Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 20

Waxing Gibbous 92%

16:28

05:12

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

Sun - Rise: 05:51, Set: 20:09, Transit: 13:01. Moon - Rise: 16:28, Set: 05:12. Civil Dark: 20:45 - 05:15. Nautical Dark: 21:31 - 04:29. Astro Dark: 22:24 - 03:35

Total Clouds (% Sky Obscured)

100
78
73
76
72
81
77
79
33
28
33
35
55
79
70
93
97
96
47
42
30
31
34
52

Low Clouds (% Sky Obscured)

83
74
80
75
77
80
76
74
30
27
30
33
44
77
70
87
93
90
36
3
20
30
34
48

Medium Clouds (% Sky Obscured)

3
3
3
0
2
3
3
4
0
0
0
0
3
3
0
10
21
17
4
4
9
9
6
6

High Clouds (% Sky Obscured)

4
2
0
0
0
0
0
0
4
3
3
0
3
3
1
8
7
9
10
35
8
5
5
4

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

Fog (%)

-
-
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
3
12
0
0
0
0
0
0
0
0
0
4
1
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)

15
13
12
11
11
10
9
7
5
6
5
5
4
3
4
5
6
8
7
8
10
12
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
6
6
6
6
7
7
7
6
5
4
4
3
2
1
1
1
0
0
1
1
2
3
4

Dew Point (°C)

0
0
2
2
2
3
4
5
4
4
3
2
2
1
0
-0
-0
0
0
1
1
1
1
1

Relative Humidity (%)

54
49
53
54
54
57
67
74
75
81
81
79
80
75
73
72
72
73
73
79
74
69
63
60

Pressure (mb)

1029
1029
1029
1029
1029
1028
1028
1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1031
1031
1031
1030

Ozone (du)

373
372
374
372
372
371
371
370
369
369
371
374
374
367
366
369
372
372
373
377
381
379
380
382

Sunday 21

Waxing Gibbous 96%

17:37

05:22

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

Sun - Rise: 05:49, Set: 20:10, Transit: 13:01. Moon - Rise: 17:37, Set: 05:22. Civil Dark: 20:47 - 05:13. Nautical Dark: 21:33 - 04:26. Astro Dark: 22:26 - 03:32

Total Clouds (% Sky Obscured)

67
76
78
78
67
51
20
20
15
8
9
10
11
43
50
46
43
37
39
62
100
93
100
100

Low Clouds (% Sky Obscured)

60
70
72
73
56
34
22
1
1
1
1
1
3
18
24
30
34
33
34
35
33
23
43
58

Medium Clouds (% Sky Obscured)

2
3
14
9
3
1
1
13
9
3
3
3
3
16
38
41
32
36
4
16
28
58
83
95

High Clouds (% Sky Obscured)

4
4
4
3
5
18
4
16
4
4
4
4
3
9
10
4
7
5
3
41
95
85
92
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 (%)

8
0
2
3
2
4
11
1
1
0
0
0
0
0
0
0
0
0
0
0
0
1
1
3

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)

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

Chance of Frost

Temperature (°C)

10
10
11
11
11
11
10
9
8
6
5
5
4
3
3
3
3
2
2
3
4
6
7
8

Feels Like (°C)

5
5
6
6
6
6
7
7
5
4
4
3
3
2
1
0
-0
-1
-1
0
1
3
4
5

Dew Point (°C)

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

Relative Humidity (%)

59
57
54
54
55
55
66
69
77
82
86
91
93
93
91
89
89
89
91
91
82
75
70
65

Pressure (mb)

1030
1030
1030
1030
1030
1030
1030
1030
1030
1031
1031
1031
1031
1031
1031
1030
1030
1030
1030
1030
1030
1030
1029
1028

Ozone (du)

384
387
389
392
397
400
398
395
398
403
404
408
409
411
414
416
415
418
420
422
421
419
416
414

Monday 22

Waxing Gibbous 99%

18:48

05:32

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: 05:47, Set: 20:12, Transit: 13:01. Moon - Rise: 18:48, Set: 05:32. Civil Dark: 20:48 - 05:11. Nautical Dark: 21:35 - 04:24. Astro Dark: 22:29 - 03:29

Total Clouds (% Sky Obscured)

