Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 24

Full Moon 99%

21:28

05:54

16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 OK
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

Sun - Rise: 05:41, Set: 20:24, Transit: 13:03. Moon - Rise: 21:28, Set: 05:54. Civil Dark: 21:03 - 05:02. Nautical Dark: 21:53 - 04:11. Astro Dark: 22:56 - 03:07

Total Clouds (% Sky Obscured)

81
75
69
59
54
57
62
91
100
91
40
63
64
100
90
72
90
91
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

68
59
48
58
54
60
44
31
2
0
1
26
77
89
90
59
46
72
63
91
92
92
91
90

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
0
28
50
50
42
0
0
0
60
55
57
100
91
50

High Clouds (% Sky Obscured)

0
0
0
0
0
3
42
87
100
91
40
36
29
0
0
11
60
55
50
55
55
100
47
45

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
9
5
5

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
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

0
0
0
0
0
1
5
2
0
0
0
0
4
17
21
8
19
23
27
30
45
54
56
50

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
0.2
0

Wind Speed/Direction (mph)

10
9
8
5
2
1
2
3
3
4
5
5
5
6
7
7
8
11
11
10
8
7
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
5
6
5
4
4
3
1
-0
-1
-2
-1
-0
-1
-0
1
2
3
3
4
4
5
4

Dew Point (°C)

-1
-0
-1
0
1
0
1
2
1
1
0
-1
-1
-0
0
0
2
1
1
3
4
2
1
0

Relative Humidity (%)

55
56
53
60
66
70
75
82
85
85
85
81
83
83
79
76
79
66
62
75
78
70
62
60

Pressure (mb)

1016
1015
1015
1014
1014
1014
1013
1013
1012
1011
1010
1009
1008
1007
1006
1006
1005
1005
1004
1004
1004
1004
1003
1003

Ozone (du)

414
412
409
409
410
410
410
411
411
412
412
413
414
416
419
421
426
429
430
432
433
434
436
436

Thursday 25

Waning Gibbous 96%

22:49

06:12

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

Sun - Rise: 05:39, Set: 20:25, Transit: 13:03. Moon - Rise: 22:49, Set: 06:12. Civil Dark: 21:05 - 04:59. Nautical Dark: 21:56 - 04:08. Astro Dark: 23:00 - 03:03

Total Clouds (% Sky Obscured)

100
95
85
75
77
56
50
27
36
45
35
33
52
57
67
67
76
81
81
88
100
100
100
100

Low Clouds (% Sky Obscured)

73
65
71
63
67
46
34
27
20
30
31
33
36
37
41
49
65
65
56
55
59
22
57
77

Medium Clouds (% Sky Obscured)

45
36
22
13
6
0
18
0
0
0
0
0
0
1
2
17
13
16
17
53
91
95
94
94

High Clouds (% Sky Obscured)

45
3
43
2
2
4
2
2
21
23
11
9
26
28
32
16
15
20
33
40
40
40
40
45

ISS Passover

Visibility (miles)

9
6
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 (%)

36
31
26
9
3
1
0
0
0
0
0
0
0
0
0
0
0
0
2
17
9
11
28
37

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

Chance of Frost

Temperature (°C)

7
8
7
7
6
4
3
3
2
1
1
1
0
0
0
1
3
5
6
7
8
9
9
10

Feels Like (°C)

4
4
4
3
2
1
1
1
1
-1
-1
-0
-1
-2
-2
-1
1
2
3
4
5
6
6
5

Dew Point (°C)

1
0
0
1
1
0
0
0
-1
-1
-1
-1
-1
-1
-1
-1
-0
-0
-1
-1
-2
-2
-3
-1

Relative Humidity (%)

62
60
61
65
71
76
80
83
84
88
88
89
89
91
91
86
79
71
62
56
50
45
43
47

Pressure (mb)

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

Ozone (du)

437
438
437
437
437
438
439
438
437
437
436
437
436
434
432
434
434
435
436
435
435
436
437
438

Friday 26

Waning Gibbous 91%

00:10

06:40

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
14 Bad
15 Bad

Sun - Rise: 05:37, Set: 20:27, Transit: 13:03. Moon - Rise: 00:10, Set: 06:40. Civil Dark: 21:07 - 04:57. Nautical Dark: 21:58 - 04:05. Astro Dark: 23:04 - 02:58

Total Clouds (% Sky Obscured)

