Sea weather in Port Heiden in Alaska All the beach weather in Port Heiden
All the essential weather information for enjoying the beach in Port Heiden in Alaska, for swimming, tanning or water sports! Our sea weather data is reliable, easy to read and updated every day.
Weather: When should you go to the beach in Port Heiden over the next 7 days?
Discover the best moment to go to the beach in Port Heiden in Alaska this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Port Heiden. You can see full forecasts by clicking on the day you want to see in the table below.
| Date | Outside temp. | Max wind | Our opinion | Details |
|---|---|---|---|---|
| Sunday 14 December 2025 | 18°F to 27°F | 33.6mph | not recommended | all the sea weather |
| Monday 15 December 2025 | 23°F to 29°F | 8.7mph | not recommended | all the sea weather |
| Tuesday 16 December 2025 | 20°F to 31°F | 35.4mph | not recommended | all the sea weather |
| Wednesday 17 December 2025 | 22°F to 25°F | 15.5mph | not recommended | all the sea weather |
| Thursday 18 December 2025 | 23°F to 36°F | 18mph | not recommended | all the sea weather |
| Friday 19 December 2025 | 34°F to 38°F | 14.9mph | not recommended | all the sea weather |
| Saturday 20 December 2025 | 34°F to 38°F | 21.8mph | not recommended | all the sea weather |
Sea Weather: Your daily and hourly sea weather in Port Heiden
Sea weather on Sunday 14 December 2025
On Sunday 14 December 2025, the sun will rise at 10:06 and will set at 16:53 on the beach(es) of Port Heiden. The outside temperature will be a high of 27°F t and a low of 18°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! Be careful, the sea will be generally rough with a wind speed of up to 37.3mph km/h (with gusts up to 45.4mph). Wave height will be up to 6.9ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition |  | |  | |  |  | | |
| Outside temperature | -3°C (26°F) | -3°C (26°F) | -5°C (23°F) | -5°C (23°F) | -7°C (19°F) | -5°C (22°F) | -5°C (22°F) | -4°C (24°F) |
| Perceived temperature | -13°C (8°F) | -13°C (9°F) | -16°C (4°F) | -16°C (4°F) | -18°C (-1°F) | -16°C (4°F) | -15°C (4°F) | -14°C (6°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 47% | 46% | 58% | 58% | 56% | 54% | 51% | 52% |
| Barometric pressure | 1012 hPa | 1010 hPa | 1010 hPa | 1010 hPa | 1009 hPa | 1007 hPa | 1006 hPa | 1005 hPa |
| Cloud cover | 0% | 0% | 82% | 71% | 0% | 20% | 11% | 7% |
| Heat index | -3°C (26°F) | -3°C (26°F) | -5°C (23°F) | -5°C (23°F) | -7°C (19°F) | -5°C (22°F) | -5°C (22°F) | -4°C (24°F) |
| Dew point | -13°C (9°F) | -13°C (8°F) | -12°C (11°F) | -12°C (10°F) | -14°C (6°F) | -13°C (8°F) | -14°C (7°F) | -13°C (9°F) |
| Wind | ||||||||
| Speed | 60km/h (38mph) | 51km/h (32mph) | 58km/h (36mph) | 56km/h (35mph) | 58km/h (36mph) | 53km/h (33mph) | 50km/h (31mph) | 54km/h (34mph) |
| Gusts | 66km/h (41mph) | 67km/h (42mph) | 73km/h (45mph) | 70km/h (43mph) | 65km/h (40mph) | 57km/h (36mph) | 56km/h (35mph) | 72km/h (45mph) |
| Direction | 16° NNE | 9° N | 11° N | 12° NNE | 14° NNE | 13° NNE | 8° N | 9° N |
| Wind chill | -13°C (8°F) | -13°C (9°F) | -16°C (4°F) | -16°C (4°F) | -18°C (-1°F) | -16°C (4°F) | -15°C (4°F) | -14°C (6°F) |
| Waves | ||||||||
| Height | 2.1m (7.0ft) | 1.9m (6.4ft) | 2.0m (6.5ft) | 2.0m (6.5ft) | 2.0m (6.6ft) | 2.0m (6.6ft) | 1.9m (6.4ft) | 2.0m (6.7ft) |
| Direction | 328° NNW | 328° NNW | 342° NNW | 339° NNW | 344° NNW | 345° NNW | 344° NNW | 343° NNW |
| Period | 14.6 sec. | 13.5 sec. | 13.5 sec. | 12.6 sec. | 12.6 sec. | 12.6 sec. | 12.6 sec. | 12.6 sec. |
| Significant height | 1.9m (6.2ft) | 1.6m (5.2ft) | 1.8m (5.9ft) | 1.7m (5.6ft) | 1.8m (5.9ft) | 1.7m (5.6ft) | 1.5m (4.9ft) | 1.7m (5.6ft) |
| Sea water temperature | ||||||||
| Water temperature | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) |
Sea weather on Monday 15 December 2025
On Monday 15 December 2025, the sun will rise at 10:07 and will set at 16:53 on the beach(es) of Port Heiden. The outside temperature will be a high of 29°F t and a low of 23°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! Be careful, the sea will be generally rough with a wind speed of up to 36.7mph km/h (with gusts up to 47.2mph). Wave height will be up to 7.2ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | | | | | |
| Outside temperature | -3°C (26°F) | -4°C (25°F) | -4°C (24°F) | -3°C (26°F) | -5°C (23°F) | -5°C (24°F) | -3°C (26°F) | -2°C (28°F) |
| Perceived temperature | -13°C (9°F) | -14°C (6°F) | -14°C (6°F) | -11°C (12°F) | -11°C (12°F) | -10°C (14°F) | -9°C (17°F) | -7°C (19°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 49% | 52% | 54% | 46% | 46% | 58% | 64% | 63% |
| Barometric pressure | 1004 hPa | 1005 hPa | 1005 hPa | 1007 hPa | 1007 hPa | 1006 hPa | 1005 hPa | 1005 hPa |
| Cloud cover | 2% | 11% | 0% | 0% | 0% | 0% | 18% | 15% |
| Heat index | -3°C (26°F) | -4°C (25°F) | -4°C (24°F) | -3°C (26°F) | -5°C (23°F) | -5°C (24°F) | -3°C (26°F) | -2°C (28°F) |
| Dew point | -12°C (10°F) | -12°C (10°F) | -12°C (10°F) | -13°C (9°F) | -15°C (5°F) | -12°C (11°F) | -9°C (16°F) | -9°C (17°F) |
| Wind | ||||||||
| Speed | 54km/h (33mph) | 59km/h (36mph) | 56km/h (35mph) | 36km/h (23mph) | 17km/h (10mph) | 13km/h (8mph) | 17km/h (10mph) | 14km/h (9mph) |
| Gusts | 70km/h (44mph) | 76km/h (47mph) | 73km/h (45mph) | 51km/h (32mph) | 17km/h (10mph) | 27km/h (17mph) | 32km/h (20mph) | 24km/h (15mph) |
| Direction | 4° N | 12° NNE | 15° NNE | 10° N | 17° NNE | 308° NW | 329° NNW | 322° NW |
| Wind chill | -13°C (9°F) | -14°C (6°F) | -14°C (6°F) | -11°C (12°F) | -11°C (12°F) | -10°C (14°F) | -9°C (17°F) | -7°C (19°F) |
| Waves | ||||||||
| Height | 2.2m (7.1ft) | 2.2m (7.2ft) | 2.0m (6.6ft) | 1.9m (6.1ft) | 1.6m (5.4ft) | 1.4m (4.6ft) | 1.3m (4.2ft) | 1.3m (4.2ft) |
| Direction | 343° NNW | 343° NNW | 341° NNW | 332° NNW | 309° NW | 307° NW | 306° NW | 305° NW |
| Period | 12.6 sec. | 12.6 sec. | 8.3 sec. | 8.3 sec. | 8.2 sec. | 8.1 sec. | 8.1 sec. | 8.1 sec. |
| Significant height | 1.7m (5.6ft) | 1.7m (5.6ft) | 1.4m (4.6ft) | 1.1m (3.6ft) | 0.7m (2.3ft) | 0.5m (1.6ft) | 0.5m (1.6ft) | 0.4m (1.3ft) |
| Sea water temperature | ||||||||
| Water temperature | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) |
Sea weather on Tuesday 16 December 2025
On Tuesday 16 December 2025, the sun will rise at 10:08 and will set at 16:53 on the beach(es) of Port Heiden. The outside temperature will be a high of 31°F t and a low of 20°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! Be careful, the sea will be generally rough with a wind speed of up to 38.5mph km/h (with gusts up to 43.5mph). Wave height will be up to 9.5ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | |  |  |  | |
| Outside temperature | -1°C (30°F) | -2°C (29°F) | -5°C (23°F) | -3°C (27°F) | -3°C (27°F) | -3°C (26°F) | -5°C (24°F) | -5°C (24°F) |
| Perceived temperature | -7°C (20°F) | -7°C (19°F) | -12°C (11°F) | -10°C (14°F) | -12°C (11°F) | -13°C (8°F) | -15°C (5°F) | -15°C (5°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 58% | 60% | 69% | 66% | 68% | 64% | 65% | 65% |
| Barometric pressure | 1006 hPa | 1007 hPa | 1009 hPa | 1011 hPa | 1012 hPa | 1013 hPa | 1014 hPa | 1015 hPa |
| Cloud cover | 18% | 29% | 2% | 55% | 84% | 77% | 70% | 100% |
| Heat index | -1°C (30°F) | -2°C (29°F) | -5°C (23°F) | -3°C (27°F) | -3°C (27°F) | -3°C (26°F) | -5°C (24°F) | -5°C (24°F) |
| Dew point | -8°C (17°F) | -8°C (17°F) | -10°C (14°F) | -8°C (17°F) | -8°C (18°F) | -9°C (16°F) | -10°C (14°F) | -10°C (14°F) |
| Wind | ||||||||
| Speed | 20km/h (13mph) | 21km/h (13mph) | 20km/h (12mph) | 26km/h (16mph) | 42km/h (26mph) | 62km/h (38mph) | 58km/h (36mph) | 57km/h (35mph) |
| Gusts | 32km/h (20mph) | 34km/h (21mph) | 31km/h (19mph) | 40km/h (25mph) | 44km/h (27mph) | 63km/h (39mph) | 59km/h (37mph) | 70km/h (43mph) |
| Direction | 296° WNW | 321° NW | 24° NNE | 336° NNW | 360° N | 337° NNW | 336° NNW | 333° NNW |
| Wind chill | -7°C (20°F) | -7°C (19°F) | -12°C (11°F) | -10°C (14°F) | -12°C (11°F) | -13°C (8°F) | -15°C (5°F) | -15°C (5°F) |
| Waves | ||||||||
| Height | 1.3m (4.1ft) | 1.2m (3.9ft) | 1.1m (3.6ft) | 1.2m (3.8ft) | 1.4m (4.7ft) | 2.5m (8.3ft) | 2.9m (9.6ft) | 2.9m (9.5ft) |
| Direction | 306° NW | 305° NW | 301° WNW | 300° WNW | 300° WNW | 305° NW | 310° NW | 305° NW |
| Period | 7.8 sec. | 7.4 sec. | 7.2 sec. | 7.0 sec. | 7.8 sec. | 8.5 sec. | 9.0 sec. | 9.2 sec. |
| Significant height | 0.3m (1ft) | 0.3m (1ft) | 0.5m (1.6ft) | 0.4m (1.3ft) | 0.6m (2ft) | 2.1m (6.9ft) | 2.5m (8.2ft) | 2.4m (7.9ft) |
| Sea water temperature | ||||||||
| Water temperature | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) |
Sea weather on Wednesday 17 December 2025
On Wednesday 17 December 2025, the sun will rise at 10:09 and will set at 16:54 on the beach(es) of Port Heiden. The outside temperature will be a high of 25°F t and a low of 22°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! Be careful, the sea will be generally rough with a wind speed of up to 31.1mph km/h (with gusts up to 38.5mph). Wave height will be up to 9.2ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition |  | | | | | | | |
| Outside temperature | -5°C (24°F) | -5°C (24°F) | -4°C (24°F) | -4°C (25°F) | -4°C (25°F) | -4°C (24°F) | -5°C (23°F) | -5°C (23°F) |
| Perceived temperature | -15°C (6°F) | -14°C (7°F) | -13°C (8°F) | -13°C (8°F) | -14°C (7°F) | -14°C (7°F) | -14°C (7°F) | -12°C (10°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 66% | 69% | 69% | 66% | 61% | 59% | 63% | 63% |
| Barometric pressure | 1016 hPa | 1017 hPa | 1017 hPa | 1019 hPa | 1019 hPa | 1020 hPa | 1022 hPa | 1023 hPa |
| Cloud cover | 82% | 100% | 100% | 92% | 21% | 20% | 35% | 7% |
| Heat index | -5°C (24°F) | -5°C (24°F) | -4°C (24°F) | -4°C (25°F) | -4°C (25°F) | -4°C (24°F) | -5°C (23°F) | -5°C (23°F) |
| Dew point | -10°C (14°F) | -9°C (15°F) | -9°C (16°F) | -10°C (15°F) | -11°C (13°F) | -11°C (12°F) | -11°C (12°F) | -11°C (12°F) |
| Wind | ||||||||
| Speed | 50km/h (31mph) | 42km/h (26mph) | 44km/h (27mph) | 43km/h (27mph) | 49km/h (30mph) | 46km/h (29mph) | 33km/h (21mph) | 25km/h (15mph) |
| Gusts | 62km/h (39mph) | 54km/h (33mph) | 56km/h (35mph) | 55km/h (34mph) | 51km/h (32mph) | 53km/h (33mph) | 50km/h (31mph) | 35km/h (22mph) |
| Direction | 335° NNW | 337° NNW | 338° NNW | 333° NNW | 333° NNW | 340° NNW | 354° N | 350° N |
| Wind chill | -15°C (6°F) | -14°C (7°F) | -13°C (8°F) | -13°C (8°F) | -14°C (7°F) | -14°C (7°F) | -14°C (7°F) | -12°C (10°F) |
| Waves | ||||||||
| Height | 2.8m (9.2ft) | 2.5m (8.3ft) | 2.2m (7.2ft) | 2.0m (6.4ft) | 1.9m (6.1ft) | 1.8m (6.0ft) | 1.8m (5.9ft) | 1.6m (5.4ft) |
| Direction | 304° NW | 308° NW | 305° NW | 303° WNW | 302° WNW | 306° NW | 306° NW | 305° NW |
| Period | 9.3 sec. | 9.2 sec. | 8.8 sec. | 8.6 sec. | 8.5 sec. | 8.3 sec. | 8.0 sec. | 7.8 sec. |
| Significant height | 2.1m (6.9ft) | 1.6m (5.2ft) | 1.2m (3.9ft) | 1.1m (3.6ft) | 1.0m (3.3ft) | 1.0m (3.3ft) | 0.9m (3ft) | 0.8m (2.6ft) |
| Sea water temperature | ||||||||
| Water temperature | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) |
Sea weather on Thursday 18 December 2025
On Thursday 18 December 2025, the sun will rise at 10:10 and will set at 16:54 on the beach(es) of Port Heiden. The outside temperature will be a high of 36°F t and a low of 23°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 22.4mph km/h (with gusts up to 30.5mph). Wave height will be up to 5.6ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | | |  |  | |
| Outside temperature | -5°C (24°F) | -3°C (26°F) | -2°C (28°F) | -1°C (30°F) | 0°C (32°F) | 1°C (34°F) | 2°C (36°F) | 2°C (36°F) |
| Perceived temperature | -11°C (11°F) | -11°C (13°F) | -9°C (15°F) | -8°C (17°F) | -7°C (20°F) | -5°C (24°F) | -4°C (25°F) | -4°C (25°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 64% | 60% | 57% | 67% | 76% | 90% | 88% | 98% |
| Barometric pressure | 1023 hPa | 1023 hPa | 1022 hPa | 1022 hPa | 1021 hPa | 1019 hPa | 1017 hPa | 1016 hPa |
| Cloud cover | 8% | 10% | 3% | 38% | 100% | 100% | 100% | 100% |
| Heat index | -5°C (24°F) | -3°C (26°F) | -2°C (28°F) | -1°C (30°F) | 0°C (32°F) | 1°C (34°F) | 2°C (36°F) | 2°C (36°F) |
| Dew point | -10°C (13°F) | -10°C (14°F) | -9°C (15°F) | -6°C (21°F) | -4°C (25°F) | -0°C (31°F) | 1°C (33°F) | 2°C (35°F) |
| Wind | ||||||||
| Speed | 22km/h (14mph) | 29km/h (18mph) | 31km/h (19mph) | 33km/h (21mph) | 31km/h (19mph) | 26km/h (16mph) | 36km/h (22mph) | 29km/h (18mph) |
| Gusts | 32km/h (20mph) | 41km/h (26mph) | 45km/h (28mph) | 49km/h (31mph) | 47km/h (29mph) | 39km/h (24mph) | 38km/h (23mph) | 42km/h (26mph) |
| Direction | 340° NNW | 324° NW | 320° NW | 322° NW | 313° NW | 280° W | 284° WNW | 277° W |
| Wind chill | -11°C (11°F) | -11°C (13°F) | -9°C (15°F) | -8°C (17°F) | -7°C (20°F) | -5°C (24°F) | -4°C (25°F) | -4°C (25°F) |
| Waves | ||||||||
| Height | 1.5m (5.0ft) | 1.5m (4.8ft) | 1.6m (5.2ft) | 1.5m (4.9ft) | 1.6m (5.3ft) | 1.6m (5.4ft) | 1.6m (5.3ft) | 1.7m (5.4ft) |
| Direction | 308° NW | 304° NW | 307° NW | 303° WNW | 304° NW | 298° WNW | 296° WNW | 294° WNW |
| Period | 7.5 sec. | 7.1 sec. | 6.5 sec. | 6.3 sec. | 5.8 sec. | 6.2 sec. | 6.4 sec. | 6.3 sec. |
| Significant height | 0.7m (2.3ft) | 0.9m (3ft) | 1.2m (3.9ft) | 1.1m (3.6ft) | 1.4m (4.6ft) | 1.3m (4.3ft) | 1.2m (3.9ft) | 1.3m (4.3ft) |
| Sea water temperature | ||||||||
| Water temperature | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) |
Sea weather on Friday 19 December 2025
On Friday 19 December 2025, the sun will rise at 10:10 and will set at 16:54 on the beach(es) of Port Heiden. The outside temperature will be a high of 38°F t and a low of 34°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! Be careful, the sea will be generally rough with a wind speed of up to 26.7mph km/h (with gusts up to 37.3mph). Wave height will be up to 5.6ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition |  | | | |  | | | |
| Outside temperature | 3°C (37°F) | 3°C (37°F) | 2°C (35°F) | 2°C (35°F) | 1°C (34°F) | 1°C (33°F) | 1°C (33°F) | 1°C (33°F) |
| Perceived temperature | -3°C (26°F) | -3°C (26°F) | -5°C (23°F) | -5°C (23°F) | -5°C (23°F) | -6°C (22°F) | -5°C (22°F) | -5°C (23°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 98% | 92% | 89% | 75% | 76% | 73% | 72% | 73% |
| Barometric pressure | 1014 hPa | 1014 hPa | 1015 hPa | 1017 hPa | 1020 hPa | 1021 hPa | 1024 hPa | 1025 hPa |
| Cloud cover | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 54% |
| Heat index | 3°C (37°F) | 3°C (37°F) | 2°C (35°F) | 2°C (35°F) | 1°C (34°F) | 1°C (33°F) | 1°C (33°F) | 1°C (33°F) |
| Dew point | 3°C (37°F) | 2°C (35°F) | 0°C (33°F) | -2°C (28°F) | -3°C (27°F) | -4°C (26°F) | -4°C (25°F) | -4°C (25°F) |
| Wind | ||||||||
| Speed | 35km/h (21mph) | 37km/h (23mph) | 43km/h (27mph) | 43km/h (27mph) | 31km/h (19mph) | 30km/h (19mph) | 26km/h (16mph) | 24km/h (15mph) |
| Gusts | 42km/h (26mph) | 54km/h (34mph) | 59km/h (37mph) | 60km/h (37mph) | 44km/h (27mph) | 43km/h (27mph) | 40km/h (25mph) | 37km/h (23mph) |
| Direction | 264° W | 298° WNW | 314° NW | 327° NNW | 337° NNW | 327° NNW | 302° WNW | 303° WNW |
| Wind chill | -3°C (26°F) | -3°C (26°F) | -5°C (23°F) | -5°C (23°F) | -5°C (23°F) | -6°C (22°F) | -5°C (22°F) | -5°C (23°F) |
| Waves | ||||||||
| Height | 1.7m (5.5ft) | 1.7m (5.4ft) | 1.5m (5.0ft) | 1.5m (4.9ft) | 1.4m (4.7ft) | 1.5m (4.9ft) | 1.4m (4.7ft) | 1.4m (4.5ft) |
| Direction | 293° WNW | 294° WNW | 299° WNW | 299° WNW | 299° WNW | 301° WNW | 301° WNW | 293° WNW |
| Period | 6.3 sec. | 6.3 sec. | 6.2 sec. | 6.0 sec. | 6.1 sec. | 6.1 sec. | 6.2 sec. | 12.2 sec. |
| Significant height | 1.4m (4.6ft) | 1.3m (4.3ft) | 1.1m (3.6ft) | 1.1m (3.6ft) | 1.0m (3.3ft) | 1.1m (3.6ft) | 0.9m (3ft) | 0.9m (3ft) |
| Sea water temperature | ||||||||
| Water temperature | 2°C (35°F) | 2°C (35°F) | 2°C (35°F) | 2°C (35°F) | 2°C (35°F) | 2°C (35°F) | 2°C (35°F) | 2°C (35°F) |
Sea weather on Saturday 20 December 2025
On Saturday 20 December 2025, the sun will rise at 10:11 and will set at 16:55 on the beach(es) of Port Heiden. The outside temperature will be a high of 38°F t and a low of 34°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 23.6mph km/h (with gusts up to 31.1mph). Wave height will be up to 4.3ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | |  |  | |  | |
| Outside temperature | 1°C (33°F) | 1°C (34°F) | 1°C (35°F) | 2°C (36°F) | 3°C (38°F) | 3°C (38°F) | 3°C (37°F) | 3°C (38°F) |
| Perceived temperature | -5°C (22°F) | -5°C (22°F) | -5°C (23°F) | -4°C (25°F) | -3°C (28°F) | -3°C (27°F) | -3°C (27°F) | -3°C (27°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 76% | 76% | 80% | 92% | 94% | 94% | 95% | 96% |
| Barometric pressure | 1025 hPa | 1025 hPa | 1025 hPa | 1025 hPa | 1025 hPa | 1024 hPa | 1024 hPa | 1024 hPa |
| Cloud cover | 59% | 77% | 88% | 100% | 100% | 100% | 100% | 100% |
| Heat index | 1°C (33°F) | 1°C (34°F) | 1°C (35°F) | 2°C (36°F) | 3°C (38°F) | 3°C (38°F) | 3°C (37°F) | 3°C (38°F) |
| Dew point | -3°C (26°F) | -3°C (27°F) | -2°C (29°F) | 1°C (34°F) | 2°C (36°F) | 2°C (36°F) | 2°C (36°F) | 3°C (37°F) |
| Wind | ||||||||
| Speed | 26km/h (16mph) | 32km/h (20mph) | 35km/h (21mph) | 31km/h (19mph) | 34km/h (21mph) | 38km/h (23mph) | 33km/h (21mph) | 35km/h (22mph) |
| Gusts | 39km/h (24mph) | 47km/h (29mph) | 50km/h (31mph) | 45km/h (28mph) | 41km/h (25mph) | 40km/h (25mph) | 40km/h (25mph) | 38km/h (23mph) |
| Direction | 305° NW | 300° WNW | 301° WNW | 303° WNW | 298° WNW | 304° NW | 306° NW | 314° NW |
| Wind chill | -5°C (22°F) | -5°C (22°F) | -5°C (23°F) | -4°C (25°F) | -3°C (28°F) | -3°C (27°F) | -3°C (27°F) | -3°C (27°F) |
| Waves | ||||||||
| Height | 1.3m (4.3ft) | 1.1m (3.8ft) | 1.0m (3.3ft) | 0.9m (3.1ft) | 0.9m (2.9ft) | 0.8m (2.6ft) | 0.8m (2.5ft) | 0.8m (2.6ft) |
| Direction | 295° WNW | 293° WNW | 281° WNW | 280° W | 280° W | 279° W | 278° W | 277° W |
| Period | 6.8 sec. | 7.5 sec. | 7.6 sec. | 8.5 sec. | 8.6 sec. | 11.3 sec. | 11.2 sec. | 11.2 sec. |
| Significant height | 0.5m (1.6ft) | 1.2m (3.9ft) | 1.3m (4.3ft) | 1.3m (4.3ft) | 1.3m (4.3ft) | 0.5m (1.6ft) | 0.6m (2ft) | 0.6m (2ft) |
| Sea water temperature | ||||||||
| Water temperature | 2°C (35°F) | 2°C (35°F) | 2°C (35°F) | 2°C (35°F) | 2°C (35°F) | 2°C (35°F) | 2°C (35°F) | 2°C (35°F) |