Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 7

Waning Gibbous 86%

18:32

11:34

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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 08:03, Set: 16:01, Transit: 12:01. Moon - Rise: 18:32, Set: 11:34. Civil Dark: 16:40 - 07:23. Nautical Dark: 17:23 - 06:40. Astro Dark: 18:04 - 05:59

Total Clouds (% Sky Obscured)

100
100
100
89
85
100
82
68
75
67
69
66
68
74
89
98
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

95
85
100
79
74
69
77
64
69
64
63
60
63
25
44
55
43
44
48
39
44
57
58
64

Medium Clouds (% Sky Obscured)

91
90
67
37
16
0
0
0
0
0
0
0
59
56
6
4
14
62
41
100
100
100
99
64

High Clouds (% Sky Obscured)

100
99
60
30
77
100
61
21
14
0
0
3
64
68
89
55
86
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

3
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

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

Precipitation Probability (%)

95
57
25
6
10
8
1
0
0
0
0
3
0
0
0
2
25
38
4
1
12
50
37
71

Precipitation Amount (mm)

1.1
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0.5

Wind Speed/Direction (mph)

10
11
14
18
19
20
18
16
15
13
12
13
13
12
12
13
14
14
12
12
13
12
13
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
10
10
9
8
7
7
7
8
8
7
6
6
6
6
6
6
6
7
6
7
7
8
7

Dew Point (°C)

13
13
13
11
12
11
10
9
10
10
9
9
8
8
8
8
8
8
8
8
8
9
9
9

Relative Humidity (%)

95
95
95
86
90
89
86
87
91
91
90
90
88
87
88
88
88
88
87
84
85
85
86
81

Pressure (mb)

997
996
996
997
997
999
1000
1001
1003
1004
1004
1005
1006
1006
1005
1005
1005
1005
1005
1005
1006
1006
1007
1007

Ozone (du)

287
289
289
290
288
289
294
299
305
306
306
305
302
303
305
306
308
315
318
320
324
327
332
334

Monday 8

Waning Gibbous 77%

20:01

11:54

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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 08:04, Set: 16:00, Transit: 12:02. Moon - Rise: 20:01, Set: 11:54. Civil Dark: 16:40 - 07:24. Nautical Dark: 17:23 - 06:41. Astro Dark: 18:04 - 06:00

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

56
61
75
58
58
64
54
51
55
41
78
91
93
89
82
84
82
84
83
76
78
81
95
100

Medium Clouds (% Sky Obscured)

66
84
100
73
43
96
19
72
83
88
62
100
86
100
100
100
100
100
98
96
88
83
91
90

High Clouds (% Sky Obscured)

100
100
17
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
97
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
6
3
9
9
9
9
9
9
9
9
9
6
9
9
5
5
3
9
9
7
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

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

Precipitation Probability (%)

57
76
95
88
64
17
7
15
5
5
12
53
95
95
95
95
95
95
95
58
95
71
49
48

Precipitation Amount (mm)

0.2
0.5
0.8
0.5
0.3
0
0
0
0
0
0
0
1
1
0.8
1
1.4
1.7
1
0
0.7
0.2
0
0

Wind Speed/Direction (mph)

14
12
11
10
12
14
13
12
12
10
7
8
13
12
17
19
22
24
24
24
25
25
25
24

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
8
8
9
8
7
7
7
7
8
9
9
9
9
8
8
7
7
6
7
7
7
7
8

Dew Point (°C)

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

Relative Humidity (%)

81
83
87
92
88
88
88
88
88
91
95
95
95
95
93
90
90
90
90
90
89
89
87
86

Pressure (mb)

1007
1007
1007
1007
1007
1007
1008
1008
1008
1008
1008
1007
1007
1006
1005
1004
1003
1002
1001
1001
1000
1000
1000
1000

Ozone (du)

335
338
340
334
335
335
335
333
328
327
324
318
309
304
297
294
292
292
292
292
291
291
290
290

Tuesday 9

Waning Gibbous 67%

21:26

11:54

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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 OK
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 08:05, Set: 16:00, Transit: 12:02. Moon - Rise: 21:26, Set: 11:54. Civil Dark: 16:40 - 07:25. Nautical Dark: 17:23 - 06:42. Astro Dark: 18:04 - 06:01

Total Clouds (% Sky Obscured)

100
72
72
87
82
86
81
73
73
100
95
100
92
100
100
100
57
51
43
41
57
58
61
53

Low Clouds (% Sky Obscured)

100
57
55
77
64
50
53
41
29
37
51
51
51
51
56
53
47
25
28
33
37
42
47
48

Medium Clouds (% Sky Obscured)

