Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 27

Waxing Crescent 45%

13:02

23:11

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

Sun - Rise: 07:54, Set: 16:23, Transit: 12:08. Moon - Rise: 13:02, Set: 23:11. Civil Dark: 17:00 - 07:17. Nautical Dark: 17:41 - 06:37. Astro Dark: 18:20 - 05:58

Total Clouds (% Sky Obscured)

100
100
100
96
97
98
99
93
35
60
97
97
91
100
100
98
100
100
100
100
100
34
63
34

Low Clouds (% Sky Obscured)

100
86
97
90
84
84
95
86
31
46
53
7
27
28
0
28
42
25
28
43
36
31
47
34

Medium Clouds (% Sky Obscured)

61
53
46
26
4
42
98
24
0
4
0
27
30
84
83
92
100
100
100
50
1
0
28
6

High Clouds (% Sky Obscured)

99
97
83
87
96
21
30
47
12
17
69
62
60
98
77
88
97
98
100
100
41
0
4
3

ISS Passover

Visibility (miles)

9
7
6
6
9
9
9
7
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
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
9
18
21
52
61
11
2
0
0
0
0
0
1
2
13
16
9
16
22
5
13

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

17
17
19
20
19
19
18
17
16
13
12
12
11
12
12
12
12
12
12
13
15
17
17
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
12
13
13
13
13
12
12
11
10
9
9
8
8
8
8
8
8
8
7
7
7
7
7

Relative Humidity (%)

93
95
96
96
95
93
92
95
90
89
88
88
87
84
84
87
84
84
84
80
81
83
78
78

Pressure (mb)

1015
1015
1014
1014
1014
1014
1014
1014
1014
1015
1015
1016
1016
1016
1016
1016
1015
1015
1015
1014
1014
1014
1014
1014

Ozone (du)

250
248
248
247
247
249
250
251
250
252
254
257
259
260
263
266
263
263
264
267
268
270
272
275

Friday 28

First Quarter 55%

13:16

00:29

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

Sun - Rise: 07:56, Set: 16:22, Transit: 12:08. Moon - Rise: 13:16, Set: 00:29. Civil Dark: 17:00 - 07:18. Nautical Dark: 17:40 - 06:38. Astro Dark: 18:19 - 05:59

Total Clouds (% Sky Obscured)

79
70
75
78
51
52
100
100
100
99
100
100
100
100
99
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

64
56
57
50
49
48
25
35
30
24
6
48
61
62
58
81
97
82
100
100
94
100
77
71

Medium Clouds (% Sky Obscured)

47
44
29
49
0
1
100
100
99
91
100
99
96
100
80
87
83
98
100
100
100
100
100
55

High Clouds (% Sky Obscured)

4
6
70
65
51
32
100
55
100
98
77
99
84
99
64
95
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
8
9
9
9
9
9
9
9
9
9
9
9
9
9
6
4
7
4
4
5
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None

Precipitation Probability (%)

21
37
32
24
15
0
0
0
0
6
6
37
42
65
84
95
95
95
95
95
95
95
81
28

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.8
1.1
0.9
1.1
1.2
1.2
2
0.4
0

Wind Speed/Direction (mph)

21
24
25
25
22
21
18
15
12
12
12
13
15
17
19
22
23
25
20
19
18
18
15
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
80
81
84
80
77
71
70
73
74
78
80
84
84
84
87
90
91
95
90
90
88
83
81

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1013
1013
1012
1010
1009
1008
1007
1006
1005
1004
1003
1002
1002
1002

Ozone (du)

275
276
278
279
279
280
283
284
286
288
291
292
296
300
302
302
301
301
303
306
309
312
316
322

Saturday 29

Waxing Gibbous 66%

13:30

01:49

10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 OK
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 OK
09 Bad

Sun - Rise: 07:57, Set: 16:22, Transit: 12:09. Moon - Rise: 13:30, Set: 01:49. Civil Dark: 16:59 - 07:20. Nautical Dark: 17:40 - 06:39. Astro Dark: 18:19 - 06:00

Total Clouds (% Sky Obscured)

100
100
100
93
35
26
40
16
36
45
77
64
22
37
29
35
13
35
50
53
45
31
24
30

Low Clouds (% Sky Obscured)

73
73
57
50
35
26
40
16
36
44
51
49
22
37
29
34
13
35
44
44
39
31
24
30

Medium Clouds (% Sky Obscured)

