Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 29

Waxing Gibbous 72%

12:26

03:51

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

Sun - Rise: 08:35, Set: 16:11, Transit: 12:23. Moon - Rise: 12:26, Set: 03:51. Civil Dark: 16:53 - 07:53. Nautical Dark: 17:38 - 07:08. Astro Dark: 18:20 - 06:25

Total Clouds (% Sky Obscured)

73
70
66
79
89
94
63
56
25
17
16
20
30
35
2
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

66
70
66
68
45
72
5
30
16
4
4
10
10
10
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
20
42
48
53
25
20
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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
0
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
1
1
4
0
0
0
1
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
9
14
8
3
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)

8
8
8
8
8
8
4
3
4
5
5
5
5
6
6
7
8
9
10
10
9
9
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
-1
-1
-1
-1
0
-3
-4
-4
-5
-5
-6
-6
-6
-6
-7
-7
-7
-9
-10
-10
-10
-10
-10

Relative Humidity (%)

79
75
76
80
83
96
78
77
78
77
78
75
74
75
71
67
66
58
47
43
43
45
48
52

Pressure (mb)

1018
1019
1019
1020
1020
1021
1022
1023
1023
1024
1024
1025
1025
1026
1026
1027
1027
1027
1027
1027
1027
1027
1028
1028

Ozone (du)

284
283
281
293
306
306
298
297
309
331
340
339
335
334
331
328
329
330
333
341
344
340
334
331

Tuesday 30

Waxing Gibbous 82%

12:51

05:26

18 Good
19 Good
20 Good
21 Good
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: 08:35, Set: 16:12, Transit: 12:23. Moon - Rise: 12:51, Set: 05:26. Civil Dark: 16:54 - 07:53. Nautical Dark: 17:39 - 07:08. Astro Dark: 18:21 - 06:25

Total Clouds (% Sky Obscured)

18
16
0
1
52
69
85
90
91
86
85
95
93
95
93
90
94
84
89
90
90
78
97
97

Low Clouds (% Sky Obscured)

18
16
0
0
0
35
69
55
79
72
69
90
86
76
65
80
63
66
77
65
58
58
59
75

Medium Clouds (% Sky Obscured)

0
0
0
0
28
32
39
34
64
72
72
48
41
47
36
34
39
21
26
30
24
18
50
41

High Clouds (% Sky Obscured)

0
0
0
1
4
12
48
11
39
20
7
3
6
3
3
2
4
2
4
0
0
0
2
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
1
0
0
0
9
9
9
9
8
9
7
9
9

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
1
13
8
8
16
30
42
27
22
16
19
19
23
29
48
46
35
38

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.1
0
0
0
0
0
0
0
0.2
0
0
0

Wind Speed/Direction (mph)

7
7
6
6
6
6
5
6
7
8
8
9
8
10
11
10
11
12
13
13
14
13
14
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-10
-11
-10
-11
-11
-12
-11
-11
-8
-7
-6
-3
-0
1
1
1
1
2
3
4
4
4
3
3

Relative Humidity (%)

54
54
55
54
53
50
50
51
61
61
63
81
96
98
98
94
89
91
93
94
90
91
89
88

Pressure (mb)

1028
1028
1027
1027
1027
1026
1026
1025
1025
1024
1023
1022
1021
1021
1020
1020
1019
1019
1018
1017
1016
1016
1016
1016

Ozone (du)

332
332
333
332
331
330
326
323
320
318
316
317
318
317
314
314
316
317
317
317
320
320
317
315

Wednesday 31

Waxing Gibbous 91%

13:30

06:59

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
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 08:34, Set: 16:13, Transit: 12:24. Moon - Rise: 13:30, Set: 06:59. Civil Dark: 16:55 - 07:52. Nautical Dark: 17:40 - 07:08. Astro Dark: 18:22 - 06:25

Total Clouds (% Sky Obscured)

97
100
100
100
100
100
100
94
97
99
100
100
100
100
100
100
100
100
100
100
100
100
97
93

Low Clouds (% Sky Obscured)

89
87
90
92
88
92
88
77
88
99
100
98
92
93
99
94
96
94
93
92
91
91
89
86

Medium Clouds (% Sky Obscured)

40
75
52
60
59
100
97
82
84
23
70
96
81
100
100
100
100
100
100
100
48
99
85
65

High Clouds (% Sky Obscured)

29
94
73
100
100
100
41
14
14
15
5
14
64
54
100
100
100
100
100
97
92
90
34
16

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
0
0
0
0

Fog (%)

0
37
1
2
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
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

42
61
67
55
44
37
33
23
6
1
10
13
12
28
9
10
19
18
36
43
70
64
54
44

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
91
89
91
93
93
91
94
94
91
91
89
89
88
89
88
89
86
79
85
94
96
96
96

Pressure (mb)

1015
1015
1015
1014
1014
1013
1012
1012
1011
1010
1009
1007
1006
1005
1003
1003
1002
1000
999
998
996
995
995
994

Ozone (du)

313
309
311
307
303
302
300
301
298
295
289
288
292
295
302
313
319
345
376
383
384
392
406
412

Thursday 1

Waxing Gibbous 97%

14:31

08:18

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
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 08:34, Set: 16:14, Transit: 12:24. Moon - Rise: 14:31, Set: 08:18. Civil Dark: 16:56 - 07:52. Nautical Dark: 17:41 - 07:07. Astro Dark: 18:23 - 06:25

Total Clouds (% Sky Obscured)

90
94
97
100
100
100
100
100
100
100
100
100
100
100
91
100
94
100
100
90
79
68
76
85

Low Clouds (% Sky Obscured)

86
88
91
94
92
90
89
76
96
84
93
79
82
84
80
88
77
78
61
75
72
67
66
85

Medium Clouds (% Sky Obscured)

65
76
88
100
100
100
100
100
100
100
100
100
100
100
48
48
52
98
100
85
70
47
52
27

High Clouds (% Sky Obscured)

35
62
21
66
64
62
0
0
2
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

3
0
0
0
0
0
9
9
2
0
5
9
1
2
9
6
9
9
9
9
9
9
9
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

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

Precipitation Probability (%)

70
72
55
52
95
95
57
61
70
58
52
52
53
50
50
47
47
54
57
51
50
47
47
42

Precipitation Amount (mm)

0.5
0.3
0
0
1.4
1
0
0.2
0.3
0
0.2
0
0.3
0.2
0.2
0.2
0.2
0
0
0
0
0.1
0.2
0.1

Wind Speed/Direction (mph)

19
18
18
18
18
16
18
18
19
18
18
18
18
18
17
15
15
14
15
16
15
15
15
14

Chance of Frost

Temperature (°C)

3
2
3
3
3
3
3
3
3
3
3
3
3
3
3
2
2
2
3
3
3
3
2
2

Feels Like (°C)

-4
-5
-4
-4
-3
-3
-4
-4
-4
-5
-4
-5
-5
-4
-5
-4
-5
-3
-4
-3
-3
-3
-4
-3

Dew Point (°C)

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

Relative Humidity (%)

93
94
96
94
96
98
86
77
77
89
82
72
79
73
70
73
63
66
70
70
72
73
82
98

Pressure (mb)

993
993
992
992
991
991
991
991
992
992
993
993
993
993
994
994
995
995
995
995
995
995
995
995

Ozone (du)

411
399
377
375
367
368
371
369
376
382
379
373
367
369
379
383
384
386
384
383
382
387
390
389

Friday 2

Waxing Gibbous 100%

15:52

09:14

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
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 08:34, Set: 16:16, Transit: 12:25. Moon - Rise: 15:52, Set: 09:14. Civil Dark: 16:58 - 07:52. Nautical Dark: 17:42 - 07:07. Astro Dark: 18:24 - 06:25

Total Clouds (% Sky Obscured)

94
85
77
68
72
78
84
77
77
72
64
57
50
54
67
80
83
87
92
96
96
95
95
93

Low Clouds (% Sky Obscured)

92
85
77
68
72
78
59
42
43
43
37
30
35
32
34
19
22
29
26
16
11
5
1
1

Medium Clouds (% Sky Obscured)

