National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service



TRINITY RIVER - TRINITY LAKE (CEGC1)
Latitude: 40.80º NLongitude: 122.76º WElevation: 2370 Feet
Location: Trinity County in CaliforniaBulletin Group: North CoastRiver Group: Klamath
Issuance Time: May 01 2025 at 8:11 AM PDT

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

# Tabular Water Year Trend Plot for CEGC1
#
# File Generation Time:  05/01/2025  08:11 AM PDT
# Interval:  1 Day
#
# Latest Forecast Water Year Volume Forecast:  1760 kaf
# 30 Year Water Year Volume Mean:  1160 kaf
#
# Forecast Water Year Percent of Average:  151%
# Observed Water Year to Date Percent of Average:  164%
#
# Peak Water Year Volume and Date:     34.9 kaf  on  02/04/2025
#
#               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     347      505      742     1270     1590     2190     2850              0.03          0.20       0.026644
  10/02/2024     400      483      765     1300     1590     2170     2830              0.06          0.41       0.033243
  10/03/2024     398      485      770     1300     1590     2200     2840              0.08          0.63       0.020289
  10/04/2024     398      481      758     1290     1590     2180     2830              0.10          0.88       0.024770
  10/05/2024     374      481      751     1300     1590     2170     2830              0.15          1.13       0.049816
  10/06/2024     378      483      748     1290     1580     2180     2800              0.37          1.36       0.218635
  10/07/2024     393      475      760     1310     1600     2190     2840              0.55          1.58       0.178473
  10/08/2024     397      517      790     1320     1620     2270     2970              0.64          1.79       0.092064
  10/09/2024     396      490      774     1310     1590     2180     2850              0.72          2.03       0.078031
  10/10/2024     399      484      774     1300     1590     2180     2830              0.82          2.29       0.093607
  10/11/2024     394      493      781     1300     1590     2180     2820              1.00          2.53       0.180495
  10/12/2024     403      506      768     1310     1600     2220     2850              1.09          2.80       0.098431
  10/13/2024     338      485      750     1300     1580     2150     2840              1.12          3.11       0.025002
  10/14/2024     396      488      746     1320     1600     2180     2850              1.22          3.50       0.098382
  10/15/2024     345      478      736     1290     1570     2150     2810              1.37          3.87       0.154642
  10/16/2024     369      481      728     1300     1570     2170     2830              1.55          4.21       0.174621
  10/17/2024     357      484      728     1290     1560     2140     2820              1.72          4.51       0.172461
  10/18/2024     362      477      722     1290     1560     2140     2800              1.89          4.87       0.172584
  10/19/2024     350      468      708     1270     1560     2160     2830              2.07          5.26       0.173015
  10/20/2024     371      470      750     1290     1570     2160     2870              2.23          5.71       0.168514
  10/21/2024     372      486      733     1290     1570     2140     2790              2.39          6.23       0.152442
  10/22/2024     349      478      712     1260     1540     2110     2730              2.52          7.04       0.130173
  10/23/2024     327      463      702     1260     1540     2080     2730              2.59          8.13       0.070607
  10/24/2024     318      453      693     1220     1550     2070     2720              2.67          9.22       0.082668
  10/25/2024     322      461      713     1220     1540     2060     2710              2.80         10.30       0.134630
  10/26/2024     374      478      732     1240     1560     2080     2740              2.90         11.16       0.097975
  10/27/2024     338      469      700     1190     1540     2040     2720              3.03         11.94       0.123701
  10/28/2024     370      491      748     1210     1590     2060     2750              3.23         12.80       0.206853
  10/29/2024     390      503      778     1280     1580     2100     2780              3.46         13.77       0.231034
  10/30/2024     381      499      752     1220     1560     2050     2730              3.68         14.80       0.217953
  10/31/2024     345      497      736     1200     1520     2030     2700              3.86         15.86       0.173409
