Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 27

Waxing Gibbous 100%

20:25

06:46

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
18 OK
19 OK
20 OK
21 OK

Sun - Rise: 06:39, Set: 20:24, Transit: 13:32. Moon - Rise: 20:25, Set: 06:46. Civil Dark: 20:59 - 06:05. Nautical Dark: 21:41 - 05:22. Astro Dark: 22:31 - 04:35

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
74
73
58
42
49
61
32
35
21
44

Low Clouds (% Sky Obscured)

25
45
1
5
48
41
75
70
30
23
19
67
71
50
38
50
58
31
49
31
6
30
1
0

Medium Clouds (% Sky Obscured)

74
92
51
71
90
80
81
99
50
100
100
79
74
64
30
21
8
8
2
27
3
3
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
20
14
0
0
0
1
11
15
10
26

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
8
2
7
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
None
Light Rain
Light Rain
None
None
Very Light Rain
Light Rain
None
Light Rain
Light Rain
Very Light Rain
None
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

12
95
95
47
86
84
31
2
50
91
60
95
95
80
49
68
34
10
9
17
16
7
1
0

Precipitation Amount (mm)

0.7
0.4
0.4
0
0.6
0.4
0
0
0.3
0.4
0
1.6
1.6
0.3
0
0.2
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

2
4
2
1
3
1
5
5
3
3
3
4
7
8
6
7
8
11
12
13
11
9
8
5

Chance of Frost

Temperature (°C)

24
23
22
20
20
20
20
19
19
19
20
20
20
21
22
23
24
25
25
25
24
22
21
19

Feels Like (°C)

24
24
24
23
22
22
21
20
20
20
21
21
19
20
22
23
23
22
24
22
22
21
19
19

Dew Point (°C)

17
17
18
19
18
19
19
19
18
18
19
19
19
19
19
17
12
12
12
12
12
12
11
11

Relative Humidity (%)

65
66
78
91
88
92
93
95
96
96
93
92
89
91
87
71
46
44
42
45
48
52
51
60

Pressure (mb)

1009
1010
1009
1009
1009
1010
1010
1009
1008
1009
1009
1009
1010
1011
1011
1010
1010
1010
1010
1010
1010
1011
1011
1012

Ozone (du)

298
297
298
300
301
301
301
302
303
304
305
302
299
303
311
318
329
329
330
331
332
332
333
334

Friday 28

Full Moon 99%

20:38

08:02

22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Good
05 OK
06 OK
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

Sun - Rise: 06:41, Set: 20:22, Transit: 13:31. Moon - Rise: 20:38, Set: 08:02. Civil Dark: 20:56 - 06:06. Nautical Dark: 21:39 - 05:24. Astro Dark: 22:28 - 04:37

Total Clouds (% Sky Obscured)

61
78
62
55
68
62
11
33
21
91
91
97
68
83
89
100
100
100
100
100
94
94
85
77

Low Clouds (% Sky Obscured)

1
2
4
0
12
9
11
32
21
63
83
74
26
39
24
18
0
3
40
32
54
62
58
55

Medium Clouds (% Sky Obscured)

0
19
38
0
0
0
0
0
0
43
73
75
40
30
39
43
73
98
96
100
91
92
47
48

High Clouds (% Sky Obscured)

61
78
62
55
68
20
0
0
0
0
0
0
5
18
29
100
100
100
89
85
35
12
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
8

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
10
9
7
4
0
0
0
0
0
0
24
29
29
13
25
19

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

Chance of Frost

Temperature (°C)

18
17
16
15
15
15
14
14
14
15
16
17
19
21
22
23
24
24
24
23
22
21
20
19

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
64
66
70
75
79
80
82
82
82
77
74
62
47
42
39
37
41
46
52
57
61
70
77

Pressure (mb)

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

Ozone (du)

335
336
338
339
337
334
337
328
323
319
316
311
309
306
304
303
301
299
300
302
301
299
299
299

