Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 26

Waning Gibbous 96%

23:52

06:20

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:41, Set: 20:18, Transit: 13:00. Moon - Rise: 23:52, Set: 06:20. Civil Dark: 20:56 - 05:04. Nautical Dark: 21:44 - 04:16. Astro Dark: 22:41 - 03:18

Total Clouds (% Sky Obscured)

72
78
83
97
91
91
92
87
91
91
89
90
90
86
85
97
96
99
100
100
99
100
100
100

Low Clouds (% Sky Obscured)

78
61
69
60
39
37
31
32
52
47
45
55
59
60
72
91
92
79
81
81
85
72
81
76

Medium Clouds (% Sky Obscured)

82
76
66
67
71
87
78
69
77
84
76
75
53
38
34
43
62
68
100
100
98
85
98
100

High Clouds (% Sky Obscured)

70
65
19
53
33
26
24
23
28
44
24
18
12
28
3
3
0
28
64
53
61
79
99
100

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 (%)

6
5
5
0
1
1
1
1
1
0
0
0
0
0
0
1
4
17
11
17
16
23
27
38

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
93
93
93
91
88
82
75
69
62
59
55
52
52
51
61
68
68
66
59
63
70

Pressure (mb)

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

Ozone (du)

429
431
431
432
433
434
436
437
438
440
441
443
444
445
447
449
447
445
445
446
447
447
443
440

Saturday 27

Waning Gibbous 91%

No Rise

06:51

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:39, Set: 20:20, Transit: 13:00. Moon - Rise: No Rise, Set: 06:51. Civil Dark: 20:58 - 05:02. Nautical Dark: 21:46 - 04:14. Astro Dark: 22:45 - 03:15

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
100
96
100
97
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

89
86
90
100
98
87
96
100
92
100
97
86
81
83
78
66
70
74
75
76
80
89
96
100

Medium Clouds (% Sky Obscured)

100
100
100
100
98
75
64
92
33
31
25
35
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

100
100
100
96
100
100
58
54
68
77
74
100
100
100
100
100
100
94
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

65
75
83
95
95
73
47
28
19
12
6
7
9
21
30
48
53
45
48
61
74
78
66
95

Precipitation Amount (mm)

0.3
0.4
0.5
0.8
1
0.4
0
0
0
0
0
0
0
0
0
0.2
0.2
0
0
0.3
0.4
0.5
0.3
1.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
87
91
91
94
93
93
93
94
93
93
93
95
92
89
89
95
96
95
95
95
96
95
95

Pressure (mb)

1003
1003
1003
1003
1002
1002
1002
1002
1002
1003
1003
1003
1002
1002
1002
1001
1001
1001
1001
1001
1001
1002
1001
1001

Ozone (du)

440
440
440
440
440
438
437
435
436
435
435
433
432
431
431
431
434
435
431
429
427
427
430
432

Sunday 28

Waning Gibbous 83%

01:04

07:35

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
22 OK
23 OK

Sun - Rise: 05:38, Set: 20:22, Transit: 13:00. Moon - Rise: 01:04, Set: 07:35. Civil Dark: 21:00 - 05:00. Nautical Dark: 21:48 - 04:11. Astro Dark: 22:48 - 03:12

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
96
97
87
91
62
85
70
91
69
47
18
26
32

Low Clouds (% Sky Obscured)

100
100
100
100
96
97
98
100
100
89
89
94
95
79
83
56
52
38
59
42
22
2
1
1

Medium Clouds (% Sky Obscured)

100
100
100
100
100
87
62
64
57
49
44
45
13
32
67
46
55
61
84
66
40
20
12
3

High Clouds (% Sky Obscured)

100
100
100
68
48
40
48
73
48
42
42
10
1
27
0
0
0
0
0
0
0
0
9
16

ISS Passover

Visibility (miles)

6
2
1
0
0
0
0
0
3
5
5
5
9
6
6
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
Moderate Rain
Moderate Rain
Light Rain
Light Rain
None
Very Light Rain
None
Light Rain
None
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
93
69
57
76
65
50
47
41
55
37
16
2
2
5
5
5
1
1
1

Precipitation Amount (mm)

1.8
2.7
2.6
2.4
2
0
0.3
0
0.4
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
98
98
100
100
100
100
98
94
94
93
91
93
95
95
95
95
95
93
96
96
96
96

Pressure (mb)

1000
1000
999
999
999
999
999
999
1000
1001
1002
1004
1005
1006
1007
1008
1009
1009
1010
1010
1011
1012
1013
1014

Ozone (du)

435
438
440
441
445
450
452
448
446
448
446
444
444
443
441
437
433
433
431
433
438
440
439
438

