As system moves offshore in the east, snow develops across parts of western, southern U.S.
The system that has been bringing a mix of wintry precipitation to the Southeast and mid-Atlantic will continue to move off shore over the Atlantic on Thursday, with snow continuing from the Ohio Valley, southern Great Lakes and Appalachians through Thursday evening. Meanwhile, snow will develop over the central and southern Rockies, with rain and mountain snow across the Pacific Northwest.
Hazardous Weather Conditions
17NM E Hyannis MA
Marine Point Forecast [NOTICE]
- SynopsisHIGH PRES WILL BUILD IN FROM THE WEST FRI INTO SAT. THE HIGH WILL
MOVE EAST OF THE WATERS ON SUN. A COLD FRONT WILL THEN CROSS THE
WATERS ON MON. HIGH PRESSURE MOVES OVER THE WATERS FOR TUESDAY.
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 wind 5 to 10 kt becoming variable and less than 5 kt after midnight. Winds could gust as high as 20 kt. Scattered snow, mainly before 11pm. Seas 3 to 4 ft.
- Friday NW wind around 6 kt. Mostly sunny. Seas around 3 ft.
- Friday Night NW wind 5 to 7 kt. Partly cloudy. Seas around 3 ft.
- Saturday NNW wind 5 to 7 kt becoming W in the afternoon. Sunny. Seas around 2 ft.
- Saturday Night W wind around 6 kt. Mostly clear. Seas 1 to 2 ft.
- Sunday Variable winds less than 5 kt becoming SW 5 to 8 kt in the morning. A slight chance of snow after 3pm. Seas 1 to 2 ft.
- Sunday Night SW wind 9 to 11 kt. Snow likely, mainly between midnight and 4am. Seas around 2 ft.
- Monday WSW wind 12 to 16 kt becoming WNW in the afternoon. Winds could gust as high as 28 kt. A chance of snow. Seas 2 to 3 ft.
- Monday Night NW wind 11 to 13 kt, with gusts as high as 33 kt. Partly cloudy. Seas around 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.
This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area.
Forecast information for a larger area can be found within the zone
forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc.
These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.
HOURLY WEATHER GRAPH
NATIONAL DIGITAL FORECAST DATABASE