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Grandma's

Grandma's Surf Photo: 'Grandmas aerial' by Bobby Tanaka

Lat Long: 20.79° N 156.56° W

Issued: 1 am 19 Jun 2026 (local time)

Forecast update in hr min

Today's Grandma's sea temperature is

26.1° C

Slightly warmer than usual

Grandma's surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

16 Day Forecast Hourly Wave Energy Map Wave Height Map Wind Map

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Tides Sea Temperature

Guide Reviews Photos (7)

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3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	SW	NE		WNW	E
	14 s	glass		6 s	9 s

Open ocean wave model on 11 February at 8 pm

Forecast wind and swell just offshore from Grandma's around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	SSW	N		WNW	E
	14 s	glass		6 s	9 s

Open ocean wave model on 11 February at 11 pm

Forecast wind and swell just offshore from Grandma's around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	SSW	NNE		WNW	E
	14 s	glass		6 s	9 s

Open ocean wave model on 12 February at 2 am

Forecast wind and swell just offshore from Grandma's around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	SSW	E		E	WNW
	14 s	cross- off		9 s	6 s

Open ocean wave model on 12 February at 5 am

Forecast wind and swell just offshore from Grandma's around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	SSW	ESE	E	E	SSW
	14 s	cross- off	3 s	9 s	14 s

Open ocean wave model on 12 February at 8 am

Forecast wind and swell just offshore from Grandma's around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	SSW	ESE	E	E	SSW
	13 s	cross- off	3 s	9 s	14 s

Open ocean wave model on 12 February at 11 am

Forecast wind and swell just offshore from Grandma's around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	SW	SW	S	E	ENE
	18 s	glass	5 s	9 s	11 s

Open ocean wave model on 12 February at 2 pm

Forecast wind and swell just offshore from Grandma's around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	ENE	WNW	ENE	E	ENE
	11 s	glass	11 s	8 s	11 s

Open ocean wave model on 12 February at 5 pm

Forecast wind and swell just offshore from Grandma's around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	ENE	NNW		ENE	S
	12 s	cross- off		12 s	5 s

Open ocean wave model on 12 February at 8 pm

Forecast wind and swell just offshore from Grandma's around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	E	NE	E	E	S
	11 s	off	11 s	11 s	5 s

Open ocean wave model on 12 February at 11 pm

Forecast wind and swell just offshore from Grandma's around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	E	ENE		E	S
	11 s	cross- off		11 s	5 s

Open ocean wave model on 13 February at 2 am

Forecast wind and swell just offshore from Grandma's around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	E	N	WNW	E	SSW
	10 s	cross- off	6 s	10 s	13 s

Open ocean wave model on 13 February at 5 am

Forecast wind and swell just offshore from Grandma's around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	E	WNW		E	S
	10 s	cross		10 s	7 s

Open ocean wave model on 13 February at 8 am

Forecast wind and swell just offshore from Grandma's around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	E	ESE		E	S
	10 s	glass		10 s	6 s

Open ocean wave model on 13 February at 11 am

Forecast wind and swell just offshore from Grandma's around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	E	NNE	E	E	S
	10 s	glass	10 s	10 s	6 s

Open ocean wave model on 13 February at 2 pm

Forecast wind and swell just offshore from Grandma's around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	E	E	E	S	SW
	10 s	cross- off	10 s	8 s	16 s

Open ocean wave model on 13 February at 5 pm

Forecast wind and swell just offshore from Grandma's around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	E	E	E	S	SW
	9 s	cross- off	10 s	8 s	16 s

Open ocean wave model on 13 February at 8 pm

Forecast wind and swell just offshore from Grandma's around the time the photo was taken

Image captured 17 minutes before high water (at high ordinary tide). Tide height was 0.5m (1.5 ft). Range 3.13m (10.3 ft). Toggle tide graph

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Grandma's Surf Photo: 'Grandmas aerial' by Bobby Tanaka

great summer spot

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User: Bobby Tanaka (11 photos)

Country: United States (4069 photos)

Photo taken at: 7:09 pm 12 Feb 2020