Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 28

Waning Gibbous 74%

02:18

08:29

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

Sun - Rise: 05:35, Set: 20:30, Transit: 13:03. Moon - Rise: 02:18, Set: 08:29. Civil Dark: 21:09 - 04:56. Nautical Dark: 22:00 - 04:04. Astro Dark: 23:05 - 02:58

Total Clouds (% Sky Obscured)

94
95
80
60
66
84
68
47
25
2
1
1
35
19
74
100
80
37
29
32
63
67
91
85

Low Clouds (% Sky Obscured)

87
74
61
29
12
4
5
16
2
2
1
0
0
0
0
12
8
12
8
21
45
60
84
80

Medium Clouds (% Sky Obscured)

89
51
100
45
57
86
65
39
28
0
0
0
0
0
46
77
68
55
16
27
23
14
41
10

High Clouds (% Sky Obscured)

71
73
100
70
68
67
67
15
3
0
0
2
65
14
56
70
55
55
2
3
3
44
60
57

ISS Passover

Visibility (miles)

4
6
7
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

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

Precipitation Probability (%)

72
52
34
16
6
6
6
1
0
0
0
0
0
0
1
1
2
2
1
0
0
0
0
4

Precipitation Amount (mm)

0.3
0.2
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
12
13
14
16
16
14
11
8
7
7
6
6
8
9
10
11
12
12
11
11
12
14
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
93
93
84
67
64
65
66
72
76
79
81
83
86
90
90
88
86
86
88
83
82
80
76

Pressure (mb)

1003
1004
1004
1005
1005
1006
1007
1007
1008
1009
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012

Ozone (du)

445
449
449
447
448
452
456
453
449
456
467
470
466
464
462
456
453
450
447
442
438
436
436
436

Monday 29

Waning Gibbous 64%

03:00

09:48

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
09 Bad
10 Bad

Sun - Rise: 05:33, Set: 20:31, Transit: 13:03. Moon - Rise: 03:00, Set: 09:48. Civil Dark: 21:11 - 04:54. Nautical Dark: 22:03 - 04:01. Astro Dark: 23:09 - 02:53

Total Clouds (% Sky Obscured)

95
100
98
100
100
100
100
99
94
95
100
100
100
100
100
100
97
99
98
98
93
70
62
70

Low Clouds (% Sky Obscured)

80
78
68
72
65
40
45
69
63
63
82
88
87
88
73
57
48
46
54
34
39
35
30
41

Medium Clouds (% Sky Obscured)

37
78
92
97
92
98
99
97
85
83
59
72
75
85
100
100
93
94
92
96
90
47
53
50

High Clouds (% Sky Obscured)

39
28
45
100
100
100
61
21
16
21
77
91
48
43
48
43
51
45
33
39
47
26
5
7

ISS Passover

Visibility (miles)

9
7
9
8
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 (%)

30
38
42
41
35
26
23
25
12
10
16
29
25
25
26
16
1
0
0
0
0
0
0
5

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
72
75
76
77
79
79
79
79
75
72
74
73
73
76
81
90
95
93
93
88
82
78
75

Pressure (mb)

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

Ozone (du)

437
437
437
438
437
438
437
440
444
444
442
439
436
432
432
429
429
427
425
422
425
430
433
436

Tuesday 30

Waning Gibbous 53%

03:29

No Set

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
09 Bad
10 Bad

Sun - Rise: 05:31, Set: 20:33, Transit: 13:03. Moon - Rise: 03:29, Set: No Set. Civil Dark: 21:13 - 04:51. Nautical Dark: 22:05 - 03:58. Astro Dark: 23:13 - 02:49

Total Clouds (% Sky Obscured)

66
81
92
87
64
71
95
100
100
99
94
98
100
87
87
96
96
89
98
88
87
85
85
90

Low Clouds (% Sky Obscured)

57
43
21
34
28
24
51
81
73
82
89
74
70
64
68
78
78
56
74
83
79
70
65
65

Medium Clouds (% Sky Obscured)

