Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 29

Waning Gibbous 64%

02:53

No Set

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 OK
05 OK
06 OK
07 Good
08 Good

Sun - Rise: 05:33, Set: 20:27, Transit: 13:01. Moon - Rise: 02:53, Set: No Set. Civil Dark: 21:06 - 04:54. Nautical Dark: 21:56 - 04:03. Astro Dark: 23:00 - 02:58

Total Clouds (% Sky Obscured)

42
53
66
34
72
77
62
100
100
82
88
83
82
92
89
88
89
62
65
41
21
18
6
6

Low Clouds (% Sky Obscured)

63
71
44
20
47
37
30
26
33
37
19
14
6
10
10
4
1
2
2
14
17
16
3
3

Medium Clouds (% Sky Obscured)

28
21
34
10
38
51
30
59
99
62
82
78
75
88
86
83
90
50
59
31
0
1
0
0

High Clouds (% Sky Obscured)

60
88
75
6
24
70
70
100
76
42
46
4
17
70
28
10
3
6
7
6
4
4
3
3

ISS Passover

Visibility (miles)

9
9
9
9
8
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
22
24
25
17
14
4
13
5
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)

15
14
15
19
20
20
20
19
19
18
17
15
14
13
12
11
10
10
10
9
10
9
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
83
79
75
72
75
76
76
80
80
81
80
80
84
84
87
95
93
94
94
94
96
91
85

Pressure (mb)

1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1013
1013
1013
1012
1012
1012

Ozone (du)

442
438
436
436
434
435
440
441
439
437
439
443
438
436
435
434
433
430
427
427
426
425
425
427

Tuesday 30

Waning Gibbous 53%

03:23

09:49

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

Sun - Rise: 05:31, Set: 20:29, Transit: 13:01. Moon - Rise: 03:23, Set: 09:49. Civil Dark: 21:08 - 04:52. Nautical Dark: 21:59 - 04:00. Astro Dark: 23:04 - 02:54

Total Clouds (% Sky Obscured)

18
28
46
99
97
95
100
100
100
95
72
85
72
38
60
63
95
100
100
100
91
97
99
100

Low Clouds (% Sky Obscured)

18
25
41
37
63
55
57
47
35
31
38
24
29
38
33
36
69
78
83
87
79
47
42
40

Medium Clouds (% Sky Obscured)

0
0
2
55
92
88
100
100
100
88
47
73
56
4
2
0
65
65
67
65
23
50
74
89

High Clouds (% Sky Obscured)

2
4
7
61
14
31
42
3
3
5
25
1
1
0
41
45
45
40
77
63
68
80
83
99

ISS Passover

Visibility (miles)

9
9
9
9
8
6
8
9
9
9
9
7
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
12
100
100
100

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
1
26
36
41
41
39
36
30
17
7
4
1
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)

12
14
16
17
17
16
16
15
13
11
10
8
7
6
5
5
5
4
4
3
2
3
3
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
77
76
74
73
78
89
93
90
92
95
96
98
98
96
96
95
96
95
95
96
95
95
91

Pressure (mb)

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

Ozone (du)

433
437
435
436
436
436
435
434
434
433
430
429
433
436
437
439
441
438
431
433
433
432
431
426

Wednesday 1

Third Quarter 41%

03:44

11:16

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
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 05:29, Set: 20:30, Transit: 13:01. Moon - Rise: 03:44, Set: 11:16. Civil Dark: 21:10 - 04:50. Nautical Dark: 22:01 - 03:58. Astro Dark: 23:07 - 02:50

Total Clouds (% Sky Obscured)

100
85
100
71
99
100
100
100
100
99
100
100
100
100
96
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

46
57
59
21
78
82
76
64
34
57
66
69
85
84
93
100
100
100
100
100
100
100
99
98

Medium Clouds (% Sky Obscured)

100
64
97
67
91
84
100
92
57
81
88
100
93
51
64
64
51
47
67
100
35
51
36
26

High Clouds (% Sky Obscured)

53
70
53
45
88
100
98
84
94
77
100
100
100
45
61
22
100
100
100
100
73
74
93
87

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
7
7
9
9
9
5
0
0
0
0
0
0
0
0
0
0

Fog (%)

26
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
Very Light Rain
None
Very Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
None
Very Light Rain
Light Rain
Light Rain
None
Light Rain
None
None

Precipitation Probability (%)

0
0
10
7
6
16
34
62
75
62
53
71
75
66
73
57
45
67
84
76
49
65
40
40

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0.4
0.3
0
0.3
0.4
0.2
0.4
0.4
0
0.3
0.5
0.4
0
0.4
0
0

Wind Speed/Direction (mph)

4
3
4
5
5
6
7
8
6
8
8
8
9
10
11
10
11
12
12
14
13
11
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
79
75
74
72
72
72
85
87
92
93
93
96
96
96
98
98
96
98
98
98
98
98
98

Pressure (mb)

1010
1010
1010
1009
1009
1009
1008
1008
1008
1008
1007
1008
1008
1007
1007
1006
1006
1005
1005
1004
1004
1004
1004
1004

Ozone (du)

421
417
412
411
412
414
415
414
413
410
406
404
402
401
400
399
399
398
397
394
390
387
384
382

Thursday 2

Waning Crescent 29%

03:59

12:46

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
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 05:27, Set: 20:32, Transit: 13:01. Moon - Rise: 03:59, Set: 12:46. Civil Dark: 21:12 - 04:47. Nautical Dark: 22:04 - 03:55. Astro Dark: 23:11 - 02:46

Total Clouds (% Sky Obscured)

100
96
92
88
81
75
68
70
72
76
70
60
52
70
83
93
92
90
89
91
92
93
94
94

Low Clouds (% Sky Obscured)

97
93
89
85
70
55
43
47
53
57
50
39
36
53
66
81
81
82
83
82
81
80
82
83

Medium Clouds (% Sky Obscured)

20
20
20
30
33
38
47
47
47
52
48
35
10
7
12
17
14
8
3
20
29
56
64
68

High Clouds (% Sky Obscured)

93
77
67
60
65
64
40
4
39
35
6
2
3
6
8
9
25
66
7
13
63
74
74
50

ISS Passover

Visibility (miles)

0
0
9
9
9
9
7
7
7
4
9
9
9
9
9
9
9
9
9
9
9
9
9
8

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

Precipitation Probability (%)

35
47
48
27
48
43
34
36
53
38
12
7
5
6
4
4
7
12
12
17
24
34
46
75

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
12
13
15
17
18
18
19
18
18
17
16
14
13
12
11
10
10
10
10
10
10
9
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
96
92
92
92
90
90
92
93
96
95
95
96
98
98
96
96
96
96
98
98
98
96
96

Pressure (mb)

1004
1003
1003
1004
1004
1003
1003
1003
1003
1004
1004
1004
1005
1006
1006
1006
1006
1006
1006
1006
1006
1007
1007
1007

Ozone (du)

380
379
380
381
380
380
379
377
378
379
378
378
378
376
375
374
374
374
374
374
373
372
372
373

Friday 3

Waning Crescent 29%

04:12

14:16

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
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 05:25, Set: 20:34, Transit: 13:00. Moon - Rise: 04:12, Set: 14:16. Civil Dark: 21:13 - 04:45. Nautical Dark: 22:06 - 03:52. Astro Dark: 23:15 - 02:42

Total Clouds (% Sky Obscured)

95
95
96
97
97
98
99
99
99
99
99
99
100
99
99
91
94
97
99
99
99
99
98
98

Low Clouds (% Sky Obscured)

85
85
85
86
85
84
84
82
82
81
87
92
96
80
62
40
47
55
65
65
63
61
54
45

Medium Clouds (% Sky Obscured)

72
74
80
82
85
87
89
91
94
97
98
98
99
63
98
73
76
68
65
59
58
47
39
44

High Clouds (% Sky Obscured)

39
61
66
63
65
76
81
78
75
77
75
72
72
36
55
39
48
41
25
14
7
4
4
4

ISS Passover

Visibility (miles)

5
1
2
2
3
4
2
2
4
6
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

79
78
95
95
95
95
95
95
94
81
61
52
43
48
51
52
84
68
52
45
42
40
33
24

Precipitation Amount (mm)

0.4
0.2
1
0.6
0.8
1.3
2.2
1.3
0.6
0.4
0
0
0
0
0
0
0.5
0.3
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
9
9
11
11
13
13
14
14
13
13
13
12
11
11
11
10
9
9
9
9
9
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
96
98
96
98
98
98
98
96
96
96
96
96
96
96
96
96
96
96
98
96
96
93

Pressure (mb)

1007
1007
1007
1007
1008
1008
1008
1008
1008
1009
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011

Ozone (du)

373
372
370
370
371
371
369
370
372
372
373
377
382
387
387
387
388
386
383
381
381
380
380
381

Saturday 4

Waning Crescent 19%

04:24

15:45

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
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 05:23, Set: 20:35, Transit: 13:00. Moon - Rise: 04:24, Set: 15:45. Civil Dark: 21:15 - 04:43. Nautical Dark: 22:08 - 03:50. Astro Dark: 23:19 - 02:38

Total Clouds (% Sky Obscured)

97
94
92
89
92
96
100
97
95
92
95
97
100
100
100
100
98
97
96
93
88
84
84
92

Low Clouds (% Sky Obscured)

36
36
40
46
55
62
70
68
67
64
51
38
30
42
56
70
73
79
85
86
85
84
85
81

Medium Clouds (% Sky Obscured)

45
44
37
34
44
57
65
55
45
33
24
10
0
1
2
3
2
1
0
0
0
0
22
43

High Clouds (% Sky Obscured)

4
8
12
16
29
43
56
58
60
56
68
86
100
100
100
100
91
83
70
69
58
53
43
34

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 (%)

5
19
25
29
36
37
35
38
39
34
27
17
2
2
1
0
0
0
0
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
88
87
86
86
87
89
90
90
92
92
92
93
93
93
93
95
95
95
95
93
93
91
88

Pressure (mb)

1011
1011
1011
1011
1011
1011
1010
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012

Ozone (du)

381
381
381
381
382
382
382
381
382
382
382
382
382
382
383
384
385
386
388
389
390
391
393
394

Sunday 5

Waning Crescent 10%

04:36

17:14

09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
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
05 Bad
06 Bad

Sun - Rise: 05:22, Set: 20:37, Transit: 13:00. Moon - Rise: 04:36, Set: 17:14. Civil Dark: 21:17 - 04:41. Nautical Dark: 22:11 - 03:47. Astro Dark: 23:23 - 02:33

Total Clouds (% Sky Obscured)

100
94
89
84
64
43
22
33
48
66
75
78
80
78
76
78
82
90
100
100
99
98

Low Clouds (% Sky Obscured)

79
67
55
45
34
23
11
21
32
43
40
35
30
33
39
40
43
45
43
56
67
81

Medium Clouds (% Sky Obscured)

60
60
55
50
33
17
0
6
11
17
23
26
32
40
49
58
58
54
50
48
41
39

High Clouds (% Sky Obscured)

30
43
53
67
50
30
10
6
3
0
25
45
60
50
41
33
45
61
74
67
68
65

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

Fog (%)

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

Precipitation Probability (%)

1
6
7
7
8
8
8
11
13
14
12
10
0
15
20
22
18
15
12
21
25
23

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
8
8
8
14
14
13
13
13
14
13
14
14
13
13
13
8
8
9
9
8

Dew Point (°C)

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

Relative Humidity (%)

87
84
77
71
64
65
65
64
69
74
79
83
86
90
90
91
91
91
90
90
88
87

Pressure (mb)

1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

396
397
398
399
400
401
401
402
397
392
387
388
389
390
391
392
393
393
392
392
391
390

Forecast for Nether Heyford, Northamptonshire, United Kingdom (52.22,-1.04)

Generated: 29/04/24 08:52:39. Forecast: 29/04/24 to 05/05/24. Timezone: UTC+1.00