Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Current conditions at

Chillicothe Ross County Airport (KRZT)

Lat: 39.44° N Lon: 83.02° W Elev: 725 ft.

Mostly Cloudy

68°F

20°C

Humidity 100%
Wind Speed SW 9 mph
Barometer 29.55 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 18 Jun 3:15 am EDT
Detailed forecast for

Ross County

Today
Mostly cloudy early this morning, then becoming partly cloudy. Showers likely with a chance of thunderstorms this morning, then a chance of showers this afternoon. Highs in the lower 80s. West winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 70 percent.
Tonight
Partly cloudy. A chance of showers with a slight chance of thunderstorms in the evening. Lows in the upper 50s. Northwest winds 10 to 15 mph, diminishing to around 5 mph after midnight. Chance of rain 40 percent.
Juneteenth
Mostly sunny. Highs in the upper 70s. Northwest winds around 5 mph, increasing to 10 to 15 mph in the afternoon.
Friday Night
Mostly clear. Lows in the upper 50s. West winds 5 to 10 mph.
Saturday
Mostly sunny in the morning, then partly cloudy with a slight chance of showers and thunderstorms in the afternoon. Highs around 80. West winds 10 to 15 mph. Chance of rain 20 percent.
Saturday Night
Mostly clear. Lows in the lower 60s.
Sunday
Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 50 percent.
Sunday Night
Showers with a chance of thunderstorms. Lows in the mid 60s. Chance of rain 90 percent.
Monday
Showers. Highs in the upper 70s. Chance of rain 90 percent.
Monday Night
Partly cloudy. A chance of showers in the evening. Lows in the upper 50s. Chance of rain 50 percent.
Tuesday
Partly cloudy in the morning, then clearing. Highs in the upper 70s.
Tuesday Night
Mostly clear. Lows in the upper 50s.
Wednesday
Mostly sunny. Highs in the lower 80s.



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247 AM EDT Thu Jun 18 2026
 
 

Additional Resources

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Hourly Weather Forecast

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