Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 25

Waning Gibbous 96%

22:35

06:13

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 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)

58
63
72
77
85
100
96
100
98
99
100
95
94
95
98
100
94
92
89
84
91
95
89
63

Low Clouds (% Sky Obscured)

60
71
83
88
82
86
88
81
86
72
79
72
84
85
85
85
79
68
46
16
1
2
2
1

Medium Clouds (% Sky Obscured)

71
49
45
65
45
94
87
100
96
92
77
62
56
59
53
57
47
44
68
72
69
65
74
45

High Clouds (% Sky Obscured)

8
0
0
0
0
3
46
65
70
63
21
19
16
43
42
58
51
65
63
64
51
59
53
18

ISS Passover

Visibility (miles)

9
9
9
9
9
9
6
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
1
1
28
20
24
42
39
48
41
27
40
37
33
28
32
25
10
2
0
0
0
1
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)

4
7
8
10
10
11
12
12
10
8
6
4
4
5
6
5
4
3
3
4
4
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
81
77
74
71
69
68
81
80
80
87
88
87
91
93
93
90
91
93
94
96
96
94
94

Pressure (mb)

1007
1006
1006
1005
1005
1004
1003
1003
1003
1002
1002
1002
1002
1002
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003

Ozone (du)

426
426
427
430
431
431
432
432
432
432
432
431
431
430
431
433
434
434
434
435
435
435
435
435

Friday 26

Waning Gibbous 91%

23:54

06:42

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 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)

61
73
90
94
88
84
81
93
97
95
94
87
80
76
94
83
93
95
100
100
100
100
75
89

Low Clouds (% Sky Obscured)

1
10
66
24
64
54
49
77
84
86
67
66
52
50
53
35
49
48
47
44
38
40
36
34

Medium Clouds (% Sky Obscured)

44
45
51
52
42
57
61
64
70
85
88
76
69
37
53
42
90
91
100
100
100
100
75
74

High Clouds (% Sky Obscured)

13
28
61
77
59
23
0
4
0
3
5
6
8
44
27
75
54
73
100
100
100
74
60
80

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
5

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
1
2
3
5
11
10
6
5
3
4
10
1
1
0
1
1
0
0
2
7
17
30
34

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
82
73
66
62
59
56
54
55
60
65
69
73
75
82
88
91
88
86
89
86
85
86
89

Pressure (mb)

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

Ozone (du)

436
438
442
445
446
445
447
446
445
445
446
445
443
442
441
440
437
434
433
432
433
436
436
437

Saturday 27

Waning Gibbous 83%

01:06

No Set

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 05:32, Set: 20:19, Transit: 12:57. Moon - Rise: 01:06, Set: No Set. Civil Dark: 20:57 - 04:54. Nautical Dark: 21:47 - 04:04. Astro Dark: 22:48 - 03:01

Total Clouds (% Sky Obscured)

73
92
94
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98

Low Clouds (% Sky Obscured)

39
80
73
100
99
98
97
100
67
62
82
85
90
82
79
88
91
100
100
100
100
100
96
98

Medium Clouds (% Sky Obscured)

57
45
7
20
50
50
50
48
49
65
100
100
100
100
95
100
100
100
100
100
100
73
72
66

High Clouds (% Sky Obscured)

45
10
81
41
60
100
100
51
100
78
100
97
100
100
100
100
100
100
100
100
100
100
100
91

ISS Passover

Visibility (miles)

6
7
9
9
9
9
9
9
9
9
9
9
9
7
7
6
7
1
1
3
7
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain

Precipitation Probability (%)

29
26
15
4
2
4
4
5
18
22
41
59
75
84
94
81
84
90
92
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.5
0.7
0.5
0.5
0.7
0.6
0.6
0.5
1.3
2
2.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

4
6
8
9
10
11
11
11
11
11
11
11
10
9
8
8
8
8
7
7
7
8
7
7

Feels Like (°C)

1
3
5
6
6
7
7
8
8
8
8
7
6
4
4
3
3
3
3
4
4
5
3
4

Dew Point (°C)

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

Relative Humidity (%)

94
96
94
93
91
84
80
73
72
76
80
81
83
90
93
95
96
96
98
98
98
96
91
94

Pressure (mb)

1004
1004
1004
1004
1004
1004
1004
1003
1003
1003
1003
1003
1003
1003
1003
1003
1002
1002
1001
1000
1000
999
1000
1000

Ozone (du)

436
437
437
435
436
438
439
435
431
431
431
430
427
426
425
425
426
427
428
427
425
426
431
435

Sunday 28

Waning Gibbous 74%

02:05

07:26

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 OK
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 05:30, Set: 20:21, Transit: 12:56. Moon - Rise: 02:05, Set: 07:26. Civil Dark: 20:59 - 04:51. Nautical Dark: 21:49 - 04:01. Astro Dark: 22:52 - 02:57

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
60
38
57
65
72
82
62
62
50
37
29
40
44
40
40
60
42
60

Low Clouds (% Sky Obscured)

99
100
100
100
100
100
65
40
23
42
48
38
39
40
30
13
14
20
24
20
20
20
1
0

Medium Clouds (% Sky Obscured)

100
66
60
61
56
51
36
19
38
40
61
68
33
30
2
0
1
0
0
0
0
15
30
45

High Clouds (% Sky Obscured)

100
100
38
38
40
45
30
16
45
65
70
75
4
4
0
39
0
2
2
0
0
13
27
40

ISS Passover

Visibility (miles)

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

Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
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
None

Precipitation Probability (%)

95
95
95
95
95
88
75
61
53
58
62
56
34
27
23
21
15
0
0
1
0
0
0
0

Precipitation Amount (mm)

2
1.6
1.3
1.4
1.1
0.6
0.4
0.3
0.2
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
12
12
12
13
13
16
16
15
13
12
13
11
10
9
8
8
9
9
9
8
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
4
4
4
4
4
6
7
7
7
6
6
6
4
3
3
3
2
3
2
2
2
3

Dew Point (°C)

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

Relative Humidity (%)

94
90
93
91
91
87
82
78
76
80
84
88
93
93
93
94
94
93
93
93
90
90
91
94

Pressure (mb)

1000
1001
1001
1002
1002
1002
1003
1003
1004
1004
1005
1005
1006
1007
1009
1009
1010
1010
1011
1012
1012
1013
1013
1014

Ozone (du)

434
435
439
438
439
439
441
442
441
439
440
440
442
439
439
434
431
427
426
429
432
434
432
432

Monday 29

Waning Gibbous 64%

02:49

08:27

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

Sun - Rise: 05:28, Set: 20:22, Transit: 12:56. Moon - Rise: 02:49, Set: 08:27. Civil Dark: 21:01 - 04:49. Nautical Dark: 21:52 - 03:58. Astro Dark: 22:55 - 02:54

Total Clouds (% Sky Obscured)

60
60
56
62
53
83
94
92
90
53
49
36
51
76
100
85
77
75
80
85
85
81
77
73

Low Clouds (% Sky Obscured)

15
33
49
45
38
48
54
53
52
30
35
34
8
4
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

45
50
50
46
42
42
41
40
39
26
14
0
0
0
0
0
0
0
5
8
12
14
20
25

High Clouds (% Sky Obscured)

45
50
50
52
48
39
31
27
23
18
9
7
41
71
100
97
93
90
85
80
80
81
77
77

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
5
19
2
18
8
2
16
4
6
5
1
1
1
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)

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

Chance of Frost

Temperature (°C)

5
7
9
10
12
13
14
14
13
14
14
14
13
11
10
9
8
8
7
7
7
7
7
8

Feels Like (°C)

4
5
8
9
9
10
10
11
10
11
13
12
11
11
11
11
9
8
8
4
4
4
4
4

Dew Point (°C)

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

Relative Humidity (%)

93
84
78
76
68
63
60
69
72
68
60
69
76
79
83
85
87
90
93
90
88
85
85
85

Pressure (mb)

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

Ozone (du)

433
434
433
429
426
424
421
421
422
422
423
421
418
419
419
420
420
421
422
420
419
417
415
414

Tuesday 30

Waning Gibbous 61%

03:18

09:45

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 05:26, Set: 20:24, Transit: 12:56. Moon - Rise: 03:18, Set: 09:45. Civil Dark: 21:03 - 04:47. Nautical Dark: 21:54 - 03:56. Astro Dark: 22:59 - 02:50

Total Clouds (% Sky Obscured)

69
65
61
71
86
100
99
98
97
98
99
100
100
100
100
100
100
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

7
13
17
32
48
61
67
75
83
76
70
68
79
88
95
91
86
78
74
70
65
66
69
72

Medium Clouds (% Sky Obscured)

25
35
60
77
88
100
93
84
74
80
86
93
94
96
97
97
97
98
94
90
86
86
86
87

High Clouds (% Sky Obscured)

78
82
78
77
86
85
90
90
85
90
95
100
95
91
87
90
95
100
85
71
59
66
67
58

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

Precipitation Probability (%)

1
1
1
22
31
37
38
43
53
50
44
27
57
78
92
78
77
84
68
50
32
28
21
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.6
0.7
0.4
0.4
0.5
0.3
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
7
8
8
9
10
11
9
9
9
8
8
8
7
7
7
8
7
7
7
7
7
7
7

Dew Point (°C)

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

Relative Humidity (%)

84
83
81
79
84
89
95
95
95
95
95
96
96
96
98
96
98
98
98
100
98
100
96
96

Pressure (mb)

1016
1015
1015
1015
1014
1014
1014
1013
1013
1013
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

412
413
414
415
413
411
409
409
409
408
408
407
407
406
405
404
405
406
407
407
407
407
407
407

Wednesday 1

Third Quarter 53%

03:39

11:11

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
00 Bad

Sun - Rise: 05:24, Set: 20:26, Transit: 12:56. Moon - Rise: 03:39, Set: 11:11. Civil Dark: 21:05 - 04:45. Nautical Dark: 21:57 - 03:53. Astro Dark: 23:03 - 02:46

Total Clouds (% Sky Obscured)

99
98
98
94
93
92
93
96
100
90
80
70
79
90
95
94
92
91

Low Clouds (% Sky Obscured)

78
83
87
85
85
82
78
77
76
77
77
78
83
89
94
93
91
88

Medium Clouds (% Sky Obscured)

70
53
35
25
14
3
2
1
0
0
0
0
2
4
7
5
3
2

High Clouds (% Sky Obscured)

64
66
70
66
71
73
66
60
56
64
62
51
32
28
26
20
19
16

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

4
3
2
7
9
10
9
9
5
12
12
10
9
7
3
6
7
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
9
10
10
10
10
10
10
10
10
10
10
11
10
10
10
10
9

Relative Humidity (%)

96
93
91
87
86
84
81
80
81
82
84
86
90
90
93
95
95
95

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013

Ozone (du)

408
408
407
407
405
404
402
402
402
402
402
401
400
399
398
397
395
394

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

Generated: 25/04/24 07:37:46. Forecast: 25/04/24 to 01/05/24. Timezone: UTC+1.00