Severe Thunderstorm Watch

SEVERE THUNDERSTORM WATCH 307 REMAINS IN EFFECT UNTIL 100 AM CDT
FOR THE FOLLOWING LOCATIONS

MNC001-003-009-013-015-019-021-023-025-035-037-041-043-047-049-
053-059-065-067-073-079-085-091-093-095-097-103-115-121-123-127-
129-131-139-141-143-145-147-149-151-153-161-163-165-171-173-
280600-
/O.CON.KWNS.SV.A.0307.000000T0000Z-120528T0600Z/

MN 

.    MINNESOTA COUNTIES INCLUDED ARE

AITKIN               ANOKA               BENTON              
BLUE EARTH           BROWN               CARVER              
CASS                 CHIPPEWA            CHISAGO             
CROW WING            DAKOTA              DOUGLAS             
FARIBAULT            FREEBORN            GOODHUE             
HENNEPIN             ISANTI              KANABEC             
KANDIYOHI            LAC QUI PARLE       LE SUEUR            
MCLEOD               MARTIN              MEEKER              
MILLE LACS           MORRISON            NICOLLET            
PINE                 POPE                RAMSEY              
REDWOOD              RENVILLE            RICE                
SCOTT                SHERBURNE           SIBLEY              
STEARNS              STEELE              STEVENS             
SWIFT                TODD                WASECA              
WASHINGTON           WATONWAN            WRIGHT              
YELLOW MEDICINE

Flash Flood Warning

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* FLASH FLOOD WARNING FOR...

BLUE EARTH COUNTY IN SOUTH CENTRAL MINNESOTA...

BROWN COUNTY IN SOUTH CENTRAL MINNESOTA...

EASTERN RENVILLE COUNTY IN CENTRAL MINNESOTA...

MCLEOD COUNTY IN CENTRAL MINNESOTA...

MEEKER COUNTY IN CENTRAL MINNESOTA...

NICOLLET COUNTY IN SOUTH CENTRAL MINNESOTA...

NORTHWESTERN HENNEPIN COUNTY IN EAST CENTRAL MINNESOTA...

SIBLEY COUNTY IN CENTRAL MINNESOTA...

WATONWAN COUNTY IN SOUTH CENTRAL MINNESOTA...

WRIGHT COUNTY IN CENTRAL MINNESOTA...

* UNTIL 330 AM CDT MONDAY

* AT 923 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE      
WARNED AREA. ONE TO THREE INCHES OF RAIN HAS ALREADY OCCURRED      
ACROSS PORTIONS OF THE WARNED AREA.  

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...

BUFFALO...GAYLORD...HUTCHINSON...LITCHFIELD...MANKATO...NEW ULM...

ST JAMES...ST PETER...ALBERTVILLE...AMBOY...ANNANDALE...

ARLINGTON...BISCAY...BROWNTON...BUFFALO LAKE...CEDAR MILLS...

COKATO...COMFREY...CORVUSO...COSMOS...COURTLAND...DARFUR...

DARWIN...DASSEL...DELANO...EAGLE LAKE...ENFIELD...EVAN...FAIRFAX
AND GIBBON.

SMALL CREEKS...STREAMS AND TRIBUTARIES FLOWING TO THE MINNESOTA    
RIVER WIL LIKELY RISE QUICKLY BECAUSE OF SATURATED SOILS FROM      
EARLIER HEAVY RAINS.  

ADDITIONAL RAINFALL AMOUNTS OF 1 TO 3 INCHES ARE POSSIBLE ACROSS THE 
AREA THROUGH 6 AM MONDAY MORNING. 

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.

&&

LAT...LON 4385 9486 4410 9487 4411 9509 4428 9510
4429 9487 4450 9487 4532 9461 4528 9427
4532 9419 4530 9416 4541 9406 4525 9355
4498 9379 4498 9402 4472 9402 4467 9383
4456 9391 4424 9402 4422 9380 4386 9381

Flash Flood Watch

...FLASH FLOOD WATCH IN EFFECT TONIGHT...

