Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 25

Waxing Crescent 7%

09:19

22:26

13 Bad
14 Bad
15 Bad
16 Bad
17 OK
18 OK
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: 05:37, Set: 21:12, Transit: 13:24. Moon - Rise: 09:19, Set: 22:26. Civil Dark: 21:52 - 04:57. Nautical Dark: 22:47 - 04:02. Astro Dark: 00:07 - 02:45

Total Clouds (% Sky Obscured)

62
96
94
68
38
47
53
58
62
93
85
98
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

30
31
50
62
37
46
51
37
13
37
82
82
90
100
100
100
100
100
100
100
100
87
100
100

Medium Clouds (% Sky Obscured)

58
55
44
18
6
3
6
2
0
2
2
9
45
98
100
100
100
100
97
100
96
100
96
100

High Clouds (% Sky Obscured)

2
91
90
21
0
0
0
24
56
91
29
92
100
100
100
100
100
100
98
28
16
2
46
76

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
8
6
4
3
3
3
3
4
4
5
7
8
9
10

Fog (%)

-
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
100
100
100
100
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
2
5
12
27
37
49
58
67
74
76
70
56
41
28
29

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.06
0.1
0.15
0.24
0.34
0.49
0.69
1.08
1.67
1.93
1.28
0.54
0.26
0.21
0.36

Wind Speed/Direction (mph)

8
8
9
9
9
9
8
8
7
7
8
8
9
9
9
9
10
10
11
13
14
16
16
15

Chance of Frost

Temperature (°C)

23
22
21
20
19
19
19
18
18
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17

Feels Like (°C)

23
22
21
20
19
19
19
18
18
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17

Dew Point (°C)

16
15
15
15
14
14
14
14
14
15
15
15
16
16
16
16
16
16
16
16
16
16
16
16

Relative Humidity (%)

63
64
67
72
74
75
74
77
81
86
90
92
93
93
92
92
92
95
96
95
94
94
94
94

Pressure (mb)

1017
1017
1016
1016
1015
1015
1014
1014
1014
1013
1013
1012
1012
1011
1010
1009
1009
1008
1008
1008
1008
1007
1007
1007

Ozone (du)

321
321
322
321
319
315
312
310
308
306
304
303
301
299
297
296
296
297
299
299
299
301
304
309

Wednesday 26

Waxing Crescent 13%

10:31

22:55

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: 05:39, Set: 21:10, Transit: 13:24. Moon - Rise: 10:31, Set: 22:55. Civil Dark: 21:51 - 04:59. Nautical Dark: 22:45 - 04:04. Astro Dark: 00:03 - 02:49

Total Clouds (% Sky Obscured)

100
100
100
98
100
100
85
84
84
99
99
98
97
93
94
99
99
99
99
98
96
95
95
89

Low Clouds (% Sky Obscured)

100
100
100
91
98
98
85
84
84
91
76
69
71
62
50
45
43
84
81
23
20
49
34
23

Medium Clouds (% Sky Obscured)

37
0
0
1
0
0
0
0
0
0
0
0
0
6
16
64
49
66
50
73
94
95
95
88

High Clouds (% Sky Obscured)

95
96
98
95
97
96
0
0
0
95
98
93
91
84
88
98
97
95
97
95
56
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

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

Precipitation Probability (%)

26
17
3
0
0
0
0
0
0
0
0
0
0
1
3
7
9
10
13
18
20
22
20
17

Precipitation Amount (mm)

0.5
0.32
0.1
0
0
0
0
0
0
0
0
0
0
0.05
0.1
0.17
0.18
0.18
0.2
0.25
0.33
0.41
0.44
0.44

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
85
79
74
73
72
73
73
76
79
83
87
89
89
90
91
94
97
97
94
89
86
81
77

Pressure (mb)

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

Ozone (du)

312
312
309
308
308
309
310
311
311
311
311
311
312
312
312
312
313
314
315
317
319
322
324
325