Monday 29

Waning Gibbous 74%

02:03

08:36

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

Sun - Rise: 05:36, Set: 20:23, Transit: 13:00. Moon - Rise: 02:03, Set: 08:36. Civil Dark: 21:01 - 04:58. Nautical Dark: 21:51 - 04:09. Astro Dark: 22:51 - 03:08

Total Clouds (% Sky Obscured)

45
30
15
4
13
21
40
71
50
60
65
66
60
51
45
33
27
17
5
14
22
28
29
26

Low Clouds (% Sky Obscured)

1
0
0
0
10
20
29
31
31
33
37
42
41
36
33
29
22
15
6
14
21
29
23
15

Medium Clouds (% Sky Obscured)

3
2
0
0
2
2
6
58
36
52
47
45
41
29
20
9
7
5
0
2
5
8
11
15

High Clouds (% Sky Obscured)

16
12
9
6
5
3
15
46
33
45
48
45
41
30
15
4
3
0
0
0
0
0
0
0

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
0
0
0
0
1
1
5
12
0
0
0
0
0
0
0
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
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
94
94
94
94
94
93
91
88
82
70
63
59
58
57
58
59
65
70
75
83
91
90
87

Pressure (mb)

1014
1014
1014
1014
1015
1015
1015
1015
1015
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1015

Ozone (du)

439
439
437
435
433
433
436
437
437
438
438
438
440
441
440
438
439
438
438
439
437
436
436
436

Tuesday 30

Waning Gibbous 64%

02:47

09:53

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

Sun - Rise: 05:34, Set: 20:25, Transit: 12:59. Moon - Rise: 02:47, Set: 09:53. Civil Dark: 21:03 - 04:56. Nautical Dark: 21:53 - 04:06. Astro Dark: 22:54 - 03:04

Total Clouds (% Sky Obscured)

22
20
19
17
31
26
34
35
33
38
54
70
88
83
70
55
61
65
68
66
65
64
68
76

Low Clouds (% Sky Obscured)

8
11
13
17
31
31
40
36
29
26
35
43
61
58
55
52
44
39
34
27
13
0
8
16

Medium Clouds (% Sky Obscured)

17
12
6
0
0
0
0
0
0
0
18
40
65
43
22
1
14
23
27
22
15
12
27
46

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
3
6
9
21
33
40
27
15
3
16
20
24
33
42
46
41
38

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
0
0
0
0
0
7
11
22
28
22
15
14
13
11
8
5
1
3
4

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

Chance of Frost

Temperature (°C)

8
8
8
7
7
7
8
9
11
13
15
15
16
17
17
16
16
16
16
15
14
13
12
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
84
88
93
94
96
96
95
87
79
71
67
63
63
63
63
63
68
72
76
82
87
93
95

Pressure (mb)

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

Ozone (du)

436
435
435
436
435
436
438
436
436
435
433
434
435
433
432
431
430
431
431
432
429
426
423
422

Wednesday 1

Third Quarter 53%

03:18

11:18

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:32, Set: 20:27, Transit: 12:59. Moon - Rise: 03:18, Set: 11:18. Civil Dark: 21:05 - 04:54. Nautical Dark: 21:55 - 04:04. Astro Dark: 22:58 - 03:01

Total Clouds (% Sky Obscured)

87
91
91
92
93
95
99
99
99
99
99
99
99
100
100
100
99
98
96
94
92
91
90
90

Low Clouds (% Sky Obscured)

26
39
51
63
72
82
88
83
77
68
63
61
60
61
62
64
45
25
6
8
8
10
19
31

Medium Clouds (% Sky Obscured)

65
75
80
80
81
76
76
75
78
81
84
85
86
79
73
67
75
83
87
72
56
41
39
38

High Clouds (% Sky Obscured)

35
46
52
64
61
55
54
62
66
70
80
86
92
96
98
100
98
97
96
87
80
74
79
83

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 (%)

1
8
10
9
14
15
14
15
15
15
19
21
23
24
25
24
25
25
25
22
17
8
44
59

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
95
95
95
95
93
92
86
80
75
73
69
66
64
63
61
66
72
79
83
87
92
93

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012

Ozone (du)

421
420
419
419
418
418
417
416
415
414
413
411
408
406
403
401
399
397
396
395
394
393
392
390

Thursday 2

Waning Crescent 41%

03:39

12:47

Sun - Rise: 05:30, Set: 20:28, Transit: 12:59. Moon - Rise: 03:39, Set: 12:47. Civil Dark: 21:07 - 04:51. Nautical Dark: 21:57 - 04:01. Astro Dark: 23:01 - 02:57

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Bray Court, Windsor and Maidenhead, United Kingdom (51.50,-0.70)

Generated: 26/04/24 00:18:05. Forecast: 26/04/24 to 02/05/24. Timezone: UTC+1.00