Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 5

Waning Gibbous 91%

19:19

10:12

05 Bad
06 Bad
07 OK
08 OK
09 Bad
10 Bad
11 Bad
12 OK
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

Sun - Rise: 08:31, Set: 16:41, Transit: 12:36. Moon - Rise: 19:19, Set: 10:12. Civil Dark: 17:20 - 07:53. Nautical Dark: 18:02 - 07:11. Astro Dark: 18:41 - 06:31

Total Clouds (% Sky Obscured)

56
43
34
34
68
49
56
43
92
100
100
100
99
96
97
100
88
65
19
51
87
93
76
78

Low Clouds (% Sky Obscured)

1
0
3
22
64
34
51
38
68
80
77
96
80
80
85
100
84
65
19
51
74
91
75
78

Medium Clouds (% Sky Obscured)

1
1
4
18
2
32
18
7
62
100
100
95
98
93
69
85
55
1
0
0
13
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
2
2
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
4
2
3
1
0
1
1
2
6
9
8
8
0
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
None
None
None
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
Snow
None
None

Precipitation Probability (%)

0
0
0
0
0
0
4
5
24
39
44
49
65
53
42
32
24
15
4
4
18
28
13
13

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
87
87
87
85
81
75
68
66
70
80
78
89
98
94
94
91
92
94
94
94
94
92
96

Pressure (mb)

1013
1013
1013
1013
1013
1014
1013
1013
1012
1012
1012
1012
1012
1013
1013
1013
1014
1014
1014
1015
1015
1015
1015
1016

Ozone (du)

378
378
376
382
397
400
399
403
403
402
403
400
398
401
406
407
413
416
411
408
409
413
417
417

Tuesday 6

Waning Gibbous 83%

20:43

10:31

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

Sun - Rise: 08:31, Set: 16:43, Transit: 12:37. Moon - Rise: 20:43, Set: 10:31. Civil Dark: 17:21 - 07:52. Nautical Dark: 18:03 - 07:11. Astro Dark: 18:42 - 06:31

Total Clouds (% Sky Obscured)

70
61
69
63
69
27
50
63
55
66
41
54
45
1
66
62
82
83
78
79
69
63
76
79

Low Clouds (% Sky Obscured)

70
61
69
55
64
27
50
63
55
66
41
43
17
1
0
0
0
75
76
79
61
60
38
55

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
13
17
0
36
29
43
29
21
14
17
14
15
61

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
14
43

ISS Passover

Visibility (miles)

8
8
8
8
7
9
9
9
9
9
9
9
9
9
9
9
9
6
7
9
7
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 (%)

13
10
6
6
3
0
1
3
10
11
5
0
0
0
0
0
3
6
21
18
10
8
4
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
2
2
2
2
1
2
3
3
3
2
1
3
4
3
3
3
4
4
4
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-6
-5
-5
-5
-7
-6
-3
-2
-1
-2
-0
-2
-3
-4
-5
-5
-5
-5
-5
-5
-5
-6
-6
-7

Dew Point (°C)

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

Relative Humidity (%)

94
94
94
96
94
89
83
78
77
77
80
91
94
92
94
92
92
92
92
92
94
92
92
91

Pressure (mb)

1016
1016
1017
1017
1018
1018
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1016
1016
1016

Ozone (du)

416
410
409
409
405
399
398
398
397
399
396
395
393
395
396
397
402
405
403
404
404
398
395
395

Wednesday 7

Waning Gibbous 74%

22:02

10:46

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
02 Bad
03 Bad
04 Bad

Sun - Rise: 08:30, Set: 16:44, Transit: 12:37. Moon - Rise: 22:02, Set: 10:46. Civil Dark: 17:22 - 07:52. Nautical Dark: 18:04 - 07:10. Astro Dark: 18:43 - 06:31

Total Clouds (% Sky Obscured)

73
69
82
98
96
100
100
92
100
100
100
100
100
100
100
80
85
74
68
83
88
94
100
99

Low Clouds (% Sky Obscured)

51
47
63
59
61
44
95
89
100
86
86
100
100
100
100
74
80
67
64
77
64
46
35
41

Medium Clouds (% Sky Obscured)

56
63
74
91
90
100
100
72
73
88
81
41
67
60
3
0
3
6
1
0
19
33
46
93

High Clouds (% Sky Obscured)

22
9
20
24
20
20
20
4
4
0
85
80
20
30
40
40
35
26
25
13
56
66
90
64

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
5
9
2
3
1
2
1
0
0
0
0
3
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
Snow
None
Snow
Snow
None
Snow
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
3
9
12
17
50
36
48
43
48
35
24
32
29
29
24
3
1
0
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
7
7
9
10
10
11
10
10
10
9
10
9
8
6
5
4
3
2
2
2
3
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
86
81
78
79
79
76
74
74
74
75
74
83
80
86
86
91
94
98
98
98
98
94
92

Pressure (mb)

1015
1014
1014
1013
1013
1013
1013
1012
1011
1010
1010
1010
1011
1011
1011
1012
1012
1012
1013
1013
1013
1013
1013
1013

Ozone (du)

395
399
400
404
405
404
405
406
405
402
399
392
388
388
382
357
346
343
335
327
322
323
327
325

Thursday 8

Waning Gibbous 71%

23:17

10:58

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
02 Bad
03 Bad
04 Bad

Sun - Rise: 08:30, Set: 16:45, Transit: 12:37. Moon - Rise: 23:17, Set: 10:58. Civil Dark: 17:23 - 07:52. Nautical Dark: 18:05 - 07:10. Astro Dark: 18:44 - 06:31

Total Clouds (% Sky Obscured)

99
98
99
99
100
100
100
100
100
100
100
95
90
85
90
95
100
100
100
100
100
100
100
81

Low Clouds (% Sky Obscured)

47
53
67
82
99
100
100
100
100
100
100
89
78
67
64
62
59
72
85
98
93
88
84
70

Medium Clouds (% Sky Obscured)

99
89
97
86
94
97
73
48
45
48
41
72
22
84
68
95
100
100
100
100
100
100
100
81

High Clouds (% Sky Obscured)

43
3
33
67
100
100
97
100
74
47
20
16
7
6
34
66
97
98
99
100
100
100
100
67

ISS Passover

Visibility (miles)

9
9
5
9
9
9
9
6
3
0
0
0
0
1
3
3
3
0
0
0
0
0
3
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
Snow
Snow
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain

Precipitation Probability (%)

7
19
21
25
22
26
38
46
60
64
45
45
29
10
10
12
12
66
95
95
93
74
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0.1
0.1
0.3
0.4
0.1
0.2
0
0
0
0
0
0.3
1.1
1.1
0.5
0.2
0.3
0.4

Wind Speed/Direction (mph)

2
3
5
5
5
6
7
8
8
7
6
5
5
4
4
4
5
7
8
10
11
12
11
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
92
91
94
92
88
80
81
83
89
93
93
94
98
96
96
96
98
96
96
96
94
94
94

Pressure (mb)

1013
1013
1012
1011
1011
1010
1010
1009
1008
1008
1008
1008
1008
1007
1007
1006
1005
1004
1002
1000
999
997
995
993

Ozone (du)

327
327
327
329
331
331
332
333
337
335
330
328
323
319
325
327
327
326
327
325
327
328
328
329

Friday 9

Waning Gibbous 65%

00:29

11:10

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
02 Bad
03 Bad
04 Bad

Sun - Rise: 08:29, Set: 16:47, Transit: 12:38. Moon - Rise: 00:29, Set: 11:10. Civil Dark: 17:25 - 07:51. Nautical Dark: 18:06 - 07:10. Astro Dark: 18:45 - 06:30

Total Clouds (% Sky Obscured)

62
43
62
81
100
99
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
100

Low Clouds (% Sky Obscured)

55
43
54
72
87
82
77
79
81
83
85
90
95
100
79
81
82
89
95
100
98
97
96
97

Medium Clouds (% Sky Obscured)

62
43
62
24
35
35
45
40
85
100
100
100
100
100
93
91
86
87
93
100
97
96
96
99

High Clouds (% Sky Obscured)

33
0
33
67
100
98
96
94
63
31
0
27
55
82
82
91
100
100
100
100
67
33
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
9
9
9
9
9
9
9
9
9
9
9
9
6
3
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
None
None
None
Very Light Rain
Light Rain
Snow
Snow

Precipitation Probability (%)

