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WaveCast LongIsland
12-15-2018 2:45 PM

Swell 8-Day Forecast
Data as of 12/15/2018, 2:45 PM
12/14/2018 8:00 AM - 12/22/2018 0:00 AM

12/14/201812/15/201812/16/201812/17/201812/18/201812/19/201812/20/201812/21/201812/22/2018
Dir: 139
Max: 1-2
Prd: 6
Dir: 185
Max: 3-4
Prd: 10
Dir: 91
Max: 9-10
Prd: 9
Dir: 83
Max: 6-7
Prd: 9
Dir: 94
Max: 1-1
Prd: 9
Dir: 0
Max: 0-0
Prd: 0
Dir: 132
Max: 0-1
Prd: 3
Dir: 161
Max: 11-13
Prd: 10
Dir: 178
Max: 12-15
Prd: 11


Forecast Based on WaveWatchIII Data Courtesy NOAA/NWS/NCEP Ocean Modeling Branch

Friday, December the 14th: Swell will be coming in from 139 degrees with 1 to 2 foot surf with 6 second periods.

Saturday, December the 15th: Our call is for an increase in Swell energy compared to yesterday. Swell will be coming in from 185 degrees with 3 to 4 foot surf with 10 second periods.

Sunday, December the 16th: We're expecting an increase in Swell energy. Swell will be coming in from 91 degrees with 9 to 10 foot surf with 9 second periods.

Monday, December the 17th: Look for a decrease in Swell energy from yesterday. Swell will be coming in from 83 degrees with 6 to 7 foot surf with 9 second periods.

Tuesday, December the 18th: We're expecting a decrease in Swell energy. Swell will be coming in from 94 degrees with 1 foot surf with 9 second periods.

Wednesday, December the 19th: No signifcant Swell is expected. .

Thursday, December the 20th: Our call is for an increase in Swell energy compared to yesterday. Swell will be coming in from 132 degrees with 0 to 1 foot surf with 3 second periods.

Friday, December the 21st: We're expecting an increase in Swell energy. Swell will be coming in from 161 degrees with 11 to 13 foot surf with 10 second periods.

Want to plan the perfect session? Learn how with our Surf Forecasting guide. Written in easy-to-understand terms see the science behind waves, winds, water temperatures, tidal swings, and more. Learn how to predict when swells will arrive, how big the waves will be, and telltale signs of common hazards. Check it out!