100
88
98
94
92
83
79
59
83
77
82
89
89
92
92
68
80
84
85
89
94
96
98
100

Low Clouds (% Sky Obscured)

91
65
64
71
65
58
54
55
58
60
48
62
76
70
67
52
60
60
55
44
58
68
77
88

Medium Clouds (% Sky Obscured)

93
52
65
44
62
55
53
24
51
39
49
77
59
57
61
13
45
19
46
50
51
74
90
84

High Clouds (% Sky Obscured)

40
49
30
30
32
25
8
2
8
7
56
15
6
52
56
39
38
50
1
39
44
63
82
99

ISS Passover

Visibility (miles)

5
6
5
8
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
Very Light Rain
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 (%)

48
51
54
32
7
0
0
0
0
0
0
0
0
0
0
0
0
1
4
15
10
26
38
41

Precipitation Amount (mm)

0
0.2
0.4
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
8
7
6
4
3
1
2
2
2
2
2
3
3
3
4
5
7
8
9
11
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
4
3
3
2
2
2
2
3
1
1
1
0
-1
-1
-1
2
3
3
5
5
4
5
4

Dew Point (°C)

3
4
4
3
3
3
3
2
2
2
2
1
1
1
1
1
2
2
2
1
0
1
2
1

Relative Humidity (%)

63
75
79
82
83
86
88
89
91
91
93
93
94
94
94
91
88
82
74
62
56
58
63
59

Pressure (mb)

1006
1006
1006
1007
1007
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1007
1007
1007
1007

Ozone (du)

439
440
442
443
444
446
448
449
448
448
449
449
450
451
452
451
450
450
449
447
443
438
435
436

Saturday 27

Waning Gibbous 83%

01:23

07:22

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
14 Bad
15 Bad

Sun - Rise: 05:35, Set: 20:29, Transit: 13:03. Moon - Rise: 01:23, Set: 07:22. Civil Dark: 21:09 - 04:55. Nautical Dark: 22:01 - 04:02. Astro Dark: 23:07 - 02:54

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
89
97
96

Low Clouds (% Sky Obscured)

88
88
88
92
96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
84
86
77

Medium Clouds (% Sky Obscured)

86
92
82
96
100
100
96
92
90
91
76
99
100
100
100
100
100
100
95
57
48
49
50
52

High Clouds (% Sky Obscured)

98
100
94
76
51
10
29
56
100
100
100
100
100
100
100
100
100
100
87
74
14
3
3
25

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
4
3
2
0
0
0
0
0
0
0
2
6
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
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None

Precipitation Probability (%)

46
49
53
57
64
72
64
60
59
69
77
90
95
95
95
95
95
95
95
79
49
56
61
58

Precipitation Amount (mm)

0
0
0.2
0.3
0.3
0.4
0.3
0.3
0.3
0.4
0.4
0.6
0.9
1.9
3.9
3.2
1.5
1
0.7
0.5
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
2
2
2
2
2
2
2
2
2
2
2
2
3
2
4
4
6
8
8
9
10
9

Dew Point (°C)

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

Relative Humidity (%)

64
69
74
79
86
88
90
90
90
88
90
91
96
96
98
98
98
98
100
98
95
93
81
88

Pressure (mb)

1007
1007
1007
1007
1007
1007
1007
1006
1006
1005
1004
1004
1003
1003
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002

Ozone (du)

433
426
422
421
421
422
423
423
422
420
418
416
415
414
413
415
417
421
425
431
436
438
439
439

Sunday 28

Waning Gibbous 74%

02:22

08:24

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
14 Bad
15 Bad

Sun - Rise: 05:33, Set: 20:31, Transit: 13:03. Moon - Rise: 02:22, Set: 08:24. Civil Dark: 21:11 - 04:52. Nautical Dark: 22:03 - 03:59. Astro Dark: 23:11 - 02:50

Total Clouds (% Sky Obscured)

97
99
100
96
92
88
82
76
70
69
69
69
62
55
48
68
86
100
97
94
90
84
79
73

Low Clouds (% Sky Obscured)

72
90
93
89
81
75
63
54
39
46
50
59
45
30
15
20
20
15
25
40
55
44
36
30

Medium Clouds (% Sky Obscured)

54
64
97
93
86
80
74
70
64
56
45
47
6
6
9
30
43
50
39
33
24
26
26
25

High Clouds (% Sky Obscured)

