Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 18

Waning Crescent 7%

03:10

18:07

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

Sun - Rise: 06:07, Set: 20:26, Transit: 13:16. Moon - Rise: 03:10, Set: 18:07. Civil Dark: 21:02 - 05:31. Nautical Dark: 21:47 - 04:46. Astro Dark: 22:40 - 03:54

Total Clouds (% Sky Obscured)

45
48
77
48
58
48
50
56
93
63
41
35
46
41
34
21
15
13
32
36
41
23
13
50

Low Clouds (% Sky Obscured)

27
32
44
27
37
23
30
19
15
0
20
35
45
40
25
16
13
11
20
25
10
16
9
29

Medium Clouds (% Sky Obscured)

37
41
50
22
23
39
40
18
14
44
20
1
9
23
25
14
6
5
27
25
40
16
10
42

High Clouds (% Sky Obscured)

0
2
58
29
38
5
0
41
91
38
18
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

Precipitation Type

None
Light Rain
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 (%)

0
6
9
6
5
4
3
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0.54
1.23
0.15
0.14
0.12
0.09
0.05
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
11
11
11
10
10
10
10
10
10
10
10
10
11
11
11
11
11
11
11
11
11
11
11

Relative Humidity (%)

76
69
68
69
69
69
69
70
72
75
78
81
83
85
86
85
83
83
85
88
88
85
80
74

Pressure (mb)

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

Ozone (du)

351
360
367
368
367
365
360
354
349
348
348
348
347
345
344
345
346
346
345
343
342
341
340
338

Saturday 19

Waning Crescent 7%

04:20

18:58

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

Sun - Rise: 06:09, Set: 20:24, Transit: 13:15. Moon - Rise: 04:20, Set: 18:58. Civil Dark: 20:59 - 05:33. Nautical Dark: 21:45 - 04:48. Astro Dark: 22:37 - 03:57

Total Clouds (% Sky Obscured)

39
10
14
25
9
43
21
24
74
96
91
43
17
71
59
33
16
94
55
88
73
71
95
100

Low Clouds (% Sky Obscured)

27
7
14
25
9
43
21
24
68
15
1
2
1
2
3
2
1
1
0
2
6
8
31
19

Medium Clouds (% Sky Obscured)

32
5
0
3
0
0
0
0
0
0
0
22
13
24
4
2
1
2
8
15
37
63
95
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
19
95
91
28
6
63
58
31
15
94
53
87
69
21
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
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
6
7

Precipitation Amount (mm)

0
0
0.04
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.05
0.08
0.1
0.11

Wind Speed/Direction (mph)

15
15
16
16
16
17
15
15
15
14
12
12
11
11
11
9
9
9
7
7
8
8
9
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
67
66
67
67
67
66
67
69
72
75
78
81
82
82
82
82
83
84
86
87
86
82
80

Pressure (mb)

1020
1020
1021
1021
1021
1021
1021
1021
1021
1022
1022
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1023
1023
1023

Ozone (du)

335
330
326
323
321
318
316
314
313
312
311
310
309
308
306
305
303
301
300
298
297
296
295
293

Sunday 20

Waning Crescent 2%

05:34

19:41

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: 06:10, Set: 20:22, Transit: 13:15. Moon - Rise: 05:34, Set: 19:41. Civil Dark: 20:57 - 05:35. Nautical Dark: 21:42 - 04:50. Astro Dark: 22:33 - 03:59

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)

10
97
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)

99
93
100
90
68
70
96
96
77
71
69
56
45
98
49
90
44
4
4
11
18
18
18
18

High Clouds (% Sky Obscured)

0
62
44
63
29
0
0
0
0
12
4
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

7
9
13
16
17
16
13
9
6
3
2
1
1
1
1
1
1
1
0
0
0
0
0
0

Precipitation Amount (mm)

0.11
0.13
0.19
0.22
0.23
0.22
0.19
0.15
0.11
0.07
0.05
0.03
0.03
0.03
0.03
0.03
0.04
0.04
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
80
82
85
87
88
87
87
88
89
92
94
96
97
97
96
95
94
94
95
96
95
91
86

Pressure (mb)

1023
1023
1023
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1022
1022

Ozone (du)

292
290
288
288
288
288
288
288
288
288
288
287
287
287
287
287
286
285
285
284
284
283
283
283

Monday 21

New Moon 0%

06:48

20:17

11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 OK
21 OK
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: 06:12, Set: 20:20, Transit: 13:15. Moon - Rise: 06:48, Set: 20:17. Civil Dark: 20:55 - 05:36. Nautical Dark: 21:40 - 04:52. Astro Dark: 22:30 - 04:02

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
40
40
40
40
40
40
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
39
39
39
39
39
39
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

18
18
13
13
13
13
13
13
0
0
0
0
0
0
0
0
0
0
0
0
6
6
6
6

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
21
21
21
21
21
21
69
69
69
69

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
9
7
6
4
4
4
3
4
4
4
9
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

20
21
21
21
21
21
21
20
20
19
18
17
16
16
16
16
16
16
16
16
16
16
18
19

Feels Like (°C)

