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.

Overcast

30°F

-1°C

Humidity 70%
Wind Speed W 16 mph
Barometer 30.35 in (1029.0 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 11 Jan 3:55 pm EST
Extended Forecast for

4 Miles E Galveston IN

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 32. Northwest wind around 15 mph, with gusts as high as 20 mph.

    High: 32 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 25 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 39. Southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 39 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 30. Southwest wind around 10 mph.

    Low: 30 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after 1pm. Partly sunny, with a high near 46. South wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 46 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly before 1am. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Chance Rain

  • Wednesday

    Wednesday: Snow likely, possibly mixed with rain, mainly after 1pm. Mostly cloudy, with a high near 38. Chance of precipitation is 70%.

    High: 38 °F

    Chance
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 15.

    Low: 15 °F

    Chance Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 23.

    High: 23 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 32. Northwest wind around 15 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 25. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 39. Southwest wind around 15 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 30. Southwest wind around 10 mph.
Tuesday
A 20 percent chance of rain after 1pm. Partly sunny, with a high near 46. South wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
A 30 percent chance of rain, mainly before 1am. Mostly cloudy, with a low around 35.
Wednesday
Snow likely, possibly mixed with rain, mainly after 1pm. Mostly cloudy, with a high near 38. Chance of precipitation is 70%.
Wednesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 15.
Thursday
Mostly sunny, with a high near 23.
Thursday Night
A 20 percent chance of snow. Partly cloudy, with a low around 16.
Friday
A 30 percent chance of snow. Mostly cloudy, with a high near 31.
Friday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 19.
Saturday
A chance of snow. Mostly cloudy, with a high near 27.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Galveston IN
 40.58°N 86.12°W (Elev. 817 ft)
Last Update:
4:16 pm EST Jan 11, 2026
Forecast Valid:
4pm EST Jan 11, 2026-6pm EST Jan 17, 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