Western Heat and Monsoon Continues; Increasing Moisture in the East

High pressure continues to produce excessive heat and critical fire weather conditions for portions of the west, with heavy rains and potential for flash flooding associated with the monsoons in the southwest. Meanwhile, a cold front approaching the east coast is increasing the humidity and heat index, and bringing potential for heavy rain and flash flooding.
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Hazardous Weather Conditions

Last Update: 329 AM EDT Mon Jul 16 2018

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Gray/Portland, ME Local Forecast Office

27NM NE Gloucester MA

Marine Zone Forecast


Synopsis: ANZ100-162130- 329 AM EDT Mon Jul 16 2018 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... A weak ridge of high pressure will be over the waters today before moving east tonight. A strong cold front will approach from the west on Tuesday...crossing the waters Tuesday night. High pressure builds in from the west on Wednesday and remains over the waters through the end of the week. $$

Today
E winds around 5 kt, becoming SE this afternoon. Seas around 3 ft. Areas of fog. Vsby variable to less than one quarter nm.
Tonight
S winds 5 to 15 kt, becoming 10 to 15 kt after midnight. Seas 2 to 4 ft. Areas of fog. Vsby variable to less than one quarter nm.
Tue
S winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Gusts up to 30 kt. Seas 3 to 5 ft. A chance of showers and tstms in the morning, then showers and tstms in the afternoon. Areas of fog. Some tstms may produce gusty winds and heavy rainfall in the morning. Some tstms may produce gusty winds and heavy rainfall in the afternoon. Vsby 1 to 3 nm.
Tue Night
SW winds 10 to 20 kt with gusts up to 30 kt, becoming W 5 to 10 kt after midnight. Seas 3 to 5 ft. Areas of fog in the evening. Showers and tstms in the evening, then showers likely after midnight. Some tstms may produce gusty winds and heavy rainfall in the evening with vsby 1 to 3 nm.
Wed
NW winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers in the morning.
Wed Night
NW winds 5 to 10 kt. Seas 2 to 4 ft.
Thu
E winds 5 to 10 kt. Seas 2 to 4 ft.
Thu Night
SW winds 5 to 10 kt. Seas 2 to 3 ft.
Fri
SW winds 5 to 10 kt. Seas 2 to 3 ft.
Fri Night
S winds 5 to 10 kt. Seas around 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: 329 AM EDT Mon Jul 16 2018
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