Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 29

Full Moon 100%

21:46

06:42

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

Sun - Rise: 06:06, Set: 21:32, Transit: 13:49. Moon - Rise: 21:46, Set: 06:42. Civil Dark: 22:12 - 05:26. Nautical Dark: 23:06 - 04:33. Astro Dark: 00:22 - 03:19

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
4
9
2
8
0
1
0
0
0
0
5
27
24
31
68
61
100
91

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
4
7
2
7
0
1
0
0
0
0
3
16
14
14
19
16
68
49

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
12
63
60
55
57

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

Chance of Frost

Temperature (°C)

27
29
31
32
33
34
35
35
35
34
33
30
27
25
24
23
22
21
20
20
19
19
21
22

Feels Like (°C)

28
30
32
33
33
33
33
34
34
34
33
29
26
26
25
24
22
21
20
20
19
20
22
21

Dew Point (°C)

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

Relative Humidity (%)

34
30
25
22
20
18
17
16
16
15
18
22
31
36
39
40
41
43
45
48
50
52
47
46

Pressure (mb)

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

Ozone (du)

321
322
322
322
322
321
322
323
324
325
325
324
324
323
321
320
319
315
313
312
313
313
313
311

Thursday 30

Waning Gibbous 98%

22:03

07:57

10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 OK
18 Bad
19 OK
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

Sun - Rise: 06:08, Set: 21:31, Transit: 13:49. Moon - Rise: 22:03, Set: 07:57. Civil Dark: 22:11 - 05:28. Nautical Dark: 23:04 - 04:35. Astro Dark: 00:18 - 03:23

Total Clouds (% Sky Obscured)

96
100
100
100
100
100
100
34
49
32
67
53
75
100
79
81
100
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

0
0
0
1
12
17
23
25
28
25
19
8
0
17
19
0
0
4
0
0
8
1
0
0

Medium Clouds (% Sky Obscured)

40
30
87
100
100
81
8
1
10
0
0
0
0
0
1
1
39
71
100
97
98
68
71
47

High Clouds (% Sky Obscured)

88
100
100
100
100
100
100
0
4
6
58
48
75
100
64
81
100
100
100
100
100
99
100
95

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
2
2
10
18
26
6
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)

6
6
8
11
12
9
10
10
11
10
10
9
7
5
4
3
2
2
2
3
3
3
4
5

Chance of Frost

Temperature (°C)

24
25
27
28
27
27
27
28
29
29
28
25
23
21
20
19
19
18
18
18
17
18
19
20

Feels Like (°C)

23
24
25
25
25
25
25
26
27
27
26
23
21
20
20
19
19
18
18
17
17
17
18
20

Dew Point (°C)

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

Relative Humidity (%)

39
35
33
34
37
36
35
28
24
25
27
34
49
56
59
64
65
65
65
66
68
67
59
56

Pressure (mb)

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

Ozone (du)

309
309
310
310
313
318
322
331
325
321
319
318
319
321
320
320
321
321
322
325
325
326
328
328

Friday 31

Waning Gibbous 94%

22:17

09:12

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 OK
00 Bad
01 Bad
02 Bad
03 Bad
04 OK
05 Bad
06 Bad
07 Bad
08 Bad
09 OK

Sun - Rise: 06:09, Set: 21:29, Transit: 13:48. Moon - Rise: 22:17, Set: 09:12. Civil Dark: 22:09 - 05:30. Nautical Dark: 23:02 - 04:37. Astro Dark: 00:14 - 03:27

Total Clouds (% Sky Obscured)

72
58
66
58
72
71
62
44
39
27
37
45
70
39
78
100
97
66
42
74
73
72
51
29

Low Clouds (% Sky Obscured)

0
2
10
12
11
17
23
22
18
15
12
14
2
2
0
1
7
2
26
57
73
45
33
16

Medium Clouds (% Sky Obscured)

45
39
30
16
27
23
23
15
4
10
19
27
21
0
0
55
64
7
27
1
8
35
31
27

High Clouds (% Sky Obscured)

64
48
20
27
26
29
27
2
18
2
5
9
50
39
78
100
94
57
26
30
30
1
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)

6
6
7
7
7
8
11
12
13
13
13
12
9
7
6
5
5
4
3
3
3
3
4
3

Chance of Frost

Temperature (°C)

22
24
25
27
28
29
29
28
26
25
23
21
19
18
17
16
16
15
14
14
13
14
15
18

Feels Like (°C)

21
24
26
26
26
26
25
24
23
22
20
19
18
16
16
15
14
14
14
13
12
13
14
17

Dew Point (°C)

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

Relative Humidity (%)

51
44
36
29
25
24
24
26
30
35
45
62
76
77
76
73
72
73
76
75
75
70
66
58

Pressure (mb)

1017
1016
1016
1016
1015
1015
1015
1015
1015
1015
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018

Ozone (du)

330
334
333
333
335
334
333
334
332
332
329
328
328
327
328
329
329
330
330
331
330
335
341
345

Saturday 1

Waning Gibbous 88%

22:29

No Set

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

Sun - Rise: 06:11, Set: 21:28, Transit: 13:48. Moon - Rise: 22:29, Set: No Set. Civil Dark: 22:07 - 05:31. Nautical Dark: 23:00 - 04:39. Astro Dark: 00:10 - 03:30

Total Clouds (% Sky Obscured)

1
1
1
2
2
2
2
9
17
28
22
18
10
15
15
20
20
20
25
26
27
28
49
76

Low Clouds (% Sky Obscured)

0
1
1
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

1
0
0
0
0
1
1
4
9
13
9
4
0
0
0
0
0
3
11
3
12
28
49
59

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
3
11
18
10
15
15
20
20
20
25
26
27
28
49
76

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)

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

Chance of Frost

Temperature (°C)

20
21
23
24
25
26
27
27
27
26
25
23
20
18
17
17
16
16
15
15
15
15
17
19

Feels Like (°C)

18
21
22
23
24
26
26
26
27
23
22
20
17
15
15
15
14
13
13
13
13
14
15
17

Dew Point (°C)

9
8
6
5
4
3
2
1
1
3
6
6
6
6
7
6
5
5
5
5
6
6
6
6

Relative Humidity (%)

50
43
33
27
24
22
20
19
18
22
30
34
39
45
50
49
48
48
50
52
54
52
48
41

Pressure (mb)

1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1018
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

347
351
352
351
351
350
343
337
332
327
325
325
324
325
325
323
323
323
323
323
322
323
322
320

Sunday 2

Waning Gibbous 80%

22:41

10:27

10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 OK
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

Sun - Rise: 06:12, Set: 21:26, Transit: 13:48. Moon - Rise: 22:41, Set: 10:27. Civil Dark: 22:05 - 05:33. Nautical Dark: 22:57 - 04:41. Astro Dark: 00:06 - 03:34

Total Clouds (% Sky Obscured)

100
100
100
98
82
73
92
72
52
31
48
52
83
83
65
67
72
80
86
86
85
80
87
94

Low Clouds (% Sky Obscured)

0
2
3
4
4
3
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

71
39
40
35
30
25
23
17
38
6
26
22
31
34
37
42
38
35
31
30
28
30
24
27

High Clouds (% Sky Obscured)

98
100
100
97
70
59
81
67
52
31
48
29
73
69
23
22
42
60
78
68
57
46
62
82

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
2
2
1
2
3

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

Chance of Frost

Temperature (°C)

22
24
26
27
28
29
30
30
30
29
28
25
23
22
21
20
19
19
18
18
19
20
20
22

Feels Like (°C)

19
22
23
24
26
28
28
27
26
25
24
21
21
18
17
18
18
17
17
17
17
16
17
19

Dew Point (°C)

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

Relative Humidity (%)

35
30
27
23
21
19
18
17
17
18
21
28
34
35
40
42
46
47
48
51
49
49
50
44

Pressure (mb)

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

Ozone (du)