92
72
72
87
82
86
81
73
73
100
24
33
20
25
37
0
0
3
3
0
3
3
0
0

High Clouds (% Sky Obscured)

67
2
0
20
1
23
25
15
31
73
66
41
40
50
57
71
1
35
24
19
28
20
10
0

ISS Passover

Visibility (miles)

9
9
7
8
9
9
7
4
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
1
3
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

45
56
47
62
56
77
95
81
12
26
36
13
25
44
25
5
1
4
1
0
0
1
13
1

Precipitation Amount (mm)

0
0.2
0
0.3
0
0.2
0.8
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

23
21
20
19
19
18
16
17
17
16
15
17
16
15
13
17
17
14
12
12
11
12
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
8
8
7
7
6
6
6
7
6
6
6
7
8
6
3
5
5
6
7
6
7
6

Dew Point (°C)

12
12
12
12
11
11
11
10
10
9
9
8
9
10
11
9
6
6
7
7
7
7
8
8

Relative Humidity (%)

86
90
90
90
90
89
92
92
90
86
81
81
83
90
93
87
78
76
84
84
84
87
85
84

Pressure (mb)

1000
1000
1000
1001
1001
1001
1002
1002
1002
1002
1002
1002
1001
1001
1001
1003
1006
1007
1009
1010
1011
1012
1013
1014

Ozone (du)

290
290
289
288
289
289
288
287
290
292
293
293
293
293
292
292
293
294
294
296
300
301
303
302

Wednesday 10

Waning Gibbous 57%

22:46

12:09

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

Sun - Rise: 08:06, Set: 16:00, Transit: 12:02. Moon - Rise: 22:46, Set: 12:09. Civil Dark: 16:40 - 07:26. Nautical Dark: 17:23 - 06:43. Astro Dark: 18:04 - 06:02

Total Clouds (% Sky Obscured)

41
32
34
39
43
41
51
32
23
16
16
13
13
20
18
27
75
80
61
59
53
50
51
47

Low Clouds (% Sky Obscured)

41
32
34
39
43
41
51
32
23
16
16
13
13
20
18
27
55
63
59
59
53
50
51
47

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
1
0
0
0
0
1
0
2
0
2
45
45
17
3
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
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
3
7
2
2
2
3
1
0
0
1
0
0
0
0
0
0
0
1
2
5
5
4
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)

13
12
12
10
9
8
7
6
6
5
5
5
5
4
3
3
4
5
5
6
6
6
7
9

Chance of Frost

Temperature (°C)

11
11
11
11
10
10
9
9
8
8
8
7
7
7
6
6
6
6
7
7
7
8
9
10

Feels Like (°C)

7
8
8
8
8
7
8
7
7
7
7
7
6
6
6
5
5
4
4
5
6
7
8
8

Dew Point (°C)

8
8
8
8
8
8
8
8
7
7
6
6
6
5
5
5
5
6
6
6
7
7
7
8

Relative Humidity (%)

81
81
83
85
88
90
91
93
93
93
91
91
91
88
90
91
93
94
96
94
96
91
88
88

Pressure (mb)

1015
1015
1016
1016
1017
1018
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1018
1018
1018
1018
1018
1017

Ozone (du)

305
310
308
310
308
309
308
308
308
308
309
308
307
307
311
313
313
314
315
318
320
323
325
328

Thursday 11

Third Quarter 46%

00:02

12:21

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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 08:07, Set: 16:00, Transit: 12:03. Moon - Rise: 00:02, Set: 12:21. Civil Dark: 16:40 - 07:27. Nautical Dark: 17:23 - 06:44. Astro Dark: 18:04 - 06:03

Total Clouds (% Sky Obscured)

58
69
87
91
91
65
99
92
69
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

56
65
74
71
68
62
59
57
53
61
69
77
78
80
81
56
30
0
0
4
3
11
11
11

Medium Clouds (% Sky Obscured)

5
11
59
70
69
55
98
86
64
64
59
59
41
24
12
20
31
53
62
71
77
82
79
79

High Clouds (% Sky Obscured)

1
2
2
23
47
65
47
36
14
55
79
100
99
98
95
89
86
81
88
96
100
100
100
100

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
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

7
7
1
5
5
4
13
15
14
25
27
46
86
95
95
81
49
21
16
13
3
5
8
11

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.7
0.7
0.6
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
9
9
9
10
9
9
7
7
8
8
9
8
7
8
9
9
9
9
9
7
7
7
7

Chance of Frost

Temperature (°C)

11
11
11
11
10
10
9
9
9
9
9
10
10
10
10
10
10
9
9
8
8
8
8
9

Feels Like (°C)

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

Dew Point (°C)

