Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 30

Waxing Gibbous 99%

19:35

04:43

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
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good

Sun - Rise: 05:33, Set: 20:26, Transit: 13:00. Moon - Rise: 19:35, Set: 04:43. Civil Dark: 21:05 - 04:55. Nautical Dark: 21:55 - 04:04. Astro Dark: 22:59 - 03:01

Total Clouds (% Sky Obscured)

0
0
0
0
1
0
0
0
1
0
0
0
1
0
0
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)

0
0
0
0
1
0
0
0
1
0
0
0
1
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)

11
10
10
9
9
9
11
13
14
16
16
16
17
16
16
15
15
14
12
9
7
7
7
7

Chance of Frost

Temperature (°C)

9
8
8
7
7
7
8
10
12
14
16
17
18
19
19
19
19
18
16
14
12
12
11
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
84
85
90
91
90
84
77
70
63
58
54
52
52
52
56
61
63
67
74
80
81
81
81

Pressure (mb)

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

Ozone (du)

381
382
382
382
381
381
381
380
379
379
380
381
382
382
382
381
381
382
382
382
382
382
380
378

Friday 1

Full Moon 100%

20:50

04:56

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

Sun - Rise: 05:31, Set: 20:28, Transit: 13:00. Moon - Rise: 20:50, Set: 04:56. Civil Dark: 21:07 - 04:52. Nautical Dark: 21:58 - 04:01. Astro Dark: 23:02 - 02:57

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
27
40
51
71
43
74
78
62
74
91
97
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
30
0
34
41
35
41
41
54
96
81
45
51

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
19
25
35
37
22
32
36
29
21
59
88
88
87
67
58

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
19
15
3
0
3
25
33
78
87
100
92
100

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
2
10
31
17
21
36
25
4
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)

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

Chance of Frost

Temperature (°C)

10
9
8
8
8
7
8
11
14
17
19
21
22
23
24
24
23
22
19
18
16
16
15
14

Feels Like (°C)

9
8
7
6
6
6
8
10
13
16
18
20
22
22
23
23
23
22
20
18
15
14
14
12

Dew Point (°C)

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

Relative Humidity (%)

82
84
82
82
81
81
79
71
66
63
60
59
58
58
58
60
64
72
78
88
92
95
96
98

Pressure (mb)

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

Ozone (du)

377
377
376
376
378
378
379
378
379
380
379
380
379
377
376
377
376
374
367
364
366
366
366
365

Saturday 2

Waning Gibbous 100%

22:05

05:12

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
00 Bad

Sun - Rise: 05:29, Set: 20:30, Transit: 12:59. Moon - Rise: 22:05, Set: 05:12. Civil Dark: 21:09 - 04:50. Nautical Dark: 22:00 - 03:59. Astro Dark: 23:06 - 02:53

Total Clouds (% Sky Obscured)

100
100
97
100
100
84
73
66
59
76
70
77
91
89
98
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

40
43
1
0
0
0
0
21
28
37
41
42
50
81
59
60
90
77
71
64
57
70
76
83

Medium Clouds (% Sky Obscured)

78
37
46
45
82
84
73
66
59
53
64
47
83
48
46
75
93
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

100
100
95
100
100
81
40
35
35
33
35
54
58
6
52
88
100
100
100
100
90
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
4
4
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
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
31
68
79
69
37
27
27
39
53
59

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.6
0.4
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
12
11
10
9
9
10
11
13
14
16
17
18
19
19
19
18
17
16
14
13
13
12
12

Feels Like (°C)

11
10
8
8
7
7
8
9
11
12
13
14
16
16
18
17
17
16
15
12
11
12
11
11

Dew Point (°C)

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

Relative Humidity (%)

98
96
96
96
93
93
91
86
79
69
62
58
57
60
62
67
81
89
92
92
93
92
89
87

Pressure (mb)

1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1016
1016
1015
1014
1014
1014
1013
1013
1013
1013
1012
1012

Ozone (du)

364
364
363
362
364
364
366
368
370
372
375
376
377
378
378
378
378
379
379
381
381
382
383
383

Sunday 3

Waning Gibbous 98%

23:16

05:34

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 OK
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 05:28, Set: 20:31, Transit: 12:59. Moon - Rise: 23:16, Set: 05:34. Civil Dark: 21:11 - 04:48. Nautical Dark: 22:02 - 03:56. Astro Dark: 23:10 - 02:49

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
98
97
97
98
99
66
80
82
86
77
64
48
39
38
36
47
59
75

Low Clouds (% Sky Obscured)

85
85
87
87
87
84
82
77
70
68
72
66
67
62
63
63
59
48
26
21
17
37
56
75

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
94
60
36
31
32
36
34
35
32
23
11
0
5
10
14
9
7
3

High Clouds (% Sky Obscured)

100
100
100
100
100
99
80
61
45
66
84
60
37
18
2
2
2
1
1
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
7
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

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

Precipitation Probability (%)

73
86
95
95
95
93
83
74
64
74
78
79
72
59
35
36
31
12
15
13
4
8
8
6

Precipitation Amount (mm)

0.2
0.4
0.6
0.8
0.7
0.6
0.4
0.3
0.2
0.3
0.4
0.5
0.4
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
10
10
10
9
9
10
10
10
11
12
12
14
14
14
14
13
14
14
13
12
11
10
9

Dew Point (°C)

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

Relative Humidity (%)

88
90
88
91
93
95
93
90
89
80
73
65
62
60
60
65
72
74
78
84
89
90
91
93

Pressure (mb)

1011
1011
1010
1010
1009
1009
1009
1009
1008
1008
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1011
1011

Ozone (du)

383
383
383
382
384
385
386
386
388
389
389
389
387
386
384
381
378
377
377
378
378
377
377
377

Monday 4

Waning Gibbous 95%

00:19

06:05

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
00 Bad

Sun - Rise: 05:26, Set: 20:33, Transit: 12:59. Moon - Rise: 00:19, Set: 06:05. Civil Dark: 21:12 - 04:46. Nautical Dark: 22:05 - 03:54. Astro Dark: 23:13 - 02:45

Total Clouds (% Sky Obscured)

78
79
80
80
90
95
95
86
71
72
78
78
78
87
93
95
96
97
96
95
94
85
78
70

Low Clouds (% Sky Obscured)

78
79
80
80
90
95
95
86
71
72
78
78
78
87
93
94
94
94
79
65
50
50
50
50

Medium Clouds (% Sky Obscured)

7
12
19
15
13
9
16
19
22
23
24
23
12
5
0
1
3
5
15
22
31
25
20
15

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
19
29
43
52
49
48
43
42

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 (%)

9
8
4
6
6
3
8
7
4
9
17
19
28
29
23
22
23
23
19
15
12
11
8
3

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

Chance of Frost

Temperature (°C)

9
9
9
8
8
8
9
10
10
11
12
12
13
13
14
14
13
13
12
11
11
10
10
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
91
93
91
93
88
84
78
74
68
63
60
60
61
62
69
76
84
83
84
84
87
88

Pressure (mb)

1011
1011
1011
1011
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1013
1013
1013
1013
1013

Ozone (du)

377
378
378
379
379
378
376
374
373
374
376
376
373
370
368
365
366
366
366
370
375
379
379
380

Tuesday 5

Waning Gibbous 90%

No Rise

06:47

01 Bad
02 OK
03 OK
04 OK
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 OK
00 Good

Sun - Rise: 05:24, Set: 20:35, Transit: 12:59. Moon - Rise: No Rise, Set: 06:47. Civil Dark: 21:14 - 04:44. Nautical Dark: 22:07 - 03:51. Astro Dark: 23:17 - 02:41

Total Clouds (% Sky Obscured)

48
27
10
17
42
47
52
54
62
78
91
100
93
86
78
82
86
92
90
86
80
56
29
5

Low Clouds (% Sky Obscured)

33
17
0
12
24
31
23
27
27
47
66
85
75
64
54
57
59
61
64
66
71
52
29
5

Medium Clouds (% Sky Obscured)

11
7
0
0
0
0
3
5
7
8
11
24
29
45
50
50
50
50
45
37
33
22
10
0

High Clouds (% Sky Obscured)

41
27
10
17
12
9
4
3
2
2
1
1
1
2
4
3
2
3
3
4
1
1
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
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 (%)

9
10
5
8
8
4
5
5
2
8
7
5
11
17
24
35
45
47
39
29
12
13
10
4

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
90
91
90
88
87
84
81
79
76
72
69
68
66
64
69
74
79
73
69
67
64
63

Pressure (mb)

1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1010
1010
1010
1009
1009
1008
1008
1008
1008
1009
1009
1010
1009
1009

Ozone (du)

381
380
379
378
378
378
379
380
382
383
382
382
381
381
380
380
381
381
382
383
383
383
384
385

Wednesday 6

Waning Gibbous 83%

01:10

07:42

Sun - Rise: 05:22, Set: 20:36, Transit: 12:59. Moon - Rise: 01:10, Set: 07:42. Civil Dark: 21:16 - 04:42. Nautical Dark: 22:10 - 03:49. Astro Dark: 23:21 - 02:37

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

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

Generated: 30/04/26 00:35:37. Forecast: 30/04/26 to 06/05/26. Timezone: UTC+1.00