Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 23

Waxing Gibbous 100%

20:41

06:19

08 Good
09 OK
10 OK
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: 06:21, Set: 20:55, Transit: 13:39. Moon - Rise: 20:41, Set: 06:19. Civil Dark: 21:33 - 05:43. Nautical Dark: 22:21 - 04:54. Astro Dark: 23:20 - 03:55

Total Clouds (% Sky Obscured)

15
26
30
65
91
94
100
100
100
95
100
100
81
86
86
100
74
64
92
76
79
56
60
47

Low Clouds (% Sky Obscured)

0
1
2
15
35
8
55
100
100
92
99
100
78
81
65
100
73
69
77
69
67
56
60
47

Medium Clouds (% Sky Obscured)

0
0
0
19
28
40
42
37
41
35
53
25
12
26
22
27
5
0
26
12
12
0
0
0

High Clouds (% Sky Obscured)

70
78
18
38
77
85
100
94
80
80
85
71
4
2
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
6
9
9
9
9
9
9
9
9
9
9
9
7
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
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
3
10
34
57
64
54
33
28
34
31
38
36
37
41
42
43
43
32

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

3
2
2
5
8
10
12
13
16
14
14
16
15
15
14
14
14
14
15
16
16
17
19
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
58
52
50
50
51
52
54
64
85
88
84
77
72
75
72
76
76
72
74
74
72
71
72

Pressure (mb)

1022
1022
1022
1022
1021
1021
1020
1019
1018
1017
1016
1016
1016
1016
1016
1015
1015
1014
1014
1013
1012
1012
1011
1011

Ozone (du)

411
411
411
409
406
405
406
406
404
405
404
406
405
404
407
412
416
420
422
422
424
427
430
435

Wednesday 24

Full Moon 99%

21:58

06:33

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: 06:19, Set: 20:56, Transit: 13:39. Moon - Rise: 21:58, Set: 06:33. Civil Dark: 21:35 - 05:41. Nautical Dark: 22:24 - 04:51. Astro Dark: 23:23 - 03:51

Total Clouds (% Sky Obscured)

63
79
87
98
92
79
90
80
81
82
53
62
72
73
73
70
76
78
95
95
96
99
100
100

Low Clouds (% Sky Obscured)

58
57
69
78
81
79
75
73
73
75
53
57
68
65
62
60
67
70
74
66
73
77
67
62

Medium Clouds (% Sky Obscured)

17
74
82
83
42
0
45
27
22
19
0
0
0
0
3
3
55
55
85
88
90
97
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
4
4
4
65
68
3
85
91
46
98
100
100

ISS Passover

Visibility (miles)

9
7
6
8
7
8
7
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

46
49
59
68
73
73
64
60
52
37
31
33
33
37
31
30
15
22
22
19
9
19
22
23

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

18
20
20
21
21
20
22
21
20
19
17
15
14
12
12
12
12
11
10
10
8
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
4
4
3
4
3
4
2
1
1
2
3
3
3
4
3
3
3
2
2
1
1
1
1

Relative Humidity (%)

74
79
78
74
77
69
70
62
58
60
64
69
71
77
79
79
78
76
76
75
72
70
70
68

Pressure (mb)

1010
1010
1010
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1008
1008
1008
1007
1007
1006

Ozone (du)

437
439
439
439
439
437
436
436
433
429
431
427
426
425
424
427
429
429
429
430
432
433
430
426

Thursday 25

Waning Gibbous 96%

23:18

06:52

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: 06:17, Set: 20:58, Transit: 13:39. Moon - Rise: 23:18, Set: 06:52. Civil Dark: 21:37 - 05:38. Nautical Dark: 22:26 - 04:49. Astro Dark: 23:26 - 03:47

Total Clouds (% Sky Obscured)

99
100
100
100
100
99
100
98
100
91
86
80
93
79
66
68
69
56
53
51
48
48
49
49

Low Clouds (% Sky Obscured)

58
37
40
86
54
53
71
70
72
72
62
63
82
59
57
39
56
50
54
51
48
48
49
49

Medium Clouds (% Sky Obscured)

99
100
100
100
100
97
58
46
48
48
47
49
35
33
22
63
44
41
40
35
35
30
25
20

High Clouds (% Sky Obscured)

96
100
23
25
20
0
0
0
0
0
0
0
16
3
35
75
53
9
4
0
4
6
8
80

ISS Passover

Visibility (miles)

9
9
9
9
9
7
5
6
5
9
9
9
9
9
9
9
9
9
9
8
6
7
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
Light Rain
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

27
25
14
39
67
64
67
60
63
60
65
69
51
29
25
8
14
22
32
45
52
52
36
28

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

9
10
12
12
13
15
18
17
16
14
12
10
9
6
5
3
4
5
5
7
8
8
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
64
61
62
66
63
69
81
73
71
68
68
74
76
81
82
85
83
85
91
91
91
94
98

Pressure (mb)

1006
1006
1006
1006
1005
1005
1005
1004
1004
1003
1003
1003
1003
1003
1003
1003
1003
1003
1002
1002
1002
1002
1002
1002

Ozone (du)

423
423
424
426
426
427
429
428
429
430
428
426
423
422
421
420
419
418
418
419
422
425
427
428

Friday 26

Waning Gibbous 91%

00:37

07:21

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: 06:15, Set: 21:00, Transit: 13:38. Moon - Rise: 00:37, Set: 07:21. Civil Dark: 21:39 - 05:36. Nautical Dark: 22:28 - 04:46. Astro Dark: 23:30 - 03:43

Total Clouds (% Sky Obscured)

65
82
98
99
99
100
100
100
100
100
100
100
100
99
100
100
100
100
87
74
61
58
57
54

Low Clouds (% Sky Obscured)

45
43
45
46
54
58
66
75
82
85
85
90
85
80
76
62
52
51
47
50
46
47
44
37

Medium Clouds (% Sky Obscured)

44
68
93
95
98
100
100
96
100
100
100
100
100
83
100
100
99
95
78
57
32
31
35
35

High Clouds (% Sky Obscured)

85
90
38
90
81
47
61
70
75
83
92
37
60
26
75
100
100
100
90
77
70
65
60
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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

27
30
33
36
31
32
50
62
74
77
77
73
86
90
91
77
64
51
49
42
18
30
29
7

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0.4
0.4
0.3
0
0.4
0.5
0.6
0.4
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
90
81
90
95
91
85
84
82
77
81
82
88
91
93
93
95
95
93
93
91
91
91
93

Pressure (mb)

1002
1002
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1002
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003

Ozone (du)

430
432
431
431
431
431
430
429
432
433
433
434
433
433
431
429
428
427
426
427
424
422
420
419

Saturday 27

Waning Gibbous 83%

01:50

08:04

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: 06:13, Set: 21:02, Transit: 13:38. Moon - Rise: 01:50, Set: 08:04. Civil Dark: 21:40 - 05:34. Nautical Dark: 22:31 - 04:43. Astro Dark: 23:33 - 03:39

Total Clouds (% Sky Obscured)

58
61
67
62
60
55
70
86
100
100
100
100
99
98
97
94
91
87
86
86
85
83
82
81

Low Clouds (% Sky Obscured)

43
47
54
54
44
35
30
20
10
10
10
10
5
5
5
4
4
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

30
23
21
25
19
20
44
73
90
99
100
89
59
64
69
69
75
80
72
66
59
63
66
68

High Clouds (% Sky Obscured)

75
80
80
80
80
80
85
86
91
91
91
76
90
94
99
95
92
86
78
70
64
66
69
76

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
7
9
9
9
9
9
8
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 (%)

18
17
2
7
5
2
11
7
20
23
6
1
21
27
32
31
28
23
23
21
16
18
14
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
9
10
11
12
12
12
11
10
9
8
7
6
8
8
9
8
8
7
7
7
7
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
84
77
73
70
65
62
54
54
62
70
68
66
73
80
87
89
93
95
92
88
87
87
87

Pressure (mb)

1003
1004
1004
1004
1005
1005
1005
1005
1005
1005
1006
1006
1006
1005
1005
1006
1005
1005
1005
1006
1006
1006
1007
1007

Ozone (du)

420
421
420
419
418
418
417
416
419
420
423
422
421
422
423
424
425
426
428
428
428
428
428
428

Sunday 28

Waning Gibbous 74%

02:49

08:04

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: 06:11, Set: 21:03, Transit: 13:38. Moon - Rise: 02:49, Set: 08:04. Civil Dark: 21:42 - 05:32. Nautical Dark: 22:33 - 04:41. Astro Dark: 23:37 - 03:36

Total Clouds (% Sky Obscured)

85
90
94
96
97
99
98
98
98
97
96
95
97
99
100
96
93
88
92
96
100
100
100
100

Low Clouds (% Sky Obscured)

10
20
30
41
49
58
49
40
30
35
40
45
29
14
0
0
0
1
10
22
39
44
46
53

Medium Clouds (% Sky Obscured)

61
52
44
39
27
20
27
37
49
56
63
70
74
78
84
84
82
82
82
83
86
73
64
63

High Clouds (% Sky Obscured)

84
94
96
95
97
98
97
97
97
97
97
97
98
99
100
94
84
73
79
88
100
100
100
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
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
2
2
0
2
2
0
6
5
2
22
18
9
31
32
23
29
30
30
83
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.6
1.1
1.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
11
13
14
15
16
17
16
16
15
14
14
13
12
12
11
11
11
10
11
11
11
11
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
81
74
68
61
54
48
48
47
46
54
62
72
71
71
71
75
80
84
84
85
84
90
93

Pressure (mb)

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

Ozone (du)

428
429
430
431
430
428
427
425
424
422
422
421
420
419
418
417
417
416
416
415
414
413
412
412

Monday 29

Waning Gibbous 64%

03:32

09:05

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 OK

Sun - Rise: 06:09, Set: 21:05, Transit: 13:38. Moon - Rise: 03:32, Set: 09:05. Civil Dark: 21:44 - 05:30. Nautical Dark: 22:36 - 04:38. Astro Dark: 23:41 - 03:32

Total Clouds (% Sky Obscured)

94
89
84
89
94
100
96
89
84
88
95
100
93
79
68
53
48
42

Low Clouds (% Sky Obscured)

57
60
61
58
56
57
55
59
66
57
49
40
27
14
1
2
3
4

Medium Clouds (% Sky Obscured)

60
58
55
55
50
55
56
56
57
70
79
89
76
64
60
55
50
45

High Clouds (% Sky Obscured)

99
98
94
96
97
100
86
72
56
70
85
100
92
71
53
35
27
19

ISS Passover

Visibility (miles)

2
2
2
2
2
3
3
5
6
7
8
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

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
95
95
95
81
56
43
30
17
13
8
0
0
0
0

Precipitation Amount (mm)

1.7
2
2.5
1.7
1.2
0.9
0.7
0.5
0.3
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
10
11
12
12
12
13
13
13
13
13
12
12
10
10
10
10
10

Dew Point (°C)

11
12
13
14
14
14
14
13
13
12
11
11
10
10
9
9
9
9

Relative Humidity (%)

100
98
98
98
96
96
95
93
92
89
90
90
92
91
93
91
93
95

Pressure (mb)

1015
1015
1016
1016
1016
1016
1017
1017
1017
1017
1017
1018
1018
1018
1019
1019
1019
1019

Ozone (du)

412
413
414
415
417
419
420
424
428
432
434
436
438
439
440
441
439
437

Forecast for Castricum, Gemeente Castricum, Netherlands (52.55,4.67)

Generated: 23/04/24 07:41:27. Forecast: 23/04/24 to 29/04/24. Timezone: UTC+2.00