Heat Across The Southern U.S.; Storms And Heavy Rain in Central U.S.

The early-season heat across portions of the Southern U.S. will continue for much of this week with more potential record high temperatures. On Tuesday, expect 90s and triple digits from the southern Plains into parts of the Lower Mississippi Valley. Also on Tuesday, strong to severe thunderstorms and locally heavy rainfall will be possible from the central Plains into the Mid Mississippi Valley.
Read More...

En Español

Hazardous Weather Conditions

Small Craft Advisory in effect from May 16, 08:00 PM EDT until May 18, 09:00 AM EDT

For More Weather Information:

Gray/Portland, ME Local Forecast Office

9NM ESE Portsmouth NH

Marine Point Forecast

[NOTICE]

Overnight

WSW 15kt
3ft
Low: 50 °F
Tuesday

WSW 15kt
2-3ft
High: 67 °F
Tuesday
Night
W 15kt
2ft
Low: 48 °F
Wednesday

WNW 15kt
1-2ft
High: 62 °F
Wednesday
Night
WNW 10kt
2ft
Low: 51 °F
Thursday

S 15kt
1-2ft
High: 58 °F
Thursday
Night
S 10kt
2ft
Low: 53 °F
Friday

SE 15kt
1-2ft
High: 60 °F
Friday
Night
S 15kt
2ft
Low: 57 °F

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 1:30 am EDT May 17, 2022
Forecast Valid: 4am EDT May 17, 2022-6pm EDT May 23, 2022

View Nearby Observations

Detailed Forecast

Synopsis: ANZ100-171700- 1056 PM EDT Mon May 16 2022 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM. A cold front will cross the waters tonight with scattered thunderstorms continuing this evening. Patchy fog is possible tonight into early Tuesday morning along the coast before lifting out as winds quickly build with gusts up to 30 kts for Tuesday afternoon. Brisk offshore winds will continue into Wednesday before high pressure builds in and brings light winds and clear skies through the rest of the week. $$

Overnight

WSW wind around 15 kt, with gusts as high as 20 kt. Patchy fog before 5am. Seas around 3 ft.

Tuesday

WSW wind around 15 kt, with gusts as high as 25 kt. Sunny. Seas 2 to 3 ft.

Tuesday Night

W wind around 15 kt. Mostly clear. Seas around 2 ft.

Wednesday

WNW wind 10 to 15 kt, with gusts as high as 25 kt. Sunny. Seas 1 to 2 ft.

Wednesday Night

WNW wind 5 to 10 kt. Partly cloudy. Seas around 2 ft.

Thursday

S wind 10 to 15 kt. A chance of showers after 8am. Seas 1 to 2 ft.

Thursday Night

S wind around 10 kt becoming WSW after midnight. Partly cloudy. Seas around 2 ft.

Friday

WSW wind 5 to 8 kt becoming SE 10 to 15 kt in the afternoon. Mostly sunny. Seas 1 to 2 ft.

Friday Night

S wind around 15 kt. Partly cloudy. Seas around 2 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.