  11/01/2024     333      506      728     1190     1530     2000     2670              4.11         16.89       0.259319
  11/02/2024     298      479      676     1160     1540     1990     2620              5.41         17.93       1.293014
  11/03/2024     295      513      740     1200     1540     2050     2740              5.87         18.88       0.463246
  11/04/2024     303      454      647     1130     1500     1960     2670              6.08         19.68       0.211219
  11/05/2024     319      501      701     1190     1570     1970     2700              6.54         20.52       0.461773
  11/06/2024     322      500      710     1220     1550     2030     2720              6.80         21.38       0.253255
  11/07/2024     294      476      662     1160     1530     2010     2690              7.11         22.31       0.313776
  11/08/2024     312      492      736     1170     1540     2020     2730              7.37         23.25       0.256679
  11/09/2024     315      472      736     1160     1550     2040     2730              7.79         24.31       0.425998
  11/10/2024     332      491      765     1140     1570     2040     2760              7.96         25.48       0.162863
  11/11/2024     331      501      735     1140     1540     2030     2710              8.19         26.81       0.233732
  11/12/2024     331      495      745     1150     1540     2000     2730              8.87         28.21       0.684486
  11/13/2024     354      524      757     1160     1560     2030     2750              9.62         29.62       0.749434
  11/14/2024     342      460      672     1040     1500     1980     2690             11.59         31.11       1.964798
  11/15/2024     339      546      744     1150     1570     2100     2810             12.37         32.55       0.779244
  11/16/2024     354      627      771     1180     1610     2160     2920             12.69         33.82       0.323158
  11/17/2024     435      706      909     1350     1800     2280     3180             13.19         35.47       0.495193
  11/18/2024     498      765     1020     1450     1870     2380     3090             14.01         37.22       0.820060
  11/19/2024     514      763     1010     1460     1830     2350     3010             14.81         38.86       0.804404
  11/20/2024     570      754     1010     1440     1840     2350     2920             16.47         40.57       1.657323
  11/21/2024     615      768     1040     1440     1890     2360     2970             22.71         42.40       6.241063
  11/22/2024     570      730      976     1340     1780     2300     2840             32.99         44.32      10.276642
  11/23/2024     593      765     1010     1350     1780     2320     2820             49.94         46.23      16.954375
  11/24/2024     573      758     1010     1350     1770     2300     2880             56.10         47.91       6.162381
  11/25/2024     541      754      997     1320     1730     2270     2810             60.38         49.44       4.272822
  11/26/2024     557      769     1000     1330     1750     2220     2920             65.70         50.88       5.320816
  11/27/2024     529      745      993     1310     1750     2210     2870             69.06         52.35       3.366045
  11/28/2024     550      764      960     1330     1740     2210     2910             71.28         53.85       2.221298
  11/29/2024     556      755      983     1320     1720     2250     2870             73.23         55.59       1.944544
  11/30/2024     559      771      958     1320     1730     2210     2810             75.04         57.55       1.812794
  12/01/2024     584      759     1010     1350     1730     2210     2880             76.55         59.54       1.507627
  12/02/2024     584      740     1000     1340     1750     2180     2820             77.89         61.61       1.342365
  12/03/2024     572      754      951     1330     1700     2110     2860             79.49         63.84       1.597789
  12/04/2024     578      755      975     1340     1700     2100     2980             81.16         66.30       1.673574
  12/05/2024     571      754      982     1330     1710     2120     2950             82.96         68.98       1.795811
  12/06/2024     612      776      973     1350     1720     2110     3000             85.22         71.70       2.262309
  12/07/2024     613      787     1010     1340     1730     2150     2800             87.32         74.53       2.101050
  12/08/2024     554      762      929     1320     1640     2110     2760             89.68         77.10       2.355222
