Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 29

Waxing Gibbous 89%

16:02

06:26

08 Bad
09 Bad
10 Bad
11 Bad
12 OK
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 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 07:19, Set: 20:08, Transit: 13:45. Moon - Rise: 16:02, Set: 06:26. Civil Dark: 20:41 - 06:46. Nautical Dark: 21:21 - 06:06. Astro Dark: 22:03 - 05:24

Total Clouds (% Sky Obscured)

62
56
67
52
37
82
100
100
100
100
100
100
100
100
100
100
100
100
100
70
79
69
71
71

Low Clouds (% Sky Obscured)

62
56
50
52
34
51
45
31
15
6
46
18
47
42
98
100
70
100
45
50
69
68
70
68

Medium Clouds (% Sky Obscured)

0
0
0
0
0
50
35
39
74
100
100
100
100
100
100
100
62
85
57
28
8
0
2
0

High Clouds (% Sky Obscured)

0
0
1
0
4
14
100
99
100
100
100
100
100
100
100
100
92
13
2
0
3
26
3
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
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
1
1
1

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
1
14
0
0
0
1
0
1
4
15
65
79
56
95
87
38
43
41
48
41

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.5
0
0.6
0.6
0
0
0
0
0

Wind Speed/Direction (mph)

4
5
6
6
7
7
9
11
12
13
12
11
12
14
16
19
19
19
19
15
14
14
14
14

Chance of Frost

Temperature (°C)

2
3
5
7
8
9
10
10
10
10
9
8
8
7
7
6
6
7
7
7
7
6
6
5

Feels Like (°C)

1
2
4
5
6
6
5
5
5
4
4
3
2
2
1
-0
0
0
1
2
2
2
1
0

Dew Point (°C)

1
1
1
1
-0
-1
-1
-2
-1
-1
1
1
1
1
1
2
3
4
5
6
5
5
4
3

Relative Humidity (%)

93
86
75
65
56
51
47
45
46
48
57
60
63
64
67
72
79
85
88
91
85
90
86
86

Pressure (mb)

1030
1030
1030
1030
1030
1030
1029
1029
1028
1027
1026
1026
1025
1025
1024
1022
1021
1020
1019
1020
1019
1019
1019
1019

Ozone (du)

391
391
388
389
383
379
380
376
373
371
371
372
372
372
370
369
369
369
367
366
362
360
354
353

Monday 30

Waxing Gibbous 95%

17:22

06:39

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 OK
21 Bad
22 OK
23 OK
00 OK
01 OK
02 OK
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 07:17, Set: 20:10, Transit: 13:44. Moon - Rise: 17:22, Set: 06:39. Civil Dark: 20:43 - 06:44. Nautical Dark: 21:23 - 06:03. Astro Dark: 22:05 - 05:21

Total Clouds (% Sky Obscured)

74
58
62
95
81
100
91
73
71
60
52
44
36
42
23
30
45
36
26
52
90
79
69
59

Low Clouds (% Sky Obscured)

74
58
49
55
31
34
40
48
51
44
49
44
36
42
23
28
36
16
9
22
55
59
45
41

Medium Clouds (% Sky Obscured)

0
0
38
85
45
85
64
27
19
14
0
0
0
0
0
0
4
10
5
20
49
30
36
27

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
16
0
0
0
0
0
1
9
9
12
1
1
2
2

ISS Passover

Visibility (miles)

4
9
9
9
8
9
8
7
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

32
25
24
37
41
50
48
55
44
32
8
8
8
11
0
0
0
0
3
3
11
12
23
30

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
12
14
16
17
18
17
19
18
19
16
15
13
10
8
6
6
6
6
6
6
7
7
7

Chance of Frost

Temperature (°C)

5
6
7
8
9
9
9
9
9
9
9
8
7
6
5
5
4
4
3
3
3
3
4
4

Feels Like (°C)

0
2
3
3
4
2
3
2
2
2
3
2
1
1
2
3
1
0
0
-1
-1
-1
-0
1

Dew Point (°C)

3
3
3
2
1
1
2
2
2
3
3
2
2
1
1
1
1
1
1
1
2
2
2
2

Relative Humidity (%)

85
82
74
64
59
56
60
61
62
64
65
64
69
70
75
79
82
83
86
88
91
91
85
88

Pressure (mb)

1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1022
1022
1023
1024
1024
1025
1025
1025
1026
1026
1026
1026
1026
1026

Ozone (du)

351
351
349
347
346
340
334
333
333
332
332
330
326
322
322
323
325
324
321
320
320
319
317
317

Tuesday 31

Waxing Gibbous 99%

18:38

06:51

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 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 07:15, Set: 20:11, Transit: 13:44. Moon - Rise: 18:38, Set: 06:51. Civil Dark: 20:44 - 06:41. Nautical Dark: 21:24 - 06:01. Astro Dark: 22:07 - 05:18

Total Clouds (% Sky Obscured)

62
81
89
97
91
93
93
86
88
92
75
75
82
87
91
98
100
100
100
100
100
96
93
89

Low Clouds (% Sky Obscured)

45
70
68
56
66
70
75
63
61
65
42
53
63
40
72
96
100
94
96
98
100
93
85
79

Medium Clouds (% Sky Obscured)

27
41
53
70
50
50
50
31
45
50
40
34
38
31
23
23
21
20
23
22
20
19
18
16

High Clouds (% Sky Obscured)

3
1
0
0
0
0
0
0
0
0
0
2
2
0
2
30
20
20
15
1
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 (%)

29
22
34
32
11
17
4
6
3
1
1
0
0
0
0
0
0
0
4
9
9
9
5
1

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
9
10
12
12
12
12
13
13
14
12
11
8
7
6
5
5
4
4
4
3
2
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
1
3
4
4
4
5
5
5
5
6
6
5
4
5
3
3
4
4
4
4
4
4
4

Dew Point (°C)

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

Relative Humidity (%)

93
90
81
73
67
62
65
58
55
55
61
67
74
81
84
78
78
79
81
81
81
81
81
81

Pressure (mb)

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

Ozone (du)

319
321
320
318
318
320
322
324
326
326
324
323
322
322
322
322
324
324
325
325
323
323
324
325

Wednesday 1

Waxing Gibbous 100%

19:53

07:03

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 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 07:12, Set: 20:13, Transit: 13:44. Moon - Rise: 19:53, Set: 07:03. Civil Dark: 20:46 - 06:39. Nautical Dark: 21:26 - 05:59. Astro Dark: 22:09 - 05:15

Total Clouds (% Sky Obscured)

91
93
96
95
94
92
86
80
74
75
76
77
86
93
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

83
86
90
83
78
73
66
58
49
37
26
15
26
37
48
62
76
90
89
89
89
76
64
56

Medium Clouds (% Sky Obscured)

19
19
19
23
17
17
16
17
12
16
17
19
27
38
38
35
40
77
90
100
99
99
99
99

High Clouds (% Sky Obscured)

8
16
24
16
8
0
0
0
0
0
0
0
0
0
0
0
0
0
11
23
37
27
16
10

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 (%)

1
2
1
0
0
0
0
1
6
6
3
7
7
13
9
25
27
21
25
25
20
19
19
24

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
82
79
78
78
77
74
76
75
75
75
77
84
87
87
84
84
84
85
85
88
90
90
90

Pressure (mb)

1026
1026
1025
1025
1025
1024
1024
1023
1022
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1018
1018
1017
1017
1017

Ozone (du)

326
327
329
329
329
328
326
327
328
329
330
331
330
329
331
333
335
339
342
343
346
347
349
351

Thursday 2

Full Moon 99%

21:07

07:15

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 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 07:10, Set: 20:14, Transit: 13:43. Moon - Rise: 21:07, Set: 07:15. Civil Dark: 20:48 - 06:37. Nautical Dark: 21:28 - 05:56. Astro Dark: 22:11 - 05:13

Total Clouds (% Sky Obscured)

98
97
96
97
98
100
100
100
100
100
100
100
93
96
98
99
99
99
99
99
99
99
99
100

Low Clouds (% Sky Obscured)

66
78
87
86
85
83
89
95
100
100
100
100
47
53
60
62
61
66
66
63
63
70
78
89

Medium Clouds (% Sky Obscured)

95
36
29
31
38
40
40
45
45
37
35
28
35
33
13
9
10
7
35
68
98
97
97
97

High Clouds (% Sky Obscured)

