Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 20

Waxing Gibbous 84%

18:11

02:27

15 Bad
16 OK
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

Sun - Rise: 07:07, Set: 19:27, Transit: 13:15. Moon - Rise: 18:11, Set: 02:27. Civil Dark: 20:05 - 06:29. Nautical Dark: 20:50 - 05:43. Astro Dark: 21:39 - 04:55

Total Clouds (% Sky Obscured)

84
35
27
31
100
95
48
87
78
90
73
86
89
66
48
41
45
60
71
72
87
91
98
73

Low Clouds (% Sky Obscured)

20
22
23
6
22
24
27
21
18
13
14
31
24
23
39
32
36
58
67
59
63
34
66
47

Medium Clouds (% Sky Obscured)

35
23
20
3
100
93
34
65
70
68
42
22
18
13
28
21
24
28
33
55
58
67
43
42

High Clouds (% Sky Obscured)

76
9
0
26
84
9
14
77
46
84
63
80
87
57
2
1
0
0
2
20
55
77
95
49

ISS Passover

Visibility (miles)

8
10
10
10
10
10
8
6
7
10
10
10
10
10
10
10
10
10
10
10
10
7
5
7

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

Precipitation Probability (%)

9
8
8
8
8
11
18
26
30
33
39
41
41
40
39
37
35
35
35
35
31
20
11
8

Precipitation Amount (mm)

0.06
0.29
0.03
0.03
0.03
0.05
0.17
0.32
0.37
0.35
0.35
0.39
0.45
0.46
0.4
0.32
0.26
0.22
0.18
0.15
0.11
0.07
0.05
0.04

Wind Speed/Direction (mph)

15
13
11
8
7
5
5
4
4
4
5
4
7
8
8
8
9
9
9
10
11
12
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
6
6
6
6
6
5
5
5
5
5
6
6
6
6
6
6
6
7
7
7
6
6
6

Relative Humidity (%)

60
60
62
65
67
69
71
74
76
78
80
80
80
80
80
80
81
82
81
79
75
70
67
64

Pressure (mb)

1002
1001
1001
1000
999
999
998
998
997
997
996
996
996
995
995
995
995
996
997
998
999
1000
1001
1002

Ozone (du)

327
327
328
330
332
334
337
339
341
343
344
346
348
350
352
353
354
355
354
354
353
352
351
348

Friday 21

Waxing Gibbous 90%

18:38

03:35

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

Sun - Rise: 07:09, Set: 19:24, Transit: 13:15. Moon - Rise: 18:38, Set: 03:35. Civil Dark: 20:02 - 06:31. Nautical Dark: 20:47 - 05:46. Astro Dark: 21:36 - 04:58

Total Clouds (% Sky Obscured)

49
42
44
47
56
59
74
62
57
91
30
42
70
76
63
69
48
69
68
100
100
100
100
100

Low Clouds (% Sky Obscured)

40
27
32
30
44
48
69
55
41
88
25
28
37
63
39
64
40
52
24
91
97
98
95
98

Medium Clouds (% Sky Obscured)

32
36
34
38
35
37
33
28
41
48
21
30
64
44
53
20
28
44
22
88
83
66
70
41

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
24
0
13
59
96
98
98
98
98

ISS Passover

Visibility (miles)

10
10
10
8
6
6
9
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
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
Very Light Rain
Very Light Rain

Precipitation Probability (%)

11
14
17
26
32
33
30
30
26
19
15
15
16
17
19
22
21
26
28
28
23
18
15
13

Precipitation Amount (mm)

0.05
0.07
0.07
0.1
0.17
0.25
0.35
0.39
0.32
0.22
0.16
0.15
0.17
0.19
0.17
0.15
0.14
0.18
0.23
0.23
0.17
0.1
0.07
0.06

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
63
67
73
77
77
76
75
76
77
77
77
77
77
76
76
75
74
71
68
65
61
59
58

Pressure (mb)

1004
1005
1006
1006
1007
1008
1008
1009
1009
1010
1010
1011
1011
1012
1012
1012
1012
1013
1013
1013
1014
1014
1014
1015

Ozone (du)

344
342
342
343
344
345
345
344
343
341
339
336
332
329
328
328
327
325
323
321
320
320
319
318

Saturday 22

Waxing Gibbous 95%

19:00

04:45

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
14 Bad

Sun - Rise: 07:11, Set: 19:21, Transit: 13:15. Moon - Rise: 19:00, Set: 04:45. Civil Dark: 19:59 - 06:33. Nautical Dark: 20:44 - 05:48. Astro Dark: 21:32 - 05:00

Total Clouds (% Sky Obscured)

100
100
96
96
96
98
99
99
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

98
91
88
93
82
32
24
21
4
1
0
2
8
15
6
100
63
63
63
63
63
63
13
13

Medium Clouds (% Sky Obscured)

27
86
54
25
81
90
97
94
86
85
80
95
100
100
95
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

100
97
73
47
58
80
89
98
99
98
99
100
100
100
100
100
100
100
100
100
100
100
100
100

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
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
None
None

Precipitation Probability (%)

10
8
8
10
12
12
9
8
7
0
0
0
8
11
12
10
10
11
16
18
14
6
4
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
60
62
64
67
68
70
72
74
76
77
76
76
76
77
79
80
79
77
74
69
64
59
56

Pressure (mb)

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

Ozone (du)

318
316
315
313
312
313
315
318
318
318
319
321
324
328
331
335
338
340
341
342
343
345
345
344

Sunday 23

Waxing Gibbous 99%

19:19

05:57

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

Sun - Rise: 07:13, Set: 19:19, Transit: 13:14. Moon - Rise: 19:19, Set: 05:57. Civil Dark: 19:56 - 06:35. Nautical Dark: 20:41 - 05:50. Astro Dark: 21:29 - 05:03

Total Clouds (% Sky Obscured)

100
100
100
100
17
17
17
17
17
17
67
67
67
67
67
67
52
52
52
52
52
52
48
48

Low Clouds (% Sky Obscured)

13
13
13
13
17
17
17
17
17
17
31
31
31
31
31
31
42
42
42
42
42
42
40
40

Medium Clouds (% Sky Obscured)

100
100
100
100
6
6
6
6
6
6
40
40
40
40
40
40
36
36
36
36
36
36
23
23

High Clouds (% Sky Obscured)

100
100
100
100
0
0
0
0
0
0
31
31
31
31
31
31
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
5
2
4
9
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
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 (%)

3
3
3
0
0
0
0
0
4
5
6
7
11
18
24
23
26
25
23
22
20
17
16
16

Precipitation Amount (mm)

0.01
0.01
0.01
0
0
0
0
0
0.01
0.04
0.07
0.12
0.21
0.32
0.33
0.28
0.23
0.17
0.12
0.09
0.08
0.09
0.09
0.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
3
3
3
3
3
3
3
3
3
3
3
3
4
4
4
5
5
5
5
5
5
6
6

Relative Humidity (%)

54
54
57
61
64
65
67
68
70
72
72
72
73
73
74
76
77
78
77
75
72
69
66
64

Pressure (mb)

1020
1021
1022
1023
1024
1025
1026
1027
1028
1028
1029
1029
1030
1030
1030
1031
1031
1032
1032
1033
1033
1034
1034
1034

Ozone (du)

341
337
331
324
317
311
305
301
297
294
292
292
292
292
292
292
291
291
290
290
290
291
291
291

Monday 24

Waxing Gibbous 100%

19:36

07:11

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
14 Bad

Sun - Rise: 07:15, Set: 19:16, Transit: 13:14. Moon - Rise: 19:36, Set: 07:11. Civil Dark: 19:54 - 06:37. Nautical Dark: 20:38 - 05:52. Astro Dark: 21:26 - 05:05

Total Clouds (% Sky Obscured)

48
48
48
48
59
59
59
59
59
59
100
100
100
100
100
100
64
64
64
64
64
64
90
90

Low Clouds (% Sky Obscured)

40
40
40
40
59
59
59
59
59
59
56
56
56
56
56
56
34
34
34
34
34
34
37
37

Medium Clouds (% Sky Obscured)

23
23
23
23
4
4
4
4
4
4
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
100
100
100
100
100
100
46
46
46
46
46
46
83
83

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
9
7
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
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

16
16
13
12
12
11
11
11
12
13
13
13
11
10
13
16
15
13
14
10
7
5
0
0

Precipitation Amount (mm)

0.1
0.09
0.08
0.07
0.06
0.05
0.04
0.04
0.04
0.05
0.07
0.07
0.07
0.07
0.07
0.08
0.08
0.08
0.08
0.06
0.03
0.01
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
6
6
6
6
6
6
6
7
7
7
7
7
7
7
7
7
8
8
8
7
7
7
6

Relative Humidity (%)

63
62
64
66
68
71
73
75
77
80
81
80
80
80
80
80
80
81
82
80
77
73
70
69

Pressure (mb)

1035
1035
1035
1035
1035
1035
1035
1036
1036
1036
1035
1035
1035
1035
1034
1034
1034
1034
1033
1033
1033
1032
1032
1031

Ozone (du)

290
289
288
287
286
285
285
284
283
282
282
281
280
280
279
278
278
277
277
276
275
274
272
272

Tuesday 25

Full Moon 99%

19:52

08:26

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
14 Bad

Sun - Rise: 07:17, Set: 19:13, Transit: 13:14. Moon - Rise: 19:52, Set: 08:26. Civil Dark: 19:51 - 06:39. Nautical Dark: 20:36 - 05:54. Astro Dark: 21:23 - 05:08

Total Clouds (% Sky Obscured)

90
90
90
90
88
88
88
88
88
88
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

37
37
37
37
30
30
30
30
30
30
58
58
58
58
58
58
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

0
0
0
0
2
2
2
2
2
2
100
100
100
100
100
100
92
92
92
92
92
92
44
44

High Clouds (% Sky Obscured)

83
83
83
83
84
84
84
84
84
84
52
52
52
52
52
52
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
8
6
4
4
3
3
3
3
4
4
4
3
3
3

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
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
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
12
15
24
42
51
57
58
59
59
58
59
61
69
70
74
75
76
77

Precipitation Amount (mm)

0
0
0
0
0
0
0.02
0.07
0.2
0.52
0.9
1.17
1.34
1.47
1.59
1.66
1.7
1.65
1.55
1.5
1.5
1.56
1.69
1.9

Wind Speed/Direction (mph)

16
17
17
16
16
17
18
19
19
19
19
18
18
18
17
17
17
17
17
16
16
15
15
15

Chance of Frost

Temperature (°C)

12
13
13
13
13
13
13
13
13
12
12
12
12
12
12
12
12
12
12
12
13
13
13
13

Feels Like (°C)

12
13
13
13
13
13
13
13
13
12
12
12
12
12
12
12
12
12
12
12
13
13
13
13

Dew Point (°C)

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

Relative Humidity (%)

67
66
65
66
68
69
70
71
74
78
81
83
85
87
88
89
90
92
93
93
93
94
94
94

Pressure (mb)

1030
1029
1028
1028
1027
1026
1026
1025
1024
1024
1023
1023
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

271
271
270
270
270
271
272
274
275
276
277
278
280
280
279
278
276
274
273
272
271
269
269
268

Wednesday 26

Waning Gibbous 96%

20:08

09:42

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
14 Bad

Sun - Rise: 07:19, Set: 19:11, Transit: 13:13. Moon - Rise: 20:08, Set: 09:42. Civil Dark: 19:48 - 06:41. Nautical Dark: 20:33 - 05:57. Astro Dark: 21:20 - 05:10

Total Clouds (% Sky Obscured)

100
100
100
100
41
41
41
41
41
41
52
52
52
52
52
52
67
67
67
67
67
67
86
86

Low Clouds (% Sky Obscured)

100
100
100
100
41
41
41
41
41
41
52
52
52
52
52
52
67
67
67
67
67
67
85
85

Medium Clouds (% Sky Obscured)

44
44
44
44
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
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2

ISS Passover

Visibility (miles)

3
2
2
3
3
2
1
1
1
1
1
1
1
1
2
3
5
9
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
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

Precipitation Probability (%)

78
78
79
82
82
81
80
75
66
56
51
52
53
48
45
47
47
44
41
38
31
17
13
9

Precipitation Amount (mm)

2.18
2.37
2.41
2.36
2.19
1.83
1.42
1.12
0.95
0.85
0.83
0.87
0.99
1.1
1.24
1.46
1.54
1.35
1.01
0.67
0.35
0.13
0.07
0.06

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
92
90
89
87
87
86
86
87
88
88
87
87
87
86
83
81
81
82
81
78
75
73
72

Pressure (mb)

1020
1020
1020
1019
1019
1019
1019
1019
1018
1018
1018
1018
1017
1017
1017
1017
1016
1017
1017
1018
1019
1020
1021
1022

Ozone (du)

268
268
268
268
269
270
271
273
274
275
276
277
278
282
292
306
316
320
321
321
320
317
315
312

Forecast for United Kingdom (56.71,-5.73)

Generated: 20/09/18 15:20:34. Forecast: 20/09/18 to 26/09/18. Timezone: UTC+1.00