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KERN RIVER - LAKE ISABELLA (ISAC1)
Latitude:
35.65º N
Longitude:
118.48º W
Elevation:
2515 Feet
Location: Kern County in CA
River Group: San Joaquin
Issuance Time: May 12 2025 at 8:17 AM PDT

2025 Water Year Trend Tabular Plot View  |  Select a Different Water Year:  

# Tabular Water Year Trend Plot for ISAC1
#
# File Generation Time:  05/12/2025  08:17 AM PDT
# Interval:  1 Day
#
# Latest Forecast Water Year Volume Forecast:  621 kaf
# 30 Year Water Year Volume Mean:  737 kaf
#
# Forecast Water Year Percent of Average:  84%
# Observed Water Year to Date Percent of Average:  93%
#
# Peak Water Year Volume and Date:     5.41 kaf  on  05/12/2025
#
#               Min      90%      75%      50%      25%      10%      Max        Raw            Raw           Raw
#               Exceed   Exceed   Exceed   Exceed   Exceed   Exceed   Exceed     WY To Date     WY To Date    Daily
# Date          WY Fcst  WY Fcst  WY Fcst  WY Fcst  WY Fcst  WY Fcst  WY Fcst    Observation    Average       Observation
# (mm/dd/YYYY)  (kaf)    (kaf)    (kaf)    (kaf)    (kaf)    (kaf)    (kaf)      (kaf)          (kaf)         (kaf)
# -----------------------------------------------------------------------------------------------------------------------
  10/01/2024     208      266      392      516     1150     1520     2900              0.64          0.58       0.638512
  10/02/2024     216      274      400      500     1100     1410     2170              1.32          1.14       0.680422
  10/03/2024     217      263      399      500     1100     1410     2160              1.89          1.69       0.566706
  10/04/2024     216      260      399      498     1100     1410     2160              2.60          2.24       0.713675
  10/05/2024     209      260      392      499     1100     1410     2150              3.15          2.80       0.547141
  10/06/2024     204      258      394      498     1110     1400     2150              3.75          3.35       0.608500
  10/07/2024     208      261      399      497     1100     1400     2170              4.42          3.88       0.669717
  10/08/2024     216      265      399      502     1120     1420     2180              5.04          4.42       0.616738
  10/09/2024     211      274      399      499     1130     1430     2180              5.65          4.95       0.609117
  10/10/2024     211      272      390      497     1100     1400     2170              6.28          5.47       0.625033
  10/11/2024     213      266      397      497     1110     1420     2150              6.85          5.98       0.572271
  10/12/2024     214      259      399      504     1100     1430     2160              7.43          6.51       0.585599
  10/13/2024     213      263      390      506     1100     1460     2150              7.96          7.03       0.529295
  10/14/2024     204      262      388      503     1090     1420     2170              8.52          7.59       0.558887
  10/15/2024     202      262      395      500     1080     1400     2150              9.02          8.14       0.501845
  10/16/2024     204      278      398      500     1090     1420     2160              9.59          8.68       0.564207
  10/17/2024     206      279      380      481     1130     1440     2800             10.04          9.20       0.450875
  10/18/2024     211      273      376      486     1130     1430     2770             10.53          9.76       0.491357
  10/19/2024     215      283      397      521     1140     1470     2790             11.15         10.30       0.619790
  10/20/2024     210      269      378      523     1120     1460     2770             11.62         10.85       0.473475
  10/21/2024     215      280      382      521     1140     1460     2770             12.21         11.40       0.589278
  10/22/2024     214      270      379      504     1110     1440     2710             12.86         11.94       0.642606
  10/23/2024     212      270      379      488     1110     1440     2710             13.39         12.47       0.536584
  10/24/2024     214      282      378      492     1140     1450     2780             13.91         13.02       0.515988
  10/25/2024     215      277      380      487     1110     1470     2800             14.46         13.53       0.553837
  10/26/2024     207      278      387      478     1110     1510     2730             15.05         14.09       0.592126
  10/27/2024     211      284      390      502     1140     1500     2690             15.53         14.67       0.474128
  10/28/2024     218      276      381      487     1140     1490     2630             15.83         15.21       0.302815
  10/29/2024     222      295      401      505     1140     1520     2700             16.30         15.75       0.473949
  10/30/2024     214      283      387      493     1140     1520     2670             16.86         16.32       0.554918
  10/31/2024     215      276      391      494     1120     1450     2620             17.37         16.94       0.509414
  11/01/2024     211      277      378      479     1090     1440     2550             17.89         17.52       0.516720
  11/02/2024     211      270      376      490     1070     1400     2550             18.36         18.08       0.470286
  11/03/2024     211      281      373      488     1110     1440     2550             18.70         18.62       0.340997
  11/04/2024     206      282      372      488     1090     1420     2510             19.48         19.18       0.781800
  11/05/2024     204      284      371      512     1100     1410     2500             20.07         19.71       0.593596
