Overview Realtime Historical Map View

Lewis River At Ariel, 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 6872.5
01-02 6659.09
01-03 6863.64
01-04 7103.33
01-05 7772.5
01-06 7605.83
01-07 8356.67
01-08 9333.33
01-09 9325.45
01-10 7896.36
01-11 8075.45
01-12 9091.82
01-13 10070.0
01-14 10815.0
01-15 9072.5
01-16 9165.45
01-17 8591.54
01-18 8545.38
01-19 8274.62
01-20 8565.38
01-21 8123.33
01-22 8330.0
01-23 7798.18
01-24 7674.62
01-25 7782.5
01-26 7970.83
01-27 8434.62
01-28 8820.77
01-29 8765.38
01-30 8199.29
01-31 8050.0
02-01 7819.29
02-02 8009.29
02-03 7862.86
02-04 7343.57
02-05 7067.14
02-06 7069.17
02-07 7316.15
02-08 7241.67
02-09 6810.71
02-10 6793.85
02-11 7096.15
02-12 7260.71
02-13 6718.57
02-14 6102.86
02-15 5768.57
02-16 5712.86
02-17 5640.77
02-18 6308.46
02-19 5679.29
02-20 5399.29
02-21 5242.14
02-22 6043.57
02-23 5935.0
02-24 6159.29
02-25 6405.0
02-26 6182.31
02-27 6009.29
02-28 6560.71
02-29 9237.5
03-01 6414.62
03-02 7191.43
03-03 6952.86
03-04 6906.43
03-05 6724.29
03-06 6282.86
03-07 5712.86
03-08 5933.57
03-09 5947.14
03-10 6923.08
03-11 5574.29
03-12 5746.43
03-13 6119.29
03-14 7082.86
03-15 7052.14
03-16 6467.14
03-17 6395.0
03-18 5825.71
03-19 6213.33
03-20 5827.14
03-21 5546.43
03-22 5489.23
03-23 5172.86
03-24 5218.0
03-25 4992.67
03-26 5002.67
03-27 4929.33
03-28 5026.67
03-29 5261.33
03-30 5861.33
03-31 6487.86
04-01 5676.0
04-02 5559.33
04-03 5149.33
04-04 5095.33
04-05 5048.67
04-06 4530.71
04-07 4997.86
04-08 5149.29
04-09 4970.0
04-10 5281.33
04-11 5132.67
04-12 5284.29
04-13 4855.0
04-14 4971.43
04-15 4690.77
04-16 4487.69
04-17 4078.33
04-18 4522.31
04-19 4364.62
04-20 4761.54
04-21 4747.14
04-22 4806.43
04-23 5169.29
04-24 5377.86
04-25 5161.54
04-26 5273.57
04-27 5190.0
04-28 4897.14
04-29 4737.86
04-30 4629.23
05-01 4845.33
05-02 4753.57
05-03 4796.43
05-04 5094.67
05-05 5110.67
05-06 5367.33
05-07 5576.67
05-08 5011.43
05-09 4938.0
05-10 4886.43
05-11 4774.67
05-12 4940.0
05-13 5035.33
05-14 4996.92
05-15 4698.46
05-16 4542.14
05-17 4603.57
05-18 4582.0
05-19 4400.67
05-20 4490.71
05-21 4462.67
05-22 4578.67
05-23 4591.33
05-24 4556.67
05-25 4474.0
05-26 4228.67
05-27 3939.33
05-28 3970.67
05-29 4134.0
05-30 4324.0
05-31 4623.33
06-01 4368.67
06-02 3794.0
06-03 3454.67
06-04 3400.67
06-05 3335.0
06-06 3487.14
06-07 3516.43
06-08 3650.71
06-09 3602.67
06-10 3666.0
06-11 3742.0
06-12 3749.29
06-13 3610.0
06-14 3534.29
06-15 3328.0
06-16 3249.33
06-17 3782.0
06-18 3756.67
06-19 3945.71
06-20 3497.86
06-21 3335.0
06-22 3297.86
06-23 3120.0
06-24 3027.86
06-25 3017.14
06-26 2935.0
06-27 2865.71
06-28 2841.43
06-29 2752.14
