Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 4

Waning Gibbous 96%

17:38

10:15

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: 08:35, Set: 16:29, Transit: 12:33. Moon - Rise: 17:38, Set: 10:15. Civil Dark: 17:10 - 07:55. Nautical Dark: 17:53 - 07:12. Astro Dark: 18:34 - 06:30

Total Clouds (% Sky Obscured)

89
89
92
93
91
95
98
94
94
92
90
96
94
94
86
68
58
62
77
80
94
90
80
87

Low Clouds (% Sky Obscured)

85
82
89
84
81
85
83
80
88
88
81
87
65
52
56
45
36
47
73
80
92
90
80
62

Medium Clouds (% Sky Obscured)

66
61
65
69
65
76
93
84
73
65
59
83
77
87
53
19
19
13
24
60
54
60
55
84

High Clouds (% Sky Obscured)

0
0
0
3
35
51
65
70
65
55
53
52
31
50
11
4
4
22
5
12
3
0
0
0

ISS Passover

Visibility (miles)

5
7
3
5
9
7
2
1
0
0
2
7
9
9
9
9
9
9
9
6
9
9
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
Snow
None

Precipitation Probability (%)

0
0
0
10
5
11
11
18
20
8
0
2
9
2
5
1
1
1
5
6
7
22
39
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
0.2
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
91
92
91
91
91
87
89
92
94
91
89
87
87
89
89
89
87
86
81
78
77
87
94

Pressure (mb)

1007
1007
1007
1008
1008
1009
1009
1009
1009
1009
1010
1010
1009
1010
1010
1010
1010
1011
1011
1011
1011
1010
1010
1010

Ozone (du)

369
369
376
378
380
381
378
379
380
380
384
383
382
384
386
390
392
402
402
399
392
388
389
398

Monday 5

Waning Gibbous 91%

19:10

10:32

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 OK
13 OK
14 OK
15 OK

Sun - Rise: 08:35, Set: 16:30, Transit: 12:33. Moon - Rise: 19:10, Set: 10:32. Civil Dark: 17:11 - 07:55. Nautical Dark: 17:54 - 07:11. Astro Dark: 18:35 - 06:30

Total Clouds (% Sky Obscured)

91
65
67
85
96
72
63
55
57
59
75
93
94
89
72
44
50
53
57
42
45
44
39
46

Low Clouds (% Sky Obscured)

83
62
60
83
93
70
61
55
57
59
74
92
94
88
72
44
50
51
45
32
37
38
32
42

Medium Clouds (% Sky Obscured)

80
56
60
59
27
0
0
0
0
0
0
0
0
0
0
3
2
9
27
19
15
10
5
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)

2
8
7
9
9
9
9
9
9
9
9
5
2
6
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 (%)

16
4
4
2
3
5
3
4
5
5
6
2
5
4
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
92
92
92
89
91
94
94
92
92
94
94
92
94
94
96
96
96
91
87
84
81
81
84

Pressure (mb)

1011
1011
1011
1012
1012
1012
1013
1013
1013
1013
1014
1014
1014
1015
1015
1016
1016
1017
1017
1017
1017
1017
1016
1016

Ozone (du)

405
406
406
408
410
413
414
416
416
415
412
406
406
404
404
405
408
404
401
402
406
408
398
392

Tuesday 6

Waning Gibbous 83%

20:36

10:45

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: 08:35, Set: 16:32, Transit: 12:34. Moon - Rise: 20:36, Set: 10:45. Civil Dark: 17:12 - 07:54. Nautical Dark: 17:55 - 07:11. Astro Dark: 18:36 - 06:30

Total Clouds (% Sky Obscured)

88
98
95
99
100
100
92
83
98
100
100
100
100
100
100
99
100
100
100
97
98
98
98
98

Low Clouds (% Sky Obscured)

51
61
59
69
94
90
81
70
69
70
66
70
63
69
45
54
67
75
77
87
93
93
95
96

Medium Clouds (% Sky Obscured)

48
97
93
98
100
100
87
77
91
86
68
100
100
100
100
97
99
99
100
85
80
72
63
10

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
4
0
99
95
97
100
84
21
15
20
20
25
4
25
6
11
14

ISS Passover

Visibility (miles)

9
9
9
9
9
9
2
0
0
0
0
2
9
2
3
0
0
0
9
2
0
5
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
Snow
None
Sleet
Snow
Snow
Snow
Snow
None

Precipitation Probability (%)

0
0
0
0
2
9
22
39
45
38
29
3
16
15
39
32
58
38
66
76
50
50
57
37

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0.3
0.5
0.1
0.2
0.3
0

Wind Speed/Direction (mph)

10
10
10
11
11
11
12
14
14
15
14
14
14
14
16
17
18
19
19
19
19
18
18
17

Chance of Frost

Temperature (°C)

-1
-1
-1
-1
-1
-1
-1
-1
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-1
-1
-1
-1
-1
-1

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
92
91
91
92
91
89
92
94
94
94
92
91
92
91
94
92
94
84
91
92
92
94
98

Pressure (mb)

1016
1016
1016
1016
1016
1016
1015
1015
1014
1014
1013
1013
1013
1012
1011
1011
1010
1010
1010
1009
1009
1008
1008
1008

Ozone (du)

386
384
385
393
396
398
397
395
388
389
395
396
399
400
400
398
396
397
396
396
394
394
397
397

Wednesday 7

Waning Gibbous 74%

21:57

10:56

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: 08:34, Set: 16:33, Transit: 12:34. Moon - Rise: 21:57, Set: 10:56. Civil Dark: 17:13 - 07:54. Nautical Dark: 17:56 - 07:11. Astro Dark: 18:38 - 06:30

Total Clouds (% Sky Obscured)

98
98
98
99
99
100
100
100
100
100
97
90
80
77
86
100
100
100
97
100
100
100
100
100

Low Clouds (% Sky Obscured)

96
97
98
98
99
100
97
94
92
85
76
63
59
66
74
72
71
74
91
100
100
97
94
59

Medium Clouds (% Sky Obscured)

5
3
0
0
0
0
13
30
45
45
45
40
40
44
43
82
67
69
44
42
59
95
99
100

High Clouds (% Sky Obscured)

14
16
16
11
6
0
20
50
80
85
95
90
67
33
0
18
35
53
62
70
79
58
36
15

ISS Passover

Visibility (miles)

0
0
0
0
0
8
0
4
6
9
9
9
9
9
9
9
9
9
5
1
5
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
Snow
None
None
None
None
None
None
None
None
None
None
None
Snow
None
None
None
None
None
None
None
None

Precipitation Probability (%)

27
26
29
42
34
23
24
25
20
13
21
5
20
30
36
40
36
35
30
22
6
4
3
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

17
17
18
19
18
17
16
16
16
15
14
13
11
9
7
6
5
6
6
7
7
7
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-7
-7
-7
-8
-7
-7
-6
-7
-7
-6
-6
-6
-5
-4
-3
-3
-4
-4
-4
-3
-3
-3
-2
-2

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
98
89
96
89
86
81
84
87
89
92
92
94
96
94
96
94
94
91
94
96

Pressure (mb)

1008
1008
1008
1008
1008
1008
1008
1008
1008
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1009
1009
1009

Ozone (du)

388
383
384
390
372
355
343
335
330
329
329
329
331
329
327
328
327
328
331
336
344
347
346
343

Thursday 8

Waning Gibbous 65%

23:14

11:05

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: 08:33, Set: 16:34, Transit: 12:35. Moon - Rise: 23:14, Set: 11:05. Civil Dark: 17:14 - 07:54. Nautical Dark: 17:58 - 07:10. Astro Dark: 18:39 - 06:29

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

85
80
100
95
90
86
89
94
98
98
98
98
96
94
93
94
86
78
79
82
87
92
96
98

Medium Clouds (% Sky Obscured)

100
100
100
96
78
100
100
100
100
100
100
100
100
100
100
88
80
75
66
58
50
38
26
15

High Clouds (% Sky Obscured)

43
72
100
100
100
100
100
100
100
100
100
100
100
100
100
67
33
0
0
3
3
2
2
0

ISS Passover

Visibility (miles)

9
9
9
9
1
0
0
0
1
9
9
8
0
0
0
0
2
3
4
6
8
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
Snow
Snow
Snow
Light Rain
Light Rain
Snow
Snow
Snow
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

5
5
5
15
33
29
49
61
76
89
95
95
95
95
95
95
95
95
91
69
36
30
25
22

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0.2
0.4
0.6
0.7
1.1
1.5
1.8
1.5
1.5
1.1
0.9
0.6
0.3
0
0
0
0

