Issued by: National Weather Service Chicago, IL
Last Update: 5:17 pm CST Dec 11, 2016
Hazardous Weather Outlook after Forecast
Winter Storm Warning after Forecast
Tonight: Snow, mainly before 11pm. Low around 22. South southwest wind 5 to 15 mph becoming west northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 3 inches possible.
Monday: Partly sunny, with a temperature falling to around 21 by 9am. West wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night: Mostly cloudy, with a steady temperature around 20. Southwest wind around 10 mph becoming west northwest after midnight. Winds could gust as high as 15 mph.
Tuesday: Mostly sunny, with a high near 16. Wind chill values as low as -4. Northwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday Night: Partly cloudy, with a low around 3. West wind around 10 mph.
Wednesday: Mostly sunny, with a high near 14.
Wednesday Night: Mostly clear, with a low around -4.
Thursday: Sunny and cold, with a high near 5.
Thursday Night: Partly cloudy, with a low around -5.
Friday: Snow likely, mainly after noon. Mostly cloudy, with a high near 21.
Friday Night: Snow likely. Cloudy, with a low around 18.
Saturday: A chance of snow. Mostly cloudy, with a high near 31. Breezy.
Saturday Night: Mostly cloudy, with a low around 8. Breezy.
Sunday: Mostly sunny, with a high near 13.
Amf Ohare IL
41.98°N 87.9°W
Visit your local NWS office at: http://www.crh.noaa.gov/lot
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
353 PM CST SUN DEC 11 2016
ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
122200-
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-
353 PM CST SUN DEC 11 2016 /453 PM EST SUN DEC 11 2016/
THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.
.DAY ONE...TONIGHT.
WEATHER HAZARDS EXPECTED:
ELEVATED SNOW RISK.
DISCUSSION:
PERIODS OF MODERATE TO BRIEFLY HEAVY SNOW WILL CONTINUE THROUGH
INTO THIS EVENING.
.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.
MONDAY...
LIMITED EXCESSIVE COLD RISK.
TUESDAY THROUGH THURSDAY...
SIGNIFICANT EXCESSIVE COLD RISK.
FRIDAY...
ELEVATED EXCESSIVE COLD RISK.
SATURDAY...
ELEVATED EXCESSIVE COLD RISK.
LIMITED NON THUNDERSTORM WIND RISK.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH TONIGHT.
&&
$$
Winter Storm Warning
URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHICAGO IL 341 PM CST SUN DEC 11 2016 ...SNOWFALL TO CONTINUE INTO THIS EVENING... ILZ005-006-011>014-019>022-INZ001-002-120600- /O.CON.KLOT.WS.W.0005.000000T0000Z-161212T0600Z/ MCHENRY-LAKE IL-DE KALB-KANE-DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY- WILL-LAKE IN-PORTER- INCLUDING THE CITIES OF...WOODSTOCK...WAUKEGAN...DEKALB... AURORA...ELGIN...WHEATON...CHICAGO...OTTAWA...OSWEGO...MORRIS... JOLIET...GARY...VALPARAISO 341 PM CST SUN DEC 11 2016 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... * TIMING...PERIODS OF SNOW WILL PERSIST THROUGH THIS EVENING. THE SNOW MAY FALL HEAVILY AT TIMES. * SNOW ACCUMULATIONS...AN ADDITIONAL 2 TO 4 INCHES OF SNOW IS EXPECTED THROUGH THIS EVENING. THIS WILL RESULT IN A STORM TOTAL OF 5 TO 10 INCHES. * VISIBILITIES...LOOK FOR REDUCED VISIBILITIES DURING THE HEAVIER SNOWFALL...LIKELY BELOW A MILE AT TIMES. * IMPACTS...PLAN ON DIFFICULT DRIVING CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$
LMZ740>745-122200-
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
353 PM CST SUN DEC 11 2016
THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE
WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE
MICHIGAN.
.DAY ONE...TONIGHT.
HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE LIKELY.
.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.
MONDAY THROUGH SATURDAY...
HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE LIKELY.
&&
$$
LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-122200-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
353 PM CST SUN DEC 11 2016
THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE
MICHIGAN.
.DAY ONE...TONIGHT.
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.
GALES ARE POSSIBLE TUESDAY NIGHT AND WEDNESDAY.
FREEZING SPRAY IS POSSIBLE WEDNESDAY AND THURSDAY.
&&
$$
KJB
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