Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 27

Waxing Crescent 45%

13:20

22:58

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

Sun - Rise: 08:11, Set: 16:01, Transit: 12:06. Moon - Rise: 13:20, Set: 22:58. Civil Dark: 16:43 - 07:29. Nautical Dark: 17:29 - 06:44. Astro Dark: 18:11 - 06:01

Total Clouds (% Sky Obscured)

100
99
93
87
18
21
18
18
19
26
17
18
18
50
72
69
93
96
90
85
89
82
67
30

Low Clouds (% Sky Obscured)

93
82
19
12
12
20
18
18
19
26
17
18
18
40
62
26
68
76
72
72
63
37
51
29

Medium Clouds (% Sky Obscured)

26
0
0
0
0
0
0
0
0
0
0
0
0
2
19
28
69
91
80
79
75
65
37
12

High Clouds (% Sky Obscured)

23
55
50
5
11
2
0
0
0
0
0
0
0
11
8
20
51
2
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
2
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
Light Rain
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

1
0
0
0
0
3
2
11
6
2
1
4
14
8
20
10
40
95
72
20
6
15
6
8

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

32
29
23
24
23
25
26
27
27
28
28
29
29
27
28
29
28
28
27
27
27
27
27
29

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
12
9
7
7
6
5
5
5
5
5
4
4
4
4
4
4
6
7
4
5
4
3
3

Relative Humidity (%)

90
90
77
76
76
74
76
76
76
75
74
73
73
72
72
73
73
81
91
75
78
72
68
69

Pressure (mb)

1001
1001
1001
1002
1003
1003
1003
1003
1004
1003
1003
1003
1003
1003
1002
1002
1001
1001
1001
1000
1000
1000
999
999

Ozone (du)

255
254
256
260
264
268
268
268
269
271
276
277
279
280
283
286
288
289
293
303
309
309
312
314

Friday 28

First Quarter 55%

13:29

00:22

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
12 Bad
13 Bad

Sun - Rise: 08:13, Set: 16:00, Transit: 12:06. Moon - Rise: 13:29, Set: 00:22. Civil Dark: 16:43 - 07:31. Nautical Dark: 17:28 - 06:45. Astro Dark: 18:11 - 06:02

Total Clouds (% Sky Obscured)

77
100
100
98
100
89
80
91
86
95
60
83
67
54
51
54
54
51
79
80
78
79
100
100

Low Clouds (% Sky Obscured)

56
77
75
85
77
81
76
87
79
85
52
70
47
47
47
40
42
51
70
61
67
71
66
77

Medium Clouds (% Sky Obscured)

50
100
100
86
62
66
60
48
3
44
30
77
44
39
43
38
44
48
72
72
63
68
100
100

High Clouds (% Sky Obscured)

0
2
5
34
72
2
1
2
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

26
45
45
33
43
73
46
40
40
37
40
39
24
25
34
37
34
48
54
52
46
55
49
41

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

30
29
31
31
30
27
23
22
20
18
14
12
10
8
5
2
2
4
6
6
8
9
15
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
73
84
82
74
80
77
78
84
84
81
82
82
85
87
85
85
82
81
79
76
72
69
66

Pressure (mb)

998
998
998
999
999
1000
1001
1002
1003
1003
1004
1004
1004
1004
1004
1004
1004
1003
1004
1004
1004
1004
1003
1003

Ozone (du)

314
312
310
312
313
314
316
318
320
323
327
335
340
341
344
346
343
341
339
341
343
343
343
342

Saturday 29

Waxing Gibbous 66%

13:37

01:47

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 OK
07 Bad
08 OK
09 OK
10 Good
11 OK
12 OK
13 OK

Sun - Rise: 08:14, Set: 16:00, Transit: 12:07. Moon - Rise: 13:37, Set: 01:47. Civil Dark: 16:42 - 07:32. Nautical Dark: 17:27 - 06:46. Astro Dark: 18:10 - 06:03

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
72
59
62
61
52
47
53
41
41
15
14
4
13
14
20

Low Clouds (% Sky Obscured)

51
62
58
53
47
47
44
42
43
39
39
42
19
2
5
21
21
30
14
13
4
13
14
20

Medium Clouds (% Sky Obscured)

100
100
100
100
28
17
30
97
64
21
13
11
24
34
24
30
21
12
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
47
30
30
30
35
30
30
2
1
0
0
0
0
0
0
0
0
0
0
0
0
2

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

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 (%)

47
28
13
8
6
5
4
3
1
1
1
2
2
2
7
12
3
3
3
1
2
2
8
6

Precipitation Amount (mm)

