Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 16

Waning Crescent 30%

00:50

17:38

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

Sun - Rise: 06:45, Set: 19:18, Transit: 13:01. Moon - Rise: 00:50, 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)

72
77
81
83
100
91
82
96
88
57
71
71
48
36
55
54
95
93
92
92
53
56
95
83

Low Clouds (% Sky Obscured)

34
63
81
83
62
30
6
28
34
28
41
0
28
36
55
54
80
82
83
83
53
56
77
74

Medium Clouds (% Sky Obscured)

9
34
54
46
47
49
59
44
26
4
10
27
22
24
41
29
33
0
2
17
0
3
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
3
3
5
0
0
1
10
1
0
0
0
0
0
29
91
73

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
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
5
6
3
4
1
3
4
9
11
5
3
8
33
22
25
41
23
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
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
8
8
9
8
6
6
6
7
6
6
5
5
6
9
9
9
9
10
9
10
10
10

Relative Humidity (%)

56
56
56
55
61
55
48
47
48
47
46
47
48
52
59
70
75
74
79
81
79
83
86
86

Pressure (mb)

1010
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1014
1014
1014
1015
1015
1015
1016
1016
1017

Ozone (du)

292
294
294
293
292
293
293
296
296
296
297
300
301
300
300
299
298
293
291
292
294
294
286
283

Wednesday 17

Waning Crescent 20%

02:15

18:03

08 Bad
09 Bad
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

Sun - Rise: 06:46, Set: 19:16, Transit: 13:00. Moon - Rise: 02:15, Set: 18:03. Civil Dark: 19:50 - 06:12. Nautical Dark: 20:31 - 05:32. Astro Dark: 21:14 - 04:49

Total Clouds (% Sky Obscured)

73
81
93
84
95
96
92
61
70
65
73
80
82
79
67
100
100
100
81
69
85
74
74
79

Low Clouds (% Sky Obscured)

50
56
54
59
60
56
47
41
70
24
54
63
65
39
32
77
82
99
69
66
67
55
64
73

Medium Clouds (% Sky Obscured)

2
0
40
44
48
48
42
29
40
48
60
50
43
43
40
33
28
30
26
31
32
26
14
52

High Clouds (% Sky Obscured)

63
68
51
6
21
45
2
2
4
9
6
7
54
62
54
100
82
82
16
45
67
36
27
29

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
3
17
0
1
0
0
0
0
3
0
0
0
0
1
1
0
0
1
4
2
2

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
12
14
14
14
13
12
13
12
10
10
8
8
7
8
7
8
8
7
8
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
11
11
11
12
13
13
13
14
14
14
14
13
13
13
13
12
12
13
13
14
13
12
12

Dew Point (°C)

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

Relative Humidity (%)

83
76
70
64
60
57
53
45
39
39
41
47
53
55
59
63
66
66
66
71
74
74
73
74

Pressure (mb)

1017
1017
1018
1018
1018
1018
1018
1018
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1016
1016

Ozone (du)

279
276
273
270
268
265
263
260
256
254
254
255
257
258
256
254
252
252
252
251
250
250
248
248

Thursday 18

Waning Crescent 12%

03:39

18:21

08 Bad
09 Bad
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 OK
03 Bad
04 OK
05 OK
06 Bad
07 Bad

Sun - Rise: 06:48, Set: 19:13, Transit: 13:00. Moon - Rise: 03:39, Set: 18:21. Civil Dark: 19:47 - 06:14. Nautical Dark: 20:28 - 05:33. Astro Dark: 21:11 - 04:51

Total Clouds (% Sky Obscured)

84
89
75
90
100
94
61
75
100
89
99
92
77
70
61
53
60
44
42
50
42
48
53
66

Low Clouds (% Sky Obscured)

54
63
59
46
55
68
55
50
86
85
86
87
77
70
61
53
55
44
42
47
42
36
38
33

Medium Clouds (% Sky Obscured)