  12/09/2024     636      857     1060     1400     1780     2290     2930             91.99         80.19       2.317166
  12/10/2024     705      883     1100     1440     1800     2250     3000             94.11         83.27       2.116345
  12/11/2024     743      942     1160     1470     1790     2270     2970             95.90         86.28       1.788544
  12/12/2024     732      905     1110     1490     1800     2170     2890             97.83         89.28       1.932213
  12/13/2024     756      926     1160     1500     1820     2220     2820            101.03         92.58       3.196841
  12/14/2024     778      939     1120     1500     1870     2310     2950            108.44         96.12       7.410152
  12/15/2024     863     1000     1250     1550     1910     2420     2960            116.86         99.02       8.420812
  12/16/2024     874      990     1210     1610     1960     2400     2950            121.19        102.13       4.329588
  12/17/2024     861     1030     1260     1610     1920     2400     2920            125.66        105.16       4.476111
  12/18/2024     895     1070     1280     1650     1940     2390     2910            129.08        107.83       3.414034
  12/19/2024     907     1050     1300     1640     1880     2350     2930            132.13        110.33       3.049677
  12/20/2024     951     1070     1310     1700     2000     2420     2980            135.07        112.65       2.941479
  12/21/2024     923     1030     1240     1630     1900     2330     2950            138.52        115.12       3.454785
  12/22/2024     928     1060     1270     1670     2020     2310     2900            143.17        117.73       4.649048
  12/23/2024     945     1130     1330     1720     1980     2300     2880            148.89        120.03       5.715037
  12/24/2024     963     1170     1370     1710     2040     2360     2940            158.51        122.65       9.619400
  12/25/2024     982     1200     1360     1680     2030     2380     2960            180.54        125.22      22.033529
  12/26/2024     903     1140     1260     1630     1980     2290     2920            190.78        127.94      10.239515
  12/27/2024     874     1120     1270     1570     1960     2240     2870            201.08        130.60      10.300458
  12/28/2024     903     1170     1280     1590     2000     2260     2900            214.20        133.25      13.113835
  12/29/2024     919     1190     1290     1640     2050     2290     2970            238.93        135.71      24.730810
  12/30/2024     974     1210     1310     1660     1960     2260     3090            273.44        138.73      34.516306
  12/31/2024     993     1250     1380     1680     1970     2360     3090            289.14        141.86      15.696001
  01/01/2025     983     1220     1350     1640     1980     2290     3050            299.54        144.27      10.404314
  01/02/2025    1000     1240     1350     1670     1960     2310     3060            308.51        146.91       8.972287
  01/03/2025    1010     1230     1370     1630     1980     2340     3190            319.57        149.78      11.054902
  01/04/2025     969     1180     1340     1600     1930     2310     3120            341.89        152.49      22.321539
  01/05/2025     973     1190     1320     1610     2000     2270     3140            355.37        155.47      13.479953
  01/06/2025     979     1180     1330     1620     1950     2240     3130            365.51        158.58      10.137315
  01/07/2025     969     1170     1340     1630     1910     2200     3080            374.28        161.85       8.768415
  01/08/2025     969     1150     1320     1610     1880     2110     2970            381.86        165.38       7.577974
  01/09/2025     969     1150     1320     1610     1880     2140     2960            388.24        168.86       6.389508
  01/10/2025     981     1160     1330     1600     1880     2150     3120            394.15        172.78       5.907262
  01/11/2025     970     1180     1330     1640     1900     2210     3110            399.60        176.56       5.451043
  01/12/2025     974     1170     1320     1590     1850     2160     3020            404.49        180.11       4.886543
  01/13/2025     969     1130     1290     1560     1830     2130     2760            409.53        183.74       5.044764
  01/14/2025     972     1130     1290     1570     1840     2120     2840            413.66        187.51       4.128199
  01/15/2025     969     1120     1270     1550     1810     2080     2700            418.01        192.08       4.352497
