Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 20

Waxing Gibbous 84%

18:09

02:16

16 Bad
17 OK
18 OK
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 Bad

Sun - Rise: 07:00, Set: 19:20, Transit: 13:09. Moon - Rise: 18:09, Set: 02:16. Civil Dark: 19:59 - 06:21. Nautical Dark: 20:46 - 05:35. Astro Dark: 21:36 - 04:45

Total Clouds (% Sky Obscured)

56
39
33
74
99
99
99
98
100
63
77
73
98
100
100
100
100
100
100
100
99
100
96
50

Low Clouds (% Sky Obscured)

55
27
19
14
11
1
0
0
0
0
1
5
4
2
2
3
9
27
100
95
45
26
25
18

Medium Clouds (% Sky Obscured)

18
28
28
20
96
85
98
90
100
45
2
1
2
4
6
6
6
34
89
95
89
98
88
46

High Clouds (% Sky Obscured)

2
5
0
67
93
99
98
98
94
52
77
72
98
100
100
100
100
100
99
99
97
99
83
2

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
9
12
18
22
29
37
45
47
41
38
30
21
9
5
6

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.01
0.01
0.02
0.03
0.06
0.14
0.25
0.36
0.49
0.5
0.3
0.1
0.03
0.03
0.05

Wind Speed/Direction (mph)

21
17
13
10
8
7
7
6
6
6
6
6
6
7
8
9
9
10
11
12
12
13
14
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
12
11
10
8
7
6
6
5
5
5
4
4
4
4
4
4
5
6
6
7
10
11
11

Dew Point (°C)

5
5
4
4
4
4
4
4
4
4
4
4
4
4
4
5
5
6
6
6
5
5
4
4

Relative Humidity (%)

61
60
61
63
67
70
74
77
81
83
84
84
85
85
87
89
89
89
86
81
75
68
63
59

Pressure (mb)

1000
1000
999
999
999
998
998
997
996
996
995
995
994
994
994
993
994
994
995
996
997
998
999
1001

Ozone (du)

329
328
328
328
329
331
333
335
338
341
342
342
343
343
344
345
346
347
349
350
351
352
351
349

Friday 21

Waxing Gibbous 90%

18:35

03:24

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

Sun - Rise: 07:02, Set: 19:18, Transit: 13:08. Moon - Rise: 18:35, Set: 03:24. Civil Dark: 19:56 - 06:23. Nautical Dark: 20:43 - 05:37. Astro Dark: 21:32 - 04:48

Total Clouds (% Sky Obscured)

28
23
10
33
13
3
12
27
32
34
20
31
59
19
23
16
3
45
70
62
57
60
58
43

Low Clouds (% Sky Obscured)

17
17
4
22
10
3
10
16
16
23
8
31
56
16
23
16
2
42
52
58
52
47
33
28

Medium Clouds (% Sky Obscured)

20
9
8
28
9
0
8
23
26
25
17
7
17
6
1
1
0
10
64
22
28
49
48
34

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
2
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

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
None

Precipitation Probability (%)

9
11
13
15
13
7
0
0
0
0
0
0
0
0
0
0
0
0
0
3
4
4
3
3

Precipitation Amount (mm)

0.09
0.1
0.1
0.09
0.06
0.02
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.03
0.04
0.03
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
4
4
4
4
4
4
4
4
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3

Relative Humidity (%)

59
61
67
71
75
78
81
81
80
78
77
76
76
77
79
79
76
71
67
63
60
57
55
54

Pressure (mb)

1001
1002
1003
1004
1004
1005
1005
1006
1006
1006
1006
1007
1007
1008
1008
1009
1009
1010
1010
1011
1011
1012
1012
1012

Ozone (du)

348
346
345
344
345
347
348
349
350
349
347
343
340
337
334
332
330
329
328
328
328
328
328
329

Saturday 22

Waxing Gibbous 95%

18:56

04:36

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 Bad

Sun - Rise: 07:04, Set: 19:15, Transit: 13:08. Moon - Rise: 18:56, Set: 04:36. Civil Dark: 19:53 - 06:25. Nautical Dark: 20:40 - 05:39. Astro Dark: 21:29 - 04:50

Total Clouds (% Sky Obscured)

54
59
73
80
95
88
97
92
98
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

27
42
38
41
53
56
57
53
30
13
10
27
48
80
99
98
98
98
98
98
98
74
74
74

Medium Clouds (% Sky Obscured)

41
48
56
48
83
63
87
62
86
76
86
66
99
99
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

16
2
33
63
82
72
88
81
96
99
99
99
100
100
100
100
100
100
100
100
100
99
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
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
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
None
None
None
None
None

Precipitation Probability (%)

3
4
6
8
7
5
0
5
9
13
17
19
20
21
23
23
18
11
6
0
5
5
4
4

Precipitation Amount (mm)

0.02
0.02
0.03
0.04
0.03
0.01
0
0.01
0.04
0.08
0.11
0.15
0.16
0.14
0.11
0.08
0.04
0.02
0.01
0
0.01
0.02
0.02
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
3
4
4
4
4
4
3
3
3
3
3
3
3
3
3
3
3
3
3
2
2
2
2

Relative Humidity (%)

55
60
67
72
77
81
84
87
89
90
91
91
92
92
93
92
87
81
76
69
63
58
55
53

Pressure (mb)

1013
1013
1013
1013
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1017
1017
1018
1018
1019

Ozone (du)

329
329
328
328
328
328
328
328
329
329
330
331
332
334
337
339
340
341
342
343
345
346
346
346

Sunday 23

Waxing Gibbous 99%

19:14

05:49

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

Sun - Rise: 07:06, Set: 19:12, Transit: 13:08. Moon - Rise: 19:14, Set: 05:49. Civil Dark: 19:51 - 06:28. Nautical Dark: 20:37 - 05:42. Astro Dark: 21:26 - 04:53

Total Clouds (% Sky Obscured)

100
100
100
17
17
17
17
17
17
45
45
45
45
45
45
29
29
29
29
29
29
43
43
43

Low Clouds (% Sky Obscured)

74
74
74
17
17
17
17
17
17
25
25
25
25
25
25
22
22
22
22
22
22
37
37
37

Medium Clouds (% Sky Obscured)

100
100
100
0
0
0
0
0
0
36
36
36
36
36
36
16
16
16
16
16
16
31
31
31

High Clouds (% Sky Obscured)

99
99
99
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
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
3
0
0
0
0
0
0
4
4
4
0
0
0
0
0
9
13
14
12
12
12
12
10

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
1
1
1
1
1
1
1
2
2
2
3
3
2
2
2
2
3
4
4
4
4
4
4

Relative Humidity (%)

54
56
61
65
68
70
73
76
79
81
80
80
79
79
79
78
77
75
72
69
67
64
61
59

Pressure (mb)

1020
1020
1021
1022
1023
1024
1025
1025
1026
1026
1027
1027
1028
1028
1028
1029
1029
1030
1030
1031
1031
1032
1032
1032

Ozone (du)

344
340
334
328
322
317
313
308
304
301
297
295
293
294
295
297
296
295
294
293
293
292
292
292

Monday 24

Waxing Gibbous 100%

19:30

07:03

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

Sun - Rise: 07:08, Set: 19:09, Transit: 13:07. Moon - Rise: 19:30, Set: 07:03. Civil Dark: 19:48 - 06:30. Nautical Dark: 20:34 - 05:44. Astro Dark: 21:22 - 04:55

Total Clouds (% Sky Obscured)

43
43
43
10
10
10
10
10
10
88
88
88
88
88
88
4
4
4
4
4
4
47
47
47

Low Clouds (% Sky Obscured)

37
37
37
9
9
9
9
9
9
9
9
9
9
9
9
4
4
4
4
4
4
39
39
39

Medium Clouds (% Sky Obscured)

31
31
31
4
4
4
4
4
4
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
88
88
88
88
88
88
0
0
0
0
0
0
13
13
13

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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

8
7
8
8
6
0
0
0
5
5
5
4
4
4
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
11
10
9
9
9
9
9
9
9
9
9
9
9
9
9
10
10
11
12
13
13
14
14

Feels Like (°C)

12
11
10
7
6
6
6
6
5
5
6
6
6
6
6
6
7
10
11
12
13
13
14
14

Dew Point (°C)

4
4
4
4
4
5
5
5
6
6
6
6
6
6
6
6
6
6
6
6
6
5
5
4

Relative Humidity (%)

59
62
67
70
73
74
76
78
80
82
82
82
82
82
82
82
80
76
72
67
63
58
54
52

Pressure (mb)

