Watches, Warnings & Advisories



4 products issued by NWS for: 2 Miles WNW Ames Municipal Airport IA

Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Des Moines IA
110 PM CDT Mon Jun 23 2025

IAZ004>007-015>017-023>028-033>039-044>049-057>059-070-071-081-
092-241815-
Emmet-Kossuth-Winnebago-Worth-Palo Alto-Hancock-Cerro Gordo-
Pocahontas-Humboldt-Wright-Franklin-Butler-Bremer-Sac-Calhoun-
Webster-Hamilton-Hardin-Grundy-Black Hawk-Crawford-Carroll-Greene-
Boone-Story-Marshall-Audubon-Guthrie-Dallas-Cass-Adair-Adams-
Taylor-
110 PM CDT Mon Jun 23 2025

This Hazardous Weather Outlook is for portions of central Iowa.

.DAY ONE...This afternoon and tonight

Thunderstorms are expected at times today and tonight. A few
severe storms are possible with the primary threat being damaging
winds. Large hail and a tornado are also possible. Heavy rain may
also occur with rainfall amounts of 1 to 3 inches possible.
Significant ponding or localized flash flooding may occur. The
main threat for the severe weather and heavy rain is along an
southeast of Waverly to Fort Dodge and Denison line.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Thunderstorm chances return to the forecast at intervals through
the beginning of this week. Severe weather and heavy rainfall are
possible, especially on Monday, with gusty winds and hail being
the main concerns. Flash flooding and local river rises may occur
due to heavy rainfall.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed today and tonight.

$$




Severe Weather Statement

Severe Weather Statement
National Weather Service Des Moines IA
553 PM CDT Mon Jun 23 2025

IAC099-153-169-232315-
/O.CON.KDMX.SV.W.0128.000000T0000Z-250623T2315Z/
Polk IA-Story IA-Jasper IA-
553 PM CDT Mon Jun 23 2025

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM CDT
FOR NORTHEASTERN POLK...SOUTHEASTERN STORY AND NORTHWESTERN JASPER
COUNTIES...

At 552 PM CDT, a severe thunderstorm was located over Mitchellville,
or 5 miles northeast of Altoona, moving northeast at 35 mph.

HAZARD...60 mph wind gusts and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Newton, Altoona, Bondurant, Mitchellville, Colfax, Baxter, Collins,
Mingo, and Valeria.

This includes Interstate 80 between mile markers 144 and 161.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4157 9335 4170 9352 4194 9330 4190 9323
      4186 9323 4186 9317 4175 9299
TIME...MOT...LOC 2252Z 231DEG 31KT 4168 9338

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.88 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Donavon




Severe Thunderstorm Warning

Severe Weather Statement
National Weather Service Des Moines IA
553 PM CDT Mon Jun 23 2025

IAC099-153-169-232315-
/O.CON.KDMX.SV.W.0128.000000T0000Z-250623T2315Z/
Polk IA-Story IA-Jasper IA-
553 PM CDT Mon Jun 23 2025

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM CDT
FOR NORTHEASTERN POLK...SOUTHEASTERN STORY AND NORTHWESTERN JASPER
COUNTIES...

At 552 PM CDT, a severe thunderstorm was located over Mitchellville,
or 5 miles northeast of Altoona, moving northeast at 35 mph.

HAZARD...60 mph wind gusts and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Newton, Altoona, Bondurant, Mitchellville, Colfax, Baxter, Collins,
Mingo, and Valeria.

This includes Interstate 80 between mile markers 144 and 161.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4157 9335 4170 9352 4194 9330 4190 9323
      4186 9323 4186 9317 4175 9299
TIME...MOT...LOC 2252Z 231DEG 31KT 4168 9338

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.88 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Donavon




Severe Thunderstorm Watch

SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 456
NWS STORM PREDICTION CENTER NORMAN OK
440 PM CDT MON JUN 23 2025

SEVERE THUNDERSTORM WATCH 456 IS IN EFFECT UNTIL 1000 PM CDT
FOR THE FOLLOWING LOCATIONS

IAC001-003-011-013-015-017-019-023-029-039-049-053-055-061-071-
075-077-083-095-097-099-103-105-107-113-117-121-123-125-127-129-
137-145-153-157-159-169-171-173-175-181-240300-
/O.NEW.KWNS.SV.A.0456.250623T2140Z-250624T0300Z/

IA
.    IOWA COUNTIES INCLUDED ARE

ADAIR                ADAMS               BENTON
BLACK HAWK           BOONE               BREMER
BUCHANAN             BUTLER              CASS
CLARKE               DALLAS              DECATUR
DELAWARE             DUBUQUE             FREMONT
GRUNDY               GUTHRIE             HARDIN
IOWA                 JACKSON             JASPER
JOHNSON              JONES               KEOKUK
LINN                 LUCAS               MADISON
MAHASKA              MARION              MARSHALL
MILLS                MONTGOMERY          PAGE
POLK                 POWESHIEK           RINGGOLD
STORY                TAMA                TAYLOR
UNION                WARREN
$$