Kanaha 48 hour detailed Surf Forecast

Lat Long: 20.90° N 156.44° W

Issued: 7 am 18 Jul 2026 (local time)

Forecast update in hr min

Today's Kanaha sea temperature is

26.3° C

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

Surf Forecasts:

How big are the waves at Kanaha today (18 Jul):

Morning surf: Morning surf (18 Jul, local time) - 5ft (1.6m), 7s period with ENE swell.
Afternoon surf: Afternoon surf (18 Jul, local time) - 6ft (1.8m), 8s period with ENE swell.
Evening surf: Evening surf (18 Jul, local time) - 5ft (1.6m), 8s period with ENE swell.

The current surf forecast for Kanaha at 10AM is: 1.6m 8s primary swell from a East-northeast direction and 0.3m 13s secondary swell from a West-northwest direction (forecast issued at 07:00am July 18). An open ocean swell of 0.1m 15s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (HST) & Date	Wave Height	Wave Period
Morning (18 Jul)	5ft (1.6m)	7s
Afternoon (18 Jul)	6ft (1.8m)	8s
Evening (18 Jul)	5ft (1.6m)	8s

Table - waves today at Kanaha. (Swell directed towards the surf break)

	Short Range Forecast Mostly dry. Warm (max 27°C on Sat morning, min 24°C on Sat night). Wind will be generally light.
	Saturday 18							Sunday 19								Monday 20
	5 AM	8 AM	11 AM	2 PM	5 PM	8 PM	11 PM	2 AM	5 AM	8 AM	11 AM	2 PM	5 PM	8 PM	11 PM	2 AM	5 AM	8 AM	11 AM	2 PM	5 PM	8 PM	11 PM
Rating (10 max)	1	1	1	1	1	1	1	1	1	1	2	1	1	1	1	0	0	0	0	0	0	0	1
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	E 7	ENE 7	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8	E 8	E 8	ENE 8	ENE 8	ENE 8	ENE 8	E 8	E 8	E 8	E 8	ENE 8	ENE 7	ENE 7	ENE 7	ENE 7	ENE 7
Wave Graph
kJ	240	269	318	375	404	350	310	224	224	235	238	238	250	157	153	153	145	143	193	169	164	138	124
Wind (km/h)	ENE	E	E	ENE	ENE	ENE	ENE	ENE	ENE	ENE	ENE	ENE	NE	ENE	ENE	ENE	ENE	ENE	NE	NE	NE	ENE	ENE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross	cross-off	cross-off	cross-off	cross-off
High Tide		5:17AM0.56m				5:32PM0.81m				6:25AM0.56m				5:50PM0.73m				7:52AM0.58m				5:59PM0.66m
Low Tide			10:46AM0.27m					00:26AM0.25m				11:28AM0.39m				00:59AM0.24m				12:20PM0.49m


