Alert archive / Minnesota / River Flood Warnings in 2019

River Flood Warning 311, NWS Sioux Falls, SD

September 12, 2019Murray County, Minnesota

NWS Sioux Falls, SD issued this river flood warning at Sep 12, 2019, 7:46 PM CDT for Murray County, Minnesota. It was in force for 21 days.

The area

The counties it named.

The facts

Issued
Sep 12, 2019, 7:46 PM CDT (00:46 UTC)
Expired
Oct 3, 2019, 7:46 PM CDT
In force
21 days
Issued by
NWS Sioux Falls, SD
Area
Storm-based polygon
Flood severity
Minor

County Murray County, MN

The radar

The Sioux Falls radar (KFSD), 91 km from the middle of the area, began a volume at 00:50 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 near Avoca (AVOM5).

Action stage
1423 ft
Minor stage
1425 ft
Moderate stage
1426 ft
Major stage
1428 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record, 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 warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Sioux Falls, SD wrote its last area forecast discussion before this river flood warning went out at Sep 12, 6:08 PM CDT, 1 hour 38 minutes earlier.

Area forecast discussion, Sep 12, 6:08 PM CDT, 1 hour 38 minutes before
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Hazardous weather outlook, Sep 12, 5:56 AM CDT, 13 hours 50 minutes before
Hazardous Weather Outlook
National Weather Service Sioux Falls SD
556 AM CDT Thu Sep 12 2019

IAZ001-012-020-031-MNZ071-072-080-089-097-098-NEZ013-014-SDZ038>040-
050-052>071-131100-
Lyon-Sioux-Plymouth-Woodbury-Lincoln-Murray-Nobles-Pipestone-Rock-
Dixon-Dakota-Beadle-Kingsbury-Brookings-Gregory-Jerauld-Sanborn-
Miner-Lake-Moody-Brule-Aurora-Davison-Hanson-McCook-Minnehaha-
Charles Mix-Douglas-Hutchinson-Turner-Bon Homme-Yankton-Clay-Union-
556 AM CDT Thu Sep 12 2019

This Hazardous Weather Outlook is for northwest Iowa, west central
Iowa, southwest Minnesota, northeast Nebraska, central South
Dakota, east central South Dakota, south central South Dakota and
southeast South Dakota.

.DAY ONE...Today and tonight.

Flooding resulting from heavy rainfall over the past two nights will
be a significant concern. Low-lying and poor drainage areas, as well
as smaller creeks and streams will continue to exhibit flooding
through much of the day. Areal flood warnings are in effect for many
areas.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Hazardous weather is not expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

IAZ002-003-013-014-021-022-032-MNZ081-090-131100-
Osceola-Dickinson-O'Brien-Clay-Cherokee-Buena Vista-Ida-Cottonwood-
Jackson-
556 AM CDT Thu Sep 12 2019

This Hazardous Weather Outlook is for northwest Iowa, west central
Iowa and southwest Minnesota.

.DAY ONE...Today and tonight.

Scattered thunderstorms will continue to diminish this morning. There
is a small potential that a few stronger storms could redevelop
around lunchtime, mainly east of Highway 59. These storms could
potentially produce some damaging wind to 60 mph, hail to quarter
size and an isolated tornado. However, confidence in development of
these storms is fairly low at this time.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed between 11 pm and 2 pm.

The office that day

Everything else NWS Sioux Falls, SD issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 13, 10:29 AM CDTAreal Flood WarningFSDAurora, Bon Homme, Brule, Charles Mix, Davison, Douglas and 4 more24 hr
Sep 13, 11:43 AM CDTRiver Flood WarningFSDUnion21 days
Sep 13, 1:13 PM CDTAreal Flood WarningFSDHanson, Lake, McCook, Miner, Minnehaha, Moody24 hr
Sep 13, 1:36 AM CDTRiver Flood WarningFSDLyon, Sioux3 days

Nearby

River Flood Warnings in Minnesota, 2019Every river flood warning in 2019

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.