San Mateo Surf Break

San Mateo 48 hour detailed Surf Forecast

Lat Long: 0.95° S 80.83° W

Issued: 12 pm 21 Jun 2026 (local time)

Forecast update in  hr  min

Today's San Mateo sea temperature is
27.0° C

3.9°C warmer than normal for this time of year

San Mateo surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at San Mateo today (21 Jun):

  • Morning surf: Morning surf (21 Jun, local time) - 2ft (0.6m), 18s period with SW swell.
  • Afternoon surf: Afternoon surf (21 Jun, local time) - 2ft (0.6m), 18s period with SW swell.
  • Evening surf: Evening surf (21 Jun, local time) - 2.5ft (0.7m), 16s period with SW swell.

The current surf forecast for San Mateo at 8PM is: 0.6m 17s primary swell from a Southwest direction and 0.6m 13s secondary swell from a Southwest direction (forecast issued at 12:00pm June 21). An open ocean swell of 0.9m 6s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (-05) & DateWave HeightWave Period
Morning (21 Jun)2ft (0.6m)18s
Afternoon (21 Jun)2ft (0.6m)18s
Evening (21 Jun)2.5ft (0.7m)16s

Table - waves today at San Mateo. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 27°C on Sun morning, min 24°C on Sun afternoon). Wind will be generally light.

Sun
21
Monday
22
Tuesday
23
Wed
24
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
Rating
(10 max)
1
0
0
0
0
2
1
1
2
1
0
1
2
1
3
2
2
1
0
1
2
2
2
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
SW
18
0.7
SW
13
0.6
SW
18
0.6
SW
17
0.7
SW
16
0.7
SW
16
0.7
SW
16
0.6
SW
20
0.7
SW
20
0.7
SW
20
1
SW
19
0.8
SW
18
0.9
SW
18
1.2
SW
18
1.3
SW
18
1.3
SW
17
1.3
SW
17
1.3
SW
16
1.3
SW
16
1.3
SW
16
1.3
SW
16
1.3
SW
16
1.1
SW
16
1.1
SW
16
Wave Graph
Metric surfscale
Energy kJ
197
173
192
173
254
254
254
241
373
373
694
468
528
881
985
962
940
875
834
823
813
803
628
612
Wind (km/h)
10
SSW
15
SW
25
SW
20
SW
15
SW
10
SW
10
SSW
10
SSW
10
SSW
15
SW
15
WSW
10
WSW
10
WSW
10
WSW
5
WSW
5
SW
10
WSW
15
W
15
W
15
WSW
10
SW
10
SW
10
SSW
10
S
Wind State
cross
cross-on
cross-on
cross
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross-off
High Tide
8:43AM2.45m
9:06PM2.13m
9:37AM2.33m
10:09PM2.03m
10:32AM2.23m
11:14PM1.98m
Low Tide
3:03PM0.56m
3:12AM0.57m
4:02PM0.62m
4:10AM0.72m
5:01PM0.65m
5:11AM0.82m
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
cloud
part cloud
cloud
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>
6:22
6:22
6:22
6:22
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:27
6:27
6:27
6:27
 mm
Temp °C
26
27
26
24
24
24
24
24
25
26
26
25
24
24
24
24
25
26
25
25
24
24
24
24
Feels °C
28
28
26
24
25
26
26
27
27
28
28
28
27
26
27
27
28
28
26
27
26
26
26
26
Swell 1
Height (m)
Direction
Period (s)
0.7
SW
13
0.7
SW
13
0.6
SW
13
0.6
SW
13
0.7
SW
16
0.7
SW
16
0.7
SW
16
0.8
SSW
6
0.7
SW
20
0.7
SW
20
1
SW
19
0.8
SW
18
0.9
SW
18
1.2
SW
18
1.3
SW
18
1.3
SW
17
1.3
SW
17
1.3
SW
16
1.3
SW
16
1.3
SW
16
1.3
SW
16
1.3
SW
16
1.1
SW
16
1.1
SW
16
Energy kJ
176
173
142
142
254
254
254
52
373
373
694
468
528
881
985
962
940
875
834
823
813
803
628
612
Swell 2
Height (m)
Direction
Period (s)
0.6
SW
18
0.5
SW
18
0.6
SW
18
0.6
SW
17
0.6
SW
13
0.6
SW
13
0.5
SW
13
0.6
SW
16
0.6
SW
16
0.7
SW
16
0.8
SSW
6
0.8
SSW
6
0.7
SSW
6
0.7
SSW
6
0.6
SSW
6
0.6
SSW
7
0.5
SSW
7
0.5
SSW
7
0.6
SSW
7
0.6
SSW
7
0.6
SSW
7
0.6
SSW
7
0.5
SSW
7
0.5
SSW
8
Energy kJ
197
154
192
173
108
106
80
208
208
264
51
44
34
34
26
29
26
28
34
34
34
34
29
32
Swell 3
Height (m)
Direction
Period (s)
0.2
WNW
11
0.2
WNW
11
0.1
NW
11
0.3
SW
21
0.4
SW
21
0.4
SW
21
0.4
SW
20
0.6
SW
20
0.4
SW
12
0.4
SW
12
0.4
SW
12
0.6
SW
15
0.5
SW
15
0.3
SW
12
0.3
SW
12
0.1
NW
10
0.1
NW
10
0.1
NW
10
0.3
SW
11
0.1
NW
10
0.1
NW
10
0.1
NW
10
0.1
NW
10
0.1
NW
10
Energy kJ
12
12
5
72
117
160
144
241
53
52
52
136
104
22
22
4
4
4
19
4
4
4
4
4
Wind waves
Height (m)
Direction
Period (s)
0.8
SSW
7
0.9
SSW
6
0.9
SSW
6
0.9
SSW
6
0.8
SSW
6
0.8
SSW
6
0.8
SSW
6
0.8
SSW
6
0.8
SSW
6
Energy kJ
57
66
64
64
52
52
51
52
51
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
2
2
2
3
3
3
3
4
4
3
3
3
2
3
3
3
3
3
3
3
3
Distance (km)
7
1147
141
141
141
141
7
7
7
141
979
815
141
310
46
11
141
141
141
141
141
141
7
0
Best forecast wave conditions in Manabi
Rating
(10 max)
2
3
3
3
1
3
2
3
3
Best forecast wave conditions in Ecuador
Rating
(10 max)
2
2
2
2
2
3
3
3
3
4
4
4
4
4
4
4
3
3
3
3
3
3
3
Header Global
Rating
(10 max)
7
7
7
6
6
5
7
6
6
5
5
5
5
6
5
5
5
6
7
8
9
9
9
8
  • 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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