Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 15

First Quarter 53%

12:53

No Set

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
22 Bad
23 Bad

Sun - Rise: 08:19, Set: 15:51, Transit: 12:05. Moon - Rise: 12:53, Set: No Set. Civil Dark: 16:33 - 07:36. Nautical Dark: 17:19 - 06:51. Astro Dark: 18:01 - 06:08

Total Clouds (% Sky Obscured)

99
99
100
100
99
99
100
100
100
100
100
100
100
100
100
100
100
100
98
100
100
94
98
99

Low Clouds (% Sky Obscured)

6
31
13
3
9
5
4
45
88
25
100
73
74
84
57
48
14
98
96
100
100
94
84
95

Medium Clouds (% Sky Obscured)

2
15
29
40
93
70
95
100
100
98
100
100
100
100
100
100
56
96
52
0
13
15
95
97

High Clouds (% Sky Obscured)

99
99
100
100
98
98
99
100
100
100
100
100
100
100
100
100
100
99
0
0
0
1
64
55

ISS Passover

Visibility (miles)

10
10
10
10
6
8
10
10
10
10
10
8
5
3
2
2
2
4
6
8
10
10
8
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

Precipitation Type

None
None
None
None
None
None
None
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
0
8
22
37
47
47
47
53
59
64
68
70
74
74
70
71
71
69

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.08
0.35
0.67
0.8
0.79
0.72
0.64
0.68
0.81
0.81
0.79
0.79
0.72
0.61
0.54
0.55
0.61

Wind Speed/Direction (mph)

16
16
17
17
12
14
17
19
20
21
22
23
24
24
25
25
25
24
23
20
15
13
15
19

Chance of Frost

Temperature (°C)

1
1
0
0
2
2
2
2
1
1
1
1
1
2
2
3
4
5
6
7
8
9
9
8

Feels Like (°C)

-5
-5
-6
-6
-3
-3
-4
-4
-5
-5
-5
-6
-5
-5
-4
-3
-2
-0
1
3
5
6
5
4

Dew Point (°C)

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

Relative Humidity (%)

69
69
69
69
64
65
68
72
77
81
84
87
88
88
88
87
86
85
86
87
89
89
87
83

Pressure (mb)

1019
1018
1017
1017
1016
1015
1014
1013
1012
1011
1009
1007
1006
1004
1002
1000
997
995
993
991
990
990
991
993

Ozone (du)

286
286
287
287
281
280
279
279
278
278
278
278
279
280
281
283
286
289
295
303
313
321
323
323

Sunday 16

Waxing Gibbous 63%

13:11

00:13

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

Sun - Rise: 08:19, Set: 15:51, Transit: 12:05. Moon - Rise: 13:11, Set: 00:13. Civil Dark: 16:33 - 07:37. Nautical Dark: 17:19 - 06:51. Astro Dark: 18:01 - 06:09

Total Clouds (% Sky Obscured)

100
99
84
3
52
2
2
2
0
5
35
91
100
100
99
99
99
99
100
96
77
14
11
5

Low Clouds (% Sky Obscured)

14
7
6
1
2
2
2
1
0
0
1
0
1
1
0
0
13
32
94
26
12
14
11
5

Medium Clouds (% Sky Obscured)

100
38
2
0
0
1
1
1
0
4
29
70
84
97
88
98
94
56
22
9
8
3
0
2

High Clouds (% Sky Obscured)

95
99
83
2
52
1
0
0
0
2
31
81
100
96
98
98
97
99
98
95
74
0
0
0

ISS Passover

Visibility (miles)

2
2
2
4
7
10
10
10
10
10
10
10
10
10
10
10
7
4
2
5
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
Very Light Rain
Very Light Rain
Very Light Rain
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

Precipitation Probability (%)

64
51
35
14
9
4
2
2
0
0
0
0
0
0
4
12
17
24
27
20
16
14
12
10

Precipitation Amount (mm)

0.6
0.43
0.23
0.12
0.05
0.02
0.01
0.01
0
0
0
0
0
0
0.01
0.03
0.08
0.21
0.31
0.29
0.27
0.29
0.25
0.17

Wind Speed/Direction (mph)

21
20
18
13
8
8
9
7
7
7
8
8
8
8
8
7
8
8
8
9
9
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
4
5
3
3
3
3
3
3
2
3
3
4
4
4
4
4
4
4
4
4
4
3
3

Relative Humidity (%)

81
82
85
74
79
82
85
90
90
91
91
90
90
90
89
90
91
92
92
92
92
93
93
92

Pressure (mb)

994
996
998
999
1000
1001
1002
1003
1003
1004
1004
1004
1004
1003
1003
1003
1003
1004
1004
1005
1005
1005
1005
1006

Ozone (du)

323
323
323
322
321
320
319
319
318
319
319
320
321
323
324
327
332
339
343
341
337
332
329
325

Monday 17

Waxing Gibbous 73%

13:30

01:23

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

Sun - Rise: 08:20, Set: 15:51, Transit: 12:06. Moon - Rise: 13:30, Set: 01:23. Civil Dark: 16:34 - 07:37. Nautical Dark: 17:19 - 06:52. Astro Dark: 18:02 - 06:10