48
47
50
46
64
61
57
85
64
62
58
66
66
40
51
55
56
42
20
7
14
34
35
60

High Clouds (% Sky Obscured)

13
29
40
37
0
11
67
84
99
89
57
82
50
41
0
1
19
24
89
21
20
20
25
52

ISS Passover

Visibility (miles)

9
9
5
8
8
8
6
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 (%)

17
19
22
25
32
38
35
36
36
33
27
6
10
11
1
0
0
0
0
0
0
0
0
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)

18
18
18
17
17
16
15
13
11
8
6
5
7
6
5
5
4
4
4
3
3
5
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
8
9
9
10
10
10
10
9
9
9
9
10
9
9
9
9
9
9
8
9
9
9
8

Relative Humidity (%)

70
67
66
66
66
67
71
75
76
81
87
86
90
88
95
95
93
93
95
93
93
88
81
74

Pressure (mb)

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

Ozone (du)

440
438
432
431
432
436
436
436
431
427
428
433
435
436
436
436
437
435
433
432
429
426
425
422

Wednesday 1

Third Quarter 41%

03:49

11:15

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
09 Bad
10 Bad

Sun - Rise: 05:29, Set: 20:35, Transit: 13:03. Moon - Rise: 03:49, Set: 11:15. Civil Dark: 21:15 - 04:49. Nautical Dark: 22:08 - 03:56. Astro Dark: 23:17 - 02:45

Total Clouds (% Sky Obscured)

94
95
96
100
88
97
100
99
99
90
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

66
64
64
70
65
57
51
34
39
45
59
68
76
83
87
92
97
98
99
100
98
96
95
96

Medium Clouds (% Sky Obscured)

63
76
86
82
76
71
73
99
99
90
100
100
94
93
99
79
78
90
89
98
98
98
99
99

High Clouds (% Sky Obscured)

72
68
48
42
54
88
99
97
58
57
50
48
93
100
92
77
98
78
92
88
91
95
100
99

ISS Passover

Visibility (miles)

9
9
9
8
3
5
5
5
8
9
9
9
4
7
7
7
7
7
7
8
9
7
8
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
Very Light Rain
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
Very Light Rain
None

Precipitation Probability (%)

17
9
25
35
48
53
57
49
45
47
52
67
79
92
79
69
60
53
64
77
75
67
63
68

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
67
62
63
67
71
79
86
87
92
98
98
100
98
98
96
95
96
96
96
98
96
95
93

Pressure (mb)

1010
1010
1010
1009
1009
1009
1009
1009
1009
1009
1010
1010
1010
1009
1009
1009
1009
1009
1008
1008
1009
1009
1009
1009

Ozone (du)

418
414
412
412
413
412
410
407
406
403
401
398
395
394
393
391
390
388
385
382
379
374
373
373

Thursday 2

Waning Crescent 29%

04:03

12:46

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
09 Bad
10 Bad

Sun - Rise: 05:27, Set: 20:37, Transit: 13:03. Moon - Rise: 04:03, Set: 12:46. Civil Dark: 21:17 - 04:47. Nautical Dark: 22:10 - 03:53. Astro Dark: 23:21 - 02:40

Total Clouds (% Sky Obscured)

100
100
99
98
97
97
98
99
99
100
100
100
100
100
100
100
100
97
94
90
92
93
95
98

Low Clouds (% Sky Obscured)

98
99
96
93
89
92
95
98
95
91
87
92
95
98
98
98
98
87
71
51
65
76
91
85

Medium Clouds (% Sky Obscured)

98
98
95
93
91
87
84
82
87
91
94
96
98
99
100
100
100
83
66
45
47
40
42
63

High Clouds (% Sky Obscured)

95
95
71
48
25
38
58
69
79
90
100
81
63
48
66
88
100
98
97
95
94
92
85
90

ISS Passover

Visibility (miles)

9
8
8
5
1
0
2
1
3
5
3
3
5
6
9
8
8
8
7
7
7
7
7
7

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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain

Precipitation Probability (%)

81
89
95
95
95
95
95
91
84
86
95
95
77
66
81
89
95
85
70
51
55
55
49
67

Precipitation Amount (mm)

0.2
0.2
0.3
1.3
2
1.2
0.9
0.6
0.5
0.5
1
0.9
0.4
0.2
0.4
0.6
0.7
0.6
0.4
0.2
0.2
0.2
0.2
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
93
93
98
98
96
98
96
96
98
96
96
96
96
98
96
98
98
98
98
96
96
96

Pressure (mb)

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

Ozone (du)

374
373
374
373
370
369
371
371
370
370
369
369
369
369
370
369
369
369
369
369
369
370
371
372

Friday 3

Waning Crescent 19%

04:15

14:17

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
09 Bad
10 Bad

Sun - Rise: 05:26, Set: 20:38, Transit: 13:03. Moon - Rise: 04:15, Set: 14:17. Civil Dark: 21:19 - 04:45. Nautical Dark: 22:13 - 03:50. Astro Dark: 23:25 - 02:36

Total Clouds (% Sky Obscured)

99
100
92
86
79
71
59
50
51
51
50
45
41
42
41
56
55
65
75
86
86
85
86
91

Low Clouds (% Sky Obscured)

78
72
65
58
54
45
32
20
14
11
5
4
2
0
0
0
0
4
7
11
17
22
27
38

Medium Clouds (% Sky Obscured)

79
95
80
62
45
40
35
35
32
28
25
17
9
0
0
0
0
6
14
21
17
13
9
16

High Clouds (% Sky Obscured)

93
99
85
72
58
62
68
65
51
37
24
27
32
36
41
40
45
50
57
61
59
58
56
63

ISS Passover

Visibility (miles)

8
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

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

Precipitation Probability (%)

74
74
62
51
44
37
29
17
13
9
1
2
2
0
0
0
0
0
0
0
0
0
0
8

Precipitation Amount (mm)

0.4
0.3
0.2
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
9
10
10
10
10
9
8
8
6
6
5
5
5
5
5
5
5
6
7
7
8
9
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
92
90
89
86
85
85
86
86
87
90
91
91
91
90
90
90
90
90
91
91
88
84
81

Pressure (mb)

1011
1011
1011
1010
1010
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

372
372
372
372
373
373
374
375
376
378
379
381
387
393
400
400
400
400
398
397
395
392
389
387

Saturday 4

Waning Crescent 10%

04:26

15:47

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

Sun - Rise: 05:24, Set: 20:40, Transit: 13:03. Moon - Rise: 04:26, Set: 15:47. Civil Dark: 21:21 - 04:43. Nautical Dark: 22:15 - 03:48. Astro Dark: 23:30 - 02:31

Total Clouds (% Sky Obscured)

90
90
84
80
75
66
62
60
59
65
69
73
80
89
88
84
75
68
64
60

Low Clouds (% Sky Obscured)

48
58
57
60
62
67
72
71
63
57
44
54
63
78
73
72
68
59
48
38

Medium Clouds (% Sky Obscured)

25
31
40
49
55
55
50
44
39
34
38
39
44
45
45
50
45
36
25
17

High Clouds (% Sky Obscured)

72
75
67
61
52
37
33
25
34
38
40
46
48
55
60
65
60
55
65
75

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
7
6
4
6
7
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

Precipitation Type

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

Precipitation Probability (%)

11
13
30
41
47
50
53
57
50
49
55
62
66
67
65
64
61
52
37
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
82
82
85
87
92
93
95
95
96
96
96
96
96
96
96
95
95
95
95

Pressure (mb)

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

Ozone (du)

385
383
382
380
378
376
376
377
377
378
379
379
380
380
381
383
386
389
390
392

Forecast for Burton-on-Trent, Staffordshire, United Kingdom (52.81,-1.64)

Generated: 28/04/24 10:33:25. Forecast: 28/04/24 to 04/05/24. Timezone: UTC+1.00