Hazardous Weather Conditions
Current conditions at
Grissom Air Force Base / Peru (KGUS)
Lat: 40.65°NLon: 86.15°WElev: 810ft.
Fair
73°F
23°C
| Humidity | 86% |
| Wind Speed | SW 7 mph |
| Barometer | 30.02 in (1016.1 mb) |
| Dewpoint | 69°F (21°C) |
| Visibility | 10.00 mi |
| Last update | 2 Sep 7:55 am EDT |
Extended Forecast for
3 Miles NNW Somerset IN
Heat Advisory September 2, 09:01am until September 2, 08:00pm
NOW until 8:00pm Wed

Heat Advisory
Today

High: 93 °F
Hot
Tonight

Low: 74 °F
Mostly Clear
Thursday
High: 93 °F
Sunny then
Slight Chance
T-stormsThursday Night
Low: 72 °F
Partly Cloudy
then Chance
T-stormsFriday

High: 89 °F
Chance
T-stormsFriday Night
Low: 69 °F
Partly Cloudy
then Chance
T-stormsSaturday

High: 85 °F
Chance
T-stormsSaturday Night
Low: 64 °F
Partly Cloudy
then Slight
Chance
Showers
Detailed Forecast
Today
Sunny and hot, with a high near 93. Heat index values as high as 103. Southwest wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 74. Southwest wind around 5 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 3pm. Sunny and hot, with a high near 93. Heat index values as high as 103. Southwest wind around 5 mph.
Thursday Night
A slight chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 72. Calm wind. Chance of precipitation is 30%.
Friday
A 40 percent chance of showers and thunderstorms before 2pm. Mostly sunny, with a high near 89. Calm wind becoming northeast around 5 mph.
Friday Night
A 50 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 69.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Saturday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 64.
Sunday
A 10 percent chance of showers before 8am. Mostly sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 61.
Labor Day
Mostly sunny, with a high near 82.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 62.
Tuesday
A slight chance of showers. Partly sunny, with a high near 83.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles NNW Somerset IN
40.75°N 85.9°W (Elev. 745 ft)
40.75°N 85.9°W (Elev. 745 ft)
6:30 am EDT Sep 2, 2026
9am EDT Sep 2, 2026-6pm EDT Sep 8, 2026