Total Clouds (% Sky Obscured)

6
9
11
18
8
8
6
44
77
61
29
2
6
45
100
100
100
97
91
91
91
91
91
91

Low Clouds (% Sky Obscured)

6
9
11
14
8
7
6
3
1
0
0
0
1
0
1
0
1
1
2
2
2
2
2
2

Medium Clouds (% Sky Obscured)

0
1
0
0
0
0
0
0
0
0
2
1
3
0
2
9
7
10
70
70
70
70
70
70

High Clouds (% Sky Obscured)

0
0
0
6
0
1
0
41
77
61
29
1
4
45
100
100
100
97
83
83
83
83
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
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

9
9
9
8
6
5
3
3
0
0
0
0
0
0
0
0
0
0
6
6
6
6
4
0

Precipitation Amount (mm)

0.12
0.11
0.12
0.11
0.08
0.04
0.02
0.01
0
0
0
0
0
0
0
0
0
0
0.01
0.01
0.01
0.01
0.01
0

Wind Speed/Direction (mph)

9
8
6
5
6
7
9
9
9
8
8
8
8
8
8
8
10
11
13
14
14
15
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
1
2
2
2
1
1
0
0
0
1
2
3
3
4
4
3
3
3
4
4
5
5
6

Dew Point (°C)

3
3
3
3
3
3
3
3
3
3
3
4
4
4
4
5
5
5
5
6
6
6
7
7

Relative Humidity (%)

92
92
92
92
92
92
93
93
93
93
92
90
89
89
89
88
89
90
90
89
89
89
89
89

Pressure (mb)

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

Ozone (du)

320
315
310
305
303
302
301
301
300
299
296
293
289
286
284
282
281
280
280
281
281
282
282
281

Tuesday 18

Waxing Gibbous 82%

13:49

02:35

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
22 Bad
23 Bad

Sun - Rise: 08:21, Set: 15:51, Transit: 12:06. Moon - Rise: 13:49, Set: 02:35. Civil Dark: 16:34 - 07:38. Nautical Dark: 17:19 - 06:53. Astro Dark: 18:02 - 06:10

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

79
79
79
79
79
79
5
5
5
5
5
5
61
61
61
61
61
61
99
99
99
99
99
99

Medium Clouds (% Sky Obscured)

87
87
87
87
87
87
83
83
83
83
83
83
89
89
89
89
89
89
99
99
99
99
99
99

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
98
98
98
98
98
98
100
100
100
100
100
100

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
9
5
2
1
2
2
2
3
3
2
2

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
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
6
11
18
20
18
13
10
10
11
11
12
17
30
49
62
71
76
79
76
72
69
61
47

Precipitation Amount (mm)

0
0.01
0.02
0.04
0.06
0.08
0.08
0.07
0.04
0.03
0.03
0.04
0.08
0.17
0.34
0.56
0.72
0.85
0.89
0.82
0.74
0.69
0.67
0.63

Wind Speed/Direction (mph)

17
17
18
19
19
20
20
21
22
22
23
24
24
24
24
24
24
23
22
19
15
12
11
10

Chance of Frost

Temperature (°C)

9
10
10
10
10
10
10
10
10
10
10
9
9
9
9
9
9
9
9
9
9
9
8
8

Feels Like (°C)

6
6
7
10
10
10
10
10
10
6
6
5
5
4
4
5
5
5
5
5
5
6
6
6

Dew Point (°C)

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

Relative Humidity (%)

89
88
87
87
87
88
88
87
86
86
85
84
83
83
82
81
82
83
85
88
91
93
93
92

Pressure (mb)

1012
1011
1010
1010
1009
1009
1008
1007
1006
1006
1005
1004
1003
1002
1001
1000
1000
1000
999
999
1000
1000
1000
1000

Ozone (du)

281
279
278
276
275
274
273
272
271
271
269
267
266
265
265
265
266
267
269
272
275
278
281
285

Wednesday 19

Waxing Gibbous 89%

14:12

03:50

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

Sun - Rise: 08:21, Set: 15:52, Transit: 12:07. Moon - Rise: 14:12, Set: 03:50. Civil Dark: 16:34 - 07:39. Nautical Dark: 17:20 - 06:53. Astro Dark: 18:02 - 06:11

Total Clouds (% Sky Obscured)

12
12
12
12
12
12
6
6
6
6
6
6
35
35
35
35
35
35
98
98
98
98
98
98

Low Clouds (% Sky Obscured)

6
6
6
6
6
6
4
4
4
4
4
4
5
5
5
5
5
5
31
31
31
31
31
31

Medium Clouds (% Sky Obscured)

10
10
10
10
10
10
4
4
4
4
4
4
5
5
5
5
5
5
50
50
50
50
50
50

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
1
1
1
1
1
31
31
31
31
31
31
96
96
96
96
96
96

ISS Passover

Visibility (miles)

2
3
5
7
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
5
2
1
2

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
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
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 (%)

