Flood warning issued for parts of Hennepin, Carver, Scott and Wright counties

Categories: Weather

flood map march 12.jpg
Via National Weather Service
Smiling at the rapidly disappearing snow and ice around the Twin Cities? It comes at a cost. Flood warnings -- meaning flooding is imminent -- are now up for areas around the Twin Cities region.

The National Weather Service's Chanhassen office issued a flood warning for the Minnesota River at Henderson affecting Le Sueur, Scott and Sibley counties; the Minnesota River at Savage affecting Dakota, Hennepin and Scott counties; the Crow River at Rockford affecting Hennepin and Wright counties and other areas.

More from NWS:

NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
255 AM CST FRI MAR 12 2010

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
MINNESOTA...

MINNESOTA RIVER AT MONTEVIDEO AFFECTING CHIPPEWA...LAC QUI
PARLE...RENVILLE AND YELLOW MEDICINE COUNTIES
MINNESOTA RIVER AT HENDERSON AFFECTING LE SUEUR...SCOTT AND SIBLEY
COUNTIES
MINNESOTA RIVER AT SAVAGE AFFECTING DAKOTA...HENNEPIN AND SCOTT
COUNTIES
CROW RIVER AT ROCKFORD AFFECTING HENNEPIN AND WRIGHT COUNTIES
SOUTH FORK CROW RIVER BELOW MAYER AFFECTING CARVER COUNTY
SOUTH FORK CROW RIVER AT DELANO AFFECTING WRIGHT COUNTY

.A SLOW MOVING LOW PRESSURE SYSTEM WILL CONTINUE TO IMPACT
CENTRAL AND SOUTHERN MINNESOTA TODAY. THE RAINFALL OCCURRING
ACROSS NORTHERN WISCONSIN EARLY THIS MORNING WILL AFFECT PORTIONS OF
EAST CENTRAL AND WEST CENTRAL MINNESOTA THROUGH THIS EVENING.
AN ADDITIONAL QUARTER TO ONE HALF INCH OF RAIN IS EXPECTED
ACROSS THE UPPER MINNESOTA VALLEY AND IN THE CROW RIVER
SYSTEM THROUGH TONIGHT.

THIS FORECAST PRECIPITATION IS NOT INCLUDED IN THE
RIVER FORECASTS AS OF 3 AM THIS MORNING. AS WE ARE ABLE
TO GET A BETTER HANDLE ON THE FUTURE PRECIPITATION
AMOUNTS AND LOCATION...IT WILL BE INCORPORATED INTO THE
RIVER FORECASTS. SO PLEASE STAY TUNED FOR FURTHER UPDATES.

ANOTHER FACTOR IMPACTING THE SNOWMELT AND RUNOFF IS OUR
CONTINUED ABOVE NORMAL TEMPERATURES. HIGHS TODAY AND
SATURDAY WILL BE 40 TO AROUND 45 ACROSS MUCH OF THE AREA.
TEMPERATURES FOR SUNDAY AND INTO TUESDAY WILL TYPICALLY BE
IN THE MID TO UPPER 40S WITH HIGHS PUSHING AROUND 50 IN
THE LOWER MINNESOTA AND CROW RIVER STYSTEM ON MONDAY.
THESE WARM HIGH TEMPERATURES WILL CONTINUE THE SNOW MELT.

ICE AND DEBRIS JAMS ARE ALSO A CONCERN AS THIS EVENT UNFOLDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU OBSERVE AN ICE OR DEBRIS JAM PLEASE REPORT THIS TO
YOUR LOCAL LAW ENFORCEMENT AND THE NATIONAL WEATHER
SERVICE IMMEDIATELY. YOU CAN EMAIL REPORTS DIRECTLY TO
THE NWS VIA MPX.SPOTTER@NOAA.GOV.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION
FOR THE LATEST INFORMATION CONCERNING THIS FLOOD EVENT.

THE FLOOD WARNING CONTINUES FOR
THE CROW RIVER AT ROCKFORD MN.
* AT 2:00 AM FRIDAY THE STAGE WAS 4.0 FEET.
* MODERATE FLOODING IS FORECAST.
* FLOOD STAGE IS 10.0 FEET.
* FORECAST...RISE ABOVE FLOOD STAGE BY EARLY TUESDAY MORNING AND
CONTINUE TO RISE TO NEAR 13.6 FEET BY THURSDAY EVENING.
* IMPACT...AT 15.0 FEET...SANITARY SEWERS SERVING HOMES CLOSEST TO
THE RIVER MAY BEGIN TO BACK UP.
* FLOOD HISTORY...THIS CREST COMPARES TO A PREVIOUS CREST OF 14.0 FEET
ON JULY 1 2002.

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