63
80
100
78
57
32
35
34
35
37
3
4
0
0
2
20
37
50
34
15
3
8
11
16

ISS Passover

Visibility (miles)

6
4
1
2
0
0
0
0
0
1
5
8
3
3
3
3
5
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
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

63
68
63
67
73
78
85
94
88
75
65
37
11
7
2
6
6
2
12
15
17
19
18
16

Precipitation Amount (mm)

0
0.3
0.2
0.3
0.4
0.5
0.5
0.7
0.5
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
10
9
6
5
5
4
4
4
4
4
5
4
4
4
4
5
5
6
6
6
6
10
10

Dew Point (°C)

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

Relative Humidity (%)

91
90
90
95
98
100
98
98
98
98
96
96
94
96
96
94
93
91
88
80
73
66
65
64

Pressure (mb)

1002
1003
1003
1003
1004
1005
1006
1006
1006
1007
1008
1008
1009
1009
1010
1010
1014
1015
1015
1015
1016
1016
1016
1016

Ozone (du)

439
437
434
437
441
444
446
447
450
452
449
444
441
435
432
430
427
424
420
421
421
421
426
431

Monday 29

Waning Gibbous 64%

03:04

09:43

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
14 Bad
15 Bad

Sun - Rise: 05:31, Set: 20:33, Transit: 13:02. Moon - Rise: 03:04, Set: 09:43. Civil Dark: 21:13 - 04:50. Nautical Dark: 22:06 - 03:56. Astro Dark: 23:15 - 02:45

Total Clouds (% Sky Obscured)

72
73
74
81
87
91
85
81
69
66
68
63
56
44
44
43
42
39
50
66
83
85
86
86

Low Clouds (% Sky Obscured)

35
40
46
35
28
23
32
39
47
48
45
46
36
30
27
25
27
24
37
47
54
56
60
65

Medium Clouds (% Sky Obscured)

19
12
2
22
42
60
58
57
48
49
54
59
42
23
1
1
1
1
3
5
7
17
28
38

High Clouds (% Sky Obscured)

19
23
30
36
40
48
39
35
31
25
17
3
11
22
32
22
15
9
30
52
76
82
83
80

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

17
15
16
19
18
3
8
13
28
43
49
67
66
57
63
63
51
1
12
16
17
35
41
44

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
64
66
67
73
78
84
87
90
93
93
94
94
94
93
91
81
73
64
67
70
72
74
75

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1015

Ozone (du)

436
435
435
435
435
435
435
434
433
432
431
429
428
429
429
429
429
430
430
430
431
431
432
433

Tuesday 30

Waning Gibbous 53%

03:32

11:11

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

Sun - Rise: 05:29, Set: 20:34, Transit: 13:02. Moon - Rise: 03:32, Set: 11:11. Civil Dark: 21:15 - 04:48. Nautical Dark: 22:09 - 03:54. Astro Dark: 23:20 - 02:41

Total Clouds (% Sky Obscured)

94
91
85
82
79
77
76
76
75
78
93
97
96
96
95
96
97
97
99
98
97

Low Clouds (% Sky Obscured)

66
68
72
64
63
58
62
61
50
52
60
67
56
48
40
39
38
37
32
28
24

Medium Clouds (% Sky Obscured)

44
49
55
58
57
50
52
49
47
34
19
1
10
18
25
34
42
49
47
47
46

High Clouds (% Sky Obscured)

66
51
31
46
60
76
76
76
72
66
60
54
61
68
60
65
66
66
76
85
94

ISS Passover

Visibility (miles)

8
7
5
4
3
1
0
0
0
0
0
0
0
3
6
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

Precipitation Type

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

Precipitation Probability (%)

50
58
66
63
58
50
62
65
61
48
35
18
14
10
3
7
8
8
13
15
17

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
83
88
95
95
98
98
98
98
100
98
100
100
96
95
93
88
85
81
72
65

Pressure (mb)

1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1015
1016
1016
1016
1016
1016
1016
1016
1015

Ozone (du)

434
433
432
431
432
432
433
434
435
436
435
434
433
434
435
435
435
435
435
435
435

Forecast for Sheffield, Sheffield, United Kingdom (53.38,-1.47)

Generated: 24/04/24 16:23:21. Forecast: 24/04/24 to 30/04/24. Timezone: UTC+1.00