Saturday 29

Waning Gibbous 96%

20:51

09:19

22 Bad
23 Bad
00 OK
01 Bad
02 Bad
03 OK
04 Good
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

Sun - Rise: 06:42, Set: 20:20, Transit: 13:31. Moon - Rise: 20:51, Set: 09:19. Civil Dark: 20:54 - 06:08. Nautical Dark: 21:36 - 05:26. Astro Dark: 22:26 - 04:40

Total Clouds (% Sky Obscured)

64
64
24
50
42
32
10
49
100
66
77
95
83
97
95
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

37
53
24
50
42
15
4
38
24
47
53
63
48
42
53
55
55
54
52
37
26
4
3
5

Medium Clouds (% Sky Obscured)

24
11
10
45
24
16
0
3
0
0
0
17
19
18
21
27
32
36
46
34
23
17
86
93

High Clouds (% Sky Obscured)

0
0
0
15
0
0
0
16
95
47
44
60
41
89
80
100
100
99
99
99
100
100
100
100

ISS Passover

Visibility (miles)

9
5
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 (%)

16
18
20
47
23
12
8
4
2
3
4
6
4
1
1
2
0
0
0
1
3
1
4
6

Precipitation Amount (mm)

0
0
0
0.3
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
7
6
6
6
7
6
6
6
8
11
11
10
10
9
8
9
8
9
8
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
85
81
80
81
82
86
82
79
81
78
70
62
55
51
48
46
47
47
46
47
51
53
56

Pressure (mb)

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

Ozone (du)

300
301
302
303
301
299
299
298
296
295
295
294
294
294
294
294
295
295
295
295
295
296
294
299

Sunday 30

Waning Gibbous 91%

21:05

10:38

22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 OK
05 OK
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 OK

Sun - Rise: 06:44, Set: 20:18, Transit: 13:31. Moon - Rise: 21:05, Set: 10:38. Civil Dark: 20:52 - 06:10. Nautical Dark: 21:34 - 05:28. Astro Dark: 22:23 - 04:42

Total Clouds (% Sky Obscured)

80
61
55
45
35
22
10
28
43
53
92
91
91
88
84
76
72
46
80
88
94
47
100
43

Low Clouds (% Sky Obscured)

8
5
2
0
3
6
10
19
28
39
41
41
63
60
58
58
52
31
49
51
56
27
52
16

Medium Clouds (% Sky Obscured)

52
30
29
27
22
11
0
12
24
38
38
80
81
29
25
22
25
22
21
21
20
18
24
29

High Clouds (% Sky Obscured)

76
50
23
0
0
0
0
8
14
20
53
47
35
0
0
0
0
0
0
20
33
30
29
26

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

22
31
23
18
21
24
13
13
10
3
10
16
33
26
41
54
58
46
26
20
16
10
8
6

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
6
6
6
6
5
5
5
6
7
8
9
11
13
12
13
14
14
15
13
12
11
11
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
18
18
18
18
18
17
17
17
17
17
16
16
16
17
17
18
18
20
17
18
18
18
18

Dew Point (°C)

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

Relative Humidity (%)

60
79
89
90
92
92
92
93
93
86
79
70
65
62
66
58
59
61
47
54
53
55
62
61

Pressure (mb)

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

Ozone (du)

303
307
308
310
312
313
315
316
317
321
322
322
324
326
328
327
326
324
324
322
318
316
313
313

Monday 31

Waning Gibbous 83%

21:23

12:00

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
18 Bad
19 OK
20 OK
21 OK

Sun - Rise: 06:45, Set: 20:16, Transit: 13:30. Moon - Rise: 21:23, Set: 12:00. Civil Dark: 20:50 - 06:11. Nautical Dark: 21:31 - 05:30. Astro Dark: 22:20 - 04:44

Total Clouds (% Sky Obscured)

70
89
94
89
86
82
77
72
66
53
62
63
64
75
85
96
90
85
80
63
54
45
44
41

Low Clouds (% Sky Obscured)

10
7
34
7
11
18
25
22
18
3
9
14
23
25
29
33
44
53
60
58
51
45
40
31

Medium Clouds (% Sky Obscured)