71
41
23
25
14
27
33
47
44
44
35
50
53
60
47
47
44
48
49
51
74
83
89
88

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
0.4
0.5
0.5

Wind Speed/Direction (mph)

14
13
15
11
12
13
14
14
15
15
16
17
17
16
16
15
15
14
15
16
17
15
14
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
88
88
82
79
78
83
74
82
83
85
82
85
85
86
86
85
85
86
86
89
91
94
96

Pressure (mb)

993
992
991
991
991
991
990
989
989
988
988
987
988
988
988
993
993
993
993
993
993
994
994
995

Ozone (du)

332
332
337
344
350
357
361
359
358
352
376
370
369
381
387
388
390
392
392
392
391
395
400
404

Saturday 10

Third Quarter 55%

01:41

11:22

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
02 Bad
03 Bad
04 Bad

Sun - Rise: 08:29, Set: 16:48, Transit: 12:38. Moon - Rise: 01:41, Set: 11:22. Civil Dark: 17:26 - 07:51. Nautical Dark: 18:07 - 07:09. Astro Dark: 18:47 - 06:30

Total Clouds (% Sky Obscured)

100
100
100
99
97
97
97
97
97
97
98
95
90
87
83
79
75
77
80
84
90
95
100
100

Low Clouds (% Sky Obscured)

97
98
97
95
94
94
94
94
92
93
95
94
90
87
83
79
75
77
80
81
86
93
100
84

Medium Clouds (% Sky Obscured)

99
100
98
96
94
92
90
88
73
58
42
51
60
68
45
25
7
8
4
0
1
2
3
10

High Clouds (% Sky Obscured)

0
0
0
0
2
5
5
2
2
2
2
2
1
0
0
0
0
1
5
9
18
25
31
47

ISS Passover

Visibility (miles)

0
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

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

Precipitation Probability (%)

87
84
86
89
85
84
84
85
81
72
58
57
55
59
57
46
36
33
30
24
23
22
20
20

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

15
15
15
15
14
13
13
13
12
12
12
11
11
10
9
9
9
9
7
6
5
5
5
5

Chance of Frost

Temperature (°C)

3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
2
2
2
2
2
1
1
1
1

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
98
96
96
96
96
96
96
98
96
96
96
96
98
98
96
96
94
94
94
94
96

Pressure (mb)

996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1008
1009
1010
1011
1012
1013
1014
1014
1015
1016
1016
1016
1016

Ozone (du)

404
405
405
403
401
399
395
392
388
387
386
385
383
382
380
378
376
373
369
365
361
358
355
351

Sunday 11

Waning Crescent 45%

02:53

11:35

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

Sun - Rise: 08:28, Set: 16:49, Transit: 12:39. Moon - Rise: 02:53, Set: 11:35. Civil Dark: 17:27 - 07:50. Nautical Dark: 18:08 - 07:09. Astro Dark: 18:48 - 06:30

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

67
51
60
58
68
69
70
73
71
74
70
75
75
76
83
88
92
90
89
86

Medium Clouds (% Sky Obscured)

18
20
20
25
30
36
42
48
54
59
64
72
84
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

63
73
83
88
96
97
97
98
98
99
99
99
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

1
2
3
5
7
9
9
9
9
9
9
9
8
7
7
5
4
2
2
1

Fog (%)

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
Light Rain
Light Rain
Light Rain
Light Rain
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Light Rain

Precipitation Probability (%)

19
15
14
12
3
29
46
61
95
95
95
95
95
95
95
95
86
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0.8
1.4
1.8
1.8
1.8
1.4
1.1
0.8
0.4
0.6
0.7
0.6

Wind Speed/Direction (mph)

4
4
4
4
4
5
6
8
9
10
10
11
11
11
11
11
11
11
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
94
91
89
86
81
77
73
74
76
78
77
78
78
82
85
91
93
93

Pressure (mb)

1016
1016
1015
1015
1015
1014
1013
1012
1011
1010
1008
1007
1006
1006
1005
1004
1004
1003
1003
1003

Ozone (du)

348
344
340
340
339
338
334
329
324
322
320
318
316
314
312
310
308
305
310
314

Forecast for Bad Honnef, Cologne District, Germany (50.64,7.23)

Generated: 05/01/26 05:49:05. Forecast: 05/01/26 to 11/01/26. Timezone: UTC+1.00