Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 22

Third Quarter 37%

23:33

16:23

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

Sun - Rise: 06:50, Set: 18:59, Transit: 12:55. Moon - Rise: 23:33, Set: 16:23. Civil Dark: 19:32 - 06:17. Nautical Dark: 20:12 - 05:38. Astro Dark: 20:53 - 04:56

Total Clouds (% Sky Obscured)

25
42
59
38
17
18
41
55
66
17
21
84
74
100
100
100
95
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

20
35
56
31
13
14
38
51
65
17
1
1
6
70
93
89
70
19
33
0
24
100
100
100

Medium Clouds (% Sky Obscured)

1
18
16
11
7
8
14
25
9
0
0
1
2
3
17
81
91
98
98
100
99
100
39
26

High Clouds (% Sky Obscured)

8
0
1
3
0
0
0
0
0
0
21
84
72
99
98
100
22
98
100
100
100
26
16
6

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

Precipitation Probability (%)

6
12
17
20
23
21
17
11
5
0
0
0
0
0
3
0
5
9
31
68
76
68
59
50

Precipitation Amount (mm)

0.02
0.05
0.19
0.32
0.47
0.5
0.31
0.1
0.02
0
0
0
0
0
0.01
0
0.01
0.03
0.2
0.73
1.26
1.23
0.92
0.66

Wind Speed/Direction (mph)

6
6
8
10
11
12
11
10
10
10
10
11
11
12
13
14
16
17
17
17
17
17
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
89
87
87
88
89
90
90
87
83
77
70
65
60
56
54
55
60
70
75
78
80
83

Pressure (mb)

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

Ozone (du)

295
301
307
309
310
310
310
309
306
301
294
288
285
283
282
281
280
279
279
279
279
280
281
282

Monday 23

Waning Crescent 27%

00:35

17:11

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

Sun - Rise: 06:52, Set: 18:56, Transit: 12:54. Moon - Rise: 00:35, Set: 17:11. Civil Dark: 19:30 - 06:19. Nautical Dark: 20:09 - 05:39. Astro Dark: 20:50 - 04:58

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
86
79
77
73
69
90
100
94
48
94
99

Low Clouds (% Sky Obscured)

100
100
100
99
100
100
100
100
100
99
79
91
100
78
69
72
63
18
24
21
16
1
5
12

Medium Clouds (% Sky Obscured)

53
28
5
6
23
45
28
98
95
97
94
97
100
31
13
8
18
23
55
100
91
47
5
61

High Clouds (% Sky Obscured)

9
2
19
95
100
100
100
100
100
100
100
100
100
23
31
13
49
61
79
75
54
2
94
99

ISS Passover

Visibility (miles)

10
10
10
10
9
6
4
3
2
1
1
2
2
4
5
8
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

41
36
31
33
39
48
59
74
81
86
87
87
83
70
54
47
45
43
34
27
18
12
4
4

Precipitation Amount (mm)

0.46
0.31
0.25
0.23
0.27
0.34
0.47
0.79
1.3
2.24
3.74
4.58
3.42
1.79
0.96
0.76
0.97
1.17
0.77
0.28
0.07
0.02
0.01
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
87
88
89
90
90
89
89
90
92
92
90
86
81
76
74
75
76
75
75
76
78
80
82

Pressure (mb)

1008
1008
1007
1006
1006
1005
1004
1003
1002
1002
1001
1001
1000
1000
1000
1000
1000
1001
1001
1001
1001
1001
1002
1002

Ozone (du)

281
279
278
279
280
281
280
279
278
279
281
284
289
296
301
301
299
297
294
290
288
287
287
287

Tuesday 24

Waning Crescent 17%

01:49

17:50

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

Sun - Rise: 06:54, Set: 18:54, Transit: 12:54. Moon - Rise: 01:49, Set: 17:50. Civil Dark: 19:27 - 06:20. Nautical Dark: 20:07 - 05:41. Astro Dark: 20:48 - 05:00

Total Clouds (% Sky Obscured)

98
100
100
100
99
88
100
100
100
100
100
100
100
98
72
56
92
38
45
61
64
64
64
64

Low Clouds (% Sky Obscured)

20
100
100
99
98
77
100
100
100
100
100
100
100
98
71
56
92
35
38
37
33
33
33
33

Medium Clouds (% Sky Obscured)

98
88
65
94
34
56
77
63
47
48
22
10
6
18
21
16
13
16
29
58
59
59
59
59

High Clouds (% Sky Obscured)

76
81
88
85
92
52
22
41
1
0
0
10
0
0
0
0
0
2
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

15
30
39
45
49
53
52
51
46
33
21
13
9
8
8
6
5
4
3
4
2
7
17
22

Precipitation Amount (mm)

0.03
0.14
0.29
0.34
0.34
0.34
0.35
0.35
0.3
0.2
0.12
0.1
0.11
0.14
0.15
0.11
0.07
0.04
0.02
0.01
0.01
0.02
0.05
0.08

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
11
11
11
11
11
11
11
12
12
12
13
13
13
13
13
13
12
12
12
11
11
11
11

Relative Humidity (%)

83
84
84
85
85
85
85
85
87
87
86
84
82
80
75
70
66
66
67
71
74
78
81
83

Pressure (mb)

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

Ozone (du)

290
293
295
293
290
287
288
290
291
291
289
289
290
292
293
292
290
288
285
283
280
279
278
278

Wednesday 25

Waning Crescent 8%

03:11

18:21

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

Sun - Rise: 06:55, Set: 18:52, Transit: 12:54. Moon - Rise: 03:11, Set: 18:21. Civil Dark: 19:25 - 06:22. Nautical Dark: 20:04 - 05:43. Astro Dark: 20:45 - 05:02

Total Clouds (% Sky Obscured)

64
64
73
73
73
73
73
73
98
98
98
98
98
98
98
98
98
98
98
98
100
100
100
100

Low Clouds (% Sky Obscured)

33
33
38
38
38
38
38
38
82
82
82
82
82
82
41
41
41
41
41
41
100
100
100
100

Medium Clouds (% Sky Obscured)

59
59
27
27
27
27
27
27
56
56
56
56
56
56
80
80
80
80
80
80
99
99
99
99

High Clouds (% Sky Obscured)

0
0
53
53
53
53
53
53
93
93
93
93
93
93
94
94
94
94
94
94
78
78
78
78

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
8
9
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
Light Rain
Light Rain
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

Precipitation Probability (%)

22
26
33
24
9
6
15
41
50
39
44
35
21
13
7
5
4
6
8
12
14
11
7
7

Precipitation Amount (mm)

0.08
0.17
0.28
0.18
0.05
0.02
0.07
0.25
0.45
0.49
0.43
0.35
0.22
0.11
0.06
0.04
0.04
0.05
0.08
0.11
0.13
0.09
0.04
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
85
84
83
82
81
82
84
86
86
84
82
80
77
70
64
61
61
63
67
70
73
75
77

Pressure (mb)

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

Ozone (du)

277
275
275
275
275
275
275
275
275
276
278
279
279
278
279
281
284
288
290
293
297
301
306
310

Thursday 26

Waning Crescent 3%

04:37

18:48

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

Sun - Rise: 06:57, Set: 18:50, Transit: 12:53. Moon - Rise: 04:37, Set: 18:48. Civil Dark: 19:23 - 06:24. Nautical Dark: 20:02 - 05:44. Astro Dark: 20:42 - 05:04

Total Clouds (% Sky Obscured)

100
100
25
25
25
25
25
25
22
22
22
22
22
22
48
48
48
48
48
48
61
61
61
61

Low Clouds (% Sky Obscured)

100
100
16
16
16
16
16
16
19
19
19
19
19
19
33
33
33
33
33
33
17
17
17
17

Medium Clouds (% Sky Obscured)

99
99
17
17
17
17
17
17
7
7
7
7
7
7
38
38
38
38
38
38
27
27
27
27

High Clouds (% Sky Obscured)

78
78
0
0
0
0
0
0
0
0
0
0
0
0
2
2
2
2
2
2
45
45
45
45

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
None
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
Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

8
14
21
24
21
15
14
12
8
6
5
5
9
17
20
24
27
34
43
49
50
46
39
34

Precipitation Amount (mm)

0.04
0.13
0.19
0.17
0.19
0.22
0.14
0.04
0.01
0.01
0.01
0.01
0.03
0.08
0.14
0.16
0.17
0.19
0.34
0.66
0.84
0.53
0.18
0.09

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
79
80
80
81
82
83
84
85
82
79
75
70
65
61
59
61
63
66
66
68
70
73
76

Pressure (mb)

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

Ozone (du)

312
314
315
314
312
310
309
309
309
309
311
312
312
312
312
313
314
315
315
315
315
314
312
311

Friday 27

Waning Crescent 0%

06:04

19:12

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

Sun - Rise: 06:59, Set: 18:47, Transit: 12:53. Moon - Rise: 06:04, Set: 19:12. Civil Dark: 19:20 - 06:25. Nautical Dark: 20:00 - 05:46. Astro Dark: 20:40 - 05:06

Total Clouds (% Sky Obscured)

61
61
34
34
34
34
34
34
99
99
99
99
99
99
98
98
98
98
98
98
100
100
100
100

Low Clouds (% Sky Obscured)

17
17
2
2
2
2
2
2
6
6
6
6
6
6
36
36
36
36
36
36
18
18
18
18

Medium Clouds (% Sky Obscured)

27
27
33
33
33
33
33
33
46
46
46
46
46
46
85
85
85
85
85
85
100
100
100
100

High Clouds (% Sky Obscured)

45
45
0
0
0
0
0
0
99
99
99
99
99
99
93
93
93
93
93
93
93
93
93
93

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

Precipitation Probability (%)

32
29
28
26
23
23
25
28
23
15
3
0
0
3
4
4
3
3
3
3
4
3
3
0

Precipitation Amount (mm)

0.08
0.1
0.12
0.13
0.14
0.15
0.17
0.19
0.16
0.08
0.01
0
0
0.01
0.03
0.03
0.03
0.02
0.03
0.04
0.04
0.02
0.01
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
8
8
9
9
8
8
8
8
8
9
9
8
8
8
8
8
8
8
8
7
7
7
7

Relative Humidity (%)

78
79
80
80
80
80
81
83
82
80
77
72
66
61
56
53
52
53
55
57
60
66
71
74

Pressure (mb)

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

Ozone (du)

311
312
312
312
311
310
309
309
308
309
311
312
312
311
311
313
315
318
319
320
321
320
320
319

Saturday 28

New Moon 1%

07:31

19:34

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 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: 19:57 - 05:48. Astro Dark: 20:37 - 05:08

Total Clouds (% Sky Obscured)

100
100
80
80
80
80
80
80
100
100
100
100
100
100
81
81
81
81
81
81
100
100
100
100

Low Clouds (% Sky Obscured)

18
18
4
4
4
4
4
4
98
98
98
98
98
98
40
40
40
40
40
40
6
6
6
6

Medium Clouds (% Sky Obscured)

100
100
79
79
79
79
79
79
100
100
100
100
100
100
77
77
77
77
77
77
100
100
100
100

High Clouds (% Sky Obscured)

93
93
1
1
1
1
1
1
100
100
100
100
100
100
0
0
0
0
0
0
16
16
16
16

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
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
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
None

Precipitation Probability (%)

0
0
8
14
35
47
43
34
32
46
57
55
46
21
6
5
11
14
13
14
15
10
6
3

Precipitation Amount (mm)

0
0
0.01
0.05
0.18
0.3
0.26
0.17
0.18
0.52
1.36
1.89
1.18
0.31
0.03
0.03
0.11
0.19
0.15
0.12
0.13
0.1
0.05
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
80
81
82
82
81
80
81
82
82
81
79
78
75
72
68
65
63
65
67
68
71
74
76

Pressure (mb)

1015
1014
1014
1013
1013
1012
1012
1011
1010
1010
1010
1009
1009
1009
1008
1008
1007
1007
1007
1007
1007
1007
1008
1008

Ozone (du)

319
318
317
316
314
312
312
313
314
315
317
318
320
321
322
323
324
324
325
327
327
327
326
324

Forecast for Great Missenden, Buckinghamshire HP16, UK (51.70,-0.70)

Generated: 22/09/19 23:16:02. Forecast: 22/09/19 to 28/09/19. Timezone: UTC+1.00