Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 17

Waning Crescent 20%

No Rise

18:24

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 07:06, Set: 19:37, Transit: 13:22. Moon - Rise: No Rise, Set: 18:24. Civil Dark: 20:11 - 06:32. Nautical Dark: 20:52 - 05:52. Astro Dark: 21:34 - 05:09

Total Clouds (% Sky Obscured)

51
62
70
61
100
100
100
97
93
95
94
99
100
97
100
99
100
100
100
100
99
97
100
99

Low Clouds (% Sky Obscured)

7
15
19
28
33
35
29
32
30
39
68
78
100
92
100
99
100
100
96
100
97
94
95
94

Medium Clouds (% Sky Obscured)

2
3
10
0
28
95
95
84
88
77
83
96
60
61
72
43
41
46
85
100
95
50
54
69

High Clouds (% Sky Obscured)

51
56
70
61
100
100
92
78
69
59
34
3
0
0
0
0
1
2
5
5
10
8
74
58

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
7
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
Light Rain
Light Rain
None
Light Rain
Very Light Rain
Light Rain

Precipitation Probability (%)

21
21
0
0
0
0
0
1
1
28
25
27
23
2
0
0
29
34
69
77
49
65
62
64

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.5
0
0.5
0.3
0.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
87
88
90
90
91
88
87
80
75
70
69
64
71
75
76
73
70
69
75
86
84
80
82

Pressure (mb)

1018
1018
1018
1018
1018
1018
1019
1019
1019
1020
1020
1020
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

279
275
272
266
264
260
257
255
253
253
251
250
250
248
249
250
251
253
253
254
254
252
249
248

Thursday 18

Waning Crescent 12%

02:39

18:41

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 07:08, Set: 19:35, Transit: 13:21. Moon - Rise: 02:39, Set: 18:41. Civil Dark: 20:08 - 06:34. Nautical Dark: 20:49 - 05:53. Astro Dark: 21:32 - 05:11

Total Clouds (% Sky Obscured)

100
99
98
100
100
100
95
99
97
85
65
71
77
95
89
96
88
71
55
49
53
54
50
76

Low Clouds (% Sky Obscured)

100
98
97
100
100
100
89
96
94
81
65
71
68
89
76
87
85
71
52
39
35
36
23
19

Medium Clouds (% Sky Obscured)

42
40
38
66
91
83
32
39
29
19
17
22
23
26
33
45
26
22
12
7
12
2
0
3

High Clouds (% Sky Obscured)

3
27
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
10
27
30
76

ISS Passover

Visibility (miles)

9
9
9
7
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

24
29
51
28
7
5
2
3
5
0
1
9
3
1
0
0
0
0
0
0
0
1
0
0

Precipitation Amount (mm)

0
0
0.2
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
11
11
11
11
12
11
11
11
11
12
14
14
13
12
11
11
10
7
5
5
5
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
82
82
92
93
92
92
90
89
86
77
63
58
59
63
59
59
61
69
76
82
85
89
90

Pressure (mb)

1018
1018
1017
1018
1018
1018
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1022
1022
1023
1023

Ozone (du)

249
249
249
250
251
252
252
253
253
251
251
251
251
251
252
251
252
254
254
255
256
256
255
254

Friday 19

Waning Crescent 6%

04:02

18:54

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

Sun - Rise: 07:10, Set: 19:32, Transit: 13:21. Moon - Rise: 04:02, Set: 18:54. Civil Dark: 20:06 - 06:36. Nautical Dark: 20:46 - 05:55. Astro Dark: 21:29 - 05:13

Total Clouds (% Sky Obscured)

85
77
50
56
51
52
42
38
43
30
52
63
32
68
95
100
48
3
5
6
11
29
74
89

Low Clouds (% Sky Obscured)

19
18
23
31
28
29
25
17
15
17
18
14
8
12
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

3
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
42

High Clouds (% Sky Obscured)

85
70
3
4
0
1
1
8
20
8
17
18
16
68
95
100
38
1
5
6
10
21
74
87

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
17
17
16
15
16
17
18
18
19
22
22
22
24
24
24
24
23
22
21
20
19
19
17

Dew Point (°C)

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

Relative Humidity (%)

92
92
92
92
90
89
86
76
65
56
47
42
37
35
33
34
41
45
48
50
53
57
61
62

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1024
1024
1024
1024
1023
1023
1022
1021
1021
1020
1020
1020
1020
1020
1020
1019
1019

Ozone (du)

253
253
253
254
254
254
255
255
254
254
252
252
251
251
249
248
247
248
249
249
249
250
250
250

Saturday 20

Waning Crescent 2%

05:21

19:05

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

Sun - Rise: 07:11, Set: 19:30, Transit: 13:20. Moon - Rise: 05:21, Set: 19:05. Civil Dark: 20:04 - 06:37. Nautical Dark: 20:44 - 05:57. Astro Dark: 21:26 - 05:15

Total Clouds (% Sky Obscured)

