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St-Athan (nearest observation site to Mountain Ash)

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Mountain Ash forecast
Thu 29 Sep 2016
1200 1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300
Cloudy Cloudy Cloudy Sunny intervals Cloudy Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Cloudy Partly cloudy night Cloudy
16.4 ° 16.5 ° 16.4 ° 16.2 ° 16.6 ° 15.6 ° 15.2 ° 14.3 ° 14.1 ° 14.1 ° 14.3 ° 14.1 °
Wind direction, speed & gust (mph) arrow down
W 22 32 W 19 36 W 21 32 W 18 32 W 19 32 W 16 30 W 17 W 15 W 15 W 13 W 14 W 13
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) arrow down
G G G G G G G G G G G VG
Humidity arrow down
76% 71% 72% 69% 67% 67% 66% 70% 69% 69% 68% 71%
Pressure (hPa) arrow down
1015 1015 1015 1015 1015 1015 1015 1015 1015 1015 1015 1014
Pressure Tendency (F = Falling, R = Rising, S = Steady) arrow down
F F F F F S S R R R F F
Fri 30 Sep 2016
0000 0100 0200 0300 0400 0500 0600 0700 0800 0900 1000 1100 1200
Cloudy Cloudy Light shower night Overcast Light shower night Light shower night Cloudy Cloudy Heavy shower day Light rain Sunny intervals Sunny intervals Sunny day
14.1 ° 14.0 ° 13.6 ° 13.8 ° 13.1 ° 11.7 ° 12.8 ° 12.7 ° 12.5 ° 12.1 ° 14.0 ° 14.7 ° 15.3 °
Wind direction, speed & gust (mph) arrow down
W 13 WSW 13 W 14 W 15 W 11 W 6 29 SW 15 WSW 16 WSW 17 W 10 WSW 16 WSW 15 WSW 14
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) arrow down
VG G VG VG G G VG E G G VG VG E
Humidity arrow down
69% 77% 75% 72% 76% 89% 81% 78% 82% 88% 81% 74% 70%
Pressure (hPa) arrow down
1014 1014 1013 1013 1012 1012 1012 1012 1012 1012 1012 1012 1012
Pressure Tendency (F = Falling, R = Rising, S = Steady) arrow down
F F F F F F F F F F F R S
More detail arrow down

Issued at: 1200 on Fri 30 Sep 2016

= No Data

Extremes

  • Regional
  • UK
  • More info

Wales extremes

Parameter Location Value
Highest maximum temperature Usk No.2 18.3 °C
Lowest maximum temperature Lake Vyrnwy 13.6 °C
Lowest minimum temperature Lake Vyrnwy 10.1 °C
Highest rainfall Capel Curig 22.6 mm
Sunniest Aberdaron 8.9 hours

UK extremes

Parameter Location Value
Highest maximum temperature Cavendish 20.4 °C
Lowest maximum temperature Loch Glascarnoch 9.5 °C
Lowest minimum temperature Loch Glascarnoch 7.0 °C
Highest rainfall Cluanie Inn 53.0 mm
Sunniest Boulmer 9.4 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 Fri 30 Sep 2016

Weather map

Fri 1200

Weather observation map for Mountain Ash

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