Alert archive / South Dakota / River Flood Warnings in 2011

River Flood Warning 8, NWS Rapid City, SD

March 16, 2011Harding County, South Dakota

NWS Rapid City, SD issued this river flood warning at Mar 16, 2011, 2:55 AM MDT for Harding County, South Dakota. It was in force for 7 days.

The area

The counties it named.

The facts

Issued
Mar 16, 2011, 2:55 AM MDT (08:55 UTC)
Expired
Mar 23, 2011, 2:44 PM MDT
In force
7 days
Issued by
NWS Rapid City, SD
Flood severity
Minor

County Harding County, SD

The radar

The Rapid City radar (KUDX), 170 km from the middle of the area, began a volume at 08:56 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 Little Missouri River at Camp Crook (CACS2).

Action stage
10 ft
Minor stage
12 ft
Moderate stage
17 ft
Major stage
19 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 06334500, 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 Rapid City, SD wrote its last area forecast discussion before this river flood warning went out at Mar 16, 2:32 AM MDT, 23 minutes earlier.

Area forecast discussion, Mar 16, 2:32 AM MDT, 23 minutes before
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Hazardous weather outlook, Mar 15, 8:35 PM MDT, 6 hours 20 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RAPID CITY SD
835 PM MDT TUE MAR 15 2011

SDZ001-002-012>014-024>032-041>044-046-047-049-072>074-WYZ054>058-
071-161300-
BENNETT-BUTTE-CENTRAL BLACK HILLS-CUSTER CO PLAINS-FALL RIVER-HAAKON-
HARDING-HERMOSA FOOT HILLS-JACKSON-MELLETTE-NORTHEASTERN CROOK-
NORTHERN BLACK HILLS-NORTHERN CAMPBELL-NORTHERN FOOT HILLS-
NORTHERN MEADE CO PLAINS-PENNINGTON CO PLAINS-PERKINS-RAPID CITY-
SHANNON-SOUTHERN BLACK HILLS-SOUTHERN CAMPBELL-SOUTHERN FOOT HILLS-
SOUTHERN MEADE CO PLAINS-STURGIS/PIEDMONT FOOT HILLS-TODD-TRIPP-
WESTERN CROOK-WESTON-WYOMING BLACK HILLS-ZIEBACH-
835 PM MDT (935 PM CDT) TUE MAR 15 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN SOUTH DAKOTA AND
NORTHEASTERN WYOMING.

.DAY ONE...TODAY AND TONIGHT

WARM WEATHER WILL CONTINUE TO RESULT IN RIVER FLOODING FROM ICE JAMS
AND SNOWMELT ACROSS PORTIONS OF WESTERN AND SOUTH CENTRAL SOUTH
DAKOTA TODAY AND TONIGHT...MAINLY ALONG THE WHITE...CHEYENNE...AND
BAD RIVERS. SEE THE LATEST FLOOD WARNING PRODUCTS FOR FURTHER
DETAILS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

MILD WEATHER WILL CONTINUE THROUGH THE WEEK...LEADING TO SIGNIFICANT
SNOWMELT AND LIKELY FLOODING OVER PORTIONS OF NORTHEASTERN WYOMING
AND NORTHWESTERN SOUTH DAKOTA.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY.

In the hours before

Local storm report, Mar 15, 10:36 PM MDT, 4 hours 19 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
1036 PM MDT TUE MAR 15 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1000 PM     FLOOD            10 N WHITE RIVER        43.71N 100.74W
03/15/2011                   MELLETTE           SD   DEPT OF HIGHWAYS

            THE WHITE RIVER HAS RISEN AND IS FLOWING OVER PARTS OF
            HIGHWAY 83 AT THE BRIDGE SOUTH OF MURDO. STATE DOT HAS
            CLOSED THE BRIDGE.

&&

JOHNSON

The office that day

Everything else NWS Rapid City, SD issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 16, 9:03 AM MDTAreal Flood WarningUNRButte, Harding, Perkins, Ziebach6 days
Mar 16, 2:57 PM MDTRiver Flood WarningUNRPerkins60 hr

Nearby

River Flood Warnings in South Dakota, 2011Every river flood warning in 2011

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.