Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 26

Waxing Crescent 44%

13:03

23:01

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 OK
20 OK
21 Bad
22 Bad

Sun - Rise: 07:59, Set: 16:09, Transit: 12:04. Moon - Rise: 13:03, Set: 23:01. Civil Dark: 16:48 - 07:19. Nautical Dark: 17:31 - 06:36. Astro Dark: 18:12 - 05:55

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
99
100
99
97
99
100
94
46
37
29
34
41
62

Low Clouds (% Sky Obscured)

93
98
100
100
100
100
100
86
89
100
100
95
100
83
87
97
100
68
46
37
29
34
41
58

Medium Clouds (% Sky Obscured)

45
97
100
99
98
100
44
36
80
92
42
26
79
93
14
31
40
21
0
0
0
0
3
26

High Clouds (% Sky Obscured)

100
99
77
74
69
74
65
98
100
100
76
70
35
28
2
4
1
18
7
3
6
3
3
21

ISS Passover

Visibility (miles)

1
2
2
1
1
0
1
6
7
5
0
0
0
0
1
1
4
5
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
Light Rain
None
None
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
59
54
54
37
51
52
35
25
73
51
24
32
35
53
42
7
4
4
1
16
18

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.4
0
0
0.6
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
16
15
16
15
15
16
17
15
15
16
17
16
18
19
20
20
23
23
21
22
21
21
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
98
98
96
96
95
96
96
98
98
98
96
96
95
95
92
88
85
84
84
84

Pressure (mb)

1014
1013
1013
1012
1012
1012
1011
1011
1011
1011
1010
1010
1009
1009
1008
1008
1008
1007
1008
1009
1009
1010
1010
1010

Ozone (du)

258
258
257
255
255
255
256
255
255
255
256
258
259
257
255
254
252
250
250
252
255
258
262
267

Thursday 27

Waxing Crescent 55%

13:15

23:01

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
22 Bad

Sun - Rise: 08:00, Set: 16:08, Transit: 12:04. Moon - Rise: 13:15, Set: 23:01. Civil Dark: 16:48 - 07:20. Nautical Dark: 17:31 - 06:37. Astro Dark: 18:12 - 05:56

Total Clouds (% Sky Obscured)

90
52
55
51
93
85
91
92
100
100
100
87
100
35
46
67
89
77
61
64
75
81
91
92

Low Clouds (% Sky Obscured)

59
44
47
33
45
49
56
82
72
100
23
54
55
35
46
51
48
44
41
47
57
56
55
38

Medium Clouds (% Sky Obscured)

3
1
1
4
35
29
34
66
99
100
100
79
100
7
22
21
42
32
24
51
44
66
79
71

High Clouds (% Sky Obscured)

90
15
20
25
4
1
0
2
0
0
0
0
0
0
0
0
0
0
0
0
2
0
50
34

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

20
18
23
20
29
44
55
81
90
95
81
58
49
40
45
55
55
40
29
36
38
29
20
34

Precipitation Amount (mm)

0
0
0
0
0
0.2
0.3
0.7
0.9
1
0.4
0.3
0
0
0.2
0.3
0.5
0.2
0
0
0.2
0
0
0

Wind Speed/Direction (mph)

22
23
22
21
19
20
20
21
22
24
26
25
26
27
26
27
25
25
23
22
21
19
16
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
81
82
81
80
81
84
84
85
78
78
76
74
72
73
73
74
74
75
74
75
75
77
81

Pressure (mb)

1010
1010
1010
1009
1009
1008
1008
1008
1007
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1009
1009
1010
1010
1009

Ozone (du)

267
266
267
266
267
270
274
276
279
280
282
287
293
300
312
311
311
313
307
306
307
308
309
312

Friday 28

First Quarter 66%

13:26

00:22

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 OK
20 Bad
21 Bad
22 Bad

Sun - Rise: 08:02, Set: 16:07, Transit: 12:04. Moon - Rise: 13:26, Set: 00:22. Civil Dark: 16:47 - 07:22. Nautical Dark: 17:30 - 06:39. Astro Dark: 18:11 - 05:58

Total Clouds (% Sky Obscured)

96
100
100
100
100
100
100
100
100
100
99
99
99
90
56
85
79
54
45
79
12
20
16
27

Low Clouds (% Sky Obscured)

