Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 23

Waxing Crescent 46%

14:43

22:26

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

Sun - Rise: 06:53, Set: 18:57, Transit: 12:54. Moon - Rise: 14:43, Set: 22:26. Civil Dark: 19:31 - 06:20. Nautical Dark: 20:10 - 05:40. Astro Dark: 20:52 - 04:59

Total Clouds (% Sky Obscured)

100
100
81
81
86
89
97
97
94
87
52
6
0
0
2
73
77
95
88
15
6
21
57
30

Low Clouds (% Sky Obscured)

45
27
33
34
29
84
75
27
55
82
13
6
0
0
2
10
0
83
84
5
2
6
23
18

Medium Clouds (% Sky Obscured)

98
100
77
44
77
84
38
77
92
67
28
0
0
0
0
70
76
91
39
13
5
17
47
17

High Clouds (% Sky Obscured)

100
35
2
66
35
2
91
94
28
0
38
0
0
0
0
0
38
1
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

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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

100
98
36
33
31
25
16
16
14
23
26
21
9
0
0
13
16
22
35
45
39
26
19
16

Precipitation Amount (mm)

0.16
0.33
0.36
0.25
0.16
0.12
0.1
0.1
0.1
0.11
0.1
0.05
0.01
0
0
0.01
0.02
0.04
0.19
0.33
0.23
0.07
0.02
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
16
16
16
16
15
14
13
12
11
7
6
5
5
4
4
4
5
5
6
6
10
11
12

Dew Point (°C)

15
15
15
14
14
13
12
11
10
9
8
7
7
6
6
7
7
8
8
8
9
9
9
8

Relative Humidity (%)

92
92
90
89
89
90
87
86
87
88
89
88
88
88
92
96
100
100
100
99
95
89
85
78

Pressure (mb)

1000
1000
999
999
998
998
997
997
997
998
998
999
999
1000
1000
1000
999
998
997
996
996
996
996
996

Ozone (du)

282
286
288
290
292
295
299
304
311
319
324
321
316
310
307
304
303
303
304
305
306
307
310
316

Thursday 24

First Quarter 58%

15:48

23:19

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

Sun - Rise: 06:55, Set: 18:55, Transit: 12:54. Moon - Rise: 15:48, Set: 23:19. Civil Dark: 19:28 - 06:22. Nautical Dark: 20:08 - 05:42. Astro Dark: 20:49 - 05:01

Total Clouds (% Sky Obscured)

74
53
99
85
94
90
47
39
38
32
41
5
60
85
80
45
7
20
45
80
55
98
98
59

Low Clouds (% Sky Obscured)

17
27
19
17
16
20
10
13
13
6
2
2
2
4
7
7
6
19
45
79
53
71
53
58

Medium Clouds (% Sky Obscured)

73
49
99
61
92
82
25
20
14
9
8
5
18
78
79
38
5
6
4
3
13
12
13
2

High Clouds (% Sky Obscured)

2
0
48
77
53
83
38
26
26
27
38
0
58
77
6
23
0
0
0
0
4
91
97
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

14
12
15
13
12
11
0
0
0
0
0
0
0
0
0
0
0
0
16
16
6
0
0
4

Precipitation Amount (mm)

0.05
0.08
0.07
0.05
0.03
0.02
0
0
0
0
0
0
0
0
0
0
0
0
0.02
0.04
0.02
0
0
0.01

Wind Speed/Direction (mph)

19
20
19
19
17
14
11
8
5
3
3
3
4
6
7
9
11
13
15
17
18
19
20
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
13
14
14
14
13
12
11
8
8
8
7
5
4
4
3
4
3
3
3
4
5
6
11

Dew Point (°C)

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

Relative Humidity (%)

72
66
62
60
61
64
69
73
76
78
80
83
89
93
94
94
94
94
94
92
88
83
78
73

Pressure (mb)

996
996
995
995
995
994
994
993
993
994
994
994
995
996
996
997
998
999
1001
1002
1003
1004
1005
1007

Ozone (du)

324
330
330
328
326
326
327
329
330
332
334
335
336
337
337
337
337
337
337
338
339
339
340
341

Friday 25

Waxing Gibbous 68%

16:40

00:21

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

Sun - Rise: 06:57, Set: 18:53, Transit: 12:54. Moon - Rise: 16:40, Set: 00:21. Civil Dark: 19:26 - 06:23. Nautical Dark: 20:06 - 05:44. Astro Dark: 20:47 - 05:03

Total Clouds (% Sky Obscured)

45
49
41
27
23
38
35
35
16
9
6
20
20
1
1
1
1
1
1
0
0
0
0
0

Low Clouds (% Sky Obscured)

37
31
34
17
9
25
24
31
15
8
6
20
18
1
1
1
1
1
1
0
0
0
0
0

Medium Clouds (% Sky Obscured)

28
43
33
23
22
35
30
23
13
6
1
2
13
1
1
1
1
1
1
0
0
0
0
0

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

Precipitation Probability (%)

6
8
6
4
0
0
0
0
2
5
9
6
6
5
5
5
5
0
0
0
0
0
0
9

Precipitation Amount (mm)

0.05
0.09
0.06
0.02
0
0
0
0
0.01
0.03
0.06
0.04
0.02
0.01
0.01
0.01
0.01
0
0
0
0
0
0
0.01

Wind Speed/Direction (mph)

22
22
21
20
18
17
15
14
13
12
12
12
12
11
11
11
10
10
10
11
11
12
12
12

Chance of Frost

Temperature (°C)

11
12
13
13
13
12
11
10
9
9
8
8
7
7
6
6
5
5
4
5
6
7
8
9

Feels Like (°C)

11
12
13
13
13
12
11
10
7
6
5
5
4
4
3
2
2
1
1
1
2
4
5
6

Dew Point (°C)

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

Relative Humidity (%)

70
65
61
57
57
59
63
67
71
73
75
77
78
80
82
83
83
83
83
82
78
73
68
68

Pressure (mb)

1007
1008
1009
1010
1011
1012
1013
1013
1015
1015
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

341
340
336
330
324
318
312
307
302
298
295
295
295
296
296
296
295
292
288
285
285
285
286
285

Saturday 26

Waxing Gibbous 78%

17:20

01:30

12 OK
13 OK
14 OK
15 OK
16 OK
17 OK
18 Good
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: 06:58, Set: 18:50, Transit: 12:53. Moon - Rise: 17:20, Set: 01:30. Civil Dark: 19:24 - 06:25. Nautical Dark: 20:03 - 05:45. Astro Dark: 20:44 - 05:05

Total Clouds (% Sky Obscured)

0
6
6
6
6
6
6
100
100
100
100
100
100
99
99
99
99
99
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
6
6
6
6
6
6
98
98
98
98
98
98
99
99
99
99
99
99
59
59
59
59
59

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
100
100
100
100
100
100
29
29
29
29
29
29
98
98
98
98
98

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
99
99
99
99
99

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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

23
28
27
21
17
13
9
0
0
0
4
4
0
0
0
0
0
0
0
0
0
2
2
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
74
74
73
73
74
75
75
74
74
74
73
73
73
74
74
76
77
79
81
81
80
78
76

Pressure (mb)

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

Ozone (du)

285
285
284
282
281
278
276
273
272
271
270
270
270
270
269
269
269
269
268
268
268
268
269
269

Sunday 27

Waxing Gibbous 86%

17:50

02:41

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
11 Bad

Sun - Rise: 07:00, Set: 18:48, Transit: 12:53. Moon - Rise: 17:50, Set: 02:41. Civil Dark: 19:21 - 06:27. Nautical Dark: 20:01 - 05:47. Astro Dark: 20:41 - 05:07

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
89
89
89
89
89

Low Clouds (% Sky Obscured)

59
88
88
88
88
88
88
100
100
100
100
100
100
100
100
100
100
100
100
2
2
2
2
2

Medium Clouds (% Sky Obscured)

98
99
99
99
99
99
99
100
100
100
100
100
100
20
20
20
20
20
20
23
23
23
23
23

High Clouds (% Sky Obscured)

99
0
0
0
0
0
0
71
71
71
71
71
71
55
55
55
55
55
55
86
86
86
86
86

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
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
None
None
None

Precipitation Probability (%)

5
5
5
3
2
3
5
8
8
7
8
7
7
7
8
10
11
7
5
4
0
0
0
0

Precipitation Amount (mm)

