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Hazardous Weather Outlook

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
425 AM CST THU DEC 8 2016

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
091030-
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
425 AM CST THU DEC 8 2016 /525 AM EST THU DEC 8 2016/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...TODAY AND TONIGHT.

WEATHER HAZARDS EXPECTED:
  ELEVATED LAKE EFFECT SNOW RISK.

DISCUSSION:

LAKE EFFECT SNOW SHOWERS ACROSS NORTHERN INDIANA MAY SHIFT INTO NORTHWEST
INDIANA LATE THIS AFTERNOON AND TONIGHT...WITH LAPORTE COUNTY FAVORED.
IF SHOWERS DEVELOP...A QUICK INCH OR SO OF SNOW COULD FALL.

WIND CHILLS THIS MORNING WILL START OUT NEAR ZERO IN A FEW LOCATIONS AND
REMAIN IN THE SINGLE DIGITS IN MANY PLACES TODAY.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

FRIDAY...
  LIMITED LAKE EFFECT SNOW RISK.
SATURDAY AND SUNDAY...
  ELEVATED SNOW RISK.
MONDAY...
  LIMITED EXCESSIVE COLD RISK.
TUESDAY...
  SIGNIFICANT EXCESSIVE COLD RISK.
  LIMITED SNOW RISK.
WEDNESDAY...
  SIGNIFICANT EXCESSIVE COLD RISK.

DISCUSSION:

ACCUMULATING SNOW IS EXPECTED FOR MANY AREAS LATE SATURDAY INTO SATURDAY NIGHT
AND THEN RETURN AGAIN LATE SUNDAY INTO SUNDAY NIGHT. TIMING FOR EACH ROUND
OF SNOW IS MEDIUM TO HIGH...BUT AMOUNTS AND DURATION ARE STILL UNCERTAIN.
AT LEAST SEVERAL INCHES ARE EXPECTED. ANOTHER CHANCE OF SNOW
EXISTS ON TUESDAY.

BITTERLY COLD AIR WILL ALSO RETURN FOR THE MIDDLE OF NEXT WEEK. WIND CHILLS
WILL LIKELY APPROACH OR DROP BELOW -20 DEGREES IN SOME LOCATIONS...WITH
HIGH TEMPERATURES ONLY IN THE LOWER TEENS ABOVE ZERO.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH TONIGHT.

&&

$$



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