Hazardous Weather Conditions
Current conditions at
Grissom Air Force Base / Peru (KGUS)
Lat: 40.65°NLon: 86.15°WElev: 810ft.
Overcast
26°F
-3°C
| Humidity | 72% |
| Wind Speed | NW 12 mph |
| Barometer | 30.20 in (1024.0 mb) |
| Dewpoint | 18°F (-8°C) |
| Visibility | 10.00 mi |
| Wind Chill | 15°F (-9°C) |
| Last update | 4 Dec 4:55 am EST |
Extended Forecast for
Grissom Air Force Base / Peru IN
Today

High: 22 °F
Partly Sunny
Tonight

Low: 1 °F
Partly Cloudy
Friday

High: 28 °F
Mostly Sunny
Friday Night

Low: 22 °F
Mostly Cloudy
Saturday

High: 32 °F
Mostly Cloudy
Saturday Night

Low: 20 °F
Cloudy
Sunday

High: 28 °F
Chance Snow
Sunday Night

Low: 6 °F
Mostly Cloudy
Monday

High: 22 °F
Mostly Sunny
Detailed Forecast
Today
Partly sunny, with a high near 22. Northwest wind 5 to 10 mph becoming southwest in the afternoon.
Tonight
Partly cloudy, with a low around 1. Wind chill values as low as -5. Calm wind becoming south around 5 mph after midnight.
Friday
Mostly sunny, with a high near 28. Southwest wind 5 to 10 mph.
Friday Night
Mostly cloudy, with a low around 22. Southwest wind around 10 mph.
Saturday
Mostly cloudy, with a high near 32. Southwest wind 5 to 10 mph.
Saturday Night
Cloudy, with a low around 20.
Sunday
A 30 percent chance of snow before 1pm. Mostly cloudy, with a high near 28.
Sunday Night
Mostly cloudy, with a low around 6.
Monday
Mostly sunny, with a high near 22.
Monday Night
A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 11.
Tuesday
A 30 percent chance of snow. Mostly cloudy, with a high near 33.
Tuesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 24.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 36.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Grissom Air Force Base / Peru IN
40.65°N 86.14°W (Elev. 804 ft)
40.65°N 86.14°W (Elev. 804 ft)
5:00 am EST Dec 4, 2025
5am EST Dec 4, 2025-6pm EST Dec 10, 2025



