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Surf Forecasts:
Portinfer surfForecast / Guernsey / UK
16 Day Weather and Surf, issued 5 pm Saturday 21 Mar 2026 GMTForecast update in hr min s Forecast update imminent
Portinfer surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Portinfer sea temperature is
10.8° C
(Which is 1.1°C warmer than normal for this time of year)Best Forecast Surf Conditions for Portinfer this week:
The most powerful waves expected at Portinfer in the next 16 days are 2.4m 14s and forecast to arrive on Wednesday (Mar 25) at 9AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.5m 5s period and expected on Sunday (Mar 22) at 12AM.
| Wave Type | Time (GMT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 9AM (Wed 25th Mar) | 8ft (2.4m) 14s |
Table - best surf conditions forecast for Portinfer over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range Forecast Mostly dry. Very mild (max 10°C on Sun night, min 9°C on Sat afternoon). Winds increasing (light winds from the NNW on Mon afternoon, fresh winds from the SW by Tue morning). | Days 3-6 Weather Summary Some drizzle, heaviest during Tue night. Very mild (max 11°C on Tue afternoon, min 7°C on Tue night). Winds decreasing (near gales from the NW on Tue night, light winds from the NW by Thu afternoon). | ||||||||||||||||||||||
Sat 21 | Sunday 22 | Monday 23 | Tuesday 24 | Wednesday 25 | Thursday 26 | Friday 27 | |||||||||||||||||
| PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |||
Rating (10 max) | |||||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 13 | 13 | 13 | 12 | 12 | 12 | 11 | 5 | 7 | 14 | 13 | 13 | 12 | 12 | 12 | 11 | 11 | 17 | 14 | ||
Wave (?)Graph  | |||||||||||||||||||||||
 kJ (?) | 51 | 96 | 123 | 128 | 115 | 108 | 153 | 139 | 88 | 102 | 494 | 2408 | 2057 | 483 | 235 | 228 | 271 | 154 | 149 | 212 | 694 | ||
Wind (km/h) | |||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross- on | cross- on | cross | cross- on | cross | cross | cross | cross- on | on | on | on | cross- on | on | cross- on | cross- on | cross- on | cross- on | cross- on | ||
High Tide / height (m) | 8:09PM 8.67 | 8:26AM 8.65 | 8:46PM 8.41 | 9:06AM 8.21 | 9:26PM 7.92 | 9:49AM 7.54 | 10:11PM 7.25 | 10:40AM 6.75 | 11:07PM 6.51 | 11:50AM 6.00 | 12:31AM 5.92 | 1:37PM 5.62 | 2:23AM 5.87 | ||||||||||
Low Tide / height (m) | 2:21AM -0.08 | 2:40PM 0.03 | 2:59AM 0.22 | 3:19PM 0.53 | 3:40AM 0.75 | 4:02PM 1.20 | 4:29AM 1.43 | 4:54PM 1.95 | 5:33AM 2.13 | 6:10PM 2.62 | 7:10AM 2.59 | 8:01PM 2.86 | 9:03AM 2.45 | ||||||||||
Sat 21 | Sunday 22 | Monday 23 | Tuesday 24 | Wednesday 25 | Thursday 26 | Friday 27 | |||||||||||||||||
| Sunrise | - | - | 6:09 | - | - | 6:07 | - | - | 6:05 | - | - | 6:03 | - | - | 6:01 | - | - | 5:58 | - | - | 5:56 | ||
| Sunset | 6:22 | - | - | 6:24 | - | - | 6:27 | - | - | 6:28 | - | - | 6:30 | - | - | 6:30 | - | - | 6:32 | - | - | ||
 |  | |  |  | | | | | |  |  | | | | | | | | | | |||
Rain (mm) | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | ||
| Temp. °C | 9 | 9 | 9 | 9 | 10 | 9 | 10 | 10 | 10 | 11 | 10 | 8 | 8 | 8 | 7 | 9 | 9 | 10 | 10 | 11 | 8 | ||
| Feels °C (?) | 3 | 4 | 4 | 5 | 6 | 5 | 8 | 8 | 4 | 2 | 2 | -4 | -4 | -2 | -1 | 2 | 3 | 4 | 4 | 6 | 1 | ||
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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 Portinfer 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.
Information about the Portinfer Surf forecast
The above surf forecast table for Portinfer provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Portinfer can be found by selecting the local surf guide option on the grey menu. Our Portinfer surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Portinfer) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Portinfer may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Are you planning a holiday in Guernsey? If you are looking for accommodation near Portinfer, camping, hotels and holiday cottages in Guernsey, consider staying in Saint Peter Port which is 6 km (4 miles) away. Other places in and around Guernsey where you can find information about places to rent, and car hire include Guernsey which is 7 km (4 miles) away, Saint Helier, Octeville and Equeurdreville-Hainneville.
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