Severe Storms And Heavy Rain Is Expected In The Central/Southern Plains; Locally Heavy Rain/Scattered Storms In East/South; Poor Air Quality Persists Out West

Late afternoon and evening severe thunderstorms with heavy rainfall is expected from the Front Range of the Central/Southern Rockies into the High Plains. Meanwhile in the East and South, a slow moving front will trigger scattered storms with locally heavy rain. Finally, smoke from numerous ongoing wildfires in the West are requiring alerts throughout the region and even into the Upper Midwest.
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Hazardous Weather Conditions

Last Update: 303 PM EDT Sat Aug 18 2018

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Norton, MA Local Forecast Office

6NM WNW Portsmouth RI

Marine Zone Forecast


Synopsis: ANZ200-190730- 303 PM EDT Sat Aug 18 2018 .Synopsis for Massachusetts and Rhode Island coastal waters... A cold front will sweep across the waters tonight then become stalled across the southern waters through Mon, with weak waves of low pres moving along it. The waves of low pres will generate NE winds up to 25 kt at times especially across the southern waters. Meanwhile, high pres will build N of the waters through Tue. Low pres with its attendant fronts will approach from the west on Wed then head offshore Wed night. Dry high pres will build in from the W on Thu. 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. $$

Tonight
N winds 5 to 10 kt. Gusts up to 20 kt after midnight. Waves around 2 ft. A chance of showers. A slight chance of tstms. Some tstms may produce gusty winds and heavy rainfall this evening.
Sun
NE winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to 3 ft. A chance of showers.
Sun Night
NE winds 5 to 10 kt with gusts up to 20 kt. Waves around 2 ft.
Mon
NE winds around 10 kt with gusts up to 20 kt. Waves 2 to 3 ft.
Mon Night
NE winds 5 to 10 kt. Waves 2 to 3 ft.
Tue
E winds 5 to 10 kt. Waves around 2 ft.
Tue Night
SE winds 5 to 10 kt. Waves 2 to 3 ft. A chance of showers.
Wed
S winds 5 to 10 kt with gusts up to 20 kt. Waves 2 to 3 ft. A chance of showers and tstms.
Wed Night
W winds 5 to 10 kt. Waves 2 to 3 ft.
Thu
NW winds 5 to 10 kt. Waves 2 to 3 ft.
Thu Night
NW winds around 5 kt. Waves around 2 ft. winds and waves higher in and near tstms. 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.

Winds and waves higher in and near tstms. 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: 303 PM EDT Sat Aug 18 2018
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