.A FLASH FLOOD WATCH REMAINS IN EFFECT FOR MUCH OF CENTRAL AND
SOUTHERN MINNESOTA...ALONG WITH A SMALL PORTION OF WEST CENTRAL
WISCONSIN UNTIL 7 AM MONDAY MORNING.

SOME CITIES IN THE WATCH AREA INCLUDE THE TWIN CITIES...MANKATO...

FAIRMONT... REDWOOD FALLS...WILLMAR...ST CLOUD...LITTLE FALLS...

MORA...CAMBRIDGE...AND BALSAM LAKE.

THUNDERSTORMS...WITH POTENTIAL RAINFALL RATES AS HIGH AS 2 INCHES
PER HOUR OR GREATER...ARE EXPECTED TO DEVELOP ALONG A COLD FRONT
THIS EVENING ACROSS WESTERN MINNESOTA.

AS THE FRONTAL BOUNDARY SLOWS LATER THIS EVENING...AND A SURFACE
LOW MOVES NORTHEAST ALONG IT...PERIODS OF HEAVY RAINFALL ARE
EXPECTED TO DEVELOP...ESPECIALLY ALONG AND BEHIND THIS FRONTAL
BOUNDARY. THIS IS SIMILAR TO LAST WEEKS SYSTEM THAT DROPPED
LOCALLY TWO TO FIVE INCHES ACROSS A BROAD AREA OF SOUTHWEST...TO
EAST CENTRAL MINNESOTA.

THE AREA RIVERS AND STREAMS ARE SWOLLEN DUE TO THE PAST HEAVY
RAINFALL EVENT...AND ANY ADDITIONAL HEAVY RAIN WILL RUNOFF
QUICKLY...AND CREATE FLOODING. DEPENDING ON THE LOCAL TERRAIN...

FLOOD PRONE OR URBAN AREAS...SOME OF THE FLOODING COULD DEVELOP
INTO FLASH FLOODING...WHICH IS RAPIDLY RISING WATER IN A SHORT
PERIOD OF TIME.

TOTAL RAINFALL AMOUNTS BEFORE THE SYSTEM MOVES OFF TO THE EAST ON
MONDAY...COULD RANGE FROM ONE INCH...TO LOCALLY THREE OR FOUR
INCHES...IF SOME OF THE STORMS MOVE OVER THE SAME AREAS.

MNZ043>045-049>053-057>063-065>070-073>076-082-083-091-WIZ014-
280530-
/O.CON.KMPX.FF.A.0003.120527T2200Z-120528T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MORRISON-MILLE LACS-KANABEC-STEARNS-BENTON-SHERBURNE-ISANTI-
CHISAGO-KANDIYOHI-MEEKER-WRIGHT-HENNEPIN-ANOKA-RAMSEY-WASHINGTON-
RENVILLE-MCLEOD-SIBLEY-CARVER-SCOTT-DAKOTA-REDWOOD-BROWN-NICOLLET-
LE SUEUR-WATONWAN-BLUE EARTH-MARTIN-POLK-
INCLUDING THE CITIES OF...LITTLE FALLS...PRINCETON...MORA...

ST. CLOUD...FOLEY...ELK RIVER...CAMBRIDGE...CENTER CITY...

WILLMAR...LITCHFIELD...MONTICELLO...MINNEAPOLIS...BLAINE...

ST. PAUL...STILLWATER...OLIVIA...HUTCHINSON...GAYLORD...CHASKA...

SHAKOPEE...BURNSVILLE...REDWOOD FALLS...NEW ULM...ST. PETER...

LE SUEUR...ST. JAMES...MANKATO...FAIRMONT...AMERY...BALSAM LAKE
426 PM CDT SUN MAY 27 2012

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH MONDAY MORNING...

THE FLASH FLOOD WATCH CONTINUES FOR

* PORTIONS OF MINNESOTA AND NORTHWEST WISCONSIN...INCLUDING THE 
FOLLOWING AREAS...IN MINNESOTA...ANOKA...BENTON...BLUE EARTH...

