News
Wind and rain marking a change in the UK weather
Warnings have been issued as the weather across the UK becomes increasingly mild but wet and windy.
Read morePortland Harbour - Castle Cove (Beach) (Dorset) weather
Find a forecast
Here are our top tips to keep you, your friends and family safe at the beach with links to Royal National Lifeboat Institution (RNLI) and Met Office advice.
- Head to a lifeguarded beach; check the RNLI lifeguarded beach tool
- Follow RNLI Float to Live advice if you find yourself struggling in the water
- Know what to do if you get caught in a rip current (RNLI)
- Check the tide times to avoid getting cut off by the tide coming in
- Call 999 and ask for the coastguard in an emergency
- Learn more about staying safe at the beach
Forecast days
-
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 12° Celsius;
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 12° Celsius; -
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 12° Celsius;
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 12° Celsius; -
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 10° Celsius;
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 10° Celsius; -
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 12° Celsius;
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 12° Celsius;
-
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 13° Celsius;
-
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 12° Celsius;
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 12° Celsius;
-
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 11° Celsius;
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 11° Celsius;
Cloudy.
🏖️ Beach safety today:
Enjoy the beach but be aware that the wind may affect your control of direction
• Beginner paddleboarders/kayakers should go on the water with an instructor or a more experienced person
Tide: Next high tide (3.3m) at
Sunrise:
Sunset:
7 day forecast for Portland Harbour - Castle Cove (Beach)
Today (23 May 2025)
| Time |
23:00
|
|---|---|
| Weather symbols |  |
| Chance of precipitation |
10%
|
| Temperature |
14°
|
| Feels like temperature (°C) |
13°
|
| Wind direction and speed |
W
8
|
| Wind gust (mph) |
17
|
| Visibility |
VG
|
| Humidity |
75%
|
| UV | - |
| Wind direction and speed |
8
|
| Height of waves offshore (m) |
0.1
|
| Period of waves offshore (s) |
3
|
| Direction of waves offshore |
|
Saturday (24 May 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
70%
|
80%
|
50%
|
40%
|
60%
|
70%
|
60%
|
40%
|
30%
|
30%
|
20%
|
30%
|
20%
|
20%
|
20%
|
20%
|
<5%
|
<5%
|
10%
|
10%
|
40%
|
50%
|
60%
|
70%
|
| Temperature (°C) |
14°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
14°
|
14°
|
14°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
14°
|
14°
|
14°
|
14°
|
14°
|
13°
|
| Feels like temperature (°C) |
12°
|
12°
|
11°
|
11°
|
11°
|
11°
|
10°
|
11°
|
11°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
10°
|
| Wind direction and speed (mph) |
W
9
|
WSW
9
|
WSW
9
|
WSW
11
|
WSW
13
|
WSW
14
|
WSW
14
|
WSW
14
|
WSW
15
|
WSW
15
|
WSW
16
|
WSW
16
|
WSW
17
|
WSW
18
|
WSW
18
|
WSW
19
|
SW
19
|
SW
19
|
SW
19
|
SW
19
|
SW
19
|
SW
18
|
SW
17
|
SW
18
|
| Wind gust (mph) |
17
|
18
|
18
|
21
|
24
|
24
|
24
|
23
|
23
|
24
|
24
|
25
|
27
|
28
|
29
|
28
|
28
|
29
|
29
|
29
|
29
|
29
|
29
|
32
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
M
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
79%
|
88%
|
93%
|
94%
|
96%
|
96%
|
97%
|
97%
|
97%
|
96%
|
95%
|
94%
|
93%
|
93%
|
92%
|
93%
|
94%
|
94%
|
93%
|
92%
|
93%
|
94%
|
94%
|
94%
|
| UV | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 3 | 4 | 4 | 4 | 3 | 3 | 2 | 1 | 1 | 1 | 1 | 1 | - | - |
| Wind direction and speed (mph) |
9
|
9
|
9
|
11
|
13
|
14
|
15
|
14
|
15
|
15
|
16
|
16
|
17
|
18
|
18
|
19
|
19
|
19
|
19
|
19
|
19
|
18
|
17
|
18
|
| Height of waves offshore (m) |
0.1
|
0.1
|
0.1
|
0.1
|
0.1
|
0.1
|
0.1
|
0.1
|
0.1
|
0.2
|
0.2
|
0.2
|
0.2
|
0.2
|
0.3
|
0.3
|
0.3
|
0.3
|
0.3
|
0.3
|
0.3
|
0.3
|
0.3
|
0.3
|
| Period of waves offshore (s) |
3
|
3
|
3
|
3
|
3
|
2
|
2
|
2
|
5
|
2
|
2
|
4
|
2
|
2
|
2
|
2
|
2
|
2
|
2
|
2
|
2
|
2
|
5
|
5
|
| Direction of waves offshore |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Sunday (25 May 2025)
| Time |
00:00
|
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
 |
 |
|
|
|
|
 |
 |
| Chance of precipitation |
70%
|
40%
|
30%
|
20%
|
10%
|
10%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
13°
|
13°
|
13°
|
13°
|
15°
|
16°
|
16°
|
15°
|
13°
|
| Feels like temperature (°C) |
10°
|
10°
|
9°
|
9°
|
11°
|
12°
|
12°
|
11°
|
10°
|
| Wind direction and speed (mph) |
SW
19
|
SW
22
|
WSW
20
|
W
18
|
W
19
|
WSW
19
|
W
19
|
W
18
|
W
16
|
| Wind gust (mph) |
35
|
38
|
32
|
32
|
33
|
38
|
38
|
33
|
28
|
| Visibility (description) |
G
|
G
|
VG
|
E
|
E
|
E
|
E
|
E
|
E
|
| Humidity |
95%
|
96%
|
89%
|
83%
|
56%
|
44%
|
44%
|
51%
|
66%
|
| UV | - | - | - | 1 | 4 | 7 | 3 | 1 | - |
| Wind direction and speed (mph) |
19
|
22
|
20
|
18
|
19
|
19
|
19
|
18
|
15
|
| Height of waves offshore (m) |
0.3
|
0.4
|
0.3
|
0.3
|
0.3
|
0.3
|
0.3
|
0.3
|
0.2
|
| Period of waves offshore (s) |
2
|
2
|
2
|
6
|
5
|
2
|
2
|
2
|
2
|
| Direction of waves offshore |
|
|
|
|
|
|
|
|
|
Monday (26 May 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
10%
|
20%
|
40%
|
30%
|
30%
|
40%
|
40%
|
| Temperature (°C) |
12°
|
11°
|
12°
|
14°
|
14°
|
14°
|
14°
|
13°
|
| Feels like temperature (°C) |
9°
|
8°
|
9°
|
11°
|
11°
|
11°
|
10°
|
10°
|
| Wind direction and speed (mph) |
WSW
16
|
WSW
15
|
WSW
13
|
WSW
14
|
SW
18
|
SW
21
|
SW
20
|
SW
20
|
| Wind gust (mph) |
28
|
23
|
26
|
30
|
33
|
34
|
32
|
36
|
| Visibility (description) |
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
| Humidity |
75%
|
79%
|
75%
|
71%
|
72%
|
76%
|
84%
|
87%
|
| UV | - | - | 1 | 3 | 5 | 3 | 1 | - |
| Wind direction and speed (mph) |
16
|
15
|
13
|
14
|
17
|
20
|
20
|
19
|
| Height of waves offshore (m) |
0.2
|
0.5
|
0.4
|
0.4
|
0.5
|
0.6
|
0.6
|
0.6
|
| Period of waves offshore (s) |
2
|
4
|
4
|
4
|
3
|
4
|
4
|
5
|
| Direction of waves offshore |
|
|
|
|
|
|
|
|
Tuesday (27 May 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
40%
|
10%
|
10%
|
20%
|
20%
|
30%
|
30%
|
20%
|
| Temperature (°C) |
13°
|
13°
|
13°
|
15°
|
15°
|
15°
|
14°
|
14°
|
| Feels like temperature (°C) |
9°
|
10°
|
10°
|
12°
|
12°
|
11°
|
11°
|
11°
|
| Wind direction and speed (mph) |
SW
21
|
WSW
17
|
W
13
|
WSW
14
|
SW
17
|
SW
20
|
SW
19
|
SW
18
|
| Wind gust (mph) |
32
|
24
|
22
|
27
|
32
|
32
|
32
|
31
|
| Visibility (description) |
E
|
E
|
E
|
E
|
E
|
VG
|
VG
|
VG
|
| Humidity |
91%
|
90%
|
82%
|
70%
|
75%
|
83%
|
91%
|
93%
|
| UV | - | - | 1 | 4 | 6 | 2 | 1 | - |
| Wind direction and speed (mph) |
20
|
16
|
13
|
14
|
17
|
20
|
19
|
18
|
| Height of waves offshore (m) |
0.7
|
0.8
|
0.8
|
0.7
|
0.6
|
0.7
|
0.7
|
0.8
|
| Period of waves offshore (s) |
5
|
5
|
5
|
5
|
5
|
5
|
5
|
5
|
| Direction of waves offshore |
|
|
|
|
|
|
|
|
Wednesday (28 May 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
