Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 22

Third Quarter 37%

23:34

16:22

23 OK
00 Bad
01 Bad
02 OK
03 OK
04 OK
05 OK
06 OK
07 Good
08 Good
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: 06:50, Set: 18:59, Transit: 12:55. Moon - Rise: 23:34, Set: 16:22. Civil Dark: 19:32 - 06:17. Nautical Dark: 20:11 - 05:38. Astro Dark: 20:52 - 04:57

Total Clouds (% Sky Obscured)

13
41
57
35
15
10
20
28
11
2
63
63
89
99
100
100
96
100
100
100
100
100
99
100

Low Clouds (% Sky Obscured)

13
36
52
27
12
6
14
25
11
0
0
2
18
68
79
81
31
20
7
2
71
100
99
100

Medium Clouds (% Sky Obscured)

1
16
25
16
8
8
13
9
1
0
0
3
6
6
46
98
93
100
99
100
100
91
23
41

High Clouds (% Sky Obscured)

0
0
3
5
0
0
0
0
0
2
63
63
88
99
100
100
46
100
100
100
99
16
8
2

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

Precipitation Probability (%)

6
56
41
23
29
28
21
8
0
0
0
0
0
0
4
0
6
11
42
73
81
74
64
51

Precipitation Amount (mm)

0.02
0.21
0.18
0.38
0.7
0.82
0.46
0.09
0
0
0
0
0
0
0.01
0
0.01
0.04
0.23
0.83
1.42
1.37
0.99
0.7

Wind Speed/Direction (mph)

5
5
7
10
11
12
11
10
10
9
9
10
10
12
13
14
16
16
16
15
15
15
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
87
84
85
85
86
86
84
81
76
70
65
62
57
54
53
54
58
65
73
75
77
79

Pressure (mb)

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

Ozone (du)

296
303
307
309
309
308
307
305
302
298
293
289
285
283
281
280
280
280
280
280
280
281
281
281

Monday 23

Waning Crescent 27%

00:36

17:10

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: 00:36, Set: 17:10. Civil Dark: 19:30 - 06:19. Nautical Dark: 20:09 - 05:40. Astro Dark: 20:50 - 04:59

Total Clouds (% Sky Obscured)

89
100
100
100
100
100
100
100
100
100
100
100
90
78
64
75
64
68
97
100
73
76
99
100

Low Clouds (% Sky Obscured)

81
100
99
100
100
100
100
100
95
96
100
100
8
62
57
72
4
18
23
31
12
9
3
6

Medium Clouds (% Sky Obscured)

65
17
4
5
48
60
87
100
70
62
96
95
84
22
16
19
40
15
91
99
70
62
10
94

High Clouds (% Sky Obscured)

1
0
59
100
98
99
100
100
100
100
100
100
42
35
13
15
48
62
75
96
20
40
98
100

ISS Passover

Visibility (miles)

10
10
10
10
8
5
3
3
2
2
2
2
5
8
10
10
9
8
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
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

42
40
37
37
45
55
70
81
86
87
88
87
81
57
37
35
40
40
37
32
23
15
9
3

Precipitation Amount (mm)

0.54
0.41
0.34
0.3
0.32
0.44
0.75
1.32
2.02
3.05
4.29
4.65
3.16
1.33
0.49
0.49
1.05
1.5
1.05
0.42
0.13
0.04
0.01
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
83
85
86
87
87
86
86
86
87
86
83
77
73
69
68
69
69
68
69
71
72
74
76

Pressure (mb)

1009
1008
1007
1007
1006
1005
1004
1003
1003
1002
1001
1001
1001
1000
1000
1000
1001
1001
1001
1001
1002
1002
1002
1002

Ozone (du)

281
280
279
280
281
281
281
280
279
281
282
285
291
297
302
302
300
297
293
289
286
286
288
289

Tuesday 24

Waning Crescent 17%

01:50

17:49

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: 01:50, Set: 17:49. Civil Dark: 19:27 - 06:20. Nautical Dark: 20:06 - 05:41. Astro Dark: 20:47 - 05:01

Total Clouds (% Sky Obscured)

