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St-Athan (nearest observation site to Treharris)

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Treharris forecast
Sat 21 Jan 2017
2100 2200 2300
Cloudy Overcast Cloudy
1.8 ° 2.1 ° 2.1 °
Wind direction, speed & gust (mph) arrow down
E 7 ESE 9 E 7
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) arrow down
G G M
Humidity arrow down
78% 78% 83%
Pressure (hPa) arrow down
1025 1025 1025
Pressure Tendency (F = Falling, R = Rising, S = Steady) arrow down
S R F
Sun 22 Jan 2017
0000 0100 0200 0300 0400 0500 0600 0700 0800 0900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 2100
Overcast Cloudy Cloudy Overcast Light shower night Light rain Overcast Overcast Overcast Cloudy Overcast Cloudy Cloudy Overcast Overcast Overcast Overcast Overcast Overcast Clear night Mist Mist
2.1 ° 0.4 ° 1.0 ° 2.0 ° 1.8 ° 1.8 ° 2.5 ° 2.8 ° 2.8 ° 3.2 ° 3.5 ° 4.8 ° 5.1 ° 4.9 ° 5.6 ° 6.3 ° 5.9 ° 5.1 ° 4.0 ° 3.3 ° 3.1 ° 1.8 °
Wind direction, speed & gust (mph) arrow down
E 6 ENE 6 SE 6 ENE 7 E 8 E 8 E 9 ESE 9 E 8 E 9 ESE 9 E 9 E 5 E 8 E 5 ENE 6 NE 5 NE 6 ENE 6 ESE 3 ENE 3 E 5
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) arrow down
M M M M M P P P P P P P P P P M M P P M M P
Humidity arrow down
86% 88% 89% 90% 92% 93% 93% 92% 92% 93% 93% 91% 90% 92% 90% 89% 91% 91% 92% 93% 96% 95%
Pressure (hPa) arrow down
1025 1025 1024 1024 1024 1024 1024 1024 1024 1025 1025 1026 1025 1025 1025 1025 1025 1026 1026 1027 1027 1027
Pressure Tendency (F = Falling, R = Rising, S = Steady) arrow down
F F F F F F F F R R R R R F F F F R R R R R
More detail arrow down

Issued at: 2100 on Sun 22 Jan 2017

= No Data

Extremes

  • Regional
  • UK
  • More info

Wales extremes

Parameter Location Value
Highest maximum temperature Porthmadog 8.7 °C
Lowest maximum temperature Lake Vyrnwy 0.5 °C
Lowest minimum temperature Usk No.2 -5.4 °C
Highest rainfall Usk No.2 0.2 mm
Sunniest Valley 7.6 hours

UK extremes

Parameter Location Value
Highest maximum temperature Bridgefoot 9.1 °C
Lowest maximum temperature Altnaharra -0.6 °C
Lowest minimum temperature South Farnborough -8.1 °C
Highest rainfall Isles of Scilly 1.2 mm
Sunniest Valley 7.6 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: 2302 on Sat 21 Jan 2017

Weather map

Sun 2100

Weather observation map for Treharris

Treharris Treharris – Mist 51.6646 -3.3046
Mumbles Head Mumbles Head – No data 51.565 -3.981
Hereford Hereford – Fog 52.083 -2.8
Chivenor Chivenor – Partly cloudy night 51.089 -4.149
Yeovilton Yeovilton – Light rain 51.006 -2.64
Lake Vyrnwy SAWS Lake Vyrnwy SAWS – Overcast 52.757 -3.464
Trawsgoed Trawsgoed – Cloudy 52.344 -3.947
Lyneham Lyneham – Clear night 51.5031 -1.9924
Exeter Airport 2 Exeter Airport 2 – Clear night 50.7366 -3.40458
Milford Haven C.B. Milford Haven C.B. – Overcast 51.708 -5.055
Coleshill Coleshill – Overcast 52.48 -1.689
Little Rissington (ESAWS) Little Rissington (ESAWS) – Clear night 51.86 -1.692
Mount Batten Mount Batten – Clear night 50.354 -4.121
Middle Wallop Middle Wallop – Clear night 51.149 -1.57
Benson Benson – Clear night 51.62 -1.097
Leek Leek – Mist 53.12755 -1.97993
Mona Mona – Overcast 53.26 -4.376
Bedford Bedford – Cloudy 52.225 -0.464

Location Details

Treharris

Location: 51.6646, -3.3046

Altitude: 169.0 m above mean sea level

St-Athan

Location: 51.405, -3.44

Altitude: 49.0 m above mean sea level

Distance from Treharris: 30.3 km