Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 18

First Quarter 55%

15:37

00:09

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

Sun - Rise: 06:08, Set: 20:28, Transit: 13:17. Moon - Rise: 15:37, Set: 00:09. Civil Dark: 21:04 - 05:33. Nautical Dark: 21:49 - 04:47. Astro Dark: 22:42 - 03:55

Total Clouds (% Sky Obscured)

100
100
99
95
75
88
98
98
99
100
29
31
45
98
96
95
95
100
70
73
52
66
50
55

Low Clouds (% Sky Obscured)

100
100
99
95
75
88
98
98
99
100
24
31
36
97
96
95
94
100
68
71
52
64
48
55

Medium Clouds (% Sky Obscured)

0
0
0
1
0
0
0
0
0
2
1
1
13
18
15
6
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

41
4
0
1
0
1
28
6
4
45
6
0
2
23
13
8
14
9
7
2
0
3
2
0

ISS Passover

Visibility (miles)

8
10
10
10
10
9
8
7
7
7
7
8
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
1
2
1
1
1
0
0
0
0
0
2
3
4
5
5
3
2
2
1
1
1
1
0

Precipitation Amount (mm)

0.01
0.01
0.03
0.02
0.01
0.01
0
0
0
0
0
0.01
0.02
0.04
0.06
0.06
0.05
0.05
0.03
0.03
0.03
0.02
0.01
0

Wind Speed/Direction (mph)

9
9
9
9
8
7
7
8
8
9
10
10
11
12
13
13
14
15
15
16
16
14
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
73
72
74
76
79
82
84
86
87
88
88
87
88
88
86
83
81
79
76
75
71
66
64

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

311
310
310
309
308
306
305
304
303
303
304
304
304
303
302
302
302
302
302
303
303
303
304
305

Sunday 19

Waxing Gibbous 65%

16:37

00:43

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

Sun - Rise: 06:10, Set: 20:26, Transit: 13:17. Moon - Rise: 16:37, Set: 00:43. Civil Dark: 21:02 - 05:34. Nautical Dark: 21:47 - 04:49. Astro Dark: 22:39 - 03:58

Total Clouds (% Sky Obscured)

41
87
95
100
100
90
100
44
52
67
88
99
100
99
98
99
100
100
91
71
57
59
77
56

Low Clouds (% Sky Obscured)

41
87
95
100
100
90
100
44
52
67
88
99
100
99
98
99
100
100
91
71
57
55
77
53

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
1
0
0
0
2
6
14
4

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
0
7

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
8
7
8
8
7
7
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
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
1
1
0
0
1
1
1
1
1
1
1
1
2
2
3
4
4
4
4
3
2
2

Precipitation Amount (mm)

0
0
0.01
0.01
0
0
0.01
0.01
0.01
0.01
0.01
0.01
0.02
0.02
0.03
0.02
0.02
0.02
0.03
0.05
0.07
0.07
0.07
0.06

Wind Speed/Direction (mph)

14
13
12
10
8
8
7
6
6
4
5
5
5
5
5
5
7
8
8
8
8
8
8
9

Chance of Frost

Temperature (°C)

23
22
22
21
20
19
18
18
18
18
18
18
17
17
17
18
19
20
21
22
23
24
25
25

Feels Like (°C)

23
22
22
21
20
19
18
18
18
18
18
18
17
17
17
18
19
21
21
22
24
25
25
25

Dew Point (°C)

16
16
16
16
16
16
16
16
16
16
16
16
16
15
15
15
16
16
17
17
17
17
16
16

Relative Humidity (%)

65
67
69
73
77
81
84
86
87
88
88
89
90
90
90
85
81
77
75
71
66
62
59
58

Pressure (mb)

1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1022
1022
1022
1022
1022
1021
1021
1021

Ozone (du)

306
308
309
309
309
308
307
306
306
305
305
304
304
303
303
302
300
299
298
298
297
297
298
298

Monday 20

Waxing Gibbous 74%

No Rise

01:21

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

Sun - Rise: 06:11, Set: 20:24, Transit: 13:17. Moon - Rise: No Rise, Set: 01:21. Civil Dark: 21:00 - 05:36. Nautical Dark: 21:44 - 04:51. Astro Dark: 22:36 - 04:00

Total Clouds (% Sky Obscured)

77
48
38
20
9
15
58
82
78
66
56
39
52
60
59
59
59
59
59
59
98
98
98
98

Low Clouds (% Sky Obscured)

70
37
38
20
9
15
58
82
78
66
56
39
52
60
59
59
59
59
59
59
98
98
98
98

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

26
18
0
0
0
0
0
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
8
7
7
7
7
8
8
8
7
7
9
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
1
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
2
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

9
10
10
9
7
6
6
6
6
5
4
4
4
4
4
4
4
5
5
3
4
2
4
6

Chance of Frost

Temperature (°C)

24
23
22
21
19
18
18
17
17
17
16
16
16
15
16
17
18
20
21
23
24
24
25
24

Feels Like (°C)

24
23
22
21
19
18
18
17
17
17
16
16
16
15
16
17
18
20
21
23
24
25
25
24

Dew Point (°C)

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

Relative Humidity (%)

60
64
67
71
76
80
83
85
85
85
84
85
86
88
88
85
81
76
72
68
64
62
62
63

Pressure (mb)

1021
1021
1021
1021
1021
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020

Ozone (du)

298
298
297
297
297
296
296
296
296
296
296
296
296
297
297
297
297
297
298
299
300
301
302
303

Tuesday 21

Waxing Gibbous 82%

17:31

02:06

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

Sun - Rise: 06:13, Set: 20:22, Transit: 13:16. Moon - Rise: 17:31, Set: 02:06. Civil Dark: 20:57 - 05:38. Nautical Dark: 21:42 - 04:53. Astro Dark: 22:33 - 04:03

