Francis Beach surfForecast / CAL – San Mateo / USA

information circle48hr Weather and Surf, issued 10 am Thursday 28 May 2026 PDT
Forecast update in hr  min  s Forecast update imminent
Francis Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Francis Beach sea temperature is
14.5° C
(Which is 2.0°C warmer than normal for this time of year)

How big are the waves at Francis Beach today (28 May):

  • Morning surf: Morning surf (28 May, local time) - 2.5ft (0.8m), 20s period with W swell.
  • Afternoon surf: Afternoon surf (28 May, local time) - 3.5ft (1.0m), 18s period with W swell.
  • Evening surf: Evening surf (28 May, local time) - 3.5ft (1.1m), 17s period with W swell.

The current surf forecast for Francis Beach at 3PM is: 1.0m 18s primary swell from a West direction and 1.2m 10s secondary swell from a West-northwest direction (forecast issued at 10:00am May 28). The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (PDT) & DateWave HeightWave Period
Morning (28 May)2.5ft (0.8m)20s
Afternoon (28 May)3.5ft (1.0m)18s
Evening (28 May)3.5ft (1.1m)17s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 10mm), heaviest on Thu morning. Very mild (max 16°C on Thu afternoon, min 9°C on Sat night). Wind will be generally light.

Thursday
28
Friday
29
Saturday
30
Sun
31
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
2 AM
5 AM
Rating
(10 max)
3
3
3
2
1
3
3
2
3
1
1
1
1
1
0
1
2
1
0
0
0
2
2
3
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.8
W
20
0.8
W
19
1
W
18
1
W
18
1.1
W
17
1.1
W
16
1.2
W
16
1.2
W
16
1.2
W
16
1.1
W
15
1.1
W
15
1.1
W
14
1.1
W
14
1
W
14
1.7
WNW
8
1.7
WNW
8
2
WNW
9
2.1
WNW
9
1.8
WNW
9
1.9
WNW
9
2.2
WNW
9
2.1
WNW
10
2.2
WNW
10
2.2
WNW
10
Wave Graph
Metric surfscale
Energy kJ
490
480
635
620
716
636
737
719
701
531
510
503
496
399
322
370
595
691
531
588
798
799
970
947
Wind (km/h)
15
ESE
10
ENE
15
SE
10
SW
15
NW
0
WSW
5
WNW
5
W
5
SW
10
W
10
W
15
WNW
15
NW
15
NW
15
NW
15
NW
15
NW
20
NW
25
NW
25
NW
15
NW
15
WNW
15
NW
10
NW
cross-off
off
cross-off
cross-on
cross-on
glassy
cross-on
on
glassy
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
10:30AM1.15m
9:16PM1.71m
11:22AM1.18m
9:46PM1.70m
12:09PM1.20m
10:17PM1.69m
Low Tide
3:12PM0.72m
4:28AM-0.19m
3:53PM0.82m
5:02AM-0.24m
4:32PM0.89m
mod rain
light rain
part cloud
clear
clear
clear
part cloud
part cloud
cloud
part cloud
cloud
part cloud
part cloud
cloud
cloud
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:52
5:50
5:50
5:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:22
8:22
8:22
8:23
7
3
Temp °C
12
13
16
16
13
12
12
12
12
13
12
13
11
11
10
10
10
12
12
12
10
10
9
9
9
11
13
14
10
11
11
11
11
11
10
11
8
9
7
7
7
9
7
7
6
7
6
7
Swell 1
Height (m)
Direction
Period (s)
1.4
WNW
10
1.3
WNW
10
1.2
WNW
10
1.2
WNW
10
1.2
WNW
10
1.2
WNW
10
1.2
W
16
1.2
W
16
1.2
W
16
1.1
W
15
1.1
W
15
1.1
W
14
1.1
W
14
1.2
WNW
7
1.4
WNW
8
1.7
WNW
8
1.7
WNW
9
1.7
WNW
9
0.8
W
13
0.8
W
12
2.2
WNW
9
2.1
WNW
10
2.2
WNW
10
2.2
WNW
10
Energy kJ
388
307
263
263
258
253
737
719
701
531
510
503
496
144
238
370
397
484
206
177
798
799
970
947
Swell 2
Height (m)
Direction
Period (s)
0.8
W
20
0.8
W
19
1
W
18
1
W
18
1.1
W
17
1.1
W
16
1.2
WNW
9
1.1
WNW
9
1
WNW
9
0.9
WNW
9
0.9
WNW
9
1
WNW
9
1
WNW
7
1
W
14
0.9
W
13
0.8
W
13
0.8
W
13
0.8
W
13
0.4
SW
14
0.4
SW
14
0.4
SW
14
0.9
W
12
0.4
SW
22
0.5
SW
22
Energy kJ
490
480
635
620
716
636
253
188
154
113
116
147
96
399
284
219
219
215
50
51
50
216
119
227
Swell 3
Height (m)
Direction
Period (s)
0.5
SW
14
0.5
SW
14
0.5
SW
14
0.5
SW
14
0.5
SW
14
0.4
SSW
14
0.4
SSW
14
0.4
SSW
14
0.4
SSW
14
0.4
SSW
14
0.4
SSW
13
0.5
SW
14
0.4
SSW
14
0.4
SSW
14
0.4
SSW
14
0.4
SW
14
0.4
SW
14
0.4
SW
14
0.2
SSW
24
0.2
SSW
24
0.4
SW
23
0.4
SW
22
0.4
SW
13
0.4
SW
18
Energy kJ
97
95
92
91
89
71
73
71
71
71
70
99
77
75
74
47
47
49
55
54
135
121
44
80
Wind waves
Height (m)
Direction
Period (s)
1.3
WNW
8
1.7
WNW
8
2
WNW
9
2.1
WNW
9
1.8
WNW
9
1.9
WNW
9
Energy kJ
183
322
595
691
531
588
Nearest Offshore or Glassy
Rating
(10 max)
3
3
3
4
4
3
4
4
3
3
2
2
3
2
2
2
2
2
3
3
3
3
4
4
Distance (km)
0
0
0
23
43
0
14
14
0
55
40
40
66
40
40
39
40
40
66
66
66
40
37
18
Best forecast wave conditions in San Mateo
Rating
(10 max)
3
3
3
4
3
4
4
4
2
4
Best forecast wave conditions in United States
Rating
(10 max)
3
4
4
4
4
4
4
4
4
3
2
2
3
4
3
4
3
3
3
3
3
4
4
5
Header Global
Rating
(10 max)
9
7
7
7
5
6
5
5
5
4
5
5
5
5
5
5
6
8
7
7
7
7
7
6
  • 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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