National Network of Regional Coastal Monitoring Programmes
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Note that these are real-time data and are not quality-controlled.
St Mary's Sound
Latest Waves Data
Time (GMT) | Latitude | Longitude | Wave Height (m) | Max Wave Height (m) | Tpeak (s) | Tz (s) | Peak Direction (degrees) | Spread (degrees) | Sea Temp (°C) | Energy Period (s) | Wave Power (kW/m) |
---|---|---|---|---|---|---|---|---|---|---|---|
07-02-2025 02:00 | 49.89167 | -6.31386 | 2.24 | - | 8 | 5.5 | 101 | 21 | 10.7 | - | - |
Date | Highest Hs 2025 | Storm Alert Threshold (0.25 yr Return Period Hs) |
Swell Alert Threshold (0.25 yr Return Period Te) |
---|---|---|---|
27-01 | 5.4m | 4.43m | 10.90s |
Time (GMT) | Latitude | Longitude | Wave Height (m) | Max Wave Height (m) | Tpeak (s) | Tz (s) | Peak Direction (degrees) | Spread (degrees) | Sea Temp (°C) | Energy Period (s) | Wave Power (kW/m) |
---|---|---|---|---|---|---|---|---|---|---|---|
13-01-2025 00:00 | 49.89289 | -6.31192 | 1.78 | - | 5.7 | 4.4 | 174 | 31 | 11.3 | - | - |
12-01-2025 23:30 | 49.89295 | -6.31210 | 1.74 | - | 5.7 | 4.5 | 179 | 38 | 11.3 | - | - |
12-01-2025 23:00 | 49.89298 | -6.31227 | 1.82 | - | 5.6 | 4.6 | 188 | 34 | 11.3 | - | - |
12-01-2025 22:30 | 49.89306 | -6.31263 | 1.82 | - | 5.9 | 4.6 | 187 | 31 | 11.3 | - | - |
12-01-2025 22:00 | 49.89303 | -6.31293 | 1.9 | - | 6.1 | 4.8 | 186 | 31 | 11.3 | - | - |
12-01-2025 21:30 | 49.89297 | -6.31328 | 1.7 | - | 5.6 | 4.6 | 176 | 31 | 11.3 | - | - |
12-01-2025 21:00 | 49.89275 | -6.31371 | 1.53 | - | 5.7 | 4.4 | 174 | 34 | 11.3 | - | - |
12-01-2025 20:30 | 49.89232 | -6.31403 | 1.6 | - | 5.4 | 4.8 | 181 | 31 | 11.3 | - | - |
12-01-2025 20:00 | 49.89189 | -6.31398 | 1.63 | - | 5.4 | 4.8 | 177 | 26 | 11.3 | - | - |
12-01-2025 19:30 | 49.89177 | -6.31396 | 1.63 | - | 5.4 | 4.8 | 190 | 34 | 11.3 | - | - |
12-01-2025 19:00 | 49.89164 | -6.31403 | 1.67 | - | 5.7 | 4.9 | 197 | 45 | 11.3 | - | - |
12-01-2025 18:30 | 49.89164 | -6.31383 | 1.56 | - | 4.9 | 4.8 | 188 | 41 | 11.3 | - | - |
12-01-2025 18:00 | 49.89144 | -6.31362 | 1.74 | - | 5.6 | 4.9 | 186 | 29 | 11.3 | - | - |
12-01-2025 17:30 | 49.89139 | -6.31321 | 1.6 | - | 5 | 4.6 | 167 | 34 | 11.2 | - | - |
12-01-2025 17:00 | 49.89132 | -6.31238 | 1.63 | - | 4.8 | 4.5 | 155 | 38 | 11.2 | - | - |
12-01-2025 16:30 | 49.89168 | -6.31165 | 1.56 | - | 5 | 4.4 | 167 | 34 | 11.2 | - | - |
12-01-2025 16:00 | 49.89251 | -6.31160 | 1.43 | - | 4.7 | 4.3 | 156 | 45 | 11.3 | - | - |
12-01-2025 15:30 | 49.89267 | -6.31162 | 1.43 | - | 4.4 | 4.3 | 159 | 38 | 11.3 | - | - |
12-01-2025 15:00 | 49.89269 | -6.31162 | 1.49 | - | 4.4 | 4.3 | 156 | 38 | 11.3 | - | - |
