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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 moreSpelga Dam (County Down) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 13° Celsius; -
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 13° Celsius; -
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 11° Celsius;
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 11° Celsius;
-
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 9° Celsius;
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 9° Celsius;
-
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 6° Celsius;
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 6° Celsius;
-
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 7° Celsius;
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 7° Celsius;
-
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 11° Celsius;
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 11° Celsius;
7 day forecast for Spelga Dam
Today (17 August 2025)
| Time |
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 |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
14°
|
15°
|
16°
|
16°
|
17°
|
17°
|
17°
|
16°
|
16°
|
16°
|
17°
|
16°
|
16°
|
16°
|
16°
|
16°
|
| Feels like temperature (°C) |
12°
|
13°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
15°
|
15°
|
14°
|
14°
|
14°
|
14°
|
| Wind direction and speed |
ESE
10
|
ESE
11
|
ESE
12
|
ESE
13
|
ESE
13
|
ESE
13
|
ESE
13
|
ESE
13
|
ESE
12
|
ESE
10
|
ESE
9
|
ESE
9
|
ESE
9
|
ESE
10
|
ESE
11
|
ESE
12
|
| Wind gust (mph) |
21
|
23
|
23
|
25
|
25
|
25
|
25
|
24
|
23
|
21
|
19
|
16
|
14
|
14
|
15
|
18
|
| Visibility |
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
88%
|
82%
|
75%
|
71%
|
71%
|
71%
|
72%
|
72%
|
71%
|
67%
|
66%
|
67%
|
71%
|
74%
|
75%
|
76%
|
| UV | 1 | 2 | 4 | 5 | 6 | 6 | 6 | 5 | 4 | 2 | 1 | 1 | 1 | - | - | - |
Monday (18 August 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 |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
16°
|
16°
|
15°
|
15°
|
15°
|
14°
|
14°
|
14°
|
14°
|
14°
|
15°
|
15°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
15°
|
15°
|
15°
|
15°
|
| Feels like temperature (°C) |
14°
|
14°
|
13°
|
13°
|
12°
|
12°
|
12°
|
11°
|
12°
|
12°
|
13°
|
13°
|
13°
|
14°
|
14°
|
14°
|
14°
|
14°
|
15°
|
15°
|
14°
|
14°
|
14°
|
14°
|
| Wind direction and speed (mph) |
ESE
13
|
ESE
13
|
ESE
13
|
ESE
13
|
ESE
13
|
ESE
13
|
ESE
13
|
ESE
13
|
ESE
12
|
ESE
12
|
ESE
12
|
ESE
12
|
ESE
12
|
ESE
13
|
ESE
13
|
ESE
12
|
ESE
12
|
ESE
11
|
ESE
10
|
E
9
|
E
8
|
E
7
|
E
7
|
E
7
|
| Wind gust (mph) |
18
|
19
|
19
|
20
|
20
|
20
|
19
|
21
|
23
|
23
|
23
|
23
|
24
|
24
|
24
|
23
|
22
|
20
|
18
|
16
|
14
|
14
|
14
|
15
|
| Visibility (description) |
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
VG
|
| Humidity |
79%
|
84%
|
86%
|
87%
|
88%
|
90%
|
92%
|
92%
|
90%
|
88%
|
86%
|
84%
|
83%
|
82%
|
80%
|
79%
|
78%
|
78%
|
77%
|
78%
|
81%
|
84%
|
84%
|
84%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 2 | 3 | 4 | 5 | 5 | 4 | 3 | 3 | 2 | 1 | 1 | 1 | - | - | - |
Tuesday (19 August 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 |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
15°
|
14°
|
14°
|
13°
|
14°
|
15°
|
15°
|
15°
|
13°
|
| Feels like temperature (°C) |
14°
|
13°
|
13°
|
12°
|
13°
|
14°
|
14°
|
14°
|
12°
|
| Wind direction and speed (mph) |
E
7
|
E
7
|
E
7
|
E
7
|
ENE
9
|
E
9
|
ENE
8
|
ENE
7
|
ENE
6
|
| Wind gust (mph) |
16
|
17
|
18
|
20
|
21
|
21
|
20
|
17
|
18
|
| Visibility (description) |
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
86%
|
88%
|
94%
|
93%
|
85%
|
79%
|
77%
|
78%
|
87%
|
| UV | - | - | - | 1 | 3 | 5 | 3 | 1 | - |
Wednesday (20 August 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
 |
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
13°
|
12°
|
12°
|
13°
|
14°
|
15°
|
15°
|
12°
|
| Feels like temperature (°C) |
11°
|
11°
|
10°
|
12°
|
13°
|
14°
|
14°
|
11°
|
| Wind direction and speed (mph) |
ENE
7
|
ENE
7
|
ENE
6
|
ENE
8
|
ENE
8
|
ENE
7
|
NE
5
|
ENE
4
|
| Wind gust (mph) |
18
|
18
|
19
|
20
|
19
|
17
|
13
|
11
|
| Visibility (description) |
VG
|
VG
|
VG
|
E
|
E
|
E
|
E
|
VG
|
| Humidity |
88%
|
89%
|
89%
|
77%
|
68%
|
65%
|
66%
|
76%
|
| UV | - | - | 1 | 3 | 6 | 3 | 1 | - |
Thursday (21 August 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
11°
|
11°
|
11°
|
14°
|
15°
|
15°
|
14°
|
10°
|
| Feels like temperature (°C) |
10°
|
10°
|
10°
|
13°
|
14°
|
14°
|
13°
|
9°
|
| Wind direction and speed (mph) |
E
5
|
ESE
6
|
SE
5
|
ESE
6
|
ESE
6
|
SSE
7
|
SSE
6
|
SE
4
|
| Wind gust (mph) |
11
|
10
|
11
|
14
|
15
|
15
|
10
|
5
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
E
|
VG
|
VG
|
G
|
| Humidity |
79%
|
85%
|
84%
|
72%
|
65%
|
64%
|
67%
|
89%
|
| UV | - | - | 1 | 3 | 6 | 3 | 1 | - |
Friday (22 August 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
9°
|
8°
|
9°
|
14°
|
16°
|
16°
|
15°
|
11°
|
| Feels like temperature (°C) |
8°
|
7°
|
9°
|
13°
|
15°
|
15°
|
14°
|
11°
|
| Wind direction and speed (mph) |
SSE
4
|
SSW
3
|
SSW
3
|
S
6
|
S
7
|
S
8
|
SSE
6
|
SSE
3
|
| Wind gust (mph) |
4
|
3
|
8
|
14
|
16
|
14
|
9
|
5
|
| Visibility (description) |
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
G
|
| Humidity |
95%
|
97%
|
97%
|
75%
|
64%
|
62%
|
68%
|
92%
|
| UV | - | - | 1 | 3 | 5 | 3 | 1 | - |
Saturday (23 August 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
20%
|
20%
|
10%
|
20%
|
20%
|
20%
|
20%
|
20%
|
| Temperature (°C) |
10°
|
9°
|
10°
|
15°
|
17°
|
17°
|
16°
|
13°
|
| Feels like temperature (°C) |
9°
|
9°
|
9°
|
14°
|
16°
|
15°
|
15°
|
12°
|
| Wind direction and speed (mph) |
S
3
|
SW
4
|
SW
3
|
SSW
6
|
SSW
8
|
S
8
|
S
7
|
SSE
5
|
| Wind gust (mph) |
3
|
4
|
9
|
13
|
16
|
14
|
9
|
6
|
| Visibility (description) |
G
|
G
|
M
|
VG
|
VG
|
VG
|
VG
|
G
|
| Humidity |
96%
|
98%
|
98%
|
85%
|
72%
|
73%
|
79%
|
95%
|
| UV | - | - | 1 | 3 | 5 | 3 | 1 | - |
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Spelga Dam weather map
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Northern Ireland weather forecast
Headline:
Dry, sunny and warm.
Today:
Any mist patches quickly dispersing to leave a dry day with plenty of sunshine. Warm inland but onshore breezes keeping coastal areas cooler and perhaps more cloud later in the day. Maximum temperature 23 °C.
Tonight:
A mostly sunny evening and clear night, perhaps some low cloud forming early on Monday morning with some fog patches. Minimum temperature 15 °C.
Monday:
Cloudy at times on Monday but bright or sunny spells developing especially around the north coast. Maximum temperature 22 °C.
Outlook for Tuesday to Thursday:
High pressure is expected to continue mid week, easterly breezes will push in some cloud at times but a lot of dry and settled weather too.
Updated: