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Milford Haven C.B. (nearest observation site to Johnston)

Recent locations
Johnston forecast
Fri 24 Feb 2017
1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300
Overcast Cloudy Cloudy Cloudy Overcast Overcast Overcast Overcast Overcast Overcast Overcast
10.4 ° 10.6 ° 9.2 ° 8.5 ° 8.4 ° 8.1 ° 8.1 ° 8.3 ° 8.4 ° 8.3 ° 8.3 °
Wind direction, speed & gust (mph) arrow down
WSW 8 WSW 8 WSW 9 WSW 9 SW 10 SW 9 SW 8 SW 13 SSW 14 SW 15 SSW 18 29
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) arrow down
E E E E VG VG VG VG VG VG VG
Humidity arrow down
62% 62% 69% 73% 78% 87% 90% 89% 92% 90% 86%
Pressure (hPa) arrow down
1019 1019 1019 1019 1018 1018 1018 1017 1017 1016 1016
Pressure Tendency (F = Falling, R = Rising, S = Steady) arrow down
R F F F F F F F F F F
Sat 25 Feb 2017
0000 0100 0200 0300 0400 0500 0600 0700 0800 0900 1000 1100 1200 1300
Overcast Overcast Overcast Overcast Overcast Overcast Overcast Cloudy Cloudy Overcast Overcast Overcast Overcast Overcast
8.6 ° 8.8 ° 9.0 ° 8.8 ° 8.4 ° 8.4 ° 8.8 ° 9.1 ° 9.2 ° 9.1 ° 8.6 ° 8.9 ° 8.9 ° 8.9 °
Wind direction, speed & gust (mph) arrow down
SW 15 29 SW 13 SW 16 32 SW 18 34 SW 15 33 SSW 23 34 SW 22 34 SSW 23 33 SW 21 36 SW 17 32 SSW 21 33 SSW 23 36 SSW 23 34 SW 22 38
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) arrow down
VG VG VG G G G G VG VG G G M M M
Humidity arrow down
87% 83% 83% 86% 92% 92% 88% 85% 85% 89% 96% 96% 97% 99%
Pressure (hPa) arrow down
1015 1015 1014 1013 1013 1011 1011 1010 1010 1010 1010 1009 1009 1008
Pressure Tendency (F = Falling, R = Rising, S = Steady) arrow down
F F F F F F F F F F F F F F
More detail arrow down

Issued at: 1300 on Sat 25 Feb 2017

= No Data

Extremes

  • Regional
  • UK
  • More info

Wales extremes

Parameter Location Value
Highest maximum temperature Milford Haven 10.9 °C
Lowest maximum temperature Lake Vyrnwy 6.0 °C
Lowest minimum temperature Lake Vyrnwy 0.9 °C
Highest rainfall Hawarden 4.8 mm
Sunniest St Athan 8.2 hours

UK extremes

Parameter Location Value
Highest maximum temperature Isles of Scilly 11.0 °C
Lowest maximum temperature Dalwhinnie 2.6 °C
Lowest minimum temperature Altnaharra -5.7 °C
Highest rainfall Cluanie Inn 13.2 mm
Sunniest St Athan 8.2 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)

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 Fri 24 Feb 2017

Weather map

Sat 1300

Weather observation map for Johnston

Johnston Johnston – Overcast 51.75431 -4.99625
Mumbles Head Mumbles Head – No data 51.565 -3.981
Trawsgoed Trawsgoed – Heavy rain 52.344 -3.947
Chivenor Chivenor – Overcast 51.089 -4.149
St-Athan St-Athan – Cloudy 51.405 -3.44
Lake Vyrnwy SAWS Lake Vyrnwy SAWS – Overcast 52.757 -3.464
Exeter Airport 2 Exeter Airport 2 – Cloudy 50.7366 -3.40458
Hereford Hereford – Cloudy 52.083 -2.8
Mona Mona – Overcast 53.26 -4.376
Mount Batten Mount Batten – Overcast 50.354 -4.121
Camborne Camborne – Light rain 50.218 -5.33
Yeovilton Yeovilton – Cloudy 51.006 -2.64
Hawarden Hawarden – Overcast 53.174 -2.986
Lyneham Lyneham – Overcast 51.5031 -1.9924
Coleshill Coleshill – Overcast 52.48 -1.689
Leek Leek – Overcast 53.12755 -1.97993
Little Rissington (ESAWS) Little Rissington (ESAWS) – Overcast 51.86 -1.692
Middle Wallop Middle Wallop – Cloudy 51.149 -1.57
Rostherne No 2 Rostherne No 2 – Overcast 53.3598 -2.3805

Location Details

Johnston

Location: 51.75431, -4.99625

Altitude: 73.0 m above mean sea level

Milford Haven C.B.

Location: 51.708, -5.055

Altitude: 44.0 m above mean sea level

Distance from Johnston: 6.5 km