Third Reef surfForecast / CAL – Humboldt / USA

information circle48hr Weather and Surf, issued 9 am Tuesday 17 Feb 2026 PST
Forecast update in hr  min  s Forecast update imminent
Third Reef surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Third Reef sea temperature is
12.8° C
(Which is 1.4°C warmer than normal for this time of year)


How big are the waves at Third Reef today?

The current surf forecast for Third Reef at 12PM is: 3.5m 11s primary swell from a West direction and 3.0m 12s secondary swell from a West direction, 1.6m 12s secondary swell from a Northwest direction (forecast issued at 09:00am February 17). The wind direction is predicted to be onshore.

Time (PST) & DateWave HeightWave Period
Morning (17 Feb)11ft (3.5m)11s
Afternoon (17 Feb)10ft (3.0m)12s
Evening (17 Feb)11ft (3.5m)13s

Table - waves today at Third Reef. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent
Tuesday
17
Wednesday
18
Thursday
19
Fri
20
7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM
Rating
(10 max)
0
0
0
2
3
4
4
5
5
4
5
5
4
3
3
3
4
1
1
1
3
3
4
3
Swell
Height Map
Wave Height (m) & direction (?)
3.5
WNW
3.5
WNW
3
W
3
W
3
W
3.5
WNW
3.5
WNW
3.5
WNW
3.5
WNW
3.5
WNW
3.5
WNW
3
WNW
3
WNW
2.5
WNW
2.3
WNW
2.2
WNW
2.1
WNW
2
WNW
2.5
WNW
3
WNW
4
NW
3.5
NW
2.3
WNW
2
WNW
Period(s) (?)10111212141313131313131312121111118101010101010
Wave
Graph
(?)Metric surfscale
Energy kJ (?)2276298124602909394443244308444142984458395331642326179413581152102749911832009307022791042763
Wind
(km/h)
35
W
20
WSW
25
W
20
WNW
20
NW
15
N
10
N
5
W
10
NE
5
N
5
NNW
5
W
10
SE
20
SE
20
SE
20
SE
15
NNE
20
NNW
30
NNW
30
NNW
30
N
20
N
15
NE
15
NE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
ononononcross-
on
crosscrossglasscross-
off
crossglassglasscross-
off
cross-
off
cross-
off
cross-
off
cross-
off
crosscrosscrosscrosscrosscross-
off
cross-
off
High Tide
/ height (m)
10:41AM
2.02
11:59PM
1.71
11:25AM
1.97
12:25AM
1.79
12:10PM
1.87
12:52AM
1.86
Low Tide
/ height (m)
4:47AM
0.77
5:31PM
-0.02
5:29AM
0.65
6:01PM
0.07
6:11AM
0.52
6:31PM
0.20
Tuesday
17
Wednesday
18
Thursday
19
Fri
20
Sunrise-7:05-------7:05-------7:03------
Sunset---5:53-------5:54-------5:55----
rain showers
light rain
light rain
light rain
light rain
light rain
clear
light rain
rain showers
cloud
clear
cloud
cloud
cloud
cloud
light rain
mod rain
cloud
clear
clear
clear
clear
clear
clear
Rain (mm)
412211-12------17-------
Temp. °C877765544577666546787633
Feels °C (?)011111111254200001-10-11-2-2
  • 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

Latest Updates

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 Third Reef 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.


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