Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 19

Waxing Gibbous 65%

15:39

00:23

12 Good
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 Good
21 Good
22 Good
23 OK
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: 05:55, Set: 20:25, Transit: 13:09. Moon - Rise: 15:39, Set: 00:23. Civil Dark: 21:03 - 05:16. Nautical Dark: 21:53 - 04:27. Astro Dark: 22:53 - 03:28

Total Clouds (% Sky Obscured)

8
63
95
97
82
96
84
42
8
6
13
39
74
80
76
43
42
85
88
99
58
52
66
85

Low Clouds (% Sky Obscured)

8
51
84
96
82
96
84
42
8
6
13
39
74
73
59
33
33
55
85
99
45
9
38
45

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
1
1
1
1
0
0
1
4
2
9
23
36
66
78
53
49
58
81

High Clouds (% Sky Obscured)

0
27
71
25
3
0
0
0
0
0
0
0
0
18
52
15
8
65
1
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
8
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

Precipitation Type

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

Precipitation Probability (%)

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

Precipitation Amount (mm)

0.03
0.02
0.01
0
0
0
0
0
0
0
0
0
0.01
0.02
0.02
0.02
0.02
0.01
0.01
0.01
0.02
0.07
0.06
0.06

Wind Speed/Direction (mph)

16
16
16
27
20
16
13
12
11
9
8
6
5
5
4
4
3
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
76
73
66
69
72
73
74
76
79
82
85
87
89
89
89
89
91
91
90
88
87
83
78

Pressure (mb)

1014
1014
1014
1015
1015
1016
1016
1016
1017
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020

Ozone (du)

305
306
308
303
304
306
307
308
308
308
307
305
302
299
298
296
296
295
295
296
295
295
296
296

Monday 20

Waxing Gibbous 74%

16:40

01:01

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 OK
07 OK
08 Good
09 Good
10 Bad
11 Bad

Sun - Rise: 05:57, Set: 20:22, Transit: 13:09. Moon - Rise: 16:40, Set: 01:01. Civil Dark: 21:01 - 05:18. Nautical Dark: 21:50 - 04:30. Astro Dark: 22:49 - 03:31

Total Clouds (% Sky Obscured)

95
73
91
93
95
91
69
48
66
78
85
97
100
88
100
100
100
70
38
23
13
15
79
98

Low Clouds (% Sky Obscured)

60
52
79
59
70
37
35
36
55
66
78
96
99
86
100
99
90
38
26
22
13
14
79
98

Medium Clouds (% Sky Obscured)

91
53
44
83
83
81
63
39
58
57
52
45
50
66
100
100
99
67
30
14
6
2
0
0

High Clouds (% Sky Obscured)

16
19
45
40
53
52
1
0
0
0
0
0
0
0
0
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

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
3
4
5
4
4
4
4
4
3
3
3
3
2
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.03
0.04
0.05
0.08
0.1
0.12
0.09
0.08
0.07
0.07
0.06
0.06
0.07
0.07
0.04
0.01
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

15
15
15
16
16
16
16
16
16
16
16
16
16
16
16
15
15
15
14
14
15
15
15
16

Relative Humidity (%)

70
64
62
65
68
71
71
73
76
80
83
86
88
89
89
89
89
89
90
89
85
80
74
69

Pressure (mb)

1020
1019
1019
1019
1019
1018
1018
1018
1018
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

296
296
296
297
297
298
298
299
300
300
301
300
299
299
299
298
298
298
299
299
299
298
298
298

Tuesday 21

Waxing Gibbous 82%

17:35

01:45

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

Sun - Rise: 05:58, Set: 20:20, Transit: 13:08. Moon - Rise: 17:35, Set: 01:45. Civil Dark: 20:58 - 05:20. Nautical Dark: 21:47 - 04:32. Astro Dark: 22:46 - 03:34

Total Clouds (% Sky Obscured)

73
70
89
84
66
93
63
4
9
3
3
2
2
1
2
2
11
6
2
31
31
31
31
31

Low Clouds (% Sky Obscured)

73
70
89
84
66
93
63
4
9
3
3
2
2
1
2
2
1
1
2
2
2
2
2
2

Medium Clouds (% Sky Obscured)

0
0
0
2
0
0
1
0
0
1
0
0
0
0
0
1
10
5
1
1
1
1
1
1

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
1
1
30
30
30
30
30

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
9
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
6
8
8

Precipitation Amount (mm)

0.01
0.01
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.06
0.1
0.07

Wind Speed/Direction (mph)

5
7
7
8
9
9
9
8
6
4
4
4
4
5
6
7
8
8
9
9
12
13
13
13

Chance of Frost

Temperature (°C)

23
24
24
25
25
25
24
23
22
20
18
17
17
16
16
16
16
16
16
17
18
19
20
20

Feels Like (°C)

23
24
24
25
25
25
24
23
22
20
18
17
17
16
16
16
16
16
16
17
18
19
20
20

Dew Point (°C)

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

Relative Humidity (%)

64
61
57
55
54
55
57
59
65
71
76
79
81
83
86
87
88
89
90
88
84
80
78
77

Pressure (mb)

1018
1017
1017
1016
1016
1016
1015
1015
1016
1016
1016
1016
1016
1016
1016
1015
1015
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

297
297
297
297
297
297
297
297
298
299
300
301
301
301
301
299
298
297
297
297
296
295
296
300

Wednesday 22

Waxing Gibbous 89%

18:23

02:36

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: 06:00, Set: 20:18, Transit: 13:08. Moon - Rise: 18:23, Set: 02:36. Civil Dark: 20:56 - 05:22. Nautical Dark: 21:44 - 04:34. Astro Dark: 22:42 - 03:37

Total Clouds (% Sky Obscured)

31
96
96
96
96
96
96
69
69
69
69
69
69
57
57
57
57
57
57
93
93
93
93
93

Low Clouds (% Sky Obscured)

2
64
64
64
64
64
64
63
63
63
63
63
63
37
37
37
37
37
37
2
2
2
2
2

Medium Clouds (% Sky Obscured)

1
84
84
84
84
84
84
31
31
31
31
31
31
30
30
30
30
30
30
50
50
50
50
50

High Clouds (% Sky Obscured)

30
48
48
48
48
48
48
0
0
0
0
0
0
20
20
20
20
20
20
88
88
88
88
88

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
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 (%)

9
0
0
0
0
0
1
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3

Precipitation Amount (mm)

0.02
0
0
0
0
0
0.01
0.02
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
71
67
64
64
64
63
62
63
65
68
73
77
80
83
85
86
87
87
85
79
71
65
62

Pressure (mb)

1014
1014
1013
1013
1014
1014
1014
1014
1015
1015
1016
1016
1016
1016
1016
1015
1015
1015
1014
1014
1014
1013
1013
1012

Ozone (du)

306
310
310
309
307
306
304
303
303
303
303
303
303
303
304
305
306
306
306
307
307
308
310
312

Thursday 23

Waxing Gibbous 94%

19:03

03:33

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 OK
08 OK
09 OK
10 OK
11 OK

Sun - Rise: 06:02, Set: 20:16, Transit: 13:08. Moon - Rise: 19:03, Set: 03:33. Civil Dark: 20:54 - 05:24. Nautical Dark: 21:42 - 04:36. Astro Dark: 22:38 - 03:41

Total Clouds (% Sky Obscured)

93
73
73
73
73
73
73
100
100
100
100
100
100
45
45
45
45
45
45
20
20
20
20
20

Low Clouds (% Sky Obscured)

2
35
35
35
35
35
35
45
45
45
45
45
45
0
0
0
0
0
0
2
2
2
2
2

Medium Clouds (% Sky Obscured)

50
0
0
0
0
0
0
9
9
9
9
9
9
0
0
0
0
0
0
1
1
1
1
1

High Clouds (% Sky Obscured)

88
60
60
60
60
60
60
99
99
99
99
99
99
45
45
45
45
45
45
18
18
18
18
18

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
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 (%)

4
5
5
7
10
8
5
5
5
3
3
3
5
5
7
12
17
20
23
26
26
20
19
20

Precipitation Amount (mm)

