Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 27

Waxing Crescent 55%

13:07

22:55

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

Sun - Rise: 07:50, Set: 16:03, Transit: 11:57. Moon - Rise: 13:07, Set: 22:55. Civil Dark: 16:42 - 07:11. Nautical Dark: 17:25 - 06:29. Astro Dark: 18:05 - 05:48

Total Clouds (% Sky Obscured)

98
98
100
100
100
100
100
100
100
75
30
20
34
70
67
95
97
89
49
39
50
89
100
100

Low Clouds (% Sky Obscured)

27
44
57
61
63
72
63
53
64
62
30
20
34
70
67
92
72
67
35
31
14
32
26
32

Medium Clouds (% Sky Obscured)

3
2
13
87
100
100
100
100
41
3
0
0
3
0
4
36
23
21
7
37
32
70
74
70

High Clouds (% Sky Obscured)

88
98
100
100
75
93
100
100
100
50
0
1
0
0
14
4
39
79
49
3
50
89
100
60

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
8
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
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
1
0
0
0
0
0
3
9
37
48
31
6
2
0
0
0
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

12
10
9
10
12
12
11
11
11
11
12
13
16
18
22
22
23
22
17
15
12
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
93
91
90
88
87
87
88
88
87
90
91
82
77
71
76
81
83
84
85
88
85
85
87

Pressure (mb)

1012
1013
1013
1012
1013
1012
1012
1012
1012
1012
1012
1011
1011
1010
1009
1009
1008
1008
1009
1009
1009
1009
1010
1009

Ozone (du)

256
258
262
266
265
266
266
265
265
266
270
272
275
278
280
282
282
283
284
286
288
288
287
290

Friday 28

First Quarter 66%

13:18

00:15

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

Sun - Rise: 07:51, Set: 16:02, Transit: 11:57. Moon - Rise: 13:18, Set: 00:15. Civil Dark: 16:41 - 07:12. Nautical Dark: 17:24 - 06:30. Astro Dark: 18:04 - 05:49

Total Clouds (% Sky Obscured)

100
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
97
100

Low Clouds (% Sky Obscured)

61
72
71
79
98
91
100
100
91
100
89
100
100
100
100
94
96
89
74
83
85
85
88
82

Medium Clouds (% Sky Obscured)

44
63
55
77
91
100
100
100
99
100
100
100
100
100
81
100
100
100
100
99
71
88
94
68

High Clouds (% Sky Obscured)

100
45
5
12
78
85
97
48
63
64
100
100
100
100
100
100
100
100
85
80
80
80
0
0

ISS Passover

Visibility (miles)

9
9
8
8
8
9
3
2
1
2
8
4
9
8
9
9
9
9
9
9
9
9
8
5

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
9
0

Precipitation Type

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

Precipitation Probability (%)

24
57
70
90
95
95
95
95
95
95
95
95
95
95
95
95
76
76
50
30
27
46
47
41

Precipitation Amount (mm)

0
0.3
0.4
0.6
0.5
1
1.7
2.5
1.8
1.2
1
1
1.3
0.7
1.1
0.8
0.4
0.5
0
0
0
0
0.2
0

Wind Speed/Direction (mph)

9
11
13
12
10
11
10
6
5
3
3
4
4
7
9
9
11
11
11
12
13
12
11
12

Chance of Frost

Temperature (°C)

7
7
7
6
7
6
6
6
7
7
7
7
7
7
7
7
7
6
6
5
5
5
5
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
88
90
90
88
87
91
98
96
96
96
98
96
91
88
84
84
87
90
88
91
94
96
94

Pressure (mb)

1009
1008
1008
1007
1006
1005
1005
1004
1004
1003
1003
1003
1003
1003
1002
1002
1002
1002
1002
1002
1003
1004
1004
1005

Ozone (du)

293
295
297
297
297
298
302
303
305
308
313
319
322
327
331
334
337
338
343
348
345
346
344
346

Saturday 29

Waxing Gibbous 77%

13:30

01:37

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
12 Bad
13 Bad
14 OK
15 Good
16 Good
17 Good
18 OK
19 Bad
20 OK
21 Bad

Sun - Rise: 07:53, Set: 16:02, Transit: 11:57. Moon - Rise: 13:30, Set: 01:37. Civil Dark: 16:41 - 07:14. Nautical Dark: 17:24 - 06:31. Astro Dark: 18:04 - 05:51

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
79
85
60
59
46
47
68
62
39
2
2
2
11
40
19
56

Low Clouds (% Sky Obscured)

