Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 18

Waxing Crescent 22%

10:49

23:23

10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 OK
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 OK
09 Bad

Sun - Rise: 05:38, Set: 21:38, Transit: 13:38. Moon - Rise: 10:49, Set: 23:23. Civil Dark: 22:22 - 04:55. Nautical Dark: 23:23 - 03:54. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

90
85
76
80
87
87
80
46
80
82
97
100
100
100
91
57
64
69
76
78
70
69
47
67

Low Clouds (% Sky Obscured)

70
51
53
71
81
64
68
41
75
75
35
31
52
58
49
48
60
62
63
78
70
69
43
67

Medium Clouds (% Sky Obscured)

30
24
51
37
48
45
31
9
36
39
57
97
100
100
66
36
16
27
26
0
0
0
0
0

High Clouds (% Sky Obscured)

4
25
14
3
8
4
0
0
0
3
73
98
100
100
70
5
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
0
0
12
20
16
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
19
20
20
19
20
21
21
21
17
17
16
15
13
13
13
15
14
14
11
9
10
10
12

Dew Point (°C)

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

Relative Humidity (%)

64
56
46
41
38
49
53
51
40
39
48
56
58
61
66
67
71
71
72
63
62
65
61
52

Pressure (mb)

1016
1016
1016
1015
1015
1015
1015
1015
1014
1014
1015
1015
1016
1016
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018

Ozone (du)

322
322
324
327
331
332
330
332
334
336
337
339
340
343
344
349
355
360
364
368
370
370
369
367

Sunday 19

Waxing Crescent 32%

12:08

23:35

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

Sun - Rise: 05:40, Set: 21:37, Transit: 13:38. Moon - Rise: 12:08, Set: 23:35. Civil Dark: 22:20 - 04:57. Nautical Dark: 23:21 - 03:56. Astro Dark: N/A - 01:58

Total Clouds (% Sky Obscured)

73
78
70
57
51
55
41
33
53
39
36
41
19
11
21
41
65
72
66
65
73
74
100
100

Low Clouds (% Sky Obscured)

73
71
59
9
21
17
11
18
32
31
24
22
19
11
21
29
56
63
55
56
61
69
90
78

Medium Clouds (% Sky Obscured)

0
31
28
43
33
42
29
21
30
6
21
0
2
0
0
0
0
0
0
0
0
0
51
50

High Clouds (% Sky Obscured)

3
3
0
0
0
0
0
0
0
0
0
24
0
0
0
2
6
40
27
40
50
46
98
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
3
4
3
15

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
11
9
9
12
13
13
13
13
12
10
8
6
5
5
5
5
4
3
4
3
4
5

Chance of Frost

Temperature (°C)

15
16
17
18
20
20
20
20
19
19
18
16
15
14
14
13
12
12
11
10
10
11
12
13

Feels Like (°C)

12
13
14
16
19
17
18
17
16
15
15
15
13
13
13
13
10
8
9
9
8
9
10
11

Dew Point (°C)

6
6
8
7
2
0
0
1
1
3
5
6
6
7
7
6
4
2
3
3
3
4
6
7

Relative Humidity (%)

53
52
53
46
31
26
26
27
29
36
42
50
54
61
62
62
56
52
57
58
59
64
66
66

Pressure (mb)

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

Ozone (du)

367
369
371
372
373
374
372
371
370
369
370
364
360
360
358
359
356
354
351
350
349
350
350
350

Monday 20

Waxing Crescent 43%

13:24

23:47

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 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 OK
06 OK
07 OK
08 OK
09 Bad

Sun - Rise: 05:41, Set: 21:36, Transit: 13:38. Moon - Rise: 13:24, Set: 23:47. Civil Dark: 22:19 - 04:58. Nautical Dark: 23:19 - 03:58. Astro Dark: 01:17 - 02:09

Total Clouds (% Sky Obscured)

95
97
69
61
68
66
64
60
79
87
64
52
13
4
2
1
5
11
16
21
28
31
44
58

Low Clouds (% Sky Obscured)

82
77
54
50
22
18
9
19
18
35
26
35
13
4
0
0
3
7
12
16
17
24
22
37

Medium Clouds (% Sky Obscured)

26
22
15
6
53
50
49
38
44
53
27
13
0
0
0
0
0
0
0
0
0
0
12
25

High Clouds (% Sky Obscured)

23
37
4
15
4
0
3
3
33
19
21
22
13
4
2
1
0
0
0
0
2
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 (%)

1
1
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
5
6
8
8
8
9
8
7
4
4
4
5
5
4
4
4
3
3
3
3
5

Chance of Frost

Temperature (°C)

14
16
17
18
19
19
21
20
20
19
19
18
16
15
14
14
13
12
12
11
11
12
13
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
58
55
46
39
35
34
33
35
37
40
46
51
58
63
70
76
80
86
88
90
87
76
67

Pressure (mb)

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

Ozone (du)

350
351
350
352
353
354
355
355
356
356
355
354
354
354
353
353
355
356
358
359
356
353
350
347

Tuesday 21

First Quarter 53%

14:39

00:01

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

Sun - Rise: 05:42, Set: 21:35, Transit: 13:38. Moon - Rise: 14:39, Set: 00:01. Civil Dark: 22:17 - 05:00. Nautical Dark: 23:17 - 04:00. Astro Dark: 01:06 - 02:18

Total Clouds (% Sky Obscured)

69
53
40
26
41
57
71
69
64
69
54
20
20
57
78
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

39
21
19
16
9
7
3
6
10
61
54
9
0
7
15
21
25
31
41
42
59
92
95
65

Medium Clouds (% Sky Obscured)

39
26
13
0
20
38
53
46
40
31
23
10
0
0
0
2
54
69
78
89
92
96
100
100

High Clouds (% Sky Obscured)

0
0
1
1
1
1
1
1
2
3
0
2
20
57
78
100
91
80
68
74
85
97
100
100

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
1
2
1
4
7
6
3
3
5
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)

5
6
6
7
7
6
6
6
7
7
10
10
8
6
5
4
3
3
4
4
4
5
7
7

Chance of Frost

Temperature (°C)

17
18
20
21
22
23
23
23
23
22
21
20
18
17
16
14
14
14
13
13
13
14
14
15

Feels Like (°C)

17
18
19
20
22
22
22
23
22
22
17
16
16
15
14
13
13
13
12
13
13
12
12
13

Dew Point (°C)

9
7
6
5
5
4
3
2
1
1
4
6
7
8
9
9
10
10
11
11
11
11
10
10

Relative Humidity (%)

59
49
42
36
33
29
27
25
23
24
33
40
49
57
66
71
75
80
83
84
86
82
76
74

Pressure (mb)

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

Ozone (du)

346
344
343
342
342
342
342
343
344
345
345
341
338
335
335
335
335
335
334
333
332
332
331
332

Wednesday 22

Waxing Gibbous 63%

15:54

00:19

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 05:44, Set: 21:33, Transit: 13:38. Moon - Rise: 15:54, Set: 00:19. Civil Dark: 22:16 - 05:01. Nautical Dark: 23:15 - 04:03. Astro Dark: 00:58 - 02:25

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
51
68
69
74
81
79
78
76
84
91
98
98
98
99
99
98

Low Clouds (% Sky Obscured)

100
95
90
84
73
75
88
53
40
64
61
69
76
73
70
68
77
86
95
95
95
94
95
96

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
51
51
28
29
27
33
43
50
55
56
57
66
71
72
66
55

High Clouds (% Sky Obscured)

100
100
100
100
100
100
30
28
27
25
0
0
0
0
0
0
0
1
2
3
4
5
4
3

ISS Passover

Visibility (miles)

9
9
9
9
4
3
4
4
4
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain

Precipitation Probability (%)

9
27
47
64
73
79
85
90
94
90
60
53
41
33
39
46
37
34
34
39
40
34
57
69

Precipitation Amount (mm)

0
0
0
0.4
0.5
0.5
0.7
0.8
0.8
0.6
0.2
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4

Wind Speed/Direction (mph)

8
8
8
9
9
9
9
8
8
8
8
9
9
9
8
8
8
8
7
7
7
7
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
70
72
71
70
72
72
77
76
72
72
70
70
70
67
63
60
68
75
84
81
81
80
79

Pressure (mb)

1020
1020
1020
1019
1018
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

334
336
337
338
340
344
350
353
358
363
370
372
373
374
375
376
376
373
371
368
367
366
364
366

Thursday 23

Waxing Gibbous 72%

17:08

00:43

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 05:45, Set: 21:32, Transit: 13:38. Moon - Rise: 17:08, Set: 00:43. Civil Dark: 22:14 - 05:03. Nautical Dark: 23:13 - 04:05. Astro Dark: 00:51 - 02:31

Total Clouds (% Sky Obscured)

98
97
96
95
93
91
90
85
81
76
79
83
86
82
77
73
78
82
87
90
94
97
93
89

Low Clouds (% Sky Obscured)

96
92
89
85
85
84
83
77
69
63
68
72
77
67
56
42
51
64
78
76
76
73
57
39

Medium Clouds (% Sky Obscured)

53
43
38
29
28
26
20
21
24
21
23
26
28
19
10
0
1
1
2
18
34
46
38
32

High Clouds (% Sky Obscured)

2
2
1
1
1
1
1
1
1
1
2
4
7
10
16
20
16
12
7
4
2
0
10
19

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

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

Precipitation Probability (%)

76
65
58
55
67
73
72
67
62
57
47
41
34
24
23
7
8
4
1
3
4
1
4
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
79
76
75
74
69
63
58
57
56
55
60
65
70
76
80
86
83
81
80
77
74
71
64

Pressure (mb)

1016
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1019
1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

367
368
367
367
366
362
358
354
350
345
341
338
335
332
329
327
325
324
324
323
323
323
323
323

Friday 24

Waxing Gibbous 80%

18:17

01:15

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: 05:46, Set: 21:31, Transit: 13:38. Moon - Rise: 18:17, Set: 01:15. Civil Dark: 22:13 - 05:05. Nautical Dark: 23:11 - 04:07. Astro Dark: 00:45 - 02:37

Total Clouds (% Sky Obscured)

85
89
88
87
82
88
98
91
85
80
82
82
81
91
95
98

Low Clouds (% Sky Obscured)

24
21
22
23
22
23
25
20
15
11
12
15
15
13
12
10

Medium Clouds (% Sky Obscured)

21
22
21
27
20
13
6
18
30
40
29
20
10
32
52
74

High Clouds (% Sky Obscured)

25
34
38
45
56
77
95
78
60
34
34
39
44
42
40
42

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
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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
15
15
16
16
22
21
20
20
20
20
19
18
19
18
18

Dew Point (°C)

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

Relative Humidity (%)

56
49
43
38
33
32
32
31
33
35
37
39
41
44
45
47

Pressure (mb)

1021
1021
1020
1020
1019
1019
1018
1018
1017
1017
1016
1016
1016
1016
1015
1015

Ozone (du)

323
323
323
324
324
325
327
329
330
331
333
333
334
335
333
332

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

Generated: 18/07/26 10:35:00. Forecast: 18/07/26 to 24/07/26. Timezone: UTC+2.00