34
49
85
86
82
78
81
95
98
78
96
86
85
90
56
85
66
54
45
79
12
20
16
27

Medium Clouds (% Sky Obscured)

88
100
100
100
100
74
76
80
57
58
36
28
19
6
3
23
72
48
45
30
12
20
16
27

High Clouds (% Sky Obscured)

44
86
100
100
100
100
100
100
73
48
32
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
2
4
4
9
9
9
9
5
8
7
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
7
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
76
68
58
70
95
95
67
49
37
30
34
32
26
33
32
20
34
49
49
48

Precipitation Amount (mm)

1.3
1.2
1.8
1.1
0.2
0
0
0
0.5
0.8
0.3
0
0
0
0
0
0
0
0
0
0
0.2
0
0

Wind Speed/Direction (mph)

12
11
12
13
16
19
22
24
26
25
21
15
16
18
18
17
17
17
16
16
16
15
15
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
91
88
91
90
87
88
87
94
93
91
85
85
85
82
75
75
79
80
83
83
82
80
79

Pressure (mb)

1008
1007
1005
1004
1002
1000
999
999
999
999
999
999
999
999
999
999
999
999
1000
1000
1000
1000
1000
1000

Ozone (du)

317
322
322
326
328
330
333
334
337
342
345
344
344
344
345
344
344
343
343
345
346
347
348
350

Saturday 29

Waxing Gibbous 77%

13:37

01:45

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

Sun - Rise: 08:03, Set: 16:06, Transit: 12:05. Moon - Rise: 13:37, Set: 01:45. Civil Dark: 16:46 - 07:23. Nautical Dark: 17:30 - 06:40. Astro Dark: 18:11 - 05:59

Total Clouds (% Sky Obscured)

65
27
20
17
11
7
4
9
12
14
14
14
13
10
9
8
7
4
54
83
58
82
85
88

Low Clouds (% Sky Obscured)

65
27
20
17
11
7
4
9
11
1
14
14
13
10
9
8
7
4
11
8
5
1
1
1

Medium Clouds (% Sky Obscured)

65
27
20
17
11
7
0
9
12
14
14
14
13
10
9
0
0
0
0
0
2
65
9
14

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
22
38
34
9
65
65

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
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

Precipitation Probability (%)

52
69
69
48
48
42
11
11
10
4
8
12
8
22
30
2
12
14
0
0
1
0
0
0

Precipitation Amount (mm)

0
0.4
0.4
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)

6
10
9
10
12
11
10
9
7
5
3
3
2
1
1
1
1
1
3
5
5
5
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
2
2
2
2
2
2
2
3
2
2
4
5
7
6
6
6
4
3
2
1
0
-1
0

Dew Point (°C)

1
1
1
1
1
0
-0
0
1
1
1
1
1
1
1
2
2
2
1
2
1
1
1
1

Relative Humidity (%)

79
80
79
79
79
76
76
77
80
82
80
78
74
70
70
71
76
79
82
85
85
85
85
85

Pressure (mb)

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

Ozone (du)

354
353
347
344
343
345
351
351
350
346
343
339
331
326
322
319
316
312
309
304
303
301
294
291

Sunday 30

Waxing Gibbous 86%

13:50

03:11

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
22 Bad

Sun - Rise: 08:04, Set: 16:06, Transit: 12:05. Moon - Rise: 13:50, Set: 03:11. Civil Dark: 16:46 - 07:24. Nautical Dark: 17:29 - 06:41. Astro Dark: 18:10 - 06:00

Total Clouds (% Sky Obscured)

93
96
98
99
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
99
100
100
96
91

Low Clouds (% Sky Obscured)

2
2
3
22
26
40
52
36
27
10
38
65
93
95
98
100
93
86
81
84
84
85
89
91

Medium Clouds (% Sky Obscured)

86
91
95
97
97
98
100
99
99
98
99
99
100
100
100
100
85
66
46
48
50
57
44
28

High Clouds (% Sky Obscured)

70
72
70
69
73
82
100
100
100
100
100
100
100
100
100
100
67
33
0
1
3
5
4
2

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
1
3
10
39
56
68
72
74
91
95
95
95
95
95
95
95
95
95
95
95
81
65

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0.3
0.3
0.3
0.4
1
1.4
2.6
2.1
1.4
1
0.8
0.7
0.8
1
0.7
0.4
0.3

Wind Speed/Direction (mph)

