Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 27

Waxing Gibbous 68%

11:22

04:03

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 07:45, Set: 16:47, Transit: 12:17. Moon - Rise: 11:22, Set: 04:03. Civil Dark: 17:23 - 07:09. Nautical Dark: 18:03 - 06:29. Astro Dark: 18:42 - 05:51

Total Clouds (% Sky Obscured)

98
97
98
100
98
78
58
52
66
68
90
78
62
86
76
68
91
96
99
88
97
97
99
99

Low Clouds (% Sky Obscured)

82
93
93
96
96
78
58
52
52
37
13
28
37
23
20
13
29
37
48
46
51
54
49
58

Medium Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
0
11
38
44
35
34
32
79
78
48
80
72
95
93

High Clouds (% Sky Obscured)

0
0
0
0
37
4
6
7
32
57
83
60
19
71
70
68
89
89
86
69
75
72
56
55

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
75
78
84
87
87
89
87
87
86
86
86
87
89
89
89
91
91
91
92
91
87
86
81

Pressure (mb)

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

Ozone (du)

430
436
435
439
436
435
429
420
408
397
388
384
380
379
377
376
376
373
373
371
367
364
364
363

Wednesday 28

Waxing Gibbous 78%

12:13

05:24

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 07:44, Set: 16:49, Transit: 12:17. Moon - Rise: 12:13, Set: 05:24. Civil Dark: 17:25 - 07:08. Nautical Dark: 18:05 - 06:28. Astro Dark: 18:43 - 05:49

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

67
75
91
84
97
79
87
98
89
95
96
96
93
98
100
100
100
100
99
100
100
100
99
100

Medium Clouds (% Sky Obscured)

82
75
89
82
84
74
72
69
58
31
51
46
51
31
36
46
78
43
15
7
0
0
0
58

High Clouds (% Sky Obscured)

76
76
92
100
100
94
66
60
33
37
58
64
91
87
94
67
53
52
72
51
56
69
48
37

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
5
3
3
4
3
2
2
6
8
8
8
8
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
1
0
1
0
0
3
1
0
10
4
1
5
3
2
2
0
2
10

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
7
7
8
8
8
8
8
7
7
6
6
6
6
7
7
7
8
7
8
7
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
83
84
88
87
86
84
86
89
91
91
92
91
91
89
91
89
87
84
81
83
78
77
72

Pressure (mb)

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

Ozone (du)

363
362
361
360
360
360
362
364
366
366
372
378
387
394
400
408
410
409
410
411
414
416
417
419

Thursday 29

Waxing Gibbous 88%

No Rise

06:28

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 07:43, Set: 16:50, Transit: 12:17. Moon - Rise: No Rise, Set: 06:28. Civil Dark: 17:26 - 07:07. Nautical Dark: 18:06 - 06:27. Astro Dark: 18:45 - 05:48

Total Clouds (% Sky Obscured)

100
96
95
100
100
96
95
97
96
98
97
98
96
94
96
97
86
69
92
91
89
88
88
83

Low Clouds (% Sky Obscured)

100
94
92
86
93
90
84
91
92
96
94
97
94
91
95
96
86
69
90
89
88
86
84
82

Medium Clouds (% Sky Obscured)

19
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)

66
77
70
68
73
64
32
25
18
27
22
6
4
3
3
2
2
2
2
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
5
5
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
1
1
1
1
1
1
1
1
1
1
1
1

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
1
0
1
0
12
2
1
0
0
0
0
3
1
2
3
2
4
3
1

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
72
71
72
74
77
83
86
86
84
83
83
86
86
87
89
87
86
87
86
81
78
77
74

Pressure (mb)

1004
1004
1005
1005
1005
1006
1006
1006
1006
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1008
1009
1009
1009
1009

Ozone (du)

427
432
436
440
449
455
455
456
463
462
454
451
450
449
446
444
446
446
450
454
451
445
439
433

Friday 30

Waxing Gibbous 94%

13:23

07:15

13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
22 OK
23 OK
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

Sun - Rise: 07:41, Set: 16:52, Transit: 12:18. Moon - Rise: 13:23, Set: 07:15. Civil Dark: 17:28 - 07:05. Nautical Dark: 18:08 - 06:26. Astro Dark: 18:46 - 05:47

Total Clouds (% Sky Obscured)

84
84
85
79
73
68
61
61
45
24
26
18
29
55
61
63
54
68
67
64
59
53
47
65

Low Clouds (% Sky Obscured)

82
81
85
79
73
66
58
56
42
24
25
18
29
49
56
58
54
67
66
61
58
53
47
65

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)

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
8
8
8
8
8
8
8
9
9
9

Fog (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

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 (%)

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
71
73
78
75
76
78
78
79
82
82
82
82
82
81
81
79
79
77
79
76
72
68
64

Pressure (mb)

1009
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011
1011
1011
1011
1012

Ozone (du)

430
423
417
412
407
399
396
400
398
394
393
391
388
385
383
382
382
382
382
384
384
387
388
386

Saturday 31

Waxing Gibbous 99%

14:47

07:46

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
02 Bad
03 OK
04 OK
05 OK
06 OK
07 OK
08 OK
09 OK
10 OK
11 Bad
12 Bad

Sun - Rise: 07:40, Set: 16:54, Transit: 12:18. Moon - Rise: 14:47, Set: 07:46. Civil Dark: 17:30 - 07:04. Nautical Dark: 18:09 - 06:24. Astro Dark: 18:48 - 05:46

Total Clouds (% Sky Obscured)

70
70
67
56
58
57
53
53
50
54
57
61
63
61
47
40
41
36
28
25
25
32
48
63

Low Clouds (% Sky Obscured)

69
70
66
52
50
53
50
50
47
41
33
21
23
26
26
29
37
36
28
25
25
32
36
33

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
4
6
8
6
8
8
7
11
12
10
8
10
23
32

High Clouds (% Sky Obscured)

0
0
0
0
0
0
6
11
16
26
33
39
32
30
28
21
11
0
0
0
0
23
45
63

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 (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

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 (%)

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

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)

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

Chance of Frost

Temperature (°C)

-3
-3
-4
-4
-6
-6
-7
-7
-7
-7
-8
-8
-8
-8
-9
-9
-9
-9
-9
-8
-7
-6
-5
-4

Feels Like (°C)

-8
-8
-9
-9
-10
-11
-10
-10
-10
-10
-10
-10
-10
-10
-11
-10
-10
-10
-10
-10
-9
-9
-9
-8

Dew Point (°C)

-9
-10
-11
-11
-12
-13
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14

Relative Humidity (%)

62
59
58
59
60
58
57
56
57
58
60
61
64
64
64
67
65
65
64
60
56
52
48
43

Pressure (mb)

1012
1012
1012
1013
1013
1013
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1013
1013
1012

Ozone (du)

384
385
385
383
382
382
381
382
382
380
380
381
382
384
385
386
388
389
391
394
398
401
404
408

Sunday 1

Full Moon 100%

16:16

08:08

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 07:38, Set: 16:56, Transit: 12:18. Moon - Rise: 16:16, Set: 08:08. Civil Dark: 17:31 - 07:03. Nautical Dark: 18:11 - 06:23. Astro Dark: 18:49 - 05:45

Total Clouds (% Sky Obscured)

73
84
80
75
65
50
49
45
49
66
83
98
95
92
89
91
94
96
94
92
89
86
85
81

Low Clouds (% Sky Obscured)

36
45
50
53
53
49
49
45
48
48
49
49
42
41
43
60
71
80
78
77
78
74
69
64

Medium Clouds (% Sky Obscured)

35
47
40
35
30
25
20
16
11
21
31
49
60
67
77
75
72
85
85
90
85
71
56
40

High Clouds (% Sky Obscured)

73
84
80
75
65
50
49
45
49
42
21
15
63
58
57
40
35
30
15
8
5
5
1
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
5
7
9
9
9

Fog (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

Precipitation Type

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

Precipitation Probability (%)

5
7
7
15
12
10
22
31
39
43
44
45
39
31
19
15
15
16
26
28
28
25
20
7

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-14
-14
-15
-15
-15
-15
-14
-14
-14
-13
-13
-12
-11
-11
-11
-11
-11
-10
-10
-9
-8
-7
-7
-6

Relative Humidity (%)

40
40
40
39
44
48
52
54
54
56
57
60
62
62
63
63
65
67
70
72
73
75
72
68

Pressure (mb)

1012
1011
1011
1011
1010
1010
1010
1010
1010
1010
1009
1009
1009
1009
1008
1008
1008
1008
1008
1008
1008
1008
1008
1007

Ozone (du)

411
414
418
422
427
432
436
436
435
434
424
415
405
400
396
391
389
386
383
384
385
386
386
385

Monday 2

Waning Gibbous 99%

17:44

08:24

13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 OK
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:36, Set: 16:58, Transit: 12:18. Moon - Rise: 17:44, Set: 08:24. Civil Dark: 17:33 - 07:01. Nautical Dark: 18:12 - 06:22. Astro Dark: 18:51 - 05:43

Total Clouds (% Sky Obscured)

78
73
67
69
71
77
80
83
86
67
48
29
50
61
74
78
84
87

Low Clouds (% Sky Obscured)

66
67
62
68
71
77
80
81
85
67
48
29
50
61
69
77
82
87

Medium Clouds (% Sky Obscured)

25
16
8
6
3
0
1
1
2
1
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
1
1
1
1
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

11
10
3
7
7
3
7
7
6
7
6
2
4
5
2
5
5
2

Precipitation Amount (mm)

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
4
4
4
4
4
4
4
5
4
5
5
5
5
4
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5

Relative Humidity (%)

66
69
72
75
77
79
81
82
84
86
86
86
86
86
84
82
84
82

Pressure (mb)

1007
1007
1007
1007
1007
1007
1007
1007
1007
1006
1006
1006
1006
1006
1006
1006
1006
1006

Ozone (du)

384
382
381
379
381
382
384
383
381
380
380
379
378
378
379
379
378
378

Forecast for Heidenau, Germany (50.97,13.86)

Generated: 27/01/26 13:53:46. Forecast: 27/01/26 to 02/02/26. Timezone: UTC+1.00