38
35
37
26
10
6
3
2
2
0
0
0
0
0
0
0
6
16
29
26
19
19
18
13

Precipitation Amount (mm)

0.52
0.32
0.14
0.07
0.04
0.03
0.03
0.02
0.01
0
0
0
0
0
0
0
0.03
0.13
0.23
0.18
0.17
0.21
0.14
0.05

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
90
89
89
88
88
88
88
88
87
86
87
86
86
85
86
87
87
87
87
87
86
86

Pressure (mb)

1000
1000
1001
1001
1002
1003
1004
1004
1005
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1007
1007
1007
1007
1007

Ozone (du)

292
305
322
337
349
359
368
375
380
385
389
392
392
389
384
378
372
367
363
363
365
367
368
369

Thursday 20

Waxing Gibbous 96%

14:39

05:07

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
22 Bad
23 Bad

Sun - Rise: 08:22, Set: 15:52, Transit: 12:07. Moon - Rise: 14:39, Set: 05:07. Civil Dark: 16:35 - 07:39. Nautical Dark: 17:20 - 06:54. Astro Dark: 18:03 - 06:11

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
93
93
93
93
93
93
67
67
67
67
67
67
56
56
56
56
56
56

Low Clouds (% Sky Obscured)

90
90
90
90
90
90
84
84
84
84
84
84
66
66
66
66
66
66
56
56
56
56
56
56

Medium Clouds (% Sky Obscured)

90
90
90
90
90
90
41
41
41
41
41
41
10
10
10
10
10
10
0
0
0
0
0
0

High Clouds (% Sky Obscured)

99
99
99
99
99
99
73
73
73
73
73
73
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

3
2
2
2
1
1
2
6
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
None
None
None
None
Very Light Rain
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

Precipitation Probability (%)

10
16
26
29
25
16
11
8
0
0
0
4
8
5
6
6
9
12
13
9
8
8
6
6

Precipitation Amount (mm)

0.02
0.05
0.13
0.2
0.16
0.08
0.04
0.01
0
0
0
0.01
0.02
0.02
0.03
0.04
0.05
0.06
0.07
0.06
0.05
0.05
0.05
0.05

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
4
4
3
3
3
3
2
2
3
3
4
5
6
6
6
6
5
4
4
3
3
3

Dew Point (°C)

4
4
4
4
4
4
4
3
3
3
4
4
5
5
5
5
5
5
5
5
5
4
4
4

Relative Humidity (%)

85
85
84
84
84
85
86
87
89
91
90
90
89
87
86
84
84
85
87
88
90
90
90
88

Pressure (mb)

1007
1007
1007
1007
1007
1008
1008
1008
1009
1009
1009
1010
1010
1010
1010
1010
1011
1011
1012
1012
1012
1012
1012
1011

Ozone (du)

369
370
370
370
369
367
366
367
370
371
369
366
362
356
348
340
329
318
309
301
296
291
286
282

Friday 21

Waxing Gibbous 99%

15:15

06:26

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
22 Bad
23 Bad

Sun - Rise: 08:23, Set: 15:53, Transit: 12:08. Moon - Rise: 15:15, Set: 06:26. Civil Dark: 16:35 - 07:40. Nautical Dark: 17:21 - 06:54. Astro Dark: 18:03 - 06:12

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
99
99
99
99
99
99
85
85
85
85
85
85
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
100
100
100
100
100
100
94
94
94
94
94
94

High Clouds (% Sky Obscured)

0
0
0
0
0
0
100
100
100
100
100
100
100
100
100
100
100
100
13
13
13
13
13
13

ISS Passover

Visibility (miles)

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

Fog (%)

100
100
100
100
100
100
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
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

Precipitation Probability (%)

6
7
7
18
26
39
46
55
51
44
36
30
32
31
26
27
21
15
13
16
38
54
55
52

Precipitation Amount (mm)

0.06
0.04
0.04
0.05
0.06
0.08
0.09
0.13
0.19
0.23
0.23
0.33
0.5
0.61
0.65
0.6
0.42
0.21
0.1
0.09
0.21
0.35
0.35
0.27

Wind Speed/Direction (mph)

10
11
11
12
13
14
15
14
13
12
10
9
11
9
11
11
10
9
8
8
9
9
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
3
3
3
4
4
4
4
5
5
6
6
7
6
6
5
5
5
5
5
6
6
6

Dew Point (°C)

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

Relative Humidity (%)

87
85
83
82
81
81
82
85
89
90
87
82
79
78
80
80
84
87
90
90
91
90
88
86

Pressure (mb)

1011
1010
1009
1007
1006
1004
1003
1002
1002
1001
1001
1000
1000
999
999
999
998
998
998
997
997
997
997
997

Ozone (du)

278
274
271
269
268
268
269
270
272
274
277
281
285
290
294
297
297
294
292
294
296
299
301
304

Forecast for High Legh, Cheshire East, UK (53.35,-2.45)

Generated: 15/12/18 04:49:57. Forecast: 15/12/18 to 21/12/18. Timezone: UTC+0.00