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Notice 21-10-2026. Over the coming 3 weeks we will be migrating to a newer version of Bigsalty. Whilst this happens we have removed login / user capabilities and some current weather functionality.

Calshot Weather Forecast

GFS 0.5° atmospheric and GFSWave 0.25° marine forecast data for Calshot.

Tuesday 27 October (Today)

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
12:00
17.9kts
24.8kts
2.8m
12.4sec
-1mm
-1%
15°C
14°C
  • ●
  • ●
  • ●
15:00
15.5kts
20.8kts
2.7m
12.6sec
0.1mm
0%
14°C
13°C
  • ●
  • ●
  • ●
18:00
11.9kts
20.2kts
2.5m
12.5sec
0.1mm
0%
11°C
11°C
  • ●
  • ●
  • ●
21:00
11.5kts
19.9kts
2.3m
12.4sec
0mm
0%
11°C
10°C
  • ●
  • ●
  • ●

Sunrise: 06:46 / Sunset: 16:51 Twilight: 06:12 / 17:25

°C

Today's tide data

Time Height (m)
04:42:19 L +0.77
11:26:31 H +4.97
17:04:04 L +0.72
23:48:46 H +4.87

Tide chart for Portsmouth

Bigsalty Tide Charts

Tide times vary with distance to report location; all times incorporate BST; for more tide information click here

Wednesday 28 October (Tomorrow)

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
00:00
10.5kts
19.4kts
2.1m
12.5sec
0mm
0%
10°C
7°C
  • ●
  • ●
  • ●
03:00
9.8kts
19.5kts
2m
12.6sec
0mm
0%
10°C
7°C
  • ●
  • ●
  • ●
06:00
9.4kts
18.1kts
1.8m
12.6sec
0mm
0%
10°C
7°C
  • ●
  • ●
  • ●
09:00
10.4kts
17.6kts
1.7m
12.5sec
0mm
0%
13°C
12°C
  • ●
  • ●
  • ●
12:00
12.3kts
14.6kts
1.5m
12.4sec
0mm
0%
16°C
14°C
  • ●
  • ●
  • ●
15:00
10.5kts
13.1kts
1.4m
12.3sec
0mm
0%
15°C
14°C
  • ●
  • ●
  • ●
18:00
6.7kts
8.8kts
1.3m
12sec
0mm
0%
12°C
12°C
  • ●
  • ●
  • ●
21:00
5.4kts
6kts
1.1m
11.9sec
0mm
4%
11°C
11°C
  • ●
  • ●
  • ●

Sunrise: 06:48 / Sunset: 16:49 Twilight: 06:14 / 17:23

Thursday 29 October

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
00:00
3.5kts
3.7kts
1m
11.7sec
0mm
3%
11°C
11°C
  • ●
  • ●
  • ●
03:00
3.1kts
3.4kts
0.9m
11.5sec
0mm
0%
11°C
11°C
  • ●
  • ●
  • ●
06:00
3.5kts
4kts
0.8m
11.2sec
0mm
4%
11°C
11°C
  • ●
  • ●
  • ●
09:00
4.8kts
7.1kts
0.7m
11.1sec
0mm
15%
14°C
12°C
  • ●
  • ●
  • ●
12:00
7.7kts
9.5kts
0.7m
11.3sec
0mm
13%
16°C
14°C
  • ●
  • ●
  • ●
15:00
7.3kts
9.6kts
0.7m
11.5sec
0mm
4%
14°C
14°C
  • ●
  • ●
  • ●
18:00
8.4kts
11.2kts
0.7m
11.1sec
0mm
2%
11°C
11°C
  • ●
  • ●
  • ●
21:00
7.8kts
9.1kts
0.8m
10.9sec
0mm
1%
11°C
11°C
  • ●
  • ●
  • ●

Sunrise: 06:50 / Sunset: 16:47 Twilight: 06:16 / 17:21

Friday 30 October

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
00:00
7.4kts
9.2kts
0.8m
3.9sec
0mm
4%
11°C
11°C
  • ●
  • ●
  • ●
03:00
6.7kts
7.4kts
0.8m
4.4sec
0mm
0%
10°C
11°C
  • ●
  • ●
  • ●
06:00
5.8kts
6.3kts
0.7m
10.4sec
0mm
0%
10°C
10°C
  • ●
  • ●
  • ●
09:00
7.3kts
11.7kts
0.7m
12.5sec
0mm
0%
13°C
12°C
  • ●
  • ●
  • ●
12:00
9.9kts
11.7kts
0.8m
13.4sec
0mm
0%
16°C
14°C
  • ●
  • ●
  • ●
15:00
7.4kts
9.5kts
0.8m
13sec
0mm
0%
14°C
14°C
  • ●
  • ●
  • ●
18:00
6.4kts
6.6kts
0.8m
12.6sec
0mm
0%
10°C
11°C
  • ●
  • ●
  • ●
21:00
7.4kts
8.2kts
0.9m
12.2sec
0mm
0%
10°C
10°C
  • ●
  • ●
  • ●

Sunrise: 06:51 / Sunset: 16:45 Twilight: 06:17 / 17:20

Saturday 31 October

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
00:00
6.7kts
7.5kts
1m
11.7sec
0mm
0%
9°C
10°C
  • ●
  • ●
  • ●
03:00
5.4kts
6.1kts
1m
11.3sec
0mm
0%
9°C
10°C
  • ●
  • ●
  • ●
06:00
6.9kts
7.2kts
0.9m
11.1sec
0mm
0%
9°C
7°C
  • ●
  • ●
  • ●
09:00
7.4kts
10kts
1m
11.1sec
0mm
0%
12°C
11°C
  • ●
  • ●
  • ●
12:00
6.7kts
8kts
1m
11.1sec
0mm
0%
16°C
14°C
  • ●
  • ●
  • ●
15:00
5.3kts
6.3kts
0.9m
11sec
0mm
0%
15°C
14°C
  • ●
  • ●
  • ●
18:00
5.5kts
6.3kts
0.9m
10.9sec
0mm
0%
10°C
11°C
  • ●
  • ●
  • ●
21:00
5.8kts
6.3kts
0.8m
10.8sec
0mm
0%
10°C
10°C
  • ●
  • ●
  • ●

Sunrise: 06:53 / Sunset: 16:44 Twilight: 06:19 / 17:18

Sunday 1 November

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
00:00
6.2kts
6.5kts
0.8m
11.8sec
0mm
0%
10°C
8°C
  • ●
  • ●
  • ●
03:00
7kts
7.9kts
0.7m
11.7sec
0mm
0%
9°C
7°C
  • ●
  • ●
  • ●
06:00
7.9kts
11.8kts
0.7m
11.7sec
0mm
0%
9°C
6°C
  • ●
  • ●
  • ●
09:00
9.4kts
15.7kts
0.8m
4.8sec
0mm
0%
12°C
10°C
  • ●
  • ●
  • ●
12:00
10.6kts
13.4kts
0.9m
4sec
0mm
0%
15°C
13°C
  • ●
  • ●
  • ●
15:00
10.4kts
15.2kts
0.9m
4.1sec
0mm
0%
14°C
14°C
  • ●
  • ●
  • ●
18:00
10.5kts
20.2kts
1m
4.3sec
0mm
0%
11°C
11°C
  • ●
  • ●
  • ●
21:00
12.3kts
21.8kts
1.2m
4.7sec
0mm
2%
11°C
11°C
  • ●
  • ●
  • ●

Sunrise: 06:55 / Sunset: 16:42 Twilight: 06:20 / 17:16

Monday 2 November

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
00:00
12.5kts
20.9kts
1.4m
5.2sec
0mm
23%
12°C
11°C
  • ●
  • ●
  • ●
03:00
13.1kts
22.5kts
1.4m
5.5sec
0mm
25%
10°C
6°C
  • ●
  • ●
  • ●
06:00
12.3kts
21.3kts
1.6m
5.7sec
0mm
17%
9°C
5°C
  • ●
  • ●
  • ●
09:00
12.9kts
20.8kts
1.5m
5.7sec
0mm
8%
11°C
6°C
  • ●
  • ●
  • ●
12:00
14.1kts
17.2kts
1.5m
5.7sec
0mm
6%
14°C
12°C
  • ●
  • ●
  • ●
15:00
11.1kts
15kts
1.5m
5.8sec
0mm
2%
13°C
13°C
  • ●
  • ●
  • ●
18:00
11.9kts
18.6kts
1.5m
5.6sec
0mm
1%
10°C
10°C
  • ●
  • ●
  • ●
21:00
11.6kts
19.5kts
1.6m
5.8sec
0mm
5%
10°C
6°C
  • ●
  • ●
  • ●

Sunrise: 06:57 / Sunset: 16:40 Twilight: 06:22 / 17:15

Tuesday 3 November

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
00:00
9.9kts
16.2kts
1.6m
5.9sec
0mm
16%
9°C
6°C
  • ●
  • ●
  • ●
03:00
8.9kts
14.1kts
1.4m
5.7sec
0mm
28%
9°C
5°C
  • ●
  • ●
  • ●
06:00
9.3kts
17.9kts
1.1m
5.2sec
0mm
15%
9°C
5°C
  • ●
  • ●
  • ●
09:00
10.6kts
20kts
1m
4.8sec
0mm
0%
11°C
7°C
  • ●
  • ●
  • ●
12:00
11.7kts
16.5kts
0.9m
4.6sec
0mm
0%
15°C
13°C
  • ●
  • ●
  • ●
15:00
10.8kts
16.7kts
0.9m
4.7sec
0mm
0%
14°C
14°C
  • ●
  • ●
  • ●
18:00
8.6kts
16.6kts
1m
4.7sec
0mm
3%
11°C
11°C
  • ●
  • ●
  • ●
21:00
8.9kts
16.9kts
1.2m
5.4sec
0mm
3%
10°C
10°C
  • ●
  • ●
  • ●

Sunrise: 06:58 / Sunset: 16:38 Twilight: 06:24 / 17:13

Wednesday 4 November

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
00:00
8.6kts
16.9kts
1.2m
5.6sec
0mm
2%
10°C
7°C
  • ●
  • ●
  • ●

Sunrise: 07:00 / Sunset: 16:37 Twilight: 06:25 / 17:11

Wind angle today

Explore other spots in a w wind direction.