Current conditions at

Grissom Air Force Base / Peru (KGUS)

Lat: 40.65° N Lon: 86.15° W Elev: 810 ft.

Fair

19°F

-7°C

Humidity 53%
Wind Speed W 17 mph
Barometer 30.14 in (1021.9 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill4°F (-16°C)
Last update 22 Jan 5:55 am EST
Detailed forecast for

Miami County

Today
Mostly sunny. Highs in the upper 20s. West winds 15 to 20 mph. Gusts up to 35 mph, decreasing to 25 mph this afternoon.
Tonight
Mostly cloudy in the evening, then becoming partly cloudy. Colder with lows around zero. Northwest winds 10 to 15 mph with gusts up to 25 mph. Wind chill values as low as 12 below after midnight.
Friday
Mostly sunny in the morning, then becoming partly cloudy. Much colder with highs around 5 above. Northwest winds 10 to 15 mph with gusts up to 25 mph. Wind chill values as low as 21 below.
Friday Night
Partly cloudy in the evening, then becoming mostly cloudy. Cold. Near steady temperature around 1 above. North winds 5 to 10 mph. Wind chill values as low as 13 below.
Saturday
Mostly cloudy. A chance of snow in the afternoon. Little or no snow accumulation. Cold with highs around 10 above. East winds 5 to 10 mph. Chance of snow 30 percent. Wind chill values as low as 10 below.
Saturday Night
Snow likely. Light snow accumulation possible. Cold. Near steady temperature around 10 above. Chance of snow 70 percent. Wind chill values as low as 10 below.
Sunday
Snow likely, mainly in the morning. Additional light snow accumulation possible. Cold with highs around 15. Chance of snow 70 percent. Wind chill values as low as 5 below.
Sunday Night
Mostly cloudy with a slight chance of snow in the evening, then partly cloudy after midnight. Cold with lows around zero. Chance of snow 20 percent. Wind chill values as low as 10 below after midnight.
Monday
Partly cloudy in the morning, then becoming mostly sunny. Cold with highs around 10 above. Wind chill values as low as 15 below.
Monday Night
Mostly clear. Cold with lows zero to 5 above zero. Wind chill values as low as 10 below.
Tuesday
Partly cloudy. Highs in the lower 20s. Wind chill values as low as 10 below in the morning.
Tuesday Night
Mostly cloudy. Cold with lows around 10 above.
Wednesday
Mostly cloudy in the morning, then partly cloudy with a slight chance of snow in the afternoon. Highs in the lower 20s. Chance of snow 20 percent. Wind chill values as low as zero.



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443 AM EST Thu Jan 22 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database