Hazard Report Provided By forecast.weather.gov

URGENT - WEATHER MESSAGE
National Weather Service Des Moines IA
203 PM CDT Thu Jul 2 2026

IAZ059>062-072>075-082-083-030300-
/O.CON.KDMX.XH.W.0001.000000T0000Z-260703T0300Z/
Dallas-Polk-Jasper-Poweshiek-Madison-Warren-Marion-Mahaska-Union-
Clarke-
Including the cities of Grinnell, Carlisle, Oskaloosa, Adel,
Perry, Earlham, Creston, Des Moines, Waukee, Indianola, Norwalk,
Osceola, Knoxville, Pella, Winterset, and Newton
203 PM CDT Thu Jul 2 2026

...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 10 PM CDT THIS
EVENING...

* WHAT...Dangerously hot conditions with heat index values near to
  over 100.

* WHERE...Dallas, Jasper, Polk, Poweshiek, Clarke, Madison, Mahaska,
  Marion, Union, and Warren Counties.

* WHEN...Until 10 PM CDT this evening.

* 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. Do not leave young
children and pets in unattended vehicles.

&&

$$

WATCH COUNTY NOTIFICATION FOR WATCH 437
NATIONAL WEATHER SERVICE DES MOINES IA
417 PM CDT THU JUL 2 2026

IAC009-015-025-027-049-073-077-079-091-099-153-157-169-187-197-
030000-
/O.EXA.KDMX.SV.A.0437.000000T0000Z-260703T0000Z/

THE NATIONAL WEATHER SERVICE HAS EXTENDED SEVERE THUNDERSTORM
WATCH 437 TO INCLUDE THE FOLLOWING AREAS UNTIL 7 PM CDT THIS
EVENING

IN IOWA THIS WATCH INCLUDES 15 COUNTIES

IN CENTRAL IOWA

BOONE                 DALLAS                HAMILTON
JASPER                POLK                  POWESHIEK
STORY                 WEBSTER

IN NORTH CENTRAL IOWA

HUMBOLDT              WRIGHT

IN WEST CENTRAL IOWA

AUDUBON               CALHOUN               CARROLL
GREENE                GUTHRIE

THIS INCLUDES THE CITIES OF ADEL, AMES, AUDUBON, BAYARD, BELMOND,
BOONE, CARROLL, CASEY, CLARION, DES MOINES, EAGLE GROVE, EXIRA,
FORT DODGE, GRINNELL, GUTHRIE CENTER, HUMBOLDT, JEFFERSON,
LAKE CITY, MANSON, NEWTON, PANORA, PERRY, POMEROY, ROCKWELL CITY,
WAUKEE, AND WEBSTER CITY.

* PRIMARY THREATS INCLUDE...

 SCATTERED DAMAGING WIND GUSTS TO 70 MPH LIKELY.
 SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2
   INCHES IN DIAMETER POSSIBLE.
 A TORNADO OR TWO POSSIBLE.

$$

Hazardous Weather Outlook
National Weather Service Des Moines IA
312 PM CDT Thu Jul 2 2026

IAZ059>062-072>075-082-083-032015-
Dallas-Polk-Jasper-Poweshiek-Madison-Warren-Marion-Mahaska-Union-
Clarke-
312 PM CDT Thu Jul 2 2026

This Hazardous Weather Outlook is for portions of central Iowa.

.DAY ONE...This afternoon and tonight

An Extreme Heat Warning is in effect for the area into tonight.
Please refer to the National Weather Service website at
weather.gov/desmoines for further details.

There is a Slight (Level 2 of 5) to Marginal (Level 1 of 5) Risk
for Severe Storms this afternoon into evening, and again
overnight.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

There is a Slight (Level 2 of 5) Risk for Severe Storms on Friday
with multiple rounds of storms possible from the morning through
the evening.

.SPOTTER INFORMATION STATEMENT...

Spotters may be needed at times tonight into Friday.

$$

Hazard Report Provided By forecast.weather.gov