Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 26

First Quarter 56%

10:52

03:02

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
07 Bad

Sun - Rise: 08:13, Set: 17:13, Transit: 12:43. Moon - Rise: 10:52, Set: 03:02. Civil Dark: 17:49 - 07:36. Nautical Dark: 18:29 - 06:56. Astro Dark: 19:07 - 06:18

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
98
98
96
92
95
94
85
74
60
53
70
89
78
81
95
78
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
98
98
96
92
95
94
76
67
60
53
70
81
67
64
71
49
33

Medium Clouds (% Sky Obscured)

100
89
50
28
49
53
44
44
35
6
6
0
0
0
0
0
0
0
0
0
4
18
5
31

High Clouds (% Sky Obscured)

100
100
15
8
2
0
0
0
0
0
0
1
16
62
38
2
9
21
50
49
45
81
53
100

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
2

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
2
2
18
28
20
13
8
19
7
4
3
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
80
78
74
73
74
75
74
74
77
83
86
84
87
87
86
86
86
86
87
86
89
92
94

Pressure (mb)

999
1000
1001
1001
1001
1002
1002
1002
1003
1003
1003
1004
1004
1005
1005
1005
1005
1004
1003
1003
1002
1002
1001
1000

Ozone (du)

457
452
447
440
436
437
436
435
438
435
435
436
432
423
417
418
424
430
439
432
417
404
397
387

Tuesday 27

Waxing Gibbous 68%

11:16

04:29

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
07 Bad

Sun - Rise: 08:12, Set: 17:15, Transit: 12:43. Moon - Rise: 11:16, Set: 04:29. Civil Dark: 17:50 - 07:35. Nautical Dark: 18:30 - 06:55. Astro Dark: 19:09 - 06:17

Total Clouds (% Sky Obscured)

92
99
83
82
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
98
100
100

Low Clouds (% Sky Obscured)

35
56
59
51
39
40
5
100
100
89
100
83
79
59
50
50
65
77
40
35
59
79
85
91

Medium Clouds (% Sky Obscured)

19
31
68
78
92
100
100
100
100
100
89
94
95
84
69
97
96
100
100
100
97
98
100
100

High Clouds (% Sky Obscured)

84
97
43
44
100
100
100
100
100
84
100
100
100
100
96
100
81
100
100
100
78
37
100
100

ISS Passover

Visibility (miles)

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

Fog (%)

9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
1
28
62
95
95
81
53
44
36
42
66
33
20
9
7
7
16
18
22
34

Precipitation Amount (mm)

0
0
0
0
0
0
0.3
1.1
1.1
0.4
0
0
0
0
0.4
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
5
7
8
9
10
11
11
10
11
10
8
8
7
6
5
5
4
3
3
2
2
2
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
94
86
79
73
68
73
77
80
83
83
85
88
89
91
94
96
94
94
94
94
94
94
93

Pressure (mb)

999
999
998
997
996
996
994
994
994
994
994
994
994
995
995
995
995
996
996
996
996
996
997
997

Ozone (du)

384
381
377
373
371
366
363
363
364
366
364
362
362
360
359
360
363
364
364
368
369
368
371
373

Wednesday 28

Waxing Gibbous 79%

11:52

05:49

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
07 Bad

Sun - Rise: 08:11, Set: 17:16, Transit: 12:44. Moon - Rise: 11:52, Set: 05:49. Civil Dark: 17:52 - 07:34. Nautical Dark: 18:32 - 06:54. Astro Dark: 19:10 - 06:16

Total Clouds (% Sky Obscured)

100
100
100
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)

85
80
81
85
87
89
88
88
95
96
99
100
100
100
100
100
91
94
97
100
100
100
100
93

Medium Clouds (% Sky Obscured)

100
63
100
100
100
100
100
100
100
100
99
97
93
98
100
100
100
100
100
100
97
93
91
46

High Clouds (% Sky Obscured)

100
100
84
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
86
89
96

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
7
4
4

Fog (%)

0
0
5
6
3
0
0
55
57
40
55
72
100
100
100
100
100
100
100
100
100
100
100
100

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 (%)

46
41
40
37
42
45
47
40
38
36
27
23
18
20
25
28
25
18
18
19
21
24
24
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
1
1
1
1
1
1
1
1
2
2
1
2
1
2
1
2
1
2
1
1
1
1
1

Relative Humidity (%)

94
93
91
86
83
82
80
83
86
91
93
91
91
91
93
93
94
94
96
96
94
94
96
94

Pressure (mb)

997
997
997
997
997
996
996
996
996
996
997
997
997
997
997
998
998
998
998
998
998
999
999
999

Ozone (du)

377
382
390
401
413
419
426
432
436
435
434
433
428
428
431
441
450
453
451
453
449
449
452
454

Thursday 29

Waxing Gibbous 88%

12:43

06:54

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

Sun - Rise: 08:09, Set: 17:18, Transit: 12:44. Moon - Rise: 12:43, Set: 06:54. Civil Dark: 17:54 - 07:33. Nautical Dark: 18:33 - 06:53. Astro Dark: 19:12 - 06:15

Total Clouds (% Sky Obscured)

100
99
98
96
94
95
94
95
78
62
48
42
36
33
50
61
74
72
69
68
80
90
100
99

Low Clouds (% Sky Obscured)

85
77
82
87
93
93
94
94
77
60
42
39
36
33
47
61
74
72
69
66
69
69
72
70

Medium Clouds (% Sky Obscured)

46
23
16
10
1
0
0
0
0
4
5
4
4
0
0
0
0
0
0
0
15
27
29
34

High Clouds (% Sky Obscured)

97
96
73
48
25
18
12
5
1
0
4
0
0
0
0
0
0
0
0
0
33
67
100
73

ISS Passover

Visibility (miles)

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

Fog (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

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 (%)

15
5
5
7
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
9

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
1
2
2
1
2
3
3
4
4
4
5
5
5
6
6
7
8
9
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
89
86
86
83
80
80
76
79
77
82
86
86
86
86
88
89
91
91
91
88
83
83

Pressure (mb)

1000
1000
1000
1000
1001
1000
1000
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1000
1000
1000
1000

Ozone (du)

458
457
458
456
454
458
462
464
459
444
429
409
387
374
361
353
354
358
361
363
367
369
373
370

Friday 30

Waxing Gibbous 95%

13:53

07:40

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
07 Bad

Sun - Rise: 08:08, Set: 17:20, Transit: 12:44. Moon - Rise: 13:53, Set: 07:40. Civil Dark: 17:55 - 07:31. Nautical Dark: 18:35 - 06:52. Astro Dark: 19:13 - 06:13

Total Clouds (% Sky Obscured)

98
97
93
89
86
91
95
99
88
79
66
91
92
95
87
81
74
92
96
97
98
98
99
99

Low Clouds (% Sky Obscured)

67
64
58
50
43
42
43
39
41
45
47
53
69
83
75
65
58
68
81
89
93
94
96
95

Medium Clouds (% Sky Obscured)

83
86
93
89
86
91
93
99
57
73
66
62
40
23
16
14
12
36
62
90
96
95
96
89

High Clouds (% Sky Obscured)

46
19
13
6
0
2
5
7
5
2
0
31
16
0
0
0
0
4
9
13
9
4
0
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
1
0
9
1
0
0
0
0
0
0
0
3
5
8
5
3
0

Fog (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

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 (%)

18
26
26
22
15
26
42
38
31
28
34
24
22
22
23
20
13
16
23
30
36
39
37
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
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

2
2
2
3
4
4
4
3
3
3
3
3
3
3
4
4
4
4
4
4
4
4
4
4

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
86
85
80
76
73
79
93
94
91
94
96
94
96
96
96
96
96
94
94
93
93
94
96

Pressure (mb)

1000
1000
1000
1000
1000
1000
999
999
999
999
1000
1000
998
998
998
998
998
998
998
998
998
998
999
999

Ozone (du)

370
374
373
375
379
379
377
379
378
382
387
392
393
394
395
394
393
392
394
396
398
401
404
407

Saturday 31

Waxing Gibbous 99%

15:17

No Set

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
07 Bad

Sun - Rise: 08:07, Set: 17:22, Transit: 12:44. Moon - Rise: 15:17, Set: No Set. Civil Dark: 17:57 - 07:30. Nautical Dark: 18:36 - 06:50. Astro Dark: 19:15 - 06:12

Total Clouds (% Sky Obscured)

98
98
93
88
84
86
90
100
100
100
100
100
100
100
98
95
94
92
91
90
91
94
96
96

Low Clouds (% Sky Obscured)

92
90
86
78
70
71
79
87
89
91
92
90
87
87
82
76
75
73
70
67
69
73
76
73

Medium Clouds (% Sky Obscured)

83
76
64
53
44
33
19
5
5
6
6
40
69
95
92
91
90
85
80
78
84
87
93
94

High Clouds (% Sky Obscured)

7
13
17
20
23
57
78
95
88
81
78
77
76
81
81
63
57
43
39
40
35
30
35
30

ISS Passover

Visibility (miles)

0
0
0
3
6
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

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 (%)

29
26
20
15
5
6
7
7
19
31
38
36
34
27
21
16
13
14
13
5
8
10
13
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)

10
9
10
9
9
9
8
8
8
8
8
8
9
9
8
8
8
8
8
8
8
8
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
94
93
89
86
85
85
82
83
83
85
83
83
82
82
81
82
81
81
80
80
78
78

Pressure (mb)

999
1000
1000
1001
1001
1001
1002
1002
1002
1003
1004
1004
1005
1005
1006
1006
1006
1006
1006
1006
1007
1007
1007
1007

Ozone (du)

409
410
411
413
415
418
418
419
420
421
422
424
425
425
426
426
426
425
426
426
426
427
428
428

Sunday 1

Full Moon 100%

16:46

08:11

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: 08:05, Set: 17:23, Transit: 12:44. Moon - Rise: 16:46, Set: 08:11. Civil Dark: 17:59 - 07:28. Nautical Dark: 18:38 - 06:49. Astro Dark: 19:16 - 06:11

Total Clouds (% Sky Obscured)

95
95
97
99
100
100
100
100
100
100
100
99
99
98
96
95
94

Low Clouds (% Sky Obscured)

76
84
85
86
85
85
85
87
79
71
64
71
81
91
92
93
94

Medium Clouds (% Sky Obscured)

94
95
96
98
100
100
100
100
98
95
92
74
56
31
23
16
6

High Clouds (% Sky Obscured)

35
35
55
77
96
75
53
36
47
50
45
37
28
18
17
16
13

ISS Passover

Visibility (miles)

6
3
0
0
0
0
0
0
0
3
6
9
9
9
9
9
9

Fog (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Precipitation Type

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

Precipitation Probability (%)

40
44
54
55
53
50
46
44
38
29
26
32
43
55
49
40
27

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

9
10
10
9
9
9
9
9
10
9
9
9
9
9
9
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
86
91
91
93
93
93
94
94
91
89
86
86
86
84
84
84

Pressure (mb)

1007
1007
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1009
1009

Ozone (du)

426
424
423
425
427
429
430
430
430
441
452
464
458
453
447
440
432

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

Generated: 26/01/26 08:23:52. Forecast: 26/01/26 to 01/02/26. Timezone: UTC+1.00