Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 25

Waxing Crescent 25%

12:45

20:32

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

Sun - Rise: 07:52, Set: 16:19, Transit: 12:05. Moon - Rise: 12:45, Set: 20:32. Civil Dark: 16:57 - 07:14. Nautical Dark: 17:38 - 06:33. Astro Dark: 18:17 - 05:54

Total Clouds (% Sky Obscured)

38
45
29
43
34
28
32
46
44
45
54
60
71
69
86
84
99
100
100
100
100
95
98
96

Low Clouds (% Sky Obscured)

38
27
29
43
34
28
9
24
34
37
45
52
71
67
61
45
27
29
0
48
79
83
80
83

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
8
32
30
2
2
19
17
30
90
100
100
98
95
98
96

High Clouds (% Sky Obscured)

0
0
0
0
3
4
10
17
44
5
11
46
4
21
81
84
98
100
100
85
100
59
50
52

ISS Passover

Visibility (miles)

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

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
Very Light Rain

Precipitation Probability (%)

0
7
24
15
13
3
3
2
2
8
1
0
0
3
0
0
0
0
0
1
6
26
54
66

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
0.3

Wind Speed/Direction (mph)

13
12
11
9
8
6
5
4
3
2
1
1
2
3
4
4
4
5
5
6
7
8
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
75
77
81
85
84
83
83
83
83
83
83
82
83
83
83
82
85
85
85
86
85
81
87

Pressure (mb)

1019
1019
1019
1020
1021
1021
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1021

Ozone (du)

290
287
284
282
283
283
283
281
281
281
279
276
275
274
273
273
272
271
270
269
268
267
265
265

Wednesday 26

Waxing Crescent 34%

13:01

21:49

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
12 Bad

Sun - Rise: 07:53, Set: 16:18, Transit: 12:06. Moon - Rise: 13:01, Set: 21:49. Civil Dark: 16:56 - 07:16. Nautical Dark: 17:37 - 06:34. Astro Dark: 18:17 - 05:55

Total Clouds (% Sky Obscured)

97
97
98
100
100
100
100
100
100
100
100
95
98
99
99
99
100
100
99
99
100
100
100
100

Low Clouds (% Sky Obscured)

92
91
98
97
100
100
100
100
100
92
86
71
62
95
81
92
81
73
63
63
61
61
60
75

Medium Clouds (% Sky Obscured)

95
95
97
93
66
49
50
44
79
38
23
25
42
33
57
65
67
90
96
98
98
98
93
79

High Clouds (% Sky Obscured)

25
33
54
99
47
100
100
69
100
100
100
71
64
68
85
83
98
74
69
92
95
100
100
100

ISS Passover

Visibility (miles)

9
9
8
5
4
1
3
0
0
0
0
0
0
9
9
9
9
9
9
9
9
9
9
7

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
4
13
2
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

66
72
90
95
95
89
42
31
29
19
30
24
7
2
9
21
7
10
9
9
19
49
55
76

Precipitation Amount (mm)

0.3
0.3
0.7
1
0.8
0.6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
93
93
95
96
96
96
96
98
100
98
100
98
98
95
93
93
93
91
91
92
92
93
93

Pressure (mb)

1020
1020
1019
1018
1018
1018
1017
1017
1018
1018
1018
1018
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1015
1014

Ozone (du)

264
263
263
262
261
261
262
262
261
261
259
258
259
259
258
258
258
258
259
263
264
260
255
252

Thursday 27

Waxing Crescent 45%

13:01

23:07

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 OK
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 07:55, Set: 16:18, Transit: 12:06. Moon - Rise: 13:01, Set: 23:07. Civil Dark: 16:55 - 07:17. Nautical Dark: 17:37 - 06:36. Astro Dark: 18:16 - 05:56

Total Clouds (% Sky Obscured)

100
100
98
97
100
100
92
61
53
44
39
87
95
99
97
76
100
86
59
26
42
51
74
58

Low Clouds (% Sky Obscured)

68
100
91
89
100
100
92
47
37
44
39
47
49
44
36
37
31
33
31
26
42
51
74
58

Medium Clouds (% Sky Obscured)

