Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 29

Waxing Gibbous 82%

12:35

03:42

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

Sun - Rise: 08:21, Set: 16:20, Transit: 12:20. Moon - Rise: 12:35, Set: 03:42. Civil Dark: 17:00 - 07:41. Nautical Dark: 17:42 - 06:59. Astro Dark: 18:22 - 06:19

Total Clouds (% Sky Obscured)

98
99
98
64
79
100
100
96
100
61
46
53
47
10
12
10
21
10
1
32
14
20
20
25

Low Clouds (% Sky Obscured)

51
78
0
64
59
88
79
69
64
52
43
51
41
0
0
0
6
0
0
28
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

92
89
94
64
79
100
100
96
100
61
46
53
47
10
12
10
21
10
1
32
14
20
20
25

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
2
0
0
1
0
0
0
0
0
0
0
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)

9
9
11
12
15
15
16
17
18
19
18
18
17
18
18
17
17
17
17
16
15
14
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-0
-1
0
1
1
1
0
0
0
-1
0
1
1
1
1
1
0
-0
-1
-1
-1
-1
-1
-1

Relative Humidity (%)

75
72
73
72
71
67
66
65
64
63
66
72
71
69
66
65
63
63
60
61
66
67
67
68

Pressure (mb)

1030
1031
1031
1031
1031
1031
1031
1031
1032
1033
1033
1034
1034
1035
1035
1034
1034
1034
1034
1034
1034
1035
1035
1035

Ozone (du)

273
274
274
277
278
280
283
286
283
284
283
288
291
294
294
294
297
300
301
300
298
298
299
299

Tuesday 30

Waxing Gibbous 91%

13:04

05:14

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

Sun - Rise: 08:21, Set: 16:21, Transit: 12:21. Moon - Rise: 13:04, Set: 05:14. Civil Dark: 17:00 - 07:41. Nautical Dark: 17:43 - 06:59. Astro Dark: 18:23 - 06:19

Total Clouds (% Sky Obscured)

20
7
5
8
2
3
4
2
5
1
2
1
2
2
3
3
5
6
26
40
40
53
50
39

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
26
40
40
53
50
39

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

20
4
5
8
2
3
4
2
5
1
2
1
2
2
2
2
3
4
2
2
3
11
12
8

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
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-0
1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
1
1
1
1
1
0
1

Relative Humidity (%)

72
76
79
82
82
82
82
83
83
82
83
82
79
76
72
71
70
73
76
76
75
73
72
73

Pressure (mb)

1035
1035
1035
1035
1034
1034
1034
1033
1033
1033
1033
1033
1033
1032
1032
1031
1030
1030
1030
1029
1028
1028
1027
1027

Ozone (du)

300
303
302
303
305
306
308
310
311
314
313
309
308
308
309
309
309
311
312
311
312
312
314
317

Wednesday 31

Waxing Gibbous 88%

13:47

06:43

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 OK
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 08:20, Set: 16:22, Transit: 12:21. Moon - Rise: 13:47, Set: 06:43. Civil Dark: 17:01 - 07:41. Nautical Dark: 17:44 - 06:59. Astro Dark: 18:24 - 06:19

Total Clouds (% Sky Obscured)

59
56
90
77
100
99
98
90
83
77
77
77
90
94
97
83
74
46
32
49
63
57
69
79

Low Clouds (% Sky Obscured)

59
56
72
77
99
98
94
83
72
67
70
74
88
87
93
75
63
46
32
49
62
57
65
70

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
20
29
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

31
31
75
51
45
47
84
38
63
12
41
1
2
2
2
1
2
2
2
1
2
3
2
0

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
2
10
23
24
27
28
23
4
1
4
13
2
21
21
7
15
4
3
1
3
3
4

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)

6
8
11
13
15
16
17
19
19
19
18
17
18
18
18
18
17
15
14
14
14
13
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
74
75
75
74
72
75
76
79
76
70
74
72
70
64
70
77
77
74
69
66
64
65
64

Pressure (mb)

1026
1025
1024
1023
1022
1022
1020
1019
1019
1018
1018
1018
1017
1017
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

317
317
316
317
318
317
318
317
314
312
316
322
324
321
316
312
309
307
306
307
309
315
318
318

Thursday 1

Waxing Gibbous 97%

14:49

08:00

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: 08:20, Set: 16:23, Transit: 12:22. Moon - Rise: 14:49, Set: 08:00. Civil Dark: 17:02 - 07:41. Nautical Dark: 17:45 - 06:59. Astro Dark: 18:25 - 06:19

Total Clouds (% Sky Obscured)

82
87
88
91
89
76
76
89
89
69
39
77
85
89
88
81
89
92
97
99
97
93
90
77

Low Clouds (% Sky Obscured)

75
80
82
84
85
76
75
77
76
67
39
66
66
63
62
46
62
71
82
89
85
80
73
63

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
2
2
2
13
21
27
81
71
48
15
17
20
17
8
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
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
9
9
9
9
9
9
1
7
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
Very Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

5
14
7
6
13
9
8
6
7
6
13
12
17
17
17
17
17
36
57
55
43
34
21
16

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0
0
0
0

Wind Speed/Direction (mph)

11
11
11
11
12
11
11
10
10
11
11
12
13
14
16
16
16
17
17
18
17
18
17
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

0
1
1
1
1
1
1
1
1
1
2
2
1
1
1
1
1
2
3
5
2
1
0
-2

Relative Humidity (%)

63
65
65
65
66
66
66
67
65
67
70
70
67
65
64
63
66
69
74
93
79
74
71
63

Pressure (mb)

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

Ozone (du)

315
312
305
300
297
295
292
287
284
281
280
279
279
280
281
281
283
283
286
292
298
308
320
333

Friday 2

Waxing Gibbous 100%

16:10

08:57

22 OK
23 Good
00 OK
01 OK
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: 08:20, Set: 16:25, Transit: 12:22. Moon - Rise: 16:10, Set: 08:57. Civil Dark: 17:04 - 07:41. Nautical Dark: 17:46 - 06:59. Astro Dark: 18:26 - 06:19

Total Clouds (% Sky Obscured)

12
8
10
15
47
93
93
49
56
58
87
72
99
92
84
72
54
45
42
39
35
32
29
34

Low Clouds (% Sky Obscured)

12
8
10
15
47
74
76
48
47
48
47
45
42
42
42
41
38
41
42
39
35
32
29
34

Medium Clouds (% Sky Obscured)

0
0
0
0
2
28
53
30
43
51
78
66
96
92
83
67
54
45
37
32
28
30
29
26

High Clouds (% Sky Obscured)

0
0
0
0
0
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
7
5
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Very Light Rain
Very Light Rain

Precipitation Probability (%)

13
4
8
10
26
38
39
35
36
42
46
46
44
39
59
50
38
36
33
30
36
45
52
54

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.1
0.2
0.3
0.2
0.2
0.2
0.3
0.2
0.2
0.1
0.1
0.1
0.1
0.2
0.3
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

4
4
4
4
4
4
4
4
4
3
3
3
3
4
4
4
4
4
4
4
4
3
3
3

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
58
55
54
59
68
66
64
69
68
68
65
65
63
62
61
60
59
57
59
57
57
56
57

Pressure (mb)

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

Ozone (du)

342
350
349
353
356
361
371
387
388
385
390
390
388
385
390
387
385
382
375
368
361
357
353
349

Saturday 3

Full Moon 99%

17:39

09:35

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: 08:20, Set: 16:26, Transit: 12:23. Moon - Rise: 17:39, Set: 09:35. Civil Dark: 17:05 - 07:41. Nautical Dark: 17:47 - 06:59. Astro Dark: 18:27 - 06:19

Total Clouds (% Sky Obscured)

33
30
36
38
40
41
41
42
50
69
84
79
72
73
68
64
57
57
48
36
44
55
67
66

Low Clouds (% Sky Obscured)

33
30
36
38
40
37
35
33
47
62
75
72
65
57
52
46
41
42
41
36
44
55
67
66

Medium Clouds (% Sky Obscured)

14
0
0
0
0
0
0
0
6
13
18
16
8
1
1
1
2
15
41
36
44
55
67
62

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

54
53
38
26
11
21
29
36
35
34
34
34
33
33
32
31
30
46
59
71
75
74
69
54

Precipitation Amount (mm)

0.3
0.4
0
0
0
0
0
0.1
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.4
0.4
0.4
0.2

Wind Speed/Direction (mph)

13
14
15
14
14
14
14
14
14
14
14
14
14
15
16
16
16
17
19
21
25
21
19
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-4
-4
-4
-3
-3
-3
-3
-3
-3
-3
-4
-3
-3
-4
-3
-2
-2
-3
-3
-3
-3
-2
-3
-3

Dew Point (°C)

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

Relative Humidity (%)

56
54
53
55
56
58
61
64
68
66
64
64
64
63
63
65
66
68
71
73
76
79
80
85

Pressure (mb)

1010
1010
1011
1011
1012
1012
1013
1013
1013
1014
1014
1014
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1015
1015

Ozone (du)

349
350
350
350
350
350
352
354
356
357
358
359
355
352
348
348
347
346
347
348
349
351
353
354

Sunday 4

Waning Gibbous 96%

19:08

10:01

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: 08:20, Set: 16:27, Transit: 12:23. Moon - Rise: 19:08, Set: 10:01. Civil Dark: 17:06 - 07:41. Nautical Dark: 17:48 - 06:59. Astro Dark: 18:28 - 06:19

Total Clouds (% Sky Obscured)

65
63
68
72
75
76
79
82
85
88
90
85
82
80
84
87
92
89
87
87

Low Clouds (% Sky Obscured)

65
63
65
66
66
63
64
65
69
73
75
72
69
67
72
73
72
68
61
56

Medium Clouds (% Sky Obscured)

41
21
19
17
14
14
12
11
14
21
35
45
50
60
60
60
50
35
25
20

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
5
7
5
2
0

ISS Passover

Visibility (miles)

9
9
9
7
6
4
6
7
8
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

Precipitation Type

None
None
None
None
None
None
None
Snow
Snow
None
Sleet
Sleet
Sleet
Sleet
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
Very Light Rain

Precipitation Probability (%)

41
26
28
34
43
44
42
41
40
45
52
54
60
68
63
60
57
50
45
43

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0.1
0
0.3
0.3
0.3
0.4
0.4
0.3
0.3
0.2
0
0.2

Wind Speed/Direction (mph)

18
17
17
17
18
19
18
18
18
17
16
15
15
14
14
12
11
9
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-2
-2
-2
-2
-2
-1
-1
-1
-2
-2
-2
-2
-2
-2
1
1
1
1
1

Dew Point (°C)

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

Relative Humidity (%)

83
82
82
82
80
82
80
79
77
76
73
72
71
68
67
67
67
67
67
68

Pressure (mb)

1015
1016
1016
1016
1016
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

354
355
355
352
349
345
345
345
345
354
363
372
371
371
371
373
375
378
377
377

Forecast for Blagberry, Devon, United Kingdom (50.99,-4.53)

Generated: 29/12/25 22:50:24. Forecast: 29/12/25 to 04/01/26. Timezone: UTC+0.00