Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 18

Waning Gibbous 94%

21:38

08:37

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

Sun - Rise: 05:51, Set: 20:30, Transit: 13:09. Moon - Rise: 21:38, Set: 08:37. Civil Dark: 21:09 - 05:12. Nautical Dark: 21:59 - 04:22. Astro Dark: 23:02 - 03:20

Total Clouds (% Sky Obscured)

32
20
38
48
73
9
20
23
27
92
72
84
60
13
7
21
23
28
34
31
34
46
57
26

Low Clouds (% Sky Obscured)

30
20
36
43
46
0
3
6
5
8
6
1
2
2
2
6
12
15
8
4
6
13
15
12

Medium Clouds (% Sky Obscured)

8
1
14
33
71
9
20
23
27
22
19
13
7
13
6
20
20
26
32
31
32
37
32
10

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
90
66
81
57
0
0
0
0
0
0
0
0
15
38
15

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

6
4
4
4
3
3
3
4
22
56
0
0
0
0
0
0
0
0
0
0
0
0
7
7

Precipitation Amount (mm)

0.01
0.01
0.01
0
0.01
0.01
0.01
0.01
0.08
0.44
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.01

Wind Speed/Direction (mph)

15
12
19
19
19
16
14
15
12
11
10
8
9
9
9
9
10
10
10
11
13
15
16
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
57
44
42
41
47
54
52
55
60
67
76
80
81
85
85
81
80
84
84
79
72
66
61

Pressure (mb)

1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1001
1001
1001
1000
1000
1000
1001
1001
1001

Ozone (du)

332
336
336
336
335
333
331
329
328
327
327
329
332
334
338
340
341
342
343
344
348
353
355
353

Monday 19

Waning Gibbous 89%

21:54

09:45

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

Sun - Rise: 05:53, Set: 20:27, Transit: 13:09. Moon - Rise: 21:54, Set: 09:45. Civil Dark: 21:06 - 05:14. Nautical Dark: 21:57 - 04:24. Astro Dark: 22:58 - 03:24

Total Clouds (% Sky Obscured)

38
34
37
18
20
23
35
44
29
5
0
1
6
20
37
16
24
31
44
43
6
5
5
29

Low Clouds (% Sky Obscured)

16
21
22
10
14
15
12
16
1
1
0
1
3
3
1
0
0
1
38
43
4
5
2
19

Medium Clouds (% Sky Obscured)

37
30
31
16
13
22
33
42
29
4
0
1
5
6
3
10
24
31
8
0
0
0
4
24

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
16
34
6
0
0
0
0
2
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
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
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
None
None
None
Very Light Rain

Precipitation Probability (%)

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

Precipitation Amount (mm)

0.01
0.02
0.01
0.01
0.02
0.04
0.05
0.03
0.01
0
0.01
0.02
0.04
0.05
0.04
0.02
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
9
9
8
8
8
8
8
8
8
9
9
10
10
10
9
9
9
9
9
9
9
9
9

Relative Humidity (%)

56
53
51
50
51
53
52
54
58
63
67
72
76
79
80
81
81
82
84
85
80
74
68
64

Pressure (mb)

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

Ozone (du)

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

Tuesday 20

Waning Gibbous 82%

22:10

10:52

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

Sun - Rise: 05:54, Set: 20:25, Transit: 13:09. Moon - Rise: 22:10, Set: 10:52. Civil Dark: 21:04 - 05:16. Nautical Dark: 21:54 - 04:27. Astro Dark: 22:54 - 03:27

Total Clouds (% Sky Obscured)

34
49
31
25
34
31
34
34
26
13
28
21
9
2
2
5
57
100
100
98
98
98
97
98

Low Clouds (% Sky Obscured)

21
20
13
9
11
15
13
16
1
0
13
2
0
0
0
0
26
59
20
2
16
9
19
45

Medium Clouds (% Sky Obscured)

