Significant snowfall early this weekend

Snowfall forecast infographic from NWS northern Indiana office

The northern Indiana office of the National Weather Service issued the above infographic at 4:45 a.m. today, to update expected accumulation from the coming snow event. At about the same time, the office issued the updated winter weather advisory below.

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTHERN INDIANA
409 AM EST FRI DEC 13 2013

.SIGNIFICANT SNOW ACCUMULATIONS ARE EXPECTED OVER THE AREA FRIDAY
NIGHT AND SATURDAY AS A LOW PRESSURE SYSTEM MOVES FROM THE
SOUTHERN PLAINS THROUGH THE OHIO VALLEY. SNOW IS EXPECTED TO
OVERSPREAD THE AREA FROM SOUTHWEST TO NORTHEAST FRIDAY NIGHT...
AND THEN END FROM WEST TO EAST DURING THE AFTERNOON HOURS OF
SATURDAY. ACCUMULATIONS FRIDAY NIGHT AND SATURDAY ARE EXPECTED TO
RANGE FROM 3 TO 5 INCHES OVER NORTHWEST PORTIONS OF OUR AREA...
TO 5 TO 8 INCHES SOUTHEAST. SOME POST-STORM LAKE EFFECT SNOW IS
POSSIBLE OVER NORTHWEST PORTIONS OF THE AREA ON SATURDAY NIGHT AND
SUNDAY AS WINDS SHIFT TO NORTHWEST AND COLDER AIR OVERSPREADS THE
AREA.

INZ007>009-012>018-020-022>027-032>034-MIZ081-OHZ001-002-004-005-
015-016-024-025-131715-
/O.CON.KIWX.WW.Y.0012.131214T0000Z-131215T0000Z/
STEUBEN-NOBLE-DE KALB-STARKE-PULASKI-MARSHALL-FULTON IN-KOSCIUSKO-
WHITLEY-ALLEN IN-WHITE-CASS IN-MIAMI-WABASH-HUNTINGTON-WELLS-
ADAMS-GRANT-BLACKFORD-JAY-HILLSDALE-WILLIAMS-FULTON OH-DEFIANCE-
HENRY-PAULDING-PUTNAM-VAN WERT-ALLEN OH-
INCLUDING THE CITIES OF...ANGOLA...FREMONT...KENDALLVILLE...
LIGONIER...ALBION...AUBURN...GARRETT...KNOX...NORTH JUDSON...
BASS LAKE...WINAMAC...FRANCESVILLE...MEDARYVILLE...PLYMOUTH...
BREMEN...CULVER...ROCHESTER...AKRON...WARSAW...WINONA LAKE...
SYRACUSE...MENTONE...COLUMBIA CITY...TRI-LAKES...SOUTH WHITLEY...
FORT WAYNE...NEW HAVEN...MONTICELLO...BROOKSTON...MONON...
LOGANSPORT...ROYAL CENTER...PERU...GRISSOM AFB...MEXICO...
WABASH...NORTH MANCHESTER...HUNTINGTON...ROANOKE...BLUFFTON...
OSSIAN...DECATUR...BERNE...MARION...GAS CITY...UPLAND...
HARTFORD CITY...MONTPELIER...PORTLAND...DUNKIRK...HILLSDALE...
LITCHFIELD...JONESVILLE...BRYAN...WAUSEON...ARCHBOLD...FAYETTE...
SWANTON...DEFIANCE...SHERWOOD...HICKSVILLE...NAPOLEON...DESHLER...
LIBERTY CENTER...PAULDING...ANTWERP...MELROSE...OTTAWA...
PANDORA...KALIDA...FORT JENNINGS...VAN WERT...DELPHOS...
OHIO CITY...LIMA...SPENCERVILLE
409 AM EST FRI DEC 13 2013 /309 AM CST FRI DEC 13 2013/

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 7 PM EST /6 PM
CST/ THIS EVENING TO 7 PM EST /6 PM CST/ SATURDAY...

HAZARDOUS WEATHER...

* SNOW IS EXPECTED TO OVERSPREAD THE AREA FROM WEST TO EAST
FRIDAY NIGHT. TOTAL ACCUMULATIONS ARE EXPECTED TO BE 5 TO 8
INCHES BY EARLY SATURDAY EVENING WITH LOCALLY HIGHER AMOUNTS
POSSIBLE. AT THIS TIME...THE HIGHEST AMOUNTS ARE EXPECTED
ALONG AND SOUTH OF ROUTE 24.

IMPACTS...

* ROADS WILL BECOME SNOW COVERED... SLICK AND HAZARDOUS FRIDAY
NIGHT... CONTINUING INTO SATURDAY... MAKING TRAVEL ACROSS THE
AREA DIFFICULT.

* USE CAUTION WHEN SHOVELING SNOW AS THIS CAN BE A VERY
STRENUOUS ACTIVITY.

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.