Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 20

First Quarter 53%

17:10

23:13

20 Bad
21 Bad
22 Bad
23 Good
00 Good
01 Good
02 Good
03 OK
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

Sun - Rise: 06:28, Set: 20:43, Transit: 13:34. Moon - Rise: 17:10, Set: 23:13. Civil Dark: 21:19 - 05:52. Nautical Dark: 22:05 - 05:06. Astro Dark: 22:58 - 04:14

Total Clouds (% Sky Obscured)

80
60
58
0
9
17
7
19
60
59
89
92
95
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

33
11
3
0
7
15
0
4
16
21
32
34
29
22
26
25
4
25
12
12
52
81
81
37

Medium Clouds (% Sky Obscured)

0
24
2
0
0
0
0
0
0
0
19
21
12
16
0
36
70
90
81
86
70
83
100
58

High Clouds (% Sky Obscured)

0
2
0
0
0
0
6
10
53
47
47
46
73
100
100
100
100
100
100
100
100
100
40
86

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
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

3
3
0
13
0
0
0
0
0
0
0
0
1
0
0
0
3
4
5
8
19
64
79
71

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
11
11
11
11
10
11
10
10
10
10
10
10
10
10
9
9
8
9
8
8
6
6
9

Relative Humidity (%)

55
61
64
68
72
72
74
73
75
78
80
80
76
73
66
60
55
51
49
48
45
41
45
57

Pressure (mb)

1007
1008
1008
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1010
1011
1011
1010
1010
1010
1010
1010
1010
1010
1011

Ozone (du)

328
329
330
331
331
333
333
332
331
331
329
329
328
329
329
329
330
331
332
331
332
331
332
338

Friday 21

Waxing Gibbous 66%

18:05

23:52

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
18 Bad
19 OK

Sun - Rise: 06:29, Set: 20:41, Transit: 13:34. Moon - Rise: 18:05, Set: 23:52. Civil Dark: 21:17 - 05:53. Nautical Dark: 22:03 - 05:08. Astro Dark: 22:55 - 04:16

Total Clouds (% Sky Obscured)

100
100
100
91
56
100
100
100
100
100
100
82
90
90
69
81
66
78
90
89
83
78
87
33

Low Clouds (% Sky Obscured)

22
42
92
25
22
25
23
40
78
82
82
82
84
55
30
54
46
67
86
81
75
78
83
28

Medium Clouds (% Sky Obscured)

100
100
100
86
48
100
100
91
100
99
100
51
73
77
52
56
34
31
31
28
26
2
18
0

High Clouds (% Sky Obscured)

0
5
94
5
50
52
100
100
100
100
89
43
42
35
2
0
0
0
0
0
0
1
0
0

ISS Passover

Visibility (miles)

2
2
9
4
9
9
9
9
9
3
5
4
9
7
9
9
6
3
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
73
2
0
76
44
31
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

77
82
70
84
90
95
95
95
81
65
66
60
50
58
62
76
77
81
66
38
26
29
26
16

Precipitation Amount (mm)

0.7
0.9
0.4
0.7
0.6
1.3
1.5
0.6
0.4
0.2
0.4
0.4
0.2
0.3
0.3
0.5
0.5
0.7
0.4
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
12
12
12
12
12
12
12
12
12
12
12
12
12
11
10
9
9
9
9
7
7
7
6

Relative Humidity (%)

69
80
82
83
86
87
87
89
90
92
92
93
93
92
83
75
67
64
63
61
53
55
52
49

Pressure (mb)

1011
1012
1012
1012
1012
1013
1013
1013
1014
1014
1014
1015
1016
1017
1017
1018
1018
1018
1019
1019
1019
1020
1020
1020

Ozone (du)

344
343
345
347
348
349
349
350
351
351
351
350
351
352
354
354
353
353
353
353
354
357
359
360

Saturday 22

Waxing Gibbous 75%

18:48

00:43

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

Sun - Rise: 06:31, Set: 20:39, Transit: 13:34. Moon - Rise: 18:48, Set: 00:43. Civil Dark: 21:15 - 05:55. Nautical Dark: 22:00 - 05:10. Astro Dark: 22:52 - 04:19

Total Clouds (% Sky Obscured)

47
71
62
40
8
13
16
30
32
34
43
40
50
49
83
40
39
63
71
79
92
71
30
19

Low Clouds (% Sky Obscured)

44
71
62
40
8
13
16
30
27
34
39
33
37
37
83
34
27
33
42
59
88
71
28
19

Medium Clouds (% Sky Obscured)

0
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
38
35
32
29
18
8
0

High 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

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
7
0
0
0
0
0
0
0
0
0
2
2
1
0
0
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

16
15
14
13
12
12
11
11
10
10
10
10
11
12
13
15
16
17
17
18
18
18
18
17

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
60
62
64
69
73
76
78
80
81
82
81
74
65
58
55
46
42
40
41
42
47
51
49

Pressure (mb)

1020
1021
1022
1022
1023
1023
1023
1023
1023
1024
1024
1024
1025
1025
1025
1025
1025
1025
1024
1024
1024
1024
1024
1024

Ozone (du)

359
359
358
357
356
356
356
353
351
349
348
348
350
351
352
351
351
351
350
349
344
343
342
341

Sunday 23

Waxing Gibbous 83%

19:19

01:46

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

Sun - Rise: 06:32, Set: 20:37, Transit: 13:34. Moon - Rise: 19:19, Set: 01:46. Civil Dark: 21:13 - 05:57. Nautical Dark: 21:58 - 05:12. Astro Dark: 22:49 - 04:22

Total Clouds (% Sky Obscured)

35
41
47
45
44
0
0
0
0
0
0
0
0
0
1
10
18
26
28
30
34
44
75
84

Low Clouds (% Sky Obscured)