83
81
58
55
71
61
63
77
64
46
50
44
42
44
68
57
37
1
1
1
1
1
1
9

Medium Clouds (% Sky Obscured)

68
80
48
45
33
36
28
30
79
83
14
8
0
0
0
4
6
0
0
0
0
0
0
6

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
6
20
7
20

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 (%)

37
33
21
8
7
13
15
14
12
3
1
1
1
1
3
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)

14
14
14
14
15
15
15
14
14
13
10
9
10
11
11
10
10
8
7
6
5
4
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

0
0
0
0
-1
-1
-2
-2
-1
-1
-1
1
2
3
4
3
4
4
3
2
2
1
-1
-1

Dew Point (°C)

3
2
2
2
1
1
1
1
2
2
2
2
2
2
2
2
2
3
2
2
2
1
1
1

Relative Humidity (%)

88
88
88
86
85
85
86
89
93
89
91
89
83
78
74
71
74
80
86
89
91
93
91
93

Pressure (mb)

1005
1006
1006
1007
1008
1008
1009
1009
1010
1011
1012
1012
1013
1013
1013
1013
1014
1014
1014
1014
1015
1014
1014
1014

Ozone (du)

350
345
343
342
341
338
340
341
345
350
348
344
339
333
330
326
324
321
318
314
311
309
307
304

Sunday 30

Waxing Gibbous 86%

13:43

03:02

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

Sun - Rise: 07:54, Set: 16:01, Transit: 11:58. Moon - Rise: 13:43, Set: 03:02. Civil Dark: 16:40 - 07:15. Nautical Dark: 17:23 - 06:32. Astro Dark: 18:04 - 05:52

Total Clouds (% Sky Obscured)

66
77
85
90
95
96
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

16
25
27
31
35
53
71
89
89
90
90
91
91
91
89
87
86
80
74
67
68
68
68
74

Medium Clouds (% Sky Obscured)

13
64
78
85
91
89
87
89
93
74
98
100
100
100
99
94
100
82
99
100
100
93
63
56

High Clouds (% Sky Obscured)

20
25
22
20
22
48
76
100
100
100
100
100
100
100
98
95
93
95
98
100
77
48
27
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
9
9
5
3
2
4
9
4
9
9
9
8
6
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
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

0
0
0
0
1
12
28
58
61
73
95
95
95
95
95
95
95
95
95
95
95
65
32
53

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0.2
0.3
0.6
1.3
1.7
1.3
0.9
1
1.4
1.1
1.2
1.4
0.8
0.3
0
0

Wind Speed/Direction (mph)

5
5
6
6
7
8
10
13
17
18
20
22
22
22
22
21
19
19
19
20
21
21
22
23

Chance of Frost

Temperature (°C)

2
2
2
3
3
4
5
6
7
7
8
9
9
10
10
11
11
11
11
11
11
11
10
10

Feels Like (°C)

-2
-1
-1
-1
-0
0
1
1
1
1
2
2
3
3
5
5
6
6
5
5
4
4
3
2

Dew Point (°C)

1
1
1
1
2
2
3
4
5
6
7
8
8
9
9
10
10
10
10
10
10
10
9
9

Relative Humidity (%)

93
93
93
89
89
88
86
88
90
91
91
93
93
93
93
95
95
95
95
93
93
93
91
91

Pressure (mb)

1014
1013
1012
1011
1010
1009
1008
1006
1005
1004
1003
1002
1000
999
998
997
995
994
994
993
993
993
993
992

Ozone (du)

301
297
293
288
285
280
277
272
269
270
270
269
267
265
265
264
264
266
268
270
270
272
273
275

Monday 1

Waxing Gibbous 94%

14:00

04:32

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

Sun - Rise: 07:56, Set: 16:00, Transit: 11:58. Moon - Rise: 14:00, Set: 04:32. Civil Dark: 16:40 - 07:16. Nautical Dark: 17:23 - 06:33. Astro Dark: 18:03 - 05:53

Total Clouds (% Sky Obscured)

98
97
98
99
100
100
97
80
96
67
60
60
59
74
96
97
100
87
76
68
73
79
84
83

Low Clouds (% Sky Obscured)

79
85
81
76
72
62
52
42
48
55
60
60
59
60
65
70
75
61
48
32
43
55
63
60

Medium Clouds (% Sky Obscured)

95
93
84
98
100
93
51
32
77
33
29
37
35
41
50
59
67
63
59
68
69
53
36
37

High Clouds (% Sky Obscured)

