Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 12

Waning Gibbous 65%

20:53

13:15

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

Sun - Rise: 06:38, Set: 19:28, Transit: 13:02. Moon - Rise: 20:53, Set: 13:15. Civil Dark: 20:02 - 06:04. Nautical Dark: 20:44 - 05:23. Astro Dark: 21:28 - 04:39

Total Clouds (% Sky Obscured)

87
84
73
78
67
76
49
39
30
3
4
3
22
24
35
29
40
40
45
100
100
100
100
100

Low Clouds (% Sky Obscured)

70
66
67
69
56
46
34
29
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1

Medium Clouds (% Sky Obscured)

10
5
1
1
1
28
0
0
1
0
0
0
0
0
0
2
2
40
29
45
87
81
88
86

High Clouds (% Sky Obscured)

1
1
2
1
1
0
0
0
0
0
3
2
2
1
35
18
40
40
45
100
100
100
100
100

ISS Passover

Visibility (miles)

6
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
Very Light Rain
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

6
1
0
21
46
36
43
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
18
19
19
19
19
19
17
17
16
15
14
14
13
12
12
11
11
11
11
11
11
13
15

Feels Like (°C)

15
16
17
16
16
15
15
15
15
14
16
14
13
11
10
10
10
10
8
8
8
9
10
12

Dew Point (°C)

9
9
6
5
4
3
3
3
5
5
5
5
5
5
4
3
3
2
2
2
3
3
4
4

Relative Humidity (%)

62
54
43
39
35
33
34
38
45
48
52
54
56
56
56
55
56
53
55
56
57
56
54
48

Pressure (mb)

1015
1015
1015
1015
1016
1016
1016
1017
1017
1018
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

288
291
294
294
293
292
291
290
291
291
290
289
290
289
288
289
287
287
284
281
281
281
282
282

Saturday 13

Waning Gibbous 53%

21:28

14:45

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 OK
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 06:40, Set: 19:25, Transit: 13:02. Moon - Rise: 21:28, Set: 14:45. Civil Dark: 20:00 - 06:06. Nautical Dark: 20:41 - 05:25. Astro Dark: 21:25 - 04:41

Total Clouds (% Sky Obscured)

100
100
100
100
88
99
87
73
70
79
98
69
34
69
100
100
100
100
91
100
97
100
99
100

Low Clouds (% Sky Obscured)

0
2
27
24
42
48
27
16
29
38
28
0
0
0
5
0
1
10
5
10
10
42
49
92

Medium Clouds (% Sky Obscured)

53
62
83
96
81
95
83
44
52
33
38
32
30
40
28
40
100
100
90
94
94
97
97
100

High Clouds (% Sky Obscured)

100
100
100
100
1
6
0
39
50
55
97
61
34
69
100
100
100
100
81
100
89
100
93
89

ISS Passover

Visibility (miles)

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

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
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
3
19
18
26
33
45
26
10
5
2
1
0
0
0
0
0
2
7
42
75
73
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
0.6
0.4
1.1

Wind Speed/Direction (mph)

9
10
11
10
9
9
10
8
3
2
3
2
3
3
3
2
2
3
3
3
3
5
5
5

Chance of Frost

Temperature (°C)

17
18
19
20
20
20
19
18
18
16
15
15
14
14
13
13
12
12
12
12
12
13
13
14

Feels Like (°C)

14
15
15
17
16
18
15
16
17
16
15
15
14
13
12
12
12
11
11
12
11
12
12
13

Dew Point (°C)

5
4
4
5
4
4
10
11
11
10
10
9
9
9
8
8
7
7
7
7
7
9
11
12

Relative Humidity (%)

44
38
36
36
34
33
54
60
66
66
69
68
70
71
71
72
71
69
70
71
71
79
87
89

Pressure (mb)

1020
1019
1019
1018
1018
1017
1017
1017
1016
1017
1017
1016
1016
1016
1015
1015
1015
1015
1014
1014
1014
1014
1014
1015

Ozone (du)

283
284
287
290
294
298
296
294
292
292
293
293
293
293
293
294
295
295
295
297
296
296
296
295

Sunday 14

Third Quarter 41%

22:20

16:02

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

Sun - Rise: 06:42, Set: 19:23, Transit: 13:02. Moon - Rise: 22:20, Set: 16:02. Civil Dark: 19:57 - 06:07. Nautical Dark: 20:38 - 05:26. Astro Dark: 21:22 - 04:43

Total Clouds (% Sky Obscured)

100
100
100
98
99
78
36
11
13
41
39
32
68
75
99
97
100
100
100
100
96
96
96
96

Low Clouds (% Sky Obscured)

80
82
79
62
57
35
36
11
13
1
1
14
7
0
0
0
0
2
17
85
61
67
62
59

Medium Clouds (% Sky Obscured)

