Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 15

Waxing Crescent 10%

11:13

21:52

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

Sun - Rise: 06:32, Set: 21:03, Transit: 13:47. Moon - Rise: 11:13, Set: 21:52. Civil Dark: 21:39 - 05:55. Nautical Dark: 22:26 - 05:09. Astro Dark: 23:21 - 04:14

Total Clouds (% Sky Obscured)

92
94
95
100
100
100
100
89
100
100
78
50
17
0
7
17
24
27
37
35
37
69
90
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
5
8
9
0
0
0
0
3
7
11
11
15
15
11
18
16
15

Medium Clouds (% Sky Obscured)

27
30
48
28
64
89
100
70
79
99
56
16
12
0
1
5
11
11
19
17
15
15
17
20

High Clouds (% Sky Obscured)

92
94
95
100
100
100
100
80
100
100
74
40
0
0
0
0
0
2
1
2
9
36
73
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
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
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 (%)

48
9
1
38
27
15
3
0
7
20
28
9
2
2
0
0
0
0
0
0
0
0
1
0

Precipitation Amount (mm)

0
0.4
0.3
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
8
7
9
11
10
9
9
8
8
7
8
9
8
7
7
6
6
5
7
7
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
11
10
10
12
13
14
15
15
15
15
17
17
16
16
15
15
14
14
13
12
12
12
12

Relative Humidity (%)

38
33
31
31
35
39
42
49
55
61
64
74
79
81
82
81
82
83
83
74
64
56
51
46

Pressure (mb)

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

Ozone (du)

306
308
309
309
309
309
311
312
312
314
318
327
325
324
324
324
324
323
322
321
322
321
320
318

Sunday 16

Waxing Crescent 18%

12:30

22:05

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
10 Bad
11 Bad
12 Bad

Sun - Rise: 06:33, Set: 21:01, Transit: 13:46. Moon - Rise: 12:30, Set: 22:05. Civil Dark: 21:37 - 05:57. Nautical Dark: 22:24 - 05:11. Astro Dark: 23:18 - 04:17

Total Clouds (% Sky Obscured)

99
100
97
95
100
80
99
100
93
94
91
93
99
100
96
100
100
100
100
100
100
89
100
96

Low Clouds (% Sky Obscured)

15
13
11
0
0
2
0
0
0
0
13
47
30
20
49
75
64
68
40
50
23
82
100
92

Medium Clouds (% Sky Obscured)

69
100
70
95
81
80
70
27
28
87
87
78
94
99
48
94
97
100
100
91
56
28
76
29

High Clouds (% Sky Obscured)

96
100
87
44
100
45
95
100
90
51
70
28
93
100
93
100
99
100
100
100
98
50
50
33

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
1
0
0
0
2
0
0
0
0
0
0
0
0
0
4
12
43
8
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
7
7
6
7
9
9
9
8
5
5
5
4
4
3
3
2
4
5
4
4
3
4
6

Chance of Frost

Temperature (°C)

25
25
26
26
26
25
25
23
21
19
19
19
18
18
17
17
17
17
16
16
17
19
20
20

Feels Like (°C)

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

Dew Point (°C)

12
11
9
6
5
5
6
8
9
10
9
8
9
9
9
9
9
9
11
12
13
12
13
13

Relative Humidity (%)

44
40
34
28
26
26
29
36
46
53
53
51
53
55
58
60
59
59
72
77
76
64
62
62

Pressure (mb)

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

Ozone (du)

318
318
316
317
316
317
318
321
324
326
328
333
333
334
336
333
329
328
331
329
328
326
323
321

Monday 17

Waxing Crescent 27%

No Rise

22:19

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
10 Bad
11 Bad
12 Bad

Sun - Rise: 06:35, Set: 20:59, Transit: 13:46. Moon - Rise: No Rise, Set: 22:19. Civil Dark: 21:35 - 05:59. Nautical Dark: 22:21 - 05:13. Astro Dark: 23:15 - 04:20

Total Clouds (% Sky Obscured)

97
96
77
84
79
95
90
87
81
93
94
86
90
98
100
99
97
100
98
100
100
100
100
100

Low Clouds (% Sky Obscured)

75
46
55
78
75
69
39
12
0
0
0
42
55
53
56
49
57
66
77
79
81
82
84
79

Medium Clouds (% Sky Obscured)

34
40
36
30
25
34
37
36
63
76
91
85
77
41
49
93
74
65
64
74
52
97
46
38

High Clouds (% Sky Obscured)

40
73
8
40
49
69
26
37
45
70
39
0
27
56
68
65
87
98
79
99
99
98
98
86

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
1
27
34
20
20
19
17
13

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

56
48
42
38
41
42
44
49
60
70
74
73
72
72
69
69
68
71
67
71
71
63
59
48

Pressure (mb)

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

Ozone (du)

319
316
315
313
311
309
308
307
307
308
307
307
309
305
302
301
302
303
303
304
304
304
304
303

Tuesday 18

Waxing Crescent 36%

13:46

22:36

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
10 Bad
11 Bad
12 Bad

Sun - Rise: 06:37, Set: 20:57, Transit: 13:46. Moon - Rise: 13:46, Set: 22:36. Civil Dark: 21:33 - 06:01. Nautical Dark: 22:19 - 05:15. Astro Dark: 23:12 - 04:23

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
98
97
95
94
91
77
72
69
63
71
79
93
98
99
100
100
100

Low Clouds (% Sky Obscured)

75
67
58
47
47
66
83
70
81
73
69
60
54
62
66
63
71
78
89
92
92
92
88
84

Medium Clouds (% Sky Obscured)

35
91
95
44
80
79
87
44
37
95
81
75
20
15
6
1
10
21
30
37
36
98
73
47

High Clouds (% Sky Obscured)

99
99
100
100
98
98
90
78
59
45
45
6
6
1
0
0
1
1
2
26
47
70
75
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
4
4
3
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None

Precipitation Probability (%)

7
30
38
44
55
70
81
83
84
86
72
47
9
11
7
2
10
18
25
69
86
95
84
54

Precipitation Amount (mm)

0
0
0
0.2
0.3
0.6
1.1
0.8
0.8
0.9
0.5
0
0
0
0
0
0
0
0
0.2
0.4
1.8
0.3
0

Wind Speed/Direction (mph)

12
13
13
10
9
8
7
5
4
4
6
7
8
9
9
10
10
11
12
14
12
8
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
9
10
12
12
12
14
15
16
16
15
16
17
17
17
17
17
17
17
17
16
15
15
14

Relative Humidity (%)

43
36
39
49
53
53
64
71
80
80
77
81
86
92
92
93
93
95
95
88
85
92
93
85

Pressure (mb)

1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1010
1010
1009
1009
1009
1008
1008
1009
1010
1011
1011

Ozone (du)

302
302
304
304
303
302
302
301
301
301
300
300
301
300
300
301
302
301
302
303
304
308
309
313

Wednesday 19

Waxing Crescent 46%

15:01

22:58

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
10 Bad
11 Bad
12 Bad

Sun - Rise: 06:38, Set: 20:55, Transit: 13:46. Moon - Rise: 15:01, Set: 22:58. Civil Dark: 21:31 - 06:02. Nautical Dark: 22:16 - 05:17. Astro Dark: 23:09 - 04:25

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
89
75
76
71
70
65
69
81
83
85
82
83
81
81

Low Clouds (% Sky Obscured)

82
81
75
79
77
77
77
81
53
27
26
22
18
22
29
33
37
44
52
56
47
31
33
34

Medium Clouds (% Sky Obscured)

45
40
40
35
40
40
40
42
40
37
40
42
45
39
34
28
19
9
0
0
0
0
3
7

High Clouds (% Sky Obscured)

