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Flood Warning
2026-08-18T05:40:00-05:00

...The Flood Warning continues for the following rivers in Illinois... La Moine River at Colmar affecting McDonough and Hancock Counties. * WHAT...Minor flooding is occurring and moderate flooding is forecast. * WHERE...La Moine River at Colmar. * WHEN...Until late Monday night. * IMPACTS...At 22.5 feet, Water affects lower roads around Birmingham. * ADDITIONAL DETAILS... - At 7:45 PM CDT Saturday the stage was 20.5 feet. - Forecast...The river is expected to rise to a crest of 23.0 feet tomorrow evening. It will then fall below flood stage late Monday evening. - Flood stage is 20.0 feet.

La Moine River At Colmar, Il Historical Data

Historical Data


Streamflow Range


Date Average 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011
01-01 939.35
01-02 682.0
01-03 394.33
01-04 328.89
01-05 265.07
01-06 226.05
01-07 206.22
01-08 246.22
01-09 240.67
01-10 204.25
01-11 331.5
01-12 506.75
01-13 449.87
01-14 379.73
01-15 369.02
01-16 286.06
01-17 207.43
01-18 165.33
01-19 210.83
01-20 249.16
01-21 228.07
01-22 235.49
01-23 246.47
01-24 285.74
01-25 274.65
01-26 234.49
01-27 213.81
01-28 206.93
01-29 189.41
01-30 183.76
01-31 341.29
02-01 339.95
02-02 356.27
02-03 408.02
02-04 664.01
02-05 716.96
02-06 611.06
02-07 567.88
02-08 552.46
02-09 446.27
02-10 469.42
02-11 387.43
02-12 344.55
02-13 421.53
02-14 333.13
02-15 386.84
02-16 422.68
02-17 260.46
02-18 485.2
02-19 352.28
02-20 260.44
02-21 994.02
02-22 1051.81
02-23 1413.86
02-24 1189.3
02-25 865.14
02-26 681.73
02-27 421.25
02-28 388.36
02-29 194.75
03-01 328.05
03-02 310.34
03-03 269.3
03-04 218.16
03-05 202.55
03-06 305.32
03-07 278.93
03-08 254.31
03-09 290.06
03-10 923.01
03-11 1236.69
03-12 1230.74
03-13 761.4
03-14 620.63
03-15 560.13
03-16 476.96
03-17 441.02
03-18 648.55
03-19 849.43
03-20 836.84
03-21 625.22
03-22 356.0
03-23 358.0
03-24 500.47
03-25 683.07
03-26 773.07
03-27 629.8
03-28 551.33
03-29 472.93
03-30 565.33
03-31 789.57
04-01 849.6
04-02 687.19
04-03 884.47
04-04 826.8
04-05 755.8
04-06 810.2
04-07 704.6
04-08 571.6
04-09 567.79
04-10 461.8
04-11 704.33
04-12 890.86
04-13 831.43
04-14 613.36
04-15 465.77
04-16 401.85
04-17 405.15
04-18 839.38
04-19 2355.85
04-20 3007.92
04-21 1561.0
04-22 834.93
04-23 559.21
04-24 443.0
04-25 417.0
04-26 566.29
04-27 474.86
04-28 673.46
04-29 677.85
04-30 826.5
05-01 990.73
05-02 723.5
05-03 812.5
05-04 1152.64
05-05 1478.67
05-06 1483.67
05-07 1145.33
05-08 900.57
05-09 887.27
05-10 934.99
05-11 713.84
05-12 581.97
05-13 533.04
05-14 453.26
05-15 417.71
05-16 568.93
05-17 584.79
05-18 869.51
05-19 1046.68
05-20 1174.79
05-21 1200.0
05-22 1207.23
05-23 934.43
05-24 814.93
05-25 775.13
05-26 1143.76
05-27 1528.67
05-28 1609.33
05-29 1590.6
05-30 1375.0
05-31 1301.2
06-01 1442.8
06-02 1259.6
06-03 831.33
06-04 522.33
06-05 623.25
06-06 525.38
06-07 449.42
06-08 574.84
06-09 661.31
06-10 448.2
06-11 708.84
06-12 733.1
06-13 681.19
06-14 530.18
06-15 707.29
06-16 1779.49
06-17 1810.15
06-18 1515.74
06-19 900.66
06-20 958.92
06-21 1264.67
06-22 1710.06
06-23 1817.69
06-24 1206.72
06-25 846.64
06-26 819.22
06-27 1155.06
06-28 1406.57
06-29 1381.77
06-30 1278.05
07-01 858.11
07-02 720.19
07-03 465.19
07-04 339.33
07-05 277.08
07-06 242.69
07-07 338.97
07-08 378.35
07-09 392.85
07-10 307.57
07-11 369.37
07-12 595.52
07-13 709.68
07-14 547.7
07-15 351.25
07-16 610.22
07-17 518.82
07-18 465.56
07-19 281.95
07-20 485.55
07-21 494.59
07-22 421.77
07-23 275.25
07-24 165.01
07-25 158.49
07-26 139.34
07-27 299.18
07-28 338.25
07-29 253.49
07-30 192.06
07-31 246.86
08-01 166.17
08-02 102.08
08-03 94.98
08-04 77.3
08-05 63.65
08-06 116.78
08-07 114.63
08-08 128.83
08-09 85.86
08-10 53.7
08-11 121.54
08-12 132.74
08-13 80.95
08-14 92.74
08-15 77.97
08-16 53.17
08-17 88.34
08-18 46.83
08-19 34.34
08-20 29.83
08-21 37.45
08-22 62.06
08-23 60.71
08-24 54.08
08-25 43.82
08-26 48.77
08-27 46.53
08-28 87.53
08-29 84.54
08-30 101.49
08-31 57.0
09-01 39.74
09-02 34.27
09-03 30.3
09-04 26.97
09-05 24.87
09-06 25.11
09-07 286.54
09-08 347.86
09-09 277.83
09-10 188.95
09-11 607.31
09-12 693.01
09-13 698.83
09-14 351.93
09-15 122.52
09-16 87.07
09-17 73.0
09-18 68.8
09-19 102.08
09-20 103.02
09-21 59.12
09-22 74.97
09-23 63.18
09-24 65.47
09-25 44.84
09-26 35.71
09-27 32.12
09-28 129.15
09-29 255.65
09-30 244.69
10-01 262.07
10-02 89.33
10-03 327.72
10-04 519.57
10-05 181.62
10-06 220.92
10-07 278.4
10-08 323.34
10-09 324.35
10-10 215.07
10-11 337.18
10-12 322.35
10-13 150.11
10-14 270.87
10-15 332.88
10-16 206.17
10-17 175.47
10-18 138.25
10-19 111.74
10-20 100.65
10-21 63.63
10-22 84.55
10-23 82.56
10-24 81.54
10-25 156.44
10-26 177.07
10-27 135.84
10-28 109.39
10-29 111.51
10-30 108.95
10-31 157.18
11-01 186.63
11-02 142.76
11-03 133.44
11-04 190.12
11-05 244.6
11-06 182.47
11-07 151.36
11-08 117.86
11-09 110.26
11-10 129.02
11-11 106.76
11-12 98.79
11-13 95.01
11-14 92.65
11-15 81.01
11-16 77.7
11-17 77.56
11-18 74.72
11-19 82.08
11-20 81.78
11-21 176.01
11-22 177.58
11-23 156.5
11-24 150.91
11-25 170.26
11-26 153.28
11-27 146.59
11-28 125.19
11-29 290.82
11-30 240.34
12-01 401.64
12-02 637.3
12-03 523.94
12-04 498.5
12-05 385.78
12-06 248.88
12-07 201.36
12-08 171.39
12-09 166.69
12-10 145.47
12-11 137.74
12-12 132.49
12-13 133.8
12-14 179.83
12-15 245.28
12-16 272.32
12-17 420.72
12-18 239.34
12-19 189.55
12-20 114.87
12-21 112.22
12-22 212.75
12-23 206.38
12-24 584.16
12-25 490.71
12-26 279.31
12-27 340.13
12-28 524.76
12-29 248.51
12-30 1113.01
12-31 1002.13

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index