Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 19

Waxing Gibbous 85%

15:47

05:27

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
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 06:26, Set: 20:42, Transit: 13:34. Moon - Rise: 15:47, Set: 05:27. Civil Dark: 21:19 - 05:49. Nautical Dark: 22:06 - 05:02. Astro Dark: 23:01 - 04:07

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
82
80
68
100
93
77
85
88
86

Low Clouds (% Sky Obscured)

92
96
95
100
100
96
89
79
68
70
79
63
94
87
83
46
44
44
74
82
83
78
82
76

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
97
95
96
3
19
2
5
20
5
46
8
16

High Clouds (% Sky Obscured)

100
100
100
75
62
43
1
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

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
0
100
0
0
0
30
33
34
10

Precipitation Amount (mm)

0.5
1
1.2
1.3
1.3
1.2
0.6
0.4
0.3
0.6
0.4
0.9
1.6
0.3
0.4
0
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
10
11
12
13
14
15
11
9
10
9
10
11
15
17
20
20
18
17
16
17
15
14
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
82
90
95
94
92
92
97
91
90
87
84
84
81
80
78
71
77
80
77
77
77
73
71

Pressure (mb)

1015
1014
1012
1011
1010
1008
1007
1007
1007
1007
1007
1006
1006
1007
1007
1007
1008
1008
1008
1009
1010
1011
1012
1013

Ozone (du)

388
383
384
385
388
391
393
393
396
405
414
415
411
410
410
421
429
430
427
417
413
417
420
424

Saturday 20

Waxing Gibbous 91%

16:58

05:37

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
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 06:24, Set: 20:44, Transit: 13:34. Moon - Rise: 16:58, Set: 05:37. Civil Dark: 21:21 - 05:47. Nautical Dark: 22:09 - 04:59. Astro Dark: 23:04 - 04:04

Total Clouds (% Sky Obscured)

94
63
65
61
64
88
91
96
89
86
92
90
83
56
100
97
98
98
96
96
83
64
72
93

Low Clouds (% Sky Obscured)

85
40
44
50
60
80
79
90
83
75
85
79
66
53
64
92
72
96
92
91
79
56
60
84

Medium Clouds (% Sky Obscured)

27
26
24
21
25
32
84
94
87
78
25
17
20
1
100
40
68
22
23
12
3
3
26
59

High Clouds (% Sky Obscured)

4
4
4
4
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
3
3
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

8
9
9
11
14
12
17
31
50
64
65
56
42
51
65
62
62
57
37
22
11
22
41
58

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

12
13
11
9
7
7
6
7
9
12
14
13
12
14
14
13
16
17
18
18
17
15
14
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
64
70
72
78
83
80
78
74
72
81
87
64
59
81
85
84
82
84
85
85
88
90
91

Pressure (mb)

1013
1014
1015
1015
1016
1017
1017
1018
1019
1019
1020
1021
1021
1021
1021
1021
1021
1021
1021
1022
1022
1023
1023
1023

Ozone (du)

421
418
410
408
402
399
402
406
414
421
426
425
420
418
416
418
420
421
422
421
420
421
422
423

Sunday 21

Waxing Gibbous 94%

18:09

05:45

00 Bad
01 Bad
02 Bad
03 OK
04 Good
05 Good
06 OK
07 Good
08 Good
09 Good
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 OK
23 Bad

Sun - Rise: 06:22, Set: 20:46, Transit: 13:34. Moon - Rise: 18:09, Set: 05:45. Civil Dark: 21:23 - 05:44. Nautical Dark: 22:11 - 04:57. Astro Dark: 23:07 - 04:00

Total Clouds (% Sky Obscured)

71
59
40
30
8
4
16
8
7
11
44
81
72
74
80
87
89
83
81
74
52
78
30
100

Low Clouds (% Sky Obscured)

47
25
24
15
1
1
15
2
2
11
52
41
43
55
58
64
72
68
55
57
34
20
5
2

Medium Clouds (% Sky Obscured)

47
27
24
10
3
0
0
0
0
0
0
26
37
22
28
71
61
47
30
48
50
73
60
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
4
4
4
0
4
64
5
4
14
80
55
4
69
68
70
82
72
70

ISS Passover

Visibility (miles)

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

Light Rain
Very Light Rain
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
None
None

Precipitation Probability (%)

57
50
34
11
3
1
0
0
0
0
5
36
44
52
54
53
43
36
27
7
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
-0
0
1
0
1
1
1
2
3
5
6
6
8
6
6
5
5
4
3
3
2
2
1

Dew Point (°C)

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

Relative Humidity (%)

94
94
96
94
94
94
94
94
91
83
76
69
61
58
56
54
54
47
57
63
68
71
78
82

Pressure (mb)

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

Ozone (du)

427
431
431
430
426
423
423
425
427
430
435
446
447
444
443
442
441
441
440
441
442
440
439
436

Monday 22

Waxing Gibbous 98%

19:21

05:53

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
20 Bad
21 OK
22 OK
23 Good

Sun - Rise: 06:20, Set: 20:47, Transit: 13:34. Moon - Rise: 19:21, Set: 05:53. Civil Dark: 21:25 - 05:42. Nautical Dark: 22:13 - 04:54. Astro Dark: 23:11 - 03:56

Total Clouds (% Sky Obscured)

100
93
62
59
100
100
84
61
70
84
100
99
97
96
98
99
100
77
54
31
27
24
13
10

Low Clouds (% Sky Obscured)

17
20
7
15
52
46
61
39
44
44
47
47
52
55
64
71
81
58
36
13
9
4
0
0

Medium Clouds (% Sky Obscured)

98
88
26
20
99
100
82
67
76
88
100
98
96
75
63
74
100
77
53
35
35
39
28
23

High Clouds (% Sky Obscured)

79
55
63
59
93
88
75
47
12
0
0
3
59
3
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
8
7
5
5
5
7
8
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
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
2
2
3
5
9
18
23
18
30
40
48
51
50
49
41
27
22
2
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
80
79
77
74
74
73
73
71
65
60
55
49
51
53
54
57
61
70
81
82
86
88
86

Pressure (mb)

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

Ozone (du)

433
434
434
429
424
422
423
423
422
425
432
430
429
430
432
433
433
432
432
433
435
436
433
431

Tuesday 23

Waxing Gibbous 100%

20:35

06:03

00 Good
01 Good
02 OK
03 Bad
04 Bad
05 OK
06 OK
07 OK
08 OK
09 OK
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

Sun - Rise: 06:18, Set: 20:49, Transit: 13:33. Moon - Rise: 20:35, Set: 06:03. Civil Dark: 21:27 - 05:40. Nautical Dark: 22:15 - 04:51. Astro Dark: 23:14 - 03:53

Total Clouds (% Sky Obscured)

10
7
27
44
52
39
32
26
34
39
51
58
63
68
74
81
97
99
97
98
92
92
99
100

Low Clouds (% Sky Obscured)

0
0
19
38
54
46
39
31
21
10
0
24
47
69
62
56
53
55
52
49
30
15
0
26

Medium Clouds (% Sky Obscured)

4
12
26
24
5
6
7
11
21
35
46
33
17
0
14
28
42
31
15
0
18
36
55
59

High Clouds (% Sky Obscured)

2
3
2
4
6
4
2
0
0
0
0
1
4
2
11
19
32
35
37
34
30
33
96
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
14

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

Chance of Frost

Temperature (°C)

2
1
1
1
0
-0
0
1
1
3
5
7
8
9
10
10
10
10
10
9
7
6
5
4

Feels Like (°C)

-1
-2
-1
-2
-3
-2
-2
-1
0
1
4
5
5
6
6
7
8
7
6
5
3
4
3
1

Dew Point (°C)

