Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 29

Waxing Gibbous 97%

18:20

04:43

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

Sun - Rise: 05:33, Set: 20:25, Transit: 13:00. Moon - Rise: 18:20, Set: 04:43. Civil Dark: 21:03 - 04:55. Nautical Dark: 21:53 - 04:04. Astro Dark: 22:55 - 03:01

Total Clouds (% Sky Obscured)

39
53
8
1
1
2
0
1
2
2
2
2
2
2
1
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

39
41
2
1
1
2
0
1
2
2
2
2
2
2
1
0
0
0
0
0
0
0
0
0

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
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

17
16
15
16
15
14
13
12
12
11
11
10
10
11
13
14
15
16
16
17
17
16
15
14

Chance of Frost

Temperature (°C)

14
13
12
11
10
9
8
8
7
7
7
7
7
8
10
12
14
16
18
19
19
19
20
19

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
67
70
69
72
73
77
78
81
82
85
87
85
81
76
70
62
58
54
53
52
53
55
59

Pressure (mb)

1024
1024
1024
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1025
1025
1024
1024
1024
1023
1023
1023
1022
1022
1022

Ozone (du)

382
381
380
379
377
375
375
375
377
378
378
378
377
377
376
376
376
376
377
380
380
380
380
381

Thursday 30

Waxing Gibbous 99%

19:35

04:56

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

Sun - Rise: 05:31, Set: 20:26, Transit: 13:00. Moon - Rise: 19:35, Set: 04:56. Civil Dark: 21:05 - 04:52. Nautical Dark: 21:55 - 04:01. Astro Dark: 22:59 - 02:57

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
14
57
90
67
53

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
24
28
8

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
42
54
34
27

High Clouds (% Sky Obscured)

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

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
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

14
12
8
7
6
6
6
6
6
5
5
5
5
5
6
7
8
7
7
7
8
8
8
9

Chance of Frost

Temperature (°C)

17
16
15
12
11
10
10
9
8
8
7
7
6
7
10
13
16
18
20
22
23
24
24
23

Feels Like (°C)

14
14
13
11
10
9
8
8
7
6
7
6
5
7
9
12
15
17
20
21
24
24
24
23

Dew Point (°C)

10
10
10
9
8
7
7
6
5
5
5
4
3
4
5
7
9
10
12
13
15
16
16
16

Relative Humidity (%)

62
66
75
80
80
81
81
81
81
82
85
84
81
79
71
64
62
59
57
55
59
60
61
63

Pressure (mb)

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

Ozone (du)

381
381
382
384
386
386
385
383
381
381
382
381
380
380
380
380
380
379
378
378
379
378
377
376

Friday 1

Full Moon 100%

20:50

05:12

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: 05:29, Set: 20:28, Transit: 12:59. Moon - Rise: 20:50, Set: 05:12. Civil Dark: 21:07 - 04:50. Nautical Dark: 21:58 - 03:59. Astro Dark: 23:02 - 02:53

Total Clouds (% Sky Obscured)

48
70
78
97
100
100
99
100
99
96
98
99
100
100
85
90
76
78
97
98
99
100
100
90

Low Clouds (% Sky Obscured)

0
0
36
27
45
43
62
71
60
52
38
35
26
21
22
25
29
25
21
18
16
13
9
5

Medium Clouds (% Sky Obscured)

28
28
29
85
88
30
38
33
37
30
96
91
40
46
61
89
59
55
59
46
48
20
25
52

High Clouds (% Sky Obscured)

0
29
28
44
68
96
92
100
96
62
87
91
100
100
83
72
62
71
94
96
98
100
100
82

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 (%)

1
2
7
15
36
15
8
1
0
0
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

23
21
19
17
16
15
14
14
13
13
12
11
11
11
12
14
15
16
18
19
19
20
20
20

Feels Like (°C)

23
22
20
17
15
14
13
12
12
11
10
10
9
10
11
12
14
15
16
17
18
18
19
20

Dew Point (°C)

17
17
17
16
15
14
14
13
13
13
12
11
10
11
11
11
11
11
10
10
10
11
11
11

Relative Humidity (%)

71
77
86
92
93
95
96
96
98
100
100
98
98
96
90
83
76
69
62
57
55
56
57
57

Pressure (mb)

1018
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1016
1016
1015
1015

Ozone (du)

374
371
370
367
368
367
366
365
365
364
364
365
366
365
364
365
366
366
367
369
369
369
371
371

Saturday 2

Waning Gibbous 98%

22:05

05:34

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: 05:28, Set: 20:30, Transit: 12:59. Moon - Rise: 22:05, Set: 05:34. Civil Dark: 21:09 - 04:48. Nautical Dark: 22:00 - 03:56. Astro Dark: 23:06 - 02:49

Total Clouds (% Sky Obscured)

100
98
98
97
94
92
90
88
87
89
93
96
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

1
1
1
1
0
1
2
13
12
14
35
55
77
80
85
89
89
89
88
86
82
71
70
60

Medium Clouds (% Sky Obscured)

72
79
88
97
94
92
63
85
80
71
47
94
100
98
96
93
95
98
100
100
100
100
89
100

High Clouds (% Sky Obscured)

99
70
66
45
37
28
36
28
23
21
50
77
100
100
100
100
100
100
100
100
98
97
95
82

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

1
1
2
1
3
1
2
19
16
3
65
95
95
95
95
95
95
95
95
95
88
80
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.5
1
1.6
1.3
1.4
0.6
0.7
1.1
1
0.7
0.5
0.4
0.8
1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
19
17
16
15
14
14
13
13
13
12
11
11
11
12
12
13
13
14
14
15
15
16
16