06-30 2815.71
07-01 2732.86
07-02 2508.57
07-03 2460.71
07-04 2341.54
07-05 2369.33
07-06 2370.0
07-07 2477.14
07-08 2352.14
07-09 2337.14
07-10 2340.67
07-11 2243.57
07-12 2082.14
07-13 1901.43
07-14 1900.71
07-15 1901.43
07-16 1903.08
07-17 1905.71
07-18 1919.23
07-19 1918.57
07-20 1915.0
07-21 1766.43
07-22 1597.69
07-23 1604.62
07-24 1598.57
07-25 1577.86
07-26 1572.14
07-27 1540.71
07-28 1542.14
07-29 1542.86
07-30 1571.54
07-31 1472.14
08-01 1340.83
08-02 1254.31
08-03 1254.0
08-04 1333.29
08-05 1329.71
08-06 1328.36
08-07 1436.93
08-08 1476.92
08-09 1487.69
08-10 1495.38
08-11 1429.79
08-12 1422.57
08-13 1240.5
08-14 1243.36
08-15 1314.79
08-16 1398.23
08-17 1397.46
08-18 1395.0
08-19 1403.85
08-20 1360.77
08-21 1364.62
08-22 1290.0
08-23 1333.36
08-24 1282.85
08-25 1302.85
08-26 1327.64
08-27 1317.69
08-28 1371.21
08-29 1375.5
08-30 1516.21
08-31 1557.46
09-01 1457.64
09-02 1372.64
09-03 1376.21
09-04 1374.79
09-05 1397.69
09-06 1771.21
09-07 1700.5
09-08 1656.93
09-09 1529.79
09-10 1535.5
09-11 1534.79
09-12 1522.64
09-13 1510.54
09-14 1539.79
09-15 1579.07
09-16 1581.14
09-17 1590.5
09-18 1536.86
09-19 1374.07
09-20 1377.64
09-21 1522.31
09-22 1484.71
09-23 1484.79
09-24 1584.62
09-25 1573.29
09-26 1719.23
09-27 2021.14
09-28 2349.71
09-29 2318.29
09-30 2287.38
10-01 2413.83
10-02 2339.0
10-03 2115.83
10-04 2022.0
10-05 1887.57
10-06 2003.08
10-07 1782.57
10-08 1786.86
10-09 2134.0
10-10 2131.14
10-11 2139.0
10-12 2129.69
10-13 2574.71
10-14 2581.86
10-15 2577.5
10-16 3276.15
10-17 3264.29
10-18 3317.14
10-19 3326.15
10-20 3685.38
10-21 4125.38
10-22 4208.46
10-23 4660.0
10-24 4414.17
10-25 4061.54
10-26 3800.0
10-27 3959.23
10-28 3973.33
10-29 4414.62
10-30 4590.77
10-31 4736.92
11-01 5702.31
11-02 5164.29
11-03 5228.46
11-04 5723.57
11-05 6229.29
11-06 6099.23
11-07 5356.92
11-08 5695.38
11-09 5191.54
11-10 6046.92
11-11 6460.0
11-12 6832.31
11-13 7233.08
11-14 6778.57
11-15 7875.0
11-16 6929.29
11-17 6225.0
11-18 6477.69
11-19 6573.85
11-20 6872.31
11-21 8004.29
11-22 8472.31
11-23 6310.0
11-24 7380.83
11-25 6719.23
11-26 6618.46
11-27 7475.83
11-28 6855.71
11-29 7377.14
11-30 7330.71
12-01 6833.57
12-02 7330.0
12-03 7972.31
12-04 7717.14
12-05 8327.14
12-06 9682.31
12-07 8166.15
12-08 9390.0
12-09 10392.14
12-10 11029.29
12-11 10597.86
12-12 9225.0
12-13 7898.46
12-14 7288.33
12-15 7415.38
12-16 7145.38
12-17 5940.0
12-18 6348.18
12-19 7358.46
12-20 7779.17
12-21 7454.62
12-22 6757.69
12-23 6859.23
12-24 6430.0
12-25 6556.15
12-26 6723.64
12-27 7083.33
12-28 6470.0
12-29 6718.33
12-30 6604.55
12-31 6997.5

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index