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

Relative Humidity (%)

86
89
91
89
92
92
92
91
88
77
70
59
52
49
47
45
44
45
48
60
74
78
82
85

Pressure (mb)

1024
1024
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024
1023
1023
1022
1022
1021
1021
1020
1020
1020
1020
1020
1020

Ozone (du)

431
432
433
433
432
432
430
429
428
429
428
426
424
424
423
420
415
413
412
410
408
407
409
409

Wednesday 24

Full Moon 100%

21:52

06:13

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
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 06:16, Set: 20:51, Transit: 13:33. Moon - Rise: 21:52, Set: 06:13. Civil Dark: 21:29 - 05:37. Nautical Dark: 22:18 - 04:49. Astro Dark: 23:17 - 03:49

Total Clouds (% Sky Obscured)

100
100
98
97
95
80
68
57
75
87
100
89
81
73
73
73
70
70
71
74
73
70
66
72

Low Clouds (% Sky Obscured)

54
80
84
87
87
71
59
48
59
68
77
69
61
53
53
53
53
38
25
12
15
19
23
25

Medium Clouds (% Sky Obscured)

96
100
72
44
18
34
52
68
74
83
96
65
34
3
2
1
0
6
12
17
23
30
39
56

High Clouds (% Sky Obscured)

98
98
96
89
90
90
85
90
90
95
95
95
95
90
82
65
58
33
23
15
10
6
2
15

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
6
5
6
8
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 (%)

21
26
43
42
41
35
28
17
23
26
29
38
43
45
39
33
25
24
22
19
18
16
12
10

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
2
1
2
2
2
1
0
-0
3
3
3
3
3
4
7
7
7
6
6
6
4
4
4

Dew Point (°C)

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

Relative Humidity (%)

85
83
79
79
78
78
76
76
75
78
81
84
77
72
66
64
62
60
66
70
77
79
82
85

Pressure (mb)

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

Ozone (du)

407
406
405
404
403
403
402
401
400
401
402
403
404
406
408
408
407
407
407
407
407
407
408
408

Thursday 25

Waning Gibbous 99%

23:12

06:27

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
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 06:14, Set: 20:52, Transit: 13:33. Moon - Rise: 23:12, Set: 06:27. Civil Dark: 21:31 - 05:35. Nautical Dark: 22:20 - 04:46. Astro Dark: 23:20 - 03:46

Total Clouds (% Sky Obscured)

78
83
84
87
92
80
72
64
75
87
98
94
90
85
87
92
98
98
98
97
98
99
98
91

Low Clouds (% Sky Obscured)

26
27
37
48
57
39
21
4
29
54
79
61
43
26
33
40
47
43
41
42
59
75
90
83

Medium Clouds (% Sky Obscured)

66
74
66
56
46
37
27
21
41
57
73
61
44
26
30
34
35
55
74
92
89
85
81
77

High Clouds (% Sky Obscured)

29
42
45
50
46
25
16
5
4
3
3
18
36
51
66
76
95
95
95
100
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
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 (%)

7
1
2
2
1
4
7
9
30
40
47
46
44
40
39
36
30
30
27
20
18
14
7
26

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
3
3
1
1
-0
0
-1
-2
3
3
3
3
2
2
8
7
7
7
7
7
4
5
6

Dew Point (°C)

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

Relative Humidity (%)

86
88
89
89
91
89
89
88
86
88
88
90
77
66
56
57
58
59
66
73
80
82
85
87

Pressure (mb)

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

Ozone (du)

410
412
413
413
413
413
414
415
415
415
415
416
414
412
410
409
408
407
407
407
406
406
406
406

Forecast for Frankhuis, Gemeente Zwolle, Netherlands (52.52,6.08)

Generated: 19/04/24 20:10:28. Forecast: 19/04/24 to 25/04/24. Timezone: UTC+2.00