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Very Heavy Rainfall and High Risk Flood Event in the South-Central U.S.

Thunderstorms, some severe, will continue to produce tremendously heavy rainfall over the same areas through the day today. The area with the greatest potential for excessive rainfall includes Oklahoma, Arkansas, and Missouri. Very heavy rains will extend broadly from the Southern Plains to the Upper Midwest. Life threatening flash flooding is expected with these storms. Read More >

Hazardous Weather Conditions

Current conditions at

Grinnell Municipal Airfield (KGGI)

Lat: 41.71°NLon: 92.73°WElev: 1007ft.

Light Rain and Breezy

42°F

6°C

Humidity 90%
Wind Speed NE 23 G 26 mph
Barometer 30.11 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 29 Apr 2:55 pm CDT
Extended Forecast for

Grinnell IA

  • This
    Afternoon

    This Afternoon: Showers.  High near 45. Windy, with a northeast wind 20 to 22 mph, with gusts as high as 30 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Showers and
    Windy

    High: 45 °F

  • Tonight

    Tonight: Showers, with thunderstorms also possible after 5am.  Patchy fog after 2am. Low around 40. Windy, with a northeast wind 20 to 22 mph, with gusts as high as 31 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Showers
    Likely and
    Windy then
    Showers and
    Patchy Fog

    Low: 40 °F

  • Sunday

    Sunday: Showers and possibly a thunderstorm before 8am, then rain and possibly a thunderstorm after 8am.  Patchy fog. High near 51. Windy, with an east northeast wind 20 to 22 mph, with gusts as high as 31 mph.  Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Showers and
    Patchy Fog

    High: 51 °F

  • Sunday
    Night

    Sunday Night: Rain and possibly a thunderstorm before 8pm, then rain likely.  Patchy fog before 11pm. Low around 41. Breezy, with an east wind 8 to 16 mph becoming south southeast after midnight. Winds could gust as high as 24 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Rain and
    Patchy Fog

    Low: 41 °F

  • Monday

    Monday: A 50 percent chance of rain.  Cloudy, with a high near 49. Windy, with a south wind 8 to 13 mph becoming west 16 to 21 mph in the afternoon. Winds could gust as high as 29 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Chance Rain
    and Windy

    High: 49 °F

  • Monday
    Night

    Monday Night: A 40 percent chance of rain before 8pm.  Mostly cloudy, with a low around 38. Windy.  New precipitation amounts of less than a tenth of an inch possible.

    Chance Rain
    and Windy
    then Mostly
    Cloudy and
    Breezy

    Low: 38 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 61. Breezy.

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

    High: 61 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 40.

    Partly Cloudy

    Low: 40 °F

  • Wednesday

    Wednesday: Partly sunny, with a high near 61.

    Partly Sunny

    High: 61 °F

Detailed Forecast

This Afternoon
Showers. High near 45. Windy, with a northeast wind 20 to 22 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Showers, with thunderstorms also possible after 5am. Patchy fog after 2am. Low around 40. Windy, with a northeast wind 20 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers and possibly a thunderstorm before 8am, then rain and possibly a thunderstorm after 8am. Patchy fog. High near 51. Windy, with an east northeast wind 20 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
Rain and possibly a thunderstorm before 8pm, then rain likely. Patchy fog before 11pm. Low around 41. Breezy, with an east wind 8 to 16 mph becoming south southeast after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A 50 percent chance of rain. Cloudy, with a high near 49. Windy, with a south wind 8 to 13 mph becoming west 16 to 21 mph in the afternoon. Winds could gust as high as 29 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A 40 percent chance of rain before 8pm. Mostly cloudy, with a low around 38. Windy. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Mostly sunny, with a high near 61. Breezy.
Tuesday Night
Partly cloudy, with a low around 40.
Wednesday
Partly sunny, with a high near 61.
Wednesday Night
A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 42. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 62.
Thursday Night
Mostly clear, with a low around 43.
Friday
Sunny, with a high near 66.
Click Map For Forecast
Point Forecast:
Grinnell IA
 41.75°N 92.72°W
1:34 pm CDT Apr 29, 2017
3pm CDT Apr 29, 2017-6pm CDT May 5, 2017
 
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