Clear Outside v1.0 - International Weather Forecasts For Astronomers

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
100
100
100
97
89
88
98
96
95
94
90
99
100
98
100
100
100

Low Clouds (% Sky Obscured)

99
95
60
64
49
39
28
22
23
14
18
29
35
34
36
38
42
41
68
84
83
83
83
69

Medium Clouds (% Sky Obscured)

93
88
78
93
94
90
85
97
100
100
88
76
72
94
90
84
84
73
95
100
95
100
99
100

High Clouds (% Sky Obscured)

100
100
96
100
100
100
100
100
100
100
57
3
1
0
0
0
0
0
44
33
13
90
86
96

ISS Passover

Visibility (miles)

9
9
9
9
8
4
9
9
7
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

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

Precipitation Probability (%)

18
17
29
26
27
27
22
29
35
22
7
11
0
0
1
1
1
7
16
38
45
42
49
20

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
75
77
76
79
84
87
87
86
91
92
93
95
96
95
93
95
95
95
93
92
90
86
86

Pressure (mb)

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

Ozone (du)

308
306
305
305
304
303
304
303
301
301
300
301
301
299
297
296
297
298
299
299
299
301
302
303

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
92
68
63
56
67
66
71
54
58
59
57
34
52
47
53

Low Clouds (% Sky Obscured)

25
94
84
83
85
88
68
63
85
64
61
62
52
60
60
65
48
45
49
51
27
29
32
41

Medium Clouds (% Sky Obscured)

100
97
100
100
100
100
75
67
32
23
2
0
0
0
0
0
2
9
12
4
0
22
3
17

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
45
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
4
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

32
58
70
71
72
70
44
24
7
12
3
1
1
0
4
4
2
14
18
0
9
6
8
26

Precipitation Amount (mm)

0
0.3
0.5
0.6
0.2
0.3
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
10
9
7
7
5
5
4
6
6
6
6
7
7
8
9
9
10
10
11
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
17
17
17
17
17
17
17
16
16
15
16
16
16
15
15
14
14
14
14
15
16
17
18

Dew Point (°C)

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

Relative Humidity (%)

77
57
58
58
64
78
90
93
93
92
95
96
98
96
98
98
95
95
95
93
89
77
64
52

Pressure (mb)

1009
1009
1008
1008
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1008

Ozone (du)

304
302
300
300
303
300
303
308
311
315
317
317
318
319
320
322
327
329
328
329
330
330
329
329

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 OK
00 OK
01 Good
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)

84
84
53
82
68
61
62
61
59
58
30
24
7
56
53
82
99
95
90
91
93
94
92
79

Low Clouds (% Sky Obscured)

72
77
24
72
63
61
43
35
16
20
0
0
0
0
28
44
43
41
46
48
42
35
29
35

Medium Clouds (% Sky Obscured)

30
39
15
16
16
0
0
0
0
0
0
0
0
0
20
23
48
9
49
41
82
89
82
30

High Clouds (% Sky Obscured)

1
6
14
34
40
40
35
40
40
40
30
24
7
50
14
72
95
86
60
59
61
66
56
68

ISS Passover

Visibility (miles)

8
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 (%)

20
26
29
22
12
5
2
0
0
0
0
0
0
0
0
0
0
2
0
1
2
3
12
17

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

51
44
54
44
43
45
45
47
53
60
67
73
79
86
89
89
90
90
90
84
78
70
60
50

Pressure (mb)

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

Ozone (du)

329
329
331
331
330
329
329
328
327
328
329
330
331
333
332
331
330
329
329
330
332
330
331
332

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
08 Bad
09 Bad
10 Bad
11 Bad
12 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
98
97
100
90
69
62
67
71
68
68
74
73
57
55
71
80
89
98
88
80
72
71
76

Low Clouds (% Sky Obscured)

41
58
65
73
67
51
44
47
58
46
56
74
44
48
53
54
65
72
73
67
56
45
49
56

Medium Clouds (% Sky Obscured)

33
92
82
39
28
24
28
12
8
7
6
63
65
15
7
38
49
3
3
3
1
0
2
14

High Clouds (% Sky Obscured)

62
40
18
0
0
0
0
3
6
8
6
4
0
0
0
30
25
25
30
25
30
30
22
29

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
4
9
9
9
8
5
5
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 (%)

18
28
36
44
43
40
35
34
24
47
38
10
22
15
29
36
27
3
0
1
1
0
3
6

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

43
37
34
35
39
43
46
53
62
69
79
85
87
90
93
96
96
96
96
93
87
81
73
63

Pressure (mb)

1011
1011
1010
1011
1011
1011
1011
1012
1012
1013
1013
1014
1014
1014
1014
1015
1015
1015
1015
1016
1016
1016
1017
1017

Ozone (du)

333
334
337
338
337
338
338
339
341
343
345
345
344
344
344
336
334
333
333
331
331
332
333
335

