Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 28

Waxing Gibbous 82%

16:02

06:11

16 Bad
17 Bad
18 OK
19 OK
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 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

Sun - Rise: 07:21, Set: 19:06, Transit: 13:45. Moon - Rise: 16:02, Set: 06:11. Civil Dark: 19:39 - 06:48. Nautical Dark: 20:19 - 06:08. Astro Dark: 21:01 - 05:26

Total Clouds (% Sky Obscured)

51
54
36
31
81
77
91
76
73
61
52
63
63
62
50
43
33
49
56
51
73
81
65
100

Low Clouds (% Sky Obscured)

51
32
28
31
16
31
47
60
73
61
52
59
63
62
50
43
33
49
56
42
35
45
12
13

Medium Clouds (% Sky Obscured)

0
0
0
0
75
59
83
53
1
0
0
0
0
0
0
0
0
0
0
11
39
37
37
35

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
7
7
35
41
100

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
0
0
0
0
5
13
7
0
0
1
5
0
0
0
0
1
8
17
14
5
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)

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

Chance of Frost

Temperature (°C)

9
8
7
6
5
4
4
4
4
3
3
3
3
3
3
2
3
6
7
8
9
10
10
10

Feels Like (°C)

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

Dew Point (°C)

-2
-1
0
0
0
0
1
0
1
2
2
2
2
2
2
1
1
1
1
0
0
-0
-0
-1

Relative Humidity (%)

48
55
61
67
73
76
79
77
83
88
91
93
93
93
93
91
82
72
64
56
52
49
48
46

Pressure (mb)

1021
1022
1023
1023
1024
1025
1026
1026
1026
1027
1027
1028
1028
1028
1029
1030
1030
1031
1030
1031
1030
1029
1029
1028

Ozone (du)

393
394
395
400
408
416
419
423
426
426
427
420
413
408
402
398
397
397
396
390
386
385
383
379

Sunday 29

Waxing Gibbous 89%

No Rise

06:26

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
14 Bad
15 Bad

Sun - Rise: 07:19, Set: 20:08, Transit: 13:44. Moon - Rise: No Rise, 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)

100
100
100
100
100
100
100
100
100
72
100
100
97
81
66
68
63
76
52
93
100
82
100
84

Low Clouds (% Sky Obscured)

13
37
39
43
0
5
12
100
100
70
89
65
53
66
66
68
63
56
38
66
80
64
66
63

Medium Clouds (% Sky Obscured)

35
82
97
100
100
100
79
100
66
0
81
60
46
48
16
0
0
11
6
23
35
22
50
27

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
69
19
10
1
0
0
0
0
0
0
0
0
0
0
1
2
6

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
5
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
6
45
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
1
0
0
15
4
15
78
95
53
95
95
39
61
42
28
25
35
40
49
67
78
75
74

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.4
0.8
0
0.6
1.8
0
0.3
0
0
0
0
0
0
0.3
0.5
0.4
0.4

Wind Speed/Direction (mph)

11
12
11
11
11
14
15
16
19
20
20
18
15
13
14
13
11
11
15
17
17
18
16
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

46
47
55
59
58
66
71
75
76
85
85
91
88
85
93
91
86
85
79
70
59
57
63
56

Pressure (mb)

1028
1027
1027
1026
1026
1025
1025
1023
1022
1021
1020
1019
1019
1018
1019
1019
1020
1020
1020
1020
1020
1020
1021
1021

Ozone (du)

379
376
376
374
372
371
370
372
371
372
368
364
363
360
357
355
355
353
353
352
349
345
340
336

Monday 30

Waxing Gibbous 95%

17:22

06:39

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

83
76
63
56
47
40
43
37
14
27
28
22
35
69
86
89
97
95
87
100
89
89
88
88

Low Clouds (% Sky Obscured)

68
56
63
54
45
40
43
37
14
27
28
22
32
42
55
50
54
52
52
52
61
57
65
73

Medium Clouds (% Sky Obscured)

26
23
0
0
0
0
0
0
0
0
0
0
0
21
32
35
39
26
21
30
18
14
17
16

High Clouds (% Sky Obscured)

1
1
2
1
0
1
3
2
0
0
1
1
2
20
12
2
4
2
1
2
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
3
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 (%)

63
46
33
22
17
3
2
1
4
17
2
1
0
1
16
11
10
24
41
33
23
8
7
8

Precipitation Amount (mm)

0.3
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)

17
17
16
16
12
8
7
6
6
6
6
6
6
6
6
6
6
7
9
11
12
11
12
13

Chance of Frost

Temperature (°C)

8
8
8
7
6
5
5
4
4
3
3
2
2
2
2
2
3
5
6
7
8
9
10
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
62
69
66
76
78
79
77
83
88
89
93
93
93
93
91
94
86
79
75
63
65
63
60

Pressure (mb)

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

Ozone (du)

334
332
330
329
328
326
325
326
325
325
324
323
322
322
322
322
323
324
323
322
322
323
323
323

Tuesday 31

Waxing Gibbous 99%

18:38

06:51

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
14 Bad
15 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)

79
88
87
90
86
94
97
97
97
97
83
70
56
59
61
63
67
71
73
74
77
78
64
53

Low Clouds (% Sky Obscured)

72
68
56
46
45
52
58
57
60
60
59
55
51
54
56
59
61
64
66
68
69
71
51
32

Medium Clouds (% Sky Obscured)

15
18
25
28
32
31
31
35
23
22
15
7
0
0
0
0
0
0
0
3
1
0
0
3

High Clouds (% Sky Obscured)

0
1
0
0
0
2
0
3
3
2
1
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 (%)

6
17
8
4
4
3
0
3
2
2
3
3
1
3
5
3
1
1
0
0
2
4
7
12

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)

12
15
13
12
10
8
7
6
6
5
4
4
3
3
2
3
3
4
4
5
5
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
4
4
3
3
3
2
2
2
2
2
2
2
2
2
1
3
4
5
6
7
8
9

Dew Point (°C)

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

Relative Humidity (%)

63
58
63
68
76
81
83
79
79
82
82
83
83
83
83
86
86
85
83
82
82
81
80
78

Pressure (mb)

1026
1026
1026
1026
1027
1027
1027
1027
1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1024
1024
1023

Ozone (du)

323
323
323
323
324
324
324
324
324
326
326
326
326
326
325
327
330
330
330
331
331
331
330
331

Wednesday 1

Waxing Gibbous 100%

19:53

07:03

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

Sun - Rise: 07:12, Set: 20:13, Transit: 13:43. 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)

48
45
47
41
45
40
45
36
35
35
30
30
35
30
35
40
97
96
95
96
96
97
98
99

Low Clouds (% Sky Obscured)

13
9
4
9
10
13
15
13
15
15
15
20
25
30
30
40
56
71
87
89
90
92
91
90

Medium Clouds (% Sky Obscured)

3
3
0
0
0
0
0
0
0
0
0
0
35
30
35
13
47
37
12
8
9
6
2
8

High Clouds (% Sky Obscured)

1
1
1
1
1
0
4
0
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
8
7
5
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
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

Precipitation Probability (%)

13
33
34
28
23
16
15
3
5
3
2
1
0
0
0
0
14
23
32
42
49
54
54
49

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
5
3
2
2
3
5
4
4
3
3
3
3
3
4
4
5
9
10
11
10
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
76
77
82
84
84
84
84
87
85
85
85
87
85
83
83
85
87
87
88
90
91
93
88

Pressure (mb)

1022
1021
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1018
1018
1017
1017
1017
1014
1014
1014
1013
1013
1013
1012

Ozone (du)

331
333
334
333
332
332
332
335
335
335
337
339
341
342
343
352
360
364
367
371
371
372
372
374

Thursday 2

Full Moon 99%

21:07

07:15

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
14 Bad
15 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)

100
100
100
100
100
100
100
100
100
100
100
100
100
99
98
97
98
98
98
98
99
100
92
81

Low Clouds (% Sky Obscured)

88
90
92
93
95
97
99
97
97
98
90
83
76
82
84
83
81
73
66
69
74
80
79
79

Medium Clouds (% Sky Obscured)

13
45
72
99
99
98
98
99
98
98
98
97
96
68
36
6
6
7
8
27
44
58
53
45

High Clouds (% Sky Obscured)

17
12
4
10
5
20
10
5
10
20
55
71
90
67
44
23
17
9
1
4
5
6
11
16

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

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

Precipitation Probability (%)

39
38
47
61
63
56
41
41
40
34
33
42
53
51
48
64
52
33
21
25
24
20
22
21

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
81
81
82
84
84
84
82
83
85
86
85
83
83
85
86
90
87
87
85
77
70
64
66

Pressure (mb)

1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1010
1010
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011

Ozone (du)

375
377
380
382
385
389
393
397
399
402
405
406
407
409
408
408
407
408
409
411
410
410
409
407

Friday 3

Waning Gibbous 96%

22:21

07:31

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: 07:08, 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)

72
80
91
100
100
100
100
100
100
100
98
96
93
94
95
96
92
90
89
93
96
99

Low Clouds (% Sky Obscured)

72
70
59
33
31
30
29
45
62
77
66
57
46
58
70
82
76
69
64
71
76
84

Medium Clouds (% Sky Obscured)

37
29
17
5
14
22
38
37
39
45
49
57
59
61
62
65
60
57
54
42
30
19

High Clouds (% Sky Obscured)

21
23
38
54
50
46
42
42
34
27
57
80
93
76
59
41
31
22
7
5
2
1

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

Fog (%)

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

Precipitation Probability (%)

10
15
14
8
13
11
2
22
52
78
73
60
31
25
17
5
20
27
25
36
37
33

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0.5
0.4
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
12
10
8
6
7
8
10
10
11
12
12
12
13
14
14
15
16
16
17
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
69
73
78
81
85
87
91
91
93
94
93
93
93
91
91
88
88
87
87
87
85

Pressure (mb)

1011
1011
1011
1011
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011
1011
1012
1012
1013
1013
1014

Ozone (du)

405
402
401
401
400
401
402
404
403
403
402
401
401
400
400
399
399
399
399
399
398
397

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

Generated: 28/03/26 15:47:44. Forecast: 28/03/26 to 03/04/26. Timezone: UTC+1.00