  01/16/2025     974     1120     1280     1550     1790     2110     2790            422.12        196.78       4.108152
  01/17/2025     969     1140     1290     1560     1840     2070     2860            426.01        201.29       3.889969
  01/18/2025     986     1140     1280     1560     1800     2090     2730            429.81        205.80       3.800876
  01/19/2025     982     1070     1230     1510     1730     1990     2520            433.47        210.19       3.658344
  01/20/2025     976     1080     1220     1490     1730     1950     2440            437.03        214.58       3.555793
  01/21/2025     975     1060     1220     1460     1690     1890     2490            440.19        218.86       3.166332
  01/22/2025     973     1070     1220     1470     1700     1940     2490            443.40        223.05       3.205774
  01/23/2025     973     1070     1230     1440     1650     1930     2490            446.54        227.34       3.140472
  01/24/2025     993     1110     1230     1510     1730     1990     2580            449.53        231.45       2.987137
  01/25/2025     985     1120     1220     1500     1720     1990     2480            452.48        235.31       2.947699
  01/26/2025     991     1110     1220     1490     1720     1980     2440            455.19        239.32       2.716875
  01/27/2025    1000     1150     1260     1560     1790     2050     2480            457.79        243.40       2.601509
  01/28/2025    1080     1230     1350     1660     1850     2120     2580            460.08        247.79       2.286599
  01/29/2025    1150     1260     1390     1710     1890     2180     2600            462.53        252.12       2.445295
  01/30/2025    1140     1260     1370     1680     1860     2150     2540            464.92        256.19       2.395217
  01/31/2025    1100     1240     1360     1660     1890     2110     2540            467.87        260.34       2.953217
  02/01/2025    1130     1280     1380     1700     1910     2110     2620            473.00        263.61       5.122972
  02/02/2025    1260     1340     1440     1770     1930     2160     2640            479.27        267.66       6.277173
  02/03/2025    1240     1320     1400     1700     1900     2100     2440            499.15        271.60      19.871740
  02/04/2025    1350     1420     1550     1810     2030     2290     2750            534.05        275.59      34.899940
  02/05/2025    1390     1450     1570     1840     2050     2270     2710            566.21        279.55      32.162107
  02/06/2025    1380     1440     1560     1810     2020     2270     2700            583.05        283.59      16.839005
  02/07/2025    1370     1450     1540     1820     2080     2250     2620            594.87        287.29      11.820952
  02/08/2025    1410     1450     1520     1800     2040     2260     2570            603.53        291.27       8.663496
  02/09/2025    1380     1450     1520     1820     2020     2230     2580            610.73        295.43       7.194934
  02/10/2025    1370     1470     1520     1790     2000     2210     2540            616.86        299.44       6.130570
  02/11/2025    1410     1450     1520     1730     1950     2130     2470            622.42        303.77       5.565641
  02/12/2025    1420     1490     1560     1750     1990     2190     2540            627.75        308.59       5.330656
  02/13/2025    1390     1430     1530     1680     1920     2080     2320            633.07        313.92       5.317516
  02/14/2025    1410     1450     1550     1710     1920     2110     2420            639.78        319.26       6.704643
  02/15/2025    1370     1440     1530     1680     1920     2080     2270            644.95        324.47       5.179250
  02/16/2025    1430     1470     1540     1690     1920     2090     2290            649.68        329.24       4.722301
  02/17/2025    1420     1460     1550     1660     1890     2060     2290            655.53        333.68       5.850169
  02/18/2025    1420     1470     1560     1660     1850     2070     2270            660.87        338.79       5.342722
  02/19/2025    1430     1450     1550     1630     1850     2020     2180            666.09        343.81       5.222308
  02/20/2025    1430     1450     1550     1670     1900     2060     2200            671.95        348.61       5.858928
  02/21/2025    1470     1490     1560     1720     1950     2150     2290            678.96        354.24       7.006962
  02/22/2025    1450     1480     1570     1700     1950     2160     2350            683.82        359.62       4.865525