35
31
40
31
27
19
13
13
13
14
14
13
12
19
29
44
54
65
77
63
50
39
31
24

High Clouds (% Sky Obscured)

58
77
77
60
45
34
20
15
10
5
10
10
9
16
20
20
15
15
15
10
20
30
30
35

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 (%)

4
1
0
0
2
3
1
3
5
1
0
0
0
0
0
0
2
4
0
1
2
0
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
11
11
10
10
10
10
10
10
10
10
10
10
11
10
10
10
10
10
9
10
9
10
9

Relative Humidity (%)

68
72
72
68
69
70
74
75
78
78
74
65
58
51
48
46
42
43
42
42
44
47
50
53

Pressure (mb)

1016
1017
1017
1017
1017
1017
1017
1017
1018
1018
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

312
311
309
308
307
307
306
305
306
306
306
306
306
306
307
308
309
310
312
313
316
318
321
322

Tuesday 1

Waning Gibbous 74%

21:47

13:24

22 OK
23 OK
00 OK
01 Bad
02 OK
03 OK
04 OK
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

Sun - Rise: 06:47, Set: 20:13, Transit: 13:30. Moon - Rise: 21:47, Set: 13:24. Civil Dark: 20:47 - 06:13. Nautical Dark: 21:29 - 05:32. Astro Dark: 22:17 - 04:46

Total Clouds (% Sky Obscured)

37
43
47
51
48
44
43
63
81
98
99
99
100
100
100
100
99
99
98
89
77
69
67
65

Low Clouds (% Sky Obscured)

24
35
44
50
44
38
32
26
19
15
10
6
0
5
13
21
40
57
75
65
56
48
40
35

Medium Clouds (% Sky Obscured)

15
10
5
0
0
0
0
0
0
0
23
44
66
77
88
99
92
84
76
60
40
19
15
15

High Clouds (% Sky Obscured)

33
24
14
0
2
4
6
33
63
93
96
98
100
99
97
95
73
51
28
25
15
1
21
39

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
5
5
4
3
5
7
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
1
10
20
29
62
77
84
78
71
71
62
63

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.5
0.5
0.4
0.5
0.3
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
8
8
8
7
7
7
8
8
8
8
8
9
9
10
10
11
13
15
17
16
16
15
14

Relative Humidity (%)

58
61
62
63
63
68
71
76
75
74
72
64
56
49
50
51
51
62
72
88
88
89
90
90

Pressure (mb)

1018
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1018
1018
1018

Ozone (du)

323
325
324
323
323
322
321
320
322
324
325
326
327
327
329
330
332
332
333
333
332
330
328
325

Wednesday 2

Waning Gibbous 63%

No Rise

14:49

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: 06:48, Set: 20:11, Transit: 13:30. Moon - Rise: No Rise, Set: 14:49. Civil Dark: 20:45 - 06:15. Nautical Dark: 21:26 - 05:33. Astro Dark: 22:14 - 04:49

Total Clouds (% Sky Obscured)

66
66
65
65
66
71
73
73
76
80
80
80
80
83
85
86

Low Clouds (% Sky Obscured)

36
37
37
38
34
33
32
31
27
26
23
21
20
20
21
23

Medium Clouds (% Sky Obscured)

20
18
16
18
15
13
11
10
8
9
10
8
8
20
33
45

High Clouds (% Sky Obscured)

62
66
65
65
64
71
73
73
75
79
77
76
74
75
73
72

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

50
47
48
36
19
15
12
10
7
4
13
21
21
17
8
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
14
14
13
13
13
13
13
13
13
13
15
17
19
20
22

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
87
90
90
92
92
93
92
92
92
90
78
67
58
49
43

Pressure (mb)

1019
1019
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019

Ozone (du)

322
318
316
314
313
311
309
307
306
305
304
303
302
301
300
300

Forecast for Bad Honnef, Cologne District, Germany (50.64,7.23)

Generated: 27/08/26 22:18:55. Forecast: 27/08/26 to 02/09/26. Timezone: UTC+2.00