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Half Moon Bay Surf Forecast
/ Washington (29 breaks) / Washington (29 breaks) /
Surf Forecasts
Half Moon Bay surfForecast / Washington / USA
48hr Weather and Surf, issued 9 am Thursday 20 Feb 2025 PSTForecast update in hr min s Forecast update imminent
Half Moon Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Half Moon Bay sea temperature is
7.0° C
(Which is 2.0°C colder than average for this time of year)How big are the waves at Half Moon Bay today?
The current surf forecast for Half Moon Bay at 10AM is: 2.1m 15s primary swell from a West direction and 0.6m 18s secondary swell from a West direction (forecast issued at 09:00am February 20). The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (PST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Feb) | 7ft (2.1m) | 15s |
| Afternoon (20 Feb) | 6.5ft (2.0m) | 14s |
| Evening (20 Feb) | 5ft (1.5m) | 14s |
Table - waves today at Half Moon Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | Tuesday 25 | Wednesday 26 | Thursday 27 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | |
Rating (10 max) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Swell Height Map |    |    |    |    |    |    |    |    | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Period(s) (?) | 12 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 9 | 10 | 12 | 13 | 13 | 12 | 12 | 12 | 8 | 8 | 9 | 9 | 10 | 10 | 16 | 16 | 15 | 15 | 14 | 15 | 16 | 13 | 17 | 16 | 15 | 14 | 14 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Energy (?) | 734 | 1985 | 1756 | 1645 | 1533 | 902 | 877 | 1830 | 2578 | 3001 | 3314 | 3966 | 5036 | 5140 | 4400 | 3649 | 3337 | 2658 | 1939 | 2092 | 3994 | 2361 | 2696 | 2188 | 1570 | 1249 | 895 | 1105 | 802 | 1143 | 1005 | 988 | 962 | 3679 | 6657 | 5621 | 4377 | 3727 | 3106 | 3259 | 7779 | 19735 | 17179 | 12559 | 9062 | 6239 | 4458 | 3263 | 2432 | 2684 | 2541 | 2056 | 1791 | 1665 | 1421 | 1400 | 1430 | 1568 | 1654 | 1605 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | off | off | cross- off | cross- off | cross- off | off | off | 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 | cross- on | cross- on | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross | cross | cross | cross- off | cross- off | 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 | glass | on |
High Tide / height (m) | 5:00AM 2.62 | 6:45PM 1.80 | 5:53AM 2.56 | 8:16PM 1.81 | 7:04AM 2.55 | 9:35PM 1.93 | 8:19AM 2.61 | 10:30PM 2.09 | 9:24AM 2.73 | 11:13PM 2.27 | 10:21AM 2.88 | 11:50PM 2.45 | 11:13AM 3.00 | 12:26AM 2.63 | 12:02PM 3.06 | |||||||||||||||||||||||||||||||||||||||||||||
Low Tide / height (m) | 12:09PM 0.67 | 10:54PM 1.44 | 1:19PM 0.64 | 12:33AM 1.59 | 2:30PM 0.52 | 2:08AM 1.59 | 3:31PM 0.32 | 3:18AM 1.46 | 4:21PM 0.10 | 4:15AM 1.25 | 5:05PM -0.09 | 5:04AM 0.99 | 5:45PM -0.23 | 5:51AM 0.71 | ||||||||||||||||||||||||||||||||||||||||||||||
Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | Tuesday 25 | Wednesday 26 | Thursday 27 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Sunrise | - | 7:11 | - | - | - | - | - | - | - | 7:11 | - | - | - | - | - | - | - | 7:09 | - | - | - | - | - | - | - | 7:07 | - | - | - | - | - | - | - | 7:05 | - | - | - | - | - | - | - | 7:03 | - | - | - | - | - | - | - | 7:01 | - | - | - | - | - | - | - | 7:00 | - | - |
| Sunset | - | - | - | 5:47 | - | - | - | - | - | - | - | 5:49 | - | - | - | - | - | - | - | 5:51 | - | - | - | - | - | - | - | 5:52 | - | - | - | - | - | - | - | 5:53 | - | - | - | - | - | - | - | 5:54 | - | - | - | - | - | - | - | 5:57 | - | - | - | - | - | - | - | 5:58 |
 |  | |  | | |  | | |  | | | | | | | | | |  | | |  | | |  | | | | | |  | | | |  | | | | |  | | |  |  | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | 1 | - | - | 1 | 3 | 1 | 4 | 4 | 1 | 1 | - | 1 | 1 | 19 | 5 | 1 | 8 | 8 | 4 | 6 | 6 | 1 | 1 | 1 | - | - | - | - | 5 | 8 | 1 | 1 | 2 | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 8 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 8 | 8 | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 8 | 9 | 10 | 11 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 7 | 7 | 12 | 13 | 11 | 10 | 8 | 9 | 8 | 9 | 12 | 13 |
| Feels °C (?) | 5 | 3 | 3 | 4 | 4 | 6 | 4 | 3 | 3 | 3 | 4 | 3 | 2 | 1 | 4 | 5 | 3 | 3 | 1 | 0 | 5 | 6 | 7 | 3 | 3 | 3 | 3 | 5 | 4 | 6 | 6 | 7 | 4 | 4 | 3 | 3 | 1 | -1 | -1 | 0 | 2 | 4 | 4 | 5 | 6 | 5 | 4 | 3 | 1 | 1 | 7 | 6 | 5 | 3 | 2 | 3 | 3 | 5 | 10 | 9 |
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Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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