Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 22

Waxing Crescent 2%

09:15

20:07

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

Sun - Rise: 07:01, Set: 19:13, Transit: 13:06. Moon - Rise: 09:15, Set: 20:07. Civil Dark: 19:46 - 06:28. Nautical Dark: 20:25 - 05:50. Astro Dark: 21:05 - 05:10

Total Clouds (% Sky Obscured)

36
39
97
99
98
95
50
6
13
3
0
0
1
8
0
0
0
0
2
6
6
14
27
66

Low Clouds (% Sky Obscured)

24
29
32
34
22
9
1
6
13
3
0
0
0
0
0
0
0
0
2
5
6
13
27
65

Medium Clouds (% Sky Obscured)

2
9
27
17
9
2
0
0
0
0
0
0
0
0
0
0
0
0
0
5
2
2
2
9

High Clouds (% Sky Obscured)

16
16
95
99
98
95
50
0
0
0
0
0
0
8
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
9
10
7
5
6
9
10
10
10

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0
0
0
0

Precipitation Type

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
None

Precipitation Probability (%)

14
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
0
2
3
2

Precipitation Amount (mm)

0.04
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.01
0
0
0
0

Wind Speed/Direction (mph)

10
11
12
12
12
11
9
8
5
5
6
3
4
4
4
4
4
4
5
6
8
10
12
14

Chance of Frost

Temperature (°C)

15
15
15
16
15
15
14
14
12
10
9
8
8
7
6
6
6
6
6
6
9
12
15
16

Feels Like (°C)

15
15
15
16
15
15
14
14
12
10
8
8
7
6
6
5
5
5
4
4
7
12
15
16

Dew Point (°C)

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

Relative Humidity (%)

87
82
80
74
70
71
73
70
75
85
90
90
93
93
93
94
92
93
94
93
85
77
72
68

Pressure (mb)

1014
1015
1015
1016
1016
1017
1018
1018
1019
1019
1020
1020
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020

Ozone (du)

294
298
300
302
305
310
317
316
316
315
314
314
313
313
314
314
314
313
312
320
320
320
319
319

Saturday 23

Waxing Crescent 6%

10:22

20:31

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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:03, Set: 19:11, Transit: 13:06. Moon - Rise: 10:22, Set: 20:31. Civil Dark: 19:44 - 06:30. Nautical Dark: 20:22 - 05:51. Astro Dark: 21:03 - 05:11

Total Clouds (% Sky Obscured)

84
88
100
94
88
99
98
100
89
97
98
98
99
98
99
98
99
91
88
97
89
84
86
72

Low Clouds (% Sky Obscured)

76
40
31
62
21
47
28
68
23
86
94
81
57
88
90
98
98
88
76
84
68
45
29
22

Medium Clouds (% Sky Obscured)

48
85
100
88
86
81
71
98
87
81
84
82
95
95
98
88
41
9
2
1
1
1
0
0

High Clouds (% Sky Obscured)

23
2
9
8
2
96
91
81
2
40
56
88
75
23
13
20
44
26
74
79
76
73
84
65

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
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
Very Light Rain
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

0
0
3
5
7
8
7
6
7
9
11
12
13
13
12
9
7
6
6
5
3
2
0
0

Precipitation Amount (mm)

0
0
0.01
0.02
0.03
0.04
0.03
0.03
0.04
0.06
0.07
0.09
0.11
0.12
0.1
0.07
0.05
0.04
0.03
0.02
0.01
0
0
0

Wind Speed/Direction (mph)

15
17
17
17
16
16
15
14
14
14
14
14
14
13
13
12
11
10
9
8
9
11
13
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
11
11
11
11
11
11
11
12
12
12
12
12
12
12
12
12
12
11
11
11
11
11
11

Relative Humidity (%)

65
64
67
70
74
76
79
81
83
86
88
90
92
93
93
92
91
91
92
92
90
85
79
72

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019

Ozone (du)

319
318
317
314
312
311
310
310
310
310
310
310
309
309
309
309
309
309
308
307
307
307
307
307

Sunday 24

Waxing Crescent 12%

11:27

20:57

12 Bad
13 OK
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

Sun - Rise: 07:04, Set: 19:09, Transit: 13:06. Moon - Rise: 11:27, Set: 20:57. Civil Dark: 19:42 - 06:31. Nautical Dark: 20:20 - 05:53. Astro Dark: 21:00 - 05:13

