Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 20

Waning Gibbous 84%

23:17

08:49

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

Sun - Rise: 05:26, Set: 21:16, Transit: 13:20. Moon - Rise: 23:17, Set: 08:49. Civil Dark: 21:58 - 04:44. Nautical Dark: 22:56 - 03:46. Astro Dark: 00:34 - 02:12

Total Clouds (% Sky Obscured)

34
28
38
61
36
47
60
50
59
41
38
52
72
10
29
84
98
95
91
95
23
86
94
95

Low Clouds (% Sky Obscured)

9
23
37
61
36
47
60
50
59
41
38
52
70
10
11
9
9
8
5
8
13
19
21
18

Medium Clouds (% Sky Obscured)

13
14
3
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

20
0
0
0
0
0
2
0
0
0
0
0
8
0
19
83
97
95
90
94
12
83
91
95

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
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 (%)

0
0
0
0
2
2
2
0
0
0
0
1
0
0
0
0
0
0
0
1
1
1
1
0

Precipitation Amount (mm)

0
0
0
0
0.01
0.01
0.01
0
0
0
0
0.01
0
0
0
0
0
0
0
0.01
0.01
0.01
0.01
0

Wind Speed/Direction (mph)

6
9
14
16
16
17
16
16
15
14
13
12
10
8
7
6
5
5
4
4
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
81
70
62
57
53
52
53
54
55
54
54
58
66
74
79
82
84
87
88
88
89
89
85

Pressure (mb)

1006
1007
1008
1009
1009
1010
1011
1012
1012
1013
1013
1014
1015
1016
1016
1017
1018
1018
1018
1018
1018
1019
1019
1020

Ozone (du)

377
370
365
363
363
363
361
358
357
355
354
354
354
355
355
354
352
349
345
340
336
335
336
336

Sunday 21

Waning Gibbous 77%

23:36

09:54

08 Bad
09 Good
10 OK
11 OK
12 Bad
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

Sun - Rise: 05:27, Set: 21:14, Transit: 13:20. Moon - Rise: 23:36, Set: 09:54. Civil Dark: 21:56 - 04:45. Nautical Dark: 22:54 - 03:48. Astro Dark: 00:28 - 02:18

Total Clouds (% Sky Obscured)

73
20
42
49
100
99
95
95
100
100
100
89
65
90
95
98
99
100
100
98
98
97
98
93

Low Clouds (% Sky Obscured)

13
8
9
43
98
98
94
66
30
59
41
14
2
1
6
6
8
15
23
34
89
93
96
91

Medium Clouds (% Sky Obscured)

0
0
0
0
1
5
6
5
1
0
0
0
0
0
0
0
9
6
6
2
2
0
0
0

High Clouds (% Sky Obscured)

70
13
37
13
92
81
27
81
100
100
100
88
65
90
95
98
99
100
99
97
95
88
88
25

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 (%)

0
0
0
0
1
1
1
0
0
0
0
1
1
1
1
1
0
0
0
0
1
0
0
0

Precipitation Amount (mm)

0
0
0
0
0.01
0.01
0.01
0
0
0
0
0.01
0.01
0.01
0.02
0.01
0
0
0
0
0.01
0
0
0

Wind Speed/Direction (mph)

5
7
8
10
11
12
12
12
12
12
12
11
10
9
8
8
8
8
8
8
7
7
7
7

Chance of Frost

Temperature (°C)

17
19
21
22
23
24
25
25
26
25
24
23
22
20
19
18
17
17
17
17
17
17
17
18

Feels Like (°C)

17
19
21
22
23
24
25
25
26
25
24
23
22
20
19
18
17
17
17
17
17
17
17
18

Dew Point (°C)

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

Relative Humidity (%)

77
68
62
58
55
54
51
50
49
50
53
56
61
70
77
81
83
84
85
85
85
85
84
82

Pressure (mb)

1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021

Ozone (du)

335
333
332
332
332
332
332
330
329
327
325
324
323
323
322
321
320
319
317
316
315
314
314
314

Monday 22

Waning Gibbous 68%

23:55

10:59

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

Sun - Rise: 05:28, Set: 21:13, Transit: 13:20. Moon - Rise: 23:55, Set: 10:59. Civil Dark: 21:55 - 04:47. Nautical Dark: 22:52 - 03:50. Astro Dark: 00:23 - 02:23

