Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 24

Full Moon 100%

19:59

05:38

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

Sun - Rise: 05:40, Set: 20:12, Transit: 12:57. Moon - Rise: 19:59, Set: 05:38. Civil Dark: 20:50 - 05:02. Nautical Dark: 21:38 - 04:14. Astro Dark: 22:35 - 03:16

Total Clouds (% Sky Obscured)

88
88
75
75
75
60
60
66
29
29
47
64
88
17
8
51
85
100
38
75
54
75
89
100

Low Clouds (% Sky Obscured)

96
89
100
93
70
100
84
60
95
97
52
58
87
86
86
49
52
61
58
35
56
78
93
85

Medium Clouds (% Sky Obscured)

43
22
16
2
0
0
0
3
3
3
3
0
0
32
27
29
16
24
2
0
0
0
0
45

High Clouds (% Sky Obscured)

97
95
82
79
5
7
6
4
4
4
4
2
2
0
0
3
5
3
0
0
0
0
0
0

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
9
9
9
9
9

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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
1
0
17
16

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
76
75
79
81
75
73
74
76
81
80
80
83
84
87
83
81
79
80
88
80
71
66
65

Pressure (mb)

1023
1022
1022
1022
1021
1021
1021
1021
1022
1021
1021
1021
1020
1020
1020
1019
1019
1018
1018
1018
1018
1018
1017
1017

Ozone (du)

396
396
389
389
391
392
393
395
397
401
403
405
410
411
410
408
408
407
407
407
409
411
410
411

Thursday 25

Waning Gibbous 99%

21:16

05:53

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

Sun - Rise: 05:38, Set: 20:14, Transit: 12:57. Moon - Rise: 21:16, Set: 05:53. Civil Dark: 20:52 - 05:00. Nautical Dark: 21:40 - 04:11. Astro Dark: 22:38 - 03:12

Total Clouds (% Sky Obscured)

91
100
99
95
97
77
78
70
4
11
16
32
55
86
88
99
100
91
84
91
94
95
50
83

Low Clouds (% Sky Obscured)

78
100
83
87
94
71
71
62
2
11
15
10
23
50
58
37
73
66
42
57
59
49
33
53

Medium Clouds (% Sky Obscured)

22
45
43
45
37
17
0
0
0
0
0
0
0
0
0
50
38
29
78
81
92
91
35
41

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
3
32
44
70
76
99
100
80
80
10
0
0
2
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 (%)

20
18
21
17
16
6
17
9
0
0
0
0
0
0
0
0
0
0
0
1
3
11
17
4

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)

13
12
12
12
12
11
10
7
4
3
1
2
4
4
5
6
6
6
7
7
8
9
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
65
67
64
63
64
68
74
82
86
85
88
89
91
91
88
88
82
77
82
82
74
63
61

Pressure (mb)

1017
1017
1016
1015
1015
1015
1014
1014
1014
1014
1014
1013
1013
1012
1011
1010
1009
1008
1007
1007
1007
1006
1005
1005

Ozone (du)

414
416
417
417
417
419
418
414
411
411
412
412
411
411
412
414
414
415
414
414
415
416
420
421

Friday 26

Waning Gibbous 96%

22:35

06:13

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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:36, Set: 20:16, Transit: 12:57. Moon - Rise: 22:35, Set: 06:13. Civil Dark: 20:54 - 04:58. Nautical Dark: 21:42 - 04:09. Astro Dark: 22:42 - 03:09

Total Clouds (% Sky Obscured)

100
100
100
95
95
74
99
82
97
93
94
91
96
100
100
94
88
96
100
89
88
89
99
94

Low Clouds (% Sky Obscured)

78
88
88
81
60
64
67
46
61
59
64
56
17
2
2
19
45
62
62
50
26
27
43
29

Medium Clouds (% Sky Obscured)

50
50
50
51
50
45
42
42
39
33
38
29
57
72
93
71
74
58
80
57
43
48
53
66

High Clouds (% Sky Obscured)

0
0
0
0
0
4
6
5
21
6
36
81
94
100
100
82
46
69
77
49
55
56
75
75

ISS Passover

Visibility (miles)

9
9
9
9
8
9
5
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

13
20
36
42
41
45
43
11
4
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

12
11
11
12
11
8
7
7
6
4
3
3
3
3
3
3
4
4
4
4
4
5
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
69
70
69
70
77
77
87
93
91
93
91
89
91
93
94
94
93
94
91
85
79
71
64

Pressure (mb)

1004
1004
1003
1003
1003
1003
1003
1003
1003
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1005
1005
1005
1005
1005

Ozone (du)

420
419
418
418
418
418
418
418
417
418
420
420
421
422
421
420
419
419
420
421
423
427
430
433

Saturday 27

Waning Gibbous 91%

23:54

06:42

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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:34, Set: 20:17, Transit: 12:57. Moon - Rise: 23:54, Set: 06:42. Civil Dark: 20:55 - 04:56. Nautical Dark: 21:45 - 04:06. Astro Dark: 22:45 - 03:05

Total Clouds (% Sky Obscured)

97
98
100
98
99
96
94
99
99
83
100
100
100
99
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

53
73
82
92
91
71
68
82
75
64
56
47
40
53
61
67
79
74
72
69
68
66
68
70

Medium Clouds (% Sky Obscured)

83
86
87
91
89
72
52
51
94
57
100
100
100
96
100
100
98
92
94
96
98
98
100
89

High Clouds (% Sky Obscured)

75
71
75
4
4
2
53
69
30
17
100
100
100
93
100
100
100
100
100
100
100
88
43
20

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
2
2
6
6

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

Precipitation Probability (%)