Thursday 27

Waxing Crescent 22%

11:40

23:20

13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 OK
21 Bad
22 OK
23 OK
00 OK
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: 05:40, Set: 21:09, Transit: 13:24. Moon - Rise: 11:40, Set: 23:20. Civil Dark: 21:49 - 05:00. Nautical Dark: 22:43 - 04:07. Astro Dark: 23:59 - 02:52

Total Clouds (% Sky Obscured)

59
74
55
59
71
48
30
13
88
20
26
34
38
59
71
93
96
98
97
97
97
97
97
97

Low Clouds (% Sky Obscured)

43
49
29
14
44
38
29
13
88
17
21
33
37
54
38
92
91
91
32
32
32
32
32
32

Medium Clouds (% Sky Obscured)

47
67
48
56
57
39
9
0
10
14
17
9
9
11
7
22
27
7
3
3
3
3
3
3

High Clouds (% Sky Obscured)

0
0
0
0
25
0
0
0
0
0
0
0
1
11
54
15
57
69
95
95
95
95
95
95

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

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
None
Very Light Rain

Precipitation Probability (%)

15
13
12
11
10
9
7
4
2
2
1
1
1
1
0
0
0
1
1
1
0
1
5
16

Precipitation Amount (mm)

0.43
0.4
0.36
0.31
0.26
0.21
0.17
0.11
0.07
0.06
0.06
0.06
0.05
0.04
0
0
0
0.04
0.04
0.04
0
0.04
0.1
0.25

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
71
70
71
74
76
76
79
83
87
89
89
88
85
83
82
84
86
87
84
81
78
77
77

Pressure (mb)

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

Ozone (du)

326
326
325
324
323
321
319
318
318
318
317
317
316
315
313
311
308
304
302
301
302
302
301
301

Friday 28

Waxing Crescent 31%

12:47

23:45

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: 05:41, Set: 21:07, Transit: 13:24. Moon - Rise: 12:47, Set: 23:45. Civil Dark: 21:47 - 05:02. Nautical Dark: 22:41 - 04:09. Astro Dark: 23:55 - 02:56

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
76
76
76
76
76
76
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

40
40
40
40
40
40
100
100
100
100
100
100
68
68
68
68
68
68
71
71
71
71
71
71

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
98
98
98
98
98
98
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

87
87
87
87
87
87
81
81
81
81
81
81
20
20
20
20
20
20
98
98
98
98
98
98

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

18
17
16
16
18
20
22
6
16
24
24
23
21
20
14
13
16
16
15
13
12
10
9
5

Precipitation Amount (mm)

0.39
0.34
0.26
0.29
0.47
0.9
1.34
0.08
0.18
0.27
0.29
0.28
0.28
0.24
0.19
0.19
0.24
0.34
0.4
0.4
0.37
0.33
0.24
0.15

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
18
19
19
19
18
18
18
17
17
16
16
16
16
16
16
16
16
16
16
17
18
18
18

Feels Like (°C)

17
18
19
19
19
18
18
18
17
17
16
16
16
16
16
16
16
16
16
16
17
18
18
19

Dew Point (°C)

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

Relative Humidity (%)

77
75
74
73
75
77
78
80
84
87
90
92
94
95
96
96
97
100
100
98
94
90
87
84

Pressure (mb)

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

Ozone (du)

300
299
299
299
299
299
299
299
300
301
301
301
303
308
315
320
324
326
327
327
326
326
327
328

Saturday 29

Waxing Crescent 41%

No Rise

00:09

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: 05:43, Set: 21:06, Transit: 13:24. Moon - Rise: No Rise, Set: 00:09. Civil Dark: 21:46 - 05:03. Nautical Dark: 22:39 - 04:11. Astro Dark: 23:51 - 03:00

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
7
7
7
7
7
7
100
100
100
100
100
100
96
96
96
96
96
96

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
99
99
99
99
99
99
98
98
98
98
98
98
19
19
19
19
19
19

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
63
63
63
63
63
63
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 (%)

3
1
0
0
0
0
0
0
0
0
0
0
0
1
3
4
3
1
0
0
0
0
0
0

Precipitation Amount (mm)