29
44
27
23
30
30
31
29
25
11
27
21
9
2
1
5
52
100
100
96
96
98
97
98

High Clouds (% Sky Obscured)

0
3
0
0
0
0
0
0
2
2
0
0
0
0
0
0
0
0
34
86
70
19
2
1

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

Precipitation Probability (%)

9
12
10
7
5
5
4
4
0
0
0
0
0
0
0
0
3
2
4
4
3
3
3
0

Precipitation Amount (mm)

0.05
0.09
0.08
0.06
0.04
0.03
0.02
0.01
0
0
0
0
0
0
0
0
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
9
9
8
7
7
7
7
7
7
7
8
8
8
8
8
8
9
9
9
9
9
9
9

Relative Humidity (%)

62
59
54
48
45
47
48
52
56
62
66
71
76
79
81
82
82
83
86
86
82
76
69
65

Pressure (mb)

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

Ozone (du)

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

Wednesday 21

Waning Gibbous 74%

22:26

12:01

12 Bad
13 OK
14 OK
15 Good
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 OK
08 OK
09 OK
10 OK
11 OK

Sun - Rise: 05:56, Set: 20:23, Transit: 13:09. Moon - Rise: 22:26, Set: 12:01. Civil Dark: 21:01 - 05:18. Nautical Dark: 21:51 - 04:29. Astro Dark: 22:50 - 03:30

Total Clouds (% Sky Obscured)

76
40
27
6
92
97
95
88
88
88
88
88
88
98
98
98
98
98
98
27
27
27
27
27

Low Clouds (% Sky Obscured)

19
25
23
3
16
73
9
7
7
7
7
7
7
0
0
0
0
0
0
13
13
13
13
13

Medium Clouds (% Sky Obscured)

73
30
15
2
13
72
95
62
62
62
62
62
62
41
41
41
41
41
41
22
22
22
22
22

High Clouds (% Sky Obscured)

3
0
0
2
91
73
52
73
73
73
73
73
73
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
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
4
5
6
5
4
4
3
3
3
3
3
3
5
5
5
5
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0.01
0.03
0.07
0.07
0.05
0.04
0.03
0.02
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
17
18
19
19
19
19
18
16
14
13
12
11
11
10
10
10
10
10
11
12
14
16
18

Feels Like (°C)

16
17
18
19
19
19
19
18
16
14
13
12
11
11
10
10
10
10
10
11
12
14
16
18

Dew Point (°C)

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

Relative Humidity (%)

61
59
55
51
48
49
50
53
59
66
70
74
77
80
82
83
85
87
90
89
86
81
74
67

Pressure (mb)

1021
1021
1022
1022
1023
1023
1023
1023
1024
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1024
1025
1025
1025

Ozone (du)

348
346
345
344
343
341
338
336
335
336
336
335
334
333
332
332
332
333
334
336
337
338
338
334

Thursday 22

Waning Gibbous 64%

22:44

12:01

12 OK
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: 05:58, Set: 20:21, Transit: 13:08. Moon - Rise: 22:44, Set: 12:01. Civil Dark: 20:59 - 05:20. Nautical Dark: 21:48 - 04:31. Astro Dark: 22:47 - 03:34

Total Clouds (% Sky Obscured)

27
72
72
72
72
72
72
97
97
97
97
97
97
86
86
86
86
86
86
99
99
99
99
99

Low Clouds (% Sky Obscured)

13
9
9
9
9
9
9
2
2
2
2
2
2
0
0
0
0
0
0
92
92
92
92
92

Medium Clouds (% Sky Obscured)

22
32
32
32
32
32
32
20
20
20
20
20
20
83
83
83
83
83
83
79
79
79
79
79

High Clouds (% Sky Obscured)

0
60
60
60
60
60
60
97
97
97
97
97
97
22
22
22
22
22
22
94
94
94
94
94

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
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
Very Light Rain
None
None