7
8
8
9
9
10
11
12
12
13
15
16
17
19
21
23
25
22
19
17
17
18
19
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
85
85
85
80
85
86
88
88
88
88
88
90
95
93
93
93
90
88
87
84
84
82
85

Pressure (mb)

1010
1009
1008
1007
1006
1005
1004
1003
1002
1000
999
998
996
995
994
993
992
990
989
988
988
987
987
987

Ozone (du)

287
282
278
275
273
270
267
265
263
263
263
263
265
266
268
270
272
272
273
273
279
285
291
296

Monday 1

Waxing Gibbous 94%

14:06

04:42

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
22 Bad

Sun - Rise: 08:06, Set: 16:05, Transit: 12:06. Moon - Rise: 14:06, Set: 04:42. Civil Dark: 16:45 - 07:26. Nautical Dark: 17:29 - 06:42. Astro Dark: 18:10 - 06:01

Total Clouds (% Sky Obscured)

87
91
94
99
98
95
92
95
97
99
81
59
43
54
74
91
86
76
72
48
38
28
43
59

Low Clouds (% Sky Obscured)

87
91
86
80
70
60
51
56
62
67
54
42
31
46
56
65
62
50
34
27
28
27
37
50

Medium Clouds (% Sky Obscured)

14
25
41
56
55
53
52
68
83
98
71
40
9
14
25
36
47
58
63
33
21
16
11
6

High Clouds (% Sky Obscured)

0
7
14
20
15
13
9
17
21
24
18
17
10
37
64
91
86
75
69
48
31
13
10
8

ISS Passover

Visibility (miles)

5
3
5
7
9
8
7
5
4
4
3
5
7
9
8
6
5
6
8
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
Very Light Rain
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

63
70
73
67
64
56
43
43
49
60
62
62
64
54
48
48
49
54
63
55
45
29
30
27

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

21
26
25
23
22
19
16
14
13
12
12
11
13
14
12
11
11
9
9
8
8
7
7
7

Chance of Frost

Temperature (°C)

8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
7
7
7
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
93
88
82
77
79
82
85
87
88
91
90
87
87
85
85
84
85
88
90
90
90
90
90

Pressure (mb)

988
988
989
990
991
992
992
993
994
994
995
995
996
996
997
997
997
997
998
998
998
998
998
998

Ozone (du)

301
306
307
308
308
309
309
309
311
312
314
318
321
325
325
325
325
323
321
319
321
323
325
324

Tuesday 2

Waxing Gibbous 98%

14:28

06:19

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: 08:07, Set: 16:05, Transit: 12:06. Moon - Rise: 14:28, Set: 06:19. Civil Dark: 16:45 - 07:27. Nautical Dark: 17:28 - 06:43. Astro Dark: 18:10 - 06:02

Total Clouds (% Sky Obscured)

74
80
87
93
93
93
100
100
100
100
99
99
98
98
99
100
96
92
88

Low Clouds (% Sky Obscured)

63
66
71
80
83
87
90
91
92
93
92
90
87
88
94
100
96
92
88

Medium Clouds (% Sky Obscured)

1
12
24
36
52
69
87
85
86
86
75
68
61
61
58
55
37
17
2

High Clouds (% Sky Obscured)

5
10
16
24
48
72
96
97
97
97
92
86
78
52
26
0
1
2
2

ISS Passover

Visibility (miles)

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

Fog (%)

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
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain

Precipitation Probability (%)

19
26
30
31
44
56
66
81
95
95
95
95
75
73
82
82
72
62
56

Precipitation Amount (mm)

0
0
0
0
0
0
0.3
0.5
0.7
0.8
0.7
0.7
0.3
0.3
0.6
0.7
0.5
0.3
0.4

Wind Speed/Direction (mph)

7
7
7
9
11
14
16
18
19
20
22
20
19
19
17
17
18
17
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
88
85
84
82
85
88
91
90
90
88
87
85
84
81
80
78
79
84

Pressure (mb)

998
998
998
998
998
998
998
997
997
997
996
996
997
997
997
998
998
998
998

Ozone (du)

323
322
322
323
324
323
321
320
322
324
326
325
324
324
318
313
308
308
308

Forecast for Aberystwyth, Ceredigion, United Kingdom (52.42,-4.08)

Generated: 26/11/25 23:49:47. Forecast: 26/11/25 to 02/12/25. Timezone: UTC+0.00