Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

15NM NE Lewes DE

Marine Point Forecast

[NOTICE]

Tonight
Low: 71 °F
S 10kt
1ft
Saturday
High: 84 °F
⇑SSE 10kt
1ft
Saturday Night
Low: 73 °F
S 10kt
1ft
Sunday
High: 85 °F
⇑SSE 15kt
1ft
Sunday Night
Low: 73 °F
S 15kt
1ft
Monday
High: 86 °F
S 15kt
1-2ft
Monday Night
Low: 72 °F
SSW 10kt
1ft
Tuesday
High: 84 °F
S 10kt
1ft
Tuesday Night
Low: 72 °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 31, 2026
Forecast Valid: 9pm EDT Jul 31, 2026-6pm EDT Aug 7, 2026

View Nearby Observations

Detailed Forecast

Tonight

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

Saturday

SSW wind 5 to 8 kt becoming SSE 7 to 10 kt in the afternoon. Partly sunny. Seas around 1 ft.

Saturday Night

S wind 5 to 10 kt. Mostly cloudy. Seas around 1 ft.

Sunday

SSE wind 5 to 10 kt increasing to 10 to 15 kt in the afternoon. Winds could gust as high as 20 kt. Mostly sunny. Seas around 1 ft.

Sunday Night

S wind 10 to 15 kt, with gusts as high as 20 kt. Showers and possibly a thunderstorm. Seas around 1 ft.

Monday

S wind 10 to 15 kt, with gusts as high as 25 kt. Showers and possibly a thunderstorm. Seas 1 to 2 ft.

Monday Night

SSW wind 5 to 10 kt. A chance of showers and thunderstorms. Seas around 1 ft.

Tuesday

SW wind 5 to 10 kt becoming S in the afternoon. A chance of showers. Seas around 1 ft.

Tuesday Night

Variable winds 5 kt or less. Mostly cloudy. 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.