| Mon 05/20 | 12am | 1-2ft | | | 2.5ft | 4s | 295.11° | 0.4ft | 13s | | 0.4ft | 4s | | 13 17 mph | | Drizzle | 52°f | 100% |
| | 3am | 1-2ft | | | 3ft | 4s | 301.81° | 0.9ft | 12s | | 0.3ft | 4s | | 16 19 mph | | Cloudy | 50°f | 100% |
| Mon 05/20 | 6am | 2-3ft | | | 3.5ft | 5s | 300.98° | 0.2ft | 4s | | | 17 21 mph | | Fair | 50°f | 100% |
| | 9am | 2-3ft | | | 3.5ft | 5s | 299.55° | | | 16 19 mph | | Cloudy | 50°f | 100% |
| | Noon | 2-3ft | | | 3.5ft | 5s | 293.7° | | | 12 15 mph | | Cloudy | 52°f | 100% |
| | 3pm | 2-3ft | | | 3ft | 5s | 291.4° | 0.8ft | 12s | | | 10 13 mph | | Drizzle | 54°f | 100% |
| | 6pm | 2-3ft | | | 3ft | 5s | 293.77° | 0.8ft | 11s | | | 11 13 mph | | Drizzle | 55°f | 100% |
| | 9pm | 1-2ft | | | 2.5ft | 5s | 273.28° | 0.8ft | 11s | | 1.8ft | 4s | | 12 15 mph | | Cloudy | 59°f | 100% |
| High | 2:38AM | 21.6ft | | Low | 9:13AM | 7.9ft | | High | 3:22PM | 22ft | | Low | 9:39PM | 7.7ft | | First Light | 4:36AM | | Sunrise | 5:16AM | | Sunset | 8:56PM | | Last Light | 9:36PM | |
| Tue 05/21 | 12am | 1-2ft | | | 2ft | 5s | 276.45° | 0.7ft | 11s | | 2ft | 4s | | 14 18 mph | | Mostly Clear | 59°f | 100% |
| | 3am | 1-2ft | | | 1.8ft | 5s | 276.22° | 0.7ft | 11s | | 2ft | 4s | | 15 20 mph | | Cloudy | 57°f | 100% |
| Tue 05/21 | 6am | 1-2ft | | | 1.5ft | 5s | 277.27° | 0.7ft | 11s | | 2ft | 4s | | 15 19 mph | | Cloudy | 54°f | 100% |
| | 9am | 1-2ft | | | 1.3ft | 5s | 275.62° | 0.7ft | 11s | | 2.5ft | 4s | | 14 17 mph | | Fair | 54°f | 100% |
| | Noon | 1ft | | | 0.7ft | 11s | 280.08° | 1.2ft | 5s | | 1.9ft | 4s | | 11 14 mph | | Fair | 54°f | 100% |
| | 3pm | 1ft | | | 1.1ft | 5s | 281.81° | 1.3ft | 4s | | | 5 7 mph | | Fair | 55°f | 100% |
| | 6pm | 1ft | | | 1.1ft | 5s | 285.31° | 1ft | 4s | | | 3 4 mph | | Fair | 55°f | 95% |
| | 9pm | 1ft | | | 0.7ft | 10s | 279.99° | 1ft | 5s | | 0.7ft | 4s | | 2 3 mph | | Mostly Clear | 55°f | 95% |
| High | 3:45AM | 22.6ft | | Low | 10:13AM | 6.9ft | | High | 4:20PM | 23.2ft | | Low | 10:38PM | 6.5ft | | First Light | 4:35AM | | Sunrise | 5:15AM | | Sunset | 8:58PM | | Last Light | 9:38PM | |
| Wed 05/22 | 12am | 1ft | | | 1.4ft | 5s | 303.74° | 0.7ft | 10s | | 0.5ft | 4s | | 2 2 mph | | Brief Showers | 57°f | 72% |
| | 3am | 1-2ft | | | 1.7ft | 5s | 308.44° | 0.6ft | 10s | | 0.2ft | 4s | | 5 6 mph | | Drizzle | 55°f | 72% |
| Wed 05/22 | 6am | 1-2ft | | | 1.9ft | 5s | 319.13° | 0.6ft | 10s | | 0.3ft | 8s | | 12 14 mph | | Drizzle | 54°f | 33% |
| | 9am | 1ft | | | 2ft | 5s | 330.18° | 0.6ft | 10s | | 0.4ft | 8s | | 14 15 mph | | Fair | 50°f | 33% |
| | Noon | 1ft | | | 0.7ft | 10s | 279° | 1.8ft | 5s | | | 10 13 mph | | Fair | 50°f | 39% |
| | 3pm | 1ft | | | 0.7ft | 10s | 278.63° | 1.5ft | 4s | | | 12 15 mph | | Sunny | 54°f | 39% |
| | 6pm | 1-2ft | | | 0.8ft | 10s | 278.47° | 1.9ft | 3s | | | 15 20 mph | | Sunny | 57°f | 68% |
| | 9pm | 1-2ft | | | 3.5ft | 4s | 308.59° | | | 21 26 mph | | Mostly Clear | 57°f | 68% |
| High | 4:42AM | 23.8ft | | Low | 11:08AM | 5.7ft | | High | 5:11PM | 24.6ft | | Low | 11:32PM | 5.1ft | | First Light | 4:34AM | | Sunrise | 5:14AM | | Sunset | 8:59PM | | Last Light | 9:39PM | |
| Thu 05/23 | 12am | 2-3ft | | | 4ft | 5s | 312.48° | 0.6ft | 10s | | | 23 29 mph | | Mostly Clear | 52°f | 95% |
| | 3am | 2-3ft | | | 5ft | 5s | 330.16° | 0.6ft | 10s | | | 23 25 mph | | Clear | 50°f | 95% |
| Thu 05/23 | 6am | 2-3ft | | | 5ft | 6s | 339.37° | 0.6ft | 10s | | | 21 23 mph | | Sunny | 48°f | 85% |
| | 9am | 2-3ft | | | 4.5ft | 6s | 335.07° | 0.6ft | 10s | | | 20 23 mph | | Sunny | 48°f | 85% |
| | Noon | 2-3ft | | | 4ft | 5s | 316.73° | | | 22 27 mph | | Fair | 50°f | 50% |
| | 3pm | 2-4ft | | | 5ft | 5s | 299.11° | | | 26 31 mph | | Fair | 52°f | 50% |
| | 6pm | 3-5ft | | | 6ft | 6s | 299.31° | | | 26 30 mph | | Brief Showers | 52°f | 60% |
| | 9pm | 3-4ft | | | 6ft | 6s | 309.45° | | | 27 29 mph | | Mostly Clear | 52°f | 60% |
| High | 5:33AM | 25.1ft | | Low | 12:00PM | 4.5ft | | High | 5:59PM | 25.9ft | | First Light | 4:32AM | | Sunrise | 5:13AM | | Sunset | 9:00PM | | Last Light | 9:41PM | |
| Fri 05/24 | 12am | 3-4ft | | | 6ft | 6s | 319.05° | | | 24 25 mph | | Mostly Clear | 50°f | 80% |
| | 3am | 2-4ft | | | 5.5ft | 6s | 320.3° | | | 25 27 mph | | Mostly Clear | 48°f | 80% |
| Fri 05/24 | 6am | 2-4ft | | | 5.5ft | 6s | 319.01° | | | 26 29 mph | | Fair | 48°f | 15% |
| | 9am | 2-4ft | | | 5.5ft | 6s | 315.77° | | | 24 27 mph | | Fair | 46°f | 15% |
| | Noon | 2-4ft | | | 5ft | 6s | 309.63° | | | 20 24 mph | | Fair | 50°f | 35% |
| | 3pm | 2-4ft | | | 4.5ft | 6s | 302.63° | | | 17 23 mph | | Fair | 52°f | 35% |
| | 6pm | 2-4ft | | | 4.5ft | 6s | 296.3° | | | 16 21 mph | | Fair | 54°f | 65% |
| | 9pm | 2-4ft | | | 4ft | 6s | 296.74° | | | 13 17 mph | | Cloudy | 54°f | 65% |
| Low | 12:24AM | 3.9ft | | High | 6:22AM | 26.1ft | | Low | 12:49PM | 3.5ft | | High | 6:46PM | 27ft | | First Light | 4:31AM | | Sunrise | 5:12AM | | Sunset | 9:01PM | | Last Light | 9:42PM | |
| Sat 05/25 | 12am | 2-3ft | | | 3.5ft | 5s | 303° | 0.7ft | 9s | | | 10 11 mph | | Cloudy | 52°f | 71% |
| | 3am | 1-2ft | | | 2.5ft | 5s | 284.5° | 0.9ft | 5s | | 1.2ft | 5s | | 9 9 mph | | Mostly Clear | 52°f | 71% |
| Sat 05/25 | 6am | 1-2ft | | | 2ft | 5s | 277.61° | 0.9ft | 9s | | 1.3ft | 5s | | 8 9 mph | | Fair | 50°f | 71% |
| | 9am | 1-2ft | | | 2.5ft | 4s | 278.91° | 0.8ft | 4s | | | 7 7 mph | | Sunny | 50°f | 71% |
| | Noon | 2ft | | | 3ft | 4s | 272.17° | 0.5ft | 4s | | | 11 12 mph | | Sunny | 48°f | 68% |
| | 3pm | 2-3ft | | | 4ft | 5s | 269.84° | | | 15 19 mph | | Fair | 52°f | 68% |
| | 6pm | 2-3ft | | | 4ft | 5s | 269.68° | | | 18 22 mph | | Fair | 52°f | 55% |
| | 9pm | 2-3ft | | | 4ft | 5s | 265.27° | | | 18 21 mph | | Cloudy | 52°f | 55% |
| Low | 1:13AM | 2.9ft | | High | 7:09AM | 26.9ft | | Low | 1:38PM | 2.9ft | | High | 7:32PM | 27.7ft | | First Light | 4:30AM | | Sunrise | 5:11AM | | Sunset | 9:03PM | | Last Light | 9:44PM | |
| Sun 05/26 | 12am | 2-4ft | | | 4.5ft | 5s | 267.5° | | | 18 21 mph | | Cloudy | 52°f | 35% |
| | 3am | 2-4ft | | | 4ft | 6s | 274.29° | | | 20 25 mph | | Drizzle | 52°f | 35% |
| Sun 05/26 | 6am | 2-4ft | | | 4ft | 6s | 282.89° | | | 22 27 mph | | Light Showers | 52°f | 33% |
| | 9am | 2-4ft | | | 4ft | 6s | 285.95° | | | 27 33 mph | | Light Showers | 52°f | 33% |
| | Noon | 2-3ft | | | 4ft | 5s | 283.22° | | | 25 31 mph | | Rain | 52°f | 48% |
| | 3pm | 2-3ft | | | 4ft | 5s | 278.66° | | | 22 26 mph | | Drizzle | 52°f | 48% |
| | 6pm | 2-3ft | | | 4ft | 5s | 274.54° | | | 20 24 mph | | Brief Showers | 54°f | 43% |
| | 9pm | 2-3ft | | | 4ft | 5s | 273.62° | | | 23 25 mph | | Clear | 54°f | 43% |
| Low | 2:03AM | 2.2ft | | High | 7:56AM | 27.3ft | | Low | 2:26PM | 2.6ft | | High | 8:19PM | 27.9ft | | First Light | 4:29AM | | Sunrise | 5:10AM | | Sunset | 9:04PM | | Last Light | 9:45PM | |
| Extended Surf Forecast for Portinfer - Guernsey Area |
| Mon 05/27 | 12am | 2-3ft | | | 3.5ft | 5s | 298.69° | 1.1ft | 12s | | 1.5ft | 7s | | 22 24 mph | | Clear | 52°f | 47% |
| | 3am | 2-3ft | | | 4ft | 5s | 303.28° | 1.2ft | 12s | | 0.5ft | 8s | | 15 17 mph | | Clear | 52°f | 47% |
| Mon 05/27 | 6am | 2-3ft | | | 4ft | 5s | 306.14° | 1.2ft | 12s | | | 12 14 mph | | Fair | 52°f | 48% |
| | 9am | 2-3ft | | | 3ft | 6s | 278.07° | 1.1ft | 11s | | | 12 13 mph | | Sunny | 52°f | 48% |
| | Noon | 2-3ft | | | 3ft | 7s | 275.78° | 1.1ft | 11s | | 1.9ft | 4s | | 15 17 mph | | Fair | 52°f | 7% |
| | 3pm | 2-3ft | | | 2.5ft | 7s | 273.48° | 1.1ft | 11s | | 1.5ft | 4s | | 16 18 mph | | Sunny | 52°f | 7% |
| | 6pm | 2-3ft | | | 2ft | 7s | 274.06° | 1.2ft | 11s | | 1.2ft | 4s | | 16 18 mph | | Sunny | 52°f | 49% |
| | 9pm | 2ft | | | 2ft | 7s | 272.91° | 1.1ft | 10s | | 0.9ft | 4s | | 22 24 mph | | Clear | 52°f | 49% |
| Low | 2:52AM | 1.9ft | | High | 8:44AM | 27.2ft | | Low | 3:15PM | 2.7ft | | High | 9:06PM | 27.7ft | | First Light | 4:28AM | | Sunrise | 5:09AM | | Sunset | 9:05PM | | Last Light | 9:46PM | |
| Tue 05/28 | 12am | 2ft | | | 1.9ft | 7s | 274.06° | 1.1ft | 10s | | 0.7ft | 4s | | 11 13 mph | | Brief Showers | 50°f | 8% |
| | 3am | 1-2ft | | | 1.8ft | 7s | 280.36° | 1.2ft | 10s | | | 11 13 mph | | Brief Showers | 50°f | 8% |
| Tue 05/28 | 6am | 1-2ft | | | 1.7ft | 7s | 280.36° | 1.2ft | 10s | | | 11 13 mph | | Brief Showers | 50°f | 43% |
| | 9am | 1-2ft | | | 1.6ft | 7s | 282.08° | 1.2ft | 10s | | | 9 11 mph | | Brief Showers | 52°f | 43% |
| | Noon | 1-2ft | | | 1.2ft | 10s | 269.47° | 1.4ft | 7s | | | 9 11 mph | | Brief Showers | 52°f | 43% |
| | 3pm | 1-2ft | | | 1.1ft | 9s | 269.47° | 1.3ft | 7s | | | 9 11 mph | | Brief Showers | 52°f | 43% |
| | 6pm | 1-2ft | | | 1.5ft | 9s | 271.76° | | | 9 11 mph | | Brief Showers | 52°f | 44% |
| | 9pm | 1-2ft | | | 1.4ft | 9s | 270.62° | | | 11 13 mph | | Brief Showers | 50°f | 44% |
| Low | 3:41AM | 2.2ft | | High | 9:32AM | 26.6ft | | Low | 4:04PM | 3.2ft | | High | 9:54PM | 27.1ft | | First Light | 4:27AM | | Sunrise | 5:08AM | | Sunset | 9:06PM | | Last Light | 9:48PM | |
| Wed 05/29 | 12am | 1-2ft | | | 1.4ft | 9s | 270.05° | 0.3ft | 2s | | | 23 27 mph | | Brief Showers | 50°f | 14% |
| | 3am | 1-2ft | | | 1.4ft | 9s | 270.62° | 0.6ft | 3s | | | 23 27 mph | | Brief Showers | 50°f | 14% |
| Wed 05/29 | 6am | 1-2ft | | | 1.5ft | 9s | 277.49° | | | 23 27 mph | | Brief Showers | 50°f | N/A |
| | 9am | 2ft | | | 1.6ft | 9s | 278.64° | | | 8 12 mph | | Brief Showers | 54°f | N/A |
| | Noon | 1-2ft | | | 1.5ft | 8s | 278.64° | | | 8 12 mph | | Brief Showers | 54°f | N/A |
| | 3pm | 1-2ft | | | 1.5ft | 8s | 279.21° | | | 8 12 mph | | Brief Showers | 54°f | N/A |
| | 6pm | 1-2ft | | | 1.4ft | 8s | 275.78° | 1.3ft | 3s | | | 8 12 mph | | Brief Showers | 54°f | N/A |
| | 9pm | 1-2ft | | | 1.4ft | 8s | 276.35° | 1.7ft | 3s | | | 23 27 mph | | Brief Showers | 50°f | N/A |
| Low | 4:31AM | 2.9ft | | High | 10:21AM | 25.7ft | | Low | 4:55PM | 4.2ft | | High | 10:45PM | 26ft | | First Light | 4:26AM | | Sunrise | 5:08AM | | Sunset | 9:07PM | | Last Light | 9:49PM | |
| Thu 05/30 | 12am | 1-2ft | | | 1.2ft | 8s | 276.92° | 1.9ft | 4s | | 0.6ft | 10s | | 14 17 mph | | Mostly Clear | 54°f | N/A |