Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 27

Waxing Gibbous 68%

11:02

04:10

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:55, Set: 17:00, Transit: 12:27. Moon - Rise: 11:02, Set: 04:10. Civil Dark: 17:35 - 07:19. Nautical Dark: 18:15 - 06:39. Astro Dark: 18:53 - 06:01

Total Clouds (% Sky Obscured)

95
94
93
75
68
85
88
86
80
99
97
100
100
100
100
100
100
100
100
100
100
99
100
100

Low Clouds (% Sky Obscured)

88
88
83
75
68
67
64
34
27
36
35
27
17
52
74
54
57
78
88
87
84
79
57
69

Medium Clouds (% Sky Obscured)

0
0
0
0
0
4
5
66
55
98
96
100
95
98
88
100
98
100
100
100
100
97
98
100

High Clouds (% Sky Obscured)

34
3
3
8
14
49
64
57
40
9
71
100
100
100
100
100
93
100
100
100
100
58
100
100

ISS Passover

Visibility (miles)

2
1
1
5
5
9
9
9
9
9
9
9
9
7
6
6
7
9
4
1
0
1
1
5

Fog (%)

2
2
5
4
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
Snow
Snow
Snow
Snow
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
2
6
10
25
26
28
39
49
56
55
58
32
7

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.3
0.3
0.3
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
94
92
91
88
86
88
93
96
96
96
98
98
98
96
96
96
94
94
96
98
98
98

Pressure (mb)

1004
1004
1004
1003
1003
1003
1002
1001
1000
1000
1000
1000
999
999
999
999
999
999
998
998
997
997
997
997

Ozone (du)

422
429
428
424
434
442
431
418
405
393
386
380
377
374
372
370
371
371
369
368
363
357
355
356

Wednesday 28

Waxing Gibbous 78%

11:38

05:30

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:54, Set: 17:02, Transit: 12:28. Moon - Rise: 11:38, Set: 05:30. Civil Dark: 17:37 - 07:18. Nautical Dark: 18:16 - 06:38. Astro Dark: 18:55 - 06:00

Total Clouds (% Sky Obscured)

100
100
99
100
100
99
96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

89
83
79
85
85
83
83
86
85
86
88
84
92
95
92
90
91
94
87
66
62
62
80
82

Medium Clouds (% Sky Obscured)

94
95
96
100
93
75
80
91
100
96
97
100
100
100
100
100
100
100
99
100
100
100
100
99

High Clouds (% Sky Obscured)

100
97
77
66
97
93
57
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
100
96

ISS Passover

Visibility (miles)

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

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
Snow
Snow
Snow
Snow
Snow
None
None
None
None

Precipitation Probability (%)

5
3
9
26
27
23
22
26
30
31
34
33
35
52
57
63
66
70
65
50
31
22
16
14

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
96
94
92
89
89
89
89
88
88
89
91
92
94
94
92
96
96
92
94
94
92
94
94

Pressure (mb)

998
998
998
998
998
997
997
997
997
998
998
998
998
999
999
999
1000
1000
1000
1000
1000
1001
1001
1001

Ozone (du)

358
358
360
359
359
360
361
363
362
366
369
376
383
390
402
410
415
419
424
425
422
420
421
423

Thursday 29

Waxing Gibbous 88%

12:29

06:34

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:52, Set: 17:03, Transit: 12:28. Moon - Rise: 12:29, Set: 06:34. Civil Dark: 17:39 - 07:17. Nautical Dark: 18:18 - 06:36. Astro Dark: 18:56 - 05:58

Total Clouds (% Sky Obscured)

100
100
100
100
100
98
100
100
100
100
100
98
98
100
100
99
98
99
99
99
99
97
96
94

Low Clouds (% Sky Obscured)

81
78
85
88
94
90
87
88
91
87
91
91
94
100
97
93
85
86
89
92
91
88
86
82

Medium Clouds (% Sky Obscured)

100
100
100
92
94
77
91
96
98
100
91
80
73
73
77
80
78
85
89
91
91
79
71
67

High Clouds (% Sky Obscured)

80
60
65
75
59
48
66
74
81
81
87
84
48
57
9
10
21
25
40
59
35
25
19
17

ISS Passover

Visibility (miles)

6
6
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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 (%)

13
11
6
8
6
5
4
5
6
6
5
5
6
4
6
6
5
7
5
6
8
6
8
4

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
92
91
87
84
84
84
84
84
87
89
89
89
86
87
86
86
87
86
87
89
91
91

Pressure (mb)

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

Ozone (du)

427
435
444
450
454
453
450
445
445
446
450
450
455
456
457
457
456
454
450
450
451
448
444
437

Friday 30

Waxing Gibbous 95%

13:39

No Set

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:51, Set: 17:05, Transit: 12:28. Moon - Rise: 13:39, Set: No Set. Civil Dark: 17:40 - 07:16. Nautical Dark: 18:19 - 06:35. Astro Dark: 18:57 - 05:57

Total Clouds (% Sky Obscured)

95
96
97
96
93
91
90
88
86
90
94
99
99
100
100
100
100
100
100
100
100
99
98
96

Low Clouds (% Sky Obscured)

