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Severe weather possible across parts of Plains, Ohio Valley and mid-Atlantic to New England

The NWS Storm Prediction Center is forecasting a risk of severe thunderstorms Wednesday afternoon and evening across parts of the central and southern Plains, the Ohio Valley and the mid-Atlantic into New England. Damaging winds and large hail will be the main threats, with an isolated risk of tornadoes across parts of the central and southern Plains.
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Hazardous Weather Conditions

Current conditions at

Sioux City, Sioux Gateway Airport (KSUX)

Lat: 42.4°NLon: 96.38°WElev: 1099ft.

Fair

82°F

28°C

Humidity 33%
Wind Speed S 9 mph
Barometer 29.99 in (1015.1 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 27 May 6:52 pm CDT

Detailed Forecast

Tonight
Partly cloudy until early morning...then mostly cloudy with a 30 percent chance of showers and thunderstorms late in the night. Lows in the upper 50s. Southeast winds up to 10 mph.
Thursday
Mostly cloudy with a 50 percent chance of showers and thunderstorms. Highs around 80. South winds 10 to 20 mph.
Thursday Night
Mostly cloudy. A chance of showers and thunderstorms through midnight...then showers and thunderstorms likely after midnight. Lows in the lower 60s. South winds 5 to 15 mph. Chance of precipitation 70 percent.
Friday
Showers and thunderstorms likely. Highs in the mid 70s. Southwest winds 5 to 10 mph shifting to the north 10 to 15 mph in the afternoon. Chance of precipitation 70 percent.
Friday Night
Cooler. Mostly cloudy with a 50 percent chance of rain showers and thunderstorms. Lows in the upper 40s. North winds 10 to 15 mph.
Saturday
Mostly sunny. Highs in the mid 60s.
Saturday Night
Partly cloudy. Lows in the upper 40s.
Sunday
Sunny. Highs around 70.
Sunday Night
Partly cloudy. Lows in the lower 50s.
Monday
Mostly sunny. Highs in the mid 70s.
Monday Night
Partly cloudy. Lows in the upper 50s.
Tuesday
Mostly sunny. Highs around 80.
Tuesday Night
Increasing clouds. A 20 percent chance of showers and thunderstorms. Lows in the lower 60s.
Wednesday
Partly sunny with a 20 percent chance of showers and thunderstorms. Highs in the upper 70s.
  Click Map For Detailed Forecast
310 PM CDT WED MAY 27 2015
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Graph

National Digital Forecast Database