Current conditions at
Grissom Air Force Base / Peru (KGUS)
Lat: 40.65°NLon: 86.15°WElev: 810ft.
Overcast
76°F
24°C
| Humidity | 66% |
| Wind Speed | SW 6 mph |
| Barometer | 29.98 in (1015.2 mb) |
| Dewpoint | 64°F (18°C) |
| Visibility | 10.00 mi |
| Heat Index | 78°F (26°C) |
| Last update | 25 Jul 4:55 pm EDT |
Extended Forecast for
5 Miles SE Peru IN
Tonight

Low: 66 °F
Mostly Cloudy
Sunday

High: 87 °F
Partly Sunny
Sunday Night
Low: 70 °F
Partly Cloudy
then Chance
T-stormsMonday
High: 90 °F
Chance
Showers then
Chance
T-stormsMonday Night

Low: 70 °F
Showers
LikelyTuesday

High: 83 °F
Slight Chance
T-stormsTuesday Night

Low: 62 °F
Mostly Clear
Wednesday

High: 81 °F
Sunny
Wednesday Night

Low: 60 °F
Mostly Clear
Detailed Forecast
Tonight
Mostly cloudy, with a low around 66. Southwest wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 87. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
A 50 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70. Southwest wind around 5 mph.
Monday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny and hot, with a high near 90. Heat index values as high as 103. Southwest wind 5 to 15 mph. Chance of precipitation is 40%.
Monday Night
Showers likely and possibly a thunderstorm before 2am, then a slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 70. Southwest wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
A 10 percent chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 83.
Tuesday Night
Mostly clear, with a low around 62.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 60.
Thursday
Sunny, with a high near 82.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
5 Miles SE Peru IN
40.71°N 85.99°W (Elev. 794 ft)
40.71°N 85.99°W (Elev. 794 ft)
4:00 pm EDT Jul 25, 2026
6pm EDT Jul 25, 2026-6pm EDT Aug 1, 2026


