Birsay Bay Weather Forecast
GFS 0.5° atmospheric and GFSWave 0.25° marine forecast data for Birsay Bay.
Tuesday 28 July (Today)
| Wind | Gust | Swell | Period | Rain | Cloud | Temp | Chill | [Wind rating] | |||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 01:00 | 7.6kts | 9.9kts | 1.3m | 9.2sec | 0mm | 1% | 13°C | 13°C |
| ||
| 04:00 | 6.9kts | 9kts | 1.3m | 9.1sec | 0mm | 5% | 13°C | 13°C |
| ||
| 07:00 | 7kts | 7.6kts | 1.2m | 8.9sec | 0mm | 4% | 13°C | 13°C |
| ||
| 10:00 | 11.9kts | 15.7kts | 1.2m | 8.9sec | 0.3mm | 9% | 13°C | 13°C |
| ||
| 13:00 | 16.8kts | 23.4kts | 1.3m | 7sec | 2.8mm | 19% | 13°C | 12°C |
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| 16:00 | 11.2kts | 13.1kts | 1.3m | 7.3sec | 1mm | 78% | 13°C | 13°C |
| ||
| 19:00 | 10.4kts | 17.8kts | 1.4m | 8.9sec | 1.3mm | 54% | 13°C | 14°C |
| ||
| 22:00 | 18.7kts | 30.1kts | 1.5m | 7.7sec | 0.1mm | 18% | 13°C | 14°C |
|
04:48 / 21:50 03:48 / 22:51
°C
Wednesday 29 July (Tomorrow)
| Wind | Gust | Swell | Period | Rain | Cloud | Temp | Chill | [Wind rating] | |||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 01:00 | 20.9kts | 29.9kts | 1.8m | 6.7sec | 0.1mm | 9% | 13°C | 14°C |
| ||
| 04:00 | 20.5kts | 30.4kts | 2m | 7.1sec | 0mm | 0% | 13°C | 13°C |
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| 07:00 | 20.5kts | 29.1kts | 2.1m | 7.3sec | 0mm | 0% | 13°C | 13°C |
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| 10:00 | 20.5kts | 28.1kts | 2.1m | 7.5sec | 0mm | 0% | 13°C | 13°C |
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| 13:00 | 17.5kts | 25.2kts | 1.8m | 7.2sec | 0mm | 0% | 13°C | 13°C |
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| 16:00 | 15kts | 21.9kts | 1.5m | 7.5sec | 0mm | 0% | 13°C | 13°C |
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| 19:00 | 15.4kts | 20.6kts | 1.5m | 7.3sec | 0mm | 0% | 13°C | 12°C |
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| 22:00 | 12.9kts | 17kts | 1.4m | 7.2sec | 0mm | 0% | 13°C | 12°C |
|
04:51 / 21:48 03:51 / 22:48
Thursday 30 July
| Wind | Gust | Swell | Period | Rain | Cloud | Temp | Chill | [Wind rating] | |||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 01:00 | 12.7kts | 15.9kts | 1.4m | 7.1sec | 0mm | 0% | 13°C | 12°C |
| ||
| 04:00 | 13.3kts | 14.7kts | 1.3m | 7sec | 0.1mm | 0% | 13°C | 12°C |
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| 07:00 | 11.5kts | 12.9kts | 1.2m | 6.9sec | 0.4mm | 2% | 13°C | 12°C |
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| 10:00 | 10.1kts | 11.1kts | 1.2m | 6.7sec | 0.1mm | 1% | 13°C | 12°C |
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| 13:00 | 11.2kts | 12.3kts | 1.1m | 6.6sec | 0.1mm | 1% | 13°C | 12°C |
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| 16:00 | 12.9kts | 14.4kts | 1.1m | 6.5sec | 0mm | 0% | 13°C | 12°C |
| ||
| 19:00 | 14kts | 16.6kts | 1.1m | 6.5sec | 0.1mm | 0% | 13°C | 12°C |
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| 22:00 | 13.9kts | 19.3kts | 1.2m | 6.3sec | 0.1mm | 0% | 13°C | 12°C |
|
04:53 / 21:46 03:54 / 22:45
Friday 31 July
| Wind | Gust | Swell | Period | Rain | Cloud | Temp | Chill | [Wind rating] | |||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 01:00 | 16.8kts | 20.6kts | 1.1m | 5.7sec | 0.4mm | 0% | 13°C | 12°C |
| ||
| 04:00 | 15.7kts | 19.3kts | 1.1m | 5.5sec | 0.3mm | 0% | 13°C | 12°C |
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| 07:00 | 14.2kts | 16.7kts | 1m | 5.3sec | 0.3mm | 0% | 13°C | 12°C |
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| 10:00 | 12.8kts | 14.9kts | 0.9m | 5.2sec | 0.2mm | 1% | 13°C | 12°C |
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| 13:00 | 10kts | 13kts | 0.8m | 6.1sec | 0.4mm | 1% | 13°C | 12°C |
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| 16:00 | 12.1kts | 16.5kts | 0.8m | 7.3sec | 0.3mm | 0% | 13°C | 13°C |
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| 19:00 | 10.6kts | 15.4kts | 0.8m | 5.8sec | 0.4mm | 0% | 13°C | 12°C |
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| 22:00 | 10.4kts | 15.4kts | 0.8m | 6.2sec | 0.2mm | 0% | 13°C | 12°C |
|
04:55 / 21:43 03:57 / 22:42
Saturday 1 August
| Wind | Gust | Swell | Period | Rain | Cloud | Temp | Chill | [Wind rating] | |||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 01:00 | 14.6kts | 18.6kts | 0.9m | 5.9sec | 0.3mm | 0% | 13°C | 12°C |
| ||
| 04:00 | 17.1kts | 21.3kts | 1.1m | 6.6sec | 0.2mm | 0% | 13°C | 12°C |
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| 07:00 | 16.8kts | 20.7kts | 1.2m | 5.5sec | 0.5mm | 0% | 13°C | 12°C |
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| 10:00 | 17.3kts | 19.9kts | 1.1m | 6.4sec | 0.3mm | 6% | 13°C | 12°C |
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| 13:00 | 18kts | 22.2kts | 1m | 6.3sec | 0.6mm | 4% | 13°C | 12°C |
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| 16:00 | 17.8kts | 21.1kts | 1.1m | 6sec | 0.2mm | 3% | 13°C | 12°C |
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| 19:00 | 16.1kts | 20kts | 1.2m | 6.1sec | 0.2mm | 4% | 13°C | 12°C |
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| 22:00 | 15.3kts | 19.5kts | 1.2m | 5.7sec | 0.2mm | 0% | 13°C | 12°C |
|
04:57 / 21:41 04:00 / 22:39
Sunday 2 August
| Wind | Gust | Swell | Period | Rain | Cloud | Temp | Chill | [Wind rating] | |||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 01:00 | 13.8kts | 17.3kts | 1.2m | 6.2sec | 0.6mm | 0% | 13°C | 12°C |
| ||
| 04:00 | 14.6kts | 17.1kts | 1.1m | 6.1sec | 0.7mm | 0% | 13°C | 12°C |
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| 07:00 | 16.2kts | 18.6kts | 1m | 6.1sec | 1.7mm | 0% | 13°C | 12°C |
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| 10:00 | 13.9kts | 16.3kts | 1m | 5.6sec | 0.8mm | 0% | 13°C | 12°C |
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| 13:00 | 14.7kts | 16.6kts | 0.9m | 6.4sec | 1mm | 0% | 13°C | 12°C |
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| 16:00 | 14.7kts | 17.5kts | 0.9m | 5.8sec | 0.2mm | 0% | 13°C | 12°C |
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| 19:00 | 15.2kts | 17kts | 0.9m | 6.2sec | 0.4mm | 0% | 13°C | 12°C |
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| 22:00 | 14.6kts | 16.5kts | 1m | 5.3sec | 0mm | 3% | 13°C | 11°C |
|
05:00 / 21:39 04:03 / 22:36
Monday 3 August
| Wind | Gust | Swell | Period | Rain | Cloud | Temp | Chill | [Wind rating] | |||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 01:00 | 14.6kts | 16.3kts | 1.1m | 5.4sec | 0.1mm | 4% | 13°C | 12°C |
| ||
| 04:00 | 14.5kts | 14.9kts | 1.1m | 5.9sec | 0.1mm | 6% | 13°C | 12°C |
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| 07:00 | 13.6kts | 14.5kts | 1.1m | 6sec | 0.3mm | 10% | 13°C | 12°C |
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| 10:00 | 12.2kts | 13kts | 1m | 6.4sec | 0.1mm | 8% | 13°C | 12°C |
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| 13:00 | 11.1kts | 11.8kts | 1m | 6.9sec | 0.1mm | 11% | 13°C | 12°C |
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| 16:00 | 12.3kts | 12.8kts | 1m | 6.7sec | 0.1mm | 13% | 13°C | 12°C |
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| 19:00 | 10.6kts | 11.1kts | 0.9m | 6.7sec | 0.2mm | 10% | 13°C | 12°C |
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| 22:00 | 8.3kts | 8.6kts | 0.9m | 6.7sec | 0mm | 10% | 13°C | 12°C |
|
05:02 / 21:36 04:06 / 22:32
Tuesday 4 August
| Wind | Gust | Swell | Period | Rain | Cloud | Temp | Chill | [Wind rating] | |||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 01:00 | 5.8kts | 6.1kts | 0.8m | 7.7sec | 0mm | 7% | 13°C | 12°C |
| ||
| 04:00 | 3.7kts | 4kts | 0.7m | 7.8sec | 0mm | 2% | 13°C | 11°C |
| ||
| 07:00 | 1.6kts | 1.5kts | 0.7m | 7.6sec | 0mm | 1% | 13°C | 11°C |
|
05:04 / 21:34 04:08 / 22:29