Total Clouds (% Sky Obscured)

59
32
66
54
86
98
99
99
94
100
100
97
99
91
50
43
81
74
92
100
87
100
100
99

Low Clouds (% Sky Obscured)

14
10
13
8
5
0
1
0
0
0
0
0
0
0
0
0
3
9
13
11
24
45
24
23

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
52
37
68
2
38
84
95
81
50
38
58
59
71
98
63
90
85
28

High Clouds (% Sky Obscured)

52
25
61
50
85
98
98
99
86
100
100
93
94
55
0
9
56
33
71
91
56
96
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
9
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

2
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
2
6
8
12
13
12

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.02
0.03
0.06
0.08
0.07

Wind Speed/Direction (mph)

16
17
17
16
15
15
13
13
13
13
14
13
13
12
11
9
8
6
6
7
8
8
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
61
59
59
60
62
65
69
72
75
77
78
79
80
84
90
94
96
97
98
98
93
90
88

Pressure (mb)

1019
1019
1019
1018
1018
1018
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017

Ozone (du)

307
307
308
308
308
308
308
307
307
307
308
309
312
313
314
313
313
312
312
311
310
309
309
309

Monday 25

Waxing Crescent 19%

No Rise

21:26

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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:06, Set: 19:07, Transit: 13:05. Moon - Rise: No Rise, Set: 21:26. Civil Dark: 19:39 - 06:33. Nautical Dark: 20:18 - 05:55. Astro Dark: 20:58 - 05:15

Total Clouds (% Sky Obscured)

99
99
98
98
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
91
91
91
91
91

Low Clouds (% Sky Obscured)

30
38
31
38
82
98
98
98
98
98
98
98
98
100
100
100
100
100
100
56
56
56
56
56

Medium Clouds (% Sky Obscured)

56
38
30
62
44
52
87
88
88
88
88
88
88
38
38
38
38
38
38
16
16
16
16
16

High Clouds (% Sky Obscured)

98
98
98
95
95
94
93
98
98
98
98
98
98
2
2
2
2
2
2
78
78
78
78
78

ISS Passover

Visibility (miles)

10
10
10
10
9
9
9
9
9
9
8
8
8
9
9
9
9
9
9
9
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
Light Rain
Light Rain
Light Rain
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
Very Light Rain
None
Very Light Rain

Precipitation Probability (%)

10
9
12
17
20
26
33
38
39
38
37
38
40
40
39
37
33
29
23
16
11
7
4
7

Precipitation Amount (mm)

0.04
0.03
0.05
0.11
0.18
0.25
0.41
0.6
0.67
0.66
0.68
0.84
1.14
1.32
1.13
0.78
0.49
0.27
0.12
0.06
0.05
0.04
0.04
0.03

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

14
15
15
15
15
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14

Relative Humidity (%)

87
86
85
83
82
85
89
93
95
96
97
99
100
100
99
98
97
97
98
99
100
99
96
92

Pressure (mb)

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

Ozone (du)

309
310
310
310
310
310
310
311
312
313
315
316
317
318
319
320
321
321
322
322
323
324
325
327

Tuesday 26

Waxing Crescent 28%

12:29

21:57

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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:07, Set: 19:04, Transit: 13:05. Moon - Rise: 12:29, Set: 21:57. Civil Dark: 19:37 - 06:35. Nautical Dark: 20:15 - 05:56. Astro Dark: 20:55 - 05:17

Total Clouds (% Sky Obscured)

91
73
73
73
73
73
73
47
47
47
47
47
47
91
91
91
91
91
91
100
100
100
100
100

Low Clouds (% Sky Obscured)

56
67
67
67
67
67
67
45
45
45
45
45
45
2
2
2
2
2
2
100
100
100
100
100

Medium Clouds (% Sky Obscured)

16
27
27
27
27
27
27
26
26
26
26
26
26
6
6
6
6
6
6
15
15
15
15
15

High Clouds (% Sky Obscured)

78
0
0
0
0
0
0
0
0
0
0
0
0
90
90
90
90
90
90
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
9
7
5
2
3
4
4
9
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
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

Precipitation Probability (%)

11
13
10
10
10
11
13
13
11
6
2
2
4
6
7
7
8
10
12
13
13
11
10
8

Precipitation Amount (mm)