64
38
31
35
37
34
58
72
86
74
64
46
45
40
42
58
81
100
80
61
38
60
82
99

Low Clouds (% Sky Obscured)

0
0
0
1
0
0
0
1
6
11
20
7
21
30
35
8
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

29
11
31
35
35
3
18
70
75
74
64
46
45
40
21
14
17
21
20
42
32
46
54
53

High Clouds (% Sky Obscured)

54
22
31
35
20
24
38
43
57
42
30
18
12
6
0
33
67
100
68
35
3
35
67
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 (%)

0
0
0
0
0
0
0
0
0
4
0
0
0
0
0
0
0
0
2
5
2
3
4
3

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
68
70
66
66
66
67
61
55
53
58
62
56
58
62
60
55
61
65
65
66
67
69
71

Pressure (mb)

1018
1018
1017
1017
1017
1016
1017
1016
1017
1017
1016
1016
1016
1015
1014
1013
1013
1013
1012
1012
1011
1011
1011
1010

Ozone (du)

251
252
251
251
250
251
251
251
249
250
251
251
252
253
252
252
251
250
249
250
250
250
250
250

Sunday 21

New Moon 0%

06:37

19:14

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 07:13, Set: 19:27, Transit: 13:20. Moon - Rise: 06:37, Set: 19:14. Civil Dark: 20:01 - 06:39. Nautical Dark: 20:41 - 05:59. Astro Dark: 21:23 - 05:17

Total Clouds (% Sky Obscured)

100
100
98
85
79
69
76
86
96
97
99
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

11
27
34
42
77
69
75
75
75
42
36
19
25
30
36
27
29
31
38
44
44
55
66
78

Medium Clouds (% Sky Obscured)

43
11
48
50
46
63
73
82
89
93
51
65
78
87
98
98
99
100
100
100
100
70
40
10

High Clouds (% Sky Obscured)

100
100
96
65
38
7
26
44
65
72
79
86
85
85
85
90
95
100
100
100
100
99
97
96

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

Precipitation Probability (%)

5
4
2
13
29
93
54
34
4
6
5
2
21
30
40
54
67
79
62
41
9
7
5
1

Precipitation Amount (mm)

0
0
0
0
0
0.6
0
0
0
0
0
0
0
0
0
0.2
0.4
0.6
0.3
0
0
0
0
0

Wind Speed/Direction (mph)

7
6
6
8
10
12
12
15
12
12
14
15
15
15
14
13
13
13
13
12
11
11
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

15
14
14
14
15
16
17
14
12
12
12
9
8
7
7
7
7
7
8
8
9
10
9
8

Relative Humidity (%)

73
72
75
76
78
86
93
87
86
86
75
57
51
49
47
46
50
56
60
66
73
79
75
71

Pressure (mb)

1010
1009
1009
1009
1010
1010
1011
1011
1012
1012
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1015
1015
1016

Ozone (du)

250
250
251
252
252
253
254
256
257
258
259
261
262
263
264
265
265
266
267
266
266
266
266
266

Monday 22

Waxing Crescent 0%

07:51

19:23

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 OK
01 OK

Sun - Rise: 07:15, Set: 19:25, Transit: 13:20. Moon - Rise: 07:51, Set: 19:23. Civil Dark: 19:59 - 06:41. Nautical Dark: 20:39 - 06:01. Astro Dark: 21:21 - 05:19

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
92
80
68
68
69
77
87
94
100
91
82
74
59
43
28

Low Clouds (% Sky Obscured)

79
83
80
86
91
97
89
82
75
69
62
55
57
64
72
71
53
34
25
17
9
7
6
2

Medium Clouds (% Sky Obscured)

11
13
12
25
34
41
29
25
22
18
16
14
11
6
1
10
19
33
32
35
33
31
26
18

High Clouds (% Sky Obscured)

98
99
100
100
100
100
100
100
100
83
66
50
41
31
25
47
72
100
91
82
74
54
30
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 (%)

1
1
0
2
3
3
6
8
10
15
18
20
18
14
4
6
5
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
65
64
62
60
58
56
60
62
67
60
54
49
50
51
51
50
50
51
54
56
59
61
62

Pressure (mb)

1016
1016
1017
1017
1017
1018
1019
1019
1020
1020
1021
1021
1021
1022
1022
1023
1023
1024
1025
1025
1025
1026
1026
1026

Ozone (du)

265
266
267
269
269
269
269
269
269
270
271
272
273
275
276
278
278
278
278
279
280
280
281
281

Tuesday 23

Waxing Crescent 3%

09:04

19:33

Sun - Rise: 07:16, Set: 19:23, Transit: 13:19. Moon - Rise: 09:04, Set: 19:33. Civil Dark: 19:56 - 06:42. Nautical Dark: 20:36 - 06:02. Astro Dark: 21:18 - 05:21

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Osnabrück, Germany (52.27,8.05)

Generated: 17/09/25 02:08:06. Forecast: 17/09/25 to 23/09/25. Timezone: UTC+2.00