AMERICAN RIVER - FOLSOM LAKE (FOLC1)
Latitude: 38.71º NLongitude: 121.16º WElevation: 350 Feet
Location: Sacramento County in CaliforniaRiver Group: Lower Sacramento
Issuance Time: Apr 30 2021 at 8:21 AM PDT

2021 Water Year Trend TabularPlot View  |  Select a Different Water Year:  

# Tabular Water Year Trend Plot for FOLC1
#
# File Generation Time:  04/30/2021  08:21 AM PDT
# Interval:  1 Day
#
# Latest Forecast Water Year Volume Forecast:  817 kaf
# 30 Year Water Year Volume Mean:  2720 kaf
#
# Forecast Water Year Percent of Average:  30%
# Observed Water Year to Date Percent of Average:  29%
#
# Peak Water Year Volume and Date:     12.9 kaf  on  01/29/2021
#
#                90%         75%         50%         25%         10%           Raw            Raw            Raw
#                Exceedance  Exceedance  Exceedance  Exceedance  Exceedance    WY To Date     WY To Date     Daily
# Date           WY Fcst     WY Fcst     WY Fcst     WY Fcst     WY Fcst       Observation    Average        Observation
# (mm/dd/YYYY)   (kaf)       (kaf)       (kaf)       (kaf)       (kaf)         (kaf)          (kaf)          (kaf)
# ----------------------------------------------------------------------------------------------------------------------
  10/01/2020        1050        1310        2220        3620        4470              0.46          0.72        0.458932
  10/02/2020        1010        1320        2250        3660        4410              1.32          1.44        0.858360
  10/03/2020        1040        1320        2280        3700        4440              1.79          2.17        0.471246
  10/04/2020        1050        1340        2320        3710        4490              2.80          2.89        1.011502
  10/05/2020        1010        1300        2290        3650        4430              3.12          3.65        0.318848
  10/06/2020         999        1260        2260        3620        4420              3.52          4.55        0.397775
  10/07/2020        1010        1250        2230        3640        4320              3.67          5.56        0.151821
  10/08/2020         995        1250        2210        3590        4260              4.11          6.60        0.438354
  10/09/2020         994        1250        2230        3600        4270              4.82          7.64        0.709349
  10/10/2020         962        1250        2190        3580        4240              4.76          8.69       -0.055703
  10/11/2020         960        1250        2190        3450        4250              5.15          9.75        0.387610
  10/12/2020         935        1240        2200        3450        4270              5.81         10.83        0.661085
  10/13/2020         886        1210        2200        3460        4250              5.89         11.92        0.080496
  10/14/2020         883        1260        2190        3470        4260              6.28         13.03        0.389262
  10/15/2020         901        1240        2110        3460        4240              6.67         14.17        0.392072
  10/16/2020         927        1260        2190        3430        4300              6.85         15.32        0.182813
  10/17/2020         930        1280        2190        3430        4370              6.96         16.50        0.103225
  10/18/2020         939        1320        2200        3440        4380              7.35         17.72        0.390997
  10/19/2020         973        1170        2350        3820        5310              7.68         19.02        0.328930
  10/20/2020         952        1170        2350        3820        5230              7.74         20.35        0.064876
  10/21/2020         909        1170        2330        3810        5180              7.90         21.60        0.158680
  10/22/2020         864        1140        2380        3810        5170              8.01         22.78        0.107605
  10/23/2020         855        1180        2370        3810        5210              7.95         23.97       -0.059505
  10/24/2020         853        1170        2400        3810        5200              7.63         25.19       -0.322319
  10/25/2020         852        1120        2320        3810        5030              8.15         26.45        0.521577
  10/26/2020         851        1170        2320        3810        5020              8.39         27.74        0.239672
  10/27/2020         851        1120        2280        3810        4930              8.62         29.06        0.228930
  10/28/2020         851        1120        2160        3810        5020              8.30         30.41       -0.319427
  10/29/2020         851        1120        2330        3810        4990              8.79         31.80        0.489677
  10/30/2020         850        1120        2220        3810        4930              8.64         33.24       -0.148679
  10/31/2020         853        1120        2290        3810        4960              8.55         34.72       -0.090910
  11/01/2020         867        1120        2270        3820        4980              8.93         36.26        0.380005
  11/02/2020         938        1220        2370        3860        5150              9.66         37.85        0.737283
  11/03/2020         894        1120        2160        3830        4940              9.61         39.43       -0.056446
  11/04/2020         899        1140        2150        3840        5030              9.53         41.08       -0.082728
  11/05/2020         941        1140        2250        3840        5090              9.83         42.84        0.300500
  11/06/2020         894        1220        2190        3860        5360             10.13         44.74        0.302484
  11/07/2020         964        1210        2250        3950        5260             10.51         46.77        0.386039
  11/08/2020         912        1220        2120        3910        5220             10.91         48.92        0.394633
  11/09/2020         975        1270        2280        4010        5110             11.31         51.16        0.402403
  11/10/2020         927        1250        2130        3960        5110             11.70         53.59        0.384634
  11/11/2020         888        1200        2040        3920        4940             12.08         56.31        0.379096
  11/12/2020         887        1180        2110        3890        5020             12.46         59.40        0.389179
  11/13/2020         898        1230        2080        3970        5070             12.87         62.78        0.405626
  11/14/2020         963        1260        2130        4020        5080             13.81         66.53        0.943402
  11/15/2020        1040        1250        2140        4070        4780             14.97         70.49        1.153322
  11/16/2020         962        1220        2130        3910        4780             15.61         74.57        0.640671
  11/17/2020        1020        1250        2170        3990        4810             17.27         78.85        1.662008
  11/18/2020        1020        1310        2080        3960        4650             18.64         83.33        1.375557
  11/19/2020        1030        1310        2090        3790        4660             23.78         87.89        5.133215
  11/20/2020         920        1230        1910        3710        4490             26.00         92.46        2.224412
  11/21/2020         904        1230        1880        3580        4450             27.10         97.03        1.097951
  11/22/2020         921        1230        1860        3590        4450             27.79        101.63        0.685299
  11/23/2020         904        1230        1820        3450        4360             28.36        106.29        0.571165
  11/24/2020         831        1230        1810        3610        4330             28.55        111.11        0.198019
  11/25/2020         830        1220        1800        3430        4320             28.67        116.00        0.116366
  11/26/2020         831        1230        1800        3430        4340             29.04        120.96        0.370998
  11/27/2020         669        1180        1800        3190        4240             29.45        125.96        0.407609
  11/28/2020         656        1170        1800        3190        4220             29.67        130.92        0.217772
  11/29/2020         642        1150        1770        3190        4130             30.25        135.73        0.580834
  11/30/2020         613        1150        1800        3190        4130             30.77        140.64        0.522569
  12/01/2020         669        1150        1810        3190        4190             31.65        145.68        0.877451
  12/02/2020         630        1140        1800        3190        4130             32.16        150.70        0.509180
  12/03/2020         595        1100        1800        3190        4110             32.77        155.76        0.610010
  12/04/2020         603        1140        1790        3190        4100             33.18        160.89        0.414468
  12/05/2020         599        1110        1800        3190        4030             32.99        166.20       -0.188764
  12/06/2020         627        1100        1760        3190        4010             33.96        171.65        0.970096
  12/07/2020         657        1160        1840        3190        4040             34.64        177.21        0.674142
  12/08/2020         645        1100        1780        3150        4070             34.91        182.82        0.271740
  12/09/2020         645        1030        1720        3100        4130             35.36        188.44        0.447692
  12/10/2020         681        1140        1750        3170        4200             35.84        194.01        0.484966
  12/11/2020         780        1260        1920        3260        4300             36.00        199.47        0.153390
  12/12/2020         702        1180        1800        3120        4110             36.30        204.88        0.300996
  12/13/2020         741        1250        1850        3100        4120             37.52        210.59        1.219521
  12/14/2020         728        1130        1910        3140        4120             40.02        216.65        2.507888
  12/15/2020         698        1090        1720        2870        4050             40.97        223.30        0.941502
  12/16/2020         712        1090        1720        2920        4010             41.50        230.77        0.530007
  12/17/2020         683        1050        1720        2970        4020             42.88        238.72        1.389194
  12/18/2020         665        1050        1740        2810        3990             44.78        246.95        1.891351
  12/19/2020         718        1070        1770        2840        4030             45.89        255.45        1.114231
  12/20/2020         658        1050        1760        2800        3860             47.07        264.16        1.183489
  12/21/2020         634        1040        1730        2840        3860             48.24        273.09        1.165471