100
100
97
96
95
95
96
100
99
96
92
100
100
96
89
84
99
100
100
98
96
93
88
82

Low Clouds (% Sky Obscured)

69
81
82
83
83
82
80
86
88
85
83
100
100
92
88
60
76
100
100
98
96
86
87
81

Medium Clouds (% Sky Obscured)

99
98
94
91
91
91
93
100
98
91
80
95
20
4
0
0
0
60
40
25
12
2
2
16

High Clouds (% Sky Obscured)

71
79
48
69
50
50
52
45
2
0
0
4
3
3
12
56
60
62
54
67
54
37
61
75

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

8
6
19
32
33
35
26
22
30
32
25
51
59
28
24
10
9
13
11
8
8
9
18
11

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

8
8
8
8
8
7
7
7
7
6
6
6
6
6
6
7
6
6
6
6
6
7
7
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
73
75
85
90
91
91
91
91
93
93
94
94
98
96
87
91
94
88
82
78
72
74
81

Pressure (mb)

1028
1027
1027
1026
1026
1025
1025
1024
1024
1024
1023
1023
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

416
417
416
415
417
421
424
424
426
428
427
424
424
423
420
414
410
408
408
408
407
405
404
402

Tuesday 23

Waxing Gibbous 100%

20:01

05:44

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 OK
04 OK
05 OK
06 OK
07 OK
08 OK
09 OK
10 Bad
11 Bad

Sun - Rise: 05:45, Set: 20:13, Transit: 13:00. Moon - Rise: 20:01, Set: 05:44. Civil Dark: 20:50 - 05:08. Nautical Dark: 21:37 - 04:21. Astro Dark: 22:32 - 03:25

Total Clouds (% Sky Obscured)

74
82
89
99
81
97
81
90
77
70
74
82
91
76
61
46
44
39
29
36
40
46
58
67

Low Clouds (% Sky Obscured)

73
73
69
70
63
77
75
81
78
77
79
79
81
66
53
46
43
32
24
29
39
43
54
65

Medium Clouds (% Sky Obscured)

2
18
33
44
46
43
36
37
41
38
32
22
12
9
6
5
46
49
41
14
11
10
7
3

High Clouds (% Sky Obscured)

18
18
39
21
13
6
0
0
0
0
0
3
0
0
12
43
38
55
59
3
0
2
4
3

ISS Passover

Visibility (miles)

9
9
9
9
9
8
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 (%)

5
15
9
11
29
24
21
18
13
13
18
12
9
7
8
0
1
2
2
1
1
3
17
9

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
5
5
6
6
5
5
5
5
5
5
4
2
1
1
1
0
-1
-1
-2
-1
1
2
3

Dew Point (°C)

6
5
4
4
6
6
6
6
6
5
5
5
4
2
1
1
1
-1
-1
-1
0
0
0
-0

Relative Humidity (%)

82
76
65
66
73
76
80
81
82
85
88
91
90
80
78
79
77
75
73
74
73
68
62
56

Pressure (mb)

1021
1020
1020
1020
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1018
1018
1018
1018
1017

Ozone (du)

401
401
400
400
401
401
406
400
400
402
404
404
404
405
404
405
405
405
406
407
408
409
412
413

Wednesday 24

Full Moon 99%

21:17

05:59

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: 05:43, Set: 20:15, Transit: 13:00. Moon - Rise: 21:17, Set: 05:59. Civil Dark: 20:52 - 05:06. Nautical Dark: 21:39 - 04:19. Astro Dark: 22:35 - 03:22

Total Clouds (% Sky Obscured)

78
84
90
96
93
96
96
96
85
64
55
52
72
74
77
76
79
74
72
76
79
88
94
97

Low Clouds (% Sky Obscured)

77
81
85
90
80
72
64
64
62
51
46
40
38
29
21
17
21
25
32
35
36
38
47
57

Medium Clouds (% Sky Obscured)

0
13
25
38
39
35
35
35
39
39
38
37
47
56
62
65
71
73
79
68
58
42
47
43

High Clouds (% Sky Obscured)

4
4
3
0
0
0
0
0
0
0
0
0
28
22
18
15
12
6
0
10
23
45
42
44

ISS Passover

Visibility (miles)

9
9
9
9
9
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3
0
3

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 (%)