59
58
37
86
100
92
2
18
50
51
53
47
43
43
35
13
20
13
12
11
8
16
22
29

High Clouds (% Sky Obscured)

53
14
11
4
4
4
2
2
2
0
0
0
0
0
0
0
0
0
0
4
1
2
4
17

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
0
0
7
11
15
2
1
12
13
12
10
25
23
1
8
21
8
4
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
11
10
8
10
12
10
8
6
5
5
5
6
6
7
7
7
6
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
15
16
19
19
20
18
19
20
20
20
20
19
20
20
20
19
20
19
19
19
18
18
17

Dew Point (°C)

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

Relative Humidity (%)

74
73
71
65
67
69
62
68
79
76
72
77
78
80
83
82
82
82
83
85
83
81
79
81

Pressure (mb)

1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1019
1019
1019
1020
1020
1021
1021
1021
1021
1021
1021
1022
1022
1022

Ozone (du)

247
247
245
245
244
244
243
243
245
247
246
247
247
246
246
246
245
244
246
248
248
248
248
248

Friday 19

Waning Crescent 6%

04:58

18:33

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

Sun - Rise: 06:50, Set: 19:11, Transit: 12:59. Moon - Rise: 04:58, Set: 18:33. Civil Dark: 19:45 - 06:16. Nautical Dark: 20:26 - 05:35. Astro Dark: 21:08 - 04:53

Total Clouds (% Sky Obscured)

57
56
54
48
52
42
39
42
57
52
37
28
30
25
18
28
26
29
62
80
100
100
100
100

Low Clouds (% Sky Obscured)

41
47
54
48
49
42
30
18
7
5
2
0
0
0
0
3
6
9
16
23
30
19
10
0

Medium Clouds (% Sky Obscured)

17
9
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
7
44
44

High Clouds (% Sky Obscured)

6
5
3
4
18
9
15
26
53
46
31
24
22
19
17
20
19
19
46
73
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 (%)

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)

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

Chance of Frost

Temperature (°C)

16
18
19
21
22
23
24
25
25
25
24
22
21
20
20
19
19
18
18
18
17
17
17
17

Feels Like (°C)

16
18
20
21
23
23
24
25
25
24
23
21
20
19
19
20
18
18
18
16
16
16
15
15

Dew Point (°C)

12
12
11
10
10
9
9
8
8
8
9
9
10
10
10
11
11
10
10
10
10
10
10
10

Relative Humidity (%)

75
66
57
51
45
40
37
34
33
32
37
42
47
50
54
59
59
58
59
60
61
63
63
65

Pressure (mb)

1022
1023
1023
1023
1023
1023
1023
1022
1022
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1018
1018
1018

Ozone (du)

248
247
247
248
248
248
248
248
247
246
246
246
245
244
243
242
242
242
242
242
243
242
243
243

Saturday 20

Waning Crescent 2%

06:14

18:44

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

Sun - Rise: 06:51, Set: 19:09, Transit: 12:59. Moon - Rise: 06:14, Set: 18:44. Civil Dark: 19:43 - 06:17. Nautical Dark: 20:23 - 05:37. Astro Dark: 21:06 - 04:55

Total Clouds (% Sky Obscured)

82
63
42
28
14
0
0
0
0
18
44
65
50
61
61
77
89
100
84
66
56
51
48
40

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
13
24
35

Medium Clouds (% Sky Obscured)

43
40
5
5
3
0
0
0
0
1
2
2
7
11
23
19
15
4
4
4
4
7
10
12

High Clouds (% Sky Obscured)

82
63
42
26
14
0
0
0
0
18
41
63
16
17
18
42
71
100
84
66
56
51
43
14

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
7
8
8
9
10
9
9
8
7
5
6
6
6
7
5
7
11
9
7
7
7
8

Chance of Frost

Temperature (°C)

17
19
21
23
25
27
28
28
29
29
27
25
24
23
22
21
20
20
19
18
18
17
17
17

Feels Like (°C)

