Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 24

Full Moon 100%

21:28

06:02

00 Good
01 Good
02 Good
03 Good
04 Bad
05 Bad
06 Bad
07 OK
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: 06:03, Set: 20:28, Transit: 13:15. Moon - Rise: 21:28, Set: 06:02. Civil Dark: 21:04 - 05:27. Nautical Dark: 21:49 - 04:41. Astro Dark: 22:42 - 03:48

Total Clouds (% Sky Obscured)

2
0
0
0
72
76
64
27
63
76
93
100
100
94
88
85
82
87
85
90
83
58
42
42

Low Clouds (% Sky Obscured)

0
21
23
26
37
33
33
34
34
52
89
92
83
77
84
79
82
87
87
77
42
30
38
36

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
2
2
1
1
0
0
0
0
0

High Clouds (% Sky Obscured)

2
3
1
0
0
3
3
4
4
3
3
4
3
1
2
4
6
12
53
75
70
41
4
2

ISS Passover

Visibility (miles)

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

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
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
4
4
3
6
2
3
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
87
93
92
89
86
90
91
91
80
73
66
75
73
73
74
73
74
80
82
85
93
93
93

Pressure (mb)

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

Ozone (du)

393
391
392
393
392
392
395
398
399
402
404
406
408
402
401
403
403
405
408
409
410
409
408
407

Thursday 25

Waning Gibbous 99%

22:45

06:19

00 OK
01 OK
02 OK
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: 06:01, Set: 20:29, Transit: 13:15. Moon - Rise: 22:45, Set: 06:19. Civil Dark: 21:05 - 05:25. Nautical Dark: 21:51 - 04:39. Astro Dark: 22:45 - 03:45

Total Clouds (% Sky Obscured)

33
35
38
54
54
72
76
83
82
83
84
89
91
84
85
85
97
100
99
99
98
97
98
99

Low Clouds (% Sky Obscured)

31
30
35
41
40
53
70
85
84
84
85
83
82
76
68
69
52
38
83
73
54
56
52
73

Medium Clouds (% Sky Obscured)

0
0
0
8
16
15
3
3
2
3
5
12
18
12
31
2
45
97
85
95
97
96
91
61

High Clouds (% Sky Obscured)

2
2
2
4
4
20
28
7
11
44
46
61
45
38
8
26
83
82
98
91
65
85
86
89

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
8
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 (%)

1
0
0
1
3
7
7
7
5
8
27
37
23
23
12
19
2
2
0
0
0
1
2
7

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
4
4
4
4
4
4
3
5
8
11
11
11
12
13
13
12
12
11
9
7
4
3
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
93
91
89
91
88
87
85
85
85
78
74
71
71
71
69
70
77
79
82
85
88

Pressure (mb)

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

Ozone (du)

406
404
402
403
405
406
409
411
412
413
413
414
414
415
414
415
415
416
420
420
416
416
420
426

Friday 26

Waning Gibbous 96%

00:02

06:41

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: 05:59, Set: 20:31, Transit: 13:15. Moon - Rise: 00:02, Set: 06:41. Civil Dark: 21:07 - 05:23. Nautical Dark: 21:53 - 04:36. Astro Dark: 22:48 - 03:42

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
82
90
97
96
94
100
97
100
100
100
98
96
100
100
100
100
100

Low Clouds (% Sky Obscured)

66
72
82
82
84
87
87
62
69
78
87
83
100
97
99
96
99
92
81
90
89
74
62
63

Medium Clouds (% Sky Obscured)

72
98
100
100
99
71
52
56
54
50
51
59
57
55
100
100
93
95
86
100
100
100
99
100

High Clouds (% Sky Obscured)

100
92
100
99
25
30
34
31
36
53
37
30
3
65
65
65
60
61
61
100
100
69
62
90

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

20
56
82
65
41
28
21
22
32
31
37
46
53
56
49
54
52
53
42
27
30
36
45
49

Precipitation Amount (mm)