50
50
0
0
0
0
2
2
2
1
36
19
1
3
8
29
3
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
65
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
6
6
6
7
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 (%)

30
17
4
8
13
27
18
19
34
36
37
22
37
44
40
34
34
26
11
9
20
24
16
28

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)

17
17
18
18
17
16
15
15
17
18
18
20
20
19
18
17
16
16
16
14
12
11
10
9

Chance of Frost

Temperature (°C)

9
9
8
8
8
8
8
8
8
8
8
8
8
8
8
8
7
8
8
8
8
7
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
74
68
67
67
68
70
73
74
75
73
75
70
71
71
77
79
75
71
70
70
69
70
73

Pressure (mb)

1003
1004
1004
1004
1004
1004
1004
1005
1006
1006
1007
1008
1009
1009
1010
1011
1012
1012
1013
1013
1014
1014
1015
1015

Ozone (du)

330
339
337
342
341
344
345
346
348
347
348
349
347
345
343
345
346
343
333
330
330
327
324
323

Sunday 30

Waxing Gibbous 77%

13:44

03:12

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

Sun - Rise: 07:58, Set: 16:21, Transit: 12:09. Moon - Rise: 13:44, Set: 03:12. Civil Dark: 16:59 - 07:21. Nautical Dark: 17:39 - 06:40. Astro Dark: 18:18 - 06:01

Total Clouds (% Sky Obscured)

34
54
59
61
68
78
88
88
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

34
45
41
37
35
37
38
41
45
48
58
65
91
99
99
98
96
93
90
86
82
78
74
72

Medium Clouds (% Sky Obscured)

0
0
0
0
2
23
44
56
78
95
92
100
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

2
49
54
61
68
75
82
79
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
83

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
5
3
4
3
3
3
3
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

24
11
14
13
14
5
4
3
5
3
2
12
32
62
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.7
1.3
2
2.1
2.1
2
1.3
1.1
1.4
1.4

Wind Speed/Direction (mph)

10
11
13
11
10
9
8
7
6
7
8
11
14
17
20
22
24
27
27
26
26
25
23
23

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
2
2
2
3
3
3
3
2
2
3
4
4
5
5
7
8
9
9
10
11
11
12
11

Relative Humidity (%)

70
65
64
65
68
71
74
73
71
72
74
75
74
74
73
84
88
91
93
95
95
95
96
95

Pressure (mb)

1015
1016
1016
1015
1015
1015
1015
1015
1015
1014
1014
1013
1012
1011
1010
1008
1006
1004
1002
1001
1000
999
998
997

Ozone (du)

322
320
318
310
306
304
300
295
289
284
282
278
275
273
269
266
264
263
263
261
261
259
258
261

Monday 1

Waxing Gibbous 86%

13:59

04:40

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

Sun - Rise: 08:00, Set: 16:21, Transit: 12:09. Moon - Rise: 13:59, Set: 04:40. Civil Dark: 16:58 - 07:22. Nautical Dark: 17:39 - 06:41. Astro Dark: 18:18 - 06:02

Total Clouds (% Sky Obscured)

100
100
98
95
93
95
98
91
72
56
37
60
82
100
99
98
97
93
91
89
88
88
99
84

Low Clouds (% Sky Obscured)

71
69
71
65
72
69
49
46
42
43
37
40
40
40
49
58
68
61
54
47
41
35
30
36

Medium Clouds (% Sky Obscured)

100
100
93
83
80
87
94
35
17
12
3
49
82
97
87
74
59
51
48
46
65
83
92
71

High Clouds (% Sky Obscured)

60
40
41
46
39
42
14
0
0
0
0
24
46
90
89
89
87
74
70
71
63
44
19
10

ISS Passover

Visibility (miles)

9
9
9
9
1
4
9
9
9
9
9
9
9
6
5
7
8
9
8
7
6
6
7
7

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

Precipitation Probability (%)

95
65
48
95
95
68
51
47
50
41
22
34
42
55
79
76
71
79
79
70
67
58
55
57

Precipitation Amount (mm)

0.9
0.2
0
0.8
0.5
0.3
0.2
0
0.2
0
0
0
0
0
0.4
0.4
0.3
0.4
0.5
0.3
0.3
0.2
0.2
0.2