16
18
19
22
25
26
26
26
27
28
28
25
22
22
22
22
22
22
21
17
17
16
17
17

Dew Point (°C)

10
11
12
11
11
11
11
10
10
10
10
11
11
11
12
12
12
12
12
13
13
14
14
14

Relative Humidity (%)

63
59
55
47
40
36
34
32
30
31
34
40
45
48
51
54
58
61
65
70
73
78
78
78

Pressure (mb)

1018
1017
1017
1017
1016
1016
1015
1014
1013
1013
1013
1012
1012
1013
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

244
244
244
244
244
244
243
242
243
244
245
245
244
245
246
247
247
248
249
250
250
251
252
252

Sunday 21

New Moon 0%

07:29

18:53

08 Bad
09 Bad
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

Sun - Rise: 06:53, Set: 19:06, Transit: 12:59. Moon - Rise: 07:29, Set: 18:53. Civil Dark: 19:40 - 06:19. Nautical Dark: 20:21 - 05:39. Astro Dark: 21:03 - 04:57

Total Clouds (% Sky Obscured)

50
67
89
88
90
94
96
97
100
87
80
85
92
94
95
94
93
95
92
89
86
90
93
94

Low Clouds (% Sky Obscured)

28
18
11
18
28
39
53
64
72
80
80
85
80
65
50
45
45
45
36
35
34
25
14
0

Medium Clouds (% Sky Obscured)

25
39
56
50
45
40
54
68
91
87
80
85
92
94
93
87
85
76
61
50
40
39
34
35

High Clouds (% Sky Obscured)

43
67
89
88
86
86
86
91
88
63
37
5
5
0
0
24
49
73
53
32
12
31
50
68

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
7
5
5
6
6
7
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
2
4
2
20
30
47
67
82
95
95
95
95
81
61
41
31
20
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.4
1.1
1.3
1.1
0.8
0.5
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
17
18
18
19
19
20
22
22
21
21
20
20
16
17
17
16
16
15
13
13
13
13
13

Dew Point (°C)

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

Relative Humidity (%)

77
72
68
63
60
56
54
59
67
75
81
86
92
90
90
90
89
89
87
89
87
87
86
86

Pressure (mb)

1014
1014
1014
1014
1014
1014
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1014
1014

Ozone (du)

252
253
254
255
256
257
258
258
259
260
260
260
260
260
260
260
261
262
263
264
265
266
268
269

Monday 22

Waxing Crescent 0%

No Rise

19:01

08 Bad
09 Bad
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

Sun - Rise: 06:55, Set: 19:04, Transit: 12:58. Moon - Rise: No Rise, Set: 19:01. Civil Dark: 19:38 - 06:21. Nautical Dark: 20:18 - 05:41. Astro Dark: 21:00 - 04:59

Total Clouds (% Sky Obscured)

82
73
72
70
64
58
66
74
81
81
81
82
83
84
85
89
93
97

Low Clouds (% Sky Obscured)

7
13
18
21
24
27
34
43
55
60
64
71
66
62
56
59
63
65

Medium Clouds (% Sky Obscured)

40
44
46
41
33
25
33
43
54
48
42
37
32
30
24
31
39
46

High Clouds (% Sky Obscured)

78
73
72
62
34
6
14
22
31
33
35
36
41
45
50
57
64
70

ISS Passover

Visibility (miles)

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

Precipitation Type

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
1
1
2
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
11
10
10
9
8
7
7
7
7
7
7
8
8
7
7
7
7

Relative Humidity (%)

84
74
66
58
51
45
39
40
42
44
47
49
51
53
54
55
56
57

Pressure (mb)

1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

271
271
272
273
273
273
274
274
275
276
277
277
278
278
278
278
279
280

Forecast for Tempelhof, Germany (52.47,13.39)

Generated: 16/09/25 08:49:21. Forecast: 16/09/25 to 22/09/25. Timezone: UTC+2.00