Mountain weather
Mourne Mountains
Confidence
High for an unsettled theme during the next few days. Lower confidence for the rain details so please keep up to date with the latest forecast.
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This eveningSunrise:Sunset:
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Thu 27 AugSunrise:Sunset:
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Fri 28 AugSunrise:Sunset:
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Further outlook
This evening forecast
Cloudy with a few showers this evening, perhaps heavy before clearing later. Low cloud on the summits at times, falling to lower slopes later. Fresh easterly winds on the tops.
Mountain weather hazards
Hazards apply at or above 300m, reflecting the more severe conditions which can occur at altitude.
Poor Visibility
Strong Sunlight
Thunderstorms
Mountain weather forecast
Early low cloud, then dry and bright. Heavy, thundery rain arriving in evening.
|
Time
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Time |
00:00
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03:00
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06:00
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09:00
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12:00
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15:00
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18:00
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21:00
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|---|---|---|---|---|---|---|---|---|---|
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Weather
(at 800m)
|
Weather symbols | ||||||||
|
Chance of
precipitation (at 800m)
|
Chance of precipitation |
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
30%
|
70%
|
Wind direction and speed
|
Time
|
Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
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15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|---|
|
600m
|
600m | E 16mph knots
E
16mph |
E 18mph knots
E
18mph |
E 19mph knots
E
19mph |
NE 17mph knots
NE
17mph |
NE 18mph knots
NE
18mph |
NE 16mph knots
NE
16mph |
NE 15mph knots
NE
15mph |
NE 15mph knots
NE
15mph |
|
300m
|
300m | NE 8mph knots
NE
8mph |
E 10mph knots
E
10mph |
E 11mph knots
E
11mph |
NE 12mph knots
NE
12mph |
NE 12mph knots
NE
12mph |
NE 11mph knots
NE
11mph |
NE 9mph knots
NE
9mph |
NE 8mph knots
NE
8mph |
|
Valley
|
Valley | NE 6mph knots
NE
6mph |
E 8mph knots
E
8mph |
E 9mph knots
E
9mph |
NE 11mph knots
NE
11mph |
NE 11mph knots
NE
11mph |
NE 10mph knots
NE
10mph |
NE 7mph knots
NE
7mph |
NE 6mph knots
NE
6mph |
Wind gust
|
Time
|
Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|---|
|
600m
|
600m | 24mph | 26mph | 28mph | 26mph | 27mph | 24mph | 22mph | 23mph |
|
300m
|
300m | 16mph | 18mph | 20mph | 20mph | 21mph | 19mph | 16mph | 15mph |
|
Valley
|
Valley | 15mph | 17mph | 18mph | 19mph | 19mph | 18mph | 15mph | 14mph |
|
Time
|
Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|---|
|
600m
|
600m | 13 degrees Celsius 13°C | 13 degrees Celsius 13°C | 12 degrees Celsius 12°C | 13 degrees Celsius 13°C | 14 degrees Celsius 14°C | 16 degrees Celsius 16°C | 14 degrees Celsius 14°C | 13 degrees Celsius 13°C |
|
300m
|
300m | 15 degrees Celsius 15°C | 15 degrees Celsius 15°C | 14 degrees Celsius 14°C | 16 degrees Celsius 16°C | 18 degrees Celsius 18°C | 18 degrees Celsius 18°C | 17 degrees Celsius 17°C | 15 degrees Celsius 15°C |
|
Valley
|
Valley | 16 degrees Celsius 16°C | 16 degrees Celsius 16°C | 16 degrees Celsius 16°C | 17 degrees Celsius 17°C | 19 degrees Celsius 19°C | 20 degrees Celsius 20°C | 18 degrees Celsius 18°C | 16 degrees Celsius 16°C |
| Freezing Level | Freezing Level |
2800m
|
2800m
|
2800m
|
2800m
|
2900m
|
2900m
|
3000m
|
3000m
|
|
Time
|
Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|---|
|
600m
|
600m | 10 degrees Celsius 10°C | 10 degrees Celsius 10°C | 9 degrees Celsius 9°C | 10 degrees Celsius 10°C | 12 degrees Celsius 12°C | 13 degrees Celsius 13°C | 12 degrees Celsius 12°C | 11 degrees Celsius 11°C |
|
300m
|
300m | 14 degrees Celsius 14°C | 13 degrees Celsius 13°C | 13 degrees Celsius 13°C | 14 degrees Celsius 14°C | 16 degrees Celsius 16°C | 17 degrees Celsius 17°C | 16 degrees Celsius 16°C | 14 degrees Celsius 14°C |
|
Valley
|
Valley | 15 degrees Celsius 15°C | 15 degrees Celsius 15°C | 14 degrees Celsius 14°C | 16 degrees Celsius 16°C | 18 degrees Celsius 18°C | 19 degrees Celsius 19°C | 18 degrees Celsius 18°C | 16 degrees Celsius 16°C |
| Freezing Level | Freezing Level |
2800m
|
2800m
|
2800m
|
2800m
|
2900m
|
2900m
|
3000m
|
3000m
|
Additional weather information
Meteorologist's view
Good hillwalking conditions during the day once low cloud has lifted. When making your plans, please beware the risk of thunderstorms late in the day.
Weather
Dry overnight but low cloud shrouding the hills. Staying dry during most of the day with low cloud lifting by the afternoon and bright spells developing. Outbreaks of heavy rain, with a risk of lightning, is expected to spread up from the south during the evening but some uncertainty in the timings.
Chance of cloud-free hill tops
20% at first, becoming 80% by afternoon, then becoming 20% in evening.
Low cloud and visibility
Extensive cloud above 300 or 400m overnight and at first, this slowly lifting during the morning with visibility becoming good from all hills. Visibility becoming poor in the evening with heavy rain and low cloud developing.
Ground conditions
No recent ground conditions report available.
Mountain weather information
Weather
Outbreaks of heavy and thundery rain clearing overnight. A cloudy start with a chance of showers then becoming dry and bright in the afternoon. Feeling warm.
Chance of cloud-free hill tops
20%, becoming 80% by afternoon.
Maximum wind speed expected
Northwest 15 to 20mph.
Temperature
- At 700m Plus 11C rising to 15C.
- Valley Plus 14C rising to 21C.
- Freezing level Above summits.
Low cloud and visibility
Extensive cloud, bases 500 to 700m, at first but this slowly lifting with visibility becoming good by afternoon.
Ground conditions
No recent ground conditions report available.
Mountain weather information
Sat 29 Aug
Bright spells and scattered showers. Fresh southwest winds on the tops.
Sun 30 Aug
Bright spells and showers, some perhaps heavy and thundery. Breezy.
Mon 31 Aug
Likely to remain unsettled with showers or longer spells of rain. Cooler.
Summit specific forecast
The Mourne Mountains are a granite mountain range in County Down in the southeast of Northern Ireland, is an area of outstanding natural beauty, and has been proposed as the first National Park in Northern Ireland.