Headline:
Flash Flood Warning issued July 3 at 12:30AM CDT until July 3 at 5:15AM CDT by NWS Des Moines IA
Event:
Flash Flood Warning
Urgency:
Immediate
Effective:
July 2, 2026 - 10:30pm
Expires:
July 3, 2026 - 3:15am
Description:
At 1230 AM CDT, Doppler radar and automated rain gauges indicated
thunderstorms producing heavy rain across the warned area. Between 3
and 6 inches of rain have fallen. Additional rainfall amounts of 1
to 3 inches are possible in the warned area. Flash flooding is
ongoing or expected to begin shortly.
HAZARD...Life threatening flash flooding. Thunderstorms producing
flash flooding.
SOURCE...Radar and automated gauges.
IMPACT...Life threatening flash flooding of creeks and streams,
urban areas, highways, streets and underpasses.
Some locations that will experience flash flooding include...
Ankeny, Johnston, Newton, Bondurant, Polk City, Colfax, Granger,
Baxter, Iowa Speedway, Saylorville Lake, Big Creek Lake, Elkhart,
Alleman, Sheldahl, Mingo, Lambs Grove, Valeria, Newton Municipal
Airport and Big Creek State Park.
Expect significant flash flooding in the Fourmile Creek Basin.
Instruction:
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
For the latest stream observations and forecasts refer to
weather.gov/desmoines/water.
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Area Description:
Jasper, IA; Polk, IA
Forcast Office:
NWS Des Moines IA
Sender: