Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 15

First Quarter 53%

12:55

00:20

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
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 08:11, Set: 16:07, Transit: 12:09. Moon - Rise: 12:55, Set: 00:20. Civil Dark: 16:47 - 07:31. Nautical Dark: 17:29 - 06:49. Astro Dark: 18:10 - 06:08

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
45
38
52
62
49
46
52
63
62
92
53
53

Low Clouds (% Sky Obscured)

100
100
100
100
100
95
95
100
100
100
100
100
37
38
52
62
43
38
50
58
53
90
36
34

Medium Clouds (% Sky Obscured)

95
91
100
86
99
100
100
99
100
99
100
95
21
0
18
31
28
29
20
20
27
19
23
17

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
53
0
0
0
0
0
0
0
9
12
33
27
31

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

100
100
86
84
76
74
79
86
88
89
88
84
69
57
42
38
34
28
24
21
20
29
34
34

Precipitation Amount (mm)

1.06
1.05
1.21
1
0.75
0.76
1.06
1.73
2.31
2.29
1.93
1.47
0.91
0.43
0.21
0.13
0.09
0.07
0.05
0.04
0.04
0.09
0.2
0.29

Wind Speed/Direction (mph)

20
22
25
26
27
27
25
22
20
19
19
19
20
21
23
22
25
26
20
16
16
12
11
11

Chance of Frost

Temperature (°C)

5
6
7
7
7
7
8
9
10
11
13
14
13
13
12
11
9
9
8
8
8
8
7
7

Feels Like (°C)

-1
0
1
2
2
2
3
5
6
11
13
14
13
13
12
11
5
4
4
4
4
4
4
4

Dew Point (°C)

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

Relative Humidity (%)

88
89
90
91
93
94
94
95
95
94
91
88
86
85
83
83
81
80
81
82
83
83
84
85

Pressure (mb)

1012
1010
1009
1008
1007
1006
1005
1003
1002
1000
998
996
995
994
994
996
998
999
1001
1002
1003
1004
1004
1005

Ozone (du)

277
278
278
278
278
277
278
278
278
280
281
285
292
301
309
315
320
323
325
325
325
326
327
327

Sunday 16

Waxing Gibbous 63%

13:15

01:27

04 Bad
05 Bad
06 Bad
07 OK
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 OK
00 OK
01 OK
02 OK
03 OK

Sun - Rise: 08:12, Set: 16:07, Transit: 12:10. Moon - Rise: 13:15, Set: 01:27. Civil Dark: 16:47 - 07:32. Nautical Dark: 17:30 - 06:50. Astro Dark: 18:10 - 06:09

Total Clouds (% Sky Obscured)

52
50
27
16
96
98
100
99
99
100
99
97
82
35
47
73
34
65
58
31
35
38
24
23

Low Clouds (% Sky Obscured)

43
46
13
9
8
4
0
5
11
31
33
42
52
13
43
69
24
46
44
24
18
29
24
22

Medium Clouds (% Sky Obscured)

13
9
12
1
48
91
100
88
91
93
97
74
16
22
17
18
18
20
24
16
31
27
6
13

High Clouds (% Sky Obscured)

16
9
17
10
96
98
100
98
98
100
98
95
63
14
8
7
11
40
23
0
0
0
0
0

ISS Passover

Visibility (miles)

3
2
3
5
9
10
10
10
9
7
4
1
0
0
1
5
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
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

30
23
15
10
6
2
2
12
17
30
47
61
62
45
35
27
17
10
8
9
10
11
12
11

Precipitation Amount (mm)

0.25
0.15
0.08
0.04
0.01
0.01
0.01
0.03
0.06
0.18
0.48
0.74
0.72
0.54
0.38
0.2
0.06
0.02
0.02
0.03
0.06
0.06
0.06
0.05

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
4
4
3
2
4
6
7
7
7
6
6
6
5
5
4
4
4
5
3
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

86
87
87
87
90
90
87
82
80
79
80
82
84
85
87
86
85
84
84
84
84
84
84
83

Pressure (mb)

1005
1005
1005
1005
1005
1006
1005
1005
1005
1004
1004
1004
1004
1004
1004
1005
1005
1006
1007
1008
1009
1010
1011
1012

Ozone (du)

327
326
325
324
323
322
322
321
322
323
325
327
328
328
327
324
319
314
308
303
299
298
298
298

Monday 17

Waxing Gibbous 73%

13:35

02:37

04 OK
05 OK
06 Bad
07 Bad
08 Bad
09 OK
10 OK
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
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 08:12, Set: 16:08, Transit: 12:10. Moon - Rise: 13:35, Set: 02:37. Civil Dark: 16:47 - 07:33. Nautical Dark: 17:30 - 06:50. Astro Dark: 18:10 - 06:10

Total Clouds (% Sky Obscured)

28
41
67
67
58
28
39
85
100
100
100
100
100
99
99
99
99
99
99
99
100
100
100
100

Low Clouds (% Sky Obscured)

20
9
9
9
3
0
9
2
1
4
14
25
76
73
45
45
45
45
45
45
98
98
98
98

Medium Clouds (% Sky Obscured)

14
0
6
14
1
6
4
1
1
3
4
10
37
98
89
89
89
89
89
89
45
45
45
45

High Clouds (% Sky Obscured)

6
36
63
61
56
23
33
85
100
100
100
100
100
56
94
94
94
94
94
94
93
93
93
93

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

Precipitation Probability (%)

7
4
0
0
0
0
0
0
0
10
11
11
10
10
8
6
5
5
7
11
18
24
28
28

Precipitation Amount (mm)

0.03
0.01
0
0
0
0
0
0
0
0.01
0.01
0.02
0.02
0.02
0.02
0.01
0.01
0.01
0.02
0.04
0.07
0.09
0.11
0.11

Wind Speed/Direction (mph)

12
11
11
9
9
9
9
11
11
12
13
13
14
15
16
17
18
19
20
21
22
23
23
24

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
4
4
4
4
6
7
11
11
11
11
11
11
11
11
11
11
11
11
12
12
12
12

Dew Point (°C)

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

Relative Humidity (%)

83
82
81
81
82
82
80
77
76
77
79
81
82
82
83
83
84
85
85
85
84
83
83
82

Pressure (mb)

1013
1013
1014
1015
1015
1016
1016
1017
1017
1016
1016
1016
1015
1015
1015
1015
1015
1014
1014
1013
1013
1012
1011
1011

Ozone (du)

299
301
302
301
298
295
292
288
285
283
282
281
280
279
279
279
280
280
280
281
280
280
279
279

Tuesday 18

Waxing Gibbous 82%

13:57

03:50

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
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 08:13, Set: 16:08, Transit: 12:11. Moon - Rise: 13:57, Set: 03:50. Civil Dark: 16:48 - 07:33. Nautical Dark: 17:30 - 06:51. Astro Dark: 18:11 - 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
89
89
89
89

Low Clouds (% Sky Obscured)

98
98
73
73
73
73
73
73
100
100
100
100
100
100
35
35
35
35
35
35
39
39
39
39

Medium Clouds (% Sky Obscured)

45
45
95
95
95
95
95
95
100
100
100
100
100
100
100
100
100
100
100
100
10
10
10
10

High Clouds (% Sky Obscured)

93
93
100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
99
99
99
82
82
82
82

ISS Passover

Visibility (miles)

10
7
4
6
9
10
9
5
3
2
2
3
2
1
1
1
1
1
4
7
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
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
Very Light Rain

Precipitation Probability (%)

18
13
12
12
13
21
37
57
67
71
76
78
78
77
72
66
59
51
45
42
39
33
24
16

Precipitation Amount (mm)

0.07
0.05
0.06
0.04
0.03
0.06
0.17
0.42
0.72
0.89
1.03
1.15
1.32
1.47
1.47
1.21
0.86
0.6
0.45
0.37
0.3
0.2
0.12
0.09

Wind Speed/Direction (mph)

24
25
25
26
28
30
30
30
29
29
28
26
24
20
19
15
15
14
13
12
11
11
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
80
79
77
76
76
78
80
82
80
80
80
80
81
83
84
86
86
87
87
87
87
86
86

Pressure (mb)

1010
1009
1008
1007
1006
1005
1004
1003
1002
1001
1001
1000
1000
1000
1000
1000
1001
1001
1002
1003
1003
1004
1005
1005

Ozone (du)

279
279
279
278
278
278
278
278
279
281
283
286
290
295
301
306
312
318
326
335
344
351
359
368

Wednesday 19

Waxing Gibbous 89%

14:22

No Set

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
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 08:14, Set: 16:08, Transit: 12:11. Moon - Rise: 14:22, Set: No Set. Civil Dark: 16:48 - 07:34. Nautical Dark: 17:31 - 06:51. Astro Dark: 18:11 - 06:11

Total Clouds (% Sky Obscured)

89
89
98
98
98
98
98
98
98
98
98
98
98
98
98
98
98
98
98
98
100
100
100
100

Low Clouds (% Sky Obscured)

39
39
16
16
16
16
16
16
16
16
16
16
16
16
46
46
46
46
46
46
100
100
100
100

Medium Clouds (% Sky Obscured)

10
10
88
88
88
88
88
88
27
27
27
27
27
27
40
40
40
40
40
40
32
32
32
32

High Clouds (% Sky Obscured)

