Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 18

Waxing Crescent 46%

14:17

21:47

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 05:48, Set: 20:11, Transit: 12:59. Moon - Rise: 14:17, Set: 21:47. Civil Dark: 20:48 - 05:12. Nautical Dark: 21:34 - 04:26. Astro Dark: 22:29 - 03:32

Total Clouds (% Sky Obscured)

58
66
74
79
61
82
99
100
97
100
100
100
100
100
99
90
97
100
96
82
85
74
85
66

Low Clouds (% Sky Obscured)

0
0
11
21
17
25
25
28
48
70
73
72
66
65
33
53
54
88
88
82
85
74
85
66

Medium Clouds (% Sky Obscured)

58
66
74
79
52
72
96
100
96
100
99
100
88
71
77
26
74
57
23
16
14
7
3
0

High Clouds (% Sky Obscured)

58
66
13
56
3
0
4
13
30
99
53
96
97
100
98
67
90
100
40
35
35
35
20
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain

Precipitation Probability (%)

4
1
0
0
0
0
1
9
49
47
26
21
12
14
9
10
16
6
3
8
26
32
56
80

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
8
6
6
4
3
4
3
3
5
4
5
5
8
11
12
11
11
10
8
6
10
12
13

Chance of Frost

Temperature (°C)

23
21
20
19
18
18
18
18
17
17
16
16
16
16
17
18
20
22
23
23
23
22
22
20

Feels Like (°C)

19
18
17
17
18
20
19
19
17
17
16
16
16
15
14
16
18
19
21
22
23
20
19
17

Dew Point (°C)

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

Relative Humidity (%)

30
35
43
50
57
64
65
65
67
71
75
80
82
73
66
59
51
46
45
45
45
49
53
54

Pressure (mb)

1009
1009
1010
1010
1010
1010
1009
1009
1008
1008
1008
1008
1008
1008
1008
1007
1007
1006
1006
1005
1005
1004
1004
1004

Ozone (du)

296
296
296
298
299
298
297
296
297
296
297
299
302
306
306
310
308
311
313
315
316
318
319
321

Wednesday 19

Waxing Crescent 56%

15:29

22:09

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

Sun - Rise: 05:50, Set: 20:09, Transit: 12:58. Moon - Rise: 15:29, Set: 22:09. Civil Dark: 20:45 - 05:14. Nautical Dark: 21:31 - 04:28. Astro Dark: 22:25 - 03:35

Total Clouds (% Sky Obscured)

66
68
54
57
9
9
0
0
2
2
2
10
53
60
53
53
63
76
82
89
86
50
78
58

Low Clouds (% Sky Obscured)

66
68
54
57
9
9
0
0
2
2
2
7
12
27
24
38
58
76
82
89
86
40
78
58

Medium Clouds (% Sky Obscured)

0
3
1
0
0
0
0
0
0
0
0
0
13
16
5
0
8
10
4
12
8
1
8
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
5
1
17
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
Light Rain
None
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

37
36
19
10
6
2
1
2
4
6
8
11
12
16
15
27
35
12
21
66
50
66
65
58

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0
0.4
0.5
0.4

Wind Speed/Direction (mph)

14
11
10
9
11
10
10
9
8
8
8
8
8
10
14
14
15
15
15
15
16
15
14
14

Chance of Frost

Temperature (°C)

19
19
17
17
16
15
15
14
14
14
13
13
14
16
17
19
20
21
22
22
21
21
21
20

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
60
54
50
50
57
61
69
78
83
87
92
84
74
61
48
44
41
37
37
46
49
39
40

Pressure (mb)

1004
1004
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1006
1005
1006

Ozone (du)

325
325
327
327
327
328
331
333
334
336
338
338
339
340
340
339
339
337
336
335
336
337
338
338

Thursday 20

First Quarter 56%

16:34

22:37

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 05:51, Set: 20:07, Transit: 12:58. Moon - Rise: 16:34, Set: 22:37. Civil Dark: 20:43 - 05:15. Nautical Dark: 21:29 - 04:30. Astro Dark: 22:22 - 03:37

Total Clouds (% Sky Obscured)

38
62
72
53
71
50
90
83
83
83
78
86
100
100
89
81
81
80
77
76
74
79
84
89

Low Clouds (% Sky Obscured)

