Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 6

Waning Gibbous 88%

22:28

09:40

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

Sun - Rise: 05:51, Set: 20:49, Transit: 13:19. Moon - Rise: 22:28, Set: 09:40. Civil Dark: 21:28 - 05:13. Nautical Dark: 22:17 - 04:24. Astro Dark: 23:20 - 03:22

Total Clouds (% Sky Obscured)

98
100
99
82
45
10
2
1
1
2
8
41
100
100
100
100
100
100
88
79
67
23
3
83

Low Clouds (% Sky Obscured)

98
99
99
69
34
9
2
1
1
2
8
41
100
100
100
100
100
100
88
75
8
0
0
0

Medium Clouds (% Sky Obscured)

62
22
33
52
11
2
1
0
0
0
0
0
0
0
0
0
0
0
0
20
64
23
3
81

High Clouds (% Sky Obscured)

0
31
6
37
16
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
56

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
40
100
100
100
100
100
100
65
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

76
80
1
1
1
0
0
0
1
0
0
0
0
1
1
1
0
0
0
0
1
0
0
0

Precipitation Amount (mm)

0.06
0.04
0.03
0.02
0.01
0
0
0
0.01
0
0
0
0
0.01
0.01
0.01
0
0
0
0
0.01
0
0
0

Wind Speed/Direction (mph)

12
11
10
9
9
8
7
6
5
4
3
3
2
2
2
2
3
3
3
3
4
4
5
5

Chance of Frost

Temperature (°C)

20
21
21
21
22
22
21
19
17
17
16
16
15
15
14
14
14
15
16
19
21
23
24
25

Feels Like (°C)

21
21
21
22
22
23
21
19
18
17
16
16
15
15
14
14
14
15
17
19
22
23
24
25

Dew Point (°C)

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

Relative Humidity (%)

97
96
94
89
82
79
82
87
90
93
94
94
96
98
99
100
100
100
100
94
86
79
71
65

Pressure (mb)

1017
1017
1017
1017
1017
1016
1017
1017
1018
1018
1018
1018
1018
1018
1017
1017
1018
1017
1017
1018
1018
1018
1017
1017

Ozone (du)

306
305
304
304
304
305
306
307
307
306
304
302
301
300
299
297
296
296
296
296
297
297
298
298

Friday 7

Waning Gibbous 81%

22:45

10:47

14 Bad
15 Good
16 Good
17 Good
18 OK
19 Good
20 OK
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
13 Bad

Sun - Rise: 05:52, Set: 20:48, Transit: 13:19. Moon - Rise: 22:45, Set: 10:47. Civil Dark: 21:26 - 05:15. Nautical Dark: 22:15 - 04:26. Astro Dark: 23:16 - 03:25

Total Clouds (% Sky Obscured)

58
10
6
2
20
16
45
84
94
87
75
78
91
97
97
95
98
98
96
95
77
52
47
76

Low Clouds (% Sky Obscured)

0
0
0
0
2
1
0
0
0
2
29
48
59
61
63
68
75
63
12
1
0
0
0
0

Medium Clouds (% Sky Obscured)

54
9
6
2
1
1
10
48
16
1
0
1
0
0
0
0
0
2
2
0
0
0
0
3

High Clouds (% Sky Obscured)

40
2
3
0
19
16
45
83
94
87
64
59
81
94
92
88
92
95
96
95
77
52
47
76

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
1
0
0
0
5
2
2
2
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 (%)

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

Precipitation Amount (mm)

0.01
0.04
0.07
0.08
0.06
0.04
0.02
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.01
0.01
0.01

Wind Speed/Direction (mph)

5
5
5
6
7
8
8
9
10
10
10
10
10
10
10
10
10
10
10
11
12
12
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
60
60
62
65
69
73
78
83
87
89
91
95
97
98
98
98
98
99
94
89
83
78
74

Pressure (mb)

1018
1017
1017
1017
1017
1017
1017
1018
1019
1019
1019
1019
1019
1019
1019
1020
1019
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

298
298
297
297
296
296
298
300
302
304
305
306
307
308
308
309
309
309
309
309
308
307
305
305