  02/23/2025    1480     1490     1590     1730     1970     2140     2320            689.97        364.65       6.141908
  02/24/2025    1470     1530     1620     1760     2000     2140     2360            701.74        369.49      11.771329
  02/25/2025    1460     1530     1630     1780     1980     2140     2490            713.90        374.22      12.161334
  02/26/2025    1460     1530     1620     1730     1950     2120     2430            723.87        379.26       9.974774
  02/27/2025    1450     1540     1630     1770     1980     2140     2390            732.04        384.63       8.171276
  02/28/2025    1450     1530     1570     1710     1910     2120     2270            740.02        389.97       7.980116
  03/01/2025    Missing  Missing  Missing  Missing  Missing  Missing  Missing         747.71        395.30       7.688459
  03/02/2025    Missing  Missing  Missing  Missing  Missing  Missing  Missing         755.37        400.82       7.653170
  03/03/2025    1470     1540     1580     1730     1930     2120     2310            762.55        406.20       7.185229
  03/04/2025    1460     1520     1580     1720     1910     2100     2270            769.00        411.76       6.448111
  03/05/2025    1490     1540     1580     1710     1910     2090     2230            774.93        416.97       5.929094
  03/06/2025    1520     1560     1650     1780     1940     2180     2310            780.56        422.19       5.635288
  03/07/2025    1490     1550     1610     1730     1920     2160     2210            785.80        427.06       5.233381
  03/08/2025    1470     1530     1600     1700     1870     2110     2150            790.60        432.17       4.797922
  03/09/2025    1490     1540     1630     1730     1910     2100     2230            794.94        437.38       4.347336
  03/10/2025    1510     1580     1640     1740     1930     2110     2330            799.15        442.98       4.207583
  03/11/2025    1520     1580     1640     1750     1940     2140     2290            803.62        447.92       4.474611
  03/12/2025    1550     1630     1680     1800     2050     2200     2310            808.36        452.81       4.734367
  03/13/2025    1550     1640     1680     1810     2030     2160     2270            814.92        458.30       6.562410
  03/14/2025    1590     1680     1730     1830     2060     2210     2290            820.80        464.51       5.874548
  03/15/2025    1570     1680     1720     1830     2030     2190     2250            827.16        471.28       6.362076
  03/16/2025    1600     1670     1710     1800     1950     2100     2140            833.50        477.32       6.338770
  03/17/2025    1600     1650     1690     1750     1900     1990     2130            846.56        483.52      13.058537
  03/18/2025    1610     1680     1720     1810     1990     2030     2240            856.56        489.49      10.000476
  03/19/2025    1610     1670     1720     1790     1940     2040     2180            863.51        494.86       6.957622
  03/20/2025    1600     1650     1690     1750     1900     1990     2110            869.78        500.74       6.261745
  03/21/2025    1610     1670     1700     1770     1930     2050     2140            874.81        506.43       5.037263
  03/22/2025    1610     1660     1710     1790     1920     2030     2240            879.29        512.05       4.473205
  03/23/2025    1640     1690     1730     1810     1970     2100     2290            883.93        518.38       4.639986
  03/24/2025    1630     1690     1740     1830     1960     2080     2260            889.63        524.57       5.706613
  03/25/2025    1650     1720     1780     1850     1990     2140     2270            896.74        530.69       7.105805
  03/26/2025    1650     1760     1810     1880     2060     2170     2350            906.31        536.74       9.575594
  03/27/2025    1680     1740     1770     1860     2000     2110     2260            918.13        542.51      11.816866
  03/28/2025    1680     1740     1780     1860     2000     2090     2250            935.28        548.14      17.145622
  03/29/2025    1710     1720     1770     1840     1960     2040     2160            947.37        553.97      12.097531
  03/30/2025    1700     1740     1770     1840     1940     2030     2080            957.06        559.96       9.686835
  03/31/2025    1710     1740     1760     1810     1940     2020     2060            966.95        565.58       9.885268
  04/01/2025    1680     1720     1750     1780     1890     1960     2030            976.62        571.52       9.671711
