Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 18

Waning Crescent 7%

02:54

18:12

11 OK
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

Sun - Rise: 05:56, Set: 20:28, Transit: 13:11. Moon - Rise: 02:54, Set: 18:12. Civil Dark: 21:06 - 05:17. Nautical Dark: 21:56 - 04:28. Astro Dark: 22:57 - 03:28

Total Clouds (% Sky Obscured)

38
43
48
50
62
63
34
43
58
91
88
59
100
100
99
100
100
100
57
100
52
54
74
66

Low Clouds (% Sky Obscured)

27
23
14
26
31
34
27
34
27
28
22
50
100
100
99
100
100
99
47
100
51
51
72
56

Medium Clouds (% Sky Obscured)

22
29
28
34
39
43
23
27
17
38
80
18
100
38
39
27
27
38
45
32
25
21
16
38

High Clouds (% Sky Obscured)

8
13
27
24
37
34
1
2
39
84
34
20
2
7
9
1
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
9
8
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
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
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
None
None

Precipitation Probability (%)

0
9
13
20
29
35
37
37
37
41
46
47
39
26
13
9
9
10
9
8
7
6
5
5

Precipitation Amount (mm)

0
0.32
0.29
0.28
0.56
0.81
0.82
0.71
0.63
0.72
1
1.14
0.83
0.41
0.2
0.17
0.17
0.18
0.16
0.15
0.14
0.12
0.11
0.12

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
72
70
70
69
68
68
69
73
78
85
90
93
94
94
93
90
88
88
88
88
87
85
83

Pressure (mb)

1008
1008
1008
1008
1008
1008
1008
1008
1007
1008
1008
1008
1008
1009
1010
1010
1011
1012
1012
1013
1013
1013
1014
1014

Ozone (du)

361
364
365
365
365
364
365
366
366
366
365
363
359
355
351
349
347
346
345
345
346
346
347
347

Saturday 19

Waning Crescent 7%

04:05

19:03

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

Sun - Rise: 05:57, Set: 20:26, Transit: 13:11. Moon - Rise: 04:05, Set: 19:03. Civil Dark: 21:04 - 05:19. Nautical Dark: 21:53 - 04:30. Astro Dark: 22:53 - 03:32

Total Clouds (% Sky Obscured)

63
57
59
70
66
63
56
54
38
33
8
6
2
2
2
93
97
97
98
93
50
84
91
88

Low Clouds (% Sky Obscured)

55
24
29
38
17
38
20
27
25
18
5
5
2
2
2
31
25
25
31
32
27
22
33
23

Medium Clouds (% Sky Obscured)

38
52
57
68
64
56
52
48
31
31
6
1
0
0
0
0
0
0
0
0
0
0
2
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
92
96
97
98
90
41
81
88
84

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

7
10
12
9
6
4
3
2
2
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.14
0.18
0.2
0.17
0.13
0.1
0.09
0.08
0.07
0.05
0.05
0.05
0.05
0.04
0.04
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
81
80
79
76
73
72
72
74
76
78
79
81
83
84
84
83
82
82
83
83
80
76
72

Pressure (mb)

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

Ozone (du)

347
347
347
345
343
341
337
334
331
331
331
331
329
327
325
324
323
321
319
317
315
312
309
307

Sunday 20

Waning Crescent 2%

05:21

19:45

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

Sun - Rise: 05:59, Set: 20:23, Transit: 13:10. Moon - Rise: 05:21, Set: 19:45. Civil Dark: 21:02 - 05:21. Nautical Dark: 21:51 - 04:33. Astro Dark: 22:49 - 03:35

Total Clouds (% Sky Obscured)

61
96
98
100
100
100
100
99
100
100
100
100
100
100
98
82
35
33
31
95
99
99
99
99

Low Clouds (% Sky Obscured)

34
45
31
93
99
31
0
0
1
0
1
2
0
1
5
2
8
27
13
38
80
80
80
80

Medium Clouds (% Sky Obscured)

0
53
94
98
98
99
99
97
99
96
99
100
100
100
84
15
2
12
6
6
55
55
55
55

High Clouds (% Sky Obscured)

41
93
93
100
98
100
99
98
99
100
100
100
100
98
95
81
30
1
18
93
98
98
98
98

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
9
7
5
3
4
5
6
5
5
4
4
4
4
5
5
6

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
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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
3
12
20
22
22
21
16
8
5
3
3
3
3
3

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.07
0.16
0.25
0.35
0.39
0.32
0.21
0.13
0.1
0.07
0.06
0.07
0.08
0.08

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
65
63
62
61
61
60
62
64
67
70
73
76
80
83
83
82
81
81
82
82
82
81
80

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1020
1020
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

305
304
302
300
298
296
295
295
295
295
296
296
296
296
295
294
293
292
291
291
291
290
290
289

Monday 21

New Moon 0%

06:38

20:18

11 Bad
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

Sun - Rise: 06:01, Set: 20:21, Transit: 13:10. Moon - Rise: 06:38, Set: 20:18. Civil Dark: 20:59 - 05:23. Nautical Dark: 21:48 - 04:35. Astro Dark: 22:46 - 03:38

Total Clouds (% Sky Obscured)

