Alert archive / Iowa / River Flood Watches in 2018
River Flood Watch 2, NWS Des Moines, IA
NWS Des Moines, IA issued this river flood watch at Apr 18, 2018, 10:53 AM CDT for Humboldt County, Iowa. It took effect at Apr 24, 2018, 1:00 PM CDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Apr 18, 2018, 10:53 AM CDT (15:53 UTC)
- In effect from
- Apr 24, 2018, 1:00 PM CDT
- Expired
- Apr 20, 2018, 10:56 AM CDT
- In force
- Issued by
- NWS Des Moines, IA
- Area
- Storm-based polygon
- Flood severity
- None
County Humboldt County, IA
The radar
The Des Moines radar (KDMX), 123 km from the middle of the area, began a volume at 15:55 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 river
Written for the forecast point West Fork Des Moines River at Humboldt (HBTI4). The gauge peaked at 9.26 ft at Apr 18, 2018, 5:00 PM CDT.
- Action stage
- 7 ft
- Minor stage
- 10 ft
- Moderate stage
- 13 ft
- Major stage
- 14 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 05476750, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.
What forecasters said that day
The local office's own words before this river 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 river flood watch went out at Apr 18, 6:33 AM CDT, 4 hours 20 minutes earlier.
Area forecast discussion, Apr 18, 6:33 AM CDT, 4 hours 20 minutes before
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</html>Hazardous weather outlook, Apr 18, 4:15 AM CDT, 6 hours 38 minutes before
Hazardous Weather Outlook National Weather Service Des Moines IA 415 AM CDT Wed Apr 18 2018 IAZ004>007-015>017-023>028-033>039-190915- Emmet-Kossuth-Winnebago-Worth-Palo Alto-Hancock-Cerro Gordo- Pocahontas-Humboldt-Wright-Franklin-Butler-Bremer-Sac-Calhoun- Webster-Hamilton-Hardin-Grundy-Black Hawk- 415 AM CDT Wed Apr 18 2018 This Hazardous Weather Outlook is for portions of central Iowa. .DAY ONE...Today and tonight A Winter Storm Warning is in effect for the area. Please refer to the National Weather Service website at weather.gov/desmoines for further details. Scattered non severe thunderstorms will occur today as well. River flood warnings remain in effect for portions of the upper Des Moines River Basin and Cedar River Basin. With additional snow forecast today and melting later this week, additional rivers within these basins are likely to swell and possibly flood by the weekend. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday River flood warnings remain in effect for portions of the upper Des Moines River Basin and Cedar River Basin. .SPOTTER INFORMATION STATEMENT... Spotters activation is not needed at this time. Snowfall, hail and ice reports would be appreciated. IAZ044>050-057>062-190915- Crawford-Carroll-Greene-Boone-Story-Marshall-Tama-Audubon-Guthrie- Dallas-Polk-Jasper-Poweshiek- 415 AM CDT Wed Apr 18 2018 This Hazardous Weather Outlook is for portions of central Iowa. .DAY ONE...Today and tonight A Winter Weather Advisory is in effect for the area. Please refer to the National Weather Service website at weather.gov/desmoines for further details. Scattered non severe thunderstorms will occur today as well. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday With snow melting later this week and into the weekend, rivers basins in portions of central and northern Iowa are likely to swell and possibly flood by the weekend. .SPOTTER INFORMATION STATEMENT... Spotters activation is not needed at this time. Snowfall, hail and ice reports would be appreciated. IAZ070>075-081>086-092>097-190915- Cass-Adair-Madison-Warren-Marion-Mahaska-Adams-Union-Clarke-Lucas- Monroe-Wapello-Taylor-Ringgold-Decatur-Wayne-Appanoose-Davis- 415 AM CDT Wed Apr 18 2018 This Hazardous Weather Outlook is for portions of central Iowa. .DAY ONE...Today and tonight An isolated non severe thunderstorm is possible this morning. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday No hazardous weather is expected in this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not anticipated at this time. REV
In the hours before
Local storm report, Apr 18, 10:28 AM CDT, 25 minutes before
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</html>Local storm report, Apr 18, 10:33 AM CDT, 20 minutes before
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</html>Local storm report, Apr 18, 10:35 AM CDT, 18 minutes before
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</html>Local storm report, Apr 18, 10:36 AM CDT, 17 minutes before
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</html>Local storm report, Apr 18, 10:44 AM CDT, 9 minutes before
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</html>Local storm report, Apr 18, 10:45 AM CDT, 8 minutes before
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</html>The office that day
Everything else NWS Des Moines, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 18, 5:43 AM CDT | Severe Thunderstorm Warning | DMX | Butler, Franklin | 47 min |
Nearby
River Flood Watches in Iowa, 2018Every river flood watch in 2018
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.