Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 24

Full Moon 99%

21:21

06:04

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
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: 05:48, Set: 20:19, Transit: 13:04. Moon - Rise: 21:21, Set: 06:04. Civil Dark: 20:56 - 05:11. Nautical Dark: 21:43 - 04:23. Astro Dark: 22:39 - 03:27

Total Clouds (% Sky Obscured)

90
84
91
82
67
75
71
52
50
43
63
66
65
85
91
94
73
96
77
49
84
77
99
76

Low Clouds (% Sky Obscured)

69
85
82
82
64
69
68
52
45
38
63
65
65
84
91
90
48
53
38
2
40
47
96
69

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
15
3
36
13
19
45
57
60
15

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
4
35
65
48
36
48
22
11
26

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
13
0
12
13
2
9
0
0
0
0
0
1
2
4
4
2
1
1
4
8
6

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)

6
8
11
9
9
8
6
5
4
3
2
3
3
3
3
4
4
4
4
4
6
7
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
63
60
59
61
67
72
78
79
78
80
83
86
86
85
80
82
91
94
94
82
72
70
73

Pressure (mb)

1018
1017
1017
1016
1016
1015
1015
1014
1014
1014
1014
1014
1013
1013
1012
1011
1010
1009
1008
1008
1008
1007
1007
1006

Ozone (du)

409
407
404
408
410
409
410
409
406
405
405
405
406
408
408
409
411
412
413
411
407
404
404
406

Thursday 25

Waning Gibbous 96%

22:39

06:25

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: 05:46, Set: 20:21, Transit: 13:04. Moon - Rise: 22:39, Set: 06:25. Civil Dark: 20:58 - 05:08. Nautical Dark: 21:45 - 04:21. Astro Dark: 22:42 - 03:23

Total Clouds (% Sky Obscured)

100
100
100
100
99
99
99
98
85
81
83
96
93
98
100
100
100
89
88
81
95
94
97
100

Low Clouds (% Sky Obscured)

94
74
80
81
73
75
65
53
57
46
45
31
38
41
59
60
54
59
71
39
72
72
74
74

Medium Clouds (% Sky Obscured)

68
79
92
78
60
57
61
59
58
56
67
62
67
78
72
67
64
43
30
20
80
80
81
76

High Clouds (% Sky Obscured)

39
28
40
27
46
75
86
39
4
12
8
57
67
94
100
94
100
79
76
76
80
61
66
70

ISS Passover

Visibility (miles)

9
9
5
5
4
7
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
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

26
45
57
55
49
41
29
16
8
4
0
0
0
0
0
0
0
0
0
0
0
3
6
9

Precipitation Amount (mm)

0
0
0.3
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
85
82
82
84
81
80
82
90
91
94
93
93
93
94
94
93
94
96
98
94
93
88
84

Pressure (mb)

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

Ozone (du)

406
408
409
410
411
412
413
414
413
413
412
412
414
415
414
415
416
420
420
422
423
425
427
430

Friday 26

Waning Gibbous 91%

23:56

06:56

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: 05:44, Set: 20:22, Transit: 13:04. Moon - Rise: 23:56, Set: 06:56. Civil Dark: 21:00 - 05:06. Nautical Dark: 21:47 - 04:18. Astro Dark: 22:45 - 03:20

Total Clouds (% Sky Obscured)

99
98
100
99
99
97
95
94
100
100
100
100
100
100
100
100
100
99
99
98
98
98
98
99

Low Clouds (% Sky Obscured)

71
60
66
74
88
70
70
70
67
72
70
64
87
84
85
92
90
90
91
92
92
93
95
98

Medium Clouds (% Sky Obscured)

86
95
78
68
65
64
60
56
84
95
100
100
100
100
100
100
100
95
95
89
65
65
62
66

High Clouds (% Sky Obscured)

41
23
41
59
33
9
28
33
53
100
100
100
100
100
100
100
100
58
12
12
68
65
84
85

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
3
5
5
1
1
0

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
Very Light Rain
Very Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

22
36
35
19
23
25
23
14
3
3
14
19
35
32
33
53
65
79
89
64
61
59
47
37

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.8
0.3
0.3
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
73
76
76
75
79
80
85
88
88
88
88
88
86
88
90
91
94
96
98
98
98
98
100

Pressure (mb)

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

Ozone (du)

432
434
436
438
440
443
443
441
439
439
438
437
438
436
435
435
436
436
437
438
435
433
432
430

Saturday 27

Waning Gibbous 83%

01:08

07:40

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: 05:42, Set: 20:24, Transit: 13:04. Moon - Rise: 01:08, Set: 07:40. Civil Dark: 21:02 - 05:04. Nautical Dark: 21:50 - 04:16. Astro Dark: 22:48 - 03:16

Total Clouds (% Sky Obscured)

100
100
100
100
98
96
94
94
95
96
97
99
100
100
100
100
100
94
97
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
98
97
94
91
86
83
84
85
86
86
86
86
85
85
85
89
81
94
96
96
95
96
97

Medium Clouds (% Sky Obscured)

66
96
87
88
86
85
86
84
39
89
93
97
100
100
100
100
100
68
50
68
100
51
50
43

High Clouds (% Sky Obscured)

100
100
100
100
85
70
55
56
48
58
72
86
100
100
100
100
100
68
60
96
100
98
61
57

ISS Passover

Visibility (miles)

0
0
9
4
4
4
6
9
9
9
3
4
2
6
0
0
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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
Very Light Rain
None
None
None
None

Precipitation Probability (%)

21
36
53
69
78
73
61
44
29
70
95
95
95
95
95
95
52
24
47
61
30
19
13
23

Precipitation Amount (mm)

