Hazardous Weather Conditions
Current conditions at
Grissom Air Force Base / Peru (KGUS)
Lat: 40.65°NLon: 86.15°WElev: 810ft.
Fair
87°F
31°C
| Humidity | 68% |
| Wind Speed | SE 5 mph |
| Barometer | 29.91 in (1012.3 mb) |
| Dewpoint | 75°F (24°C) |
| Visibility | 10.00 mi |
| Heat Index | 97°F (36°C) |
| Last update | 4 Sep 4:55 pm EDT |
Extended Forecast for
Galveston IN
Heat Advisory September 4, 05:32pm until September 4, 08:00pm
NOW until 8:00pm Fri
Heat Advisory
Tonight
Low: 70 °F
Partly Cloudy
then Slight
Chance
T-stormsSaturday

High: 88 °F
Slight Chance
T-stormsSaturday Night

Low: 62 °F
Partly Cloudy
Sunday

High: 81 °F
Sunny
Sunday Night

Low: 57 °F
Mostly Clear
Labor Day

High: 82 °F
Sunny
Monday Night

Low: 61 °F
Partly Cloudy
Tuesday

High: 87 °F
Mostly Sunny
Detailed Forecast
Tonight
A 20 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 70. Southwest wind 5 to 10 mph.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88. Heat index values as high as 96. West wind 5 to 10 mph becoming northwest in the afternoon.
Saturday Night
Partly cloudy, with a low around 62. Northeast wind 5 to 10 mph.
Sunday
Sunny, with a high near 81. Northeast wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 57. East wind around 5 mph.
Labor Day
Sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
Partly cloudy, with a low around 69.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 91.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 83.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 81.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Galveston IN
40.59°N 86.2°W (Elev. 778 ft)
40.59°N 86.2°W (Elev. 778 ft)
4:32 pm EDT Sep 4, 2026
5pm EDT Sep 4, 2026-6pm EDT Sep 11, 2026



