Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 11

Waning Crescent 14%

02:41

19:36

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

Sun - Rise: 05:43, Set: 21:53, Transit: 13:48. Moon - Rise: 02:41, Set: 19:36. Civil Dark: 22:38 - 04:59. Nautical Dark: 23:41 - 03:56. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

24
6
7
3
2
0
0
0
3
0
3
4
0
0
0
2
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

2
2
3
3
2
0
0
0
0
0
0
0
0
0
0
1
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
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)

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

Chance of Frost

Temperature (°C)

19
21
23
25
27
29
30
31
31
31
31
31
30
28
26
25
24
23
22
21
20
19
19
19

Feels Like (°C)

20
21
24
25
27
28
29
30
31
31
30
29
29
27
25
23
23
22
21
20
20
19
19
19

Dew Point (°C)

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

Relative Humidity (%)

75
67
57
48
39
34
31
29
27
27
27
29
31
38
40
40
44
49
52
57
63
66
69
68

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1019
1019
1020
1020
1020
1020
1021
1021
1021
1021

Ozone (du)

335
336
335
334
333
332
332
331
331
330
329
331
332
332
332
332
331
330
328
327
328
328
328
328

Sunday 12

Waning Crescent 6%

03:47

20:50

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

Sun - Rise: 05:44, Set: 21:53, Transit: 13:48. Moon - Rise: 03:47, Set: 20:50. Civil Dark: 22:36 - 05:00. Nautical Dark: 23:40 - 03:58. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
0
0
0
0
1
0
1
8
23
28
16
0
3
3
2
0
2
15
11
8
8
7
41

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
6
23
25
14
0
0
0
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
2
1
0
0
2
13
4
1
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
1
0
1
3
5
3
0
0
2
2
2
0
0
7
8
8
7
5
13

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)

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

Chance of Frost

Temperature (°C)

20
22
25
27
29
30
31
32
32
32
32
31
30
28
26
24
22
21
20
19
18
17
16
16

Feels Like (°C)

20
22
24
27
28
29
30
30
30
31
29
29
28
26
24
22
21
19
18
17
16
16
15
15

Dew Point (°C)

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

Relative Humidity (%)

63
55
48
43
37
32
30
28
27
27
27
28
31
35
41
49
53
55
57
59
61
64
64
63

Pressure (mb)

1022
1022
1022
1022
1022
1022
1021
1021
1020
1020
1020
1020
1020
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

328
327
325
322
319
318
317
317
318
318
319
319
319
319
319
319
317
317
316
318
319
319
321
323

Monday 13

Waning Crescent 2%

05:10

21:44

08 Bad
09 Bad
10 Bad
11 OK
12 Good
13 Good
14 OK
15 OK
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: 05:45, Set: 21:52, Transit: 13:48. Moon - Rise: 05:10, Set: 21:44. Civil Dark: 22:35 - 05:02. Nautical Dark: 23:38 - 04:00. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

56
69
73
15
4
7
40
45
50
50
39
73
99
100
76
90
97
96
100
100
100
87
74
59

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
0
0
0
0
0
0
0
0
15
23
19
76
63
61
61
52
39
42

High Clouds (% Sky Obscured)

26
39
29
15
4
7
40
45
50
50
39
73
98
100
59
80
95
92
100
100
100
77
50
20

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
2
9
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)

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

Chance of Frost

Temperature (°C)

17
19
21
23
25
27
29
30
30
31
31
30
29
27
25
24
23
22
21
21
20
19
19
19

Feels Like (°C)

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

Dew Point (°C)

8
8
8
8
9
8
8
8
7
6
6
5
11
14
15
15
14
12
10
10
11
11
13
14

Relative Humidity (%)

56
50
44
39
35
30
28
25
23
21
20
20
33
46
55
57
55
52
49
51
55
60
67
70

Pressure (mb)

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

Ozone (du)

323
323
323
322
321
321
321
320
320
319
321
322
322
321
320
319
319
318
319
319
318
319
320
320

Tuesday 14

New Moon 0%

06:42

22:22

08 Bad
09 OK
10 Good
11 OK
12 Good
13 OK
14 OK
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: 05:46, Set: 21:51, Transit: 13:48. Moon - Rise: 06:42, Set: 22:22. Civil Dark: 22:34 - 05:03. Nautical Dark: 23:36 - 04:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

44
35
13
18
10
20
41
61
78
74
81
100
99
98
98
98
99
98
78
100
100
93
86
73

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

44
35
13
6
10
20
41
55
70
55
40
27
39
44
17
22
24
54
46
84
100
75
46
39

High Clouds (% Sky Obscured)

15
15
5
12
6
15
16
47
55
30
66
100
98
96
94
95
97
93
60
55
97
90
84
69

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 (%)

11
7
0
1
2
2
10
10
6
9
11
11
20
22
14
7
6
5
3
1
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)

8
8
9
9
9
8
8
7
7
7
7
7
8
7
6
5
5
5
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

20
21
23
26
27
29
30
31
31
32
31
31
30
27
25
24
23
22
22
21
21
20
20
21

Feels Like (°C)

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

Dew Point (°C)

14
14
14
13
11
11
10
10
10
9
9
10
12
13
16
14
12
12
11
11
11
11
12
13

Relative Humidity (%)

68
64
56
46
37
32
29
27
26
25
25
26
33
42
55
53
49
51
52
53
55
55
58
59

Pressure (mb)

1017
1017
1017
1017
1017
1017
1016
1016
1016
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

321
322
323
323
323
323
324
325
327
326
326
325
324
323
323
323
324
324
325
325
324
324
325
327

Wednesday 15

Waxing Crescent 2%

No Rise

22:47

08 Bad
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 OK
05 Bad
06 Bad
07 Bad

Sun - Rise: 05:48, Set: 21:50, Transit: 13:48. Moon - Rise: No Rise, Set: 22:47. Civil Dark: 22:33 - 05:05. Nautical Dark: 23:35 - 04:04. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

57
67
100
100
100
100
100
100
100
94
41
39
54
63
75
78
83
84
67
47
28
42
52
61

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
7
4
1
0
9
20
33
28
14
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

45
51
51
54
68
98
92
95
93
50
38
37
51
57
68
55
40
28
19
10
0
6
12
18

High Clouds (% Sky Obscured)

34
39
85
91
96
100
90
40
57
91
31
22
51
58
60
70
77
82
67
47
28
37
43
51

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

Precipitation Probability (%)

0
0
0
0
0
0
3
5
3
19
21
30
51
59
64
55
42
15
17
16
15
20
20
19

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
24
27
29
30
31
32
33
33
33
32
31
30
30
27
25
24
24
23
22
22
21
22
22

Feels Like (°C)

23
26
28
29
30
30
32
33
33
32
31
30
31
33
33
33
31
30
28
23
24
24
23
24

Dew Point (°C)

12
12
12
12
11
10
10
8
7
7
7
9
11
16
19
22
21
20
19
19
18
18
18
18

Relative Humidity (%)

53
44
40
35
31
28
25
22
20
20
21
25
30
42
59
82
82
80
79
79
80
81
77
75

Pressure (mb)

1016
1017
1017
1017
1017
1016
1016
1016
1016
1016
1015
1016
1016
1016
1016
1017
1017
1017
1017
1017
1016
1016
1017
1017

Ozone (du)

329
330
330
330
330
328
329
330
331
330
333
333
325
326
327
328
327
327
326
327
327
328
329
331

Thursday 16

Waxing Crescent 7%

08:13

23:06

08 Bad
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 Bad

Sun - Rise: 05:49, Set: 21:49, Transit: 13:48. Moon - Rise: 08:13, Set: 23:06. Civil Dark: 22:32 - 05:06. Nautical Dark: 23:33 - 04:06. Astro Dark: N/A - 02:04

Total Clouds (% Sky Obscured)

62
61
62
62
66
67
81
85
95
100
96
94
96
98
100
100
100
100
98
98
94
93
87
85

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
3
5
7
6
3
0
1
1
1
3
5
7

Medium Clouds (% Sky Obscured)

22
25
31
31
27
23
24
23
24
28
33
36
53
63
71
74
78
81
70
56
44
41
43
40

High Clouds (% Sky Obscured)

51
53
55
54
54
62
71
71
70
69
73
77
87
96
100
99
98
98
95
91
87
81
69
66

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

Precipitation Probability (%)

16
13
8
12
13
10
22
31
38
33
38
47
36
37
43
42
36
12
18
22
26
46
65
68

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

3
3
3
4
4
4
5
4
2
2
3
5
7
7
6
5
5
6
7
7
7
7
8
8

Chance of Frost

Temperature (°C)

23
25
27
29
31
32
34
34
34
34
33
31
30
28
26
24
23
22
21
20
20
19
20
20

Feels Like (°C)

24
26
27
28
28
29
30
39
38
36
37
36
37
29
28
28
27
26
25
19
20
20
19
19

Dew Point (°C)

18
17
17
17
15
14
13
11
10
9
10
10
11
13
15
17
17
17
16
16
17
17
16
16

Relative Humidity (%)

73
62
54
46
39
32
28
25
23
21
23
26
29
38
50
65
68
72
74
77
81
85
80
77

Pressure (mb)

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

Ozone (du)

333
334
335
335
334
333
332
331
331
331
329
327
325
326
327
329
327
326
325
323
322
320
322
324

Friday 17

Waxing Crescent 14%

09:39

23:21

08 Bad
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

Sun - Rise: 05:50, Set: 21:48, Transit: 13:48. Moon - Rise: 09:39, Set: 23:21. Civil Dark: 22:31 - 05:07. Nautical Dark: 23:31 - 04:08. Astro Dark: 01:33 - 02:16

Total Clouds (% Sky Obscured)

89
92
96
97
99
100
98
97
94
90
87
84
82
79
76
79
81
84

Low Clouds (% Sky Obscured)

11
20
30
32
38
32
34
40
46
58
69
81
67
52
38
29
21
13

Medium Clouds (% Sky Obscured)

41
42
42
54
65
77
63
51
39
40
45
47
33
16
0
1
1
2

High Clouds (% Sky Obscured)

78
85
88
87
84
84
82
78
74
63
41
15
9
7
6
35
64
84

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

76
80
78
81
73
56
58
60
61
95
95
95
89
57
46
54
55
51

Precipitation Amount (mm)

0.3
0.3
0
0.5
0.5
0.2
0.3
0.3
0.3
1.1
2
3.5
0.8
0.2
0
0.2
0.3
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
21
22
23
24
26
27
27
27
26
24
22
20
20
20
19
19
18

Feels Like (°C)

19
22
21
21
21
21
21
27
27
26
26
28
28
17
19
20
20
20

Dew Point (°C)

15
15
14
14
13
12
11
11
12
13
15
16
18
17
16
16
16
16

Relative Humidity (%)

72
66
60
55
48
42
36
38
41
44
55
68
85
84
81
81
82
86

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014

Ozone (du)

326
326
326
327
327
328
328
328
327
327
327
328
328
329
330
331
331
332

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

Generated: 11/07/26 08:18:18. Forecast: 11/07/26 to 17/07/26. Timezone: UTC+2.00