Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 27

Waxing Gibbous 96%

20:17

02:18

01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 OK
12 Bad
13 OK
14 OK
15 OK
16 OK
17 OK
18 OK
19 OK
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 04:54, Set: 21:39, Transit: 13:17. Moon - Rise: 20:17, Set: 02:18. Civil Dark: 22:29 - 04:05. Nautical Dark: 23:48 - 02:46. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

75
80
85
88
100
100
100
100
73
58
31
39
17
29
25
17
29
28
35
45
44
70
96
98

Low Clouds (% Sky Obscured)

54
47
38
36
36
41
43
42
56
47
19
23
17
20
19
17
28
28
27
40
38
70
87
97

Medium Clouds (% Sky Obscured)

0
0
0
0
0
2
0
11
5
0
0
25
0
16
20
0
0
0
7
28
8
0
52
62

High Clouds (% Sky Obscured)

75
80
85
88
100
100
100
100
73
58
22
7
0
0
0
0
0
0
0
3
3
1
4
7

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6

Fog (%)

3
14
6
4
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
1
4
0
1
2
1
0
0
5
10
1
0
0
1
1
2
2
3
6
7
18
46
56

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
5
6
6
6
6
7
12
14
17
19
20
22
22
22
22
21
19
18
16
13
11
10
10

Chance of Frost

Temperature (°C)

15
15
15
15
16
16
17
18
19
20
21
22
23
24
24
23
23
21
20
19
18
17
17
17

Feels Like (°C)

14
14
14
15
15
16
17
17
17
18
17
19
20
20
20
20
20
19
19
18
18
18
17
17

Dew Point (°C)

15
15
15
15
15
15
16
16
15
16
16
15
15
15
15
15
16
16
16
16
15
16
16
16

Relative Humidity (%)

95
96
95
96
95
93
92
86
77
75
73
62
58
57
57
61
66
70
74
80
83
93
93
96

Pressure (mb)

1017
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

319
318
318
320
322
325
326
329
331
334
340
344
344
342
339
335
331
330
328
326
326
324
322
321

Sunday 28

Waxing Gibbous 99%

21:16

02:53

01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 OK
15 Bad
16 Bad
17 OK
18 OK
19 OK
20 OK
21 Good
22 Good
23 Bad
00 Bad

Sun - Rise: 04:55, Set: 21:39, Transit: 13:17. Moon - Rise: 21:16, Set: 02:53. Civil Dark: 22:28 - 04:06. Nautical Dark: 23:48 - 02:47. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
97
85
100
86
96
84
82
47
55
59
47
45
41
44
45
28
35
27
22
5
7
48
43

Low Clouds (% Sky Obscured)

100
88
71
79
80
94
74
80
47
55
59
47
45
40
44
37
26
33
25
20
4
6
11
11

Medium Clouds (% Sky Obscured)

69
69
26
40
61
84
29
0
0
0
0
0
0
0
0
7
0
0
0
0
0
0
0
3

High Clouds (% Sky Obscured)

65
41
26
82
50
60
12
17
3
5
2
2
2
4
0
0
0
0
0
0
0
1
25
20

ISS Passover

Visibility (miles)

4
1
0
0
9
9
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

9
9
1
1
0
7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

62
34
26
21
18
10
27
18
15
15
8
4
0
0
0
0
0
0
0
0
0
0
0
1

Precipitation Amount (mm)

0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
12
13
12
12
11
12
12
13
15
16
15
16
16
16
17
17
17
15
14
12
9
7
6

Chance of Frost

Temperature (°C)

17
17
16
15
15
15
15
15
15
16
17
17
18
19
19
18
17
17
16
15
14
12
11
10

Feels Like (°C)

17
16
15
14
13
13
13
13
13
13
13
14
15
15
15
15
14
14
14
12
12
11
11
8

Dew Point (°C)

16
16
16
15
14
14
14
15
14
12
11
9
8
9
9
9
9
9
10
9
9
10
10
10

Relative Humidity (%)

96
98
98
98
95
95
95
95
93
78
66
56
53
53
53
54
57
57
65
68
74
86
95
95

Pressure (mb)

1013
1013
1013
1014
1014
1014
1015
1016
1016
1017
1017
1018
1018
1019
1019
1020
1020
1020
1021
1021
1022
1023
1023
1024

Ozone (du)

