Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 18

New Moon 1%

09:11

16:07

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

Sun - Rise: 08:25, Set: 16:50, Transit: 12:38. Moon - Rise: 09:11, Set: 16:07. Civil Dark: 17:28 - 07:46. Nautical Dark: 18:11 - 07:04. Astro Dark: 18:51 - 06:24

Total Clouds (% Sky Obscured)

75
70
58
25
22
14
5
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

18
17
18
25
21
12
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium 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

High Clouds (% Sky Obscured)

43
30
4
0
0
2
2
1
1
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
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
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

6
5
5
5
5
4
5
4
4
4
4
4
4
4
4
4
4
4
4
5
5
4
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
80
81
84
86
88
88
89
89
89
87
87
87
87
86
84
83
83
77
72
68
66
66
69

Pressure (mb)

1020
1020
1020
1020
1020
1021
1021
1020
1020
1020
1020
1020
1020
1019
1019
1019
1020
1020
1020
1020
1019
1019
1019
1019

Ozone (du)

361
363
364
365
368
370
370
371
371
370
369
368
367
366
365
366
366
367
369
368
366
363
361
359

Monday 19

Waxing Crescent 3%

09:28

17:26

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

Sun - Rise: 08:24, Set: 16:51, Transit: 12:38. Moon - Rise: 09:28, Set: 17:26. Civil Dark: 17:30 - 07:45. Nautical Dark: 18:12 - 07:03. Astro Dark: 18:53 - 06:23

Total Clouds (% Sky Obscured)

0
0
0
0
0
1
3
4
7
11
12
12
12
8
6
5
4
6
5
11
6
4
3
3

Low 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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
3
3
3
3
3
3
6
3
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
6
9
9
8
5
6
6
4
4
5
5
11
6
3
2
2

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
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

4
3
3
3
4
4
4
4
4
4
4
4
4
4
4
4
4
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
80
83
84
84
86
87
87
87
87
87
86
86
84
84
84
84
82
78
73
68
66
65
69

Pressure (mb)

1019
1019
1019
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021
1020
1020
1020
1020
1021
1021
1020
1020
1019
1019
1018

Ozone (du)

358
355
355
357
358
358
358
356
355
357
360
358
358
359
359
357
354
355
353
353
352
351
352
352

Tuesday 20

Waxing Crescent 8%

09:41

18:47

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

Sun - Rise: 08:23, Set: 16:53, Transit: 12:39. Moon - Rise: 09:41, Set: 18:47. Civil Dark: 17:32 - 07:44. Nautical Dark: 18:14 - 07:02. Astro Dark: 18:54 - 06:22

Total Clouds (% Sky Obscured)

3
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Low 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

Medium 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

High Clouds (% Sky Obscured)

2
2
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)

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
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

4
4
4
4
4
5
5
4
5
5
4
4
4
4
4
4
5
5
5
5
6
6
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
78
78
75
74
72
74
74
74
75
75
72
70
67
67
67
67
67
63
58
55
53
55
59

Pressure (mb)

1018
1018
1017
1017
1017
1016
1016
1015
1015
1014
1013
1013
1012
1011
1010
1010
1009
1009
1008
1007
1007
1006
1005
1005

Ozone (du)

353
353
354
357
357
358
358
353
350
352
355
355
354
353
357
357
357
359
360
361
361
361
362
366

Wednesday 21

Waxing Crescent 15%

09:53

20:07

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

Sun - Rise: 08:21, Set: 16:55, Transit: 12:39. Moon - Rise: 09:53, Set: 20:07. Civil Dark: 17:33 - 07:43. Nautical Dark: 18:15 - 07:01. Astro Dark: 18:55 - 06:21

Total Clouds (% Sky Obscured)

0
2
4
16
22
42
48
43
49
49
48
48
51
50
57
60
67
67
48
24
3
12
21
31

Low Clouds (% Sky Obscured)

0
0
0
11
20
29
36
41
49
49
48
48
51
50
55
50
45
41
26
14
2
2
2
2

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
11
16
12
7
0
0
0
1

High Clouds (% Sky Obscured)

0
2
4
14
5
27
18
2
1
1
0
0
0
0
0
5
10
16
11
6
1
12
21
31

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
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

6
6
6
7
6
7
7
6
6
6
6
6
6
6
6
6
6
6
6
6
7
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
71
72
74
72
72
72
72
73
73
73
73
72
72
72
70
70
69
65
59
56
54
53
56

Pressure (mb)

1004
1004
1003
1003
1002
1002
1002
1001
1001
1000
1000
1000
999
999
999
999
999
999
999
999
999
998
998
998

Ozone (du)

369
369
368
370
371
373
374
372
373
375
376
379
380
382
382
383
385
387
386
384
383
383
382
380

