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.

Overcast

46°F

8°C

Humidity 69%
Wind Speed NW 15 mph
Barometer 30.01 in (1016.6 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 9 Jan 1:55 pm EST
Extended Forecast for

3 Miles WNW Lagro IN

  • This Afternoon

    This Afternoon: Cloudy, with a steady temperature around 43. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 43 °F

    Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. North wind around 5 mph becoming calm.

    Low: 34 °F

    Mostly Cloudy

  • Saturday

    Saturday: Showers likely, mainly between 10am and 2pm. Cloudy, with a high near 41. Southeast wind 5 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

    High: 41 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 40 percent chance of snow showers, mainly after 8pm. Mostly cloudy, with a low around 22. West wind 15 to 20 mph, with gusts as high as 25 mph.

    Low: 22 °F

    Chance Snow
    Showers

  • Sunday

    Sunday: A 20 percent chance of snow showers before 1pm. Partly sunny, with a high near 31. Northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 31 °F

    Slight Chance
    Snow Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain after 1pm. Mostly cloudy, with a high near 45.

    High: 45 °F

    Partly Sunny
    then Chance
    Rain

Detailed Forecast

This Afternoon
Cloudy, with a steady temperature around 43. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Tonight
Mostly cloudy, with a low around 34. North wind around 5 mph becoming calm.
Saturday
Showers likely, mainly between 10am and 2pm. Cloudy, with a high near 41. Southeast wind 5 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.
Saturday Night
A 40 percent chance of snow showers, mainly after 8pm. Mostly cloudy, with a low around 22. West wind 15 to 20 mph, with gusts as high as 25 mph.
Sunday
A 20 percent chance of snow showers before 1pm. Partly sunny, with a high near 31. Northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Partly cloudy, with a low around 23.
Monday
Mostly sunny, with a high near 39.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
A 30 percent chance of rain after 1pm. Mostly cloudy, with a high near 45.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 31.
Wednesday
A 40 percent chance of showers. Mostly cloudy, with a high near 36.
Wednesday Night
A 20 percent chance of snow showers. Mostly cloudy, with a low around 17.
Thursday
Mostly sunny, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Lagro IN
 40.85°N 85.8°W (Elev. 771 ft)
Last Update:
2:16 pm EST Jan 9, 2026
Forecast Valid:
2pm EST Jan 9, 2026-6pm EST Jan 15, 2026
 
Forecast Discussion
 
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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