0.2
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)

21
22
22
23
22
21
20
20
21
20
20
19
18
18
18
18
17
15
13
11
10
10
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

0
1
1
1
1
1
0
0
0
1
1
0
1
1
1
1
1
1
0
0
0
1
1
1

Relative Humidity (%)

66
66
70
74
72
73
75
76
77
79
80
80
82
83
83
85
86
88
88
85
80
75
72
72

Pressure (mb)

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

Ozone (du)

342
340
334
335
337
337
338
343
344
345
349
349
351
350
347
341
338
335
332
327
325
322
320
316

Sunday 30

Waxing Gibbous 77%

13:47

03:16

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
12 Bad
13 Bad

Sun - Rise: 08:16, Set: 15:59, Transit: 12:07. Moon - Rise: 13:47, Set: 03:16. Civil Dark: 16:41 - 07:33. Nautical Dark: 17:27 - 06:48. Astro Dark: 18:10 - 06:05

Total Clouds (% Sky Obscured)

75
48
65
47
79
90
94
96
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

26
22
18
15
34
45
70
65
64
61
71
80
90
93
96
100
99
99
98
98
97
96
93
88

Medium Clouds (% Sky Obscured)

0
9
18
29
32
66
79
83
92
100
100
100
100
100
100
100
100
100
100
100
100
100
91
79

High Clouds (% Sky Obscured)

45
18
28
7
8
20
30
35
54
75
83
92
100
100
100
100
100
100
100
100
100
100
100
94

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
7
4
6
4
3
3
3
2
0
0
0
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Moderate Rain
Light Rain
Light Rain

Precipitation Probability (%)

5
13
7
3
6
3
9
12
7
24
64
78
95
95
95
95
95
95
95
95
95
95
95
86

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.6
1.1
1.5
1.9
1.8
2.8
3.3
3.5
2.2
2.5
1
0.4

Wind Speed/Direction (mph)

8
9
8
7
6
5
5
5
7
9
11
15
19
23
24
26
28
26
25
25
24
24
23
23

Chance of Frost

Temperature (°C)

5
4
4
3
3
4
6
6
6
7
7
7
8
8
8
8
8
8
7
7
8
9
11
12

Feels Like (°C)

4
1
1
0
1
0
1
1
1
1
2
1
2
2
2
2
3
3
2
2
3
5
7
8

Dew Point (°C)

1
1
1
0
0
1
2
3
3
3
5
5
6
6
7
7
7
7
7
7
7
9
10
11

Relative Humidity (%)

76
79
80
82
80
79
76
79
79
78
84
91
91
91
93
95
93
95
94
94
96
98
96
96

Pressure (mb)

1012
1012
1012
1012
1012
1011
1010
1009
1008
1007
1006
1004
1003
1001
999
998
996
995
993
991
990
988
987
986

Ozone (du)

314
313
308
302
297
294
289
283
283
280
275
275
276
275
273
272
272
275
278
277
279
280
283
282

Monday 1

Waxing Gibbous 86%

14:00

04:51

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
12 Bad
13 Bad

Sun - Rise: 08:17, Set: 15:58, Transit: 12:07. Moon - Rise: 14:00, Set: 04:51. Civil Dark: 16:41 - 07:35. Nautical Dark: 17:26 - 06:49. Astro Dark: 18:09 - 06:06

Total Clouds (% Sky Obscured)

100
97
94
92
95
98
100
100
100
100
95
65
51
45
38
44
63
67
76
68
56
44
48
55

Low Clouds (% Sky Obscured)

82
79
81
85
72
81
100
87
64
51
45
41
35
34
35
44
63
67
76
64
49
37
40
41

Medium Clouds (% Sky Obscured)

64
83
84
84
81
96
100
100
100
97
87
52
23
15
7
0
0
0
0
1
3
4
20
32

High Clouds (% Sky Obscured)

100
86
73
65
70
65
65
65
66
47
36
12
0
0
0
0
0
0
0
3
7
10
15
19

ISS Passover

Visibility (miles)

1
1
0
3
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
Light Rain
None
Very Light Rain
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 (%)

95
95
95
57
57
74
77
68
52
34
35
26
6
15
15
10
22
22
21
26
27
23
33
38

Precipitation Amount (mm)

0.9
0.8
1
0
0.3
0.5
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
12
12
11
8
8
8
8
8
8
8
7
7
7
7
7
7
7
7
7
8
8
8
8

Feels Like (°C)

8
8
8
6
2
2
3
3
3
3
3
2
3
4
3
3
3
3
2
2
3
3
2
5

Dew Point (°C)