Wind Speed/Direction (mph)

22
20
20
22
23
21
19
19
18
17
17
15
15
15
16
15
14
13
12
11
10
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
10
10
10
10
8
6
5
5
5
4
4
4
4
5
5
5
5
4
4
4
4
4
4

Relative Humidity (%)

92
89
90
88
91
87
80
77
77
77
74
71
74
75
77
78
79
79
78
77
77
77
75
75

Pressure (mb)

997
996
995
995
995
996
996
997
997
998
998
999
999
999
999
999
999
999
998
998
998
998
999
999

Ozone (du)

264
267
270
272
275
285
300
307
310
322
322
322
322
323
325
327
328
329
329
329
329
330
330
331

Tuesday 2

Waxing Gibbous 94%

14:18

06:12

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

Sun - Rise: 08:01, Set: 16:20, Transit: 12:10. Moon - Rise: 14:18, Set: 06:12. Civil Dark: 16:58 - 07:23. Nautical Dark: 17:39 - 06:42. Astro Dark: 18:18 - 06:03

Total Clouds (% Sky Obscured)

67
50
59
64
73
75
78
71
69
84
100
80
59
38
39
39
40
43
45
47
61
78
94
82

Low Clouds (% Sky Obscured)

41
43
35
35
33
37
42
47
49
49
47
44
41
38
39
39
40
42
44
47
45
43
42
47

Medium Clouds (% Sky Obscured)

49
28
43
50
54
42
37
33
55
77
100
80
58
34
26
12
2
6
12
18
12
6
0
8

High Clouds (% Sky Obscured)

6
2
28
48
65
49
37
36
53
69
93
71
45
16
13
20
16
15
12
8
28
53
83
57

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

58
58
60
59
56
56
49
48
55
60
63
57
52
46
41
36
35
31
26
7
17
21
26
41

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

8
9
9
9
9
9
8
8
7
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8

Feels Like (°C)

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

Dew Point (°C)

4
4
4
4
4
4
4
4
5
5
4
4
4
5
5
5
5
5
5
4
4
4
5
5

Relative Humidity (%)

73
70
69
69
70
70
74
78
82
81
79
77
78
79
79
79
79
78
78
78
78
78
79
81

Pressure (mb)

999
999
999
999
999
1000
1000
1000
1001
1002
1002
1003
1004
1005
1005
1006
1007
1008
1008
1009
1010
1010
1011
1012

Ozone (du)

329
327
325
325
325
325
325
325
326
327
328
329
329
329
329
328
327
326
323
320
317
318
320
321

Wednesday 3

Waxing Gibbous 98%

14:44

07:46

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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 08:02, Set: 16:20, Transit: 12:10. Moon - Rise: 14:44, Set: 07:46. Civil Dark: 16:57 - 07:24. Nautical Dark: 17:38 - 06:43. Astro Dark: 18:17 - 06:04

Total Clouds (% Sky Obscured)

69
57
50
42
34
49
73
93
96
99
99
99
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

52
49
43
37
28
33
39
46
48
53
56
63
66
73
73
76
77
85
92
100

Medium Clouds (% Sky Obscured)

15
21
22
25
26
30
38
47
58
74
87
92
96
100
100
100
100
95
90
86

High Clouds (% Sky Obscured)

28
0
0
0
0
10
20
25
25
30
35
57
78
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

43
36
38
35
15
22
20
19
29
36
37
65
88
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.6
1.2
1.5
1.6
1.3
1.2
1.2

Wind Speed/Direction (mph)

10
11
12
12
13
14
14
15
15
16
17
18
19
20
21
20
21
23
25
27

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
5
5
5
5
4
5
6
6
7
8
8
9
9
10
9
8
7
6
5

Relative Humidity (%)

78
76
74
73
72
72
74
77
80
82
85
87
90
91
95
91
88
85
82
81

Pressure (mb)

1012
1012
1012
1012
1012
1012
1011
1011
1011
1010
1009
1008
1006
1004
1002
1001
999
998
996
995

Ozone (du)

319
317
315
312
309
307
305
304
302
302
303
303
309
316
322
329
336
342
353
364

Forecast for Constantine, Cornwall, United Kingdom (50.12,-5.17)

Generated: 27/11/25 10:13:48. Forecast: 27/11/25 to 03/12/25. Timezone: UTC+0.00