Precipitation Probability (%)

0
0
3
7
11
10
5
3
2
0
1
2
3
4
4
5
6
8
12
17
13
6
4
2

Precipitation Amount (mm)

0
0
0.02
0.12
0.21
0.15
0.06
0.03
0.01
0
0.01
0.01
0.01
0.02
0.02
0.03
0.05
0.06
0.08
0.09
0.07
0.04
0.02
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
11
12
12
12
11
11
10
10
10
10
10
10
10
10
10
11
11
11
12
12
12
12
12

Relative Humidity (%)

62
59
59
63
65
64
62
59
61
64
68
72
74
77
78
80
81
84
88
89
87
85
80
73

Pressure (mb)

1024
1024
1024
1024
1024
1024
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1023
1023
1023
1023

Ozone (du)

328
324
323
324
324
324
323
323
324
326
327
326
324
322
320
319
317
316
314
313
314
314
314
314

Friday 23

Third Quarter 54%

23:04

13:11

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 OK
09 OK
10 OK
11 OK

Sun - Rise: 06:00, Set: 20:19, Transit: 13:08. Moon - Rise: 23:04, Set: 13:11. Civil Dark: 20:57 - 05:22. Nautical Dark: 21:45 - 04:34. Astro Dark: 22:43 - 03:37

Total Clouds (% Sky Obscured)

99
82
82
82
82
82
82
76
76
76
76
76
76
59
59
59
59
59
59
45
45
45
45
45

Low Clouds (% Sky Obscured)

92
12
12
12
12
12
12
0
0
0
0
0
0
0
0
0
0
0
0
5
5
5
5
5

Medium Clouds (% Sky Obscured)

79
5
5
5
5
5
5
34
34
34
34
34
34
0
0
0
0
0
0
41
41
41
41
41

High Clouds (% Sky Obscured)

94
80
80
80
80
80
80
69
69
69
69
69
69
59
59
59
59
59
59
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
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 (%)

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
61
57
54
52
53
56
58
62
68
74
77
80
82
84
85
87
90
93
91
87
79
70
66

Pressure (mb)

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

Ozone (du)

313
312
312
312
311
311
310
309
308
306
305
305
306
306
306
306
306
306
306
305
305
305
305
305

Saturday 24

Waning Crescent 43%

23:30

14:23

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

Sun - Rise: 06:01, Set: 20:16, Transit: 13:08. Moon - Rise: 23:30, Set: 14:23. Civil Dark: 20:54 - 05:24. Nautical Dark: 21:42 - 04:36. Astro Dark: 22:39 - 03:40

Total Clouds (% Sky Obscured)

45
1
1
1
1
1
1
41
41
41
41
41
41
26
26
26
26
26
26
33
33
33
33
33

Low Clouds (% Sky Obscured)

5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
7
7
7
7

Medium Clouds (% Sky Obscured)

41
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)

0
0
0
0
0
0
0
41
41
41
41
41
41
26
26
26
26
26
26
28
28
28
28
28

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
1
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
0.01
0
0
0
0.01
0.01
0.01
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
21
22
23
23
23
23
22
20
19
17
16
16
15
14
13
13
12
12
13
15
17
19
20

Feels Like (°C)

20
21
22
23
23
23
23
22
20
19
17
16
16
15
14
13
13
12
12
13
15
17
19
20

Dew Point (°C)

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

Relative Humidity (%)

62
58
54
52
50
51
53
55
60
66
71
73
74
76
78
80
83
87
89
89
84
74
65
62

Pressure (mb)

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

Ozone (du)

304
304
303
302
301
301
300
300
299
298
298
298
299
299
299
299
299
299
300
300
300
300
299
299

Forecast for Sheffield, South Yorkshire, UK (53.38,-1.47)

Generated: 18/08/19 02:12:09. Forecast: 18/08/19 to 24/08/19. Timezone: UTC+1.00