Hazardous Weather Outlook
Issued by NWS Quad Cities, IA IL

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FLUS43 KDVN 191008
HWODVN

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
508 AM CDT TUE AUG 19 2014

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-201015-
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-
508 AM CDT TUE AUG 19 2014

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

ISOLATED THUNDERSTORMS ARE POSSIBLE ALONG AND SOUTH OF HIGHWAY 34.
ANY STORMS WILL NOT REACH SEVERE LEVELS.

TONIGHT...PATCHY TO AREAS OF FOG ARE EXPECTED TO DEVELOP AFTER MIDNIGHT WITH
LOCALLY DENSE FOG POSSIBLE.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

THUNDERSTORMS ARE LIKELY ACROSS MUCH OF THE OUTLOOK AREA WEDNESDAY
NIGHT INTO THURSDAY MORNING ESPECIALLY ALONG AND NORTH OF A LINE
FROM SIGOURNEY IOWA...TO MONMOUTH IN WEST CENTRAL ILLINOIS. ALTHOUGH
THERE MAY BE A FEW STRONG STORMS CAPABLE OF PRODUCING HAIL...A LARGER
RISK WILL BE FOR LOCALLY HEAVY RAINFALL. THE STORMS WILL LIFT NORTH
OF INTERSTATE 80 DURING THURSDAY MORNING.

THURSDAY NIGHT THROUGH SUNDAY...THERE WILL BE A CONTINUED RISK OF
THUNDERSTORMS THROUGH THE PERIOD. AT THIS TIME...IT APPEARS
CONDITIONS MAY BE FAVORABLE FOR ISOLATED STRONG TO SEVERE STORMS WITH
A GREATER RISK OF AREAS OF HEAVY RAINFALL. THERE IS STILL MUCH
UNCERTAINTY ON HOW FAR NORTH OR SOUTH THAT THE MAIN STORM TRACK WILL
LAY OUT...BUT CURRENT INDICATIONS SUGGEST IT WILL BE NORTH OF
INTERSTATE 80. AREAS TO THE SOUTH OF THE STORMS AND CLOUDS MAY HEAT
UP INTO THE 90S WITH INCREASING HUMIDITY. THIS WOULD ALLOW FOR HEAT
INDICES TO APPROACH OR EXCEED 100 DEGREES IN SOME LOCATIONS DURING
THE AFTERNOON AND EARLY EVENING FRIDAY AND SATURDAY. STAY TUNED FOR
LATER FORECASTS AND UPDATES CONCERNING THIS POTENTIALLY ACTIVE
WEATHER PERIOD.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION SHOULD NOT BE NEEDED TODAY OR TONIGHT.

$$

NICHOLS/12






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