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St-Athan (nearest observation site to Llantwit Major)

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Llantwit Major forecast
  • Sun
  • Mon
Sun 03 May 2015
2100 2200 2300
Light shower night Light rain Overcast
11.8 11.7 11.5
Wind direction, speed & gust (mph) arrow down
WSW 9 WSW 14 WSW 15
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) arrow down
G VG G
Humidity arrow down
91% 93% 91%
Pressure (hPa) arrow down
998 999 999
Pressure Tendency (F = Falling, R = Rising, S = Steady) arrow down
R R R
Sunrise: 05:42 Sunset: 20:38 Moon phase: Full
Mon 04 May 2015
0000 0100 0200 0300 0400 0500 0600 0700 0800 0900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000
Light shower night Overcast Overcast Cloudy Partly cloudy night Partly cloudy night Sunny day Sunny intervals Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny intervals Cloudy Overcast Overcast Cloudy Light shower day Heavy rain
11.1 11.0 10.5 9.8 9.7 9.6 9.1 9.2 10.3 10.7 11.8 12.4 13.0 13.3 13.9 13.1 13.0 12.9 12.8 12.7 11.9
Wind direction, speed & gust (mph) arrow down
WSW 13 WSW 23 31 W 19 30 W 19 30 W 17 W 14 W 10 WSW 11 SW 9 SW 8 S 7 SSE 7 SE 8 ESE 5 ESE 8 SSE 7 SE 8 SE 8 ESE 9 E 10 E 11
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) arrow down
VG VG G G G G G VG VG VG VG VG VG VG VG VG VG VG VG VG G
Humidity arrow down
95% 92% 92% 91% 91% 92% 91% 89% 82% 77% 75% 69% 65% 59% 63% 70% 77% 77% 80% 84% 94%
Pressure (hPa) arrow down
999 1000 1001 1001 1002 1002 1002 1003 1004 1004 1004 1003 1003 1003 1002 1002 1001 1000 998 997 996
Pressure Tendency (F = Falling, R = Rising, S = Steady) arrow down
R R R R R R R R R R R F F F F F F F F F F
Sunrise: 05:40 Sunset: 20:40 Moon phase: Full
leftEarlier Laterright
More detail arrow down

Issued at: 2100 on Mon 04 May 2015

= No Data

Extremes

  • Regional
  • UK
  • More info

Wales extremes

Parameter Location Value
Highest maximum temperature Hawarden 17.8 °C
Lowest maximum temperature Capel Curig 11.4 °C
Lowest minimum temperature Lake Vyrnwy 4.9 °C
Highest rainfall Cardiff Bute Park 35.2 mm
Sunniest Hawarden 5.2 hours

UK extremes

Parameter Location Value
Highest maximum temperature St James Park 21.5 °C
Lowest maximum temperature Loch Glascarnoch 4.5 °C
Lowest minimum temperature Braemar 1.5 °C
Highest rainfall Tyndrum 54.2 mm
Sunniest Hawarden 5.2 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)

Issued at: 0002 on Mon 04 May 2015

Weather map

Mon 2000

Weather observation map for Llantwit Major

Llantwit Major Llantwit Major – Heavy rain 51.4088 -3.484
Mumbles Head Mumbles Head – No data 51.565 -3.981
Chivenor Chivenor – Overcast 51.089 -4.149
Exeter Airport Exeter Airport – No data 50.737 -3.405
Yeovilton Yeovilton – Heavy rain 51.006 -2.64
Hereford Hereford – Overcast 52.083 -2.8
Milford Haven C.B. Milford Haven C.B. – Cloudy 51.708 -5.055
Trawsgoed Trawsgoed – Overcast 52.344 -3.947
Lyneham Lyneham – Cloudy 51.5031 -1.9924
Lake Vyrnwy SAWS Lake Vyrnwy SAWS – Overcast 52.757 -3.464
Mount Batten Mount Batten – Heavy rain 50.354 -4.121
Coleshill Coleshill – Cloudy 52.48 -1.689
Little Rissington (ESAWS) Little Rissington (ESAWS) – Overcast 51.86 -1.692
Benson Benson – Cloudy 51.62 -1.097
Camborne Camborne – Heavy rain 50.218 -5.33
Hawarden Hawarden – Cloudy 53.174 -2.986
Leek Leek – Overcast 53.12755 -1.97993
Valley Valley – Overcast 53.252 -4.537
Bedford Bedford – Light rain 52.225 -0.464

Location Details

Llantwit Major

Location: 51.4088, -3.484

Altitude: 46m above mean sea level

St-Athan

Location: 51.405, -3.44

Altitude: 49 m above mean sea level

Distance from Llantwit Major: 3.1 km