HAZARDOUS WEATHER OUTLOOK
Issue Date: 0432 AM CST SUN DEC 20 2009
Expiration: 600 AM CST MON DEC 21 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST SOUTH DAKOTA...
SOUTHWEST MINNESOTA...NORTHWEST IOWA...AND NORTHEAST NEBRASKA.
.DAY ONE...TODAY AND TONIGHT
WINTER WEATHER...
SNOW MAY ACCUMULATE UP TO AN INCH EARLY THIS MORNING NORTHEAST OF
A BROOKINGS SOUTH DAKOTA TO SPENCER IOWA LINE. THIS INCLUDES MOST
OF SOUTHWEST MINNESOTA. VISIBILITIES MAY LOWER LOCALLY TO BELOW A
MILE IN SNOW...BUT THE SNOW IS EXPECTED TO MOVE QUICKLY EAST OF
THE AREA DURING THIS MORNING...LIMITING ANY ACCUMULATIONS.
.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY
A BAND OF SNOW IS EXPECTED TO MOVE SOUTHEAST ACROSS THE AREA
MONDAY AFTERNOON AND EVENING...WITH ACCUMULATIONS AROUND AN INCH.
THE BEST CHANCE OF ACCUMULATIONS APPEARS TO BE NEAR INTERSTATE 90
IN SOUTH DAKOTA...THEN SOUTHEAST TO STORM LAKE IOWA...BUT THE
EXACT PATH IS UNCERTAIN AT THIS TIME.
A POTENTIAL WINTER STORM IS EXPECTED TO AFFECT THE AREA WEDNESDAY
INTO THURSDAY. AT THIS TIME THE BEST CHANCE OF HEAVY SNOW APPEARS
TO BE IN NORTHWEST IOWA...WEST AND NORTH TO YANKTON AND SIOUX
FALLS...AND TO INTERSTATE 90 IN SOUTHWEST MINNESOTA. FUTURE
FORECASTS COULD SEE THIS THREAT AREA EXPAND OR DECREASE. ANYONE
PLANNING PRE CHRISTMAS TRAVEL ANYWHERE IN THE AREA SHOULD STAY
INFORMED AND BE READY TO ALTER THEIR PLANS.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT.
&&
FOR MORE INFORMATION PLEASE VISIT OUR WEBSITE AT
WWW.WEATHER.GOV/SIOUXFALLS. THIS INCLUDES THE GRAPHICAL HAZARDOUS
WEATHER OUTLOOK.
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