Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 12

Waning Gibbous 65%

20:52

13:15

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

Sun - Rise: 06:38, Set: 19:27, Transit: 13:02. Moon - Rise: 20:52, Set: 13:15. Civil Dark: 20:02 - 06:03. Nautical Dark: 20:43 - 05:22. Astro Dark: 21:28 - 04:38

Total Clouds (% Sky Obscured)

79
83
89
81
100
77
74
44
35
27
24
14
16
45
45
45
50
55
55
100
100
100
100
100

Low Clouds (% Sky Obscured)

63
79
70
68
65
52
39
26
0
0
6
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

8
7
1
4
1
19
14
0
0
6
0
0
0
0
0
11
2
50
22
41
88
88
87
90

High Clouds (% Sky Obscured)

1
2
2
3
35
0
7
0
0
0
2
3
16
2
45
45
50
48
50
100
100
100
100
100

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
1
33
30
41
43
37
6
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)

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

Chance of Frost

Temperature (°C)

16
17
18
19
19
19
19
17
17
16
15
14
14
13
12
12
11
11
11
10
10
11
13
15

Feels Like (°C)

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

Dew Point (°C)

7
9
8
4
5
3
2
2
3
3
4
3
4
4
3
2
2
2
2
2
3
3
3
4

Relative Humidity (%)

55
57
49
37
39
34
33
35
39
43
46
47
51
54
52
51
52
55
56
56
58
57
53
48

Pressure (mb)

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

Ozone (du)

287
289
292
294
293
292
292
290
290
290
290
289
289
288
288
289
288
286
284
281
280
280
281
281

Saturday 13

Waning Gibbous 53%

21:27

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 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: 06:39, Set: 19:25, Transit: 13:01. Moon - Rise: 21:27, Set: 14:45. Civil Dark: 19:59 - 06:05. Nautical Dark: 20:41 - 05:24. Astro Dark: 21:25 - 04:40

Total Clouds (% Sky Obscured)

100
100
100
100
100
87
81
87
69
75
100
63
76
64
100
100
100
100
93
100
98
99
100
100

Low Clouds (% Sky Obscured)

1
1
0
25
31
46
41
32
30
37
26
2
0
0
10
0
1
18
25
22
25
48
53
84

Medium Clouds (% Sky Obscured)

77
70
81
100
100
56
53
55
56
17
4
18
53
40
46
45
100
100
93
96
97
98
97
100

High Clouds (% Sky Obscured)

100
100
100
100
50
0
4
36
45
45
100
59
73
64
100
100
100
100
67
100
90
89
97
91

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
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
Light Rain

Precipitation Probability (%)

0
0
1
14
18
24
27
42
34
14
22
6
2
0
0
0
0
0
2
6
30
58
62
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)

8
9
10
10
9
8
7
10
7
4
2
5
4
3
2
2
2
3
3
4
3
4
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

43
37
37
38
36
34
37
55
65
66
68
68
71
74
74
75
73
70
71
72
72
73
79
83

Pressure (mb)

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

Ozone (du)

281
283
286
288
293
296
295
292
291
292
291
293
293
292
292
293
294
294
295
297
297
296
296
295

Sunday 14

Third Quarter 41%

22:19

16:02

11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Good
19 Good
20 Good
21 OK
22 Good
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: 06:41, Set: 19:22, Transit: 13:01. Moon - Rise: 22:19, Set: 16:02. Civil Dark: 19:57 - 06:07. Nautical Dark: 20:38 - 05:26. Astro Dark: 21:22 - 04:42

Total Clouds (% Sky Obscured)

100
100
100
100
97
97
55
13
1
18
30
14
53
66
99
100
100
100
99
100
99
97
95
93

Low Clouds (% Sky Obscured)

79
86
84
78
56
35
32
13
0
18
0
0
12
0
0
0
0
4
20
85
62
64
61
58

Medium Clouds (% Sky Obscured)

100
100
100
91
71
49
21
0
0
0
0
0
0
22
38
30
56
96
85
65
26
94
50
38

High Clouds (% Sky Obscured)

40
39
69
39
62
35
24
0
0
7
30
12
32
46
98
100
100
99
88
100
86
66
42
11

ISS Passover

Visibility (miles)

7
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
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

95
95
95
85
61
41
14
1
0
0
0
0
0
0
0
0
0
1
30
59
95
56
54
34

Precipitation Amount (mm)

1.7
1.2
1.5
0.7
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.8
0.2
0.2
0

Wind Speed/Direction (mph)

5
5
6
8
8
8
8
7
3
2
4
5
4
4
5
6
7
8
9
10
11
12
12
12

Chance of Frost

Temperature (°C)

14
14
14
14
14
15
15
16
15
14
13
13
12
12
12
11
12
12
12
12
12
13
14
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
87
84
79
73
66
61
60
66
69
70
72
67
61
64
65
65
65
62
59
60
60
64
73

Pressure (mb)

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

Ozone (du)

294
293
295
296
298
301
309
312
302
293
286
281
276
273
270
269
270
269
267
265
264
263
263
263

Monday 15

Waning Crescent 30%

23:28

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

Sun - Rise: 06:43, Set: 19:20, Transit: 13:01. Moon - Rise: 23:28, Set: 16:59. Civil Dark: 19:54 - 06:08. Nautical Dark: 20:36 - 05:27. Astro Dark: 21:19 - 04:44

Total Clouds (% Sky Obscured)

