Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 1

Full Moon 100%

21:14

05:44

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 Bad
09 Bad
10 Bad
11 Bad
12 Bad

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
16
100
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
27
0
9
8

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
20
30
100
100
77

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
100
100
100
79
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
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)

14
13
13
11
11
10
9
7
6
6
5
5
5
5
5
6
7
7
7
8
9
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

29
27
27
27
28
31
36
44
52
57
57
60
62
63
64
65
65
62
62
59
54
48
46
42

Pressure (mb)

1026
1025
1024
1024
1023
1023
1022
1022
1023
1023
1023
1022
1022
1022
1021
1021
1021
1020
1020
1020
1020
1020
1020
1019

Ozone (du)

383
383
384
384
383
383
383
384
385
385
385
386
387
388
389
389
388
388
388
390
392
392
386
382

Saturday 2

Waning Gibbous 98%

22:28

06:07

13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 OK
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

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)

100
100
100
100
100
100
100
100
100
66
46
96
100
100
100
100
100
96
96
95
100
91
54
100

Low Clouds (% Sky Obscured)

1
37
37
41
4
6
8
0
0
2
0
2
0
0
0
0
0
5
5
5
5
10
9
15

Medium Clouds (% Sky Obscured)

46
65
4
83
85
86
100
100
90
66
46
80
58
40
40
64
78
83
85
77
95
87
54
95

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
47
20
88
100
100
100
100
100
92
91
86
100
82
39
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
9
9
9
9
7

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

Precipitation Probability (%)

4
8
19
20
33
31
35
60
26
6
3
2
4
16
8
2
2
31
50
27
29
46
51
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0.4
0
0
0.2
0
1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

41
42
42
43
43
44
50
60
68
72
75
79
78
72
73
74
75
75
79
90
84
92
92
85

Pressure (mb)

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

Ozone (du)

379
377
376
373
372
369
369
366
365
364
365
365
366
367
368
368
366
367
365
367
368
368
371
371

Sunday 3

Waning Gibbous 95%

23:38

06:38

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
11 Bad
12 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
99
100
100
100
100
100
75
89
85
90
99
95
89
82
84
81
87
98
96
94
93
94
95

Low Clouds (% Sky Obscured)

64
35
96
73
46
68
79
44
63
62
70
64
68
63
62
60
65
71
62
70
77
85
79
73

Medium Clouds (% Sky Obscured)

100
93
84
88
94
98
85
75
89
85
89
99
84
39
26
59
32
32
55
30
63
57
24
24

High Clouds (% Sky Obscured)

100
91
100
100
100
100
100
36
30
21
30
28
40
32
2
29
0
1
56
45
30
12
39
47

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

69
44
46
50
68
62
51
40
84
75
79
64
17
7
8
3
3
3
3
11
31
41
58
62

Precipitation Amount (mm)

0.4
0
0
0
0.4
0.4
0.2
0
0.9
0.5
0.7
0.5
0
0
0
0
0
0
0
0
0
0
0.2
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
93
90
86
86
89
90
92
90
95
95
98
96
96
96
95
96
96
96
95
93
87
80
70

Pressure (mb)

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

Ozone (du)

369
372
373
374
373
373
374
377
378
378
379
382
383
383
383
382
382
382
382
383
382
383
382
380

Monday 4

Waning Gibbous 90%

00:41

07:20

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
11 Bad
12 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)

97
98
99
100
100
100
100
100
100
100
100
100
100
100
100
100
99
98
98
95
92
90
71
53

Low Clouds (% Sky Obscured)

67
55
43
30
29
27
25
34
43
52
50
49
47
44
41
38
38
39
39
26
13
5
8
11

Medium Clouds (% Sky Obscured)

61
26
29
69
87
90
93
92
98
100
99
98
97
96
96
97
97
97
97
95
92
90
71
53

High Clouds (% Sky Obscured)

52
68
77
100
100
100
100
76
53
25
50
70
96
99
100
100
95
91
86
65
44
22
17
11

ISS Passover

Visibility (miles)

5
4
3
3
3
2
3
5
4
5
2
3
3
9
6
4
2
3
5
6
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

66
74
91
95
95
94
76
83
91
81
71
61
56
65
87
69
74
73
63
63
47
32
22
18

Precipitation Amount (mm)

0.3
0.3
0.7
0.9
0.9
0.8
0.4
0.4
0.5
0.4
0.3
0.2
0
0.3
0.8
0.5
0.6
0.6
0.4
0.4
0.2
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
69
69
76
78
82
86
87
92
95
95
95
95
96
96
96
96
96
96
95
95
93
93
92

Pressure (mb)

