Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 23

Waning Crescent 37%

No Rise

16:25

00 OK
01 Bad
02 Bad
03 OK
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Good
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

Sun - Rise: 06:51, Set: 18:59, Transit: 12:55. Moon - Rise: No Rise, Set: 16:25. Civil Dark: 19:33 - 06:17. Nautical Dark: 20:12 - 05:37. Astro Dark: 20:54 - 04:56

Total Clouds (% Sky Obscured)

9
43
92
19
59
100
98
93
49
3
78
63
91
100
100
99
99
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

9
41
92
14
59
100
98
91
49
3
6
2
23
98
59
87
26
56
0
1
100
100
100
99

Medium Clouds (% Sky Obscured)

1
4
13
9
6
12
23
27
6
0
0
1
2
23
70
98
93
99
99
92
100
47
36
31

High Clouds (% Sky Obscured)

0
0
1
0
0
0
0
0
0
0
77
62
89
98
100
92
98
100
100
100
98
18
17
1

ISS Passover

Visibility (miles)

6
7
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
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

Precipitation Probability (%)

9
13
13
11
9
6
5
4
0
0
0
0
0
3
3
0
5
12
40
57
46
33
28
25

Precipitation Amount (mm)

0.05
0.01
0.12
0.1
0.08
0.05
0.02
0.01
0
0
0
0
0
0.01
0.01
0
0.01
0.06
0.22
0.38
0.4
0.33
0.27
0.2

Wind Speed/Direction (mph)

8
8
10
11
12
12
11
11
11
12
12
12
13
13
14
15
16
16
16
16
16
17
17
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
88
84
85
85
84
80
78
74
70
64
59
56
51
50
50
53
58
66
71
75
77
80

Pressure (mb)

1007
1007
1007
1008
1008
1009
1010
1010
1011
1011
1011
1011
1012
1011
1011
1011
1010
1010
1010
1009
1009
1009
1008
1008

Ozone (du)

300
306
309
310
311
312
311
309
304
296
290
287
285
283
281
280
279
278
278
278
280
282
283
283

Tuesday 24

Waning Crescent 27%

00:34

17:13

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 06:52, Set: 18:57, Transit: 12:54. Moon - Rise: 00:34, Set: 17:13. Civil Dark: 19:30 - 06:19. Nautical Dark: 20:10 - 05:39. Astro Dark: 20:51 - 04:58

Total Clouds (% Sky Obscured)

100
100
99
100
100
100
100
100
100
100
100
100
100
54
51
48
42
81
99
95
81
59
100
98

Low Clouds (% Sky Obscured)

100
100
98
100
100
98
54
78
100
15
7
98
38
31
23
41
11
21
2
2
16
9
4
32

Medium Clouds (% Sky Obscured)

44
5
8
23
16
97
96
99
96
96
95
99
98
23
11
12
23
22
98
90
77
5
25
95

High Clouds (% Sky Obscured)

17
1
93
100
100
100
100
100
100
100
100
100
99
31
32
12
23
75
74
62
5
56
100
80

ISS Passover

Visibility (miles)

10
10
10
9
6
4
3
2
2
2
4
7
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
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

22
18
21
26
33
46
57
71
80
86
87
82
72
56
41
31
26
17
9
0
0
11
21
28

Precipitation Amount (mm)

0.14
0.1
0.1
0.13
0.18
0.25
0.42
0.7
1.37
2.85
3.84
2.74
1.31
0.78
0.56
0.42
0.35
0.18
0.04
0
0
0.02
0.06
0.11

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
83
85
86
86
85
83
82
82
82
81
76
74
71
69
67
66
64
63
66
70
73
77
80

Pressure (mb)

1007
1007
1006
1005
1005
1004
1003
1002
1001
1001
1000
1000
1000
1000
1000
1000
1000
1000
1000
1001
1001
1001
1001
1001

Ozone (du)

281
280
280
281
281
280
280
280
280
281
284
288
295
300
302
303
302
298
293
289
287
286
286
288

Wednesday 25

Waning Crescent 17%

01:48

17:51

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
13 Bad
14 OK
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 06:54, Set: 18:54, Transit: 12:54. Moon - Rise: 01:48, Set: 17:51. Civil Dark: 19:28 - 06:20. Nautical Dark: 20:07 - 05:41. Astro Dark: 20:49 - 05:00

Total Clouds (% Sky Obscured)

95
100
100
98
100
100
100
100
100
100
100
99
95
82
41
80
48
42
64
66
66
66
66
66

Low Clouds (% Sky Obscured)

70
99
95
72
100
100
100
100
100
100
100
99
95
81
40
79
45
37
40
37
37
37
37
37

Medium Clouds (% Sky Obscured)

54
71
100
41
24
46
45
49
38
22
8
6
26
31
23
10
3
20
63
63
63
63
63
63

High Clouds (% Sky Obscured)

82
86
88
95
84
66
67
4
2
70
24
0
0
0
0
0
6
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
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
None
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

31
34
37
38
37
39
42
39
28
16
6
5
5
6
5
6
7
6
3
0
5
16
24
24

Precipitation Amount (mm)

0.18
0.23
0.22
0.17
0.15
0.17
0.2
0.2
0.13
0.07
0.04
0.05
0.06
0.07
0.08
0.11
0.11
0.06
0.01
0
0.01
0.07
0.11
0.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
11
11
11
12
12
12
12
11
12
12
12
12
12
12
12
12
11
11
11
11
11
11
11

Relative Humidity (%)

81
83
83
83
83
83
83
82
79
76
74
70
69
66
62
59
58
59
62
68
73
76
78
80

Pressure (mb)

1000
1000
999
999
999
999
999
999
999
1000
1000
1001
1001
1002
1002
1003
1003
1004
1004
1005
1005
1006
1006
1006

Ozone (du)

291
292
292
290
289
289
290
291
290
289
289
289
290
291
291
291
290
287
284
281
280
280
280
279

Thursday 26

Waning Crescent 8%

03:10

18:22

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 06:55, Set: 18:52, Transit: 12:54. Moon - Rise: 03:10, Set: 18:22. Civil Dark: 19:25 - 06:22. Nautical Dark: 20:05 - 05:42. Astro Dark: 20:46 - 05:02

Total Clouds (% Sky Obscured)

66
62
62
62
62
62
62
97
97
97
97
97
97
98
98
98
98
98
98
100
100
100
100
100

Low Clouds (% Sky Obscured)

37
18
18
18
18
18
18
85
85
85
85
85
85
1
1
1
1
1
1
95
95
95
95
95

Medium Clouds (% Sky Obscured)

63
19
19
19
19
19
19
58
58
58
58
58
58
87
87
87
87
87
87
99
99
99
99
99

High Clouds (% Sky Obscured)

0
52
52
52
52
52
52
81
81
81
81
81
81
92
92
92
92
92
92
42
42
42
42
42

ISS Passover

Visibility (miles)

10
10
10
10
10
10
8
6
8
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
Light Rain
Light Rain
Light Rain
Light Rain
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

Precipitation Probability (%)

28
37
31
12
9
20
49
55
43
51
47
30
16
7
4
5
7
9
11
10
8
7
7
7

Precipitation Amount (mm)

0.22
0.35
0.23
0.06
0.02
0.07
0.27
0.55
0.81
1.05
1.05
0.61
0.19
0.06
0.03
0.03
0.05
0.06
0.06
0.05
0.04
0.03
0.02
0.03

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
82
81
79
78
79
81
83
81
75
72
69
68
64
60
56
56
57
61
65
69
71
73
74

Pressure (mb)

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

Ozone (du)

278
277
276
275
275
275
276
277
278
279
281
281
281
282
284
287
290
293
295
298
303
308
312
314

Friday 27

Waning Crescent 3%

04:36

18:49

00 Bad
01 OK
02 OK
03 Bad
04 Bad
05 OK
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

Sun - Rise: 06:57, Set: 18:50, Transit: 12:53. Moon - Rise: 04:36, Set: 18:49. Civil Dark: 19:23 - 06:24. Nautical Dark: 20:03 - 05:44. Astro Dark: 20:43 - 05:03

Total Clouds (% Sky Obscured)

100
23
23
23
23
23
23
85
85
85
85
85
85
44
44
44
44
44
44
89
89
89
89
89

Low Clouds (% Sky Obscured)

95
6
6
6
6
6
6
84
84
84
84
84
84
30
30
30
30
30
30
6
6
6
6
6

Medium Clouds (% Sky Obscured)

99
23
23
23
23
23
23
22
22
22
22
22
22
34
34
34
34
34
34
28
28
28
28
28

High Clouds (% Sky Obscured)

42
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
87
87
87
87
87

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
5
6

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
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 (%)

12
20
27
33
33
28
16
10
8
6
6
11
20
24
22
23
28
31
31
31
33
35
39
45

Precipitation Amount (mm)