0
0.3
0.8
0.3
0
0
0
0
0
0
0
0.2
0.3
0.3
0
0.3
0.3
0.3
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
88
91
96
94
96
98
94
90
81
77
74
78
82
88
91
90
91
90
88
90
91
93
94

Pressure (mb)

1004
1003
1003
1003
1002
1002
1002
1002
1002
1003
1003
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002

Ozone (du)

427
426
425
427
431
434
436
437
438
438
437
438
438
437
436
435
434
434
433
432
433
433
433
434

Saturday 27

Waning Gibbous 90%

No Rise

07:13

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: 05:57, Set: 20:32, Transit: 13:15. Moon - Rise: No Rise, Set: 07:13. Civil Dark: 21:09 - 05:21. Nautical Dark: 21:56 - 04:34. Astro Dark: 22:51 - 03:38

Total Clouds (% Sky Obscured)

100
96
100
100
100
100
75
80
84
90
91
92
92
94
95
96
94
92
89
70
52
38
45
52

Low Clouds (% Sky Obscured)

67
80
77
75
84
83
73
74
76
71
82
83
84
90
92
93
91
90
87
75
60
47
49
52

Medium Clouds (% Sky Obscured)

79
63
82
100
100
80
50
54
58
65
76
81
85
83
82
80
76
72
64
60
50
26
45
40

High Clouds (% Sky Obscured)

100
75
100
100
100
100
60
55
55
55
42
55
55
53
60
67
65
67
70
70
70
70
75
75

ISS Passover

Visibility (miles)

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

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
Very Light Rain
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

Precipitation Probability (%)

54
50
40
29
25
27
37
46
33
23
25
28
50
90
95
95
94
95
84
88
93
95
95
95

Precipitation Amount (mm)

0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0.6
1.3
1
0.6
0.7
0.6
0.6
0.8
0.5
0.5
0.6

Wind Speed/Direction (mph)

6
6
6
6
7
7
6
7
9
11
13
12
13
12
12
12
11
12
13
14
13
13
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
96
96
96
96
96
96
96
94
91
95
91
91
95
96
96
96
98
98
96
98
96
96

Pressure (mb)

1002
1002
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1000
1000
1000
1000
1000
1000
1000
1001
1001
1001

Ozone (du)

435
436
436
437
436
435
432
430
429
428
430
430
430
429
429
428
428
428
427
427
427
426
425
423

Sunday 28

Waning Gibbous 83%

01:12

07:58

00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 OK
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 OK
21 OK
22 OK
23 OK

Sun - Rise: 05:55, Set: 20:34, Transit: 13:15. Moon - Rise: 01:12, Set: 07:58. Civil Dark: 21:11 - 05:18. Nautical Dark: 21:58 - 04:31. Astro Dark: 22:54 - 03:35

Total Clouds (% Sky Obscured)

50
49
55
57
50
38
22
31
60
71
65
54
54
39
46
44
28
32
25
25
23
30
17
17

Low Clouds (% Sky Obscured)

54
53
55
40
22
18
16
30
57
69
63
53
54
37
49
48
29
36
35
30
32
7
10
16

Medium Clouds (% Sky Obscured)

45
40
35
35
35
1
0
7
35
42
0
0
0
0
2
12
3
8
8
0
0
1
2
2

High Clouds (% Sky Obscured)

75
75
75
80
4
80
26
2
69
13
15
4
2
2
1
1
0
0
0
0
22
55
14
3

ISS Passover

Visibility (miles)

2
1
2
9
9
9
9
9
9
6
9
8
6
8
5
4
4
6
8
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

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

Precipitation Probability (%)

95
95
95
34
6
5
8
27
65
51
40
47
47
51
63
63
55
47
33
24
8
16
8
16

Precipitation Amount (mm)

2
4
0.9
0
0
0
0
0
0.2
0
0
0.2
0.2
0.3
0.4
0.4
0.3
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
11
13
4
5
6
9
11
14
16
17
15
14
12
13
12
11
11
11
11
10
9
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
94
94
91
94
94
93
95
95
95
87
90
81
83
86
83
88
93
91
95
94
96

