Heavy rain, mountain snow and strong winds in the western U.S. this week

The western U.S. will experience active weather yet again this week as significant Pacific moisture brings rain and mountain snow to the region. This heavy rain will bring flood concerns to parts of WA, OR and CA. Very heavy snow is possible in the Sierra, Cascades, Great Basin and parts of the northern Rockies.
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Hazardous Weather Conditions

Last Update: 257 PM EST TUE JAN 17 2017

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Miami - South Florida Local Forecast Office

5NM SSW Naples FL

Marine Zone Forecast

SEAS ARE PROVIDED AS A RANGE OF THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES...ALONG WITH THE OCCASIONAL HEIGHT OF THE AVERAGE HIGHEST 10 PERCENT OF THE WAVES.

Synopsis: SURFACE HIGH PRESSURE TO THE NORTH OF THE BAHAMAS WILL CONTINUE A LIGHT SOUTHEAST FLOW OVER THE COASTAL WATERS THROUGH FRIDAY, GRADUALLY TURNING MORE SOUTHERLY BY EARLY THIS WEEKEND. THROUGH SUNDAY, PARTLY CLOUDY SKIES WITH DRY CONDITIONS ARE EXPECTED. SUNDAY NIGHT INTO MONDAY, A STRONG COLD FRONT WILL GENERATE A CHANCE OF SHOWERS AND THUNDERSTORMS OVER THE WATERS, ALONG WITH INCREASING SOUTHWEST WINDS AND HAZARDOUS SEAS.

.GULF STREAM HAZARDS...NONE.

THE APPROXIMATE LOCATION OF THE WEST WALL OF THE GULF STREAM AS OF JAN 16, 2017 AT 1200 UTC...

4 NAUTICAL MILES SOUTHEAST OF FOWEY ROCKS. 8 NAUTICAL MILES EAST NORTHEAST OF PORT EVERGLADES. 8 NAUTICAL MILES EAST NORTHEAST OF LAKE WORTH. 7 NAUTICAL MILES EAST OF JUPITER INLET.

THIS DATA COURTESY OF THE NAVAL OCEANOGRAPHIC OFFICE.

Tonight
East southeast winds 5 to 10 knots. Seas around 2 feet. Dominant period 3 seconds. Bay and inland waters a light chop.
Wednesday
Southeast winds 5 to 10 knots becoming south in the afternoon. Seas less than 2 feet. Dominant period 3 seconds. Bay and inland waters a light chop.
Wednesday Night
South southeast winds around 5 knots becoming east after midnight. Seas less than 2 feet. Dominant period 2 seconds. Bay and inland waters smooth.
Thursday
East southeast winds around 5 knots becoming south southeast in the afternoon. Seas less than 2 feet. Dominant period 2 seconds. Bay and inland waters smooth.
Thursday Night
Southeast winds 5 to 10 knots. Seas less than 2 feet. Bay and inland waters a light chop.
Friday
Winds south winds 5 to 10 knots. Seas around 2 feet. Bay and inland waters a light chop.
Friday Night
South southeast winds around 5 knots. Seas less than 2 feet. Bay and inland waters smooth.
Saturday
South southeast winds 5 to 10 knots. Seas less than 2 feet. Bay and inland waters a light chop.
Saturday Night
South southeast winds 5 to 10 knots. Seas 2 to 3 feet. Bay and inland waters a light chop.
Sunday
South winds 10 to 15 knots. Seas 2 to 3 feet nearshore and 3 to 5 feet with occasional seas to 6 feet offshore. Bay and inland waters a light chop.
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ABOUT THIS FORECAST

Last Update: 257 PM EST TUE JAN 17 2017
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