Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waxing Gibbous 78%

13:59

04:45

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 OK
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: 05:49, Set: 19:58, Transit: 12:54. Moon - Rise: 13:59, Set: 04:45. Civil Dark: 20:33 - 05:13. Nautical Dark: 21:18 - 04:27. Astro Dark: 22:10 - 03:35

Total Clouds (% Sky Obscured)

52
100
100
100
100
33
72
100
100
81
84
88
91
99
98
100
100
100
95
81
62
82
99
99

Low Clouds (% Sky Obscured)

19
1
14
23
28
47
63
68
64
75
75
94
96
99
91
100
90
93
90
79
60
65
90
81

Medium Clouds (% Sky Obscured)

29
80
100
100
100
99
100
93
77
96
100
99
100
87
93
52
45
83
20
3
43
38
36
37

High Clouds (% Sky Obscured)

32
52
92
100
100
100
100
65
65
50
13
62
20
7
18
15
32
39
6
6
3
5
3
3

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
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

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
80
85
77
91
70
47
36
37
40
39
32
26
30
47
52

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
4
5
6
7
14
16
15
16
18
16
17
18
17
18
18
17
17
17
18
19
20
19
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
56
59
59
56
54
56
61
66
79
74
70
85
93
93
93
93
93
93
91
88
84
81
81

Pressure (mb)

1023
1023
1023
1022
1022
1021
1021
1020
1020
1020
1020
1019
1018
1017
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

384
382
377
373
370
370
372
374
373
374
374
373
374
376
377
379
381
381
383
381
381
382
384
383

Friday 19

Waxing Gibbous 85%

15:10

04:55

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

Sun - Rise: 05:47, Set: 19:59, Transit: 12:54. Moon - Rise: 15:10, Set: 04:55. Civil Dark: 20:35 - 05:10. Nautical Dark: 21:20 - 04:25. Astro Dark: 22:13 - 03:32

Total Clouds (% Sky Obscured)

100
92
92
75
36
36
71
31
26
8
16
14
66
64
80
71
51
37
57
43
41
55
81
88

Low Clouds (% Sky Obscured)

81
73
82
67
33
40
63
22
11
7
18
15
61
57
77
70
52
35
57
42
44
54
79
89

Medium Clouds (% Sky Obscured)

45
27
15
21
23
26
21
19
19
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
0
3
3
4

ISS Passover

Visibility (miles)

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

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 (%)

59
58
54
34
17
5
3
1
0
0
0
0
0
0
3
10
3
3
4
4
10
13
19
19

Precipitation Amount (mm)

0.3
0.3
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
16
17
17
18
18
18
18
17
16
16
16
15
15
15
15
14
14
13
15
16
17
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
5
6
6
6
7
5
2
2
1
0
-1
-1
-1
-1
-1
-1
-1
-1
-0
0
1
1
2

Dew Point (°C)

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

Relative Humidity (%)

80
83
83
83
77
75
67
63
62
63
62
62
65
67
70
69
73
76
77
77
75
70
69
69

Pressure (mb)

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

Ozone (du)

384
389
400
398
395
392
390
389
393
392
391
391
390
391
391
391
390
389
387
386
385
387
388
390

Saturday 20

Waxing Gibbous 92%

16:20

05:05

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

Sun - Rise: 05:44, Set: 20:01, Transit: 12:54. Moon - Rise: 16:20, Set: 05:05. Civil Dark: 20:37 - 05:08. Nautical Dark: 21:23 - 04:22. Astro Dark: 22:15 - 03:29

Total Clouds (% Sky Obscured)

93
93
95
84
78
77
83
71
67
52
22
38
36
56
56
13
22
57
81
90
72
66
81
88

Low Clouds (% Sky Obscured)

94
94
96
84
76
73
69
64
64
51
28
26
25
34
35
8
18
54
78
88
72
71
81
84

Medium Clouds (% Sky Obscured)

0
0
3
0
2
3
22
5
2
0
0
0
4
18
18
3
3
3
3
0
0
0
0
26

High Clouds (% Sky Obscured)

4
7
7
6
3
3
4
5
5
2
2
2
4
4
6
6
8
8
6
6
6
0
0
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
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 (%)

18
19
24
18
16
7
12
2
3
1
11
2
2
2
2
6
4
5
10
10
10
12
20
13

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
65
68
64
65
67
67
65
62
65
66
68
72
75
76
75
75
72
60
57
64
66
65
67

Pressure (mb)

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

Ozone (du)

387
388
388
388
387
386
386
386
388
387
388
389
389
387
386
387
387
387
392
393
395
398
403
408

Sunday 21

Waxing Gibbous 96%

17:29

05:14

12 Bad
13 Bad
14 Bad
15 Bad
16 OK
17 OK
18 OK
19 OK
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: 05:42, Set: 20:03, Transit: 12:54. Moon - Rise: 17:29, Set: 05:14. Civil Dark: 20:39 - 05:06. Nautical Dark: 21:25 - 04:20. Astro Dark: 22:18 - 03:26

Total Clouds (% Sky Obscured)

94
88
74
39
29
29
22
27
58
87
84
83
82
52
79
70
44
35
29
76
71
82
94
86

Low Clouds (% Sky Obscured)

84
79
62
40
31
31
25
30
57
79
78
74
74
61
72
70
55
45
37
49
49
53
54
55

Medium Clouds (% Sky Obscured)

33
26
21
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
17
28
31
38

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
6
9
9
9
9
9
9
8
6
7
8
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 (%)

20
20
9
10
5
3
10
7
13
7
19
17
11
30
28
21
25
22
30
42
43
37
34
30

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
16
16
15
15
15
14
14
13
13
13
11
12
11
10
9
8
9
10
11
12
14
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
64
66
65
63
63
68
70
68
69
66
70
54
64
81
76
76
76
76
81
82
78
75
65

Pressure (mb)

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

Ozone (du)

411
421
428
435
441
445
445
445
444
442
442
441
438
438
438
437
434
433
436
439
440
436
430
429

Monday 22

Waxing Gibbous 99%

18:40

05:25

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: 20:04, Transit: 12:53. Moon - Rise: 18:40, Set: 05:25. Civil Dark: 20:41 - 05:04. Nautical Dark: 21:27 - 04:17. Astro Dark: 22:21 - 03:22

Total Clouds (% Sky Obscured)

61
65
79
84
74
68
57
61
61
62
57
54
54
62
66
75
78
87
95
96
98
100
92
86

Low Clouds (% Sky Obscured)

51
59
67
75
61
52
41
41
42
40
38
35
29
33
38
42
55
68
83
67
51
35
42
55

Medium Clouds (% Sky Obscured)

41
27
14
0
0
0
0
2
2
2
22
40
40
50
63
74
73
72
70
66
61
50
9
7

High Clouds (% Sky Obscured)

3
2
22
30
25
30
30
30
35
40
43
51
57
56
70
80
80
85
40
88
24
86
97
93

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 (%)

30
32
33
33
30
28
26
23
20
12
17
15
8
12
12
7
14
14
7
15
17
15
18
17

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
16
16
16
16
15
15
14
12
11
9
8
7
5
5
5
5
6
7
7
9
10
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
1
1
1
1
1
2
2
2
1
0
1
0
-1
-1
-1
-1
0
1
2
2
2
2
2

Relative Humidity (%)

57
56
57
58
60
62
66
70
70
69
67
70
70
68
69
69
69
72
75
76
71
66
65
64

Pressure (mb)

1029
1029
1029
1028
1028
1028
1028
1027
1028
1028
1028
1028
1028
1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1025

Ozone (du)

430
429
425
424
421
419
416
413
413
412
410
410
409
409
410
410
410
411
409
411
411
408
406
405

Tuesday 23

Waxing Gibbous 100%

19:53

05:37

12 Bad
13 Bad
14 Bad
15 OK
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: 20:06, Transit: 12:53. Moon - Rise: 19:53, Set: 05:37. Civil Dark: 20:43 - 05:02. Nautical Dark: 21:29 - 04:15. Astro Dark: 22:24 - 03:19

Total Clouds (% Sky Obscured)

75
63
53
31
51
72
92
93
95
97
98
99
100
100
100
100
97
94
92
82
73
63
73
85

Low Clouds (% Sky Obscured)

64
50
38
28
38
43
45
47
48
48
63
81
98
97
97
96
91
85
79
71
62
53
63
72

Medium Clouds (% Sky Obscured)

11
11
12
12
35
57
80
83
86
88
84
82
78
82
86
87
81
71
60
44
23
9
12
14

High Clouds (% Sky Obscured)

90
91
87
84
85
86
85
79
73
63
49
42
37
38
29
20
32
45
58
52
39
30
36
52

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 (%)

10
17
16
13
14
14
15
16
16
14
12
8
2
7
9
9
14
15
13
17
17
13
15
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
10
9
7
7
7
7
9
10
12
10
10
9
9
10
10
10
10
11
11
13
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
77
77
77
77
78
80
80
78
77
74
74
72
71
72
74
74
75
76
79
75
71
68
67

Pressure (mb)

1025
1025
1024
1024
1023
1023
1022
1022
1022
1022
1022
1021
1021
1020
1020
1019
1019
1018
1018
1018
1017
1017
1017
1017

Ozone (du)

404
402
401
400
399
399
398
398
398
397
397
397
398
398
399
401
402
402
402
403
404
405
406
407

Wednesday 24

Full Moon 99%

21:08

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

Sun - Rise: 05:36, Set: 20:07, Transit: 12:53. Moon - Rise: 21:08, Set: 05:53. Civil Dark: 20:44 - 04:59. Nautical Dark: 21:31 - 04:12. Astro Dark: 22:27 - 03:16

Total Clouds (% Sky Obscured)

97
93
89
85
89
92
94
93
92
92
88
84
78
64
50
42
38
34
29
34
38
43
38
35

Low Clouds (% Sky Obscured)

81
83
78
71
70
70
72
73
76
77
74
71
70
57
43
29
34
35
31
36
39
45
37
34

Medium Clouds (% Sky Obscured)

16
25
34
43
42
40
35
40
48
57
43
29
15
10
5
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

66
59
38
25
18
9
0
0
0
0
0
0
0
2
3
4
3
2
1
1
1
1
1
0

ISS Passover

Visibility (miles)

8
8
8
8
8
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 (%)

10
26
33
37
40
41
40
49
53
50
54
53
42
37
27
9
10
7
3
8
9
5
14
18

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
14
14
14
13
12
11
10
10
10
8
7
5
5
5
5
5
6
6
8
9
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
64
68
73
78
81
82
85
88
91
94
93
93
91
89
88
86
86
88
89
82
76
70
67

Pressure (mb)

1016
1016
1016
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

408
409
409
410
410
412
413
415
417
419
422
423
425
426
427
427
428
430
431
433
436
438
440
440

Forecast for Herne Bay, Kent, United Kingdom (51.37,1.13)

Generated: 18/04/24 21:30:25. Forecast: 18/04/24 to 24/04/24. Timezone: UTC+1.00