Mountain weather
Mourne Mountains
Confidence
High confidence lowers to Medium from the weekend with detail of timing and rainfall accumulations becoming low on Saturday.
-
Fri 11 SepSunrise:Sunset:
-
Sat 12 SepSunrise:Sunset:
-
Further outlook
Mountain weather hazards
Hazards apply at or above 300m, reflecting the more severe conditions which can occur at altitude.
Strong Sunlight
Mountain weather forecast
Bright and dry with strong westerly summit winds easing moderate to fresh later.
|
Time
|
Time |
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|
|
Weather
(at 600m)
|
Weather symbols | ||||||
|
Chance of
precipitation (at 600m)
|
Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
Wind direction and speed
|
Time
|
Time |
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|
|
600m
|
600m | NW 24mph knots
NW
24mph |
W 18mph knots
W
18mph |
W 11mph knots
W
11mph |
SW 12mph knots
SW
12mph |
S 12mph knots
S
12mph |
S 23mph knots
S
23mph |
|
300m
|
300m | W 6mph knots
W
6mph |
W 11mph knots
W
11mph |
W 7mph knots
W
7mph |
SW 8mph knots
SW
8mph |
S 5mph knots
S
5mph |
S 10mph knots
S
10mph |
|
Valley
|
Valley | NW 5mph knots
NW
5mph |
W 9mph knots
W
9mph |
W 6mph knots
W
6mph |
SW 7mph knots
SW
7mph |
S 4mph knots
S
4mph |
S 6mph knots
S
6mph |
Wind gust
|
Time
|
Time |
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|
|
600m
|
600m | 35mph | 25mph | 15mph | 17mph | 18mph | 33mph |
|
300m
|
300m | 18mph | 17mph | 12mph | 14mph | 11mph | 21mph |
|
Valley
|
Valley | 19mph | 17mph | 11mph | 13mph | 10mph | 18mph |
|
Time
|
Time |
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|
|
600m
|
600m | 8 degrees Celsius 8°C | 9 degrees Celsius 9°C | 10 degrees Celsius 10°C | 12 degrees Celsius 12°C | 11 degrees Celsius 11°C | 10 degrees Celsius 10°C |
|
300m
|
300m | 10 degrees Celsius 10°C | 12 degrees Celsius 12°C | 14 degrees Celsius 14°C | 14 degrees Celsius 14°C | 13 degrees Celsius 13°C | 12 degrees Celsius 12°C |
|
Valley
|
Valley | 11 degrees Celsius 11°C | 13 degrees Celsius 13°C | 15 degrees Celsius 15°C | 16 degrees Celsius 16°C | 14 degrees Celsius 14°C | 13 degrees Celsius 13°C |
| Freezing Level | Freezing Level |
1700m
|
1800m
|
1800m
|
2000m
|
2000m
|
2500m
|
|
Time
|
Time |
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|
|
600m
|
600m | 4 degrees Celsius 4°C | 5 degrees Celsius 5°C | 8 degrees Celsius 8°C | 9 degrees Celsius 9°C | 8 degrees Celsius 8°C | 6 degrees Celsius 6°C |
|
300m
|
300m | 8 degrees Celsius 8°C | 10 degrees Celsius 10°C | 12 degrees Celsius 12°C | 13 degrees Celsius 13°C | 12 degrees Celsius 12°C | 10 degrees Celsius 10°C |
|
Valley
|
Valley | 10 degrees Celsius 10°C | 12 degrees Celsius 12°C | 14 degrees Celsius 14°C | 14 degrees Celsius 14°C | 14 degrees Celsius 14°C | 12 degrees Celsius 12°C |
| Freezing Level | Freezing Level |
1700m
|
1800m
|
1800m
|
2000m
|
2000m
|
2500m
|
Additional weather information
Meteorologist's view
The day will stay dry with sunny spells and the cloud rising above the summits from the early morning.
Weather
A dry day with sunny spells. High cloud will spread northeast from the afternoon.
Chance of cloud-free hill tops
90% by day.
Low cloud and visibility
Broken cloud generally above the summits. The visibility will be good.
Ground conditions
No recent ground conditions report available.
Mountain weather information
Weather
Outbreaks of rain, some heavy, will spread east overnight. Early rain will clear to sunny spells and the odd shower during the morning. Any showers will clear towards the evening.
Chance of cloud-free hill tops
30% increasing 60% from the late morning.
Maximum wind speed expected
West or southwest 40-45mph gust 55mph, decreasing 20-25mph gust 35mph later.
Temperature
- At 700m Plus 13C.
- Valley Plus 11C rising to plus 20C.
- Freezing level Above the summits.
Low cloud and visibility
Extensive cloud 400-600m overnight breaks and lifts to above the summits during the morning. The cloud will fall to lower slopes at times as the visibility falls very poor in heavy rain and poor in showers.
Ground conditions
No recent ground conditions report available.
Mountain weather information
Sun 13 Sep
Dry with sunny spells becoming cloudy with showers later. Light southwest summit winds.
Mon 14 Sep
Outbreaks of rain, heavy at times. Fresh to strong southwesterly summit winds.
Tue 15 Sep
Cloudy with widespread showers, some heavy and thundery. Strong westerly summit winds.
Mountain weather information
Sun 13 Sep
Dry with sunny spells becoming cloudy with showers later. Light southwest summit winds.
Mon 14 Sep
Outbreaks of rain, heavy at times. Fresh to strong southwesterly summit winds.
Tue 15 Sep
Cloudy with widespread showers, some heavy and thundery. Strong westerly summit winds.
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.