Saturday 22

Waxing Gibbous 75%

18:12

00:58

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 OK
10 OK
11 OK
12 Bad

Sun - Rise: 06:43, Set: 20:49, Transit: 13:45. Moon - Rise: 18:12, Set: 00:58. Civil Dark: 21:24 - 06:07. Nautical Dark: 22:09 - 05:23. Astro Dark: 22:59 - 04:33

Total Clouds (% Sky Obscured)

80
77
75
72
81
89
88
81
82
79
85
100
100
97
93
90
77
72
67
53
37
24
38
54

Low Clouds (% Sky Obscured)

53
53
54
70
69
20
21
21
22
21
23
22
22
21
23
22
17
12
6
5
3
1
11
16

Medium Clouds (% Sky Obscured)

41
70
73
70
20
20
21
29
35
41
44
98
100
96
92
88
66
44
25
15
11
7
5
4

High Clouds (% Sky Obscured)

30
30
34
5
24
78
74
60
56
51
55
50
45
33
16
0
0
0
0
0
0
0
8
17

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 (%)

10
20
18
16
24
38
24
7
5
1
3
4
3
5
4
2
2
2
0
0
0
0
1
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
6
7
9
10
9
8
8
9
8
8
8
7
7
6
6
6
6
6
7
8
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
11
11
10
10
11
11
11
11
10
10
10
9
9
9
9
9
9
8
9
9
9
8
8

Relative Humidity (%)

57
53
50
47
47
54
55
59
63
63
66
68
68
70
71
74
74
74
71
71
65
59
52
48

Pressure (mb)

1017
1016
1016
1016
1016
1017
1017
1017
1018
1018
1019
1019
1019
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021

Ozone (du)

335
339
340
338
335
333
334
335
337
337
336
337
340
341
341
340
340
341
341
342
342
342
342
343

Sunday 23

Waxing Gibbous 83%

18:55

02:01

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

Sun - Rise: 06:44, Set: 20:47, Transit: 13:45. Moon - Rise: 18:55, Set: 02:01. Civil Dark: 21:22 - 06:09. Nautical Dark: 22:06 - 05:25. Astro Dark: 22:56 - 04:36

Total Clouds (% Sky Obscured)

68
58
48
39
32
27
21
28
31
36
40
43
46
41
35
33
40
47
50
63
85
94
95
95

Low Clouds (% Sky Obscured)

24
13
6
1
2
2
3
3
2
2
2
0
2
1
1
0
1
1
1
2
10
21
32
42

Medium Clouds (% Sky Obscured)

2
5
11
18
17
16
14
17
19
19
14
9
4
11
19
27
23
21
19
30
46
66
60
53

High Clouds (% Sky Obscured)

23
15
7
0
0
0
0
2
4
5
11
16
22
28
35
33
40
44
47
57
70
80
90
94

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
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
15
20

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
7
7
6
5
7
8
9
10
10
11
11
11
11
11
11
11
11
11
10
10
10
9
9

Relative Humidity (%)

43
39
37
35
32
38
43
50
56
63
70
74
78
80
84
86
89
87
84
83
71
63
54
49

Pressure (mb)

1020
1020
1020
1019
1019
1019
1019
1019
1019
1020
1020
1020
1019
1019
1019
1018
1018
1017
1017
1017
1016
1016
1015
1015

Ozone (du)

343
343
343
343
342
342
341
341
340
339
338
338
338
338
336
335
333
334
334
334
335
335
336
335

Monday 24

Waxing Gibbous 90%

19:27

03:11

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: 06:46, Set: 20:44, Transit: 13:44. Moon - Rise: 19:27, Set: 03:11. Civil Dark: 21:20 - 06:11. Nautical Dark: 22:04 - 05:27. Astro Dark: 22:53 - 04:38

Total Clouds (% Sky Obscured)

99
93
86
78
85
93
100
100
100
100
97
94
92
95
98
100
87
73
65

Low Clouds (% Sky Obscured)

46
43
30
18
33
54
75
66
57
52
47
37
26
29
32
35
31
32
28

Medium Clouds (% Sky Obscured)

47
39
32
25
45
65
84
67
52
53
50
48
42
46
46
40
27
13
0

High Clouds (% Sky Obscured)

99
93
86
78
85
82
76
81
87
91
89
87
87
92
97
100
85
73
65

ISS Passover

Visibility (miles)

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

Precipitation Type

None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None

Precipitation Probability (%)

14
78
95
95
95
95
95
95
95
95
95
95
95
95
74
52
33
17
7

Precipitation Amount (mm)

0
0.4
0.9
1.5
1
1.2
1.7
1.3
1.2
1.2
1.1
1.1
1.1
0.7
0.4
0.2
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
16
21
21
20
20
20
20
15
14
14
14
14
15
12
13
13
14
13

Dew Point (°C)

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

Relative Humidity (%)

43
39
36
35
33
37
42
47
50
54
58
61
65
68
69
69
70
68
66

Pressure (mb)

1014
1013
1013
1012
1012
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013

Ozone (du)

335
334
333
331
330
329
328
328
326
324
323
326
329
332
333
335
336
331
326

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

Generated: 18/08/26 13:54:12. Forecast: 18/08/26 to 24/08/26. Timezone: UTC+2.00