HYDROLOGIC OUTLOOK Issue Date: 340 PM CST THU DEC 24 2009 Expiration: 600 AM CST FRI DEC 25 2009 ...HEAVY RAINFALL COULD CAUSE MINOR FLOODING ACROSS SOUTHERN
WISCONSIN TONIGHT INTO FRIDAY...
A SURGE OF MODERATE TO HEAVY RAINFALL IS EXPECTED TONIGHT.
FORECAST RAINFALL TOTALS RANGE FROM BETWEEN 1 AND 1.5 INCHES
ACROSS SOUTH CENTRAL AND SOUTHEAST WISCONSIN.
SNOW PACK OVER THE AREA IS HOLDING AN ADDITIONAL 1 TO 2 INCHES OF
WATER THAT WILL BE PARTIALLY RELEASED WITH THE RAINFALL AND
MELTING FROM TEMPERATURES RISING INTO THE MID TO UPPER 30S.
ANY STREETS OR ROADWAYS WITH POOR DRAINAGE DUE TO SNOW OR
DEBRIS-CLOGGED STORM DRAINS WILL FILL WITH WATER.
THE FLOODING THREAT WILL GRADUALLY END FRIDAY AFTERNOON AND NIGHT
AS TEMPERATURES PLUNGE BACK BELOW FREEZING AND RAIN CHANGES TO
LIGHT SNOW. RESIDUAL SLUSH AND WATER SHOULD FREEZE INTO SHEETS OF
ICE FRIDAY NIGHT.
PERSONS LIVING NEAR FAST-RESPONDING RIVERS AND STREAMS...OR IN LOW-
LYING DRAINAGE AREAS SHOULD MONITOR THE LATEST FORECASTS FOR
UPDATED INFORMATION ON THIS FLOODING THREAT. MOTORISTS SHOULD BE
PREPARED FOR FLOODED INTERSECTIONS AND OVERPASSES.
$$
CRAVEN HAZARDOUS WEATHER OUTLOOK Issue Date: 358 PM CST THU DEC 24 2009 Expiration: 415 AM CST FRI DEC 25 2009 Expires:200912251015;;
FLUS43 KMKX 242139 AAB
HWOMKX
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
339 PM CST THU DEC 24 2009
WIZ046-047-051-052-056>060-062>072-251015-
MARQUETTE-GREEN LAKE-FOND DU LAC-SHEBOYGAN-SAUK-COLUMBIA-DODGE-
WASHINGTON-OZAUKEE-IOWA-DANE-JEFFERSON-WAUKESHA-MILWAUKEE-
LAFAYETTE-GREEN-ROCK-WALWORTH-RACINE-KENOSHA-
339 PM CST THU DEC 24 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EAST CENTRAL
WISCONSIN...SOUTH CENTRAL WISCONSIN AND SOUTHEAST WISCONSIN.
.DAY ONE...TONIGHT
ANOTHER SURGE OF WARMER...MOIST AIR AHEAD OF STRENGTHENING LOW
PRESSURE IN ARKANSAS AND MISSOURI WILL RESULT IN WIDESPREAD RAIN
ACROSS SOUTHERN WISCONSIN TONIGHT.
THE RAIN MAY BE HEAVY AT TIMES IN SOUTHEAST WISCONSIN. RAPID
RAINFALL OF AN INCH...TO ONE AND ONE HALF INCHES...ARE EXPECTED TO
FALL ON TOP OF THE CURRENT SNOW PACK AND FROZEN GROUND. THIS WILL
LIKELY RESULT IN MINOR FLOODING OF AREA CREEKS...RIVERS...AND
STREAMS. RUNOFF WOULD ALSO CAUSE PONDING OF WATER ON AREA ROADWAYS.
IT WILL BE A GOOD IDEA TO MAKE SURE THE CLOSEST SEWER DRAIN TO YOUR
RESIDENCE IS UNCLOGGED BY SNOW AND DEBRIS.
.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY
THE PERIODS OF RAIN WILL CHANGE BACK TO OCCASIONAL SNOW ON FRIDAY
AND EARLY FRIDAY EVENING...AS COLDER AIR WRAPS AROUND THE WEAKENING
AREA OF LOW PRESSURE OVER EASTERN IOWA. PERIODS OF LIGHT SNOW WILL
THEN CONTINUE INTO SATURDAY NIGHT...WITH LIGHT SNOW ACCUMULATIONS AS
THE LOW PRESSURE AREA MEANDERS TO THE EAST.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL NOT BE NEEDED.
$$ SPECIAL WEATHER STATEMENT Issue Date: 351 PM CST THU DEC 24 2009 Expiration: 1200 AM CST FRI DEC 25 2009 ...PATCHY FREEZING RAIN POSSIBLE UNTIL THIS EVENING...
...THAW OVER NEXT 24 HOURS BEFORE COLD AIR RETURNS...
RAIN SHOULD CONTINUE...HEAVY AT TIMES THROUGH TONIGHT WITH 1 TO
1.5 INCHES OF RAIN EXPECTED. TEMPERATURES REMAIN IN THE LOWER 30S
BUT ARE EXPECTED TO RISE A FEW DEGREES INTO THE 35 TO 40 DEGREE
RANGE BY CHRISTMAS MORNING.
A FEW COLDER LOCATIONS AWAY FROM LAKE MICHIGAN REMAIN NEAR
FREEZING SO PATCHY FREEZING RAIN REMAINS POSSIBLE. MOST TREATED
ROADS AND SURFACES SHOULD REMAIN WET OVERNIGHT.
THE RAIN WILL MELT SOME OF THE SNOWPACK AND RESULT IN LOCALIZED
FLOODING PROBLEMS TONIGHT INTO CHRISTMAS DAY. AS TEMPERATURES FALL
BACK INTO THE 20S FRIDAY NIGHT...RESIDUAL SLUSH AND STANDING WATER
WILL REFREEZE INTO SOLID SHEETS OF ICE. THUS...SNOW REMOVAL
EFFORTS SHOULD BE COMPLETED BY CHRISTMAS AFTERNOON BEFORE
TEMPERATURES DROP BELOW FREEZING AGAIN.
LIGHT SNOW IS EXPECTED FRIDAY NIGHT INTO SATURDAY...WITH
ACCUMULATIONS OF JUST AN INCH OR SO. HOWEVER...TRAVEL COULD BECOME
HAZARDOUS ON UNTREATED SURFACES AS WET SURFACES TURN ICY AND SNOW
STARTS TO ACCUMULATE ON TOP OF IT.
$$
CRAVEN
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