Overview Realtime Historical Map View
Flood Watch
2026-09-17T10:00:00-05:00

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of Illinois, including the following areas, Bureau, Carroll, Henderson, Henry IL, Mercer, Putnam, Rock Island, Warren and Whiteside, Iowa, including the following areas, Benton, Cedar, Clinton, Des Moines, Henry IA, Iowa, Jackson, Jefferson, Johnson, Jones, Keokuk, Lee, Linn, Louisa, Muscatine, Scott, Van Buren and Washington, and northeast Missouri, including the following areas, Clark and Scotland. * WHEN...From 10 PM CDT this evening through 10 AM Thursday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - A saturated atmosphere will result in rainfall amounts of 1 to 3 inches. Rainfall rates of 1 to 2 inches per hour at times are expected. Localized rainfall amounts of 3 to 5 inches are possible (10-20% chance) in the Interstate 80 and Highway 30 corridors.

Duck Creek At Dc Golf Course At Davenport, Ia Historical Data

Historical Data


Streamflow Range


Date Average 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011
01-01 66.48
01-02 50.31
01-03 43.27
01-04 35.92
01-05 31.42
01-06 30.67
01-07 31.34
01-08 67.79
01-09 69.13
01-10 45.82
01-11 93.93
01-12 50.61
01-13 46.38
01-14 39.78
01-15 49.05
01-16 44.17
01-17 42.92
01-18 56.67
01-19 62.0
01-20 62.97
01-21 47.25
01-22 44.7
01-23 30.43
01-24 28.33
01-25 24.47
01-26 26.4
01-27 28.67
01-28 27.67
01-29 17.67
01-30 12.0
01-31 15.0
02-01 25.5
02-02 17.5
02-03 20.2
02-04 23.0
02-05 21.0
02-06 18.5
02-07 23.0
02-08 117.67
02-09 36.0
02-10 20.33
02-11 90.5
02-12 24.0
02-13 22.5
02-14 21.0
02-15 16.5
02-16 39.5
02-17 20.5
02-18 18.0
02-19 20.0
02-20 24.0
02-21 21.0
02-22 30.0
02-23 19.0
02-24 49.67
02-25 41.33
02-26 34.0
02-27 41.0
02-28 32.0
02-29 46.07
03-01 43.83
03-02 36.7
03-03 49.3
03-04 49.12
03-05 69.03
03-06 61.04
03-07 45.17
03-08 47.24
03-09 49.86
03-10 153.1
03-11 242.68
03-12 68.94
03-13 60.03
03-14 49.71
03-15 47.86
03-16 84.51
03-17 57.9
03-18 58.55
03-19 53.14
03-20 47.97
03-21 38.5
03-22 32.41
03-23 50.98
03-24 50.44
03-25 47.49
03-26 54.42
03-27 70.9
03-28 169.02
03-29 56.92
03-30 79.0
03-31 67.59
04-01 92.13
04-02 53.35
04-03 99.72
04-04 68.75
04-05 51.77
04-06 84.48
04-07 52.87
04-08 59.89
04-09 49.02
04-10 42.26
04-11 186.48
04-12 81.59
04-13 74.23
04-14 60.17
04-15 86.97
04-16 99.81
04-17 50.23
04-18 170.34
04-19 93.27
04-20 60.83
04-21 55.22
04-22 46.67
04-23 73.22
04-24 47.08
04-25 51.24
04-26 40.22
04-27 45.37
04-28 66.45
04-29 108.36
04-30 116.27
05-01 111.71
05-02 82.34
05-03 134.69
05-04 215.63
05-05 96.8
05-06 74.27
05-07 85.05
05-08 89.73
05-09 76.48
05-10 81.26
05-11 112.32
05-12 69.46
05-13 85.21
05-14 48.54
05-15 182.92
05-16 70.65
05-17 71.0
05-18 86.48
05-19 75.82
05-20 80.19
