Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 25

Waxing Gibbous 64%

11:48

05:00

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

Sun - Rise: 07:31, Set: 18:17, Transit: 12:55. Moon - Rise: 11:48, Set: 05:00. Civil Dark: 18:50 - 06:58. Nautical Dark: 19:28 - 06:20. Astro Dark: 20:06 - 05:42

Total Clouds (% Sky Obscured)

44
62
10
75
89
36
2
0
0
100
66
11
0
100
76
83
100
100
99
85
57
97
43
56

Low Clouds (% Sky Obscured)

7
14
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
15
25
37
43
87
41
56

Medium Clouds (% Sky Obscured)

0
0
0
34
0
0
0
0
0
0
0
0
0
0
12
29
50
51
90
59
11
31
0
0

High Clouds (% Sky Obscured)

44
28
9
75
89
36
2
0
0
90
66
11
0
89
57
54
95
100
31
10
0
7
17
11

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
16
17
17
16
13
13
13
12
11
11
10
9
10
10
9
9
8
8
8
10
11
13
12

Dew Point (°C)

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

Relative Humidity (%)

59
60
65
71
80
84
86
89
89
90
88
90
88
88
88
88
90
90
91
87
83
75
69
65

Pressure (mb)

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

Ozone (du)

358
354
352
349
348
349
349
351
352
353
353
351
349
349
350
351
352
358
374
377
373
372
366
362

Thursday 26

Waxing Gibbous 75%

13:06

05:50

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:29, Set: 18:18, Transit: 12:55. Moon - Rise: 13:06, Set: 05:50. Civil Dark: 18:51 - 06:56. Nautical Dark: 19:30 - 06:18. Astro Dark: 20:08 - 05:40

Total Clouds (% Sky Obscured)

70
60
64
78
79
79
85
96
100
96
100
100
100
100
100
100
100
100
95
91
91
91
85
90

Low Clouds (% Sky Obscured)

60
47
53
58
60
67
70
61
50
53
51
48
52
50
57
57
63
59
47
91
91
91
85
76

Medium Clouds (% Sky Obscured)

0
0
7
19
10
8
12
24
20
13
10
7
15
25
35
55
60
39
62
69
71
71
58
59

High Clouds (% Sky Obscured)

27
32
25
13
32
18
20
53
100
96
100
100
100
97
94
93
93
90
95
90
90
68
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
4
0
0
0
0
0
0
0
0
0
0
0
0
0
1
5
17
18
5
17
29

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
58
61
63
70
75
76
76
79
80
81
83
83
84
87
88
90
91
90
87
81
73
67
64

Pressure (mb)

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

Ozone (du)

361
360
360
358
358
357
359
360
361
361
360
360
358
355
353
351
351
353
353
353
354
356
361
363

Friday 27

Waxing Gibbous 85%

No Rise

06:25

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:27, Set: 18:20, Transit: 12:55. Moon - Rise: No Rise, Set: 06:25. Civil Dark: 18:53 - 06:54. Nautical Dark: 19:31 - 06:16. Astro Dark: 20:09 - 05:38

Total Clouds (% Sky Obscured)

89
90
88
95
91
99
100
100
86
93
100
100
99
96
100
100
100
100
99
96
93
85
79
69

Low Clouds (% Sky Obscured)

79
90
68
77
67
78
77
81
80
74
80
66
67
71
80
93
86
90
83
77
80
73
70
65

Medium Clouds (% Sky Obscured)

67
59
50
66
67
98
99
86
69
73
100
100
96
41
29
99
100
98
96
81
91
84
79
69

High Clouds (% Sky Obscured)

0
0
0
95
91
19
100
100
85
87
76
100
91
96
100
100
60
42
22
6
2
1
1
15

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
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
None
None
None
Very Light Rain

Precipitation Probability (%)

31
21
13
23
25
31
12
9
5
9
10
6
9
14
24
15
16
20
15
29
37
48
58
60

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
0.3

Wind Speed/Direction (mph)

16
14
14
13
11
8
7
7
7
8
8
8
7
7
7
7
7
8
8
10
12
11
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
64
65
67
71
79
80
81
83
81
80
81
84
87
88
90
87
88
88
88
80
77
77
73

Pressure (mb)

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

Ozone (du)

366
371
373
374
374
373
375
377
380
382
382
385
387
391
397
402
405
405
406
404
402
403
403
405

Saturday 28

Waxing Gibbous 92%

14:32

06:49

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 OK
04 OK
05 OK
06 OK
07 OK
08 Good
09 Good
10 OK
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:25, Set: 18:22, Transit: 12:54. Moon - Rise: 14:32, Set: 06:49. Civil Dark: 18:55 - 06:52. Nautical Dark: 19:33 - 06:14. Astro Dark: 20:11 - 05:36

Total Clouds (% Sky Obscured)

64
60
67
64
69
78
72
67
72
58
55
47
42
34
27
21
15
10
7
7
34
49
55
54

Low Clouds (% Sky Obscured)

53
48
56
63
69
70
62
57
62
58
55
47
42
34
23
11
0
0
0
0
1
0
0
1

Medium Clouds (% Sky Obscured)

64
28
0
0
0
0
0
0
0
0
0
0
0
0
4
7
9
8
4
2
4
6
8
7

High Clouds (% Sky Obscured)

15
20
12
11
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
5
5
5

ISS Passover

Visibility (miles)

8
6
7
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

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

Precipitation Probability (%)

61
67
53
23
16
16
12
23
21
5
1
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.2
0.4
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
12
12
11
11
9
8
7
7
7
7
7
7
7
7
7
7
7
7
8
10
11
11
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
73
72
72
73
78
79
82
84
88
91
91
91
91
91
91
91
88
86
82
75
69
64
60

Pressure (mb)

1021
1021
1021
1022
1022
1023
1023
1024
1024
1025
1025
1025
1026
1026
1026
1026
1026
1026
1026
1027
1027
1026
1026
1026

Ozone (du)

404
401
399
391
385
388
395
397
397
400
402
404
408
407
407
403
398
395
392
390
390
391
391
390

Sunday 1

Waxing Gibbous 97%

15:58

07:07

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

Sun - Rise: 07:23, Set: 18:24, Transit: 12:54. Moon - Rise: 15:58, Set: 07:07. Civil Dark: 18:57 - 06:50. Nautical Dark: 19:35 - 06:12. Astro Dark: 20:13 - 05:34

Total Clouds (% Sky Obscured)

54
48
42
31
30
25
23
22
30
28
30
34
34
33
37
36
45
60
83
100
100
100
100
100

Low Clouds (% Sky Obscured)

3
3
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7

Medium Clouds (% Sky Obscured)

24
48
42
31
30
25
23
22
30
28
30
33
32
33
37
36
45
60
81
90
100
98
100
99

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
0
0
2
2
0
0
0
0
0
0
33
67
95
96
100
100
96

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
4
4
4
4
4
4
4
4
3
3
3
3
3
3
3
3
3
4
5
5
6
6
6

Relative Humidity (%)

57
56
58
61
67
70
72
74
75
75
74
75
76
76
78
79
79
81
77
75
73
68
64
60

Pressure (mb)

1025
1025
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1022
1022
1022
1021
1021
1021
1021
1021
1021
1020
1020
1020

Ozone (du)

389
387
385
383
383
383
384
386
390
390
390
392
392
391
391
390
389
388
388
389
389
389
388
387

Monday 2

Waxing Gibbous 100%

17:22

07:21

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

Sun - Rise: 07:21, Set: 18:25, Transit: 12:54. Moon - Rise: 17:22, Set: 07:21. Civil Dark: 18:58 - 06:48. Nautical Dark: 19:36 - 06:10. Astro Dark: 20:15 - 05:31

Total Clouds (% Sky Obscured)

99
99
88
78
67
71
65
54
55
50
43
55
68
79
79
81
79
76
74
69
59
49
38
45

Low Clouds (% Sky Obscured)

14
21
23
24
26
25
23
20
10
3
0
0
0
0
4
7
14
13
12
9
7
3
0
5

Medium Clouds (% Sky Obscured)

99
98
88
78
67
71
65
54
55
37
13
11
9
6
36
66
79
76
74
69
59
38
16
16

High Clouds (% Sky Obscured)

92
89
69
72
60
70
65
54
20
6
2
0
0
0
5
5
5
5
10
10
8
4
3
4

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
8
8
8
8
8
7
7
7
7
6
7
6
6
6
6
6
6
6
6
7
7
7

Relative Humidity (%)

61
61
62
67
71
77
80
80
81
82
84
84
85
85
85
85
85
85
80
77
73
67
62
56

Pressure (mb)

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

Ozone (du)

387
386
386
384
383
381
383
385
387
386
385
384
384
384
383
385
386
387
387
387
387
387
386
385

Tuesday 3

Full Moon 100%

18:41

07:34

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

Sun - Rise: 07:19, Set: 18:27, Transit: 12:54. Moon - Rise: 18:41, Set: 07:34. Civil Dark: 19:00 - 06:46. Nautical Dark: 19:38 - 06:08. Astro Dark: 20:16 - 05:29

Total Clouds (% Sky Obscured)

51
63
54
47
38
46
55
65
66
68
67
69
71
76
77
81
82

Low Clouds (% Sky Obscured)

9
14
18
23
28
32
32
34
37
43
48
49
52
51
54
56
63

Medium Clouds (% Sky Obscured)

19
22
17
13
7
24
37
45
40
34
26
16
9
4
6
7
7

High Clouds (% Sky Obscured)

7
6
6
7
7
10
12
14
10
7
5
12
19
25
22
19
16

ISS Passover

Visibility (miles)

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

Precipitation Type

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
2
1
3
10
0
1
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

4
4
4
4
4
4
4
4
5
4
5
5
5
5
5
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
15
15
15
16
16
11
11
11
11
11
11
8
8
9
8
8

Dew Point (°C)

7
7
7
7
7
8
7
7
7
7
7
7
7
7
7
7
7

Relative Humidity (%)

55
56
54
59
65
72
73
76
77
81
82
84
85
88
88
90
90

Pressure (mb)

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

Ozone (du)

383
380
378
377
377
377
378
379
380
380
381
382
381
381
381
379
378

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

Generated: 25/02/26 13:27:44. Forecast: 25/02/26 to 03/03/26. Timezone: UTC+1.00