River Flooding Continues to be a Concern for Multiple Regions across the Country

Recent rainfall has increased the threat of Moderate to Major flooding along rivers in the Mid-Atlantic, especially Virginia and Maryland, over the next few days. Rainfall combined with snowmelt is also fueling Moderate-to-Major flooding in the northern Rockies and northern Intermountain West.
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Last Update: 943 PM EDT Sun May 20 2018

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Norton, MA Local Forecast Office

20NM W Hyannis MA

Marine Zone Forecast


Synopsis: ANZ200-211415- 943 PM EDT Sun May 20 2018 .Synopsis for Massachusetts and Rhode Island coastal waters... A cold front will cross the waters overnight followed by high pressure on Mon. The high will build SE of the waters Mon night then head E on Tue. Low pres approaches the waters from the SW late Tue, lifting NE Tue night. High pressure builds E over New England Wed and Thu, with the high building SE of the waters on Fri. For information on possible hazardous weather beyond the 24-36 hour forecast period, please visit www.weather.gov/boston and follow the Current Hazards link above the map on the left. $$

Overnight
W winds 5 to 10 kt, becoming N. Seas 2 to 3 ft. Patchy fog late this evening with vsby 1 nm or less.
Mon
N winds around 5 kt, becoming S in the afternoon. Seas around 2 ft.
Mon Night
SW winds 5 to 10 kt, diminishing to around 5 kt after midnight. Seas around 2 ft.
Tue
S winds 5 to 10 kt. Seas 1 foot or less. A chance of showers.
Tue Night
S winds 5 to 10 kt, becoming SW after midnight. Seas 1 foot or less. A chance of showers.
Wed
W winds 5 to 10 kt. Seas 1 foot or less.
Wed Night
W winds 5 to 10 kt, becoming N after midnight. Seas around 2 ft.
Thu
NE winds 5 to 10 kt. Seas around 2 ft.
Thu Night
SW winds 5 to 10 kt. Seas 1 foot or less.
Fri
SW winds 10 to 15 kt. Seas 2 to 3 ft.
Fri 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.

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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ABOUT THIS FORECAST

Last Update: 943 PM EDT Sun May 20 2018
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