Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 11

Waning Gibbous 100%

22:26

05:08

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

Sun - Rise: 05:10, Set: 21:26, Transit: 13:18. Moon - Rise: 22:26, Set: 05:08. Civil Dark: 22:11 - 04:25. Nautical Dark: 23:18 - 03:19. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

1
4
4
17
20
23
2
1
1
1
1
1
3
3
2
4
1
5
5
3
0
0
0
0

Low Clouds (% Sky Obscured)

0
3
4
16
20
20
0
0
0
0
0
0
0
0
0
3
0
5
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
2
0
0
0
0

High Clouds (% Sky Obscured)

1
4
2
4
2
10
2
1
1
1
1
1
3
3
2
3
1
0
0
0
0
0
0
0

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
9

Fog (%)

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

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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

5
5
4
3
3
3
3
2
3
4
4
4
4
3
2
1
2
4
5
5
4
4
5
5

Chance of Frost

Temperature (°C)

17
17
16
16
16
15
16
18
21
23
24
26
27
28
29
30
30
30
30
29
28
25
22
21

Feels Like (°C)

19
18
18
19
18
18
17
20
24
25
26
28
29
30
32
33
32
32
32
32
31
28
25
23

Dew Point (°C)

15
14
14
14
14
13
13
14
16
16
16
15
15
15
15
14
14
14
15
19
20
19
17
16

Relative Humidity (%)

85
86
87
87
87
87
86
81
73
65
58
53
48
43
41
38
37
37
41
53
63
69
72
71

Pressure (mb)

1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1019
1018
1018
1018
1017
1017
1017
1017
1018

Ozone (du)

321
320
320
319
320
320
321
321
321
322
321
321
321
321
321
322
322
323
322
323
322
321
321
320

Saturday 12

Waning Gibbous 98%

22:47

06:28

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

Sun - Rise: 05:11, Set: 21:26, Transit: 13:18. Moon - Rise: 22:47, Set: 06:28. Civil Dark: 22:10 - 04:26. Nautical Dark: 23:16 - 03:21. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
8
21
40
25
0
2
0
0
0
27
4

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
8
21
39
23
0
0
0
0
0
27
4

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
4
0
2
0
0
0
0
0

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
9

Fog (%)

2
1
1
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 (%)

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 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)

5
3
4
4
4
5
5
5
6
6
6
5
5
4
3
3
3
2
4
5
5
4
4
4

Chance of Frost

Temperature (°C)

20
19
18
17
17
16
16
18
21
22
24
25
27
28
29
30
30
30
30
29
27
24
22
20

Feels Like (°C)

22
21
20
19
18
17
17
19
22
24
26
27
28
30
32
33
33
33
33
32
29
26
24
22

Dew Point (°C)

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

Relative Humidity (%)

70
71
71
72
74
74
72
70
65
62
57
53
49
46
42
38
34
33
34
45
53
66
75
77

Pressure (mb)

1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1016
1016
1015
1015
1014
1014
1013
1013
1013
1013
1014
1014

Ozone (du)

320
320
320
320
321
322
322
321
322
322
323
325
326
326
327
328
328
328
327
327
326
325
326
326

Sunday 13

Waning Gibbous 95%

23:03

07:51

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

Sun - Rise: 05:12, Set: 21:25, Transit: 13:19. Moon - Rise: 23:03, Set: 07:51. Civil Dark: 22:09 - 04:28. Nautical Dark: 23:14 - 03:23. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
0
0
0
0
4
0
1
8
15
2
15
2
26
99
51
100
30
48
65
84
100
92
51

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
13
22
20
4
0
0
60
55
53
10
18

High Clouds (% Sky Obscured)

0
0
0
0
0
4
0
0
6
8
1
15
2
2
96
26
100
30
48
65
84
100
82
44

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
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
7
5
3
4
3
2

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)

4
4
3
4
5
6
6
6
10
11
11
10
9
7
6
3
3
5
6
7
7
7
7
7

Chance of Frost

Temperature (°C)

19
18
17
17
16
16
16
18
19
20
22
23
25
26
27
28
29
29
28
26
23
21
19
19

Feels Like (°C)

21
20
19
18
17
16
16
18
18
19
20
23
23
27
28
28
29
27
26
24
22
20
18
17

Dew Point (°C)

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

Relative Humidity (%)

77
77
76
74
73
74
75
72
65
59
52
46
44
44
42
37
32
31
35
45
54
58
63
69

Pressure (mb)

1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1012
1012
1011
1011
1010
1010
1010
1011
1011
1012
1012

Ozone (du)

326
325
324
323
324
326
326
322
321
320
320
321
321
320
319
318
318
320
321
325
328
336
344
345

Monday 14

Waning Gibbous 88%

23:16

09:14

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

Sun - Rise: 05:13, Set: 21:24, Transit: 13:19. Moon - Rise: 23:16, Set: 09:14. Civil Dark: 22:08 - 04:29. Nautical Dark: 23:12 - 03:25. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

41
43
46
50
42
44
65
75
86
96
87
77
52
32
60
18
20
35
50
55
65
65
65
70

Low Clouds (% Sky Obscured)

0
19
38
50
42
43
46
63
71
74
61
49
37
30
28
11
14
21
28
34
40
45
44
40

Medium Clouds (% Sky Obscured)

30
32
28
23
16
9
0
6
12
18
40
7
2
1
1
0
0
0
0
0
0
0
9
20

High Clouds (% Sky Obscured)

