Alert archive / Iowa / Flood Watches in 2022

Flood Watch 4, NWS Des Moines, IA

September 18, 2022Davis County, Wapello County, Iowa

NWS Des Moines, IA issued this flood watch at Sep 18, 2022, 11:31 AM CDT for Davis County, Wapello County, Iowa. It took effect at Sep 18, 2022, 7:00 PM CDT. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued: Sep 18, 2022, 11:31 AM CDT (16:31 UTC)
In effect from: Sep 18, 2022, 7:00 PM CDT
Expired: Sep 19, 2022, 2:29 AM CDT
In force: 7 hr
Issued by: NWS Des Moines, IA
Flood severity: None

Counties Davis County, IA, Wapello County, IA

The radar

The Des Moines radar (KDMX), 144 km from the middle of the area, began a volume at 16:31 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.

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 Sep 18, 6:23 AM CDT, 5 hours 8 minutes earlier.

Area forecast discussion, Sep 18, 6:23 AM CDT, 5 hours 8 minutes before

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Hazardous weather outlook, Sep 18, 3:27 AM CDT, 8 hours 4 minutes before

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In the hours before

Local storm report, Sep 18, 9:27 AM CDT, 2 hours 4 minutes before

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Local storm report, Sep 18, 9:29 AM CDT, 2 hours 2 minutes before

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Local storm report, Sep 18, 9:30 AM CDT, 2 hours 1 minute before

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Local storm report, Sep 18, 9:41 AM CDT, 1 hour 50 minutes before

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Local storm report, Sep 18, 10:02 AM CDT, 1 hour 29 minutes before

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Local storm report, Sep 18, 10:06 AM CDT, 1 hour 25 minutes before

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The office that day

Everything else NWS Des Moines, IA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Sep 17, 7:07 PM CDT	Severe Thunderstorm Warning	DMX	Adams, Cass	38 min
Sep 17, 7:09 PM CDT	Severe Thunderstorm Warning	DMX	Appanoose, Lucas, Monroe	51 min
Sep 17, 7:12 PM CDT	Severe Thunderstorm Warning	DMX	Jasper, Marion, Polk, Warren	33 min
Sep 17, 7:36 PM CDT	Severe Thunderstorm Warning	DMX	Adams	39 min
Sep 17, 7:41 PM CDT	Severe Thunderstorm Warning	DMX	Jasper, Marion, Polk, Warren	49 min
Sep 17, 7:55 PM CDT	Severe Thunderstorm Warning	DMX	Appanoose, Davis, Monroe, Wapello	50 min
Sep 17, 7:57 PM CDT	Special Weather Statement	DMX	Polk	33 min
Sep 17, 8:01 PM CDT	Severe Thunderstorm Warning	DMX	Polk	44 min
Sep 17, 8:11 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DMX	Adams	34 min
Sep 17, 8:22 PM CDT	Severe Thunderstorm Warning	DMX	Dallas, Guthrie	53 min
Sep 17, 8:25 PM CDT	Severe Thunderstorm Warning	DMX	Mahaska, Marion	50 min
Sep 17, 8:28 PM CDT	Severe Thunderstorm Warning	DMX	Adams, Cass	47 min
Sep 17, 8:44 PM CDT	Severe Thunderstorm Warning	DMX	Adams, Taylor, Union	46 min
Sep 17, 8:54 PM CDT	Severe Thunderstorm Warning	DMX	Cass	24 min
Sep 17, 9:07 PM CDT	Severe Thunderstorm Warning	DMX	Jasper, Poweshiek	38 min
Sep 17, 9:12 PM CDT	Severe Thunderstorm Warning	DMX	Mahaska, Marion	48 min
Sep 17, 9:18 PM CDT	Special Weather Statement	DMX	Story	27 min
Sep 17, 9:27 PM CDT	Severe Thunderstorm Warning	DMX	Cass	48 min
Sep 17, 9:31 PM CDT	Severe Thunderstorm Warning	DMX	Adams, Ringgold, Taylor, Union	29 min
Sep 17, 9:32 PM CDT	Special Weather Statement	DMX	Marshall	28 min
Sep 17, 9:37 PM CDT	Severe Thunderstorm Warning	DMX	Jasper, Marshall	23 min
Sep 17, 9:44 PM CDT	Special Weather Statement	DMX	Poweshiek	46 min
Sep 17, 9:47 PM CDT	Special Weather Statement	DMX	Wapello	28 min
Sep 17, 9:48 PM CDT	Severe Thunderstorm Warning	DMX	Adams	27 min
Sep 17, 10:00 PM CDT	Severe Thunderstorm Warning	DMX	Ringgold	21 min
Sep 17, 10:06 PM CDT	Severe Thunderstorm Warning	DMX	Adair, Adams, Cass	39 min
Sep 17, 10:10 PM CDT	Severe Thunderstorm Warning	DMX	Decatur, Ringgold	35 min
Sep 17, 10:19 PM CDT	Severe Thunderstorm Warning	DMX	Adams, Cass	41 min
Sep 17, 10:27 PM CDT	Severe Thunderstorm Warning	DMX	Clarke, Madison, Union	33 min
Sep 17, 10:51 PM CDT	Severe Thunderstorm Warning	DMX	Decatur, Ringgold	24 min
Sep 17, 10:56 PM CDT	Severe Thunderstorm Warning	DMX	Adams, Ringgold, Taylor, Union	49 min
Sep 17, 11:12 PM CDT	Severe Thunderstorm Warning	DMX	Clarke, Decatur, Ringgold	48 min
Sep 17, 11:26 PM CDT	Severe Thunderstorm Warning	DMX	Ringgold, Taylor, Union	34 min
Sep 18, 12:28 AM CDT	Special Weather Statement	DMX	Cass	47 min
Sep 18, 2:51 AM CDT	Special Weather Statement	DMX	Appanoose, Monroe	24 min

Nearby

Flood Watches in Iowa, 2022 Every flood watch in 2022

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.