Overview Realtime Historical Map View

Okanogan River Near Tonasket, 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 1351.38
01-02 1368.57
01-03 1291.38
01-04 1300.63
01-05 1302.75
01-06 1292.88
01-07 1316.0
01-08 1310.22
01-09 1351.44
01-10 1330.44
01-11 1349.75
01-12 1290.11
01-13 1337.88
01-14 1437.0
01-15 1786.25
01-16 1712.75
01-17 1621.67
01-18 1572.78
01-19 1574.67
01-20 1575.0
01-21 1551.13
01-22 1516.56
01-23 1411.56
01-24 1393.7
01-25 1401.89
01-26 1394.11
01-27 1483.7
01-28 1522.27
01-29 1541.36
01-30 1471.75
01-31 1478.83
02-01 1466.67
02-02 1510.82
02-03 1615.45
02-04 1599.45
02-05 1505.08
02-06 1405.09
02-07 1782.2
02-08 1583.22
02-09 1512.0
02-10 1492.0
02-11 1487.33
02-12 1448.7
02-13 1435.1
02-14 1474.0
02-15 1458.0
02-16 1465.7
02-17 1396.78
02-18 1433.22
02-19 1517.2
02-20 1502.2
02-21 1470.0
02-22 1394.5
02-23 1409.4
02-24 1482.0
02-25 1379.75
02-26 1425.67
02-27 1439.5
02-28 1433.1
02-29 1445.75
03-01 1347.0
03-02 1421.67
03-03 1419.08
03-04 1446.5
03-05 1456.67
03-06 1476.27
03-07 1475.27
03-08 1488.82
03-09 1476.64
03-10 1478.64
03-11 1492.91
03-12 1444.18
03-13 1435.08
03-14 1442.0
03-15 1456.08
03-16 1450.42
03-17 1441.0
03-18 1439.08
03-19 1472.77
03-20 1489.58
03-21 1749.46
03-22 2077.17
03-23 1979.15
03-24 1939.85
03-25 1918.77
03-26 1920.62
03-27 1956.15
03-28 2006.17
03-29 2045.23
03-30 2094.69
03-31 2057.17
04-01 2140.0
04-02 2148.64
04-03 2190.5
04-04 2327.14
04-05 2491.07
04-06 2649.46
04-07 2686.38
04-08 2742.93
04-09 2951.25
04-10 3160.79
04-11 3288.93
04-12 3446.77
04-13 3593.85
04-14 3529.23
04-15 3122.15
04-16 3137.31
04-17 3182.67
04-18 3183.23
04-19 3250.77
04-20 3427.69
04-21 4430.0
04-22 4797.14
04-23 5220.71
04-24 5523.57
04-25 5741.54
04-26 6060.0
04-27 6289.29
04-28 6463.57
04-29 6605.0
04-30 6719.23
05-01 6652.0
05-02 7144.29
05-03 7495.71
05-04 8122.67
05-05 8756.0
05-06 9543.33
05-07 10276.0
05-08 10295.0
05-09 10932.0
05-10 10030.71
05-11 11366.0
05-12 11620.67
05-13 11896.67
05-14 11874.62
05-15 12433.08
05-16 12908.57
05-17 13246.43
05-18 13085.33
05-19 13251.33
05-20 13387.86
05-21 12241.33
05-22 11813.57
05-23 11996.67
05-24 11904.0
05-25 11896.0
05-26 11884.0
05-27 11632.0
05-28 11412.0
05-29 11112.0
05-30 11001.33
05-31 11000.67
06-01 10746.0
06-02 10807.14
06-03 10634.0
06-04 10628.0
06-05 10219.29
06-06 9919.29
06-07 9801.43
06-08 9374.29
06-09 9386.0
06-10 9227.33
06-11 8907.33
06-12 8865.71
06-13 8541.43
06-14 8387.14
06-15 8290.67
06-16 8016.67
06-17 7605.33
06-18 7388.0
06-19 7667.14
06-20 7496.43
06-21 7363.57
06-22 7507.14
06-23 7402.86
06-24 7329.29
06-25 7266.43
06-26 7150.0
06-27 6896.43