321
320
319
320
321
320
321
324
326
329
332
333
334
338
343
347
351
356
360
358
354
351
346
343

Monday 29

Waxing Gibbous 100%

22:02

03:40

01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 04:56, Set: 21:39, Transit: 13:17. Moon - Rise: 22:02, Set: 03:40. Civil Dark: 22:28 - 04:07. Nautical Dark: 23:47 - 02:48. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

52
69
66
67
55
47
38
63
66
71
83
89
100
100
100
100
98
78
56
56
59
68
74
68

Low Clouds (% Sky Obscured)

26
46
46
51
47
47
28
63
66
58
48
40
57
39
32
32
21
13
12
12
12
11
9
7

Medium Clouds (% Sky Obscured)

52
43
55
51
17
3
2
0
0
45
33
39
36
71
68
100
96
72
40
37
29
30
30
30

High Clouds (% Sky Obscured)

20
15
25
2
6
1
2
2
1
2
21
28
100
95
99
83
68
57
56
56
59
68
74
68

ISS Passover

Visibility (miles)

9
9
9
9
8
6
6
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
12
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
2
2
2
1
1
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
5
5
5
5
6
8
10
11
11
11
12
12
12
11
10
10
10
10
7
5
5
4
3

Chance of Frost

Temperature (°C)

10
10
10
10
10
11
12
14
15
16
17
18
19
19
19
19
18
18
17
16
14
13
12
11

Feels Like (°C)

8
8
8
8
8
10
12
12
13
15
16
15
16
15
16
16
16
16
15
17
15
13
12
11

Dew Point (°C)

10
9
9
10
10
10
11
11
10
10
10
10
10
10
10
10
10
10
10
12
12
11
11
10

Relative Humidity (%)

96
96
96
96
96
96
93
86
74
67
63
59
58
57
56
56
57
62
66
77
84
89
92
93

Pressure (mb)

1024
1024
1024
1024
1025
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1026
1026
1026
1026
1026

Ozone (du)

342
341
340
341
343
344
345
345
345
345
347
348
349
352
351
352
355
352
349
348
346
348
352
354

Tuesday 30

Full Moon 100%

22:35

04:41

01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
22 Bad
23 Bad
00 Bad

Sun - Rise: 04:56, Set: 21:39, Transit: 13:18. Moon - Rise: 22:35, Set: 04:41. Civil Dark: 22:28 - 04:08. Nautical Dark: 23:46 - 02:49. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

57
96
56
97
55
71
62
75
67
83
71
91
90
82
88
94
94
82
66
54
41
53
80
98

Low Clouds (% Sky Obscured)

14
22
31
20
11
1
1
9
6
29
15
34
42
38
48
39
34
32
22
17
2
5
8
11

Medium Clouds (% Sky Obscured)

35
90
50
97
45
62
35
65
34
50
35
86
79
51
50
87
90
72
58
47
33
31
27
22

High Clouds (% Sky Obscured)

57
63
56
43
23
0
0
0
0
0
0
1
15
28
41
27
13
0
0
0
0
26
67
98

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
5
5
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
3
5
4
9
8
2
8
10
11
16
16
28
35
35
23
7
5
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

2
2
2
2
1
1
1
1
3
4
5
6
7
7
7
7
7
7
7
5
2
2
1
1

Chance of Frost

Temperature (°C)

11
10
10
10
10
11
12
14
15
17
18
18
18
19
19
19
19
18
18
17
15
14
13
12

Feels Like (°C)

11
11
9
11
9
12
13
16
15
16
16
18
16
17
18
17
17
17
17
17
16
15
14
12

Dew Point (°C)

10
10
9
9
9
10
10
10
9
9
8
8
9
9
9
12
14
15
15
14
13
12
11
10

Relative Humidity (%)

95
95
93
93
95
93
87
80
68
59
53
51
54
53
52
62
75
81
82
85
86
86
86
86

Pressure (mb)

1026
1026
1026
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1024
1024
1023
1023
1023
1023
1024
1024
1025
1025
1025

Ozone (du)

356
358
360
358
362
362
362
361
360
361
361
362
364
364
363
363
364
365
365
364
365
361
358
353

Wednesday 1

Waning Gibbous 99%

22:59

05:50

01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 04:57, Set: 21:38, Transit: 13:18. Moon - Rise: 22:59, Set: 05:50. Civil Dark: 22:27 - 04:08. Nautical Dark: 23:45 - 02:51. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

