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.

Fog/Mist

40°F

4°C

Humidity 90%
Wind Speed E 5 mph
Barometer 30.15 in (1021.9 mb)
Dewpoint 37°F (3°C)
Visibility 6.00 mi
Wind Chill36°F (2°C)
Last update 3 Mar 11:55 pm EST
Extended Forecast for

2 Miles S Miami IN

  • Overnight

    Overnight: A 40 percent chance of rain. Cloudy, with a low around 38. East wind around 5 mph.

    Low: 38 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain, with thunderstorms also possible after 4pm. Cloudy, with a high near 53. East wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 53 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain and thunderstorms likely before 1am, then rain between 1am and 4am, then rain and possibly a thunderstorm after 4am. Low around 48. East wind around 5 mph becoming south after midnight. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Rain

  • Thursday

    Thursday: Rain and possibly a thunderstorm. High near 63. South wind 5 to 15 mph becoming southwest in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 63 °F

    Rain

  • Thursday Night

    Thursday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 51. West wind around 5 mph becoming south after midnight.

    Low: 51 °F

    Chance Rain

  • Friday

    Friday: Rain likely and possibly a thunderstorm before 1pm, then a chance of rain. Mostly cloudy, with a high near 73. Chance of precipitation is 60%.

    High: 73 °F

    Rain Likely

  • Friday Night

    Friday Night: A slight chance of rain, then rain likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 58. Breezy. Chance of precipitation is 60%.

    Low: 58 °F

    Slight Chance
    Rain then
    Rain Likely
    and Breezy

  • Saturday

    Saturday: Rain and possibly a thunderstorm before 1pm, then a slight chance of rain. High near 66. Breezy. Chance of precipitation is 80%.

    High: 66 °F

    Rain and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 40 percent chance of rain. Cloudy, with a low around 38. East wind around 5 mph.
Wednesday
A chance of rain, with thunderstorms also possible after 4pm. Cloudy, with a high near 53. East wind 5 to 10 mph. Chance of precipitation is 30%.
Wednesday Night
Rain and thunderstorms likely before 1am, then rain between 1am and 4am, then rain and possibly a thunderstorm after 4am. Low around 48. East wind around 5 mph becoming south after midnight. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Rain and possibly a thunderstorm. High near 63. South wind 5 to 15 mph becoming southwest in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 51. West wind around 5 mph becoming south after midnight.
Friday
Rain likely and possibly a thunderstorm before 1pm, then a chance of rain. Mostly cloudy, with a high near 73. Chance of precipitation is 60%.
Friday Night
A slight chance of rain, then rain likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 58. Breezy. Chance of precipitation is 60%.
Saturday
Rain and possibly a thunderstorm before 1pm, then a slight chance of rain. High near 66. Breezy. Chance of precipitation is 80%.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 69.
Monday Night
A chance of rain and thunderstorms. Partly cloudy, with a low around 57.
Tuesday
Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 72. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Miami IN
 40.57°N 85.97°W (Elev. 797 ft)
Last Update:
10:46 pm EST Mar 3, 2026
Forecast Valid:
12am EST Mar 4, 2026-6pm EDT Mar 10, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation