To customise your experience, sign in or sign up:

Remember me

Search for a spot name or postcode..

Calshot Weather Forecast

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

Monday 27 July (Today)

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
01:00
9.7kts
17.6kts
1.2m
6.1sec
-1mm
-1%
15°C
15°C
  • ●
  • ●
  • ●
04:00
8.1kts
14kts
1.1m
5.7sec
0mm
0%
14°C
14°C
  • ●
  • ●
  • ●
07:00
8.2kts
13.6kts
0.9m
5.5sec
0mm
0%
17°C
15°C
  • ●
  • ●
  • ●
10:00
9.7kts
11.5kts
0.8m
5.3sec
0mm
0%
23°C
19°C
  • ●
  • ●
  • ●
13:00
11.4kts
13kts
0.9m
4.9sec
0mm
0%
27°C
22°C
  • ●
  • ●
  • ●
16:00
12.6kts
15.2kts
1m
4.6sec
0mm
0%
27°C
24°C
  • ●
  • ●
  • ●
19:00
14.6kts
16.5kts
1m
4.6sec
0mm
0%
24°C
22°C
  • ●
  • ●
  • ●
22:00
8.9kts
15.2kts
0.9m
5.1sec
0mm
0%
18°C
18°C
  • ●
  • ●
  • ●

Sunrise: 05:22 / Sunset: 21:00 Twilight: 04:41 / 21:41

°C

more >>

Today's tide data

Time Height (m)
04:09:16 L +1.52
11:06:46 H +4.07
16:28:08 L +1.62
23:17:41 H +4.21

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

Tuesday 28 July (Tomorrow)

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
01:00
6.6kts
13.3kts
0.8m
5.3sec
0mm
0%
17°C
16°C
  • ●
  • ●
  • ●
04:00
3.1kts
3.5kts
0.7m
5.3sec
0mm
2%
16°C
16°C
  • ●
  • ●
  • ●
07:00
2.2kts
3.1kts
0.6m
5sec
0mm
1%
18°C
17°C
  • ●
  • ●
  • ●
10:00
5.4kts
6.3kts
0.4m
4.7sec
0mm
0%
25°C
22°C
  • ●
  • ●
  • ●
13:00
8.9kts
9kts
0.4m
4.5sec
0mm
0%
28°C
24°C
  • ●
  • ●
  • ●
16:00
7.2kts
6.8kts
0.3m
4.3sec
0mm
0%
29°C
25°C
  • ●
  • ●
  • ●
19:00
6kts
6.3kts
0.2m
4.6sec
0mm
0%
25°C
24°C
  • ●
  • ●
  • ●
22:00
1.2kts
2.4kts
0.2m
5.2sec
0mm
0%
17°C
19°C
  • ●
  • ●
  • ●

Sunrise: 05:24 / Sunset: 20:59 Twilight: 04:43 / 21:39

Wednesday 29 July

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
01:00
0.5kts
1.4kts
0.2m
5.2sec
0mm
0%
16°C
18°C
  • ●
  • ●
  • ●
04:00
2.5kts
2.6kts
0.2m
5.1sec
0mm
0%
16°C
18°C
  • ●
  • ●
  • ●
07:00
3.4kts
3.7kts
0.2m
5sec
0mm
0%
20°C
20°C
  • ●
  • ●
  • ●
10:00
2kts
3.1kts
0.2m
6.3sec
0mm
0%
30°C
25°C
  • ●
  • ●
  • ●
13:00
8.7kts
10.1kts
0.2m
11sec
0mm
0%
31°C
28°C
  • ●
  • ●
  • ●
16:00
13kts
15.9kts
0.3m
2.3sec
0mm
0%
29°C
27°C
  • ●
  • ●
  • ●
19:00
11.1kts
14kts
0.4m
2.7sec
0mm
0%
26°C
25°C
  • ●
  • ●
  • ●
22:00
9.3kts
16.8kts
0.5m
3.2sec
0mm
0%
18°C
19°C
  • ●
  • ●
  • ●

Sunrise: 05:25 / Sunset: 20:57 Twilight: 04:45 / 21:38

Thursday 30 July

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
01:00
8.2kts
16kts
0.5m
3.7sec
0mm
0%
16°C
17°C
  • ●
  • ●
  • ●
04:00
7.5kts
13.7kts
0.6m
4.1sec
0mm
0%
16°C
15°C
  • ●
  • ●
  • ●
07:00
7.2kts
12.1kts
0.6m
4.1sec
0mm
0%
18°C
16°C
  • ●
  • ●
  • ●
10:00
9.6kts
11.7kts
0.5m
4.4sec
0mm
0%
24°C
21°C
  • ●
  • ●
  • ●
13:00
11.4kts
13.7kts
0.5m
4.3sec
0mm
0%
28°C
24°C
  • ●
  • ●
  • ●
16:00
15.3kts
16.3kts
0.6m
3.6sec
0mm
0%
26°C
24°C
  • ●
  • ●
  • ●
19:00
12.6kts
15.5kts
0.8m
4.1sec
0mm
0%
22°C
21°C
  • ●
  • ●
  • ●
22:00
10.9kts
17.7kts
0.9m
4.6sec
0mm
0%
18°C
18°C
  • ●
  • ●
  • ●

Sunrise: 05:27 / Sunset: 20:56 Twilight: 04:46 / 21:36

Friday 31 July

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
01:00
10.4kts
17.6kts
0.9m
4.6sec
0mm
0%
16°C
16°C
  • ●
  • ●
  • ●
04:00
8.1kts
13.3kts
0.8m
4.5sec
0mm
0%
15°C
14°C
  • ●
  • ●
  • ●
07:00
7.3kts
12.4kts
0.7m
4.5sec
0mm
0%
16°C
15°C
  • ●
  • ●
  • ●
10:00
10.2kts
11.5kts
0.7m
4.6sec
0mm
0%
22°C
18°C
  • ●
  • ●
  • ●
13:00
9.5kts
11.3kts
0.7m
4.5sec
0mm
0%
26°C
21°C
  • ●
  • ●
  • ●
16:00
13.3kts
13.9kts
0.8m
4.3sec
0mm
0%
26°C
22°C
  • ●
  • ●
  • ●
19:00
15.5kts
15.8kts
1.1m
4.7sec
0mm
0%
21°C
20°C
  • ●
  • ●
  • ●
22:00
12.9kts
22.3kts
1m
4.7sec
0mm
0%
15°C
15°C
  • ●
  • ●
  • ●

Sunrise: 05:28 / Sunset: 20:54 Twilight: 04:48 / 21:34

Saturday 1 August

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
01:00
10.3kts
17.6kts
1m
4.3sec
0mm
0%
13°C
13°C
  • ●
  • ●
  • ●
04:00
7.2kts
8kts
0.9m
4.9sec
0mm
0%
12°C
11°C
  • ●
  • ●
  • ●
07:00
5.7kts
7.2kts
0.7m
4.8sec
0mm
0%
15°C
13°C
  • ●
  • ●
  • ●
10:00
4.8kts
5.7kts
0.5m
4.6sec
0mm
0%
23°C
18°C
  • ●
  • ●
  • ●
13:00
7.6kts
7.7kts
0.4m
4.5sec
0mm
0%
26°C
21°C
  • ●
  • ●
  • ●
16:00
11.4kts
11.2kts
0.4m
4.5sec
0mm
0%
25°C
22°C
  • ●
  • ●
  • ●
19:00
11.9kts
13.2kts
0.6m
3.4sec
0mm
0%
22°C
20°C
  • ●
  • ●
  • ●
22:00
11.2kts
18.4kts
0.6m
3.6sec
0mm
0%
16°C
16°C
  • ●
  • ●
  • ●

Sunrise: 05:30 / Sunset: 20:53 Twilight: 04:50 / 21:32

Sunday 2 August

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
01:00
10.4kts
22kts
0.7m
3.6sec
0mm
0%
15°C
15°C
  • ●
  • ●
  • ●
04:00
9.6kts
19.1kts
0.7m
3.6sec
0mm
0%
14°C
14°C
  • ●
  • ●
  • ●
07:00
10kts
19kts
0.7m
3.5sec
0mm
0%
16°C
14°C
  • ●
  • ●
  • ●
10:00
11kts
12.8kts
0.7m
3.7sec
0mm
0%
22°C
19°C
  • ●
  • ●
  • ●
13:00
6.2kts
6.9kts
0.6m
3.7sec
0mm
0%
27°C
23°C
  • ●
  • ●
  • ●
16:00
5.3kts
6.8kts
0.4m
3.4sec
0mm
0%
28°C
24°C
  • ●
  • ●
  • ●
19:00
6.3kts
7kts
0.3m
8.3sec
0mm
0%
23°C
23°C
  • ●
  • ●
  • ●
22:00
6kts
9kts
0.4m
2.7sec
0mm
0%
16°C
17°C
  • ●
  • ●
  • ●

Sunrise: 05:31 / Sunset: 20:51 Twilight: 04:51 / 21:31

Monday 3 August

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
01:00
11.1kts
19.6kts
1m
4.6sec
0mm
0%
15°C
15°C
  • ●
  • ●
  • ●
04:00
11.3kts
20.3kts
1.5m
5.9sec
0mm
0%
14°C
14°C
  • ●
  • ●
  • ●
07:00
11.8kts
21.5kts
1.4m
5.8sec
0mm
0%
17°C
16°C
  • ●
  • ●
  • ●
10:00
13.8kts
16.3kts
1.3m
5.5sec
0mm
0%
24°C
21°C
  • ●
  • ●
  • ●
13:00
12.6kts
15.6kts
1.3m
5.3sec
0mm
0%
27°C
24°C
  • ●
  • ●
  • ●

Sunrise: 05:33 / Sunset: 20:49 Twilight: 04:53 / 21:29

Wind angle today

Explore other spots in a w wind direction.

w locations >>
© Bigsalty Weather 2026 About Bigsalty · Contact us · Advertise with us · Terms & Conditions · Privacy Policy (GDPR)