Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 25

Waning Gibbous 96%

22:31

06:18

07 OK
08 Bad
09 Bad
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 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 05:39, Set: 20:14, Transit: 12:57. Moon - Rise: 22:31, Set: 06:18. Civil Dark: 20:51 - 05:02. Nautical Dark: 21:38 - 04:14. Astro Dark: 22:35 - 03:16

Total Clouds (% Sky Obscured)

37
51
58
32
100
98
94
100
100
99
100
96
96
99
99
98
98
98
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

75
59
29
6
60
92
84
67
86
80
89
90
89
77
81
80
83
83
81
84
85
85
71
83

Medium Clouds (% Sky Obscured)

52
81
62
82
100
85
85
100
96
97
99
95
49
51
50
45
51
48
85
86
90
75
54
51

High Clouds (% Sky Obscured)

100
56
32
25
49
53
49
70
91
94
92
72
59
60
52
55
33
40
76
70
63
56
88
70

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
7
5
2
3
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
Very Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
1
0
16
16
25
25
25
31
61
83
95
65
43
37
34
33
28
16
13
26
35
41
38

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.7
1.5
0.4
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
64
68
62
50
43
46
64
61
61
83
93
95
93
93
91
91
93
94
94
93
94
93
93

Pressure (mb)

1008
1007
1007
1006
1005
1004
1004
1004
1003
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002

Ozone (du)

423
424
426
425
423
422
422
423
423
422
421
420
422
425
426
426
427
428
431
432
432
431
431
432

Friday 26

Waning Gibbous 91%

23:49

06:49

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
05 Bad
06 Bad

Sun - Rise: 05:37, Set: 20:15, Transit: 12:57. Moon - Rise: 23:49, Set: 06:49. Civil Dark: 20:53 - 04:59. Nautical Dark: 21:40 - 04:11. Astro Dark: 22:38 - 03:13

Total Clouds (% Sky Obscured)

99
95
94
95
95
91
98
96
93
95
92
95
99
100
94
99
100
100
100
100
98
95
100
92

Low Clouds (% Sky Obscured)

83
82
79
78
73
74
88
88
86
92
78
76
81
70
80
80
83
83
74
77
78
85
93
81

Medium Clouds (% Sky Obscured)

50
46
54
94
92
84
94
93
87
87
81
54
90
67
70
97
100
100
100
99
94
91
89
32

High Clouds (% Sky Obscured)

60
55
55
50
37
30
31
0
0
3
31
19
29
92
84
95
100
100
100
86
70
73
100
19

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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 (%)

37
38
32
22
14
12
14
13
12
3
3
3
2
2
2
4
6
9
21
32
27
18
9
8

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
85
83
75
69
61
55
55
59
59
58
59
63
70
77
73
73
73
74
81
88
90
91
91

Pressure (mb)

1003
1003
1004
1004
1004
1004
1004
1004
1003
1003
1003
1003
1003
1003
1004
1004
1004
1003
1003
1003
1003
1003
1002
1003

Ozone (du)

434
435
436
436
437
438
437
439
442
441
441
441
440
437
432
431
432
433
433
434
435
435
436
437

Saturday 27

Waning Gibbous 83%

01:00

No Set

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
05 Bad
06 Bad

Sun - Rise: 05:35, Set: 20:17, Transit: 12:57. Moon - Rise: 01:00, Set: No Set. Civil Dark: 20:54 - 04:57. Nautical Dark: 21:43 - 04:09. Astro Dark: 22:41 - 03:10

Total Clouds (% Sky Obscured)

94
88
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
92
100
100

Low Clouds (% Sky Obscured)

77
79
88
100
100
76
69
72
87
96
100
74
82
100
100
100
100
91
94
97
92
83
94
91

Medium Clouds (% Sky Obscured)

44
25
56
60
55
50
99
53
55
100
100
100
99
100
100
99
100
100
99
100
98
72
70
70

High Clouds (% Sky Obscured)

32
58
64
93
97
98
100
79
100
100
78
100
100
100
100
100
100
100
100
100
100
64
60
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
5
9
9
2
5
3
1
1
1
0
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

4
15
23
21
27
34
36
70
90
95
95
95
95
95
95
95
80
54
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.4
0.5
0.8
0.6
0.7
1.6
1.4
0.6
0.7
0.3
0
0.8
1.6
2.5
2
1.8
1.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
93
90
90
88
79
72
64
63
75
91
95
95
95
95
96
96
98
98
98
95
95
96
93

Pressure (mb)

1003
1003
1003
1003
1003
1003
1003
1002
1002
1002
1002
1002
1001
1001
1002
1001
1001
1000
999
999
999
999
999
1000

Ozone (du)

438
437
437
438
436
434
431
430
428
426
426
426
426
422
425
426
426
424
424
425
427
430
436
436

Sunday 28

Waning Gibbous 74%

01:59

07:33

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 OK
22 OK
23 Bad
00 Bad
01 Bad
02 OK
03 OK
04 OK
05 OK
06 Bad

Sun - Rise: 05:33, Set: 20:19, Transit: 12:57. Moon - Rise: 01:59, Set: 07:33. Civil Dark: 20:56 - 04:55. Nautical Dark: 21:45 - 04:06. Astro Dark: 22:44 - 03:06

Total Clouds (% Sky Obscured)

100
100
100
98
93
83
76
88
86
88
91
92
78
53
15
23
44
45
47
34
14
27
39
50

Low Clouds (% Sky Obscured)

91
91
91
92
92
85
68
61
59
43
48
77
66
42
8
14
38
40
42
30
13
14
16
21

Medium Clouds (% Sky Obscured)

