Thunderstorms and Heavy Rainfall from the Plains to the Mid-Atlantic

Severe thunderstorms producing damaging winds are most likely over parts of the Dakotas into Minnesota from this afternoon into the overnight, with other isolated storms producing hail or wind over the northern High Plains. In the Northern Plains into the Upper Great Lakes and Mid-Atlantic, heavy to excessive rain may bring flash and urban flooding through Wednesday. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

15NM NE Lewes DE

Marine Point Forecast

[NOTICE]

Late Afternoon
High: 80 °F
Light Wind
< 1ft
Tonight
Low: 70 °F
NE 10kt
< 1ft
Wednesday
High: 80 °F
NE 10kt
< 1ft
Wednesday Night
Low: 72 °F
Light Wind
1ft
Thursday
High: 83 °F
⇑S 10kt
1ft
Thursday Night
Low: 75 °F
Light Wind
1ft
Friday
High: 89 °F
Light Wind
1ft
Friday Night
Low: 74 °F
Light Wind
1ft
Saturday
High: 83 °F
Light Wind
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:08 pm EDT Jul 7, 2026
Forecast Valid: 5pm EDT Jul 7, 2026-6pm EDT Jul 14, 2026

View Nearby Observations

Detailed Forecast

Late Afternoon

Variable winds 5 kt or less. A slight chance of showers and thunderstorms. Seas 1 ft or less.

Tonight

NE wind 5 to 10 kt. A slight chance of showers and thunderstorms before 8pm. Seas 1 ft or less.

Wednesday

NE wind 5 to 10 kt becoming ESE in the afternoon. Mostly cloudy, then gradually becoming sunny. Seas 1 ft or less.

Wednesday Night

Variable winds 5 kt or less. Increasing clouds. Seas around 1 ft.

Thursday

S wind 5 to 8 kt increasing to 7 to 10 kt in the afternoon. Showers likely and possibly a thunderstorm after 2pm. Seas around 1 ft.

Thursday Night

Variable winds 5 kt or less. Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Seas around 1 ft.

Friday

Variable winds 5 kt or less. Mostly sunny. Seas around 1 ft.

Friday Night

Variable winds 5 kt or less. A chance of showers. Seas around 1 ft.

Saturday

Variable winds 5 kt or less. A chance of showers and thunderstorms after 2pm. Seas around 1 ft.

Winds and seas higher in and near tstms.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.