Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 17

Waning Gibbous 99%

21:50

05:20

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 OK
03 Bad

Sun - Rise: 05:03, Set: 21:14, Transit: 13:09. Moon - Rise: 21:50, Set: 05:20. Civil Dark: 21:59 - 04:19. Nautical Dark: 23:04 - 03:15. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

27
96
93
85
89
98
99
99
99
99
100
100
100
100
100
100
98
98
69
52
86
77
45
97

Low Clouds (% Sky Obscured)

2
1
0
0
0
0
0
7
23
15
3
23
4
15
18
14
21
4
35
36
21
6
2
11

Medium Clouds (% Sky Obscured)

2
2
2
4
5
8
16
18
9
51
88
94
57
92
48
34
38
66
47
38
84
73
36
92

High Clouds (% Sky Obscured)

24
96
92
85
89
98
99
99
98
99
98
99
100
99
100
100
97
98
40
3
0
9
15
49

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
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 (%)

0
0
0
2
0
0
0
0
0
0
0
1
1
1
2
2
2
2
2
0
0
0
3
8

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
13
13
14
16
19
21
23
24
25
25
25
24
24
24
23
22
21
20
19
18
17
16
15

Feels Like (°C)

12
13
13
14
16
19
21
23
24
25
25
25
24
24
24
23
22
21
20
19
18
17
16
15

Dew Point (°C)

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

Relative Humidity (%)

96
91
87
84
77
68
61
55
50
47
46
47
48
48
49
51
53
55
58
60
63
66
71
77

Pressure (mb)

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

Ozone (du)

339
338
337
336
335
334
334
334
335
336
337
338
339
340
341
342
343
344
345
349
354
356
354
348

Thursday 18

Waning Gibbous 96%

22:21

06:23

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 OK
17 OK
18 OK
19 OK
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 05:05, Set: 21:13, Transit: 13:09. Moon - Rise: 22:21, Set: 06:23. Civil Dark: 21:57 - 04:20. Nautical Dark: 23:02 - 03:18. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
99
100
100
100
100
81
45
29
36
50
66
38
21
37
42
96
66
93
100
100
96
91
89

Low Clouds (% Sky Obscured)

54
9
39
23
35
90
50
41
29
36
49
64
36
13
9
3
10
22
15
4
2
3
3
9

Medium Clouds (% Sky Obscured)

73
86
98
81
98
66
43
14
3
0
2
50
21
13
35
41
66
20
4
3
2
0
0
37

High Clouds (% Sky Obscured)

95
96
99
100
98
98
59
10
0
0
0
0
0
0
0
0
88
55
92
100
100
96
91
88

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
8
6
6
9
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

11
10
6
0
13
26
33
30
25
13
11
11
10
5
2
2
2
2
2
2
0
0
0
0

Precipitation Amount (mm)

0.08
0.05
0.01
0
0.03
0.19
0.37
0.38
0.32
0.29
0.34
0.4
0.4
0.29
0.16
0.08
0.05
0.05
0.04
0.02
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
15
15
16
16
16
17
18
21
22
24
24
24
24
24
23
21
20
18
17
16
15
14
13

Feels Like (°C)

15
15
15
16
16
16
17
18
21
22
24
24
24
24
24
23
21
20
18
17
16
15
14
13

Dew Point (°C)

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

Relative Humidity (%)

81
83
83
82
84
86
86
78
68
58
52
48
46
46
48
49
52
55
59
63
67
71
76
82

Pressure (mb)

1010
1010
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1011
1011
1011
1012
1012
1012
1012

Ozone (du)

345
344
345
347
348
350
352
354
356
357
357
357
356
354
352
351
350
350
349
348
347
345
344
344

Friday 19

Waning Gibbous 91%

22:47

07:28

04 OK
05 Good
06 Good
07 OK
08 OK
09 Bad
10 Bad
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

Sun - Rise: 05:06, Set: 21:12, Transit: 13:09. Moon - Rise: 22:47, Set: 07:28. Civil Dark: 21:56 - 04:22. Nautical Dark: 23:00 - 03:20. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

