Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 6%

03:42

18:15

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

Sun - Rise: 06:48, Set: 19:12, Transit: 12:59. Moon - Rise: 03:42, Set: 18:15. Civil Dark: 19:45 - 06:15. Nautical Dark: 20:24 - 05:35. Astro Dark: 21:06 - 04:54

Total Clouds (% Sky Obscured)

18
23
26
71
68
66
27
1
0
0
0
2
53
54
6
7
8
32
28
32
25
19
7
5

Low Clouds (% Sky Obscured)

18
23
26
56
30
32
17
0
0
0
0
0
0
0
0
0
3
32
28
32
25
19
0
0

Medium Clouds (% Sky Obscured)

14
20
26
26
21
13
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
2
53
46
6
7
7
7
7
13
7
7
5
5

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

20
20
19
17
16
16
15
16
16
16
16
15
15
14
15
18
20
21
23
24
24
24
25
25

Dew Point (°C)

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

Relative Humidity (%)

57
67
72
73
71
69
67
74
78
78
77
74
75
75
72
64
59
56
52
47
43
40
39
41

Pressure (mb)

1021
1022
1023
1023
1023
1024
1024
1024
1024
1024
1024
1024
1025
1025
1025
1026
1026
1026
1026
1025
1025
1025
1024
1024

Ozone (du)

244
245
246
247
248
248
249
250
251
252
252
252
251
251
252
252
252
254
254
254
254
254
255
255

Friday 19

Waning Crescent 2%

05:00

18:29

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

Sun - Rise: 06:49, Set: 19:10, Transit: 12:58. Moon - Rise: 05:00, Set: 18:29. Civil Dark: 19:43 - 06:16. Nautical Dark: 20:22 - 05:37. Astro Dark: 21:03 - 04:56

Total Clouds (% Sky Obscured)

5
5
47
60
60
6
38
30
12
3
2
29
85
52
58
35
65
44
21
29
68
69
15
26

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
16
9
0
0
21
54
52
58
10
26
44
19
29
52
32
0
25

High Clouds (% Sky Obscured)

5
5
47
60
60
4
38
17
6
3
2
3
41
18
19
21
44
0
5
4
61
52
14
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)

2
3
4
5
5
5
5
5
5
5
5
5
5
5
5
4
5
6
8
9
10
10
10
8

Chance of Frost

Temperature (°C)

24
21
19
19
18
18
17
18
17
17
17
16
16
15
16
19
22
24
25
27
27
28
27
27

Feels Like (°C)

26
23
20
17
16
16
17
16
17
17
16
16
16
13
15
18
22
24
24
26
26
26
26
26

Dew Point (°C)

13
12
10
11
10
10
10
11
10
10
9
9
9
9
9
10
9
8
8
10
11
12
12
13

Relative Humidity (%)

50
53
55
60
59
60
62
63
62
61
61
62
63
64
63
56
45
37
34
34
36
37
38
41

Pressure (mb)

1024
1024
1024
1024
1024
1023
1023
1022
1022
1021
1021
1021
1020
1020
1020
1019
1019
1019
1018
1017
1017
1016
1016
1015

Ozone (du)

256
256
257
256
255
255
256
255
252
250
249
248
247
247
247
247
246
247
246
246
247
247
247
246

Saturday 20

Waning Crescent 0%

06:14

18:41

18 Good
19 Good
20 Good
21 OK
22 Good
23 OK
00 Good
01 Good
02 OK
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
16 Bad
17 Bad

Sun - Rise: 06:51, Set: 19:07, Transit: 12:58. Moon - Rise: 06:14, Set: 18:41. Civil Dark: 19:40 - 06:18. Nautical Dark: 20:19 - 05:39. Astro Dark: 21:00 - 04:58

Total Clouds (% Sky Obscured)

2
12
2
22
13
20
3
15
28
72
71
59
59
71
78
57
78
63
64
64
75
81
82
81

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
23
39
46
50
50

Medium Clouds (% Sky Obscured)

1
1
1
1
0
0
2
2
4
43
42
55
51
47
62
24
24
43
61
32
26
35
42
70

High Clouds (% Sky Obscured)

2
12
2
22
13
20
3
15
28
45
45
3
5
58
32
43
63
36
2
9
1
2
4
5

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
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
None
Very Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
7
8
4
0
0
0
2
2
17
36
52
58

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
0.3
0.4

Wind Speed/Direction (mph)

7
7
7
7
7
7
7
7
7
6
6
6
6
6
6
4
4
6
6
7
7
7
7
3

Chance of Frost

Temperature (°C)

25
22
21
21
20
20
20
20
20
20
20
20
20
19
20
21
24
25
26
27
27
26
24
23

Feels Like (°C)

25
22
19
20
18
19
18
19
19
18
18
18
19
19
20
21
25
25
26
26
26
25
23
24

Dew Point (°C)

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

Relative Humidity (%)

46
54
55
58
61
60
56
54
56
57
59
61
63
63
64
57
50
48
45
46
45
49
63
74

Pressure (mb)

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

Ozone (du)

245
245
246
246
247
248
248
248
248
248
248
250
250
250
248
248
249
250
250
249
250
250
250
250

Sunday 21

New Moon 0%

07:27

18:52

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
16 Bad
17 Bad

Sun - Rise: 06:52, Set: 19:05, Transit: 12:58. Moon - Rise: 07:27, Set: 18:52. Civil Dark: 19:38 - 06:19. Nautical Dark: 20:17 - 05:40. Astro Dark: 20:58 - 05:00

Total Clouds (% Sky Obscured)

77
76
83
92
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

56
50
51
81
71
93
97
100
100
100
100
92
83
75
74
76
69
81
81
83
77
77
73
78

Medium Clouds (% Sky Obscured)

68
56
50
33
64
77
86
100
99
99
98
98
97
100
100
100
100
90
100
100
100
89
100
99

High Clouds (% Sky Obscured)

0
5
37
67
100
100
100
100
80
53
8
32
56
100
89
78
71
49
29
10
22
35
48
52

ISS Passover

Visibility (miles)

5
6
7
3
8
0
2
0
1
0
0
0
3
8
9
8
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

Very Light Rain
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Heavy Rain
Moderate Rain
Light Rain
None
Very Light Rain
None
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
Very Light Rain

Precipitation Probability (%)

51
43
63
85
95
95
95
95
95
95
85
61
65
65
67
73
67
54
49
43
44
47
54
63

Precipitation Amount (mm)

0.3
0
0.3
0.6
0.9
0.8
0.6
1.7
11.9
4.8
0.5
0
0.2
0
0.2
0.3
0.2
0
0
0
0
0
0
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
21
20
19
18
17
16
15
14
13
13
12
12
12
12
12
12
12
12
13
13
14
13
13

Feels Like (°C)

23
22
20
19
19
17
15
13
11
13
12
9
9
10
10
10
10
9
9
10
11
11
11
11

Dew Point (°C)

19
18
18
18
18
17
16
15
13
13
12
11
11
11
10
11
11
9
9
9
8
7
7
7

Relative Humidity (%)

80
84
88
93
96
98
96
98
96
98
98
96
95
93
90
92
93
83
83
75
70
64
65
65

Pressure (mb)

1011
1011
1011
1011
1012
1012
1012
1012
1013
1013
1014
1014
1015
1015
1016
1016
1017
1018
1018
1018
1018
1019
1019
1019

Ozone (du)

250
252
254
255
256
257
257
257
255
254
259
261
261
261
262
262
263
262
262
263
265
268
268
268

Monday 22

Waxing Crescent 3%

08:39

19:02

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
16 Bad
17 Bad

Sun - Rise: 06:54, Set: 19:03, Transit: 12:57. Moon - Rise: 08:39, Set: 19:02. Civil Dark: 19:36 - 06:21. Nautical Dark: 20:15 - 05:42. Astro Dark: 20:55 - 05:02

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

84
78
57
61
60
52
49
48
55
45
43
56
46
46
67
59
46
46
46
51
51
65
70
68

Medium Clouds (% Sky Obscured)

94
93
93
93
88
89
82
75
78
71
51
48
38
31
45
59
66
57
54
51
39
36
35
46

High Clouds (% Sky Obscured)

57
61
42
26
8
39
69
100
100
100
100
100
100
100
99
97
97
98
99
100
100
100
100
88

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

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

Precipitation Probability (%)

