Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 6

Waning Gibbous 62%

01:48

12:18

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

Sun - Rise: 05:30, Set: 21:52, Transit: 13:41. Moon - Rise: 01:48, Set: 12:18. Civil Dark: 22:37 - 04:45. Nautical Dark: 23:43 - 03:37. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

58
59
74
42
52
37
50
43
47
49
48
68
52
65
54
62
62
93
100
100
100
94
91
92

Low Clouds (% Sky Obscured)

44
59
59
33
33
27
42
42
47
49
48
56
52
65
54
62
62
93
100
100
89
63
84
80

Medium Clouds (% Sky Obscured)

58
59
60
20
0
0
0
2
0
0
0
2
0
0
0
0
0
0
14
4
38
50
9
15

High Clouds (% Sky Obscured)

0
0
0
4
16
11
15
0
0
1
0
26
9
2
1
1
1
3
56
100
100
27
20
36

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

Light Rain
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 (%)

95
51
6
2
2
2
1
1
0
0
0
0
0
0
0
0
0
3
0
0
0
1
1
4

Precipitation Amount (mm)

0.9
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
10
9
8
13
15
16
16
16
15
15
15
14
14
14
15
13
12
12
11
11
12
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
13
12
11
12
9
8
8
7
8
6
7
7
8
9
10
12
13
15
13
14
14
16
16

Dew Point (°C)

14
12
12
12
12
10
9
9
9
9
8
8
8
9
9
9
8
8
8
7
8
10
11
11

Relative Humidity (%)

81
80
83
84
84
78
77
77
81
84
83
81
81
83
77
69
62
56
51
51
54
60
61
62

Pressure (mb)

1013
1014
1014
1015
1015
1016
1016
1017
1017
1018
1018
1019
1020
1021
1021
1022
1022
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

385
388
393
391
386
384
382
380
378
376
376
376
374
373
372
371
369
367
366
364
363
361
356
355

Sunday 7

Waning Gibbous 52%

02:01

13:33

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 05:29, Set: 21:52, Transit: 13:41. Moon - Rise: 02:01, Set: 13:33. Civil Dark: 22:38 - 04:44. Nautical Dark: 23:45 - 03:36. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
92
88
62
90
74
55
92
100
100
99
100
100
100
100
100
100
100
100
100
100
97
97
100

Low Clouds (% Sky Obscured)

59
74
49
36
25
19
25
30
27
18
24
9
0
0
0
0
10
5
0
6
33
51
62
80

Medium Clouds (% Sky Obscured)

18
4
28
35
51
66
55
92
100
97
82
92
97
99
94
100
100
100
79
100
98
94
94
81

High Clouds (% Sky Obscured)

100
81
71
24
51
28
15
25
100
100
93
100
100
100
100
100
100
100
100
90
95
0
10
76

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
5
8
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
Very Light Rain
Very Light Rain
Light Rain

Precipitation Probability (%)

10
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
2
39
49
64
66
75

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.2
0.5

Wind Speed/Direction (mph)

8
6
5
4
4
4
5
7
7
6
6
6
6
8
8
9
10
11
12
13
14
13
11
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
70
70
68
68
73
75
76
80
80
82
82
79
75
73
68
66
62
56
55
61
68
78
79

Pressure (mb)

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

Ozone (du)

355
355
354
353
352
351
350
352
351
350
349
348
348
348
347
347
350
358
364
367
367
365
364
364

Monday 8

Third Quarter 41%

02:14

14:50

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

Sun - Rise: 05:29, Set: 21:53, Transit: 13:41. Moon - Rise: 02:14, Set: 14:50. Civil Dark: 22:39 - 04:43. Nautical Dark: 23:46 - 03:35. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
77
53
42
51
69
70
72
72
59
45
35
56
59
68
96
95
91
92
62
44

Low Clouds (% Sky Obscured)

54
55
69
66
52
43
42
51
66
70
72
72
59
45
35
48
33
56
77
79
76
82
62
44

Medium Clouds (% Sky Obscured)

61
100
100
100
68
41
0
0
0
49
50
41
13
0
0
16
22
11
24
19
80
11
8
4

High Clouds (% Sky Obscured)

100
100
78
100
0
0
0
5
31
70
72
72
0
0
2
3
0
0
3
9
15
21
14
7

ISS Passover

Visibility (miles)

9
9
9
9
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
4
7

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

Precipitation Probability (%)

49
24
69
73
32
15
0
0
0
0
0
0
3
1
0
1
25
36
36
47
73
84
78
68

Precipitation Amount (mm)

0
0
0.3
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.6
0.4
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
13
12
10
10
10
8
9
9
9
8
9
9
9
10
11
12
12
11
12
11
11
12
13

Dew Point (°C)

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

Relative Humidity (%)

75
74
74
71
79
86
87
88
88
90
91
90
84
75
69
63
54
51
48
56
55
60
72
69

Pressure (mb)

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

Ozone (du)

367
369
372
376
383
402
410
412
410
412
411
412
409
407
404
402
402
401
400
399
396
393
389
389

Tuesday 9

Waning Crescent 30%

02:27

16:11

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

Sun - Rise: 05:29, Set: 21:54, Transit: 13:42. Moon - Rise: 02:27, Set: 16:11. Civil Dark: 22:39 - 04:43. Nautical Dark: 23:47 - 03:35. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

41
36
21
25
32
34
49
61
71
83
88
92
96
92
88
84
77
77
78
79
82
66
72
71

Low Clouds (% Sky Obscured)

35
22
11
0
9
17
26
38
53
67
74
77
82
80
70
64
57
43
47
49
55
38
50
54

Medium Clouds (% Sky Obscured)

0
0
0
0
31
34
49
61
71
83
75
71
76
77
78
79
55
70
76
71
33
33
32
28

High Clouds (% Sky Obscured)

6
15
8
25
15
20
15
5
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

8
8
9
9
9
9
9
9
9
9
9
9
9
9
9
7
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

Very Light Rain
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 (%)

52
29
14
1
1
1
0
1
1
1
6
8
5
19
38
40
36
36
27
22
29
16
12
21

Precipitation Amount (mm)

0.2
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
11
9
8
8
8
8
8
8
8
8
8
8
9
10
10
11
11
11
11
11
11
12
11

Chance of Frost

Temperature (°C)

15
15
14
13
11
11
10
10
9
9
9
9
10
11
12
13
14
16
17
17
16
17
18
17

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
68
71
75
77
81
84
85
85
87
87
85
83
78
73
66
56
49
44
42
53
51
49
50

Pressure (mb)

1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1017
1018
1018
1018
1018
1018
1019
1018
1018
1018
1018
1018
1018
1019

Ozone (du)

390
390
390
389
388
389
388
387
387
389
391
395
398
399
399
399
399
399
399
400
401
403
407
408

Wednesday 10

Waning Crescent 20%

02:41

17:37

19 Bad
20 OK
21 OK
22 OK
23 OK
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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 05:28, Set: 21:55, Transit: 13:42. Moon - Rise: 02:41, Set: 17:37. Civil Dark: 22:40 - 04:43. Nautical Dark: 23:49 - 03:34. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

45
35
36
39
39
51
52
70
53
61
85
89
92
95
98
100
100
100
100
100
100
100
94
90

Low Clouds (% Sky Obscured)

37
27
28
25
17
8
0
0
2
5
32
34
37
44
43
38
25
13
1
21
41
62
65
70

Medium Clouds (% Sky Obscured)

24
26
23
23
25
26
47
70
36
44
50
53
67
79
80
75
81
90
98
99
99
100
82
62

High Clouds (% Sky Obscured)

0
4
9
13
13
12
12
9
5
2
5
13
16
67
84
100
100
100
100
100
99
99
94
90

ISS Passover

Visibility (miles)

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

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
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

25
5
0
0
0
0
0
0
0
0
19
26
19
17
12
8
18
26
33
45
56
65
70
72

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
0.3
0.3
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
16
15
12
11
10
10
9
9
8
8
9
10
11
12
14
15
16
16
17
17
16
16
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

53
58
64
70
73
74
77
81
82
82
84
81
87
87
77
68
59
55
54
50
56
60
66
69

Pressure (mb)

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

Ozone (du)

405
406
407
405
403
403
403
404
403
402
400
399
400
401
401
401
401
402
403
404
406
409
411
410

Thursday 11

Waning Crescent 11%

03:00

No Set

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 05:28, Set: 21:55, Transit: 13:42. Moon - Rise: 03:00, Set: No Set. Civil Dark: 22:41 - 04:42. Nautical Dark: 23:50 - 03:33. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

88
88
85
83
86
90
98
98
99
99
99
100
100
99
99
99
99
100
100
100
100
100
81
60

Low Clouds (% Sky Obscured)

74
68
59
46
24
17
8
4
5
5
9
14
20
28
34
49
62
67
75
73
69
64
51
38

Medium Clouds (% Sky Obscured)

45
34
23
11
21
34
43
59
79
98
99
99
100
99
97
95
97
98
100
93
83
79
76
60

High Clouds (% Sky Obscured)

88
81
70
59
56
50
45
61
77
92
95
97
99
97
94
88
85
84
82
87
93
96
75
60

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
2
2
3
3
5
7
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

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

Precipitation Probability (%)

72
65
58
59
55
46
28
22
16
5
3
2
1
25
34
37
64
84
95
92
79
65
64
54

Precipitation Amount (mm)

0.3
0.3
0
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0.3
0.7
1
0.8
0.5
0.2
0.3
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
14
13
12
11
10
10
9
9
10
10
11
12
12
14
15
16
16
16
16
17
17
17
17

Feels Like (°C)

13
13
11
10
11
10
10
10
7
7
7
8
8
8
11
11
11
12
12
13
15
16
16
16

Dew Point (°C)

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

Relative Humidity (%)

73
76
80
84
87
88
90
91
91
90
91
88
86
83
78
73
67
66
66
65
65
64
64
66

Pressure (mb)

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

Ozone (du)

409
408
405
402
399
400
401
402
402
402
402
402
403
403
404
405
407
406
406
406
405
405
405
405

Friday 12

Waning Crescent 5%

03:26

19:08

19 Bad
20 Bad
21 Bad
22 OK
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
13 Bad

Sun - Rise: 05:28, Set: 21:56, Transit: 13:42. Moon - Rise: 03:26, Set: 19:08. Civil Dark: 22:42 - 04:42. Nautical Dark: 23:51 - 03:33. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

40
37
34
33
50
66
79
79
76
73
75
74
72
62
47
35
43
52
57

Low Clouds (% Sky Obscured)

26
17
8
0
0
0
0
18
36
53
55
52
55
57
47
35
43
52
57

Medium Clouds (% Sky Obscured)

40
37
34
33
36
39
46
46
50
46
46
31
24
18
12
5
5
5
5

High Clouds (% Sky Obscured)

32
30
29
24
40
52
52
24
15
3
4
1
7
11
26
35
38
40
49

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
8
7
7
7
8
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
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

33
34
26
5
6
2
0
11
14
15
40
49
53
56
60
64
69
74
79

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.3
0.4
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
71
75
80
86
89
88
90
91
91
93
91
92
89
79
68
59
53
48

Pressure (mb)

1016
1016
1017
1017
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016

Ozone (du)

405
404
405
406
406
408
409
411
411
412
412
414
416
417
418
419
420
420
420

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

Generated: 06/06/26 19:43:11. Forecast: 06/06/26 to 12/06/26. Timezone: UTC+2.00