Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 20

Waxing Gibbous 84%

17:36

02:43

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 OK
06 OK
07 Bad
08 OK
09 Good
10 OK
11 OK
12 OK
13 OK
14 Bad
15 OK

Sun - Rise: 06:59, Set: 19:16, Transit: 13:07. Moon - Rise: 17:36, Set: 02:43. Civil Dark: 19:49 - 06:26. Nautical Dark: 20:28 - 05:48. Astro Dark: 21:08 - 05:07

Total Clouds (% Sky Obscured)

99
97
91
100
100
100
99
100
49
11
66
86
100
28
33
46
26
7
11
20
33
27
45
30

Low Clouds (% Sky Obscured)

75
95
71
90
98
98
52
93
41
11
59
84
99
24
13
45
25
3
8
13
23
13
27
20

Medium Clouds (% Sky Obscured)

41
34
48
66
96
98
75
92
3
0
31
16
98
12
29
9
4
6
8
17
24
21
41
26

High Clouds (% Sky Obscured)

98
29
71
99
100
100
98
98
13
0
0
0
0
0
0
0
0
0
0
0
1
3
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
7
4
3
3
5
8
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

Precipitation Type

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

Precipitation Probability (%)

27
34
46
57
74
81
77
22
11
7
8
11
22
23
11
11
6
5
0
4
4
3
2
0

Precipitation Amount (mm)

0.26
0.2
0.24
0.35
0.82
1.78
2.31
1.44
0.41
0.07
0.05
0.07
0.08
0.05
0.02
0.01
0.01
0.01
0
0.01
0.01
0.01
0.01
0

Wind Speed/Direction (mph)

24
24
24
25
27
28
29
29
24
21
20
20
19
16
14
14
16
18
21
22
23
23
22
22

Chance of Frost

Temperature (°C)

18
17
17
18
18
17
17
16
15
14
12
11
10
10
9
9
10
11
12
13
14
15
16
16

Feels Like (°C)

18
18
18
18
18
18
17
16
15
14
12
11
10
7
6
6
7
11
12
13
14
15
16
16

Dew Point (°C)

16
16
16
16
16
16
16
14
12
11
9
8
7
7
6
6
6
6
6
7
7
7
7
7

Relative Humidity (%)

88
90
89
88
89
91
91
88
84
82
81
81
81
81
85
83
79
72
67
63
60
56
54
54

Pressure (mb)

1006
1005
1004
1003
1002
1001
1000
1000
1000
1000
1002
1004
1005
1007
1008
1009
1010
1011
1012
1013
1014
1014
1015
1015

Ozone (du)

292
293
294
295
296
297
299
303
308
312
314
315
316
317
318
320
321
322
322
321
319
316
313
309

Friday 21

Waxing Gibbous 90%

18:07

03:46

16 Good
17 OK
18 Good
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 OK
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

Sun - Rise: 07:01, Set: 19:14, Transit: 13:06. Moon - Rise: 18:07, Set: 03:46. Civil Dark: 19:47 - 06:28. Nautical Dark: 20:25 - 05:49. Astro Dark: 21:06 - 05:09

Total Clouds (% Sky Obscured)

5
31
1
72
90
99
100
99
27
100
98
100
100
100
100
100
100
100
100
100
99
100
100
100

Low Clouds (% Sky Obscured)

5
1
1
1
1
2
2
5
13
7
2
2
2
5
1
0
0
2
1
51
63
83
12
31

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
3
1
0
52
51
76
84
87
97
97
98
99
99
100
100
100

High Clouds (% Sky Obscured)

0
31
0
71
90
99
100
99
20
100
98
100
100
100
100
100
100
100
98
91
2
95
89
77

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
9
7
5
5
5
4
4

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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
14
23
27
35
49
57
66
75

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.03
0.11
0.24
0.47
0.88
1.38
1.93
2.68

Wind Speed/Direction (mph)

22
20
17
15
12
11
12
10
10
10
9
9
9
8
7
7
7
6
6
7
8
9
11
13

Chance of Frost

Temperature (°C)

