Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 22

Waxing Crescent 42%

13:01

02:42

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

Sun - Rise: 05:42, Set: 21:35, Transit: 13:39. Moon - Rise: 13:01, Set: 02:42. Civil Dark: 22:17 - 04:59. Nautical Dark: 23:16 - 04:00. Astro Dark: 00:56 - 02:15

Total Clouds (% Sky Obscured)

4
3
3
3
2
0
0
0
0
1
5
100
100
43
100
11
4
1
0
0
0
0
0
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
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
50
1
1
0
0
0
0
0
0
0
0
10

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
5
91
99
43
100
11
4
1
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)

4
3
2
2
3
3
3
3
4
3
3
4
4
4
3
3
3
3
3
3
3
3
3
4

Chance of Frost

Temperature (°C)

26
26
25
23
21
19
18
16
16
15
15
14
14
14
17
20
22
24
26
27
28
28
29
29

Feels Like (°C)

28
28
28
25
23
21
20
19
17
17
17
16
15
14
17
20
23
26
26
29
30
31
31
31

Dew Point (°C)

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

Relative Humidity (%)

48
53
63
66
69
71
72
75
77
78
80
82
82
80
75
69
63
59
53
49
46
44
43
45

Pressure (mb)

1026
1026
1026
1026
1027
1027
1027
1027
1027
1026
1027
1027
1027
1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1028

Ozone (du)

341
340
339
338
336
337
337
336
337
335
334
334
334
332
329
328
330
333
339
342
343
344
344
343

Saturday 23

First Quarter 53%

14:19

02:57

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

Sun - Rise: 05:41, Set: 21:36, Transit: 13:39. Moon - Rise: 14:19, Set: 02:57. Civil Dark: 22:19 - 04:58. Nautical Dark: 23:18 - 03:58. Astro Dark: 01:03 - 02:06

Total Clouds (% Sky Obscured)

0
0
0
6
9
18
17
14
32
38
82
81
57
67
77
60
54
34
7
0
0
4
5
2

Low Clouds (% Sky Obscured)

0
0
0
0
5
15
16
14
30
36
41
47
45
36
49
35
53
8
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
2
1
0
0
0
0
0
0
0
0
4
3
6
0
10
4
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
1
0
3
3
7
3
3
71
63
34
20
31
6
15
10
7
0
0
4
4
2

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
7
15
12
1
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
1
2
2
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
4
4
4
4
5
4
5
5
4
4
4
4
4
5
5
5
5
5
5
4
4
4
5

Chance of Frost

Temperature (°C)

28
28
27
23
21
20
18
17
17
16
16
16
15
16
17
18
20
22
23
25
26
27
27
28

Feels Like (°C)

31
31
30
27
24
22
21
19
18
18
18
18
17
18
19
21
23
23
25
27
28
29
28
29

Dew Point (°C)

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

Relative Humidity (%)

46
52
60
64
70
78
81
83
85
86
86
87
89
86
79
75
69
63
59
56
53
49
47
47

Pressure (mb)

1027
1028
1028
1028
1029
1029
1029
1029
1029
1029
1030
1030
1030
1030
1031
1031
1031
1031
1031
1031
1031
1030
1030
1030

Ozone (du)

339
336
334
333
330
328
327
327
325
324
323
323
323
323
321
319
316
315
315
316
316
316
316
316

Sunday 24

Waxing Gibbous 64%

15:33

03:09

18 Good
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
08 Good
09 OK
10 Good
11 Good
12 Good
13 Good
14 OK
15 OK
16 OK
17 OK

Sun - Rise: 05:40, Set: 21:37, Transit: 13:39. Moon - Rise: 15:33, Set: 03:09. Civil Dark: 22:20 - 04:57. Nautical Dark: 23:20 - 03:56. Astro Dark: 01:12 - 01:54

Total Clouds (% Sky Obscured)

3
18
8
1
1
1
1
1
1
1
4
4
5
12
16
24
14
6
6
17
26
22
20
19

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
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
10
5
0
0
0
0
0
0
0
1
1
3
9
10
10
5
1
1
4
6
6
6
6

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
1
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
4
5
6
7
7
6
5
5
5
4
4
4
4
4
5
5
6
6
6
6
6
6
6

Chance of Frost

Temperature (°C)

27
27
25
23
21
20
19
18
17
17
16
16
15
16
18
20
22
24
26
27
28
28
28
29

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

48
53
64
73
75
80
81
81
81
82
79
79
79
79
72
67
62
57
53
49
45
42
41
41

Pressure (mb)

1030
1030
1030
1030
1030
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1032
1032
1031
1031
1031
1031
1030
1030

Ozone (du)

316
315
314
313
313
312
311
310
310
310
310
310
310
310
311
313
314
314
314
314
315
315
314
312

Monday 25

Waxing Gibbous 74%

16:46

03:21

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

Sun - Rise: 05:39, Set: 21:39, Transit: 13:39. Moon - Rise: 16:46, Set: 03:21. Civil Dark: 22:21 - 04:55. Nautical Dark: 23:22 - 03:54. Astro Dark: 01:24 - N/A

Total Clouds (% Sky Obscured)

20
16
11
2
3
2
2
3
2
2
7
5
4
4
4
3
2
2
2
2
1
1
3
2

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
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

12
12
10
1
2
1
1
1
0
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

28
27
26
24
22
21
20
19
18
17
17
16
17
18
19
21
23
25
26
27
28
28
29
29

Feels Like (°C)

28
27
26
24
23
22
22
20
20
19
18
17
18
19
20
22
24
26
27
28
29
30
30
30

Dew Point (°C)

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

Relative Humidity (%)

44
49
56
63
71
73
75
75
74
76
78
81
81
78
72
66
61
53
47
44
42
42
41
41

Pressure (mb)

1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1029
1029
1029
1029
1029
1029
1029
1029
1028
1028
1027
1027
1026

Ozone (du)

311
311
312
312
312
311
311
311
311
310
311
311
312
314
314
315
315
315
317
317
317
316
316
316

Tuesday 26

Waxing Gibbous 82%

17:59

03:33

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

Sun - Rise: 05:38, Set: 21:40, Transit: 13:39. Moon - Rise: 17:59, Set: 03:33. Civil Dark: 22:23 - 04:54. Nautical Dark: 23:24 - 03:53. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

3
2
3
0
1
2
10
8
7
16
15
37
49
73
6
6
7
6
5
4
7
9
11
14

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
11
22
33
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
1
2
1
1
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
3
3
32
49
73
1
0
0
0
0
0
0
1
1
3

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

Chance of Frost

Temperature (°C)

28
26
24
22
20
19
19
17
16
15
14
13
12
12
13
16
17
19
20
21
23
23
23
23

Feels Like (°C)

29
27
25
23
21
20
19
16
15
14
12
10
10
10
10
13
14
14
14
15
16
20
21
21

Dew Point (°C)

16
17
17
17
16
16
16
13
13
12
10
7
6
6
5
6
6
6
7
7
7
7
7
7

Relative Humidity (%)

47
57
66
72
76
82
82
76
81
80
74
68
66
66
58
53
48
44
42
39
37
36
36
35

Pressure (mb)

1026
1026
1026
1027
1027
1028
1028
1028
1029
1029
1029
1029
1029
1029
1029
1027
1027
1027
1027
1026
1026
1025
1025
1024

Ozone (du)

317
318
319
320
321
322
322
321
321
321
320
320
320
320
320
321
322
323
325
327
328
330
332
333

Wednesday 27

Waxing Gibbous 89%

17:59

03:47

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

Sun - Rise: 05:37, Set: 21:41, Transit: 13:39. Moon - Rise: 17:59, Set: 03:47. Civil Dark: 22:24 - 04:53. Nautical Dark: 23:26 - 03:51. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

17
17
28
42
56
42
29
16
43
67
91
86
82
77
58
39
23
21
18
16
29
38
46
64

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
10
15
10

Medium Clouds (% Sky Obscured)

0
0
1
3
4
3
2
0
2
4
7
4
5
6
4
3
2
3
3
3
2
1
0
27

High Clouds (% Sky Obscured)

4
5
12
20
25
19
11
4
34
65
91
64
37
8
10
9
7
9
11
11
21
30
46
60

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
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
10
2
5

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

Chance of Frost

Temperature (°C)

22
22
21
19
17
15
14
13
12
12
12
12
13
14
15
17
19
22
23
25
26
27
27
27

Feels Like (°C)

21
21
21
17
16
17
15
15
15
11
12
11
11
11
11
14
15
16
18
19
19
27
26
27

Dew Point (°C)

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

Relative Humidity (%)

39
44
49
53
58
64
65
68
70
71
71
72
69
68
65
58
51
45
41
36
33
33
33
33

Pressure (mb)

1024
1023
1023
1023
1024
1024
1024
1023
1023
1023
1023
1022
1022
1022
1022
1022
1021
1021
1021
1020
1020
1019
1019
1018

Ozone (du)

334
334
335
337
338
340
339
339
338
338
338
338
339
340
341
342
344
345
345
345
345
345
346
347

Thursday 28

Waxing Gibbous 94%

19:12

04:03

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: 05:36, Set: 21:42, Transit: 13:40. Moon - Rise: 19:12, Set: 04:03. Civil Dark: 22:26 - 04:52. Nautical Dark: 23:28 - 03:49. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

81
100
96
92
85
83
81
74
82
85
88
90
92
95
95
97
100
93
86
79

Low Clouds (% Sky Obscured)

6
0
0
0
0
0
0
0
0
0
0
22
44
75
67
59
48
55
58
55

Medium Clouds (% Sky Obscured)

55
82
68
49
33
26
19
14
22
32
37
23
7
1
8
16
24
17
10
3

High Clouds (% Sky Obscured)

81
100
86
73
64
63
54
40
28
39
48
60
70
84
90
96
100
83
63
33

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

4
4
11
2
0
1
3
2
5
5
5
36
65
72
63
55
17
30
30
22

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

26
26
26
24
24
23
22
22
22
18
17
17
16
15
15
17
17
18
18
19

Dew Point (°C)

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

Relative Humidity (%)

38
43
49
51
53
55
56
59
61
65
69
75
74
74
74
72
69
67
61
55

Pressure (mb)

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

Ozone (du)

348
349
350
348
346
343
342
341
340
340
339
339
340
341
342
343
344
345
346
347

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

Generated: 22/05/26 18:23:06. Forecast: 22/05/26 to 28/05/26. Timezone: UTC+2.00