Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 28

Waxing Gibbous 88%

12:08

06:01

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
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 08:09, Set: 16:57, Transit: 12:33. Moon - Rise: 12:08, Set: 06:01. Civil Dark: 17:35 - 07:30. Nautical Dark: 18:18 - 06:48. Astro Dark: 18:59 - 06:07

Total Clouds (% Sky Obscured)

96
96
97
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)

92
94
97
100
100
95
100
94
99
100
99
100
100
100
100
100
100
100
100
100
100
100
99
96

Medium Clouds (% Sky Obscured)

96
96
97
100
100
86
89
77
83
26
72
55
71
61
58
53
68
85
98
100
100
100
85
86

High Clouds (% Sky Obscured)

96
96
97
100
100
100
100
100
63
81
75
78
100
98
72
98
90
100
93
100
100
100
94
79

ISS Passover

Visibility (miles)

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

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)

11
11
11
11
10
10
10
10
10
10
10
10
11
11
11
11
11
11
10
10
10
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
89
89
89
89
89
89
89
87
87
87
87
84
83
80
78
75
75
80
81
83
84
86
86

Pressure (mb)

1002
1003
1003
1003
1003
1003
1004
1004
1004
1004
1004
1005
1005
1005
1005
1005
1005
1005
1005
1005
1006
1006
1006
1006

Ozone (du)

412
417
425
427
427
426
425
428
434
446
452
456
453
453
455
458
465
468
469
467
461
462
462
459

Thursday 29

Waxing Gibbous 84%

13:19

07:06

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: 08:07, Set: 16:59, Transit: 12:33. Moon - Rise: 13:19, Set: 07:06. Civil Dark: 17:37 - 07:29. Nautical Dark: 18:20 - 06:47. Astro Dark: 19:00 - 06:06

Total Clouds (% Sky Obscured)

100
100
100
100
99
100
98
97
99
98
98
97
96
96
98
97
96
100
100
99
99
98
98
92

Low Clouds (% Sky Obscured)

100
95
95
94
91
89
87
85
87
87
88
85
82
80
86
88
92
99
100
98
99
96
96
90

Medium Clouds (% Sky Obscured)

94
95
95
96
97
99
97
95
90
96
94
94
56
42
40
37
33
32
29
45
56
69
65
55

High Clouds (% Sky Obscured)

85
100
80
100
80
73
54
61
43
4
11
40
53
37
36
36
33
55
50
50
45
50
11
16

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

3
6
8
9
15
27
37
39
35
33
29
34
34
27
19
11
10
8
5
12
5
1
13
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
10
10
10
10
11
11
11
11
11
11
11
12
12
12
12
11
11
12
12
12
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
84
86
84
84
84
86
87
91
92
92
89
89
86
83
80
83
84
87
89
91
91
91
89

Pressure (mb)

1006
1006
1006
1006
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1004
1004
1005
1005
1005
1005
1005

Ozone (du)

456
457
457
458
456
447
446
445
437
430
426
421
418
410
402
403
403
404
401
399
400
402
405
402

Friday 30

Waxing Gibbous 95%

14:47

07:48

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: 08:06, Set: 17:01, Transit: 12:33. Moon - Rise: 14:47, Set: 07:48. Civil Dark: 17:39 - 07:27. Nautical Dark: 18:21 - 06:45. Astro Dark: 19:02 - 06:04

Total Clouds (% Sky Obscured)

90
100
99
100
99
95
93
94
95
97
98
97
97
99
91
61
59
56
59
70
82
95
99
100

Low Clouds (% Sky Obscured)

88
100
99
100
99
95
93
94
95
92
97
95
93
94
90
61
59
56
59
70
79
81
79
77

Medium Clouds (% Sky Obscured)

55
50
22
0
0
0
0
39
38
43
34
44
38
58
44
37
13
0
0
43
27
33
43
86

High Clouds (% Sky Obscured)

39
50
2
0
1
1
0
1
1
2
2
1
0
0
0
0
0
1
1
2
3
3
32
33

ISS Passover

Visibility (miles)

4
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 (%)

1
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
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)

13
12
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
12
12
12
12
12
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
87
86
87
87
89
89
87
89
89
86
84
83
81
78
75
74
75
77
81
79
79
77
75

Pressure (mb)

1005
1005
1005
1005
1005
1005
1005
1005
1005
1006
1006
1006
1007
1007
1007
1007
1008
1008
1008
1009
1009
1010
1010
1010

Ozone (du)

403
407
410
402
399
406
410
412
410
408
407
409
409
409
406
402
400
398
396
397
400
400
402
404

Saturday 31

Waxing Gibbous 99%

16:21

08:15

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: 08:04, Set: 17:03, Transit: 12:33. Moon - Rise: 16:21, Set: 08:15. Civil Dark: 17:41 - 07:26. Nautical Dark: 18:23 - 06:44. Astro Dark: 19:04 - 06:03

Total Clouds (% Sky Obscured)

91
81
72
72
76
80
83
88
91
94
94
97
93
84
72
77
85
89
85
82
77
81
83
84

Low Clouds (% Sky Obscured)

72
68
63
70
75
80
80
82
82
83
74
73
69
58
51
61
70
79
72
68
65
70
71
73

Medium Clouds (% Sky Obscured)

85
73
56
54
57
40
3
5
8
17
26
35
29
24
18
19
36
73
15
15
7
17
25
32

High Clouds (% Sky Obscured)