99
94
32
20
58
45
30
0
0
4
3
28
36
52
48
55
59
39
18
0
16
33
44
50

High Clouds (% Sky Obscured)

95
59
84
54
70
59
46
27
19
3
4
45
40
35
40
24
100
85
51
5
2
0
2
3

ISS Passover

Visibility (miles)

3
3
1
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
8
0
0
2
2
1
1
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
Light Rain

Precipitation Probability (%)

84
92
37
30
45
28
9
0
1
0
0
14
6
17
4
2
2
5
4
4
16
28
35
70

Precipitation Amount (mm)

0.4
0.7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
95
93
95
89
92
91
91
91
93
91
93
91
88
88
88
90
90
87
85
84
84

Pressure (mb)

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

Ozone (du)

250
250
251
251
253
254
257
261
261
266
271
269
268
268
269
270
273
276
278
280
280
282
284
288

Friday 28

First Quarter 55%

13:15

00:26

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
12 Bad

Sun - Rise: 07:56, Set: 16:17, Transit: 12:06. Moon - Rise: 13:15, Set: 00:26. Civil Dark: 16:55 - 07:18. Nautical Dark: 17:36 - 06:37. Astro Dark: 18:16 - 05:57

Total Clouds (% Sky Obscured)

99
100
95
92
85
84
82
83
83
85
87
92
96
100
100
100
100
85
76
38
100
100
65
51

Low Clouds (% Sky Obscured)

74
68
60
54
45
59
61
62
61
59
57
56
51
53
69
79
89
73
69
38
67
68
57
51

Medium Clouds (% Sky Obscured)

55
97
82
63
45
40
38
30
55
63
68
81
87
35
35
35
38
85
76
38
100
100
53
43

High Clouds (% Sky Obscured)

40
40
35
30
20
20
25
30
40
62
73
90
96
18
25
35
55
55
60
38
80
86
65
51

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

85
93
71
47
21
28
28
27
57
78
95
95
46
27
35
48
67
95
95
95
95
95
95
95

Precipitation Amount (mm)

0.6
0.8
0.4
0
0
0
0
0
0
0.4
1.1
0.7
0
0
0
0
0.2
0.7
1
1.4
1.7
1.4
1.2
0.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
5
5
6
6
5
5
5
3
3
3
3
1
1
1
1
1
1
2
2
3
3
3
4

Dew Point (°C)

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

Relative Humidity (%)

85
83
84
84
88
91
90
87
85
87
90
93
88
85
78
73
73
74
75
75
78
75
77
76

Pressure (mb)

1011
1011
1010
1010
1010
1010
1010
1010
1009
1008
1007
1007
1007
1007
1007
1007
1006
1006
1005
1004
1004
1003
1002
1000

Ozone (du)

290
289
291
291
293
295
299
303
305
308
309
311
318
321
325
334
339
343
345
346
344
348
346
341

Saturday 29

Waxing Gibbous 66%

13:27

01:46

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
12 Bad

Sun - Rise: 07:58, Set: 16:16, Transit: 12:07. Moon - Rise: 13:27, Set: 01:46. Civil Dark: 16:54 - 07:20. Nautical Dark: 17:36 - 06:38. Astro Dark: 18:15 - 05:58

Total Clouds (% Sky Obscured)

70
83
56
71
47
81
66
78
82
84
87
85
87
88
97
97
97
82
66
50
53
55
58
75

Low Clouds (% Sky Obscured)

64
73
55
54
46
74
61
62
64
68
70
59
49
40
41
42
42
51
57
50
53
53
49
61

Medium Clouds (% Sky Obscured)

40
48
24
37
4
2
2
22
1
1
0
0
0
0
0
0
0
2
7
19
31
41
51
61

High Clouds (% Sky Obscured)

27
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
3
6
8
15

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

95
65
50
37
28
32
35
33
36
30
31
50
33
22
25
23
21
19
20
14
16
13
10
16

Precipitation Amount (mm)