  12/22/2020         736        1120        1850        2880        4050             48.55        282.22        0.307607
  12/23/2020         742        1120        1820        2910        4120             49.08        291.70        0.535132
  12/24/2020         697        1120        1760        2920        3900             49.68        301.79        0.593314
  12/25/2020         723        1100        1660        2900        3860             50.60        312.40        0.921005
  12/26/2020         857        1250        1890        3020        3990             51.67        323.67        1.074561
  12/27/2020         850        1250        1940        3040        3970             54.16        335.11        2.484665
  12/28/2020         857        1240        1950        3050        3980             55.64        346.38        1.484566
  12/29/2020         923        1360        2090        3010        4120             56.67        357.49        1.031420
  12/30/2020         962        1380        2130        2920        4050             57.59        368.13        0.914641
  12/31/2020         970        1290        2060        3040        4090             58.36        378.04        0.772325
  01/01/2021         828        1130        1840        2760        3880             59.26        387.56        0.902245
  01/02/2021         809        1140        1830        2630        3970             60.09        396.91        0.826788
  01/03/2021         826        1080        1760        2550        3660             61.21        406.21        1.125140
  01/04/2021         795        1050        1770        2620        3610             62.49        415.46        1.274647
  01/05/2021         754        1030        1670        2580        3420             64.95        424.88        2.462432
  01/06/2021         737         917        1610        2480        3090             67.45        434.52        2.495987
  01/07/2021         732         840        1570        2390        2900             69.03        444.42        1.589363
  01/08/2021         727         837        1560        2480        2920             70.30        454.27        1.270101
  01/09/2021         716         826        1480        2430        2800             71.36        464.13        1.056793
  01/10/2021         727         838        1540        2310        2800             72.63        473.91        1.266877
  01/11/2021         720         832        1470        2370        2760             74.06        483.86        1.426880
  01/12/2021         723         832        1530        2260        2760             75.02        494.11        0.963237
  01/13/2021         727         915        1580        2500        3070             75.88        504.69        0.864227
  01/14/2021         791         915        1590        2390        2890             76.76        515.71        0.872740
  01/15/2021         807         963        1610        2310        2940             77.69        527.27        0.936129
  01/16/2021         800         882        1580        2340        2870             78.42        539.27        0.728688
  01/17/2021         698         966        1570        2220        2930             79.80        551.67        1.379028
  01/18/2021         721        1040        1610        2170        3020             81.37        564.36        1.572999
  01/19/2021         792        1060        1600        2320        3220             82.65        577.34        1.278778
  01/20/2021         773        1210        1700        2400        3260             83.57        590.35        0.918525
  01/21/2021         773        1120        1680        2290        3390             84.32        603.23        0.751251
  01/22/2021         790        1200        1710        2380        3310             85.18        615.81        0.854557
  01/23/2021         851        1250        1810        2360        3470             85.44        628.05        0.266697
  01/24/2021         845        1300        1810        2390        3320             85.56        640.15        0.118679
  01/25/2021         789        1280        1900        2340        3250             86.80        652.17        1.238448
  01/26/2021         781        1340        1770        2360        3250             88.03        664.03        1.233406
  01/27/2021         684        1300        1760        2280        3200             89.45        675.74        1.418286
  01/28/2021         783        1350        1880        2340        3310             93.05        687.15        3.600880
  01/29/2021         798        1360        1900        2370        3120            105.93        698.25       12.877047
  01/30/2021         895        1370        1880        2440        3160            112.84        708.92        6.913573
  01/31/2021         810        1370        1860        2350        3120            116.36        719.38        3.515754
  02/01/2021         783        1270        1800        2260        3070            118.96        729.75        2.597145
  02/02/2021         800        1280        1800        2280        3050            120.95        740.01        1.989698
  02/03/2021         778        1210        1740        2190        2980            124.37        750.10        3.421290
  02/04/2021         731        1050        1590        2030        2760            128.31        760.08        3.940139
  02/05/2021         735        1160        1600        2080        2780            131.08        770.05        2.769793
