Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 17

Waxing Crescent 36%

13:36

22:07

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
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 06:23, Set: 20:49, Transit: 13:35. Moon - Rise: 13:36, Set: 22:07. Civil Dark: 21:26 - 05:46. Nautical Dark: 22:13 - 05:00. Astro Dark: 23:08 - 04:05

Total Clouds (% Sky Obscured)

99
94
97
95
74
73
93
99
94
99
100
100
100
100
100
100
100
100
95
95
96
81
91
98

Low Clouds (% Sky Obscured)

77
84
79
84
46
44
36
25
26
25
93
94
96
90
100
100
100
100
93
92
89
81
88
82

Medium Clouds (% Sky Obscured)

28
37
35
40
42
45
60
81
70
83
100
99
100
100
100
100
91
96
86
36
38
70
64
62

High Clouds (% Sky Obscured)

43
32
7
31
8
12
56
89
50
83
100
100
100
94
100
100
100
86
47
49
48
52
52
93

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
4
2
8
9
6
3
6
3
3
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
Light Rain
Very Light Rain
Very Light Rain
None
Very Light Rain
None
None
None

Precipitation Probability (%)

1
0
0
0
0
0
0
1
29
44
83
95
95
95
95
37
82
55
53
43
53
40
10
20

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.4
0.6
0.9
1
1.8
0
0.9
0.3
0.2
0
0.2
0
0
0

Wind Speed/Direction (mph)

7
5
3
3
3
3
3
2
2
2
3
3
4
5
7
9
10
11
10
12
13
13
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
57
57
58
59
64
66
68
69
70
69
65
68
87
92
93
93
95
95
93
95
95
92
91

Pressure (mb)

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

Ozone (du)

318
315
313
311
311
310
310
309
309
310
308
308
309
308
308
310
312
311
310
308
306
305
304
304

Tuesday 18

Waxing Crescent 46%

14:52

22:23

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
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 06:25, Set: 20:47, Transit: 13:35. Moon - Rise: 14:52, Set: 22:23. Civil Dark: 21:24 - 05:48. Nautical Dark: 22:10 - 05:02. Astro Dark: 23:05 - 04:08

Total Clouds (% Sky Obscured)

87
100
100
100
98
83
79
91
95
96
99
100
100
98
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

57
15
12
18
13
21
23
22
61
50
66
80
91
91
89
82
81
91
87
86
92
90
50
34

Medium Clouds (% Sky Obscured)

27
84
64
60
68
70
59
85
91
85
94
100
100
94
99
98
100
78
100
100
98
58
55
39

High Clouds (% Sky Obscured)

44
100
100
100
96
54
18
15
3
0
0
0
41
49
43
92
83
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
5
9
4
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None

Precipitation Probability (%)

19
29
27
26
25
23
18
15
34
31
35
40
45
44
70
76
76
84
95
95
95
42
27
32

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.4
0.4
0.5
0.8
1.8
1
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

18
18
17
17
17
17
17
16
16
15
15
16
16
15
15
16
15
15
15
14
14
14
14
12

Relative Humidity (%)

88
91
92
93
95
96
98
98
96
95
96
96
95
92
93
95
93
90
89
89
89
87
85
75

Pressure (mb)

1009
1009
1010
1010
1010
1010
1010
1010
1009
1009
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008

Ozone (du)

303
301
300
300
299
299
299
299
301
302
302
303
302
302
302
303
302
306
307
306
304
306
308
307

Wednesday 19

Waxing Crescent 43%

16:04

22:45

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

Sun - Rise: 06:26, Set: 20:45, Transit: 13:35. Moon - Rise: 16:04, Set: 22:45. Civil Dark: 21:22 - 05:50. Nautical Dark: 22:08 - 05:04. Astro Dark: 23:02 - 04:11

Total Clouds (% Sky Obscured)

100
100
100
100
94
40
37
44
46
41
77
95
94
76
92
88
81
83
87
75
65
54
41
46

Low Clouds (% Sky Obscured)

30
41
35
48
85
40
37
44
45
34
52
92
92
65
90
85
74
81
86
47
64
54
8
12

Medium Clouds (% Sky Obscured)

48
33
34
37
44
40
34
28
0
0
39
18
21
30
31
25
29
18
26
23
21
18
21
22

High Clouds (% Sky Obscured)

100
100
100
100
45
0
2
0
0
0
0
0
0
0
0
0
0
5
11
34
30
30
6
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
9
3
6
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 (%)

30
17
7
1
0
1
2
0
0
1
0
3
14
24
11
39
46
48
38
28
6
0
0
1

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
3
4
3
4
3
4
4
4
4
4
5
5
7
9
10
10
10
10
12
12
12
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
13
13
13
12
12
13
12
13
13
12
12
11
12
12
13
14
13
14
14
12
10
9
6

Relative Humidity (%)

75
81
85
85
84
83
86
86
89
89
89
89
86
86
80
78
79
71
71
68
55
46
45
38

Pressure (mb)

1007
1007
1007
1007
1007
1007
1008
1007
1008
1007
1007
1007
1007
1008
1008
1008
1008
1008
1008
1008
1008
1007
1007
1007