0.7
0.3
0.2
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
16
22
21
20
20
19
18
17
16
15
14
13
13
12
12
12
11
9
7
5
4
4
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
74
71
73
72
70
71
74
75
74
75
75
77
79
79
81
81
81
82
84
85
81
77
72

Pressure (mb)

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

Ozone (du)

339
337
337
334
332
329
327
326
327
332
336
339
338
336
335
332
329
326
322
318
314
313
311
310

Sunday 30

Waxing Gibbous 77%

13:40

03:10

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
12 Bad

Sun - Rise: 07:59, Set: 16:16, Transit: 12:07. Moon - Rise: 13:40, Set: 03:10. Civil Dark: 16:54 - 07:21. Nautical Dark: 17:35 - 06:39. Astro Dark: 18:15 - 05:59

Total Clouds (% Sky Obscured)

87
100
100
100
100
100
100
100
100
100
100
100
100
100
99
97
96
97
99
100
88
77
65
72

Low Clouds (% Sky Obscured)

75
86
88
92
93
87
84
82
83
83
83
76
69
61
65
70
74
82
91
100
88
77
65
72

Medium Clouds (% Sky Obscured)

71
80
81
85
91
85
76
54
52
63
76
65
56
50
59
64
78
85
89
93
85
74
60
59

High Clouds (% Sky Obscured)

19
35
35
24
19
50
70
94
97
99
100
100
100
100
94
90
82
87
93
100
68
33
5
4

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

21
28
44
54
57
47
34
10
23
39
55
81
95
95
95
90
60
46
49
61
67
60
51
69

Precipitation Amount (mm)

0
0
0
0.2
0.2
0
0
0
0
0
0
0.4
0.7
0.9
0.8
0.6
0.2
0
0
0.3
0.4
0.3
0
0.3

Wind Speed/Direction (mph)

5
6
7
7
7
8
9
9
9
9
9
9
10
11
11
10
9
10
12
15
17
19
21
24

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
77
79
82
84
86
85
84
82
85
90
91
93
95
95
95
95
93
90
87
84
86
86
89

Pressure (mb)

1010
1010
1009
1009
1008
1008
1007
1006
1006
1005
1004
1004
1003
1002
1001
1001
1000
999
998
998
997
996
996
995

Ozone (du)

308
306
304
300
297
294
291
288
285
282
279
275
273
271
268
266
265
263
263
264
265
265
266
266

Monday 1

Waxing Gibbous 86%

13:55

04:39

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: 08:00, Set: 16:15, Transit: 12:07. Moon - Rise: 13:55, Set: 04:39. Civil Dark: 16:53 - 07:22. Nautical Dark: 17:35 - 06:40. Astro Dark: 18:14 - 06:01

Total Clouds (% Sky Obscured)

79
86
74
62
49
51
55
61
73
82
90
81
72
61
59
55
52

Low Clouds (% Sky Obscured)

79
80
70
62
49
51
54
54
58
62
67
66
61
55
59
55
52

Medium Clouds (% Sky Obscured)

61
59
40
20
0
15
28
39
45
54
58
45
33
16
15
19
23

High Clouds (% Sky Obscured)

4
3
4
4
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

85
95
81
56
32
39
42
45
57
62
66
78
75
69
68
62
56

Precipitation Amount (mm)

0.5
0.8
0.5
0.2
0
0
0
0
0.3
0.3
0.3
0.6
0.5
0.4
0.5
0.4
0.3

Wind Speed/Direction (mph)

25
26
28
28
30
31
29
27
25
26
27
27
27
28
28
26
24

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
6
6
6
6
6
1
0
-1
-1
-1
-1
-0
1
1
1
2

Dew Point (°C)

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

Relative Humidity (%)

86
84
81
81
81
81
81
84
84
84
82
84
80
77
74
74
75

Pressure (mb)

995
994
993
994
994
994
995
996
996
997
998
998
999
1000
1000
1001
1002

Ozone (du)

271
276
281
287
293
300
303
306
309
309
310
311
310
310
309
307
305

Forecast for Bude, Cornwall, United Kingdom (50.83,-4.54)

Generated: 25/11/25 12:18:52. Forecast: 25/11/25 to 01/12/25. Timezone: UTC+0.00