Alert archive / South Dakota / River Flood Warnings in 2011
River Flood Warning 9, NWS Rapid City, SD
NWS Rapid City, SD issued this river flood warning at Mar 16, 2011, 2:57 PM MDT for Perkins County, South Dakota. It took effect at Mar 16, 2011, 7:47 PM MDT. It was in force for 56 hr.
The area
The counties it named.
The facts
- Issued
- Mar 16, 2011, 2:57 PM MDT (20:57 UTC)
- In effect from
- Mar 16, 2011, 7:47 PM MDT
- Expired
- Mar 19, 2011, 3:20 AM MDT
- In force
- 56 hr
- Issued by
- NWS Rapid City, SD
- Flood severity
- Moderate
County Perkins County, SD
The radar
The Rapid City radar (KUDX), 154 km from the middle of the area, began a volume at 21:00 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 Moreau River (SD) near Faith (FTHS2).
- Action stage
- 14 ft
- Minor stage
- 16 ft
- Moderate stage
- 18 ft
- Major stage
- 21 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 06359500, 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, 2:26 PM MDT, 31 minutes earlier.
Area forecast discussion, Mar 16, 2:26 PM MDT, 31 minutes before
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</html>Hazardous weather outlook, Mar 16, 5:40 AM MDT, 9 hours 17 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE RAPID CITY SD 540 AM MDT WED MAR 16 2011 SDZ001-002-012>014-024>032-041>044-046-047-049-072>074-WYZ054>058- 071-171300- 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- 540 AM MDT (640 AM CDT) WED MAR 16 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 NORTHWESTERN THROUGH SOUTH-CENTRAL SOUTH DAKOTA TODAY THROUGH THE REST OF THIS WEEK. SEE THE LATEST FLOOD WARNING PRODUCTS FOR FURTHER DETAILS. A STORM SYSTEM WILL BRING RAIN SHOWERS TO THE AREA TONIGHT...WITH RAIN AND SNOW OVER NORTHEASTERN WYOMING...THE BLACK HILLS...AND NORTHWESTERN SOUTH DAKOTA. A FEW INCHES OF SLUSHY SNOW MAY FALL OVER THE HIGHER TERRAIN IN THESE AREAS. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY A LARGE STORM SYSTEM WILL CROSS THE CENTRAL PLAINS NEXT MONDAY AND TUESDAY. IT HAS THE POTENTIAL TO BRING SUBSTANTIAL RAIN AND SNOW TO THE CENTRAL AND NORTHERN PLAINS...BUT AT THIS TIME MUCH UNCERTAINTY EXISTS IN THE TIMING...LOCATION...AND STRENGTH OF THE STORM. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY. BUNKERS
In the hours before
Special weather statement, Mar 16, 9:20 AM MDT, 5 hours 37 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE RAPID CITY SD 920 AM MDT WED MAR 16 2011 SDZ025-072-161800- NORTHERN FOOT HILLS-STURGIS/PIEDMONT FOOT HILLS- 920 AM MDT WED MAR 16 2011 ...STRONG WINDS THIS MORNING... STRONG SOUTHWESTERLY WINDS WILL CONTINUE ACROSS THE NORTHERN FOOTHILLS INTO THE STURGIS AREA THIS MORNING. SOUTHWEST WINDS OF 25 TO 40 MPH WITH OCCASIONAL GUSTS TO 55 MPH WILL BE POSSIBLE UNTIL NOON MDT.
The office that day
Everything else NWS Rapid City, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 16, 2:55 AM MDT | River Flood Warning | UNR | Harding | 7 days |
| Mar 16, 9:03 AM MDT | Areal Flood Warning | UNR | Butte, Harding, Perkins, Ziebach | 6 days |
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.