Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 24

Full Moon 99%

21:25

06:14

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

83
86
87
91
77
48
62
70
27
35
11
10
65
56
62
91
92
86
76
74
93
92
99
100

Low Clouds (% Sky Obscured)

82
79
80
84
75
45
61
70
26
35
10
8
51
37
52
76
82
63
60
56
45
65
82
56

Medium Clouds (% Sky Obscured)

21
27
20
18
0
0
0
0
0
0
2
3
18
3
20
37
36
29
22
20
35
30
32
34

High Clouds (% Sky Obscured)

3
1
0
0
0
0
0
0
0
0
0
0
5
51
43
51
66
26
56
75
70
57
83
96

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
27
17
16
8
14
7
6
4
3
1
1
0
1
2
7
11
32
39
32
27
8
5

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
4
3
3
3
3
3
4
4
4
4
4
4
3
3
4
8
8
9
10
11
11
13
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
84
88
90
93
91
93
91
94
94
94
91
89
89
87
80
77
77
77
84
89
74
71
67

Pressure (mb)

1014
1014
1014
1015
1014
1014
1013
1013
1012
1012
1011
1010
1010
1009
1009
1008
1008
1007
1006
1005
1005
1004
1004
1004

Ozone (du)

407
409
409
408
407
406
405
404
404
404
405
405
406
407
408
409
410
410
411
411
411
411
411
412

Thursday 25

Waning Gibbous 96%

22:42

06:36

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
15 Bad
16 Bad
17 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)

94
89
87
88
95
100
100
100
100
100
100
99
99
84
73
95
93
92
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

55
29
3
17
22
22
29
39
44
47
43
43
40
42
30
76
70
83
100
100
100
91
93
88

Medium Clouds (% Sky Obscured)

29
58
88
84
88
86
99
96
100
100
92
82
94
84
75
73
82
73
56
52
63
72
71
75

High Clouds (% Sky Obscured)

67
60
49
53
73
89
78
100
74
44
66
49
62
1
4
10
14
39
39
5
60
63
61
75

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
3
3
9
9
9
7
7
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
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
None
None
None
None
None
Very Light Rain

Precipitation Probability (%)

1
3
2
2
2
2
1
9
25
20
7
10
31
37
56
78
95
85
52
39
42
49
47
47

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.7
1.3
0.5
0
0
0
0
0
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
77
84
87
87
84
82
83
83
83
86
86
86
86
88
87
91
95
93
93
90
87
84
87

Pressure (mb)

1004
1004
1004
1004
1004
1004
1003
1003
1003
1003
1003
1003
1003
1003
1003
1004
1004
1004
1004
1003
1003
1003
1003
1003

Ozone (du)

411
411
412
413
417
421
422
420
422
425
429
430
430
433
435
435
435
434
435
434
434
433
432
432

Friday 26

Waning Gibbous 90%

23:59

07:08

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
15 Bad
16 Bad
17 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)

93
97
100
100
100
100
98
99
100
95
96
100
93
96
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

76
70
70
77
72
66
64
60
60
47
48
36
45
59
96
85
76
78
67
76
84
91
86
82

Medium Clouds (% Sky Obscured)

64
57
95
100
100
98
72
99
66
43
48
49
58
92
99
77
81
74
100
100
100
100
100
64

High Clouds (% Sky Obscured)

39
87
100
100
100
100
64
60
48
88
85
100
62
83
100
100
100
100
100
100
100
100
100
100

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
4
4
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

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

Precipitation Probability (%)

44
32
25
27
26
29
24
31
32
33
19
13
8
17
16
12
3
7
26
48
77
93
81
67

Precipitation Amount (mm)

0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.5
0.4
0.2

Wind Speed/Direction (mph)

10
8
7
7
8
6
5
6
6
8
9
10
10
11
12
15
16
17
19
18
17
17
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
93
93
93
95
93
95
96
96
96
94
94
96
94
91
90
90
87
85
90
91
96
96

Pressure (mb)

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

Ozone (du)

431
429
428
427
428
429
430
431
431
430
429
428
428
429
428
427
425
425
426
427
427
427
424
420

Saturday 27

Waning Gibbous 83%

01:10

07:53

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
15 Bad
16 Bad
17 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)

100
100
100
100
100
100
100
100
100
100
100
100
100
98
92
93
97
95
100
98
96
91
93
86

Low Clouds (% Sky Obscured)

78
85
93
100
97
94
90
90
90
91
92
93
92
92
93
95
92
96
99
95
85
83
84
71

Medium Clouds (% Sky Obscured)

33
100
100
100
99
100
100
100
100
100
100
96
100
79
56
49
82
61
92
82
87
67
90
40

High Clouds (% Sky Obscured)

100
95
100
100
100
100
100
100
100
100
100
100
86
32
28
22
25
29
99
92
78
3
2
4

ISS Passover

Visibility (miles)

9
9
4
2
2
0
0
1
1
1
5
3
9
9
9
8
7
4
3
3
4
5
4
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
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None

Precipitation Probability (%)

59
92
95
95
79
95
95
95
95
95
95
70
49
47
50
56
72
82
81
74
66
69
63
33

Precipitation Amount (mm)

0
0.7
0.8
1
0.3
0.6
1.7
2.7
3.9
2
0.5
0.3
0
0
0
0
0.4
0.6
0.6
0.5
0.4
0.5
0.4
0

Wind Speed/Direction (mph)

17
17
17
17
17
17
16
16
15
13
11
8
6
5
6
6
6
7
8
9
10
10
11
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
98
96
96
96
96
98
96
96
96
98
96
96
91
90
85
83
81
81
83
79
79
88

Pressure (mb)

1000
1000
1000
1000
999
999
998
998
997
997
997
997
998
998
998
999
1000
1000
1001
1001
1002
1003
1004
1005

Ozone (du)

418
417
419
419
423
426
425
425
426
428
431
435
438
443
447
455
457
459
456
451
451
451
449
447

Sunday 28

Waning Gibbous 74%

02:09

08:54

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

84
65
32
4
4
4
9
13
2
2
2
3
6
26
19
14
22
30
38
57
64
76
71
68

Low Clouds (% Sky Obscured)

63
37
19
7
8
11
16
22
2
2
1
1
2
28
14
2
16
32
47
57
68
76
67
58

Medium Clouds (% Sky Obscured)

38
71
30
3
0
0
0
0
0
0
0
0
0
6
12
20
19
15
11
24
33
35
19
16

High Clouds (% Sky Obscured)

3
54
6
4
2
0
1
0
0
0
1
2
3
1
2
2
2
2
2
10
19
27
19
11

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
6
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
None
None
None
None
None
None
None

Precipitation Probability (%)

13
11
7
2
1
1
0
0
0
0
1
2
1
8
10
9
11
10
6
15
22
26
28
31

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
88
91
95
93
93
94
94
93
91
93
93
90
90
82
75
70
67
64
63
68
73
78
80

Pressure (mb)

1006
1007
1008
1009
1011
1011
1012
1012
1013
1014
1014
1015
1015
1015
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

445
438
434
430
426
423
420
420
421
421
423
425
428
432
434
435
437
436
436
435
436
437
437
435

Monday 29

Waning Gibbous 64%

02:53

10:10

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

64
54
42
32
34
38
44
48
47
36
21
15
12
13
18
18
53
78
96
95
96
97
92
87

Low Clouds (% Sky Obscured)

49
36
20
3
9
15
21
21
23
28
30
31
32
37
37
46
39
34
28
32
35
36
23
16

Medium Clouds (% Sky Obscured)

15
12
9
6
11
17
23
30
35
39
37
30
31
30
30
35
29
24
21
17
12
10
16
23

High Clouds (% Sky Obscured)

4
11
18
27
20
14
8
10
13
15
11
8
10
13
11
10
39
67
93
91
93
93
87
80

ISS Passover

Visibility (miles)

8
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 (%)

31
24
19
2
5
7
1
4
4
3
18
27
35
45
49
46
44
35
10
11
9
1
9
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)

11
11
9
7
5
6
6
7
8
9
9
10
10
10
11
12
15
15
15
15
15
15
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
87
90
93
95
96
95
95
96
95
95
95
93
93
90
85
81
81
79
77
75
74
72
77

Pressure (mb)

1019
1019
1019
1020
1020
1020
1019
1019
1019
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016

Ozone (du)

434
432
431
431
431
432
434
435
435
435
435
435
435
434
434
435
435
436
437
438
438
438
439
438

Tuesday 30

Waning Gibbous 53%

03:25

11:35

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

Sun - Rise: 05:46, Set: 20:34, Transit: 13:11. Moon - Rise: 03:25, Set: 11:35. Civil Dark: 21:11 - 05:08. Nautical Dark: 21:59 - 04:20. Astro Dark: 22:58 - 03:20

Total Clouds (% Sky Obscured)

83
90
94
99
99
100
100
96
90
84
68
58
47
47
49
48
63
80
99

Low Clouds (% Sky Obscured)

9
14
19
21
28
28
33
22
15
6
6
5
7
9
13
12
20
30
37

Medium Clouds (% Sky Obscured)

30
24
18
13
13
13
14
24
34
43
33
23
14
20
25
30
34
38
42

High Clouds (% Sky Obscured)

72
79
88
97
98
99
100
79
57
31
19
10
4
3
1
0
8
17
30

ISS Passover

Visibility (miles)

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

Fog (%)

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
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

11
18
25
31
32
30
26
24
21
17
25
34
43
49
54
58
59
56
50

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
92
91
90
90
91
93
95
93
91
91
91
91
91
91
91
92
89
86

Pressure (mb)

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

Ozone (du)

437
436
437
438
439
443
448
452
456
460
465
467
469
471
472
473
473
470
467

Welcome to Clear Outside

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

Generated: 24/04/24 17:39:19. Forecast: 24/04/24 to 30/04/24. Timezone: UTC+1.00