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

Sylvania, Plantation Airpark (KJYL)

Lat: 32.65° N Lon: 81.6° W Elev: 187 ft.

Overcast

78°F

26°C

Humidity 100%
Wind Speed W 6 mph
Barometer 30.00 in
Dewpoint 78°F (26°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 18 Jun 8:55 am EDT
Detailed forecast for

Allendale County

Today
Mostly sunny. Showers and thunderstorms likely this afternoon. Highs in the lower 90s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 70 percent.
Tonight
Showers and thunderstorms. Lows in the lower 70s. Southwest winds 5 to 10 mph with gusts up to 25 mph. Chance of rain 90 percent.
Juneteenth
Mostly cloudy. Showers and thunderstorms in the morning, then a chance of showers in the afternoon. Highs in the mid 80s. Southwest winds 5 to 10 mph with gusts up to 25 mph. Chance of rain 90 percent.
Friday Night
Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 70s. West winds 5 to 10 mph with gusts up to 20 mph in the evening, becoming light and variable.
Saturday
Mostly sunny. Highs around 90. Light and variable winds.
Saturday Night
Partly cloudy. Lows around 70.
Sunday
Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 30 percent.
Sunday Night
Partly cloudy with a chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 30 percent.
Monday
Mostly sunny with a slight chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 20 percent.
Monday Night
Partly cloudy with a slight chance of showers and thunderstorms. Lows in the mid 70s. Chance of rain 20 percent.
Tuesday
Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 40 percent.
Tuesday Night
Partly cloudy with a slight chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 20 percent.
Wednesday
Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 30 percent.



Basemap Options
Click map to change the forecast location
Loading map...
537 AM EDT Thu Jun 18 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database