Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 10

Full Moon 100%

22:19

05:42

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

Sun - Rise: 05:44, Set: 21:52, Transit: 13:47. Moon - Rise: 22:19, Set: 05:42. Civil Dark: 22:35 - 05:01. Nautical Dark: 23:37 - 03:59. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

43
34
25
2
23
35
80
41
44
66
56
51
3
19
4
3
1
1
1
1
1
1
2
2

Low Clouds (% Sky Obscured)

1
0
0
0
22
32
80
4
21
27
25
30
2
18
2
2
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
40
38
65
50
32
0
0
0
0
0
0
0
1
1
0
0
0

High Clouds (% Sky Obscured)

2
0
0
1
1
6
2
0
0
0
1
2
1
1
1
1
1
1
1
1
1
1
2
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 (%)

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)

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

Chance of Frost

Temperature (°C)

13
14
16
18
19
21
22
23
24
25
25
25
25
25
24
22
21
19
18
17
16
16
15
15

Feels Like (°C)

14
16
18
19
21
21
21
22
24
26
26
26
26
26
25
23
21
20
19
18
17
17
16
16

Dew Point (°C)

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

Relative Humidity (%)

77
75
69
63
56
54
55
54
51
49
47
46
46
51
61
68
70
72
77
82
85
87
89
90

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

325
327
329
329
329
328
328
328
331
332
332
330
330
331
332
332
331
334
333
334
332
332
331
330

Friday 11

Waning Gibbous 98%

22:49

No Set

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

Sun - Rise: 05:45, Set: 21:51, Transit: 13:47. Moon - Rise: 22:49, Set: No Set. Civil Dark: 22:34 - 05:02. Nautical Dark: 23:36 - 04:01. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

1
0
1
15
57
56
72
82
60
78
57
71
43
31
43
69
60
60
42
19
18
3
7
15

Low Clouds (% Sky Obscured)

0
0
0
0
25
0
36
64
49
47
30
56
30
30
38
63
60
60
42
19
18
0
6
14

Medium Clouds (% Sky Obscured)

0
0
0
12
37
34
34
37
24
27
17
18
13
3
2
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
0
1
0
0
1
0
0
0
0
0
0
2
1
2
0
0
0
0
0
0
2
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)

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

Chance of Frost

Temperature (°C)

14
15
16
18
19
21
22
22
23
24
24
24
24
24
23
22
20
19
18
17
17
16
15
14

Feels Like (°C)

15
16
17
18
20
21
22
23
23
23
23
23
24
23
24
22
20
20
19
19
18
17
17
15

Dew Point (°C)

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

Relative Humidity (%)

92
90
82
73
62
60
58
54
51
49
52
55
53
59
63
69
68
75
80
86
89
90
92
93

Pressure (mb)

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

Ozone (du)

331
332
332
332
331
330
331
330
330
329
329
328
329
331
334
337
341
344
345
345
343
341
342
343

Saturday 12

Waning Gibbous 95%

23:12

07:01

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

Sun - Rise: 05:46, Set: 21:50, Transit: 13:47. Moon - Rise: 23:12, Set: 07:01. Civil Dark: 22:33 - 05:03. Nautical Dark: 23:34 - 04:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

18
39
52
41
37
43
39
38
30
26
45
42
81
70
45
30
32
23
2
8
22
37
52
58

Low Clouds (% Sky Obscured)

17
39
52
39
37
42
39
38
30
22
23
30
18
20
29
15
4
0
0
1
2
1
0
16

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
2
1
0
0
0
0
34
20
0
2
10
7
2
5
9
10
13
14

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
5
15
14
1
1
2
1
1
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)

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

Chance of Frost

Temperature (°C)

14
15
16
18
19
21
22
23
24
25
25
26
25
25
24
23
21
19
18
17
16
15
15
14

Feels Like (°C)

15
16
18
19
20
21
22
23
24
25
25
24
24
24
22
21
18
18
17
17
17
17
16
16

Dew Point (°C)

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

Relative Humidity (%)

93
92
85
74
67
61
55
46
41
38
37
37
38
49
59
60
52
56
59
64
69
74
78
82

Pressure (mb)

1017
1017
1017
1017
1016
1016
1016
1015
1015
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

349
349
349
352
351
351
351
348
345
344
344
343
344
344
344
346
346
343
340
340
341
344
347
348

Sunday 13

Waning Gibbous 89%

23:29

08:22

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 OK
01 Good
02 OK
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:47, Set: 21:49, Transit: 13:48. Moon - Rise: 23:29, Set: 08:22. Civil Dark: 22:32 - 05:05. Nautical Dark: 23:33 - 04:04. Astro Dark: N/A - 02:01

Total Clouds (% Sky Obscured)

63
69
73
66
61
65
67
68
65
61
56
48
53
51
50
52
53
59
44
11
48
73
91
94

Low Clouds (% Sky Obscured)

31
50
49
46
42
45
45
45
37
30
23
27
31
33
23
13
3
2
1
0
0
0
0
0

Medium Clouds (% Sky Obscured)

15
15
17
15
11
13
10
13
14
15
16
21
29
31
34
35
34
27
15
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
1
0
0
1
1
2
1
0
0
0
0
0
0
0
0
2
4
6
33
59
86
90

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
1
1
1
6
16
0
0
0
0
1
1
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)

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

Chance of Frost

Temperature (°C)