16
16
15
14
13
13
12
11
11
10
10
10
10
10
11
11
11
12
13
13
13
12
12
12

Feels Like (°C)

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

Dew Point (°C)

7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
8
9
9
9
10
10
10

Relative Humidity (%)

54
56
60
63
67
69
72
75
77
79
80
81
80
78
76
76
76
75
75
77
79
82
85
88

Pressure (mb)

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

Ozone (du)

305
303
301
300
297
295
293
291
289
287
286
284
283
282
281
280
280
280
280
279
278
278
278
277

Saturday 22

Waxing Gibbous 95%

18:34

04:51

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
14 Bad
15 OK

Sun - Rise: 07:02, Set: 19:12, Transit: 13:06. Moon - Rise: 18:34, Set: 04:51. Civil Dark: 19:44 - 06:30. Nautical Dark: 20:23 - 05:51. Astro Dark: 21:03 - 05:11

Total Clouds (% Sky Obscured)

100
100
100
100
99
88
93
100
98
97
99
99
100
100
100
100
100
100
100
100
100
18
18
18

Low Clouds (% Sky Obscured)

100
100
100
100
99
83
91
100
98
96
99
99
100
100
100
100
100
100
100
100
100
18
18
18

Medium Clouds (% Sky Obscured)

100
99
100
100
84
65
28
12
2
0
3
7
6
5
8
24
24
24
24
24
24
0
0
0

High Clouds (% Sky Obscured)

94
12
29
2
3
2
11
16
66
52
23
31
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
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
Very Light Rain
Very Light Rain

Precipitation Probability (%)

78
80
83
79
77
74
67
61
51
42
34
34
38
55
64
62
55
42
36
36
40
37
33
22

Precipitation Amount (mm)

3.42
3.98
4.37
4.32
3.59
2.61
1.84
1.2
0.68
0.41
0.32
0.32
0.38
0.58
0.97
1.22
1.01
0.65
0.47
0.49
0.6
0.6
0.32
0.07

Wind Speed/Direction (mph)

14
15
15
15
15
13
13
14
14
14
14
13
14
14
14
21
15
16
17
16
11
18
21
24

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
92
92
91
90
90
90
91
91
91
90
91
93
96
99
94
97
94
91
89
87
86
82
77

Pressure (mb)

1015
1014
1012
1011
1010
1009
1009
1009
1008
1008
1008
1007
1007
1006
1006
1005
1005
1005
1005
1006
1006
1008
1010
1012

Ozone (du)

277
276
275
274
274
275
275
275
274
274
274
274
275
275
276
278
283
290
297
303
308
313
317
320

Sunday 23

Waxing Gibbous 99%

18:58

05:57

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

Sun - Rise: 07:04, Set: 19:09, Transit: 13:05. Moon - Rise: 18:58, Set: 05:57. Civil Dark: 19:42 - 06:31. Nautical Dark: 20:21 - 05:53. Astro Dark: 21:01 - 05:13

Total Clouds (% Sky Obscured)

18
18
18
45
45
45
45
45
45
1
1
1
1
1
1
0
0
0
0
0
0
38
38
38

Low Clouds (% Sky Obscured)

18
18
18
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
38
38
38

Medium Clouds (% Sky Obscured)

0
0
0
45
45
45
45
45
45
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

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
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 (%)

4
5
5
5
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.02
0.01
0.02
0.03
0.02
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

25
23
20
17
15
13
12
11
10
9
9
8
8
7
7
6
6
6
6
6
7
8
8
9

Chance of Frost

Temperature (°C)

11
11
11
11
11
10
9
9
8
8
8
7
7
6
6
6
7
9
11
13
14
15
15
16

Feels Like (°C)

11
11
11
11
11
10
7
6
5
5
5
5
5
4
4
4
6
8
11
13
14
15
15
16

Dew Point (°C)

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

Relative Humidity (%)

74
72
71
72
73
74
76
79
81
81
82
83
85
87
88
87
83
76
69
63
57
53
50
49

Pressure (mb)

1015
1017
1019
1021
1023
1025
1027
1029
1030
1031
1032
1033
1034
1034
1035
1036
1036
1037
1038
1038
1039
1039
1039
1039

