Deep Cold Trough Meets Gulf Moisture with Significant Impacts Across the Western and Central U.S.

A deep trough and associated cold front is bringing much below normal temperatures in the west, with low elevation snows. Strong winds and widespread snow, will impact the Great Basin, western mountains, and the Plains. The slowing front, will bring prolonged waves of heavy rain across the Mississippi Valley to the Great Lakes. Significant icing forecast north of the heavy rain. Big warm up east.
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Last Update: 315 PM EST Mon Feb 19 2018

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Taunton, MA Local Forecast Office

6NM WNW Portsmouth RI

Marine Zone Forecast


Synopsis: ANZ200-200900- 315 PM EST Mon Feb 19 2018 .Synopsis for Massachusetts and Rhode Island coastal waters... High pres will continue to move E of the waters this evening, then a warm front approaching from the SW will lift N of the waters Tue. A cold front will cross the waters early Thu, followed by high pres Thu night and 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. $$

Tonight
SW winds 5 to 10 kt with gusts up to 20 kt. Waves 2 to 3 ft. Patchy fog. Showers, mainly this evening. Vsby 1 to 3 nm after midnight.
Tue
SW winds 5 to 10 kt. Gusts up to 20 kt in the afternoon. Waves 2 to 3 ft. Patchy fog. Vsby 1 to 3 nm.
Tue Night
SW winds around 10 kt. Waves 2 to 4 ft. Patchy fog.
Wed
SW winds around 10 kt with gusts up to 25 kt. Waves 2 to 4 ft. Patchy fog. Vsby 1 to 3 nm.
Wed Night
SW winds 5 to 10 kt with gusts up to 20 kt, becoming NW after midnight. Waves 2 to 3 ft. A chance of showers.
Thu
NE winds 5 to 10 kt. Waves around 2 ft. A chance of showers.
Thu Night
NE winds 5 to 10 kt. Waves around 2 ft. A chance of showers.
Fri
E winds 5 to 10 kt. Waves around 2 ft. A chance of rain.
Fri Night
S winds 5 to 10 kt. Waves around 2 ft. Patchy fog. A chance of rain. Vsby 1 to 3 nm.
Sat
W winds around 5 kt. Waves around 2 ft. A chance of rain. Vsby 1 to 3 nm.
Sat Night
NE winds 5 to 10 kt. Waves around 2 ft. A chance of rain. Vsby 1 to 3 nm. 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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Last Update: 315 PM EST Mon Feb 19 2018
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