Excessive Heat Continues Across the West

Dangerously hot temperatures are expected again for much of the Pacific Northwest and portions of the Southwest. Elsewhere, severe thunderstorms and heavy rain are possible across portions of New Mexico and southern High Plains.
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Last Update: 339 PM EDT Sun Jun 25 2017

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Philadelphia, PA Local Forecast Office

10NM SE Lewes DE

Marine Zone Forecast


Synopsis: A large area of high pressure will slowly move through the eastern U.S. early this week before moving offshore Wednesday and Thursday. A series of surface lows will move from the northern and central plains to the Great Lakes and Northeast from mid to late week, ushering in warmer and more humid air late this week and this coming weekend.

Tonight
SW winds 5 to 10 kt, becoming NW 10 to 15 kt after midnight. Waves 2 ft or less. Mainly in S swell with a dominant period of 6 seconds.
Mon
W winds 5 to 10 kt. Waves 2 ft or less. Mainly in S swell with a dominant period of 6 seconds.
Mon Night
SW winds 10 to 15 kt. Waves 2 ft or less. Mainly in SE swell with a dominant period of 9 seconds.
Tue
W winds 5 to 10 kt. Waves 2 ft or less. Mainly in SE swell with a dominant period of 9 seconds. a chance of showers and tstms in the afternoon.
Tue Night
W winds 5 to 10 kt, becoming NW after midnight. Waves 2 ft or less. A chance of showers and tstms in the evening.
Wed
NW winds around 10 kt, becoming W in the afternoon. Waves 2 ft or less.
Wed Night
SW winds 10 to 15 kt. Waves 2 ft or less.
Thu
SW winds 10 to 15 kt, becoming S 15 to 20 kt in the afternoon. Seas 3 to 4 ft.
Thu Night
SW winds 15 to 20 kt. Seas 3 to 5 ft.
Fri
SW winds 15 to 20 kt. Seas 3 to 5 ft.
Fri Night
SW winds around 15 kt. Seas 3 to 5 ft. winds and seas higher in and near tstms.

Winds and seas higher in and near tstms.
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ABOUT THIS FORECAST

Last Update: 339 PM EDT Sun Jun 25 2017
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