  02/06/2021         735        1160        1650        2180        2840            133.53        780.13        2.458217
  02/07/2021         769        1150        1630        2120        2870            135.97        790.49        2.435903
  02/08/2021         763        1140        1620        2130        2910            138.46        800.98        2.484582
  02/09/2021         776        1110        1620        2140        2940            140.52        811.65        2.061269
  02/10/2021         835        1150        1710        2180        2950            142.64        822.83        2.122924
  02/11/2021         866        1130        1660        2220        2910            144.61        834.46        1.969699
  02/12/2021         921        1210        1720        2250        2950            148.18        846.64        3.567408
  02/13/2021         940        1140        1620        2190        2840            155.36        859.15        7.187708
  02/14/2021         960        1240        1740        2290        2860            162.11        871.90        6.741833
  02/15/2021         998        1190        1630        2310        3000            166.91        884.74        4.805277
  02/16/2021         946        1070        1420        2140        2710            173.19        897.56        6.274802
  02/17/2021         861        1040        1410        2000        2510            180.65        910.38        7.466307
  02/18/2021         842        1010        1370        1970        2500            185.67        923.28        5.016272
  02/19/2021         830        1000        1380        1970        2480            190.15        936.23        4.477420
  02/20/2021         833         954        1300        1930        2330            193.60        949.25        3.457324
  02/21/2021         843        1010        1280        1930        2300            198.28        962.29        4.679904
  02/22/2021         842         970        1270        1940        2290            202.47        975.31        4.183037
  02/23/2021         861        1000        1300        1960        2310            205.55        988.21        3.078805
  02/24/2021         873        1030        1340        1960        2340            209.04       1000.92        3.490960
  02/25/2021         875         999        1310        1980        2340            212.62       1013.35        3.588151
  02/26/2021         872        1010        1300        1970        2300            216.04       1025.49        3.415670
  02/27/2021         884        1010        1290        1940        2240            219.22       1037.34        3.184509
  02/28/2021         880        1000        1280        1890        2200            222.20       1049.02        2.976902
  03/01/2021         862         973        1230        1780        2210            225.08       1060.77        2.876406
  03/02/2021         860         971        1240        1730        2130            227.55       1072.63        2.474747
  03/03/2021         941        1080        1330        1970        2290            230.30       1084.66        2.747808
  03/04/2021         795         938        1150        1630        2020            232.78       1096.87        2.482434
  03/05/2021         801         913        1110        1620        1960            235.08       1109.22        2.300447
  03/06/2021         781         882        1020        1660        1930            237.99       1121.76        2.904836
  03/07/2021         781         909        1030        1710        2020            241.54       1134.41        3.546994
  03/08/2021         805         911        1050        1620        1960            244.30       1147.08        2.768883
  03/09/2021         786         886        1040        1560        1850            247.28       1159.89        2.972358
  03/10/2021         829         905        1040        1560        1810            251.26       1172.82        3.984604
  03/11/2021         840         933        1060        1570        1830            254.76       1185.73        3.501042
  03/12/2021         843         933        1070        1530        1810            257.15       1198.61        2.388382
  03/13/2021         870         963        1070        1560        1900            259.86       1211.45        2.708057
  03/14/2021         921        1010        1160        1630        2030            262.54       1224.30        2.677312
  03/15/2021         876         971        1090        1570        1810            265.21       1237.21        2.676569
  03/16/2021         877         983        1060        1510        1700            268.66       1250.11        3.446827
  03/17/2021         866         959        1060        1430        1660            271.90       1263.07        3.243187
  03/18/2021         870         960        1040        1400        1650            274.53       1276.18        2.627146
  03/19/2021         867         987        1050        1340        1580            278.64       1289.33        4.108408
  03/20/2021         873         960        1050        1330        1560            287.85       1302.56        9.211870
  03/21/2021         880         955        1070        1350        1570            296.55       1315.79        8.696904
  03/22/2021         870         936        1060        1330        1540            302.75       1329.05        6.208355
  03/23/2021         858         926        1020        1290        1440            307.90       1342.39        5.140901
