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Heavy Rains and Potential for Flash Floods

Severe thunderstorms with damaging winds and heavy rains will be possible from the Ohio Valley to the Northeast Tuesday. In addition, heavy rains possible in the central Plains and southern Rockies. Heavy rain threat moves into the southern Mid-Atlantic Wednesday. Dry conditions remain out west where isolated dry thunderstorms could exacerbate ongoing fires and start new fires. Read More >

Hazardous Weather Conditions

Current conditions at

Grissom Air Force Base / Peru (KGUS)

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

Light Drizzle



Humidity 100%
Wind Speed W 9 mph
Barometer 29.92 in (1013.0 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 22 Aug 10:58 am EDT
Detailed forecast for

Miami County

Showers and isolated thunderstorms through early afternoon, then chance of showers and isolated thunderstorms late in the afternoon. Highs in the upper 70s. West winds 10 to 20 mph. Gusts up to 30 mph in the afternoon. Chance of precipitation 90 percent.
Mostly clear. Lows in the mid 50s. West winds 5 to 15 mph with gusts up to 25 mph.
Mostly sunny. Highs in the mid 70s. Northwest winds 5 to 15 mph.
Wednesday Night
Mostly clear. Lows in the lower 50s. North winds around 5 mph.
Mostly sunny in the morning then becoming partly cloudy. Highs in the lower 70s. North winds around 10 mph.
Thursday Night
Mostly clear. Lows around 50.
Mostly sunny. Highs in the lower 70s.
Friday Night
Mostly clear. Lows in the lower 50s.
Mostly sunny. Highs in the mid 70s.
Saturday Night
Mostly clear through midnight then becoming partly cloudy. Lows in the lower 50s.
Partly cloudy. Highs in the mid 70s.
Sunday Night
Partly cloudy. Lows in the upper 50s.
Partly cloudy with a 20 percent chance of showers. Highs in the mid 70s.

Click Map For Forecast
1057 AM EDT Tue Aug 22 2017

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database