06-28 6659.29
06-29 6482.86
06-30 6387.86
07-01 6279.29
07-02 6003.57
07-03 5760.0
07-04 5603.08
07-05 5250.0
07-06 4966.67
07-07 4831.43
07-08 4720.57
07-09 4642.43
07-10 4370.27
07-11 4288.14
07-12 4330.0
07-13 4053.86
07-14 4016.43
07-15 3892.93
07-16 3603.85
07-17 3550.43
07-18 3443.54
07-19 3343.14
07-20 3217.64
07-21 3075.07
07-22 3142.31
07-23 3062.85
07-24 2802.07
07-25 2721.86
07-26 2641.71
07-27 2564.57
07-28 2518.57
07-29 2427.79
07-30 2450.31
07-31 2249.79
08-01 2194.25
08-02 2038.46
08-03 2048.36
08-04 1974.79
08-05 1924.79
08-06 1826.86
08-07 1743.64
08-08 1768.23
08-09 1708.15
08-10 1713.33
08-11 1474.36
08-12 1509.23
08-13 1394.29
08-14 1346.29
08-15 1308.93
08-16 1313.31
08-17 1325.67
08-18 1281.42
08-19 1189.31
08-20 1164.0
08-21 1135.38
08-22 1006.31
08-23 1003.29
08-24 1068.73
08-25 961.69
08-26 928.57
08-27 946.43
08-28 990.31
08-29 937.0
08-30 909.64
08-31 939.62
09-01 934.64
09-02 952.64
09-03 948.29
09-04 941.93
09-05 943.5
09-06 914.5
09-07 926.29
09-08 922.79
09-09 968.71
09-10 949.54
09-11 902.86
09-12 903.36
09-13 915.0
09-14 918.71
09-15 895.21
09-16 918.15
09-17 906.36
09-18 931.14
09-19 943.57
09-20 935.5
09-21 991.0
09-22 970.0
09-23 966.93
09-24 933.07
09-25 925.36
09-26 933.71
09-27 982.29
09-28 983.38
09-29 979.43
09-30 1056.08
10-01 1095.58
10-02 1050.31
10-03 1059.75
10-04 1013.85
10-05 1026.36
10-06 1015.07
10-07 1013.79
10-08 1011.86
10-09 1022.21
10-10 1068.0
10-11 1108.43
10-12 1095.29
10-13 1090.0
10-14 1080.21
10-15 1120.92
10-16 1081.62
10-17 1095.93
10-18 1147.77
10-19 1185.85
10-20 1158.54
10-21 1257.31
10-22 1289.64
10-23 1296.14
10-24 1272.21
10-25 1283.29
10-26 1275.69
10-27 1249.29
10-28 1251.31
10-29 1293.93
10-30 1289.43
10-31 1352.86
11-01 1440.17
11-02 1535.0
11-03 1475.92
11-04 1713.36
11-05 1622.29
11-06 1676.54
11-07 1982.46
11-08 1811.54
11-09 1770.92
11-10 1664.23
11-11 1584.54
11-12 1555.15
11-13 1530.77
11-14 1499.14
11-15 1744.38
11-16 2496.92
11-17 3027.82
11-18 2788.75
11-19 2296.83
11-20 2150.08
11-21 2080.0
11-22 1934.69
11-23 1878.42
11-24 1789.83
11-25 1768.33
11-26 1975.0
11-27 1962.73
11-28 1862.25
11-29 1794.5
11-30 2215.67
12-01 2041.67
12-02 1964.17
12-03 2376.08
12-04 2208.55
12-05 2080.27
12-06 1907.18
12-07 1804.8
12-08 1889.27
12-09 1799.27
12-10 1814.73
12-11 1822.08
12-12 2311.67
12-13 2457.73
12-14 2161.0
12-15 1997.0
12-16 1924.55
12-17 2385.55
12-18 2250.3
12-19 2015.42
12-20 1979.82
12-21 1902.73
12-22 1792.73
12-23 1825.0
12-24 1734.55
12-25 1695.45
12-26 1599.22
12-27 1418.18
12-28 1402.6
12-29 1357.5
12-30 1299.29
12-31 1336.5

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index