Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 15

First Quarter 63%

12:56

00:00

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

Sun - Rise: 07:54, Set: 15:47, Transit: 11:51. Moon - Rise: 12:56, Set: 00:00. Civil Dark: 16:27 - 07:15. Nautical Dark: 17:10 - 06:32. Astro Dark: 17:51 - 05:51

Total Clouds (% Sky Obscured)

86
1
1
0
0
18
20
12
2
2
1
0
0
0
0
1
88
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

86
1
1
0
0
0
0
2
0
0
0
0
0
0
0
0
6
13
23
22
31
27
8
94

Medium Clouds (% Sky Obscured)

1
0
1
0
0
17
18
10
1
0
0
0
0
0
0
0
1
13
58
38
93
98
86
100

High Clouds (% Sky Obscured)

0
0
0
0
0
3
10
6
1
2
1
0
0
0
0
0
88
100
100
100
100
100
100
98

ISS Passover

Visibility (miles)

6
6
8
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
8
6
4
2
1

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

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

Precipitation Probability (%)

61
41
22
11
0
0
0
4
7
11
11
9
8
0
0
0
0
1
5
13
25
45
63
69

Precipitation Amount (mm)

0.49
0.07
0.07
0.03
0
0
0
0.01
0.02
0.02
0.04
0.05
0.03
0
0
0
0
0.01
0.03
0.1
0.23
0.39
0.6
0.78

Wind Speed/Direction (mph)

22
21
16
18
17
16
15
13
12
11
11
10
7
8
9
7
5
7
9
11
13
14
15
16

Chance of Frost

Temperature (°C)

6
8
8
9
8
7
6
6
6
6
6
7
8
9
9
10
10
10
10
9
9
9
8
8

Feels Like (°C)

1
3
5
5
4
3
2
2
2
2
3
4
6
7
7
10
10
8
8
7
6
5
5
5

Dew Point (°C)

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

Relative Humidity (%)

91
86
81
82
82
84
86
88
89
90
89
84
83
79
76
72
73
75
78
81
84
87
89
90

Pressure (mb)

1004
1005
1005
1005
1006
1006
1006
1007
1007
1007
1008
1008
1008
1008
1009
1009
1008
1008
1008
1009
1009
1009
1009
1009

Ozone (du)

304
309
313
316
319
321
323
325
327
329
332
334
335
337
337
335
332
330
327
325
324
325
328
329

Sunday 16

Waxing Gibbous 72%

13:16

01:08

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

Sun - Rise: 07:55, Set: 15:47, Transit: 11:51. Moon - Rise: 13:16, Set: 01:08. Civil Dark: 16:27 - 07:15. Nautical Dark: 17:10 - 06:32. Astro Dark: 17:51 - 05:52

Total Clouds (% Sky Obscured)

100
100
100
98
73
12
26
12
2
1
0
0
2
0
5
34
41
2
92
99
98
91
53
31

Low Clouds (% Sky Obscured)

99
100
97
91
12
7
26
12
2
1
0
0
0
0
0
0
0
0
0
1
2
2
5
2

Medium Clouds (% Sky Obscured)

100
98
93
38
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
2
2
27

High Clouds (% Sky Obscured)

99
98
99
93
69
6
0
0
0
0
0
0
2
0
5
34
41
2
92
99
98
91
52
7

ISS Passover

Visibility (miles)

1
1
2
6
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

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

Precipitation Probability (%)

70
68
66
50
30
12
4
0
0
0
0
0
0
0
0
0
0
0
4
5
7
7
5
4

Precipitation Amount (mm)

0.89
0.93
0.83
0.52
0.21
0.07
0.02
0
0
0
0
0
0
0
0
0
0
0
0.01
0.05
0.09
0.07
0.04
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
90
90
90
90
91
90
89
89
88
84
81
77
74
72
71
74
77
82
85
86
86
86

Pressure (mb)

1009
1009
1010
1010
1011
1011
1012
1013
1014
1016
1017
1018
1019
1019
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021

Ozone (du)

328
326
324
322
319
315
309
303
299
299
303
305
304
302
299
296
292
290
289
290
290
289
288
288

Monday 17

Waxing Gibbous 82%

13:38

02:18

22 Bad
23 OK
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

Sun - Rise: 07:56, Set: 15:48, Transit: 11:52. Moon - Rise: 13:38, Set: 02:18. Civil Dark: 16:28 - 07:16. Nautical Dark: 17:11 - 06:33. Astro Dark: 17:51 - 05:52

Total Clouds (% Sky Obscured)

72
28
88
92
98
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
1
14
3
63
91
99
100
100
100
100
77
41
45
2
1
1
1
1
15
91
91
91
91

Medium Clouds (% Sky Obscured)

55
14
16
5
7
6
1
9
3
52
100
98
84
92
95
100
100
100
4
70
99
99
99
99

High Clouds (% Sky Obscured)

41
16
84
91
97
95
100
100
100
100
100
100
100
100
100
98
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
9
6

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
Very Light Rain
Very Light Rain

Precipitation Probability (%)

3
0
0
0
0
0
0
2
3
3
0
0
0
0
0
0
0
0
0
0
0
2
11
27

Precipitation Amount (mm)

0.01
0
0
0
0
0
0
0.01
0.02
0.01
0
0
0
0
0
0
0
0
0
0
0
0.02
0.12
0.25

Wind Speed/Direction (mph)

20
21
21
21
20
20
21
22
22
23
24
25
27
28
29
30
29
29
28
28
28
28
28
27

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
11
11
11
11
10
10
11
11
11
11
11
11
12
12
12
12
12
11
11
10
5
5

Dew Point (°C)

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

Relative Humidity (%)

85
85
86
86
86
87
87
86
84
83
81
79
75
71
68
64
61
59
59
61
65
70
74
76

Pressure (mb)

1021
1021
1021
1020
1020
1019
1019
1019
1018
1018
1018
1017
1016
1016
1015
1014
1013
1012
1011
1010
1009
1009
1008
1008

Ozone (du)

288
288
287
285
282
279
277
275
274
273
272
271
271
271
271
271
272
273
274
275
276
278
280
283

Tuesday 18

Waxing Gibbous 89%

14:02

03:31

22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
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 OK
19 OK
20 OK
21 OK

Sun - Rise: 07:56, Set: 15:48, Transit: 11:52. Moon - Rise: 14:02, Set: 03:31. Civil Dark: 16:28 - 07:17. Nautical Dark: 17:11 - 06:34. Astro Dark: 17:52 - 05:53

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
43
43
43
43
43
43
98
98
98
98
98
98
11
11
11
11

Low Clouds (% Sky Obscured)

91
91
4
4
4
4
4
4
21
21
21
21
21
21
38
38
38
38
38
38
9
9
9
9

Medium Clouds (% Sky Obscured)

99
99
100
100
100
100
100
100
20
20
20
20
20
20
81
81
81
81
81
81
4
4
4
4

High Clouds (% Sky Obscured)

100
100
96
96
96
96
96
96
24
24
24
24
24
24
95
95
95
95
95
95
0
0
0
0

ISS Passover

Visibility (miles)

3
2
2
5
10
10
10
10
10
10
10
10
10
6
3
2
1
1
3
4
6
6
7
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
0

Precipitation Type

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

Precipitation Probability (%)

27
20
17
13
5
0
0
0
0
6
11
14
16
19
20
18
14
11
8
7
5
5
5
6

Precipitation Amount (mm)

0.34
0.38
0.33
0.17
0.03
0
0
0
0
0.02
0.09
0.18
0.23
0.26
0.29
0.31
0.35
0.35
0.26
0.15
0.1
0.09
0.09
0.1

Wind Speed/Direction (mph)

27
26
24
23
20
19
18
19
19
19
19
19
19
18
18
16
14
13
12
11
11
11
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
76
76
75
75
75
76
76
76
76
74
72
72
73
73
74
74
76
77
80
82
85
86
86

Pressure (mb)

1008
1008
1009
1009
1009
1010
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1013
1013
1013

Ozone (du)

286
289
292
296
299
303
306
309
315
326
340
353
363
372
378
379
376
375
376
378
379
379
378
376

Wednesday 19

Waxing Gibbous 87%

14:31

04:46

22 OK
23 OK
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

Sun - Rise: 07:57, Set: 15:49, Transit: 11:53. Moon - Rise: 14:31, Set: 04:46. Civil Dark: 16:29 - 07:17. Nautical Dark: 17:12 - 06:34. Astro Dark: 17:52 - 05:53

Total Clouds (% Sky Obscured)

11
11
99
99
99
99
99
99
90
90
90
90
90
90
98
98
98
98
98
98
48
48
48
48

Low Clouds (% Sky Obscured)

9
9
43
43
43
43
43
43
4
4
4
4
4
4
9
9
9
9
9
9
15
15
15
15

Medium Clouds (% Sky Obscured)

4
4
78
78
78
78
78
78
4
4
4
4
4
4
84
84
84
84
84
84
2
2
2
2

High Clouds (% Sky Obscured)

0
0
98
98
98
98
98
98
90
90
90
90
90
90
95
95
95
95
95
95
40
40
40
40

ISS Passover

Visibility (miles)

7
6
5
4
3
3
5
8
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 (%)

6
6
7
8
9
10
8
5
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.1
0.11
0.13
0.17
0.21
0.21
0.13
0.05
0.02
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
5
5
5
5
5
5
5
5
5
5
5
6
6
6
6
6
6
6
6
6
6
6
6

