National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Grissom Air Force Base / Peru (KGUS)

Lat: 40.65°NLon: 86.15°WElev: 810ft.

Fair and Breezy

47°F

8°C

Humidity 34%
Wind Speed W 23 G 35 mph
Barometer 29.84 in (1011.1 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 13 Mar 7:55 pm EDT
Extended Forecast for

Walton IN

  • Tonight

    Tonight: Partly cloudy, with a low around 28. Northwest wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 35 mph.

    Low: 28 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of snow showers between 11am and 2pm. Mostly cloudy, with a high near 45. North wind 5 to 10 mph becoming southeast in the afternoon. Chance of precipitation is 20%.

    High: 45 °F

    Slight Chance
    Snow Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 41. Southeast wind around 15 mph, with gusts as high as 20 mph.

    Low: 41 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after 2pm. Mostly cloudy, with a high near 70. Windy, with a south wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 45 mph.

    High: 70 °F

    Slight Chance
    Showers and
    Windy

  • Sunday Night

    Sunday Night: Rain showers before 5am, then snow showers, possibly mixed with rain. Some thunder is also possible. Low around 27. Windy, with a south wind 25 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Showers and
    Windy then
    Rain/Snow and
    Breezy

  • Monday

    Monday: Snow showers, possibly mixed with rain, becoming all snow after 8am. High near 31. Breezy. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 31 °F

    Breezy.
    Rain/Snow
    then Snow
    Showers
    Likely

  • Monday Night

    Monday Night: A 30 percent chance of snow showers, mainly before 8pm. Mostly cloudy, with a low around 14. Breezy.

    Low: 14 °F

    Chance Snow
    Showers and
    Breezy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 27.

    High: 27 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow showers after 2am. Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy
    then Chance
    Snow Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 28. Northwest wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 35 mph.
Saturday
A slight chance of snow showers between 11am and 2pm. Mostly cloudy, with a high near 45. North wind 5 to 10 mph becoming southeast in the afternoon. Chance of precipitation is 20%.
Saturday Night
Mostly cloudy, with a low around 41. Southeast wind around 15 mph, with gusts as high as 20 mph.
Sunday
A 20 percent chance of showers after 2pm. Mostly cloudy, with a high near 70. Windy, with a south wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 45 mph.
Sunday Night
Rain showers before 5am, then snow showers, possibly mixed with rain. Some thunder is also possible. Low around 27. Windy, with a south wind 25 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Monday
Snow showers, possibly mixed with rain, becoming all snow after 8am. High near 31. Breezy. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Monday Night
A 30 percent chance of snow showers, mainly before 8pm. Mostly cloudy, with a low around 14. Breezy.
Tuesday
Mostly sunny, with a high near 27.
Tuesday Night
A 30 percent chance of snow showers after 2am. Mostly cloudy, with a low around 19.
Wednesday
A 30 percent chance of snow showers before 2pm. Mostly cloudy, with a high near 44.
Wednesday Night
Partly cloudy, with a low around 33.
Thursday
Mostly sunny, with a high near 56.
Thursday Night
Partly cloudy, with a low around 36.
Friday
Partly sunny, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Walton IN
 40.65°N 86.26°W (Elev. 768 ft)
Last Update:
8:15 pm EDT Mar 13, 2026
Forecast Valid:
8pm EDT Mar 13, 2026-6pm EDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation