Alert archive / Iowa / River Flood Watches in 2018

River Flood Watch 28, NWS Des Moines, IA

June 25, 2018Wright County, Iowa

NWS Des Moines, IA issued this river flood watch at Jun 25, 2018, 10:36 PM CDT for Wright County, Iowa. It took effect at Jun 27, 2018, 10:00 AM CDT. It was in force for .

The area

The counties it named.

The facts

Issued: Jun 25, 2018, 10:36 PM CDT (03:36 UTC)
In effect from: Jun 27, 2018, 10:00 AM CDT
Expired: Jun 26, 2018, 8:53 PM CDT
In force
Issued by: NWS Des Moines, IA
Area: Storm-based polygon
Flood severity: None

County Wright County, IA

The radar

The Des Moines radar (KDMX), 111 km from the middle of the area, began a volume at 03:41 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 Iowa River near Rowan (ROWI4). The gauge peaked at 11.68 ft at Jun 27, 2018, 8:00 PM CDT.

Action stage: 9 ft
Minor stage: 12.5 ft
Moderate stage: 15 ft
Major stage: 17 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05449500, 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 Jun 25, 10:09 PM CDT, 27 minutes earlier.

Area forecast discussion, Jun 25, 10:09 PM CDT, 27 minutes before

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Hazardous weather outlook, Jun 25, 3:02 PM CDT, 7 hours 34 minutes before

Hazardous Weather Outlook
National Weather Service Des Moines IA
302 PM CDT Mon Jun 25 2018

IAZ026>028-036>039-047>050-057>062-070>074-081>084-092>094-262015-
Franklin-Butler-Bremer-Hamilton-Hardin-Grundy-Black Hawk-Boone-
Story-Marshall-Tama-Audubon-Guthrie-Dallas-Polk-Jasper-Poweshiek-
Cass-Adair-Madison-Warren-Marion-Adams-Union-Clarke-Lucas-Taylor-
Ringgold-Decatur-
302 PM CDT Mon Jun 25 2018

This Hazardous Weather Outlook is for portions of central Iowa.

.DAY ONE...This afternoon and tonight

River Flood Warnings remain in effect for portions of the area.
Please refer to the National Weather Service website at
weather.gov/desmoines for further details.

Thunderstorms are forecast this afternoon and evening. Isolated
severe storms are possible, especially in central and southwest
Iowa. All modes of severe weather are possible including large
hail, damaging winds and isolated tornadoes. Locally heavy rain is
possible across the entire area tonight.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Flood Warnings are expected to continue for portions of the area
through early next week. Please refer to the National Weather
Service website at weather.gov/desmoines for further details.

Scattered severe thunderstorms are possible over southeast Iowa
on Tuesday afternoon and evening. Large hail and damaging winds
appear to be the primary threats.

Additional thunderstorms will be possible Thursday morning. It is
too early to determine the potential for severe weather during
that time.

Hot and humid weather will return to the region Thursday through
Saturday with heat indices approaching 95 to 105 F.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed this afternoon and evening across
central Iowa. Spotter activation may be needed Tuesday over
portions of southeast Iowa.

IAZ004>007-015>017-023>025-033>035-044>046-262015-
Emmet-Kossuth-Winnebago-Worth-Palo Alto-Hancock-Cerro Gordo-
Pocahontas-Humboldt-Wright-Sac-Calhoun-Webster-Crawford-Carroll-
Greene-
302 PM CDT Mon Jun 25 2018

This Hazardous Weather Outlook is for portions of central Iowa.

.DAY ONE...This afternoon and tonight

A Flash Flood Watch is in effect for the area through late this
evening. Flood Warnings remain in effect for portions of the area.
Please refer to the National Weather Service website at
weather.gov/desmoines for further details.

Thunderstorms are forecast this afternoon and evening. Isolated
severe storms are possible, especially in central and southwest
Iowa. All modes of severe weather are possible including large
hail, damaging winds and isolated tornadoes. Locally heavy rain is
possible across the entire area tonight.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Flood Warnings are expected to continue for portions of the area
through into early next week. Please refer to the National
Weather Service website at weather.gov/desmoines for further
details.

Non-severe thunderstorms are possible on Tuesday afternoon and
evening.

Additional thunderstorms will be possible Thursday morning. It is
too early to determine the potential for severe weather during
that time.

Hot and humid weather will return to the region Thursday through
Saturday with heat indices approaching 95 to 105 F.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed this afternoon and evening across
central Iowa.

IAZ075-085-086-095>097-262015-
Mahaska-Monroe-Wapello-Wayne-Appanoose-Davis-
302 PM CDT Mon Jun 25 2018

This Hazardous Weather Outlook is for portions of central Iowa.

.DAY ONE...This afternoon and tonight

Thunderstorms are forecast this afternoon and evening. Isolated
severe storms are possible. Large hail, damaging winds, and
isolated tornadoes are the primary threats.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Scattered severe thunderstorms are possible on Tuesday afternoon
and evening. Large hail and damaging winds appear to be the
primary threats.

Additional thunderstorms will be possible Thursday morning. It is
too early to determine the potential for severe weather during
that time.

Hot and humid weather will return to the region Thursday through
Saturday with heat indices approaching 95 to 105 F.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed this afternoon and evening.
Spotter activation may be needed Tuesday.

In the hours before

Local storm report, Jun 25, 9:33 PM CDT, 1 hour 3 minutes before

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Local storm report, Jun 25, 9:36 PM CDT, 1 hour before

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Local storm report, Jun 25, 9:43 PM CDT, 53 minutes before

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Local storm report, Jun 25, 9:51 PM CDT, 45 minutes before

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Local storm report, Jun 25, 10:04 PM CDT, 32 minutes before

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Local storm report, Jun 25, 10:16 PM CDT, 20 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
Jun 25, 7:11 PM CDT	Special Weather Statement	DMX	Clarke, Madison, Warren	64 min
Jun 25, 7:46 PM CDT	Severe Thunderstorm Warning	DMX	Dallas, Madison, Polk, Warren	30 min
Jun 25, 8:19 PM CDT	Special Weather Statement	DMX	Polk, Warren	56 min
Jun 25, 8:37 PM CDT	Special Weather Statement	DMX	Polk	53 min
Jun 25, 9:33 PM CDT	Flash Flood Warning	DMX	Jasper, Marion, Marshall, Polk, Story	6 hr
Jun 26, 1:15 AM CDT	Special Weather Statement	DMX	Clarke, Decatur, Lucas	45 min
Jun 26, 3:25 AM CDT	Areal Flood Warning	DMX	Jasper, Polk	6 hr
Jun 26, 5:09 AM CDT	Special Weather Statement	DMX	Black Hawk, Bremer	51 min

Nearby

River Flood Watches in Iowa, 2018 Every 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.