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St-Athan observations (nearest observation site to Llantrisant)

Llantrisant forecast
Mon 21 Aug 2017
0400 0500 0600 0700 0800 0900 1000 1100 1200 1300 1400 1500 1900 2000 2100 2200 2300
Drizzle Drizzle Drizzle Drizzle Drizzle Overcast Mist Mist Overcast Overcast Sunny intervals Sunny day Cloudy Cloudy Overcast Overcast Overcast
16.6 ° 16.7 ° 16.7 ° 16.7 ° 16.8 ° 16.7 ° 16.8 ° 16.9 ° 17.6 ° 18.5 ° 19.4 ° 19.9 ° 19.5 ° 19.1 ° 17.5 ° 17.7 ° 17.7 °
Wind direction, speed & gust (mph) arrow down
W 7 W 7 W 9 W 10 W 10 W 11 W 13 W 9 W 11 WNW 9 WNW 13 WNW 14 NW 8 WNW 3 W 6 WNW 2 NE 2
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) arrow down
M P P M P G P P VG VG G VG VG G VG E VG
Humidity arrow down
99% 99% 99% 99% 99% 99% 99% 99% 98% 88% 84% 82% 83% 82% 95% 93% 94%
Pressure (hPa) arrow down
1020 1020 1020 1020 1020 1021 1021 1021 1021 1021 1021 1021 1020 1020 1020 1021 1020
Pressure Tendency (F = Falling, R = Rising, S = Steady) arrow down
R F S F R R R R R F F F F F R R R
Tue 22 Aug 2017
0000 0100 0200
Overcast Mist Mist
17.6 ° 16.9 ° 15.8 °
Wind direction, speed & gust (mph) arrow down
SW 1 S 1 E 3
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) arrow down
VG M M
Humidity arrow down
96% 97% 96%
Pressure (hPa) arrow down
1020 1020 1020
Pressure Tendency (F = Falling, R = Rising, S = Steady) arrow down
F F F
More detail arrow down

Issued at: 0400 on Tue 22 Aug 2017

= No Data