26
19
9
0
1
6
35
25
30
35
45
39
22
0
0
0
20
35
50
55
65
65
65
65

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
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 (%)

0
0
0
0
1
5
2
3
9
0
3
9
6
23
26
6
1
0
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)

8
7
7
7
8
8
9
10
12
14
14
15
15
16
18
18
18
19
18
17
15
13
12
11

Chance of Frost

Temperature (°C)

18
17
16
16
16
16
16
17
17
18
19
19
20
21
20
18
19
19
18
17
16
15
14
14

Feels Like (°C)

18
18
17
17
17
17
17
16
16
15
16
16
17
18
18
15
16
15
15
14
14
13
13
12

Dew Point (°C)

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

Relative Humidity (%)

77
89
93
96
96
96
96
92
88
74
62
63
63
59
68
75
60
54
56
61
71
75
80
82

Pressure (mb)

1012
1012
1012
1012
1012
1013
1013
1014
1014
1015
1015
1015
1016
1016
1016
1017
1017
1018
1018
1018
1019
1019
1020
1020

Ozone (du)

339
334
334
333
332
332
334
334
336
337
338
337
335
334
334
337
343
345
351
356
367
364
361
360

Tuesday 15

Waning Gibbous 80%

23:28

10:36

00 Bad
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

Sun - Rise: 05:15, Set: 21:23, Transit: 13:19. Moon - Rise: 23:28, Set: 10:36. Civil Dark: 22:07 - 04:31. Nautical Dark: 23:11 - 03:27. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

70
70
65
70
100
100
76
89
99
98
97
91
86
74
65
66
67
72
76
68
61
57
67
74

Low Clouds (% Sky Obscured)

36
26
16
6
19
33
46
46
45
44
45
45
46
48
53
55
40
25
11
27
43
57
54
52

Medium Clouds (% Sky Obscured)

34
36
36
35
39
43
47
49
51
49
49
49
45
46
39
30
25
15
10
5
1
1
21
39

High Clouds (% Sky Obscured)

65
70
65
70
100
100
76
88
76
70
44
23
3
18
31
43
45
44
43
37
38
50
40
29

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
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 (%)

0
0
0
0
0
0
0
1
2
4
8
6
3
11
14
14
15
16
12
14
12
4
5
5

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)

11
10
10
8
7
6
5
6
9
10
11
11
12
13
13
14
14
12
11
10
9
8
7
7

Chance of Frost

Temperature (°C)

14
14
14
13
13
13
13
14
16
17
18
19
20
21
21
21
20
20
20
19
18
17
16
15

Feels Like (°C)

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

Dew Point (°C)

11
11
11
11
11
11
11
11
10
10
10
10
9
10
10
10
9
10
10
11
12
13
14
13

Relative Humidity (%)

82
80
82
84
89
89
90
82
69
63
58
53
49
48
48
49
49
51
55
58
66
77
89
89

Pressure (mb)

1021
1021
1021
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023
1022
1022
1023
1023
1023
1023

Ozone (du)

360
361
355
347
342
340
337
334
331
330
327
325
324
322
320
318
317
315
314
312
311
310
309
307

Wednesday 16

Waning Gibbous 70%

23:40

11:58

00 Bad
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 OK
14 OK
15 Good
16 Good
17 Good
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good

Sun - Rise: 05:16, Set: 21:22, Transit: 13:19. Moon - Rise: 23:40, Set: 11:58. Civil Dark: 22:06 - 04:32. Nautical Dark: 23:09 - 03:29. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

79
76
73
67
74
82
98
86
76
65
68
67
63
40
24
9
8
6
3
5
6
5
3
1

Low Clouds (% Sky Obscured)

50
54
54
47
45
50
52
48
45
45
40
34
27
21
12
3
2
1
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

54
47
47
36
55
73
94
74
55
36
28
16
4
3
3
3
3
2
2
2
1
0
0
0

High Clouds (% Sky Obscured)

17
38
59
67
73
66
59
42
24
7
7
7
8
3
2
1
1
1
2
3
6
5
3
1

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
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 (%)

2
3
4
1
3
4
3
3
2
0
1
2
0
1
1
0
0
0
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)

7
7
6
6
6
5
4
4
4
5
6
7
7
8
8
8
8
8
8
9
7
6
4
3

Chance of Frost

Temperature (°C)

14
14
13
13
13
14
14
15
16
18
19
21
22
23
24
25
25
25
24
23
21
19
17
16

Feels Like (°C)

15
14
12
12
13
12
12
11
15
15
16
17
18
19
24
24
24
24
24
24
22
22
21
20

Dew Point (°C)

13
12
12
11
11
11
10
10
10
10
10
10
11
11
12
13
13
13
13
13
14
14
14
14

Relative Humidity (%)

89
92
90
90
89
83
78
73
66
59
54
51
48
46
46
46
46
48
51
54
63
71
82
85

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1021
1021
1021
1020
1020
1020
1020
1020
1020

Ozone (du)

305
302
301
300
299
298
297
296
295
295
294
294
294
294
295
296
297
298
298
299
298
298
297
297

Thursday 17

Waning Gibbous 59%

23:53

13:22

Sun - Rise: 05:17, Set: 21:21, Transit: 13:19. Moon - Rise: 23:53, Set: 13:22. Civil Dark: 22:04 - 04:33. Nautical Dark: 23:07 - 03:31. 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 Barry, Vale of Glamorgan, United Kingdom (51.40,-3.28)

Generated: 11/07/25 00:03:26. Forecast: 11/07/25 to 17/07/25. Timezone: UTC+1.00