Ozone (du)

320
316
310
303
298
293
288
284
280
277
275
273
271
270
270
269
269
269
270
270
269
269
269
268

Monday 24

Waxing Gibbous 100%

19:21

07:05

16 OK
17 OK
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 Good
08 Good
09 Good
10 Good
11 Good
12 Good
13 Good
14 Good
15 Good

Sun - Rise: 07:05, Set: 19:07, Transit: 13:05. Moon - Rise: 19:21, Set: 07:05. Civil Dark: 19:40 - 06:33. Nautical Dark: 20:18 - 05:54. Astro Dark: 20:58 - 05:15

Total Clouds (% Sky Obscured)

38
38
38
20
20
20
20
20
20
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

38
38
38
19
19
19
19
19
19
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
7
7
7
7
7
7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
5
5
5
5
5
5
5
4
4
3
3
3
2
2
3
4
5
7
7
8
8
8
8

Relative Humidity (%)

50
53
59
65
70
77
82
85
87
86
85
85
86
88
91
92
87
78
71
66
62
60
58
57

Pressure (mb)

1039
1039
1039
1039
1040
1040
1041
1041
1041
1041
1041
1041
1041
1040
1040
1040
1040
1040
1040
1040
1040
1040
1039
1038

Ozone (du)

268
268
267
267
268
268
268
268
269
269
269
269
269
269
269
269
269
269
269
268
268
268
267
266

Tuesday 25

Full Moon 99%

19:42

08:14

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:07, Set: 19:05, Transit: 13:05. Moon - Rise: 19:42, Set: 08:14. Civil Dark: 19:38 - 06:34. Nautical Dark: 20:16 - 05:56. Astro Dark: 20:56 - 05:16

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
62
62
62
62
62
62
67
67
67
67
67
67
55
55
55

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
4
4
4
4
4
8
8
8

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
0
0
0
0
62
62
62
62
62
62
66
66
66
66
66
66
51
51
51

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
62
67
72
74
77
80
82
84
84
85
86
88
90
92
92
87
80
73
67
61
57
55
54

Pressure (mb)

1038
1037
1037
1036
1036
1036
1036
1036
1036
1035
1035
1034
1034
1033
1033
1033
1032
1032
1032
1032
1032
1031
1031
1030

Ozone (du)

265
264
263
262
262
261
260
260
259
259
259
258
258
258
257
257
257
258
258
258
258
258
260
262

Wednesday 26

Waning Gibbous 96%

20:04

09:24

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

Sun - Rise: 07:08, Set: 19:03, Transit: 13:04. Moon - Rise: 20:04, Set: 09:24. Civil Dark: 19:35 - 06:36. Nautical Dark: 20:14 - 05:58. Astro Dark: 20:53 - 05:18

Total Clouds (% Sky Obscured)

55
55
55
0
0
0
0
0
0
0
0
0
0
0
0
46
46
46
46
46
46
0
0
0

Low Clouds (% Sky Obscured)

8
8
8
0
0
0
0
0
0
0
0
0
0
0
0
46
46
46
46
46
46
0
0
0

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)

51
51
51
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

17
16
14
13
12
11
10
9
9
8
8
8
8
7
6
7
9
12
14
16
17
18
18
19

Feels Like (°C)

17
16
14
13
12
11
9
8
8
7
7
6
6
5
4
4
7
12
14
16
17
18
18
19

Dew Point (°C)

8
8
8
8
8
7
7
6
6
6
6
6
6
6
6
6
7
9
10
11
12
13
13
12

Relative Humidity (%)

56
60
66
72
76
78
81
83
83
83
84
85
88
90
94
93
88
81
75
74
74
73
71
68

Pressure (mb)

1030
1030
1029
1029
1029
1029
1029
1029
1029
1028
1028
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026

Ozone (du)

264
265
265
265
265
264
263
261
259
257
256
255
255
255
255
255
256
256
256
257
257
258
258
259

Forecast for Exeter, Devon, UK (50.72,-3.53)

Generated: 20/09/18 16:10:20. Forecast: 20/09/18 to 26/09/18. Timezone: UTC+1.00