15
15
16
18
19
21
22
23
24
24
24
25
25
24
23
21
20
19
18
17
16
16
16
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
83
75
73
69
65
59
55
51
52
56
49
48
59
66
72
78
84
88
87
87
87
89
89

Pressure (mb)

1012
1012
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1014
1014
1014

Ozone (du)

348
348
348
351
352
352
351
351
350
350
350
352
352
348
343
332
329
328
325
322
321
322
323
324

Monday 14

Waning Gibbous 80%

23:43

09:44

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
04 Bad
05 Bad

Sun - Rise: 05:48, Set: 21:48, Transit: 13:48. Moon - Rise: 23:43, Set: 09:44. Civil Dark: 22:31 - 05:06. Nautical Dark: 23:31 - 04:06. Astro Dark: 01:34 - 02:14

Total Clouds (% Sky Obscured)

97
100
100
100
100
75
51
49
56
55
55
52
48
94
79
84
85
80
75
71
80
87
98
92

Low Clouds (% Sky Obscured)

0
0
2
4
6
24
39
49
47
46
38
25
13
0
6
13
21
16
11
7
14
21
28
40

Medium Clouds (% Sky Obscured)

0
11
48
69
73
53
40
27
35
46
46
39
35
37
9
17
22
13
6
2
7
10
12
8

High Clouds (% Sky Obscured)

95
100
100
100
100
67
33
0
0
0
0
29
48
93
29
14
0
4
7
15
44
75
98
89

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

Precipitation Probability (%)

0
0
1
1
1
9
13
17
32
42
54
52
40
7
7
7
3
4
4
0
6
8
10
10

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
17
18
19
21
22
24
26
27
27
27
27
27
27
26
24
22
20
19
18
17
17
16
15

Feels Like (°C)

16
18
19
20
21
23
27
29
30
30
29
29
30
30
27
26
26
26
25
24
23
15
15
15

Dew Point (°C)

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

Relative Humidity (%)

89
86
78
72
66
59
52
48
46
44
42
42
43
45
55
57
56
58
62
66
71
74
77
78

Pressure (mb)

1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1017
1017
1017
1017

Ozone (du)

327
329
330
331
334
335
328
324
324
324
325
325
326
326
325
324
323
322
323
325
326
327
328
328

Tuesday 15

Waning Gibbous 71%

23:57

11:04

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 OK
22 OK
23 OK
00 OK
01 OK
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:50, Set: 21:47, Transit: 13:48. Moon - Rise: 23:57, Set: 11:04. Civil Dark: 22:30 - 05:07. Nautical Dark: 23:30 - 04:08. Astro Dark: 01:22 - 02:22

Total Clouds (% Sky Obscured)

93
90
91
88
87
79
75
75
85
90
94
86
78
70
59
37
20
28
36
44
54
58
67
73

Low Clouds (% Sky Obscured)

56
71
59
46
31
15
11
9
10
10
15
15
15
19
20
12
0
0
0
0
9
20
28
35

Medium Clouds (% Sky Obscured)

7
1
1
1
1
1
0
0
1
2
3
6
10
14
10
6
1
1
0
0
17
34
52
59

High Clouds (% Sky Obscured)

83
85
90
88
87
63
32
0
0
0
0
9
16
18
28
34
20
28
36
44
54
58
67
73

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 (%)

8
2
2
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
14
16
17
16
17
17
18
20
19
18
18
19
18
17
16
17
15
15
15
10
10
10

Dew Point (°C)

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

Relative Humidity (%)

79
81
79
67
56
47
42
37
33
33
34
34
37
42
46
48
49
50
53
58
62
64
65
68

Pressure (mb)

1017
1017
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1021
1021
1021
1022
1022
1022
1022
1022
1022

Ozone (du)

331
333
336
335
334
333
333
333
333
332
332
331
331
332
332
330
329
327
324
322
320
319
318
317

Wednesday 16

Waning Gibbous 71%

00:10

12:25

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

Sun - Rise: 05:51, Set: 21:46, Transit: 13:48. Moon - Rise: 00:10, Set: 12:25. Civil Dark: 22:29 - 05:09. Nautical Dark: 23:28 - 04:10. Astro Dark: 01:14 - 02:29

Total Clouds (% Sky Obscured)

79
86
86
86
86
69
53
36
46
58
73
80
88
95
68
40
11
10
7
5

Low Clouds (% Sky Obscured)

42
48
51
55
58
40
21
3
4
5
6
28
48
69
40
17
0
6
7
5

Medium Clouds (% Sky Obscured)

66
71
59
43
27
21
14
9
17
27
33
22
12
5
4
2
2
1
0
0

High Clouds (% Sky Obscured)

79
85
74
67
62
55
49
36
46
58
73
80
88
95
66
34
9
7
4
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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
14
15
16
18
19
20
22
23
24
24
25
24
24
23
22
20
18
17
17

Feels Like (°C)

10
11
11
14
14
15
15
16
16
22
21
22
21
22
23
21
22
22
21
21

Dew Point (°C)

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

Relative Humidity (%)

69
71
74
68
62
58
51
45
40
38
35
34
40
46
54
58
62
67
68
69

Pressure (mb)

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

Ozone (du)

315
314
313
312
310
309
308
307
307
305
303
301
300
299
298
298
299
299
299
299

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

Generated: 10/07/25 06:21:36. Forecast: 10/07/25 to 16/07/25. Timezone: UTC+2.00