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Posted: Thursday, March 11, 2010 3:48 pm
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The National Weather Service on Thursday issued a flood warning for areas along the Minnesota River from the South Dakota border to the Twin Cities.
Rain this week is expected to continue through Friday night. That combined with snow melt as temperatures are predicted to rise into the high 40s by Sunday and into Tuesday are raising flood concerns. Temperatures are not projected to drop below freezing during the nights.
Ice and debris jams could also develop, the weather service states.
Here is the flood warning issued by the weather service at 1:08 p.m. Thursday.
FLOOD WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
108 PM CST THU MAR 11 2010
...THE NATIONAL WEATHER SERVICE IN CHANHASSEN HAS ISSUED A FLOOD
WARNING 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 MN AFFECTING HENNEPIN AND WRIGHT COUNTIES
SOUTH FORK CROW RIVER AT DELANO MN AFFECTING WRIGHT COUNTY
SOUTH FORK CROW RIVER BELOW MAYER AFFECTING CARVER COUNTY
.A SLOW MOVING LOW PRESSURE SYSTEM WILL CONTINUE TO IMPACT
CENTRAL AND SOUTHERN MINNESOTA TONIGHT THROUGH FRIDAY NIGHT.
THE RAINFALL OCCURRING ACROSS THE UPPER MINNESOTA VALLEY
THIS AFTERNOON IS EXPECTED TO PUSH TO THE NORTH AND WEST AND
EXIT THE AREA BY THIS EVENING. AN ADDITIONAL QUARTER TO
The National Weather Service on Thursday issued a flood warning for areas along the Minnesota River from the South Dakota border to the Twin Cities.
UPWARDS OF A HALF OF AN INCH OF RAIN IS EXPECTED ACROSS THE
UPPER MINNESOTA VALLEY AND IN THE CROW SYSTEM THIS AFTERNOON AND
INTO TONIGHT.
ANOTHER BAND OF RAIN IS EXPECTED TO DEVELOP ACROSS THE REGION
ON FRIDAY AND WILL CONTINUE INTO FRIDAY NIGHT. ADDITIONAL
RAINFALL AMOUNTS WITH THIS SECOND BAND WILL AVERAGE BETWEEN
0.3 TO ROUGHLY 0.5 INCHES. DUE TO UNCERTAINTY IN THE
LOCATION AND TIMING OF THE RAINFALL EXPECTED ON
FRIDAY...THIS FORECAST PRECIPITATION IS NOT INCLUDED IN THE
RIVER FORECASTS. 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 IS OUR CONTINUED ABOVE
NORMAL TEMPERATURES. HIGHS FRIDAY 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 SYSTEM ON MONDAY. THESE WARM HIGH TEMPERATURES WILL
CONTINUE THE SNOW MELT. OVERNIGHT LOWS WILL REMAIN ABOVE
FREEZING SO NO REFREEZING IN THE NIGHT TIME HOURS.
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.
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