Winter Storm To Impact Parts Of The Midwest To Northern New England

A winter storm will slowly develop over the Ohio Valley through Wednesday before rapidly strengthening while shifting into southeastern Canada Thursday. A band of snow will develop over the Midwest today into Wednesday, with snow shifting to the interior Northeast on Wednesday night and Thursday. Heavy lake effect snow is expected in the eastern Great Lakes snow belts on Thursday and Friday.
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Hazardous Weather Conditions

For More Weather Information:

New York, NY Local Forecast Office

15NM SW Islip NY

Marine Point Forecast

[NOTICE]

This
Afternoon
E 13km/h
1m
Tonight

NE 14km/h
1m

Small Craft Advisory
Wednesday

E 24km/h
1m

Small Craft Advisory
Wednesday
Night
ESE 37km/h
1-2m
Thursday

W 45km/h
2m
Thursday
Night
W 47km/h
2m
Friday

W 37km/h
1-2m
Friday
Night
W 32km/h
1m
Saturday

W 27km/h
1m

Associated Zone Forecast which includes this point

Last Update: 12:42 pm EST Feb 25, 2020
Forecast Valid: 2pm EST Feb 25, 2020-6pm EST Mar 2, 2020

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH

Synopsis: ANZ300-260615- 1240 PM EST Tue Feb 25 2020 .Synopsis for the Long Island Waters and New York Harbor... Weak low pressure will pass to the south through tonight. Another low will then develop across the Ohio Valley and approach through the day on Wednesday. The deepening low will move across Wednesday night and up into New England on Thursday, then gradually weaken over eastern Canada on Friday. A cold front will move across Friday night. $$

This Afternoon

E wind 11 to 13 km/h. Light rain. Patchy fog after 3pm. Seas around 1 m.

Tonight

NE wind around 14 km/h. Light rain, mainly before 3am. Patchy fog. Seas around 1 m.

Wednesday

E wind 14 to 19 km/h increasing to 19 to 24 km/h in the afternoon. Winds could gust as high as 32 km/h. A chance of rain or drizzle before 9am, then a slight chance of showers after 9am. Areas of fog before 9am. Seas around 1 m.

Wednesday Night

E wind 32 to 37 km/h becoming S after midnight. Winds could gust as high as 47 km/h. Showers and possibly a thunderstorm, mainly before 5am, then a chance of showers and thunderstorms after 5am. Areas of fog. Seas 1 to 2 m.

Thursday

W wind 35 to 40 km/h increasing to 40 to 45 km/h in the morning. Winds could gust as high as 60 km/h. A chance of showers, mainly before 7am. Seas around 2 m.

Thursday Night

W wind 44 to 47 km/h decreasing to 39 to 42 km/h after midnight. Winds could gust as high as 60 km/h. Partly cloudy. Seas around 2 m.

Friday

W wind 34 to 37 km/h, with gusts as high as 48 km/h. Mostly sunny. Seas 1 to 2 m.

Friday Night

W wind 29 to 32 km/h decreasing to 23 to 26 km/h after midnight. Winds could gust as high as 42 km/h. Mostly clear. Seas around 1 m.

Saturday

W wind around 27 km/h, with gusts as high as 39 km/h. Mostly sunny. Seas around 1 m.

*Notices:

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.