Hazardous Weather Outlook for Summerhill, Illinois
Hazardous Weather Outlook...UPDATED
National Weather Service Chicago/Romeoville IL
1255 PM CDT Tue May 7 2024
ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-
010-011-019-081800-
Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-De Kalb-Kane-DuPage-
La Salle-Kendall-Grundy-Kankakee-Livingston-Iroquois-Ford-
Northern Cook-Central Cook-Southern Cook-Northern Will-
Southern Will-Eastern Will-Lake IN-Porter-Newton-Jasper-Benton-
1255 PM CDT Tue May 7 2024 /155 PM EDT Tue May 7 2024/
This Hazardous Weather Outlook is for portions of north central
Illinois...northeast Illinois and northwest Indiana.
.DAY ONE...This Afternoon and Tonight.
Weather hazards expected...
Elevated Thunderstorm Risk...with an associated:
Elevated Tornado Risk, mainly across northwest Indiana.
Elevated Hail Risk...up to 2.5 inches in diameter.
Limited Damaging Wind Risk...up to 60 mph.
Limited Flooding Risk.
DISCUSSION...
Scattered to numerous thunderstorms ahead of a cold front will
present a threat for severe weather through about 5 PM CDT. The
primary severe weather hazard appears to be damaging to locally
destructive hail. There is also a threat for tornadoes,
particularly near and east of I-57 in eastern Illinois across
northwest Indiana. Localized straight line wind damage may also
pose some threat from severe storms. Finally, downpours in
thunderstorms may cause ponding on some roads.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday.
Wednesday...
Limited Severe Thunderstorm Risk, mainly south of I-80.
Limited Flooding Risk, mainly south of I-80.
Thursday through Saturday...
Limited Thunderstorm Risk.
Monday...
Limited Thunderstorm Risk.
.SPOTTER INFORMATION STATEMENT...
Spotter reports will likely be needed this afternoon.
GENERAL STORM MOTION OF THE DAY:
Moving toward the northeast at 50 mph.
Flood Advisory for Summerhill, Illinois
Flood Advisory
National Weather Service Chicago IL
353 PM CDT Tue May 7 2024
ILC031-INC089-072230-
/O.CON.KLOT.FA.Y.0013.000000T0000Z-240507T2230Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Cook IL-Lake IN IN-
353 PM CDT Tue May 7 2024
...FLOOD ADVISORY REMAINS IN EFFECT UNTIL 530 PM CDT THIS
AFTERNOON...
* WHAT...Flooding caused by excessive rainfall continues.
* WHERE...Cook County, Illinois, and northern Lake County, Indiana.
* WHEN...Until 530 PM CDT.
* IMPACTS...Flooding may occur in poor drainage and urban areas.
Underpasses may be flooded. Roads and streets may be flooded.
* ADDITIONAL DETAILS...
- At 351 PM CDT, Doppler radar and automated rain gauges
indicate an additional thunderstorm with heavy rain rates up
to 0.5 inches in 15 minutes moving into the advisory area.
- Up to 0.5 inches of additional rainfall may occur in some
areas of southern Cook County. Localized, minor flooding may
occur from this additional rainfall.
- Some locations that will experience flooding include...
Chicago, Cicero, Hammond, Gary, Orland Park, Tinley Park, Oak
Lawn, Berwyn, Calumet City, Portage, Roseland, Chicago Lawn,
Englewood, South Shore, Midway Airport, Bridgeport, South
Lawndale, Chicago Loop, East Chicago and Burbank.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Flood Advisory means minor flooding along waterways and other poor
drainage areas is imminent or may already be occurring. Persons in
the advisory area should use caution and avoid flood waters.
LAT...LON 4156 8791 4182 8792 4189 8758 4188 8759
4188 8760 4183 8759 4177 8755 4175 8752
4172 8751 4170 8749 4169 8746 4169 8744
4167 8739 4166 8739 4166 8740 4165 8737
4164 8722 4161 8722 4155 8752
Tornado Watch for Summerhill, Illinois
WATCH COUNTY NOTIFICATION FOR WATCH 195
NATIONAL WEATHER SERVICE CHICAGO IL
341 PM CDT TUE MAY 7 2024
ILC031-043-053-075-091-097-197-INC007-073-089-111-127-080100-
/O.CON.KLOT.TO.A.0195.000000T0000Z-240508T0100Z/
TORNADO WATCH 195 REMAINS VALID UNTIL 8 PM CDT /9 PM EDT/ THIS
EVENING FOR THE FOLLOWING AREAS
IN ILLINOIS THIS WATCH INCLUDES 7 COUNTIES
IN EAST CENTRAL ILLINOIS
FORD IROQUOIS
IN NORTHEAST ILLINOIS
COOK DUPAGE KANKAKEE
LAKE IL WILL
IN INDIANA THIS WATCH INCLUDES 5 COUNTIES
IN NORTHWEST INDIANA
BENTON JASPER LAKE IN
NEWTON PORTER
THIS INCLUDES THE CITIES OF BOLINGBROOK, BOURBONNAIS,
BUFFALO GROVE, CAROL STREAM, CHESTERTON, CHICAGO, DEMOTTE,
DOWNERS GROVE, EVANSTON, FOWLER, GARY, GIBSON CITY, GILMAN,
GURNEE, HAMMOND, JOLIET, KANKAKEE, KENTLAND, LEMONT, LOMBARD,
MERRILLVILLE, MOROCCO, MUNDELEIN, NAPERVILLE, OAK LAWN,
ORLAND PARK, OXFORD, PARK FOREST, PAXTON, PORTAGE, RENSSELAER,
ROSELAWN, SCHAUMBURG, VALPARAISO, WATSEKA, WAUKEGAN, WHEATON,
AND WILMINGTON.