Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 22

Waxing Crescent 6%

09:15

20:31

00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 OK
08 Good
09 OK
10 OK
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

Sun - Rise: 07:01, Set: 19:11, Transit: 13:06. Moon - Rise: 09:15, Set: 20:31. Civil Dark: 19:44 - 06:28. Nautical Dark: 20:22 - 05:50. Astro Dark: 21:03 - 05:10

Total Clouds (% Sky Obscured)

1
8
0
0
0
0
2
6
6
14
27
66
84
88
100
94
88
99
98
100
89
97
98
98

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
2
5
6
13
27
65
76
40
31
62
21
47
28
68
23
86
94
81

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
5
2
2
2
9
48
85
100
88
86
81
71
98
87
81
84
82

High Clouds (% Sky Obscured)

0
8
0
0
0
0
0
0
0
0
0
0
23
2
9
8
2
96
91
81
2
40
56
88

ISS Passover

Visibility (miles)

10
10
10
9
10
7
5
6
9
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

Precipitation Type

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
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
1
2
0
2
3
2
0
0
3
5
7
8
7
6
7
9
11
12

Precipitation Amount (mm)

0
0
0
0
0
0
0.01
0.01
0
0
0
0
0
0
0.01
0.02
0.03
0.04
0.03
0.03
0.04
0.06
0.07
0.09

Wind Speed/Direction (mph)

4
4
4
4
4
4
5
6
8
10
12
14
15
17
17
17
16
16
15
14
14
14
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
6
6
5
5
5
4
4
7
12
15
16
17
17
17
16
16
15
15
15
14
14
14
13

Dew Point (°C)

6
6
5
5
5
5
5
5
6
8
10
10
10
11
11
11
11
11
11
11
12
12
12
12

Relative Humidity (%)

93
93
93
94
92
93
94
93
85
77
72
68
65
64
67
70
74
76
79
81
83
86
88
90

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021

Ozone (du)

313
313
314
314
314
313
312
320
320
320
319
319
319
318
317
314
312
311
310
310
310
310
310
310

Saturday 23

Waxing Crescent 12%

10:22

20:57

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

Sun - Rise: 07:03, Set: 19:09, Transit: 13:06. Moon - Rise: 10:22, Set: 20:57. Civil Dark: 19:42 - 06:30. Nautical Dark: 20:20 - 05:51. Astro Dark: 21:00 - 05:11

Total Clouds (% Sky Obscured)

99
98
99
98
99
91
88
97
89
84
86
72
59
32
66
54
86
98
99
99
94
100
100
97

Low Clouds (% Sky Obscured)

57
88
90
98
98
88
76
84
68
45
29
22
14
10
13
8
5
0
1
0
0
0
0
0

Medium Clouds (% Sky Obscured)

95
95
98
88
41
9
2
1
1
1
0
0
0
0
0
0
0
0
52
37
68
2
38
84

High Clouds (% Sky Obscured)

75
23
13
20
44
26
74
79
76
73
84
65
52
25
61
50
85
98
98
99
86
100
100
93

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

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
None
None
None
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
93
93
92
91
91
92
92
90
85
79
72
66
61
59
59
60
62
65
69
72
75
77
78

Pressure (mb)

1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1018
1018
1018
1017
1017
1017
1017
1017
1017

Ozone (du)

309
309
309
309
309
309
308
307
307
307
307
307
307
307
308
308
308
308
308
307
307
307
308
309

Sunday 24

Waxing Crescent 19%

11:27

21:26

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

Sun - Rise: 07:04, Set: 19:07, Transit: 13:05. Moon - Rise: 11:27, Set: 21:26. Civil Dark: 19:39 - 06:31. Nautical Dark: 20:18 - 05:53. Astro Dark: 20:58 - 05:13

Total Clouds (% Sky Obscured)

99
91
50
43
81
74
92
100
87
100
100
99
99
99
98
98
99
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
3
9
13
11
24
45
24
23
30
38
31
38
82
98
98
98
98
98
98
98

Medium Clouds (% Sky Obscured)

95
81
50
38
58
59
71
98
63
90
85
28
56
38
30
62
44
52
87
88
88
88
88
88

High Clouds (% Sky Obscured)

94
55
0
9
56
33
71
91
56
96
99
99
98
98
98
95
95
94
93
98
98
98
98
98

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
9
10
10
10
10
10
10
10
10
9
9
9
9
9
9
8
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
0

Precipitation Type

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
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

Precipitation Probability (%)

0
0
0
0
0
0
2
6
8
12
13
12
10
9
12
17
20
26
33
38
39
38
37
38

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.02
0.03
0.06
0.08
0.07
0.04
0.03
0.05
0.11
0.18
0.25
0.41
0.6
0.67
0.66
0.68
0.84

Wind Speed/Direction (mph)

13
12
11
9
8
6
6
7
8
8
9
8
8
7
8
9
9
8
7
6
6
5
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
80
84
90
94
96
97
98
98
93
90
88
87
86
85
83
82
85
89
93
95
96
97
99

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1017
1017
1017
1017

Ozone (du)

312
313
314
313
313
312
312
311
310
309
309
309
309
310
310
310
310
310
310
311
312
313
315
316

Monday 25

Waxing Crescent 28%

12:29

21:57

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

Sun - Rise: 07:06, Set: 19:04, Transit: 13:05. Moon - Rise: 12:29, Set: 21:57. Civil Dark: 19:37 - 06:33. Nautical Dark: 20:15 - 05:55. Astro Dark: 20:55 - 05:15

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

98
100
100
100
100
100
100
56
56
56
56
56
56
67
67
67
67
67
67
45
45
45
45
45

Medium Clouds (% Sky Obscured)

88
38
38
38
38
38
38
16
16
16
16
16
16
27
27
27
27
27
27
26
26
26
26
26

High Clouds (% Sky Obscured)

98
2
2
2
2
2
2
78
78
78
78
78
78
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
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
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
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

Precipitation Probability (%)

40
40
39
37
33
29
23
16
11
7
4
7
11
13
10
10
10
11
13
13
11
6
2
2

Precipitation Amount (mm)

1.14
1.32
1.13
0.78
0.49
0.27
0.12
0.06
0.05
0.04
0.04
0.03
0.04
0.05
0.03
0.04
0.05
0.06
0.08
0.07
0.04
0.01
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
100
99
98
97
97
98
99
100
99
96
92
87
82
78
77
76
78
82
85
88
90
91
92

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1020
1020

Ozone (du)

317
318
319
320
321
321
322
322
323
324
325
327
329
330
330
329
329
328
327
325
325
324
324
324

Tuesday 26

Waxing Crescent 37%

13:28

22:34

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

Sun - Rise: 07:07, Set: 19:02, Transit: 13:05. Moon - Rise: 13:28, Set: 22:34. Civil Dark: 19:35 - 06:35. Nautical Dark: 20:13 - 05:56. Astro Dark: 20:53 - 05:17

Total Clouds (% Sky Obscured)

47
91
91
91
91
91
91
100
100
100
100
100
100
97
97
97
97
97
97
98
98
98
98
98

Low Clouds (% Sky Obscured)

45
2
2
2
2
2
2
100
100
100
100
100
100
96
96
96
96
96
96
57
57
57
57
57

Medium Clouds (% Sky Obscured)

26
6
6
6
6
6
6
15
15
15
15
15
15
17
17
17
17
17
17
0
0
0
0
0

High Clouds (% Sky Obscured)

0
90
90
90
90
90
90
0
0
0
0
0
0
27
27
27
27
27
27
97
97
97
97
97

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

4
6
7
7
8
10
12
13
13
11
10
8
7
5
5
6
8
9
9
9
7
4
2
0

Precipitation Amount (mm)

0.01
0.01
0.01
0.01
0.02
0.03
0.04
0.05
0.04
0.03
0.02
0.01
0.01
0
0
0.01
0.02
0.02
0.02
0.01
0.01
0
0
0

Wind Speed/Direction (mph)

8
7
7
6
5
5
5
5
5
4
4
4
3
3
3
3
4
4
4
4
4
4
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
91
89
88
88
89
90
91
91
89
84
80
74
70
66
66
68
74
80
85
89
92
93

Pressure (mb)

1020
1020
1020
1020
1019
1019
1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1022
1022

Ozone (du)

325
325
324
323
322
321
320
318
318
317
316
316
316
315
313
311
309
308
307
307
307
307
307
306

Wednesday 27

Waxing Crescent 47%

14:23

23:16

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

Sun - Rise: 07:09, Set: 19:00, Transit: 13:04. Moon - Rise: 14:23, Set: 23:16. Civil Dark: 19:32 - 06:36. Nautical Dark: 20:11 - 05:58. Astro Dark: 20:50 - 05:19

Total Clouds (% Sky Obscured)

98
98
98
98
98
98
98
99
99
99
99
99
99
100
100
100
100
100
100
26
26
26
26
26

Low Clouds (% Sky Obscured)

57
93
93
93
93
93
93
23
23
23
23
23
23
100
100
100
100
100
100
6
6
6
6
6

Medium Clouds (% Sky Obscured)

0
22
22
22
22
22
22
94
94
94
94
94
94
65
65
65
65
65
65
6
6
6
6
6

High Clouds (% Sky Obscured)

97
83
83
83
83
83
83
95
95
95
95
95
95
0
0
0
0
0
0
18
18
18
18
18

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
11
17
19
19
18
15
11
0
0
0
0
8
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.01
0.05
0.09
0.08
0.04
0.02
0.01
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
89
87
85
84
83
83
83
82
80
79
79
79
77
76
75
76
79
83
86
89
92
93

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024
1024

Ozone (du)

304
302
301
300
299
298
298
297
297
297
296
295
294
293
293
293
293
292
292
292
291
291
290
290

Thursday 28

First Quarter 56%

15:12

00:04

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

Sun - Rise: 07:10, Set: 18:58, Transit: 13:04. Moon - Rise: 15:12, Set: 00:04. Civil Dark: 19:30 - 06:38. Nautical Dark: 20:08 - 06:00. Astro Dark: 20:48 - 05:20

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

6
2
2
2
2
2
2
42
42
42
42
42
42
97
97
97
97
97
97
96
96
96
96
96

Medium Clouds (% Sky Obscured)

6
9
9
9
9
9
9
91
91
91
91
91
91
97
97
97
97
97
97
99
99
99
99
99

High Clouds (% Sky Obscured)

18
0
0
0
0
0
0
56
56
56
56
56
56
98
98
98
98
98
98
98
98
98
98
98

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
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
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

9
12
10
0
0
7
14
17
20
22
21
20
18
16
18
20
20
20
19
19
19
19
20
20

Precipitation Amount (mm)

0
0.01
0
0
0
0
0.01
0.02
0.04
0.08
0.1
0.06
0.02
0.01
0.02
0.07
0.17
0.29
0.45
0.6
0.65
0.64
0.61
0.55

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
92
90
88
87
85
85
86
89
87
85
83
82
81
81
80
80
81
84
87
90
93
96

Pressure (mb)

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

Ozone (du)

289
289
289
290
290
290
290
289
289
290
290
290
290
290
289
289
288
288
288
289
289
289
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