Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 5

Waning Crescent 39%

00:27

17:24

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

Sun - Rise: 07:03, Set: 20:18, Transit: 13:40. Moon - Rise: 00:27, Set: 17:24. Civil Dark: 20:51 - 06:30. Nautical Dark: 21:32 - 05:49. Astro Dark: 22:16 - 05:05

Total Clouds (% Sky Obscured)

19
19
24
47
80
41
39
72
53
47
66
35
44
47
30
39
26
46
24
4
1
3
5
4

Low Clouds (% Sky Obscured)

19
19
20
30
36
33
28
44
28
32
27
24
33
21
12
4
2
3
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)

2
19
24
40
59
10
19
34
24
7
24
1
1
14
11
25
18
36
21
3
1
1
3
2

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 (%)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
13
12
10
10
11
13
15
15
18
18
17
19
19
18
18
15
14
13
12
13
12
12
12

Dew Point (°C)

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

Relative Humidity (%)

80
82
86
89
89
83
72
63
52
48
44
41
40
38
41
48
58
64
69
75
79
81
84
86

Pressure (mb)

1020
1020
1021
1022
1022
1023
1023
1024
1024
1024
1025
1025
1025
1025
1025
1025
1026
1026
1027
1027
1027
1027
1027
1027

Ozone (du)

320
317
314
311
310
309
307
304
302
301
300
299
298
298
297
297
295
293
292
291
289
288
287
287

Sunday 6

Waning Crescent 28%

01:47

18:12

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

Sun - Rise: 07:04, Set: 20:15, Transit: 13:40. Moon - Rise: 01:47, Set: 18:12. Civil Dark: 20:49 - 06:31. Nautical Dark: 21:29 - 05:51. Astro Dark: 22:13 - 05:07

Total Clouds (% Sky Obscured)

12
19
40
100
87
83
79
76
81
65
62
49
47
41
92
93
100
100
100
100
100
100
99
91

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
30
43
35
14

Medium Clouds (% Sky Obscured)

0
4
9
8
19
83
79
75
81
65
7
8
7
4
4
52
88
96
81
100
82
89
80
77

High Clouds (% Sky Obscured)

12
11
15
100
71
49
31
46
29
34
38
37
26
27
90
83
100
100
100
100
100
100
69
54

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
9
14
15
21
23
20
29

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)

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

Chance of Frost

Temperature (°C)

11
11
11
11
11
14
16
18
20
22
23
24
25
25
25
24
22
20
20
20
20
20
19
19

Feels Like (°C)

12
11
9
9
10
12
14
16
18
19
21
22
22
23
23
22
20
18
18
18
17
17
16
17

Dew Point (°C)

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

Relative Humidity (%)

86
86
85
83
76
67
56
49
40
34
29
26
25
25
27
35
37
37
37
37
37
36
36
37

Pressure (mb)

1027
1026
1026
1026
1026
1026
1026
1025
1025
1024
1023
1022
1022
1021
1020
1020
1020
1020
1019
1019
1018
1018
1018
1017

Ozone (du)

288
287
286
287
287
287
287
286
286
287
288
287
287
286
285
286
287
287
289
289
291
292
291
290

Monday 7

Waning Crescent 18%

03:15

18:46

04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 OK
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

Sun - Rise: 07:06, Set: 20:13, Transit: 13:40. Moon - Rise: 03:15, Set: 18:46. Civil Dark: 20:46 - 06:33. Nautical Dark: 21:27 - 05:52. Astro Dark: 22:10 - 05:09

Total Clouds (% Sky Obscured)

82
66
94
100
100
90
68
66
37
45
40
43
47
59
58
70
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
21
37
39
40
43
47
46
36
39
48
14
8
10
14
27
70
62

Medium Clouds (% Sky Obscured)

46
48
8
6
8
90
68
4
0
10
10
11
12
8
4
0
4
9
13
12
12
96
96
72

High Clouds (% Sky Obscured)

55
2
91
100
100
52
36
55
0
39
39
43
47
59
58
70
100
100
100
100
100
100
100
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 (%)

5
25
1
0
0
0
0
0
0
0
10
14
15
30
29
30
22
16
4
3
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)

6
6
5
6
7
8
11
12
13
14
15
14
14
14
13
11
11
10
7
7
7
7
8
9

Chance of Frost

Temperature (°C)

20
19
19
19
19
21
22
23
24
24
25
25
24
23
23
22
21
20
18
18
17
16
16
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

41
44
48
48
50
51
44
40
41
39
38
37
38
39
43
55
61
58
66
72
74
74
74
68

Pressure (mb)

1017
1017
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016

Ozone (du)

289
290
291
293
296
296
296
297
299
299
296
296
297
298
297
297
296
296
296
297
295
293
293
293

Tuesday 8

Waning Crescent 10%

No Rise

19:11

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 OK
20 OK
21 Good
22 Good
23 OK
00 OK
01 Bad
02 Bad
03 Bad

Sun - Rise: 07:08, Set: 20:11, Transit: 13:39. Moon - Rise: No Rise, Set: 19:11. Civil Dark: 20:44 - 06:34. Nautical Dark: 21:24 - 05:54. Astro Dark: 22:07 - 05:11

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
97
93
90
79
68
34
15
7
4
20
34
50
61
71

Low Clouds (% Sky Obscured)

64
70
71
49
62
43
43
52
70
71
63
55
88
39
15
10
8
6
4
16
29
42
47
47

Medium Clouds (% Sky Obscured)

31
33
79
100
100
100
100
100
99
99
95
88
89
79
65
30
12
0
0
0
0
1
5
17

High Clouds (% Sky Obscured)

100
100
99
98
99
100
100
100
100
100
80
63
55
45
35
12
0
0
0
0
0
0
2
5

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
13
7
20
35
45
57
83
89
91
82
89
84
48
35
10
8
6
2
4
4
1
1
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.6
0.7
0.8
0.6
0.8
0.6
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
9
10
10
10
10
10
9
8
9
10
11
14
14
13
11
11
10
9
9
9
9
9
10

Relative Humidity (%)

67
67
70
72
73
72
66
62
59
63
65
68
86
90
82
70
75
78
76
76
81
83
84
89

Pressure (mb)

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

Ozone (du)

292
292
292
293
295
296
296
296
297
298
299
301
301
305
308
311
313
318
319
325
330
330
329
330

Wednesday 9

Waning Crescent 4%

04:42

19:29

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
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 07:09, Set: 20:09, Transit: 13:39. Moon - Rise: 04:42, Set: 19:29. Civil Dark: 20:42 - 06:36. Nautical Dark: 21:22 - 05:56. Astro Dark: 22:05 - 05:13

Total Clouds (% Sky Obscured)

80
79
84
83
66
71
71
72
74
76
76
68
64
56
50
48
50
55
65
73
81
87
91
96

Low Clouds (% Sky Obscured)

48
46
43
40
29
30
25
21
11
12
18
25
28
29
32
32
24
11
0
0
0
0
2
4

Medium Clouds (% Sky Obscured)

30
34
33
31
4
8
15
16
19
20
12
11
7
6
4
2
1
1
0
23
44
62
71
83

High Clouds (% Sky Obscured)

7
5
2
0
0
0
0
0
0
0
0
0
0
1
5
10
26
40
65
69
73
85
90
96

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 (%)

2
11
19
28
8
13
20
25
27
30
24
19
8
6
3
0
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
11
11
10
11
10
10
10
10
11
11
15
15
15
16
16
17
11
11
11
11
10
9
9

Dew Point (°C)

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

Relative Humidity (%)

90
90
90
90
88
75
63
53
47
42
37
36
36
34
39
45
51
54
59
64
67
70
72
73

Pressure (mb)

1014
1014
1014
1014
1014
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

331
330
332
335
335
334
333
332
331
331
331
328
326
323
321
318
315
313
311
308
309
309
309
310

Thursday 10

Waning Crescent 1%

06:07

19:44

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
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 07:11, Set: 20:07, Transit: 13:39. Moon - Rise: 06:07, Set: 19:44. Civil Dark: 20:40 - 06:38. Nautical Dark: 21:19 - 05:58. Astro Dark: 22:02 - 05:15

Total Clouds (% Sky Obscured)

100
100
100
100
93
84
74
81
86
91
92
91
89
91
89
85
84
82
84
82
78
77
81
89

Low Clouds (% Sky Obscured)

8
17
26
32
44
56
68
74
81
85
78
70
60
53
41
26
30
34
38
52
67
77
81
89

Medium Clouds (% Sky Obscured)

98
98
99
100
84
70
55
46
37
28
23
17
11
7
5
3
13
23
33
51
67
77
81
81

High Clouds (% Sky Obscured)

100
81
63
40
25
9
0
0
0
1
13
41
70
86
88
85
84
80
75
69
69
73
79
84

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
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
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
1
2
1
3
3
0
2
2
0
0
0
0
0
0
0
3
5
3
21
29

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
76
75
75
75
71
69
67
62
58
54
51
48
46
50
53
58
60
62
64
69
74
80
84

Pressure (mb)

1016
1016
1016
1017
1017
1017
1017
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018

Ozone (du)

311
312
312
312
312
312
311
310
307
303
299
296
293
290
288
286
285
283
282
281
280
279
278
277

Friday 11

New Moon 0%

07:29

19:58

Sun - Rise: 07:12, Set: 20:04, Transit: 13:38. Moon - Rise: 07:29, Set: 19:58. Civil Dark: 20:37 - 06:39. Nautical Dark: 21:17 - 05:59. Astro Dark: 21:59 - 05:17

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

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

Generated: 05/09/26 04:19:29. Forecast: 05/09/26 to 11/09/26. Timezone: UTC+2.00