Alert archive / Iowa / Flood Watches in 2025
Flood Watch 2, NWS Des Moines, IA
NWS Des Moines, IA issued this flood watch at Jul 10, 2025, 1:17 PM CDT for 32 counties in Iowa. It took effect at Jul 10, 2025, 7:00 PM CDT. It was in force for 25 hr.
The area
The counties it named.
The facts
- Issued
- Jul 10, 2025, 1:17 PM CDT (18:17 UTC)
- In effect from
- Jul 10, 2025, 7:00 PM CDT
- Expired
- Jul 11, 2025, 7:35 PM CDT
- In force
- 25 hr
- Issued by
- NWS Des Moines, IA
- Flood severity
- None
All 32 counties
Adair County, IA, Appanoose County, IA, Audubon County, IA, Black Hawk County, IA, Boone County, IA, Calhoun County, IA, Carroll County, IA, Cass County, IA, Crawford County, IA, Dallas County, IA, Davis County, IA, Greene County, IA, Grundy County, IA, Guthrie County, IA, Hamilton County, IA, Hardin County, IA, Jasper County, IA, Lucas County, IA, Madison County, IA, Mahaska County, IA, Marion County, IA, Marshall County, IA, Monroe County, IA, Polk County, IA, Poweshiek County, IA, Sac County, IA, Story County, IA, Tama County, IA, Wapello County, IA, Warren County, IA, Wayne County, IA, Webster County, IA
The radar
The Des Moines radar (KDMX), 8 km from the middle of the area, began a volume at 18:17 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Davenport, (KDVN), launched 12:00Z, 6.3 hours before the alert went out and 260 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 562 J/kg
- Mixed-layer CIN
- -90 J/kg
- Mixed-layer LCL
- 1007 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 132 m²/s²
- 0-3 km storm-relative helicity
- 210 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Des Moines, IA wrote its last area forecast discussion before this flood watch went out at Jul 10, 12:46 PM CDT, 31 minutes earlier.
Area forecast discussion, Jul 10, 12:46 PM CDT, 31 minutes before
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</html>Hazardous weather outlook, Jul 10, 6:44 AM CDT, 6 hours 33 minutes before
Hazardous Weather Outlook National Weather Service Des Moines IA 644 AM CDT Thu Jul 10 2025 IAZ004>007-015>017-023>028-033>039-044>050-057>062-070>075- 081>086-092>097-111145- Emmet-Kossuth-Winnebago-Worth-Palo Alto-Hancock-Cerro Gordo- Pocahontas-Humboldt-Wright-Franklin-Butler-Bremer-Sac-Calhoun- Webster-Hamilton-Hardin-Grundy-Black Hawk-Crawford-Carroll-Greene- Boone-Story-Marshall-Tama-Audubon-Guthrie-Dallas-Polk-Jasper- Poweshiek-Cass-Adair-Madison-Warren-Marion-Mahaska-Adams-Union- Clarke-Lucas-Monroe-Wapello-Taylor-Ringgold-Decatur-Wayne- Appanoose-Davis- 644 AM CDT Thu Jul 10 2025 This Hazardous Weather Outlook is for portions of central Iowa. .DAY ONE...Today and tonight More thunderstorms develop this afternoon and evening, some of which may be severe. Damaging winds are the main concern, although hail and a tornado or two can't be ruled out. Heavy rainfall is expected with storms today and tonight, which could lead to ponding water and localized flash flooding, especially in urban areas. Rises on area creeks and rivers are also possible. .DAYS TWO THROUGH SEVEN...Friday through Wednesday Periods of thunderstorms will impact the area through Friday night. A few strong storms may occur with the primary threat being damaging winds, although a tornado can't be ruled out on Friday. In addition to severe storms, the potential for heavy to very heavy rain to occur does exist and that could lead to flash flooding through Friday night. Further, rises on area creeks and rivers are possible late this week into this weekend. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected today.
The office that day
Everything else NWS Des Moines, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 10, 3:40 AM CDT | Severe Thunderstorm Warning | DMX | Adams, Taylor | 50 min |
| Jul 10, 4:27 AM CDT | Severe Thunderstorm Warning | DMX | Adams, Ringgold, Taylor, Union | 33 min |
| Jul 10, 5:08 PM CDT | Tornado Warning | DMX | Poweshiek | 23 min |
| Jul 10, 5:55 PM CDT | Tornado Warning | DMX | Cerro Gordo | 35 min |
Nearby
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.