Chinamans Hat/Mokolii Surf Forecast

/ HAW – Oahu (122 breaks) / Hawaii (267 breaks) /

USA (1297 breaks) / Lat Long: (21.51° N 157.83° W)

Surf Forecasts:

Chinamans Hat/Mokolii surfForecast / HAW – Oahu / USA

48hr Weather and Surf, issued 1 pm Tuesday 18 Nov 2025 HST

Forecast update in hr min s Forecast update imminent

Chinamans Hat/Mokolii surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's Chinamans Hat/Mokolii sea temperature is 25.8° C
(Which is normal for this time of year)

How big are the waves at Chinamans Hat/Mokolii today?

The current surf forecast for Chinamans Hat/Mokolii at 7PM is: 0.6m 16s primary swell from a Northwest direction and 0.4m 12s secondary swell from a Northwest direction, 1.0m 5s secondary swell from a East direction (forecast issued at 01:00pm November 18). The wind direction is predicted to be cross-shore.

Time (HST) & Date	Wave Height	Wave Period
Morning (18 Nov)	2.5ft (0.8m)	7s
Afternoon (18 Nov)	1.5ft (0.5m)	16s
Evening (18 Nov)	2ft (0.6m)	15s

Table - waves today at Chinamans Hat/Mokolii. (Swell directed towards the surf break)

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Tuesday 18					Wednesday 19								Thursday 20								Friday 21
	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	2 AM	5 AM	8 AM
Rating (10 max)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	1	0	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	NE	NW	NNW	NW	NW	NW	NW	NW	NW	E	NW	NNW	NNW	NNW	E	NNW	E	E	E	E	E	E	E	E
Period(s) (?)	10	16	16	16	15	15	14	14	14	7	14	14	14	13	8	13	8	8	8	8	8	8	8	8
Wave Graph (?)
kJ (?)	61	130	173	193	223	309	305	234	318	517	614	908	990	961	826	768	722	707	653	617	581	545	453	412
Wind (km/h)	E	ENE	ENE	E	E	E	ENE	ENE	E	E	E	E	E	E	E	E	E	E	E	E	E	E	E	E
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- on	cross- on	cross- on	cross	cross- on	cross- on	cross- on	cross- on	cross	cross	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross	cross	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on
High Tide / height (m)		11:42AM 0.51					2:14AM 0.82			12:02PM 0.47					2:45AM 0.83			12:24PM 0.45					3:19AM 0.83
Low Tide / height (m)	8:01AM 0.34			6:52PM -0.07					8:44AM 0.34			7:16PM -0.08					9:29AM 0.34			7:43PM -0.08

	Tuesday 18					Wednesday 19								Thursday 20								Friday 21
Sunrise	-	-	-	-	-	-	-	6:43	-	-	-	-	-	-	-	6:45	-	-	-	-	-	-	-	6:46
Sunset	-	-	5:47	-	-	-	-	-	-	-	5:47	-	-	-	-	-	-	-	5:47	-	-	-	-	-

Rain (mm)	1	-	-	1	-	-	-	-	1	-	-	-	-	-	1	-	-	-	1	1	-	1	-	-
Temp. °C	26	25	25	24	24	24	24	24	24	25	25	24	24	24	24	24	24	25	24	24	24	24	24	24
Feels °C (?)	27	26	25	23	23	23	22	22	21	21	23	22	22	22	21	22	21	23	22	22	22	23	23	23

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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