76
67
62
59
54
59
57
6
6
6
4
5
0
28
13
3
14
30
42
54
66
75
81
82

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
8
16
20
23
27
35
28
32
39
46
59

ISS Passover

Visibility (miles)

9
9
9
9
0
0
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
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

31
33
34
46
47
28
12
20
7
1
1
1
0
16
13
6
6
4
1
1
1
0
1
1

Precipitation Amount (mm)

0
0
0
0
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
15
16
17
16
15
11
10
11
11
10
9
9
8
8
8
8
8
8
8
7
6
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
77
77
77
94
96
89
92
91
91
92
92
94
94
92
91
89
86
83
80
83
86
89
89

Pressure (mb)

995
994
994
994
994
994
995
995
995
995
995
995
995
995
997
997
997
997
997
997
997
997
997
997

Ozone (du)

388
388
390
389
391
393
394
391
385
382
375
372
369
366
362
358
354
356
358
359
361
362
363
363

Saturday 3

Full Moon 99%

17:25

09:50

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
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 08:34, Set: 16:17, Transit: 12:25. Moon - Rise: 17:25, Set: 09:50. Civil Dark: 16:59 - 07:52. Nautical Dark: 17:43 - 07:07. Astro Dark: 18:25 - 06:25

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

0
0
4
7
11
23
25
30
28
25
12
8
8
7
10
12
19
25
32
45
57
69
70
70

Medium Clouds (% Sky Obscured)

83
88
95
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
91
85
77
79
84

High Clouds (% Sky Obscured)

68
82
93
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
93

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
2
1
0
0
0
0
0
0
0
0
0
0
0
1
0
2
3
2
17
19
10
32
34

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-3
-3
-3
-3
-3
-3
-3
-2
-2
-2
-2
-2
-2

Relative Humidity (%)

91
89
89
89
89
87
87
87
86
86
86
84
84
83
83
83
83
80
80
78
81
84
86
89

Pressure (mb)

997
997
998
998
998
998
998
998
998
997
997
997
997
997
997
997
997
997
997
997
997
997
997
997

Ozone (du)

363
363
364
365
366
366
366
366
367
369
370
372
374
375
376
376
376
379
381
384
384
385
385
386

Sunday 4

Waning Gibbous 96%

No Rise

10:13

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: 08:33, Set: 16:18, Transit: 12:26. Moon - Rise: No Rise, Set: 10:13. Civil Dark: 17:00 - 07:52. Nautical Dark: 17:44 - 07:07. Astro Dark: 18:26 - 06:25

Total Clouds (% Sky Obscured)

93
91
91
91
94
97
100
100
99
99
99
100
100
96
91
87
81
71
59

Low Clouds (% Sky Obscured)

70
68
66
65
76
88
99
98
97
95
95
95
93
90
89
87
81
71
59

Medium Clouds (% Sky Obscured)

86
88
87
86
82
74
60
57
58
60
63
66
69
64
55
40
30
15
10

High Clouds (% Sky Obscured)

90
91
91
91
90
90
85
72
64
43
44
45
40
30
25
25
22
20
14

ISS Passover

Visibility (miles)

9
9
9
8
7
5
3
0
0
1
1
1
0
0
3
6
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
Snow
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

22
39
43
42
57
68
77
79
81
84
80
76
71
65
60
55
52
51
51

Precipitation Amount (mm)

0
0
0.1
0
0.2
0.3
0.5
0.5
0.5
0.5
0.5
0.4
0.3
0.3
0.2
0.2
0.2
0.2
0.2

Wind Speed/Direction (mph)

5
6
6
6
7
5
6
8
8
9
11
11
10
10
10
10
10
11
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
92
94
96
94
94
96
94
92
94
92
94
94
92
89
87
83
81

Pressure (mb)

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

Ozone (du)

387
388
388
389
389
394
399
404
408
413
417
420
422
424
424
425
425
424
422

Forecast for Handeloh, Germany (53.24,9.84)

Generated: 29/12/25 18:50:55. Forecast: 29/12/25 to 04/01/26. Timezone: UTC+1.00