66
64
59
46
32
34
30
19
34
43
50
56
62
67
62
62
59
40
33
39
31
22
14
19

Precipitation Amount (mm)

0.3
0.3
0.3
0
0
0
0
0
0
0
0
0.2
0.3
0.4
0.4
0.4
0.4
0
0
0.2
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
69
71
72
73
73
73
76
78
80
78
80
78
75
73
67
62
57
55
53
50
50
49
49

Pressure (mb)

1020
1020
1020
1020
1021
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1020
1020
1020
1020

Ozone (du)

268
268
269
270
270
271
270
269
270
271
272
272
272
273
273
273
273
273
273
272
272
272
272
271

Tuesday 23

Waxing Crescent 7%

09:51

19:13

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
16 Bad
17 Bad

Sun - Rise: 06:55, Set: 19:00, Transit: 12:57. Moon - Rise: 09:51, Set: 19:13. Civil Dark: 19:33 - 06:23. Nautical Dark: 20:12 - 05:44. Astro Dark: 20:53 - 05:04

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
96
93
91
89
92
96
100
95

Low Clouds (% Sky Obscured)

58
57
53
44
40
41
37
38
34
39
50
65
70
70
75
75
70
70
60
55
40
35
30
14

Medium Clouds (% Sky Obscured)

51
57
45
39
37
24
19
18
18
26
54
50
52
47
46
44
42
32
54
70
75
80
75
80

High Clouds (% Sky Obscured)

76
63
76
88
100
100
100
100
100
100
100
100
100
100
100
99
96
93
91
89
92
96
100
95

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
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

19
18
21
22
22
19
15
11
10
9
7
8
7
4
6
5
0
9
14
14
54
79
95
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
0.4
0.8
1.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
11
10
10
10
9
9
8
8
8
7
7
7
7
8
9
10
12
13
13
14
14
14
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

56
62
69
72
76
77
81
84
88
88
91
93
91
90
88
78
68
61
54
48
44
44
44
44

Pressure (mb)

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

Ozone (du)

273
274
275
275
276
276
276
276
276
277
278
279
280
280
281
281
281
281
281
281
281
281
281
281

Wednesday 24

Waxing Crescent 13%

11:04

19:26

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

Sun - Rise: 06:57, Set: 18:58, Transit: 12:56. Moon - Rise: 11:04, Set: 19:26. Civil Dark: 19:31 - 06:24. Nautical Dark: 20:10 - 05:45. Astro Dark: 20:50 - 05:05

Total Clouds (% Sky Obscured)

91
86
79
71
67
69
71
71
67
64
66
76
77
82
85
87
90
87
88
86

Low Clouds (% Sky Obscured)

13
12
13
18
29
32
36
35
35
49
54
56
59
61
66
71
75
69
62
55

Medium Clouds (% Sky Obscured)

80
65
65
65
67
69
71
71
64
54
44
44
49
52
50
40
37
40
66
69

High Clouds (% Sky Obscured)

91
86
79
71
67
67
34
2
5
1
0
0
0
0
0
0
0
1
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

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
95
84
63
36
37
30
10
26
30
28
25
20
18
19
17
12

Precipitation Amount (mm)

2.2
2.6
2
1.4
0.6
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
6
5
5
5
5
6
6
6
6
6
5
6
6
7
9
10
12
12
12

Chance of Frost

Temperature (°C)

12
11
9
8
8
7
7
7
6
6
6
6
6
6
6
8
10
11
12
13

Feels Like (°C)

10
10
10
5
6
6
6
6
6
4
5
5
5
5
4
5
6
5
6
7

Dew Point (°C)

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

Relative Humidity (%)

50
56
62
65
69
71
75
81
84
86
91
94
93
93
93
79
68
58
53
47

Pressure (mb)

1019
1020
1020
1021
1021
1021
1022
1022
1022
1022
1023
1023
1024
1024
1025
1025
1025
1026
1026
1026

Ozone (du)

281
282
282
283
284
284
284
285
285
286
287
288
289
291
292
292
292
291
291
291

Forecast for Naundorf, Germany (51.12,13.62)

Generated: 18/09/25 18:17:24. Forecast: 18/09/25 to 24/09/25. Timezone: UTC+2.00