Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 26

Waning Gibbous 91%

23:56

06:52

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: 05:41, Set: 20:21, Transit: 13:02. Moon - Rise: 23:56, Set: 06:52. Civil Dark: 20:59 - 05:04. Nautical Dark: 21:47 - 04:15. Astro Dark: 22:45 - 03:16

Total Clouds (% Sky Obscured)

64
70
76
81
99
94
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

81
84
64
71
68
68
76
68
68
70
84
87
94
97
100
97
97
92
100
100
100
94
83
86

Medium Clouds (% Sky Obscured)

77
85
93
93
94
76
87
56
100
100
100
100
100
100
51
81
82
93
98
82
72
70
45
61

High Clouds (% Sky Obscured)

65
65
3
35
57
38
47
100
100
100
100
100
92
91
100
84
90
72
60
55
80
100
100
96

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

Precipitation Probability (%)

0
0
0
5
8
14
24
34
31
36
49
51
59
67
74
74
69
67
53
36
25
16
11
8

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.6
0.6
0.5
0.5
0.3
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
63
71
76
76
75
79
72
72
79
83
80
78
79
83
88
91
91
93
94
93
93
93
93

Pressure (mb)

1003
1003
1003
1003
1003
1004
1004
1004
1004
1004
1004
1003
1003
1003
1003
1003
1003
1004
1004
1004
1004
1003
1003
1003

Ozone (du)

438
437
437
438
440
443
445
445
446
446
447
448
447
445
444
443
443
439
438
439
438
437
437
435

Saturday 27

Waning Gibbous 83%

01:08

07:36

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: 05:39, Set: 20:23, Transit: 13:02. Moon - Rise: 01:08, Set: 07:36. Civil Dark: 21:01 - 05:01. Nautical Dark: 21:49 - 04:12. Astro Dark: 22:48 - 03:12

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
94
98
99

Low Clouds (% Sky Obscured)

87
75
79
91
87
89
88
82
99
94
100
97
100
100
100
100
96
91
92
93
84
86
83
69

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
99
100
100
100
100
100
90
100
98
100
100
88
90
100
100
86
89
97

High Clouds (% Sky Obscured)

95
95
100
100
59
100
100
100
100
100
77
95
42
43
71
95
93
100
94
100
100
4
6
29

ISS Passover

Visibility (miles)

9
9
6
9
4
1
0
0
0
0
0
0
0
0
0
0
0
2
2
8
9
9
4
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
None
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

9
37
52
46
64
77
68
68
95
95
95
95
95
95
95
95
95
76
62
61
61
61
56
38

Precipitation Amount (mm)

0
0
0.2
0
0.3
0.5
0.4
0.3
0.5
1.4
2.7
2.8
1.2
1.4
1.7
1.7
0.8
0.3
0.2
0.3
0.3
0.3
0.3
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
95
96
98
98
98
98
98
98
98
96
98
98
98
98
98
96
96
96
96
94
96
96

Pressure (mb)

1003
1003
1003
1003
1003
1003
1003
1002
1001
1001
1000
1000
1000
1000
1000
1001
1001
1002
1003
1004
1004
1006
1007
1007

Ozone (du)

435
436
435
429
431
430
432
435
435
432
438
439
448
452
455
457
453
449
444
442
441
438
435
430

Sunday 28

Waning Gibbous 74%

02:07

08:37

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

Sun - Rise: 05:37, Set: 20:25, Transit: 13:02. Moon - Rise: 02:07, Set: 08:37. Civil Dark: 21:02 - 04:59. Nautical Dark: 21:52 - 04:10. Astro Dark: 22:52 - 03:09

Total Clouds (% Sky Obscured)

98
100
96
94
59
30
30
25
4
2
5
13
17
17
26
50
60
72
66
57
58
62
62
66

Low Clouds (% Sky Obscured)

46
60
68
50
30
35
10
8
2
0
4
14
16
17
25
38
51
55
30
47
42
48
50
49

Medium Clouds (% Sky Obscured)

79
89
86
89
50
30
34
27
2
2
0
0
1
0
0
11
1
49
57
38
43
49
52
51

High Clouds (% Sky Obscured)

31
7
3
3
0
0
0
0
0
0
0
0
0
2
2
3
21
50
10
2
2
0
0
19

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 (%)

24
6
3
2
5
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
3
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
95
90
93
95
94
96
96
94
94
93
94
93
93
93
87
82
76
67
63
61
60
60

Pressure (mb)

1008
1009
1010
1010
1011
1012
1013
1013
1013
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014

Ozone (du)

426
425
427
429
431
434
437
438
440
446
448
449
449
447
445
445
444
443
443
443
443
443
442
438

Monday 29

Waning Gibbous 64%

02:50

09:54

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

Sun - Rise: 05:36, Set: 20:26, Transit: 13:02. Moon - Rise: 02:50, Set: 09:54. Civil Dark: 21:04 - 04:57. Nautical Dark: 21:54 - 04:07. Astro Dark: 22:55 - 03:05

Total Clouds (% Sky Obscured)

58
34
22
15
7
1
14
24
37
23
13
5
8
10
15
19
23
30
31
44
73
82
80
82

Low Clouds (% Sky Obscured)

42
31
22
15
7
0
13
25
38
26
15
6
9
12
18
24
30
38
36
38
28
28
24
23

Medium Clouds (% Sky Obscured)

