Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 23

Waxing Gibbous 100%

20:01

05:45

13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 OK
23 OK
00 OK
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: 05:47, Set: 20:13, Transit: 13:01. Moon - Rise: 20:01, Set: 05:45. Civil Dark: 20:50 - 05:10. Nautical Dark: 21:36 - 04:23. Astro Dark: 22:31 - 03:28

Total Clouds (% Sky Obscured)

87
90
92
99
96
73
68
51
48
22
32
40
76
91
97
94
99
99
100
91
76
61
80
72

Low Clouds (% Sky Obscured)

99
87
94
83
94
71
64
43
39
22
41
45
78
93
97
90
97
97
100
89
70
54
74
68

Medium Clouds (% Sky Obscured)

2
4
18
42
26
0
0
3
3
3
3
3
3
0
2
11
19
21
30
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
90
55
4
4
11
7
4
3
1
0
4
3
4
0
4
4
0
0
4
4
4
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
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
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
2
7
34
31
21
12
5
7
0
0
0
0
0
0
0
1
2
2
10
1
0
2
2

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
76
68
76
73
76
74
79
87
88
88
85
80
80
79
78
80
83
91
90
90
70
60
56

Pressure (mb)

1023
1022
1022
1022
1021
1021
1021
1022
1022
1022
1022
1021
1021
1020
1020
1020
1020
1019
1019
1019
1019
1019
1018
1018

Ozone (du)

394
391
390
389
390
394
398
400
400
401
401
402
403
404
406
411
412
410
406
403
406
408
407
409

Wednesday 24

Full Moon 99%

21:16

06:01

13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 OK
19 OK
20 OK
21 OK
22 Bad
23 Bad
00 OK
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: 05:45, Set: 20:15, Transit: 13:01. Moon - Rise: 21:16, Set: 06:01. Civil Dark: 20:52 - 05:08. Nautical Dark: 21:39 - 04:21. Astro Dark: 22:34 - 03:25

Total Clouds (% Sky Obscured)

70
88
73
82
69
27
20
19
43
79
59
48
88
99
100
100
100
98
98
99
98
99
100
100

Low Clouds (% Sky Obscured)

64
86
64
66
61
44
27
25
40
63
54
47
61
69
64
56
82
85
42
55
48
76
74
43

Medium Clouds (% Sky Obscured)

0
0
0
25
22
0
0
0
0
0
0
0
0
0
34
50
51
40
72
98
92
55
55
93

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
3
40
52
58
59
65
100
85
76
73
77
74
96
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 (%)

0
0
0
2
2
0
0
0
0
0
0
0
0
0
1
2
3
11
1
0
1
1
9
24

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

50
48
49
50
54
59
67
74
76
76
66
72
79
73
68
68
69
76
82
79
73
68
68
71

Pressure (mb)

1017
1016
1016
1015
1015
1015
1015
1015
1015
1014
1014
1013
1013
1012
1011
1010
1010
1009
1009
1008
1008
1007
1007
1006

Ozone (du)

411
411
410
411
412
409
407
409
413
412
411
408
407
406
407
406
405
404
405
405
406
406
405
406

Thursday 25

Waning Gibbous 96%

22:34

06:23

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
12 Bad

Sun - Rise: 05:43, Set: 20:17, Transit: 13:01. Moon - Rise: 22:34, Set: 06:23. Civil Dark: 20:54 - 05:06. Nautical Dark: 21:41 - 04:18. Astro Dark: 22:37 - 03:22

Total Clouds (% Sky Obscured)

100
98
100
98
100
89
93
93
99
97
98
98
97
95
93
90
97
99
97
96
95
96
98
100

Low Clouds (% Sky Obscured)

58
67
76
61
75
54
59
68
76
71
61
62
40
40
42
63
82
76
75
71
68
76
85
89

Medium Clouds (% Sky Obscured)

56
53
100
86
100
83
89
87
96
92
77
92
91
92
89
84
95
97
94
89
86
91
96
100

High Clouds (% Sky Obscured)

93
55
32
50
45
45
50
65
43
3
57
49
55
70
70
70
70
83
79
80
77
81
82
87

ISS Passover

Visibility (miles)

8
5
5
7
4
9
9
9
9
9
9
9
9
9
9
9
6
9
4
6
9
9
9
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain
None
None
None
Very Light Rain
None

Precipitation Probability (%)

36
46
40
41
32
23
24
19
14
1
1
0
0
1
5
38
41
53
74
42
20
27
44
45

Precipitation Amount (mm)

0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.8
0
0
0
0.2
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
68
84
85
73
84
83
84
91
90
90
93
91
93
93
93
94
94
94
96
93
91
88
83

Pressure (mb)

1005
1005
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1003
1003
1003
1003
1003
1003
1003
1003
1003

Ozone (du)

406
407
407
407
410
412
412
412
411
414
422
423
424
425
425
423
423
424
421
422
425
429
429
432

Friday 26

Waning Gibbous 91%

23:51

06:53

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
12 Bad

Sun - Rise: 05:41, Set: 20:18, Transit: 13:01. Moon - Rise: 23:51, Set: 06:53. Civil Dark: 20:55 - 05:04. Nautical Dark: 21:43 - 04:16. Astro Dark: 22:40 - 03:18

Total Clouds (% Sky Obscured)

98
95
93
94
95
97
97
97
98
98
99
99
96
94
91
92
90
90
93
97
100
100
100
100

Low Clouds (% Sky Obscured)

68
62
61
71
73
70
70
65
60
55
57
62
64
70
74
69
58
35
49
60
91
93
97
100

Medium Clouds (% Sky Obscured)

96
94
90
87
84
78
84
90
97
97
98
98
94
89
58
82
84
52
90
95
100
92
84
100

High Clouds (% Sky Obscured)

80
76
75
80
82
89
87
85
83
88
91
96
86
74
4
6
26
72
81
92
97
100
100
100

ISS Passover

Visibility (miles)

5
9
9
9
9
9
9
3
9
8
9
9
6
7
8
9
9
9
9
9
9
9
9
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
Very Light Rain
Very Light Rain
None
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain

Precipitation Probability (%)

43
42
43
36
35
42
62
63
41
41
37
48
55
51
42
37
24
6
18
23
29
50
77
88

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
64
63
62
67
75
83
93
96
96
98
98
98
96
95
95
93
96
95
90
90
92
90
95

Pressure (mb)

1003
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1001
1001
1000
1000
1000
1000
999
999
999
999
999
998
998

Ozone (du)

431
431
430
430
431
430
431
430
431
433
433
434
437
439
439
439
436
435
437
437
438
437
438
435

Saturday 27

Waning Gibbous 83%

01:02

07:38

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
12 Bad

Sun - Rise: 05:39, Set: 20:20, Transit: 13:00. Moon - Rise: 01:02, Set: 07:38. Civil Dark: 20:57 - 05:02. Nautical Dark: 21:45 - 04:13. Astro Dark: 22:43 - 03:15

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
75
100
100
100
84
99
88
78
68
79
89
100
98
96
95
91
86
82

Low Clouds (% Sky Obscured)

91
82
74
70
66
63
58
73
67
56
46
51
54
57
60
71
81
91
79
67
55
51
48
48

Medium Clouds (% Sky Obscured)

93
87
80
87
87
100
48
47
69
73
66
97
66
35
3
31
58
86
82
76
71
64
57
50

High Clouds (% Sky Obscured)

100
100
100
100
100
99
37
100
100
89
14
4
5
7
9
23
35
48
57
66
73
60
53
51

ISS Passover

Visibility (miles)

5
2
9
9
8
9
9
9
4
9
9
9
9
9
9
9
9
9
9
9
9
9
9
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

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

Precipitation Probability (%)

95
88
42
41
38
25
43
77
80
80
95
95
45
43
33
36
37
37
40
42
45
52
57
62

Precipitation Amount (mm)

2
0.6
0
0
0
0
0
0.4
0.4
0.3
0.5
0.8
0
0
0
0
0
0
0
0
0
0
0.2
0.3

Wind Speed/Direction (mph)

14
13
9
10
9
8
8
7
7
7
7
7
10
10
10
11
12
13
14
15
17
19
19
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
95
92
87
86
93
92
93
98
91
90
95
93
93
95
93
93
93
91
90
87
86
81
76

Pressure (mb)

998
998
998
998
998
997
997
997
997
997
997
997
998
998
999
1000
1001
1001
1002
1002
1003
1004
1004
1005

Ozone (du)

436
434
433
434
435
438
440
439
440
444
444
446
447
444
441
437
436
434
432
435
438
440
441
442

Sunday 28

Waning Gibbous 74%

02:02

08:39

13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
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: 05:37, Set: 20:22, Transit: 13:00. Moon - Rise: 02:02, Set: 08:39. Civil Dark: 20:59 - 04:59. Nautical Dark: 21:47 - 04:11. Astro Dark: 22:46 - 03:11

Total Clouds (% Sky Obscured)

78
70
70
60
47
37
42
44
46
58
69
76
74
72
65
67
70
72
70
64
59
53
49
44

Low Clouds (% Sky Obscured)

47
46
46
46
42
37
39
44
48
42
36
29
44
59
73
77
81
86
80
74
69
65
62
53

Medium Clouds (% Sky Obscured)

37
23
11
9
5
0
0
0
0
22
41
52
39
30
22
25
25
28
29
27
28
19
9
0

High Clouds (% Sky Obscured)

41
34
22
15
8
0
0
0
0
10
20
30
20
10
0
1
1
2
2
1
1
0
0
0

ISS Passover

Visibility (miles)

8
8
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
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 (%)

60
57
55
47
37
22
19
14
1
4
5
4
9
10
9
24
32
39
35
29
21
29
36
44

Precipitation Amount (mm)

0.2
0.2
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)

19
18
17
16
15
13
11
10
8
7
7
7
7
7
7
8
8
8
8
8
9
10
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
69
66
63
66
72
76
81
86
91
91
93
93
95
95
96
96
93
93
84
77
70
66
61

Pressure (mb)

1006
1006
1007
1007
1007
1008
1008
1009
1010
1010
1011
1011
1011
1011
1011
1012
1012
1012
1012
1013
1013
1013
1013
1014

Ozone (du)

444
445
446
447
447
446
445
446
447
448
450
451
453
452
452
451
450
450
449
451
452
454
453
452

Monday 29

Waning Gibbous 64%

02:46

09:55

13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 OK
21 OK
22 OK
23 OK
00 OK
01 OK
02 OK
03 Good
04 Good
05 Good
06 Good

Sun - Rise: 05:35, Set: 20:23, Transit: 13:00. Moon - Rise: 02:46, Set: 09:55. Civil Dark: 21:01 - 04:57. Nautical Dark: 21:50 - 04:08. Astro Dark: 22:49 - 03:08

Total Clouds (% Sky Obscured)

42
42
43
47
47
47
38
29
21
20
21
19
17
14
9
10
9
10

Low Clouds (% Sky Obscured)

44
41
36
33
30
30
20
12
1
1
2
3
4
5
6
10
14
17

Medium Clouds (% Sky Obscured)

7
13
17
14
11
8
7
4
2
2
3
4
6
7
6
6
7
13

High Clouds (% Sky Obscured)

0
0
0
4
7
8
11
13
16
14
12
10
9
6
4
3
2
1

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

37
29
12
14
11
5
6
5
2
3
3
1
2
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
14
14
14
13
13
13
11
10
8
8
7
7
7
6
6
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
59
59
60
65
71
77
80
84
88
90
91
91
94
94
94
94
94

Pressure (mb)

1014
1014
1014
1015
1015
1015
1015
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

450
448
446
444
443
443
443
443
443
444
445
446
447
449
451
453
452
452

Forecast for Crondall, Hampshire, United Kingdom (51.23,-0.86)

Generated: 23/04/24 13:17:40. Forecast: 23/04/24 to 29/04/24. Timezone: UTC+1.00