Updated Winter Weather Advisory from the National Weather Service:
URGENT – WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTHERN INDIANA
417 AM EST TUE JAN 11 2011
…WINTER WEATHER TO IMPACT THE AREA TODAY AND TONIGHT…
…HEAVY LAKE EFFECT SNOW POSSIBLE TONIGHT THROUGH WEDNESDAY NIGHT…
.A DEVELOPING LOW PRESSURE AREA IN THE OHIO VALLEY WILL MOVE NORTHEAST AND INTENSIFY TODAY AND TONIGHT. A BROAD AREA OF LIGHT TO MODERATE SNOW WILL OVERSPREAD MUCH OF THE AREA EARLY TODAY AND CONTINUE INTO THIS EVENING BEFORE GIVING WAY TO INTENSE LAKE EFFECT SNOW SHOWERS OVER NORTHWEST INDIANA AND EXTREME SOUTHWEST MICHIGAN TONIGHT AND WEDNESDAY.
WIDESPREAD SNOWFALL ACCUMULATIONS OF GENERALLY 2 TO 4 INCHES IS EXPECTED NORTHWEST OF A KNOX TO STURGIS LINE AND 3 TO 6 INCHES SOUTHEAST. ADDITIONAL HEAVY LAKE EFFECT SNOW ACCUMULATIONS IN EXCESS OF 8 INCHES ARE POSSIBLE BEGINNING TONIGHT AND CONTINUING THROUGH WEDNESDAY NIGHT. LOCALIZED AREAS MAY RECEIVE LAKE EFFECT SNOW ACCUMULATIONS IN EXCESS OF A FOOT BY LATE WEDNESDAY NIGHT.
[…] …WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 10 PM EST THIS EVENING…
THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 10 PM EST THIS EVENING.
* TIMING…MODERATE SNOW IS EXPECTED TO DEVELOP EARLY TODAY AND PERSIST INTO THIS EVENING.
* MAIN IMPACT…SNOW ACCUMULATIONS OF 3 TO 6 INCHES ARE EXPECTED WITH THE HEAVIEST AMOUNTS ACROSS SOUTHERN COUNTIES.
* OTHER IMPACTS…MOTORISTS WILL LIKELY ENCOUNTER RAPIDLY CHANGING CONDITIONS…WITH SOME ROADS BEING SNOW COVERED AND SLIPPERY.
PRECAUTIONARY/PREPAREDNESS ACTIONS…
A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES…AND USE CAUTION WHILE DRIVING.