Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 29

Waxing Gibbous 97%

18:45

05:13

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

Sun - Rise: 06:04, Set: 20:51, Transit: 13:29. Moon - Rise: 18:45, Set: 05:13. Civil Dark: 21:29 - 05:26. Nautical Dark: 22:17 - 04:37. Astro Dark: 23:17 - 03:37

Total Clouds (% Sky Obscured)

0
0
0
1
1
0
0
0
0
0
1
0
0
0
0
1
1
1
1
1
1
1
1
1

Low 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

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)

0
0
0
1
1
0
0
0
0
0
1
0
0
0
0
1
1
1
1
1
1
1
1
1

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)

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

Chance of Frost

Temperature (°C)

14
15
16
16
16
16
16
16
15
14
12
10
10
9
8
8
7
6
6
6
6
7
9
11

Feels Like (°C)

11
12
12
13
12
12
12
13
12
11
10
8
7
7
6
5
4
3
4
4
4
4
5
6

Dew Point (°C)

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

Relative Humidity (%)

31
29
27
26
25
26
27
31
38
45
49
48
48
50
48
43
39
42
46
48
48
39
30
25

Pressure (mb)

1026
1025
1025
1025
1025
1024
1025
1025
1025
1025
1026
1027
1028
1028
1028
1029
1029
1029
1029
1029
1030
1030
1030
1029

Ozone (du)

389
386
384
383
382
380
379
376
375
375
376
377
377
379
381
382
380
380
379
379
379
379
379
380

Thursday 30

Waxing Gibbous 99%

19:59

05:27

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

Sun - Rise: 06:02, Set: 20:53, Transit: 13:29. Moon - Rise: 19:59, Set: 05:27. Civil Dark: 21:31 - 05:24. Nautical Dark: 22:20 - 04:35. Astro Dark: 23:20 - 03:34

Total Clouds (% Sky Obscured)

1
1
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0

Low 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

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
1
0
0
0
0
0
0
0
0
0
0
0
0
1
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
10
12
12
13
14
14
14
14
13
10
10
9
8
8
8
7
7
7
6
7
8
10
11

Dew Point (°C)

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

Relative Humidity (%)

22
21
20
20
21
21
22
26
31
37
42
48
50
51
53
55
54
52
50
49
49
45
39
33

Pressure (mb)

1029
1029
1028
1027
1027
1026
1026
1026
1026
1026
1026
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027

Ozone (du)

380
380
380
380
380
380
379
379
378
378
378
379
379
378
377
376
377
377
378
378
378
378
377
377

Friday 1

Full Moon 100%

21:14

05:44

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

Sun - Rise: 06:01, Set: 20:54, Transit: 13:28. Moon - Rise: 21:14, Set: 05:44. Civil Dark: 21:32 - 05:22. Nautical Dark: 22:22 - 04:32. Astro Dark: 23:23 - 03:30

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0

Low 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

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)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

30
30
28
28
28
28
30
32
36
43
51
57
60
62
63
64
65
66
68
65
64
60
53
46

Pressure (mb)

1026
1026
1025
1025
1024
1024
1023
1023
1022
1022
1023
1023
1023
1023
1022
1022
1022
1021
1021
1021
1020
1020
1020
1020

Ozone (du)

376
377
377
377
378
378
378
378
379
380
381
382
383
384
385
384
383
381
381
382
383
382
382
381

Saturday 2

Waning Gibbous 98%

22:28

06:07

11 Good
12 OK
13 OK
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
10 Bad

Sun - Rise: 05:59, Set: 20:56, Transit: 13:28. Moon - Rise: 22:28, Set: 06:07. Civil Dark: 21:34 - 05:20. Nautical Dark: 22:24 - 04:30. Astro Dark: 23:27 - 03:26

Total Clouds (% Sky Obscured)

9
20
31
52
76
100
98
95
93
93
94
94
90
85
80
70
61
54
69
85
100
100
100
100

Low 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

Medium Clouds (% Sky Obscured)

3
5
7
13
23
30
76
95
93
88
85
68
85
80
80
70
61
54
52
85
100
100
99
99

High Clouds (% Sky Obscured)

1
10
15
43
72
100
84
71
53
63
79
93
89
85
80
63
42
23
49
74
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
Light Rain
Light Rain
Light Rain
None
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
1
3
20
16
23
32
76
77
58
47
55
54
38
18
1
2
2
1
5
7
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.5
0.6
0.4
0
0.2
0.3
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

42
41
41
39
39
41
51
51
53
59
67
73
78
85
87
93
93
95
93
92
87
83
77
65

Pressure (mb)

1019
1019
1018
1017
1017
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1013
1013
1013
1013
1013
1013

Ozone (du)

378
373
373
372
371
370
369
366
365
365
363
364
365
364
364
364
363
365
365
364
361
360
359
359

Sunday 3

Waning Gibbous 95%

23:38

06:38

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 OK
05 OK
06 OK
07 OK
08 Bad
09 Bad
10 Bad

