Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 26

Waning Gibbous 91%

23:52

06:52

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:40, Set: 20:18, Transit: 13:00. Moon - Rise: 23:52, Set: 06:52. Civil Dark: 20:56 - 05:03. Nautical Dark: 21:43 - 04:15. Astro Dark: 22:40 - 03:17

Total Clouds (% Sky Obscured)

92
82
87
83
100
100
100
48
59
68
100
100
100
100
100
100
100
100
100
100
99
100
95
100

Low Clouds (% Sky Obscured)

58
90
80
87
81
67
79
60
55
82
82
77
62
100
100
100
98
100
100
100
99
100
95
93

Medium Clouds (% Sky Obscured)

67
46
87
96
98
92
95
53
91
71
100
100
100
100
100
100
100
58
57
57
20
43
43
48

High Clouds (% Sky Obscured)

58
54
61
70
65
4
30
90
48
76
100
100
100
100
100
100
100
100
100
100
66
55
57
100

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
9
9
9
9
9
9
9
4
4
4
9
8
9
9
2
0
1

Fog (%)

-
-
-
-
-
-
-
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
3
6
29
46
45
64
95
95
95
95
78
51
25
14
12
7
8

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.8
1.5
1.4
0.8
0.5
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
55
51
50
50
51
55
77
82
87
85
81
82
87
91
98
96
96
98
96
96
96
96
95

Pressure (mb)

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

Ozone (du)

437
433
440
445
448
449
451
455
457
455
452
448
445
445
444
443
442
442
442
442
441
440
441
442

Saturday 27

Waning Gibbous 83%

01:03

07:37

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:38, Set: 20:20, Transit: 13:00. Moon - Rise: 01:03, Set: 07:37. Civil Dark: 20:57 - 05:01. Nautical Dark: 21:46 - 04:12. Astro Dark: 22:44 - 03:13

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
100
100
94

Low Clouds (% Sky Obscured)

88
73
63
63
75
80
82
69
94
90
80
100
100
100
100
100
100
91
100
100
100
100
98
90

Medium Clouds (% Sky Obscured)

77
100
100
100
100
100
100
100
100
99
100
100
100
100
100
68
77
100
100
91
97
47
56
30

High Clouds (% Sky Obscured)

100
100
100
100
100
97
99
100
100
100
100
100
100
99
35
31
61
31
33
34
80
95
92
14

ISS Passover

Visibility (miles)

9
9
6
8
9
9
5
5
3
7
5
6
0
3
1
1
4
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
Very Light Rain
None
None
None
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
Light Rain
None

Precipitation Probability (%)

21
33
45
31
35
47
73
79
66
63
73
87
95
95
95
95
95
95
83
34
31
36
64
45

Precipitation Amount (mm)

0
0
0.2
0
0
0
0.4
0.6
0.3
0.2
0.4
0.4
2
2
1.9
2.4
2.2
1.3
0.4
0
0
0
0.5
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
90
89
90
87
86
93
96
98
100
98
100
96
96
96
98
94
96
96
94
91
91
88
90

Pressure (mb)

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

Ozone (du)

440
437
434
434
434
432
430
432
434
435
433
430
430
437
448
452
455
458
456
452
449
445
444
439

Sunday 28

Waning Gibbous 74%

02:02

08:38

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

Sun - Rise: 05:36, Set: 20:22, Transit: 13:00. Moon - Rise: 02:02, Set: 08:38. Civil Dark: 20:59 - 04:59. Nautical Dark: 21:48 - 04:10. Astro Dark: 22:47 - 03:10

Total Clouds (% Sky Obscured)

100
99
97
100
99
87
62
91
90
30
30
36
22
21
34
31
35
44
45
50
37
39
46
63

Low Clouds (% Sky Obscured)

99
98
89
100
84
52
57
68
58
35
40
22
15
15
26
24
29
35
40
43
34
34
31
33

Medium Clouds (% Sky Obscured)

31
37
45
59
56
38
21
82
85
40
40
39
2
3
4
4
0
2
2
0
0
0
31
48

High Clouds (% Sky Obscured)

2
2
2
0
0
0
0
0
1
3
3
3
2
0
0
0
0
0
0
0
0
0
3
0

ISS Passover

Visibility (miles)

9
6
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 (%)

26
30
32
27
17
5
3
0
1
3
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
95
95
93
95
95
95
95
95
95
93
94
96
94
94
93
90
90
90
88
80
73
68
62

Pressure (mb)

1004
1005
1007
1008
1009
1010
1010
1011
1012
1013
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1016
1016
1016
1016

Ozone (du)

431
427
422
425
430
431
431
434
434
432
433
433
436
438
440
441
441
442
444
446
449
450
450
447

Monday 29

Waning Gibbous 64%

02:46

09:54

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

Sun - Rise: 05:35, Set: 20:23, Transit: 13:00. Moon - Rise: 02:46, Set: 09:54. Civil Dark: 21:01 - 04:57. Nautical Dark: 21:50 - 04:07. Astro Dark: 22:50 - 03:06

Total Clouds (% Sky Obscured)

73
69
59
61
44
22
0
23
43
57
52
53
50
40
26
11
19
26
33
25
22
24
27
27

Low Clouds (% Sky Obscured)

43
45
48
47
32
14
0
11
20
31
37
46
48
36
24
11
19
25
35
28
25
21
19
18

Medium Clouds (% Sky Obscured)

46
43
40
37
25
12
0
13
24
36
31
25
18
12
6
0
0
0
0
6
12
16
17
21

High Clouds (% Sky Obscured)

1
2
0
0
1
3
2
0
0
0
0
0
0
0
2
0
0
0
5
0
0
2
2
2

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
0
0
0
0
0
0
0
0
0
0
0
0
9
14

