Heavy precipitation for parts of the Pacific Northwest

Moisture will continue to stream into the Pacific Northwest for the next several days. Heavy rain will continue along the coast, while heavy snow will impact the highest elevations of the Cascades. In the northern Plains and Upper Great Lakes, more arctic air will bring periods of snow, blustery winds and cold wind chills. Light snow is also possible in New England and the Ohio Valley.
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Last Update: 339 PM CST Tue Nov 21 2017

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35NM S Houma LA

Marine Zone Forecast


...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM 11 PM CST THIS EVENING THROUGH LATE TONIGHT...
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE WEDNESDAY NIGHT...
Synopsis: A strong disturbance will move east today ahead of a cold front that will move through the northern gulf overnight. High pressure will steadily build into the north gulf Wednesday before moderating and drifting east Thursday.

Tonight
Northeast winds 15 to 20 knots becoming 20 knots and gusty late. Seas 1 to 2 feet building to 3 to 5 feet with occasional seas to 6 feet. Dominant period 4 seconds after midnight. Chance of showers through the night.
Wednesday
North winds 20 knots. Seas 3 to 5 feet with occasional seas to 6 feet. Dominant period 4 seconds. Slight chance of showers in the morning.
Wednesday Night
North winds 20 to 25 knots. Seas 3 to 5 feet with occasional seas to 6 feet. Dominant period 4 seconds.
Thursday
North winds 15 to 20 knots. Seas 3 to 5 feet. Dominant period 4 seconds.
Thursday Night
North winds 15 to 20 knots. Seas 2 to 4 feet. Dominant period 4 seconds.
Friday
North winds 5 to 10 knots. Seas 1 to 2 feet. Dominant period 4 seconds.
Friday Night
West winds near 5 knots. Seas 1 foot or less. Dominant period 5 seconds.
Saturday
Northwest winds 10 to 15 knots. Seas 1 to 2 feet.
Saturday Night
North winds 15 to 20 knots. Seas 3 to 5 feet.
Sunday
North winds 15 to 20 knots. Seas 3 to 5 feet.
Sunday Night
Northeast winds 15 to 20 knots. Seas 2 to 4 feet.
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ABOUT THIS FORECAST

Last Update: 339 PM CST Tue Nov 21 2017
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