Mourne Mountains Mountain weather forecast table
Confidence
Low for extent of rain on Tuesday. High for changeable weather to continue for the rest of the week.
This evening forecast
Dry and cloudy. Little in the way of summit cloud.
Mountain weather hazards
Hazards apply at or above 300m, reflecting the more severe conditions which can occur at altitude.
Poor Visibility
Heavy Persistent Rain
Gales
Severe Chill Effect
Mountain weather forecast
Cloudy and windy with occasional rain, becoming persistent by evening
| Time | 00:00 | 03:00 | 06:00 | 09:00 | 12:00 | 15:00 | 18:00 | 21:00 |
|---|---|---|---|---|---|---|---|---|
Weather (at 700m) |
|
|
|
|
|
|
|
|
Chance of precipitation (at 700m) |
00% | 60% | 80% | 20% | 20% | 30% | >95% | 50% |
| Time | 00:00 | 03:00 | 06:00 | 09:00 | 12:00 | 15:00 | 18:00 | 21:00 |
|---|---|---|---|---|---|---|---|---|
| 600m |
SW
27
|
SW
27
|
S
24
|
S
23
|
S
26
|
S
31
|
S
35
|
SW
37
|
| 300m |
SW
11
|
SW
12
|
S
12
|
S
12
|
S
15
|
S
19
|
S
20
|
SW
21
|
| Valley |
SW
9
|
S
10
|
S
10
|
S
10
|
S
14
|
S
16
|
S
17
|
SW
18
|
| Time | 00:00 | 03:00 | 06:00 | 09:00 | 12:00 | 15:00 | 18:00 | 21:00 |
|---|---|---|---|---|---|---|---|---|
| 600m | 37 | 37 | 34 | 31 | 36 | 43 | 49 | 51 |
| 300m | 22 | 23 | 22 | 21 | 26 | 32 | 34 | 36 |
| Valley | 22 | 21 | 20 | 20 | 25 | 30 | 32 | 34 |
| Time | 00:00 | 03:00 | 06:00 | 09:00 | 12:00 | 15:00 | 18:00 | 21:00 |
|---|---|---|---|---|---|---|---|---|
| 600m |
2°
|
1°
|
2°
|
4°
|
5°
|
6°
|
6°
|
6°
|
| 300m |
4°
|
4°
|
5°
|
6°
|
7°
|
8°
|
7°
|
8°
|
| Valley |
5°
|
5°
|
6°
|
7°
|
8°
|
9°
|
8°
|
9°
|
| Freezing Level |
800m
|
1,200m
|
1,500m
|
1,500m
|
1,600m
|
1,500m
|
1,800m
|
1,600m
|
| Time | 00:00 | 03:00 | 06:00 | 09:00 | 12:00 | 15:00 | 18:00 | 21:00 |
|---|---|---|---|---|---|---|---|---|
| 600m |
-5°
|
-6°
|
-4°
|
-2°
|
-1°
|
0°
|
-1°
|
-1°
|
| 300m |
0°
|
0°
|
1°
|
2°
|
3°
|
4°
|
3°
|
3°
|
| Valley |
2°
|
2°
|
3°
|
4°
|
5°
|
6°
|
5°
|
5°
|
Additional weather information
Meteorologist's view
Conditions worsening quickly from late afternoon as rain and gales arrive from the west.
Weather
A cloudy day with occasional rain, this mainly at first. More in the way of persistent rain will reach the Mournes by early evening together with summit gales.
Chance of cloud-free hill tops
40%, best chance mid-afternoon
Low cloud and visibility
Poor in areas of cloud down to 500 to 800 metres, lowest bases in the morning. Cloud may lift and break for a short time in the middle of the afternoon.
Mountain weather information
Weather
Variable amounts of cloud and a few passing rain, sleet or snow showers. Some drier spells of weather too. Strong to gale west to southwesterly summit winds leading to significant wind chill.
Chance of cloud-free hill tops
70%
Maximum wind speed expected
Southwesterly average speeds 35 mph with gusts to 50 mph on the higher tops
Temperature
- At 700m Plus 3 Celsius
- Valley Plus 2 rising to 10 Celsius
- Freezing level 900 metres
Low cloud and visibility
Patchy cloud around 900 metres, briefly lowering to 800 metres as showers pass by
Mountain weather information
Thu 12 Mar
Heavy rain will spread southeast across the Mournes during the morning. Then becoming brighter with a few snow showers. Cold.
Fri 13 Mar
Cold with bright and occasional sleet and snow showers.
Sat 14 Mar
Chance of a few wintry showers at first otherwise dry. Cold.
Summit specific forecast
Mountain summit forecast map
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.