Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 15

First Quarter 63%

13:09

00:11

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

Sun - Rise: 08:17, Set: 15:49, Transit: 12:03. Moon - Rise: 13:09, Set: 00:11. Civil Dark: 16:32 - 07:34. Nautical Dark: 17:17 - 06:49. Astro Dark: 17:59 - 06:07

Total Clouds (% Sky Obscured)

100
100
100
48
45
8
23
26
13
6
1
1
6
8
4
73
98
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
98
48
45
8
23
24
13
6
1
1
0
0
3
58
70
83
95
95
99
97
98
74

Medium Clouds (% Sky Obscured)

98
98
96
2
2
1
2
1
1
0
0
0
0
2
0
1
1
87
85
94
97
99
98
98

High Clouds (% Sky Obscured)

0
63
91
1
0
0
0
2
0
0
0
0
6
7
1
40
97
99
98
99
99
99
99
98

ISS Passover

Visibility (miles)

5
2
1
5
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
7
4
2
1
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

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

Precipitation Probability (%)

59
62
65
56
35
12
5
0
0
0
0
0
0
0
0
0
0
0
13
23
30
30
21
13

Precipitation Amount (mm)

0.27
0.15
0.59
0.39
0.12
0.03
0.01
0
0
0
0
0
0
0
0
0
0
0
0.01
0.05
0.09
0.1
0.1
0.09

Wind Speed/Direction (mph)

11
15
19
19
18
16
14
12
10
9
8
7
7
7
8
7
7
7
7
8
8
8
8
7

Chance of Frost

Temperature (°C)

5
5
4
4
4
4
4
3
3
2
1
1
1
2
4
4
4
4
4
4
4
4
4
3

Feels Like (°C)

2
-0
-1
-1
-1
-0
-0
-1
-1
-2
-2
-2
-2
-1
1
1
1
1
1
0
0
1
1
0

Dew Point (°C)

4
3
2
2
2
3
2
2
2
1
1
0
1
2
3
3
3
3
3
3
3
3
3
3

Relative Humidity (%)

91
89
87
87
87
87
89
91
93
94
94
96
97
98
92
92
94
95
97
96
95
94
94
96

Pressure (mb)

994
995
997
998
999
1000
1001
1002
1003
1004
1004
1005
1005
1005
1005
1005
1005
1005
1005
1005
1006
1006
1007
1007

Ozone (du)

328
330
331
331
331
331
330
329
328
326
324
323
322
322
322
323
324
326
331
336
340
341
340
338

Sunday 16

Waxing Gibbous 73%

13:27

01:21

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

Sun - Rise: 08:17, Set: 15:49, Transit: 12:03. Moon - Rise: 13:27, Set: 01:21. Civil Dark: 16:32 - 07:35. Nautical Dark: 17:17 - 06:50. Astro Dark: 18:00 - 06:07

Total Clouds (% Sky Obscured)

99
72
51
30
39
73
39
38
26
27
65
40
99
12
23
98
98
98
99
99
100
100
100
100

Low Clouds (% Sky Obscured)

73
54
51
30
39
29
14
38
26
3
1
0
0
0
0
0
8
6
3
9
25
56
98
100

Medium Clouds (% Sky Obscured)

84
12
1
0
0
0
0
0
0
0
0
0
0
0
14
2
2
0
0
81
99
98
69
63

High Clouds (% Sky Obscured)

98
43
1
0
0
63
30
0
0
24
65
40
99
12
16
98
98
98
99
98
100
100
94
95

ISS Passover

Visibility (miles)

4
8
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
8
6
8
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
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 (%)

7
4
3
3
3
3
2
0
0
0
0
0
0
0
0
0
12
15
26
33
39
37
22
17

Precipitation Amount (mm)

0.06
0.03
0.02
0.01
0.01
0.01
0.01
0
0
0
0
0
0
0
0
0
0.03
0.05
0.08
0.13
0.18
0.16
0.11
0.09

Wind Speed/Direction (mph)

6
5
4
5
5
6
6
6
6
6
6
6
7
8
9
11
12
13
15
16
17
17
17
18

Chance of Frost

Temperature (°C)

3
3
3
3
3
3
3
2
2
2
2
2
2
3
4
4
4
5
6
7
7
8
8
8

Feels Like (°C)

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

Dew Point (°C)

2
2
2
2
2
2
1
1
1
1
1
1
2
3
4
4
4
5
5
6
6
7
7
7

Relative Humidity (%)

96
95
94
93
93
93
93
93
94
95
95
97
97
98
99
100
100
98
96
94
93
93
93
93

Pressure (mb)

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

Ozone (du)

334
330
324
319
313
307
303
299
296
294
294
293
291
288
285
283
282
282
284
286
288
288
287
285

Monday 17

Waxing Gibbous 82%

13:47

02:32

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: 08:18, Set: 15:50, Transit: 12:04. Moon - Rise: 13:47, Set: 02:32. Civil Dark: 16:32 - 07:36. Nautical Dark: 17:18 - 06:50. Astro Dark: 18:00 - 06:08

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
100
100
100
100
100
77
56
88
96
100
100
100
100
100
88
88
88
88

Medium Clouds (% Sky Obscured)

33
2
0
9
5
11
21
41
89
25
75
64
48
98
98
100
100
100
89
100
100
100
100
100

High Clouds (% Sky Obscured)

88
70
100
99
98
98
98
100
98
98
100
100
100
100
100
100
100
100
99
100
100
100
100
100

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
6
4
2
2
1
1
1
1
1
1
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
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

19
22
25
25
24
24
25
23
22
20
21
22
26
26
31
40
55
65
70
74
76
80
83
82

Precipitation Amount (mm)

0.09
0.11
0.12
0.11
0.09
0.08
0.09
0.11
0.12
0.1
0.07
0.06
0.07
0.09
0.13
0.24
0.42
0.6
0.7
0.75
0.83
1.02
1.25
1.35

Wind Speed/Direction (mph)

18
19
19
20
20
21
21
21
22
23
24
25
26
26
26
26
26
25
25
24
24
23
21
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
92
92
91
90
89
89
90
91
91
91
91
90
89
89
89
87
84
83
84
85
88
91
93

Pressure (mb)

1013
1013
1012
1012
1011
1011
1010
1009
1009
1008
1008
1007
1006
1005
1004
1003
1002
1001
1001
1000
1000
1000
1000
1000

Ozone (du)

284
283
280
277
272
269
268
268
268
267
266
265
264
263
263
264
265
266
267
268
270
274
279
285

Tuesday 18

Waxing Gibbous 89%

14:10

03:47

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: 08:19, Set: 15:50, Transit: 12:04. Moon - Rise: 14:10, Set: 03:47. Civil Dark: 16:33 - 07:36. Nautical Dark: 17:18 - 06:51. Astro Dark: 18:00 - 06:08

Total Clouds (% Sky Obscured)

100
100
66
66
66
66
66
66
98
98
98
98
98
98
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

88
88
66
66
66
66
66
66
98
98
98
98
98
98
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

100
100
1
1
1
1
1
1
0
0
0
0
0
0
2
2
2
2
2
2
67
67
67
67

High Clouds (% Sky Obscured)

100
100
0
0
0
0
0
0
0
0
0
0
0
0
18
18
18
18
18
18
99
99
99
99

ISS Passover

Visibility (miles)

0
0
1
5
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

78
63
44
32
21
11
8
9
11
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

1.23
1.02
0.77
0.46
0.2
0.08
0.04
0.03
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

18
17
15
14
13
12
11
10
10
9
9
8
9
11
11
11
10
10
10
11
12
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
91
90
91
92
93
93
94
96
96
96
95
93
91
91
91
90
90
89
89
89
90
90
90

Pressure (mb)

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

Ozone (du)

295
306
316
325
333
341
350
358
365
370
373
374
373
370
368
365
362
360
358
357
357
358
359
361

Wednesday 19

Waxing Gibbous 87%

14:37

05:05

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: 08:19, Set: 15:51, Transit: 12:05. Moon - Rise: 14:37, Set: 05:05. Civil Dark: 16:33 - 07:37. Nautical Dark: 17:18 - 06:52. Astro Dark: 18:01 - 06:09

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
92
92
92
92
92
92
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
89
89
89
89
89
89
100
100
100
100

Medium Clouds (% Sky Obscured)

67
67
11
11
11
11
11
11
31
31
31
31
31
31
11
11
11
11
11
11
20
20
20
20

High Clouds (% Sky Obscured)

99
99
84
84
84
84
84
84
48
48
48
48
48
48
32
32
32
32
32
32
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
9
9
9
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
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
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
11
16
21
26
26
18
8
5
0
0
6
7
9
11
20
31
36
27
20
30

Precipitation Amount (mm)