Total Clouds (% Sky Obscured)

98
98
33
33
33
33
33
33
1
1
1
1
1
1
99
99
99
99
99
99
95
95
95
95

Low Clouds (% Sky Obscured)

98
98
33
33
33
33
33
33
1
1
1
1
1
1
99
99
99
99
99
99
90
90
90
90

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
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
0
6
6
6
6
6
6
41
41
41
41

ISS Passover

Visibility (miles)

10
10
10
10
10
8
9
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
Very Light Rain

Precipitation Probability (%)

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

Precipitation Amount (mm)

0.03
0.04
0.04
0.03
0.01
0
0
0
0.01
0.01
0
0
0
0
0
0
0
0
0.01
0.02
0.04
0.08
0.17
0.22

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
69
71
74
78
82
85
86
87
88
88
89
91
93
91
86
80
75
72
69
66
66
67
68

Pressure (mb)

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

Ozone (du)

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

Wednesday 22

Waxing Gibbous 89%

18:19

02:57

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

Sun - Rise: 06:14, Set: 20:20, Transit: 13:16. Moon - Rise: 18:19, Set: 02:57. Civil Dark: 20:55 - 05:39. Nautical Dark: 21:39 - 04:55. Astro Dark: 22:30 - 04:05

Total Clouds (% Sky Obscured)

95
95
4
4
4
4
4
4
61
61
61
61
61
61
84
84
84
84
84
84
56
56
56
56

Low Clouds (% Sky Obscured)

90
90
1
1
1
1
1
1
5
5
5
5
5
5
2
2
2
2
2
2
2
2
2
2

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
5
5
5
5
5
5
71
71
71
71
71
71
56
56
56
56

High Clouds (% Sky Obscured)

41
41
3
3
3
3
3
3
59
59
59
59
59
59
54
54
54
54
54
54
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
7
4
3
6
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
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

4
3
2
2
1
0
0
0
0
4
11
18
35
46
39
30
18
8
0
0
0
0
2
5

Precipitation Amount (mm)

0.18
0.1
0.06
0.03
0.01
0
0
0
0
0.01
0.04
0.11
0.32
0.72
0.93
0.57
0.14
0.02
0
0
0
0
0.01
0.02

Wind Speed/Direction (mph)

7
6
6
4
3
6
6
6
7
7
7
8
8
9
10
10
11
13
13
14
15
15
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

17
17
17
16
16
16
15
15
15
15
15
15
15
16
16
16
16
15
14
12
11
11
11
11

Relative Humidity (%)

71
71
72
74
77
81
84
87
89
90
90
90
90
90
90
88
86
82
75
66
58
55
55
56

Pressure (mb)

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

Ozone (du)

302
301
300
302
304
306
307
306
306
306
306
307
308
309
310
310
308
308
310
313
317
321
326
330

Thursday 23

Waxing Gibbous 94%

19:00

03:53

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

Sun - Rise: 06:16, Set: 20:18, Transit: 13:16. Moon - Rise: 19:00, Set: 03:53. Civil Dark: 20:53 - 05:41. Nautical Dark: 21:37 - 04:57. Astro Dark: 22:27 - 04:08

Total Clouds (% Sky Obscured)

56
56
31
31
31
31
31
31
95
95
95
95
95
95
100
100
100
100
100
100
42
42
42
42

Low Clouds (% Sky Obscured)

2
2
16
16
16
16
16
16
10
10
10
10
10
10
0
0
0
0
0
0
39
39
39
39

Medium Clouds (% Sky Obscured)

56
56
24
24
24
24
24
24
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
94
94
94
94
94
94
100
100
100
100
100
100
5
5
5
5

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

Precipitation Probability (%)

5
3
2
0
0
0
0
3
3
4
5
5
0
0
0
0
5
7
7
6
5
4
4
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
58
58
61
65
68
70
72
74
78
80
83
84
85
82
76
69
63
59
57
54
53
52
53

Pressure (mb)

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

Ozone (du)

334
338
341
345
348
349
345
338
333
330
328
327
328
330
331
332
332
333
333
334
335
335
336
336

Friday 24

Waxing Gibbous 98%

19:35

04:54

17 OK
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
12 Good
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:18, Set: 20:16, Transit: 13:16. Moon - Rise: 19:35, Set: 04:54. Civil Dark: 20:51 - 05:43. Nautical Dark: 21:34 - 04:59. Astro Dark: 22:24 - 04:10

Total Clouds (% Sky Obscured)

42
42
100
100
100
100
100
100
46
46
46
46
46
46
2
2
2
2
2
2
98
98
98
98

Low Clouds (% Sky Obscured)

39
39
10
10
10
10
10
10
0
0
0
0
0
0
2
2
2
2
2
2
11
11
11
11

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

5
5
99
99
99
99
99
99
46
46
46
46
46
46
0
0
0
0
0
0
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
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

5
6
6
7
13
18
16
11
9
0
0
0
0
6
7
13
9
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.02
0.02
0.02
0.01
0.03
0.06
0.04
0.02
0.01
0
0
0
0
0.01
0.01
0.01
0.01
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
15
16
14
13
13
13
13
14
14
14
14
13
11
11
12
14
15
16
16
16
16
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

56
61
65
67
70
72
73
74
76
78
80
82
84
85
82
76
69
63
59
56
54
53
54
55

Pressure (mb)

1015
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

337
339
341
343
345
346
347
347
346
345
343
341
339
338
337
336
335
334
334
334
334
333
333
333

Welcome to Clear Outside

Forecast for FLO HQ, Exeter, Devon, UK (50.70,-3.52)

Generated: 18/08/18 17:00:44. Forecast: 18/08/18 to 24/08/18. Timezone: UTC+1.00