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Willapa River Near Willapa, Wa Historical Data

Historical Data


Streamflow Range


Date Average 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011
01-01 1126.09
01-02 1089.7
01-03 1934.45
01-04 1441.83
01-05 1706.08
01-06 1729.83
01-07 2970.17
01-08 1978.33
01-09 1681.0
01-10 1556.17
01-11 1490.83
01-12 1871.08
01-13 2381.27
01-14 1620.67
01-15 1223.5
01-16 1145.45
01-17 994.85
01-18 1066.08
01-19 1291.92
01-20 1237.69
01-21 1217.73
01-22 1623.77
01-23 1794.25
01-24 1725.08
01-25 1472.75
01-26 1233.17
01-27 1162.77
01-28 1471.31
01-29 1408.42
01-30 1286.15
01-31 1104.29
02-01 1152.58
02-02 1157.31
02-03 948.64
02-04 880.14
02-05 820.79
02-06 1031.38
02-07 1447.38
02-08 1478.58
02-09 999.21
02-10 851.38
02-11 776.67
02-12 805.08
02-13 850.69
02-14 805.15
02-15 766.15
02-16 1064.23
02-17 1104.25
02-18 1171.0
02-19 1174.0
02-20 977.83
02-21 830.21
02-22 881.21
02-23 1385.67
02-24 1026.83
02-25 1084.42
02-26 1203.31
02-27 949.92
02-28 952.46
02-29 1981.75
03-01 1706.31
03-02 1327.0
03-03 1139.0
03-04 1030.0
03-05 950.54
03-06 1104.71
03-07 1165.07
03-08 938.64
03-09 1106.14
03-10 1406.64
03-11 1098.54
03-12 1154.21
03-13 1219.0
03-14 1419.85
03-15 1271.57
03-16 1609.79
03-17 1164.57
03-18 994.86
03-19 1000.14
03-20 862.64
03-21 1055.67
03-22 1006.71
03-23 842.53
03-24 824.53
03-25 835.13
03-26 791.27
03-27 754.2
03-28 775.4
03-29 1009.87
03-30 1389.2
03-31 1126.57
04-01 960.13
04-02 840.6
04-03 726.07
04-04 682.73
04-05 680.53
04-06 677.21
04-07 694.33
04-08 899.0
04-09 1046.15
04-10 855.93
04-11 777.6
04-12 711.77
04-13 677.77
04-14 800.38
04-15 1327.0
04-16 999.38
04-17 863.83
04-18 742.92
04-19 715.15
04-20 641.25
04-21 652.14
04-22 548.0
04-23 538.57
04-24 571.14
04-25 637.23
04-26 550.93
04-27 493.5
04-28 457.79
04-29 427.69
04-30 362.83
05-01 414.2
05-02 369.0
05-03 363.14
05-04 434.86
05-05 484.73
05-06 439.0
05-07 402.4
05-08 378.36
05-09 358.27
05-10 350.29
05-11 310.93
05-12 309.07
05-13 319.0
05-14 286.92
05-15 267.0
05-16 357.36
05-17 335.65
05-18 291.21
05-19 279.07
05-20 256.65
05-21 235.11
05-22 231.84
05-23 228.55
05-24 237.52
05-25 227.21
05-26 211.79
05-27 199.21
05-28 209.37
05-29 207.83
05-30 199.46
05-31 187.42
06-01 175.7
06-02 166.32
06-03 157.87
06-04 149.57
06-05 151.29
06-06 157.09
06-07 148.51
06-08 169.51
06-09 167.5
06-10 226.95
06-11 191.45
06-12 179.96
06-13 175.69
06-14 204.08
06-15 165.05
06-16 195.57
06-17 161.61
06-18 152.91
06-19 149.91
06-20 136.94
06-21 128.64
