Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 30

Waxing Gibbous 82%

12:31

03:20

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

Sun - Rise: 08:01, Set: 16:18, Transit: 12:09. Moon - Rise: 12:31, Set: 03:20. Civil Dark: 16:55 - 07:23. Nautical Dark: 17:36 - 06:43. Astro Dark: 18:14 - 06:04

Total Clouds (% Sky Obscured)

99
99
100
100
74
44
54
27
0
21
19
65
75
71
56
21
50
70
35
33
34
35
62
56

Low Clouds (% Sky Obscured)

94
99
96
100
69
33
37
7
0
21
19
64
70
67
56
21
36
50
35
33
34
35
59
43

Medium Clouds (% Sky Obscured)

0
0
0
6
0
0
0
0
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
2
2

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5

Fog (%)

75
82
91
73
72
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
1
6
73
67
42
22
5
1
1
1
1
2
7
2
1
9
0
0
0
0
0
1
1

Precipitation Amount (mm)

0
0
0
0.6
0.5
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
5
5
6
5
5
5
6
5
6
6
6
7
7
6
4
4
6
4
4
4
4
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-3
-3
-3
-4
-4
-4
-5
-8
-10
-13
-13
-12
-13
-12
-10
-9
-9
-10
-9
-9
-8
-9
-8
-9

Relative Humidity (%)

94
94
96
92
92
94
94
75
60
46
46
47
47
52
62
76
76
70
79
82
85
87
90
89

Pressure (mb)

1021
1021
1021
1021
1022
1022
1023
1024
1025
1025
1025
1024
1024
1025
1025
1026
1026
1026
1027
1027
1027
1027
1027
1027

Ozone (du)

297
296
286
284
286
287
290
295
305
311
313
317
325
332
332
335
338
345
352
352
354
356
358
360

Wednesday 31

Waxing Gibbous 90%

13:02

04:48

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
01 Bad

Sun - Rise: 08:01, Set: 16:19, Transit: 12:10. Moon - Rise: 13:02, Set: 04:48. Civil Dark: 16:56 - 07:24. Nautical Dark: 17:37 - 06:43. Astro Dark: 18:15 - 06:05

Total Clouds (% Sky Obscured)

54
36
59
60
55
91
72
58
61
59
70
74
80
83
93
98
98
100
95
98
100
98
95
100

Low Clouds (% Sky Obscured)

30
10
7
8
8
31
66
58
61
59
70
74
80
83
93
97
96
100
93
95
100
96
89
100

Medium Clouds (% Sky Obscured)

0
1
15
11
0
89
23
13
24
26
30
43
40
49
37
71
54
50
43
89
68
52
27
47

High Clouds (% Sky Obscured)

3
4
6
3
55
65
11
3
3
3
7
2
2
2
2
0
0
0
3
3
3
4
3
34

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
6
6
8
6
3
2
2
2
2
1
1
1
1
6
6
4
4
4
10
19

Precipitation Type

None
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
8
0
0
0
0
1
16
32
44
61
70
70
68
64
72
63
53
62
64
59
47
54

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-11
-11
-11
-12
-12
-13
-12
-11
-9
-9
-8
-8
-7
-8
-8
-9
-9
-8
-8
-7
-8
-7
-8
-7

Dew Point (°C)

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

Relative Humidity (%)

90
92
94
94
94
92
94
87
74
65
55
52
52
55
67
72
77
87
92
92
92
92
92
92

Pressure (mb)

1027
1027
1027
1027
1027
1027
1027
1027
1027
1026
1025
1024
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1021
1020

Ozone (du)

361
364
362
354
352
349
342
341
340
339
339
338
339
340
340
340
338
338
341
345
348
348
344
337

Thursday 1

Waxing Gibbous 96%

13:46

06:15

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
01 Bad

Sun - Rise: 08:00, Set: 16:20, Transit: 12:10. Moon - Rise: 13:46, Set: 06:15. Civil Dark: 16:57 - 07:24. Nautical Dark: 17:37 - 06:43. Astro Dark: 18:16 - 06:05

Total Clouds (% Sky Obscured)

100
97
99
100
100
100
100
99
95
93
94
74
59
100
99
93
89
93
97
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
93
95
100
100
100
100
99
95
91
86
74
59
58
71
84
85
88
94
100
100
100
100
97

Medium Clouds (% Sky Obscured)

22
29
16
7
5
16
6
3
0
0
0
0
8
21
19
6
11
86
93
98
91
64
4
80

High Clouds (% Sky Obscured)

3
3
40
17
42
37
82
82
55
55
82
45
8
97
93
50
60
65
65
52
57
55
55
70

ISS Passover

Visibility (miles)

0
0
0
0
0
1
1
7
9
9
9
9
9
9
9
9
9
9
3
2
2
2
0
0

Fog (%)

98
99
96
95
95
81
50
45
56
25
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

52
55
50
28
24
19
21
9
0
0
0
0
1
0
1
0
0
18
26
37
43
41
40
36

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

4
4
4
4
5
5
5
5
6
7
7
8
8
7
6
6
7
10
10
10
10
9
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
94
92
92
91
92
94
89
78
68
65
64
62
65
72
75
75
75
78
82
82
84
86
87

Pressure (mb)

1020
1020
1019
1018
1018
1017
1017
1016
1016
1014
1013
1011
1011
1010
1010
1009
1009
1008
1008
1008
1008
1008
1008
1008

Ozone (du)

331
323
319
320
317
315
314
309
306
306
306
306
312
316
324
338
343
350
387
410
414
413
406
396