20%
|
30%
|
20%
|
20%
|
20%
|
20%
|
30%
|
20%
|
| Temperature (°C) |
13°
|
13°
|
13°
|
15°
|
16°
|
17°
|
16°
|
14°
|
| Feels like temperature (°C) |
10°
|
10°
|
11°
|
12°
|
14°
|
14°
|
13°
|
13°
|
| Wind direction and speed (mph) |
SW
19
|
SW
17
|
SW
15
|
SW
16
|
SW
16
|
SW
16
|
SW
13
|
SW
10
|
| Wind gust (mph) |
30
|
28
|
30
|
30
|
30
|
29
|
23
|
13
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
| Humidity |
93%
|
93%
|
92%
|
84%
|
79%
|
77%
|
86%
|
92%
|
| UV | - | - | 1 | 3 | 4 | 3 | 1 | - |
| Wind direction and speed (mph) |
19
|
17
|
15
|
16
|
16
|
16
|
13
|
10
|
| Height of waves offshore (m) |
0.9
|
1.0
|
1.0
|
0.9
|
0.9
|
0.7
|
0.5
|
0.4
|
| Period of waves offshore (s) |
5
|
5
|
6
|
5
|
5
|
5
|
5
|
5
|
| Direction of waves offshore |
|
|
|
|
|
|
|
|
Thursday (29 May 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
30%
|
40%
|
40%
|
30%
|
30%
|
20%
|
10%
|
10%
|
| Temperature (°C) |
13°
|
13°
|
13°
|
16°
|
17°
|
17°
|
16°
|
14°
|
| Feels like temperature (°C) |
12°
|
12°
|
11°
|
13°
|
14°
|
14°
|
13°
|
13°
|
| Wind direction and speed (mph) |
WSW
11
|
SW
10
|
SW
11
|
SW
14
|
SW
15
|
SW
15
|
WSW
14
|
WSW
9
|
| Wind gust (mph) |
13
|
19
|
28
|
31
|
32
|
30
|
25
|
21
|
| Visibility (description) |
G
|
M
|
G
|
G
|
G
|
VG
|
G
|
G
|
| Humidity |
94%
|
95%
|
95%
|
90%
|
77%
|
81%
|
81%
|
88%
|
| UV | - | - | 1 | 3 | 5 | 3 | 1 | - |
| Wind direction and speed (mph) |
11
|
– | – | – | – | – | – | – |
| Height of waves offshore (m) |
0.4
|
– | – | – | – | – | – | – |
| Period of waves offshore (s) |
5
|
– | – | – | – | – | – | – |
| Direction of waves offshore |
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
Tooltip header
Tide times
Friday 23 May
Tide times and heights are from Chesil Cove tidal station which is 2.1 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Friday 23 May
Tide times and heights are from Chesil Cove tidal station which is 2.1 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Friday 23 May
Tide times and heights are from Chesil Cove tidal station which is 2.1 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Friday 23 May
Tide times and heights are from Chesil Cove tidal station which is 2.1 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Saturday 24 May
Tide times and heights are from Chesil Cove tidal station which is 2.1 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Saturday 24 May
Tide times and heights are from Chesil Cove tidal station which is 2.1 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Saturday 24 May
Tide times and heights are from Chesil Cove tidal station which is 2.1 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Saturday 24 May
Tide times and heights are from Chesil Cove tidal station which is 2.1 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Sunday 25 May
Tide times and heights are from Chesil Cove tidal station which is 2.1 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Sunday 25 May
Tide times and heights are from Chesil Cove tidal station which is 2.1 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Sunday 25 May
Tide times and heights are from Chesil Cove tidal station which is 2.1 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Sunday 25 May
Tide times and heights are from Chesil Cove tidal station which is 2.1 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Monday 26 May
Tide times and heights are from Chesil Cove tidal station which is 2.1 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Monday 26 May
