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SEVERE THUNDERSTORM WARNING
ILC031-089-097-111-082100-
/O.NEW.KLOT.SV.W.0040.150608T2016Z-150608T2100Z/
BULLETIN – IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
316 PM CDT MON JUN 8 2015
THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR…
SOUTHEASTERN MCHENRY COUNTY IN NORTHEASTERN ILLINOIS…
NORTHERN COOK COUNTY IN NORTHEASTERN ILLINOIS…
NORTHEASTERN KANE COUNTY IN NORTHEASTERN ILLINOIS…
LAKE COUNTY IN NORTHEASTERN ILLINOIS…
* UNTIL 400 PM CDT
* AT 316 PM CDT…SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM BEACH PARK TO GILBERTS…MOVING SOUTHEAST AT 25 MPH.
HAZARD…HALF DOLLAR SIZE HAIL.
SOURCE…RADAR INDICATED.
IMPACT…DAMAGE TO VEHICLES IS EXPECTED.
* LOCATIONS IMPACTED INCLUDE…
CHICAGO…ELGIN…WAUKEGAN…ARLINGTON HEIGHTS…EVANSTON…
SCHAUMBURG…PALATINE…SKOKIE…DES PLAINES…MOUNT PROSPECT…
HOFFMAN ESTATES…GLENVIEW…BUFFALO GROVE…CARPENTERSVILLE…
WHEELING…PARK RIDGE…NORTHBROOK…NORTH CHICAGO…GURNEE AND
MUNDELEIN.
THIS INCLUDES…
OAKTON COMMUNITY COLLEGE…SCHAUMBURG BOOMERS BASEBALL…COLLEGE OF
LAKE COUNTY…GREAT LAKES NAVAL TRAINING CENTER…HARPER COLLEGE…
LAKE COUNTY FIELDERS BASEBALL…LAKE COUNTY IL FAIRGROUNDS…LAKE
FOREST COLLEGE…NORTHWESTERN UNIVERSITY…RAVINIA MUSIC FESTIVAL…
AND SIX FLAGS GREAT AMERICA.
PRECAUTIONARY/PREPAREDNESS ACTIONS…
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
TORRENTIAL RAINFALL IS OCCURRING WITH THESE STORMS…AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.
&&
LAT…LON 4238 8781 4233 8783 4231 8782 4230 8783
4223 8781 4211 8773 4208 8768 4200 8766
4199 8826 4214 8854 4247 8788
TIME…MOT…LOC 2016Z 337DEG 23KT 4241 8787 4212 8835
HAIL…1.25IN
WIND…<50MPH
$$
LENNING
Hazardous Weather Outlook
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1052 AM CDT MON JUN 8 2015
ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
091600-
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
1052 AM CDT MON JUN 8 2015
THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS…
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.
.DAY ONE…THIS AFTERNOON AND TONIGHT.
WEATHER HAZARDS EXPECTED:
THUNDERSTORMS…THE STRONGEST MAY PRODUCE:
HAIL UP TO THE SIZE OF QUARTERS.
WIND GUSTS TO 60 MPH.
AREAS AFFECTED AND TIMING:
SCATTERED THUNDERSTORMS WILL DEVELOP OVER SOUTHERN WISCONSIN
AROUND MIDDAY…THEN SHIFT SOUTHWARD OVER NORTHERN ILLINOIS
AND NORTHWESTERN INDIANA THROUGH THE AFTERNOON. THESE
THUNDERSTORMS WILL DIMINISH BY EARLY THIS EVENING.
DISCUSSION:
AS SURFACE TEMPERATURES WARM INTO THE LOWER TO MID 80S THIS
AFTERNOON…UNSEASONABLY COLD AIR ALOFT ASSOCIATED WITH AN
APPROACHING UPPER LEVEL DISTURBANCE WILL SHIFT OVER THE
AREA. THIS WILL ALLOW FOR AMPLE INSTABILITY TO SUPPORT
THUNDERSTORM DEVELOPMENT. ALTHOUGH WIDESPREAD SEVERE STORMS
ARE NOT LIKELY WITH THIS ACTIVITY…SOME OF THE STRONGER
STORMS COULD BECOME MARGINALLY SEVERE…WITH QUARTER SIZE
HAIL…AND WIND GUSTS TO 60 MPH. THESE STORMS WILL DIMINISH
ACROSS THE AREA BY EARLY THIS EVENING.
PORTIONS OF THE IROQUOIS AND KANKAKEE RIVERS WILL REMAIN IN
FLOOD.
.DAYS TWO THROUGH SEVEN…TUESDAY THROUGH SUNDAY.
PORTIONS OF THE IROQUOIS AND KANKAKEE RIVERS WILL REMAIN AT
BANKFULL STAGE OR IN FLOOD THROUGH MID TO LATE WEEK.
PERIODIC THUNDERSTORMS ARE POSSIBLE TUESDAY NIGHT THROUGH
FRIDAY…AND AGAIN ON SUNDAY.
.SPOTTER INFORMATION STATEMENT…
SPOTTER ACTIVATION MAY BE NECESSARY THROUGH THIS AFTERNOON.
&&
$$