Friday 2

Waxing Gibbous 100%

14:49

07:32

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
01 Bad

Sun - Rise: 08:00, Set: 16:21, Transit: 12:11. Moon - Rise: 14:49, Set: 07:32. Civil Dark: 16:58 - 07:23. Nautical Dark: 17:38 - 06:43. Astro Dark: 18:17 - 06:05

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
98
99

Low Clouds (% Sky Obscured)

94
91
94
97
100
100
100
100
100
100
100
99
97
96
93
91
89
89
90
91
91
92
92
86

Medium Clouds (% Sky Obscured)

88
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
94
89
84
87

High Clouds (% Sky Obscured)

85
100
100
100
100
94
87
79
59
46
25
28
31
25
30
25
25
30
30
25
25
25
30
53

ISS Passover

Visibility (miles)

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

None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None

Precipitation Probability (%)

29
25
31
33
33
35
38
38
37
39
42
46
54
63
63
52
55
54
53
39
24
18
2
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-4
-3
-3
-4
-3
-4
-4
-4
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3
-4
-4
-4

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
91
91
92
94
94
92
92
92
91
92
92
92
94
96
96
96
96
98
96
96
100
100
98

Pressure (mb)

1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1007
1007
1007
1007
1007
1007
1007
1007
1007
1006
1005
1005
1004

Ozone (du)

387
381
381
383
383
386
384
382
374
370
371
364
362
364
363
365
367
367
369
365
363
359
357
356

Saturday 3

Full Moon 99%

16:07

08:31

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
01 Bad

Sun - Rise: 08:00, Set: 16:22, Transit: 12:11. Moon - Rise: 16:07, Set: 08:31. Civil Dark: 16:59 - 07:23. Nautical Dark: 17:39 - 06:43. Astro Dark: 18:18 - 06:05

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

81
76
69
64
60
73
86
98
97
96
95
94
94
93
95
98
100
100
100
100
100
100
100
95

Medium Clouds (% Sky Obscured)

90
76
99
97
96
86
98
99
99
99
99
99
99
99
99
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

55
100
78
54
38
37
36
40
40
36
41
43
44
45
45
49
48
48
52
46
57
49
63
45

ISS Passover

Visibility (miles)

0
0
0
1
2
0
0
0
0
0
0
0
0
0
0
1
1
2
2
2
2
2
1
1

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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

4
1
4
4
20
45
54
63
69
72
84
95
90
79
77
76
73
75
77
79
82
82
79
76

Precipitation Amount (mm)

0
0
0
0
0
0.2
0.3
0.4
0.4
0.4
0.7
0.9
0.7
0.5
0.5
0.4
0.4
0.4
0.5
0.5
0.6
0.6
0.5
0.5

Wind Speed/Direction (mph)

4
4
3
3
4
4
4
4
4
4
4
3
3
3
3
2
2
3
3
3
3
3
3
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
98
98
96
94
94
94
92
94
94
94
96
96
96
94
94
94
96
94
94
94

Pressure (mb)

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

Ozone (du)

351
334
308
298
305
313
312
317
318
319
322
321
326
332
337
344
351
358
360
362
364
363
362
360

Sunday 4

Waning Gibbous 96%

17:33

09:12

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
01 Bad

Sun - Rise: 08:00, Set: 16:23, Transit: 12:12. Moon - Rise: 17:33, Set: 09:12. Civil Dark: 17:00 - 07:23. Nautical Dark: 17:40 - 06:43. Astro Dark: 18:19 - 06:05

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
93
87
78
72
52
43
44
55
48
34

Low Clouds (% Sky Obscured)

91
86
91
96
100
100
100
100
99
98
97
96
95
88
82
74
68
60
52
40
33
23
11
17

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
85
69
57
50
42
30
30
25
25
20

High Clouds (% Sky Obscured)

28
16
44
74
100
100
100
100
74
48
21
43
64
80
85
80
78
47
22
0
0
0
0
0

ISS Passover

Visibility (miles)

1
1
1
1
1
1
1
0
0
3
6
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

Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None

Precipitation Probability (%)

72
69
68
67
66
76
83
89
88
86
82
79
76
71
74
75
74
70
64
57
52
45
34
28

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-6
-6
-7
-7
-7
-7
-6
-6
-5
-5
-5
-4
-5
-6
-7
-9
-10
-11
-10
-11
-10
-10
-10
-10

Feels Like (°C)

-9
-9
-9
-10
-9
-9
-10
-10
-10
-10
-9
-10
-8
-8
-9
-9
-9
-9
-13
-13
-13
-12
-12
-12

Dew Point (°C)

-6
-7
-7
-8
-7
-7
-7
-6
-6
-7
-7
-7
-8
-8
-8
-10
-11
-13
-12
-12
-12
-12
-12
-12

Relative Humidity (%)

96
96
94
94
96
96
94
94
94
87
82
78
82
87
92
90
90
88
86
88
86
86
87
86

Pressure (mb)

1001
1001
1001
1001
1002
1002
1003
1003
1004
1004
1004
1004
1005
1006
1007
1008
1009
1010
1011
1012
1012
1013
1013
1014

Ozone (du)

366
371
377
379
382
385
383
380
378
378
377
376
374
372
370
371
373
374
372
371
369
367
365
363

Monday 5

Waning Gibbous 94%

18:59

09:41

Sun - Rise: 08:00, Set: 16:24, Transit: 12:12. Moon - Rise: 18:59, Set: 09:41. Civil Dark: 17:01 - 07:23. Nautical Dark: 17:41 - 06:43. Astro Dark: 18:20 - 06:05

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 Zwiesel, Lower Bavaria, Germany (49.02,13.24)

Generated: 30/12/25 02:25:10. Forecast: 30/12/25 to 05/01/26. Timezone: UTC+1.00