450
WWUS73 KDVN 030739
NPWDVN
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
239 AM CDT THU SEP 3 2026
IAZ063>065-067-068-076>078-087>089-098-099-ILZ015>018-024>026-034-
035-MOZ009-010-031545-
/O.CON.KDVN.XH.W.0003.000000T0000Z-260905T0000Z/
IOWA-JOHNSON-CEDAR-MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-
JEFFERSON-HENRY IA-DES MOINES-VAN BUREN-LEE-ROCK ISLAND-HENRY IL-
BUREAU-PUTNAM-MERCER-HENDERSON-WARREN-HANCOCK-MCDONOUGH-SCOTLAND-
CLARK-
INCLUDING THE CITIES OF GENESEO, MONMOUTH, KEOSAUQUA, IOWA CITY,
BETTENDORF, SIGOURNEY, MARENGO, BURLINGTON, FORT MADISON, OQUAWKA,
MOUNT PLEASANT, ROCK ISLAND, ALEDO, WASHINGTON, HENNEPIN, DAVENPORT,
MOLINE, WAPELLO, CARTHAGE, FAIRFIELD, KAHOKA, MEMPHIS, MUSCATINE,
MACOMB, TIPTON, AND PRINCETON
239 AM CDT THU SEP 3 2026
..EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT FRIDAY
* WHAT...DANGEROUSLY HOT CONDITIONS WITH HEAT INDEX VALUES OF 100 TO
110.
* WHERE...PORTIONS OF NORTH CENTRAL, NORTHWEST, AND WEST CENTRAL
ILLINOIS, EAST CENTRAL AND SOUTHEAST IOWA, AND NORTHEAST MISSOURI.
* WHEN...UNTIL 7 PM CDT FRIDAY.
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING
EXTREME HEAT AND HIGH HUMIDITY EVENTS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.
TAKE EXTRA PRECAUTIONS WHEN OUTSIDE. WEAR LIGHTWEIGHT AND LOOSE
FITTING CLOTHING. TRY TO LIMIT STRENUOUS ACTIVITIES TO EARLY MORNING
OR EVENING. TAKE ACTION WHEN YOU SEE SYMPTOMS OF HEAT EXHAUSTION AND
HEAT STROKE.
IAZ040>042-051>054-066-ILZ001-002-007-009-031545-
/O.CON.KDVN.HT.Y.0009.000000T0000Z-260904T0000Z/
BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-CLINTON-
JODAVIESS-STEPHENSON-CARROLL-WHITESIDE-
INCLUDING THE CITIES OF INDEPENDENCE, MANCHESTER, FREEPORT, ANAMOSA,
CEDAR RAPIDS, GALENA, MOUNT CARROLL, VINTON, STERLING, CLINTON,
DUBUQUE, AND MAQUOKETA
239 AM CDT THU SEP 3 2026
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING
* WHAT...HEAT INDEX VALUES OF 100 TO 105.
* WHERE...PORTIONS OF NORTHWEST ILLINOIS AND EAST CENTRAL AND
NORTHEAST IOWA.
* WHEN...UNTIL 7 PM CDT THIS EVENING.
* IMPACTS...HOT TEMPERATURES AND HIGH HUMIDITY MAY CAUSE HEAT
ILLNESSES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.
TO REDUCE RISK DURING OUTDOOR WORK, THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS IN
SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY HEAT
SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE IS AN
EMERGENCY! CALL 9 1 1.
08
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