Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 21

Waxing Crescent 15%

09:57

20:15

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

Sun - Rise: 08:24, Set: 17:05, Transit: 12:45. Moon - Rise: 09:57, Set: 20:15. Civil Dark: 17:42 - 07:46. Nautical Dark: 18:23 - 07:05. Astro Dark: 19:02 - 06:26

Total Clouds (% Sky Obscured)

73
40
38
97
33
39
58
53
42
3
2
3
5
5
3
6
4
5
0
0
0
0
0
0

Low 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

Medium Clouds (% Sky Obscured)

22
0
0
24
18
3
37
38
27
2
2
2
3
2
3
5
2
5
0
0
0
0
0
0

High Clouds (% Sky Obscured)

67
40
38
95
16
39
20
9
16
3
2
3
5
5
3
6
4
5
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
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)

9
9
10
12
11
11
11
11
11
10
9
8
9
9
9
7
8
8
9
9
9
8
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
67
67
67
66
63
62
60
57
58
57
57
58
57
58
60
61
57
56
56
57
58
62
64

Pressure (mb)

1002
1001
1001
1000
1000
1000
999
999
999
999
999
998
998
998
998
998
998
998
998
998
998
997
997
997

Ozone (du)

346
344
343
343
340
342
342
341
340
340
341
341
339
340
341
341
342
341
341
342
338
336
336
338

Thursday 22

Waxing Crescent 23%

10:09

21:34

17 Good
18 Good
19 OK
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 OK
11 OK
12 Good
13 Good
14 Good
15 OK
16 Bad

Sun - Rise: 08:22, Set: 17:06, Transit: 12:45. Moon - Rise: 10:09, Set: 21:34. Civil Dark: 17:43 - 07:45. Nautical Dark: 18:24 - 07:04. Astro Dark: 19:04 - 06:25

Total Clouds (% Sky Obscured)

0
0
20
95
93
100
98
100
100
100
100
100
100
100
98
90
58
45
27
5
5
11
41
63

Low Clouds (% Sky Obscured)

0
0
0
22
48
71
72
68
59
66
77
54
47
0
0
28
29
23
14
0
5
5
10
26

Medium Clouds (% Sky Obscured)

0
0
20
63
93
87
64
100
100
100
90
82
94
100
54
48
32
22
24
1
5
11
41
63

High Clouds (% Sky Obscured)

0
0
15
89
53
94
27
44
100
22
15
8
85
83
68
2
0
1
7
5
5
10
20
20

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
1
3
7
8
5
3
4
6
2
14
16
16
2
3
5
5
5
4
6
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
73
75
76
76
76
76
76
76
77
77
77
77
77
80
79
76
75
71
67
64
63
63
63

Pressure (mb)

997
998
998
997
997
997
997
997
997
997
997
997
997
996
997
997
997
997
997
997
997
997
997
997

Ozone (du)

343
346
345
345
346
352
359
362
364
370
377
380
381
383
388
381
381
382
380
377
374
371
369
369

Friday 23

Waxing Crescent 22%

10:21

22:53

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
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 08:21, Set: 17:08, Transit: 12:45. Moon - Rise: 10:21, Set: 22:53. Civil Dark: 17:45 - 07:44. Nautical Dark: 18:26 - 07:03. Astro Dark: 19:05 - 06:24

Total Clouds (% Sky Obscured)

86
86
70
100
100
100
99
99
100
100
100
100
100
100
100
100
100
100
100
99
100
100
100
100

Low Clouds (% Sky Obscured)

47
42
10
12
48
64
77
72
74
75
76
75
75
74
71
68
66
62
59
55
63
71
79
79

Medium Clouds (% Sky Obscured)

85
85
70
91
100
52
44
36
30
53
87
70
100
100
99
99
98
99
97
52
100
100
100
100

High Clouds (% Sky Obscured)

25
26
45
55
84
85
69
76
72
75
81
65
55
47
67
70
86
83
76
74
77
59
44
49

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 (%)

1
3
2
2
2
6
19
18
11
12
13
17
19
21
22
23
23
21
21
21
24
26
29
30

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
66
66
66
67
67
65
65
67
67
64
62
62
61
58
58
58
56
63
63
64
64
60
60

Pressure (mb)

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

Ozone (du)

370
368
368
369
372
372
371
369
370
369
368
367
367
367
368
368
369
370
372
373
374
376
378
382

Saturday 24

Waxing Crescent 33%

10:35

00:15

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
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 08:20, Set: 17:10, Transit: 12:46. Moon - Rise: 10:35, Set: 00:15. Civil Dark: 17:47 - 07:43. Nautical Dark: 18:27 - 07:02. Astro Dark: 19:07 - 06:23

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
99
99
96
99
99
99
94
85
85
91
96
99
97
98
98
99

Low Clouds (% Sky Obscured)

79
79
84
89
94
92
89
87
91
93
94
97
95
91
79
75
68
71
77
80
81
90
94
92

Medium Clouds (% Sky Obscured)

100
100
100
100
95
100
46
50
46
76
28
72
35
38
58
28
53
77
87
88
78
79
74
69

High Clouds (% Sky Obscured)

57
61
53
43
33
55
78
99
67
33
0
0
0
4
7
2
1
1
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
7
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

31
30
31
32
35
36
40
42
35
28
12
11
9
4
4
4
2
4
3
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
61
58
64
69
76
84
86
77
61
64
65
65
65
64
67
66
62
59
58
56
55
54
56

Pressure (mb)

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

Ozone (du)

386
388
390
392
395
397
400
400
402
404
407
408
411
412
414
416
418
421
422
423
424
423
419
417

Sunday 25

Waxing Crescent 45%

10:52

01:40

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

Sun - Rise: 08:19, Set: 17:11, Transit: 12:46. Moon - Rise: 10:52, Set: 01:40. Civil Dark: 17:48 - 07:42. Nautical Dark: 18:29 - 07:01. Astro Dark: 19:08 - 06:22

Total Clouds (% Sky Obscured)

99
99
88
75
63
55
47
44
46
48
43
36
40
29
30
30
35
38
37
36
38
35
33
37

Low Clouds (% Sky Obscured)

90
86
9
9
5
4
4
4
13
16
15
11
11
12
12
9
9
9
13
9
8
8
7
10

Medium Clouds (% Sky Obscured)

80
86
76
52
28
30
23
21
20
15
15
15
19
24
19
19
15
10
10
10
13
12
11
10

High Clouds (% Sky Obscured)

0
0
72
56
40
55
47
44
46
48
43
36
40
29
30
30
35
38
37
36
33
35
33
37

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
1
0
13
15
14
20

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
59
63
65
67
67
68
68
69
71
71
72
72
74
75
74
72
72
66
60
53
53
52
51

Pressure (mb)

1002
1003
1003
1003
1004
1004
1005
1005
1005
1006
1006
1006
1007
1007
1007
1008
1008
1009
1008
1008
1008
1008
1008
1008

Ozone (du)

416
415
412
408
405
401
397
394
391
387
384
380
381
382
382
382
381
380
381
381
381
385
388
391

Monday 26

First Quarter 56%

11:15

03:08

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
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 08:17, Set: 17:13, Transit: 12:46. Moon - Rise: 11:15, Set: 03:08. Civil Dark: 17:50 - 07:41. Nautical Dark: 18:30 - 07:00. Astro Dark: 19:09 - 06:21

Total Clouds (% Sky Obscured)

46
50
72
86
100
99
97
96
93
89
85
88
91
94
96
96
97
95
94
92
91
91
92
91

Low Clouds (% Sky Obscured)

18
26
25
28
34
40
42
48
49
50
51
64
79
94
96
96
97
95
94
92
91
91
92
87

Medium Clouds (% Sky Obscured)

15
15
29
39
51
65
77
85
83
80
78
79
75
75
80
75
70
47
39
31
39
47
60
65

High Clouds (% Sky Obscured)

31
2
5
7
20
23
20
18
17
18
20
15
15
20
20
40
45
35
31
24
20
11
3
25

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
8
6
3
0
3
6
9
9
9
9
7
6
4

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

Precipitation Probability (%)

23
25
27
29
30
25
19
5
8
11
13
55
73
91
95
94
89
70
50
26
34
39
43
42

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.7
0.8
0.7
0.6
0.3
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-8
-8
-8
-7
-7
-6
-6
-6
-5
-5
-5
-5
-3
-2
-1
0
1
2
2
2
2
2
2
2

Relative Humidity (%)

54
58
60
62
63
65
67
68
71
71
71
71
80
87
98
94
91
89
88
88
88
88
88
88

Pressure (mb)

1007
1007
1007
1006
1006
1005
1004
1004
1003
1002
1000
999
998
996
995
995
994
994
994
993
993
993
993
993

Ozone (du)

387
382
378
379
380
380
388
395
402
399
397
394
389
385
381
382
384
386
394
403
412
416
419
423

Tuesday 27

Waxing Gibbous 68%

11:50

04:36

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

Sun - Rise: 08:16, Set: 17:15, Transit: 12:46. Moon - Rise: 11:50, Set: 04:36. Civil Dark: 17:51 - 07:39. Nautical Dark: 18:32 - 06:59. Astro Dark: 19:11 - 06:20

Total Clouds (% Sky Obscured)

89
86
83
81
80
79
79
79

Low Clouds (% Sky Obscured)

81
77
76
76
76
74
70
67

Medium Clouds (% Sky Obscured)

75
80
57
38
14
19
22
25

High Clouds (% Sky Obscured)

44
65
44
21
7
10
12
10

ISS Passover

Visibility (miles)

6
7
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None

Precipitation Probability (%)

38
29
25
21
10
20
20
14

Precipitation Amount (mm)

0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
14
14
14
14
13
13
12

Chance of Frost

Temperature (°C)

4
4
3
4
4
4
3
3

Feels Like (°C)

-3
-3
-3
-2
-2
-2
-2
-2

Dew Point (°C)

2
1
1
1
1
1
1
1

Relative Humidity (%)

86
85
85
85
83
82
83
85

Pressure (mb)

993
993
993
993
993
994
994
994

Ozone (du)

424
424
424
427
430
433
433
434

Forecast for Cracau, Düsseldorf District, Germany (51.33,6.57)

Generated: 21/01/26 17:19:37. Forecast: 21/01/26 to 27/01/26. Timezone: UTC+1.00