Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 1

Full Moon 100%

20:50

05:12

14 Good
15 OK
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
12 Bad
13 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)

9
30
45
30
61
63
80
65
44
66
51
82
78
84
85
100
100
98
80
54
80
87
85
100

Low Clouds (% Sky Obscured)

9
30
45
30
38
52
69
65
44
51
32
17
19
23
5
0
0
0
0
0
22
20
0
5

Medium Clouds (% Sky Obscured)

9
27
7
9
11
5
7
4
5
21
16
19
5
17
15
15
83
93
80
54
47
34
77
48

High Clouds (% Sky Obscured)

3
0
22
13
9
8
25
4
5
43
24
55
56
73
84
100
100
98
61
54
38
68
81
98

ISS Passover

Visibility (miles)

6
5
4
4
3
8
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
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
89
86
31
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.3
0.4
0.4
0.8
0.7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

24
24
23
22
19
18
17
16
15
14
13
12
11
10
9
9
9
9
11
13
15
16
17
18

Feels Like (°C)

24
23
21
21
20
18
16
16
14
13
11
10
10
9
7
7
7
7
9
11
12
15
16
16

Dew Point (°C)

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

Relative Humidity (%)

64
71
76
81
85
89
93
93
92
95
93
93
93
93
91
91
93
91
85
80
74
67
61
59

Pressure (mb)

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

Ozone (du)

369
369
368
367
365
365
364
363
365
365
365
365
365
366
369
370
373
376
376
376
377
379
378
377

Saturday 2

Waning Gibbous 98%

22:05

05:34

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
12 Bad
13 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
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
100
100
100
100
93
87
83
94

Low Clouds (% Sky Obscured)

44
43
44
56
34
59
25
56
53
84
75
82
71
87
93
97
100
100
100
96
80
74
71
75

Medium Clouds (% Sky Obscured)

94
82
100
100
100
100
100
100
97
99
100
100
100
86
52
38
41
20
27
47
33
31
32
27

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
87
100
100
100
86
33
17
48
42
65
65
42
0
0
39

ISS Passover

Visibility (miles)

9
9
9
9
9
4
3
3
5
7
7
3
3
3
7
4
0
9
9
9
9
9
9
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
Very Light Rain
None
None
Light Rain

Precipitation Probability (%)

0
0
3
22
64
95
95
95
95
93
95
95
95
72
53
55
39
10
10
29
48
47
50
60

Precipitation Amount (mm)

0
0
0
0
0.2
1.3
1.4
0.7
0.9
0.4
1.2
1.4
0.9
0.2
0
0
0
0
0
0
0.3
0
0
0.4

Wind Speed/Direction (mph)

5
5
4
2
2
3
4
5
3
3
5
7
7
6
6
5
6
9
10
9
11
12
13
13

Chance of Frost

Temperature (°C)

19
19
19
19
19
18
16
15
14
13
13
13
13
12
12
12
12
12
13
14
14
15
16
16

Feels Like (°C)

17
17
18
19
19
17
15
14
14
13
12
12
11
10
11
11
10
9
10
11
11
11
12
12

Dew Point (°C)

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

Relative Humidity (%)

59
60
61
60
71
79
93
96
96
96
96
98
98
98
98
98
98
96
95
93
89
75
70
70

Pressure (mb)

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

Ozone (du)

375
374
374
374
372
371
370
371
372
373
373
374
379
386
390
390
388
387
384
383
382
384
387
388

Sunday 3

Waning Gibbous 95%

23:16

06:05

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
12 Bad
13 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)

91
78
84
95
87
49
78
72
70
80
81
76
89
91
93
95
98
99
95
100
93
86
78
77

Low Clouds (% Sky Obscured)

84
62
75
69
54
47
60
71
65
72
67
60
73
85
86
90
96
97
95
100
89
79
70
68

Medium Clouds (% Sky Obscured)

21
25
8
21
36
3
29
7
11
43
39
22
26
26
20
25
31
26
23
18
19
19
21
21

High Clouds (% Sky Obscured)

16
18
17
76
2
3
4
3
3
2
3
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

62
64
61
81
77
49
24
13
10
5
4
3
2
2
6
4
2
4
6
6
9
23
8
14

Precipitation Amount (mm)

0.4
0.5
0.3
0.9
0.8
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
11
11
9
8
6
6
4
4
5
5
5
4
4
4
4
4
4
5
5
5
5
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
73
78
77
82
87
93
95
95
95
98
98
100
98
96
95
96
96
93
87
83
79
74
70

Pressure (mb)

1008
1008
1008
1008
1008
1009
1009
1010
1010
1011
1011
1011
1012
1012
1012
1012
1012
1013
1013
1013
1014
1014
1014
1014

Ozone (du)

389
389
388
388
388
389
388
389
390
388
386
385
384
385
385
385
384
385
383
383
383
382
381
380

Monday 4

Waning Gibbous 90%

00:19

06:47

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
12 Bad
13 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)

83
87
78
56
46
45
48
65
67
88
88
89
90
84
73
72
78
84
87
91
87
82
75
82

Low Clouds (% Sky Obscured)

