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.

Partly Cloudy

42°F

6°C

Humidity 96%
Wind Speed S 7 mph
Barometer 30.03 in (1017.7 mb)
Dewpoint 41°F (5°C)
Visibility 8.00 mi
Wind Chill38°F (3°C)
Last update 16 Feb 9:55 am EST
Extended Forecast for

Walton IN

Dense Fog Advisory February 16, 10:41am until February 16, 12:00pm
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory February 16, 10:41am until February 16, 12:00pm

    NOW until 12:00pm Mon

    Dense Fog Advisory

  • Washington's Birthday

    High: 59 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. Southwest wind 5 to 10 mph.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 56. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 56 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain, mainly after 1am. Cloudy, with a low around 51. South wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 51 °F

    Slight Chance
    Rain then
    Chance Rain

  • Wednesday

    Wednesday: A 30 percent chance of rain before 1pm. Mostly sunny, with a high near 67. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 30 mph.

    High: 67 °F

    Chance Rain
    and Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: A 40 percent chance of rain after 1pm. Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly before 1am. Mostly cloudy, with a low around 40. Chance of precipitation is 70%.

    Low: 40 °F

    Rain Likely

Detailed Forecast

Washington's Birthday
Mostly sunny, with a high near 59. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy, with a low around 40. Southwest wind 5 to 10 mph.
Tuesday
Mostly cloudy, with a high near 56. South wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
A 50 percent chance of rain, mainly after 1am. Cloudy, with a low around 51. South wind 15 to 20 mph, with gusts as high as 30 mph.
Wednesday
A 30 percent chance of rain before 1pm. Mostly sunny, with a high near 67. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 30 mph.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
A 40 percent chance of rain after 1pm. Partly sunny, with a high near 63.
Thursday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 40. Chance of precipitation is 70%.
Friday
A 20 percent chance of rain. Mostly sunny, with a high near 49.
Friday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 31.
Saturday
Partly sunny, with a high near 41.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.
Sunday
A chance of rain and snow. Partly sunny, with a high near 35.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Walton IN
 40.68°N 86.25°W (Elev. 748 ft)
Last Update:
10:01 am EST Feb 16, 2026
Forecast Valid:
10am EST Feb 16, 2026-6pm EST Feb 22, 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