Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 8

Waning Crescent 43%

01:03

15:15

08 OK
09 OK
10 OK
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
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: 05:40, Set: 21:56, Transit: 13:47. Moon - Rise: 01:03, Set: 15:15. Civil Dark: 22:40 - 04:55. Nautical Dark: 23:45 - 03:51. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

35
40
43
60
72
71
55
56
58
32
29
34
4
4
4
4
3
2
1
1
0
0
0
0

Low Clouds (% Sky Obscured)

35
40
42
59
72
66
51
54
58
32
20
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

4
14
3
8
30
29
26
27
18
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

35
37
25
29
20
6
4
4
11
10
18
34
3
3
3
3
3
2
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
14
14
14
15
15
14
14
14
15
15
16
16
16
16
15
15
14
14
14
14
14
13
13

Relative Humidity (%)

64
62
58
56
53
51
48
46
44
46
48
53
57
62
70
75
76
76
77
82
83
86
86
81

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

323
323
322
320
319
318
317
318
317
318
318
317
316
317
317
318
320
321
321
322
323
325
324
323

Thursday 9

Waning Crescent 34%

01:24

16:41

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

Sun - Rise: 05:41, Set: 21:55, Transit: 13:47. Moon - Rise: 01:24, Set: 16:41. Civil Dark: 22:39 - 04:57. Nautical Dark: 23:44 - 03:52. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

2
2
13
17
6
7
53
28
38
45
43
36
56
38
46
47
43
26
85
67
53
81
100
90

Low Clouds (% Sky Obscured)

0
0
10
15
4
3
26
22
27
36
24
13
16
2
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
3
27
0
29
50
45
36

High Clouds (% Sky Obscured)

2
2
3
2
2
4
30
8
24
20
19
16
28
31
33
38
38
14
79
55
21
64
100
90

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

14
14
14
14
13
13
13
13
14
14
14
15
16
17
17
17
16
15
16
15
15
15
15
15

Relative Humidity (%)

72
65
57
51
46
42
40
39
38
38
39
42
46
55
64
67
67
69
74
76
80
81
83
82

Pressure (mb)

1019
1019
1019
1019
1019
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1016
1017
1017
1016
1016
1016
1016
1017
1017

Ozone (du)

323
323
323
324
324
326
327
326
325
326
326
326
326
325
325
326
327
328
328
329
329
331
333
334

Friday 10

Waning Crescent 23%

01:55

18:10

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

Sun - Rise: 05:42, Set: 21:54, Transit: 13:48. Moon - Rise: 01:55, Set: 18:10. Civil Dark: 22:38 - 04:58. Nautical Dark: 23:43 - 03:54. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

80
74
56
60
47
46
47
86
98
84
84
83
44
41
6
1
0
0
0
2
1
0
0
0

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)

32
30
18
15
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

74
65
56
60
47
46
47
86
97
76
79
79
44
34
4
0
0
0
0
2
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)

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

Chance of Frost

Temperature (°C)

19
20
22
24
26
27
29
30
30
30
30
29
28
27
25
23
22
21
20
20
19
18
18
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
65
56
47
40
35
32
29
28
28
28
32
36
44
49
53
61
65
66
68
69
70
72
71

Pressure (mb)

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

Ozone (du)

334
334
334
334
334
333
333
332
333
334
335
335
335
335
335
335
334
335
336
336
338
338
336
336

Saturday 11

Waning Crescent 14%

02:41

19:36

08 Good
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 OK
07 OK

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)

0
0
0
0
0
0
0
0
0
6
10
11
8
4
0
1
3
2
0
1
2
2
35
35

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
5
8
11
8
4
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)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
2
0
1
2
2
35
35

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
9
10
10
11
10
10
11
11
11
11
11
11
9
9
9
9
9
9
10
10
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
21
24
25
27
28
29
30
30
30
30
29
29
27
25
23
22
21
20
20
19
18
18
17

Dew Point (°C)

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

Relative Humidity (%)

64
58
52
46
41
36
32
30
28
27
27
30
33
38
45
51
55
59
63
70
75
75
75
75

Pressure (mb)

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

Ozone (du)

335
334
334
334
334
333
333
333
333
334
334
334
335
335
334
333
331
330
329
327
325
324
324
325

Sunday 12

Waning Crescent 6%

03:47

20:50

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

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)

35
35
14
73
88
100
88
88
79
78
81
47
40
49
55
49
44
36
47
63
75
69
67
66

Low Clouds (% Sky Obscured)

0
0
0
3
5
6
6
7
7
7
7
11
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)

35
35
14
73
88
100
84
81
71
71
80
37
36
47
55
48
39
32
43
58
70
69
67
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
19
21
25
25
26
28
28
28
28
27
26
26
25
24
24
23
22
21
15
15
16
15
15

Dew Point (°C)

15
15
16
15
15
15
15
14
14
13
12
11
12
11
10
9
11
13
15
15
15
14
14
14

Relative Humidity (%)

72
66
59
51
45
41
38
36
36
34
32
31
36
37
39
41
51
63
80
82
86
89
85
82

Pressure (mb)

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

Ozone (du)

326
325
324
323
323
323
323
324
323
323
323
323
320
320
320
320
320
319
319
320
322
323
325
327

Monday 13

Waning Crescent 2%

05:10

21:44

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

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)

54
45
42
37
25
8
5
2
0
0
0
0
0
0
0
7
15
22
33
47
55
47
36
28

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
1
2
3

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
5
7
5
4
3

High Clouds (% Sky Obscured)

54
43
41
33
22
7
5
2
0
0
0
0
0
0
0
7
15
21
28
33
40
25
11
1

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
9
9
9
9
9
10
10
10
10
10
9
9
9
10
10
9
9
8
9
9
10
10
10

Chance of Frost

Temperature (°C)

17
19
21
23
25
27
28
29
30
30
30
29
28
27
25
23
22
21
20
19
19
18
18
19

Feels Like (°C)

14
16
17
18
19
20
21
29
28
27
28
28
28
25
25
25
24
23
22
18
18
19
18
18

Dew Point (°C)

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

Relative Humidity (%)

79
68
60
51
44
38
32
28
23
19
21
23
24
28
33
38
44
49
56
59
64
69
66
65

Pressure (mb)

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

Ozone (du)

329
330
331
332
334
336
339
339
340
341
343
345
347
348
349
350
350
350
350
351
353
354
355
355

Tuesday 14

New Moon 0%

06:42

22:22

08 OK
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: 05:46, 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)

47
66
85
78
72
69
70
70
67
69
70
75
75
75
75
73
70
68

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

4
4
5
3
2
0
0
0
0
13
22
43
39
44
45
38
34
25

High Clouds (% Sky Obscured)

24
47
55
46
34
31
38
37
37
58
70
75
75
75
75
73
70
68

ISS Passover

Visibility (miles)

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

Precipitation Type

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
1
2
1
3
3
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
22
24
26
28
29
31
31
31
32
31
31
30
29
27
26
25
24

Feels Like (°C)

18
20
21
21
23
24
25
30
29
29
29
29
29
26
26
26
26
26

Dew Point (°C)

12
12
11
11
10
9
8
6
4
2
4
5
6
8
9
11
11
11

Relative Humidity (%)

62
52
44
37
32
28
24
20
17
15
17
19
22
27
32
39
41
45

Pressure (mb)

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

Ozone (du)

356
356
357
357
357
358
358
356
354
353
354
355
356
354
352
351
349
347

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

Generated: 08/07/26 07:22:48. Forecast: 08/07/26 to 14/07/26. Timezone: UTC+2.00