Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 18

Waxing Gibbous 79%

14:40

02:26

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

Sun - Rise: 07:30, Set: 16:07, Transit: 11:48. Moon - Rise: 14:40, Set: 02:26. Civil Dark: 16:45 - 06:52. Nautical Dark: 17:26 - 06:10. Astro Dark: 18:06 - 05:30

Total Clouds (% Sky Obscured)

3
2
3
2
2
0
5
0
0
7
11
7
21
100
100
100
100
100
100
100
99
89
93
60

Low Clouds (% Sky Obscured)

3
2
3
2
0
0
0
0
0
0
0
0
14
100
100
100
100
100
100
97
99
89
93
51

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
27
63
0
0
2
2

High Clouds (% Sky Obscured)

0
0
0
0
2
0
5
0
0
7
11
7
9
1
36
73
77
35
61
91
0
0
0
19

ISS Passover

Visibility (miles)

7
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
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
2
0
0
0
0
2
3
2
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
10
7
6
5
3
3
2
2
1
0
0
-0
-0
-0
0
1
1
2
2
2
2
3
4

Dew Point (°C)

6
5
3
2
1
0
-0
-1
-1
-1
-1
-1
0
2
3
3
3
3
3
3
3
3
3
3

Relative Humidity (%)

75
68
64
62
63
63
63
62
63
65
66
69
76
86
92
91
87
85
82
81
79
76
73
70

Pressure (mb)

1028
1028
1028
1028
1028
1028
1028
1028
1028
1027
1027
1027
1026
1026
1026
1025
1025
1025
1025
1025
1025
1024
1024
1023

Ozone (du)

291
289
288
286
286
285
285
286
287
288
290
291
292
293
294
295
296
297
300
303
306
308
309
310

Monday 19

Waxing Gibbous 87%

15:00

03:37

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

Sun - Rise: 07:32, Set: 16:06, Transit: 11:48. Moon - Rise: 15:00, Set: 03:37. Civil Dark: 16:44 - 06:54. Nautical Dark: 17:26 - 06:12. Astro Dark: 18:06 - 05:32

Total Clouds (% Sky Obscured)

82
75
51
38
45
58
69
70
40
35
45
33
33
28
36
47
59
85
61
91
100
99
99
96

Low Clouds (% Sky Obscured)

77
59
46
27
25
41
35
40
38
27
45
31
28
27
36
47
59
85
61
75
99
81
90
69

Medium Clouds (% Sky Obscured)

37
70
20
27
36
43
60
58
15
26
6
10
23
6
2
10
12
7
1
7
20
98
98
95

High Clouds (% Sky Obscured)

17
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
70
74
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
3
4
4
0
0
0
0
0
0
0
2
3
4
4
5
4
5
6
6
7
8
9
10

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

16
15
15
15
14
14
14
15
15
15
16
16
16
16
16
16
16
16
17
17
18
18
19
19

Chance of Frost

Temperature (°C)

9
9
9
8
8
7
7
7
6
6
6
6
5
5
5
4
4
3
3
4
4
4
4
4

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
66
66
67
69
71
73
75
76
74
70
67
68
70
71
73
74
74
75
75
74
74
75
76

Pressure (mb)

1022
1022
1021
1020
1020
1020
1019
1019
1018
1018
1017
1017
1016
1016
1015
1014
1014
1013
1013
1013
1012
1012
1011
1011

Ozone (du)

308
305
304
304
305
307
307
309
311
316
322
327
330
332
333
334
335
335
335
334
333
333
334
335

Tuesday 20

Waxing Gibbous 93%

15:20

04:51

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
12 Bad

Sun - Rise: 07:33, Set: 16:05, Transit: 11:48. Moon - Rise: 15:20, Set: 04:51. Civil Dark: 16:43 - 06:55. Nautical Dark: 17:25 - 06:13. Astro Dark: 18:05 - 05:33

Total Clouds (% Sky Obscured)

98
99
100
100
99
100
98
98
98
99
99
89
98
98
100
100
94
63
63
63
63
63
63
97

Low Clouds (% Sky Obscured)

95
98
100
100
99
98
94
96
98
99
99
88
96
81
98
100
89
49
49
49
49
49
49
96

Medium Clouds (% Sky Obscured)

