Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 27

Waning Gibbous 88%

01:16

06:52

04 Bad
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

Sun - Rise: 05:43, Set: 20:28, Transit: 13:06. Moon - Rise: 01:16, Set: 06:52. Civil Dark: 21:07 - 05:05. Nautical Dark: 21:56 - 04:15. Astro Dark: 22:58 - 03:10

Total Clouds (% Sky Obscured)

88
91
93
100
99
100
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

39
42
54
52
70
81
84
99
96
91
89
95
100
100
86
80
80
89
91
94
95
86
87
98

Medium Clouds (% Sky Obscured)

95
99
100
100
94
87
100
58
100
61
100
96
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

79
100
100
44
87
93
57
60
60
91
100
100
100
100
100
100
73
95
90
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
7
4
4
2
2
2
2

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

Precipitation Probability (%)

18
27
44
7
10
16
36
60
68
62
61
43
31
24
18
47
62
81
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.4
0.6
0.4
0.3
0
0
0
0
0
0.2
0.3
0.6
1.3
1.6
1.5
1.9
2.5

Wind Speed/Direction (mph)

8
7
7
8
9
10
11
12
12
13
12
11
11
11
11
11
11
11
12
13
13
15
16
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
93
89
85
79
76
74
71
73
74
77
78
80
81
81
84
88
95
94
93
96
96
96
96

Pressure (mb)

1004
1004
1004
1004
1004
1005
1005
1005
1004
1004
1004
1004
1004
1004
1004
1004
1003
1004
1003
1003
1002
1002
1001
1000

Ozone (du)

455
452
452
451
449
450
452
450
448
445
442
442
440
439
436
437
438
436
437
437
433
436
440
437

Sunday 28

Waning Gibbous 83%

02:15

07:36

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

Sun - Rise: 05:41, Set: 20:30, Transit: 13:06. Moon - Rise: 02:15, Set: 07:36. Civil Dark: 21:09 - 05:03. Nautical Dark: 21:59 - 04:13. Astro Dark: 23:01 - 03:07

Total Clouds (% Sky Obscured)

100
100
100
100
100
98
99
97
97
100
98
95
74
48
45
45
18
9
44
14
2
31
19
27

Low Clouds (% Sky Obscured)

100
100
100
97
94
84
90
96
82
52
74
65
53
24
1
0
17
9
1
0
1
2
1
18

Medium Clouds (% Sky Obscured)

100
100
70
100
100
94
95
82
78
100
95
90
64
35
34
35
0
0
0
0
1
3
15
13

High Clouds (% Sky Obscured)

100
91
100
100
100
41
46
49
50
55
50
55
65
57
66
70
6
0
62
23
0
17
3
2

ISS Passover

Visibility (miles)

3
7
4
6
4
2
2
0
0
0
6
5
9
5
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
80
77
79
70
65
54
34
30
7
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

1.2
1.4
1.3
1
1
0.7
0.3
0.3
0.5
0.4
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
15
14
16
14
14
13
13
12
11
9
10
8
10
12
9
5
5
6
6
6
6
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
94
96
96
96
96
98
96
98
95
90
89
81
83
83
88
93
94
94
94
94
96
98

Pressure (mb)

1000
1000
1000
1001
1001
1002
1002
1003
1004
1005
1005
1006
1006
1007
1008
1008
1009
1010
1011
1011
1011
1012
1012
1012

Ozone (du)

440
448
448
445
448
452
456
457
454
452
448
444
440
441
440
445
452
460
460
458
458
456
454
454

Monday 29

Waning Gibbous 74%

02:58

08:37

04 OK
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

Sun - Rise: 05:40, Set: 20:32, Transit: 13:06. Moon - Rise: 02:58, Set: 08:37. Civil Dark: 21:11 - 05:01. Nautical Dark: 22:01 - 04:10. Astro Dark: 23:05 - 03:03

Total Clouds (% Sky Obscured)

27
74
64
74
76
83
86
69
79
90
75
93
77
78
94
64
96
96
90
90
100
100
100
100

Low Clouds (% Sky Obscured)

10
25
1
6
24
86
62
54
44
64
50
56
44
37
23
13
1
23
2
12
24
36
43
50

Medium Clouds (% Sky Obscured)

13
46
56
71
65
15
62
34
61
42
58
59
52
73
66
64
96
94
91
79
85
91
96
94

High Clouds (% Sky Obscured)

8
28
5
32
2
4
2
29
60
0
2
8
32
43
68
67
60
50
45
77
84
80
54
36

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
1
13
12
26
24
25
20
7
4
2
0
0
2
4
8
26
23
23
21

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)

8
8
8
8
10
14
17
17
18
18
18
19
18
18
17
15
14
13
13
13
13
12
12
11

Chance of Frost

Temperature (°C)

5
5
5
6
8
10
11
12
13
14
14
14
14
14
13
13
12
11
10
10
10
9
9
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
94
91
87
77
67
63
62
71
67
71
72
76
79
80
80
77
77
77
80
82
85

Pressure (mb)

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

Ozone (du)

454
452
448
443
440
442
443
441
442
443
441
439
434
433
430
430
432
434
432
432
430
428
425
425

Tuesday 30

Waning Gibbous 64%

03:28

09:54

04 Bad
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

Sun - Rise: 05:38, Set: 20:33, Transit: 13:05. Moon - Rise: 03:28, Set: 09:54. Civil Dark: 21:12 - 04:59. Nautical Dark: 22:03 - 04:08. Astro Dark: 23:08 - 02:59

Total Clouds (% Sky Obscured)

95
88
84
89
95
100
100
100
100
100
100
100
100
100
100
100
100
100
97
94
91
93
95
98

Low Clouds (% Sky Obscured)