35
17
0
0
0
1
2
1
0
0
0
0
0
0
0
1
2
3
7
12
17
19
23
21

High Clouds (% Sky Obscured)

20
3
5
5
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
39
48
46
53

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
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
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
36
37
20
18
26

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)

14
13
12
9
8
7
7
7
7
7
7
7
6
6
6
6
9
12
14
15
16
17
16
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
69
72
77
87
91
90
91
90
88
91
93
96
96
96
95
90
83
76
72
73
69
64
62

Pressure (mb)

1014
1014
1014
1014
1014
1014
1015
1014
1014
1013
1013
1013
1012
1012
1012
1011
1011
1011
1011
1010
1010
1010
1009
1009

Ozone (du)

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

Tuesday 30

Waning Gibbous 53%

03:21

11:20

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: 05:34, Set: 20:28, Transit: 13:02. Moon - Rise: 03:21, Set: 11:20. Civil Dark: 21:06 - 04:55. Nautical Dark: 21:56 - 04:05. Astro Dark: 22:58 - 03:01

Total Clouds (% Sky Obscured)

76
65
53
61
72
84
74
65
55
68
81
95
96
96
93
84
81
79
84
90
95
96
97
98

Low Clouds (% Sky Obscured)

25
22
38
50
61
67
55
40
23
32
38
45
62
78
82
80
77
71
71
71
75
70
63
56

Medium Clouds (% Sky Obscured)

19
14
11
27
24
35
24
14
17
42
59
66
70
77
90
80
75
69
67
69
67
66
64
64

High Clouds (% Sky Obscured)

52
54
55
53
52
44
34
42
31
48
63
40
43
48
52
37
32
35
30
27
16
29
43
59

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
6
4
4
4

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

Precipitation Probability (%)

20
28
12
19
29
32
27
20
1
3
3
1
14
23
29
29
24
24
44
53
57
59
63
70

Precipitation Amount (mm)

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
0.3
0.4

Wind Speed/Direction (mph)

13
12
11
8
6
5
4
4
5
5
4
4
4
5
5
4
6
6
7
7
7
8
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
74
78
83
87
87
89
88
87
88
88
90
88
88
88
90
86
83
79
80
82
83
82
81

Pressure (mb)

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

Ozone (du)

430
427
425
426
425
425
424
422
420
419
418
417
416
414
413
412
412
413
414
412
411
410
408
407

Wednesday 1

Third Quarter 41%

03:42

12:49

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: 05:32, Set: 20:29, Transit: 13:01. Moon - Rise: 03:42, Set: 12:49. Civil Dark: 21:08 - 04:53. Nautical Dark: 21:58 - 04:02. Astro Dark: 23:02 - 02:58

Total Clouds (% Sky Obscured)

96
93
91
93
95
96
98
99
100
100
100
100
100
100
100
100
100
100
99
97
95
91
89
86

Low Clouds (% Sky Obscured)

56
57
58
56
54
52
66
80
94
94
94
96
96
96
96
93
90
88
85
81
77
77
77
77

Medium Clouds (% Sky Obscured)

53
45
51
66
80
91
82
73
60
49
37
35
40
50
55
54
52
51
46
46
37
33
34
35

High Clouds (% Sky Obscured)

64
67
73
73
72
72
72
68
70
83
93
100
93
90
80
87
95
100
96
91
87
81
76
70

ISS Passover

Visibility (miles)

3
5
7
9
9
9
9
9
9
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

Light Rain
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 (%)

71
71
66
57
47
33
32
27
19
23
22
14
21
22
13
17
14
6
16
18
17
20
24
29

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
85
89
93
93
96
96
96
96
96
95
95
95
95
95
95
91
89
86
83
80
78
81
82

Pressure (mb)

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

Ozone (du)

405
404
403
402
403
403
403
402
400
399
396
394
392
390
389
387
385
383
381
380
380
379
379
378

Thursday 2

Waning Crescent 29%

03:59

14:18

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: 05:30, Set: 20:31, Transit: 13:01. Moon - Rise: 03:59, Set: 14:18. Civil Dark: 21:10 - 04:51. Nautical Dark: 22:01 - 04:00. Astro Dark: 23:05 - 02:54

Total Clouds (% Sky Obscured)

83
82
81
78
72
68
75
80
84
84
92
100
97
94
93
94
96
97
98
99
100

Low Clouds (% Sky Obscured)

71
65
59
51
45
37
54
70
87
87
87
87
87
86
85
77
69
64
66
69
72

Medium Clouds (% Sky Obscured)

35
34
43
36
30
25
33
42
50
50
50
50
50
55
55
64
68
67
72
79
83

High Clouds (% Sky Obscured)

60
70
75
75
75
80
80
80
75
74
85
100
91
81
72
74
74
73
61
50
29

ISS Passover

Visibility (miles)

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

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 (%)

29
29
29
25
18
5
21
27
31
36
42
48
44
39
34
35
33
30
34
39
43

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)

9
9
9
9
8
8
8
8
8
8
8
7
7
7
8
8
8
8
8
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
85
86
87
90
92
95
95
96
96
98
96
96
96
96
96
96
96
96
96
96

Pressure (mb)

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

Ozone (du)

378
377
376
375
374
373
372
372
372
372
373
373
374
375
376
377
379
380
381
383
385

Forecast for Culham, Oxfordshire, United Kingdom (51.66,-1.27)

Generated: 26/04/24 16:38:13. Forecast: 26/04/24 to 02/05/24. Timezone: UTC+1.00