50
8
2
27
41
78
98
100
100
100
100
100
100
98
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

13
8
2
2
22
37
73
98
100
82
0
2
28
20
45
98
98
98
98
98
98
1
1
1

Medium Clouds (% Sky Obscured)

6
2
1
0
0
2
1
6
17
96
56
93
99
81
88
100
100
100
100
100
100
34
34
34

High Clouds (% Sky Obscured)

42
1
1
25
32
70
96
97
100
100
100
99
98
94
98
99
99
99
99
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
8
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
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
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
3
0
0
0
0
14
16
17
24
29
26
17
12
0
0
0
24
42
54
57
45

Precipitation Amount (mm)

0
0
0
0.01
0
0
0
0
0.02
0.04
0.04
0.1
0.15
0.11
0.04
0.01
0
0
0
0.08
0.43
0.8
0.78
0.55

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
90
90
86
78
69
64
63
67
71
73
76
78
79
81
81
82
86
89
91
92
92
93
93

Pressure (mb)

1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1010
1010
1010
1009
1009
1008
1008
1007
1007
1007
1006
1006
1006
1005

Ozone (du)

344
345
346
346
347
347
347
347
346
345
345
344
344
344
344
344
344
344
344
344
343
345
350
358

Saturday 20

Waning Gibbous 89%

23:08

08:34

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 05:07, Set: 21:10, Transit: 13:09. Moon - Rise: 23:08, Set: 08:34. Civil Dark: 21:55 - 04:23. Nautical Dark: 22:58 - 03:22. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
81
81
81
81
81
81
38
38
38
38
38
38
98
98
98
98
98
98
41
41
41

Low Clouds (% Sky Obscured)

1
1
1
70
70
70
70
70
70
16
16
16
16
16
16
26
26
26
26
26
26
41
41
41

Medium Clouds (% Sky Obscured)

34
34
34
4
4
4
4
4
4
23
23
23
23
23
23
83
83
83
83
83
83
0
0
0

High Clouds (% Sky Obscured)

99
99
99
35
35
35
35
35
35
12
12
12
12
12
12
95
95
95
95
95
95
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
8
9
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

33
21
11
7
5
5
5
6
11
14
14
16
15
17
17
16
11
3
2
2
2
2
2
0

Precipitation Amount (mm)

0.35
0.2
0.08
0.04
0.03
0.04
0.06
0.09
0.15
0.22
0.34
0.52
0.6
0.43
0.25
0.19
0.12
0.05
0.02
0.01
0.01
0.01
0.01
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
17
17
17
17
18
19
20
20
21
23
23
24
23
22
21
20
18
17
16
15
15
14
14

Feels Like (°C)

17
17
17
17
17
18
19
20
20
21
23
23
24
23
22
21
20
18
17
16
15
15
14
14

Dew Point (°C)

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

Relative Humidity (%)

93
93
94
93
88
83
78
73
71
69
62
60
59
61
66
71
75
78
81
84
87
89
91
92

Pressure (mb)

1005
1005
1005
1005
1005
1006
1006
1006
1007
1007
1007
1007
1008
1008
1008
1009
1010
1010
1011
1012
1012
1013
1013
1013

Ozone (du)

363
364
362
361
360
358
358
360
362
363
361
357
354
351
349
346
345
344
343
342
341
340
339
338

Sunday 21

Waning Gibbous 84%

23:27

09:40

04 Bad
05 Bad
06 OK
07 Bad
08 Bad
09 Bad
10 Bad
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

Sun - Rise: 05:09, Set: 21:09, Transit: 13:09. Moon - Rise: 23:27, Set: 09:40. Civil Dark: 21:53 - 04:25. Nautical Dark: 22:56 - 03:25. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

41
41
41
100
100
100
100
100
100
61
61
61
61
61
61
99
99
99
99
99
99
99
99
99

Low Clouds (% Sky Obscured)

41
41
41
100
100
100
100
100
100
61
61
61
61
61
61
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
3
3
3
3
3
88
88
88