0.04
0.05
0.03
0.04
0.05
0.06
0.08
0.07
0.04
0.01
0
0
0.01
0.01
0.01
0.01
0.02
0.03
0.04
0.05
0.04
0.03
0.02
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
82
78
77
76
78
82
85
88
90
91
92
92
92
91
89
88
88
89
90
91
91
89
84

Pressure (mb)

1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1020
1020
1020
1020
1020
1020
1019
1019
1020
1020
1020
1020
1021
1021

Ozone (du)

329
330
330
329
329
328
327
325
325
324
324
324
325
325
324
323
322
321
320
318
318
317
316
316

Wednesday 27

Waxing Crescent 37%

13:28

22:34

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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:09, Set: 19:02, Transit: 13:05. Moon - Rise: 13:28, Set: 22:34. Civil Dark: 19:35 - 06:36. Nautical Dark: 20:13 - 05:58. Astro Dark: 20:53 - 05:19

Total Clouds (% Sky Obscured)

100
97
97
97
97
97
97
98
98
98
98
98
98
98
98
98
98
98
98
99
99
99
99
99

Low Clouds (% Sky Obscured)

100
96
96
96
96
96
96
57
57
57
57
57
57
93
93
93
93
93
93
23
23
23
23
23

Medium Clouds (% Sky Obscured)

15
17
17
17
17
17
17
0
0
0
0
0
0
22
22
22
22
22
22
94
94
94
94
94

High Clouds (% Sky Obscured)

0
27
27
27
27
27
27
97
97
97
97
97
97
83
83
83
83
83
83
95
95
95
95
95

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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

Precipitation Probability (%)

7
5
5
6
8
9
9
9
7
4
2
0
0
0
0
0
0
0
0
0
11
17
19
19

Precipitation Amount (mm)

0.01
0
0
0.01
0.02
0.02
0.02
0.01
0.01
0
0
0
0
0
0
0
0
0
0
0
0.01
0.05
0.09
0.08

Wind Speed/Direction (mph)

3
3
3
3
4
4
4
4
4
4
3
3
3
3
3
4
4
4
5
5
7
8
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
74
70
66
66
68
74
80
85
89
92
93
93
91
89
87
85
84
83
83
83
82
80
79

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023

Ozone (du)

316
315
313
311
309
308
307
307
307
307
307
306
304
302
301
300
299
298
298
297
297
297
296
295

Thursday 28

First Quarter 47%

14:23

23:16

12 Bad
13 Bad
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 Good
04 Good
05 Good
06 OK
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:10, Set: 19:00, Transit: 13:04. Moon - Rise: 14:23, Set: 23:16. Civil Dark: 19:32 - 06:38. Nautical Dark: 20:11 - 06:00. Astro Dark: 20:50 - 05:20

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
100
26
26
26
26
26
26
10
10
10
10
10
10
96
96
96
96
96

Low Clouds (% Sky Obscured)

23
100
100
100
100
100
100
6
6
6
6
6
6
2
2
2
2
2
2
42
42
42
42
42

Medium Clouds (% Sky Obscured)

94
65
65
65
65
65
65
6
6
6
6
6
6
9
9
9
9
9
9
91
91
91
91
91

High Clouds (% Sky Obscured)

95
0
0
0
0
0
0
18
18
18
18
18
18
0
0
0
0
0
0
56
56
56
56
56

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
None
None
None
None
Very Light Rain
None
None
None
None
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

Precipitation Probability (%)

18
15
11
0
0
0
0
8
0
0
0
0
9
12
10
0
0
7
14
17
20
22
21
20

Precipitation Amount (mm)

0.04
0.02
0.01
0
0
0
0
0
0
0
0
0
0
0.01
0
0
0
0
0.01
0.02
0.04
0.08
0.1
0.06

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
79
77
76
75
76
79
83
86
89
92
93
93
93
92
90
88
87
85
85
86
89
87
85

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1023
1023
1023
1023
1024
1024
1024
1024
1024

Ozone (du)

294
293
293
293
293
292
292
292
291
291
290
290
289
289
289
290
290
290
290
289
289
290
290
290

Welcome to Clear Outside

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

Generated: 22/09/17 07:25:02. Forecast: 22/09/17 to 28/09/17. Timezone: UTC+1.00