99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

80
80
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

55
55
91
91
91
91
91
91
96
96
96
96
96
96
1
1
1
1
1
1
3
3
3
3

High Clouds (% Sky Obscured)

98
98
2
2
2
2
2
2
87
87
87
87
87
87
23
23
23
23
23
23
9
9
9
9

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
100
100
100
100
100
100
100
100
100
100

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 (%)

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

Precipitation Amount (mm)

0.04
0
0
0
0.08
0.15
0.14
0.1
0.07
0.03
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
83
85
84
82
79
78
81
84
88
93
95
95
94
93
93
93
92
91
92
93
92
89
86

Pressure (mb)

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

Ozone (du)

289
289
289
289
290
290
289
289
288
287
287
286
286
285
285
284
284
283
283
283
284
284
284
285

Tuesday 22

Waxing Crescent 1%

07:54

20:47

11 Bad
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

Sun - Rise: 06:03, Set: 20:19, Transit: 13:10. Moon - Rise: 07:54, Set: 20:47. Civil Dark: 20:57 - 05:25. Nautical Dark: 21:45 - 04:37. Astro Dark: 22:42 - 03:41

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
74
74
74
74

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
26
26
26
26

Medium Clouds (% Sky Obscured)

3
3
0
0
0
0
0
0
1
1
1
1
1
1
8
8
8
8
8
8
0
0
0
0

High Clouds (% Sky Obscured)

9
9
85
85
85
85
85
85
95
95
95
95
95
95
2
2
2
2
2
2
68
68
68
68

ISS Passover

Visibility (miles)

10
10
10
9
7
5
9
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

100
100
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
4
7
8
10
11
12
12
12
12
6
2
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0.14
0.31
0.46
0.62
0.71
0.63
0.48
0.35
0.23
0.12
0.05
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
80
78
76
74
72
72
74
78
81
84
86
88
91
92
90
87
84
82
83
84
83
82
80

Pressure (mb)

1016
1016
1015
1015
1014
1013
1013
1013
1012
1012
1012
1012
1012
1011
1011
1011
1011
1010
1010
1010
1010
1011
1011
1011

Ozone (du)

284
284
284
284
284
284
285
286
288
292
296
299
302
305
307
309
310
311
313
315
317
318
319
321

Wednesday 23

Waxing Crescent 4%

09:08

21:12

11 Bad
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

Sun - Rise: 06:04, Set: 20:17, Transit: 13:10. Moon - Rise: 09:08, Set: 21:12. Civil Dark: 20:54 - 05:27. Nautical Dark: 21:42 - 04:39. Astro Dark: 22:38 - 03:44

Total Clouds (% Sky Obscured)

74
74
100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
99
99
99
100
100
100
100

Low Clouds (% Sky Obscured)

26
26
100
100
100
100
100
100
98
98
98
98
98
98
98
98
98
98
98
98
100
100
100
100

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

68
68
91
91
91
91
91
91
92
92
92
92
92
92
70
70
70
70
70
70
63
63
63
63

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

1
2
3
5
8
9
8
5
3
1
0
0
0
0
0
1
1
1
0
0
0
0
0
0

Precipitation Amount (mm)

0.03
0.05
0.08
0.13
0.2
0.23
0.2
0.12
0.07
0.03
0
0
0
0
0
0.03
0.03
0.03
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
13
13
13
13
12
12
12
12
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11

Relative Humidity (%)

78
75
73
72
70
68
68
69
71
73
75
77
80
82
84
85
85
84
83
81
80
78
76
75

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013

Ozone (du)

324
327
330
331
332
333
334
336
338
339
341
341
340
339
337
335
332
329
326
322
319
316
314
313

Thursday 24

Waxing Crescent 10%

10:20

21:35

11 Bad
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 Good
08 Good
09 Good
10 Good

Sun - Rise: 06:06, Set: 20:14, Transit: 13:09. Moon - Rise: 10:20, Set: 21:35. Civil Dark: 20:52 - 05:29. Nautical Dark: 21:39 - 04:42. Astro Dark: 22:35 - 03:47

Total Clouds (% Sky Obscured)

100
100
88
88
88
88
88
88
99
99
99
99
99
99
77
77
77
77
77
77
0
0
0
0

Low Clouds (% Sky Obscured)

100
100
84
84
84
84
84
84
0
0
0
0
0
0
13
13
13
13
13
13
0
0
0
0

Medium Clouds (% Sky Obscured)

2
2
48
48
48
48
48
48
52
52
52
52
52
52
1
1
1
1
1
1
0
0
0
0

High Clouds (% Sky Obscured)

63
63
9
9
9
9
9
9
98
98
98
98
98
98
74
74
74
74
74
74
0
0
0
0

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

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

Precipitation Amount (mm)

0
0.06
0.1
0.1
0.08
0.06
0.05
0.05
0.07
0.07
0.06
0.04
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
72
71
70
68
66
66
69
72
74
75
76
77
79
81
82
83
83
83
85
85
83
79
75

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

313
313
313
313
312
312
313
313
314
315
315
315
315
314
313
313
312
312
311
311
311
311
311
311

Forecast for Buxton, Derbyshire, UK (53.26,-1.91)

Generated: 18/08/17 11:50:26. Forecast: 18/08/17 to 24/08/17. Timezone: UTC+1.00