National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Grissom Air Force Base / Peru (KGUS)

Lat: 40.65°NLon: 86.15°WElev: 810ft.

Overcast

64°F

18°C

Humidity 76%
Wind Speed SW 13 mph
Barometer 29.79 in (1009.1 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 9 Mar 7:55 pm EDT
Extended Forecast for

2 Miles E Mexico IN

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before 4am. Mostly cloudy, with a low around 59. Southwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 59 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 74. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 74 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2am. Low around 55. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 55 °F

    T-storms
    Likely then
    T-storms

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 65. Southwest wind 15 to 20 mph becoming west in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 65 °F

    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 29. Northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 29 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of rain after 2am. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday

    Friday: A 30 percent chance of rain, mainly before 8am. Mostly cloudy, with a high near 51. Breezy.

    High: 51 °F

    Chance Rain
    and Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of showers, mainly before 4am. Mostly cloudy, with a low around 59. Southwest wind around 15 mph, with gusts as high as 25 mph.
Tuesday
A slight chance of showers, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 74. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tuesday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2am. Low around 55. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers and possibly a thunderstorm. High near 65. Southwest wind 15 to 20 mph becoming west in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
Mostly cloudy, with a low around 29. Northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Thursday
Sunny, with a high near 45.
Thursday Night
A 30 percent chance of rain after 2am. Mostly cloudy, with a low around 38.
Friday
A 30 percent chance of rain, mainly before 8am. Mostly cloudy, with a high near 51. Breezy.
Friday Night
Mostly cloudy, with a low around 31.
Saturday
A slight chance of rain and snow before 2pm. Mostly cloudy, with a high near 50. Chance of precipitation is 20%.
Saturday Night
A 40 percent chance of rain. Cloudy, with a low around 41.
Sunday
Rain. High near 57. Breezy. Chance of precipitation is 80%.
Sunday Night
Rain and snow. Mostly cloudy, with a low around 25.
Monday
A slight chance of snow. Mostly cloudy, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Mexico IN
 40.8°N 86.07°W (Elev. 801 ft)
Last Update:
6:31 pm EDT Mar 9, 2026
Forecast Valid:
8pm EDT Mar 9, 2026-6pm EDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation