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Weather warnings may have been issued

Glenanne (nearest observation site to Slieve Donard)

Tuesday (Tuesday 23 January 2018)
07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00 20:00 21:00 22:00 23:00
Heavy shower night Light rain Overcast Light rain Overcast Light rain Sunny intervals Cloudy Cloudy Sunny intervals Partly cloudy night Partly cloudy night Clear night Clear night Clear night Cloudy Light shower night
Temperature (°C)
10.1 ° 10.7 ° 10.6 ° 10.3 ° 10.7 ° 10.3 ° 9.9 ° 10.4 ° 10.0 ° 7.7 ° 6.8 ° 7.2 ° 6.7 ° 6.2 ° 5.6 ° 6.1 ° 6.8 °
Show detail Show detail
Wind direction, speed & gust (mph) Expand
SW 15 SW 15 29 SW 16 WSW 15 31 WSW 19 31 WSW 16 31 WSW 15 32 WSW 17 36 WSW 18 33 W 16 34 WSW 10 WSW 14 SW 16 SW 13 SSW 13 SSW 18 S 21 31
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
M G M G VG G VG VG VG E E G VG VG G G M
Humidity Expand
98% 95% 92% 91% 87% 87% 78% 77% 75% 79% 85% 82% 81% 86% 91% 91% 95%
Pressure (hPa) Expand
1000 1000 1000 1000 1000 1000 1000 1000 1000 1002 1002 1002 1002 1001 1000 998 996
Pressure Tendency (F = Falling, R = Rising, S = Steady) Expand
F F F F R R R F F R R R R F F F F
Sunrise: 08:26 Sunset: 16:46 Moon phase: First quarter
Wednesday (Wednesday 24 January 2018)
00:00 01:00 02:00 03:00 04:00 05:00 06:00 07:00
Light shower night Heavy shower night Heavy rain Heavy rain Heavy rain Overcast Overcast Cloudy
Temperature (°C)
8.3 ° 8.6 ° 9.3 ° 9.4 ° 7.2 ° 6.9 ° 6.1 ° 5.7 °
Show detail Show detail
Wind direction, speed & gust (mph) Expand
S 25 38 SSW 23 43 SSW 22 37 WSW 15 38 W 23 47 WSW 23 43 WSW 19 41 WSW 18 38
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
G M M M G VG VG G
Humidity Expand
92% 95% 97% 96% 84% 79% 75% 78%
Pressure (hPa) Expand
993 991 988 987 987 987 988 989
Pressure Tendency (F = Falling, R = Rising, S = Steady) Expand
F F F F F F R R
Sunrise: 08:25 Sunset: 16:48 Moon phase: First quarter

– = No Data

Issued at:

Extremes

Northern Ireland extremes

Parameter Location Value
Highest maximum temperature Killowen 12.6 °C
Lowest maximum temperature Altnahinch Filters 9.3 °C
Lowest minimum temperature Lough Fea SAMOS 4.4 °C
Highest rainfall Castlederg 8.4 mm
Sunniest Magilligan No 2 3.5 hours

UK extremes

Parameter Location Value
Highest maximum temperature Exeter Airport 2 14.6 °C
Lowest maximum temperature Dalwhinnie 6.5 °C
Lowest minimum temperature Santon Downham 0.1 °C
Highest rainfall Achnagart 37.4 mm
Sunniest Morpeth 4.1 hours

About extremes

Highest maximum temperature - (0900 to 2100 on the date shown)

Lowest maximum temperature - (0900 to 2100 on the date shown)

Lowest minimum temperature - (2100 on the previous day to 0900 on the date shown)

Highest rainfall -(2100 on the previous day to 2100 on the date shown)

Sunniest - (2100 on the previous day to 2100 on the date shown)

The information shown is initial data as it is received; observations are subject to final quality control after publication on this website. This is particularly the case for rainfall totals during snow events.

Issued at:

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