Mountain weather
Mourne Mountains
Confidence
High confidence becoming low for detail and timing of passing low and associated wind and precipitation Saturday.
-
Thu 10 SepSunrise:Sunset:
-
Fri 11 SepSunrise:Sunset:
-
Further outlook
Mountain weather hazards
Hazards apply at or above 300m, reflecting the more severe conditions which can occur at altitude.
Poor Visibility
Gales
Heavy Persistent Rain
Strong Sunlight
Mountain weather forecast
Cloudy with rain, some heavy becoming drier and brighter in the afternoon. Southerly summit winds will reach near gale at times.
|
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 |
50%
|
70%
|
60%
|
30%
|
20%
|
20%
|
Wind direction and speed
|
Time
|
Time |
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|
|
600m
|
600m | S 29mph knots
S
29mph |
S 30mph knots
S
30mph |
SW 26mph knots
SW
26mph |
SW 22mph knots
SW
22mph |
SW 23mph knots
SW
23mph |
W 25mph knots
W
25mph |
|
300m
|
300m | S 13mph knots
S
13mph |
S 16mph knots
S
16mph |
SW 15mph knots
SW
15mph |
W 12mph knots
W
12mph |
SW 10mph knots
SW
10mph |
W 10mph knots
W
10mph |
|
Valley
|
Valley | S 10mph knots
S
10mph |
S 13mph knots
S
13mph |
SW 11mph knots
SW
11mph |
SW 9mph knots
SW
9mph |
SW 8mph knots
SW
8mph |
W 9mph knots
W
9mph |
Wind gust
|
Time
|
Time |
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|
|
600m
|
600m | 40mph | 41mph | 35mph | 31mph | 33mph | 36mph |
|
300m
|
300m | 25mph | 28mph | 25mph | 21mph | 20mph | 21mph |
|
Valley
|
Valley | 25mph | 26mph | 23mph | 20mph | 20mph | 22mph |
|
Time
|
Time |
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|
|
600m
|
600m | 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 | 12 degrees Celsius 12°C | 12 degrees Celsius 12°C | 14 degrees Celsius 14°C | 15 degrees Celsius 15°C | 14 degrees Celsius 14°C | 12 degrees Celsius 12°C |
|
Valley
|
Valley | 13 degrees Celsius 13°C | 13 degrees Celsius 13°C | 15 degrees Celsius 15°C | 16 degrees Celsius 16°C | 15 degrees Celsius 15°C | 14 degrees Celsius 14°C |
| Freezing Level | Freezing Level |
3200m
|
3100m
|
2400m
|
2500m
|
2600m
|
2300m
|
|
Time
|
Time |
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|
|
600m
|
600m | 5 degrees Celsius 5°C | 6 degrees Celsius 6°C | 8 degrees Celsius 8°C | 9 degrees Celsius 9°C | 8 degrees Celsius 8°C | 7 degrees Celsius 7°C |
|
300m
|
300m | 9 degrees Celsius 9°C | 10 degrees Celsius 10°C | 11 degrees Celsius 11°C | 13 degrees Celsius 13°C | 12 degrees Celsius 12°C | 11 degrees Celsius 11°C |
|
Valley
|
Valley | 11 degrees Celsius 11°C | 11 degrees Celsius 11°C | 14 degrees Celsius 14°C | 15 degrees Celsius 15°C | 14 degrees Celsius 14°C | 12 degrees Celsius 12°C |
| Freezing Level | Freezing Level |
3200m
|
3100m
|
2400m
|
2500m
|
2600m
|
2300m
|
Additional weather information
Meteorologist's view
Cloud will lower and rain will reduce the visibility making navigation difficult during the morning. The afternoon will become drier and brighter
Weather
Rain will spread east from the early morning becoming persistent and locally heavy at times. The rain will clear from the afternoon with the odd shower soon following.
Chance of cloud-free hill tops
30% rising to 60% through the afternoon.
Low cloud and visibility
Patchy cloud 600-800m in the early morning will soon become extensive, occasionally falling to 300m. This cloud will begin to lift and break from the afternoon. The visibility will be good, falling to moderate or very poor at times during the morning.
Ground conditions
No recent ground conditions report available.
Mountain weather information
Weather
The day will stay mostly dry and bright with only the chance of an occasional light shower during the afternoon.
Chance of cloud-free hill tops
80%.
Maximum wind speed expected
West 15-20kt gust 30kt.
Temperature
- At 700m Plus 8C.
- Valley Plus 10C rising plus 17C.
- Freezing level Above the summits.
Low cloud and visibility
Broken cloud 500-700m in the early morning will soon rise to above the summits. The visibility will be mostly good, briefly falling moderate in any showers.
Ground conditions
No recent ground conditions report available.
Mountain weather information
Sat 12 Sep
The odd bright spell with scattered showers. Near gale west summit winds.
Sun 13 Sep
Mostly dry and bright. Light northwest summit winds.
Mon 14 Sep
Mostly cloudy and dry with rain later. Fresh southwest summit winds.
Mountain weather information
Sat 12 Sep
The odd bright spell with scattered showers. Near gale west summit winds.
Sun 13 Sep
Mostly dry and bright. Light northwest summit winds.
Mon 14 Sep
Mostly cloudy and dry with rain later. Fresh southwest 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.