  04/02/2025    1700     1740     1760     1800     1910     1970     2050            985.74        577.32       9.119637
  04/03/2025    1710     1740     1770     1800     1910     1980     2060            993.24        583.14       7.506556
  04/04/2025    1710     1740     1770     1820     1930     1980     2060           1000.64        589.02       7.396719
  04/05/2025    1710     1740     1770     1810     1910     1970     2060           1007.57        595.04       6.930597
  04/06/2025    1710     1740     1760     1800     1900     1980     2060           1014.35        601.33       6.777951
  04/07/2025    1710     1750     1760     1780     1880     1980     2050           1022.16        607.44       7.813254
  04/08/2025    1710     1740     1760     1780     1860     1940     2050           1034.11        613.68      11.944472
  04/09/2025    1710     1740     1750     1780     1860     1960     2040           1044.88        619.73      10.777843
  04/10/2025    1710     1740     1760     1770     1850     1930     2040           1055.07        626.14      10.187752
  04/11/2025    1720     1740     1750     1770     1850     1930     2020           1066.24        632.69      11.172312
  04/12/2025    1710     1740     1750     1770     1840     1920     2020           1078.39        639.58      12.147862
  04/13/2025    1720     1740     1750     1770     1840     1930     2020           1089.66        646.44      11.270330
  04/14/2025    1720     1740     1750     1770     1840     1900     2030           1099.64        653.11       9.981880
  04/15/2025    1710     1740     1750     1770     1850     1910     2040           1109.37        659.47       9.721050
  04/16/2025    1710     1740     1750     1770     1850     1910     2050           1120.24        665.87      10.871480
  04/17/2025    1710     1730     1750     1770     1830     1900     2020           1131.46        671.91      11.218924
  04/18/2025    1710     1740     1750     1770     1830     1900     2020           1143.50        678.62      12.041497
  04/19/2025    1720     1740     1750     1770     1830     1910     2010           1153.95        685.38      10.454037
  04/20/2025    1720     1740     1760     1780     1830     1910     2020           1163.60        692.20       9.647331
  04/21/2025    1720     1730     1750     1770     1820     1880     2010           1173.63        699.03      10.028493
  04/22/2025    1720     1740     1760     1770     1820     1880     2000           1184.60        705.98      10.975118
  04/23/2025    1720     1740     1750     1770     1830     1870     2000           1194.95        712.74      10.343705
  04/24/2025    1720     1740     1760     1770     1820     1880     1990           1205.19        720.05      10.241142
  04/25/2025    1710     1730     1740     1750     1810     1860     1980           1214.69        727.28       9.498898
  04/26/2025    1730     1740     1750     1770     1830     1880     1990           1223.60        734.41       8.913188
  04/27/2025    1730     1740     1750     1770     1820     1870     1980           1232.00        741.75       8.400039
  04/28/2025    1730     1740     1760     1770     1830     1900     1990           1239.87        749.01       7.867305
  04/29/2025    1730     1740     1750     1760     1820     1880     1990           1248.57        756.46       8.707978
  04/30/2025    1720     1740     1750     1770     1820     1870     2010           1257.74        763.95       9.161951
  05/01/2025    1720     1730     1750     1760     1800     1850     2000           1267.47        770.86       9.731382
#
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Location Photographs

ESRI™ Locator Map

Official 7 Day National Weather Service Forecast   (CAZ107)
Today: Sunny until early afternoon then becoming partly cloudy. Slight chance of showers and thunderstorms in the late afternoon. Highs 68 to 83.

Tonight: Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening, then chance of rain overnight. Lows 37 to 47.

Saturday: Mostly cloudy. Chance of rain in the morning, then chance of rain and snow in the afternoon. Snow level 6000 feet. Highs 50 to 65.

Saturday Night: Partly cloudy. Lows 28 to 38. Northwest wind around 20 mph with gusts at higher elevations to around 35 mph.

Sunday: Sunny, breezy. Highs 64 to 79. North wind 20 to 25 mph with gusts at higher elevations to around 40 mph.

Sunday Night through Monday Night: Clear. Lows 35 to 45. Highs 73 to 88.

Tuesday and Tuesday Night: Clear. Highs 77 to 92. Lows 42 to 52.

Wednesday through Thursday: Mostly clear. Highs 75 to 90. Lows 43 to 53.