3
2
20
31
50
40
22
11
18
14
6
12
23
47
64
77
78
83
95
95
95
95
83
51

Precipitation Amount (mm)

0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0.2
0.3
0.4
0.4
0.5
1.2
2.1
0.8
0.5
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
56
56
57
57
62
72
78
81
85
90
87
88
88
85
85
85
87
91
91
96
98
98
96

Pressure (mb)

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

Ozone (du)

433
433
434
437
440
442
442
443
442
441
440
437
436
437
439
440
441
441
443
446
443
441
441
439

Sunday 28

Waning Gibbous 83%

01:06

07:26

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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:32, Set: 20:19, Transit: 12:57. Moon - Rise: 01:06, Set: 07:26. Civil Dark: 20:57 - 04:54. Nautical Dark: 21:47 - 04:04. Astro Dark: 22:48 - 03:01

Total Clouds (% Sky Obscured)

100
97
100
100
100
97
100
100
100
98
100
100
100
100
100
100
98
96
94
84
74
68
78
91

Low Clouds (% Sky Obscured)

73
73
78
81
87
87
72
66
58
55
60
59
55
59
64
78
78
79
79
75
72
53
53
57

Medium Clouds (% Sky Obscured)

93
76
77
72
72
71
80
76
74
75
80
80
82
85
98
100
95
67
85
67
40
16
44
66

High Clouds (% Sky Obscured)

20
27
37
37
44
49
97
100
94
79
98
100
100
100
79
100
89
66
71
63
59
60
75
87

ISS Passover

Visibility (miles)

9
9
6
9
5
4
5
9
9
9
9
9
9
9
9
9
9
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
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
Very Light Rain

Precipitation Probability (%)

38
49
62
67
69
69
56
41
45
49
47
44
41
37
35
42
65
72
76
63
47
12
38
56

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

11
9
9
9
8
7
7
7
7
6
7
6
6
5
6
7
8
8
9
11
11
13
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
10
10
10
9
9
9
9
10
9
9
9
9
9
9
9
9
10
10
11
11
11
10
10

Relative Humidity (%)

96
93
87
86
83
84
84
87
93
95
95
96
96
96
98
96
96
96
98
96
95
93
81
78

Pressure (mb)

1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1002
1002
1001
1001
1000
1000
1000
1001
1001
1002
1003
1003

Ozone (du)

437
434
430
428
426
424
423
423
423
421
419
418
418
419
418
420
422
420
419
419
421
424
428
430

Monday 29

Waning Gibbous 74%

02:05

08:27

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

Sun - Rise: 05:30, Set: 20:21, Transit: 12:56. Moon - Rise: 02:05, Set: 08:27. Civil Dark: 20:59 - 04:51. Nautical Dark: 21:49 - 04:01. Astro Dark: 22:52 - 02:57

Total Clouds (% Sky Obscured)

99
99
92
69
96
97
70
62
42
25
25
19
15
17
20
22
44
62
77
82
90
96
94
92

Low Clouds (% Sky Obscured)

57
72
80
80
78
74
69
22
11
0
1
1
2
4
6
8
27
48
71
81
89
92
83
74

Medium Clouds (% Sky Obscured)

52
56
61
67
60
85
41
48
24
1
1
1
1
1
1
1
0
0
0
14
26
39
48
58

High Clouds (% Sky Obscured)

97
98
19
20
89
93
49
55
52
45
38
32
25
23
20
18
14
9
4
4
4
4
3
2

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

66
78
82
86
79
69
55
16
12
0
1
1
0
0
0
0
6
10
13
16
15
13
30
38

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

15
14
15
14
15
15
16
17
12
11
11
10
9
9
8
8
7
8
9
10
11
13
15
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
67
74
79
76
79
81
81
81
81
80
82
88
91
93
95
96
91
88
85
85
85
87
86

Pressure (mb)

1003
1004
1004
1004
1004
1004
1005
1005
1009
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

434
435
437
431
428
427
427
429
432
436
440
438
436
434
434
433
432
433
434
435
434
433
433
435

Tuesday 30

Waning Gibbous 64%

02:49

09:45

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

Sun - Rise: 05:28, Set: 20:22, Transit: 12:56. Moon - Rise: 02:49, Set: 09:45. Civil Dark: 21:01 - 04:49. Nautical Dark: 21:52 - 03:58. Astro Dark: 22:55 - 02:54

Total Clouds (% Sky Obscured)

91
85
78
71
61
49
31
19
10
1
1
2
2
2
3
4
3
1
0
0
0
0
23
41

Low Clouds (% Sky Obscured)

67
66
65
66
58
50
39
26
13
1
1
1
1
2
3
4
3
1
0
0
0
0
10
23

Medium Clouds (% Sky Obscured)

69
56
44
32
20
11
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
17

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
1
1

ISS Passover

Visibility (miles)

7
6
6
5
5
7
8
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 (%)

44
48
50
50
47
42
35
28
19
1
2
1
0
0
0
0
0
0
0
0
0
0
0
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)

17
18
17
17
18
16
15
13
11
9
7
7
6
6
6
6
7
7
7
7
9
10
11
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
80
79
79
79
80
83
86
88
91
93
95
94
94
96
96
94
94
94
93
85
76
70
67

Pressure (mb)

1011
1011
1012
1012
1012
1012
1013
1013
1014
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1016

Ozone (du)

438
440
441
442
443
441
440
439
438
437
435
436
436
436
436
435
435
434
434
433
433
433
433
430

Forecast for Castle, Cambridgeshire, United Kingdom (52.21,0.10)

Generated: 24/04/24 07:16:19. Forecast: 24/04/24 to 30/04/24. Timezone: UTC+1.00