Flash Flood Warning 21, NWS Twin Cities, MN

Issued

Aug 13, 2010, 6:13 PM CDT (23:13 UTC)

Expired

Aug 13, 2010, 7:19 PM CDT

In force

66 min

Issued by

NWS Twin Cities, MN

Area

Storm-based polygon

Flood severity

None

County Dakota County, MN

The Minneapolis radar (KMPX), 44 km from the middle of the area, began a volume at 23:13 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.

989 
WGUS53 KMPX 132313
FFWMPX
MNC037-140300-
/O.NEW.KMPX.FF.W.0021.100813T2313Z-100814T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
613 PM CDT FRI AUG 13 2010

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL DAKOTA COUNTY IN EAST CENTRAL MINNESOTA...

* UNTIL 1000 PM CDT

* AT 610 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A DEVELOPING AREA OF THUNDERSTORMS WITH VERY HEAVY RAINFALL JUST 
  WEST OF LAKEVILLE. RAINFALL RATES OF AN INCH TO AN INCH AND A 
  HALF CAN BE EXPECTED WITH THESE STORMS. 

* GIVEN THAT THIS AREA RECEIVED 3.5 TO 4.5 INCHES OF RAIN OVERNIGHT
LAST NIGHT AND INTO THE MORNING HOURS...ANY ADDITIONAL RAINFALL 
WILL RUNOFF AND CAUSE AREA CREEKS AND STREAMS TO RISE QUICKLY. 

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING 
INCLUDE...COATES...FARMINGTON...LAKEVILLE AND VERMILLION. RESIDENTS
OF VALLEY PARK SUBDIVISION AS WELL AS NORTH CREEK AND COUNTRY VIEW 
MOBILE HOME PARKS ARE ENCOURAGED TO WATCH FOR SIGNS OF RISING WATER.
IF RAPIDLY RISING WATER IS OBSERVED...MOVE TO HIGHER GROUND. IN 
ADDITION...THE ROADS THAT WERE CLOSED EARLIER TODAY WILL BE 
SUSCEPTIBLE TO FLOODING AGAIN AS THE RAIN MOVES THROUGH. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...
COUNTRY ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND
OTHER LOW LYING AREAS ARE SUBJECT TO FLOODING.

FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD RELATED DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED BRIDGES...
DIPS... OR LOW WATER CROSSINGS. NEVER TRY TO CROSS A FLOWING
STREAM... EVEN A SMALL ONE...ON FOOT OR IN A VEHICLE.

&&

LAT...LON 4472 9291 4472 9287 4461 9296 4457 9326
      4462 9329 4475 9324

$$

DFC

392 
WGUS73 KMPX 140019
FFSMPX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
719 PM CDT FRI AUG 13 2010

MNC037-140030-
/O.CAN.KMPX.FF.W.0021.000000T0000Z-100814T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DAKOTA MN-
719 PM CDT FRI AUG 13 2010

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR CENTRAL DAKOTA
COUNTY IS CANCELLED...

THE THUNDERSTORM ACTIVITY HAS MOVED EAST OF THE LAKEVILLE AND
FARMINGTON AREAS. THE STORMS DECREASED IN INTENSITY AS THEY 
MOVED ACROSS THE WARNED AREAS. HENCE THESE LOCATIONS DID NOT RECEIVE 
THE HEAVY RAINFALL ORIGINALLY ANTICIPATED. LOCAL LAW ENFORCEMENT 
REPORTS THAT WATER LEVELS ARE SLOWLY RECEDING SO THE WARNING IS 
CANCELED.


LAT...LON 4472 9291 4472 9287 4461 9296 4457 9326
      4462 9329 4475 9324

$$

DFC

Flash Flood Warnings in Minnesota, 2010Every flash flood warning in 2010

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.