Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 23

Waxing Gibbous 100%

20:10

05:58

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

Sun - Rise: 05:59, Set: 20:23, Transit: 13:12. Moon - Rise: 20:10, Set: 05:58. Civil Dark: 20:59 - 05:23. Nautical Dark: 21:44 - 04:37. Astro Dark: 22:37 - 03:43

Total Clouds (% Sky Obscured)

98
98
100
84
91
88
81
87
52
38
37
40
46
46
46
39
36
21
40
51
54
97
99
100

Low Clouds (% Sky Obscured)

81
78
72
86
93
90
80
86
52
39
38
36
41
41
40
35
30
20
38
45
50
89
99
94

Medium Clouds (% Sky Obscured)

35
21
0
0
0
0
0
0
0
0
0
2
2
2
0
0
0
0
10
17
23
47
45
45

High Clouds (% Sky Obscured)

4
12
3
3
3
3
5
3
4
3
3
3
3
2
2
2
0
0
0
0
0
0
4
7

ISS Passover

Visibility (miles)

7
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
12
20
15
19
9
2
9
3
2
2
1
0
3
0
0
0
0
0
13
13
13
22

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
12
9
6
3
3
3
3
3
4
4
4
4
4
4
5
4
4
6
7
7
7
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
86
89
87
89
90
91
93
93
93
95
94
93
94
96
96
96
93
85
76
67
64
66
66

Pressure (mb)

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

Ozone (du)

404
400
394
390
390
391
393
393
395
396
398
399
401
401
401
400
400
398
397
397
397
398
399
401

Wednesday 24

Full Moon 99%

21:25

06:14

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

Sun - Rise: 05:57, Set: 20:24, Transit: 13:11. Moon - Rise: 21:25, Set: 06:14. Civil Dark: 21:01 - 05:20. Nautical Dark: 21:46 - 04:34. Astro Dark: 22:40 - 03:40

Total Clouds (% Sky Obscured)

93
89
88
89
85
87
63
66
71
66
30
21
50
31
31
53
49
82
81
82
89
88
81
74

Low Clouds (% Sky Obscured)

70
67
70
70
79
80
61
63
67
61
31
6
0
1
1
9
25
51
84
76
70
62
48
74

Medium Clouds (% Sky Obscured)

35
33
31
38
28
24
0
0
0
2
3
2
0
0
1
28
43
56
45
22
32
36
63
60

High Clouds (% Sky Obscured)

16
12
4
0
0
0
0
0
0
0
0
7
36
21
21
20
2
5
10
2
4
2
7
20

ISS Passover

Visibility (miles)

9
9
7
7
6
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 (%)

21
20
21
22
24
17
17
8
3
2
1
1
0
0
0
0
0
1
18
17
5
11
2
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)

5
6
6
5
4
4
4
4
4
5
5
5
4
4
4
3
3
3
5
10
12
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
73
81
86
86
87
91
95
93
94
94
93
91
89
93
93
91
87
85
80
75
70
64
63

Pressure (mb)

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

Ozone (du)

402
404
405
405
405
407
409
407
404
403
403
405
407
408
409
411
413
415
416
416
416
414
411
411

Thursday 25

Waning Gibbous 96%

22:42

06:36

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
12 Bad
13 Bad
14 Bad

Sun - Rise: 05:55, Set: 20:26, Transit: 13:11. Moon - Rise: 22:42, Set: 06:36. Civil Dark: 21:02 - 05:18. Nautical Dark: 21:49 - 04:32. Astro Dark: 22:43 - 03:37

Total Clouds (% Sky Obscured)

76
83
92
93
99
96
87
96
96
97
100
100
100
100
100
99
100
100
100
94
88
83
88
94

Low Clouds (% Sky Obscured)

74
46
47
39
44
53
52
67
64
60
64
60
38
25
30
48
60
76
86
86
74
60
63
67

Medium Clouds (% Sky Obscured)

