Overview Realtime Historical Map View
Dense Fog Advisory
2026-09-17T09:00:00-05:00

* WHAT...Visibility one quarter to one half mile in dense fog. * WHERE...Benton, Iowa, Johnson, Linn, Buchanan, Delaware, Henry IA, Lee, and Washington Counties. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous.

Iowa River Near Belle Plaine, Ia Historical Data

Historical Data


Streamflow Range


Date Average 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015
01-01 4230.0
01-02 3880.0
01-03 3593.33
01-04 3410.0
01-05 3183.33
01-06 2983.33
01-07 2853.33
01-08 3046.67
01-09 3173.33
01-10 3090.0
01-11 2840.0
01-12 2826.67
01-13 3030.0
01-14 3480.0
01-15 3483.33
01-16 3453.33
01-17 3256.67
01-18 3315.0
01-19 2895.0
01-20 2865.0
01-21 2885.0
01-22 2990.0
01-23 3060.0
01-24 3120.0
01-25 3040.0
01-26 1920.0
01-27 2210.0
01-28 3105.0
01-29 3650.0
01-30 3710.0
01-31 3540.0
02-01 3160.0
02-02 2910.0
02-03 3010.0
02-04 3130.0
02-05 2660.0
02-06 2390.0
02-07 2310.0
02-08 2540.0
02-09 2420.0
02-10 1980.0
02-11 1910.0
02-12 1900.0
02-13 1970.0
02-14 2000.0
02-15 1930.0
02-16 2000.0
02-17 2050.0
02-18 1960.0
02-26 5890.0
02-27 5390.0
02-28 4880.0
02-29 4630.0
03-01 4530.0
03-02 4350.0
03-03 4735.0
03-04 4315.0
03-05 3420.0
03-06 2982.5
03-07 2262.5
03-08 2672.5
03-09 2755.0
03-10 2775.33
03-11 2760.57
03-12 2383.63
03-13 2221.63
03-14 2090.38
03-15 1837.11
03-16 1782.11
03-17 1764.44
03-18 1769.89
03-19 1900.7
03-20 2939.6
03-21 3032.09
03-22 2495.1
03-23 2778.73
03-24 2764.27
03-25 2799.73
03-26 2781.91
03-27 2774.45
03-28 2761.09
03-29 2645.45
03-30 2517.09
03-31 2445.6
04-01 2573.0
04-02 2505.0
04-03 2460.27
04-04 2576.45
04-05 2844.18
04-06 2949.64
04-07 2944.09
04-08 2873.55
04-09 2707.0
04-10 2611.7
04-11 2542.27
04-12 2605.0
04-13 2492.0
04-14 2452.0
04-15 2371.11
04-16 2662.22
04-17 3073.89
04-18 3159.56
04-19 3070.22
04-20 3025.44
04-21 2729.0
04-22 2696.0
04-23 2774.0
04-24 2897.1
04-25 2829.11
04-26 2978.8
04-27 2955.4
04-28 2894.6
04-29 2829.6
04-30 2723.8
05-01 2637.6
05-02 2509.22
05-03 2518.33
05-04 2570.78
05-05 2803.5
05-06 2859.0
05-07 2777.1
05-08 2599.89
05-09 2756.1
05-10 2826.6
05-11 2936.3
05-12 2762.1
05-13 2560.0
05-14 2303.56
05-15 2403.22
05-16 2393.67
05-17 2393.89
05-18 2369.5
05-19 2903.1
05-20 3112.56
05-21 3082.5
05-22 3532.0
05-23 3560.0
05-24 3484.0
05-25 3490.0
05-26 3441.0
05-27 3392.0
05-28 3768.0
05-29 3998.0
05-30 3864.0
05-31 3650.0
06-01 3498.0
06-02 3440.0
06-03 3363.0
06-04 3148.0
06-05 2980.0
06-06 2958.89
06-07 3128.33
06-08 2879.7
06-09 2686.6
06-10 2974.0
06-11 2914.9
06-12 2861.8
06-13 3018.8
06-14 2724.4
06-15 2487.0
06-16 2472.1
06-17 2782.1
06-18 3065.8
06-19 3315.56
06-20 3315.67
06-21 3471.33
06-22 3670.67