320
318
318
317
316
315
315
314
313
314
314
314
314
314
316
317
317
317
317
317
316
316
315
315

Monday 3

Waning Gibbous 71%

22:54

11:43

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
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:14, Set: 21:24, Transit: 13:48. Moon - Rise: 22:54, Set: 11:43. Civil Dark: 22:03 - 05:35. Nautical Dark: 22:55 - 04:44. Astro Dark: 00:03 - 03:37

Total Clouds (% Sky Obscured)

100
100
100
100
98
94
89
91
95
100
95
93
90
91
94
95
91
87
83
88
93
98
97
98

Low Clouds (% Sky Obscured)

0
0
0
0
3
5
6
7
4
5
4
2
2
1
1
0
0
0
0
1
2
4
6
22

Medium Clouds (% Sky Obscured)

29
34
40
45
47
51
55
68
79
88
75
65
54
53
51
60
61
59
57
55
57
60
63
68

High Clouds (% Sky Obscured)

100
100
100
100
94
87
78
85
91
96
83
69
55
41
26
15
11
25
40
57
77
97
90
83

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

2
10
14
17
21
25
30
46
55
67
57
49
40
35
26
4
4
3
1
11
18
12
45
48

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

24
26
27
29
31
32
32
33
31
28
26
25
24
23
22
22
21
21
21
20
20
20
20
21

Feels Like (°C)

20
20
20
21
22
30
29
29
30
30
31
22
23
25
24
24
24
20
20
20
21
20
20
19

Dew Point (°C)

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

Relative Humidity (%)

41
37
29
24
19
18
17
16
23
33
46
51
57
61
64
66
68
68
68
67
66
63
61
52

Pressure (mb)

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

Ozone (du)

315
315
316
316
316
315
314
313
313
312
312
313
314
315
317
319
321
322
323
324
325
326
328
329

Tuesday 4

Waning Gibbous 60%

23:09

13:02

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 OK
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:15, Set: 21:23, Transit: 13:48. Moon - Rise: 23:09, Set: 13:02. Civil Dark: 22:02 - 05:37. Nautical Dark: 22:53 - 04:46. Astro Dark: 23:59 - 03:41

Total Clouds (% Sky Obscured)

97
98
98
100
100
100
100
98
97
95
82
70
56
54
50
47
60
68
72
71
72
71

Low Clouds (% Sky Obscured)

40
48
51
47
53
46
39
28
27
25
25
21
23
27
26
25
24
23
21
28
36
43

Medium Clouds (% Sky Obscured)

81
86
93
99
97
95
94
85
77
68
48
30
19
16
12
8
20
32
44
35
27
18

High Clouds (% Sky Obscured)

75
86
92
100
100
100
100
78
67
72
59
45
36
29
20
22
43
54
54
44
40
35

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

Fog (%)

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

Precipitation Probability (%)

50
47
44
39
51
67
84
73
64
52
46
35
18
13
8
0
1
1
1
8
10
12

Precipitation Amount (mm)

0
0
0
0
0
0.4
0.7
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
10
11
12
13
13
13
13
13
12
12
10
9
7
6
6
5
6
5
5
6
6

Chance of Frost

Temperature (°C)

23
25
26
26
27
27
26
26
25
24
22
21
19
17
17
16
16
15
14
14
14
15

Feels Like (°C)

20
20
22
23
23
25
23
23
22
22
22
18
18
19
17
17
17
14
14
15
14
14

Dew Point (°C)

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

Relative Humidity (%)

44
38
38
37
36
37
37
38
40
41
44
51
60
71
75
83
89
90
90
92
90
90

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1011
1012
1013
1013
1013
1014
1014
1014
1014
1015
1015

Ozone (du)

330
331
332
334
335
334
334
334
334
335
335
334
333
332
332
332
331
333
335
337
338
339

Forecast for Brussels, Bruxelles-Capitale, Kingdom of Belgium (50.85,4.35)

Generated: 29/07/26 10:31:26. Forecast: 29/07/26 to 04/08/26. Timezone: UTC+2.00