High Clouds (% Sky Obscured)

0
0
0
73
73
73
73
73
73
0
0
0
0
0
0
99
99
99
99
99
99
94
94
94

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 (%)

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

Precipitation Amount (mm)

0.01
0.01
0.02
0.02
0.02
0.02
0.01
0.01
0.01
0.01
0
0
0
0
0.01
0.01
0.01
0
0
0
0
0.01
0.01
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
14
14
15
16
18
19
20
21
22
23
24
25
25
25
24
23
21
19
18
17
16
16
15

Feels Like (°C)

14
14
14
15
16
18
19
20
21
22
23
24
25
25
25
24
23
21
19
18
17
16
16
15

Dew Point (°C)

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

Relative Humidity (%)

93
93
94
92
87
81
75
71
68
64
58
54
51
49
49
51
56
64
71
75
77
79
82
86

Pressure (mb)

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

Ozone (du)

338
337
337
337
337
338
338
338
337
337
336
334
332
330
327
324
322
321
320
319
319
319
319
319

Monday 22

Waning Gibbous 77%

23:44

10:46

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

Sun - Rise: 05:10, Set: 21:08, Transit: 13:09. Moon - Rise: 23:44, Set: 10:46. Civil Dark: 21:51 - 04:26. Nautical Dark: 22:53 - 03:27. Astro Dark: N/A - 01:19

Total Clouds (% Sky Obscured)

99
99
99
46
46
46
46
46
46
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
22
22
22
22
22
22
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

88
88
88
23
23
23
23
23
23
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

94
94
94
17
17
17
17
17
17
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
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
0
0
2
4
8
8
6
3
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.01
0
0
0.01
0.1
0.38
0.6
0.41
0.13
0.02
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
15
15
16
17
18
19
20
21
23
24
25
25
26
26
26
24
22
21
19
19
18
17
16

Feels Like (°C)

15
15
15
16
17
18
19
20
21
23
24
25
26
26
26
26
24
22
21
19
19
18
17
16

Dew Point (°C)

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

Relative Humidity (%)

89
89
88
85
85
83
81
77
71
66
63
60
60
60
62
65
68
72
74
76
77
79
81
86

Pressure (mb)

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

Ozone (du)

319
319
319
319
319
320
320
319
319
318
317
316
315
314
313
312
313
313
313
312
311
311
312
314

Tuesday 23

Waning Gibbous 68%

00:02

11:52

04 Good
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 Good
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

Sun - Rise: 05:11, Set: 21:06, Transit: 13:09. Moon - Rise: 00:02, Set: 11:52. Civil Dark: 21:50 - 04:28. Nautical Dark: 22:51 - 03:29. Astro Dark: 00:58 - 01:36

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
86
86
86
86
86
86
99
99
99
99
99
99
84
84
84

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
2

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
23
23
23
23
23
23
11
11
11

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
86
86
86
86
86
86
98
98
98
98
98
98
83
83
83

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

Precipitation Probability (%)

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

7
7
7
7
7
8
8
10
12
13
13
13
13
12
12
11
11
10
10
9
9
8
8
9

Chance of Frost

Temperature (°C)

16
15
16
17
19
22
24
26
27
29
30
30
30
30
29
29
27
25
24
23
22
21
20
20

Feels Like (°C)

16
15
16
17
19
22
24
26
28
29
30
31
31
30
30
29
28
26
24
23
22
21
20
20

Dew Point (°C)

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

Relative Humidity (%)

90
93
93
88
80
71
64
59
55
51
48
45
45
46
48
49
53
59
63
65
66
68
72
76

Pressure (mb)

1016
1015
1015
1015
1015
1014
1014
1013
1013
1012
1012
1011
1010
1010
1009
1009
1009
1009
1009
1009
1009
1009
1008
1008

Ozone (du)

315
313
310
307
305
304
302
301
300
300
303
306
310
312
315
317
318
318
319
319
319
322
330
340

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

Generated: 17/07/19 03:32:37. Forecast: 17/07/19 to 23/07/19. Timezone: UTC+1.00