47
51
55
50
28
3
6
18
12
6
5
4
4
9
1
0
0
0
0
0
0
0
0
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
1
0
1
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
1
0
0
0
2
23
19
2
1
0
0
6
4
1
8
7
2
6
5
1
7
5
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)

12
11
12
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
74
75
75
75
76
84
89
89
86
82
81
79
76
77
77
75
78
83
87
87
87
86
84

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1010

Ozone (du)

405
403
403
404
407
410
415
418
418
420
410
405
410
438
452
447
438
432
425
416
413
402
390
388

Sunday 1

Full Moon 100%

17:52

08:33

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: 08:02, Set: 17:05, Transit: 12:33. Moon - Rise: 17:52, Set: 08:33. Civil Dark: 17:43 - 07:24. Nautical Dark: 18:25 - 06:42. Astro Dark: 19:05 - 06:01

Total Clouds (% Sky Obscured)

85
86
86
87
91
93
94
93
91
83
95
99
99
99
98
88
78
66
75
87
100
100
99
99

Low Clouds (% Sky Obscured)

71
71
51
57
65
72
78
85
78
61
61
48
48
40
36
26
17
12
13
13
14
21
32
34

Medium Clouds (% Sky Obscured)

30
31
31
29
27
25
22
20
17
24
30
40
40
60
40
35
31
20
18
16
14
25
34
39

High Clouds (% Sky Obscured)

2
1
3
0
0
0
0
0
0
0
26
35
40
40
39
45
36
22
26
29
40
35
30
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 (%)

5
6
7
10
12
12
12
11
1
3
4
1
1
1
1
7
9
3
2
1
0
2
1
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)

11
11
10
10
10
10
10
11
11
11
12
12
12
13
12
13
13
13
14
14
14
14
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
82
86
87
85
85
84
85
85
85
87
86
81
81
77
75
75
75
78
80
81
84
84
86

Pressure (mb)

1010
1010
1010
1010
1010
1010
1010
1009
1009
1009
1009
1009
1009
1009
1009
1008
1008
1008
1008
1008
1007
1007
1007
1007

Ozone (du)

386
387
377
374
376
370
370
368
367
366
364
363
362
363
361
360
359
358
357
356
356
355
356
356

Monday 2

Waning Gibbous 99%

19:19

08:45

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: 08:00, Set: 17:07, Transit: 12:34. Moon - Rise: 19:19, Set: 08:45. Civil Dark: 17:44 - 07:23. Nautical Dark: 18:26 - 06:41. Astro Dark: 19:07 - 06:00

Total Clouds (% Sky Obscured)

99
99
99
100
100
100
100
99
98
94
93
79
75
74
73
86
92
96
97
99
100
100
100
100

Low Clouds (% Sky Obscured)

36
55
50
52
60
69
79
90
98
94
86
79
75
74
73
86
92
96
96
98
100
98
95
95

Medium Clouds (% Sky Obscured)

61
79
95
94
93
93
91
89
83
75
71
64
65
65
73
75
80
80
85
87
91
91
91
92

High Clouds (% Sky Obscured)

25
30
30
25
35
35
40
40
45
55
60
65
75
74
65
55
40
40
50
77
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
6
7
8
9
6
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
None
None
None
None
None
None
None
None
None
Very Light Rain
Sleet
Snow
None

Precipitation Probability (%)

0
0
0
4
7
7
9
10
4
3
2
0
1
3
3
14
23
30
39
50
62
62
54
33

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.2
0

Wind Speed/Direction (mph)

13
13
13
13
13
13
13
13
13
13
13
13
13
13
12
12
11
11
10
9
9
9
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
87
87
87
86
84
84
83
81
80
77
74
73
71
71
71
75
80
84
86
84
84
89
92

Pressure (mb)

1007
1007
1006
1006
1006
1006
1005
1005
1005
1005
1005
1005
1005
1005
1005
1004
1004
1004
1004
1003
1003
1003
1003
1003

Ozone (du)

357
357
357
358
358
358
358
360
362
364
366
367
368
368
368
369
369
370
370
372
375
377
379
380

Tuesday 3

Waning Gibbous 95%

20:41

08:55

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

Sun - Rise: 07:59, Set: 17:09, Transit: 12:34. Moon - Rise: 20:41, Set: 08:55. Civil Dark: 17:46 - 07:21. Nautical Dark: 18:28 - 06:39. Astro Dark: 19:09 - 05:58

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
97
94
91
89
87
86
89
91
93
95
97
98

Low Clouds (% Sky Obscured)

98
99
100
100
100
100
100
100
100
95
91
88
79
69
60
63
66
69
57
44
33

Medium Clouds (% Sky Obscured)

94
96
98
99
99
100
100
100
100
89
78
67
62
54
43
38
42
37
35
34
38

High Clouds (% Sky Obscured)

97
95
91
95
98
100
100
100
100
78
55
35
47
58
68
73
67
67
76
87
96

ISS Passover

Visibility (miles)

0
1
2
3
2
1
0
0
0
1
4
6
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

Precipitation Type

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

Precipitation Probability (%)

38
45
50
53
58
63
65
65
64
57
49
41
36
29
13
13
15
14
17
14
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
98
98
100
100
98
100
98
98
100
98
94
94
94
96
98
98
98

Pressure (mb)

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

Ozone (du)

382
385
388
392
395
398
402
404
407
409
413
416
419
418
416
415
416
417
419
422
425

Forecast for Altona-Altstadt, Germany (53.55,9.95)

Generated: 28/01/26 22:02:43. Forecast: 28/01/26 to 03/02/26. Timezone: UTC+1.00