94
69
30
37
11
7
8
14
13
27
30
16
88
97
99
99
80
45
45
45
45
45
45
86

High Clouds (% Sky Obscured)

0
0
0
0
5
86
73
60
20
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
7
5
6
10
10
10
10
10
10
10
10
10
10
10
10
5
2
3
7
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
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

9
8
8
7
6
5
5
7
11
19
29
39
34
27
29
37
45
45
40
34
28
20
14
11

Precipitation Amount (mm)

0.03
0.04
0.05
0.03
0.01
0.02
0.04
0.07
0.12
0.17
0.22
0.22
0.13
0.07
0.07
0.12
0.18
0.21
0.17
0.11
0.08
0.04
0.02
0.01

Wind Speed/Direction (mph)

18
18
17
17
16
15
15
15
14
14
13
12
12
12
11
11
11
10
10
9
9
10
11
12

Chance of Frost

Temperature (°C)

5
5
5
5
5
5
5
5
5
5
5
4
4
4
4
4
4
4
4
4
4
4
5
6

Feels Like (°C)

-0
-0
0
0
0
0
1
1
1
1
1
0
1
0
0
0
-0
-0
-0
-0
0
1
1
2

Dew Point (°C)

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

Relative Humidity (%)

74
72
70
69
68
68
68
69
72
76
80
82
83
85
86
88
88
89
89
89
87
85
83
81

Pressure (mb)

1010
1009
1009
1009
1009
1009
1009
1009
1008
1008
1008
1007
1007
1007
1006
1006
1006
1007
1007
1008
1009
1009
1010
1010

Ozone (du)

337
340
341
342
341
340
339
338
337
338
338
340
342
345
347
347
345
345
346
348
350
350
350
349

Wednesday 21

Waxing Gibbous 98%

15:43

06:06

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 OK
09 OK
10 Good
11 Good
12 Bad

Sun - Rise: 07:35, Set: 16:04, Transit: 11:49. Moon - Rise: 15:43, Set: 06:06. Civil Dark: 16:42 - 06:57. Nautical Dark: 17:24 - 06:15. Astro Dark: 18:04 - 05:34

Total Clouds (% Sky Obscured)

97
97
97
97
97
95
95
95
95
95
95
98
98
98
98
98
98
20
20
20
20
20
20
66

Low Clouds (% Sky Obscured)

96
96
96
96
96
63
63
63
63
63
63
50
50
50
50
50
50
14
14
14
14
14
14
66

Medium Clouds (% Sky Obscured)

86
86
86
86
86
70
70
70
70
70
70
98
98
98
98
98
98
16
16
16
16
16
16
0

High Clouds (% Sky Obscured)

0
0
0
0
0
73
73
73
73
73
73
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

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 (%)

11
11
10
7
0
0
0
3
3
2
2
2
2
0
0
0
3
3
3
2
2
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

6
6
6
5
4
3
3
3
2
2
3
3
3
3
3
3
2
2
2
2
3
4
5
6

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
77
77
80
82
83
83
82
84
85
87
89
87
87
88
90
92
93
92
92
89
86
79
74

Pressure (mb)

1011
1011
1012
1012
1013
1014
1015
1015
1016
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

347
345
342
339
337
335
332
330
328
327
327
326
326
326
327
327
328
329
330
331
332
333
334
335

Thursday 22

Waxing Gibbous 100%

16:10

07:24

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

Sun - Rise: 07:37, Set: 16:02, Transit: 11:49. Moon - Rise: 16:10, Set: 07:24. Civil Dark: 16:41 - 06:58. Nautical Dark: 17:23 - 06:16. Astro Dark: 18:03 - 05:36

Total Clouds (% Sky Obscured)

66
66
66
66
66
100
100
100
100
100
100
14
14
14
14
14
14
71
71
71
71
71
71
95

Low Clouds (% Sky Obscured)

66
66
66
66
66
100
100
100
100
100
100
14
14
14
14
14
14
67
67
67
67
67
67
93

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
4
4
4
4
4
4
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
16
16
16
16
16
16
51

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
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
5
6
7
8
10
12
13
15
14

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.02
0.05
0.09
0.12
0.13
0.11
0.1
0.11
0.14
0.13

