Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 3

Waning Gibbous 71%

22:54

No Set

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

Sun - Rise: 06:14, Set: 21:24, Transit: 13:48. Moon - Rise: 22:54, Set: No Set. Civil Dark: 22:03 - 05:35. Nautical Dark: 22:55 - 04:44. Astro Dark: 00:03 - 03:37

Total Clouds (% Sky Obscured)

30
33
50
58
78
97
87
100
100
60
89
100
98
87
100
100
100
65
38
54
81
84
90
89

Low Clouds (% Sky Obscured)

0
0
0
0
3
12
0
1
0
0
0
3
2
17
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

14
20
16
40
53
55
26
81
12
48
78
95
70
87
28
35
19
27
8
38
81
83
79
89

High Clouds (% Sky Obscured)

30
33
50
47
64
92
82
100
100
19
69
100
96
15
100
100
100
40
38
43
45
45
32
39

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
4
9
9
9
8
9
3
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
1
15
18
23
19
45
27
6
39
38
17
3
0
0
0
1
5
4
3
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
4
5
5
6
7
8
7
5
7
6
4
3
5
7
7
6
6
5
5
5
8
10
11

Chance of Frost

Temperature (°C)

29
32
34
34
35
35
34
34
32
29
26
24
24
23
23
23
22
22
22
22
24
25
27
28

Feels Like (°C)

28
31
33
32
33
33
32
32
31
28
27
26
26
24
22
23
22
22
22
22
24
25
26
27

Dew Point (°C)

8
8
8
8
8
8
10
10
14
15
20
20
19
19
19
19
19
19
18
17
18
18
17
16

Relative Humidity (%)

26
22
20
19
19
19
22
24
33
43
69
76
73
77
78
80
83
83
76
75
72
65
54
46

Pressure (mb)

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

Ozone (du)

321
320
319
317
316
315
315
314
313
313
313
316
313
313
316
315
316
316
318
318
318
317
316
316

Tuesday 4

Waning Gibbous 60%

23:09

13:02

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

76
88
92
96
88
72
48
39
30
27
34
50
78
49
55
59
48
48
54
48
45
63
77
78

Low Clouds (% Sky Obscured)

33
65
75
73
21
20
16
17
19
16
19
32
75
23
41
45
32
36
38
40
28
51
62
67

Medium Clouds (% Sky Obscured)

76
88
91
96
84
64
21
22
13
10
16
20
78
23
22
27
27
31
19
25
18
21
29
26

High Clouds (% Sky Obscured)

35
30
1
0
22
2
12
1
0
0
0
0
0
0
0
0
0
0
0
0
0
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
1
5
11
24
27
17
19
5
7
6
0
4
0
0
0
0
0
0
0
0
4
0
2

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)

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

Chance of Frost

Temperature (°C)

29
28
28
28
28
28
29
29
28
26
24
23
22
23
22
21
20
20
19
19
20
21
22
24

Feels Like (°C)

27
26
26
26
26
25
26
28
29
28
25
24
24
23
23
23
21
22
21
21
21
21
22
22

Dew Point (°C)

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

Relative Humidity (%)

43
48
52
49
47
42
34
32
33
39
44
48
52
50
58
61
71
77
81
82
72
64
58
55

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1013
1013
1013
1013
1013
1013
1014
1014
1014
1015
1015
1015
1015

Ozone (du)

314
313
312
312
310
308
308
307
307
308
310
309
310
310
311
312
312
311
311
310
309
308
308
309

Wednesday 5

Waning Gibbous 49%

23:27

14:25

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

Sun - Rise: 06:17, Set: 21:21, Transit: 13:48. Moon - Rise: 23:27, Set: 14:25. Civil Dark: 22:00 - 05:38. Nautical Dark: 22:50 - 04:48. Astro Dark: 23:55 - 03:44

Total Clouds (% Sky Obscured)

77
60
26
32
54
40
20
19
12
0
0
0
0
5
25
22
28
49
58
52
45
37
34
45

Low Clouds (% Sky Obscured)

77
35
13
19
3
11
7
0
0
0
0
0
0
0
4
18
24
34
33
25
19
9
0
0

Medium Clouds (% Sky Obscured)

11
20
4
3
35
22
11
14
8
0
0
0
0
0
0
0
0
1
2
2
7
4
0
7

High Clouds (% Sky Obscured)

0
0
1
2
0
0
0
0
0
0
0
0
0
5
18
4
2
21
30
30
27
28
34
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 (%)

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)

13
13
15
16
16
16
16
15
13
11
9
8
7
7
7
7
7
7
7
7
8
9
10
11

Chance of Frost

Temperature (°C)

24
25
27
27
27
27
26
25
24
22
19
18
16
15
15
14
14
13
13
13
15
17
19
20

Feels Like (°C)

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

Dew Point (°C)

13
11
8
10
9
8
7
7
7
8
7
8
10
11
11
11
11
11
11
11
11
8
7
5

Relative Humidity (%)

50
41
30
34
32
29
29
31
34
41
45
54
66
75
79
82
83
86
87
87
78
56
45
37

Pressure (mb)

1015
1015
1015
1015
1015
1015
1016
1016
1017
1017
1018
1018
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1021
1021

Ozone (du)

308
309
309
309
311
312
312
313
314
314
315
317
318
318
317
318
318
317
316
315
314
313
312
312

Thursday 6

Third Quarter 37%

23:54

15:51

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

Sun - Rise: 06:18, Set: 21:19, Transit: 13:48. Moon - Rise: 23:54, Set: 15:51. Civil Dark: 21:58 - 05:40. Nautical Dark: 22:48 - 04:50. Astro Dark: 23:52 - 03:47

Total Clouds (% Sky Obscured)

59
52
30
28
23
21
16
10
27
44
61
65
74
78
76
67
56
45
38
30
53
61
66
75

Low Clouds (% Sky Obscured)

0
0
9
19
23
21
16
8
5
3
0
3
6
8
6
4
0
1
3
3
15
23
27
24

Medium Clouds (% Sky Obscured)

10
16
10
6
0
0
0
0
5
10
13
19
29
32
33
25
22
18
17
12
9
4
0
5

High Clouds (% Sky Obscured)

36
20
0
0
0
0
0
0
9
17
26
32
43
51
54
36
21
14
8
4
25
30
30
48

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)

11
11
11
11
12
12
12
12
10
8
7
5
3
3
3
3
3
3
4
3
4
4
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
4
3
3
3
3
2
3
4
5
7
9
10
11
10
10
9
9
9
9
9
9
9
9

Relative Humidity (%)

32
29
26
24
24
24
23
26
30
37
48
61
70
75
78
78
76
77
77
76
67
60
54
48

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1021
1021
1022
1023
1023
1023
1024
1024
1023
1023
1023
1023
1023
1024
1024
1024
1023

Ozone (du)

314
318
322
325
331
342
351
344
340
330
325
324
322
323
323
322
322
321
321
321
320
321
324
326

Friday 7

Waning Crescent 26%

00:32

17:16

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 OK
04 OK
05 OK
06 Good
07 Good
08 Good
09 Good
10 Good
11 OK

Sun - Rise: 06:20, Set: 21:18, Transit: 13:48. Moon - Rise: 00:32, Set: 17:16. Civil Dark: 21:56 - 05:42. Nautical Dark: 22:46 - 04:52. Astro Dark: 23:48 - 03:51

Total Clouds (% Sky Obscured)

86
97
84
76
78
70
58
47
48
51
53
75
78
76
62
48
39
24
8
1
2
3
4
24

Low Clouds (% Sky Obscured)

20
15
15
15
16
24
13
16
11
10
8
11
13
15
10
7
2
1
1
0
0
0
0
5

Medium Clouds (% Sky Obscured)

11
16
15
17
16
18
19
19
22
23
24
26
27
28
18
9
3
2
1
0
0
0
0
5

High Clouds (% Sky Obscured)