0
0
0
0
0.01
0.02
0.04
0.09
0.12
0.08
0.03
0.01
0
0
0.01
0.01
0.03
0.06
0.15
0.33
0.45
0.39
0.26
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
1
1
1
1
1
1
1
1
1
1
1
2
2
3
3
3
3
3
3
2
2
2
2

Dew Point (°C)

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

Relative Humidity (%)

90
90
89
89
89
89
90
91
92
94
94
93
92
90
89
88
88
87
88
87
87
87
86
87

Pressure (mb)

1008
1008
1008
1008
1008
1008
1008
1009
1009
1009
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1010
1010
1009

Ozone (du)

364
367
369
369
368
367
366
366
364
358
351
343
336
329
322
314
306
299
293
288
284
280
277
273

Thursday 20

Waxing Gibbous 95%

15:13

06:23

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: 08:20, Set: 15:51, Transit: 12:05. Moon - Rise: 15:13, Set: 06:23. Civil Dark: 16:34 - 07:37. Nautical Dark: 17:19 - 06:52. Astro Dark: 18:01 - 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)

100
100
100
100
100
100
100
100
98
98
98
98
98
98
94
94
94
94
94
94
100
100
100
100

Medium Clouds (% Sky Obscured)

20
20
0
0
0
0
0
0
44
44
44
44
44
44
100
100
100
100
100
100
0
0
0
0

High Clouds (% Sky Obscured)

0
0
44
44
44
44
44
44
100
100
100
100
100
100
100
100
100
100
100
100
0
0
0
0

ISS Passover

Visibility (miles)

10
5
2
1
2
3
3
3
5
8
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
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
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

51
79
85
85
85
84
76
67
43
29
23
16
16
16
13
8
0
0
0
7
11
18
33
41

Precipitation Amount (mm)

0.32
0.66
1.03
1.34
1.58
1.53
1
0.4
0.12
0.06
0.05
0.04
0.04
0.04
0.04
0.02
0
0
0
0.01
0.02
0.05
0.1
0.16

Wind Speed/Direction (mph)

18
19
20
20
20
20
20
20
20
18
15
13
13
14
14
13
12
11
10
11
11
12
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
90
92
92
91
91
90
88
87
87
90
90
90
91
91
90
89
86
84
83
84
85
88
90

Pressure (mb)

1008
1007
1005
1004
1003
1002
1002
1002
1002
1003
1004
1004
1005
1005
1005
1005
1004
1004
1004
1003
1003
1002
1001
1000

Ozone (du)

270
266
264
263
263
265
267
271
274
276
277
280
286
293
298
299
299
300
301
303
306
311
316
320

Friday 21

Waxing Gibbous 99%

15:59

07:40

22 Bad
23 Bad
00 Bad
01 OK
02 OK
03 OK
04 OK
05 OK
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: 08:20, Set: 15:52, Transit: 12:06. Moon - Rise: 15:59, Set: 07:40. Civil Dark: 16:34 - 07:38. Nautical Dark: 17:19 - 06:53. Astro Dark: 18:02 - 06:10

Total Clouds (% Sky Obscured)

100
100
18
18
18
18
18
18
100
100
100
100
100
100
80
80
80
80
80
80
94
94
94
94

Low Clouds (% Sky Obscured)

100
100
18
18
18
18
18
18
100
100
100
100
100
100
77
77
77
77
77
77
23
23
23
23

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
26
26
26
26
26
26
6
6
6
6
6
6
31
31
31
31

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
40
40
40
40
40
40
12
12
12
12
12
12
92
92
92
92

ISS Passover

Visibility (miles)

10
8
8
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
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
None
None

Precipitation Probability (%)

44
40
37
30
20
14
12
11
8
7
8
8
8
8
8
8
6
2
0
0
0
0
0
0

Precipitation Amount (mm)

0.21
0.25
0.24
0.17
0.08
0.04
0.03
0.03
0.03
0.03
0.03
0.03
0.04
0.03
0.03
0.02
0.01
0.01
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
17
18
17
15
13
12
11
11
10
10
10
11
12
12
12
11
10
10
10
10
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1001
1001
1002
1003
1004
1005
1006
1007
1007
1008
1009
1010
1010
1011
1011
1011
1012
1012
1012
1013
1013
1013
1013
1013

Ozone (du)

321
321
320
320
321
321
324
327
330
331
331
331
328
323
320
317
315
314
316
318
321
322
323
324

Forecast for Buxton, Derbyshire, UK (53.26,-1.91)

Generated: 15/12/18 22:32:24. Forecast: 15/12/18 to 21/12/18. Timezone: UTC+0.00