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Severe Thunderstorm Warning
2026-07-20T22:30:00-05:00

SVRDMX The National Weather Service in Des Moines has issued a * Severe Thunderstorm Warning for... Southwestern Polk County in central Iowa... Eastern Madison County in south central Iowa... Southeastern Dallas County in central Iowa... Northwestern Warren County in south central Iowa... * Until 1030 PM CDT. * At 947 PM CDT, a severe thunderstorm was located over De Soto, or 5 miles south of Adel, moving southeast at 30 mph. HAZARD...Ping pong ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. * Locations impacted include... West Des Moines, Urbandale, Clive, Waukee, Norwalk, Winterset, Adel, Earlham, De Soto, Van Meter, Jordan Creek Town Center, Avenue Of The Saints Event Center, St. Charles, Martensdale, Cumming, Patterson, East Peru, Bevington, Spring Hill, and Badger Creek State Park. This includes the following highways... Interstate 35 between mile markers 54 and 72. Interstate 80 between mile markers 103 and 122.

Raccoon River Near West Des Moines, Ia Historical Data

Historical Data


Streamflow Range


Date Average 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015
01-01 350.0
01-02 325.0
01-03 307.0
01-04 284.0
01-05 261.0
01-06 231.0
01-07 234.0
01-08 231.0
01-09 571.0
01-10 405.0
01-11 405.0
02-29 343.0
03-01 325.0
03-02 325.0
03-03 325.0
03-04 311.0
03-05 318.0
03-06 820.5
03-07 311.0
03-08 304.0
03-09 300.0
03-10 287.0
03-11 277.0
03-12 271.0
03-13 716.33
03-14 662.33
03-15 661.67
03-16 696.67
03-17 811.67
03-18 699.67
03-19 774.0
03-20 700.0
03-21 922.75
03-22 796.0
03-23 843.83
03-24 726.75
03-25 660.67
03-26 821.25
03-27 948.0
03-28 772.67
03-29 733.0
03-30 721.67
03-31 732.67
04-01 725.0
04-02 754.5
04-03 744.5
04-04 744.0
04-05 744.0
04-06 717.33
04-07 676.0
04-08 674.67
04-09 680.33
04-10 830.75
04-11 777.0
04-12 617.67
04-13 610.33
04-14 670.67
04-15 654.0
04-16 586.67
04-17 762.0
04-18 751.5
04-19 748.5
04-20 742.5
04-21 885.5
04-22 725.67
04-23 1035.67
04-24 828.5
04-25 796.0
04-26 733.0
04-27 660.0
04-28 636.0
04-29 602.5
04-30 576.0
05-01 540.5
05-02 501.0
05-03 464.0
05-04 461.0
05-05 478.5
05-06 499.5
05-07 422.0
05-08 859.5
05-09 501.0
05-10 795.5
05-11 718.0
05-12 672.0
05-13 819.5
05-14 850.5
05-15 772.0
05-16 777.0
05-17 660.0
05-18 621.0
05-19 594.0
05-20 562.0
05-21 638.0
05-24 1240.0
05-25 996.0
05-26 905.5
05-27 818.5
05-28 764.5
05-29 749.5
05-30 699.5
05-31 699.0
06-01 727.0
06-02 976.0
06-03 616.0
06-04 594.0
06-05 1210.0
06-06 981.0
06-07 846.0
06-08 655.5
06-09 599.5
06-10 543.0
06-11 528.5
06-12 488.5
06-13 487.5
06-14 460.5
06-15 432.0
06-16 428.0
06-17 405.0
06-18 421.0
06-19 317.0
06-20 721.0
06-21 614.5
06-22 531.0
06-23 463.0
06-24 420.0
06-25 435.5
06-26 451.5
06-27 427.5
06-28 397.0
06-29 686.67
06-30 691.67
07-01 1008.25
07-02 945.75
07-03 970.5
07-04 777.33
07-05 782.67
07-06 473.5
07-07 430.0
07-08 405.5
07-09 590.67
07-10 624.67
07-11 722.25
07-12 770.0
07-13 1029.5
07-14 951.5
07-15 959.75
07-16 923.83
07-17 873.43
07-18 801.0
07-19 758.33
07-20 695.5
07-21 602.4
07-22 554.8
07-23 562.8
07-24 495.6
07-25 418.6
07-26 400.4
07-27 401.4
07-28 417.8
07-29 375.4
07-30 353.8
07-31 413.17
08-01 504.5
08-02 470.57
08-03 412.33
08-04 481.43
08-05 519.63
08-06 501.88
08-07 493.63
08-08 480.13
08-09 468.63
08-10 389.71
08-11 431.0
08-12 402.14
08-13 369.33
08-14 346.0
08-15 411.57
08-16 376.5
08-17 361.33
08-18 411.71
08-19 443.75
08-20 436.63
08-21 333.52
08-22 333.2
08-23 418.68
08-24 299.82
08-25 362.52
08-26 378.0
08-27 346.29
08-28 347.29
08-29 386.86
08-30 352.29
08-31 424.43
09-01 415.38
09-02 409.13
09-03 388.0
09-04 388.63
09-05 393.75
09-06 371.54
09-07 351.84
09-08 356.19
09-09 365.31
09-10 393.25
09-11 419.71
09-12 403.0
09-13 349.14
09-14 292.33
09-15 275.13
09-16 261.68
09-17 240.17
09-18 314.83
09-19 407.01
09-20 410.0
09-21 265.67
09-22 435.0
09-23 328.85
09-24 332.52
09-25 149.32
09-26 206.32
09-27 360.1
09-28 340.55
09-29 314.42
09-30 151.12
10-01 344.0
10-02 286.83
10-03 297.83
10-04 310.83
10-05 312.33
10-06 339.42
10-07 261.02
10-08 108.7
10-09 115.33
10-10 535.6
10-11 115.67
10-12 349.12
10-13 317.4
10-14 413.3
10-15 321.5
10-16 274.4
10-17 389.47
10-18 360.28
10-19 382.97
10-20 392.17
10-21 373.33
10-22 379.67
10-23 392.0
10-24 381.0
10-25 448.5
10-26 421.83
10-27 420.5
10-28 417.83
10-29 476.0
10-30 507.33
10-31 430.6
11-01 511.67
11-02 527.17
11-03 455.6
11-04 456.4
11-05 532.5
11-06 507.17
11-07 480.5
11-08 467.33
11-09 472.33
11-10 452.33
11-11 502.17
11-12 525.67
11-13 496.17
11-14 479.33
11-15 407.0
11-16 390.67
11-17 385.5
11-18 372.88
11-19 429.4
11-20 419.8
11-21 352.17
11-22 395.4
11-23 346.83
11-24 333.4
11-25 342.6
11-26 361.67
11-27 348.67
11-28 339.83
11-29 336.67
11-30 254.6
12-01 276.75
12-02 482.4
12-03 279.0
12-04 271.25
12-05 273.5
12-06 266.25
12-07 255.25
12-08 305.5
12-09 392.2
12-10 339.0
12-11 408.2
12-12 247.0
12-13 261.75
12-14 319.5
12-15 268.75
12-16 264.5
12-17 265.0
12-18 300.33
12-19 281.0
12-20 265.0
12-21 263.0
12-22 388.67
12-23 363.67
12-24 406.0
12-25 285.33
12-26 311.67
12-27 295.5
12-28 338.0
12-29 289.0
12-30 540.5
12-31 294.0

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index