5
5
5
33
67
100
100
100
100
100
100
100
31
48
65
67
68
70
74
78
87
87
87
89

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

Precipitation Probability (%)

17
25
25
30
32
44
42
39
40
42
32
15
5
5
2
8
9
5
7
7
6
15
25
32

Precipitation Amount (mm)

0
0
0
0
0
0.2
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
5
4
5
6
6
6
6
5
3
4
4
4
5
7
7
8
8
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
88
88
90
90
85
81
78
74
74
73
74
77
77
75
74
75
76
78
79
84
85
87
90

Pressure (mb)

1017
1017
1017
1017
1017
1016
1016
1016
1015
1015
1015
1015
1015
1014
1014
1014
1013
1013
1013
1013
1012
1012
1012
1012

Ozone (du)

351
354
357
360
361
363
365
366
368
370
372
371
371
373
376
379
381
384
386
387
388
389
391
393

Friday 3

Waning Gibbous 96%

22:21

07:31

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 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 07:08, Set: 20:16, Transit: 13:43. Moon - Rise: 22:21, Set: 07:31. Civil Dark: 20:49 - 06:34. Nautical Dark: 21:30 - 05:54. Astro Dark: 22:14 - 05:10

Total Clouds (% Sky Obscured)

100
100
100
99
96
93
90
85
79
88
94
98
99
99
100
100
99
99
94
88
83
79
79
76

Low Clouds (% Sky Obscured)

90
92
94
73
46
18
35
51
68
74
78
80
76
65
56
54
52
48
58
68
79
77
74
63

Medium Clouds (% Sky Obscured)

97
98
99
91
84
77
56
36
15
25
32
43
60
78
96
97
97
98
94
88
83
79
79
76

High Clouds (% Sky Obscured)

60
37
6
3
5
8
16
15
11
20
32
40
35
35
45
75
80
75
85
85
83
75
55
50

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
8
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
Very Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

45
50
50
48
38
17
26
24
20
19
16
5
10
14
16
26
34
37
49
56
62
58
49
37

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
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
5
5
5
5
5
9
8
8
7
7
7
5
5
5
5
4
4
3
2
1
1
1

Dew Point (°C)

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

Relative Humidity (%)

93
82
74
66
61
58
54
58
62
66
67
69
70
70
70
73
73
74
74
78
84
88
88
90

Pressure (mb)

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

Ozone (du)

395
398
401
404
404
404
404
403
402
401
401
402
403
400
398
396
394
393
391
390
389
388
387
387

Saturday 4

Waning Gibbous 91%

23:36

07:50

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: 07:06, Set: 20:18, Transit: 13:43. Moon - Rise: 23:36, Set: 07:50. Civil Dark: 20:51 - 06:32. Nautical Dark: 21:32 - 05:51. Astro Dark: 22:16 - 05:07

Total Clouds (% Sky Obscured)

74
69
65
75
86
96
92
90
87
77
66
59
73
84
93
95
96
99

Low Clouds (% Sky Obscured)

61
59
56
67
78
89
84
77
71
64
56
48
49
49
50
53
54
59

Medium Clouds (% Sky Obscured)

74
69
65
75
85
82
81
76
74
66
66
59
73
79
73
59
46
32

High Clouds (% Sky Obscured)

50
50
50
40
40
40
78
90
87
77
66
59
73
84
62
52
37
25

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

42
47
51
55
57
57
66
70
67
77
78
71
57
37
17
40
54
61

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0
0.4
0.4
0.4
0.2
0
0
0
0.2
0.2

Wind Speed/Direction (mph)

14
14
15
15
17
17
18
19
20
20
17
15
12
12
12
13
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

0
0
1
3
3
3
3
5
4
3
4
5
5
1
1
2
3
3

Dew Point (°C)

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

Relative Humidity (%)

90
88
88
88
87
87
87
87
86
86
84
84
82
84
82
82
85
88

Pressure (mb)

1008
1009
1009
1009
1009
1009
1009
1008
1008
1008
1009
1010
1010
1011
1011
1011
1011
1011

Ozone (du)

386
386
387
387
387
387
387
385
384
383
383
383
383
385
386
388
388
388

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

Generated: 29/03/26 08:02:15. Forecast: 29/03/26 to 04/04/26. Timezone: UTC+2.00