38
62
72
53
71
47
43
43
45
51
40
45
45
40
39
42
71
78
77
76
74
79
84
89

Medium Clouds (% Sky Obscured)

0
7
10
0
0
0
3
3
6
22
14
30
44
84
83
81
81
80
77
76
74
79
84
89

High Clouds (% Sky Obscured)

0
0
0
3
6
1
35
32
35
37
32
34
100
100
30
27
2
35
35
35
35
34
33
33

ISS Passover

Visibility (miles)

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

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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

27
31
30
11
17
17
13
7
11
18
18
20
33
38
48
59
64
65
65
77
83
82
85
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.3
0.3
0.3
0.5
0.5
0.4
0.5
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
18
17
16
15
15
15
15
15
14
14
14
15
15
16
17
17
18
19
19
18
18
18
17

Feels Like (°C)

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

Dew Point (°C)

6
8
10
9
9
11
12
12
13
13
13
13
12
11
11
11
12
13
14
14
16
17
16
15

Relative Humidity (%)

45
51
65
66
68
74
82
84
87
89
90
89
83
77
72
67
70
71
72
75
85
89
88
90

Pressure (mb)

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

Ozone (du)

337
335
336
335
334
335
335
336
337
337
337
338
338
339
340
340
341
343
344
343
342
344
346
347

Friday 21

Waxing Gibbous 66%

17:29

23:16

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 05:53, Set: 20:05, Transit: 12:58. Moon - Rise: 17:29, Set: 23:16. Civil Dark: 20:41 - 05:17. Nautical Dark: 21:26 - 04:32. Astro Dark: 22:19 - 03:40

Total Clouds (% Sky Obscured)

90
92
85
96
98
100
82
75
81
97
100
100
99
98
81
87
93
98
98
94
72
68
62
79

Low Clouds (% Sky Obscured)

75
36
30
36
35
36
37
45
47
49
48
51
48
48
59
64
71
76
69
46
28
20
18
13

Medium Clouds (% Sky Obscured)

90
92
66
95
93
93
53
28
45
84
99
100
97
92
28
28
34
72
83
76
31
30
29
30

High Clouds (% Sky Obscured)

29
8
1
50
80
69
62
65
65
80
75
65
65
60
55
66
66
57
58
61
56
38
16
27

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

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

Precipitation Probability (%)

92
75
63
63
56
51
54
51
52
58
64
67
63
67
70
52
47
50
33
18
7
7
4
2

Precipitation Amount (mm)

0.6
0.4
0
0.2
0
0
0
0
0
0
0.3
0.4
0.2
0.3
0.5
0
0
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
16
15
15
15
15
15
15
15
14
14
14
15
15
15
16
16
16
16
17
18
18
18
17

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
89
85
82
79
79
82
83
87
87
89
89
84
79
72
67
62
56
51
48
45
46
49
54

Pressure (mb)

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

Ozone (du)

348
351
351
350
349
349
348
347
346
345
346
347
346
344
343
342
342
341
340
340
340
341
342
343

Saturday 22

Waxing Gibbous 75%

18:12

00:08

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

Sun - Rise: 05:55, Set: 20:03, Transit: 12:58. Moon - Rise: 18:12, Set: 00:08. Civil Dark: 20:39 - 05:19. Nautical Dark: 21:24 - 04:34. Astro Dark: 22:16 - 03:43

Total Clouds (% Sky Obscured)

95
96
97
59
55
62
62
73
72
48
40
36
53
60
68
67
67
65
57
50
42
46
53
60

Low Clouds (% Sky Obscured)

18
22
25
25
17
17
15
11
9
12
12
12
10
8
11
22
34
45
44
41
39
28
17
5

Medium Clouds (% Sky Obscured)

56
29
26
22
16
13
54
73
72
30
11
9
29
39
49
46
42
40
55
50
42
46
53
60

High Clouds (% Sky Obscured)

40
35
35
0
0
18
2
35
8
2
0
0
0
0
0
0
0
0
0
0
0
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 (%)

3
2
1
2
2
0
3
2
1
5
4
2
11
9
5
11
11
10
8
4
0
1
1
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)

12
11
11
10
9
9
9
8
8
9
9
9
9
11
12
14
14
14
14
14
14
14
13
13

Chance of Frost

Temperature (°C)

