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

Grissom Air Force Base / Peru (KGUS)

Lat: 40.65°NLon: 86.15°WElev: 810ft.

Fair

70°F

21°C

Humidity 47%
Wind Speed E 3 mph
Barometer 30.17 in (1021.9 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 26 Sep 1:55 pm EDT
Extended Forecast for

Walton IN

  • This Afternoon

    This Afternoon: Sunny, with a high near 71. East wind around 5 mph.

    High: 71 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 46. Northeast wind around 5 mph becoming calm.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 71. Calm wind becoming north around 5 mph in the afternoon.

    High: 71 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 50. North wind around 5 mph.

    Low: 50 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 73. Calm wind becoming north around 5 mph in the afternoon.

    High: 73 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 2am. Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly between 8am and 2pm. Mostly cloudy, with a high near 74.

    High: 74 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 71. East wind around 5 mph.
Tonight
Mostly clear, with a low around 46. Northeast wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 71. Calm wind becoming north around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 50. North wind around 5 mph.
Monday
Sunny, with a high near 73. Calm wind becoming north around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 51.
Tuesday
Sunny, with a high near 75.
Tuesday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 59.
Wednesday
A 30 percent chance of showers, mainly between 8am and 2pm. Mostly cloudy, with a high near 74.
Wednesday Night
A slight chance of showers, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 40%.
Thursday
Showers and thunderstorms likely. Mostly cloudy, with a high near 74. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Friday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 69.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Walton IN
 40.65°N 86.26°W (Elev. 768 ft)
Last Update:
2:29 pm EDT Sep 26, 2026
Forecast Valid:
2pm EDT Sep 26, 2026-6pm EDT Oct 2, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation