Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 30

Waxing Gibbous 82%

12:38

03:54

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

Sun - Rise: 08:37, Set: 16:24, Transit: 12:30. Moon - Rise: 12:38, Set: 03:54. Civil Dark: 17:04 - 07:56. Nautical Dark: 17:48 - 07:12. Astro Dark: 18:30 - 06:31

Total Clouds (% Sky Obscured)

89
79
46
26
30
44
38
26
10
25
27
25
26
32
31
32
38
38
31
49
63
58
70
78

Low Clouds (% Sky Obscured)

60
15
25
25
29
43
33
21
8
18
21
21
21
27
31
25
30
30
26
43
63
26
46
61

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
0
20
2
33
36
36

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
2
0
0
0
0
0
28

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
2
15

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
80
83
81
78
78
78
78
75
74
75
73
66
63
65
71
72
70
66
66
64
67
68
71

Pressure (mb)

1024
1025
1025
1025
1026
1026
1026
1027
1028
1028
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1028
1028
1028

Ozone (du)

283
287
287
292
302
308
304
308
312
315
321
328
332
333
335
338
343
347
346
344
338
335
331
327

Wednesday 31

Waxing Gibbous 91%

13:05

05:28

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
23 Bad
00 Bad

Sun - Rise: 08:37, Set: 16:25, Transit: 12:31. Moon - Rise: 13:05, Set: 05:28. Civil Dark: 17:05 - 07:56. Nautical Dark: 17:49 - 07:12. Astro Dark: 18:30 - 06:31

Total Clouds (% Sky Obscured)

83
70
62
75
99
100
100
85
78
60
67
77
100
98
89
100
98
99
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

44
40
33
46
89
93
96
74
67
56
60
69
93
94
84
93
87
93
97
91
91
90
95
67

Medium Clouds (% Sky Obscured)

23
20
26
34
39
35
35
27
28
34
40
44
45
50
44
50
40
37
39
36
35
45
44
40

High Clouds (% Sky Obscured)

38
11
7
6
17
3
3
3
3
0
3
0
0
0
0
0
4
32
84
65
85
93
100
77

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

Precipitation Probability (%)

17
6
3
4
19
39
69
64
18
24
19
23
22
52
47
35
33
33
35
44
28
10
3
6

Precipitation Amount (mm)

0
0
0
0
0
0
0.4
0.3
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
78
81
86
96
96
94
94
96
93
88
82
80
82
85
89
91
93
93
91
91
88
82
82

Pressure (mb)

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

Ozone (du)

324
325
326
324
323
321
323
324
324
324
324
324
324
326
330
327
326
326
321
312
308
306
306
305

Thursday 1

Waxing Gibbous 97%

13:45

06:59

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
23 Bad
00 Bad

Sun - Rise: 08:37, Set: 16:26, Transit: 12:31. Moon - Rise: 13:45, Set: 06:59. Civil Dark: 17:06 - 07:56. Nautical Dark: 17:50 - 07:12. Astro Dark: 18:31 - 06:31

Total Clouds (% Sky Obscured)

93
98
100
100
100
100
100
100
100
100
100
100
95
97
95
98
92
95
97
98
100
100
100
100

Low Clouds (% Sky Obscured)

39
98
100
100
100
100
100
95
90
91
91
99
91
85
85
85
56
86
85
82
77
74
73
70

Medium Clouds (% Sky Obscured)

21
13
11
0
56
58
39
97
100
100
100
78
77
55
32
69
58
47
71
86
100
100
100
100

High Clouds (% Sky Obscured)

91
22
3
23
31
99
100
100
100
100
100
49
15
0
0
4
25
22
35
35
1
5
19
3

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

2
13
19
10
22
26
17
22
11
28
47
91
95
64
23
28
47
34
79
85
47
48
55
56

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.5
1.1
0
0
0
0
0
0.3
0.6
0
0
0.2
0.2

Wind Speed/Direction (mph)

13
14
15
16
17
18
18
19
20
20
21
21
21
17
17
19
20
22
21
22
17
17
18
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
88
88
89
89
83
80
85
86
88
93
96
94
98
89
79
76
76
79
89
96
80
86
89

Pressure (mb)

1015
1014
1013
1011
1010
1008
1007
1006
1005
1004
1003
1001
1000
1000
999
998
997
997
997
997
997
998
998
998

Ozone (du)

302
298
295
290
291
294
299
307
316
320
333
371
392
398
407
410
410
398
379
371
379
364
354
346

Friday 2

Waxing Gibbous 100%

14:46

08:17

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
23 Bad
00 Bad

Sun - Rise: 08:36, Set: 16:27, Transit: 12:32. Moon - Rise: 14:46, Set: 08:17. Civil Dark: 17:07 - 07:56. Nautical Dark: 17:51 - 07:12. Astro Dark: 18:32 - 06:31

Total Clouds (% Sky Obscured)

100
100
99
100
100
100
100
99
85
93
83
61
64
75
78
86
93
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

76
82
87
78
82
80
86
91
85
91
81
60
55
69
49
75
65
42
36
89
95
88
80
74

Medium Clouds (% Sky Obscured)

99
99
99
99
99
100
92
33
23
16
7
0
8
10
60
64
87
97
100
98
99
100
100
100

High Clouds (% Sky Obscured)