1012
1012
1012
1012
1011
1011
1011
1011
1011
1012
1012
1012
1011
1011
1011
1011
1011
1011
1010
1011
1011
1011
1010
1010

Ozone (du)

380
380
378
375
375
374
373
375
375
376
376
377
378
378
377
376
376
377
379
378
379
377
375
374

Tuesday 5

Waning Gibbous 83%

01:33

08:15

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
11 Bad
12 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)

35
59
79
100
82
65
48
65
84
100
90
79
69
77
84
91
94
97
99
99
98
97
93
90

Low Clouds (% Sky Obscured)

15
17
20
19
20
21
27
28
33
34
31
38
40
55
69
80
84
91
98
97
96
96
88
81

Medium Clouds (% Sky Obscured)

10
9
9
69
68
65
48
65
60
60
66
72
24
42
62
82
86
89
91
92
93
93
65
34

High Clouds (% Sky Obscured)

6
40
70
100
77
53
30
53
75
100
69
42
8
5
3
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
7
9
9
9
7
4
1
1
1
0
1
1
1
4

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

Precipitation Probability (%)

5
2
2
3
6
13
19
34
38
35
47
57
64
67
74
81
69
60
54
55
54
53
53
47

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0
0.2
0.2
0
0.3
0.5
0.8
0.5
0.3
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
90
89
84
79
75
76
76
77
83
85
90
93
95
96
96
96
98
98
98
96
96
96
93

Pressure (mb)

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

Ozone (du)

375
374
373
371
370
371
372
371
370
374
378
378
380
382
384
386
388
387
387
386
385
384
383
383

Wednesday 6

Waning Gibbous 75%

02:12

09:20

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
11 Bad
12 Bad

Sun - Rise: 05:52, Set: 21:02, Transit: 13:28. Moon - Rise: 02:12, Set: 09:20. Civil Dark: 21:42 - 05:12. Nautical Dark: 22:33 - 04:20. Astro Dark: 23:41 - 03:11

Total Clouds (% Sky Obscured)

86
91
94
97
90
85
81
77
79
78
77
81
81
85
84
89
93
97
100
99
98
98
97
96

Low Clouds (% Sky Obscured)

81
81
82
81
78
76
69
62
59
50
50
50
50
56
62
68
71
77
77
83
90
95
90
82

Medium Clouds (% Sky Obscured)

6
7
12
18
15
15
19
19
15
13
17
21
22
24
17
12
13
15
12
17
17
21
40
56

High Clouds (% Sky Obscured)

0
0
0
0
4
3
3
8
12
17
14
11
9
8
7
6
7
6
4
3
3
3
4
5

ISS Passover

Visibility (miles)

7
9
9
9
9
9
9
9
7
5
3
5
7
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 (%)

30
35
36
30
28
25
19
17
13
5
10
10
6
9
9
4
10
12
14
22
29
35
27
17

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
9
9
9
9
10
10
7
6
6
6
5
5
4
4
5
5
5
5
5
6
6
6

Dew Point (°C)

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

Relative Humidity (%)

91
88
87
85
84
85
88
90
90
91
91
91
91
90
91
91
91
91
90
88
85
79
75
74

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1012
1012
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1014

Ozone (du)

384
385
385
385
386
386
387
387
387
387
387
386
386
385
386
388
389
389
390
390
391
392
392
394

Thursday 7

Waning Gibbous 66%

02:41

10:32

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: 05:50, Set: 21:04, Transit: 13:28. Moon - Rise: 02:41, Set: 10:32. Civil Dark: 21:43 - 05:10. Nautical Dark: 22:36 - 04:18. Astro Dark: 23:44 - 03:08

Total Clouds (% Sky Obscured)

95
89
83
75
76
79
81
87
94
100
99
98
96
91
87
84
89
94
100

Low Clouds (% Sky Obscured)

69
62
55
53
46
39
37
34
32
35
51
67
85
87
86
84
88
89
89

Medium Clouds (% Sky Obscured)

70
69
70
73
54
33
11
16
18
20
24
23
23
11
5
4
6
12
15

High Clouds (% Sky Obscured)

7
9
8
8
13
18
23
41
57
70
48
25
4
3
2
2
3
4
5

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
Very Light Rain
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

17
18
17
12
9
5
0
1
2
1
28
40
50
44
42
43
37
28
10

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
6
6
6
5
4
4
5
6
6
6
6
6
5
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
69
68
66
65
67
71
72
75
78
80
81
82
84
84
84
82
81
77

Pressure (mb)

1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014

Ozone (du)

396
398
398
397
396
394
392
390
389
387
386
386
386
387
386
385
384
386
387

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

Generated: 01/05/26 13:13:45. Forecast: 01/05/26 to 07/05/26. Timezone: UTC+2.00