100
100
98
96
63
30
7
0
0
0
0
0
0
49
56
57
72
100
56
26
30
93
45
44

High Clouds (% Sky Obscured)

52
48
87
39
79
4
2
0
0
40
35
14
48
56
97
77
100
100
100
100
35
28
27
9

ISS Passover

Visibility (miles)

6
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

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

Precipitation Probability (%)

95
95
95
65
49
30
9
1
0
0
0
0
0
0
0
0
0
4
40
94
89
53
47
31

Precipitation Amount (mm)

1.9
1.1
0.9
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.8
0.8
0
0
0

Wind Speed/Direction (mph)

5
6
6
7
7
8
8
5
1
2
4
5
4
5
5
6
7
9
10
10
11
12
11
12

Chance of Frost

Temperature (°C)

14
14
14
14
15
15
16
16
15
14
13
13
13
12
12
12
12
12
12
12
13
13
15
16

Feels Like (°C)

13
13
13
13
13
13
14
16
17
16
12
12
11
11
10
10
9
9
9
9
9
10
11
14

Dew Point (°C)

12
12
12
11
10
9
9
9
10
9
8
8
6
5
6
6
6
5
5
5
5
6
9
12

Relative Humidity (%)

90
89
86
79
73
65
62
62
68
70
72
71
62
62
66
66
67
63
61
59
60
62
66
73

Pressure (mb)

1015
1014
1014
1015
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1013
1012
1011
1010
1010
1010
1010

Ozone (du)

294
294
295
297
299
304
311
310
299
291
284
278
275
272
269
268
269
269
267
265
264
263
263
264

Monday 15

Waning Crescent 30%

23:30

16:59

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 OK
01 OK
02 Good
03 OK
04 OK
05 OK
06 OK
07 OK
08 Bad
09 Bad
10 Bad

Sun - Rise: 06:43, Set: 19:21, Transit: 13:01. Moon - Rise: 23:30, Set: 16:59. Civil Dark: 19:55 - 06:09. Nautical Dark: 20:36 - 05:28. Astro Dark: 21:20 - 04:45

Total Clouds (% Sky Obscured)

70
75
54
68
65
58
53
74
71
76
81
85
68
30
23
13
16
19
29
38
42
56
86
86

Low Clouds (% Sky Obscured)

50
55
48
57
58
58
39
28
10
15
12
22
18
14
13
13
16
19
29
38
42
56
78
85

Medium Clouds (% Sky Obscured)

32
22
8
47
25
34
37
42
42
46
45
47
31
16
0
0
0
0
8
17
23
21
18
15

High Clouds (% Sky Obscured)

2
2
1
1
2
2
0
0
0
0
35
35
30
3
12
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
5
8
8
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

26
26
35
51
42
39
27
18
5
4
2
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

13
15
14
16
14
13
11
9
7
6
8
9
12
11
12
12
11
11
12
12
12
12
14
14

Chance of Frost

Temperature (°C)

18
20
22
23
23
22
22
21
20
19
19
18
18
17
16
16
15
15
15
15
14
15
16
16

Feels Like (°C)

15
17
19
21
20
20
21
21
19
18
17
15
14
13
14
13
13
13
13
12
12
12
13
11

Dew Point (°C)

13
12
13
14
16
15
14
13
14
13
11
9
7
8
7
7
8
7
7
7
8
8
8
8

Relative Humidity (%)

70
58
59
54
64
65
61
61
67
65
59
56
50
53
55
56
59
59
59
61
63
62
59
61

Pressure (mb)

1010
1009
1009
1008
1009
1009
1009
1009
1009
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012

Ozone (du)

263
265
266
267
267
269
271
273
275
275
276
276
278
279
283
287
292
293
293
295
295
294
294
294

Tuesday 16

Waning Crescent 20%

00:51

17:38

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
10 Bad

Sun - Rise: 06:45, Set: 19:18, Transit: 13:01. Moon - Rise: 00:51, Set: 17:38. Civil Dark: 19:52 - 06:11. Nautical Dark: 20:33 - 05:30. Astro Dark: 21:17 - 04:47

Total Clouds (% Sky Obscured)

96
98
100
99
98
98
95
92
90
84
77
71
69
68
67
69
70
72
71
70
69
77
88
98

Low Clouds (% Sky Obscured)

81
74
67
69
71
75
74
76
63
69
65
69
69
68
67
69
70
72
71
70
69
73
69
65

Medium Clouds (% Sky Obscured)

22
35
45
49
48
47
43
44
40
27
12
0
0
0
9
10
10
7
4
1
0
1
1
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
3
7
10
16
21
27
18
9
1
1
1
1
2
3
3
35
67
98