Tide times and heights are from Chesil Cove tidal station which is 2.1 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Monday 26 May
Tide times and heights are from Chesil Cove tidal station which is 2.1 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Monday 26 May
Tide times and heights are from Chesil Cove tidal station which is 2.1 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Tuesday 27 May
Tide times and heights are from Chesil Cove tidal station which is 2.1 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Tuesday 27 May
Tide times and heights are from Chesil Cove tidal station which is 2.1 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Tuesday 27 May
Tide times and heights are from Chesil Cove tidal station which is 2.1 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Tuesday 27 May
Tide times and heights are from Chesil Cove tidal station which is 2.1 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Wednesday 28 May
Tide times and heights are from Chesil Cove tidal station which is 2.1 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Wednesday 28 May
Tide times and heights are from Chesil Cove tidal station which is 2.1 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Wednesday 28 May
Tide times and heights are from Chesil Cove tidal station which is 2.1 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Wednesday 28 May
Tide times and heights are from Chesil Cove tidal station which is 2.1 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Thursday 29 May
Tide times and heights are from Chesil Cove tidal station which is 2.1 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Thursday 29 May
Tide times and heights are from Chesil Cove tidal station which is 2.1 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Thursday 29 May
Tide times and heights are from Chesil Cove tidal station which is 2.1 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Thursday 29 May
Tide times and heights are from Chesil Cove tidal station which is 2.1 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Portland Harbour - Castle Cove (Beach) weather map
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WARNING
Flood alerts in force for England
Flood alerts in force for England
South West England weather forecast
Headline:
Increasingly cloudy with rain spreading eastwards overnight.
This Evening and Tonight:
A mild and cloudy evening as a band of rain arrives from the west, bringing some heavy outbreaks overnight. Further showers to follow by dawn. Becoming increasingly breezy especially around the coasts, and feeling rather humid. Minimum temperature 13 °C.
Saturday:
A mixture of brighter spells and scattered, blustery showers, these perhaps heavy at times. Breezy, particularly along the coasts, but mild, even humid, for many. Maximum temperature 19 °C.
Outlook for Sunday to Tuesday:
Changeable with further scattered, blustery showers at times, but some drier, brighter interludes as well. Staying rather breezy, especially around the coasts, with temperatures a little above average.
Updated:
UK long range weather forecast
Nearest forecasts
- Portland Harbour - Sandsfoot Castle (Beach) 0.3 miles
- Weymouth - Central (Beach) 1.0 miles
- Weymouth 1.2 miles
- Weymouth and Portland 1.8 miles
- Bennetts Water Garden 2.3 miles
- Fortuneswell 2.8 miles
- Bowleaze Cove (Beach) 3.3 miles
- Portland 3.4 miles
- Church Ope Cove (Beach) 4.3 miles
- Ringstead Bay (Beach) 5.1 miles