100
100
82
67
67
66
72
100
100
100
68
49
45
54
59
65
61
53
44
54
58
64
56
44

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

Precipitation Probability (%)

22
23
17
8
13
17
20
55
65
67
49
33
6
23
25
19
19
15
10
10
10
10
10
8

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
6
7
8
8
5
2
1
1
2
5
5
5
5
5
5
6
6
7
7
8
9
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
82
68
55
51
51
50
51
53
56
62
73
83
87
89
89
90
90
87
87
73
60
51
45

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

311
312
313
314
315
317
318
319
320
321
324
327
329
330
331
331
332
333
334
335
336
337
338
338

Thursday 20

First Quarter 56%

16:12

23:27

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
10 Bad
11 Bad
12 Bad

Sun - Rise: 06:40, Set: 20:53, Transit: 13:45. Moon - Rise: 16:12, Set: 23:27. Civil Dark: 21:29 - 06:04. Nautical Dark: 22:14 - 05:19. Astro Dark: 23:06 - 04:28

Total Clouds (% Sky Obscured)

78
80
84
89
92
96
100
83
71
61
72
84
94
86
79
73
66
60
52
56
77
82
81
74

Low Clouds (% Sky Obscured)

40
41
41
43
45
46
49
46
44
41
46
52
56
40
25
13
8
6
4
4
4
5
16
27

Medium Clouds (% Sky Obscured)

10
11
13
16
28
37
42
35
32
33
35
36
26
19
17
14
13
9
3
14
14
11
5
3

High Clouds (% Sky Obscured)

29
41
54
68
77
87
96
65
33
0
27
57
85
86
76
59
62
60
52
56
65
65
75
70

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
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
3
3
1
2
3
2
12
17
18
28
34
37
29
18
3
3
2
0
3
5
6
18
25

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
18
22
21
20
20
20
20
17
17
18
17
17
16
12
12
12
12
12
12
13
14
15
16

Dew Point (°C)

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

Relative Humidity (%)

39
35
36
36
36
40
43
47
52
57
64
72
79
89
89
89
90
90
87
87
79
71
63
54

Pressure (mb)

1011
1010
1010
1010
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

339
339
338
336
335
335
335
336
335
335
335
336
338
339
340
342
344
344
343
343
344
344
344
343

Friday 21

Waxing Gibbous 66%

17:17

00:07

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

Sun - Rise: 06:41, Set: 20:51, Transit: 13:45. Moon - Rise: 17:17, Set: 00:07. Civil Dark: 21:26 - 06:06. Nautical Dark: 22:11 - 05:21. Astro Dark: 23:02 - 04:30

Total Clouds (% Sky Obscured)

73
78
88
100
100
100
100
99
99
98
87
76
66
60
59
51
58
61
68

Low Clouds (% Sky Obscured)

38
44
57
77
86
87
88
81
77
63
43
33
22
16
9
2
10
17
22

Medium Clouds (% Sky Obscured)

2
2
3
4
4
4
4
12
23
45
44
45
41
45
43
37
28
20
11

High Clouds (% Sky Obscured)

70
59
63
58
58
39
15
15
15
5
0
0
15
13
11
0
18
40
65

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
7
8
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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

31
26
20
13
13
12
12
18
20
20
27
37
49
54
53
46
38
28
9

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
8
8
8
8
9
10
10
11
13
13
14
15
15
15
15
14
14
14

Relative Humidity (%)

47
40
41
42
43
47
51
54
61
70
77
83
87
93
95
93
93
93
93

Pressure (mb)

1011
1010
1010
1010
1010
1010
1010
1010
1011
1011
1012
1012
1012
1012
1012
1012
1012
1013
1013

Ozone (du)

342
341
341
341
341
342
343
343
343
343
342
342
343
343
343
343
343
344
345

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

Generated: 15/08/26 13:27:35. Forecast: 15/08/26 to 21/08/26. Timezone: UTC+2.00