Isolated Severe Storms in the Midwest; Fire Weather Concerns in the Northern Plains; Record Heat in the West

Isolated severe storms are possible across parts of the Florida Peninsula and the Great Lakes to Lower Missouri Valley and south-central Plains late this afternoon and early evening. Elevated to critical fire weather concerns continue over much of the northern Great Plains. Above average temperatures persist across portions of the West today. Read More >

Current conditions at

Grissom Air Force Base / Peru (KGUS)

Lat: 40.65°NLon: 86.15°WElev: 810ft.

Partly Cloudy

74°F

23°C

Humidity 36%
Wind Speed SW 15 mph
Barometer 30.00 in (1016.1 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 12 May 2:55 pm EDT
Extended Forecast for

2 Miles WSW Peru IN

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 75. Southwest wind around 15 mph, with gusts as high as 20 mph.

    High: 75 °F

    Partly Sunny

  • Tonight

    Tonight: Showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am.  Low around 54. Southwest wind around 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Showers

  • Wednesday

    Wednesday: A slight chance of sprinkles between 11am and 2pm.  Mostly sunny, with a high near 59. Northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 59 °F

    Slight Chance
    Sprinkles

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 41. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 41 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 66. North wind 5 to 10 mph.

    High: 66 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers, mainly before 2pm.  Mostly cloudy, with a high near 71.

    High: 71 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly after 2am.  Partly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms before 8am, then a slight chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 84. Chance of precipitation is 30%.

    High: 84 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 75. Southwest wind around 15 mph, with gusts as high as 20 mph.
Tonight
Showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Low around 54. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A slight chance of sprinkles between 11am and 2pm. Mostly sunny, with a high near 59. Northwest wind around 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 41. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 66. North wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 47.
Friday
A 40 percent chance of showers, mainly before 2pm. Mostly cloudy, with a high near 71.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 60.
Saturday
A chance of showers and thunderstorms before 8am, then a slight chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
Saturday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Sunday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Monday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Peru IN
 40.76°N 86.1°W (Elev. 650 ft)
2:30 pm EDT May 12, 2026
3pm EDT May 12, 2026-6pm EDT May 18, 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