20
21
21
21
21
21
21
20
20
19
18
17
17
16
16
16
16
16
16
16
16
17
18
19

Dew Point (°C)

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

Relative Humidity (%)

82
79
78
79
79
79
79
81
83
86
89
92
93
93
92
91
90
89
91
95
99
98
93
88

Pressure (mb)

1022
1022
1022
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1018
1018
1017
1017
1017
1017
1016
1016

Ozone (du)

283
283
283
283
284
284
284
284
284
284
284
284
285
285
285
285
284
284
284
285
285
285
285
285

Tuesday 22

Waxing Crescent 1%

08:02

20:48

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

Sun - Rise: 06:13, Set: 20:18, Transit: 13:15. Moon - Rise: 08:02, Set: 20:48. Civil Dark: 20:53 - 05:38. Nautical Dark: 21:37 - 04:54. Astro Dark: 22:27 - 04:04

Total Clouds (% Sky Obscured)

100
100
88
88
88
88
88
88
19
19
19
19
19
19
77
77
77
77
77
77
99
99
99
99

Low Clouds (% Sky Obscured)

100
100
48
48
48
48
48
48
16
16
16
16
16
16
0
0
0
0
0
0
6
6
6
6

Medium Clouds (% Sky Obscured)

6
6
30
30
30
30
30
30
0
0
0
0
0
0
1
1
1
1
1
1
44
44
44
44

High Clouds (% Sky Obscured)

69
69
75
75
75
75
75
75
3
3
3
3
3
3
77
77
77
77
77
77
98
98
98
98

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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
80
78
78
78
77
77
78
81
84
89
92
94
95
95
93
90
88
87
88
89
87
82
77

Pressure (mb)

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

Ozone (du)

285
284
284
285
285
285
286
286
287
288
289
289
290
291
292
292
293
294
295
297
299
301
303
304

Wednesday 23

Waxing Crescent 4%

09:14

21:15

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: 06:15, Set: 20:16, Transit: 13:14. Moon - Rise: 09:14, Set: 21:15. Civil Dark: 20:51 - 05:40. Nautical Dark: 21:35 - 04:56. Astro Dark: 22:24 - 04:07

Total Clouds (% Sky Obscured)

99
99
70
70
70
70
70
70
91
91
91
91
91
91
64
64
64
64
64
64
98
98
98
98

Low Clouds (% Sky Obscured)

6
6
2
2
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
5
5
5
5

Medium Clouds (% Sky Obscured)

44
44
57
57
57
57
57
57
9
9
9
9
9
9
36
36
36
36
36
36
27
27
27
27

High Clouds (% Sky Obscured)

98
98
32
32
32
32
32
32
90
90
90
90
90
90
50
50
50
50
50
50
98
98
98
98

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

Precipitation Amount (mm)

0
0
0
0
0
0.03
0.03
0.03
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13

Relative Humidity (%)

73
71
71
72
73
74
74
75
78
82
86
90
93
95
95
94
93
92
93
95
95
92
86
80

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016

Ozone (du)

304
303
302
302
301
300
300
300
299
299
300
300
301
302
303
303
303
303
304
304
305
305
306
307

Thursday 24

Waxing Crescent 10%

10:23

21:40

11 Bad
12 Bad
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 OK
02 OK
03 OK
04 OK
05 OK
06 OK
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 06:16, Set: 20:13, Transit: 13:14. Moon - Rise: 10:23, Set: 21:40. Civil Dark: 20:48 - 05:41. Nautical Dark: 21:32 - 04:58. Astro Dark: 22:21 - 04:09

Total Clouds (% Sky Obscured)

98
98
96
96
96
96
96
96
23
23
23
23
23
23
34
34
34
34
34
34
86
86
86
86

Low Clouds (% Sky Obscured)

5
5
6
6
6
6
6
6
0
0
0
0
0
0
26
26
26
26
26
26
17
17
17
17

Medium Clouds (% Sky Obscured)

27
27
7
7
7
7
7
7
16
16
16
16
16
16
23
23
23
23
23
23
20
20
20
20

High Clouds (% Sky Obscured)

98
98
96
96
96
96
96
96
11
11
11
11
11
11
6
6
6
6
6
6
81
81
81
81

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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

11
11
11
11
10
11
10
10
11
11
11
11
11
10
10
10
9
7
5
5
4
5
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
14
14
14
14
14
14
14
14
13
13
13
13
12
12
12
12
12
12
12
12
12
13
13

Relative Humidity (%)

76
74
73
74
74
74
74
75
77
81
85
89
92
94
94
93
91
90
90
92
92
89
83
78

Pressure (mb)

1016
1016
1017
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1017
1017
1017

Ozone (du)

308
309
309
310
311
311
310
310
310
310
310
310
310
311
311
311
310
310
310
310
310
310
310
310

Forecast for Beer, Devon, UK (50.70,-3.09)

Generated: 18/08/17 11:53:36. Forecast: 18/08/17 to 24/08/17. Timezone: UTC+1.00