Monday, June 20, 2011

HYDROLOGIC OUTLOOK FROM THE NATIONAL WEATHER SERVICE IN LACROSSE


MORE HEAVY RAINS POSSIBLE TONIGHT THROUGH TUESDAY NIGHT...

THUNDERSTORMS PRODUCED LOCALLY HEAVY RAINS OF 2 TO 5 INCHES OVER
PORTIONS OF THE AREA SATURDAY NIGHT. THE PORTION OF THE AREA COVERED
BY THESE HEAVY RAINS WAS RELATIVELY SMALL BUT THEY DID IMPACT RIVER
LEVELS WHERE THEY FELL. THE GREATER PART OF THE AREA RECEIVED LESS
THAN AN INCH OF RAIN SATURDAY NIGHT AND SOME AREAS REMAINED DRY.
THUS SOILS ACROSS THE AREA VARY FROM QUITE WET TO RATHER DRY.

THUNDERSTORMS ARE LIKELY TONIGHT THROUGH TUESDAY NIGHT FOR MUCH OF
THE AREA. ANY STORMS DURING THIS PERIOD WILL BE CAPABLE OF PRODUCING
HEAVY RAIN. IF HEAVY RAIN PRODUCING THUNDERSTORMS ARE SLOW MOVING AND
TRACK OVER LOCATIONS THAT RECEIVED HEAVY RAIN SATURDAY NIGHT...EXCESS
RUNOFF IS QUITE LIKELY ALONG WITH RISING WATER LEVELS IN CREEKS AND
STREAMS. THE DRIER AREAS WILL TAKE ONE OR TWO ROUNDS OF THUNDERSTORMS
BEFORE EXCESSIVE RUNOFF WOULD BEGIN TO OCCUR.

A FEW ROUNDS OF THUNDERSTORMS ARE POSSIBLE FROM TONIGHT THROUGH
TUESDAY NIGHT. IT IS UNCLEAR IF THE STORMS WILL REPEATEDLY TRACK
OVER THE SAME AREA OR SHIFT LOCATION THROUGH THE PERIOD. IF IT
BEGINS TO APPEAR THAN REPEATED ROUNDS OF HEAVY RAIN ARE LIKELY FOR
CERTAIN PORTIONS OF THE AREA...OR THAT HEAVY RAINS WILL BE MORE
WIDESPREAD...A FLOOD OR FLASH FLOOD WATCH MAY BE NEEDED FOR PARTS OR
ALL OF THE AREA LATER TONIGHT INTO TUESDAY NIGHT.

STAY TUNED TO LATER STATEMENTS AND FORECASTS CONCERNING THE
THUNDERSTORM...HEAVY RAIN AND FLOODING POTENTIAL FOR TONIGHT THROUGH
TUESDAY NIGHT

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