Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 31

Waning Gibbous 83%

20:58

12:02

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
11 Bad
12 Bad
13 OK
14 OK

Sun - Rise: 06:40, Set: 20:17, Transit: 13:27. Moon - Rise: 20:58, Set: 12:02. Civil Dark: 20:53 - 06:04. Nautical Dark: 21:37 - 05:20. Astro Dark: 22:25 - 04:32

Total Clouds (% Sky Obscured)

80
86
87
100
81
87
51
58
45
48
45
39
43
95
99
100
98
95
77
80
96
48
26
37

Low Clouds (% Sky Obscured)

43
69
46
44
50
49
46
53
45
48
45
39
43
44
51
53
64
60
51
47
47
34
16
30

Medium Clouds (% Sky Obscured)

28
58
21
29
54
38
10
38
0
0
0
0
0
0
0
1
74
71
46
19
47
21
11
6

High Clouds (% Sky Obscured)

67
75
81
100
73
37
2
0
0
0
0
0
2
95
96
100
91
42
5
39
42
2
3
2

ISS Passover

Visibility (miles)

5
4
8
6
7
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
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
80
84
35
21
5
5
1
2
1
0
0
0
0
0
0
0
0
3
10
3
0
0

Precipitation Amount (mm)

0.3
0.9
0.4
0.9
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
14
15
14
12
10
11
10
11
10
9
9
8
7
8
8
9
10
13
13
14
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
59
78
77
79
82
86
87
87
87
89
89
90
90
92
90
92
89
83
74
63
54
46
42

Pressure (mb)

1010
1010
1011
1011
1011
1012
1013
1013
1014
1015
1015
1015
1016
1016
1016
1017
1017
1017
1018
1018
1019
1019
1019
1019

Ozone (du)

333
334
338
337
335
333
333
334
331
327
325
324
322
321
320
320
320
320
319
319
318
318
317
317

Tuesday 1

Waning Gibbous 74%

21:13

13:29

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

Sun - Rise: 06:41, Set: 20:15, Transit: 13:27. Moon - Rise: 21:13, Set: 13:29. Civil Dark: 20:50 - 06:06. Nautical Dark: 21:34 - 05:22. Astro Dark: 22:22 - 04:34

Total Clouds (% Sky Obscured)

48
31
32
40
15
15
2
1
1
4
51
86
96
100
92
100
96
52
25
25
45
51
51
98

Low Clouds (% Sky Obscured)

40
28
27
23
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
2
16
35
6
30

Medium Clouds (% Sky Obscured)

7
3
0
0
2
2
2
1
1
2
2
2
22
31
71
77
96
52
25
25
2
4
0
48

High Clouds (% Sky Obscured)

3
4
8
16
10
13
1
0
0
4
51
86
96
100
77
100
27
19
20
14
28
27
51
36

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

39
38
38
42
48
57
63
67
71
74
76
77
79
79
80
80
80
74
62
54
48
44
43
41

Pressure (mb)

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

Ozone (du)

315
316
316
317
318
319
319
319
318
316
315
315
317
318
319
319
318
320
323
326
328
327
325
322

Wednesday 2

Waning Gibbous 63%

21:35

14:56

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
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 06:43, Set: 20:13, Transit: 13:27. Moon - Rise: 21:35, Set: 14:56. Civil Dark: 20:48 - 06:08. Nautical Dark: 21:31 - 05:24. Astro Dark: 22:19 - 04:37

Total Clouds (% Sky Obscured)

99
100
100
100
90
68
78
93
91
90
100
96
100
100
100
99
92
97
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

55
67
65
59
44
16
2
2
11
46
30
30
83
86
88
62
64
72
77
87
82
77
73
69

Medium Clouds (% Sky Obscured)

35
33
24
8
46
28
54
85
88
69
98
92
92
89
70
27
44
33
31
22
25
24
38
34

High Clouds (% Sky Obscured)

92
99
76
81
50
14
36
69
54
13
95
66
100
100
97
91
91
94
100
96
97
76
86
93

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

Precipitation Probability (%)

1
1
0
1
1
1
0
0
0
13
51
22
2
0
0
0
0
0
0
2
12
3
2
8

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
10
9
8
7
6
5
4
4
4
5
6
8
8
9
10
10
11
12
13
13
14
14
13

Chance of Frost

Temperature (°C)

22
22
21
21
20
19
17
17
16
16
16
16
16
16
16
16
16
17
17
18
19
20
20
21

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

41
43
47
50
54
58
66
69
71
73
71
69
66
64
64
65
69
69
66
70
70
71
69
69

Pressure (mb)

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

Ozone (du)

320
320
315
313
312
309
308
307
308
307
307
310
309
308
307
304
302
300
299
297
294
292
291
291

Thursday 3

Waning Gibbous 51%

22:06

14:56

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
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 06:44, Set: 20:10, Transit: 13:26. Moon - Rise: 22:06, Set: 14:56. Civil Dark: 20:45 - 06:09. Nautical Dark: 21:29 - 05:26. Astro Dark: 22:16 - 04:39

Total Clouds (% Sky Obscured)

100
99
99
99
99
99
100
100
100
100
100
100
100
100
99
98
97
98
99
100
100
100
100
96

Low Clouds (% Sky Obscured)

68
62
61
61
63
70
78
87
88
88
89
93
97
100
94
89
86
92
94
97
96
95
48
38

Medium Clouds (% Sky Obscured)

64
89
97
71
86
58
97
80
65
58
99
48
59
78
58
71
51
52
41
68
77
89
96
91

High Clouds (% Sky Obscured)

88
75
68
52
33
43
58
74
45
41
30
28
26
31
29
32
31
48
74
100
100
100
100
79

ISS Passover

Visibility (miles)

9
5
7
9
7
7
4
7
7
9
4
7
7
6
4
3
7
3
9
9
6
8
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
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
Very Light Rain
None
None
None

Precipitation Probability (%)

30
37
30
48
68
91
92
84
78
95
95
95
92
87
95
79
94
93
52
63
70
35
16
33

Precipitation Amount (mm)

0
0
0
0
0.4
0.7
0.7
0.5
0.3
0.7
1.7
1.9
0.7
0.6
0.7
0.5
0.9
0.6
0
0
0.3
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
21
21
20
20
19
19
18
18
18
18
19
19
19
19
18
18
18
18
18
18
18
18
20

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
76
84
85
86
91
93
95
95
96
95
96
95
93
96
95
93
95
95
93
93
90
90
74

Pressure (mb)

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

Ozone (du)

290
290
291
291
291
289
288
286
284
284
284
284
283
284
283
285
287
288
290
292
292
293
299
301

Friday 4

Third Quarter 40%

22:52

16:17

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
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 06:46, Set: 20:08, Transit: 13:26. Moon - Rise: 22:52, Set: 16:17. Civil Dark: 20:43 - 06:11. Nautical Dark: 21:26 - 05:28. Astro Dark: 22:13 - 04:42

Total Clouds (% Sky Obscured)

93
89
93
96
100
100
100
100
79
74
71
61
49
41
55
72
88
83
76
68
61
50
45
53

Low Clouds (% Sky Obscured)

32
37
40
63
84
63
46
50
49
37
26
26
27
29
30
38
47
51
51
52
48
45
42
40

Medium Clouds (% Sky Obscured)

88
83
90
35
45
45
50
50
33
15
0
1
1
2
14
25
37
35
32
27
17
10
3
7

High Clouds (% Sky Obscured)

57
40
55
72
92
94
97
100
79
70
70
45
29
23
41
63
84
61
34
21
18
17
3
2

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

37
40
61
71
78
81
79
81
67
55
23
25
24
23
22
26
29
33
37
42
45
48
55
51

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
64
69
76
82
86
89
90
93
93
92
93
92
92
90
90
90
90
86
82
77
72
68
64

Pressure (mb)

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

Ozone (du)

304
305
308
309
308
308
312
318
320
321
324
327
332
336
341
342
343
343
345
347
349
347
345
343

Saturday 5

Waning Crescent 28%

23:58

17:22

15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 OK
23 OK
00 OK
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

Sun - Rise: 06:48, Set: 20:06, Transit: 13:26. Moon - Rise: 23:58, Set: 17:22. Civil Dark: 20:41 - 06:13. Nautical Dark: 21:23 - 05:30. Astro Dark: 22:10 - 04:44

Total Clouds (% Sky Obscured)

60
65
59
52
45
41
39
37
41
44
50
56
65
75
75
75
74
68
64
54
64
73
83
78

Low Clouds (% Sky Obscured)

44
51
45
40
33
34
34
33
34
35
36
46
54
63
54
42
32
25
17
10
16
22
29
22

Medium Clouds (% Sky Obscured)

11
16
9
3
0
0
0
0
0
0
0
0
0
0
4
8
12
13
12
13
14
15
15
16

High Clouds (% Sky Obscured)

1
0
1
1
1
2
3
3
17
28
41
44
51
48
44
34
40
31
32
32
23
23
33
27

ISS Passover

Visibility (miles)

7
8
8
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 (%)

49
49
45
39
33
25
15
3
8
5
6
5
6
2
12
11
12
11
9
8
7
5
2
4

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)

15
15
15
13
12
10
10
9
8
8
7
7
7
6
6
6
5
5
5
6
7
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
63
64
66
69
73
71
71
71
71
72
73
75
76
77
81
83
87
75
65
57
52
48
44

Pressure (mb)

1019
1019
1020
1020
1021
1022
1022
1023
1024
1024
1024
1025
1025
1025
1025
1026
1026
1027
1027
1027
1027
1027
1027
1027

Ozone (du)

340
337
334
331
327
324
323
321
320
318
316
314
313
311
310
308
307
305
303
301
298
297
296
295

Sunday 6

Waning Crescent 18%

01:20

18:09

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 OK
07 OK

Sun - Rise: 06:49, Set: 20:03, Transit: 13:25. Moon - Rise: 01:20, Set: 18:09. Civil Dark: 20:38 - 06:15. Nautical Dark: 21:21 - 05:32. Astro Dark: 22:07 - 04:46

Total Clouds (% Sky Obscured)

74
69
70
71
72
70
72
75
80
81
81
76
61
55
46
42
38

Low Clouds (% Sky Obscured)

15
9
7
5
3
3
3
4
8
18
22
15
7
0
0
0
0

Medium Clouds (% Sky Obscured)

17
18
19
21
25
29
34
39
51
61
67
68
61
55
46
42
36

High Clouds (% Sky Obscured)

31
27
43
59
71
69
72
70
70
70
70
65
61
55
46
29
7

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

5
0
0
0
0
0
0
0
0
1
1
2
3
2
5
6
4

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

7
7
7
5
4
3
2
2
3
4
4
4
4
4
5
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

44
44
45
50
56
62
63
64
66
67
68
70
70
70
70
69
69

Pressure (mb)

1026
1026
1026
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1024
1023
1023
1023

Ozone (du)

295
295
296
294
292
291
291
291
291
291
291
291
291
291
291
290
289

Forecast for Osnabrück, Germany (52.27,8.05)

Generated: 31/08/26 15:20:27. Forecast: 31/08/26 to 06/09/26. Timezone: UTC+2.00