  03/24/2021         871         923        1040        1270        1420            312.95       1355.78        5.057925
  03/25/2021         880         933        1050        1270        1480            316.87       1369.18        3.916008
  03/26/2021         858         919        1030        1270        1430            320.62       1382.66        3.749063
  03/27/2021         859         920        1050        1290        1470            324.25       1396.34        3.633607
  03/28/2021         866         934        1070        1320        1510            327.88       1410.17        3.626251
  03/29/2021         867         928        1080        1310        1530            332.42       1424.13        4.542628
  03/30/2021         856         922        1050        1270        1390            337.71       1438.20        5.290822
  03/31/2021         891         957        1130        1290        1550            343.51       1452.37        5.794795
  04/01/2021         858         919        1030        1220        1380            348.84       1466.55        5.329829
  04/02/2021         864         912        1010        1190        1380            354.61       1480.56        5.768514
  04/03/2021         843         892         973        1140        1320            361.26       1494.47        6.654559
  04/04/2021         838         891         924        1100        1250            368.42       1508.46        7.164402
  04/05/2021         798         850         898        1020        1200            376.40       1522.48        7.971439
  04/06/2021         799         850         889        1080        1210            384.32       1536.59        7.924910
  04/07/2021         801         846         888        1020        1190            392.14       1550.76        7.820776
  04/08/2021         787         827         873         998        1150            399.93       1564.93        7.784246
  04/09/2021         790         823         868         989        1150            407.79       1579.08        7.867388
  04/10/2021         786         830         867         994        1160            415.28       1593.24        7.491927
  04/11/2021         780         805         867        1000        1120            422.81       1607.34        7.524572
  04/12/2021         771         802         840         982        1120            430.36       1621.39        7.547301
  04/13/2021         781         812         856         980        1160            438.11       1635.43        7.752179
  04/14/2021         784         817         879         983        1170            445.78       1649.43        7.666392
  04/15/2021         793         833         873         974        1140            452.64       1663.43        6.859687
  04/16/2021         793         842         881         988        1150            458.36       1677.46        5.724629
  04/17/2021         796         842         895         998        1160            463.75       1691.58        5.388426
  04/18/2021         794         836         873         961        1100            469.05       1705.80        5.305202
  04/19/2021         820         863         919        1000        1160            474.64       1720.03        5.584792
  04/20/2021         827         864         932        1030        1140            481.64       1734.31        7.002582
  04/21/2021         801         841         898         985        1110            489.41       1748.71        7.768378
  04/22/2021         823         843         916         985        1070            496.89       1763.19        7.484489
  04/23/2021         817         846         895         982        1080            503.72       1777.77        6.826215
  04/24/2021         806         830         877         949        1070            510.57       1792.48        6.851174
  04/25/2021         794         813         870         921        1020            517.52       1807.38        6.945886
  04/26/2021         774         806         826         865         975            524.02       1822.43        6.502988
  04/27/2021         775         791         817         863         975            529.45       1837.66        5.430079
  04/28/2021         773         796         818         867         975            534.07       1853.08        4.623539
  04/29/2021         771         792         816         878         975            537.75       1868.63        3.675178
  04/30/2021         773         792         817         865         975            542.67       1884.27        4.925195
#
# ----------------------------------------------------------------------------------------------------------------------

Location Photographs
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ESRI™ Locator Map

Official 7 Day National Weather Service Forecast   (CAZ017)
Tonight: Mostly cloudy. Lows 48 to 56. South winds 10 to 15 mph with gusts to around 25 mph.

Saturday: Sunny. Highs 80 to 87. South winds around 10 mph with gusts to around 20 mph.

Saturday Night: Clear. Lows 49 to 59. South winds 10 to 15 mph with gusts to around 25 mph.

Sunday: Sunny, breezy. Highs 81 to 87. West winds 10 to 15 mph shifting to the northwest 15 to 25 mph in the afternoon.

Sunday Night: Clear. Lows 53 to 61. Northwest winds 10 to 20 mph with gusts to around 30 mph.

Monday: Sunny, breezy. Highs 86 to 91.

Monday Night: Clear. Lows 53 to 63.

Tuesday through Wednesday Night: Clear. Highs 87 to 94. Lows 52 to 62.

Thursday and Thursday Night: Mostly clear. Highs 82 to 89. Lows 49 to 59.

Friday: Sunny. Highs 79 to 85.