82
82
98
98
98
98
98
98
98
98
98
98
98
98
97
97
97
97
97
97
95
95
95
95

ISS Passover

Visibility (miles)

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

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
11
12
12
12
17
20
22
16
12
10
8
10
15
29
30
24
24
34
44
48
50
47
45

Precipitation Amount (mm)

0.07
0.1
0.12
0.08
0.04
0.05
0.08
0.12
0.15
0.13
0.1
0.07
0.05
0.09
0.16
0.2
0.26
0.33
0.3
0.23
0.2
0.21
0.22
0.23

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
85
84
83
83
82
81
78
77
76
77
77
79
81
83
84
86
87
87
86
86
85
84
83

Pressure (mb)

1006
1006
1007
1007
1008
1008
1009
1009
1009
1009
1009
1009
1009
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

381
397
407
407
403
398
397
395
393
390
386
384
384
385
387
390
393
395
395
394
393
391
388
386

Thursday 20

Waxing Gibbous 96%

14:51

05:05

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 Good
19 Good
20 Good
21 Good
22 OK
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 08:14, Set: 16:09, Transit: 12:12. Moon - Rise: 14:51, Set: 05:05. Civil Dark: 16:48 - 07:35. Nautical Dark: 17:31 - 06:52. Astro Dark: 18:11 - 06:12

Total Clouds (% Sky Obscured)

100
100
97
97
97
97
97
97
82
82
82
82
82
82
15
15
15
15
15
15
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
96
96
96
96
96
96
77
77
77
77
77
77
15
15
15
15
15
15
1
1
1
1

Medium Clouds (% Sky Obscured)

32
32
12
12
12
12
12
12
27
27
27
27
27
27
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

95
95
3
3
3
3
3
3
6
6
6
6
6
6
0
0
0
0
0
0
100
100
100
100

ISS Passover

Visibility (miles)

2
2
2
2
2
3
5
8
10
10
10
10
10
10
10
10
10
10
10
6
3
1
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

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

Precipitation Probability (%)

42
36
30
29
30
30
27
18
13
10
8
7
7
7
0
0
0
0
7
31
66
79
83
85

Precipitation Amount (mm)

0.23
0.23
0.25
0.3
0.37
0.38
0.27
0.13
0.06
0.04
0.03
0.03
0.02
0.01
0
0
0
0
0.04
0.23
0.59
1.21
2.09
2.69

Wind Speed/Direction (mph)

10
10
11
10
9
10
10
10
11
10
9
9
8
8
7
7
7
8
9
11
12
13
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
82
81
81
81
80
80
77
76
75
76
77
80
81
81
81
80
80
82
84
85
84
83
82

Pressure (mb)

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

Ozone (du)

383
381
377
372
366
359
352
344
336
327
317
309
303
298
293
289
285
281
276
273
269
266
263
261

Friday 21

Waxing Gibbous 99%

15:29

06:21

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
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 08:15, Set: 16:09, Transit: 12:12. Moon - Rise: 15:29, Set: 06:21. Civil Dark: 16:49 - 07:35. Nautical Dark: 17:32 - 06:52. Astro Dark: 18:12 - 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
80
80
80
80

Low Clouds (% Sky Obscured)

1
1
86
86
86
86
86
86
100
100
100
100
100
100
100
100
100
100
100
100
78
78
78
78

Medium Clouds (% Sky Obscured)

0
0
99
99
99
99
99
99
100
100
100
100
100
100
13
13
13
13
13
13
1
1
1
1

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
99
99
99
99
99
0
0
0
0
0
0
2
2
2
2

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

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

Precipitation Probability (%)

87
88
88
61
29
24
24
26
26
20
12
9
10
16
20
22
36
43
41
33
25
23
26
33

Precipitation Amount (mm)

2.57
2.02
1.43
0.86
0.45
0.34
0.38
0.42
0.39
0.23
0.07
0.01
0.01
0.03
0.05
0.11
0.39
0.66
0.52
0.25
0.11
0.09
0.1
0.11

Wind Speed/Direction (mph)

14
14
14
14
16
16
16
15
15
14
14
15
16
16
18
20
23
26
26
25
24
23
22
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
81
81
81
81
83
83
83
82
80
78
77
78
80
82
82
81
80
79
80
80
81
81
81

Pressure (mb)

1005
1004
1004
1003
1003
1003
1003
1003
1003
1003
1002
1002
1002
1001
1001
1001
1000
1000
1001
1002
1003
1004
1005
1005

Ozone (du)

260
261
262
263
266
269
273
279
283
287
290
292
295
298
299
295
288
284
282
282
284
285
288
290

Forecast for Dulverton, Somerset, UK (51.04,-3.55)

Generated: 15/12/18 04:15:48. Forecast: 15/12/18 to 21/12/18. Timezone: UTC+0.00