Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 25

Waning Gibbous 99%

22:34

06:00

00 Good
01 Good
02 OK
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
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: 05:44, Set: 20:17, Transit: 13:00. Moon - Rise: 22:34, Set: 06:00. Civil Dark: 20:54 - 05:07. Nautical Dark: 21:41 - 04:20. Astro Dark: 22:37 - 03:24

Total Clouds (% Sky Obscured)

13
16
30
93
94
97
73
55
33
32
85
98
100
100
100
100
93
100
92
94
95
81
92
95

Low Clouds (% Sky Obscured)

28
40
60
79
87
91
73
65
7
15
54
76
90
94
78
72
82
62
76
76
57
67
54
50

Medium Clouds (% Sky Obscured)

0
0
0
0
1
15
15
1
4
10
58
92
100
97
99
100
90
100
89
78
79
22
41
63

High Clouds (% Sky Obscured)

2
25
26
52
82
78
55
48
32
11
21
28
46
38
55
52
55
64
50
50
50
50
33
46

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
6
6
9
9
7
6
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
Very Light Rain
Very Light Rain
None
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

0
0
0
0
0
2
15
18
20
9
6
11
23
44
54
65
57
55
65
62
43
11
8
8

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
2
0
1
0
0
0
2
3
5
7
8
6
7
7
6
6
7
6
7
7
7
6
5

Dew Point (°C)

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

Relative Humidity (%)

75
80
83
73
70
69
71
73
82
70
61
58
61
64
67
85
91
93
85
88
90
93
96
98

Pressure (mb)

1013
1013
1012
1011
1010
1009
1008
1008
1007
1007
1006
1005
1005
1004
1003
1003
1003
1002
1002
1002
1002
1002
1002
1002

Ozone (du)

411
412
413
413
413
413
414
415
418
419
419
417
416
416
416
417
418
419
418
420
421
422
424
425

Friday 26

Waning Gibbous 96%

23:52

06:22

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: 05:42, Set: 20:18, Transit: 13:00. Moon - Rise: 23:52, Set: 06:22. Civil Dark: 20:56 - 05:05. Nautical Dark: 21:43 - 04:17. Astro Dark: 22:40 - 03:20

Total Clouds (% Sky Obscured)

98
100
100
100
98
99
96
97
95
92
94
93
95
98
100
100
100
99
96
98
92
95
100
100

Low Clouds (% Sky Obscured)

43
50
64
85
81
80
80
83
81
82
89
84
87
97
100
100
100
98
90
85
92
91
93
100

Medium Clouds (% Sky Obscured)

80
98
96
100
91
88
91
84
54
51
61
81
47
59
85
80
69
86
50
86
89
93
100
100

High Clouds (% Sky Obscured)

78
97
99
58
68
86
58
54
65
70
65
66
22
0
0
0
3
4
76
91
76
68
42
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 (%)

7
10
21
23
34
41
37
29
22
17
13
11
15
5
11
21
24
20
21
20
18
27
29
29

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
94
94
94
94
98
98
94
90
85
81
74
68
61
63
66
66
69
77
80
78
78
79
81

Pressure (mb)

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

Ozone (du)

426
427
426
426
425
425
426
426
425
427
430
432
434
435
438
441
444
446
445
444
443
440
439
439

Saturday 27

Waning Gibbous 91%

No Rise

06:52

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: 05:40, Set: 20:20, Transit: 13:00. Moon - Rise: No Rise, Set: 06:52. Civil Dark: 20:57 - 05:03. Nautical Dark: 21:46 - 04:15. Astro Dark: 22:44 - 03:17

Total Clouds (% Sky Obscured)

100
100
100
99
96
89
90
90
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

98
96
94
94
92
89
85
86
92
100
100
86
91
55
98
100
98
93
100
97
94
91
94
97

Medium Clouds (% Sky Obscured)

100
100
100
98
91
73
34
30
45
27
69
62
62
62
90
100
92
100
100
96
100
100
100
100

High Clouds (% Sky Obscured)

100
100
100
61
55
19
10
29
82
60
88
100
63
62
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
4
8
8
9
9
9
9
9
9
9
9
4
9
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
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

32
37
35
40
37
25
12
9
8
11
23
27
32
46
80
95
95
95
55
64
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.7
0.9
0.8
0
0.2
0.6
0.7
0.9
1.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
84
88
91
94
94
96
94
94
95
95
91
86
93
93
92
91
91
95
93
95
96
96
98

Pressure (mb)

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

Ozone (du)

439
439
439
440
440
440
438
436
436
434
434
436
437
434
428
425
424
423
424
421
421
422
424
423

Sunday 28

Waning Gibbous 83%

01:03

07:37

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: 05:38, Set: 20:22, Transit: 13:00. Moon - Rise: 01:03, Set: 07:37. Civil Dark: 20:59 - 05:01. Nautical Dark: 21:48 - 04:12. Astro Dark: 22:47 - 03:13

Total Clouds (% Sky Obscured)

100
100
100
100
99
69
100
100
90
100
100
84
100
100
66
100
68
99
96
96
87
86
75
63

