Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waxing Gibbous 78%

15:54

05:33

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
18 Bad
19 Bad

Sun - Rise: 06:32, Set: 20:46, Transit: 13:40. Moon - Rise: 15:54, Set: 05:33. Civil Dark: 21:23 - 05:55. Nautical Dark: 22:09 - 05:09. Astro Dark: 23:03 - 04:14

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
93
92
91
94
98
93
81
81
55
83
80
89
79
82
72

Low Clouds (% Sky Obscured)

18
66
69
94
100
95
97
99
86
74
79
80
83
77
78
60
80
54
76
70
77
71
76
64

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
88
84
76
52
94
36
41
2
0
28
20
27
13
14
34

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
8
4
4
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
4
4
3
3
6
7
4
9
7
5
9
9
9
9
8
8
9
9
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

0
0
44
77
95
95
95
95
89
71
71
63
80
65
52
41
37
43
46
52
56
56
52
41

Precipitation Amount (mm)

0
0
0
0.4
1
1.2
1.2
1.2
0.5
0.4
0.5
0.3
0.6
0.3
0
0
0
0
0
0.2
0.2
0.2
0.3
0

Wind Speed/Direction (mph)

13
14
16
17
20
22
21
22
21
17
15
16
16
19
21
19
22
24
26
27
28
28
27
24

Chance of Frost

Temperature (°C)

9
8
9
9
9
9
9
9
9
10
9
9
9
9
9
9
9
9
10
9
9
9
8
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
70
73
73
82
88
91
93
95
93
91
85
84
85
82
77
70
67
66
73
78
81
81
75

Pressure (mb)

1019
1018
1017
1016
1015
1013
1012
1010
1010
1009
1009
1008
1009
1009
1009
1010
1010
1010
1011
1011
1011
1012
1012
1013

Ozone (du)

384
382
378
377
378
379
383
385
385
386
385
387
395
402
405
408
410
413
415
411
403
403
402
400

Friday 19

Waxing Gibbous 85%

17:05

05:43

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
18 Bad
19 Bad

Sun - Rise: 06:30, Set: 20:48, Transit: 13:40. Moon - Rise: 17:05, Set: 05:43. Civil Dark: 21:25 - 05:53. Nautical Dark: 22:11 - 05:06. Astro Dark: 23:06 - 04:10

Total Clouds (% Sky Obscured)

94
96
99
96
97
95
95
94
88
94
90
86
80
88
78
78
86
70
100
85
91
89
84
65

Low Clouds (% Sky Obscured)

86
81
83
87
83
81
90
84
76
83
73
81
71
75
69
77
76
70
87
79
64
75
57
56

Medium Clouds (% Sky Obscured)

37
36
41
32
38
35
32
31
21
22
26
0
0
17
14
0
17
0
45
27
36
34
31
12

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
3
4
0
0
0
2
5
5
60
11
3
4
4
4
5

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
6
3
3
5
9
9
9
8
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
0
0
0

Precipitation Type

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

Precipitation Probability (%)

44
40
45
50
57
58
62
63
73
75
68
42
26
30
44
44
43
39
37
37
44
38
30
10

Precipitation Amount (mm)

0
0
0.3
0.3
0.4
0.3
0.4
0.4
0.6
0.6
0.5
0
0
0
0.2
0
0
0
0
0
0.2
0.2
0
0

Wind Speed/Direction (mph)

22
20
19
18
16
16
15
12
10
11
13
16
15
15
15
17
17
19
22
21
21
21
18
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
70
69
68
61
61
65
69
72
76
84
87
79
73
71
71
78
79
81
75
75
79
71
66

Pressure (mb)

1014
1015
1016
1016
1017
1017
1018
1018
1019
1019
1020
1021
1021
1022
1023
1023
1023
1024
1024
1024
1024
1025
1025
1025

Ozone (du)

399
401
405
411
413
412
406
401
397
398
402
400
396
393
391
390
391
392
391
391
390
389
389
391

Saturday 20

Waxing Gibbous 92%

18:15

05:51

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

Sun - Rise: 06:28, Set: 20:49, Transit: 13:40. Moon - Rise: 18:15, Set: 05:51. Civil Dark: 21:27 - 05:51. Nautical Dark: 22:14 - 05:03. Astro Dark: 23:09 - 04:07

Total Clouds (% Sky Obscured)

67
67
70
57
47
10
15
20
20
17
14
11
36
57
79
71
72
59
57
55
68
47
39
31

Low Clouds (% Sky Obscured)

62
58
68
57
47
15
20
24
29
22
19
16
32
50
68
62
59
47
50
53
66
46
40
33

Medium Clouds (% Sky Obscured)

5
15
5
0
0
0
0
0
0
0
0
0
12
24
36
30
29
28
17
8
2
2
3
1

High Clouds (% Sky Obscured)

5
4
4
4
3
3
3
3
0
0
4
3
38
3
0
0
0
0
0
2
3
3
3
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

9
19
28
27
26
26
24
29
26
32
29
29
44
44
43
51
55
51
39
32
31
27
22
13

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

16
15
13
12
11
10
10
9
8
8
8
7
6
6
9
9
12
13
13
13
14
15
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
63
65
71
75
72
74
75
75
78
76
80
78
74
68
61
63
54
48
46
47
56
58
64

Pressure (mb)

1025
1026
1026
1026
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028

Ozone (du)

393
394
395
397
399
401
402
403
407
410
413
416
420
427
434
437
434
431
428
424
423
422
424
431

Sunday 21

Waxing Gibbous 96%

19:27

06:00

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

Sun - Rise: 06:26, Set: 20:51, Transit: 13:39. Moon - Rise: 19:27, Set: 06:00. Civil Dark: 21:28 - 05:48. Nautical Dark: 22:16 - 05:00. Astro Dark: 23:12 - 04:03

Total Clouds (% Sky Obscured)

21
13
5
9
10
3
2
2
2
5
10
20
41
74
100
99
99
98
91
84
79
68
60
38

Low Clouds (% Sky Obscured)

22
12
2
7
11
2
2
2
2
0
1
4
26
52
73
78
86
94
82
67
57
52
46
34

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
1
12
34
33
29
64
100
98
96
95
64
46
31
20
9
1

High Clouds (% Sky Obscured)

0
2
4
2
0
2
0
2
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
8
8
9
9
9
9
9
9
9
9
9
6
4
2
3
1
6
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 (%)

9
18
22
28
20
2
2
5
2
3
2
1
3
17
28
22
27
33
32
20
10
9
10
2

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
69
72
79
82
79
79
79
71
67
69
72
72
68
71
70
73
78
78
73
68
65
63
65

Pressure (mb)

1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1028
1028
1028
1028
1028
1027

Ozone (du)

437
439
445
449
451
452
453
455
457
455
452
447
447
447
448
448
449
446
442
439
434
433
432
431

Monday 22

Waxing Gibbous 99%

No Rise

06:09

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

Sun - Rise: 06:24, Set: 20:53, Transit: 13:39. Moon - Rise: No Rise, Set: 06:09. Civil Dark: 21:30 - 05:46. Nautical Dark: 22:18 - 04:58. Astro Dark: 23:15 - 04:00

Total Clouds (% Sky Obscured)

63
62
63
57
52
48
54
61
72
51
30
8
7
6
5
36
63
84
84
88
93
94
96
97

Low Clouds (% Sky Obscured)

49
47
48
41
35
30
40
50
60
40
20
0
0
0
0
29
56
84
82
80
78
84
89
95

Medium Clouds (% Sky Obscured)

1
1
1
8
15
22
18
13
9
9
9
11
7
4
1
1
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
1
1
2
2
3
4
13
22
33
24
13
0
5
10
20
19
15
10
26
42
57

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 (%)

13
13
11
18
19
11
12
11
5
8
8
5
6
5
2
3
3
1
3
4
4
5
6
7

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
2
2
1
1
1
1
1
1
1
1
1
2
3
3
4
4
4
7
7
7
7
7