06-22 122.96
06-23 117.85
06-24 121.0
06-25 116.78
06-26 110.48
06-27 113.19
06-28 112.16
06-29 116.05
06-30 108.28
07-01 98.58
07-02 96.88
07-03 93.4
07-04 94.29
07-05 84.34
07-06 76.94
07-07 74.63
07-08 72.81
07-09 72.41
07-10 69.95
07-11 76.15
07-12 74.56
07-13 74.71
07-14 75.12
07-15 63.42
07-16 62.95
07-17 69.48
07-18 66.52
07-19 62.45
07-20 55.76
07-21 57.77
07-22 58.17
07-23 52.61
07-24 55.85
07-25 56.47
07-26 51.83
07-27 48.0
07-28 48.37
07-29 43.01
07-30 46.09
07-31 41.95
08-01 40.38
08-02 42.33
08-03 40.13
08-04 39.56
08-05 38.46
08-06 36.55
08-07 37.66
08-08 37.53
08-09 37.11
08-10 38.72
08-11 45.83
08-12 38.5
08-13 38.5
08-14 38.73
08-15 36.72
08-16 36.81
08-17 46.94
08-18 39.58
08-19 36.41
08-20 33.82
08-21 32.54
08-22 30.89
08-23 29.1
08-24 30.14
08-25 26.75
08-26 25.59
08-27 25.33
08-28 25.6
08-29 27.71
08-30 40.83
08-31 32.62
09-01 33.18
09-02 34.08
09-03 31.56
09-04 28.22
09-05 27.39
09-06 27.44
09-07 30.76
09-08 30.35
09-09 29.7
09-10 30.22
09-11 30.42
09-12 29.38
09-13 30.38
09-14 30.88
09-15 31.43
09-16 39.89
09-17 39.5
09-18 61.4
09-19 67.22
09-20 55.27
09-21 47.17
09-22 41.05
09-23 66.98
09-24 90.7
09-25 101.97
09-26 92.39
09-27 146.72
09-28 111.25
09-29 74.28
09-30 63.73
10-01 307.78
10-02 187.96
10-03 163.93
10-04 126.64
10-05 104.12
10-06 107.34
10-07 91.91
10-08 114.02
10-09 141.55
10-10 150.66
10-11 144.18
10-12 241.44
10-13 163.98
10-14 287.49
10-15 366.48
10-16 457.95
10-17 455.61
10-18 365.99
10-19 339.41
10-20 372.31
10-21 398.39
10-22 735.28
10-23 563.82
10-24 432.61
10-25 391.46
10-26 613.29
10-27 532.86
10-28 440.32
10-29 636.56
10-30 581.89
10-31 1030.55
11-01 689.25
11-02 717.77
11-03 648.38
11-04 558.08
11-05 1259.15
11-06 937.38
11-07 1106.15
11-08 922.62
11-09 699.38
11-10 621.85
11-11 546.38
11-12 876.46
11-13 1490.69
11-14 1623.03
11-15 1353.57
11-16 1440.36
11-17 1024.42
11-18 965.15
11-19 1253.31
11-20 1815.5
11-21 1161.43
11-22 1516.92
11-23 1292.69
11-24 1210.69
11-25 1556.92
11-26 1235.77
11-27 1392.08
11-28 1350.79
11-29 1151.79
11-30 984.64
12-01 1085.07
12-02 1221.21
12-03 1299.38
12-04 1136.79
12-05 1332.14
12-06 1594.85
12-07 943.92
12-08 1115.29
12-09 1989.79
12-10 1465.86
12-11 1854.57
12-12 1809.71
12-13 1331.0
12-14 1161.33
12-15 892.54
12-16 974.46
12-17 1290.25
12-18 1399.58
12-19 1581.75
12-20 2062.17
12-21 2480.31
12-22 2058.17
12-23 1699.17
12-24 1350.46
12-25 1272.31
12-26 1070.0
12-27 1348.67
12-28 1754.64
12-29 1523.58
12-30 1328.55
12-31 1235.18

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index