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San Mateo County
5-Day Surf and Weather Forecast



Thursday

11-17ft

Friday

8-11ft

Saturday

9-13ft

Sunday

8-11ft

Monday

24-38ft

Tuesday

11-16ft

Wednesday

12-18ft
Thursday
11-17ft
Sunny
63
Thu, December 13 -
Summary:

Steep angle West-Northwest long-period swell picking up and West-Northwest long-period swell slowly fading

*biggest in the afternoon: 13 foot-(long-period swell)

Swell/Tide/Wind Details
Weather: Low: 49 High: 63

Sunny, with a high near 63. East northeast wind 6 to 15 mph, with gusts as high as 18 mph.

4
4mph from the N
12AM
9
9mph from the ENE
03AM
10
10mph from the ENE
06AM
10
10mph from the ENE
09AM
6
6mph from the ENE
12PM
5
5mph from the ENE
03PM
4
4mph from the SSE
06PM
9
9mph from the SE
09PM
Tides: 03:25 am (4.46ft) 08:59 am (3.18ft) 01:49 pm (4.27ft) 08:51 pm (0.56ft)
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Friday
8-11ft
Rain Likely and Breezy
62
Fri, December 14 -
Summary:

Steep angle West-Northwest long-period swell building

Swell/Tide/Wind Details
Weather: Low: 53 High: 62

Rain likely after 10am. Mostly cloudy, with a high near 62. Breezy, with a south wind 22 to 24 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

10
10mph from the SSE
12AM
13
13mph from the SE
03AM
18
18mph from the S
06AM
18
18mph from the S
09AM
22
22mph from the S
12PM
22
22mph from the S
03PM
16
16mph from the SSW
06PM
16
16mph from the SSW
09PM
Tides: 04:07 am (4.59ft) 10:10 am (2.92ft) 02:53 pm (3.94ft) 09:41 pm (0.89ft)
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Saturday
9-13ft
Chance Showers then Partly Sunny
60
Sat, December 15 -
Summary:

Steep angle West-Northwest long-period swell slowly fading and West windswell picking up

*biggest in the morning: 17 foot-(long-period swell)

Swell/Tide/Wind Details
Weather: Low: 52 High: 60

A 30 percent chance of showers before 10am. Partly sunny, with a high near 60. South wind 7 to 15 mph, with gusts as high as 18 mph.

7
7mph from the SSE<br><b>(side-shore)</b>
12AM
7
7mph from the SSE<br><b>(side-shore)</b>
03AM
7
7mph from the ESE<br><b>(side-offshore)</b>
06AM
7
7mph from the ESE<br><b>(side-offshore)</b>
09AM
14
14mph from the S<br><b>(onshore)</b>
12PM
14
14mph from the S<br><b>(onshore)</b>
03PM
11
11mph from the S<br><b>(side-onshore)</b>
06PM
11
11mph from the S<br><b>(side-onshore)</b>
09PM
Tides: 04:48 am (4.76ft) 11:15 am (2.53ft) 04:08 pm (3.67ft) 10:32 pm (1.21ft)
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Sunday
8-11ft
Chance Rain
60
Sun, December 16 -
Summary:

Steep angle West-Northwest long-period swell on the rise plus South windswell holding

*biggest in the afternoon: 38 foot-(long-period swell)

Swell/Tide/Wind Details
Weather: Low: 49 High: 59

A 50 percent chance of rain. Cloudy, with a high near 60.

7
7mph from the SE<br><b>(side-shore)</b>
12AM
7
7mph from the SE<br><b>(side-shore)</b>
03AM
11
11mph from the SSE<br><b>(side-shore)</b>
06AM
11
11mph from the SSE<br><b>(side-shore)</b>
09AM
16
16mph from the S<br><b>(side-onshore)</b>
12PM
16
16mph from the S<br><b>(side-onshore)</b>
03PM
16
16mph from the S<br><b>(side-onshore)</b>
06PM
16
16mph from the S<br><b>(side-onshore)</b>
09PM
Tides: 05:26 am (4.99ft) 12:09 pm (1.97ft) 05:29 pm (3.58ft) 11:24 pm (1.51ft)
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Monday
24-38ft
Chance Showers
Mon, December 17 -
Summary:

Steep angle West-Northwest long-period swell fading

*biggest in the morning: 41 foot-(long-period swell)

Swell/Tide/Wind Details
Weather: Low: 49 High: 59

A chance of showers. Partly sunny, with a high near 59.

10
10mph from the S<br><b>(onshore)</b>
12AM
10
10mph from the S<br><b>(onshore)</b>
03AM
4
4mph from the W<br><b>(onshore)</b>
06AM
4
4mph from the W<br><b>(onshore)</b>
09AM
4
4mph from the W<br><b>(onshore)</b>
12PM
4
4mph from the W<br><b>(onshore)</b>
03PM
4
4mph from the WSW<br><b>(onshore)</b>
06PM
4
4mph from the WSW<br><b>(onshore)</b>
09PM
Tides: 06:02 am (5.25ft) 12:55 pm (1.35ft) 06:46 pm (3.64ft)
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Tuesday

Extended Automated Forecast
**For more detail visit spot specific forecasts**
11-16ft
Mostly Sunny
60
Tue, December 18 -
Summary:

West-Northwest long-period swell fading and Southwest long-period swell in the water .

*biggest in the morning: 22ft (long-period swell)

Swell/Tide/Wind Details
Weather: Low: 49 High: 60

Mostly sunny, with a high near 60.

3
3mph from the NNW<br><b>(side-shore)</b>
12AM
3
3mph from the NNW<br><b>(side-shore)</b>
03AM
3
3mph from the SE<br><b>(side-shore)</b>
06AM
3
3mph from the SE<br><b>(side-shore)</b>
09AM
5
5mph from the N<br><b>(side-offshore)</b>
12PM
5
5mph from the N<br><b>(side-offshore)</b>
03PM
5
5mph from the NNW<br><b>(side-shore)</b>
06PM
5
5mph from the NNW<br><b>(side-shore)</b>
09PM
Tides: 12:13 am (1.8ft) 06:39 am (5.58ft) 01:37 pm (0.69ft) 07:53 pm (3.84ft)
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Wednesday
12-18ft
Mostly Sunny
Wed, December 19 -
Summary:

West-Northwest long-period swell picking up and a secondary West-Northwest medium period swell picking up .

*biggest in the afternoon: 23 ft (long-period swell)

Swell/Tide/Wind Details
Weather: Low: 49 High: 60

Mostly sunny, with a high near 61.

2
2mph from the N<br><b>(side-offshore)</b>
12AM
2
2mph from the N<br><b>(side-offshore)</b>
03AM
3
3mph from the NNE<br><b>(offshore)</b>
06AM
3
3mph from the NNE<br><b>(offshore)</b>
09AM
5
5mph from the N<br><b>(offshore)</b>
12PM
5
5mph from the N<br><b>(offshore)</b>
03PM
5
5mph from the N<br><b>(offshore)</b>
06PM
5
5mph from the N<br><b>(offshore)</b>
09PM
Tides: 01:01 am (2.03ft) 07:16 am (5.87ft) 02:17 pm (0.03ft) 08:52 pm (4.1ft)
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