0.09
0.05
0
0
0
0
0
0
0
0
0
0
0
0.03
0.06
0.09
0.06
0.03
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
75
70
66
67
68
71
74
81
86
90
92
93
93
94
95
96
98
97
92
85
79
75
73

Pressure (mb)

1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1010
1010
1009
1009
1009
1009
1009
1009
1009
1009
1009

Ozone (du)

329
329
328
327
329
331
332
331
328
325
323
321
320
321
322
323
323
323
323
322
321
320
320
319

Sunday 30

First Quarter 51%

13:52

00:34

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 OK
07 OK
08 OK
09 OK
10 OK
11 OK
12 OK

Sun - Rise: 05:44, Set: 21:04, Transit: 13:24. Moon - Rise: 13:52, Set: 00:34. Civil Dark: 21:44 - 05:05. Nautical Dark: 22:36 - 04:13. Astro Dark: 23:47 - 03:03

Total Clouds (% Sky Obscured)

99
99
99
99
99
99
87
87
87
87
87
87
35
35
35
35
35
35
14
14
14
14
14
14

Low Clouds (% Sky Obscured)

81
81
81
81
81
81
87
87
87
87
87
87
14
14
14
14
14
14
11
11
11
11
11
11

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
13
13
13
13
13
13
8
8
8
8
8
8

High Clouds (% Sky Obscured)

98
98
98
98
98
98
2
2
2
2
2
2
22
22
22
22
22
22
0
0
0
0
0
0

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
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
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
1
4
9
12
11
14
15
15
4
0
0
0
0
0
1
1
1
2
3
4
5

Precipitation Amount (mm)

0
0
0
0.05
0.11
0.19
0.22
0.2
0.27
0.36
0.25
0.08
0
0
0
0
0
0.02
0.02
0.02
0.04
0.08
0.1
0.12

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
68
67
69
71
73
74
79
85
89
92
94
96
97
98
98
99
100
99
95
89
83
79
76

Pressure (mb)

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

Ozone (du)

319
320
320
322
325
330
334
336
337
339
340
341
341
342
343
343
343
342
341
341
341
342
342
343

Monday 31

Waxing Gibbous 61%

14:55

01:01

13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 OK
21 OK
22 OK
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: 05:46, Set: 21:03, Transit: 13:24. Moon - Rise: 14:55, Set: 01:01. Civil Dark: 21:42 - 05:07. Nautical Dark: 22:34 - 04:15. Astro Dark: 23:44 - 03:07

Total Clouds (% Sky Obscured)

81
81
81
81
81
81
38
38
38
38
38
38
83
83
83
83
83
83
88
88
88
88
88
88

Low Clouds (% Sky Obscured)

80
80
80
80
80
80
31
31
31
31
31
31
13
13
13
13
13
13
84
84
84
84
84
84

Medium Clouds (% Sky Obscured)

20
20
20
20
20
20
23
23
23
23
23
23
20
20
20
20
20
20
43
43
43
43
43
43

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
79
79
79
79
79
79
10
10
10
10
10
10

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

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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

6
8
9
10
9
7
5
3
2
2
4
9
14
14
14
15
15
16
16
15
14
8
9
12

Precipitation Amount (mm)

0.14
0.18
0.21
0.23
0.2
0.15
0.1
0.06
0.05
0.06
0.08
0.16
0.3
0.42
0.56
0.68
0.78
0.83
0.77
0.52
0.27
0.15
0.16
0.28

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
13
13
13
13
13

Relative Humidity (%)

73
69
66
65
68
71
74
77
82
86
90
92
94
94
94
94
96
98
98
94
89
85
83
81

Pressure (mb)

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

Ozone (du)

344
345
345
346
346
347
348
349
349
349
349
350
351
352
353
353
353
352
351
351
351
351
351
352

Forecast for Upton Cross, Cornwall, UK (50.54,-4.42)

Generated: 25/07/17 13:54:35. Forecast: 25/07/17 to 31/07/17. Timezone: UTC+1.00