Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 25

Waxing Crescent 6%

09:05

22:17

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

Sun - Rise: 05:22, Set: 21:05, Transit: 13:13. Moon - Rise: 09:05, Set: 22:17. Civil Dark: 21:47 - 04:41. Nautical Dark: 22:45 - 03:43. Astro Dark: 00:19 - 02:13

Total Clouds (% Sky Obscured)

95
97
95
97
91
48
47
50
72
38
45
95
94
100
96
100
99
94
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

89
90
90
97
89
33
31
30
23
24
16
3
5
23
13
12
3
47
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

0
6
2
18
38
38
41
45
64
27
34
5
1
4
5
0
23
84
96
97
100
100
100
98

High Clouds (% Sky Obscured)

53
73
42
10
6
0
0
0
17
5
13
95
94
100
95
100
99
81
100
100
100
99
8
23

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
9
9
9
9
9
9
9
8
6
4
6
8

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

None
None
None
None
None
None
None
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
Light Rain

Precipitation Probability (%)

0
0
0
0
0
1
3
4
3
2
1
0
0
0
0
0
6
54
70
81
88
90
89
85

Precipitation Amount (mm)

0
0
0
0
0
0.08
0.14
0.15
0.12
0.09
0.04
0
0
0
0
0
0.06
0.24
0.5
0.78
1.19
1.48
1.39
1.1

Wind Speed/Direction (mph)

5
5
5
6
6
7
7
6
6
6
5
5
5
6
7
8
9
11
12
12
13
13
14
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
51
48
46
47
49
54
59
65
70
73
75
76
78
79
83
85
88
91
93
94
95
95
96

Pressure (mb)

1016
1015
1015
1014
1014
1014
1013
1013
1013
1013
1013
1012
1012
1011
1011
1010
1009
1009
1008
1007
1007
1007
1006
1006

Ozone (du)

323
323
324
324
325
325
325
322
318
315
313
311
309
308
307
306
304
303
302
302
302
302
303
305

Wednesday 26

Waxing Crescent 13%

10:18

22:45

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

Sun - Rise: 05:24, Set: 21:04, Transit: 13:13. Moon - Rise: 10:18, Set: 22:45. Civil Dark: 21:46 - 04:42. Nautical Dark: 22:43 - 03:45. Astro Dark: 00:13 - 02:19

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
34
11
32
61
35
31
23
38
66
71
98
99
91
99
99
94
98
99

Low Clouds (% Sky Obscured)

100
90
100
100
100
100
34
11
32
61
35
31
23
38
62
61
93
96
38
41
48
27
95
47

Medium Clouds (% Sky Obscured)

100
99
98
3
0
1
0
0
0
0
0
0
0
0
0
9
8
7
36
77
99
91
95
99

High Clouds (% Sky Obscured)

45
0
0
70
83
13
0
0
0
0
0
0
0
1
12
30
87
78
86
98
91
41
16
24

ISS Passover

Visibility (miles)

9
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

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

Precipitation Probability (%)

75
54
21
2
1
0
0
0
0
0
0
0
0
0
0
0
1
1
2
4
7
8
5
3

Precipitation Amount (mm)

0.81
0.49
0.21
0.08
0.05
0
0
0
0
0
0
0
0
0
0
0
0.05
0.06
0.08
0.11
0.14
0.16
0.11
0.08

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
94
90
86
78
71
69
71
75
78
81
83
85
86
87
86
86
87
88
86
82
79
78
77

Pressure (mb)

1006
1005
1005
1005
1005
1005
1005
1005
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1005
1005
1005
1005
1005

Ozone (du)

306
308
311
312
313
312
312
314
315
317
319
321
322
323
322
323
324
326
327
327
327
327
330
334

Thursday 27

Waxing Crescent 22%

11:28

23:09

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

Sun - Rise: 05:25, Set: 21:02, Transit: 13:13. Moon - Rise: 11:28, Set: 23:09. Civil Dark: 21:44 - 04:44. Nautical Dark: 22:41 - 03:48. Astro Dark: 00:07 - 02:24

Total Clouds (% Sky Obscured)

91
85
52
59
62
43
38
46
41
30
43
54
98
43
52
73
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

43
49
33
34
49
32
21
29
37
27
41
52
98
41
48
70
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

90
80
44
54
52
31
31
40
26
15
14
31
34
22
30
27
90
100
90
90
90
90
90
90

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
20
20
20
20
20
20

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

Precipitation Probability (%)

3
2
1
0
1
2
3
3
2
2
3
5
8
9
10
9
9
7
5
3
1
1
1
1

Precipitation Amount (mm)

0.08
0.06
0.04
0
0.04
0.07
0.1
0.1
0.07
0.07
0.09
0.13
0.16
0.18
0.19
0.18
0.17
0.15
0.12
0.08
0.05
0.04
0.04
0.05

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
69
64
61
61
62
65
69
75
79
82
84
85
87
87
87
86
86
85
82
77
72
67
61

Pressure (mb)

1004
1004
1004
1004
1004
1004
1005
1005
1005
1006
1006
1006
1006
1007
1007
1007
1007
1008
1008
1009
1009
1010
1010
1010

Ozone (du)

337
340
342
344
345
345
344
341
337
335
335
336
336
334
332
330
326
322
318
315
312
310
308
306

Friday 28

Waxing Crescent 31%

12:36

23:33

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
12 Bad

Sun - Rise: 05:27, Set: 21:01, Transit: 13:13. Moon - Rise: 12:36, Set: 23:33. Civil Dark: 21:42 - 04:46. Nautical Dark: 22:39 - 03:50. Astro Dark: 00:02 - 02:29

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
80
80
80
80
80
80

Low Clouds (% Sky Obscured)

16
16
16
16
16
16
100
100
100
100
100
100
100
100
100
100
100
100
75
75
75
75
75
75

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

77
77
77
77
77
77
2
2
2
2
2
2
92
92
92
92
92
92
17
17
17
17
17
17

ISS Passover

Visibility (miles)

10
10
10
10
10
9
6
7
7
8
9
9
9
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
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
1
0
0
0
0
2
4
10
22
30
36
38
33
24
9
4
2
0
0
0
0
1
3

Precipitation Amount (mm)

0.05
0.04
0
0
0
0
0.05
0.07
0.13
0.21
0.32
0.45
0.52
0.39
0.22
0.11
0.07
0.04
0
0
0
0
0.04
0.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
21
20
20
19
19
19
18
17
17
16
16
16
17
17
17
17
17
16
16
17
18
19
20

Feels Like (°C)

20
21
20
20
19
19
19
18
17
17
16
16
16
17
17
17
17
17
16
16
17
18
19
20

Dew Point (°C)

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

Relative Humidity (%)

57
55
56
58
61
62
65
69
73
77
81
83
85
86
85
85
85
87
90
90
87
83
80
76

Pressure (mb)

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

Ozone (du)

304
302
300
299
299
299
300
299
299
300
300
300
301
302
304
306
311
317
323
326
329
330
330
329

Saturday 29

Waxing Crescent 41%

No Rise

23:56

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
12 Bad

Sun - Rise: 05:28, Set: 20:59, Transit: 13:13. Moon - Rise: No Rise, Set: 23:56. Civil Dark: 21:40 - 04:48. Nautical Dark: 22:36 - 03:52. Astro Dark: 23:58 - 02:33

Total Clouds (% Sky Obscured)

98
98
98
98
98
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

94
94
94
94
94
94
34
34
34
34
34
34
2
2
2
2
2
2
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
66
66
66
66
66
66
100
100
100
100
100
100
61
61
61
61
61
61

High Clouds (% Sky Obscured)

70
70
70
70
70
70
100
100
100
100
100
100
99
99
99
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
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 (%)

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

Precipitation Amount (mm)

0.15
0.12
0.07
0.04
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.03
0.05
0.05
0.03

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
67
62
58
56
56
58
60
64
68
71
75
80
83
85
85
85
87
88
87
84
80
74
68

Pressure (mb)

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

Ozone (du)

328
328
328
328
328
328
329
330
333
333
330
325
321
320
319
319
320
322
324
324
323
322
320
318

