Excessive Heat Continues for the Pacific Northwest; Flooding Impacts Expected in the Southwest U.S.

A dangerous heat wave persists for the Northwest into portions of California today with excessive heat warnings and heat advisories in effect. The active monsoon pattern with organized showers and thunderstorms and possible flash flooding with debris flows continues and will become enhanced in the Southwestern U.S. through Saturday.
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Last Update: 401 PM EDT Thu Aug 18 2022

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Norton, MA Local Forecast Office

29NM ENE Hyannis MA

Marine Zone Forecast


...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING...
Synopsis: ANZ200-190900- 401 PM EDT Thu Aug 18 2022 .Synopsis for Massachusetts and Rhode Island coastal waters... Low pres in Downeast Maine this morning will slowly lift into the Canadian Maritimes by tonight. A Bermuda high pressure then strengthens Fri into the weekend and will be in control of our weather. The Bermuda high shifts a bit further east during the first half of next week as a wave or two of low pres approaches from the west. $$

Tonight
SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft.
Fri
SW winds 10 to 15 kt. Gusts up to 20 kt in the morning. Seas 2 to 3 ft.
Fri Night
SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft.
Sat
SW winds 5 to 10 kt. Seas 2 to 3 ft.
Sat Night
S winds 5 to 10 kt. Seas around 2 ft.
Sun
SE winds 5 to 10 kt. Seas 2 to 3 ft.
Sun Night
SE winds around 10 kt. Seas 2 to 3 ft. A chance of showers.
Mon
E winds 5 to 10 kt. Seas 3 to 4 ft. A chance of showers.
Mon Night And Tue
S winds 5 to 10 kt. Seas around 3 ft. A chance of showers.
Tue Night
SW winds 5 to 10 kt. Seas 2 to 3 ft. seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height.
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Last Update: 401 PM EDT Thu Aug 18 2022
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