  11/06/2024     204      282      388      513     1120     1470     2540             20.63         20.24       0.558571
  11/07/2024     206      280      365      491     1090     1420     2490             21.24         20.77       0.608740
  11/08/2024     192      284      373      468     1070     1420     2510             21.78         21.71       0.536180
  11/09/2024     214      277      369      462     1080     1410     2560             22.35         22.72       0.570593
  11/10/2024     224      289      374      496     1130     1480     2710             22.91         23.42       0.563088
  11/11/2024     226      292      379      505     1100     1490     2510             23.38         24.09       0.469429
  11/12/2024     210      292      390      504     1070     1550     2570             23.97         24.73       0.594487
  11/13/2024     207      283      384      486     1070     1470     2560             24.48         25.34       0.508994
  11/14/2024     203      279      376      468     1080     1450     2610             24.91         25.96       0.424737
  11/15/2024     197      277      366      463     1100     1460     2600             25.23         26.57       0.322315
  11/16/2024     226      287      392      476     1100     1460     2840             25.73         27.14       0.503172
  11/17/2024     209      298      387      512     1160     1480     2730             26.14         27.75       0.405074
  11/18/2024     256      328      422      576     1210     1610     2670             26.66         28.44       0.522859
  11/19/2024     237      320      416      533     1180     1540     2570             27.16         29.09       0.496982
  11/20/2024     237      354      418      579     1220     1620     2680             27.86         29.75       0.699991
  11/21/2024     271      344      469      582     1230     1690     2650             28.43         30.41       0.569647
  11/22/2024     258      336      444      571     1190     1620     2610             28.99         31.14       0.562538
  11/23/2024     286      362      474      637     1190     1700     2650             29.66         31.82       0.671692
  11/24/2024     368      467      600      751     1290     1840     2920             30.32         32.51       0.660908
  11/25/2024     336      419      551      709     1310     1820     2640             31.15         33.28       0.827840
  11/26/2024     304      388      480      626     1170     1650     2650             32.40         33.97       1.246421
  11/27/2024     275      376      437      562     1130     1520     2560             33.92         34.61       1.525732
  11/28/2024     279      368      437      564     1120     1510     2570             35.44         35.31       1.519688
  11/29/2024     265      368      427      570     1080     1480     2510             36.93         35.99       1.484935
  11/30/2024     280      366      429      575     1090     1490     2450             38.12         36.83       1.192657
  12/01/2024     274      370      445      585     1090     1470     2530             39.21         37.50       1.089221
  12/02/2024     285      360      435      601     1090     1470     2490             40.24         38.24       1.029682
  12/03/2024     281      359      423      569     1100     1440     2540             41.21         38.99       0.968696
  12/04/2024     267      362      413      550     1120     1440     2610             42.17         39.70       0.961514
  12/05/2024     274      361      430      549     1110     1430     2630             43.08         40.39       0.914772
  12/06/2024     275      361      428      552     1080     1450     2420             44.00         41.05       0.916839
  12/07/2024     243      354      423      536     1070     1430     2390             44.90         41.76       0.901495
  12/08/2024     237      346      390      514     1030     1400     2400             45.76         42.46       0.860438
  12/09/2024     247      356      399      540     1030     1420     2460             46.63         43.12       0.869045
  12/10/2024     258      355      420      541     1030     1470     2550             47.53         43.86       0.895467
  12/11/2024     237      366      404      541     1070     1440     2530             48.31         44.74       0.779192
  12/12/2024     233      369      402      536     1070     1460     2520             49.03         45.53       0.727159
  12/13/2024     250      367      413      538     1050     1400     2320             49.74         46.30       0.705069
  12/14/2024     244      360      401      520     1020     1370     2270             50.60         47.02       0.866367
  12/15/2024     272      360      403      540     1020     1360     2370             51.29         47.74       0.685948
  12/16/2024     274      359      401      536     1000     1320     2400             52.37         48.50       1.077556
  12/17/2024     278      364      414      533     1040     1290     2410             52.97         49.24       0.603845
  12/18/2024     273      366      422      536     1070     1300     2330             54.07         50.03       1.093448
  12/19/2024     316      378      433      552     1070     1340     2100             54.87         51.28       0.805597
  12/20/2024     280      386      436      555     1050     1340     2480             55.73         52.32       0.854244
  12/21/2024     250      354      407      516      917     1260     2030             56.57         53.12       0.841712
  12/22/2024     235      359      427      496      907     1370     2130             57.36         54.07       0.789046