Thursday 22

Waxing Crescent 13%

10:03

21:27

16 OK
17 OK
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: 08:20, Set: 16:57, Transit: 12:39. Moon - Rise: 10:03, Set: 21:27. Civil Dark: 17:35 - 07:42. Nautical Dark: 18:17 - 07:00. Astro Dark: 18:57 - 06:20

Total Clouds (% Sky Obscured)

36
43
52
72
88
97
96
95
94
95
98
99
97
94
91
99
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

6
10
20
50
70
74
77
80
85
77
71
55
37
59
63
82
76
72
76
81
89
87
89
87

Medium Clouds (% Sky Obscured)

3
5
6
23
34
41
73
93
94
95
92
88
97
93
90
91
93
93
92
92
91
89
88
85

High Clouds (% Sky Obscured)

36
33
30
30
30
30
32
33
34
53
77
99
67
37
5
31
62
93
65
37
9
21
34
47

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

Precipitation Probability (%)

0
0
0
0
2
4
23
42
43
35
24
20
20
17
12
11
15
19
20
17
7
8
4
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
65
66
67
65
65
66
74
85
88
86
86
86
88
84
80
79
77
73
74
74
76
77
79

Pressure (mb)

998
998
999
999
999
999
999
999
999
999
999
999
999
999
999
999
1001
1001
1001
1001
1001
1001
1001
1001

Ozone (du)

381
382
380
380
379
379
377
373
371
370
367
364
363
365
368
369
375
381
386
387
387
388
385
382

Friday 23

Waxing Crescent 23%

10:14

22:47

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 OK
06 OK
07 OK
08 OK
09 OK
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 08:19, Set: 16:58, Transit: 12:39. Moon - Rise: 10:14, Set: 22:47. Civil Dark: 17:36 - 07:41. Nautical Dark: 18:18 - 06:59. Astro Dark: 18:58 - 06:19

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
90
79
66
47
29
14
14
14
18
50
68
78
80
82
84

Low Clouds (% Sky Obscured)

94
97
100
100
100
100
83
68
53
37
22
7
6
6
5
5
5
6
21
35
56
69
78
84

Medium Clouds (% Sky Obscured)

78
73
68
79
89
100
100
100
100
85
71
59
45
29
14
14
13
8
9
10
10
7
3
0

High Clouds (% Sky Obscured)

63
79
94
77
62
45
63
81
100
90
79
66
47
29
0
0
0
0
2
4
6
4
2
0

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
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 (%)

1
2
3
19
28
33
31
24
7
9
6
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
83
83
85
86
91
93
93
94
96
94
96
94
94
94
94
92
92
91
88
84
81
81
81

Pressure (mb)

1001
1001
1002
1002
1002
1002
1003
1003
1003
1003
1003
1003
1003
1004
1004
1004
1004
1004
1005
1005
1005
1005
1005
1005

Ozone (du)

379
375
372
368
369
370
370
370
371
371
372
374
375
377
379
381
384
387
391
394
397
401
402
404

Saturday 24

Waxing Crescent 33%

10:26

00:10

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: 08:17, Set: 17:00, Transit: 12:40. Moon - Rise: 10:26, Set: 00:10. Civil Dark: 17:38 - 07:40. Nautical Dark: 18:20 - 06:58. Astro Dark: 19:00 - 06:18

Total Clouds (% Sky Obscured)

88
90
93
95
96
98
97
94
92
95
98
100
100
100
100
100
99
99
99
100
100

Low Clouds (% Sky Obscured)

86
87
88
86
85
84
84
83
81
88
94
100
100
100
100
99
98
96
98
99
100

Medium Clouds (% Sky Obscured)

8
16
24
33
38
47
45
43
41
51
62
74
72
71
69
74
79
84
72
63
58

High Clouds (% Sky Obscured)

1
1
2
2
1
7
11
19
28
39
51
54
54
50
45
44
40
32
22
10
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
5
3
1
3
6

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
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
4
5
2
11
13
12
14
15
14

Precipitation Amount (mm)

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
10
10
10
10
10
10
10
10
10
10
10
10
10
10
9
10
9
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-2
-3
-2
-7
-7
-7
-7
-7
-8
-9
-9
-9
-9
-9
-9
-10
-10
-10
-9
-9

Dew Point (°C)

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

Relative Humidity (%)

81
83
83
84
82
82
81
79
78
76
75
73
73
73
73
75
76
78
79
76
75

Pressure (mb)

1004
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1006
1006
1006
1006

Ozone (du)

405
404
402
401
399
398
396
396
395
395
392
390
388
389
391
393
395
397
399
402
404

Forecast for Osnabrück, Germany (52.27,8.05)

Generated: 18/01/26 16:22:46. Forecast: 18/01/26 to 24/01/26. Timezone: UTC+1.00