Widespread, Significant Severe Storms; Blistering Heat; Persistent Monsoon and Fire Weather Threats

A swath of severe weather is forecast from the Middle South to the Great Lakes. Very large hail, significant damaging winds, and tornadoes will be possible; especially; from northwestern Tennessee to southwestern Ohio. The south-central U.S. remains excessively hot, with Heat Indices over 110 degrees. Monsoon moisture continues threats of local flash floods, and dry thunderstorms in the west.
Read More...

Last Update: 1253 PM EDT Fri Jul 20 2018

View Nearby Observations

For More Weather Information:

Philadelphia, PA Local Forecast Office

35NM NNW Lewes DE

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY AFTERNOON THROUGH

Synopsis: High pressure will continue to move offshore this afternoon. A low pressure system will move up the eastern seaboard on Saturday. Another low pressure system will remain nearly stationary over the Midwest through the weekend. The low will slide southward through early next week, bringing unsettled weather to our area through much of the next week.

This Afternoon
SE winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt late. Waves 2 ft or less.
Tonight
E winds 5 to 10 kt. Waves 2 ft or less.
Sat
E winds 10 to 15 kt with gusts up to 20 kt. Waves 2 ft or less. A chance of showers in the morning, then showers in the afternoon.
Sat Night
E winds 15 to 20 kt, becoming S 10 to 15 kt after midnight. Gusts up to 25 kt. Waves 2 ft or less. Showers in the evening. A chance of showers after midnight.
Sun
SE winds 10 to 15 kt with gusts up to 20 kt. Waves 2 ft or less. A chance of showers in the morning, then showers likely with a chance of tstms in the afternoon.
Sun Night
SE winds 10 to 15 kt with gusts up to 20 kt. Waves 2 ft or less. Showers likely with a chance of tstms.
Mon
S winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Waves around 3 ft. A chance of tstms in the morning. Showers likely.
Mon Night
S winds around 15 kt. Waves around 3 ft. Showers likely, mainly in the evening.
Tue
S winds around 15 kt. Waves around 3 ft. A chance of showers and tstms.
Tue Night
S winds 10 to 15 kt. Waves around 3 ft. A chance of tstms in the evening. A chance of showers. winds and waves higher in and near tstms.
  Click Map For Detailed Forecast

ABOUT THIS FORECAST

Last Update: 1253 PM EDT Fri Jul 20 2018
  Forecast Discussion
   

RADAR & SATELLITE IMAGES

Link to Local Radar Data Link to Satellite Data