16
16
16
15
15
15
15
14
14
14
14
14
14
16
17
18
18
19
19
19
19
19
18
18

Feels Like (°C)

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

Dew Point (°C)

9
10
10
10
11
10
10
9
9
9
9
10
9
10
10
10
10
10
9
9
9
9
9
10

Relative Humidity (%)

62
67
70
70
74
73
71
71
73
72
75
76
74
69
64
61
58
55
53
52
52
51
55
59

Pressure (mb)

1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020

Ozone (du)

342
344
346
349
347
344
346
347
348
347
348
347
346
346
346
346
346
346
347
346
345
345
345
344

Sunday 23

Waxing Gibbous 83%

18:43

01:11

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

Sun - Rise: 05:56, Set: 20:00, Transit: 12:57. Moon - Rise: 18:43, Set: 01:11. Civil Dark: 20:36 - 05:21. Nautical Dark: 21:21 - 04:36. Astro Dark: 22:12 - 03:45

Total Clouds (% Sky Obscured)

65
67
69
76
81
83
79
74
70
66
63
61
63
66
67
77
87
97
89
82
71
57
48
39

Low Clouds (% Sky Obscured)

4
3
3
2
2
1
14
26
38
40
43
45
49
53
56
65
75
85
71
58
44
32
21
9

Medium Clouds (% Sky Obscured)

65
67
69
76
80
71
51
47
35
26
17
7
7
7
7
6
6
6
5
5
5
4
3
1

High Clouds (% Sky Obscured)

2
3
4
10
17
24
35
45
56
50
39
29
23
20
17
29
37
48
42
41
36
26
25
35

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
7
7
7
8
8
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
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

8
9
8
12
11
6
21
25
22
31
34
31
39
40
35
45
51
49
40
35
28
18
10
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

12
11
10
9
9
8
7
7
8
9
10
11
11
12
14
15
15
15
15
14
14
14
12
12

Chance of Frost

Temperature (°C)

17
16
16
15
15
15
15
15
15
16
16
16
16
16
17
18
18
19
19
19
19
19
18
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
67
72
76
78
79
82
83
85
87
87
87
86
83
78
74
71
68
64
53
46
39
43
46

Pressure (mb)

1020
1020
1020
1020
1020
1019
1019
1019
1018
1018
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1015
1015
1015
1015

Ozone (du)

344
344
344
344
345
347
348
349
349
350
350
350
350
349
349
349
349
350
350
350
351
352
351
350

Monday 24

Waxing Gibbous 90%

19:07

02:22

19 Bad
20 OK
21 OK
22 OK
23 OK
00 OK
01 OK
02 OK
03 OK
04 OK
05 OK
06 OK
07 Good
08 Good
09 Good
10 Good
11 OK
12 OK

Sun - Rise: 05:58, Set: 19:58, Transit: 12:57. Moon - Rise: 19:07, Set: 02:22. Civil Dark: 20:34 - 05:22. Nautical Dark: 21:19 - 04:38. Astro Dark: 22:09 - 03:48

Total Clouds (% Sky Obscured)

33
26
25
24
23
18
24
29
33
29
25
21
14
8
1
12
24
35

Low Clouds (% Sky Obscured)

11
12
14
11
9
9
11
18
26
27
23
21
14
7
0
0
0
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

28
19
5
3
2
0
0
0
0
0
0
0
0
1
1
11
20
30

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 (%)

16
18
16
15
11
5
8
7
3
6
2
0
3
3
2
1
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)

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

Chance of Frost

Temperature (°C)

18
17
16
16
15
14
14
14
13
13
13
13
13
14
16
18
19
20

Feels Like (°C)

18
17
18
19
18
17
17
15
14
14
13
13
12
13
14
14
15
17

Dew Point (°C)

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

Relative Humidity (%)

50
57
67
78
79
80
82
83
83
86
83
81
80
66
54
44
42
40

Pressure (mb)

1015
1016
1016
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019

Ozone (du)

349
349
349
349
348
347
346
343
339
335
333
331
329
328
326
324
322
320

Forecast for Herne, Kent, United Kingdom (51.35,1.12)

Generated: 18/08/26 19:43:30. Forecast: 18/08/26 to 24/08/26. Timezone: UTC+1.00