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Weather warnings may have been issued

Mumbles Head (nearest observation site to Swansea)

Wednesday (Wednesday 17 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
Temperature (°C)
5.1 ° 5.8 ° 6.0 ° 6.4 ° 7.0 ° 7.3 ° 7.2 ° 7.4 ° 7.1 ° 7.3 ° 7.5 ° 7.5 ° 7.1 ° 7.1 ° 7.5 ° 8.8 ° 9.6 °
Show detail Show detail
Wind direction, speed & gust (mph) Expand
W 15 32 W 19 32 W 19 30 W 15 30 W 19 32 W 28 36 W 26 36 W 25 41 W 19 38 W 24 37 W 18 WSW 19 WSW 26 37 SW 30 40 SSW 34 40 SW 51 62 WSW 48 63
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
Humidity Expand
73% 71% 71% 71% 70% 71% 70% 68% 74% 71% 75% 77% 90% 95% 98% 99% 97%
Pressure (hPa) Expand
1008 1009 1010 1011 1011 1012 1012 1011 1011 1011 1010 1009 1007 1005 1002 998 997
Pressure Tendency (F = Falling, R = Rising, S = Steady) Expand
R R R R R R R R F F F F F F F F F
Sunrise: 08:14 Sunset: 16:38 Moon phase: New
Thursday (Thursday 18 January 2018)
00:00 01:00 02:00 03:00 04:00 05:00 06:00 07:00
Temperature (°C)
9.5 ° 10.4 ° 10.8 ° 9.8 ° 8.4 ° 7.5 ° 7.0 ° 7.0 °
Show detail Show detail
Wind direction, speed & gust (mph) Expand
WSW 45 56 WSW 44 59 W 46 63 W 31 60 W 24 48 W 19 40 W 14 W 16
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
Humidity Expand
97% 90% 82% 79% 73% 75% 77% 78%
Pressure (hPa) Expand
996 995 995 997 999 1001 1002 1002
Pressure Tendency (F = Falling, R = Rising, S = Steady) Expand
F F F R R R R R
Sunrise: 08:13 Sunset: 16:40 Moon phase: New

– = No Data

Issued at:

Extremes

Wales extremes

Parameter Location Value
Highest maximum temperature Milford Haven C.B. 9.0 °C
Lowest maximum temperature Lake Vyrnwy SAWS 3.1 °C
Lowest minimum temperature Lake Vyrnwy SAWS -0.8 °C
Highest rainfall Llysdinam 15.2 mm
Sunniest Aberdaron 3.9 hours

UK extremes

Parameter Location Value
Highest maximum temperature Scilly St Marys 10.8 °C
Lowest maximum temperature Carterhouse 0.8 °C
Lowest minimum temperature Drumnadrochit -5.0 °C
Highest rainfall Glenanne 20.6 mm
Sunniest Wattisham 6.5 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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