7
40
30
9
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

2
0
4
4
7
0
1
6
9
9
9
9
9
9
6
9
1
9
9
9
9
9
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

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

Precipitation Probability (%)

55
44
38
44
53
61
50
38
29
28
36
41
46
40
32
36
20
12
28
35
44
58
82
87

Precipitation Amount (mm)

0.2
0.1
0
0
0.2
0.3
0
0
0
0
0
0.1
0.2
0.2
0
0.1
0
0
0
0
0.2
0.3
0.6
0.5

Wind Speed/Direction (mph)

18
17
19
16
17
15
16
15
14
14
14
14
15
14
13
13
13
13
13
14
14
15
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-3
-3
-4
-3
-4
-4
-4
-5
-4
-4
-4
-3
-2
-2
-2
-3
-3
-4
-4
-5
-6
-7
-6
-6

Dew Point (°C)

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

Relative Humidity (%)

83
93
77
93
77
94
86
76
73
69
68
68
69
69
69
76
88
84
84
81
77
84
96
96

Pressure (mb)

999
999
999
999
999
999
999
999
999
999
1000
1000
1000
1000
1000
1000
999
999
998
998
997
996
995
995

Ozone (du)

343
345
353
359
360
361
370
373
373
375
377
380
381
381
378
377
376
381
388
394
398
398
399
394

Saturday 3

Full Moon 100%

16:07

09:14

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 OK
16 OK
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 08:36, Set: 16:28, Transit: 12:32. Moon - Rise: 16:07, Set: 09:14. Civil Dark: 17:08 - 07:56. Nautical Dark: 17:52 - 07:12. Astro Dark: 18:33 - 06:31

Total Clouds (% Sky Obscured)

92
84
45
50
53
91
94
92
66
60
74
69
58
46
34
35
42
50
54
57
61
64
63
60

Low Clouds (% Sky Obscured)

77
79
37
42
43
90
94
92
53
44
74
69
58
46
33
35
38
37
32
30
33
33
34
40

Medium Clouds (% Sky Obscured)

78
58
3
1
0
0
0
0
0
0
0
0
0
0
0
18
38
50
54
57
61
44
23
5

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)

0
9
9
9
9
9
9
5
9
9
9
9
6
7
8
9
9
9
9
7
5
2
5
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

Snow
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 (%)

51
26
15
13
9
17
13
20
11
9
13
11
18
17
8
10
13
13
20
22
20
26
28
28

Precipitation Amount (mm)

0.1
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)

13
10
9
11
14
15
20
14
8
6
6
7
7
7
6
6
6
6
7
8
9
11
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-6
-5
-5
-4
-6
-6
-9
-8
-6
-4
-3
-4
-4
-4
-3
-3
-4
-4
-3
-5
-5
-5
-5
-5

Dew Point (°C)

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

Relative Humidity (%)

96
91
86
91
74
81
80
80
81
81
78
77
75
74
74
72
77
80
84
86
87
89
86
83

Pressure (mb)

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

Ozone (du)

385
385
380
380
379
381
386
387
396
402
409
417
421
425
430
434
434
433
433
431
429
428
429
429

Sunday 4

Waning Gibbous 99%

17:38

09:51

01 Bad
02 Bad
03 OK
04 OK
05 OK
06 OK
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
23 Bad
00 Bad

Sun - Rise: 08:36, Set: 16:29, Transit: 12:32. Moon - Rise: 17:38, Set: 09:51. Civil Dark: 17:10 - 07:55. Nautical Dark: 17:53 - 07:12. Astro Dark: 18:34 - 06:31

Total Clouds (% Sky Obscured)

41
39
32
34
36
33
47
59
67
66
60
57
55
53
63
72
80
87
86
87
89
87
87
87

Low Clouds (% Sky Obscured)

34
38
23
20
15
10
28
44
41
27
18
11
20
36
54
72
80
87
86
87
89
87
87
85

Medium Clouds (% Sky Obscured)

6
8
8
16
27
33
39
33
27
36
46
57
55
53
63
61
55
45
37
27
20
17
15
13

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
6
3
0
1
2
2
3
3
3
5
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
None
None
None
None
None
None
None
Snow
Snow
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

23
17
1
2
2
1
2
1
0
1
2
1
21
31
40
33
26
23
23
22
17
17
13
8

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
78
78
78
79
81
82
79
76
72
72
71
71
78
86
96
94
92
91
91
91
92
92
92

Pressure (mb)

1001
1001
1002
1002
1003
1003
1003
1004
1004
1005
1005
1004
1004
1004
1005
1005
1005
1006
1006
1007
1007
1007
1008
1008

Ozone (du)

430
430
430
430
424
418
411
406
401
396
397
399
400
401
403
405
408
411
414
414
414
414
411
408

Monday 5

Waning Gibbous 96%

19:10

10:15

Sun - Rise: 08:35, Set: 16:30, Transit: 12:33. Moon - Rise: 19:10, Set: 10:15. Civil Dark: 17:11 - 07:55. Nautical Dark: 17:54 - 07:12. Astro Dark: 18:35 - 06:30

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Osnabrück, Germany (52.27,8.05)

Generated: 30/12/25 01:00:37. Forecast: 30/12/25 to 05/01/26. Timezone: UTC+1.00