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Surf Forecasts:

Half Moon Bay surfForecast / Washington / USA

information circle48hr Weather and Surf, issued 10 am Saturday 14 Mar 2026 PDT
Forecast 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
9.7° C
 (Which is normal for this time of year)

How big are the waves at Half Moon Bay today?

The current surf forecast for Half Moon Bay at 5PM is: 1.6m 8s primary swell from a West-northwest direction and 0.8m 8s secondary swell from a West-southwest direction, 0.4m 15s secondary swell from a Southwest direction (forecast issued at 10:00am March 14). The wind direction is predicted to be onshore.

Time (PDT) & DateWave HeightWave Period
Morning (14 Mar)6ft (1.8m)7s
Afternoon (14 Mar)5.5ft (1.7m)8s
Evening (14 Mar)4ft (1.2m)7s

Table - waves today at Half Moon Bay. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Saturday
14
Sunday
15
Monday
16
Tue
17
8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM
Rating
(10 max)
0
0
0
0
0
0
1
1
0
0
0
0
1
1
0
0
0
0
0
1
2
2
0
2
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.8
WNW
2
WNW
1.8
WNW
1.6
WNW
1.3
WNW
0.8
WSW
0.7
WNW
0.9
WNW
0.8
WNW
0.7
WNW
0.7
WNW
0.4
SW
0.4
SW
0.4
SW
0.4
SW
1.2
WSW
1.6
WSW
1.7
WSW
1.6
W
2.1
WSW
2.3
WSW
2.3
WSW
2.1
W
1.5
SSW
Period(s) (?)788888998881313132098891011111118
Wave
Graph
(?)Metric surfscale
Energy kJ (?)31548844430217378671199059596262611342113313904308841238137211241373
Wind
(km/h)
30
NW
30
NW
30
NW
25
NW
20
NW
10
N
10
ENE
10
ENE
20
E
25
E
20
E
25
E
15
ESE
20
SE
25
S
30
S
30
SSE
30
S
30
S
30
S
30
S
30
S
35
SSW
30
SSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
onononononcross-
on		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		offoffcross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off
High Tide
/ height (m)
9:50AM
2.47
11:32PM
2.19
10:49AM
2.58
12:08AM
2.36
11:40AM
2.68
12:41AM
2.53
Low Tide
/ height (m)
4:44PM
0.35
4:47AM
1.22
5:27PM
0.20
5:34AM
0.96
6:04PM
0.09
Saturday
14
Sunday
15
Monday
16
Tue
17
Sunrise7:31-------7:30-------7:28-------
Sunset---7:20-------7:21-------7:22----
clear
part cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
light rain
heavy rain
light rain
cloud
part cloud
cloud
cloud
light rain
mod rain
Rain (mm)
---------------5113----16
Temp. °C7777765333445688810111111111110
Feels °C (?)-2-2-10121-1-2-3-2-3001114556544
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Half Moon Bay surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

View detailed surf forecast for Half Moon Bay at:
surf-forecast.com

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