Surf Forecast :: Hawaii


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WaveCast Hawaii
4-18-2026 4:15 AM

NNW Forecast
Data as of 4/18/2026, 4:15 AM

4/17/20264/18/20264/19/20264/20/20264/21/20264/22/20264/23/20264/24/20264/25/20264/26/20264/27/20264/28/20264/29/20264/30/20265/1/20265/2/20265/3/2026
Dir: 320
Max: 0-1
Prd: 8
Dir: 270
Max: 1-1
Prd: 13
Dir: 275
Max: 1-1
Prd: 12
Dir: 273
Max: 1-1
Prd: 13
Dir: 280
Max: 1-2
Prd: 15
Dir: 279
Max: 2-3
Prd: 14
Dir: 329
Max: 2-3
Prd: 13
Dir: 284
Max: 2-3
Prd: 15
Dir: 285
Max: 2-3
Prd: 13
Dir: 286
Max: 1-2
Prd: 11
Dir: 340
Max: 1-2
Prd: 10
Dir: 329
Max: 2-2
Prd: 14
Dir: 326
Max: 2-3
Prd: 13
Dir: 329
Max: 2-3
Prd: 13
Dir: 321
Max: 2-3
Prd: 14
Dir: 317
Max: 2-2
Prd: 12
Dir: 316
Max: 1-1
Prd: 11

SSW Forecast
Data as of 4/18/2026, 4:15 AM

4/17/20264/18/20264/19/20264/20/20264/21/20264/22/20264/23/20264/24/20264/25/20264/26/20264/27/20264/28/20264/29/20264/30/20265/1/20265/2/20265/3/2026
Dir: 84
Max: 1-2
Prd: 5
Dir: 175
Max: 2-2
Prd: 13
Dir: 108
Max: 1-2
Prd: 6
Dir: 138
Max: 0-1
Prd: 5
Dir: 139
Max: 1-1
Prd: 6
Dir: 25
Max: 2-2
Prd: 14
Dir: 22
Max: 1-2
Prd: 12
Dir: 74
Max: 1-1
Prd: 4
Dir: 63
Max: 1-2
Prd: 5
Dir: 68
Max: 2-2
Prd: 5
Dir: 69
Max: 1-2
Prd: 5
Dir: 67
Max: 2-3
Prd: 5
Dir: 66
Max: 1-2
Prd: 5
Dir: 69
Max: 2-3
Prd: 6
Dir: 74
Max: 4-5
Prd: 6
Dir: 74
Max: 4-5
Prd: 7
Dir: 73
Max: 5-6
Prd: 7


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

Friday, April the 17th: Swell will be coming in from 320 degrees with 0 to 1 foot surf with 8 second periods around NNW facing breaks. SSW facing breaks are looking at surf running 1 to 2 feet from 84 degrees with 5 second periods.

Saturday, April the 18th: NNW energy is looking similar to yesterday. Swell will be coming in from 270 degrees with 1 foot surf with 13 second periods around NNW facing breaks. SSW energy is looking similar to yesterday. SSW facing breaks are looking at surf running 2 to 2 feet from 175 degrees with 13 second periods.

Sunday, April the 19th: NNW energy is looking similar to yesterday. Swell will be coming in from 275 degrees with 1 foot surf with 12 second periods around NNW facing breaks. SSW energy is looking similar to yesterday. SSW facing breaks are looking at surf running 1 to 2 feet from 108 degrees with 6 second periods.

Monday, April the 20th: NNW energy is looking similar to yesterday. Swell will be coming in from 273 degrees with 1 foot surf with 13 second periods around NNW facing breaks. We're also looking at a decrease in SSW energy. SSW facing breaks are looking at surf running 0 to 1 feet from 138 degrees with 5 second periods.

Tuesday, April the 21st: Our call is for an increase in NNW energy compared to yesterday. Swell will be coming in from 280 degrees with 1 to 2 foot surf with 15 second periods around NNW facing breaks. SSW energy is looking similar to yesterday. SSW facing breaks are looking at surf running 1 to 1 feet from 139 degrees with 6 second periods.

Wednesday, April the 22nd: We're expecting an increase in NNW energy. Swell will be coming in from 279 degrees with 2 to 3 foot surf with 14 second periods around NNW facing breaks. We're also looking at an increase in SSW energy. SSW facing breaks are looking at surf running 2 to 2 feet from 25 degrees with 14 second periods.

Thursday, April the 23rd: NNW energy is looking similar to yesterday. Swell will be coming in from 329 degrees with 2 to 3 foot surf with 13 second periods around NNW facing breaks. SSW energy is looking similar to yesterday. SSW facing breaks are looking at surf running 1 to 2 feet from 22 degrees with 12 second periods.

Friday, April the 24th: NNW energy is looking similar to yesterday. Swell will be coming in from 284 degrees with 2 to 3 foot surf with 15 second periods around NNW facing breaks. We're also looking at a decrease in SSW energy. SSW facing breaks are looking at surf running 1 to 1 feet from 74 degrees with 4 second periods.

Saturday, April the 25th: NNW energy is looking similar to yesterday. Swell will be coming in from 285 degrees with 2 to 3 foot surf with 13 second periods around NNW facing breaks. We're also looking at an increase in SSW energy. SSW facing breaks are looking at surf running 1 to 2 feet from 63 degrees with 5 second periods.

Sunday, April the 26th: Look for a decrease in NNW energy from yesterday. Swell will be coming in from 286 degrees with 1 to 2 foot surf with 11 second periods around NNW facing breaks. SSW energy is looking similar to yesterday. SSW facing breaks are looking at surf running 2 to 2 feet from 68 degrees with 5 second periods.

Monday, April the 27th: NNW energy is looking similar to yesterday. Swell will be coming in from 340 degrees with 1 to 2 foot surf with 10 second periods around NNW facing breaks. SSW energy is looking similar to yesterday. SSW facing breaks are looking at surf running 1 to 2 feet from 69 degrees with 5 second periods.

Tuesday, April the 28th: NNW energy is looking similar to yesterday. Swell will be coming in from 329 degrees with 2 foot surf with 14 second periods around NNW facing breaks. We're also looking at an increase in SSW energy. SSW facing breaks are looking at surf running 2 to 3 feet from 67 degrees with 5 second periods.

Wednesday, April the 29th: Our call is for an increase in NNW energy compared to yesterday. Swell will be coming in from 326 degrees with 2 to 3 foot surf with 13 second periods around NNW facing breaks. We're also looking at a decrease in SSW energy. SSW facing breaks are looking at surf running 1 to 2 feet from 66 degrees with 5 second periods.

Thursday, April the 30th: NNW energy is looking similar to yesterday. Swell will be coming in from 329 degrees with 2 to 3 foot surf with 13 second periods around NNW facing breaks. We're also looking at an increase in SSW energy. SSW facing breaks are looking at surf running 2 to 3 feet from 69 degrees with 6 second periods.

Friday, May the 1st: NNW energy is looking similar to yesterday. Swell will be coming in from 321 degrees with 2 to 3 foot surf with 14 second periods around NNW facing breaks. We're also looking at an increase in SSW energy. SSW facing breaks are looking at surf running 4 to 5 feet from 74 degrees with 6 second periods.

Saturday, May the 2nd: We're expecting a decrease in NNW energy. Swell will be coming in from 317 degrees with 2 foot surf with 12 second periods around NNW facing breaks. SSW energy is looking similar to yesterday. SSW facing breaks are looking at surf running 4 to 5 feet from 74 degrees with 7 second periods.