60
70
34
41
44
95
88
94
94
94
99
100
100
100
100
98
99
99
100
94
89
83
87
94

High Clouds (% Sky Obscured)

15
29
33
13
79
35
25
25
10
32
100
100
100
100
100
85
74
55
37
31
31
30
49
72

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

Precipitation Probability (%)

1
2
4
16
8
14
10
11
31
24
14
11
5
4
8
19
51
69
85
75
64
58
62
66

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
67
70
75
80
85
88
90
85
88
90
93
94
96
94
94
94
88
81
74
71
68
73
80

Pressure (mb)

1006
1005
1005
1005
1005
1005
1005
1004
1004
1004
1003
1003
1003
1002
1002
1002
1002
1002
1002
1002
1002
1001
1001
1001

Ozone (du)

415
417
416
417
424
424
422
420
420
421
422
424
424
422
421
424
427
426
427
428
430
431
432
432

Friday 26

Waning Gibbous 90%

23:59

07:08

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
12 Bad
13 Bad
14 Bad

Sun - Rise: 05:53, Set: 20:28, Transit: 13:11. Moon - Rise: 23:59, Set: 07:08. Civil Dark: 21:04 - 05:16. Nautical Dark: 21:51 - 04:29. Astro Dark: 22:46 - 03:33

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

73
77
77
80
80
86
89
87
82
78
81
84
86
76
76
72
76
77
79
86
93
96
86
74

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
92
99
100
100
100
48
69
100
100
100
100
100
89
100
42
43
44
40

High Clouds (% Sky Obscured)

98
99
99
100
100
100
100
100
100
100
85
89
88
100
100
100
100
100
87
80
51
50
67
87

ISS Passover

Visibility (miles)

7
6
6
7
9
9
9
9
4
3
2
6
9
9
9
8
2
1
9
2
5
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
Very Light Rain
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

67
69
63
54
66
73
83
95
95
95
95
95
90
82
82
95
95
95
95
95
92
88
71
55

Precipitation Amount (mm)

0.5
0.4
0.3
0
0.3
0.4
0.5
0.8
1.2
1.8
1.2
0.7
0.6
0.5
0.4
0.9
2
1.6
1.2
1.9
0.5
0.6
0.4
0.2

Wind Speed/Direction (mph)

9
8
8
7
6
5
5
6
7
9
10
9
8
7
7
7
7
10
12
16
17
16
20
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
77
79
80
84
87
90
90
93
98
96
95
96
95
95
96
96
98
98
95
95
95
90
84

Pressure (mb)

1001
1001
1000
1000
1000
1000
1000
1000
999
999
998
997
997
997
996
996
996
995
995
994
994
993
993
994

Ozone (du)

434
434
433
434
432
431
431
432
433
435
438
438
438
439
440
440
440
443
448
446
449
445
441
442

Saturday 27

Waning Gibbous 83%

01:10

07:53

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
12 Bad
13 Bad
14 Bad

Sun - Rise: 05:51, Set: 20:29, Transit: 13:11. Moon - Rise: 01:10, Set: 07:53. Civil Dark: 21:06 - 05:14. Nautical Dark: 21:53 - 04:27. Astro Dark: 22:49 - 03:30

Total Clouds (% Sky Obscured)

75
71
100
100
100
100
100
99
97
92
88
85
81
85
89
95
94
94
94
87
81
73
82
91

Low Clouds (% Sky Obscured)

50
44
58
54
60
65
68
56
78
67
71
74
78
77
79
80
81
79
79
72
65
56
55
55

Medium Clouds (% Sky Obscured)

45
45
45
50
55
55
53
47
40
52
54
57
55
62
71
77
63
49
35
36
37
39
43
43

High Clouds (% Sky Obscured)

43
44
53
66
98
100
100
95
91
49
54
65
85
94
93
88
66
50
53
42
29
17
37
56

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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

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

Precipitation Probability (%)