Low Clouds (% Sky Obscured)

100
100
100
100
96
71
92
90
78
86
90
77
100
98
65
94
44
45
41
40
29
39
40
40

Medium Clouds (% Sky Obscured)

100
100
100
100
56
46
34
45
55
64
59
76
55
53
55
49
51
98
83
43
39
34
26
13

High Clouds (% Sky Obscured)

100
100
100
100
60
45
45
52
57
94
79
72
38
36
35
35
36
40
40
30
35
1
0
0

ISS Passover

Visibility (miles)

0
0
0
0
9
9
9
9
9
6
4
9
7
9
6
4
4
5
4
7
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
83
81
83
90
92
92
85
85
94
94
76
76
60
23
12
0
0
1

Precipitation Amount (mm)

1.3
2.3
1.6
1.1
0.8
0.6
0.5
0.4
0.5
0.7
0.6
0.6
0.4
0.5
0.8
0.9
0.5
0.6
0.4
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
100
98
100
95
96
98
95
95
90
95
92
83
90
86
76
80
77
82
91
93
93
90
88

Pressure (mb)

999
998
998
998
998
998
998
998
998
999
999
999
1000
1001
1002
1003
1005
1005
1006
1007
1009
1010
1011
1011

Ozone (du)

423
424
422
426
435
439
442
440
443
445
450
449
449
448
446
444
440
438
437
433
427
424
424
423

Monday 29

Waning Gibbous 74%

02:02

08:38

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 OK
19 OK
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:36, Set: 20:23, Transit: 13:00. Moon - Rise: 02:02, Set: 08:38. Civil Dark: 21:01 - 04:59. Nautical Dark: 21:50 - 04:10. Astro Dark: 22:50 - 03:10

Total Clouds (% Sky Obscured)

55
57
60
66
74
84
84
55
75
94
86
66
55
56
60
63
51
41
36
48
62
70
70
65

Low Clouds (% Sky Obscured)

40
43
46
49
54
62
61
32
34
41
31
23
14
24
34
43
36
30
24
18
9
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
11
20
33
43
56
59
48
37
26
18
8
1
0
0
0
9
14

High Clouds (% Sky Obscured)

0
0
0
0
11
18
25
29
42
55
53
32
3
6
11
14
16
20
23
31
39
45
49
48

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 (%)

14
0
1
1
2
1
1
1
1
0
1
3
7
17
19
12
12
10
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
5
5
5
5
5
5
6
7
9
10
10
11
11
12
13
13
12
10
10
8
7
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
94
93
93
93
91
93
91
84
74
66
63
60
59
58
58
58
63
70
77
83
87
93
91

Pressure (mb)

1012
1012
1013
1013
1014
1014
1014
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017

Ozone (du)

420
420
421
420
421
418
419
418
417
417
421
425
426
430
431
431
432
432
432
432
431
429
427
426

Tuesday 30

Waning Gibbous 64%

02:46

09:54

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

Sun - Rise: 05:35, Set: 20:25, Transit: 13:00. Moon - Rise: 02:46, Set: 09:54. Civil Dark: 21:03 - 04:57. Nautical Dark: 21:52 - 04:07. Astro Dark: 22:53 - 03:06

Total Clouds (% Sky Obscured)

35
30
30
20
47
77
100
100
100
100
100
99
99
98
98
97
98
99
100
99
97
97
98
99

Low Clouds (% Sky Obscured)

0
0
0
1
2
3
6
25
44
58
63
70
78
83
87
88
85
81
76
57
37
18
22
30

Medium Clouds (% Sky Obscured)

18
18
13
15
15
15
25
52
73
96
86
75
69
68
61
55
60
65
65
60
50
50
64
73

High Clouds (% Sky Obscured)

42
48
54
60
73
85
100
91
81
69
61
57
53
52
47
40
59
78
97
97
96
96
97
98

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
6
3
0
0
0
0
3
6
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
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
Very Light Rain
None
Very Light Rain

Precipitation Probability (%)

0
0
0
0
9
13
15
45
62
75
69
59
44
46
44
37
35
29
22
41
50
52
49
55

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
90
84
79
74
78
82
87
90
95
98
98
98
98
96
96
96
93
87
84
86
88
90
90

Pressure (mb)

1016
1016
1015
1015
1014
1014
1014
1013
1013
1012
1012
1012
1011
1010
1010
1010
1010
1010
1010
1010
1011
1011
1011
1011

Ozone (du)

424
423
422
421
420
419
418
417
418
418
419
418
417
416
414
412
410
411
412
413
412
412
411
412

Wednesday 1

Third Quarter 53%

03:17

11:20

Sun - Rise: 05:33, Set: 20:27, Transit: 13:00. Moon - Rise: 03:17, Set: 11:20. Civil Dark: 21:05 - 04:55. Nautical Dark: 21:54 - 04:05. Astro Dark: 22:56 - 03:03

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 Sandhurst, Bracknell Forest, United Kingdom (51.35,-0.79)

Generated: 25/04/24 00:17:52. Forecast: 25/04/24 to 01/05/24. Timezone: UTC+1.00