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    Severe Weather Alerts - Sioux Falls, SD

    • Flash Flood Watch

      Flash Flood Watch in effect from 7:00 PM CDT until Thursday, 1:00 PM CDT. Source: U.S. National Weather Service

    ...FLASH FLOOD WATCH NOW IN EFFECT FROM 7 PM CDT THIS EVENING
    THROUGH THURSDAY AFTERNOON...

    The Flash Flood Watch is now in effect for

    * Portions of northwest Iowa, southwest Minnesota, and South
    Dakota, including the following areas, in northwest Iowa, Clay
    IA, Dickinson, Lyon IA, O'Brien, Osceola, and Sioux. In
    southwest Minnesota, Cottonwood, Jackson, Lincoln MN, Lyon MN,
    Murray, Nobles, Pipestone, and Rock. In South Dakota, Aurora,
    Brookings, Brule, Davison, Douglas, Hanson, Hutchinson,
    Jerauld, Kingsbury, Lake, Lincoln SD, McCook, Miner,
    Minnehaha, Moody, Sanborn, and Turner.

    * From 7 PM CDT this evening through Thursday afternoon

    * Thunderstorms will continue to develop Wednesday evening and
    continue into Thursday morning. This thunderstorm activity will
    have the potential to produce extreme rainfall rates. Widespread
    rainfall accumulations between 1 and 3 inches will be possible.
    Localized rainfall accumulations greater than 3 to even 5
    inches will also be possible.

    * Heavy rains can lead to flash flooding, with water covered
    roads and urban flooding possible. Flooding an area streams
    and rivers will also be possible into Thursday.

    PRECAUTIONARY/PREPAREDNESS ACTIONS...

    A Flash Flood Watch means that conditions may develop that lead
    to flash flooding. Flash flooding is a very dangerous situation.

    You should monitor later forecasts and be prepared to take action
    should Flash Flood Warnings be issued.

    &&

    Sioux Falls, SD Radar