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
57
56
57
59
59
66
75
84
88
85
85
90
93
93
93
93
95
95
95
87
77
73
69

Pressure (mb)

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

Ozone (du)

441
437
435
435
435
436
438
438
436
437
438
437
437
436
433
432
432
432
432
432
431
432
435
439

Tuesday 30

Waning Gibbous 53%

03:17

11:20

12 OK
13 Bad
14 Bad
15 Bad
16 Bad
17 OK
18 OK
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

Sun - Rise: 05:33, Set: 20:25, Transit: 13:00. Moon - Rise: 03:17, Set: 11:20. Civil Dark: 21:03 - 04:55. Nautical Dark: 21:52 - 04:05. Astro Dark: 22:53 - 03:03

Total Clouds (% Sky Obscured)

30
45
42
60
36
19
34
41
38
27
73
88
91
83
62
61
66
93
85
40
52
60
73
85

Low Clouds (% Sky Obscured)

16
17
17
18
13
9
4
14
17
15
40
45
38
40
18
23
34
44
60
74
76
77
68
63

Medium Clouds (% Sky Obscured)

20
13
7
0
0
1
1
0
1
1
8
15
23
30
31
37
43
46
57
37
43
45
49
55

High Clouds (% Sky Obscured)

3
21
22
47
25
10
26
23
23
2
19
33
48
51
48
45
33
52
1
34
33
32
40
47

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
7
6
6

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 (%)

15
13
11
12
11
10
7
16
21
24
20
15
1
1
2
2
23
35
46
35
25
20
40
46

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
14
13
13
13
12
10
9
7
6
4
4
4
4
4
4
4
4
4
3
5
6
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
63
62
63
62
64
71
78
86
93
92
87
86
86
88
91
91
91
93
88
84
80
76
77

Pressure (mb)

1011
1010
1010
1010
1009
1009
1009
1009
1009
1009
1010
1010
1009
1009
1009
1009
1009
1009
1009
1009
1011
1011
1011
1011

Ozone (du)

439
439
439
439
436
434
431
428
426
423
421
417
415
414
413
412
412
412
412
414
413
412
411
410

Wednesday 1

Third Quarter 41%

03:39

No Set

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:31, Set: 20:27, Transit: 13:00. Moon - Rise: 03:39, Set: No Set. Civil Dark: 21:05 - 04:52. Nautical Dark: 21:54 - 04:02. Astro Dark: 22:56 - 02:59

Total Clouds (% Sky Obscured)

97
97
98
99
99
100
100
98
97
95
97
99
100
100
100
100
100
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

62
65
71
76
62
49
38
39
41
41
59
77
95
96
97
99
99
100
100
95
91
86
80
73

Medium Clouds (% Sky Obscured)

54
66
70
72
66
61
62
73
86
92
81
72
58
55
58
62
55
53
44
42
35
29
38
43

High Clouds (% Sky Obscured)

51
60
68
77
85
92
100
90
81
80
78
81
87
94
97
100
100
100
100
100
100
100
99
96

ISS Passover

Visibility (miles)

6
6
6
6
6
7
8
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

Very Light Rain
Very 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 (%)

49
51
52
51
48
43
28
30
27
19
22
20
12
19
22
22
22
18
6
9
8
4
14
16

Precipitation Amount (mm)

0.2
0.2
0.2
0.2
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
7
6
6
8
7
6
5
4
3
2
3
4
5
5
6
6
7
7
7
8
8
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
74
77
79
81
83
86
89
90
93
95
93
93
93
93
92
91
90
91
90
86
81
78
75

Pressure (mb)

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

Ozone (du)

409
408
406
403
401
401
401
401
401
400
400
398
396
394
393
392
390
390
389
388
387
385
384
384

Thursday 2

Waning Crescent 29%

03:56

12:48

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:29, Set: 20:28, Transit: 13:00. Moon - Rise: 03:56, Set: 12:48. Civil Dark: 21:07 - 04:50. Nautical Dark: 21:57 - 04:00. Astro Dark: 23:00 - 02:56

Total Clouds (% Sky Obscured)

98
90
84
82
86
91
94
94
84
66
66
80
100
99
98
98
97
96
95
95
97
97
98
99

Low Clouds (% Sky Obscured)

67
71
73
77
76
71
67
55
41
28
42
56
70
72
77
81
84
80
78
76
71
66
65
64

Medium Clouds (% Sky Obscured)

47
43
39
45
50
55
55
59
57
50
53
52
50
58
75
92
67
40
16
20
22
29
31
34

High Clouds (% Sky Obscured)

94
90
89
85
84
88
87
88
89
86
84
90
100
95
91
86
71
54
36
30
23
18
24
22

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
8
7
7
5
2
0
3
6
9
8
8
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

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

Precipitation Probability (%)

15
19
22
24
25
27
29
23
17
9
20
26
29
39
47
54
50
47
43
40
38
33
40
44

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
17
17
17
17
17
16
16
15
13
12
12
12
12
12
12
12
12
12
12
12
13
14
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
71
74
77
82
83
85
87
89
92
95
95
96
95
96
98
98
98
98
98
98
96
96
96

Pressure (mb)

1010
1010
1010
1009
1009
1009
1009
1009
1009
1009
1010
1010
1010
1010
1009
1009
1009
1009
1009
1009
1010
1010
1010
1010

Ozone (du)

384
383
382
380
379
377
376
375
374
374
373
373
372
372
372
373
374
375
377
378
380
381
383
386

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

Generated: 26/04/24 19:21:29. Forecast: 26/04/24 to 02/05/24. Timezone: UTC+1.00