Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 5

Waning Gibbous 91%

19:04

09:54

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
08 Bad
09 Bad

Sun - Rise: 08:13, Set: 16:27, Transit: 12:20. Moon - Rise: 19:04, Set: 09:54. Civil Dark: 17:05 - 07:35. Nautical Dark: 17:46 - 06:54. Astro Dark: 18:26 - 06:14

Total Clouds (% Sky Obscured)

98
96
94
92
86
75
83
81
74
60
76
76
74
74
84
88
90
84
89
86
89
98
92
85

Low Clouds (% Sky Obscured)

90
89
86
75
84
71
81
79
70
60
75
75
72
72
74
66
86
73
74
76
88
96
91
82

Medium Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
0
0
2
3
17
36
35
26
40
20
3
29
2
3

High 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

ISS Passover

Visibility (miles)

0
1
4
6
6
7
9
9
9
6
3
3
1
0
0
0
0
1
2
2
1
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
None
None
None
None
None
None
None

Precipitation Probability (%)

0
2
0
4
15
2
1
0
1
0
0
0
1
0
0
1
3
10
18
15
12
17
19
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-8
-7
-7
-7
-7
-7
-7
-8
-8
-8
-7
-8
-9
-9
-9
-9
-9
-9
-9
-9
-9
-9
-9
-8

Dew Point (°C)

-6
-6
-6
-6
-6
-7
-7
-7
-7
-6
-6
-6
-6
-7
-7
-7
-7
-7
-7
-7
-7
-7
-7
-7

Relative Humidity (%)

89
86
84
81
78
75
75
76
84
94
94
94
96
94
94
96
94
94
94
94
92
90
92
90

Pressure (mb)

1016
1016
1015
1015
1015
1014
1014
1015
1015
1015
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1018

Ozone (du)

373
373
374
378
379
380
382
387
396
401
402
401
407
409
404
403
410
413
413
407
403
406
411
419

Tuesday 6

Waning Gibbous 83%

20:27

10:14

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
08 Bad
09 Bad

Sun - Rise: 08:13, Set: 16:28, Transit: 12:21. Moon - Rise: 20:27, Set: 10:14. Civil Dark: 17:06 - 07:35. Nautical Dark: 17:47 - 06:54. Astro Dark: 18:27 - 06:14

Total Clouds (% Sky Obscured)

83
85
81
86
94
100
100
100
100
88
70
73
76
72
82
83
87
92
87
84
86
86
85
76

Low Clouds (% Sky Obscured)

80
83
77
83
92
100
100
100
100
86
65
68
71
68
78
81
86
91
86
83
85
86
84
74

Medium Clouds (% Sky Obscured)

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

High 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

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
2
2
1
1
1
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 (%)

19
5
11
9
17
5
20
9
15
0
2
0
1
11
1
0
12
4
15
5
6
7
13
3

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
85
86
84
81
81
82
92
92
96
96
96
94
96
96
94
94
94
94
94
94
94
94
94

Pressure (mb)

1018
1018
1018
1017
1017
1017
1017
1018
1019
1019
1019
1019
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

424
420
418
416
413
409
406
404
400
400
399
401
402
404
402
402
400
400
404
401
403
406
409
411

Wednesday 7

Waning Gibbous 74%

21:45

10:29

10 Bad
11 Bad
12 OK
13 OK
14 OK
15 Good
16 Good
17 Good
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

Sun - Rise: 08:12, Set: 16:29, Transit: 12:21. Moon - Rise: 21:45, Set: 10:29. Civil Dark: 17:07 - 07:34. Nautical Dark: 17:49 - 06:53. Astro Dark: 18:28 - 06:14

Total Clouds (% Sky Obscured)

61
52
37
30
25
3
2
2
63
84
55
88
70
82
88
95
90
100
100
100
100
100
100
97

Low Clouds (% Sky Obscured)

60
52
37
30
16
1
1
1
7
9
5
9
9
79
88
95
82
100
100
100
100
100
100
97

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
28
37
26
43
32
40
32
45
18
3
3
12
13
80
28
38

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
3
6
11
3
0
5
6
2
2
2
2

ISS Passover

Visibility (miles)