  12/23/2024     256      362      415      536      901     1320     2110             58.28         55.07       0.924515
  12/24/2024     250      338      407      505      891     1260     1980             59.13         55.92       0.851507
  12/25/2024     224      348      397      520      933     1260     1850             60.00         56.86       0.865812
  12/26/2024     257      360      396      511      899     1270     1910             60.93         57.76       0.928103
  12/27/2024     242      335      380      486      857     1240     1820             61.75         58.66       0.824715
  12/28/2024     235      340      387      479      844     1230     1780             62.77         59.56       1.018198
  12/29/2024     244      337      390      492      862     1240     1670             63.93         60.56       1.164483
  12/30/2024     239      332      393      485      846     1230     1630             64.75         61.49       0.816617
  12/31/2024     240      346      392      492      836     1350     1720             65.81         62.42       1.063033
  01/01/2025     231      333      384      474      755     1250     1470             66.77         63.40       0.954627
  01/02/2025     232      336      383      484      782     1190     1550             67.67         64.64       0.898069
  01/03/2025     237      333      395      496      819     1150     1490             68.50         66.30       0.835349
  01/04/2025     238      322      396      487      785     1100     1500             69.23         67.59       0.725291
  01/05/2025     239      320      394      488      800     1120     1540             70.27         69.15       1.043311
  01/06/2025     240      322      393      485      863     1170     1490             71.15         70.30       0.884443
  01/07/2025     240      327      399      494      893     1310     1530             71.93         71.48       0.771974
  01/08/2025     233      324      387      486      778     1210     1430             72.79         72.78       0.869055
  01/09/2025     239      327      390      499      766     1140     1450             73.63         74.33       0.835524
  01/10/2025     235      330      395      492      731     1100     1410             74.47         75.99       0.842466
  01/11/2025     253      346      425      533      816     1190     1460             75.23         77.46       0.754706
  01/12/2025     242      328      399      497      751     1060     1400             76.07         79.04       0.838909
  01/13/2025     227      309      379      465      706     1010     1380             76.86         80.65       0.789383
  01/14/2025     225      317      370      460      685     1010     1360             77.52         82.26       0.664683
  01/15/2025     237      321      400      497      753     1060     1490             78.34         83.55       0.815248
  01/16/2025     234      321      393      481      676     1090     1420             79.17         84.77       0.835839
  01/17/2025     221      307      380      471      653     1050     1410             79.86         85.98       0.688661
  01/18/2025     237      312      395      469      659     1050     1420             80.56         87.12       0.701130
  01/19/2025     208      280      339      454      630      943     1350             81.30         88.28       0.740554
  01/20/2025     237      292      352      458      646      918     1370             82.01         89.46       0.707423
  01/21/2025     241      288      337      445      635      909     1360             82.76         90.59       0.749271
  01/22/2025     233      291      339      444      627      862     1360             83.40         91.80       0.642783
  01/23/2025     251      303      368      456      644      999     1390             84.06         93.15       0.662154
  01/24/2025     257      321      396      486      664      956     1430             84.93         94.40       0.861797
  01/25/2025     258      314      392      474      640      881     1400             85.61         95.74       0.688822
  01/26/2025     236      307      371      465      620      853     1430             86.27         97.05       0.654180
  01/27/2025     223      294      362      461      625      859     1460             86.92         98.29       0.656291
  01/28/2025     230      296      359      468      636      857     1460             87.61         99.48       0.688330
  01/29/2025     257      311      377      479      626      836     1530             88.36        100.64       0.742388
  01/30/2025     273      355      434      536      732     1040     1820             89.10        101.76       0.746927
  01/31/2025     305      363      443      548      735     1020     1850             89.81        102.93       0.712110
  02/01/2025     249      376      434      532      746      996     1880             90.38        104.00       0.565175
  02/02/2025     266      367      417      522      687      973     1900             91.12        105.16       0.737158
  02/03/2025     286      380      438      514      725      960     1900             92.09        106.29       0.973932
  02/04/2025     293      350      420      524      729     1020     1880             92.91        107.45       0.815643
  02/05/2025     261      342      394      529      688      892     1800             93.88        108.60       0.971433
  02/06/2025     285      377      439      544      791      979     1910             95.42        109.95       1.538153
  02/07/2025     278      367      418      520      758      982     1810             97.19        111.47       1.773818
  02/08/2025     310      403      446      549      829     1060     1720             99.00        113.14       1.808587
