A Storm Expected To Impact The Central U.S.

A storm system will emerge from the Rockies and impact the Central U.S. through midweek. A swath of heavy snow is expected from the Central Rockies to the Upper Mississippi Valley and Great Lakes. Locally heavy rain with a marginal chance for excessive rainfall will be possible from the Lower Mississippi Valley to the South. The system will then shift into the East to produce a number of hazards.
Read More...

Last Update: 702 AM EST Tue Jan 22 2019

View Nearby Observations

For More Weather Information:

New York, NY Local Forecast Office

17NM SE Islip NY

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EST TODAY...

Synopsis: ANZ300-230030- 702 AM EST Tue Jan 22 2019 .Synopsis for the Long Island Waters and New York Harbor... Strong high pressure will build in through today, then pass east tonight. A cold front and wave of low pressure approaches Wednesday and passes Thursday. Thereafter, a series of weak fronts pass across the area through the weekend. $$

Today
NW winds 20 to 25 kt with gusts up to 30 kt, diminishing to around 10 kt with gusts up to 20 kt. Seas 3 to 5 ft, subsiding to 2 to 3 ft this afternoon. Light freezing spray early this morning, then chance of light freezing spray late this morning and early afternoon.
Tonight
W winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 3 ft.
Wed
SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 5 ft, building to 4 to 7 ft in the afternoon. Chance of rain in the afternoon.
Wed Night
SW winds around 20 kt with gusts up to 30 kt. Seas 6 to 9 ft, building to 8 to 11 ft after midnight. Rain. Vsby 1 to 3 nm after midnight.
Thu
SW winds 15 to 20 kt with gusts up to 30 kt. Seas 9 to 12 ft. Rain. Vsby 1 to 3 nm in the morning.
Thu Night
NW winds 15 to 20 kt with gusts up to 25 kt. Seas 8 to 11 ft, subsiding to 6 to 9 ft after midnight.
Fri
W winds 15 to 20 kt. Seas 5 to 8 ft.
Fri Night
W winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 4 to 6 ft.
Sat
W winds 5 to 10 kt. Seas 3 to 4 ft.
Sat Night
SW winds 5 to 10 kt, becoming SE after midnight. Seas around 3 ft.
  Click Map For Detailed Forecast

ABOUT THIS FORECAST

Last Update: 702 AM EST Tue Jan 22 2019
  Forecast Discussion
   

RADAR & SATELLITE IMAGES

Northeast Radar Mosaic Link to Satellite Data