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    Warnings - Harlan

    World / United States / Iowa / Harlan

    41°39'N / 95°19'W / Altitude 384 m / 17:39 2026/09/06, America/Chicago (UTC-5)

    flood

    Flood Watch issued September 6 at 11:05AM CDT until September 7 at 4:00AM CDT by NWS Omaha/Valley NE

    From: 2026/09/06, 11:05
    To: 2026/09/07, 04:00

    * WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...Portions of southwest and west central Iowa, including the following counties, in southwest Iowa, Harrison and Shelby. In west central Iowa, Monona. * WHEN...Through late tonight. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Slow moving thunderstorms may lead to rapid rainfall accumulations. Hourly rainfall rates of 2 to 4 inches are possible. This rainfall may lead to flash flooding along with rapid rises on streams and creeks. - http://www.weather.gov/safety/flood

    • Shelby,Shelby
    • You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.
    • NWS Omaha/Valley NE
    • 2026/09/06, 11:05
    flood

    Flash Flood Warning issued September 6 at 4:33PM CDT until September 6 at 8:30PM CDT by NWS Omaha/Valley NE

    From: 2026/09/06, 16:33
    To: 2026/09/06, 20:30

    FFWOAX The National Weather Service in Omaha/Valley has issued a * Flash Flood Warning for... Shelby County in southwestern Iowa... * Until 830 PM CDT. * At 433 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2 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...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... Harlan, Earling, Irwin, Defiance, Panama, Westphalia, Tennant, Kirkman, Prairie Rose State Park, Jacksonville and Manteno Recreation Area.

    • Shelby, IA
    • Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads.
    • NWS Omaha/Valley NE
    • 2026/09/06, 16:33
    thunderstorm

    Severe Thunderstorm Watch issued September 6 at 4:42PM CDT until September 6 at 10:00PM CDT by NWS Omaha/Valley NE

    From: 2026/09/06, 16:42
    To: 2026/09/06, 22:00

    THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 661 IN EFFECT UNTIL 10 PM CDT THIS EVENING FOR THE FOLLOWING AREAS IN IOWA THIS WATCH INCLUDES 6 COUNTIES IN SOUTHWEST IOWA FREMONT MILLS MONTGOMERY PAGE POTTAWATTAMIE SHELBY THIS INCLUDES THE CITIES OF CLARINDA, COUNCIL BLUFFS, FARRAGUT, GLENWOOD, HAMBURG, HARLAN, RED OAK, SHENANDOAH, SIDNEY, AND TABOR.

    • Shelby
    • NWS Omaha/Valley NE
    • 2026/09/06, 16:42