Dew Point (°C)

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

Relative Humidity (%)

64
67
69
72
68
66
63
65
66
67
71
75
76
70
64
58
58
56
55
55
56
57
61
64

Pressure (mb)

1028
1028
1028
1028
1028
1028
1028
1028
1028
1027
1027
1027
1027
1027
1027
1027
1026
1026
1026
1025
1024
1024
1023
1023

Ozone (du)

429
429
428
428
426
425
423
422
421
420
419
419
419
418
417
416
414
412
410
408
406
403
403
402

Tuesday 23

Waxing Gibbous 100%

20:41

06:20

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
18 Bad
19 Bad

Sun - Rise: 06:22, Set: 20:55, Transit: 13:39. Moon - Rise: 20:41, Set: 06:20. Civil Dark: 21:32 - 05:44. Nautical Dark: 22:21 - 04:55. Astro Dark: 23:19 - 03:56

Total Clouds (% Sky Obscured)

98
99
100
95
90
83
87
92
98
94
90
86
90
94
100
99
99
99
96
92
87
83
83
83

Low Clouds (% Sky Obscured)

82
69
53
59
62
65
73
80
91
85
79
71
72
73
74
81
88
95
90
82
76
74
72
74

Medium Clouds (% Sky Obscured)

18
38
61
67
69
74
57
40
23
15
7
0
20
39
59
62
66
72
67
59
51
40
29
18

High Clouds (% Sky Obscured)

45
36
30
32
29
20
19
14
6
5
3
2
1
1
0
1
1
2
13
20
26
28
26
24

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
7
5
5
4
4
6
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
0
0
0

Precipitation Type

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

Precipitation Probability (%)

11
13
15
29
37
42
52
60
68
58
48
39
53
67
81
82
83
84
76
70
66
56
50
49

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0.3
0.4
0.3
0
0
0.2
0.4
0.6
0.6
0.6
0.6
0.5
0.4
0.4
0.2
0
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
71
73
75
78
79
82
81
82
81
78
76
75
79
84
88
85
82
81
77
73
71
72
72

Pressure (mb)

1022
1022
1021
1021
1020
1019
1018
1017
1016
1015
1014
1014
1013
1012
1012
1011
1011
1011
1011
1011
1011
1010
1011
1011

Ozone (du)

401
401
400
400
400
399
399
402
405
409
419
430
441
442
444
446
443
441
439
439
439
439
438
438

Wednesday 24

Full Moon 99%

21:58

06:34

20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 06:20, Set: 20:56, Transit: 13:39. Moon - Rise: 21:58, Set: 06:34. Civil Dark: 21:34 - 05:42. Nautical Dark: 22:23 - 04:52. Astro Dark: 23:22 - 03:53

Total Clouds (% Sky Obscured)

66
56
45
51
58
60

Low Clouds (% Sky Obscured)

61
47
36
39
47
50

Medium Clouds (% Sky Obscured)

15
12
8
17
27
36

High Clouds (% Sky Obscured)

22
32
21
23
24
26

ISS Passover

Visibility (miles)

9
9
9
9
8
8

Fog (%)

0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
Very Light Rain

Precipitation Probability (%)

44
43
48
49
51
54

Precipitation Amount (mm)

0
0
0
0
0
0.2

Wind Speed/Direction (mph)

10
9
9
8
8
7

Chance of Frost

Temperature (°C)

9
8
8
7
6
6

Feels Like (°C)

5
3
2
2
1
1

Dew Point (°C)

5
5
5
5
4
4

Relative Humidity (%)

73
78
84
90
87
83

Pressure (mb)

1011
1011
1011
1011
1011
1011

Ozone (du)

437
438
438
439
439
440

Forecast for Overveen, Gemeente Bloemendaal, Netherlands (52.39,4.61)

Generated: 18/04/24 20:00:38. Forecast: 18/04/24 to 24/04/24. Timezone: UTC+2.00