Ozone (du)

306
310
313
314
316
318
318
318
319
319
318
318
319
320
320
321
320
320
319
320
320
320
322
322

Thursday 20

First Quarter 56%

17:10

23:13

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

75
52
50
56
47
42
45
40
34
32
27
19
30
46
51
87
77
96
100
100
100
100
83
78

Low Clouds (% Sky Obscured)

73
15
7
16
6
10
18
18
19
23
19
10
30
46
15
21
21
19
20
19
51
71
14
9

Medium Clouds (% Sky Obscured)

26
29
33
36
32
25
23
17
9
0
2
2
5
3
2
2
10
18
25
33
43
46
48
47

High Clouds (% Sky Obscured)

2
0
0
0
5
9
12
10
4
0
2
2
2
20
33
74
62
91
100
100
100
75
72
70

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
2
1
0
1
1
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
3
8

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

48
54
59
60
62
65
66
68
70
73
74
75
75
69
66
55
50
44
40
38
35
31
35
41

Pressure (mb)

1008
1008
1008
1008
1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1010
1010
1010
1009
1009
1009
1009
1008
1009

Ozone (du)

322
322
323
324
326
325
323
323
324
324
326
327
326
326
327
328
329
331
331
333
332
331
333
337

Friday 21

Waxing Gibbous 66%

18:05

23:52

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
15 Bad
16 Bad
17 Bad
18 Bad

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
93
82
98
83
100
100
100
71
69
90
78
74
67
57
47
53
64
73
82
91
100
95
89

Low Clouds (% Sky Obscured)

60
42
8
10
18
73
31
80
50
52
77
67
59
44
51
47
53
64
73
80
86
91
77
64

Medium Clouds (% Sky Obscured)

51
48
55
92
64
99
100
83
67
62
58
51
45
29
14
2
13
24
35
38
45
49
56
50

High Clouds (% Sky Obscured)

65
70
70
65
55
60
55
50
50
55
55
62
64
41
31
17
22
29
34
49
65
77
72
67

ISS Passover

Visibility (miles)

9
9
2
3
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

9
44
60
41
50
33
31
55
77
92
91
86
76
17
20
16
20
20
16
15
10
4
4
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

44
52
65
83
86
87
86
86
84
87
87
87
89
84
78
70
65
58
51
45
46
47
47
48

Pressure (mb)

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

Ozone (du)

339
346
346
346
345
344
346
346
347
346
337
333
332
331
331
330
330
330
330
330
330
330
330
329

Saturday 22

Waxing Gibbous 75%

18:48

00:43

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

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)

82
71
64
58
54
51
47
60
68
76
78
81
85
91
96
100
98
95
93
95
97
99
100
100

Low Clouds (% Sky Obscured)

48
32
15
0
0
0
0
3
6
7
8
9
14
10
10
10
15
12
13
14
14
15
15
10

Medium Clouds (% Sky Obscured)

48
45
43
36
37
38
39
43
38
38
40
41
38
32
30
24
26
27
34
33
33
33
54
75

High Clouds (% Sky Obscured)

56
53
50
48
40
26
11
37
62
76
78
81
85
91
96
100
97
95
92
94
96
99
99
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
Light Rain
Very Light Rain
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
1
3
4
21
27
30
27
41
78
67
55
34
44
53
62
58
55

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
17
16
17
17
17
17
17
14
14
14
14
13
13
13
12
12
12
12
12
18
16
16
17

Dew Point (°C)

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

Relative Humidity (%)

51
52
55
57
60
62
66
68
69
70
69
70
70
70
63
56
51
45
41
36
35
32
30
33

Pressure (mb)

1015
1015
1015
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

328
326
327
327
327
327
326
326
326
326
326
327
327
327
327
326
325
325
324
323
322
321
320
320

Sunday 23

Waxing Gibbous 83%

No Rise

01:46

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

Sun - Rise: 06:32, Set: 20:37, Transit: 13:34. Moon - Rise: No Rise, 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)

100
94
86
79
70
64
55
70
85
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

9
9
14
10
10
10
10
10
5
5
6
6
2
6
15
20
44
69
92

Medium Clouds (% Sky Obscured)

96
75
57
42
49
49
48
55
61
67
62
58
51
58
65
72
74
80
83

High Clouds (% Sky Obscured)

100
81
61
45
44
36
29
46
64
74
79
82
90
86
82
76
82
91
99

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

51
43
33
13
16
15
3
4
3
0
1
1
0
1
1
1
12
14
11

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
17
14
15
14
15
14
14
12
11
11
10
10
10
9
9
8
11
13

Dew Point (°C)

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

Relative Humidity (%)

35
38
40
42
45
51
58
65
69
71
74
72
71
70
60
51
43
49
55

Pressure (mb)

1014
1014
1014
1014
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1013

Ozone (du)

319
319
318
318
317
316
315
314
314
314
314
314
314
313
314
314
315
314
314

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

Generated: 17/08/26 19:33:39. Forecast: 17/08/26 to 23/08/26. Timezone: UTC+2.00