2
4
7
9
9
9
9
8
4
3
4
3
3
3
3
3
3
1
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
None
Snow
Snow
Snow
Snow
None
None

Precipitation Probability (%)

0
1
0
0
0
0
0
0
0
0
0
0
0
2
12
9
16
31
39
37
36
38
31
25

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-6
-6
-6
-6
-7
-6
-5
-6
-6
-7
-7
-7
-7
-7
-6
-7
-6
-7
-7
-6
-6
-6
-5
-5

Relative Humidity (%)

90
85
82
79
76
79
91
92
92
90
90
92
92
92
90
90
92
90
90
92
92
92
94
92

Pressure (mb)

1019
1019
1018
1017
1017
1016
1016
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1015
1016
1016
1016
1016

Ozone (du)

412
405
404
402
403
402
403
406
402
405
404
400
398
400
394
362
345
346
332
326
329
333
333
331

Thursday 8

Waning Gibbous 65%

23:00

10:42

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
08 Bad
09 Bad

Sun - Rise: 08:12, Set: 16:31, Transit: 12:21. Moon - Rise: 23:00, Set: 10:42. Civil Dark: 17:08 - 07:34. Nautical Dark: 17:50 - 06:53. Astro Dark: 18:29 - 06:14

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)

94
88
82
85
89
92
95
96
100
100
100
100
100
100
100
94
89
83
87
89
92
93
95
97

Medium Clouds (% Sky Obscured)

53
52
61
94
97
89
93
91
82
69
55
86
62
100
100
100
100
100
98
96
94
96
98
100

High Clouds (% Sky Obscured)

22
45
67
87
91
100
92
85
74
86
84
90
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Frozen rai

Precipitation Probability (%)

30
13
19
13
27
38
45
52
59
66
58
54
41
37
26
38
85
95
81
94
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0.1
0.2
0.2
0.3
0.4
0.3
0.2
0.1
0.1
0
0
0.4
0.9
0.4
0.6
1.3
1.6
1.6
0.8

Wind Speed/Direction (mph)

4
4
5
6
6
5
5
5
6
6
6
5
5
6
6
6
5
5
5
6
6
7
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
87
87
86
87
91
96
96
96
96
98
96
98
96
98
98
100
98
100
98
98
98
96
96

Pressure (mb)

1016
1015
1014
1014
1013
1012
1012
1011
1011
1011
1010
1010
1009
1009
1008
1007
1006
1005
1004
1003
1001
1000
999
998

Ozone (du)

330
330
331
333
342
346
343
341
335
326
326
327
327
331
329
325
328
328
328
325
323
323
324
328

Friday 9

Waning Gibbous 55%

00:12

10:54

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
08 Bad
09 Bad

Sun - Rise: 08:11, Set: 16:32, Transit: 12:22. Moon - Rise: 00:12, Set: 10:54. Civil Dark: 17:10 - 07:34. Nautical Dark: 17:51 - 06:53. Astro Dark: 18:30 - 06:13

Total Clouds (% Sky Obscured)

100
100
100
100
100
71
100
99
99
96
94
92
94
96
99
99
99
99
100
100
100
100
99
99

Low Clouds (% Sky Obscured)

96
96
96
88
79
71
68
65
63
67
73
78
82
86
91
89
87
86
87
88
91
93
93
94

Medium Clouds (% Sky Obscured)

100
85
67
65
51
40
39
36
27
47
33
38
45
51
97
95
96
95
98
99
100
99
98
96

High Clouds (% Sky Obscured)

100
100
95
90
100
71
73
87
62
43
20
0
4
32
27
44
62
82
70
59
48
34
17
0

ISS Passover

Visibility (miles)

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

Frozen rai
Frozen rai
Very Light Rain
Very Light Rain
None
None
None
None
Snow
None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

68
67
65
56
50
46
27
28
40
27
28
46
58
68
88
93
87
77
76
76
77
77
76
74

Precipitation Amount (mm)

0.4
0.4
0.3
0.2
0
0
0
0
0.1
0
0
0.2
0.2
0.3
0.6
0.7
0.5
0.3
0.4
0.4
0.4
0.4
0.4
0.4

Wind Speed/Direction (mph)