11
11
11
9
5
4
5
4
4
4
4
4
4
4
4
4
4
3
4
3
4
4
4
4

Relative Humidity (%)

95
96
95
84
79
78
81
77
78
79
79
78
78
79
81
79
79
78
77
75
74
73
71
73

Pressure (mb)

985
984
983
983
984
985
987
987
988
989
990
990
990
991
991
992
992
993
994
994
994
995
995
995

Ozone (du)

282
285
290
296
298
299
302
304
307
307
307
311
315
314
316
316
314
315
317
318
320
322
323
324

Tuesday 2

Waxing Gibbous 94%

14:00

06:31

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
12 Bad
13 Bad

Sun - Rise: 08:19, Set: 15:57, Transit: 12:08. Moon - Rise: 14:00, Set: 06:31. Civil Dark: 16:40 - 07:36. Nautical Dark: 17:26 - 06:50. Astro Dark: 18:09 - 06:07

Total Clouds (% Sky Obscured)

60
64
65
64
71
80
87
82
70
56
58
67
68
74
77
83
82
85
88
88
88
88
74
62

Low Clouds (% Sky Obscured)

42
49
56
63
68
73
79
65
54
41
45
49
54
64
77
83
81
78
75
73
68
65
59
53

Medium Clouds (% Sky Obscured)

36
17
11
7
10
16
34
42
46
46
36
38
36
48
48
48
33
21
14
27
40
56
40
19

High Clouds (% Sky Obscured)

23
22
18
17
26
32
38
38
43
45
50
56
62
56
60
69
82
85
85
76
68
59
37
18

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

39
52
49
34
57
68
57
70
52
26
33
28
16
31
34
45
73
85
86
95
77
57
45
25

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
4
4
3
3
4
4
4
4
4
4
4
4
4
4
4
4
3
3
3
4
4
5
4

Relative Humidity (%)

75
78
75
73
73
75
78
82
81
79
79
81
81
81
84
83
85
85
86
86
84
82
81
81

Pressure (mb)

995
996
996
996
996
997
998
998
999
999
1000
1000
1001
1001
1001
1001
1001
1002
1002
1003
1003
1003
1003
1003

Ozone (du)

324
324
323
321
320
320
321
321
321
320
320
321
323
324
328
331
334
333
332
330
325
319
313
313

Wednesday 3

Waxing Gibbous 98%

14:19

08:12

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: 08:20, Set: 15:57, Transit: 12:08. Moon - Rise: 14:19, Set: 08:12. Civil Dark: 16:39 - 07:37. Nautical Dark: 17:25 - 06:51. Astro Dark: 18:08 - 06:08

Total Clouds (% Sky Obscured)

55
58
59
60
66
68
69
77
79
88
93
96
100
100
100
100
99
98
97
98
98
99

Low Clouds (% Sky Obscured)

46
43
40
37
36
35
35
42
50
56
63
71
77
80
84
88
88
89
90
94
97
99

Medium Clouds (% Sky Obscured)

0
3
5
8
5
2
0
8
17
26
50
74
99
99
98
98
96
93
91
93
95
96

High Clouds (% Sky Obscured)

1
6
13
17
29
38
46
47
41
48
70
83
100
82
64
43
49
53
59
60
64
66

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

15
38
49
43
57
42
29
34
29
27
28
29
31
43
54
65
84
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0.2
0.3
0.6
0.8
1
0.9
0.8
0.7

Wind Speed/Direction (mph)

15
16
16
14
14
14
14
14
14
14
15
17
18
19
21
22
25
25
26
27
25
22

Chance of Frost

Temperature (°C)

7
7
7
6
6
6
7
8
8
8
8
8
8
7
7
7
7
7
7
7
7
7

Feels Like (°C)

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

Dew Point (°C)

4
4
4
4
4
4
5
5
5
5
5
5
5
5
5
6
6
6
6
6
6
6

Relative Humidity (%)

81
81
84
86
88
85
82
79
78
79
79
81
82
85
87
88
91
91
91
93
91
90

Pressure (mb)

1003
1003
1003
1002
1002
1002
1002
1001
1000
1000
999
998
997
996
994
993
992
991
990
989
988
987

Ozone (du)

312
311
312
313
313
313
313
313
312
312
312
314
315
317
319
321
323
325
327
328
334
339

Forecast for Ballaugh, Isle of Man (54.31,-4.54)

Generated: 27/11/25 14:26:55. Forecast: 27/11/25 to 03/12/25. Timezone: UTC+0.00