Pressure (mb)

1000
1000
1001
1001
1001
1002
1002
1002
1003
1003
1003
1004
1004
1005
1005
1005
1006
1006
1007
1008
1009
1010
1011
1012

Ozone (du)

422
420
424
425
428
431
437
440
437
438
441
441
441
441
444
444
444
445
444
443
442
443
441
439

Monday 29

Waning Gibbous 74%

02:11

08:59

00 OK
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: 05:53, Set: 20:35, Transit: 13:14. Moon - Rise: 02:11, Set: 08:59. Civil Dark: 21:12 - 05:16. Nautical Dark: 22:00 - 04:29. Astro Dark: 22:57 - 03:32

Total Clouds (% Sky Obscured)

28
38
47
52
51
48
42
53
64
74
80
87
93
92
92
93
87
81
77
73
68
70
74
79

Low Clouds (% Sky Obscured)

37
33
37
38
41
39
33
37
38
40
43
49
53
60
67
74
62
48
36
32
29
28
39
49

Medium Clouds (% Sky Obscured)

2
3
4
5
4
3
2
1
1
1
27
53
80
70
61
55
43
35
20
14
8
2
16
32

High Clouds (% Sky Obscured)

1
2
3
4
5
5
5
21
39
59
61
61
60
57
58
55
53
58
65
56
43
28
25
26

ISS Passover

Visibility (miles)

4
4
6
8
9
9
9
9
9
9
9
9
9
9
9
9
8
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 (%)

4
13
14
11
12
11
7
14
15
13
14
15
17
18
22
25
21
18
13
10
6
0
5
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
94
94
93
94
94
94
90
85
81
77
72
69
72
76
81
83
85
88
91
93
95
95

Pressure (mb)

1013
1013
1014
1015
1015
1016
1016
1017
1017
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1019

Ozone (du)

438
438
436
433
430
430
430
430
431
431
432
432
433
433
433
433
433
432
432
432
431
431
431
430

Tuesday 30

Waning Gibbous 64%

02:56

10:15

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: 05:52, Set: 20:37, Transit: 13:14. Moon - Rise: 02:56, Set: 10:15. Civil Dark: 21:14 - 05:14. Nautical Dark: 22:02 - 04:27. Astro Dark: 23:00 - 03:29

Total Clouds (% Sky Obscured)

85
90
94
100
99
98
97
97
97
96
96
97
97
98
99
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

60
63
67
70
77
82
90
92
93
90
78
69
60
56
53
49
57
64
71
54
33
13
11
9

Medium Clouds (% Sky Obscured)

47
55
63
70
74
81
86
82
77
72
66
63
55
64
67
72
79
85
92
80
70
68
67
66

High Clouds (% Sky Obscured)

29
53
76
100
83
65
48
52
55
61
73
84
95
97
98
100
100
100
100
98
96
94
84
76

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

12
14
14
15
44
66
94
95
95
95
95
90
72
67
57
42
32
24
16
13
9
2
1
1

Precipitation Amount (mm)

0
0
0
0
0
0.3
0.9
0.8
1
1.4
0.9
0.6
0.3
0.3
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
16
17
17
18
18
17
17
15
15
15
13
11
9
10
10
11
11
11
11
9
8
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
91
91
90
91
93
95
95
96
98
95
93
91
91
91
93
90
88
85
84
84
84
84

Pressure (mb)

1019
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1017
1017
1018
1018
1019
1019
1019
1019
1019
1020
1020
1021
1021

Ozone (du)

430
429
427
426
424
423
423
423
423
424
425
426
427
429
429
429
430
431
432
433
434
436
437
438

Forecast for Upton, Cornwall, United Kingdom (50.54,-4.42)

Generated: 24/04/24 13:27:36. Forecast: 24/04/24 to 30/04/24. Timezone: UTC+1.00