0.08
0.13
0.17
0.2
0.19
0.12
0.04
0.02
0.01
0.01
0.01
0.04
0.11
0.16
0.13
0.09
0.1
0.1
0.1
0.1
0.11
0.13
0.18
0.31

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
78
79
80
80
80
81
81
76
72
68
65
62
59
57
57
58
60
60
63
66
70
74
76

Pressure (mb)

1008
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1008
1008
1007
1007
1007
1007
1007
1008
1008
1008
1008
1009
1009

Ozone (du)

315
315
314
312
310
309
307
307
308
311
313
313
313
313
313
314
314
314
315
315
314
313
312
311

Saturday 28

New Moon 0%

06:04

19:12

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 06:59, Set: 18:47, Transit: 12:53. Moon - Rise: 06:04, Set: 19:12. Civil Dark: 19:21 - 06:25. Nautical Dark: 20:00 - 05:46. Astro Dark: 20:41 - 05:05

Total Clouds (% Sky Obscured)

89
66
66
66
66
66
66
99
99
99
99
99
99
99
99
99
99
99
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

6
3
3
3
3
3
3
12
12
12
12
12
12
24
24
24
24
24
24
8
8
8
8
8

Medium Clouds (% Sky Obscured)

28
66
66
66
66
66
66
42
42
42
42
42
42
73
73
73
73
73
73
100
100
100
100
100

High Clouds (% Sky Obscured)

87
0
0
0
0
0
0
98
98
98
98
98
98
98
98
98
98
98
98
97
97
97
97
97

ISS Passover

Visibility (miles)

8
10
9
8
7
9
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

Light Rain
Light Rain
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 (%)

47
48
45
37
29
25
19
17
10
3
0
0
3
4
4
3
3
3
4
4
3
0
0
0

Precipitation Amount (mm)

0.53
0.67
0.57
0.38
0.24
0.19
0.16
0.12
0.05
0.01
0
0
0.01
0.02
0.02
0.02
0.02
0.02
0.02
0.02
0.01
0
0
0

Wind Speed/Direction (mph)

14
14
14
14
14
13
12
11
11
12
13
13
14
14
14
14
13
11
9
8
8
8
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
77
77
77
76
77
79
78
73
70
66
63
60
56
52
49
48
50
51
55
60
64
68
71

Pressure (mb)

1009
1009
1009
1009
1010
1010
1010
1011
1011
1012
1012
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1015
1014

Ozone (du)

311
311
312
312
312
312
311
311
310
310
310
310
310
310
312
314
315
316
316
316
315
313
312
312

Sunday 29

Waxing Crescent 1%

07:31

19:34

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:00, Set: 18:45, Transit: 12:53. Moon - Rise: 07:31, Set: 19:34. Civil Dark: 19:18 - 06:27. Nautical Dark: 19:58 - 05:48. Astro Dark: 20:38 - 05:07

Total Clouds (% Sky Obscured)

100
95
95
95
95
95
95
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

8
34
34
34
34
34
34
2
2
2
2
2
2
83
83
83
83
83
83
27
27
27
27
27

Medium Clouds (% Sky Obscured)

100
94
94
94
94
94
94
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

97
7
7
7
7
7
7
78
78
78
78
78
78
0
0
0
0
0
0
32
32
32
32
32

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
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
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

Precipitation Probability (%)

6
8
0
1
2
13
29
34
39
45
43
35
15
8
7
14
16
15
15
15
10
7
6
4

Precipitation Amount (mm)

0.01
0.01
0
0.01
0.01
0.02
0.09
0.21
0.4
0.64
0.73
0.46
0.14
0.03
0.04
0.12
0.18
0.15
0.11
0.1
0.08
0.07
0.06
0.04

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
12
12
12
13
13
13
13
13
14
15
16
16
17
18
19
20
19
18
18
17
15
14
14

Feels Like (°C)

11
12
12
12
13
13
13
13
13
14
15
16
16
17
18
19
20
19
18
18
17
15
14
14

Dew Point (°C)

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

Relative Humidity (%)

74
76
77
77
77
76
77
77
74
70
68
68
67
66
63
60
59
60
62
64
65
68
71
73

Pressure (mb)

1014
1013
1013
1012
1012
1011
1011
1010
1009
1009
1009
1008
1008
1008
1007
1007
1006
1006
1006
1006
1007
1007
1008
1008

Ozone (du)

313
314
315
315
316
316
316
317
319
321
322
323
323
323
324
326
327
327
327
327
326
324
322
319

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

Generated: 23/09/19 00:22:58. Forecast: 23/09/19 to 29/09/19. Timezone: UTC+1.00