Wednesday, July 20, 2016

Hazardous Weather Outlook for Mchenry Co., IL

FLUS43 KLOT 201917
HWOLOT

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
217 PM CDT WED JUL 20 2016


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-
217 PM CDT WED JUL 20 2016 /317 PM EDT WED JUL 20 2016/

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

.DAY ONE...TONIGHT.

WEATHER HAZARDS EXPECTED:
LIMITED THUNDERSTORM RISK...WITH AN ASSOCIATED:
LIMITED HAIL RISK...UP TO NICKEL SIZE.
LIMITED THUNDERSTORM WIND DAMAGE RISK...UP TO 50 MPH.
LIMITED EXCESSIVE HEAT RISK.

DISCUSSION:

ISOLATED THUNDERSTORMS...A FEW POSSIBLY STRONG...ARE POSSIBLE
THIS AFTERNOON ALONG AND WEST OF I-39.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

THURSDAY AND FRIDAY...
LIMITED THUNDERSTORM RISK.
SIGNIFICANT EXCESSIVE HEAT RISK.
SATURDAY...
LIMITED THUNDERSTORM RISK.
ELEVATED EXCESSIVE HEAT RISK.
SUNDAY...
LIMITED THUNDERSTORM RISK.

DISCUSSION:

DANGEROUS HEAT WILL ARRIVE THURSDAY AND FRIDAY WITH SOME
IMPROVEMENT POSSIBLE SATURDAY. MAXIMUM HEAT INDEX VALUES COULD
PEAK NEAR 110 DEGREES ON THURSDAY AND FRIDAY...AND 100 TO 110 ON
SATURDAY.

AREAS NORTH AND CLOSE TO THE LAKE COULD HAVE SOME RELIEF ON
FRIDAY DUE TO POTENTIAL THUNDERSTORMS THURSDAY NIGHT INTO
FRIDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NECESSARY TODAY.

GENERAL STORM MOTION OF THE DAY:

MOVING SOUTHEAST AT 20 MPH.

&&

http://goo.gl/tgDre9
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