Sun - Rise: 05:57, Set: 20:58, Transit: 13:28. Moon - Rise: 23:38, Set: 06:38. Civil Dark: 21:36 - 05:18. Nautical Dark: 22:26 - 04:28. Astro Dark: 23:30 - 03:23

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
84
64
63
54
46
37
34
33
33
50
72
92

Low Clouds (% Sky Obscured)

1
2
3
4
4
5
22
10
30
40
54
42
54
41
42
40
39
37
34
33
33
31
32
28

Medium Clouds (% Sky Obscured)

90
86
94
67
100
100
98
96
94
95
58
43
32
21
8
5
3
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
84
64
63
54
29
0
0
0
0
33
67
92

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

2
5
2
5
8
22
64
75
58
56
35
38
33
25
30
41
26
7
3
1
0
1
2
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
8
8
8
6
6
9
13
13
13
12
12
12
11
12
11
11
11
11
11
11
11
11
11

Relative Humidity (%)

54
48
43
41
37
37
46
71
85
90
89
87
92
92
93
95
95
95
96
95
92
90
80
71

Pressure (mb)

1013
1013
1012
1012
1012
1012
1011
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1013
1013

Ozone (du)

360
361
362
362
363
364
365
367
372
375
378
381
385
386
385
385
385
384
384
383
382
380
380
379

Monday 4

Waning Gibbous 90%

00:41

07:20

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
10 Bad

Sun - Rise: 05:55, Set: 20:59, Transit: 13:28. Moon - Rise: 00:41, Set: 07:20. Civil Dark: 21:38 - 05:16. Nautical Dark: 22:29 - 04:25. Astro Dark: 23:33 - 03:19

Total Clouds (% Sky Obscured)

86
78
71
82
92
100
100
100
100
97
94
91
89
88
85
90
93
99
97
95
93
94
93
93

Low Clouds (% Sky Obscured)

22
14
10
23
37
51
49
48
48
59
68
76
78
79
81
78
75
71
71
75
73
70
70
70

Medium Clouds (% Sky Obscured)

23
45
68
79
89
100
85
72
64
72
79
86
79
71
64
51
34
12
12
12
8
13
14
19

High Clouds (% Sky Obscured)

74
48
22
48
74
100
100
100
100
79
57
39
37
36
31
48
64
81
71
61
50
55
60
65

ISS Passover

Visibility (miles)

9
8
6
5
4
4
3
3
4
5
6
7
7
6
4
3
5
7
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

17
24
28
55
78
91
91
88
81
75
75
76
65
52
31
31
26
17
17
15
12
21
28
32

Precipitation Amount (mm)

0
0
0
0
0.4
0.6
0.6
0.6
0.5
0.4
0.3
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
57
53
48
58
72
86
86
86
86
89
92
95
95
96
96
96
98
98
95
93
90
87
83

Pressure (mb)

1013
1013
1012
1011
1011
1011
1010
1010
1010
1009
1010
1010
1010
1010
1009
1009
1009
1009
1008
1008
1008
1007
1007
1007

Ozone (du)

378
378
378
378
378
377
377
377
376
376
378
380
382
384
385
387
389
391
392
391
390
389
387
386

Tuesday 5

Waning Gibbous 83%

01:33

08:15

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

Sun - Rise: 05:54, Set: 21:01, Transit: 13:28. Moon - Rise: 01:33, Set: 08:15. Civil Dark: 21:40 - 05:14. Nautical Dark: 22:31 - 04:23. Astro Dark: 23:37 - 03:15

Total Clouds (% Sky Obscured)

95
98
100
100
100
100
91
83
77
79
80
81
80
79
81
90
92
93
85
79
71

Low Clouds (% Sky Obscured)

72
72
72
62
54
48
55
61
64
64
64
60
65
71
70
68
72
76
70
64
59

Medium Clouds (% Sky Obscured)

25
30
35
40
41
43
39
27
23
30
31
33
33
29
25
15
9
9
6
4
0

High Clouds (% Sky Obscured)

49
32
15
47
73
100
91
83
77
79
80
77
75
68
50
35
10
10
1
1
2

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

48
57
62
67
75
82
95
95
95
95
95
95
95
95
87
76
67
53
41
30
20

Precipitation Amount (mm)

0
0.2
0.2
0.2
0.3
0.3
0.7
0.9
1.1
1.1
1.2
1.5
1.2
0.8
0.6
0.4
0.4
0.2
0
0
0

Wind Speed/Direction (mph)

7
8
8
8
9
10
11
11
10
10
10
10
9
9
8
8
8
8
8
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
9
9
7
8
9
10
10
10
10
10
10
10
9
9
8
8
8
7
7
7

Relative Humidity (%)

79
71
65
58
61
67
71
76
82
87
90
93
96
96
96
96
98
98
96
95
93

Pressure (mb)

1006
1006
1006
1005
1005
1004
1004
1004
1004
1004
1005
1005
1006
1006
1006
1007
1007
1008
1009
1009
1010

Ozone (du)

385
383
382
381
384
388
391
393
396
398
392
386
379
380
380
381
381
381
381
381
380

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

Generated: 29/04/26 11:04:27. Forecast: 29/04/26 to 05/05/26. Timezone: UTC+2.00