Mountain weather
Mourne Mountains
Confidence
High for Monday. High for changeable weather to continue for the next few days.
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This eveningSunrise:Sunset:
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Mon 18 MaySunrise:Sunset:
-
Tue 19 MaySunrise:Sunset:
-
Further outlook
This evening forecast
Partly cloudy with heavy showers. Patchy cloud down to 800 metres.
Mountain weather hazards
Hazards apply at or above 300m, reflecting the more severe conditions which can occur at altitude.
Strong Sunlight
Gales
Poor Visibility
Mountain weather forecast
Dry and bright, wind and rain in the 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 |
20%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
50%
|
≥95%
|
Wind direction and speed
|
Time
|
Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|---|
|
600m
|
600m | W 9mph knots
W
9mph |
NW 8mph knots
NW
8mph |
NW 7mph knots
NW
7mph |
SW 4mph knots
SW
4mph |
S 9mph knots
S
9mph |
S 14mph knots
S
14mph |
SE 20mph knots
SE
20mph |
SE 25mph knots
SE
25mph |
|
300m
|
300m | W 5mph knots
W
5mph |
NW 6mph knots
NW
6mph |
NW 5mph knots
NW
5mph |
SW 4mph knots
SW
4mph |
S 8mph knots
S
8mph |
S 11mph knots
S
11mph |
SE 13mph knots
SE
13mph |
SE 16mph knots
SE
16mph |
|
Valley
|
Valley | W 4mph knots
W
4mph |
W 5mph knots
W
5mph |
NW 5mph knots
NW
5mph |
SE 4mph knots
SE
4mph |
S 8mph knots
S
8mph |
S 11mph knots
S
11mph |
SE 13mph knots
SE
13mph |
SE 15mph knots
SE
15mph |
Wind gust
|
Time
|
Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|---|
|
600m
|
600m | 13mph | 12mph | 10mph | 8mph | 15mph | 21mph | 29mph | 37mph |
|
300m
|
300m | 8mph | 10mph | 9mph | 7mph | 13mph | 18mph | 22mph | 28mph |
|
Valley
|
Valley | 8mph | 9mph | 8mph | 8mph | 13mph | 18mph | 23mph | 26mph |
|
Time
|
Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|---|
|
600m
|
600m | 3 degrees Celsius 3°C | 2 degrees Celsius 2°C | 3 degrees Celsius 3°C | 5 degrees Celsius 5°C | 6 degrees Celsius 6°C | 6 degrees Celsius 6°C | 5 degrees Celsius 5°C | 6 degrees Celsius 6°C |
|
300m
|
300m | 5 degrees Celsius 5°C | 4 degrees Celsius 4°C | 5 degrees Celsius 5°C | 7 degrees Celsius 7°C | 9 degrees Celsius 9°C | 9 degrees Celsius 9°C | 8 degrees Celsius 8°C | 8 degrees Celsius 8°C |
|
Valley
|
Valley | 6 degrees Celsius 6°C | 5 degrees Celsius 5°C | 6 degrees Celsius 6°C | 9 degrees Celsius 9°C | 10 degrees Celsius 10°C | 10 degrees Celsius 10°C | 9 degrees Celsius 9°C | 9 degrees Celsius 9°C |
| Freezing Level | Freezing Level |
1100m
|
1100m
|
1100m
|
1100m
|
1200m
|
1200m
|
1400m
|
1800m
|
|
Time
|
Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|---|
|
600m
|
600m | -1 degrees Celsius -1°C | -2 degrees Celsius -2°C | 0 degrees Celsius 0°C | 3 degrees Celsius 3°C | 3 degrees Celsius 3°C | 2 degrees Celsius 2°C | 0 degrees Celsius 0°C | 0 degrees Celsius 0°C |
|
300m
|
300m | 3 degrees Celsius 3°C | 2 degrees Celsius 2°C | 3 degrees Celsius 3°C | 6 degrees Celsius 6°C | 7 degrees Celsius 7°C | 7 degrees Celsius 7°C | 4 degrees Celsius 4°C | 4 degrees Celsius 4°C |
|
Valley
|
Valley | 4 degrees Celsius 4°C | 3 degrees Celsius 3°C | 4 degrees Celsius 4°C | 8 degrees Celsius 8°C | 9 degrees Celsius 9°C | 8 degrees Celsius 8°C | 6 degrees Celsius 6°C | 6 degrees Celsius 6°C |
| Freezing Level | Freezing Level |
1100m
|
1100m
|
1100m
|
1100m
|
1200m
|
1200m
|
1400m
|
1800m
|
Additional weather information
Meteorologist's view
Summit gales developing by late evening.
Weather
Chance of a light shower in the early hours otherwise dry with low cloud and some fog patches in the glens. Then most of the day will be dry with some sunshine, high cloud spilling northeast in the afternoon. Strengthening southeasterly winds will bring rain and hill fog across the Mournes during the evening.
Chance of cloud-free hill tops
70%
Low cloud and visibility
Poor in patchy cloud below 300 metres at first. Otherwise most of the day will see good visibility with cloud above the summits. Cloud lowering to 700 to 900 metres as rain arrives during the evening.
Ground conditions
No recent ground conditions report available.
Mountain weather information
Weather
Rain during the early hours clearing away by mid-morning. Then brighter weather with showers following on for the rest of the day. Showers will be briefly heavy with a chance of thunder. Windy.
Chance of cloud-free hill tops
60%, best chance in the afternoon
Maximum wind speed expected
Southeasterly average speeds of 35 mph gust 50 mph in the early hours easing to southwesterly 20 mph. Strengthening to average speeds of 30 mph in the evening.
Temperature
- At 700m Plus 9 Celsius
- Valley Plus 8 rising to 15 Celsius
- Freezing level Above the summits
Low cloud and visibility
Poor in widespread cloud down to 500 metres at first, this lifting off the tops by late morning. Then good visibility with patchy cloud down to 800 metres in the afternoon as showers pass by.
Ground conditions
No recent ground conditions report available.
Mountain weather information
Wed 20 May
Mainly dry with variable amounts of cloud. Chance of a few light showers at first.
Thu 21 May
Some light rain at first otherwise cloudy and dry. Strong southwesterly winds.
Fri 22 May
Mainly dry with bright or sunny spells. Becoming warmer.
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.