Francis Beach surfForecast / CAL – San Mateo / USA

information circle48hr Weather and Surf, issued 10 am Saturday 30 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
14.1° C
(Which is 1.5°C warmer than normal for this time of year)

How big are the waves at Francis Beach today (30 May):

  • Morning surf: Morning surf (30 May, local time) - 2.5ft (0.8m), 13s period with W swell.
  • Afternoon surf: Afternoon surf (30 May, local time) - 5.5ft (1.7m), 8s period with WNW swell.
  • Evening surf: Evening surf (30 May, local time) - 6.5ft (2.0m), 9s period with WNW swell.

The current surf forecast for Francis Beach at 6PM is: 1.9m 9s primary swell from a West-northwest direction and 0.6m 12s secondary swell from a West direction, 0.4m 14s secondary swell from a Southwest direction (forecast issued at 10:00am May 30). The wind direction is predicted to be cross-onshore.

Time (PDT) & DateWave HeightWave Period
Morning (30 May)2.5ft (0.8m)13s
Afternoon (30 May)5.5ft (1.7m)8s
Evening (30 May)6.5ft (2.0m)9s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 15°C on Sun afternoon, min 9°C on Sat night). Wind will be generally light.

Saturday
30
Sunday
31
Monday
1
Tue
2
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)
2
0
0
0
0
1
1
2
4
3
1
1
2
3
3
3
3
2
1
1
2
2
2
2
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)
0.9
W
13
1.7
WNW
8
1.7
WNW
8
1.8
WNW
8
2
WNW
9
2.5
WNW
9
2.2
WNW
10
2.2
WNW
10
2.1
WNW
10
1.9
WNW
10
1.8
WNW
10
1.7
WNW
10
1.7
WNW
10
1.7
WNW
10
0.9
SW
19
0.9
SW
19
1.6
WNW
10
1.5
WNW
10
0.8
SW
18
0.9
SW
18
0.9
SW
18
0.9
SW
18
0.9
SW
17
0.9
SW
17
Wave Graph
Metric surfscale
Energy kJ
276
423
388
453
615
1158
932
1010
916
776
689
631
631
634
622
584
512
425
379
455
449
444
434
414
Wind (km/h)
5
WNW
15
WNW
20
NW
25
NW
20
NW
15
NW
20
NW
10
NW
5
NW
10
WNW
15
WNW
20
NW
15
NW
10
WNW
5
WNW
5
WNW
5
WSW
10
W
15
W
10
WNW
10
WNW
10
WNW
10
WNW
5
WNW
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
glassy
on
cross-on
cross-on
cross-on
cross-on
on
on
glassy
on
on
on
cross-on
on
on
on
High Tide
12:09PM1.20m
10:17PM1.69m
12:52PM1.21m
10:50PM1.67m
1:33PM1.21m
11:25PM1.64m
Low Tide
5:02AM-0.24m
4:32PM0.89m
5:36AM-0.27m
5:11PM0.94m
6:10AM-0.27m
5:49PM0.98m
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:50
5:50
5:50
5:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:22
8:23
8:23
8:24
Temp °C
11
12
13
12
10
10
10
9
11
14
15
14
11
11
10
10
12
14
15
14
11
11
10
10
10
9
9
7
5
7
6
6
10
12
12
11
8
9
9
9
11
12
13
12
9
10
8
9
Swell 1
Height (m)
Direction
Period (s)
1.3
WNW
8
1.4
WNW
8
0.7
W
13
0.6
W
12
0.7
W
12
2.3
WNW
9
2.2
WNW
10
2.2
WNW
10
2.1
WNW
10
1.9
WNW
10
1.8
WNW
10
1.7
WNW
10
1.7
WNW
10
1.7
WNW
10
1.7
WNW
10
1.7
WNW
10
1.6
WNW
10
1.5
WNW
10
1.3
WNW
10
1.3
WNW
10
1.2
WNW
10
1.1
WNW
10
1.1
WNW
10
1.2
WNW
9
Energy kJ
232
284
163
110
141
848
932
1010
916
776
689
631
631
634
622
584
512
425
325
307
258
218
214
222
Swell 2
Height (m)
Direction
Period (s)
0.9
W
13
0.8
W
13
0.4
SW
14
0.4
SW
14
0.4
SW
14
0.4
SW
22
0.4
SW
22
0.5
SW
22
0.6
SSW
21
0.5
SW
21
0.6
SW
20
0.6
SW
20
0.6
SW
20
0.8
SW
19
0.9
SW
19
0.9
SW
19
0.7
SW
18
0.7
SW
18
0.8
SW
18
0.9
SW
18
0.9
SW
18
0.9
SW
18
0.9
SW
17
0.9
SW
17
Energy kJ
276
219
50
51
49
121
119
227
302
214
318
309
306
450
540
518
338
327
379
455
449
444
434
414
Swell 3
Height (m)
Direction
Period (s)
0.4
SW
14
0.4
SW
14
0.2
SSW
24
0.2
SSW
24
0.4
SW
23
0.4
SW
13
0.4
SW
13
0.4
SW
18
0.3
SW
13
0.3
SW
16
0.4
SW
16
0.4
SW
16
0.4
SW
16
0.3
SW
13
0.4
SW
15
0.4
SW
15
0.4
SW
14
0.1
S
16
0.1
S
16
0.1
S
15
0.1
S
15
Energy kJ
47
48
55
54
135
46
44
80
26
42
67
67
68
27
56
56
52
5
5
4
4
Wind waves
Height (m)
Direction
Period (s)
1.7
WNW
8
1.7
WNW
8
1.8
WNW
8
2
WNW
9
2.5
WNW
9
Energy kJ
423
388
453
615
1158
Nearest Offshore or Glassy
Rating
(10 max)
3
2
2
2
2
3
3
3
4
3
3
3
3
4
3
4
3
2
2
3
2
2
2
3
Distance (km)
18
40
66
66
66
40
40
39
0
40
40
66
40
32
39
32
0
40
66
318
40
40
40
32
Best forecast wave conditions in San Mateo
Rating
(10 max)
3
3
4
4
3
4
3
3
Best forecast wave conditions in United States
Rating
(10 max)
3
3
2
2
2
4
4
4
4
3
3
4
4
5
4
4
4
4
2
4
4
4
4
4
Header Global
Rating
(10 max)
6
8
7
7
7
7
7
6
6
5
5
5
5
5
5
4
4
4
5
5
5
5
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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