06-23 3976.22
06-24 4680.22
06-25 4291.11
06-26 3814.78
06-27 4197.4
06-28 4262.2
06-29 4087.2
06-30 3771.8
07-01 3632.4
07-02 3510.5
07-03 3320.3
07-04 3370.0
07-05 3287.73
07-06 3111.82
07-07 3364.3
07-08 3464.7
07-09 3356.7
07-10 2735.55
07-11 2436.18
07-12 2556.55
07-13 2592.5
07-14 2478.27
07-15 2364.73
07-16 2162.8
07-17 2072.91
07-18 1937.09
07-19 1798.55
07-20 1855.55
07-21 1956.64
07-22 2014.73
07-23 1971.64
07-24 1912.18
07-25 1898.18
07-26 1838.27
07-27 1816.91
07-28 1749.36
07-29 2144.09
07-30 2099.09
07-31 2179.45
08-01 2265.44
08-02 1929.64
08-03 1846.55
08-04 1878.64
08-05 1797.82
08-06 1682.27
08-07 1536.18
08-08 1385.6
08-09 1296.5
08-10 1182.4
08-11 1538.09
08-12 1747.73
08-13 1987.3
08-14 1665.45
08-15 1644.4
08-16 1512.9
08-17 1450.6
08-18 1250.78
08-19 1130.0
08-20 1059.7
08-21 1134.6
08-22 1433.89
08-23 1433.27
08-24 1208.8
08-25 1183.9
08-26 1215.64
08-27 1117.45
08-28 1033.55
08-29 981.73
08-30 1191.64
08-31 1477.6
09-01 1459.82
09-02 1956.55
09-03 2166.36
09-04 2376.73
09-05 2638.09
09-06 2148.0
09-07 2087.0
09-08 1876.12
09-09 2076.75
09-10 1949.03
09-11 1887.2
09-12 1912.11
09-13 1873.06
09-14 1725.17
09-15 1442.46
09-16 1353.38
09-17 1497.52
09-18 1524.47
09-19 1549.42
09-20 1737.22
09-21 1760.97
09-22 1739.02
09-23 1777.8
09-24 1955.03
09-25 2006.27
09-26 2356.12
09-27 2499.34
09-28 2277.13
09-29 2288.17
09-30 2544.37
10-01 1670.96
10-02 1683.74
10-03 1942.08
10-04 1996.26
10-05 2576.44
10-06 2864.87
10-07 2940.1
10-08 2991.07
10-09 2196.14
10-10 2989.77
10-11 3128.74
10-12 2960.04
10-13 2799.3
10-14 2766.9
10-15 2977.56
10-16 1365.0
10-17 2342.0
10-18 2208.6
10-19 2050.1
10-20 1889.4
10-21 1089.63
10-22 992.78
10-23 1207.13
10-24 1345.91
10-25 1278.88
10-26 1572.62
10-27 1531.5
10-28 1493.6
10-29 1511.7
10-30 1483.3
10-31 1436.5
11-01 1398.8
11-02 1346.11
11-03 1377.0
11-04 1318.0
11-05 1399.7
11-06 1365.78
11-07 1407.44
11-08 1375.0
11-09 1304.3
11-10 1233.13
11-11 1209.24
11-12 1234.13
11-13 1199.91
11-14 1255.82
11-15 1222.72
11-16 1194.4
11-17 1168.3
11-18 1118.67
11-19 1089.67
11-20 1067.67
11-21 1128.5
11-22 1221.89
11-23 1123.8
11-24 1204.22
11-25 1231.67
11-26 1200.2
11-27 1279.6
11-28 1109.44
11-29 1467.7
11-30 1425.2
12-01 1405.8
12-02 1481.5
12-03 1561.9
12-04 1573.7
12-05 1556.67
12-06 1462.63
12-07 1384.67
12-08 1457.63
12-09 1390.75
12-10 1400.63
12-11 1356.13
12-12 1312.75
12-13 1248.57
12-14 970.17
12-15 1098.8
12-16 1500.0
12-17 3915.75
12-18 4839.25
12-19 4254.25
12-20 1404.0
12-21 1361.0
12-22 3290.25
12-23 3169.25
12-24 3173.75
12-25 3089.25
12-26 3007.5
12-27 2951.0
12-28 3215.0
12-29 2506.67
12-30 3571.25
12-31 4626.67

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index