35
38
41
26
48
56
57
64
69
76
63
59
50
49
45
38
39
37
35
43
50
57
59
64

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

16
16
13
12
10
9
7
5
4
5
6
8
10
11
11
12
13
11
12
13
14
14
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
76
81
87
86
87
90
95
95
95
95
91
91
88
88
88
87
84
83
80
80
79
79
79

Pressure (mb)

994
994
995
995
995
995
995
996
996
996
996
996
996
996
997
997
997
998
999
1000
1001
1002
1003
1003

Ozone (du)

443
442
439
437
437
436
435
436
439
441
439
438
438
437
440
443
446
445
444
442
444
445
446
448

Sunday 28

Waning Gibbous 74%

02:09

08:54

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
12 Bad
13 Bad
14 Bad

Sun - Rise: 05:49, Set: 20:31, Transit: 13:11. Moon - Rise: 02:09, Set: 08:54. Civil Dark: 21:08 - 05:12. Nautical Dark: 21:55 - 04:25. Astro Dark: 22:52 - 03:27

Total Clouds (% Sky Obscured)

100
100
100
98
98
98
100
94
87
80
84
87
91
89
88
85
75
63
51
53
56
59
59
58

Low Clouds (% Sky Obscured)

55
52
49
46
62
79
93
82
72
61
67
73
78
76
72
68
63
53
48
45
42
39
42
45

Medium Clouds (% Sky Obscured)

46
46
46
46
58
72
82
74
65
55
60
66
71
70
69
70
47
25
2
2
2
2
5
8

High Clouds (% Sky Obscured)

75
75
60
75
60
30
0
0
0
0
1
2
3
6
8
10
9
8
7
18
30
44
39
39

ISS Passover

Visibility (miles)

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

Light Rain
Very Light Rain
None
None
None
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
None
None

Precipitation Probability (%)

69
59
51
45
48
54
62
64
64
61
53
41
17
28
31
30
33
33
32
29
30
32
31
32

Precipitation Amount (mm)

0.5
0.3
0
0
0
0.2
0.3
0.3
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
80
81
84
87
88
88
91
90
91
91
91
91
91
91
93
93
88
84
80
77
77
77
76

Pressure (mb)

1003
1004
1005
1005
1006
1007
1007
1008
1008
1008
1008
1009
1009
1009
1010
1010
1011
1012
1012
1013
1013
1013
1014
1014

Ozone (du)

451
454
454
454
454
454
454
454
454
454
454
452
451
450
451
452
453
452
450
448
447
446
445
447

Monday 29

Waning Gibbous 64%

02:53

10:10

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 OK
04 OK
05 OK
06 Bad

Sun - Rise: 05:47, Set: 20:32, Transit: 13:11. Moon - Rise: 02:53, Set: 10:10. Civil Dark: 21:09 - 05:10. Nautical Dark: 21:57 - 04:22. Astro Dark: 22:55 - 03:24

Total Clouds (% Sky Obscured)

58
57
53
51
64
77
89
89
90
92
72
48
21
23
29
48

Low Clouds (% Sky Obscured)

48
45
42
39
31
24
16
28
39
50
40
26
12
20
31
43

Medium Clouds (% Sky Obscured)

11
15
18
20
24
29
32
31
29
28
25
15
3
16
33
52

High Clouds (% Sky Obscured)

36
38
37
27
36
52
73
48
24
0
23
43
60
59
54
52

ISS Passover

Visibility (miles)

8
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

Precipitation Type

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

Precipitation Probability (%)

33
31
28
24
19
13
2
4
3
1
3
2
1
4
5
4

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

15
15
13
12
10
8
5
3
3
3
3
3
3
3
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
74
77
80
85
84
85
85
87
87
90
90
91
93
93
93

Pressure (mb)

1014
1014
1014
1014
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015

Ozone (du)

449
451
452
452
452
452
452
451
449
447
445
440
436
432
429
426

Welcome to Clear Outside

Forecast for Alphington, Devon, United Kingdom (50.70,-3.52)

Generated: 23/04/24 14:35:34. Forecast: 23/04/24 to 29/04/24. Timezone: UTC+1.00