Surf Forecasts:
Slade Bay/Boot Reef surf forecast from 14 Sep 2026:
- Most powerful swell: Thursday 17 Sep, 7AM (local time) - 7ft (2.1m), 7s period, WSW swell with 374 kJ wave energy.
Best Forecast Surf Conditions for Slade Bay/Boot Reef this week:
The most powerful waves expected at Slade Bay/Boot Reef in the next 16 days are 2.1m 7s and forecast to arrive on Thursday (Sep 17) at 7AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.6m 4s period and expected on Wednesday (Sep 16) at 1AM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 7AM (Thu 17th Sep) | 7ft (2.1m) 7s |
Table - best surf conditions forecast for Slade Bay/Boot Reef over the next 16 days.
Short Range ForecastLight rain (total 7mm), mostly falling on Wed night. Very mild (max 18°C on Mon morning, min 14°C on Tue night). Mainly fresh winds. | Days 4-6 Weather SummaryLight rain (total 7mm), mostly falling on Fri afternoon. Very mild (max 17°C on Fri night, min 13°C on Thu night). Winds decreasing (fresh winds from the SW on Fri afternoon, light winds from the W by Sat night). | ||||||||||||||||||||
Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | WSW 9 | WSW 9 | WSW 6 | W 7 | W 7 | WSW 8 | W 10 | WSW 10 | WSW 5 | W 7 | W 7 | W 8 | W 7 | WSW 6 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 6 | WSW 6 | WSW 6 |
Wave Graph  | |||||||||||||||||||||
 kJ | 244 | 181 | 154 | 274 | 206 | 223 | 196 | 106 | 94 | 315 | 303 | 308 | 225 | 161 | 214 | 219 | 265 | 200 | 96 | 96 | 68 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross | cross-on | cross | cross-on | cross | cross | cross-on | cross-on | cross-on |
High Tide | 9:07PM8.36m | 9:23AM8.05m | 9:41PM7.85m | 9:57AM7.56m | 10:15PM7.24m | 10:31AM6.98m | 10:52PM6.59m | 11:11AM6.37m | 11:36PM5.96m | 12:03PM5.79m | 00:42AM5.44m | 1:27PM5.41m | 2:25AM5.26m | ||||||||
Low Tide | 2:53PM0.34m | 3:10AM0.55m | 3:25PM0.72m | 3:41AM1.03m | 3:58PM1.23m | 4:14AM1.59m | 4:33PM1.81m | 4:50AM2.19m | 5:15PM2.43m | 5:38AM2.77m | 6:18PM2.98m | 6:58AM3.22m | 8:06PM3.24m | ||||||||
 |  |  | | |  |  |  |  | | |  | |  | | | | | | | | |
 | 6:48 | — | — | 6:50 | — | — | 6:52 | — | — | 6:52 | — | — | 6:54 | — | — | 6:56 | — | — | 6:58 | — | — |
 | — | 7:34 | — | — | 7:31 | — | — | 7:30 | — | — | 7:28 | — | — | 7:24 | — | — | 7:22 | — | — | 7:21 | — |
mm | 1 | — | 2 | — | — | — | — | — | 4 | — | — | — | — | 3 | 1 | 3 | — | — | — | — | — |
Temp °C | 18 | 18 | 18 | 16 | 16 | 16 | 15 | 14 | 16 | 15 | 15 | 15 | 15 | 16 | 17 | 17 | 17 | 16 | 18 | 18 | 17 |
Feels °C | 17 | 16 | 15 | 11 | 10 | 13 | 11 | 9 | 10 | 11 | 9 | 9 | 11 | 10 | 13 | 14 | 14 | 14 | 16 | 16 | 15 |
Swell 1 Height (m) Direction Period (s) | — | S 12 | WSW 9 | — | — | WSW 8 | W 10 | WSW 10 | W 10 | W 10 | — | W 8 | — | W 12 | W 16 | SW 16 | — | W 14 | W 9 | W 16 | WSW 6 |
| kJ | — | 3 | 15 | — | — | 223 | 196 | 106 | 72 | 8 | — | 298 | — | 27 | 5 | 10 | — | 4 | 39 | 5 | 68 |
Swell 2 Height (m) Direction Period (s) | — | — | W 12 | — | — | — | — | — | — | — | — | — | — | W 12 | — | W 16 | — | W 14 | SW 14 | S 14 | W 15 |
| kJ | — | — | 3 | — | — | — | — | — | — | — | — | — | — | 27 | — | 5 | — | 4 | 8 | 4 | 4 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 14 | W 17 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 6 | — | — |
Wind waves Height (m) Direction Period (s) | WSW 9 | WSW 9 | WSW 6 | W 7 | W 7 | NW 4 | W 7 | W 6 | WSW 5 | W 7 | W 7 | W 8 | W 7 | WSW 6 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 6 | WSW 6 | — |
| kJ | 244 | 181 | 154 | 274 | 206 | 10 | 107 | 65 | 94 | 315 | 303 | 308 | 225 | 161 | 214 | 219 | 265 | 200 | 96 | 96 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 125 | 125 | 125 | 357 | 357 | 151 | 3 | 229 | 319 | 3 | 646 | 38 | 396 | 364 | 319 | 221 | 125 | 9 | 125 | 125 | 104 |
Best forecast wave conditions in Wales - Gower | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Information about the Slade Bay/Boot Reef Surf forecast
The above surf forecast table for Slade Bay/Boot Reef provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Slade Bay/Boot Reef can be found by selecting the local surf guide option on the grey menu. Our Slade Bay/Boot Reef 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 (Slade Bay/Boot Reef) 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 Slade Bay/Boot Reef 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.
Slade Bay/Boot Reef is 19 km (12 miles) from Swansea. If you plan a holiday in Wales - Gower, look for hotels and other accommodation in Swansea. Swansea has rooms for a wide range of budgets as well as car hire and transport links.
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