Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 22

Waxing Crescent 6%

10:25

20:35

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 OK
13 Bad

Sun - Rise: 07:06, Set: 19:15, Transit: 13:09. Moon - Rise: 10:25, Set: 20:35. Civil Dark: 19:47 - 06:34. Nautical Dark: 20:26 - 05:55. Astro Dark: 21:06 - 05:15

Total Clouds (% Sky Obscured)

97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
95
96
96
88
59
31
68

Low Clouds (% Sky Obscured)

82
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
87
82
71
66
55
28
13

Medium Clouds (% Sky Obscured)

95
100
90
62
42
24
36
12
4
10
14
13
4
2
0
1
2
5
0
0
0
0
0
0

High Clouds (% Sky Obscured)

9
0
0
77
89
88
97
98
83
56
52
0
93
88
13
9
47
76
81
85
64
9
5
63

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
8
7
7
8
8
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

Precipitation Type

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

Precipitation Probability (%)

9
16
22
26
31
33
32
30
29
24
17
11
8
7
7
7
6
7
7
8
8
5
3
2

Precipitation Amount (mm)

0.14
0.46
0.22
0.29
0.39
0.46
0.43
0.4
0.38
0.28
0.17
0.1
0.07
0.05
0.06
0.05
0.04
0.04
0.05
0.05
0.05
0.03
0.01
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
14
13
13
13
13
13
13
13
13
14
14
14
14
14
13
13
13
13
13
13
14
15
15

Feels Like (°C)

15
14
13
13
13
13
13
13
13
13
14
14
14
14
14
13
13
13
13
13
13
14
15
15

Dew Point (°C)

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

Relative Humidity (%)

86
89
92
94
95
97
98
99
100
99
98
96
95
95
96
97
97
98
98
95
91
85
79
74

Pressure (mb)

1019
1019
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

313
311
310
310
309
308
308
307
307
306
306
305
305
304
304
304
304
304
304
304
305
305
305
305

Saturday 23

Waxing Crescent 12%

11:30

21:01

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: 07:08, Set: 19:12, Transit: 13:09. Moon - Rise: 11:30, Set: 21:01. Civil Dark: 19:45 - 06:35. Nautical Dark: 20:23 - 05:57. Astro Dark: 21:03 - 05:17

Total Clouds (% Sky Obscured)

89
87
95
98
100
100
100
100
100
97
89
75
88
72
98
99
100
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

4
1
0
0
0
0
0
0
0
0
0
4
11
16
27
73
100
100
100
100
100
99
100
90

Medium Clouds (% Sky Obscured)

0
0
0
36
70
95
22
66
95
44
50
74
86
46
91
69
43
71
48
2
2
1
2
0

High Clouds (% Sky Obscured)

89
87
95
98
99
100
100
100
99
95
77
1
13
42
88
95
95
91
87
89
99
99
99
99

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
9
7
6
4
5
6
7
7
7
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
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
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

2
2
2
2
2
2
2
1
2
3
5
7
10
14
17
18
17
18
22
26
27
24
21
19

Precipitation Amount (mm)

0.01
0.01
0.01
0.01
0
0
0
0
0.01
0.01
0.02
0.04
0.06
0.1
0.14
0.15
0.15
0.17
0.26
0.42
0.52
0.44
0.35
0.34

Wind Speed/Direction (mph)

18
18
17
16
15
15
14
14
14
13
12
11
11
11
10
10
9
9
8
8
7
6
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
68
67
69
74
80
82
83
84
87
91
94
95
97
98
100
100
100
100
100
100
100
98
94

Pressure (mb)

1019
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1016
1016
1017
1017
1017
1017

Ozone (du)

305
305
305
305
305
305
306
307
309
310
313
314
314
312
312
311
311
311
311
311
311
311
311
312

Sunday 24

Waxing Crescent 19%

12:32

21:30

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 OK

Sun - Rise: 07:09, Set: 19:10, Transit: 13:09. Moon - Rise: 12:32, Set: 21:30. Civil Dark: 19:43 - 06:37. Nautical Dark: 20:21 - 05:58. Astro Dark: 21:01 - 05:19

Total Clouds (% Sky Obscured)

99
100
100
99
100
100
100
98
98
100
91
47
80
88
84
80
91
95
95
95
95
95
95
27

Low Clouds (% Sky Obscured)

