Dangerous Heat Builds and Expands; Critical Fire Weather for the Southwest; Severe Thunderstorms for Plains and Midwest

Dangerous to record breaking heat will build across the center of the nation and slowly build eastward this week. Wildfire conditions remain critical for the Southwest and portions of the Great Basin through Monday. For the northern Plains and upper Midwest, severe thunderstorms with the potential for large to very large hail and severe winds are the primary hazards. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

7NM SSE Lewes DE

Marine Point Forecast

[NOTICE]

Overnight
Low: 70 °F
Light Wind
1ft
Monday
High: 79 °F
NE 10kt
1ft
Monday Night
Low: 68 °F
Light Wind
1ft
Tuesday
High: 81 °F
⇑SE 10kt
1ft
Tuesday Night
Low: 70 °F
SSW 10kt
1ft
Wednesday
High: 88 °F
S 10kt
1ft
Wednesday Night
Low: 75 °F
SSW 10kt
1ft
Thursday
High: 89 °F
S 10kt
1ft
Thursday Night
Low: 77 °F
SW 10kt
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 9:43 pm EDT Jun 28, 2026
Forecast Valid: 12am EDT Jun 29, 2026-6pm EDT Jul 5, 2026

View Nearby Observations

Detailed Forecast

Overnight

Variable winds 5 kt or less. Patchy fog after 1am. Seas around 1 ft.

Monday

NE wind 5 to 10 kt. Partly sunny. Seas around 1 ft.

Monday Night

Variable winds 5 kt or less. Patchy fog between 10pm and midnight, then Patchy fog after 1am. Seas around 1 ft.

Tuesday

SE wind 5 to 8 kt increasing to 7 to 10 kt in the afternoon. Mostly sunny. Seas around 1 ft.

Tuesday Night

SSW wind around 10 kt. Partly cloudy. Seas around 1 ft.

Wednesday

S wind around 10 kt. Sunny. Seas around 1 ft.

Wednesday Night

SSW wind around 10 kt. Mostly clear. Seas around 1 ft.

Thursday

SW wind 5 to 10 kt becoming S in the afternoon. Sunny. Seas around 1 ft.

Thursday Night

SW wind 5 to 10 kt. Mostly clear. Seas around 1 ft.

*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.