90
68
68
79
57
70
77
98
83
87
78
96
97
99
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

14
13
16
10
7
2
4
7
7
13
19
25
38
52
67
71
85
100
100
100
100
98
96
94

Medium Clouds (% Sky Obscured)

16
9
4
13
22
32
43
48
57
58
55
80
85
89
95
93
92
91
73
55
36
23
12
0

High Clouds (% Sky Obscured)

83
56
46
62
49
59
60
96
74
81
67
95
77
58
35
11
8
10
12
16
18
42
56
59

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3
0
0
0

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
11
18
22
47
47
48
50
41
35
39
39
55
57
49
40

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0
0

Wind Speed/Direction (mph)

1
1
1
1
1
1
1
3
6
9
10
11
12
13
14
15
14
14
13
14
14
14
14
14

Chance of Frost

Temperature (°C)

11
11
10
10
10
11
12
14
16
18
18
18
19
18
17
17
16
16
15
15
16
16
16
16

Feels Like (°C)

10
10
10
9
10
12
13
15
15
18
17
17
17
16
16
16
16
16
16
12
13
14
13
13

Dew Point (°C)

9
9
8
8
8
9
10
11
11
12
10
10
10
10
11
11
12
12
12
14
15
16
16
16

Relative Humidity (%)

87
87
88
87
88
87
86
80
74
66
60
57
55
59
65
69
75
79
86
90
93
96
98
98

Pressure (mb)

1025
1025
1026
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1023
1023
1022
1022
1021
1021
1020
1020
1019
1019
1019

Ozone (du)

349
343
341
338
335
333
330
327
325
323
323
322
320
319
318
317
316
315
314
314
314
314
315
315

Thursday 2

Waning Gibbous 96%

23:17

07:05

01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 OK
19 OK
20 OK
21 Good
22 OK
23 OK
00 Bad

Sun - Rise: 04:58, Set: 21:38, Transit: 13:18. Moon - Rise: 23:17, Set: 07:05. Civil Dark: 22:27 - 04:09. Nautical Dark: 23:44 - 02:52. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
96
94
95
94
94
95
96
97
94
91
85
84
84
85
70
51
31
23
17
10
20
29
39

Low Clouds (% Sky Obscured)

87
79
71
76
82
87
86
86
87
89
89
85
69
53
38
35
32
29
17
8
0
4
9
14

Medium Clouds (% Sky Obscured)

0
0
0
1
2
3
16
28
41
38
35
32
30
29
29
20
11
2
3
4
5
5
4
4

High Clouds (% Sky Obscured)

52
44
34
22
12
7
27
46
50
43
33
27
24
14
7
5
3
1
2
3
4
5
7
9

ISS Passover

Visibility (miles)

0
0
0
0
2
3
5
3
2
0
3
6
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

38
31
23
28
25
17
22
22
18
25
30
34
33
29
25
24
19
12
11
8
1
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
14
14
15
14
13
12
12
12
12
12
13
14
14
14
15
14
13
13
10
7
5
4
4

Chance of Frost

Temperature (°C)

16
16
15
14
14
14
14
15
15
15
16
17
17
17
17
18
17
17
16
15
14
12
11
11

Feels Like (°C)

13
14
14
13
13
13
13
12
13
13
14
14
15
14
14
13
13
14
15
14
14
14
13
12

Dew Point (°C)

16
16
15
14
14
14
14
14
15
15
15
16
16
14
13
12
11
11
11
11
11
11
10
10

Relative Humidity (%)

98
98
98
96
98
96
95
96
96
96
95
93
92
82
76
70
69
69
69
75
84
93
93
93

Pressure (mb)

1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1020
1020
1020
1021
1021
1021
1021
1021
1022
1022
1023
1023
1024
1024

Ozone (du)

316
316
316
316
316
317
317
318
318
319
320
321
322
323
324
324
325
326
327
327
328
328
327
326

Friday 3

Waning Gibbous 91%

23:31

08:22

Sun - Rise: 04:59, Set: 21:38, Transit: 13:18. Moon - Rise: 23:31, Set: 08:22. Civil Dark: 22:26 - 04:10. Nautical Dark: 23:43 - 02:54. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Rhayader, Powys, United Kingdom (52.27,-3.57)

Generated: 27/06/26 01:50:52. Forecast: 27/06/26 to 03/07/26. Timezone: UTC+1.00