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

Recent locations
Johnston forecast
Fri 26 Aug 2016
1000 1100 1200 1300 1400 1500 1600 1800 1900 2000 2100 2200 2300
Cloudy Cloudy Sunny intervals Cloudy Sunny intervals Cloudy Cloudy Sunny intervals Sunny day Sunny day Clear night Clear night Clear night
17.6 ° 17.4 ° 18.7 ° 19.4 ° 18.5 ° 18.7 ° 18.7 ° 17.4 ° 16.9 ° 15.7 ° 14.6 ° 14.5 ° 14.7 °
Wind direction, speed & gust (mph) arrow down
SW 7 WSW 7 WSW 8 SW 7 WSW 9 SSW 10 SSW 11 WSW 7 WSW 6 NW 3 N 2 N 3 SSE 5
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) arrow down
E E E E VG E E E E E E VG VG
Humidity arrow down
77% 79% 72% 73% 76% 75% 75% 79% 85% 88% 93% 96% 96%
Pressure (hPa) arrow down
1019 1019 1019 1019 1020 1020 1020 1020 1020 1020 1020 1020 1020
Pressure Tendency (F = Falling, R = Rising, S = Steady) arrow down
R R R R R R R R F F R R R
Sat 27 Aug 2016
0000 0100 0200 0300 0400 0600 0700 0800 0900 1000
Clear night Clear night Clear night Clear night Partly cloudy night Cloudy Overcast Cloudy Overcast
13.1 ° 13.0 ° 12.8 ° 11.7 ° 11.4 ° 10.4 ° 11.1 ° 12.4 ° 13.6 ° 14.7 °
Wind direction, speed & gust (mph) arrow down
ENE 2 ENE 3 E 5 ENE 6 E 5 NE 8 ENE 6 E 8 ENE 7 ENE 9
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) arrow down
VG VG G VG G VG E E E E
Humidity arrow down
96% 97% 98% 98% 98% 98% 93% 84% 79% 77%
Pressure (hPa) arrow down
1020 1020 1020 1019 1019 1018 1018 1018 1017 1017
Pressure Tendency (F = Falling, R = Rising, S = Steady) arrow down
F F F F F F F F F F
More detail arrow down

Issued at: 1000 on Sat 27 Aug 2016

= No Data

Extremes

  • Regional
  • UK
  • More info

Wales extremes

Parameter Location Value
Highest maximum temperature Usk No.2 22.7 °C
Lowest maximum temperature Capel Curig 16.7 °C
Lowest minimum temperature Libanus 7.6 °C
Highest rainfall St Athan 3.2 mm
Sunniest St Athan 11.3 hours

UK extremes

Parameter Location Value
Highest maximum temperature Writtle 28.1 °C
Lowest maximum temperature Lerwick 13.1 °C
Lowest minimum temperature Tain Range 6.2 °C
Highest rainfall Tiree 22.0 mm
Sunniest Lyneham 13.1 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: 0001 on Sat 27 Aug 2016

Weather map

Sat 1000

Weather observation map for Johnston

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