50
50
50
63
65
86
78
89
88
72
57
50
57
74
76
74
72
70
74
78
82
75
75
74

Medium Clouds (% Sky Obscured)

77
64
70
81
90
94
84
74
77
72
85
80
85
99
99
96
92
90
84
82
77
78
71
71

High Clouds (% Sky Obscured)

41
53
61
80
90
100
100
100
100
100
99
99
99
100
100
100
100
100
90
80
60
55
44
30

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

27
20
7
17
15
16
26
39
38
38
27
21
43
50
52
55
62
47
29
33
23
11
19
11

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

11
12
12
13
14
15
16
17
16
17
18
17
18
16
14
12
10
8
8
8
7
7
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
90
88
90
88
88
84
80
83
78
71
67
70
74
76
79
87
92
93
91
95
95
96
96

Pressure (mb)

1009
1009
1009
1009
1008
1008
1008
1008
1007
1007
1006
1006
1006
1006
1006
1006
1006
1007
1007
1007
1007
1007
1007
1007

Ozone (du)

423
423
422
421
425
427
425
427
429
430
430
429
429
428
427
427
424
422
421
422
423
425
426
427

Wednesday 1

Third Quarter 53%

03:48

11:21

04 Bad
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

Sun - Rise: 05:36, Set: 20:35, Transit: 13:05. Moon - Rise: 03:48, Set: 11:21. Civil Dark: 21:14 - 04:56. Nautical Dark: 22:06 - 04:05. Astro Dark: 23:12 - 02:55

Total Clouds (% Sky Obscured)

99
99
100
98
97
95
96
98
100
98
96
93
91
98
100
97
94
90
94
98
100
100
100
100

Low Clouds (% Sky Obscured)

79
84
89
89
85
80
84
88
86
66
69
45
44
55
43
30
15
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

72
80
74
84
74
61
62
50
72
60
80
69
71
94
96
90
84
77
75
76
79
87
94
100

High Clouds (% Sky Obscured)

42
42
56
39
23
6
27
45
100
87
71
59
10
47
56
88
79
69
73
77
67
73
77
91

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

Precipitation Probability (%)

29
34
34
41
52
58
51
39
13
19
27
27
27
28
30
31
30
26
27
27
26
24
22
19

Precipitation Amount (mm)

0
0
0
0
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
90
84
77
70
70
68
63
70
63
64
74
80
84
87
91
91
93
93
91
91

Pressure (mb)

1007
1006
1006
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1010
1010
1011
1011
1011
1011
1011
1011

Ozone (du)

427
425
421
418
416
415
414
411
410
410
410
410
410
410
408
408
408
407
406
405
404
403
401
400

Thursday 2

Waning Crescent 41%

04:04

12:51

04 Bad
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

Sun - Rise: 05:34, Set: 20:37, Transit: 13:05. Moon - Rise: 04:04, Set: 12:51. Civil Dark: 21:16 - 04:54. Nautical Dark: 22:08 - 04:02. Astro Dark: 23:16 - 02:51

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
93
87
70
52
49
55

Low Clouds (% Sky Obscured)

3
6
9
6
3
0
7
15
22
20
21
23
40
59
77
79
72
67
64
57
50
47
49
60

Medium Clouds (% Sky Obscured)

100
99
99
99
100
100
100
100
100
100
100
100
100
100
100
83
63
40
40
35
35
30
30
35

High Clouds (% Sky Obscured)

94
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
95
90
85
85
80
75

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
6
5
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
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 (%)

24
26
24
36
39
32
34
31
18
18
15
7
33
38
31
48
49
39
47
50
51
59
62
58

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
0.2

Wind Speed/Direction (mph)

1
1
2
2
2
2
2
3
4
5
5
6
6
5
4
3
4
4
4
4
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
90
88
87
84
78
75
71
68
62
63
63
64
71
77
86
88
91
95
95
95
96
96
96

Pressure (mb)

1011
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013

Ozone (du)

399
398
398
397
396
395
394
392
390
388
386
384
382
383
384
385
385
384
384
385
385
386
386
386

Friday 3

Waning Crescent 29%

04:04

14:21

04 Bad
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: 05:32, Set: 20:38, Transit: 13:05. Moon - Rise: 04:04, Set: 14:21. Civil Dark: 21:18 - 04:52. Nautical Dark: 22:11 - 03:57. Astro Dark: 23:19 - 02:47

Total Clouds (% Sky Obscured)

63
78
90
81
79
84
88
89
86
84
82
74
57
51
42
46
50
54
52
51
57

Low Clouds (% Sky Obscured)

67
77
76
72
69
62
61
57
51
54
55
56
48
41
32
21
12
0
0
0
0

Medium Clouds (% Sky Obscured)

40
40
40
45
50
55
52
45
37
38
39
40
27
14
1
1
0
0
10
20
32

High Clouds (% Sky Obscured)

76
81
87
84
80
80
80
80
80
71
63
60
35
20
9
23
38
53
52
50
45

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
7
7
7
6
7
8
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

57
52
40
40
38
31
34
31
28
30
33
37
36
36
36
29
19
3
5
4
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
5
5
5
6
7
8
9
9
10
14
14
13
14
14
15
12
11
11
10
9

Dew Point (°C)

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

Relative Humidity (%)

94
96
96
94
91
87
83
79
74
69
68
68
67
72
76
82
84
88
93
93
95

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1012
1012
1011
1011
1011
1010
1010
1010
1010
1010
1011
1011
1011
1011

Ozone (du)

385
386
387
389
389
390
390
389
389
388
390
392
394
396
398
400
403
405
408
410
413

Forecast for Northwick, Worcestershire, United Kingdom (52.21,-2.22)

Generated: 27/04/24 04:11:55. Forecast: 27/04/24 to 03/05/24. Timezone: UTC+1.00