17
11
20
22
29
35
29
7
2
0
0
0
0
0
0
0
0
1
1
10
14
15
31
40

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

0
1
1
1
3
3
5
5
4
4
4
4
3
4
3
3
3
3
3
3
4
5
6
7

Relative Humidity (%)

55
56
56
55
62
66
74
78
81
87
88
90
89
91
91
93
93
91
89
89
88
88
88
90

Pressure (mb)

1017
1017
1016
1016
1015
1015
1015
1015
1015
1015
1015
1014
1014
1013
1013
1012
1012
1012
1011
1011
1011
1011
1010
1010

Ozone (du)

413
414
416
419
418
421
424
425
425
424
423
422
425
426
426
426
426
429
431
434
433
433
432
432

Thursday 25

Waning Gibbous 96%

22:35

06:20

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: 05:41, Set: 20:17, Transit: 13:00. Moon - Rise: 22:35, Set: 06:20. Civil Dark: 20:54 - 05:04. Nautical Dark: 21:42 - 04:16. Astro Dark: 22:38 - 03:18

Total Clouds (% Sky Obscured)

100
100
100
99
99
99
98
96
94
92
93
95
96
97
97
98
98
99
99
98
96
92
85
79

Low Clouds (% Sky Obscured)

67
59
53
48
65
80
99
92
86
79
83
85
88
77
66
53
57
60
61
68
77
86
77
72

Medium Clouds (% Sky Obscured)

42
42
47
57
65
68
67
73
74
78
81
86
91
86
80
73
68
63
54
61
73
85
71
57

High Clouds (% Sky Obscured)

41
32
24
13
16
17
19
14
10
9
15
19
23
30
37
36
32
28
24
17
11
9
10
10

ISS Passover

Visibility (miles)

6
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

Very Light Rain
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 (%)

45
41
38
35
36
35
33
30
27
22
28
33
37
33
29
22
19
14
2
11
11
4
26
36

Precipitation Amount (mm)

0.2
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
9
10
10
10
10
10
10
8
7
6
6
6
6
6
5
5
5
5
5
7
9
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
91
93
95
96
95
95
93
91
93
91
93
93
94
93
93
93
91
90
87
81
76
71
67

Pressure (mb)

1010
1009
1009
1009
1008
1008
1008
1008
1008
1008
1008
1008
1007
1007
1007
1007
1006
1006
1006
1006
1006
1006
1006
1006

Ozone (du)

432
431
430
428
426
424
421
419
418
417
416
416
417
418
418
419
420
420
421
422
422
423
424
423

Friday 26

Waning Gibbous 91%

23:52

06:51

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: 20:18, Transit: 13:00. Moon - Rise: 23:52, Set: 06:51. Civil Dark: 20:56 - 05:02. Nautical Dark: 21:44 - 04:14. Astro Dark: 22:41 - 03:15

Total Clouds (% Sky Obscured)

68
74
81
88
87
86
88
93
97
100
87
74
65
78
85
89
70
52
30

Low Clouds (% Sky Obscured)

72
60
55
51
48
46
46
39
31
20
18
27
37
40
43
49
45
39
31

Medium Clouds (% Sky Obscured)

39
54
68
84
82
80
78
86
93
99
86
76
67
75
80
83
63
47
34

High Clouds (% Sky Obscured)

15
26
26
31
47
53
54
46
38
29
18
8
1
9
17
25
25
25
25

ISS Passover

Visibility (miles)

8
7
8
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

Precipitation Type

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

Precipitation Probability (%)

46
49
50
53
53
53
53
47
39
29
23
16
2
5
4
1
21
32
42

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
10
9
9
9
9
10
8
8
9
7
7
7
3
3
4
4
3

Dew Point (°C)

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

Relative Humidity (%)

61
57
56
54
53
59
65
73
77
81
85
87
90
90
91
93
96
94
93

Pressure (mb)

1006
1005
1005
1005
1005
1004
1004
1004
1004
1005
1005
1004
1004
1004
1004
1004
1003
1003
1003

Ozone (du)

423
422
423
424
424
426
427
428
429
429
429
430
431
432
432
432
432
433
433

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

Generated: 20/04/24 14:08:34. Forecast: 20/04/24 to 26/04/24. Timezone: UTC+1.00