Total Clouds (% Sky Obscured)

100
98
65
23
63
74
83
60
15
6
1
1
1
1
1
1
1
81
81
81
81
81
81
93

Low Clouds (% Sky Obscured)

100
98
63
20
59
63
78
59
15
6
1
1
1
1
1
1
1
81
81
81
81
81
81
93

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

7
4
4
5
11
31
20
2
0
0
0
0
0
0
0
0
0
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

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 (%)

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 Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
21
23
24
25
26
27
27
27
27
26
25
24
21
18
17
16
15
15
15
15
15
16
17

Feels Like (°C)

19
21
23
24
25
26
27
28
28
28
26
26
24
21
18
17
16
15
15
15
15
15
16
17

Dew Point (°C)

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

Relative Humidity (%)

77
71
66
62
59
55
53
51
51
52
55
57
62
71
80
84
87
89
90
90
89
87
83
78

Pressure (mb)

1021
1022
1022
1022
1022
1022
1022
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1018
1017
1017
1016

Ozone (du)

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

Tuesday 23

Waning Gibbous 58%

00:13

12:04

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

Sun - Rise: 05:30, Set: 21:12, Transit: 13:20. Moon - Rise: 00:13, Set: 12:04. Civil Dark: 21:53 - 04:49. Nautical Dark: 22:50 - 03:52. Astro Dark: 00:18 - 02:27

Total Clouds (% Sky Obscured)

93
93
93
93
93
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
69

Low Clouds (% Sky Obscured)

93
93
93
93
93
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
52

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
31

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
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
Very Light Rain
Very Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

0
1
1
0
0
0
1
3
6
7
10
11
14
17
21
15
10
8
7
10
11
6
1
0

Precipitation Amount (mm)

0
0.01
0.01
0
0
0
0.01
0.03
0.06
0.05
0.05
0.07
0.16
0.33
0.44
0.3
0.13
0.08
0.15
0.31
0.39
0.22
0.04
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
22
24
25
26
27
27
27
27
26
24
23
23
22
21
21
20
19
18
18
18
17
17
18

Feels Like (°C)

19
22
24
25
27
28
28
28
27
26
25
24
23
22
22
21
20
19
19
18
18
17
17
18

Dew Point (°C)

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

Relative Humidity (%)

72
66
61
58
54
52
51
52
53
58
65
72
75
76
78
79
81
82
84
86
87
90
90
87

Pressure (mb)

1016
1015
1015
1015
1014
1014
1013
1013
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012

Ozone (du)

321
320
320
320
321
321
320
319
317
315
313
311
310
309
308
306
304
302
304
306
308
308
308
308

Wednesday 24

Waning Gibbous 48%

00:33

13:10

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

Sun - Rise: 05:31, Set: 21:11, Transit: 13:20. Moon - Rise: 00:33, Set: 13:10. Civil Dark: 21:52 - 04:50. Nautical Dark: 22:48 - 03:54. Astro Dark: 00:13 - 02:32

Total Clouds (% Sky Obscured)

69
69
69
69
69
8
8
8
8
8
8
44
44
44
44
44
44
69
69
69
69
69
69
98

Low Clouds (% Sky Obscured)

52
52
52
52
52
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1

Medium Clouds (% Sky Obscured)

1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
56

High Clouds (% Sky Obscured)

31
31
31
31
31
8
8
8
8
8
8
44
44
44
44
44
44
69
69
69
69
69
69
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

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

Precipitation Probability (%)

0
0
0
0
0
0
0
1
2
2
0
0
8
26
39
26
7
0
0
4
7
19
34
38

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.03
0.04
0.02
0
0
0.05
0.23
0.36
0.21
0.03
0
0
0.01
0.07
0.39
1.17
1.72

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
21
23
24
25
26
27
27
26
26
25
24
23
22
20
20
19
19
19
18
18
17
16
16

Feels Like (°C)

19
21
23
24
25
26
27
28
27
26
25
24
23
22
21
20
19
19
19
18
18
17
16
16

Dew Point (°C)

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

Relative Humidity (%)

