Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 24

Waxing Gibbous 74%

15:31

03:07

23 Bad
00 OK
01 OK
02 OK
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
18 Good
19 Good
20 Good
21 Good
22 Good

Sun - Rise: 05:38, Set: 21:36, Transit: 13:37. Moon - Rise: 15:31, Set: 03:07. Civil Dark: 22:19 - 04:55. Nautical Dark: 23:17 - 03:55. Astro Dark: 01:05 - 01:58

Total Clouds (% Sky Obscured)

51
41
36
29
2
1
1
5
8
4
1
6
6
1
1
1
1
1
0
0
0
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)

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
78
78
77
78
78
80
83
82
75
69
63
57
52
48
44
42
41
44
52
60
68
70
69

Pressure (mb)

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

Ozone (du)

312
312
313
312
312
312
311
311
310
310
309
310
310
310
310
309
309
309
309
309
309
308
309
310

Monday 25

Waxing Gibbous 82%

16:44

03:19

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
18 Good
19 Good
20 Good
21 Good
22 Good

Sun - Rise: 05:37, Set: 21:37, Transit: 13:37. Moon - Rise: 16:44, Set: 03:19. Civil Dark: 22:20 - 04:54. Nautical Dark: 23:19 - 03:53. Astro Dark: 01:15 - N/A

Total Clouds (% Sky Obscured)

0
0
0
0
2
4
18
1
1
1
0
0
0
0
0
0
7
7
8
2
1
0
0
7

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)

0
0
0
0
2
4
17
1
1
1
0
0
0
0
0
0
6
5
7
2
0
0
0
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
7
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
5
5
4
4
4
4
3
3
3
3
3
3
3
3
3
2
2
3
3
4
3
3
3

Chance of Frost

Temperature (°C)

19
18
17
17
17
16
16
15
15
17
20
23
25
26
28
29
29
30
30
29
29
27
26
24

Feels Like (°C)

19
19
18
18
18
17
17
16
16
19
22
25
27
29
31
32
33
33
33
33
33
31
29
26

Dew Point (°C)

14
14
13
13
12
12
12
11
11
11
14
15
16
17
18
18
18
18
18
18
20
21
20
18

Relative Humidity (%)

72
73
73
74
74
73
75
76
75
69
65
62
59
56
54
51
49
49
50
51
60
67
70
69

Pressure (mb)

1031
1031
1031
1030
1030
1029
1029
1029
1029
1029
1029
1029
1029
1028
1028
1027
1026
1026
1025
1025
1024
1024
1024
1025

Ozone (du)

312
312
313
313
314
313
313
314
313
313
313
314
313
313
313
314
314
312
311
312
312
311
313
316

Tuesday 26

Waxing Gibbous 89%

17:57

03:31

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

Sun - Rise: 05:36, Set: 21:39, Transit: 13:37. Moon - Rise: 17:57, Set: 03:31. Civil Dark: 22:22 - 04:53. Nautical Dark: 23:21 - 03:51. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
0
1
0
0
0
39
65
73
74
75
27
12
1
8
6
5
7
58
81
10
8
6
4

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
37
37
47
53
47
27
12
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
33
36
36
34
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
1
1
6
5
5
7
48
76
10
8
6
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

24
22
21
19
18
17
16
15
16
16
17
17
19
20
21
22
23
22
22
22
21
20
17
16

Dew Point (°C)

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

Relative Humidity (%)

68
70
73
78
83
90
95
98
95
85
77
72
69
64
60
57
58
58
58
60
64
66
69
66

Pressure (mb)

1025
1025
1025
1025
1025
1025
1025
1025
1026
1026
1026
1026
1027
1027
1027
1026
1026
1026
1026
1025
1025
1025
1025
1026

Ozone (du)

319
320
321
321
322
321
322
322
323
322
322
322
322
322
323
323
323
323
323
324
324
325
326
327

Wednesday 27

Waxing Gibbous 89%

19:10

03:45

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

Sun - Rise: 05:35, Set: 21:40, Transit: 13:37. Moon - Rise: 19:10, Set: 03:45. Civil Dark: 22:23 - 04:52. Nautical Dark: 23:23 - 03:50. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

4
4
4
7
10
12
13
13
13
10
7
4
3
3
10
43
73
84
89
85
100
81
49
50

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
2
3
0
0
0
0
0
0
0
0
20
1
4
11
11
7
4
0

High Clouds (% Sky Obscured)

3
3
4
7
8
10
10
10
10
9
7
4
3
1
0
33
67
84
89
85
100
81
49
46

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)

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

Chance of Frost

Temperature (°C)

15
14
13
12
11
11
10
10
11
11
13
16
17
19
21
22
23
23
24
23
22
21
18
16

Feels Like (°C)

14
13
12
11
11
10
10
9
10
11
12
14
16
18
20
20
20
21
24
23
23
20
17
15

Dew Point (°C)

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

Relative Humidity (%)

68
70
74
76
77
80
82
83
81
68
60
54
48
44
42
40
40
40
41
43
54
64
66
64

Pressure (mb)

1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1024
1024
1023
1023
1022
1022
1022
1022
1022

Ozone (du)

328
328
330
331
332
332
331
332
335
336
336
336
337
338
339
339
339
339
339
339
339
338
337
336

Thursday 28

Waxing Gibbous 94%

20:23

04:01

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

Sun - Rise: 05:34, Set: 21:41, Transit: 13:37. Moon - Rise: 20:23, Set: 04:01. Civil Dark: 22:24 - 04:50. Nautical Dark: 23:25 - 03:48. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

43
50
70
57
58
81
61
88
81
60
66
70
59
51
29
48
66
86
81
75
72
71
71
68

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)

14
31
42
44
34
28
25
25
22
28
38
45
31
25
15
11
7
3
4
5
6
5
4
3

High Clouds (% Sky Obscured)

43
50
55
57
58
81
61
64
46
60
66
70
59
38
6
38
66
86
81
75
72
71
71
68

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
4
7
8
19
39
34
39
31
8
15
16
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
5
5
5
4
4
5
4
4
4
5
5
6
6
6
7
6
6
7
6
6
5
4
4

Chance of Frost

Temperature (°C)

15
15
14
13
13
13
13
13
15
17
19
21
23
25
26
27
27
27
27
27
26
26
24
22

Feels Like (°C)

14
14
13
13
13
13
12
13
14
16
21
23
25
27
28
29
29
29
29
29
29
28
27
27

Dew Point (°C)

9
8
8
7
7
7
7
7
9
11
12
13
13
14
14
14
15
15
15
16
17
18
17
16

Relative Humidity (%)

65
66
67
66
64
63
63
65
69
66
62
59
54
50
46
45
46
46
47
52
57
64
66
68

Pressure (mb)

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

Ozone (du)

335
334
334
333
332
331
330
331
333
335
333
332
332
333
334
334
335
337
338
338
337
337
337
337

Friday 29

Waxing Gibbous 98%

21:33

04:23

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
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 05:33, Set: 21:42, Transit: 13:38. Moon - Rise: 21:33, Set: 04:23. Civil Dark: 22:26 - 04:49. Nautical Dark: 23:27 - 03:46. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

73
79
84
91
95
100
100
100
100
100
100
100
86
73
62
63
68
77
85
93
100
100
100
100

Low Clouds (% Sky Obscured)

3
6
9
12
16
21
15
10
4
3
1
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

5
4
5
16
27
37
44
51
61
65
69
73
64
55
46
39
30
22
47
73
100
97
94
90

High Clouds (% Sky Obscured)

73
79
84
91
95
100
99
98
98
98
99
100
85
63
40
49
41
46
69
85
100
100
100
99

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

Precipitation Probability (%)

0
0
0
41
53
46
61
62
47
27
14
3
11
11
5
13
15
9
32
44
33
51
51
11

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

26
25
24
24
19
19
18
18
18
17
21
22
22
23
24
25
30
30
30
30
29
29
25
25

Dew Point (°C)

15
15
15
15
15
15
16
16
16
16
17
17
17
18
18
18
18
17
18
18
19
19
19
18

Relative Humidity (%)

72
74
75
77
80
82
85
82
81
80
75
70
64
61
56
53
52
50
49
56
63
70
73
76

Pressure (mb)

1019
1018
1018
1017
1017
1017
1017
1017
1017
1016
1016
1015
1015
1014
1014
1013
1013
1012
1012
1012
1011
1011
1011
1011

Ozone (du)

337
337
338
338
338
338
337
337
337
336
336
336
336
336
335
335
336
337
338
339
341
342
344
346

Saturday 30

Waxing Gibbous 100%

22:38

04:52

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
19 Bad

Sun - Rise: 05:32, Set: 21:43, Transit: 13:38. Moon - Rise: 22:38, Set: 04:52. Civil Dark: 22:27 - 04:48. Nautical Dark: 23:29 - 03:45. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
96
95
97
98
100
100
100
100
90
80
72
79
86
93
93
93
93
75
58
41

Low Clouds (% Sky Obscured)

0
0
0
18
35
53
48
48
51
57
66
72
70
63
53
66
78
87
70
55
39

Medium Clouds (% Sky Obscured)

69
46
23
48
72
98
99
99
100
86
72
58
55
52
50
41
31
20
12
4
0

High Clouds (% Sky Obscured)

97
95
92
94
98
100
100
100
100
90
80
70
55
42
26
25
18
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
9
9

Fog (%)

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

Precipitation Probability (%)

25
21
9
29
32
25
49
64
75
82
72
29
21
14
12
11
12
14
18
19
17

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0.4
0.5
0.4
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
19
18
17
17
16
15
15
15
15
16
17
18
19
20
20
20
20
20
20
19

Feels Like (°C)

24
23
22
21
17
17
16
16
15
15
15
15
16
16
16
16
19
19
19
19
19

Dew Point (°C)

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

Relative Humidity (%)

80
81
82
82
86
89
90
92
92
92
83
76
69
64
60
58
61
65
69
69
70

Pressure (mb)

1012
1012
1011
1011
1011
1011
1011
1012
1012
1012
1013
1014
1014
1014
1015
1015
1015
1015
1015
1016
1016

Ozone (du)

348
350
351
353
352
351
351
349
348
346
346
346
346
345
345
344
342
341
339
338
338

Forecast for Elst, Flemish Brabant, Kingdom of Belgium (50.77,4.89)

Generated: 24/05/26 23:43:45. Forecast: 24/05/26 to 30/05/26. Timezone: UTC+2.00