Sunday 30

First Quarter 51%

13:42

00:21

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
12 Bad

Sun - Rise: 05:30, Set: 20:58, Transit: 13:13. Moon - Rise: 13:42, Set: 00:21. Civil Dark: 21:39 - 04:49. Nautical Dark: 22:34 - 03:55. Astro Dark: 23:53 - 02:38

Total Clouds (% Sky Obscured)

99
99
99
99
99
99
100
100
100
100
100
100
100
100
100
100
100
100
96
96
96
96
96
96

Low Clouds (% Sky Obscured)

93
93
93
93
93
93
37
37
37
37
37
37
90
90
90
90
90
90
26
26
26
26
26
26

Medium Clouds (% Sky Obscured)

1
1
1
1
1
1
34
34
34
34
34
34
27
27
27
27
27
27
8
8
8
8
8
8

High Clouds (% Sky Obscured)

99
99
99
99
99
99
100
100
100
100
100
100
100
100
100
100
100
100
95
95
95
95
95
95

ISS Passover

Visibility (miles)

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
Very Light Rain
Very Light Rain
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
None
None
None

Precipitation Probability (%)

1
2
5
9
11
12
14
14
15
15
15
3
0
0
3
9
12
13
11
5
0
0
0
0

Precipitation Amount (mm)

0.04
0.07
0.14
0.24
0.34
0.49
0.63
0.74
0.81
0.71
0.35
0.06
0
0
0.06
0.13
0.17
0.18
0.15
0.08
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
13
13
14
14
14
14
14
14
14
14
13
13
13
13
13
13
13
13
13
13
13
12
12

Relative Humidity (%)

63
60
59
60
63
67
72
77
81
85
88
89
90
92
94
95
97
98
98
93
87
80
72
64

Pressure (mb)

1008
1008
1007
1007
1007
1007
1007
1007
1007
1007
1007
1006
1006
1006
1005
1005
1005
1005
1005
1005
1006
1006
1006
1006

Ozone (du)

316
315
314
313
314
315
317
320
325
329
330
330
331
333
335
337
338
340
340
340
338
338
338
339

Monday 31

Waxing Gibbous 61%

14:46

00:47

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

Sun - Rise: 05:31, Set: 20:56, Transit: 13:13. Moon - Rise: 14:46, Set: 00:47. Civil Dark: 21:37 - 04:51. Nautical Dark: 22:31 - 03:57. Astro Dark: 23:48 - 02:42

Total Clouds (% Sky Obscured)

96
96
96
96
96
96
48
48
48
48
48
48
34
34
34
34
34
34
15
15
15
15
15
15

Low Clouds (% Sky Obscured)

24
24
24
24
24
24
27
27
27
27
27
27
10
10
10
10
10
10
6
6
6
6
6
6

Medium Clouds (% Sky Obscured)

38
38
38
38
38
38
41
41
41
41
41
41
11
11
11
11
11
11
13
13
13
13
13
13

High Clouds (% Sky Obscured)

94
94
94
94
94
94
0
0
0
0
0
0
23
23
23
23
23
23
0
0
0
0
0
0

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

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

Precipitation Probability (%)

0
1
7
10
11
12
8
4
0
0
0
0
0
0
0
0
1
2
2
2
3
5
6
5

Precipitation Amount (mm)

0
0.03
0.17
0.32
0.33
0.25
0.16
0.08
0
0
0
0
0
0
0
0
0.02
0.04
0.05
0.04
0.06
0.11
0.12
0.11

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
57
57
59
60
63
66
70
75
78
81
83
84
87
88
89
89
89
87
84
78
73
68
64

Pressure (mb)

1006
1006
1006
1006
1006
1006
1006
1007
1007
1007
1008
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007

Ozone (du)

340
339
338
338
339
342
344
346
347
348
348
348
348
348
348
348
348
348
349
349
351
351
351
351

Forecast for Swindon, Wiltshire, UK (51.56,-1.78)

Generated: 25/07/17 13:54:46. Forecast: 25/07/17 to 31/07/17. Timezone: UTC+1.00