81
74
67
62
57
54
53
54
57
61
65
68
71
76
79
79
78
76
75
74
76
82
87
89

Pressure (mb)

1012
1012
1012
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1011
1010
1010
1009
1009
1008
1008
1008

Ozone (du)

310
313
315
313
309
306
304
303
301
300
299
298
297
296
295
294
294
294
294
295
295
296
296
296

Thursday 25

Third Quarter 38%

00:54

14:18

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 05:32, Set: 21:09, Transit: 13:20. Moon - Rise: 00:54, Set: 14:18. Civil Dark: 21:50 - 04:52. Nautical Dark: 22:46 - 03:56. Astro Dark: 00:08 - 02:36

Total Clouds (% Sky Obscured)

98
98
98
98
98
98
98
98
98
98
98
89
89
89
89
89
89
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

1
1
1
1
1
0
0
0
0
0
0
2
2
2
2
2
2
99
99
99
99
99
99
18

Medium Clouds (% Sky Obscured)

56
56
56
56
56
15
15
15
15
15
15
34
34
34
34
34
34
59
59
59
59
59
59
73

High Clouds (% Sky Obscured)

95
95
95
95
95
98
98
98
98
98
98
86
86
86
86
86
86
98
98
98
98
98
98
100

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
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
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

38
35
23
19
21
18
12
8
7
5
5
0
0
0
3
0
0
0
0
3
5
7
9
12

Precipitation Amount (mm)

1.24
0.51
0.18
0.15
0.18
0.18
0.12
0.08
0.08
0.04
0.01
0
0
0
0.01
0
0
0
0
0.01
0.02
0.05
0.09
0.13

Wind Speed/Direction (mph)

6
9
12
14
16
16
16
15
15
14
15
14
13
11
10
9
9
9
10
12
12
12
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
82
78
74
70
67
64
63
63
63
63
62
63
66
70
74
79
83
84
84
83
83
81
79

Pressure (mb)

1007
1007
1007
1007
1007
1007
1006
1006
1007
1007
1008
1008
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011

Ozone (du)

296
294
294
293
294
294
294
294
295
295
296
297
299
301
303
307
311
314
318
321
325
328
332
335

Friday 26

Waning Crescent 38%

01:19

15:27

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 OK
21 OK
22 OK
23 OK
00 OK
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good

Sun - Rise: 05:34, Set: 21:08, Transit: 13:20. Moon - Rise: 01:19, Set: 15:27. Civil Dark: 21:49 - 04:53. Nautical Dark: 22:44 - 03:59. Astro Dark: 00:04 - 02:40

Total Clouds (% Sky Obscured)

100
100
100
100
100
93
93
93
93
93
93
33
33
33
33
33
33
2
2
2
2
2
2
16

Low Clouds (% Sky Obscured)

18
18
18
18
18
19
19
19
19
19
19
20
20
20
20
20
20
2
2
2
2
2
2
16

Medium Clouds (% Sky Obscured)

73
73
73
73
73
1
1
1
1
1
1
27
27
27
27
27
27
0
0
0
0
0
0
1

High Clouds (% Sky Obscured)

100
100
100
100
100
91
91
91
91
91
91
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
8
6
8
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
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

13
14
12
9
6
5
7
13
18
21
21
18
13
6
0
0
0
2
0
0
0
1
2
2

Precipitation Amount (mm)

0.14
0.13
0.11
0.08
0.05
0.04
0.08
0.15
0.2
0.19
0.14
0.09
0.04
0.01
0
0
0
0.01
0
0
0
0.01
0.01
0.01

Wind Speed/Direction (mph)

12
13
15
16
17
17
18
18
18
17
16
14
12
10
8
7
7
7
6
6
5
5
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
72
67
62
57
55
56
59
62
63
62
62
64
68
73
77
82
85
87
88
88
88
86
83

Pressure (mb)

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

Ozone (du)

337
338
340
342
343
344
344
342
342
342
342
342
342
341
341
341
342
343
342
341
339
335
330
326

Welcome to Clear Outside

Forecast for FLO HQ, Exeter, Devon, UK (50.70,-3.52)

Generated: 20/07/19 07:59:02. Forecast: 20/07/19 to 26/07/19. Timezone: UTC+1.00