0.04
0.06
0.04
0.02
0.02
0.02
0.03
0.03
0.02
0.01
0.01
0.01
0.02
0.03
0.04
0.07
0.1
0.13
0.15
0.15
0.11
0.07
0.06
0.06

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
18
19
18
17
16
15
14
14
13
12
12
11
11
11
10
10
10
10
10
11
12
13
14

Feels Like (°C)

18
18
19
18
17
16
15
14
14
13
12
12
11
11
11
10
10
10
8
10
11
12
13
14

Dew Point (°C)

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

Relative Humidity (%)

59
57
57
59
63
65
66
66
66
67
69
72
75
78
80
82
84
85
86
85
82
79
76
71

Pressure (mb)

1012
1011
1011
1011
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

314
316
318
320
323
328
334
340
345
351
355
356
355
355
356
357
357
354
350
347
346
347
347
347

Friday 24

Waxing Gibbous 98%

19:36

04:36

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 Good
08 Good
09 Good
10 Good
11 Good

Sun - Rise: 06:04, Set: 20:13, Transit: 13:08. Moon - Rise: 19:36, Set: 04:36. Civil Dark: 20:51 - 05:26. Nautical Dark: 21:39 - 04:39. Astro Dark: 22:35 - 03:44

Total Clouds (% Sky Obscured)

20
99
99
99
99
99
99
68
68
68
68
68
68
91
91
91
91
91
91
3
3
3
3
3

Low Clouds (% Sky Obscured)

2
71
71
71
71
71
71
1
1
1
1
1
1
2
2
2
2
2
2
0
0
0
0
0

Medium Clouds (% Sky Obscured)

1
96
96
96
96
96
96
58
58
58
58
58
58
91
91
91
91
91
91
3
3
3
3
3

High Clouds (% Sky Obscured)

18
89
89
89
89
89
89
48
48
48
48
48
48
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
9
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

24
25
19
12
11
12
14
14
11
7
5
2
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.1
0.16
0.15
0.11
0.09
0.09
0.1
0.11
0.08
0.04
0.02
0.01
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
15
15
15
15
14
14
13
12
11
10
9
9
8
7
7
7
7
7
7
8
8
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
8
8
7
7
7
8
8
8
8
8
8
7
7
7
7
7
7
7
7
7
7
7
7

Relative Humidity (%)

66
61
56
53
52
56
61
64
68
72
75
77
79
80
82
85
87
88
89
86
79
72
67
64

Pressure (mb)

1011
1011
1012
1012
1012
1012
1013
1013
1014
1014
1015
1015
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017

Ozone (du)

348
348
349
351
352
352
351
350
347
344
340
336
332
328
325
322
320
319
318
318
319
320
320
321

Saturday 25

Waxing Gibbous 100%

20:04

05:41

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

Sun - Rise: 06:05, Set: 20:11, Transit: 13:07. Moon - Rise: 20:04, Set: 05:41. Civil Dark: 20:49 - 05:28. Nautical Dark: 21:36 - 04:41. Astro Dark: 22:31 - 03:47

Total Clouds (% Sky Obscured)

3
95
95
95
95
95
95
23
23
23
23
23
23
98
98
98
98
98
98
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
94
94
94
94
94
94
15
15
15
15
15
15
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

3
77
77
77
77
77
77
22
22
22
22
22
22
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
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

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

Precipitation Probability (%)

6
8
7
5
5
7
9
10
11
11
9
6
5
4
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
15
16
16
17
16
15
14
14
12
12
11
11
11
10
10
7
6
5
6
7
12
14
15

Dew Point (°C)

7
7
7
7
7
7
7
7
7
8
8
8
8
8
8
8
7
7
6
6
6
6
6
6

Relative Humidity (%)

62
59
55
52
51
53
57
61
66
72
77
80
83
85
85
85
86
88
89
85
77
68
61
56

Pressure (mb)

1017
1017
1016
1016
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1014
1014
1014
1014
1014
1014
1013

Ozone (du)

321
321
322
323
324
324
324
324
323
321
321
322
323
324
323
321
320
319
319
319
318
317
316
315

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

Generated: 19/08/18 15:09:36. Forecast: 19/08/18 to 25/08/18. Timezone: UTC+1.00