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Flash Flood Warning 0033
Issued by the Omaha / Valley Forecast Office

Action Issued Starts Expiration
New 2026-08-14 04:17:05 2026-08-14 04:16:00 2026-08-14 07:15:00
Expired 2026-08-14 07:10:39 2026-08-14 07:15:00


Action: New
Issued At: 2026-08-14 04:17:05

316 
WGUS53 KOAX 140916
FFWOAX
IAC085-141215-
/O.NEW.KOAX.FF.W.0033.260814T0916Z-260814T1215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Omaha/Valley NE
416 AM CDT Fri Aug 14 2026

The National Weather Service in Omaha/Valley has issued a

* Flash Flood Warning for...
  Northern Harrison County in southwestern Iowa...

* Until 715 AM CDT.

* At 416 AM CDT, Doppler radar indicated thunderstorms producing
  heavy rain across the warned area. Between 1.5 and 2.5 inches of
  rain have fallen. The expected rainfall rate is 1 to 1.5 inches in
  1 hour. Additional rainfall amounts of 0.5 to 1.5 inches are
  possible in the warned area. Flash flooding is ongoing or expected
  to begin shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar indicated.

  IMPACT...Flash flooding of small creeks and streams, urban areas,
           highways, streets and underpasses as well as other poor
           drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Dunlap, Mondamin, Magnolia, Willow Lake Recreation Area and Schaben
  Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Be especially cautious at night when it is harder to recognize the
dangers of flooding.

&&

LAT...LON 4186 9558 4183 9556 4177 9568 4167 9591
      4164 9602 4165 9607 4170 9605 4174 9602
      4177 9599 4180 9593 4185 9581 4186 9577

FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL RATE...1-1.5 INCHES IN 1 HOUR

$$

Petersen


Action: Expired
Issued At: 2026-08-14 07:10:39

703 
WGUS73 KOAX 141210
FFSOAX

Flash Flood Statement
National Weather Service Omaha/Valley NE
710 AM CDT Fri Aug 14 2026

IAC085-141220-
/O.EXP.KOAX.FF.W.0033.000000T0000Z-260814T1215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Harrison IA-
710 AM CDT Fri Aug 14 2026

...FLASH FLOOD WARNING WILL EXPIRE AT 715 AM CDT THIS MORNING FOR
NORTHERN HARRISON COUNTY...

The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures.

&&

LAT...LON 4186 9558 4183 9556 4177 9568 4167 9591
      4164 9602 4165 9607 4170 9605 4174 9602
      4177 9599 4180 9593 4185 9581 4186 9577

$$

Castillo



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