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St-Athan (nearest observation site to Mountain Ash)

Recent locations
Mountain Ash forecast
Mon 29 Aug 2016
0000 0100 0200 0300 0400 0500 0600 0700 0800 0900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300
Clear night Clear night Clear night Partly cloudy night Mist Partly cloudy night Partly cloudy night Sunny intervals Sunny day Sunny day Sunny intervals Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Cloudy Cloudy Clear night Clear night Clear night Clear night
14.9 ° 14.4 ° 14.4 ° 13.9 ° 13.3 ° 12.9 ° 12.1 ° 11.1 ° 12.2 ° 16.4 ° 17.2 ° 18.1 ° 19.3 ° 20.6 ° 21.3 ° 22.0 ° 21.0 ° 19.3 ° 19.0 ° 18.7 ° 17.9 ° 16.2 ° 15.8 ° 14.5 °
Wind direction, speed & gust (mph) arrow down
W 2 WNW 3 WNW 2 NW 3 NNW 2 NW 1 N 1 NE 3 NE 2 E 3 SE 5 SE 6 SSE 5 S 3 S 3 W 6 W 10 W 11 WNW 10 W 8 W 6 W 6 WNW 3 WNW 1
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) arrow down
VG VG VG G M VG G G VG G E E E VG VG VG VG E VG E E E E E
Humidity arrow down
92% 92% 94% 96% 98% 96% 96% 96% 95% 88% 83% 76% 74% 65% 64% 59% 60% 68% 71% 71% 72% 82% 85% 87%
Pressure (hPa) arrow down
1026 1026 1025 1025 1025 1025 1025 1025 1025 1025 1025 1025 1025 1024 1024 1023 1023 1022 1022 1022 1022 1022 1022 1022
Pressure Tendency (F = Falling, R = Rising, S = Steady) arrow down
R R R F F F F F R R R R F F F F F F F F F R R F
Tue 30 Aug 2016
0000
Clear night
13.9 °
Wind direction, speed & gust (mph) arrow down
NNE 1
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) arrow down
VG
Humidity arrow down
89%
Pressure (hPa) arrow down
1021
Pressure Tendency (F = Falling, R = Rising, S = Steady) arrow down
F
More detail arrow down

Issued at: 0000 on Wed 31 Aug 2016

= No Data

Extremes

  • Regional
  • UK
  • More info

Wales extremes

Parameter Location Value
Highest maximum temperature Cardiff Bute Park 24.4 °C
Lowest maximum temperature Capel Curig 16.5 °C
Lowest minimum temperature Usk No.2 7.9 °C
Highest rainfall Swyddffynnon 0.2 mm
Sunniest St Athan 11.6 hours

UK extremes

Parameter Location Value
Highest maximum temperature Gravesend 27.2 °C
Lowest maximum temperature Fair Isle 14.5 °C
Lowest minimum temperature Santon Downham 5.9 °C
Highest rainfall Harris Quidnish 8.8 mm
Sunniest Shoeburyness 13.0 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: 0002 on Wed 31 Aug 2016

Weather map

Wed 0000

Weather observation map for Mountain Ash

Mountain Ash Mountain Ash – Clear night 51.6812 -3.3719
Mumbles Head Mumbles Head – No data 51.565 -3.981
Hereford Hereford – Clear night 52.083 -2.8
Chivenor Chivenor – Cloudy 51.089 -4.149
Lake Vyrnwy SAWS Lake Vyrnwy SAWS – Partly cloudy night 52.757 -3.464
Trawsgoed Trawsgoed – Partly cloudy night 52.344 -3.947
Yeovilton Yeovilton – Clear night 51.006 -2.64
Milford Haven C.B. Milford Haven C.B. – Cloudy 51.708 -5.055
Exeter Airport 2 Exeter Airport 2 – Clear night 50.7366 -3.40458
Lyneham Lyneham – Clear night 51.5031 -1.9924
Coleshill Coleshill – Clear night 52.48 -1.689
Little Rissington (ESAWS) Little Rissington (ESAWS) – Clear night 51.86 -1.692
Hawarden Hawarden – Clear night 53.174 -2.986
Mount Batten Mount Batten – Cloudy 50.354 -4.121
Middle Wallop Middle Wallop – Clear night 51.149 -1.57
Benson Benson – Clear night 51.62 -1.097
Leek Leek – Clear night 53.12755 -1.97993
Mona Mona – Overcast 53.26 -4.376
Bedford Bedford – Clear night 52.225 -0.464

Location Details

Mountain Ash

Location: 51.6812, -3.3719

Altitude: 109.0 m above mean sea level

St-Athan

Location: 51.405, -3.44

Altitude: 49.0 m above mean sea level

Distance from Mountain Ash: 31.1 km