0
0
0
0.3
0.5
0.4
0.2
0
0
0.3
0.9
0.9
0.7
0.8
2.3
0.8
0
0
0
0.3
0
0
0
0

Wind Speed/Direction (mph)

12
11
11
11
12
12
12
13
13
13
13
13
13
13
12
10
10
10
10
12
11
13
14
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
95
87
87
88
91
94
94
94
96
96
96
98
98
98
96
96
96
93
96
96
91
90

Pressure (mb)

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

Ozone (du)

428
424
422
421
421
422
421
424
421
418
414
413
411
412
414
419
424
432
442
440
438
436
435
433

Sunday 28

Waning Gibbous 74%

02:07

08:41

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 OK
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:40, Set: 20:26, Transit: 13:04. Moon - Rise: 02:07, Set: 08:41. Civil Dark: 21:03 - 05:02. Nautical Dark: 21:52 - 04:13. Astro Dark: 22:51 - 03:13

Total Clouds (% Sky Obscured)

94
88
73
72
69
66
66
63
62
61
47
34
20
20
20
30
30
30
25
30
30
30
40
50

Low Clouds (% Sky Obscured)

94
81
59
48
23
52
53
49
37
30
42
37
30
25
20
15
10
5
5
0
0
5
25
45

Medium Clouds (% Sky Obscured)

44
31
24
22
57
65
71
68
65
65
53
40
35
26
22
24
20
12
2
1
1
0
0
0

High Clouds (% Sky Obscured)

52
35
22
46
53
50
51
46
45
50
4
50
50
37
30
14
10
6
1
1
1
1
1
0

ISS Passover

Visibility (miles)

9
8
9
4
9
3
9
9
9
9
9
8
3
3
2
1
0
3
6
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
Light Rain
Light Rain
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

26
38
54
58
82
94
60
30
15
18
54
95
95
85
74
67
50
34
22
20
17
13
17
18

Precipitation Amount (mm)

0
0
0
0
0.5
0.7
0
0
0
0
0
0.8
1.3
0.7
0.5
0.4
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
16
16
17
13
13
11
8
8
6
5
6
7
6
2
3
7
7
7
7
8
9
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
83
81
81
90
90
96
98
95
96
96
96
96
98
98
100
98
98
96
96
94
90
88
80

Pressure (mb)

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

Ozone (du)

437
440
442
439
442
442
449
452
452
451
450
450
449
448
446
443
440
439
439
438
435
432
429
429

Monday 29

Waning Gibbous 64%

02:50

09:58

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 OK
01 OK
02 OK
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:38, Set: 20:27, Transit: 13:04. Moon - Rise: 02:50, Set: 09:58. Civil Dark: 21:05 - 05:00. Nautical Dark: 21:54 - 04:11. Astro Dark: 22:54 - 03:09

Total Clouds (% Sky Obscured)

63
60
59
65
70
71
72
69
65
59
45
31
17
26
38
50
48
41
70
43
41
49
61
60

Low Clouds (% Sky Obscured)

65
56
48
41
43
44
43
34
26
17
14
10
8
18
20
21
19
17
21
25
26
31
30
25

Medium Clouds (% Sky Obscured)

0
10
20
31
31
31
29
21
16
12
10
6
3
9
15
21
32
38
43
39
39
40
33
27

High Clouds (% Sky Obscured)

0
11
22
34
34
41
44
44
50
50
36
19
2
4
5
7
18
28
43
29
16
3
18
33

ISS Passover

Visibility (miles)

9
9
8
7
6
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
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
None

Precipitation Probability (%)

16
21
25
28
27
25
20
17
12
2
4
3
0
0
0
0
10
18
32
50
60
66
52
36

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
64
71
77
84
86
86
86
88
91
96
94
96
96
96
94
94
94
94
93
87
80
73
70

Pressure (mb)

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

Ozone (du)

429
430
429
427
426
426
426
426
428
430
432
432
433
433
432
431
430
431
431
431
433
435
436
435

Tuesday 30

Waning Gibbous 53%

03:21

11:23

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 OK
03 OK
04 OK
05 OK
06 OK

Sun - Rise: 05:36, Set: 20:29, Transit: 13:04. Moon - Rise: 03:21, Set: 11:23. Civil Dark: 21:07 - 04:58. Nautical Dark: 21:56 - 04:08. Astro Dark: 22:58 - 03:06

Total Clouds (% Sky Obscured)

53
70
86
100
100
100
100
100
100
100
81
61
42
40
37
35
33
31
28

Low Clouds (% Sky Obscured)

21
30
32
36
32
25
16
14
9
3
4
5
7
12
14
14
14
23
27

Medium Clouds (% Sky Obscured)

17
22
23
25
27
39
51
52
49
50
33
17
0
3
6
9
6
4
2

High Clouds (% Sky Obscured)

48
65
84
100
97
95
92
95
97
100
84
68
52
37
20
3
26
52
67

ISS Passover

Visibility (miles)

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

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
None
None
None

Precipitation Probability (%)

14
21
23
16
32
36
36
29
19
2
2
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

Wind Speed/Direction (mph)

15
16
15
14
13
12
12
11
10
9
7
7
6
5
5
4
3
3
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
62
67
70
75
80
87
93
95
96
96
98
98
98
98
98
98
98
98

Pressure (mb)

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

Ozone (du)

434
433
434
434
434
435
436
437
437
438
438
436
434
432
431
429
427
427
426

Forecast for Marlborough, Wiltshire, United Kingdom (51.42,-1.73)

Generated: 24/04/24 12:14:05. Forecast: 24/04/24 to 30/04/24. Timezone: UTC+1.00