Wind Speed/Direction (mph)

5
5
5
5
6
7
8
9
9
9
9
10
10
12
12
13
13
14
15
14
14
15
15
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
94
94
96
98
98
98
94
94
98
98
98
98
98
96
96
96
91
86
83
83
82

Pressure (mb)

1009
1009
1008
1008
1007
1006
1006
1004
1003
1001
1000
998
996
994
992
989
992
991
989
989
989
988
988
987

Ozone (du)

342
337
334
331
333
333
333
332
330
330
328
327
327
327
328
330
332
335
337
344
351
358
365
372

Friday 9

Waning Gibbous 55%

00:28

11:15

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: 08:33, Set: 16:36, Transit: 12:35. Moon - Rise: 00:28, Set: 11:15. Civil Dark: 17:16 - 07:53. Nautical Dark: 17:59 - 07:10. Astro Dark: 18:40 - 06:29

Total Clouds (% Sky Obscured)

90
81
71
81
90
100
100
100
100
99
99
99
99
100
100
100
100
100
99
99
100
100
100
100

Low Clouds (% Sky Obscured)

85
69
54
68
81
95
96
98
100
99
99
99
99
100
100
100
100
100
99
99
100
100
100
100

Medium Clouds (% Sky Obscured)

30
42
57
71
85
99
92
82
71
81
90
98
98
98
99
95
91
85
83
81
80
70
59
50

High Clouds (% Sky Obscured)

2
4
8
22
35
45
35
23
12
9
8
7
2
0
0
0
0
4
3
2
4
5
3
0

ISS Passover

Visibility (miles)

8
9
9
9
6
3
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

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

Precipitation Probability (%)

32
38
44
56
67
79
78
80
84
95
95
95
95
95
95
95
95
88
80
69
57
52
48
42

Precipitation Amount (mm)

0
0
0
0.2
0.3
0.5
0.4
0.4
0.5
0.7
0.9
1
1
1.1
1.2
1
0.8
0.6
0.5
0.3
0
0
0
0

Wind Speed/Direction (mph)

16
18
19
21
21
21
21
21
20
20
20
20
20
18
18
19
17
17
17
17
16
16
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
79
76
73
80
88
96
96
94
94
96
96
96
96
96
96
98
98
96
98
98
98
98
96

Pressure (mb)

987
986
986
986
985
985
985
985
985
985
984
984
984
985
986
987
989
990
992
994
996
997
999
1001

Ozone (du)

379
377
376
374
379
384
389
392
394
397
399
402
404
405
406
408
408
408
408
404
400
396
389
382

Saturday 10

Third Quarter 45%

01:42

11:27

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: 08:32, Set: 16:37, Transit: 12:35. Moon - Rise: 01:42, Set: 11:27. Civil Dark: 17:17 - 07:52. Nautical Dark: 18:00 - 07:10. Astro Dark: 18:41 - 06:29

Total Clouds (% Sky Obscured)

95
90
86
89
95
100
100
100
100
100
100
100
100
100
100
94
89
82
88
94
100

Low Clouds (% Sky Obscured)

95
89
81
79
79
77
66
61
55
69
82
94
89
84
80
77
75
72
74
76
77

Medium Clouds (% Sky Obscured)

37
23
9
18
25
32
37
41
45
45
50
55
64
73
78
68
56
44
56
70
87

High Clouds (% Sky Obscured)

0
0
0
33
67
90
87
81
77
81
88
100
100
100
100
87
70
45
63
80
100

ISS Passover

Visibility (miles)

1
4
6
9
9
9
9
9
9
9
9
9
9
8
7
6
7
8
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

Precipitation Type

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

Precipitation Probability (%)

34
26
17
15
14
13
15
17
19
75
95
95
95
95
76
66
56
43
42
40
38

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.4
0.8
1.3
1
0.7
0.5
0.3
0.2
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1002
1003
1005
1006
1006
1006
1006
1006
1005
1004
1003
1001
1000
998
997
996
995
994
994
993
992

Ozone (du)

374
377
379
382
378
374
370
365
360
355
355
355
354
352
350
349
346
344
342
334
327

Forecast for Osnabrück, Germany (52.27,8.05)

Generated: 04/01/26 16:52:04. Forecast: 04/01/26 to 10/01/26. Timezone: UTC+1.00