Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 19

Waxing Gibbous 85%

15:11

04:58

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

Sun - Rise: 05:48, Set: 20:02, Transit: 12:56. Moon - Rise: 15:11, Set: 04:58. Civil Dark: 20:38 - 05:11. Nautical Dark: 21:24 - 04:25. Astro Dark: 22:17 - 03:31

Total Clouds (% Sky Obscured)

100
64
100
100
88
57
27
9
18
16
19
24
27
31
34
34
41
31
38
23
41
32
76
100

Low Clouds (% Sky Obscured)

67
88
71
89
79
84
58
16
26
22
28
32
36
38
39
41
48
34
40
24
39
28
72
100

Medium Clouds (% Sky Obscured)

30
34
0
10
15
18
22
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
2
3

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
0
6
5
3
6

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
9

Fog (%)

-
-
-
-
-
-
-
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Very Light Rain
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 (%)

100
100
100
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
3
4
15
13

Precipitation Amount (mm)

0.2
0.4
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)

18
17
15
14
9
14
13
18
17
14
14
12
12
11
11
12
13
13
13
13
14
15
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
7
6
8
6
6
3
2
2
1
1
1
1
0
-1
-1
-1
-1
-1
-0
1
2
2

Dew Point (°C)

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

Relative Humidity (%)

71
72
71
72
67
67
66
68
64
64
64
65
68
73
76
79
79
79
80
79
73
70
67
68

Pressure (mb)

1015
1015
1016
1017
1017
1018
1019
1020
1021
1022
1022
1023
1024
1024
1024
1025
1025
1026
1026
1027
1027
1028
1028
1028

Ozone (du)

387
389
394
396
395
392
388
391
395
395
395
395
394
393
391
390
388
386
385
382
382
383
382
383

Saturday 20

Waxing Gibbous 92%

16:22

05:07

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

Sun - Rise: 05:45, Set: 20:04, Transit: 12:56. Moon - Rise: 16:22, Set: 05:07. Civil Dark: 20:40 - 05:09. Nautical Dark: 21:26 - 04:22. Astro Dark: 22:20 - 03:28

Total Clouds (% Sky Obscured)

100
87
90
91
73
62
24
13
12
8
15
19
17
19
33
36
72
88
90
81
75
89
77
83

Low Clouds (% Sky Obscured)

100
86
88
85
68
55
23
8
2
0
3
3
3
3
24
29
41
59
63
35
30
72
80
78

Medium Clouds (% Sky Obscured)

3
3
3
7
6
7
4
0
3
3
6
5
6
7
10
9
37
41
46
1
0
0
1
0

High Clouds (% Sky Obscured)

5
4
3
3
3
4
3
6
7
5
8
9
6
4
4
7
11
15
70
41
31
5
3
3

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 (%)

4
1
1
2
7
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
10
4
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)

16
15
15
14
14
16
15
12
10
8
8
8
8
8
8
9
9
9
9
10
10
12
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
2
1
2
1
2
2
2
1
1
1
1
1
1
1
1
1
1
0
0
1
2
1
1

Relative Humidity (%)

63
64
61
62
59
60
65
69
72
79
82
83
85
86
88
88
91
89
80
79
78
74
63
59

Pressure (mb)

1028
1029
1029
1029
1029
1029
1029
1029
1029
1030
1030
1030
1030
1030
1029
1029
1029
1030
1029
1030
1030
1030
1030
1030

Ozone (du)

385
386
385
385
384
384
384
383
385
387
389
391
391
391
393
393
393
394
393
395
396
399
402
402

Sunday 21

Waxing Gibbous 96%

17:32

05:16

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

Sun - Rise: 05:43, Set: 20:05, Transit: 12:55. Moon - Rise: 17:32, Set: 05:16. Civil Dark: 20:42 - 05:06. Nautical Dark: 21:28 - 04:20. Astro Dark: 22:23 - 03:25

Total Clouds (% Sky Obscured)

96
94
98
100
94
95
70
37
39
13
9
2
4
5
3
2
6
7
31
50
57
67
80
90

Low Clouds (% Sky Obscured)

59
83
83
75
81
86
65
42
38
14
8
1
1
2
2
2
1
2
2
13
26
39
38
36

Medium Clouds (% Sky Obscured)

35
28
32
35
19
9
0
0
0
0
0
0
3
3
0
0
0
0
0
0
0
7
67
83

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
5
58
80
80
80
90
94

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
1
10
8
7
15
10
5
10
1
0
1
1
0
0
1
1
0
0
1
1
1
1
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)

14
12
13
12
12
12
12
12
10
9
8
8
8
8
8
8
7
7
8
7
8
9
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
62
57
65
67
69
73
73
81
87
91
91
93
93
91
91
91
91
91
88
82
74
68
61

Pressure (mb)

1030
1030
1029
1029
1030
1030
1030
1030
1030
1031
1031
1031
1031
1031
1031
1031
1030
1030
1030
1030
1030
1030
1030
1029

Ozone (du)

399
403
412
416
420
422
420
425
429
435
435
435
432
433
433
431
428
424
422
422
422
423
425
425

Monday 22

Waxing Gibbous 99%

18:42

05:26

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: 20:07, Transit: 12:55. Moon - Rise: 18:42, Set: 05:26. Civil Dark: 20:44 - 05:04. Nautical Dark: 21:31 - 04:17. Astro Dark: 22:26 - 03:21

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
93
88
83
80
74
69
52
39
21
36
54
73
76
88
96
96
91

Low Clouds (% Sky Obscured)

39
61
74
89
87
87
86
74
61
52
54
59
62
49
31
12
33
52
73
78
87
91
90
77

Medium Clouds (% Sky Obscured)

100
100
99
94
100
100
96
90
84
76
67
59
50
50
45
45
40
5
0
0
0
0
11
23

High Clouds (% Sky Obscured)

97
98
96
95
90
88
83
80
80
85
80
75
70
40
36
15
0
0
0
0
0
0
6
13

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

10
19
25
31
48
59
72
76
72
62
60
59
62
59
54
42
31
15
6
8
10
27
29
11

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
54
56
56
62
75
88
93
96
94
94
96
94
98
96
93
93
89
91
94
89
82
74
64

Pressure (mb)

1028
1028
1027
1027
1026
1026
1025
1025
1025
1025
1025
1025
1024
1024
1024
1023
1023
1023
1023
1023
1024
1024
1024
1024

Ozone (du)

426
426
424
420
419
419
418
418
418
418
420
422
422
421
420
421
422
425
423
422
424
424
424
422

Tuesday 23

Waxing Gibbous 100%

19:56

05:38

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: 05:39, Set: 20:09, Transit: 12:55. Moon - Rise: 19:56, Set: 05:38. Civil Dark: 20:46 - 05:02. Nautical Dark: 21:33 - 04:14. Astro Dark: 22:29 - 03:18

Total Clouds (% Sky Obscured)

83
81
88
88
92
96
91
72
67
87
100
100
100
99
99
98
92
87
83
83
81
80
88
95

Low Clouds (% Sky Obscured)

67
64
67
64
62
61
56
60
69
73
77
77
77
68
59
52
58
60
64
64
61
60
70
80

Medium Clouds (% Sky Obscured)

34
44
54
60
44
32
20
34
48
58
53
53
84
86
89
92
73
57
40
50
55
60
65
70

High Clouds (% Sky Obscured)

16
10
5
3
15
20
22
16
13
61
92
95
95
94
94
88
73
62
52
54
57
60
68
81

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
3
11
11
12
6
12
4
6
2
11
15
18
24
17
5
8
8
7
8
9
9
17
22

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

53
53
55
59
61
66
70
72
79
85
88
88
88
85
85
85
83
80
77
76
78
79
82
75

Pressure (mb)

1024
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1021
1021
1021
1021
1020
1020
1020
1020
1020

Ozone (du)

419
415
412
408
406
404
402
402
401
399
398
397
396
397
396
396
396
396
397
397
397
396
396
396

Wednesday 24

Full Moon 99%

21:12

05:53

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: 05:37, Set: 20:10, Transit: 12:55. Moon - Rise: 21:12, Set: 05:53. Civil Dark: 20:48 - 05:00. Nautical Dark: 21:35 - 04:12. Astro Dark: 22:32 - 03:14

Total Clouds (% Sky Obscured)

99
98
95
92
90
89
89
87
85
81
83
87
90
89
89
88
85
83
80
76
72
65
70
75

Low Clouds (% Sky Obscured)

88
86
83
81
81
81
79
79
81
83
86
88
90
76
62
49
51
52
57
53
49
47
54
60

Medium Clouds (% Sky Obscured)

70
78
86
90
76
62
49
33
18
3
5
7
10
34
57
81
69
57
45
40
40
35
39
43

High Clouds (% Sky Obscured)

90
85
90
85
57
31
1
10
18
28
49
69
90
79
77
76
65
53
45
58
72
90
95
95

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 (%)

26
26
25
24
24
25
27
25
20
6
11
11
9
9
6
0
1
1
0
2
2
1
10
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
11
11
10
10
9
8
7
6
5
6
6
6
6
6
6
7
7
7
7
7
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
3
3
3
3
4
5
5
5
5
4
4
4
5
4
4
3
3
3
3
4
4
4
5

Relative Humidity (%)

69
63
62
62
61
67
72
77
79
82
84
87
88
91
90
90
88
88
89
88
85
79
74
73

Pressure (mb)

1019
1019
1018
1018
1017
1017
1017
1017
1017
1017
1016
1016
1016
1015
1015
1014
1014
1014
1014
1013
1013
1013
1013
1013

Ozone (du)

397
397
398
399
400
400
400
400
400
399
399
399
400
401
400
400
400
400
400
400
401
402
402
403

Thursday 25

Waning Gibbous 96%

22:30

06:14

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: 05:35, Set: 20:12, Transit: 12:55. Moon - Rise: 22:30, Set: 06:14. Civil Dark: 20:49 - 04:58. Nautical Dark: 21:37 - 04:09. Astro Dark: 22:35 - 03:11

Total Clouds (% Sky Obscured)

79
84
89
93
90
85
82
89
95
98
98
99
98
98
98
98
98
99
99

Low Clouds (% Sky Obscured)

64
73
81
88
83
79
75
76
76
77
85
91
96
95
94
92
92
92
93

Medium Clouds (% Sky Obscured)

51
54
58
66
70
71
67
72
82
91
92
93
95
92
91
91
92
92
92

High Clouds (% Sky Obscured)

95
95
90
85
80
75
70
70
70
70
65
65
60
55
55
55
83
90
95

ISS Passover

Visibility (miles)

9
9
8
7
6
6
7
8
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

Precipitation Type

None
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

Precipitation Probability (%)

17
33
43
51
55
56
56
50
44
37
35
31
26
32
35
36
39
40
39

Precipitation Amount (mm)

0
0
0
0
0.2
0.3
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
74
76
78
83
85
88
90
90
88
88
87
87
85
85
85
87
87
90

Pressure (mb)

1013
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1010
1010
1010
1010
1010

Ozone (du)

404
404
405
406
407
406
406
405
407
410
412
411
411
410
411
412
412
413
414

Forecast for Maldon, Essex, United Kingdom (51.73,0.67)

Generated: 19/04/24 19:57:51. Forecast: 19/04/24 to 25/04/24. Timezone: UTC+1.00