Mountain weather
Mourne Mountains
Confidence
High confidence for often unsettled weather. Lower confidence for exact rainfall details on Monday.
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This eveningSunrise:Sunset:
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Sun 13 SepSunrise:Sunset:
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Mon 14 SepSunrise:Sunset:
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Further outlook
This evening forecast
Mostly dry through the evening with some clear breaks but also quite extensive patches of cloud around 700-900m persisting through the evening. The chance of the odd light shower at first and then again towards midnight. Westerly winds 15-25mph gradually easing.
Mountain weather hazards
Hazards apply at or above 300m, reflecting the more severe conditions which can occur at altitude.
Poor Visibility
Strong Sunlight
Mountain weather forecast
Cloudy, patchy light rain in morning. Some bright spells later. Light winds
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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 600m)
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Weather symbols | ||||||||
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Chance of
precipitation (at 600m)
|
Chance of precipitation |
10%
|
20%
|
30%
|
20%
|
10%
|
10%
|
10%
|
20%
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Wind direction and speed
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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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|---|---|---|---|---|---|---|---|---|---|
|
600m
|
600m | N 11mph knots
N
11mph |
N 5mph knots
N
5mph |
NE 4mph knots
NE
4mph |
SE 6mph knots
SE
6mph |
S 6mph knots
S
6mph |
S 7mph knots
S
7mph |
S 11mph knots
S
11mph |
S 13mph knots
S
13mph |
|
300m
|
300m | NE 3mph knots
NE
3mph |
N 4mph knots
N
4mph |
NE 3mph knots
NE
3mph |
SE 4mph knots
SE
4mph |
S 5mph knots
S
5mph |
S 6mph knots
S
6mph |
SE 5mph knots
SE
5mph |
SW 5mph knots
SW
5mph |
|
Valley
|
Valley | N 2mph knots
N
2mph |
NW 3mph knots
NW
3mph |
N 2mph knots
N
2mph |
SE 3mph knots
SE
3mph |
S 5mph knots
S
5mph |
S 6mph knots
S
6mph |
SE 4mph knots
SE
4mph |
S 4mph knots
S
4mph |
Wind gust
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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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|---|---|---|---|---|---|---|---|---|---|
|
600m
|
600m | 16mph | 6mph | 6mph | 8mph | 9mph | 11mph | 15mph | 18mph |
|
300m
|
300m | 8mph | 5mph | 4mph | 6mph | 8mph | 9mph | 9mph | 10mph |
|
Valley
|
Valley | 9mph | 5mph | 4mph | 5mph | 8mph | 9mph | 8mph | 8mph |
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Time
|
Time |
00:00
|
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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600m
|
600m | 11 degrees Celsius 11°C | 10 degrees Celsius 10°C | 10 degrees Celsius 10°C | 11 degrees Celsius 11°C | 12 degrees Celsius 12°C | 12 degrees Celsius 12°C | 12 degrees Celsius 12°C | 12 degrees Celsius 12°C |
|
300m
|
300m | 12 degrees Celsius 12°C | 12 degrees Celsius 12°C | 12 degrees Celsius 12°C | 13 degrees Celsius 13°C | 14 degrees Celsius 14°C | 15 degrees Celsius 15°C | 14 degrees Celsius 14°C | 13 degrees Celsius 13°C |
|
Valley
|
Valley | 14 degrees Celsius 14°C | 13 degrees Celsius 13°C | 13 degrees Celsius 13°C | 14 degrees Celsius 14°C | 16 degrees Celsius 16°C | 16 degrees Celsius 16°C | 15 degrees Celsius 15°C | 14 degrees Celsius 14°C |
| Freezing Level | Freezing Level |
2800m
|
2800m
|
2700m
|
2700m
|
2700m
|
3000m
|
3200m
|
2900m
|
|
Time
|
Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|---|
|
600m
|
600m | 8 degrees Celsius 8°C | 9 degrees Celsius 9°C | 9 degrees Celsius 9°C | 10 degrees Celsius 10°C | 11 degrees Celsius 11°C | 11 degrees Celsius 11°C | 10 degrees Celsius 10°C | 10 degrees Celsius 10°C |
|
300m
|
300m | 12 degrees Celsius 12°C | 12 degrees Celsius 12°C | 11 degrees Celsius 11°C | 13 degrees Celsius 13°C | 14 degrees Celsius 14°C | 14 degrees Celsius 14°C | 13 degrees Celsius 13°C | 13 degrees Celsius 13°C |
|
Valley
|
Valley | 14 degrees Celsius 14°C | 13 degrees Celsius 13°C | 13 degrees Celsius 13°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 |
2800m
|
2800m
|
2700m
|
2700m
|
2700m
|
3000m
|
3200m
|
2900m
|
Additional weather information
Meteorologist's view
Generally pleasant conditions but rather cloudy in the morning. Note the freshening winds in the late evening.
Weather
It will be overcast in the early morning with some outbreaks of light rain or drizzle. This breaking and lifting later in the morning. Still quite cloudy in the afternoon but this will be above summits, and a few brighter spells may develop at times. Small chance of some patchy light rain in the evening with some areas of low cloud spreading in from the coast.
Chance of cloud-free hill tops
20% or less in morning, rising 75% in afternoon.
Low cloud and visibility
Extensive cloud around 400-60m in the morning with visibilities moderate or poor in hill fog or light drizzle. This lifting through late morning, leaving summits often clear in the afternoon. More extensive areas of cloud below 300-500m will start to spread northeast later in the evening, summits remaining above the cloud layer.
Ground conditions
No recent ground conditions report available.
Mountain weather information
Weather
Cloudy and windy with showery outbreaks of rain for much of the day with a small chance of lightning in the afternoon, making for often unpleasant conditions. Rain likely more persistent for a time later in the day.
Chance of cloud-free hill tops
20% or less.
Maximum wind speed expected
Southwest 30-40mph.
Temperature
- At 700m Plus 9C rising to plus 14C.
- Valley Plus 15C rising to plus 20C by day.
- Freezing level Above summits.
Low cloud and visibility
Extensive cloud down to 400-600m for much of the day with visibilities falling poor in hill fog and outbreaks of heavy rain. Some clearer breaks possible at times.
Ground conditions
No recent ground conditions report available.
Mountain weather information
Tue 15 Sep
Bright spells and scattered showers, heavy at times. Fresh to strong west to northwest winds. Freezing level above summits.
Wed 16 Sep
Bright spells in the morning, just the odd light shower possible. Rain or showers through the afternoon and evening. Strong south to southwest winds developing later. Freezing level above summits.
Thu 17 Sep
Strong westerly winds and heavy showers or longer spells of rain. Freezing level above summits.
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.