Severe Weather, Excessive Rainfall and Heat Concerns This Weekend

Clusters of showers and strong to severe thunderstorms are expected across portions of the southern Plains today, then tracking into the Lower Mississippi Valley. The greatest hazards today will be from large hail and damaging wind gusts. Elsewhere, excessive rainfall and flooding concerns across portions of the Plains and Midwest today. Excessive heat continues across Puerto Rico this weekend.
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Gray/Portland, ME Local Forecast Office

18NM NNE Portsmouth NH

Marine Point Forecast

[NOTICE]

This
Afternoon
Light Wind
< 1ft
High: 61 °F
Tonight

Light Wind
< 1ft
Low: 50 °F
Sunday

Light Wind
2ft
High: 64 °F
Sunday
Night
Light Wind
1-2ft
Low: 54 °F
Monday

SSE 10kt
1-2ft
High: 68 °F
Monday
Night
SE 10kt
2ft
Low: 57 °F
Tuesday

Light Wind
2ft
High: 69 °F
Tuesday
Night
Light Wind
1-2ft
Low: 55 °F
Wednesday

S 10kt
1-2ft
High: 71 °F

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 12:37 pm EDT Jun 10, 2023
Forecast Valid: 3pm EDT Jun 10, 2023-6pm EDT Jun 16, 2023

View Nearby Observations

Detailed Forecast

This Afternoon

Variable winds 5 kt or less. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Seas 1 ft or less.

Tonight

Variable winds 5 kt or less. A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Patchy fog after midnight. Seas 1 ft or less.

Sunday

Variable winds 5 kt or less. Isolated showers after 2pm. Seas 1 ft or less building to 2 ft.

Sunday Night

Variable winds 5 kt or less. Mostly cloudy. Seas 1 to 2 ft.

Monday

SSE wind 5 to 10 kt. A chance of showers after 3pm. Seas 1 to 2 ft.

Monday Night

SE wind around 10 kt. Showers likely, mainly after 7pm. Seas around 2 ft.

Tuesday

Variable winds 5 kt or less. Showers likely. Seas around 2 ft.

Tuesday Night

Variable winds 5 kt or less. Showers likely. Seas 1 to 2 ft.

Wednesday

S wind 5 to 10 kt. Showers likely. Seas 1 to 2 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.