8
8
8
9
9
9
8
8
9
9
9
9
8
8
8
9
8
8
7
7
6
6
6
6

Relative Humidity (%)

83
83
84
88
91
93
93
95
96
96
98
95
87
88
90
91
90
90
88
88
88
87
85
84

Pressure (mb)

1016
1015
1015
1014
1014
1013
1013
1013
1013
1012
1012
1011
1011
1011
1010
1010
1010
1011
1011
1012
1012
1013
1013
1013

Ozone (du)

326
323
323
318
314
312
311
309
309
307
305
306
306
308
309
311
312
313
315
316
318
320
321
322

Friday 12

Waning Crescent 36%

01:14

12:32

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
01 Bad
02 OK
03 OK
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 08:08, Set: 16:00, Transit: 12:03. Moon - Rise: 01:14, Set: 12:32. Civil Dark: 16:40 - 07:28. Nautical Dark: 17:23 - 06:45. Astro Dark: 18:04 - 06:04

Total Clouds (% Sky Obscured)

89
78
64
72
79
85
86
89
94
97
97
96
65
34
8
21
48
70
83
93
100
99
98
97

Low Clouds (% Sky Obscured)

25
41
58
64
67
67
53
42
29
27
22
17
24
30
8
21
48
70
83
85
89
83
78
72

Medium Clouds (% Sky Obscured)

67
61
59
62
69
72
72
72
71
70
71
70
54
34
8
21
36
46
66
83
99
98
97
95

High Clouds (% Sky Obscured)

73
47
25
19
13
8
4
5
5
0
0
3
3
3
3
4
5
5
33
60
87
74
53
29

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

18
25
40
59
73
87
86
69
44
29
16
1
2
6
12
19
28
40
43
48
55
62
72
84

Precipitation Amount (mm)

0
0
0
0.2
0.4
0.6
0.6
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.3
0.5

Wind Speed/Direction (mph)

8
8
8
8
7
6
7
6
6
6
7
8
10
10
11
12
13
13
14
14
13
14
14
15

Chance of Frost

Temperature (°C)

10
9
9
9
9
8
7
7
7
6
7
7
7
7
7
8
8
9
9
9
10
10
10
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
85
88
91
90
90
90
88
87
87
87
88
87
88
87
87
85
85
84
85
85
87
87
88

Pressure (mb)

1013
1013
1013
1013
1013
1014
1014
1015
1015
1015
1015
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

323
322
320
319
317
315
313
314
315
317
320
324
328
332
336
340
340
341
341
342
342
343
343
344

Saturday 13

Waning Crescent 27%

02:26

12:42

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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 08:09, Set: 16:00, Transit: 12:04. Moon - Rise: 02:26, Set: 12:42. Civil Dark: 16:40 - 07:28. Nautical Dark: 17:23 - 06:45. Astro Dark: 18:04 - 06:04

Total Clouds (% Sky Obscured)

95
94
93
94
96
97
98
97
98
96
91
83
80
78
75
83
92
100

Low Clouds (% Sky Obscured)

71
69
67
72
78
83
79
71
75
70
66
71
78
78
75
83
91
94

Medium Clouds (% Sky Obscured)

94
93
93
78
63
47
43
40
36
39
42
45
43
41
47
61
63
65

High Clouds (% Sky Obscured)

33
37
41
61
77
85
88
88
89
80
72
65
80
78
75
83
92
100

ISS Passover

Visibility (miles)

2
2
3
3
5
7
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

Precipitation Type

Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
75
55
35
27
19
5
11
16
18
29
43
50

Precipitation Amount (mm)

0.6
0.6
0.7
1
0.9
0.9
0.4
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
17
19
21
17
14
12
11
12
12
11
12
12
12
12
12
12
13

Chance of Frost

Temperature (°C)

11
11
11
11
11
10
10
10
10
10
10
9
9
9
9
10
10
11

Feels Like (°C)

6
7
6
6
7
8
10
5
6
8
8
7
8
7
7
8
7
7

Dew Point (°C)

9
9
10
10
10
9
8
8
9
8
8
8
8
8
8
9
9
10

Relative Humidity (%)

88
88
91
92
91
90
91
91
93
91
91
90
90
90
91
91
93
95

Pressure (mb)

1014
1013
1012
1011
1012
1013
1014
1015
1015
1016
1016
1016
1016
1016
1016
1016
1015
1014

Ozone (du)

345
345
345
345
343
340
338
338
338
338
337
336
335
331
327
323
323
323

Forecast for Rangeworthy, South Gloucestershire, United Kingdom (51.58,-2.45)

Generated: 07/12/25 11:28:11. Forecast: 07/12/25 to 13/12/25. Timezone: UTC+0.00