11
10
8
9
9
10
10
9
9
9
10
11
12
13
13
13
13
14
14
15
15
16
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
88
93
89
82
86
83
85
88
93
88
86
89
89
93
98
98
98
98
96
94
92
92
94

Pressure (mb)

998
998
998
997
996
996
996
996
996
996
996
996
996
996
996
996
996
997
997
998
998
999
1000
1001

Ozone (du)

336
341
343
344
351
358
360
356
354
365
381
383
376
380
386
384
386
387
389
392
396
399
399
399

Saturday 10

Third Quarter 45%

01:23

11:06

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
08 Bad
09 Bad

Sun - Rise: 08:11, Set: 16:33, Transit: 12:22. Moon - Rise: 01:23, Set: 11:06. Civil Dark: 17:11 - 07:33. Nautical Dark: 17:52 - 06:52. Astro Dark: 18:31 - 06:13

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

93
92
90
80
70
64
73
84
94
95
96
97
95
93
92
92
93
94
95
95
94
82
71
62

Medium Clouds (% Sky Obscured)

97
98
100
96
91
90
94
97
99
98
93
89
77
56
40
28
15
2
12
20
29
48
66
80

High Clouds (% Sky Obscured)

0
1
1
1
5
5
5
5
5
4
4
3
2
1
0
1
0
0
17
46
89
91
89
86

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
6
4
2

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

Precipitation Probability (%)

75
77
78
77
79
82
82
83
82
81
81
81
75
71
65
58
51
42
34
27
21
17
14
11

Precipitation Amount (mm)

0.4
0.4
0.4
0.4
0.5
0.5
0.5
0.5
0.4
0.5
0.5
0.6
0.5
0.4
0.3
0.2
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

17
17
17
18
17
16
15
16
16
16
15
14
13
13
12
12
12
11
10
8
6
5
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-6
-6
-6
-6
-7
-7
-7
-7
-7
-7
-6
-6
-6
-6
-6
-6
-5
-5
-5
-5
-6
-5
-6
-6

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1002
1003
1003
1004
1005
1006
1006
1007
1008
1009
1010
1011
1012
1012
1013
1013
1014
1014
1015
1015
1015
1014
1014
1014

Ozone (du)

399
398
396
395
393
392
390
390
389
389
389
388
388
386
383
381
377
374
371
366
361
356
353
349

Sunday 11

Waning Crescent 35%

02:35

11:20

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: 08:10, Set: 16:35, Transit: 12:23. Moon - Rise: 02:35, Set: 11:20. Civil Dark: 17:12 - 07:33. Nautical Dark: 17:53 - 06:52. Astro Dark: 18:32 - 06:13

Total Clouds (% Sky Obscured)

98
99
100
100
100
100
100
100
100
98
96
96
98
99
100
99
99
98
98
98
100

Low Clouds (% Sky Obscured)

74
84
95
96
97
98
99
99
100
97
95
94
97
99
100
99
98
98
98
98
100

Medium Clouds (% Sky Obscured)

86
92
100
100
100
100
100
100
100
79
55
37
40
48
79
84
90
95
84
73
61

High Clouds (% Sky Obscured)

89
85
97
99
100
100
70
37
0
22
45
67
54
42
29
38
47
55
48
38
28

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

Fog (%)

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

Precipitation Probability (%)

25
36
45
67
84
95
95
95
95
95
95
80
78
77
77
78
80
83
83
84
80

Precipitation Amount (mm)

0
0
0.1
0.3
0.5
0.7
0.9
1.1
0.9
0.8
0.7
0.6
0.5
0.4
0.4
0.4
0.5
0.5
0.5
0.6
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
100
100
100
98
100
98
100
100
100
100
100
100
100
100
98
100
100

Pressure (mb)

1013
1012
1011
1010
1009
1008
1007
1007
1006
1006
1006
1006
1006
1005
1005
1005
1004
1004
1004
1003
1003

Ozone (du)

346
345
343
342
337
331
325
322
319
316
313
310
308
305
303
301
302
303
304
304
304

Forecast for Rotheul, Germany (50.28,11.23)

Generated: 05/01/26 10:39:41. Forecast: 05/01/26 to 11/01/26. Timezone: UTC+1.00