1032
1032
1032
1033
1033
1033
1033
1033
1033
1033
1033
1033
1033
1032
1032
1032
1032
1032
1031
1031
1031
1030
1030
1029

Ozone (du)

292
292
291
291
290
289
288
287
286
285
285
285
284
283
282
281
281
280
279
278
277
276
275
274

Tuesday 25

Full Moon 99%

19:45

08:19

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 Bad

Sun - Rise: 07:10, Set: 19:07, Transit: 13:07. Moon - Rise: 19:45, Set: 08:19. Civil Dark: 19:45 - 06:32. Nautical Dark: 20:31 - 05:46. Astro Dark: 21:19 - 04:58

Total Clouds (% Sky Obscured)

47
47
47
78
78
78
78
78
78
82
82
82
82
82
82
43
43
43
43
43
43
65
65
65

Low Clouds (% Sky Obscured)

39
39
39
2
2
2
2
2
2
2
2
2
2
2
2
4
4
4
4
4
4
30
30
30

Medium Clouds (% Sky Obscured)

0
0
0
13
13
13
13
13
13
34
34
34
34
34
34
42
42
42
42
42
42
45
45
45

High Clouds (% Sky Obscured)

13
13
13
77
77
77
77
77
77
73
73
73
73
73
73
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
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
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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
10
16
24
28
29
30
29
30
32
34
37
40
45
51

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.02
0.06
0.11
0.14
0.16
0.17
0.19
0.2
0.22
0.24
0.26
0.29
0.32
0.36

Wind Speed/Direction (mph)

18
18
18
19
20
21
22
23
23
23
23
22
22
21
20
20
19
18
17
15
14
13
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
53
56
58
60
63
65
68
69
69
70
72
74
76
78
81
82
83
82
81
82
84
86
89

Pressure (mb)

1028
1027
1026
1025
1025
1024
1023
1022
1022
1021
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

273
273
273
273
274
274
275
276
278
279
280
281
282
281
280
279
278
277
276
275
274
273
272
271

Wednesday 26

Waning Gibbous 96%

20:00

09:36

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 Bad

Sun - Rise: 07:12, Set: 19:04, Transit: 13:07. Moon - Rise: 20:00, Set: 09:36. Civil Dark: 19:42 - 06:34. Nautical Dark: 20:28 - 05:48. Astro Dark: 21:16 - 05:01

Total Clouds (% Sky Obscured)

65
65
65
27
27
27
27
27
27
2
2
2
2
2
2
34
34
34
34
34
34
95
95
95

Low Clouds (% Sky Obscured)

30
30
30
5
5
5
5
5
5
2
2
2
2
2
2
5
5
5
5
5
5
36
36
36

Medium Clouds (% Sky Obscured)

45
45
45
23
23
23
23
23
23
0
0
0
0
0
0
31
31
31
31
31
31
53
53
53

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
91
91
91

ISS Passover

Visibility (miles)

8
6
5
4
3
3
2
2
1
1
1
1
2
5
8
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
Light Rain
Light Rain
Light 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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

52
57
66
71
71
69
67
61
58
53
51
50
42
39
43
44
42
40
39
35
17
9
7
4

Precipitation Amount (mm)

0.45
0.67
1
1.27
1.29
1.16
1.05
1
0.95
0.85
0.66
0.46
0.35
0.33
0.37
0.42
0.49
0.59
0.57
0.33
0.11
0.05
0.04
0.03

Wind Speed/Direction (mph)

12
10
8
8
8
10
11
6
11
12
10
13
15
16
16
17
16
16
17
16
17
17
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
13
13
12
12
12
11
11
10
7
7
6
6
5
4
4
4
5
6
6
7
11
11
12

Dew Point (°C)

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

Relative Humidity (%)

90
91
91
91
91
91
91
91
91
92
90
92
93
96
98
98
96
92
86
79
70
63
59
56

Pressure (mb)

1018
1018
1018
1017
1017
1017
1017
1016
1016
1015
1015
1015
1014
1014
1013
1013
1013
1014
1015
1016
1017
1018
1019
1019

Ozone (du)

270
270
269
269
270
271
272
273
274
276
278
280
286
295
307
317
323
327
329
328
325
322
319
316

Forecast for Culloden Moor, Highland, UK (57.48,-4.07)

Generated: 20/09/18 16:08:08. Forecast: 20/09/18 to 26/09/18. Timezone: UTC+1.00