99
96
96
100
100
90
68
99
100
100
100
100
97
99
72
68
78
38
48
59
48
48
48
48

Low Clouds (% Sky Obscured)

9
67
68
100
99
42
32
98
100
100
100
100
97
99
72
67
77
29
34
35
32
32
32
32

Medium Clouds (% Sky Obscured)

98
73
81
84
60
63
59
59
63
59
45
13
16
12
15
13
27
29
42
57
47
47
47
47

High Clouds (% Sky Obscured)

86
74
80
86
69
67
5
19
5
0
0
1
0
0
0
0
1
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
7
5
7
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
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
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

11
23
33
43
51
59
60
59
56
43
30
17
11
8
8
7
5
4
6
9
12
15
17
13

Precipitation Amount (mm)

0.01
0.07
0.17
0.27
0.39
0.49
0.54
0.55
0.5
0.33
0.18
0.12
0.12
0.16
0.18
0.12
0.06
0.03
0.03
0.05
0.06
0.05
0.04
0.03

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
80
81
83
83
83
83
83
83
82
80
77
75
73
69
65
62
62
63
66
70
75
77
80

Pressure (mb)

1002
1001
1001
1000
1000
999
999
999
999
999
1000
1000
1001
1002
1002
1003
1003
1004
1004
1005
1005
1006
1006
1007

Ozone (du)

292
295
296
294
290
287
288
290
291
291
290
289
291
294
295
293
290
287
285
282
279
278
277
276

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: 20:44 - 05:03

Total Clouds (% Sky Obscured)

48
48
49
49
49
49
49
49
98
98
98
98
98
98
94
94
94
94
94
94
100
100
100
100

Low Clouds (% Sky Obscured)

32
32
41
41
41
41
41
41
66
66
66
66
66
66
48
48
48
48
48
48
95
95
95
95

Medium Clouds (% Sky Obscured)

47
47
33
33
33
33
33
33
80
80
80
80
80
80
51
51
51
51
51
51
100
100
100
100

High Clouds (% Sky Obscured)

0
0
7
7
7
7
7
7
91
91
91
91
91
91
89
89
89
89
89
89
82
82
82
82

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

Precipitation Probability (%)

15
26
32
22
8
4
10
31
39
35
34
27
16
11
7
5
3
4
5
8
12
10
6
6

Precipitation Amount (mm)

0.04
0.15
0.26
0.17
0.05
0.01
0.03
0.11
0.21
0.27
0.31
0.3
0.22
0.12
0.06
0.03
0.02
0.02
0.04
0.09
0.12
0.09
0.04
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
81
81
80
80
79
80
82
84
83
78
75
72
69
64
60
56
56
58
62
65
68
70
72

Pressure (mb)

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

Ozone (du)

275
275
275
275
275
275
275
274
274
276
278
279
279
277
277
280
283
287
290
293
296
300
303
307

Thursday 26

Waning Crescent 3%

04:37

18:48

23 Bad
00 Bad
01 OK
02 Bad
03 OK
04 OK
05 OK
06 OK
07 Good
08 Good
09 Good
10 Good
11 Good
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 - 05:45. Astro Dark: 20:42 - 05:04

Total Clouds (% Sky Obscured)

100
100
18
18
18
18
18
18
3
3
3
3
3
3
42
42
42
42
42
42
48
48
48
48

Low Clouds (% Sky Obscured)

95
95
2
2
2
2
2
2
1
1
1
1
1
1
21
21
21
21
21
21
23
23
23
23

Medium Clouds (% Sky Obscured)

100
100
18
18
18
18
18
18
3
3
3
3
3
3
34
34
34
34
34
34
28
28
28
28

High Clouds (% Sky Obscured)

82
82
0
0
0
0
0
0
0
0
0
0
0
0
4
4
4
4
4
4
19
19
19
19

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
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
Light Rain
Very Light Rain

Precipitation Probability (%)

8
17
27
34
32
27
22
13
6
0
5
6
9
17
20
24
29
38
54
58
63
64
53
38

Precipitation Amount (mm)

