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

41°F

5°C

Humidity 93%
Wind Speed Calm
Barometer 30.08 in (1019.5 mb)
Dewpoint 39°F (4°C)
Visibility 4.00 mi
Last update 3 Mar 3:55 pm EST
Extended Forecast for

3 Miles ESE Bunker Hill IN

  • This Afternoon

    This Afternoon: A 40 percent chance of rain. Cloudy, with a high near 45. Southwest wind around 5 mph becoming north.

    High: 45 °F

    Chance Rain

  • Tonight

    Tonight: A 40 percent chance of rain, mainly after 1am. Cloudy, with a low around 38. Calm wind becoming northeast around 5 mph after midnight.

    Low: 38 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain before 1pm, then a chance of rain and thunderstorms between 1pm and 4pm, then rain likely and possibly a thunderstorm after 4pm. Cloudy, with a high near 51. East wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 51 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain and possibly a thunderstorm. Low around 47. Southeast wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 47 °F

    Rain

  • Thursday

    Thursday: Rain and possibly a thunderstorm before 1pm, then rain likely between 1pm and 4pm, then rain likely and possibly a thunderstorm after 4pm. High near 63. Southwest wind 5 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 63 °F

    Rain

  • Thursday Night

    Thursday Night: A chance of rain and thunderstorms. Mostly cloudy, with a low around 50. Chance of precipitation is 40%.

    Low: 50 °F

    Chance Rain

  • Friday

    Friday: Rain likely, with thunderstorms also possible after 1pm. 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 59. Chance of precipitation is 60%.

    Low: 59 °F

    Slight Chance
    Rain then
    Rain Likely

  • Saturday

    Saturday: Rain, with thunderstorms also possible after 1pm. High near 67. Chance of precipitation is 80%.

    High: 67 °F

    Rain

Detailed Forecast

This Afternoon
A 40 percent chance of rain. Cloudy, with a high near 45. Southwest wind around 5 mph becoming north.
Tonight
A 40 percent chance of rain, mainly after 1am. Cloudy, with a low around 38. Calm wind becoming northeast around 5 mph after midnight.
Wednesday
A chance of rain before 1pm, then a chance of rain and thunderstorms between 1pm and 4pm, then rain likely and possibly a thunderstorm after 4pm. Cloudy, with a high near 51. East wind 5 to 10 mph. Chance of precipitation is 60%.
Wednesday Night
Rain and possibly a thunderstorm. Low around 47. Southeast wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Rain and possibly a thunderstorm before 1pm, then rain likely between 1pm and 4pm, then rain likely and possibly a thunderstorm after 4pm. High near 63. Southwest wind 5 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A chance of rain and thunderstorms. Mostly cloudy, with a low around 50. Chance of precipitation is 40%.
Friday
Rain likely, with thunderstorms also possible after 1pm. 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 59. Chance of precipitation is 60%.
Saturday
Rain, with thunderstorms also possible after 1pm. High near 67. Chance of precipitation is 80%.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Sunny, with a high near 61.
Sunday Night
Partly cloudy, with a low around 45.
Monday
Sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Bunker Hill IN
 40.64°N 86.05°W (Elev. 807 ft)
Last Update:
2:16 pm EST Mar 3, 2026
Forecast Valid:
3pm EST Mar 3, 2026-6pm EDT Mar 9, 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