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Lake Vyrnwy SAWS (nearest observation site to Llanfyllin)

Friday (Friday 22 September 2017)
13:00 14:00 15:00 16:00 17:00 18:00 19:00 20:00 21:00 22:00 23:00
Overcast Overcast Cloudy Overcast Cloudy Overcast Overcast Overcast Overcast Overcast Cloudy
Temperature (°C)
12.2 ° 11.6 ° 11.5 ° 11.8 ° 11.9 ° 11.8 ° 11.9 ° 12.0 ° 12.1 ° 12.2 ° 12.1 °
Show detail Show detail
Wind direction, speed & gust (mph) Expand
S 17 S 11 S 16 28 SSW 16 SSW 14 S 13 S 14 S 13 S 8 SSW 8 SSW 9
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
E P M VG P P P M VP VP E
Humidity Expand
88% 92% 97% 98% 99% 100% 100% 100% 100% 100% 100%
Pressure (hPa) Expand
1017 1017 1017 1017 1017 1016 1016 1017 1017 1018 1018
Pressure Tendency (F = Falling, R = Rising, S = Steady) Expand
F F F F F F F R R R R
Sunrise: 06:58 Sunset: 19:13 Moon phase: New
Saturday (Saturday 23 September 2017)
00:00 01:00 02:00 03:00 04:00 05:00 06:00 07:00 08:00 09:00 10:00 11:00 12:00 13:00
Cloudy Cloudy Overcast Cloudy Cloudy Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast
Temperature (°C)
11.4 ° 11.4 ° 11.6 ° 10.9 ° 10.5 ° 10.7 ° 10.1 ° 10.8 ° 10.8 ° 11.8 ° 12.9 ° 13.1 ° 13.2 ° 13.7 °
Show detail Show detail
Wind direction, speed & gust (mph) Expand
SSW 10 SSW 14 S 11 SSW 8 SSE 2 S 3 SSW 7 SE 5 S 3 S 8 S 8 S 14 S 11 S 8
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
E E E E E VG VP VG P G VG G VG VG
Humidity Expand
100% 97% 96% 98% 100% 99% 100% 100% 100% 100% 100% 99% 100% 98%
Pressure (hPa) Expand
1018 1018 1018 1018 1018 1018 1018 1018 1019 1019 1019 1019 1019 1019
Pressure Tendency (F = Falling, R = Rising, S = Steady) Expand
R R R F R F R F R R R R R R
Sunrise: 07:00 Sunset: 19:10 Moon phase: New

– = No Data

Issued at:

Extremes

Wales extremes

Parameter Location Value
Highest maximum temperature Cardiff Bute Park 18.4 °C
Lowest maximum temperature Lake Vyrnwy SAWS 12.5 °C
Lowest minimum temperature Llysdinam 2.5 °C
Highest rainfall Whitechurch 16.0 mm
Sunniest St-Athan 4.4 hours

UK extremes

Parameter Location Value
Highest maximum temperature Gravesend-Broadness 19.2 °C
Lowest maximum temperature Dalwhinnie 10.6 °C
Lowest minimum temperature Altnaharra SAWS -1.2 °C
Highest rainfall Harris Quidnish 20.0 mm
Sunniest Shoeburyness 11.4 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:

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