35
41
47
45
44
0
0
0
0
0
0
0
0
0
0
5
10
15
16
17
19
12
6
0

Medium 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

High Clouds (% Sky Obscured)

1
0
2
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
2
1
2
20
67
84

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
60
61
62
63
64
71
75
77
80
81
80
73
64
57
48
42
38
35
33
32
32
35
43

Pressure (mb)

1024
1024
1024
1024
1025
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1022
1021
1021
1020
1019
1018
1018
1018

Ozone (du)

339
338
337
336
335
335
334
333
332
331
330
329
328
328
326
324
321
319
320
321
322
321
319
317

Monday 24

Waxing Gibbous 90%

19:42

02:57

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

Sun - Rise: 06:34, Set: 20:35, Transit: 13:33. Moon - Rise: 19:42, Set: 02:57. Civil Dark: 21:10 - 05:58. Nautical Dark: 21:55 - 05:14. Astro Dark: 22:46 - 04:24

Total Clouds (% Sky Obscured)

67
80
86
81
76
73
61
21
17
37
48
75
47
63
80
86
86
92
88
81
75
82
90
99

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
5
7
0
0
0
2
2
2
7
11
16
42
67
89

Medium Clouds (% Sky Obscured)

0
0
0
2
3
5
3
2
0
7
13
20
0
0
0
5
9
14
19
25
30
38
50
60

High Clouds (% Sky Obscured)

59
78
86
81
76
73
61
17
17
37
46
74
44
57
73
76
76
78
71
58
44
50
56
57

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
1
0
1
2
2
11
17
23

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

Chance of Frost

Temperature (°C)

19
19
17
17
16
16
15
15
15
14
15
15
16
17
19
21
22
24
25
25
26
27
25
23

Feels Like (°C)

16
17
15
14
13
13
12
12
14
14
13
14
15
15
15
16
16
17
18
25
25
25
25
26

Dew Point (°C)

9
9
9
8
7
7
7
7
7
7
8
8
7
7
6
6
7
8
9
10
10
11
12
14

Relative Humidity (%)

50
54
58
57
55
56
56
58
59
60
63
63
56
49
44
38
37
37
36
36
37
37
45
55

Pressure (mb)

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

Ozone (du)

315
315
315
314
312
312
312
312
311
309
309
309
309
309
309
309
310
311
311
312
312
312
312
312

Tuesday 25

Waxing Gibbous 95%

20:00

04:12

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

Sun - Rise: 06:36, Set: 20:33, Transit: 13:33. Moon - Rise: 20:00, Set: 04:12. Civil Dark: 21:08 - 06:00. Nautical Dark: 21:52 - 05:16. Astro Dark: 22:43 - 04:27

Total Clouds (% Sky Obscured)

75
52
29
31
34
37
28
15
2
17
32
47
47
42
38
42
46
50
49
48
47
59
77
93

Low Clouds (% Sky Obscured)

61
33
7
8
7
5
4
2
0
1
3
4
3
2
1
8
15
22
28
34
41
30
20
8

Medium Clouds (% Sky Obscured)

43
25
7
5
3
1
1
2
2
7
12
15
14
15
18
32
46
50
49
48
47
55
52
49

High Clouds (% Sky Obscured)

39
21
2
16
29
37
28
14
0
15
30
44
41
35
32
32
32
40
40
35
29
46
66
84

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 (%)

22
19
10
12
10
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
4
5

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)

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

Chance of Frost

Temperature (°C)

22
21
20
20
19
19
19
19
19
19
19
19
19
21
23
25
26
27
28
28
28
28
28
27

Feels Like (°C)

27
20
21
23
23
22
22
21
21
20
20
20
20
21
21
22
22
23
23
28
27
26
27
28

Dew Point (°C)

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

Relative Humidity (%)

70
70
70
71
71
71
71
71
69
68
67
64
62
55
50
45
41
38
35
34
32
30
35
40

Pressure (mb)

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

Ozone (du)

313
314
315
316
315
314
313
310
307
304
303
302
301
300
299
298
298
298
297
298
298
299
298
296

Wednesday 26

Waxing Gibbous 98%

20:00

05:29

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: 06:37, Set: 20:31, Transit: 13:33. Moon - Rise: 20:00, Set: 05:29. Civil Dark: 21:06 - 06:02. Nautical Dark: 21:50 - 05:18. Astro Dark: 22:39 - 04:29

Total Clouds (% Sky Obscured)

88
87
84
75
66
59
58
57
56
70
84
99
93
88
81
85
88
92

Low Clouds (% Sky Obscured)

20
31
45
51
57
59
47
33
17
22
28
35
26
17
9
32
52
74

Medium Clouds (% Sky Obscured)

52
54
55
45
45
45
45
45
50
51
48
48
49
51
52
47
42
34

High Clouds (% Sky Obscured)

84
84
84
75
66
59
58
57
56
70
84
99
92
84
75
72
71
69

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
5
7
8

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

Precipitation Probability (%)

25
33
41
49
53
55
47
35
15
20
19
9
18
21
21
32
34
33

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

26
24
22
22
22
21
21
22
21
21
22
21
22
23
23
24
25
26

Feels Like (°C)

29
24
25
25
25
24
23
22
22
23
23
23
22
23
22
22
24
25

Dew Point (°C)

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

Relative Humidity (%)

46
56
68
83
85
87
89
91
92
94
92
89
88
80
73
67
63
58

Pressure (mb)

1012
1012
1012
1013
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

295
296
296
296
298
299
300
302
304
306
309
311
314
314
315
316
317
318

Forecast for Velbert, Düsseldorf District, Germany (51.34,7.04)

Generated: 20/08/26 20:00:09. Forecast: 20/08/26 to 26/08/26. Timezone: UTC+2.00