Relative Humidity (%)

85
85
85
84
83
83
83
84
84
83
80
77
72
69
67
68
70
73
75
77
80
82
83
82

Pressure (mb)

1013
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

375
373
372
372
372
373
374
376
376
376
376
372
363
352
341
331
321
312
305
298
292
287
283
279

Thursday 20

Waxing Gibbous 95%

15:08

06:03

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:58, Set: 15:49, Transit: 11:53. Moon - Rise: 15:08, Set: 06:03. Civil Dark: 16:29 - 07:18. Nautical Dark: 17:12 - 06:35. Astro Dark: 17:53 - 05:54

Total Clouds (% Sky Obscured)

48
48
4
4
4
4
4
4
100
100
100
100
100
100
100
100
100
100
100
100
80
80
80
80

Low Clouds (% Sky Obscured)

15
15
3
3
3
3
3
3
0
0
0
0
0
0
27
27
27
27
27
27
17
17
17
17

Medium Clouds (% Sky Obscured)

2
2
2
2
2
2
2
2
0
0
0
0
0
0
100
100
100
100
100
100
41
41
41
41

High Clouds (% Sky Obscured)

40
40
0
0
0
0
0
0
100
100
100
100
100
100
100
100
100
100
100
100
64
64
64
64

ISS Passover

Visibility (miles)

10
10
10
10
5
3
2
3
5
7
9
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
Very Light Rain
Very 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
Very Light Rain
Very Light Rain
Very Light Rain
None
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain

Precipitation Probability (%)

0
5
24
48
62
71
77
81
81
80
76
68
60
58
46
22
13
9
6
0
11
26
45
58

Precipitation Amount (mm)

0
0.02
0.06
0.21
0.53
0.82
0.88
0.8
0.67
0.5
0.33
0.22
0.19
0.2
0.18
0.12
0.06
0.03
0.01
0
0.01
0.09
0.39
0.72

Wind Speed/Direction (mph)

18
21
23
24
25
26
25
25
23
21
18
15
12
12
11
9
8
7
6
2
9
12
14
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
7
7
7
7
8
8
8
9
9
9
9
9
9
9
8
8
7
7
7
7
7
8
8

Relative Humidity (%)

82
84
84
85
85
85
86
85
84
84
83
81
78
75
74
73
73
74
77
81
83
84
84
84

Pressure (mb)

1016
1016
1015
1014
1013
1012
1011
1010
1009
1009
1009
1009
1009
1009
1009
1009
1008
1008
1008
1008
1007
1006
1006
1006

Ozone (du)

275
271
268
264
262
260
259
260
260
260
260
261
263
264
267
269
271
274
277
281
286
292
299
304

Friday 21

Waxing Gibbous 99%

15:55

07:18

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:58, Set: 15:50, Transit: 11:54. Moon - Rise: 15:55, Set: 07:18. Civil Dark: 16:30 - 07:18. Nautical Dark: 17:13 - 06:35. Astro Dark: 17:53 - 05:54

Total Clouds (% Sky Obscured)

80
80
99
99
99
99
99
99
87
87
87
87
87
87
92
92
92
92
92
92
99
99
99
99

Low Clouds (% Sky Obscured)

17
17
89
89
89
89
89
89
0
0
0
0
0
0
71
71
71
71
71
71
12
12
12
12

Medium Clouds (% Sky Obscured)

41
41
0
0
0
0
0
0
2
2
2
2
2
2
38
38
38
38
38
38
12
12
12
12

High Clouds (% Sky Obscured)

64
64
91
91
91
91
91
91
86
86
86
86
86
86
66
66
66
66
66
66
99
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

Light Rain
Light Rain
Light Rain
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 (%)

57
55
52
45
32
19
10
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.83
0.84
0.8
0.59
0.32
0.15
0.06
0.02
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

18
20
20
20
20
19
18
17
16
16
15
15
14
14
13
12
11
10
7
8
9
8
6
6

Chance of Frost

Temperature (°C)

10
10
10
10
9
9
8
8
8
8
8
8
9
10
11
11
11
10
9
9
8
8
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
83
82
82
82
83
83
83
82
83
82
81
77
73
71
70
72
74
76
79
81
83
84
84

Pressure (mb)

1005
1005
1006
1006
1007
1008
1008
1009
1010
1011
1012
1013
1014
1014
1015
1015
1016
1016
1016
1016
1017
1017
1017
1017

Ozone (du)

306
307
308
312
316
320
322
324
324
321
316
312
310
307
306
304
303
302
302
301
301
302
303
303

Forecast for Herne Bay CT6 7NH, UK (51.35,1.12)

Generated: 15/12/18 22:39:07. Forecast: 15/12/18 to 21/12/18. Timezone: UTC+0.00