Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 21

Waxing Crescent 16%

07:28

22:43

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

Sun - Rise: 06:35, Set: 18:53, Transit: 12:45. Moon - Rise: 07:28, Set: 22:43. Civil Dark: 19:27 - 06:01. Nautical Dark: 20:07 - 05:22. Astro Dark: 20:48 - 04:40

Total Clouds (% Sky Obscured)

0
13
15
1
52
38
32
24
1
1
7
20
18
0
0
0
0
8
0
0
9
0
0
0

Low Clouds (% Sky Obscured)

0
13
0
1
52
37
32
23
1
1
6
18
16
0
0
0
0
7
0
0
9
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
0
0
0
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
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
9
8
7
7
8
8
8
8
7
8
8
8
6
6
8
7
7
7
6
6
6
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
73
74
78
79
78
82
85
88
89
91
91
93
91
86
76
71
66
62
59
57
54
54
57

Pressure (mb)

1016
1016
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1016
1016
1015
1015
1014
1014

Ozone (du)

368
367
364
365
366
367
366
367
365
366
369
372
372
374
377
381
385
389
391
392
392
391
389
386

Sunday 22

Waxing Crescent 26%

07:55

00:14

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

Sun - Rise: 06:33, Set: 18:55, Transit: 12:45. Moon - Rise: 07:55, Set: 00:14. Civil Dark: 19:29 - 05:59. Nautical Dark: 20:08 - 05:19. Astro Dark: 20:50 - 04:37

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
10
100
100
100
100
100
98
35
28
52
99
77
99
100
92
91
95
91

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
5
0
0
0
19
20
25
14
5
0
24
25
58
28
25
14

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
46
100
100
100
44
13
4
17
1
0
36
40
34
49
73
60

High Clouds (% Sky Obscured)

0
0
0
0
0
0
8
100
100
100
100
100
98
0
5
15
98
76
98
100
77
80
84
81

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
9

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
11
8
6
6
5
5
3
3
2
3
3
2
3
5
5
6
8
10
10
11
11
10
10

Dew Point (°C)

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

Relative Humidity (%)

65
67
70
75
81
82
85
86
86
86
86
85
83
86
81
74
69
67
66
65
68
66
75
79

Pressure (mb)

1014
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1017
1017
1018
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

386
386
388
389
390
394
398
402
408
408
402
399
402
398
393
386
381
378
373
372
371
370
367
365

Monday 23

Waxing Crescent 38%

08:34

01:42

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 OK
11 OK
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:30, Set: 18:57, Transit: 12:44. Moon - Rise: 08:34, Set: 01:42. Civil Dark: 19:30 - 05:57. Nautical Dark: 20:10 - 05:17. Astro Dark: 20:52 - 04:35

Total Clouds (% Sky Obscured)

94
89
83
81
89
100
100
100
94
97
88
97
97
77
79
62
38
28
93
95
98
100
100
69

Low Clouds (% Sky Obscured)

0
1
0
0
0
0
0
23
20
1
10
12
1
1
1
1
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

65
70
67
69
86
90
88
82
64
69
46
63
42
64
60
52
38
28
82
82
81
73
33
34

High Clouds (% Sky Obscured)

89
79
63
61
66
100
100
100
85
92
73
90
92
35
76
62
38
28
88
93
97
100
100
69

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
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)

5
4
4
3
2
2
3
3
4
5
5
5
6
6
7
9
12
13
14
14
14
14
15
14

Chance of Frost

Temperature (°C)

12
10
9
8
7
6
6
6
6
6
5
5
5
5
6
8
10
12
14
14
15
15
15
15

Feels Like (°C)

10
8
7
6
6
5
4
3
3
3
3
2
2
1
3
5
6
7
9
10
10
11
11
10

Dew Point (°C)

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

Relative Humidity (%)

81
84
85
88
88
90
90
90
90
88
88
86
88
89
84
81
78
71
70
68
66
67
67
66

Pressure (mb)

1021
1021
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1020
1020
1020
1020
1020
1019
1018
1017
1017
1016
1015
1014

Ozone (du)

362
360
358
356
355
353
351
350
349
348
346
344
344
344
344
344
343
343
344
344
344
346
350
353

Tuesday 24

Waxing Crescent 35%

09:31

02:56

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
16 Bad
17 Bad

Sun - Rise: 06:28, Set: 18:59, Transit: 12:44. Moon - Rise: 09:31, Set: 02:56. Civil Dark: 19:32 - 05:54. Nautical Dark: 20:12 - 05:14. Astro Dark: 20:54 - 04:32

Total Clouds (% Sky Obscured)

96
100
100
100
100
100
100
100
95
88
99
100
100
96
92
89
93
96
98
89
79
66
63
58

Low Clouds (% Sky Obscured)

0
4
29
35
19
28
25
38
50
59
67
66
65
68
70
73
67
61
55
54
53
50
40
33

Medium Clouds (% Sky Obscured)

88
94
99
100
100
67
100
77
45
50
71
100
90
90
80
70
80
90
92
83
64
34
43
54

High Clouds (% Sky Obscured)

68
96
56
100
97
92
52
48
27
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

0
0
1
10
69
95
95
34
46
39
54
57
65
62
65
69
74
79
76
69
60
53
58
68

Precipitation Amount (mm)

0
0
0
0
0.3
0.7
0.7
0
0
0
0
0
0.3
0.2
0.3
0.3
0.4
0.4
0.4
0.3
0.3
0.2
0.2
0.4

Wind Speed/Direction (mph)

15
15
16
17
19
18
15
13
13
16
16
17
16
16
15
17
19
19
19
20
19
19
18
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
8
6
5
5
4
6
6
6
4
5
2
2
0
0
0
-1
-1
0
-0
0
1
2
1

Dew Point (°C)

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

Relative Humidity (%)

67
64
63
62
63
78
91
81
83
82
84
84
70
74
72
71
71
69
66
63
62
64
69
78

Pressure (mb)

1013
1012
1011
1010
1009
1008
1007
1007
1006
1006
1005
1005
1005
1005
1005
1005
1005
1005
1006
1006
1006
1006
1007
1007

Ozone (du)

357
360
363
367
369
373
378
385
395
405
415
420
426
429
432
436
440
441
438
439
441
437
436
434

Wednesday 25

First Quarter 49%

10:44

03:51

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 OK
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:26, Set: 19:00, Transit: 12:44. Moon - Rise: 10:44, Set: 03:51. Civil Dark: 19:34 - 05:52. Nautical Dark: 20:14 - 05:12. Astro Dark: 20:56 - 04:29

Total Clouds (% Sky Obscured)

53
47
40
30
34
48
62
62
69
73
79
85
89
24
27
31
47
63
80
80
82
83
79
75

Low Clouds (% Sky Obscured)

9
8
11
24
17
19
19
31
45
59
68
78
84
19
23
27
39
52
68
72
73
78
79
75

Medium Clouds (% Sky Obscured)

53
47
40
30
34
48
44
20
17
13
10
7
4
0
0
0
1
2
4
6
3
2
1
1

High Clouds (% Sky Obscured)

10
0
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

6
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 (%)

39
14
31
25
25
35
25
7
7
16
20
19
18
25
28
33
35
36
37
39
45
50
47
40

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
78
79
82
76
80
82
76
76
77
77
76
77
79
75
72
68
65
60
57
59
62
62
64

Pressure (mb)

1007
1008
1009
1009
1010
1010
1011
1011
1011
1011
1012
1012
1012
1013
1012
1013
1013
1013
1014
1014
1014
1014
1015
1015

Ozone (du)

439
446
447
449
450
446
445
444
439
440
440
435
435
436
431
426
421
412
403
394
390
387
383
382

Thursday 26

Waxing Gibbous 61%

12:08

04:29

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
16 Bad
17 Bad

Sun - Rise: 06:23, Set: 19:02, Transit: 12:44. Moon - Rise: 12:08, Set: 04:29. Civil Dark: 19:36 - 05:50. Nautical Dark: 20:16 - 05:09. Astro Dark: 20:58 - 04:26

Total Clouds (% Sky Obscured)

71
67
72
77
73
69
66
68
71
73
70
68
70
73
70
66
73
79
87
89
92
93
90
87

Low Clouds (% Sky Obscured)

71
67
72
77
73
69
66
68
71
73
67
52
40
32
35
38
43
46
41
60
78
93
81
69

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
7
12
14
18
23
25
19
13
7
23
32

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
1
0
0
0
0
0
1
1
1
1
1
20
39
58
68
79

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 (%)

33
28
24
21
22
17
6
13
13
3
5
6
1
3
4
0
3
2
0
0
0
0
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
68
69
71
72
73
74
77
79
79
79
79
79
79
72
65
60
57
56
53
54
54
55
60

Pressure (mb)

1016
1016
1017
1017
1018
1018
1019
1019
1019
1020
1020
1021
1021
1021
1022
1023
1023
1023
1023
1023
1023
1023
1023
1024

Ozone (du)

381
380
378
376
374
372
370
369
367
366
365
364
362
360
358
356
353
352
350
348
349
349
349
348

Friday 27

Waxing Gibbous 72%

13:34

04:55

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

Sun - Rise: 06:21, Set: 19:04, Transit: 12:43. Moon - Rise: 13:34, Set: 04:55. Civil Dark: 19:37 - 05:47. Nautical Dark: 20:18 - 05:07. Astro Dark: 21:01 - 04:24

Total Clouds (% Sky Obscured)

84
78
72
70
77
84
92
87
80
71
66
61
56
63
73
84
80
78
74

Low Clouds (% Sky Obscured)

58
49
41
34
30
23
16
35
52
69
65
61
56
63
73
82
77
73
65

Medium Clouds (% Sky Obscured)

38
38
38
48
47
47
51
44
33
21
17
10
4
8
13
19
27
44
55

High Clouds (% Sky Obscured)

84
78
70
61
70
70
76
61
45
32
38
47
53
42
39
35
37
29
30

ISS Passover

Visibility (miles)

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

Precipitation Type

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
1
1
2
3
2
10
16
16
19
20
21
19
17
12

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
6
3
3
3
2
2
2
1
1
1
1
1
0
1
1
2
2
2

Dew Point (°C)

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

Relative Humidity (%)

66
72
75
76
79
77
77
77
76
75
73
75
77
79
82
85
86
85
82

Pressure (mb)

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

Ozone (du)

346
344
344
344
345
344
343
343
343
343
344
343
342
342
341
341
340
343
345

Forecast for 's-Hertogenbosch, Gemeente 's-Hertogenbosch, Netherlands (51.70,5.30)

Generated: 21/03/26 18:12:01. Forecast: 21/03/26 to 27/03/26. Timezone: UTC+1.00