Heat Building and Strong to Severe Storms

A building ridge of high pressure will produce possible record heat and extremely humid conditions over the next several days. The summer heat wave is already present in the south Plains, will expand across the Mid-Atlantic/Northeast and then shift into the Desert Southwest. Meanwhile, a cold front may trigger strong to severe storms w/ heavy rain from the Great Lakes to the south-central Plains
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Hazardous Weather Conditions

Last Update: 1233 AM EDT Sun Aug 18 2019

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Gray/Portland, ME Local Forecast Office

27NM NE Gloucester MA

Marine Zone Forecast


Synopsis: ANZ100-181845- 1233 AM EDT Sun Aug 18 2019 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... A warm front will approach from the west tonight and Sunday and will lift north of the region Sunday night. Hot and humid weather will return on Monday and Monday night as a weak frontal boundary settles south through the region. Stalled frontal boundary will be the focus for showers and thunderstorms Tuesday and Tuesday night as it lifts back to the north. A stronger cold front will approach from the west on Wednesday and will slowly cross the region Wednesday night and Thursday. High pressure will build in from the west for the end of the week. && $$

Rest Of Tonight
SE winds around 5 kt. Seas around 2 ft. A chance of showers. Areas of fog.
Sun
SE winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Seas around 2 ft. Areas of fog in the morning, then patchy fog in the afternoon with vsby 1 to 3 nm.
Sun Night
SE winds 5 to 10 kt, becoming SW after midnight. Seas 2 to 3 ft. A chance of showers. Areas of fog. Vsby 1 to 3 nm.
Mon
S winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 4 ft. Areas of fog in the morning with vsby 1 to 3 nm.
Mon Night
SW winds 10 to 15 kt, becoming W 5 to 10 kt after midnight. Gusts up to 25 kt. Seas 4 to 6 ft. A chance of showers in the evening.
Tue
N winds 5 to 10 kt, becoming SE in the afternoon. Seas 2 to 3 ft.
Tue Night
S winds around 5 kt. Seas around 2 ft. A chance of showers.
Wed
S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers and tstms.
Wed Night
SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. A chance of showers and tstms.
Thu
SW winds around 10 kt with gusts up to 20 kt. Seas around 3 ft. A chance of showers.
Thu Night
W winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to 3 ft. winds and seas higher in and near tstms.

Winds and seas higher in and near tstms.
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ABOUT THIS FORECAST

Last Update: 1233 AM EDT Sun Aug 18 2019
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