Feels Like (°C)

20
18
16
14
13
12
12
11
11
10
9
9
9
9
10
10
11
11
12
13
13
12
14
13

Dew Point (°C)

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

Relative Humidity (%)

61
72
75
74
78
83
86
89
84
83
86
90
96
98
100
100
98
98
98
96
96
93
87
87

Pressure (mb)

1015
1014
1014
1014
1014
1014
1013
1013
1013
1012
1012
1011
1011
1011
1011
1011
1011
1010
1010
1010
1009
1009
1009
1009

Ozone (du)

371
372
372
372
372
373
371
371
371
370
370
370
371
372
371
372
374
375
376
379
381
383
388
389

Sunday 3

Waning Gibbous 95%

23:16

06:05

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 OK
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 05:26, Set: 20:31, Transit: 12:59. Moon - Rise: 23:16, Set: 06:05. Civil Dark: 21:11 - 04:46. Nautical Dark: 22:02 - 03:54. Astro Dark: 23:10 - 02:45

Total Clouds (% Sky Obscured)

100
100
100
100
91
96
99
100
100
98
94
86
72
53
46
41
48
51
53
63
74
84
76
67

Low Clouds (% Sky Obscured)

47
65
76
85
80
79
77
79
79
81
81
81
72
53
46
41
48
51
53
53
53
56
58
57

Medium Clouds (% Sky Obscured)

100
57
61
60
51
48
40
58
63
70
58
47
32
0
0
0
0
0
0
9
25
40
29
14

High Clouds (% Sky Obscured)

85
92
96
79
80
80
80
80
80
75
50
25
0
2
6
6
3
2
1
4
7
8
11
15

ISS Passover

Visibility (miles)

7
8
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

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

Precipitation Probability (%)

95
95
93
86
79
69
52
46
35
13
12
13
11
3
3
1
7
10
11
15
18
23
37
44

Precipitation Amount (mm)

1
0.8
0.6
0.6
0.5
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
15
14
14
13
13
13
12
12
12
12
12
12
12
12
13
14
15
16
17
17
17
17
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
89
92
95
95
96
96
96
96
96
95
96
98
95
88
83
76
72
67
62
65
67
71
73

Pressure (mb)

1009
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011

Ozone (du)

386
384
383
383
384
385
383
383
381
378
377
377
378
379
378
378
378
378
378
378
378
379
379
378

Monday 4

Waning Gibbous 90%

00:19

06:47

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: 05:24, Set: 20:33, Transit: 12:59. Moon - Rise: 00:19, Set: 06:47. Civil Dark: 21:12 - 04:44. Nautical Dark: 22:05 - 03:51. Astro Dark: 23:13 - 02:41

Total Clouds (% Sky Obscured)

59
63
68
72
68
63
55
64
74
86
86
86
86
87
88
87
86
85
83
85
87
90
82
75

Low Clouds (% Sky Obscured)

56
59
62
65
64
63
55
64
60
66
70
71
67
71
71
71
68
71
72
82
86
89
79
71

Medium Clouds (% Sky Obscured)

1
13
31
49
33
17
0
2
4
8
8
7
7
18
23
30
27
31
35
29
21
16
36
53

High Clouds (% Sky Obscured)

16
11
8
5
2
1
0
2
4
7
10
12
12
18
15
12
8
5
2
12
23
33
38
47

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
8
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
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

44
45
39
29
27
21
1
1
0
0
0
0
0
2
3
1
7
8
6
17
24
31
40
48

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
13
13
13
13
13
12
11
8
8
8
8
7
8
8
8
8
9
9
9
13
12
11
11

Dew Point (°C)

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

Relative Humidity (%)

75
78
82
86
92
93
93
93
95
95
95
95
93
95
87
81
75
69
65
60
61
62
63
71

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1011
1010
1010
1010
1010
1010
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009

Ozone (du)

378
377
377
378
378
379
379
380
381
382
384
384
385
386
386
386
386
388
391
393
395
396
398
396

Tuesday 5

Waning Gibbous 83%

01:10

07:42

18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 OK
00 Good
01 Good
02 OK
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 05:22, Set: 20:35, Transit: 12:59. Moon - Rise: 01:10, Set: 07:42. Civil Dark: 21:14 - 04:42. Nautical Dark: 22:07 - 03:49. Astro Dark: 23:17 - 02:37

Total Clouds (% Sky Obscured)

67
45
26
7
2
3
2
9
24
44
61
78
94
93
86
87
84
81
81

Low Clouds (% Sky Obscured)

59
40
20
0
1
1
0
3
7
16
36
57
76
85
86
87
84
81
80

Medium Clouds (% Sky Obscured)

67
45
26
7
2
3
2
3
3
3
6
9
13
13
18
20
21
19
20

High Clouds (% Sky Obscured)

57
42
26
7
2
3
1
1
1
2
1
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

5
4
6
7
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

Precipitation Type

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

Precipitation Probability (%)

56
53
50
47
37
24
0
1
2
2
7
7
3
9
11
11
15
16
17

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
12
8
7
7
7
6
6
4
4
4
4
4
4
3
4
4
4
4

Dew Point (°C)

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

Relative Humidity (%)

77
84
88
90
93
94
93
94
94
96
96
94
93
91
88
84
81
73
64

Pressure (mb)

1009
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1013
1013
1013
1013
1013

Ozone (du)

394
392
390
387
385
383
382
380
382
384
386
386
385
385
386
388
389
390
391

Forecast for Milton Keynes, Milton Keynes, United Kingdom (52.04,-0.76)

Generated: 29/04/26 17:48:52. Forecast: 29/04/26 to 05/05/26. Timezone: UTC+1.00