Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 27

Waxing Gibbous 86%

15:49

04:22

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
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 05:39, Set: 20:21, Transit: 13:00. Moon - Rise: 15:49, Set: 04:22. Civil Dark: 20:59 - 04:59. Nautical Dark: 21:48 - 04:09. Astro Dark: 22:49 - 03:08

Total Clouds (% Sky Obscured)

62
55
70
65
60
63
59
63
73
97
100
60
62
59
89
72
85
80
93
99
100
100
100
93

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
14
38
28
30
0
30
55
64
50
63
61
93
99
100
100
100
89

Medium Clouds (% Sky Obscured)

61
55
44
41
35
38
29
16
35
59
44
47
40
32
33
34
78
19
1
4
64
77
49
39

High Clouds (% Sky Obscured)

7
2
2
2
2
1
0
1
2
21
50
38
0
0
0
0
0
0
0
3
3
48
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
6
4
4
4
4
7
6
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
5
36
57
69
74
78
71
71
62
37
20
9
3
2
2
21
21
20

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.3
0.5
0.5
0.5
0.4
0.4
0.3
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

2
1
2
2
2
2
2
3
5
7
8
10
10
11
12
12
12
10
9
10
11
11
9
10

Chance of Frost

Temperature (°C)

7
7
8
10
13
15
16
18
19
19
19
18
18
17
15
13
11
10
10
9
9
9
9
9

Feels Like (°C)

5
5
8
11
14
16
18
18
19
18
17
15
15
15
13
9
8
7
7
6
6
5
6
6

Dew Point (°C)

3
3
4
6
7
9
10
11
12
13
14
13
14
15
14
12
10
10
9
9
9
8
9
8

Relative Humidity (%)

76
79
78
72
67
66
65
63
65
67
71
74
81
85
92
93
95
96
96
96
96
93
96
96

Pressure (mb)

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

Ozone (du)

374
374
374
375
378
382
387
393
390
389
392
399
411
419
424
427
430
436
439
438
437
437
438
436

Tuesday 28

Waxing Gibbous 93%

17:05

04:32

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 OK
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good
00 OK
01 OK
02 OK
03 Bad
04 Bad

Sun - Rise: 05:37, Set: 20:23, Transit: 13:00. Moon - Rise: 17:05, Set: 04:32. Civil Dark: 21:01 - 04:56. Nautical Dark: 21:51 - 04:06. Astro Dark: 22:52 - 03:04

Total Clouds (% Sky Obscured)

100
96
82
79
94
83
83
76
56
56
51
59
15
0
0
0
0
0
0
26
32
42
41
39

Low Clouds (% Sky Obscured)

100
91
80
65
83
75
66
54
41
44
40
31
15
0
0
0
0
0
0
26
32
42
41
39

Medium Clouds (% Sky Obscured)

49
29
3
19
36
20
22
25
18
18
19
30
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

70
15
70
2
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 (%)

23
11
5
1
1
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
11
13
13
14
16
17
17
17
18
18
18
17
17
17
16
15
15
14
14
14
14
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
3
4
4
5
6
7
8
9
10
10
11
10
9
7
6
4
3
3
2
2
2
2

Dew Point (°C)

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

Relative Humidity (%)

95
93
93
91
88
76
64
59
57
57
58
60
67
69
70
71
73
78
81
84
85
86
90
93

Pressure (mb)

1025
1025
1026
1026
1026
1026
1026
1026
1025
1025
1025
1024
1024
1024
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026

Ozone (du)

430
426
423
421
418
415
413
410
406
404
403
402
399
399
398
396
395
393
391
392
391
390
389
388

Wednesday 29

Waxing Gibbous 97%

18:19

04:43

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

Sun - Rise: 05:35, Set: 20:25, Transit: 13:00. Moon - Rise: 18:19, Set: 04:43. Civil Dark: 21:03 - 04:54. Nautical Dark: 21:53 - 04:04. Astro Dark: 22:55 - 03:00

Total Clouds (% Sky Obscured)

24
0
0
0
0
0
0
11
15
20
15
20
30
15
15
15
12
10
13
5
3
20
13
18

Low Clouds (% Sky Obscured)

24
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
0
0
0
11
15
20
15
20
30
15
15
15
12
10
13
5
3
16
7
10

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)

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

Chance of Frost

Temperature (°C)

6
6
7
9
11
13
14
16
16
17
17
17
16
15
14
12
11
9
8
8
8
8
7
7

Feels Like (°C)

2
2
3
5
6
8
10
11
11
11
11
11
11
10
8
7
5
5
4
4
4
4
3
3

Dew Point (°C)

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

Relative Humidity (%)

93
94
88
82
72
63
57
55
54
57
59
61
63
64
67
66
67
69
70
71
71
73
77
75

Pressure (mb)

1025
1025
1026
1026
1026
1025
1025
1025
1024
1024
1024
1024
1023
1023
1023
1024
1024
1025
1025
1025
1024
1024
1024
1024

Ozone (du)

387
388
390
392
392
392
391
390
390
390
389
388
389
388
388
389
389
391
391
389
388
386
386
386

Thursday 30

Waxing Gibbous 99%

19:35

04:56

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 OK
22 OK
23 OK
00 OK
01 Good
02 Good
03 Good
04 Good

Sun - Rise: 05:33, 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 - 02:56

Total Clouds (% Sky Obscured)

5
3
1
2
1
1
2
2
2
3
1
0
0
0
2
13
24
25
24
20
15
15
12
8

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
1

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
1

High Clouds (% Sky Obscured)

3
2
1
1
0
1
0
1
1
1
0
0
0
0
2
13
24
25
24
20
15
10
6
4

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
11
11
13
14
15
15
16
16
16
16
16
15
14
12
10
8
7
6
6
6
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
5
7
9
10
12
13
14
15
15
15
15
15
14
13
11
9
8
8
8
8
7
8

Dew Point (°C)

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

Relative Humidity (%)

78
79
78
74
70
61
54
52
50
50
52
56
60
65
72
79
81
77
74
74
74
77
78
81

Pressure (mb)

1024
1024
1024
1024
1024
1024
1023
1023
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

385
383
381
380
380
381
379
377
377
376
375
375
375
373
369
368
368
368
369
368
368
369
369
368

Friday 1

Full Moon 100%

20:50

04:56

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

Sun - Rise: 05:31, Set: 20:28, Transit: 12:59. Moon - Rise: 20:50, Set: 04:56. Civil Dark: 21:07 - 04:50. Nautical Dark: 21:58 - 03:59. Astro Dark: 23:03 - 02:53

Total Clouds (% Sky Obscured)

3
2
3
10
18
5
6
4
15
31
34
37
54
64
47
53
69
87
96
100
100
100
100
100

Low Clouds (% Sky Obscured)

1
1
1
0
0
1
3
4
5
0
2
12
25
37
19
38
58
58
58
58
58
57
57
58

Medium Clouds (% Sky Obscured)

3
2
3
10
18
2
2
1
10
18
25
27
30
31
40
30
28
28
27
31
38
55
65
70

High Clouds (% Sky Obscured)

1
1
1
0
0
0
0
0
0
0
0
22
44
64
22
40
69
77
77
72
72
72
76
72

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
2
0
1
3
2
13
22
31
56
69
67
59
54
42
24

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
9
10
12
14
16
17
19
20
21
22
22
21
21
20
18
16
14
14
13
12
12
12
12

Feels Like (°C)

8
9
10
11
13
14
18
19
19
19
20
22
22
21
21
21
19
19
19
18
17
12
12
10

Dew Point (°C)

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

Relative Humidity (%)

82
85
82
75
74
74
74
73
71
70
64
60
60
67
75
79
83
89
90
92
93
90
89
86

Pressure (mb)

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

Ozone (du)

368
367
365
364
363
364
364
363
362
362
361
361
361
360
361
361
361
361
361
362
362
362
363
364

Saturday 2

Waning Gibbous 98%

22:05

05:12

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
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 05:29, Set: 20:30, Transit: 12:59. Moon - Rise: 22:05, Set: 05:12. 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
90
80
72
68
64
60
65
70
73
81

Low Clouds (% Sky Obscured)

59
60
48
39
30
24
17
10
24
49
58
64
72
81
75
70
65
67
64
60
58
56
54
65

Medium Clouds (% Sky Obscured)

65
50
42
31
31
49
67
86
92
97
100
99
98
97
82
74
63
66
64
60
65
70
73
81

High Clouds (% Sky Obscured)

68
69
79
88
94
97
99
100
100
99
99
99
98
98
76
55
35
35
35
40
49
49
48
65

ISS Passover

Visibility (miles)

9
9
9
9
9
9
7
5
3
5
7
9
9
9
9
6
3
1
0
0
0
0
0
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

9
2
13
12
7
37
52
62
81
95
95
95
86
63
69
77
82
81
81
84
86
88
93
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0.5
0.9
1.7
1.1
0.5
0
0.2
0.4
0.6
0.5
0.5
0.5
0.5
0.5
0.6
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
86
86
84
81
79
83
89
93
93
95
96
96
96
96
96
98
98
98
98
96
96
96
98

Pressure (mb)

1018
1018
1018
1018
1018
1018
1017
1017
1017
1016
1016
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1013
1013

Ozone (du)

364
363
363
364
364
365
366
366
367
368
369
370
370
371
372
372
373
374
374
374
374
375
376
377

Sunday 3

Waning Gibbous 95%

23:16

05:34

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: 05:27, Set: 20:31, Transit: 12:59. Moon - Rise: 23:16, Set: 05:34. Civil Dark: 21:11 - 04:46. Nautical Dark: 22:03 - 03:53. Astro Dark: 23:10 - 02:45

Total Clouds (% Sky Obscured)

91
100
100
100
100
100
100
100
97
97
99
98
98
98
98
97
100
100
100
99

Low Clouds (% Sky Obscured)

75
87
88
90
92
83
74
64
69
74
81
81
82
82
88
92
95
93
89
89

Medium Clouds (% Sky Obscured)

88
92
93
94
94
79
65
54
44
30
16
9
5
1
9
24
35
39
38
42

High Clouds (% Sky Obscured)

84
100
100
100
100
96
92
92
72
50
27
37
46
54
68
83
98
89
78
42

ISS Passover

Visibility (miles)

1
1
2
4
7
9
9
9
9
6
3
1
0
0
0
3
6
9
9
9

Fog (%)

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
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
80
60
57
49
42
40
38
34
33
24
1
7
9
8

Precipitation Amount (mm)

0.8
0.6
0.7
0.9
1
0.6
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
96
96
96
95
93
93
93
95
96
95
95
91
90
87
87
87

Pressure (mb)

1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

377
378
378
380
382
384
387
389
392
394
395
396
395
394
393
391
389
388
387
386

Forecast for Newport Pagnell, Milton Keynes, United Kingdom (52.08,-0.73)

Generated: 27/04/26 05:01:03. Forecast: 27/04/26 to 03/05/26. Timezone: UTC+1.00