86
90
93
91
88
85
85
82
81
86
92
98
99
99
100
100
100
100
100
100
100
98
96
94

Medium Clouds (% Sky Obscured)

59
62
57
53
52
42
60
45
18
9
3
3
4
4
4
3
1
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

12
11
5
10
14
19
25
20
15
16
18
24
13
7
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
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 (%)

3
2
1
1
2
0
0
0
0
1
2
5
2
2
0
2
2
0
0
1
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

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

Ozone (du)

428
421
411
402
396
391
392
391
388
385
385
383
383
382
384
384
383
383
382
379
379
377
375
377

Saturday 31

Waxing Gibbous 99%

15:02

07:21

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

Sun - Rise: 07:49, Set: 17:07, Transit: 12:28. Moon - Rise: 15:02, Set: 07:21. Civil Dark: 17:42 - 07:14. Nautical Dark: 18:21 - 06:34. Astro Dark: 18:59 - 05:56

Total Clouds (% Sky Obscured)

86
62
57
56
59
60
59
72
72
68
70
65
59
51
46
40
38
45
52
55
56
59
65
70

Low Clouds (% Sky Obscured)

86
62
57
56
59
60
59
72
72
68
70
65
59
51
46
40
38
45
52
55
56
57
53
52

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
14
6
4
3
3
4
6
7
3
2
2
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
2
4
7
5
2
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
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
1
2
3
1
2
0
1
3
2
1
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)

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

Chance of Frost

Temperature (°C)

-2
-3
-3
-2
-2
-1
-1
-0
-1
-1
-2
-3
-4
-6
-6
-6
-6
-6
-6
-6
-6
-7
-7
-7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
86
84
78
75
74
74
75
77
81
87
89
89
90
90
90
90
89
89
90
89
90
87
85

Pressure (mb)

1007
1007
1008
1008
1008
1008
1008
1009
1009
1010
1011
1012
1012
1012
1012
1013
1013
1013
1014
1014
1014
1014
1014
1014

Ozone (du)

380
383
384
388
392
392
392
394
394
395
396
396
394
394
393
393
392
392
392
393
393
394
396
397

Sunday 1

Full Moon 100%

16:31

07:53

07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 OK
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

Sun - Rise: 07:48, Set: 17:08, Transit: 12:28. Moon - Rise: 16:31, Set: 07:53. Civil Dark: 17:43 - 07:13. Nautical Dark: 18:22 - 06:33. Astro Dark: 19:00 - 05:55

Total Clouds (% Sky Obscured)

77
85
94
91
89
86
72
57
42
58
73
89
86
82
74
72
65
65
63
62
61
53
44
36

Low Clouds (% Sky Obscured)

60
73
81
79
74
74
63
51
34
49
70
86
81
76
70
72
65
65
63
62
61
53
44
36

Medium Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
8
13
22
32
35
34
20
30
35
40
40
35
30
25

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
2
20
32
47
49
54
47
34
30
20
10
5

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
8
8
9
9
9
9
6
3
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

1
2
1
4
8
2
6
6
1
3
7
2
6
4
1
9
24
40
54
63
66
62
58
52

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-9
-10
-9
-9
-9
-9
-8
-4
-4
-4
-4
-3
-3
-7
-7
-7
-7
-7
-7
-7
-7
-7
-7
-7

Dew Point (°C)

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

Relative Humidity (%)

85
82
82
79
78
78
77
80
83
86
89
92
96
91
87
82
87
91
94
96
96
96
94
96

Pressure (mb)

1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

399
401
402
404
407
409
412
414
416
418
420
422
425
422
418
415
409
404
398
395
393
390
392
395

Monday 2

Waning Gibbous 99%

17:57

08:16

07 Bad
08 Bad
09 Bad
10 Bad
11 OK
12 OK
13 Bad
14 Bad
15 OK
16 OK
17 OK
18 OK
19 OK
20 OK
21 OK
22 OK
23 OK
00 Bad

Sun - Rise: 07:46, Set: 17:10, Transit: 12:28. Moon - Rise: 17:57, Set: 08:16. Civil Dark: 17:45 - 07:12. Nautical Dark: 18:24 - 06:31. Astro Dark: 19:02 - 05:53

Total Clouds (% Sky Obscured)

24
25
20
20
20
20
20
20
24
20
20
25
24
23
18
24
34
44

Low Clouds (% Sky Obscured)

24
25
20
20
20
20
20
20
24
20
20
25
24
23
18
24
15
3

Medium Clouds (% Sky Obscured)

10
0
0
0
0
0
3
9
17
16
8
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

4
0
0
0
0
0
1
2
3
2
1
0
1
1
3
16
30
41

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

48
40
24
17
11
8
9
8
0
3
4
5
2
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
98
98
98
98
98
96
96
96
96
94
94
91
92
92

Pressure (mb)

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

Ozone (du)

397
399
401
404
402
400
398
395
393
390
388
386
384
384
383
382
380
378

Forecast for Rotheul, Germany (50.28,11.23)

Generated: 27/01/26 07:04:16. Forecast: 27/01/26 to 02/02/26. Timezone: UTC+1.00