Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 23

Waxing Gibbous 72%

17:16

00:57

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

Sun - Rise: 05:58, Set: 21:41, Transit: 13:49. Moon - Rise: 17:16, Set: 00:57. Civil Dark: 22:22 - 05:17. Nautical Dark: 23:19 - 04:20. Astro Dark: 00:48 - 02:54

Total Clouds (% Sky Obscured)

90
97
95
100
100
100
100
97
91
88
81
95
94
52
34
29
30
30
20
20
11
36
27
48

Low Clouds (% Sky Obscured)

90
92
78
83
81
84
83
68
39
24
16
10
11
11
11
13
14
15
8
0
7
20
12
10

Medium Clouds (% Sky Obscured)

0
0
30
21
26
24
13
0
9
6
1
3
4
3
6
5
10
7
4
0
0
0
0
0

High Clouds (% Sky Obscured)

51
61
70
68
46
87
100
92
72
73
68
90
89
43
11
6
4
5
4
18
0
4
6
29

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
3
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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
6
6
9
10
10
10
11
12
12
12
10
8
6
5
5
4
3
3
2
2
2
1
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
17
18
18
18
18
19
19
19
18
17
18
17
16
15
16
16
16
16
15
15
15
15
17

Dew Point (°C)

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

Relative Humidity (%)

73
69
63
51
51
51
50
48
44
44
48
55
61
72
75
82
86
86
87
90
90
92
90
82

Pressure (mb)

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

Ozone (du)

356
353
349
345
341
339
336
333
330
328
326
325
323
322
321
321
322
323
323
323
323
323
323
323

Friday 24

Waxing Gibbous 80%

18:25

01:29

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 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 Good

Sun - Rise: 05:59, Set: 21:39, Transit: 13:49. Moon - Rise: 18:25, Set: 01:29. Civil Dark: 22:21 - 05:18. Nautical Dark: 23:17 - 04:22. Astro Dark: 00:44 - 02:58

Total Clouds (% Sky Obscured)

61
81
65
81
85
73
71
80
83
80
88
90
75
98
94
9
7
3
0
4
5
4
0
4

Low Clouds (% Sky Obscured)

13
14
33
21
27
25
13
10
16
17
11
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

10
1
0
10
23
14
20
21
25
22
9
7
7
9
2
0
2
2
0
2
0
1
0
0

High Clouds (% Sky Obscured)

28
61
38
70
80
67
64
75
76
73
81
84
65
97
90
9
3
1
0
2
5
2
0
4

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
62
56
49
43
37
34
32
30
31
33
36
42
48
49
51
53
56
58
60
59
60
57
49

Pressure (mb)

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

Ozone (du)

323
324
325
324
324
324
325
325
326
326
326
327
328
328
329
330
332
335
335
333
334
333
335
336

Saturday 25

Waxing Gibbous 88%

19:26

02:13

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

Sun - Rise: 06:01, Set: 21:38, Transit: 13:49. Moon - Rise: 19:26, Set: 02:13. Civil Dark: 22:19 - 05:20. Nautical Dark: 23:15 - 04:24. Astro Dark: 00:39 - 03:03

Total Clouds (% Sky Obscured)

21
12
64
35
41
70
45
62
48
87
79
62
47
32
29
84
29
49
69
90
91
92
94
92

Low Clouds (% Sky Obscured)

12
0
3
4
9
8
11
15
11
9
14
0
0
0
0
0
0
0
0
1
32
36
42
44

Medium Clouds (% Sky Obscured)

7
2
18
23
23
19
25
34
22
32
31
28
3
10
18
26
26
49
69
90
91
92
94
92

High Clouds (% Sky Obscured)

2
9
58
0
3
40
4
1
2
40
34
33
47
32
13
60
29
32
36
43
39
39
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
4
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
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
8
22
42
44
68

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
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
23
25
26
27
28
28
29
28
28
27
26
24
22
20
19
18
17
16
16
16
16
16
16

Feels Like (°C)

20
23
24
25
25
25
24
26
25
25
22
22
19
17
17
17
15
14
15
15
16
16
17
16

Dew Point (°C)

8
8
7
7
5
5
4
5
5
4
0
-1
0
3
7
8
8
9
11
12
14
15
15
15

Relative Humidity (%)

42
36
32
29
24
22
21
21
22
21
16
17
20
29
43
50
54
61
68
79
85
89
93
93

Pressure (mb)

1010
1010
1009
1009
1008
1008
1007
1006
1006
1006
1006
1006
1007
1007
1007
1007
1007
1007
1006
1007
1006
1006
1007
1007

Ozone (du)

338
338
338
335
334
335
332
332
332
331
328
327
327
326
325
325
325
325
325
325
326
327
328
330

Sunday 26

Waxing Gibbous 93%

20:17

03:08

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
06 Bad
07 OK
08 Bad

Sun - Rise: 06:02, Set: 21:37, Transit: 13:49. Moon - Rise: 20:17, Set: 03:08. Civil Dark: 22:18 - 05:21. Nautical Dark: 23:13 - 04:26. Astro Dark: 00:34 - 03:07

Total Clouds (% Sky Obscured)

90
89
90
93
96
95
93
94
84
74
65
65
75
82
61
54
63
75
85
89
72
56
39
49

Low Clouds (% Sky Obscured)

46
47
63
78
94
86
74
76
73
71
65
53
52
47
25
14
20
28
42
50
54
56
39
49

Medium Clouds (% Sky Obscured)

90
82
90
92
38
60
34
75
44
43
46
8
15
22
22
25
25
31
31
34
26
13
0
0

High 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
2
1

ISS Passover

Visibility (miles)

2
7
5
9
8
8
6
4
5
8
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

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

Precipitation Probability (%)

71
54
66
38
42
46
60
63
68
61
59
38
23
2
1
1
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.5
0.2
0.5
0
0
0
0.3
0.3
0.4
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
10
11
12
12
12
13
14
12
11
9
8
7
5
5
5
5
5
4
4
3
3
4
5

Chance of Frost

Temperature (°C)

17
18
19
20
20
20
21
21
20
20
19
19
18
18
17
16
16
15
15
16
16
16
16
16

Feels Like (°C)

16
17
18
18
18
19
20
19
18
18
18
18
19
18
17
18
17
16
15
15
16
16
16
16

Dew Point (°C)

16
17
18
19
19
19
19
18
18
18
17
17
16
16
15
15
14
13
13
13
13
13
13
13

Relative Humidity (%)

93
95
95
95
93
95
88
86
89
86
89
89
88
88
86
89
89
87
86
85
85
86
85
83

Pressure (mb)

1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1009
1009
1010
1011
1011
1012
1012
1013
1013
1014
1014
1015
1016
1016

Ozone (du)

329
333
337
339
343
341
345
344
345
346
344
343
339
337
336
335
333
333
334
332
331
330
330
331

Monday 27

Waxing Gibbous 97%

20:56

04:14

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

Sun - Rise: 06:03, Set: 21:35, Transit: 13:49. Moon - Rise: 20:56, Set: 04:14. Civil Dark: 22:16 - 05:23. Nautical Dark: 23:11 - 04:29. Astro Dark: 00:30 - 03:11

Total Clouds (% Sky Obscured)

42
49
45
50
65
67
65
51
45
25
6
23
13
3
6
10
12
18
23
28
30
32
34
26

Low Clouds (% Sky Obscured)

33
29
30
37
65
67
65
44
45
25
6
16
9
2
1
0
0
0
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
5
11
19
26
23
25
18

High Clouds (% Sky Obscured)

2
5
0
0
0
0
2
3
0
0
2
2
2
2
5
8
12
9
6
2
1
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
7
8
7
6
6
6
6
6
6
6
6
5
4
4
3
3
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
65
53
46
42
40
42
43
39
39
41
43
49
56
63
64
66
67
66
65
65
61
57
54

Pressure (mb)

1017
1018
1018
1018
1019
1019
1019
1019
1020
1020
1020
1020
1021
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

331
330
330
330
329
327
327
327
326
326
326
325
325
324
323
324
324
324
325
326
327
328
329
330

Tuesday 28

Waxing Gibbous 100%

21:25

05:27

09 OK
10 OK
11 Good
12 Good
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 OK
06 OK
07 Bad
08 Bad

Sun - Rise: 06:05, Set: 21:34, Transit: 13:49. Moon - Rise: 21:25, Set: 05:27. Civil Dark: 22:14 - 05:25. Nautical Dark: 23:09 - 04:31. Astro Dark: 00:26 - 03:15

Total Clouds (% Sky Obscured)

22
19
16
15
15
10
6
2
1
1
0
0
0
0
0
0
0
7
13
18
26
35
50
50

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)

14
9
11
10
8
5
3
1
1
0
0
0
0
0
0
0
0
4
7
10
6
3
0
12

High Clouds (% Sky Obscured)

0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
14
20
30
25

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

Chance of Frost

Temperature (°C)

20
22
23
25
26
28
28
29
30
29
28
28
26
25
23
22
21
20
20
20
19
20
21
21

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

48
43
37
34
30
28
26
26
25
26
28
30
34
37
42
44
44
46
45
44
42
41
40
39

Pressure (mb)

1023
1023
1023
1023
1023
1022
1022
1022
1021
1021
1021
1020
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1019

Ozone (du)

329
328
327
325
324
323
322
322
322
321
321
321
321
321
321
321
321
320
321
321
321
321
322
322

Wednesday 29

Full Moon 100%

21:46

06:42

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

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)

50
50
44
38
35
27
16
4
30
54
74
50
25
3
11
19
20

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

23
35
31
26
18
10
5
0
0
0
0
0
0
0
1
1
2

High Clouds (% Sky Obscured)

25
25
20
16
2
3
3
4
29
51
71
45
23
3
11
19
20

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
25
26
28
29
30
31
31
32
32
32
31
30
28
26
25
24

Feels Like (°C)

22
22
22
23
23
25
32
32
32
33
33
33
29
29
28
27
27

Dew Point (°C)

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

Relative Humidity (%)

33
27
23
21
19
17
17
16
15
17
18
19
22
25
30
31
32

Pressure (mb)

1019
1019
1019
1018
1018
1017
1017
1016
1016
1015
1015
1014
1014
1014
1014
1014
1014

Ozone (du)

322
321
320
321
322
323
323
323
322
322
322
321
321
322
322
321
320

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

Generated: 23/07/26 09:32:15. Forecast: 23/07/26 to 29/07/26. Timezone: UTC+2.00