Mountain weather
Mourne Mountains
Confidence
High for transition from dull wet conditions to dry, very warm and sunny, but note the slight chance of thunderstorms on Monday.
-
Fri 19 JunSunrise:Sunset:
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Sat 20 JunSunrise:Sunset:
-
Further outlook
Mountain weather hazards
Hazards apply at or above 300m, reflecting the more severe conditions which can occur at altitude.
Heavy Persistent Rain
Poor Visibility
Gales
Strong Sunlight
Mountain weather forecast
Cloudy with outbreaks of rain, some heavy, accompanied by hill fog. Strong summit winds at first.
|
Time
|
Time |
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|
|
Weather
(at 800m)
|
Weather symbols | ||||||
|
Chance of
precipitation (at 800m)
|
Chance of precipitation |
80%
|
80%
|
30%
|
30%
|
30%
|
40%
|
Wind direction and speed
|
Time
|
Time |
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|
|
600m
|
600m | S 30mph knots
S
30mph |
SW 24mph knots
SW
24mph |
SW 18mph knots
SW
18mph |
SW 13mph knots
SW
13mph |
S 10mph knots
S
10mph |
W 11mph knots
W
11mph |
|
300m
|
300m | S 13mph knots
S
13mph |
SW 13mph knots
SW
13mph |
SW 10mph knots
SW
10mph |
SW 8mph knots
SW
8mph |
S 6mph knots
S
6mph |
W 4mph knots
W
4mph |
|
Valley
|
Valley | S 9mph knots
S
9mph |
SW 10mph knots
SW
10mph |
SW 8mph knots
SW
8mph |
SW 7mph knots
SW
7mph |
S 5mph knots
S
5mph |
E 3mph knots
E
3mph |
Wind gust
|
Time
|
Time |
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|
|
600m
|
600m | 41mph | 32mph | 24mph | 17mph | 14mph | 16mph |
|
300m
|
300m | 25mph | 22mph | 17mph | 14mph | 10mph | 9mph |
|
Valley
|
Valley | 21mph | 20mph | 16mph | 13mph | 10mph | 7mph |
|
Time
|
Time |
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|
|
600m
|
600m | 12 degrees Celsius 12°C | 13 degrees Celsius 13°C | 12 degrees Celsius 12°C | 13 degrees Celsius 13°C | 12 degrees Celsius 12°C | 12 degrees Celsius 12°C |
|
300m
|
300m | 13 degrees Celsius 13°C | 14 degrees Celsius 14°C | 14 degrees Celsius 14°C | 16 degrees Celsius 16°C | 14 degrees Celsius 14°C | 13 degrees Celsius 13°C |
|
Valley
|
Valley | 13 degrees Celsius 13°C | 15 degrees Celsius 15°C | 16 degrees Celsius 16°C | 17 degrees Celsius 17°C | 16 degrees Celsius 16°C | 14 degrees Celsius 14°C |
| Freezing Level | Freezing Level |
3200m
|
3000m
|
2700m
|
2700m
|
2600m
|
2400m
|
|
Time
|
Time |
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|
|
600m
|
600m | 7 degrees Celsius 7°C | 9 degrees Celsius 9°C | 9 degrees Celsius 9°C | 11 degrees Celsius 11°C | 10 degrees Celsius 10°C | 10 degrees Celsius 10°C |
|
300m
|
300m | 10 degrees Celsius 10°C | 12 degrees Celsius 12°C | 13 degrees Celsius 13°C | 15 degrees Celsius 15°C | 14 degrees Celsius 14°C | 12 degrees Celsius 12°C |
|
Valley
|
Valley | 12 degrees Celsius 12°C | 14 degrees Celsius 14°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
|
3000m
|
2700m
|
2700m
|
2600m
|
2400m
|
Additional weather information
Meteorologist's view
Wet and slippery ground and navigational challenges expected.
Weather
Cloudy throughout with outbreaks of rain this morning, heavy at times. Drier and brighter this afternoon with a few showers.
Chance of cloud-free hill tops
Little chance until late afternoon then 40%
Low cloud and visibility
Extensive cloud with bases 450-750m the higher bases in the sheltered north, bringing hill fog. At lower levels visibility often moderate, occasionally poor in drizzlier or heavier rain. Cloud possibly breaking later in the afternoon with bases rising to 800m.
Ground conditions
No recent ground conditions report available.
Mountain weather information
Weather
A few overnight showers. Low cloud breaking up during morning then dry with some sunny spells.
Chance of cloud-free hill tops
20% at first rising 90% or more by mid morning.
Maximum wind speed expected
Westerly 20 mph gusts 30mph
Temperature
- At 700m 9 Celsius rising to 12 Celsius
- Valley 14 Celsius rising to 19 Celsius
- Freezing level Above summits
Low cloud and visibility
Areas of cloud at 450-600m in early hours clearing during morning, then no low cloud and good visibility.
Ground conditions
No recent ground conditions report available.
Mountain weather information
Sun 21 Jun
Dry with sunny periods and light winds. Warmer.
Mon 22 Jun
Likely dry very warm and sunny with a moderate southeast breeze. Very small chance of thundery showers breaking out.
Tue 23 Jun
A dry sunny day. Very warm.
Mountain weather information
Sun 21 Jun
Dry with sunny periods and light winds. Warmer.
Mon 22 Jun
Likely dry very warm and sunny with a moderate southeast breeze. Very small chance of thundery showers breaking out.
Tue 23 Jun
A dry sunny day. Very warm.
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.