  02/09/2025     332      381      442      548      801     1050     1740            100.80        114.60       1.805723
  02/10/2025     361      396      453      580      804     1080     1800            102.09        116.02       1.290154
  02/11/2025     327      403      476      581      827     1040     1670            103.18        117.39       1.089765
  02/12/2025     318      398      471      567      812     1020     1540            104.17        118.74       0.990427
  02/13/2025     333      425      491      587      822     1050     1580            105.52        120.42       1.340763
  02/14/2025     399      444      496      622      768     1110     1540            109.75        122.07       4.231466
  02/15/2025     411      462      510      610      759     1110     1250            113.90        123.79       4.150390
  02/16/2025     409      453      513      604      771     1130     1210            115.96        125.46       2.065899
  02/17/2025     409      457      517      588      783     1090     1370            117.99        127.15       2.027302
  02/18/2025     410      445      513      578      768      997     1350            120.15        129.36       2.161767
  02/19/2025     412      447      501      571      754      991     1340            122.10        131.45       1.946889
  02/20/2025     414      455      511      596      792     1040     1340            123.73        133.66       1.635975
  02/21/2025     414      450      517      576      788     1010     1280            125.56        135.57       1.822672
  02/22/2025     412      449      511      581      765     1080     1210            127.05        137.44       1.493988
  02/23/2025     405      448      523      587      778     1060     1150            128.81        139.29       1.760440
  02/24/2025     417      444      534      585      774     1070     1300            130.38        141.03       1.570105
  02/25/2025     421      459      559      662      828     1130     1400            132.04        142.67       1.655231
  02/26/2025     427      473      564      673      851     1170     1580            134.01        144.34       1.970111
  02/27/2025     427      465      537      617      763     1020     1420            135.83        146.15       1.825481
  02/28/2025     414      467      530      609      728     1070     1310            137.50        147.83       1.670272
  03/01/2025    Missing  Missing  Missing  Missing  Missing  Missing  Missing         139.01        149.60       1.502089
  03/02/2025    Missing  Missing  Missing  Missing  Missing  Missing  Missing         140.69        151.42       1.682339
  03/03/2025     461      526      623      697      866     1050     1300            142.28        153.27       1.592090
  03/04/2025     487      536      628      696      872     1060     1330            143.85        155.10       1.572420
  03/05/2025     466      523      609      696      848     1050     1270            145.43        157.18       1.578453
  03/06/2025     510      552      633      700      921     1120     1280            146.94        159.21       1.513246
  03/07/2025     501      553      613      665      924     1140     1230            148.71        161.14       1.763663
  03/08/2025     515      543      590      662      847      988     1210            150.30        163.12       1.590519
  03/09/2025     526      552      602      674      846      996     1240            151.81        165.02       1.512254
  03/10/2025     516      555      623      693      814      981     1240            153.38        168.02       1.566634
  03/11/2025     516      575      601      721      855     1040     1210            154.91        171.11       1.537213
  03/12/2025     521      557      625      709      855     1010     1210            156.48        173.68       1.561594
  03/13/2025     559      605      652      729      871     1060     1260            158.10        176.04       1.622668
  03/14/2025     569      617      674      730      858      977     1240            160.01        178.49       1.915153
  03/15/2025     589      609      666      704      828      922     1130            162.02        181.36       2.004575
  03/16/2025     598      629      660      704      774      911     1120            163.92        183.88       1.902176
  03/17/2025     610      624      667      708      770      924     1140            165.93        186.27       2.005071
  03/18/2025     648      657      707      763      848     1060     1250            168.20        188.74       2.278877
  03/19/2025     660      669      715      768      857     1050     1220            170.78        191.04       2.576483
  03/20/2025     637      661      689      740      793      935     1000            173.13        193.46       2.346728
  03/21/2025     653      672      687      736      795      886     1000            175.45        195.89       2.319868
  03/22/2025     643      650      674      726      759      842      964            177.39        198.48       1.945482
  03/23/2025     658      679      703      773      824      962     1150            180.07        201.10       2.674419
  03/24/2025     672      685      715      761      858      956     1100            182.74        203.63       2.674006
  03/25/2025     652      684      718      758      834      965     1100            185.84        206.12       3.094756
  03/26/2025     571      600      629      684      763      849     1020            189.04        208.55       3.203517
  03/27/2025     557      605      638      678      760      881     1100            192.42        211.06       3.375834
  03/28/2025     572      610      640      680      780      850     1050            196.11        213.58       3.693029
  03/29/2025     564      584      601      642      684      743      844            199.69        216.14       3.580134
  03/30/2025     568      600      623      659      713      776      907            203.15        218.61       3.461703
  03/31/2025     578      613      642      674      728      803      929            205.71        221.15       2.557640
  04/01/2025     599      620      638      657      698      751      835            209.11        223.73       3.402282
  04/02/2025     612      621      639      668      700      752      795            212.23        226.33       3.121946
  04/03/2025     610      621      636      667      701      734      793            214.85        228.99       2.616980
  04/04/2025     612      620      637      669      702      737      803            217.45        231.78       2.597145
  04/05/2025     609      618      636      658      695      723      766            219.93        234.53       2.485738
  04/06/2025     607      623      636      659      688      724      758            222.35        237.30       2.413919
  04/07/2025     606      621      634      653      683      726      753            224.79        240.19       2.447226
  04/08/2025     607      619      632      651      675      703      736            227.14        243.25       2.347637
  04/09/2025     611      617      633      657      684      718      745            229.91        246.26       2.767891
  04/10/2025     610      616      631      654      694      710      757            232.84        249.21       2.926654
  04/11/2025     608      614      633      652      679      711      759            236.02        252.51       3.185666
  04/12/2025     607      618      627      659      695      707      801            239.48        255.80       3.454844
  04/13/2025     616      624      646      665      699      747      840            243.60        259.02       4.129151
  04/14/2025     620      631      644      673      706      754      851            247.76        262.24       4.152788
  04/15/2025     614      626      641      672      711      742      841            251.59        265.51       3.831378
  04/16/2025     614      622      632      656      677      714      797            255.40        268.78       3.806916
  04/17/2025     614      629      640      657      685      725      781            259.08        272.13       3.688154
  04/18/2025     604      619      629      643      663      690      739            262.82        275.52       3.730964
  04/19/2025     626      642      651      661      681      711      755            266.50        279.00       3.689723
  04/20/2025     585      597      609      620      638      666      713            269.86        282.55       3.359388
  04/21/2025     596      608      616      630      646      682      707            273.48        286.18       3.611374
  04/22/2025     596      605      615      626      643      654      699            277.30        289.88       3.828568
  04/23/2025     595      609      624      634      649      674      711            281.05        293.64       3.744187
  04/24/2025     606      618      629      643      663      695      721            285.13        297.40       4.082787
  04/25/2025     612      621      628      644      663      687      742            288.87        301.28       3.735343
  04/26/2025     621      628      638      654      676      703      751            292.90        305.24       4.035679
  04/27/2025     618      633      651      657      678      712      778            296.50        309.36       3.595754
  04/28/2025     632      638      654      671      686      732      801            300.13        313.64       3.627574
  04/29/2025     627      655      662      678      697      747      833            303.42        318.11       3.292031
  04/30/2025     638      639      659      682      702      747      796            306.51        322.64       3.089053
  05/01/2025     626      637      657      678      703      744      803            309.69        327.44       3.186080
  05/02/2025     622      638      652      665      685      718      752            313.23        332.28       3.540300
  05/03/2025     606      625      639      652      667      685      715            316.56        337.04       3.324594
  05/04/2025     607      624      636      647      665      678      695            320.00        341.84       3.445671
  05/05/2025     610      623      634      643      658      668      688            323.60        346.63       3.594846
  05/06/2025     609      622      629      641      654      665      669            326.93        351.39       3.335172
  05/07/2025     611      623      630      641      657      665      669            330.44        356.08       3.509887
  05/08/2025     592      606      610      621      637      644      649            334.03        360.76       3.586747
  05/09/2025     588      605      609      620      635      643      650            337.78        365.45       3.752286
  05/10/2025     590      605      612      622      635      641      652            342.13        370.23       4.349568
  05/11/2025     586      606      611      620      628      639      652            346.96        374.95       4.823955
  05/12/2025     596      605      610      621      629      637      646            352.37        379.71       5.411896
#
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Location Photographs