05-21 62.83
05-22 73.25
05-23 115.7
05-24 53.22
05-25 89.47
05-26 94.07
05-27 383.71
05-28 107.74
05-29 192.46
05-30 145.13
05-31 66.88
06-01 96.43
06-02 59.03
06-03 52.42
06-04 66.85
06-05 69.62
06-06 48.31
06-07 47.03
06-08 40.65
06-09 44.92
06-10 146.83
06-11 51.85
06-12 96.14
06-13 39.17
06-14 32.86
06-15 170.19
06-16 121.3
06-17 61.86
06-18 43.27
06-19 37.35
06-20 103.24
06-21 106.58
06-22 49.16
06-23 75.08
06-24 42.67
06-25 146.96
06-26 64.42
06-27 50.43
06-28 34.93
06-29 52.15
06-30 147.83
07-01 504.26
07-02 54.36
07-03 71.94
07-04 67.15
07-05 65.8
07-06 39.06
07-07 468.45
07-08 64.81
07-09 42.97
07-10 49.08
07-11 29.5
07-12 43.23
07-13 44.13
07-14 32.73
07-15 53.78
07-16 29.93
07-17 33.97
07-18 22.65
07-19 32.23
07-20 20.12
07-21 68.49
07-22 65.24
07-23 44.16
07-24 24.29
07-25 21.71
07-26 18.86
07-27 29.31
07-28 19.4
07-29 18.32
07-30 14.5
07-31 13.68
08-01 11.77
08-02 12.6
08-03 11.2
08-04 10.47
08-05 34.95
08-06 16.55
08-07 14.29
08-08 10.96
08-09 14.19
08-10 8.19
08-11 9.62
08-12 189.07
08-13 39.69
08-14 16.59
08-15 14.09
08-16 12.11
08-17 19.46
08-18 9.47
08-19 8.51
08-20 7.76
08-21 14.76
08-22 8.62
08-23 8.87
08-24 12.51
08-25 11.95
08-26 17.04
08-27 38.74
08-28 11.08
08-29 66.2
08-30 23.71
08-31 23.92
09-01 18.79
09-02 14.27
09-03 27.76
09-04 44.24
09-05 11.07
09-06 18.31
09-07 30.08
09-08 70.16
09-09 40.15
09-10 43.43
09-11 53.74
09-12 29.95
09-13 119.63
09-14 17.02
09-15 13.2
09-16 13.83
09-17 14.01
09-18 28.81
09-19 144.34
09-20 23.51
09-21 205.23
09-22 15.19
09-23 18.2
09-24 11.87
09-25 17.78
09-26 11.53
09-27 16.66
09-28 18.21
09-29 104.6
09-30 17.89
10-01 11.38
10-02 9.4
10-03 19.98
10-04 11.84
10-05 11.22
10-06 93.05
10-07 51.72
10-08 33.15
10-09 23.92
10-10 82.97
10-11 51.29
10-12 91.88
10-13 23.45
10-14 43.6
10-15 50.02
10-16 18.14
10-17 18.33
10-18 20.59
10-19 17.84
10-20 17.92
10-21 24.19
10-22 45.27
10-23 23.04
10-24 19.62
10-25 27.24
10-26 21.37
10-27 19.24
10-28 47.39
10-29 20.63
10-30 16.04
10-31 41.68
11-01 17.8
11-02 14.02
11-03 26.69
11-04 14.92
11-05 68.81
11-06 32.82
11-07 21.41
11-08 17.28
11-09 20.01
11-10 21.44
11-11 18.67
11-12 40.52
11-13 18.35
11-14 15.21
11-15 21.1
11-16 15.12
11-17 13.94
11-18 14.06
11-19 12.79
11-20 12.01
11-21 24.88
11-22 20.65
11-23 21.06
11-24 20.64
11-25 23.52
11-26 38.77
11-27 260.53
11-28 32.6
11-29 34.97
11-30 242.24
12-01 48.76
12-02 82.06
12-03 55.83
12-04 40.21
12-05 32.17
12-06 26.93
12-07 24.46
12-08 24.93
12-09 35.89
12-10 23.43
12-11 36.38
12-12 28.48
12-13 24.73
12-14 27.67
12-15 25.77
12-16 29.4
12-17 30.37
12-18 25.22
12-19 23.34
12-20 27.41
12-21 19.31
12-22 41.65
12-23 39.02
12-24 89.23
12-25 41.34
12-26 39.07
12-27 43.06
12-28 44.81
12-29 90.73
12-30 46.53
12-31 44.12

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index