Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 26

First Quarter 56%

11:16

03:02

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

Sun - Rise: 08:12, Set: 17:13, Transit: 12:43. Moon - Rise: 11:16, Set: 03:02. Civil Dark: 17:49 - 07:36. Nautical Dark: 18:29 - 06:57. Astro Dark: 19:07 - 06:18

Total Clouds (% Sky Obscured)

100
100
100
100
100
95
80
85
72
68
100
100
100
100
100
96
92
99
100
100
100
96
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
95
76
77
67
62
79
91
58
40
48
50
27
32
61
62
44
45
17
58

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
64
60
60
94
71
65
95
80
53
85
100
100

High Clouds (% Sky Obscured)

0
0
0
23
5
21
50
68
45
37
100
100
100
100
100
35
74
91
100
100
100
42
100
100

ISS Passover

Visibility (miles)

3
3
9
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8

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
Light Rain

Precipitation Probability (%)

0
3
6
2
3
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
1
21
40
95

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
0.9

Wind Speed/Direction (mph)

9
8
6
4
4
3
3
3
2
3
3
4
4
5
5
5
5
6
6
9
10
12
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
86
84
84
84
86
87
89
89
87
83
83
86
91
91
91
91
89
81
76
73
69
65
69

Pressure (mb)

1003
1004
1004
1004
1005
1005
1005
1005
1005
1005
1004
1003
1003
1002
1001
1001
1000
999
998
997
997
996
995
994

Ozone (du)

445
438
435
434
432
434
433
429
427
434
445
439
428
414
402
392
389
383
382
376
374
371
366
363

Tuesday 27

Waxing Gibbous 68%

11:52

04:29

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

Sun - Rise: 08:11, Set: 17:15, Transit: 12:44. Moon - Rise: 11:52, Set: 04:29. Civil Dark: 17:51 - 07:35. Nautical Dark: 18:30 - 06:55. Astro Dark: 19:09 - 06:17

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)

100
100
95
100
80
86
100
95
96
96
100
95
77
83
74
74
78
66
81
70
83
85
80
75

Medium Clouds (% Sky Obscured)

100
100
100
100
100
94
98
100
100
100
100
100
100
100
97
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
73
100
100
100
100
100
100
100
36
31
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

3
4
7
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
2
2
1
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
95
92
79
67
36
27
54
69
73
80
87
87
65
45
38
36
43
52
39
28
25
19
13

Precipitation Amount (mm)

1.7
1
0.6
0.5
0.3
0
0
0
0.3
0.4
0.4
0.4
0.4
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
8
8
7
6
6
5
5
4
4
3
3
2
2
2
2
1
1
0
1
2
2
2
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
89
89
91
93
93
93
94
94
94
94
94
94
94
94
94
94
94
93
89
93
93
94
94

Pressure (mb)

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

Ozone (du)

363
363
364
363
361
363
363
365
365
365
368
370
370
370
369
370
372
375
377
380
383
394
404
412

Wednesday 28

Waxing Gibbous 79%

12:43

05:49

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

Sun - Rise: 08:10, Set: 17:16, Transit: 12:44. Moon - Rise: 12:43, 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)

93
100
98
90
100
100
100
100
100
84
100
94
61
74
70
70
66
66
70
52
62
63
66
67

Low Clouds (% Sky Obscured)

83
99
89
80
80
81
83
75
77
80
63
51
51
71
65
61
56
57
61
46
58
63
64
67

Medium Clouds (% Sky Obscured)

90
84
84
63
60
48
45
45
40
40
35
40
50
55
60
60
49
60
29
36
48
60
55
60

High Clouds (% Sky Obscured)

40
23
77
45
100
100
100
100
99
39
95
78
29
25
30
40
40
20
30
25
29
20
15
15

ISS Passover

Visibility (miles)

9
9
9
3
0
0
1
1
7
7
7
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
3
9
19
24
20
6
7
6
6
6
6
6
5
6
6
6
6
6
6
6
6
6

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 (%)

14
5
9
2
3
3
6
10
11
6
3
4
1
0
0
1
3
5
16
17
7
2
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
98
98
98
94
96
94
93
93
91
91
91
91
91
89
89
89
91
89
88
86
85

Pressure (mb)

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

Ozone (du)

418
417
418
423
428
428
429
437
446
450
449
449
449
448
448
448
450
452
448
446
444
447
449
451

Thursday 29

Waxing Gibbous 88%

13:53

06:54

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

Sun - Rise: 08:08, Set: 17:18, Transit: 12:44. Moon - Rise: 13:53, 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)

72
75
80
83
86
88
91
94
98
92
85
78
86
93
100
99
97
96
83
69
55
63
70
78

Low Clouds (% Sky Obscured)

71
73
75
76
76
76
79
82
85
82
80
77
83
88
93
89
85
80
68
57
45
54
63
72

Medium Clouds (% Sky Obscured)

70
70
75
68
67
67
75
75
91
77
66
10
14
21
29
24
22
25
22
17
9
29
27
78

High Clouds (% Sky Obscured)

15
15
15
15
10
10
10
5
5
5
5
2
4
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
7
7
7
7
7
7
7
9
9
9
7
1
1
9
9
9
9
9
9
9

Fog (%)

6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6

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
6
12
18
26
27
25
19
14
6
6
5
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
89
89
91
93
94
94
96
96
94
94
94
93
91
93
93
94
93
86
82
77
72
71
72

Pressure (mb)

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

Ozone (du)