0.06
0.18
0.29
0.28
0.26
0.24
0.14
0.04
0.01
0
0.01
0.01
0.03
0.08
0.13
0.15
0.16
0.23
0.58
1.34
1.82
1.21
0.42
0.12

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
76
77
78
79
79
80
82
82
78
74
69
65
61
58
57
59
61
64
64
67
69
70
72

Pressure (mb)

1009
1009
1008
1008
1008
1008
1008
1008
1008
1008
1008
1009
1009
1009
1009
1009
1008
1008
1009
1009
1009
1009
1010
1010

Ozone (du)

311
314
316
315
312
310
309
309
309
310
311
311
312
312
313
314
316
317
316
316
315
313
311
310

Friday 27

Waning Crescent 0%

06:04

19:12

23 Bad
00 Bad
01 OK
02 OK
03 OK
04 OK
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

Sun - Rise: 06:58, Set: 18:47, Transit: 12:53. Moon - Rise: 06:04, Set: 19:12. Civil Dark: 19:20 - 06:25. Nautical Dark: 19:59 - 05:46. Astro Dark: 20:39 - 05:06

Total Clouds (% Sky Obscured)

48
48
22
22
22
22
22
22
99
99
99
99
99
99
98
98
98
98
98
98
100
100
100
100

Low Clouds (% Sky Obscured)

23
23
0
0
0
0
0
0
0
0
0
0
0
0
24
24
24
24
24
24
20
20
20
20

Medium Clouds (% Sky Obscured)

28
28
22
22
22
22
22
22
32
32
32
32
32
32
95
95
95
95
95
95
99
99
99
99

High Clouds (% Sky Obscured)

19
19
0
0
0
0
0
0
98
98
98
98
98
98
86
86
86
86
86
86
97
97
97
97

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

Precipitation Probability (%)

28
18
15
12
14
18
25
26
21
12
3
0
0
4
5
6
6
6
5
4
4
3
0
0

Precipitation Amount (mm)

0.04
0.02
0.01
0.01
0.03
0.06
0.08
0.1
0.09
0.05
0.01
0
0
0.02
0.05
0.06
0.06
0.05
0.04
0.03
0.02
0.01
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
75
75
76
77
78
80
82
81
76
73
70
66
63
58
54
52
52
54
56
59
62
66
70

Pressure (mb)

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

Ozone (du)

310
311
312
311
311
310
309
308
308
309
312
313
314
314
314
315
315
315
316
317
318
318
319
319

Saturday 28

New Moon 1%

07:31

19:35

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: 19:35. Civil Dark: 19:18 - 06:27. Nautical Dark: 19:57 - 05:48. Astro Dark: 20:37 - 05:08

Total Clouds (% Sky Obscured)

100
100
48
48
48
48
48
48
99
99
99
99
99
99
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

20
20
0
0
0
0
0
0
36
36
36
36
36
36
100
100
100
100
100
100
36
36
36
36

Medium Clouds (% Sky Obscured)

99
99
48
48
48
48
48
48
98
98
98
98
98
98
70
70
70
70
70
70
100
100
100
100

High Clouds (% Sky Obscured)

97
97
0
0
0
0
0
0
84
84
84
84
84
84
0
0
0
0
0
0
2
2
2
2

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

Precipitation Probability (%)

0
0
8
17
47
57
52
37
34
49
60
56
47
20
5
0
3
5
6
8
9
7
5
3

Precipitation Amount (mm)

0
0
0.01
0.08
0.28
0.47
0.4
0.24
0.22
0.56
1.41
1.93
1.22
0.32
0.03
0
0.01
0.03
0.03
0.05
0.06
0.05
0.04
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
76
78
78
78
77
76
77
77
77
75
73
73
71
68
64
61
59
61
64
65
66
67
68

Pressure (mb)

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

Ozone (du)

319
318
316
315
313
312
311
311
312
313
315
317
319
320
321
323
324
325
326
326
327
327
327
326

Forecast for Maidenhead, Windsor and Maidenhead, UK (51.50,-0.70)

Generated: 22/09/19 23:32:52. Forecast: 22/09/19 to 28/09/19. Timezone: UTC+1.00