74
76
66
51
45
45
48
63
53
41
30
44
59
70
54
46
52
63
65
70
64
58
52
51

Medium Clouds (% Sky Obscured)

22
20
21
22
22
22
22
19
23
25
32
33
38
39
41
35
33
34
37
33
22
27
27
38

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 (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

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 (%)

24
10
24
26
22
25
23
12
9
15
13
15
7
5
11
11
9
9
8
6
7
5
0
2

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
65
68
68
69
75
81
84
87
87
88
91
93
91
93
93
91
87
81
80
77
75
71
69

Pressure (mb)

1014
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

379
378
377
376
376
376
376
376
378
382
385
387
388
387
384
381
381
381
380
379
378
379
379
380

Tuesday 5

Waning Gibbous 83%

01:10

07:42

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 OK
10 Bad
11 Bad
12 Bad
13 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)

83
93
93
91
89
86
85
85
90
94
98
96
93
89
84
85
85
66
47
28
47
67
85
89

Low Clouds (% Sky Obscured)

43
42
49
56
63
67
69
74
71
67
64
43
21
0
0
0
0
6
12
18
26
35
44
38

Medium Clouds (% Sky Obscured)

43
52
49
54
55
57
47
40
48
57
61
45
35
29
28
31
33
36
44
28
47
61
65
56

High Clouds (% Sky Obscured)

1
1
1
6
9
2
4
5
9
3
2
6
10
17
33
51
66
60
47
28
39
38
40
49

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
9
9
9

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

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 (%)

2
3
12
9
4
7
7
2
7
10
12
18
15
8
8
5
2
12
16
19
26
32
36
38

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
62
65
75
80
82
82
87
88
90
93
91
93
93
93
93
91
91
85
79
76
74
75
72

Pressure (mb)

1013
1013
1012
1013
1013
1013
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

382
382
380
379
378
379
380
380
380
380
381
381
382
382
382
384
385
387
389
391
392
394
396
397

Wednesday 6

Waning Gibbous 75%

01:49

08:48

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
12 Bad
13 Bad

Sun - Rise: 05:20, Set: 20:36, Transit: 12:59. Moon - Rise: 01:49, Set: 08:48. Civil Dark: 21:16 - 04:40. Nautical Dark: 22:10 - 03:46. Astro Dark: 23:21 - 02:33

Total Clouds (% Sky Obscured)

94
98
98
98
98
99
99
100
97
95
94
92
91
91
94
97
100
99
99
99
98
98
98
98

Low Clouds (% Sky Obscured)

33
27
30
31
30
33
38
42
49
55
61
58
54
51
59
68
76
77
77
76
79
81
86
90

Medium Clouds (% Sky Obscured)

49
48
57
65
67
71
82
94
95
95
94
92
89
86
89
93
96
91
85
80
69
55
44
46

High Clouds (% Sky Obscured)

59
73
69
56
39
58
79
100
72
44
17
13
9
10
37
61
89
90
81
70
62
48
33
35

ISS Passover

Visibility (miles)

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

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Precipitation Type

None
None
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
Very Light Rain

Precipitation Probability (%)

39
41
43
42
40
41
39
33
32
30
27
23
21
20
18
18
18
29
36
40
50
54
61
63

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
76
77
79
81
83
87
90
93
93
95
95
96
96
94
94
94
93
90
85
82
74
68
62

Pressure (mb)

1014
1014
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014

Ozone (du)

398
398
399
394
389
384
388
392
396
397
399
401
402
403
403
404
405
405
404
403
402
401
400
399

Thursday 7

Waning Gibbous 66%

02:17

10:01

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

Sun - Rise: 05:19, Set: 20:38, Transit: 12:59. Moon - Rise: 02:17, Set: 10:01. Civil Dark: 21:18 - 04:38. Nautical Dark: 22:12 - 03:44. Astro Dark: 23:26 - 02:28

Total Clouds (% Sky Obscured)

98
98
98
99
97
94
93
91
90
86
88
71
55
44
58
69
62

Low Clouds (% Sky Obscured)

90
90
75
61
46
44
42
39
40
41
43
40
38
35
38
41
53

Medium Clouds (% Sky Obscured)

49
60
53
47
45
38
27
16
10
15
15
10
7
0
0
0
0

High Clouds (% Sky Obscured)

34
27
40
47
52
52
53
51
44
34
21
11
6
0
1
1
1

ISS Passover

Visibility (miles)

8
8
8
8
9
9
9
9
9
9
9
9
9
8
8
8
9

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Precipitation Type

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

Precipitation Probability (%)

66
70
69
65
57
44
32
16
15
11
3
2
2
0
0
0
0

Precipitation Amount (mm)

0.3
0.4
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
9
9
10
10
10
8
9
8
8
7
7
3
3
3
2
2

Dew Point (°C)

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

Relative Humidity (%)

66
69
71
74
76
80
84
90
94
94
94
94
96
98
96
94
93

Pressure (mb)

1014
1013
1013
1013
1014
1014
1014
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016

Ozone (du)

398
397
396
395
395
394
393
392
390
391
392
393
388
383
379
377
375

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

Generated: 01/05/26 14:43:37. Forecast: 01/05/26 to 07/05/26. Timezone: UTC+1.00