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 (%)

11
15
14
21
25
29
25
27
24
18
15
10
9
6
2
4
3
2
2
1
0
1
1
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)

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

Chance of Frost

Temperature (°C)

17
17
18
18
18
17
17
17
16
16
15
14
14
14
13
13
13
12
12
12
12
12
14
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

54
50
48
46
46
49
51
50
51
52
57
60
59
61
63
64
65
67
69
70
71
71
65
60

Pressure (mb)

1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1014
1014
1014
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016

Ozone (du)

294
294
294
296
298
299
302
302
301
299
298
298
299
299
296
295
292
290
288
286
283
281
280
279

Wednesday 17

Waning Crescent 12%

02:16

18:03

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
10 Bad

Sun - Rise: 06:47, Set: 19:16, Transit: 13:00. Moon - Rise: 02:16, Set: 18:03. Civil Dark: 19:50 - 06:13. Nautical Dark: 20:31 - 05:32. Astro Dark: 21:14 - 04:49

Total Clouds (% Sky Obscured)

97
95
92
93
97
100
99
98
96
97
97
97
99
99
100
98
96
94
92
89
87
90
93
96

Low Clouds (% Sky Obscured)

52
37
30
43
60
74
71
68
44
50
60
69
78
86
92
92
93
94
89
83
75
83
86
89

Medium Clouds (% Sky Obscured)

13
23
33
34
35
36
45
60
72
57
45
26
26
17
17
16
15
14
13
12
15
15
20
33

High Clouds (% Sky Obscured)

97
95
87
76
74
80
57
34
10
13
12
19
21
22
28
27
21
20
18
12
3
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
1
1
1
1
0
21
30
36
35
33
29
38
45
50
46
38
25
27
28
28
30
31
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
12
13
17
17
16
16
16
15
13
12
12
12
12
11
11
11
11
11
12
12
12
13

Dew Point (°C)

8
7
7
7
7
7
7
8
8
8
9
9
10
10
10
10
10
10
10
10
11
11
11
10

Relative Humidity (%)

56
50
46
42
44
45
47
51
54
58
62
65
70
72
73
73
73
70
70
70
72
72
67
62

Pressure (mb)

1016
1015
1015
1014
1014
1013
1012
1012
1011
1011
1010
1009
1009
1008
1007
1006
1006
1005
1004
1004
1004
1004
1004
1004

Ozone (du)

277
277
278
278
277
276
276
275
274
273
272
271
270
269
268
268
268
268
268
271
274
277
281
284

Thursday 18

Waning Crescent 12%

03:39

18:21

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: 06:48, Set: 19:14, Transit: 13:00. Moon - Rise: 03:39, Set: 18:21. Civil Dark: 19:48 - 06:14. Nautical Dark: 20:28 - 05:34. Astro Dark: 21:11 - 04:51

Total Clouds (% Sky Obscured)

94
92
89
89
90
90
82
76
69
72
75
80
82
82
83
87
89
94
81
69
59

Low Clouds (% Sky Obscured)

81
74
67
66
67
69
76
76
69
72
75
80
82
82
76
65
53
43
37
38
31

Medium Clouds (% Sky Obscured)

36
35
37
33
33
28
25
19
10
6
4
2
13
27
45
54
60
70
49
28
7

High Clouds (% Sky Obscured)

4
5
6
35
61
78
52
24
0
2
3
4
14
31
48
44
37
28
23
18
13

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

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 (%)

30
27
19
18
16
6
12
10
14
16
18
21
19
15
8
10
7
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

Wind Speed/Direction (mph)

15
16
16
16
17
17
18
18
18
18
18
18
18
18
18
17
16
15
14
14
14

Chance of Frost

Temperature (°C)

17
17
17
18
17
17
17
17
16
16
16
16
15
15
15
14
14
14
13
13
13

Feels Like (°C)

13
13
13
14
13
13
12
12
12
12
9
10
10
9
9
9
8
8
9
9
9

Dew Point (°C)

9
9
9
9
8
8
7
8
8
9
9
10
10
10
10
9
10
10
10
10
10

Relative Humidity (%)

58
56
56
56
55
54
53
57
60
63
66
69
72
72
71
71
74
76
78
79
78

Pressure (mb)

1004
1005
1005
1005
1005
1005
1005
1006
1006
1006
1007
1008
1009
1010
1010
1011
1011
1012
1013
1013
1014

Ozone (du)

287
290
292
295
299
303
306
301
295
290
290
291
292
293
293
294
293
293
293
294
296

Forecast for Osdorf, Germany (52.41,13.33)

Generated: 12/09/25 11:09:40. Forecast: 12/09/25 to 18/09/25. Timezone: UTC+2.00