451
447
443
432
417
402
388
381
378
372
370
372
372
376
374
372
371
373
376
377
377
376
375
375

Friday 30

Waxing Gibbous 95%

15:17

07:40

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

Sun - Rise: 08:07, Set: 17:20, Transit: 12:44. Moon - Rise: 15:17, Set: 07:40. Civil Dark: 17:55 - 07:31. Nautical Dark: 18:35 - 06:52. Astro Dark: 19:13 - 06:14

Total Clouds (% Sky Obscured)

80
79
81
76
72
65
56
46
40
57
72
86
93
97
100
93
90
88
88
89
89
96
97
97

Low Clouds (% Sky Obscured)

59
44
35
46
56
65
56
46
40
39
38
37
43
52
58
79
80
79
79
76
75
78
84
88

Medium Clouds (% Sky Obscured)

74
31
20
13
8
1
1
0
0
9
65
66
80
91
100
85
59
45
60
64
61
45
26
5

High Clouds (% Sky Obscured)

1
1
2
1
1
0
0
0
0
18
36
55
39
23
8
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
7
7
7
6
3
0
0
0
0
0
0
0
0
0
0

Fog (%)

6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6

Precipitation Type

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

Precipitation Probability (%)

5
4
9
14
8
10
26
21
5
4
7
31
66
66
58
57
50
38
32
23
12
9
4
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.4
0.2
0.2
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
10
10
10
11
11
12
10
10
8
8
7
8
8
8
8
7
7
7
7
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
80
85
88
86
85
84
88
89
91
93
94
93
94
96
96
96
96
96
96
96
96
94
96

Pressure (mb)

1001
1001
1001
1001
1001
1002
1002
1001
1001
1001
1001
1001
1001
1001
1001
1001
1000
1000
1001
1001
1001
1001
1002
1002

Ozone (du)

378
380
384
382
382
384
386
391
397
401
400
400
400
400
403
407
410
413
416
417
418
419
420
420

Saturday 31

Waxing Gibbous 99%

No Rise

08:12

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

Sun - Rise: 08:05, Set: 17:22, Transit: 12:44. Moon - Rise: No Rise, Set: 08:12. Civil Dark: 17:57 - 07:30. Nautical Dark: 18:36 - 06:51. Astro Dark: 19:15 - 06:12

Total Clouds (% Sky Obscured)

98
98
99
98
94
91
89
90
91
89
86
87
80
70
62
75
87
100
98
96
95
89
83
77

Low Clouds (% Sky Obscured)

92
94
95
92
84
78
80
77
77
80
86
87
80
70
62
75
84
82
78
73
63
61
59
59

Medium Clouds (% Sky Obscured)

3
7
14
18
18
19
41
65
91
85
75
64
72
70
62
72
61
56
73
83
92
80
67
56

High Clouds (% Sky Obscured)

0
0
0
0
0
5
14
24
35
49
50
50
47
39
32
26
24
17
12
15
5
6
5
4

ISS Passover

Visibility (miles)

0
0
0
0
2
4
7
4
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Fog (%)

6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6

Precipitation Type

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

Precipitation Probability (%)

10
13
7
15
16
16
35
43
41
44
40
36
50
54
45
42
33
23
37
46
50
46
39
28

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
96
93
93
93
96
96
98
98
96
98
96
96
96
96
94
94
94
96
96
96

Pressure (mb)

1002
1002
1003
1003
1003
1003
1004
1004
1003
1003
1003
1003
1003
1003
1003
1002
1002
1002
1002
1002
1002
1001
1001
1001

Ozone (du)

421
424
426
429
431
434
436
437
439
440
443
446
449
448
446
445
446
447
447
441
434
428
424
420

Sunday 1

Full Moon 100%

16:46

08:34

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 08:04, Set: 17:23, Transit: 12:44. Moon - Rise: 16:46, Set: 08:34. Civil Dark: 17:59 - 07:29. Nautical Dark: 18:38 - 06:49. Astro Dark: 19:16 - 06:11

Total Clouds (% Sky Obscured)

72
68
64
69
77
85
91
96
100
100
99
99
98
96
94
91
88
83
71
56
44

Low Clouds (% Sky Obscured)

54
47
40
58
63
77
85
92
100
96
90
85
80
77
73
72
74
75
64
54
40

Medium Clouds (% Sky Obscured)

66
68
64
69
77
85
89
90
91
93
96
98
97
96
94
90
84
83
71
56
38

High Clouds (% Sky Obscured)

3
3
4
4
6
8
5
3
0
3
7
11
28
41
70
69
63
62
56
50
40

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
3
6
9
9
9
9
6
3
0
0
1
1
3
5

Fog (%)

6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6

Precipitation Type

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

Precipitation Probability (%)

33
36
38
47
50
43
39
39
39
42
44
43
44
50
60
64
65
69
52
34
25

Precipitation Amount (mm)

0
0
0.1
0.2
0.2
0
0
0
0
0
0
0
0
0
0.4
0.4
0.4
0.5
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
98
98
98
98
94
93
88
91
91
93
94
94
96
96
98
96
93
89

Pressure (mb)

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

Ozone (du)

416
415
414
413
412
411
409
409
408
408
406
405
403
402
401
400
404
408
412
410
407

Forecast for Rhöndorf, Cologne District, Germany (50.67,7.21)

Generated: 26/01/26 16:05:53. Forecast: 26/01/26 to 01/02/26. Timezone: UTC+1.00