70
93
76
69
67
45
22
0
0
1
7
50
40
30
29
32
35
21
8
1
2
3
3
3

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

20
20
22
24
25
24
23
22
20
18
17
17
14
14
14
13
13
13
13
12
11
17
18
20

Dew Point (°C)

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

Relative Humidity (%)

41
36
33
30
28
28
28
30
33
40
45
46
45
47
52
54
56
57
55
53
49
41
35
30

Pressure (mb)

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

Ozone (du)

328
330
333
336
329
328
330
331
327
325
325
324
324
324
326
328
330
332
332
331
331
330
329
328

Saturday 8

Waning Crescent 16%

01:27

18:33

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

Sun - Rise: 06:21, Set: 21:16, Transit: 13:48. Moon - Rise: 01:27, Set: 18:33. Civil Dark: 21:54 - 05:43. Nautical Dark: 22:43 - 04:54. Astro Dark: 23:45 - 03:54

Total Clouds (% Sky Obscured)

46
67
65
63
60
39
21
6
5
6
7
23
40
54
52
51
52
54
58
58
59
79
80
74

Low Clouds (% Sky Obscured)

7
11
8
7
6
4
2
1
1
0
0
0
0
0
1
2
3
2
2
1
1
1
1
1

Medium Clouds (% Sky Obscured)

10
15
15
18
22
18
12
4
4
4
3
18
34
45
50
51
52
54
53
47
34
16
7
3

High Clouds (% Sky Obscured)

2
2
5
7
9
6
4
0
0
0
0
0
0
0
0
0
0
19
38
57
58
62
61
68

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
1
1
0
6
5
2
2
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)

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

Chance of Frost

Temperature (°C)

24
26
27
28
28
29
28
27
26
23
21
19
18
17
16
16
16
15
16
17
18
20
22
24

Feels Like (°C)

20
21
23
29
28
27
27
28
28
22
21
20
19
19
18
14
15
16
16
16
16
20
20
20

Dew Point (°C)

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

Relative Humidity (%)

25
22
19
18
17
16
19
22
25
27
30
33
34
36
38
40
43
46
45
44
43
38
35
31

Pressure (mb)

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

Ozone (du)

327
327
326
325
325
324
323
323
322
322
321
320
320
320
320
319
317
316
314
313
312
311
310
309

Sunday 9

Waning Crescent 8%

02:41

19:34

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

Sun - Rise: 06:23, Set: 21:14, Transit: 13:48. Moon - Rise: 02:41, Set: 19:34. Civil Dark: 21:52 - 05:45. Nautical Dark: 22:41 - 04:56. Astro Dark: 23:41 - 03:57

Total Clouds (% Sky Obscured)

58
48
35
27
20
19
21
17
22
28
26
32
35
37
44
55
56
61
60
65

Low Clouds (% Sky Obscured)

1
1
0
0
0
0
0
0
0
0
0
10
19
29
28
27
25
22
21
18

Medium Clouds (% Sky Obscured)

2
2
1
1
0
0
0
0
0
1
0
9
21
31
35
34
30
33
36
39

High Clouds (% Sky Obscured)

58
48
34
18
0
0
1
0
4
8
4
0
0
3
10
26
46
56
60
65

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
10
18
18
19
17
15
12
16
28

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)

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

Chance of Frost

Temperature (°C)

26
27
29
29
29
29
27
26
24
22
21
19
19
18
18
18
17
17
17
17

Feels Like (°C)

21
22
23
30
29
28
28
28
29
21
21
20
20
20
20
17
17
18
17
16

Dew Point (°C)

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

Relative Humidity (%)

29
27
25
26
27
28
32
37
43
45
50
54
56
59
63
66
70
73
70
67

Pressure (mb)

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

Ozone (du)

309
309
309
310
311
312
312
312
311
312
312
313
313
314
314
316
318
320
320
321

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

Generated: 03/08/26 12:52:19. Forecast: 03/08/26 to 09/08/26. Timezone: UTC+2.00