302
FLUS43 KDVN 180929
HWODVN
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
429 AM CDT WED SEP 18 2019
IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-190930-
BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-IOWA-JOHNSON-
CEDAR-CLINTON-MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-JEFFERSON-
HENRY IA-DES MOINES-VAN BUREN-LEE-JO DAVIESS-STEPHENSON-CARROLL-
WHITESIDE-ROCK ISLAND-HENRY IL-BUREAU-PUTNAM-MERCER-HENDERSON-
WARREN-HANCOCK-MCDONOUGH-SCOTLAND-CLARK-
429 AM CDT WED SEP 18 2019
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL
ILLINOIS...NORTHWEST ILLINOIS...WEST CENTRAL ILLINOIS...EAST
CENTRAL IOWA...NORTHEAST IOWA...SOUTHEAST IOWA AND NORTHEAST
MISSOURI.
DAY ONE
TODAY AND TONIGHT
PEAK HEAT INDICES ARE FORECAST TO REACH THE LOW 90S ALONG AND
SOUTH OF A LINE FROM INDEPENDENCE, IOWA TO THE QUAD CITIES TO
GALVA, ILLINOIS. A FEW LOCATIONS COULD REACH THE MID 90S FOR
AFTERNOON HEAT INDICES IN THE COUNTIES SOUTH OF INTERSTATE 80.
THUNDERSTORMS ARE POSSIBLE TONIGHT, WITH THE PRIMARY THREAT BEING
HEAVY RAIN AND LIGHTNING.
THE PECATONICA AND ROCK RIVERS ARE EXPERIENCING FLOODING. PLEASE
SEE THE LATEST FLOOD STATEMENTS AND FLOOD WARNINGS FOR DETAILS.
DAYS TWO THROUGH SEVEN
THURSDAY THROUGH TUESDAY
THUNDERSTORMS ARE LIKELY LATE WEDNESDAY NIGHT INTO THURSDAY
MORNING IN THE NORTHWEST PORTION OF THE OUTLOOK AREA, ESPECIALLY
NORTHWEST OF A LINE FROM GALENA, ILLINOIS TO WILLIAMSBURG, IOWA.
CHANCES ARE LOWER TO THE SOUTHEAST. THE PRIMARY RISKS ARE
LIGHTNING, HEAVY RAINFALL, AND LOCALIZED FLASH FLOODING.
PEAK HEAT INDICES INTO THE LOWER 90S ARE ANTICIPATED IN THE
COUNTIES SOUTH OF INTERSTATE 80 ON THURSDAY AND FRIDAY.
ANOTHER ROUND OF SHOWERS AND THUNDERSTORMS IS POSSIBLE SATURDAY
AND SUNDAY. THE MOST LIKELY PERIOD FOR HEAVY RAIN IS FROM
SATURDAY EVENING INTO SUNDAY NIGHT. IT IS TOO EARLY TO DETERMINE
THE RISK FOR SEVERE WEATHER.
SPOTTER INFORMATION STATEMENT
SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY OR TONIGHT.
BROOKS/UTTECH
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