59
54
47
41
37
34
33
72
74
69
72
70
18
10
3
5
0
0
0
0
0
17
33
50

High Clouds (% Sky Obscured)

50
53
50
37
18
0
0
2
50
50
55
55
0
0
3
3
0
0
0
0
1
20
44
65

ISS Passover

Visibility (miles)

9
7
9
9
5
6
9
8
9
5
4
3
6
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
Light Rain
None
Very Light Rain
Very Light Rain
None
None
None
None
None
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
69
76
72
51
43
46
45
49
58
62
47
27
9
7
6
0
0
0
0
0
0
0

Precipitation Amount (mm)

1.6
0.9
0
0.3
0.3
0
0
0
0
0
0.3
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
9
11
11
14
15
14
13
12
11
11
10
8
7
6
6
6
6
5
6
5
5
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
95
91
93
85
83
79
73
70
77
81
86
88
91
95
91
93
93
91
93
94
96
94
94

Pressure (mb)

1000
1000
1001
1001
1002
1003
1004
1004
1005
1005
1006
1007
1007
1008
1010
1011
1011
1012
1012
1013
1013
1014
1014
1015

Ozone (du)

441
439
439
441
442
443
443
442
441
440
443
443
440
435
434
434
430
427
429
429
429
429
429
429

Monday 29

Waning Gibbous 64%

02:43

08:34

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

Sun - Rise: 05:31, Set: 20:20, Transit: 12:57. Moon - Rise: 02:43, Set: 08:34. Civil Dark: 20:58 - 04:53. Nautical Dark: 21:47 - 04:04. Astro Dark: 22:47 - 03:03

Total Clouds (% Sky Obscured)

49
49
52
50
69
87
87
49
56
36
21
20
48
47
50
50
55
55
50
50
45
45
55
59

Low Clouds (% Sky Obscured)

25
29
36
37
47
59
61
32
39
22
14
4
5
3
0
0
0
0
0
0
0
0
1
1

Medium Clouds (% Sky Obscured)

53
51
49
43
40
38
32
25
19
13
8
0
0
0
0
0
0
0
8
14
14
12
22
30

High Clouds (% Sky Obscured)

52
42
27
18
8
0
0
0
0
0
0
55
85
70
75
65
55
55
50
50
55
68
79
85

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
6
21
20
0
5
1
0
2
0
0
0
0
0
0
0
0
0
0
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
82
76
65
58
55
55
53
46
46
49
53
62
67
72
78
77
74
72
72
73
73
74
77

Pressure (mb)

1015
1016
1016
1017
1017
1016
1017
1017
1017
1016
1017
1017
1017
1017
1018
1018
1018
1017
1017
1017
1016
1016
1016
1015

Ozone (du)

426
423
421
419
419
420
422
425
426
425
424
419
418
418
418
417
417
418
418
417
417
416
415
413

Tuesday 30

Waning Gibbous 61%

03:14

09:50

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
05 Bad
06 Bad

Sun - Rise: 05:29, Set: 20:22, Transit: 12:57. Moon - Rise: 03:14, Set: 09:50. Civil Dark: 21:00 - 04:51. Nautical Dark: 21:49 - 04:01. Astro Dark: 22:51 - 02:59

Total Clouds (% Sky Obscured)

73
88
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
95
90
84

Low Clouds (% Sky Obscured)

9
18
25
43
59
76
83
88
92
88
84
81
83
82
81
82
84
81
70
60
50
42
35
27

Medium Clouds (% Sky Obscured)

63
85
100
100
100
100
97
93
91
89
88
85
83
81
79
79
79
79
87
91
96
90
85
79

High Clouds (% Sky Obscured)

90
95
100
95
90
90
90
95
90
96
97
97
89
79
71
71
75
76
83
90
96
83
70
57

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

7
8
6
31
43
53
51
54
59
50
38
18
58
76
83
66
56
46
40
34
28
27
22
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
78
77
79
83
89
96
96
98
96
98
98
96
98
98
96
98
98
98
96
98
98
98
98

Pressure (mb)

1015
1015
1015
1014
1014
1014
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

412
411
411
410
410
409
408
409
409
410
409
408
408
407
406
406
406
407
407
408
408
409
409
409

Wednesday 1

Third Quarter 53%

03:36

11:16

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 OK
00 OK

Sun - Rise: 05:28, Set: 20:24, Transit: 12:56. Moon - Rise: 03:36, Set: 11:16. Civil Dark: 21:02 - 04:49. Nautical Dark: 21:52 - 03:59. Astro Dark: 22:54 - 02:55

Total Clouds (% Sky Obscured)

86
90
94
90
85
76
64
62
67
66
70
75
82
88
93
69
41
20

Low Clouds (% Sky Obscured)

38
48
59
64
66
67
46
31
15
20
29
35
32
30
32
33
35
36

Medium Clouds (% Sky Obscured)

64
44
23
14
6
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

60
61
62
58
55
51
48
45
41
51
61
65
70
75
80
55
27
3

ISS Passover

Visibility (miles)

5
7
8
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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
90
89
79
71
65
60
56
53
58
64
69
74
79
84
87
87

Pressure (mb)

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

Ozone (du)

409
408
407
406
406
406
405
406
406
406
405
403
401
400
400
399
398
397

Forecast for Bromley, Greater London, United Kingdom (51.41,0.01)

Generated: 25/04/24 07:36:46. Forecast: 25/04/24 to 01/05/24. Timezone: UTC+1.00