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

52°F

11°C

Humidity 76%
Wind Speed W 6 mph
Barometer 29.85 in (1011.2 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 5 Nov 5:55 pm EST
Extended Forecast for

Galveston IN

  • Tonight

    Tonight: Showers likely with a slight chance of drizzle before 3am, then a chance of showers between 3am and 4am. Cloudy, with a low around 41. West wind 5 to 10 mph becoming northwest after midnight. Chance of precipitation is 60%.

    Low: 41 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers before 3pm, then a chance of showers after 4pm. Mostly cloudy, with a high near 51. Northwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 51 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 10 percent chance of showers before 7pm. Partly cloudy, with a low around 34. Northwest wind 5 to 10 mph.

    Low: 34 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 52. Northwest wind 5 to 10 mph.

    High: 52 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30. West wind around 5 mph becoming calm.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 40.

    Low: 40 °F

    Clear

Detailed Forecast

Tonight
Showers likely with a slight chance of drizzle before 3am, then a chance of showers between 3am and 4am. Cloudy, with a low around 41. West wind 5 to 10 mph becoming northwest after midnight. Chance of precipitation is 60%.
Friday
A chance of showers before 3pm, then a chance of showers after 4pm. Mostly cloudy, with a high near 51. Northwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Friday Night
A 10 percent chance of showers before 7pm. Partly cloudy, with a low around 34. Northwest wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 52. Northwest wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 30. West wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 33.
Monday
Sunny, with a high near 64.
Monday Night
Clear, with a low around 40.
Tuesday
Sunny, with a high near 63.
Tuesday Night
Mostly clear, with a low around 34.
Veterans Day
Mostly sunny, with a high near 61.
Wednesday Night
A slight chance of showers. Partly cloudy, with a low around 35.
Thursday
Mostly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Galveston IN
 40.59°N 86.2°W (Elev. 778 ft)
Last Update:
6:00 pm EST Nov 5, 2026
Forecast Valid:
6pm EST Nov 5, 2026-6pm EST Nov 12, 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