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
7
6
6
5
4
4
3
3
2
2
1
1
2
2
2
2
3
3
3
4
5
7
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
72
74
76
77
78
79
81
83
85
89
91
91
89
88
88
89
89
89
90
89
88
87
85

Pressure (mb)

1018
1018
1017
1017
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018

Ozone (du)

336
337
338
339
340
342
343
345
346
347
348
349
350
351
352
352
353
352
351
348
347
345
345
345

Friday 23

Full Moon 99%

16:42

08:40

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
12 Bad

Sun - Rise: 07:38, Set: 16:01, Transit: 11:49. Moon - Rise: 16:42, Set: 08:40. Civil Dark: 16:40 - 07:00. Nautical Dark: 17:22 - 06:17. Astro Dark: 18:02 - 05:37

Total Clouds (% Sky Obscured)

95
95
95
95
95
83
83
83
83
83
83
100
100
100
100
100
100
100
100
100
100
100
100
97

Low Clouds (% Sky Obscured)

93
93
93
93
93
15
15
15
15
15
15
100
100
100
100
100
100
100
100
100
100
100
100
90

Medium Clouds (% Sky Obscured)

0
0
0
0
0
2
2
2
2
2
2
14
14
14
14
14
14
68
68
68
68
68
68
53

High Clouds (% Sky Obscured)

51
51
51
51
51
81
81
81
81
81
81
89
89
89
89
89
89
85
85
85
85
85
85
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
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

11
9
8
10
15
17
15
13
13
19
29
32
26
16
1
1
0
14
19
24
25
25
26
28

Precipitation Amount (mm)

0.09
0.03
0.01
0.01
0.02
0.03
0.03
0.01
0.02
0.06
0.16
0.22
0.13
0.03
0.01
0.01
0
0.01
0.02
0.05
0.1
0.17
0.25
0.31

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
6
6
6
6
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
6
6
7

Relative Humidity (%)

83
84
86
89
90
89
88
89
90
91
91
92
92
92
91
91
91
91
93
94
93
91
88
85

Pressure (mb)

1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

346
348
350
349
348
347
347
347
348
347
347
347
347
347
347
347
347
348
348
349
349
349
348
348

Saturday 24

Waning Gibbous 96%

17:23

09:51

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
12 Bad

Sun - Rise: 07:40, Set: 16:00, Transit: 11:50. Moon - Rise: 17:23, Set: 09:51. Civil Dark: 16:39 - 07:01. Nautical Dark: 17:21 - 06:19. Astro Dark: 18:01 - 05:38

Total Clouds (% Sky Obscured)

97
97
97
97
97
85
85
85
85
85
85
100
100
100
100
100
100
100
100
100
100
100
100
59

Low Clouds (% Sky Obscured)

90
90
90
90
90
84
84
84
84
84
84
100
100
100
100
100
100
100
100
100
100
100
100
16

Medium Clouds (% Sky Obscured)

53
53
53
53
53
11
11
11
11
11
11
0
0
0
0
0
0
6
6
6
6
6
6
0

High Clouds (% Sky Obscured)

84
84
84
84
84
0
0
0
0
0
0
0
0
0
0
0
0
100
100
100
100
100
100
52

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

Precipitation Probability (%)

27
25
23
19
11
1
11
23
30
32
34
33
31
28
24
22
20
19
14
0
0
9
13
14

Precipitation Amount (mm)

0.31
0.27
0.2
0.08
0.02
0.01
0.02
0.06
0.14
0.2
0.23
0.23
0.19
0.13
0.09
0.07
0.06
0.04
0.02
0
0
0.01
0.06
0.11

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
7
6
6
6
6
6
5
5
5
5
5
5
5
5
5
5
5
5
5
5
6
6

Relative Humidity (%)

83
82
83
85
88
88
88
88
88
90
92
94
93
92
90
89
89
88
89
89
88
88
85
83

Pressure (mb)

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

Ozone (du)

347
346
346
347
348
349
351
352
353
353
353
352
351
350
349
348
347
346
345
345
344
343
342
341

Forecast for Bletchley, Milton Keynes, UK (51.99,-0.74)

Generated: 18/11/18 13:09:04. Forecast: 18/11/18 to 24/11/18. Timezone: UTC+0.00