85
65
71
72
78
71
60
73
82
78
71
66
54
20
10
11
15
21
33
42
46
61
89
94

Low Clouds (% Sky Obscured)

60
46
46
52
60
60
50
42
37
28
13
10
12
4
5
11
15
21
32
40
46
61
86
93

Medium Clouds (% Sky Obscured)

36
29
25
29
35
41
39
37
35
36
35
33
22
10
0
0
0
0
8
16
23
20
20
15

High Clouds (% Sky Obscured)

6
1
1
1
1
2
0
0
0
0
30
35
20
1
4
1
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
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 (%)

25
20
26
54
39
44
32
20
16
15
3
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
16
19
20
20
19
21
20
19
18
17
16
14
13
14
13
14
13
12
12
12
12
12
12

Dew Point (°C)

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

Relative Humidity (%)

71
63
56
55
60
61
59
56
63
61
58
55
48
49
52
54
57
56
57
59
61
60
56
58

Pressure (mb)

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

Ozone (du)

263
264
266
267
267
268
270
272
274
275
276
276
277
279
281
286
291
294
293
295
295
295
293
294

Tuesday 16

Waning Crescent 20%

00:50

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: 06:44, Set: 19:18, Transit: 13:00. Moon - Rise: 00:50, Set: 17:38. Civil Dark: 19:52 - 06:10. Nautical Dark: 20:33 - 05:29. Astro Dark: 21:16 - 04:46

Total Clouds (% Sky Obscured)

100
100
100
98
97
95
92
88
85
89
93
97
81
70
60
62
61
60
58
60
61
74
86
99

Low Clouds (% Sky Obscured)

90
79
71
71
76
80
70
78
57
69
71
51
59
64
60
62
61
60
58
60
61
61
58
54

Medium Clouds (% Sky Obscured)

25
39
50
48
46
45
40
36
32
24
13
2
2
1
2
6
9
9
4
2
0
0
1
1

High Clouds (% Sky Obscured)

0
0
2
2
4
5
4
4
3
28
57
84
56
27
1
1
0
0
0
0
0
33
66
99

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 (%)

9
14
14
19
22
27
24
26
26
20
18
8
8
6
2
4
3
0
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
6
6
5
6
6
6
6
5
6
7
6
6
6
6
6
6
6
7
7
7
7
7

Relative Humidity (%)

52
49
47
44
42
47
48
48
49
49
54
57
56
57
59
61
63
63
65
66
67
69
63
58

Pressure (mb)

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

Ozone (du)

294
294
294
295
297
299
301
302
301
299
297
298
299
299
297
295
293
290
287
286
284
282
281
279

Wednesday 17

Waning Crescent 12%

02:15

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: 06:46, Set: 19:15, Transit: 13:00. Moon - Rise: 02:15, Set: 18:03. Civil Dark: 19:49 - 06:12. Nautical Dark: 20:30 - 05:31. Astro Dark: 21:14 - 04:48

Total Clouds (% Sky Obscured)

97
96
95
96
98
100
99
98
97
98
99
99
100
100
100
99
97
95
91
89
87
89
91
94

Low Clouds (% Sky Obscured)

49
46
44
50
56
65
66
67
55
64
70
73
83
88
94
94
95
95
87
77
66
76
85
89

Medium Clouds (% Sky Obscured)

16
32
47
46
36
20
34
54
71
55
48
22
24
26
28
23
18
9
9
12
12
12
12
16

High Clouds (% Sky Obscured)

97
96
95
92
92
88
62
32
4
8
12
20
28
32
40
38
32
30
22
16
7
2
1
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
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
1
0
1
1
0
18
27
35
34
31
29
38
45
51
47
38
24
25
27
27
31
32
30

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
7
6
6
6
7
7
7
7
8
9
9
10
10
10
10
10
10
10
11
11
11
10

Relative Humidity (%)

54
49
46
41
43
43
44
47
50
53
58
63
68
69
70
71
70
70
69
70
72
73
67
62

Pressure (mb)

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

Ozone (du)

278
278
278
278
277
277
276
275
274
273
272
271
270
269
269
268
268
268
268
271
274
277
280
284

Thursday 18

Waning Crescent 12%

03:38

18:20

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: 19:13, Transit: 12:59. Moon - Rise: 03:38, Set: 18:20. Civil Dark: 19:47 - 06:14. Nautical Dark: 20:28 - 05:33. Astro Dark: 21:11 - 04:50

Total Clouds (% Sky Obscured)

93
92
89
92
95
99
90
82
74
79
82
89
86
83
80
85
90
95
77
60
46

Low Clouds (% Sky Obscured)

82
74
67
72
78
85
85
82
74
79
82
89
86
83
78
69
60
53
39
30
18

Medium Clouds (% Sky Obscured)

31
34
34
34
30
29
26
23
17
11
7
5
14
22
30
49
66
77
53
29
6

High Clouds (% Sky Obscured)

0
1
1
32
64
80
53
27
0
11
17
21
29
39
52
45
30
15
13
11
8

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 (%)

27
24
20
18
15
12
13
14
9
16
16
18
19
16
11
9
9
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
56
53
52
51
51
50
53
56
60
63
66
70
70
70
71
71
74
74
75
75

Pressure (mb)

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

Ozone (du)

287
289
292
294
298
302
306
301
296
290
291
292
292
293
293
294
294
293
293
294
296

Forecast for Stralau, Germany (52.49,13.48)

Generated: 12/09/25 10:46:54. Forecast: 12/09/25 to 18/09/25. Timezone: UTC+2.00