ESRI™ Locator Map

Official 7 Day National Weather Service Forecast   (CAZ332)
Today: Windy, sunny. Highs 57 to 63. West winds 10 to 25 mph increasing to 20 to 30 mph in the afternoon. Gusts up to 45 mph.

Tonight: Breezy. Mostly clear. Lows in the lower 40s. West winds 10 to 25 mph with gusts to around 50 mph decreasing to 5 to 10 mph after midnight.

Wednesday: Warmer, sunny. Highs 66 to 72. West winds up to 10 mph increasing to 10 to 15 mph with gusts to around 30 mph in the afternoon.

Wednesday Night: Mostly clear. Lows in the upper 40s. West winds 10 to 15 mph with gusts to around 35 mph shifting to the northwest after midnight.

Thursday: Warmer, sunny. Highs 74 to 80. Northwest winds up to 5 mph shifting to the southwest 5 to 15 mph in the afternoon.

Thursday Night: Mostly clear. Lows in the lower 50s.

Friday and Friday Night: Partly cloudy. Highs in the upper 70s. Lows in the lower 50s.

Saturday and Saturday Night: Breezy. Partly cloudy. Highs 66 to 72. Lows in the upper 40s.

Sunday and Sunday Night: Partly cloudy. Highs 60 to 66. Lows in the upper 40s.

Monday: Warmer, sunny. Highs 71 to 77.