Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 25

Waning Gibbous 96%

23:07

07:06

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
13 Bad
14 Bad

Sun - Rise: 06:24, Set: 20:53, Transit: 13:39. Moon - Rise: 23:07, Set: 07:06. Civil Dark: 21:29 - 05:48. Nautical Dark: 22:15 - 05:02. Astro Dark: 23:09 - 04:07

Total Clouds (% Sky Obscured)

86
94
94
99
97
100
100
100
100
100
99
96
76
78
89
93
97
96
92
90
93
96
96
100

Low Clouds (% Sky Obscured)

15
83
73
78
70
80
88
80
72
77
70
61
44
8
24
24
44
53
44
46
89
93
81
48

Medium Clouds (% Sky Obscured)

84
99
100
99
95
100
94
62
62
74
64
64
53
68
69
87
91
76
81
86
77
83
83
94

High Clouds (% Sky Obscured)

31
3
44
80
80
85
96
100
100
98
52
46
70
70
85
73
40
73
39
10
22
51
96
99

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

Precipitation Probability (%)

0
0
2
24
25
30
48
54
41
27
8
1
2
3
4
5
8
10
6
8
24
29
38
42

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
9
9
10
9
8
7
7
7
6
6
6
6
5
5
4
4
5
7
9
10
11
11
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

56
59
57
61
65
68
71
71
76
79
81
79
82
85
88
89
89
86
79
74
69
66
71
71

Pressure (mb)

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

Ozone (du)

424
425
426
427
424
421
421
421
421
422
421
422
422
421
420
421
423
425
426
427
428
426
426
428

Friday 26

Waning Gibbous 91%

00:23

07:37

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
13 Bad
14 Bad

Sun - Rise: 06:22, Set: 20:55, Transit: 13:39. Moon - Rise: 00:23, Set: 07:37. Civil Dark: 21:31 - 05:46. Nautical Dark: 22:17 - 04:59. Astro Dark: 23:11 - 04:04

Total Clouds (% Sky Obscured)

100
100
100
97
100
100
90
99
85
63
92
98
100
100
100
100
93
74
96
93
99
100
99
100

Low Clouds (% Sky Obscured)

56
69
71
61
45
60
68
56
51
52
51
28
43
50
60
76
82
63
56
73
84
42
83
73

Medium Clouds (% Sky Obscured)

95
100
99
87
85
100
68
86
71
19
69
94
100
100
100
49
58
47
91
28
51
78
83
100

High Clouds (% Sky Obscured)

100
100
100
76
93
83
28
12
4
51
58
81
93
100
74
82
70
52
89
70
69
79
76
37

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

55
75
82
65
60
41
29
23
14
1
1
5
44
77
37
41
44
30
16
3
4
19
40
55

Precipitation Amount (mm)

0
0.5
0.7
0.2
0.3
0.3
0
0
0
0
0
0
0
0.6
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
9
7
6
4
2
2
3
5
5
6
5
6
6
6
7
7
8
9
9
9
10
10
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
69
71
79
83
84
88
91
93
93
93
94
94
94
94
94
93
96
95
91
87
76
71
64

Pressure (mb)

1004
1004
1004
1004
1004
1004
1005
1005
1005
1005
1004
1004
1004
1004
1004
1004
1005
1005
1005
1006
1005
1005
1005
1004

Ozone (du)

429
428
433
436
440
440
442
442
441
441
439
437
438
438
437
437
437
436
435
434
433
432
427
424

Saturday 27

Waning Gibbous 83%

01:34

08:22

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
13 Bad
14 Bad

Sun - Rise: 06:20, Set: 20:56, Transit: 13:39. Moon - Rise: 01:34, Set: 08:22. Civil Dark: 21:33 - 05:44. Nautical Dark: 22:19 - 04:57. Astro Dark: 23:14 - 04:01

Total Clouds (% Sky Obscured)

100
99
96
100
100
100
100
100
100
100
88
100
100
100
93
100
76
72
73
88
86
78
61
87

Low Clouds (% Sky Obscured)

63
74
68
58
49
50
35
60
77
82
86
68
71
69
71
63
48
30
37
52
52
48
37
54

Medium Clouds (% Sky Obscured)

99
95
88
99
97
100
99
96
100
100
86
85
94
65
63
96
33
42
33
7
47
51
36
42

High Clouds (% Sky Obscured)

100
41
89
99
93
100
100
100
100
100
71
100
92
100
82
35
19
34
20
40
30
16
7
40

ISS Passover

Visibility (miles)

6
6
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

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

Precipitation Probability (%)

78
95
54
26
33
31
32
22
22
29
21
12
26
22
2
0
0
1
4
8
19
21
26
28

Precipitation Amount (mm)

0.3
0.7
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
13
14
14
12
11
12
13
12
12
15
16
14
12
13
13
12
12
14
17
18
18
18
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
70
75
74
74
77
75
67
57
65
69
67
76
77
83
84
87
84
81
75
72
70
69
62

Pressure (mb)

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

Ozone (du)

424
422
422
419
416
418
419
421
422
423
429
431
431
430
428
431
430
435
436
438
440
440
435
433

Sunday 28

Waning Gibbous 74%

02:33

09:23

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
13 Bad
14 Bad

Sun - Rise: 06:18, Set: 20:58, Transit: 13:39. Moon - Rise: 02:33, Set: 09:23. Civil Dark: 21:35 - 05:42. Nautical Dark: 22:21 - 04:54. Astro Dark: 23:17 - 03:58

Total Clouds (% Sky Obscured)

89
91
90
90
88
82
83
82
88
93
100
100
72
100
93
100
64
100
98
100
100
100
100
94

Low Clouds (% Sky Obscured)

46
50
52
53
55
51
44
38
25
14
0
0
0
0
12
12
13
9
6
5
14
26
33
31

Medium Clouds (% Sky Obscured)

48
48
32
32
35
17
40
50
45
45
45
59
57
100
68
100
48
76
82
97
100
67
59
91

High Clouds (% Sky Obscured)

40
50
45
55
50
45
56
52
68
84
99
84
42
68
75
100
41
100
90
100
100
99
100
92

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 (%)

25
34
34
26
14
11
7
0
0
0
0
0
0
0
0
0
0
0
0
0
3
7
16
20

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)

18
17
16
14
12
11
10
9
8
8
7
7
6
6
5
5
4
5
5
6
6
5
6
5

Chance of Frost

Temperature (°C)

14
14
13
12
12
11
10
10
9
9
8
8
8
7
7
7
7
8
10
11
13
14
15
16

Feels Like (°C)

8
8
8
8
7
6
5
5
4
4
5
4
4
5
4
5
5
7
7
9
11
12
12
14

Dew Point (°C)

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

Relative Humidity (%)

63
63
64
70
71
75
74
73
73
73
77
82
87
93
93
96
96
88
80
71
67
67
63
60

Pressure (mb)

1010
1011
1011
1012
1013
1014
1015
1016
1016
1017
1017
1017
1018
1018
1018
1019
1019
1020
1020
1021
1021
1020
1020
1020

Ozone (du)

428
417
415
414
410
407
405
405
407
411
411
412
413
411
411
411
412
412
409
408
406
407
408
403

Monday 29

Waning Gibbous 64%

03:18

10:38

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
13 Bad
14 Bad

Sun - Rise: 06:17, Set: 21:00, Transit: 13:39. Moon - Rise: 03:18, Set: 10:38. Civil Dark: 21:36 - 05:40. Nautical Dark: 22:23 - 04:52. Astro Dark: 23:20 - 03:55

Total Clouds (% Sky Obscured)

89
83
90
95
100
100
100
100
100
100
100
100
100
100
100
99
99
87
79
73
74
71
61
70

Low Clouds (% Sky Obscured)

39
44
42
44
49
42
29
33
27
47
52
45
38
27
37
45
53
43
35
26
26
26
26
27

Medium Clouds (% Sky Obscured)

82
73
65
69
67
78
88
99
68
63
96
83
70
58
68
78
86
75
61
49
47
52
50
49

High Clouds (% Sky Obscured)

84
76
84
92
100
100
95
65
100
100
100
100
100
100
95
93
92
73
51
29
19
9
4
15

ISS Passover

Visibility (miles)

9
8
6
8
9
9
9
8
9
9
7
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
Very Light Rain
Very Light Rain
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

26
42
43
31
27
33
48
40
17
25
29
36
42
49
46
43
37
31
24
12
10
6
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
5
5
5
4
5
5
4
2
1
3
2
2
2
3
3
3
4
4
4
6
6
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
65
75
83
86
89
93
93
95
95
95
95
95
95
96
95
93
93
86
79
73
68
64
60

Pressure (mb)

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

Ozone (du)

400
396
394
390
391
391
390
389
389
389
390
390
390
389
389
389
388
388
387
386
385
385
386
386

Tuesday 30

Waning Gibbous 53%

03:51

12:02

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
13 Bad
14 Bad

Sun - Rise: 06:15, Set: 21:01, Transit: 13:39. Moon - Rise: 03:51, Set: 12:02. Civil Dark: 21:38 - 05:38. Nautical Dark: 22:26 - 04:50. Astro Dark: 23:23 - 03:51

Total Clouds (% Sky Obscured)

79
86
80
79
78
84
91
97
98
99
100
99
99
98
96
94
92
87
83
78
79
83
91
95

Low Clouds (% Sky Obscured)

30
33
33
34
35
39
41
47
52
61
66
66
65
58
57
55
53
54
53
50
56
59
64
65

Medium Clouds (% Sky Obscured)

50
46
36
22
8
29
49
68
67
65
64
74
80
87
78
69
63
51
37
24
17
10
3
2

High Clouds (% Sky Obscured)

27
38
42
44
48
60
74
89
93
96
100
94
89
85
77
69
59
55
48
43
51
60
66
56

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
11
15
10
43
59
72
76
79
82
69
51
8
8
6
0
0
0
0
7
11
13
14

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
13
13
13
13
14
14
13
13
13
13
12
12
12
12
12
12
12
12
13
13
14
14
14

Relative Humidity (%)

60
61
61
65
69
75
79
83
89
90
93
95
96
96
96
96
96
96
89
83
78
77
75
73

Pressure (mb)

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

Ozone (du)

386
386
386
384
383
382
380
379
378
378
379
379
379
380
380
379
379
378
378
378
378
378
378
378

Wednesday 1

Third Quarter 41%

04:14

13:29

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: 06:13, Set: 21:03, Transit: 13:39. Moon - Rise: 04:14, Set: 13:29. Civil Dark: 21:40 - 05:36. Nautical Dark: 22:28 - 04:47. Astro Dark: 23:26 - 03:48

Total Clouds (% Sky Obscured)

96
96
97
98
99
98
98
97
93
85
79
81
83
80
70
65
60

Low Clouds (% Sky Obscured)

70
68
63
55
54
49
51
54
36
19
1
16
28
41
42
49
45

Medium Clouds (% Sky Obscured)

2
1
1
1
1
2
2
2
2
2
2
8
15
23
29
34
40

High Clouds (% Sky Obscured)

50
38
43
49
63
67
70
74
66
61
59
61
60
58
49
37
23

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

14
10
10
8
3
5
7
4
6
5
1
7
8
6
16
22
26

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
18
19
18
18
18
17
16
15
15
14
14
11
11
10
10
10

Dew Point (°C)

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

Relative Humidity (%)

76
77
80
81
82
85
86
90
93
95
93
95
95
95
95
96
96

Pressure (mb)

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

Ozone (du)

378
378
377
378
378
378
377
377
376
375
375
374
373
373
372
372
371

Forecast for Charleroi, Hainaut Province, Kingdom of Belgium (50.41,4.44)

Generated: 25/04/24 15:26:11. Forecast: 25/04/24 to 01/05/24. Timezone: UTC+2.00