Heavy Rain for Parts of Texas & Louisiana; Very Warm Across the Plains and Midwest

Tropical Depression Imelda will bring heavy rainfall to portions of coastal Texas and Louisiana through Thursday. Flash flood watches remain in effect, including for metro Houston. Elsewhere, high pressure and mainly dry weather will bring temperatures as much as 20 degrees above normal from the Central Plains to Upper Midwest. Critical fire weather conditions linger over parts of the Great Basin. Read More >

Hazardous Weather Conditions

Current conditions at

Grinnell Municipal Airfield (KGGI)

Lat: 41.71°NLon: 92.73°WElev: 1007ft.

Heavy Rain

75°F

24°C

Humidity 76%
Wind Speed N 9 mph
Barometer 30.02 in
Dewpoint 67°F (19°C)
Visibility 7.00 mi
Last update 18 Sep 3:35 pm CDT
Extended Forecast for

Grinnell IA

  • This
    Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms after 4pm.  Partly sunny, with a high near 86. South wind around 10 mph.

    Slight Chance
    T-storms

    High: 86 °F

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly after 2am.  Mostly cloudy, with a low around 68. South wind around 7 mph.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Slight Chance
    T-storms then
    T-storms
    Likely

    Low: 68 °F

  • Thursday

    Thursday: Showers and thunderstorms, mainly before noon.  High near 79. South wind 5 to 8 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    T-storms then
    Chance
    T-storms

    High: 79 °F

  • Thursday
    Night

    Thursday Night: A 20 percent chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 66. Calm wind becoming south around 5 mph after midnight.

    Mostly Cloudy
    then Slight
    Chance
    T-storms

    Low: 66 °F

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms.  Partly sunny, with a high near 84. Southeast wind 5 to 10 mph.

    Chance
    T-storms

    High: 84 °F

  • Friday
    Night

    Friday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 66. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Slight Chance
    T-storms then
    Chance
    T-storms

    Low: 66 °F

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly before 1pm.  Mostly cloudy, with a high near 79. Chance of precipitation is 60%.

    T-storms
    Likely

    High: 79 °F

  • Saturday
    Night

    Saturday Night: Showers and thunderstorms likely, mainly before 1am.  Mostly cloudy, with a low around 59. Chance of precipitation is 60%.

    T-storms
    Likely

    Low: 59 °F

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 75.

    Chance
    T-storms

    High: 75 °F

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 86. South wind around 10 mph.
Tonight
Showers and thunderstorms likely, mainly after 2am. Mostly cloudy, with a low around 68. South wind around 7 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Showers and thunderstorms, mainly before noon. High near 79. South wind 5 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 66. Calm wind becoming south around 5 mph after midnight.
Friday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. Southeast wind 5 to 10 mph.
Friday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 66. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers and thunderstorms likely, mainly before 1pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
Saturday Night
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 75.
Sunday Night
A 30 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 57.
Monday
Mostly sunny, with a high near 78.
Monday Night
Mostly cloudy, with a low around 57.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 75.
Click Map For Forecast
Point Forecast:
Grinnell IA
 41.75°N 92.72°W
11:33 am CDT Sep 18, 2019
3pm CDT Sep 18, 2019-6pm CDT Sep 24, 2019
 
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Additional Resources

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