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Pen-y-fan, Bannau Brycheiniog Sunrise Predictor
10-Day Forecast
21 Apr
Tuesday
32
Overcast
Sunrise 6:05am
Skip
Inversion:
Possible
0°C (feels -6°C)
Summit (886m): -11°C
Day: 0° / 7°
Freezing
767m / 2515ft
Wind
14 mph, gusts 30
Twilight
03:48
04:42
05:28
06:05
High clouds
0%
Mid clouds
0%
Low clouds
98%
Precipitation
None
Wind
14 mph
E
, gusts 30
Pressure
922 hPa
Visibility
22 km / 14 mi
Freezing Level
767m / 2515ft
UV Index
3.1 (Moderate)
Air Quality
Good
Icy conditions likely at summit
22 Apr
Wednesday
38
Overcast
Sunrise 6:03am
Poor
Inversion:
Possible
0°C (feels -5°C)
Summit (886m): -11°C
Day: -1° / 10°
Freezing
2227m / 7305ft
Wind
13 mph, gusts 30
Twilight
03:45
04:40
05:26
06:03
High clouds
0%
Mid clouds
0%
Low clouds
79%
Precipitation
None
Wind
13 mph
E
, gusts 30
Pressure
921 hPa
Visibility
18 km / 11 mi
Freezing Level
2227m / 7305ft
UV Index
4.1 (Moderate)
Air Quality
Good
23 Apr
Thursday
62
Overcast
Sunrise 6:01am
Fair
Inversion:
Possible
3°C (feels -2°C)
Summit (886m): -8°C
Day: 1° / 13°
Freezing
2902m / 9520ft
Wind
11 mph, gusts 32
Twilight
03:42
04:37
05:24
06:01
High clouds
10%
Mid clouds
0%
Low clouds
0%
Precipitation
None
Wind
11 mph
E
, gusts 32
Pressure
925 hPa
Visibility
22 km / 14 mi
Freezing Level
2902m / 9520ft
UV Index
5.9 (Moderate)
Air Quality
Good
24 Apr
Friday
58
Overcast
Sunrise 5:59am
Fair
Inversion:
Very Likely
-3°C (feels -6°C)
Summit (886m): -11°C
Day: -3° / 14°
Freezing
3027m / 9930ft
Wind
2 mph, gusts 6
Twilight
03:38
04:34
05:22
05:59
High clouds
0%
Mid clouds
0%
Low clouds
0%
Precipitation
None
Wind
2 mph
E
, gusts 6
Pressure
919 hPa
Visibility
18 km / 11 mi
Freezing Level
3027m / 9930ft
UV Index
6 (Moderate)
Air Quality
Good
25 Apr
Saturday
60
Light Drizzle
Sunrise 5:57am
Fair
Inversion:
Likely
-2°C (feels -5°C)
Summit (886m): -11°C
Day: -3° / 11°
Freezing
2867m / 9405ft
Wind
3 mph, gusts 5
Twilight
03:35
04:32
05:19
05:57
High clouds
90%
Mid clouds
0%
Low clouds
0%
Precipitation
0.6mm (0%)
Wind
3 mph
E
Pressure
916 hPa
Visibility
18 km / 11 mi
Freezing Level
2867m / 9405ft
UV Index
5.3 (Moderate)
Air Quality
Moderate
26 Apr
Sunday
61
Overcast
Sunrise 5:55am
Fair
Inversion:
Possible
2°C (feels -1°C)
Summit (886m): -7°C
Day: 1° / 11°
Freezing
2530m / 8301ft
Wind
2 mph, gusts 3
Twilight
03:31
04:29
05:17
05:55
High clouds
78%
Mid clouds
19%
Low clouds
28%
Precipitation
4% chance
Wind
2 mph
S
Pressure
916 hPa
Visibility
22 km / 13 mi
Freezing Level
2530m / 8301ft
UV Index
5.4 (Moderate)
Air Quality
Good
27 Apr
Monday
42
Light Drizzle
Sunrise 5:53am
Poor
Inversion:
Possible
5°C (feels 2°C)
Summit (886m): -4°C
Day: 4° / 9°
Freezing
2117m / 6944ft
Wind
8 mph, gusts 19
Twilight
03:28
04:27
05:15
05:53
High clouds
0%
Mid clouds
48%
Low clouds
74%
Precipitation
0.5mm (2%)
Wind
8 mph
S
, gusts 19
Pressure
913 hPa
Visibility
10 km / 6.2 mi
Freezing Level
2117m / 6944ft
UV Index
5.7 (Moderate)
Air Quality
Good
28 Apr
Tuesday
63
Partly Cloudy
Sunrise 5:51am
Fair
Inversion:
Likely
0°C (feels -4°C)
Summit (886m): -9°C
Day: 0° / 10°
Freezing
2393m / 7852ft
Wind
4 mph, gusts 13
Twilight
03:24
04:24
05:13
05:51
High clouds
0%
Mid clouds
0%
Low clouds
0%
Precipitation
None
Wind
4 mph
NE
, gusts 13
Pressure
925 hPa
Visibility
30 km / 18 mi
Freezing Level
2393m / 7852ft
UV Index
5.7 (Moderate)
Air Quality
N/A
+5 post-storm clearing
29 Apr
Wednesday
36
Overcast
Sunrise 5:49am
Poor
Inversion:
Possible
4°C (feels 0°C)
Summit (886m): -6°C
Day: 4° / 11°
Freezing
2227m / 7305ft
Wind
7 mph, gusts 21
Twilight
03:21
04:21
05:11
05:49
High clouds
0%
Mid clouds
0%
Low clouds
100%
Precipitation
1% chance
Wind
7 mph
E
, gusts 21
Pressure
921 hPa
Visibility
35 km / 21 mi
Freezing Level
2227m / 7305ft
UV Index
5.8 (Moderate)
Air Quality
N/A
30 Apr
Thursday
55
Overcast
Sunrise 5:47am
Fair
Inversion:
Possible
2°C (feels -2°C)
Summit (886m): -7°C
Day: 2° / 10°
Freezing
2703m / 8869ft
Wind
8 mph, gusts 19
Twilight
03:17
04:19
05:08
05:47
High clouds
0%
Mid clouds
0%
Low clouds
0%
Precipitation
2% chance
Wind
8 mph
E
, gusts 19
Pressure
919 hPa
Visibility
25 km / 15 mi
Freezing Level
2703m / 8869ft
UV Index
5.4 (Moderate)
Air Quality
N/A
Information
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