1
1
0
0
0
26
51
70
54
37
23
40
58
70
71
68
53
46
51
59
60
52
37
24

ISS Passover

Visibility (miles)

8
2
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
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

94
73
52
26
23
17
12
4
0
0
0
1
4
6
29
36
35
43
43
33
24
16
0
0

Precipitation Amount (mm)

0.6
0.4
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)

22
18
13
15
14
13
13
12
9
9
9
10
11
11
13
11
10
9
7
6
5
5
5
4

Chance of Frost

Temperature (°C)

10
9
7
8
8
7
7
6
6
5
6
6
7
8
9
9
8
8
7
7
6
6
5
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
91
94
87
85
87
85
83
90
90
91
91
90
85
84
85
87
88
90
91
93
91
91
93

Pressure (mb)

992
992
994
994
995
996
997
998
999
999
1000
1001
1001
1002
1002
1002
1002
1002
1002
1003
1003
1004
1004
1005

Ozone (du)

277
282
292
299
307
314
316
317
317
317
317
316
313
311
311
311
311
310
313
316
318
320
321
323

Tuesday 2

Waxing Gibbous 91%

14:23

06:08

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

Sun - Rise: 07:57, Set: 16:00, Transit: 11:58. Moon - Rise: 14:23, Set: 06:08. Civil Dark: 16:39 - 07:17. Nautical Dark: 17:22 - 06:35. Astro Dark: 18:03 - 05:54

Total Clouds (% Sky Obscured)

83
82
72
62
54
58
64
70
70
61
60
42
34
19
21
23
40
48
41
31
36
44
47
64

Low Clouds (% Sky Obscured)

57
58
53
48
43
56
64
70
70
61
60
42
34
19
21
23
28
29
35
31
36
44
47
62

Medium Clouds (% Sky Obscured)

39
42
30
18
5
5
3
2
5
9
16
11
6
0
10
20
30
20
8
0
0
0
0
1

High Clouds (% Sky Obscured)

22
27
25
22
20
15
10
4
20
37
54
42
34
19
21
11
0
0
0
0
0
0
1
26

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
1
3
1
1
1
4
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
5
5
5
5
5
5
6
5
5
5
5
6
6
6
5
5
4
4
4
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
3
3
3
3
3
4
4
4
4
4
4
4
3
7
8
8
6
6
6
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

93
93
94
93
93
93
93
93
93
93
93
94
90
87
82
84
87
88
90
91
93
93
93
94

Pressure (mb)

1005
1006
1006
1006
1007
1007
1007
1008
1008
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1009

Ozone (du)

322
322
322
324
327
329
331
332
333
333
333
333
335
337
339
333
327
321
319
317
316
313
310
308

Wednesday 3

Waxing Gibbous 98%

14:58

07:44

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:58, Set: 15:59, Transit: 11:59. Moon - Rise: 14:58, Set: 07:44. Civil Dark: 16:39 - 07:19. Nautical Dark: 17:22 - 06:36. Astro Dark: 18:03 - 05:55

Total Clouds (% Sky Obscured)

80
96
97
98
100
99
99
98
99
99
100
99
98
97
97
96
96
98
99
100

Low Clouds (% Sky Obscured)

74
82
73
68
62
68
73
80
85
90
95
94
92
90
90
89
89
91
93
95

Medium Clouds (% Sky Obscured)

1
2
35
67
100
99
99
98
99
99
100
99
98
96
94
93
91
91
90
90

High Clouds (% Sky Obscured)

51
76
58
36
15
21
30
39
45
54
59
53
53
51
47
39
39
52
63
68

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
7
5
4
5
7
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

Precipitation Type

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

Precipitation Probability (%)

0
0
2
3
4
21
32
41
62
80
95
95
95
95
93
76
50
49
51
54

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0.4
0.6
0.7
0.8
0.8
0.6
0.4
0
0
0
0

Wind Speed/Direction (mph)

6
6
7
8
10
11
13
15
17
18
19
20
17
15
15
16
18
22
20
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
93
91
91
88
90
90
91
91
91
93
91
93
95
90
87
84
82
79

Pressure (mb)

1008
1007
1006
1005
1004
1003
1001
1000
999
998
997
996
995
995
994
994
995
995
996
996

Ozone (du)

307
307
307
309
311
314
315
317
319
323
328
332
345
359
372
377
382
388
384
381

Forecast for Abbeymead, Gloucestershire, United Kingdom (51.85,-2.21)

Generated: 27/11/25 22:51:48. Forecast: 27/11/25 to 03/12/25. Timezone: UTC+0.00