12-01-2025 14:30 | 49.89273 | -6.31162 | 1.46 | - | 11.1 | 4.3 | 259 | 53 | 11.3 | - | - |
12-01-2025 14:00 | 49.89269 | -6.31162 | 1.39 | - | 4.4 | 4.2 | 148 | 38 | 11.3 | - | - |
12-01-2025 13:30 | 49.89277 | -6.31173 | 1.36 | - | 11.8 | 4.3 | 218 | 67 | 11.3 | - | - |
12-01-2025 13:00 | 49.89285 | -6.31184 | 1.33 | - | 4.2 | 4.3 | 141 | 34 | 11.3 | - | - |
12-01-2025 12:30 | 49.89286 | -6.31190 | 1.36 | - | 8.7 | 4.3 | 233 | 41 | 11.4 | - | - |
12-01-2025 12:00 | 49.89294 | -6.31218 | 1.24 | - | 9.5 | 4.2 | 253 | 49 | 11.4 | - | - |
12-01-2025 11:30 | 49.89299 | -6.31238 | 1.15 | - | 6.9 | 4.1 | 217 | 41 | 11.4 | - | - |
12-01-2025 11:00 | 49.89301 | -6.31283 | 1.15 | - | 7.4 | 4.2 | 212 | 41 | 11.4 | - | - |
12-01-2025 10:30 | 49.89280 | -6.31364 | 0.97 | - | 12.5 | 4.1 | 247 | 78 | 11.3 | - | - |
12-01-2025 10:00 | 49.89259 | -6.31390 | 0.92 | - | 13.3 | 4.3 | 229 | 78 | 11.3 | - | - |
12-01-2025 09:30 | 49.89225 | -6.31405 | 0.94 | - | 11.1 | 4.7 | 233 | 68 | 11.3 | - | - |
12-01-2025 09:00 | 49.89205 | -6.31403 | 0.89 | - | 9.5 | 5 | 245 | 41 | 11.3 | - | - |
12-01-2025 08:30 | 49.89189 | -6.31398 | 0.99 | - | 7.7 | 5.5 | 219 | 38 | 11.2 | - | - |
12-01-2025 08:00 | 49.89180 | -6.31396 | 1.04 | - | 12.5 | 5.8 | 266 | 57 | 11.2 | - | - |
12-01-2025 07:30 | 49.89185 | -6.31396 | 1.07 | - | 12.5 | 6.2 | 264 | 41 | 11.2 | - | - |
12-01-2025 07:00 | 49.89185 | -6.31398 | 1.3 | - | 9.5 | 6.9 | 225 | 28 | 11.2 | - | - |
12-01-2025 06:30 | 49.89166 | -6.31405 | 1.36 | - | 10.5 | 7 | 215 | 49 | 11.2 | - | - |
12-01-2025 06:00 | 49.89171 | -6.31396 | 1.24 | - | 10.5 | 6.6 | 222 | 45 | 11.2 | - | - |
12-01-2025 05:30 | 49.89146 | -6.31364 | 1.33 | - | 9.5 | 6.7 | 224 | 23 | 11.2 | - | - |
12-01-2025 05:00 | 49.89167 | -6.31373 | 1.24 | - | 11.8 | 6.4 | 229 | 45 | 11.2 | - | - |
12-01-2025 04:30 | 49.89137 | -6.31317 | 1.12 | - | 14.3 | 6 | 283 | 67 | 11.2 | - | - |
12-01-2025 04:00 | 49.89157 | -6.31235 | 1.02 | - | 11.8 | 5.8 | 255 | 67 | 11.2 | - | - |
12-01-2025 03:30 | 49.89216 | -6.31201 | 0.99 | - | 12.5 | 6 | 258 | 49 | 11.3 | - | - |
12-01-2025 03:00 | 49.89254 | -6.31156 | 0.97 | - | 9.5 | 5.7 | 255 | 57 | 11.3 | - | - |
12-01-2025 02:30 | 49.89259 | -6.31160 | 0.99 | - | 11.8 | 5.7 | 278 | 62 | 11.3 | - | - |
12-01-2025 02:00 | 49.89262 | -6.31158 | 1.1 | - | 6.7 | 6 | 252 | 67 | 11.3 | - | - |
12-01-2025 01:30 | 49.89270 | -6.31162 | 1.15 | - | 12.5 | 6 | 209 | 49 | 11.3 | - | - |
12-01-2025 01:00 | 49.89277 | -6.31169 | 1.02 | - | 7.1 | 5.7 | 225 | 57 | 11.3 | - | - |
12-01-2025 00:30 | 49.89268 | -6.31150 | 1.02 | - | 13.3 | 6 | 215 | 49 | 11.3 | - | - |
12-01-2025 00:00 | 49.89273 | -6.31152 | 1.02 | - | 7.4 | 5.8 | 221 | 67 | 11.3 | - | - |