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WaveCast LongIsland
5-19-2019 4:45 AM

Swell 8-Day Forecast
Data as of 5/19/2019, 4:45 AM
5/18/2019 8:00 AM - 5/26/2019 0:00 AM

5/18/20195/19/20195/20/20195/21/20195/22/20195/23/20195/24/20195/25/20195/26/2019
Dir: 165
Max: 1-2
Prd: 6
Dir: 192
Max: 2-3
Prd: 6
Dir: 194
Max: 2-3
Prd: 6
Dir: 198
Max: 2-2
Prd: 7
Dir: 199
Max: 1-1
Prd: 7
Dir: 176
Max: 1-2
Prd: 5
Dir: 86
Max: 3-4
Prd: 7
Dir: 107
Max: 2-2
Prd: 7
Dir: 185
Max: 2-2
Prd: 7


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

Saturday, May the 18th: Swell will be coming in from 165 degrees with 1 to 2 foot surf with 6 second periods.

Sunday, May the 19th: Our call is for an increase in Swell energy compared to yesterday. Swell will be coming in from 192 degrees with 2 to 3 foot surf with 6 second periods.

Monday, May the 20th: Swell energy is looking similar to yesterday. Swell will be coming in from 194 degrees with 2 to 3 foot surf with 6 second periods.

Tuesday, May the 21st: Look for a decrease in Swell energy from yesterday. Swell will be coming in from 198 degrees with 2 foot surf with 7 second periods.

Wednesday, May the 22nd: We're expecting a decrease in Swell energy. Swell will be coming in from 199 degrees with 1 foot surf with 7 second periods.

Thursday, May the 23rd: We're expecting an increase in Swell energy. Swell will be coming in from 176 degrees with 1 to 2 foot surf with 5 second periods.

Friday, May the 24th: Our call is for an increase in Swell energy compared to yesterday. Swell will be coming in from 86 degrees with 3 to 4 foot surf with 7 second periods.

Saturday, May the 25th: Look for a decrease in Swell energy from yesterday. Swell will be coming in from 107 degrees with 2 foot surf with 7 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!