Saturday 8

Waning Gibbous 73%

23:01

11:53

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

Sun - Rise: 05:54, Set: 20:46, Transit: 13:19. Moon - Rise: 23:01, Set: 11:53. Civil Dark: 21:24 - 05:16. Nautical Dark: 22:13 - 04:28. Astro Dark: 23:13 - 03:28

Total Clouds (% Sky Obscured)

90
97
99
95
40
27
90
91
59
23
96
95
95
95
95
95
95
88
88
88
88
88
88
91

Low 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

Medium Clouds (% Sky Obscured)

33
64
59
44
2
1
0
0
0
17
21
18
18
18
18
18
18
36
36
36
36
36
36
0

High Clouds (% Sky Obscured)

89
96
99
94
40
27
90
91
59
8
95
95
95
95
95
95
95
84
84
84
84
84
84
91

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 (%)

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

28
29
29
29
28
26
25
23
21
20
20
20
19
18
18
17
16
17
18
19
20
22
23
24

Dew Point (°C)

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

Relative Humidity (%)

69
66
64
64
64
68
72
77
81
82
84
87
90
92
93
93
93
96
96
93
88
83
79
76

Pressure (mb)

1020
1020
1020
1020
1019
1019
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018

Ozone (du)

305
306
307
307
307
308
308
309
310
310
309
308
306
304
302
302
303
303
303
303
303
302
301
301

Sunday 9

Waning Gibbous 64%

23:17

12:59

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 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 05:55, Set: 20:44, Transit: 13:19. Moon - Rise: 23:17, Set: 12:59. Civil Dark: 21:22 - 05:18. Nautical Dark: 22:10 - 04:30. Astro Dark: 23:10 - 03:31

Total Clouds (% Sky Obscured)

91
91
91
91
91
51
51
51
51
51
51
49
49
49
49
49
49
73
73
73
73
73
73
81

Low Clouds (% Sky Obscured)

1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
34
34
34
34
34
34
73

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
28
28
28
28
28
28
7
7
7
7
7
7
7

High Clouds (% Sky Obscured)

91
91
91
91
91
51
51
51
51
51
51
37
37
37
37
37
37
62
62
62
62
62
62
34

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 (%)

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

7
7
7
8
8
8
9
8
8
8
8
7
7
7
7
6
6
6
6
6
6
6
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
69
67
66
65
68
72
77
82
85
86
87
88
90
92
94
95
97
96
93
88
83
79
75

Pressure (mb)

1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1016
1016

Ozone (du)

301
302
303
303
304
304
304
305
305
305
306
306
305
304
302
302
302
302
301
300
299
299
300
300

Monday 10

Waning Gibbous 55%

23:35

14:06

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

Sun - Rise: 05:57, Set: 20:42, Transit: 13:19. Moon - Rise: 23:35, Set: 14:06. Civil Dark: 21:20 - 05:20. Nautical Dark: 22:08 - 04:32. Astro Dark: 23:06 - 03:34

Total Clouds (% Sky Obscured)

81
81
81
81
81
35
35
35
35
35
35
45
45
45
45
45
45
100
100
100
100
100
100
21

Low Clouds (% Sky Obscured)

73
73
73
73
73
29
29
29
29
29
29
15
15
15
15
15
15
98
98
98
98
98
98
21

Medium Clouds (% Sky Obscured)

7
7
7
7
7
8
8
8
8
8
8
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

34
34
34
34
34
9
9
9
9
9
9
36
36
36
36
36
36
92
92
92
92
92
92
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

0
1
1
1
0
0
0
0
0
0
0
2
3
3
4
4
5
6
12
16
13
9
3
0

Precipitation Amount (mm)

0
0.01
0.01
0.01
0
0
0
0
0
0
0
0.01
0.01
0.01
0.01
0.01
0.02
0.03
0.11
0.26
0.35
0.2
0.04
0

Wind Speed/Direction (mph)

6
6
5
5
5
6
6
6
7
7
6
6
6
6
6
6
6
5
6
6
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

25
27
28
29
28
28
25
23
21
20
19
18
18
18
18
18
18
19
20
21
22
22
23
24

Dew Point (°C)

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

Relative Humidity (%)

69
62
59
58
58
61
66
73
80
84
85
86
87
90
91
92
93
94
95
94
93
91
87
81

Pressure (mb)

1016
1016
1016
1016
1015
1016
1015
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

299
297
296
295
293
293
294
296
297
298
297
297
296
294
293
292
291
291
291
291
291
292
293
293

Tuesday 11

Third Quarter 45%

23:55

14:06

14 OK
15 OK
16 OK
17 OK
18 OK
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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 05:58, Set: 20:40, Transit: 13:18. Moon - Rise: 23:55, Set: 14:06. Civil Dark: 21:18 - 05:21. Nautical Dark: 22:05 - 04:34. Astro Dark: 23:03 - 03:37

Total Clouds (% Sky Obscured)

21
21
21
21
21
16
16
16
16
16
16
91
91
91
91
91
91
61
61
61
61
61
61
100

Low Clouds (% Sky Obscured)

21
21
21
21
21
0
0
0
0
0
0
2
2
2
2
2
2
56
56
56
56
56
56
1

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)

0
0
0
0
0
16
16
16
16
16
16
91
91
91
91
91
91
10
10
10
10
10
10
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

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

Precipitation Probability (%)

0
0
1
1
1
0
0
2
4
0
0
0
8
21
25
27
16
3
10
11
13
17
21
23

Precipitation Amount (mm)

0
0
0.01
0.01
0.01
0
0
0.01
0.01
0
0
0
0.1
0.56
0.94
0.56
0.11
0.01
0.01
0.03
0.07
0.16
0.41
0.63

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

26
28
29
29
28
28
26
24
22
22
21
21
21
20
20
20
19
20
21
23
24
25
25
26

Dew Point (°C)

20
20
20
20
19
19
20
19
19
18
18
18
18
18
18
18
18
19
19
21
21
21
21
21

Relative Humidity (%)

74
66
61
61
62
66
70
76
81
84
86
87
89
89
91
94
97
99
95
93
90
85
82
80

Pressure (mb)

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

Ozone (du)

293
292
292
291
290
290
289
289
289
289
289
289
287
286
284
284
284
283
283
282
282
282
283
284

Wednesday 12

Waning Crescent 35%

00:20

15:14

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
13 Bad

Sun - Rise: 06:00, Set: 20:39, Transit: 13:18. Moon - Rise: 00:20, Set: 15:14. Civil Dark: 21:15 - 05:23. Nautical Dark: 22:03 - 04:36. Astro Dark: 23:00 - 03:40

Total Clouds (% Sky Obscured)

100
100
100
100
100
70
70
70
70
70
70
98
98
98
98
98
98
100
100
100
100
100
100
97

Low Clouds (% Sky Obscured)

1
1
1
1
1
3
3
3
3
3
3
6
6
6
6
6
6
100
100
100
100
100
100
38

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
24
24
24
24
24
24
71
71
71
71
71
71
70

High Clouds (% Sky Obscured)

100
100
100
100
100
69
69
69
69
69
69
97
97
97
97
97
97
95
95
95
95
95
95
88

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

22
16
13
14
18
23
22
22
24
26
26
28
31
39
46
47
45
45
40
33
28
18
10
0

Precipitation Amount (mm)

0.49
0.25
0.13
0.11
0.17
0.24
0.22
0.2
0.2
0.17
0.14
0.15
0.22
0.38
0.53
0.51
0.43
0.38
0.36
0.34
0.28
0.14
0.03
0

Wind Speed/Direction (mph)

8
7
7
6
6
5
4
3
2
2
2
3
4
5
6
7
7
8
9
11
12
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

25
25
24
24
23
23
23
22
21
20
20
20
20
20
20
19
19
19
20
21
22
23
24
25

Dew Point (°C)

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

Relative Humidity (%)

79
79
81
82
82
81
82
83
85
86
87
88
89
89
89
91
95
96
93
92
87
82
76
71

Pressure (mb)

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

Ozone (du)

284
284
284
283
282
282
282
283
283
283
283
283
282
280
279
279
278
278
279
281
282
284
286
287

Welcome to Clear Outside

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

Generated: 06/08/20 13:38:52. Forecast: 06/08/20 to 12/08/20. Timezone: UTC+1.00