49
45
45
40
33
23
15
7
6
9
2
1
2
0
1
2
2
23
23
23
23
23
23
0

Medium Clouds (% Sky Obscured)

2
88
72
85
100
100
100
98
98
100
91
47
80
88
84
73
40
6
6
6
6
6
6
24

High Clouds (% Sky Obscured)

98
98
98
98
98
98
13
0
0
0
0
0
0
0
0
27
86
95
95
95
95
95
95
4

ISS Passover

Visibility (miles)

7
7
6
7
7
8
7
6
5
5
6
7
7
7
7
7
8
8
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
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 (%)

17
15
14
13
10
9
7
5
5
5
4
5
5
7
8
9
9
8
7
5
5
4
3
3

Precipitation Amount (mm)

0.31
0.27
0.23
0.14
0.07
0.04
0.03
0.02
0.01
0.01
0.01
0.01
0.02
0.02
0.03
0.03
0.04
0.04
0.03
0.02
0.01
0.01
0.01
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
87
86
87
91
94
96
96
95
94
93
91
91
92
93
95
96
98
99
99
98
93
87
80

Pressure (mb)

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

Ozone (du)

313
314
315
316
318
320
323
325
327
327
327
326
327
328
329
331
333
334
333
332
330
328
326
324

Monday 25

Waxing Crescent 28%

13:31

22:01

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

Sun - Rise: 07:11, Set: 19:08, Transit: 13:08. Moon - Rise: 13:31, Set: 22:01. Civil Dark: 19:40 - 06:38. Nautical Dark: 20:19 - 06:00. Astro Dark: 20:58 - 05:21

Total Clouds (% Sky Obscured)

27
27
27
27
27
88
88
88
88
88
88
27
27
27
27
27
27
99
99
99
99
99
99
98

Low Clouds (% Sky Obscured)

0
0
0
0
0
2
2
2
2
2
2
27
27
27
27
27
27
99
99
99
99
99
99
75

Medium Clouds (% Sky Obscured)

24
24
24
24
24
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0

High Clouds (% Sky Obscured)

4
4
4
4
4
88
88
88
88
88
88
0
0
0
0
0
0
0
0
0
0
0
0
93

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
9
8
6
7
6
5
4
3
2
6
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

3
3
4
4
4
4
3
0
0
0
2
3
4
5
6
6
7
7
6
6
5
5
4
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

8
8
8
8
7
6
6
6
5
5
5
4
5
4
4
3
2
3
2
1
2
3
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
74
74
78
85
90
95
97
97
96
94
92
88
88
88
89
90
90
90
88
85
79
71
65

Pressure (mb)

1021
1021
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021
1022
1022
1022
1022
1022
1022

Ozone (du)

322
321
321
321
321
322
321
321
320
320
319
319
318
317
317
316
315
315
315
315
315
314
313
311

Tuesday 26

Waxing Crescent 37%

No Rise

22:38

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: 07:12, Set: 19:06, Transit: 13:08. Moon - Rise: No Rise, Set: 22:38. Civil Dark: 19:38 - 06:40. Nautical Dark: 20:16 - 06:02. Astro Dark: 20:56 - 05:22

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

75
75
75
75
75
54
54
54
54
54
54
97
97
97
97
97
97
100
100
100
100
100
100
24

Medium Clouds (% Sky Obscured)

0
0
0
0
0
26
26
26
26
26
26
9
9
9
9
9
9
95
95
95
95
95
95
11

High Clouds (% Sky Obscured)

93
93
93
93
93
94
94
94
94
94
94
77
77
77
77
77
77
98
98
98
98
98
98
99

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

3
2
0
0
0
0
4
5
6
4
0
0
0
0
0
9
17
20
20
18
16
14
11
6

Precipitation Amount (mm)

0
0
0
0
0
0
0.01
0.01
0.01
0.01
0
0
0
0
0
0.02
0.1
0.19
0.19
0.14
0.1
0.06
0.02
0.01

Wind Speed/Direction (mph)

5
5
6
5
5
5
4
4
4
5
5
6
7
7
8
8
9
10
11
12
14
14
15
15

Chance of Frost

Temperature (°C)

18
18
18
16
15
14
13
12
11
11
11
12
12
11
11
11
11
11
12
12
13
14
15
15

Feels Like (°C)