	5:54	—	—	—	—	—	—	—	5:54	—	—	—	—	—	—	—	5:54	—	—	—	—	—	—
	—	—	—	—	7:08	—	—	—	—	—	—	—	7:08	—	—	—	—	—	—	—	7:07	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	25	26	27	27	26	25	25	24	24	25	26	26	26	25	25	24	24	25	26	26	26	25	25
Feels °C	25	26	27	26	26	25	25	24	24	24	25	26	25	25	25	24	25	26	27	26	27	25	26
Swell 1 Height (m) Direction Period (s)	WNW 13	WNW 13	WNW 13	WNW 13	WNW 13	WNW 13	WNW 13	NNE 7	N 6	NNE 8	W 12	NNE 8	W 12	NNE 8	NNE 8	NNE 8	NNE 8	NNE 8	W 12	SW 18	SW 18	E 13	E 12
kJ	35	34	34	34	34	34	33	40	20	19	11	12	11	56	54	35	47	33	11	12	12	13	12
Swell 2 Height (m) Direction Period (s)	SW 16	SW 15	SW 15	NE 9	SW 15	NNE 8	NNE 8	WNW 13	NNE 8	W 12	W 20	W 12	W 20	W 12	W 12	W 12	W 12	W 12	SW 18	W 12	W 12	W 12	W 12
kJ	9	9	9	3	8	7	7	33	12	12	8	11	7	11	11	11	11	11	13	10	11	11	11
Swell 3 Height (m) Direction Period (s)	—	N 9	NE 9	SW 15	W 22	SW 15	SW 14	SW 14	WNW 13	SW 14	SW 14	W 20	S 14	W 19	W 19	SW 19	SW 19	SW 18	E 14	E 13	E 13	SW 18	SW 17
kJ	—	2	3	9	9	8	8	8	16	8	7	8	4	7	7	14	14	13	4	3	13	12	12
Wind waves Height (m) Direction Period (s)	E 7	ENE 7	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8	E 8	E 8	ENE 8	ENE 8	ENE 8	ENE 8	E 8	E 8	E 8	E 8	ENE 8	ENE 7	ENE 7	ENE 7	ENE 7	ENE 7
kJ	240	269	318	375	404	350	310	224	224	235	238	238	250	157	153	153	145	143	193	169	164	138	124
Nearest Offshore or Glassy	Ma'alaea HAW - Maui	Ma'alaea HAW - Maui	Ma'alaea HAW - Maui	Ma'alaea HAW - Maui	Ma'alaea HAW - Maui	Ma'alaea HAW - Maui	Ma'alaea HAW - Maui	Ma'alaea HAW - Maui	Kihei Cove HAW - Maui	Ma'alaea HAW - Maui	Kanaha HAW - Maui	Kihei Cove HAW - Maui	Ma'alaea HAW - Maui	Kihei Cove HAW - Maui	Ma'alaea HAW - Maui	Ma'alaea HAW - Maui	Ma'alaea HAW - Maui	Kihei Cove HAW - Maui	Ma'alaea HAW - Maui	Ma'alaea HAW - Maui	Ma'alaea HAW - Maui	Kihei Cove HAW - Maui	Kanaha HAW - Maui
Rating (10 max)	1	1	1	1	1	1	1	1	1	1	2	1	1	1	1	1	1	2	2	2	2	2	1
Distance (km)	14	14	14	14	14	14	14	14	19	14	0	19	14	19	14	14	14	19	14	14	14	19	0
Best forecast wave conditions in Maui	Lahaina Breakwall/Harbour	Lahaina Breakwall/Harbour	Ma'alaea	Ma'alaea	Lahaina Breakwall/Harbour	Lahaina Breakwall/Harbour	Lahaina Breakwall/Harbour	Lahaina Breakwall/Harbour	Shark Pit	Shark Pit	Kanaha	Shark Pit	Shark Pit	Shark Pit	Shark Pit	Shark Pit	Lahaina Breakwall/Harbour	La Perouse Bay/The Dumps	Shark Pit	Shark Pit	Shark Pit	Shark Pit	Shark Pit
Rating (10 max)	1	1	1	1	1	1	1	1	1	1	2	1	1	1	1	1	1	2	2	2	2	2	2
Best forecast wave conditions in United States	Mouse Rock CAL - San Luis Obispo	Magics HAW - Big Island	Ranches HAW - Oahu	Ranches HAW - Oahu	Super Tubes CAL - Ventura	Moonstone Beach CAL - Humboldt	Mouse Rock CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo	Ranches HAW - Oahu	Majors Bay HAW - Kaua'i	Ranches HAW - Oahu	Ghost Tree CAL - Monterey	Ghost Tree CAL - Monterey	Boners CAL - San Luis Obispo	Boners CAL - San Luis Obispo	Boners CAL - San Luis Obispo	Cojo CAL - Santa Barbara	Shark Pit HAW - Maui	Super Tubes CAL - Ventura	Fullers CAL - Monterey	The Wedge CAL - Orange County	Boners CAL - San Luis Obispo
Rating (10 max)	3	2	1	1	1	3	3	3	3	1	2	1	3	3	3	3	3	3	2	2	3	2	3
Header Global	Seconds (White Rock) New Zealand	Kaka Point New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Otago Peninsula - Allans Beach New Zealand	Otago Peninsula - Allans Beach New Zealand	Otago Peninsula - Allans Beach New Zealand	White Rock - The Spit New Zealand	Seconds (White Rock) New Zealand	Ning Nong Point and Reef New Zealand	Last Chance New Zealand	Seconds (White Rock) New Zealand	Diners Beach New Zealand	Trial Harbour Australia	Aganoa Beach Samoa	Aganoa Beach Samoa	Papatowai New Zealand
Rating (10 max)	6	5	6	6	6	7	7	7	8	7	6	5	5	8	7	5	5	5	5	5	4	4	5

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

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Kanaha 48 hour detailed Surf Forecast

How big are the waves at Kanaha today (18 Jul):

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