Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 18

Waning Gibbous 94%

21:42

08:41

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

Sun - Rise: 05:55, Set: 20:33, Transit: 13:13. Moon - Rise: 21:42, Set: 08:41. Civil Dark: 21:12 - 05:16. Nautical Dark: 22:03 - 04:26. Astro Dark: 23:06 - 03:25

Total Clouds (% Sky Obscured)

48
49
33
45
84
99
95
70
99
31
99
91
29
42
31
22
25
28
26
36
38
67
47
20

Low Clouds (% Sky Obscured)

22
30
20
37
16
20
10
2
12
4
4
1
1
3
2
2
3
2
1
8
2
1
6
16

Medium Clouds (% Sky Obscured)

45
45
31
39
34
41
43
27
32
14
26
17
26
31
31
21
24
28
25
33
36
34
21
9

High Clouds (% Sky Obscured)

0
0
0
0
77
98
91
60
98
20
99
88
4
16
0
0
0
0
0
0
2
56
33
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
6
7
10
10
10
10
6
7
10
10
10
10
10
10
10
10

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

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

Precipitation Probability (%)

7
5
5
6
6
6
6
6
0
0
0
0
0
0
6
8
10
9
7
7
6
6
7
7

Precipitation Amount (mm)

0.02
0.02
0.01
0.01
0.01
0.02
0.02
0.02
0
0
0
0
0
0
0
0.01
0.03
0.02
0.01
0.01
0.01
0.02
0.02
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
19
19
20
20
19
19
18
17
15
15
14
14
13
13
13
13
12
12
12
13
15
16
18

Feels Like (°C)

18
19
19
20
20
19
19
18
17
15
15
14
14
13
13
13
13
12
12
12
13
15
16
18

Dew Point (°C)

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

Relative Humidity (%)

68
63
60
58
58
59
60
63
61
63
69
75
78
80
83
83
81
79
80
81
78
73
66
59

Pressure (mb)

1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1001
1001
1002
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001

Ozone (du)

330
331
332
333
334
333
332
331
334
332
332
335
341
345
344
344
344
345
346
348
351
354
355
353

Monday 19

Waning Gibbous 89%

21:58

09:49

12 OK
13 OK
14 OK
15 OK
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 OK
06 OK
07 OK
08 OK
09 OK
10 Bad
11 Bad

Sun - Rise: 05:57, Set: 20:31, Transit: 13:13. Moon - Rise: 21:58, Set: 09:49. Civil Dark: 21:10 - 05:18. Nautical Dark: 22:00 - 04:28. Astro Dark: 23:02 - 03:28

Total Clouds (% Sky Obscured)

34
38
25
23
54
59
57
43
42
48
29
12
24
41
51
46
43
29
29
30
23
38
65
68

Low Clouds (% Sky Obscured)

24
20
19
9
20
22
16
14
14
33
19
7
20
32
45
36
34
21
27
28
21
19
56
65

Medium Clouds (% Sky Obscured)

31
36
22
20
52
56
52
38
41
42
20
9
9
22
27
31
31
18
7
4
5
31
35
22

High Clouds (% Sky Obscured)

0
0
0
0
0
0
6
6
0
0
0
0
1
2
1
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

6
7
8
18
13
19
25
26
26
22
18
18
23
24
21
18
15
14
14
14
10
6
6
11

Precipitation Amount (mm)

0.02
0.03
0.04
0.23
0.07
0.18
0.38
0.49
0.48
0.21
0.09
0.09
0.14
0.17
0.14
0.11
0.11
0.12
0.14
0.13
0.07
0.03
0.02
0.04

Wind Speed/Direction (mph)

17
17
18
18
17
17
16
15
14
12
11
11
10
10
10
10
10
10
9
9
9
10
11
11

Chance of Frost

Temperature (°C)

19
19
20
19
19
18
18
17
16
16
15
14
14
13
13
13
12
12
12
12
12
14
15
16

Feels Like (°C)

19
19
20
19
19
18
18
17
16
16
15
14
14
13
13
13
12
12
12
12
12
14
15
16

Dew Point (°C)

9
9
9
10
10
9
9
10
10
9
10
10
10
10
10
10
9
9
9
9
10
10
10
10

Relative Humidity (%)

53
51
51
54
56
57
58
61
65
67
71
75
78
80
81
81
81
81
84
85
82
77
72
66

Pressure (mb)

1001
1001
1001
1001
1002
1002
1002
1002
1004
1004
1005
1006
1006
1007
1008
1008
1009
1009
1010
1010
1011
1011
1011
1012

Ozone (du)

350
347
348
350
351
350
348
346
345
344
344
344
345
346
347
349
350
351
351
350
348
346
344
346

Tuesday 20

Waning Gibbous 82%

22:14

10:56

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

Sun - Rise: 05:58, Set: 20:29, Transit: 13:13. Moon - Rise: 22:14, Set: 10:56. Civil Dark: 21:08 - 05:20. Nautical Dark: 21:57 - 04:31. Astro Dark: 22:58 - 03:31

Total Clouds (% Sky Obscured)

87
59
40
43
52
46
41
38
39
29
50
30
38
45
60
100
69
89
98
100
99
98
41
31

Low Clouds (% Sky Obscured)

85
54
22
13
28
31
27
22
23
11
36
16
26
34
49
100
35
44
62
63
85
95
19
23

Medium Clouds (% Sky Obscured)

23
27
32
39
45
37
33
33
34
26
38
22
23
30
43
41
63
81
88
99
98
71
34
23

High Clouds (% Sky Obscured)

0
1
0
0
1
0
0
1
0
0
0
2
0
0
0
0
7
52
95
93
27
2
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

15
17
15
11
8
9
10
10
9
11
12
13
14
15
13
10
8
9
12
12
9
4
2
4

Precipitation Amount (mm)

0.13
0.21
0.17
0.1
0.06
0.05
0.05
0.06
0.07
0.1
0.16
0.21
0.27
0.29
0.24
0.16
0.12
0.13
0.16
0.15
0.08
0.02
0.01
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
17
18
19
19
19
18
17
16
15
14
13
13
12
12
12
12
11
11
11
12
13
15
15

Feels Like (°C)

16
17
18
19
19
19
18
17
16
15
14
13
13
12
12
12
12
11
11
11
12
13
15
15

Dew Point (°C)

9
9
9
8
8
8
8
8
8
8
8
8
9
9
9
9
9
9
9
9
9
9
9
9

Relative Humidity (%)

62
58
54
50
48
48
50
54
58
63
68
73
77
79
80
81
82
82
85
86
83
77
71
67

Pressure (mb)

1012
1013
1013
1013
1014
1014
1014
1015
1015
1016
1016
1017
1017
1018
1018
1018
1019
1019
1019
1020
1020
1021
1021
1022

Ozone (du)

349
352
352
351
350
350
350
349
348
346
345
345
345
346
347
348
349
349
349
349
348
346
345
345

Wednesday 21

Waning Gibbous 74%

22:30

12:05

12 OK
13 Good
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 Good
08 Good
09 Good
10 Good
11 Good

Sun - Rise: 06:00, Set: 20:27, Transit: 13:13. Moon - Rise: 22:30, Set: 12:05. Civil Dark: 21:05 - 05:22. Nautical Dark: 21:55 - 04:33. Astro Dark: 22:54 - 03:35

Total Clouds (% Sky Obscured)

28
9
91
100
100
100
98
100
100
100
100
100
100
98
98
98
98
98
98
17
17
17
17
17

Low Clouds (% Sky Obscured)

27
9
23
34
48
22
27
36
36
36
36
36
36
2
2
2
2
2
2
1
1
1
1
1

Medium Clouds (% Sky Obscured)

9
2
14
74
99
99
94
100
100
100
100
100
100
36
36
36
36
36
36
16
16
16
16
16

High Clouds (% Sky Obscured)

0
0
90
100
98
69
91
60
60
60
60
60
60
98
98
98
98
98
98
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

5
8
10
11
11
10
8
8
7
6
4
3
3
3
4
6
6
6
0
0
0
0
0
0

Precipitation Amount (mm)

0.01
0.02
0.05
0.1
0.13
0.13
0.1
0.08
0.06
0.04
0.03
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
17
18
19
20
19
19
18
16
15
14
13
12
12
12
12
12
12
12
13
14
15
16
18

Feels Like (°C)

16
17
18
19
20
19
19
18
16
15
14
13
12
12
12
12
12
12
12
13
14
15
16
18

Dew Point (°C)

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

Relative Humidity (%)

65
63
59
56
53
53
54
57
62
67
71
73
75
77
79
80
80
82
86
86
84
81
76
70

Pressure (mb)

1022
1023
1023
1023
1023
1023
1023
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1024
1025
1025
1025

Ozone (du)

345
344
343
341
339
337
335
334
334
334
334
334
334
334
334
333
334
336
339
340
338
333
330
327

Thursday 22

Waning Gibbous 64%

22:48

12:05

12 Good
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: 06:02, Set: 20:25, Transit: 13:12. Moon - Rise: 22:48, Set: 12:05. Civil Dark: 21:03 - 05:24. Nautical Dark: 21:52 - 04:35. Astro Dark: 22:50 - 03:38

Total Clouds (% Sky Obscured)

17
98
98
98
98
98
98
97
97
97
97
97
97
99
99
99
99
99
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

1
26
26
26
26
26
26
4
4
4
4
4
4
84
84
84
84
84
84
99
99
99
99
99

Medium Clouds (% Sky Obscured)

16
42
42
42
42
42
42
58
58
58
58
58
58
94
94
94
94
94
94
99
99
99
99
99

High Clouds (% Sky Obscured)

0
97
97
97
97
97
97
95
95
95
95
95
95
52
52
52
52
52
52
85
85
85
85
85

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

3
3
5
10
13
10
8
5
3
3
5
5
7
11
17
16
17
31
41
34
17
9
9
8

Precipitation Amount (mm)

0.01
0.03
0.08
0.17
0.24
0.21
0.15
0.09
0.04
0.01
0.01
0.01
0.02
0.05
0.09
0.15
0.19
0.18
0.21
0.26
0.19
0.1
0.09
0.11

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
62
57
58
59
59
58
58
61
64
68
71
73
76
79
81
82
83
88
89
87
84
81
78

Pressure (mb)

1025
1024
1024
1024
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1023
1023
1023

Ozone (du)

325
324
324
324
324
324
324
324
325
326
326
325
323
321
319
318
316
315
314
314
314
315
315
314

Friday 23

Third Quarter 54%

23:08

13:15

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

Sun - Rise: 06:04, Set: 20:22, Transit: 13:12. Moon - Rise: 23:08, Set: 13:15. Civil Dark: 21:00 - 05:26. Nautical Dark: 21:49 - 04:38. Astro Dark: 22:47 - 03:41

Total Clouds (% Sky Obscured)

100
43
43
43
43
43
43
45
45
45
45
45
45
48
48
48
48
48
48
99
99
99
99
99

Low Clouds (% Sky Obscured)

99
26
26
26
26
26
26
33
33
33
33
33
33
6
6
6
6
6
6
99
99
99
99
99

Medium Clouds (% Sky Obscured)

99
29
29
29
29
29
29
33
33
33
33
33
33
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

85
10
10
10
10
10
10
5
5
5
5
5
5
45
45
45
45
45
45
4
4
4
4
4

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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 (%)

8
8
6
4
3
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
2
0

Precipitation Amount (mm)

0.12
0.11
0.09
0.05
0.03
0.02
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.01
0

Wind Speed/Direction (mph)

9
10
10
10
9
9
9
8
6
5
4
3
4
4
4
4
4
4
4
4
5
5
6
6

Chance of Frost

Temperature (°C)

18
19
20
21
22
21
21
20
18
17
16
15
14
14
13
13
12
12
11
11
13
15
17
18

Feels Like (°C)

18
19
20
21
22
21
21
20
18
17
16
15
14
14
13
13
12
12
11
11
13
15
17
18

Dew Point (°C)

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

Relative Humidity (%)

73
68
63
59
57
57
58
61
66
71
74
76
78
80
81
81
83
87
91
90
87
83
78
73

Pressure (mb)

1023
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1025
1025
1025
1025
1024
1024
1024
1025
1025
1025
1025
1025
1025

Ozone (du)

313
312
312
313
313
312
311
309
307
306
304
304
306
306
307
306
306
306
306
306
306
306
305
304

Saturday 24

Waning Crescent 43%

23:34

14:27

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

Sun - Rise: 06:05, Set: 20:20, Transit: 13:12. Moon - Rise: 23:34, Set: 14:27. Civil Dark: 20:58 - 05:28. Nautical Dark: 21:46 - 04:40. Astro Dark: 22:43 - 03:44

Total Clouds (% Sky Obscured)

99
5
5
5
5
5
5
19
19
19
19
19
19
1
1
1
1
1
1
15
15
15
15
15

Low Clouds (% Sky Obscured)

99
5
5
5
5
5
5
0
0
0
0
0
0
0
0
0
0
0
0
11
11
11
11
11

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
0
0
0
0
0

High Clouds (% Sky Obscured)

4
0
0
0
0
0
0
19
19
19
19
19
19
1
1
1
1
1
1
4
4
4
4
4

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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
0
0
1
1
1
0
0
0
0
1
1
1
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0.01
0.01
0.01
0
0
0
0
0.01
0.01
0.01
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
21
22
23
24
24
23
22
21
20
19
18
17
16
16
15
14
14
14
14
15
17
18
20

Feels Like (°C)

20
21
22
23
24
24
23
22
21
20
19
18
17
16
16
15
14
14
14
14
15
17
18
20

Dew Point (°C)

13
14
14
14
15
15
15
15
14
14
13
13
13
13
12
11
11
11
11
12
12
13
14
14

Relative Humidity (%)

66
62
59
57
57
58
59
61
65
69
71
74
77
79
79
78
78
81
85
85
82
78
74
69

Pressure (mb)

1024
1024
1023
1023
1023
1022
1022
1021
1021
1021
1021
1021
1021
1021
1020
1020
1019
1018
1019
1018
1018
1018
1018
1018

Ozone (du)

303
303
302
302
301
301
300
300
300
300
301
301
300
300
300
300
300
300
300
300
300
300
300
300

Forecast for High Legh, Cheshire East, UK (53.35,-2.45)

Generated: 18/08/19 02:01:10. Forecast: 18/08/19 to 24/08/19. Timezone: UTC+1.00