18
18
18
16
15
14
13
12
11
11
11
12
12
11
11
11
11
11
12
12
13
14
15
15

Dew Point (°C)

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

Relative Humidity (%)

63
64
67
72
78
84
87
89
90
89
87
85
84
83
83
84
87
89
91
92
92
90
87
85

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023

Ozone (du)

310
310
309
308
308
307
306
305
304
304
303
303
302
302
301
301
301
300
300
299
299
298
298
297

Wednesday 27

Waxing Crescent 47%

14:26

23:20

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: 07:14, Set: 19:04, Transit: 13:08. Moon - Rise: 14:26, Set: 23:20. Civil Dark: 19:36 - 06:41. Nautical Dark: 20:14 - 06:03. Astro Dark: 20:53 - 05:24

Total Clouds (% Sky Obscured)

99
99
99
99
99
98
98
98
98
98
98
99
99
99
99
99
99
100
100
100
100
100
100
95

Low Clouds (% Sky Obscured)

24
24
24
24
24
20
20
20
20
20
20
67
67
67
67
67
67
100
100
100
100
100
100
9

Medium Clouds (% Sky Obscured)

11
11
11
11
11
61
61
61
61
61
61
90
90
90
90
90
90
95
95
95
95
95
95
30

High Clouds (% Sky Obscured)

99
99
99
99
99
98
98
98
98
98
98
96
96
96
96
96
96
72
72
72
72
72
72
92

ISS Passover

Visibility (miles)

8
8
8
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
None
None
None
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

Precipitation Probability (%)

4
0
0
0
0
5
0
0
0
0
6
8
6
0
0
0
10
13
15
17
18
18
18
18

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.01
0
0
0
0
0.01
0.02
0.04
0.09
0.15
0.22
0.28
0.37

Wind Speed/Direction (mph)

15
14
14
13
11
11
10
10
10
10
10
10
10
10
10
10
11
11
11
10
10
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
81
80
81
85
90
93
95
96
95
93
90
88
86
85
86
88
90
92
92
91
88
84
80

Pressure (mb)

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

Ozone (du)

296
296
295
294
293
292
292
292
292
292
293
293
292
292
291
291
290
290
290
290
290
289
289
289

Thursday 28

First Quarter 56%

15:15

00:08

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: 07:15, Set: 19:01, Transit: 13:07. Moon - Rise: 15:15, Set: 00:08. Civil Dark: 19:34 - 06:43. Nautical Dark: 20:12 - 06:05. Astro Dark: 20:51 - 05:26

Total Clouds (% Sky Obscured)

95
95
95
95
95
98
98
98
98
98
98
86
86
86
86
86
86
51
51
51
51
51
51
59

Low Clouds (% Sky Obscured)

9
9
9
9
9
0
0
0
0
0
0
0
0
0
0
0
0
51
51
51
51
51
51
36

Medium Clouds (% Sky Obscured)

30
30
30
30
30
0
0
0
0
0
0
54
54
54
54
54
54
0
0
0
0
0
0
3

High Clouds (% Sky Obscured)

92
92
92
92
92
98
98
98
98
98
98
84
84
84
84
84
84
0
0
0
0
0
0
34

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

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

Precipitation Probability (%)

18
18
19
20
22
23
24
23
23
23
22
22
22
22
22
20
15
0
0
10
10
8
1
1

Precipitation Amount (mm)

0.49
0.65
0.82
1.04
1.28
1.4
1.32
1.12
0.92
0.73
0.53
0.39
0.32
0.27
0.21
0.09
0.02
0
0
0
0.01
0.01
0
0

Wind Speed/Direction (mph)

11
10
9
7
5
4
4
4
5
7
8
9
9
8
8
7
6
6
6
6
8
8
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
75
74
75
79
85
90
95
98
97
94
91
90
89
90
93
96
98
98
96
90
84
75
70

Pressure (mb)

1024
1024
1024
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1026
1026
1026
1026
1027
1027
1026

Ozone (du)

289
289
289
289
289
289
290
292
293
295
297
300
304
308
311
313
313
313
314
314
313
310
306
303

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

Generated: 22/09/17 14:14:36. Forecast: 22/09/17 to 28/09/17. Timezone: UTC+1.00