BROWN...CARVER...CHISAGO...DAKOTA...HENNEPIN...ISANTI... 
KANABEC...KANDIYOHI...LE SUEUR...MARTIN...MCLEOD...MEEKER... 
MILLE LACS...MORRISON...NICOLLET...RAMSEY...REDWOOD... 
RENVILLE...SCOTT...SHERBURNE...SIBLEY...STEARNS...WASHINGTON...

WATONWAN AND WRIGHT. IN NORTHWEST WISCONSIN...POLK. 

* THROUGH MONDAY MORNING

* WIDESPREAD RAINFALL TOTALS OF ONE TO THREE INCHES ARE LIKELY 
TONIGHT. THE HEAVY RAIN MAY FALL IN A SHORT PERIOD OF TIME. 

* FLOODING IS POSSIBLE IN LOW LYING AND POOR DRAINAGE AREAS. 
HEAVY RAINFALL IN SHORT PERIODS OF TIME FREQUENTLY CAUSE URBAN 
FLOODING AND CAN WASH OUT RURAL ROADS. ANY GROUND THAT IS 
SATURATED WILL ADD TO FLOODING POTENTIAL. IN ADDITION TO THE 
THREAT OF FLASH FLOODING...THE HEAVY RAINS COULD ALSO RESULT 
IN FLOODING ALONG AREA CREEKS AND RIVERS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.

YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.

&&

Hazardous Weather Outlook

1106 AM CDT SUN MAY 27 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL AND
SOUTHERN MINNESOTA... AND WEST CENTRAL WISCONSIN.

.DAY ONE...THIS AFTERNOON AND TONIGHT

IT WILL BE HOT AND HUMID OVER MUCH OF THE REGION THIS AFTERNOON WITH 
TEMPERATURES WARMING INTO THE UPPER 80S TO MIDDLE 90S. THE HEAT 
INDEX WILL APPROACH NEAR 100 DEGREES OVER EASTERN AND SOUTHERN 
MINNESOTA AS WELL AS WEST CENTRAL WISCONSIN. TAKE EXTRA PRECAUTIONS 
TODAY IF YOU WORK OR SPEND EXTENSIVE TIME OUTSIDE.

IN ADDITION...THUNDERSTORMS WILL DEVELOP THIS AFTERNOON ACROSS
WESTERN MINNESOTA AS A COLD FRONT PUSHES IN FROM THE DAKOTAS.

LARGE HAIL AND DAMAGING WINDS ARE POSSIBLE... AS WELL AS A FEW
TORNADOES. THE STORMS MAY PRODUCE HEAVY RAIN AND CAUSE FLASH
FLOODING TONIGHT AS THEY PASS ACROSS CENTRAL AND SOUTHERN
MINNESOTA AND FAR WESTERN WISCONSIN. FLOODING MAY ALSO DEVELOP 
ALONG THE ALREADY SWOLLEN RIVERS.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

A FEW NON SEVERE STORMS ARE POSSIBLE ACROSS EASTERN MINNESOTA AND
WEST CENTRAL WISCONSIN ON MONDAY.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON AND TONIGHT.

Special Weather Statement

1002 PM CDT SUN MAY 27 2012

AT 957 PM CDT...WEATHER SERVICE RADAR WAS TRACKING STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM WINTHROP TO 4 MILES
NORTHWEST OF VERNON CENTER TO 9 MILES EAST OF CEYLON. THESE STORMS
WERE MOVING EAST AT 35 MPH.

HAIL UP TO DIME SIZE AND WINDS UP TO 50 MPH ARE EXPECTED WITH THESE 
STORMS.  THEY MAY AFFECT MAPLETON...MANKATO...NEW ULM...ST. PETER...

AND WINNEGAO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

&&

LAT...LON 4358 9486 4361 9486 4401 9429 4445 9466
4446 9462 4465 9463 4471 9462 4472 9410
4401 9352 4358 9414
TIME...MOT...LOC 0301Z 270DEG 27KT 4454 9430 4402 9416
4349 9443

There are currently no Short Term Forecasts Mankato Automatic Weather Observing / Reporting System, .