Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 19

Waxing Crescent 32%

12:19

23:46

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

Sun - Rise: 05:53, Set: 21:46, Transit: 13:48. Moon - Rise: 12:19, Set: 23:46. Civil Dark: 22:28 - 05:10. Nautical Dark: 23:27 - 04:12. Astro Dark: 01:12 - 02:32

Total Clouds (% Sky Obscured)

62
56
51
59
38
11
44
45
7
51
7
19
1
0
0
3
0
14
2
8
43
84
56
77

Low Clouds (% Sky Obscured)

57
44
51
55
38
11
2
12
7
14
1
17
0
0
0
3
0
14
0
5
37
79
43
73

Medium Clouds (% Sky Obscured)

0
21
14
10
0
0
44
45
0
51
5
12
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
0
2
0
1
0
0
0
0
0
2
2
10
11
2
9

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 (%)

7
10
14
12
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
7
9
9
11
12
12
12
11
13
13
13
12
10
8
7
5
5
4
3
4
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
15
15
16
16
16
18
19
19
19
18
18
17
16
15
14
14
13
12
12
12
11
10
10

Dew Point (°C)

11
11
9
8
6
6
6
6
6
6
5
6
6
6
7
8
8
9
8
8
7
6
4
4

Relative Humidity (%)

84
75
65
54
43
39
38
37
36
35
34
36
39
44
51
60
67
72
75
76
72
66
58
58

Pressure (mb)

1020
1021
1021
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024

Ozone (du)

367
365
364
362
357
353
355
355
356
357
356
356
361
364
365
363
358
355
354
353
352
354
354
353

Monday 20

Waxing Crescent 43%

13:34

23:59

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

Sun - Rise: 05:54, Set: 21:45, Transit: 13:49. Moon - Rise: 13:34, Set: 23:59. Civil Dark: 22:27 - 05:12. Nautical Dark: 23:25 - 04:14. Astro Dark: 01:05 - 02:38

Total Clouds (% Sky Obscured)

100
77
68
100
79
93
70
56
41
72
44
46
33
61
13
15
9
6
3
5
4
9
6
5

Low Clouds (% Sky Obscured)

52
75
65
93
59
36
35
7
13
28
11
27
3
4
4
14
9
6
3
5
4
7
5
4

Medium Clouds (% Sky Obscured)

0
0
0
50
10
33
27
34
21
26
21
25
18
12
7
2
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

67
21
23
5
51
75
18
0
5
39
10
2
13
30
2
0
2
0
0
0
0
2
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)

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

Chance of Frost

Temperature (°C)

12
14
15
17
18
19
20
20
22
22
22
22
21
20
18
17
16
15
14
14
13
13
12
12

Feels Like (°C)

11
12
13
14
15
16
17
17
20
19
18
18
18
16
16
15
14
14
14
13
13
13
13
12

Dew Point (°C)

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

Relative Humidity (%)

62
60
54
51
49
49
49
45
38
36
34
37
40
44
51
60
66
70
74
78
80
81
83
84

Pressure (mb)

1024
1024
1025
1025
1025
1025
1025
1024
1024
1024
1024
1024
1024
1024
1025
1025
1026
1026
1026
1026
1026
1026
1026
1027

Ozone (du)

354
353
351
349
347
347
349
351
351
350
351
352
349
350
353
354
351
351
351
348
345
343
342
340

Tuesday 21

First Quarter 53%

14:49

00:14

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

Sun - Rise: 05:55, Set: 21:43, Transit: 13:49. Moon - Rise: 14:49, Set: 00:14. Civil Dark: 22:25 - 05:13. Nautical Dark: 23:23 - 04:16. Astro Dark: 00:59 - 02:44

Total Clouds (% Sky Obscured)

0
12
29
27
21
21
21
31
20
26
24
22
17
0
5
7
19
16
14
27
36
46
58
63

Low Clouds (% Sky Obscured)

0
10
22
21
21
21
21
30
20
26
24
18
14
0
0
0
9
10
8
12
17
25
26
24

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
2
5
5
0
0
0
3
3
0
5
7
11
3
4
3
0
0
9
19

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
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
71
64
56
48
41
37
33
31
29
29
33
38
42
47
58
67
73
76
79
80
82
83
87

Pressure (mb)

1027
1027
1028
1028
1028
1028
1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1025

Ozone (du)

337
336
333
330
330
331
332
333
332
331
331
331
332
332
332
332
333
334
338
342
343
339
340
342

Wednesday 22

Waxing Gibbous 63%

16:03

00:33

07 Bad
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

Sun - Rise: 05:57, Set: 21:42, Transit: 13:49. Moon - Rise: 16:03, Set: 00:33. Civil Dark: 22:24 - 05:15. Nautical Dark: 23:21 - 04:18. Astro Dark: 00:54 - 02:49

Total Clouds (% Sky Obscured)

72
81
97
100
100
100
100
96
93
90
92
89
96
92
89
83
87
86
78
81
76
41
48
55

Low Clouds (% Sky Obscured)

25
33
59
26
19
19
19
21
23
36
21
26
21
21
21
22
61
49
29
33
45
30
41
55

Medium Clouds (% Sky Obscured)

0
19
35
52
53
54
96
91
89
82
82
78
86
76
63
32
15
5
0
0
0
0
0
0

High Clouds (% Sky Obscured)

31
50
82
100
100
100
97
73
51
40
50
42
51
60
55
43
55
50
33
40
45
2
6
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 (%)

3
6
6
5
4
2
0
1
0
0
0
1
0
0
0
0
1
3
2
8
10
7
6
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
16
17
17
18
18
18
19
19
19
20
20
19
18
16
16
15
15
14
14
13
12
14
13

Dew Point (°C)

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

Relative Humidity (%)

87
82
73
63
54
45
38
36
37
38
40
41
44
51
59
71
79
81
86
89
90
86
83
78

Pressure (mb)

1024
1024
1024
1024
1023
1023
1022
1022
1022
1021
1021
1021
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

340
338
337
335
334
334
335
335
336
336
337
338
340
341
345
347
349
352
354
354
355
356
357
357

Thursday 23

Waxing Gibbous 72%

17:16

00:57

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

Sun - Rise: 05:58, Set: 21:41, Transit: 13:49. Moon - Rise: 17:16, Set: 00:57. Civil Dark: 22:22 - 05:17. Nautical Dark: 23:19 - 04:20. Astro Dark: 00:48 - 02:54

Total Clouds (% Sky Obscured)

46
64
74
86
90
92
63
27
30
37
54
23
19
21
13
9
8
7
6
13
21
28
25
22

Low Clouds (% Sky Obscured)

46
64
74
84
87
91
58
14
13
12
10
8
9
15
7
0
0
0
0
1
2
2
4
4

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
5
9
14
9
5
1
2
2
2
2
3
3
9
15

High Clouds (% Sky Obscured)

1
13
14
23
44
6
5
10
18
24
41
8
6
4
5
4
4
4
4
8
12
17
12
7

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 (%)

8
6
4
0
0
2
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
8
9
9
9
10
11
11
11
12
11
10
9
7
5
4
3
3
2
2
2
2

Chance of Frost

Temperature (°C)

15
16
16
17
18
19
20
22
22
22
23
22
21
20
18
16
15
14
13
12
12
12
11
12

Feels Like (°C)

13
13
14
15
16
17
18
20
20
20
20
18
19
17
17
16
16
16
14
14
11
13
13
13

Dew Point (°C)

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

Relative Humidity (%)

68
63
66
64
59
56
51
41
38
36
34
37
41
49
56
66
78
78
79
80
81
83
83
81

Pressure (mb)

1021
1021
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

358
360
360
357
354
350
346
342
338
335
332
329
326
324
322
320
318
317
316
315
314
314
314
314

Friday 24

Waxing Gibbous 80%

18:25

01:29

07 OK
08 OK
09 OK
10 OK
11 OK
12 OK
13 OK
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

Sun - Rise: 05:59, Set: 21:39, Transit: 13:49. Moon - Rise: 18:25, Set: 01:29. Civil Dark: 22:21 - 05:18. Nautical Dark: 23:17 - 04:22. Astro Dark: 00:44 - 02:58

Total Clouds (% Sky Obscured)

20
21
21
24
34
41
45
62
75
86
90
95
100
97
95
92
94
96
99
98
99
97
95
92

Low Clouds (% Sky Obscured)

4
5
7
11
11
12
13
12
10
8
11
16
19
13
6
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

20
21
21
23
25
24
23
29
32
38
33
32
30
23
15
8
6
3
2
13
22
33
29
29

High Clouds (% Sky Obscured)

1
1
1
1
6
11
12
16
23
30
57
78
100
90
87
85
93
96
98
97
95
93
89
84

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

Chance of Frost

Temperature (°C)

13
14
16
18
20
22
23
25
26
26
27
26
26
25
24
22
20
19
18
17
17
17
17
17

Feels Like (°C)

12
12
16
17
17
18
19
20
26
25
25
25
25
26
23
23
22
21
20
20
16
17
17
16

Dew Point (°C)

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

Relative Humidity (%)

77
76
65
55
48
44
40
37
34
32
30
30
31
33
37
43
49
50
52
54
55
55
57
54

Pressure (mb)

1022
1022
1021
1021
1021
1020
1020
1019
1018
1018
1017
1017
1016
1016
1016
1016
1016
1015
1015
1015
1014
1014
1013
1013

Ozone (du)

315
316
316
316
317
318
319
320
322
324
325
326
326
327
327
327
327
327
328
328
328
329
329
329

Saturday 25

Waxing Gibbous 88%

19:26

02:13

07 Bad
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: 06:01, Set: 21:38, Transit: 13:49. Moon - Rise: 19:26, Set: 02:13. Civil Dark: 22:19 - 05:20. Nautical Dark: 23:15 - 04:24. Astro Dark: 00:39 - 03:03

Total Clouds (% Sky Obscured)

90
93
97
100
100
100
100
100
100
99
99
99
98
95
92
89
84
80
75

Low Clouds (% Sky Obscured)

0
2
7
14
15
18
14
10
9
7
10
11
16
11
7
2
6
10
14

Medium Clouds (% Sky Obscured)

25
27
28
30
34
38
42
42
46
51
55
66
83
80
79
76
66
55
45

High Clouds (% Sky Obscured)

81
88
94
100
99
97
96
97
97
98
76
46
15
10
10
10
8
7
5

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
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
1
4
8
11
19
19
15
9
4
0
1
2
0

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
16
18
18
18
19
19
20
26
25
25
25
25
25
20
20
20
20
19

Dew Point (°C)

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

Relative Humidity (%)

51
49
42
36
31
29
27
25
24
24
23
24
26
28
31
34
37
41
46

Pressure (mb)

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

Ozone (du)

329
329
329
329
329
329
330
330
328
327
326
323
320
317
316
314
312
311
310

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

Generated: 19/07/26 07:11:12. Forecast: 19/07/26 to 25/07/26. Timezone: UTC+2.00