Severe Weather and Heavy Rainfall Potential for the East; Active Weather Continues for the West

Strong Pacific storm will continue to bring heavy precipitation and strong winds across the western U.S. today. Across the east, the chance for strong to severe thunderstorms later today as low pressure tracks eastward. This system could redevelop into a coastal storm for the mid-Atlantic and Northeast corridors into Tuesday.
Read More...

En Español

Hazardous Weather Conditions

Last Update: 325 PM EDT Mon Oct 25 2021

View Nearby Observations

For More Weather Information:

Gray/Portland, ME Local Forecast Office

25NM ENE Portsmouth NH

Marine Zone Forecast

...GALE WARNING IN EFFECT FROM TUESDAY MORNING THROUGH THURSDAY MORNING...

Synopsis: ANZ100-260930- 325 PM EDT Mon Oct 25 2021 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... Low pressure developing over the upper Ohio Valley will allow for an increase in northeasterly winds in the Gulf of Maine tonight, gradually strengthening further through Tuesday and Tuesday night. Beyond this the forecast grows uncertain but low pressure, strong northeasterly flow, and rainy conditions likely continue through Wednesday. Winds and seas gradually subside later in the week. $$

Tonight

NE winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. A chance of rain until early morning, then rain late. Patchy fog. Vsby variable to less than one quarter nm.

Tue

NE winds 25 to 30 kt. Gusts up to 45 kt in the afternoon. Seas 5 to 7 ft, building to 7 to 10 ft in the afternoon. Patchy fog in the morning. Rain. Vsby variable to less than one quarter nm, increasing to 1 to 3 nm in the afternoon.

Tue Night

NE winds 30 to 35 kt with gusts up to 50 kt. Seas 9 to 13 ft, building to 10 to 15 ft after midnight. Rain. Vsby 1 to 3 nm.

Wed

N winds 25 to 30 kt with gusts up to 45 kt. Seas 11 to 16 ft. Rain, mainly in the morning. Vsby 1 to 3 nm.

Wed Night

N winds 25 to 30 kt with gusts up to 40 kt. Seas 9 to 13 ft.

Thu

N winds 20 to 25 kt, becoming NE 15 to 20 kt in the afternoon. Gusts up to 35 kt. Seas 8 to 11 ft.

Thu Night

NE winds 15 to 20 kt with gusts up to 25 kt. Seas 6 to 9 ft.

Fri

NE winds 15 to 20 kt. Seas 6 to 7 ft.