Tonight: Showers and thunderstorms likely, mainly before 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 65. Southwest wind 5 to 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday: Partly sunny, with a high near 77. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Friday Night: Partly cloudy, with a low around 60. North northwest wind around 5 mph.
Saturday: Mostly sunny, with a high near 77. North wind 5 to 10 mph.
Saturday Night: Mostly clear, with a low around 59.
Sunday: Mostly sunny, with a high near 77.
Sunday Night: Partly cloudy, with a low around 61.
Monday: Mostly sunny, with a high near 79.
Monday Night: Mostly clear, with a low around 61.
Tuesday: Sunny, with a high near 82.
Tuesday Night: Mostly clear, with a low around 63.
Wednesday: Sunny, with a high near 82.
Wednesday Night: Mostly clear, with a low around 65.
Thursday: A chance of showers. Mostly sunny, with a high near 83.
Amf Ohare IL 41.98°N 87.9°W
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Hazardous Weather Outlook...CORRECTED National Weather Service Chicago/Romeoville IL 356 PM CDT Thu Aug 10 2017
ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019- 112100- 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- 356 PM CDT Thu Aug 10 2017 /456 PM EDT Thu Aug 10 2017/
THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS... NORTHEAST ILLINOIS AND NORTHWEST INDIANA.
.DAY ONE...Tonight.
WEATHER HAZARDS EXPECTED: Elevated Thunderstorm Risk...with an associated: Limited Tornado Risk. Limited Hail Risk...up to golf ball size. Elevated Thunderstorm Wind Damage Risk...up to 60 MPH.
DISCUSSION:
Scattered thunderstorms are expected along and ahead of a cold front through this evening. Some of these storms may become severe, with the greatest severe risk mainly northwest of Interstate 55 until 8 pm. Large hail and damaging winds are expected to be the primary severe hazards. The severe risk should diminish by the mid evening.
.DAYS TWO THROUGH SEVEN...Friday through Wednesday.
Saturday... High Swim Risk.
.SPOTTER INFORMATION STATEMENT...
Spotters will likely be needed into this evening.
GENERAL STORM MOTION OF THE DAY:
East at 30 mph.
&&
$$
SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 445 NWS STORM PREDICTION CENTER NORMAN OK 245 PM CDT THU AUG 10 2017
SEVERE THUNDERSTORM WATCH 445 IS IN EFFECT UNTIL 900 PM CDT FOR THE FOLLOWING LOCATIONS
ILC007-011-015-031-037-043-063-073-085-089-093-097-099-103-111- 131-141-155-161-177-195-197-201-110200- /O.NEW.KWNS.SV.A.0445.170810T1945Z-170811T0200Z/
IL . ILLINOIS COUNTIES INCLUDED ARE
BOONE
BUREAU
CARROLL
COOK
DE KALB
DUPAGE
GRUNDY
HENRY
JO DAVIESS
KANE
KENDALL
LAKE
LA SALLE
LEE
MCHENRY
MERCER
OGLE
PUTNAM
ROCK ISLAND
STEPHENSON
WHITESIDE
WILL
WINNEBAGO
$$