0.09
0.13
0.09
0.04
0.01
0.02
0.05
0.07
0.05
0.03
0.02
0.01
0.01
0.02
0.03
0.04
0.05
0.03
0.01
0.01
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
12
13
13
14
13
13
12
11
11
11
11
11
11
10
10
10
9
9
9
9
11
13
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
74
72
71
72
76
79
84
87
88
88
89
90
92
93
94
95
96
98
99
96
91
86
80

Pressure (mb)

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

Ozone (du)

270
270
270
271
271
271
272
272
273
273
274
274
274
274
275
277
278
278
276
275
276
277
277
277

Monday 28

Waxing Gibbous 92%

18:13

03:53

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

Sun - Rise: 07:02, Set: 18:46, Transit: 12:53. Moon - Rise: 18:13, Set: 03:53. Civil Dark: 19:19 - 06:28. Nautical Dark: 19:58 - 05:49. Astro Dark: 20:39 - 05:09

Total Clouds (% Sky Obscured)

89
38
38
38
38
38
38
61
61
61
61
61
61
9
9
9
9
9
9
6
6
6
6
6

Low Clouds (% Sky Obscured)

2
38
38
38
38
38
38
56
56
56
56
56
56
0
0
0
0
0
0
6
6
6
6
6

Medium Clouds (% Sky Obscured)

23
0
0
0
0
0
0
35
35
35
35
35
35
9
9
9
9
9
9
0
0
0
0
0

High Clouds (% Sky Obscured)

86
0
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
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

0.01
0.02
0.03
0.06
0.07
0.06
0.05
0.03
0.01
0
0.01
0.03
0.06
0.08
0.05
0.02
0
0
0
0
0
0.01
0.02
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
18
19
19
19
18
17
16
15
14
13
13
12
12
11
11
11
11
9
9
10
11
12
13

Feels Like (°C)

16
18
19
19
19
18
17
16
15
14
13
13
12
12
11
11
11
11
8
7
8
11
12
13

Dew Point (°C)

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

Relative Humidity (%)

73
65
61
58
60
65
72
76
80
82
84
87
90
92
93
92
92
93
95
97
96
91
85
80

Pressure (mb)

1012
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1014
1014

Ozone (du)

277
276
276
276
276
278
280
282
284
286
287
287
287
286
285
284
283
282
282
283
283
283
283
283

Tuesday 29

Waxing Gibbous 96%

18:32

05:03

12 Good
13 OK
14 OK
15 OK
16 OK
17 OK
18 OK
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: 07:03, Set: 18:43, Transit: 12:52. Moon - Rise: 18:32, Set: 05:03. Civil Dark: 19:17 - 06:30. Nautical Dark: 19:56 - 05:51. Astro Dark: 20:36 - 05:10

Total Clouds (% Sky Obscured)

6
42
42
42
42
42
42
98
98
98
98
98
98
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

6
38
38
38
38
38
38
27
27
27
27
27
27
94
94
94
94
94
94
100
100
100
100
100

Medium Clouds (% Sky Obscured)

0
1
1
1
1
1
1
61
61
61
61
61
61
100
100
100
100
100
100
55
55
55
55
55

High Clouds (% Sky Obscured)

0
6
6
6
6
6
6
97
97
97
97
97
97
100
100
100
100
100
100
10
10
10
10
10

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
7
3
2

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

Precipitation Probability (%)

0
0
0
3
4
4
4
4
4
3
0
0
0
8
7
0
0
15
35
57
69
74
76
72

Precipitation Amount (mm)

0
0
0
0.02
0.04
0.05
0.05
0.05
0.02
0.01
0
0
0
0.01
0.01
0
0
0.03
0.12
0.29
0.63
1.16
1.52
1.37

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
14
15
15
15
14
13
12
11
10
8
7
7
6
6
6
6
7
7
7
7
10
11
13

Dew Point (°C)

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

Relative Humidity (%)

76
70
65
61
61
65
70
73
76
81
84
86
86
88
90
92
92
92
91
93
95
94
91
85

Pressure (mb)

1014
1014
1014
1013
1012
1012
1012
1012
1012
1012
1012
1011
1011
1010
1010
1009
1008
1007
1006
1005
1004
1003
1003
1002

Ozone (du)

283
283
284
286
288
290
293
296
298
301
303
303
302
302
302
303
305
307
309
310
310
309
309
309

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

Generated: 23/09/20 12:02:40. Forecast: 23/09/20 to 29/09/20. Timezone: UTC+1.00