Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 27

Waxing Gibbous 89%

19:03

03:34

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

Sun - Rise: 05:23, Set: 21:33, Transit: 13:29. Moon - Rise: 19:03, Set: 03:34. Civil Dark: 22:17 - 04:39. Nautical Dark: 23:20 - 03:35. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

76
80
79
25
8
19
7
12
38
70
96
98
95
42
10
9
9
1
1
1
1
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
30
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

10
17
0
0
0
2
4
0
0
3
6
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

75
61
47
23
8
14
1
11
36
65
91
97
93
40
10
9
9
1
1
1
1
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
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)

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

Chance of Frost

Temperature (°C)

19
17
16
15
14
14
13
12
11
11
12
13
15
16
18
20
21
22
23
23
23
23
22
21

Feels Like (°C)

19
17
16
15
14
13
12
12
11
11
11
12
13
14
17
18
19
21
21
22
22
22
21
20

Dew Point (°C)

11
10
10
10
9
9
8
8
7
7
5
3
2
-0
-1
-2
-1
-0
0
1
3
4
6
7

Relative Humidity (%)

56
61
67
69
71
72
74
73
73
73
64
51
41
32
27
23
22
22
22
23
25
27
33
41

Pressure (mb)

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

Ozone (du)

329
332
333
335
335
334
334
335
334
335
335
337
339
340
341
342
343
344
345
346
346
346
346
345

Thursday 28

Waxing Gibbous 94%

20:16

03:50

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

Sun - Rise: 05:23, Set: 21:34, Transit: 13:29. Moon - Rise: 20:16, Set: 03:50. Civil Dark: 22:18 - 04:38. Nautical Dark: 23:22 - 03:33. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
0
0
19
35
24
51
92
96
25
24
23
1
10
99
14
53
69
52
97
100
100
84
79

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
18
15
15

Medium Clouds (% Sky Obscured)

0
0
0
12
22
15
19
15
14
19
13
14
1
5
21
6
52
69
52
82
11
70
70
74

High Clouds (% Sky Obscured)

0
0
0
2
3
1
16
83
92
25
18
9
1
5
91
8
27
37
35
96
100
100
84
69

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
1
5
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
Light Rain
Moderate Rain
Very Light Rain
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
0
4
15
95
95
79
10

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.8
6.9
0.2
0

Wind Speed/Direction (mph)

5
5
4
3
3
3
4
4
4
4
4
5
5
6
6
6
6
6
6
7
7
12
6
4

Chance of Frost

Temperature (°C)

19
17
16
15
15
14
14
14
15
15
16
19
21
23
24
26
27
28
29
29
28
26
22
23

Feels Like (°C)

18
17
16
16
15
15
14
12
13
13
16
17
20
23
25
25
28
27
28
28
28
23
21
23

Dew Point (°C)

9
8
8
6
6
6
6
6
7
8
9
9
9
9
9
9
11
12
14
14
15
17
21
21

Relative Humidity (%)

52
55
56
54
54
55
56
59
61
64
63
53
46
41
37
35
35
37
41
41
43
57
92
88

Pressure (mb)

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

Ozone (du)

344
345
346
345
345
347
346
343
340
340
339
339
344
344
342
340
339
337
334
333
331
327
326
329

Friday 29

Waxing Gibbous 98%

No Rise

04:11

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 OK
13 OK
14 OK
15 Good
16 Good
17 Good
18 OK
19 OK
20 Bad

Sun - Rise: 05:22, Set: 21:35, Transit: 13:29. Moon - Rise: No Rise, Set: 04:11. Civil Dark: 22:20 - 04:37. Nautical Dark: 23:24 - 03:32. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

99
100
100
100
100
90
39
97
100
100
99
85
71
79
57
47
26
18
9
5
10
25
35
54

Low Clouds (% Sky Obscured)

1
0
0
5
0
3
24
58
56
42
24
51
55
54
46
36
12
8
4
0
4
7
11
7

Medium Clouds (% Sky Obscured)

72
84
100
100
71
42
39
7
100
98
79
12
22
5
0
0
0
0
0
0
2
7
9
12

High Clouds (% Sky Obscured)

99
100
100
100
100
78
0
80
81
77
88
74
43
46
24
30
26
18
9
5
10
20
15
43

ISS Passover

Visibility (miles)

9
9
3
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

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

Precipitation Probability (%)

45
56
55
59
72
66
47
46
41
46
25
5
3
0
0
0
0
1
2
3
5
6
5
5

Precipitation Amount (mm)

0.2
0
0
0.3
0.6
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

19
20
20
20
19
20
19
17
16
16
15
14
14
10
8
7
6
7
7
7
7
8
10
12

Relative Humidity (%)

81
91
95
95
95
96
96
98
98
96
92
83
73
54
45
39
35
35
34
34
34
36
44
53

Pressure (mb)

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

Ozone (du)

329
328
329
333
336
340
344
343
341
341
340
340
341
341
342
343
342
342
342
341
341
340
341
341

Saturday 30

Waxing Gibbous 100%

21:28

04:39

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 Bad
20 Bad

Sun - Rise: 05:21, Set: 21:36, Transit: 13:29. Moon - Rise: 21:28, Set: 04:39. Civil Dark: 22:21 - 04:36. Nautical Dark: 23:26 - 03:30. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

77
100
99
99
98
99
99
100
100
100
100
100
100
100
86
74
61
65
67
72
80
90
99
96

Low Clouds (% Sky Obscured)

4
0
7
14
20
31
41
51
62
73
84
87
91
94
76
58
40
27
13
4
9
16
27
26

Medium Clouds (% Sky Obscured)

50
88
75
73
32
99
99
100
19
24
20
26
27
23
21
19
14
40
67
72
80
90
46
35

High Clouds (% Sky Obscured)

72
100
95
88
84
89
94
100
100
100
95
95
100
100
67
33
0
0
0
0
28
56
84
58

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
6
3
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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
Very Light Rain
None

Precipitation Probability (%)

5
4
7
17
48
50
42
68
95
89
57
64
62
59
37
29
19
29
47
35
13
29
57
36

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0.9
0.8
0.2
0.3
0.3
0.3
0
0
0
0
0
0
0
0
0.3
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
69
70
71
72
78
85
89
92
98
96
93
87
87
72
49
49
44
48
57
55
54
60
78

Pressure (mb)

1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1014
1014
1014
1014
1014
1014
1014
1014
1015

Ozone (du)

340
341
341
340
337
337
340
349
353
355
368
379
379
368
359
355
353
353
356
356
357
360
358
361

Sunday 31

Full Moon 100%

22:33

05:18

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 Bad
20 Bad

Sun - Rise: 05:20, Set: 21:37, Transit: 13:29. Moon - Rise: 22:33, Set: 05:18. Civil Dark: 22:22 - 04:35. Nautical Dark: 23:28 - 03:28. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

82
73
74
69
72
61
51
37
53
67
62
78
78
78
84
91
99
100
100
100
92
86
80
85

Low Clouds (% Sky Obscured)

26
28
28
27
26
20
17
8
25
47
49
78
78
78
78
80
88
88
87
86
69
48
28
49

Medium Clouds (% Sky Obscured)

33
26
27
23
23
22
20
15
15
15
15
31
35
31
28
16
11
8
8
6
6
5
4
21

High Clouds (% Sky Obscured)

27
0
0
0
0
0
0
0
0
1
0
31
62
78
79
64
49
66
83
100
92
86
80
85

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 (%)

15
7
14
4
4
14
16
19
9
25
6
13
16
19
25
30
32
29
30
38
32
30
29
30

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
11
11
11
11
11
11
11
11
11
11
11
12
11
11
12
12
12
12
13
13
13
13
13

Relative Humidity (%)

79
80
82
83
86
89
93
95
96
95
93
89
82
74
68
68
69
68
68
68
67
67
68
68

Pressure (mb)

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

Ozone (du)

367
367
360
356
353
352
350
350
348
347
347
347
345
344
343
342
341
340
338
336
333
333
333
332

Monday 1

Waning Gibbous 97%

23:28

06:09

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 Bad
20 Bad

Sun - Rise: 05:19, Set: 21:38, Transit: 13:29. Moon - Rise: 23:28, Set: 06:09. Civil Dark: 22:24 - 04:34. Nautical Dark: 23:30 - 03:27. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

91
97
97
97
98
98
99
100
100
100
100
99
98
97
97
98
99
91
85
78
84
87
91
87

Low Clouds (% Sky Obscured)

70
90
93
96
98
98
99
100
82
64
47
64
81
96
86
75
66
63
61
59
60
62
63
52

Medium Clouds (% Sky Obscured)

38
55
58
64
75
77
79
81
80
80
80
81
82
81
78
75
74
54
34
15
21
25
21
35

High Clouds (% Sky Obscured)

91
96
80
77
77
84
92
100
100
100
100
76
52
28
37
46
56
59
67
72
51
27
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

28
32
45
68
85
84
95
95
95
95
95
95
95
95
95
95
81
74
69
63
56
53
46
37

Precipitation Amount (mm)

0
0
0
0.3
0.7
0.4
0.8
1.3
0.6
0.8
0.8
0.9
2.1
2.9
1.5
0.8
0.5
0.4
0.3
0.3
0.2
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
72
73
75
77
78
83
89
96
95
95
93
93
93
93
92
89
88
79
74
70
74
79
85

Pressure (mb)

1012
1011
1011
1010
1010
1009
1009
1009
1008
1008
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1006
1006
1006
1006

Ozone (du)

335
337
340
341
343
344
346
348
350
354
359
364
366
369
372
377
382
386
387
388
389
389
389
390

Tuesday 2

Waning Gibbous 93%

00:11

07:11

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: 05:19, Set: 21:39, Transit: 13:30. Moon - Rise: 00:11, Set: 07:11. Civil Dark: 22:25 - 04:33. Nautical Dark: 23:32 - 03:25. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

82
72
78
82
89
91
92
93
95
97
98
97
97
97
97
97
97

Low Clouds (% Sky Obscured)

39
24
43
61
78
78
80
81
87
91
97
97
97
97
94
92
91

Medium Clouds (% Sky Obscured)

39
46
55
64
75
68
58
49
30
25
18
28
36
43
48
48
45

High Clouds (% Sky Obscured)

0
1
25
47
55
47
33
23
12
4
0
10
18
21
10
5
0

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

42
51
39
46
78
92
95
95
95
95
95
95
85
83
60
61
68

Precipitation Amount (mm)

0
0.3
0
0
0.5
0.7
0.9
1.3
0.6
0.7
1.3
0.7
0.5
0.8
0.3
0.3
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
13
14
12
13
12
11
11
10
10
10
10
10
11
11
11
11

Dew Point (°C)

13
13
12
12
12
12
12
12
11
12
12
12
12
13
13
13
13

Relative Humidity (%)

87
92
93
93
93
95
93
93
95
95
95
96
95
93
92
90
89

Pressure (mb)

1006
1006
1006
1006
1005
1005
1004
1004
1003
1003
1003
1002
1003
1004
1005
1005
1006

Ozone (du)

390
390
390
393
395
398
398
398
399
397
395
393
390
387
384
379
374

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

Generated: 27/05/26 21:20:07. Forecast: 27/05/26 to 02/06/26. Timezone: UTC+2.00