Current conditions at

Grissom Air Force Base / Peru (KGUS)

Lat: 40.65°NLon: 86.15°WElev: 810ft.

Mostly Cloudy

69°F

21°C

Humidity 83%
Wind Speed SW 14 mph
Barometer 29.69 in (1005.2 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 4 Nov 12:55 pm EST
Extended Forecast for

Peru IN

  • This Afternoon

    This Afternoon: Isolated showers before 3pm.  Mostly cloudy, with a high near 69. Southwest wind around 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 20%.

    High: 69 °F

    Isolated
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 48. Southwest wind 5 to 10 mph.

    Low: 48 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 60. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 60 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 40 percent chance of showers after 4am.  Mostly cloudy, with a low around 43. West wind around 5 mph becoming northwest after midnight.

    Low: 43 °F

    Chance
    Showers

  • Friday

    Friday: A 40 percent chance of showers.  Mostly cloudy, with a high near 53. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 53 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

Detailed Forecast

This Afternoon
Isolated showers before 3pm. Mostly cloudy, with a high near 69. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 48. Southwest wind 5 to 10 mph.
Thursday
Mostly cloudy, with a high near 60. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
A 40 percent chance of showers after 4am. Mostly cloudy, with a low around 43. West wind around 5 mph becoming northwest after midnight.
Friday
A 40 percent chance of showers. Mostly cloudy, with a high near 53. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 35.
Saturday
Mostly sunny, with a high near 53.
Saturday Night
Mostly clear, with a low around 30.
Sunday
Sunny, with a high near 58.
Sunday Night
Mostly clear, with a low around 33.
Monday
Sunny, with a high near 61.
Monday Night
Clear, with a low around 38.
Tuesday
Sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
Peru IN
 40.76°N 86.07°W (Elev. 656 ft)
1:29 pm EST Nov 4, 2026
2pm EST Nov 4, 2026-6pm EST Nov 10, 2026
 
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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