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

24NM NNE Lewes DE

Marine Point Forecast

[NOTICE]

Saturday
High: 84 °F
⇑SSE 10kt
< 1ft
Saturday Night
Low: 72 °F
S 10kt
1ft
Sunday
High: 84 °F
⇑SSE 15kt
< 1ft
Sunday Night
Low: 73 °F
S 10kt
< 1ft
Monday
High: 84 °F
S 10kt
1ft
Monday Night
Low: 72 °F
S 10kt
< 1ft
Tuesday
High: 83 °F
Light Wind
< 1ft
Tuesday Night
Low: 71 °F
Light Wind
< 1ft
Wednesday
High: 83 °F
SSW 10kt
< 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: 3am EDT Aug 1, 2026-6pm EDT Aug 7, 2026

View Nearby Observations

Detailed Forecast

Saturday

SW wind 5 to 8 kt becoming SSE 7 to 10 kt in the afternoon. Partly sunny. Waves 1 ft or less.

Saturday Night

S wind 5 to 10 kt. Mostly cloudy. Waves 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. Waves 1 ft or less.

Sunday Night

S wind around 10 kt. Showers and possibly a thunderstorm. Waves 1 ft or less.

Monday

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

Monday Night

S wind 5 to 10 kt. Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Waves 1 ft or less.

Tuesday

Variable winds 5 kt or less. A chance of showers, with thunderstorms also possible after 2pm. Waves 1 ft or less.

Tuesday Night

Variable winds 5 kt or less. A chance of thunderstorms before 8pm. Waves 1 ft or less.

Wednesday

SSW wind 5 to 10 kt. A chance of showers. Waves 1 ft or less.

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.