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Lake Vyrnwy SAWS observations (nearest observation site to Trefonen)

Trefonen forecast
Thu 17 Aug 2017
1500 1600 1700 1800 1900 2000 2100 2200 2300
Cloudy Cloudy Cloudy Overcast Cloudy Sunny intervals Cloudy Cloudy Cloudy
16.0 ° 16.0 ° 15.4 ° 15.5 ° 15.4 ° 14.1 ° 13.6 ° 12.9 ° 12.7 °
Wind direction, speed & gust (mph) arrow down
SW 22 32 SW 21 31 SW 17 32 SW 17 33 SW 22 30 SW 19 31 SW 14 SSW 14 SSW 14
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) arrow down
E E E VG VG VG VG VG VG
Humidity arrow down
82% 78% 83% 83% 80% 87% 91% 88% 89%
Pressure (hPa) arrow down
1009 1009 1009 1009 1008 1008 1008 1008 1008
Pressure Tendency (F = Falling, R = Rising, S = Steady) arrow down
R R F F F F F F F
Fri 18 Aug 2017
0000 0100 0200 0300 0400 0500 0600 0700 0800 0900 1000 1100 1200 1300 1400 1500
Overcast Cloudy Overcast Cloudy Cloudy Cloudy Partly cloudy night Cloudy Overcast Overcast Overcast Overcast Cloudy Sunny intervals Cloudy Cloudy
12.7 ° 12.8 ° 12.0 ° 11.7 ° 10.9 ° 9.8 ° 10.3 ° 10.2 ° 10.6 ° 11.9 ° 11.6 ° 13.0 ° 12.5 ° 13.1 ° 12.4 ° 12.5 °
Wind direction, speed & gust (mph) arrow down
SSW 15 SSW 21 32 SW 18 33 SW 19 32 WSW 16 SW 6 WSW 13 24 WSW 11 SW 3 SW 7 WSW 13 SW 16 SW 19 33 SW 19 29 WSW 18 30 SW 19 30
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) arrow down
VG VG VG P E E E E E E G E E E E E
Humidity arrow down
91% 89% 98% 99% 92% 96% 91% 90% 93% 87% 83% 78% 75% 73% 71% 70%
Pressure (hPa) arrow down
1007 1007 1006 1006 1007 1007 1007 1008 1008 1008 1008 1008 1008 1008 1008 1008
Pressure Tendency (F = Falling, R = Rising, S = Steady) arrow down
F F F F F R R R R R R R R F F F
More detail arrow down

Issued at: 1500 on Fri 18 Aug 2017

= No Data