Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 15

First Quarter 53%

12:41

00:06

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 OK
23 OK
00 Good
01 Good
02 Bad
03 OK

Sun - Rise: 07:58, Set: 15:53, Transit: 11:56. Moon - Rise: 12:41, Set: 00:06. Civil Dark: 16:33 - 07:18. Nautical Dark: 17:16 - 06:36. Astro Dark: 17:56 - 05:55

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
79
31
6
6
0
4
39
31

Low Clouds (% Sky Obscured)

66
56
36
8
9
3
6
47
88
100
100
100
100
100
100
100
79
31
5
5
0
0
1
2

Medium Clouds (% Sky Obscured)

96
98
100
99
100
99
100
100
100
100
100
100
100
45
98
47
2
1
4
3
0
4
38
27

High Clouds (% Sky Obscured)

99
100
100
100
100
100
98
100
99
99
100
100
100
100
49
0
0
0
0
0
0
0
1
13

ISS Passover

Visibility (miles)

8
10
10
10
9
6
5
4
3
2
1
1
2
3
4
5
5
6
7
8
9
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

Precipitation Type

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

Precipitation Probability (%)

0
0
0
8
12
15
25
41
59
70
76
79
86
89
88
64
39
20
15
7
0
0
0
0

Precipitation Amount (mm)

0
0
0
0.01
0.05
0.12
0.23
0.4
0.59
0.74
0.87
1.06
1.45
1.97
2.23
1.94
1.39
0.86
0.39
0.08
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

1
1
1
2
2
2
2
2
2
3
4
5
6
7
8
9
11
10
9
8
7
8
7
6

Feels Like (°C)

-3
-4
-4
-4
-4
-4
-4
-4
-4
-3
-2
-1
0
2
4
5
11
6
5
4
3
4
3
2

Dew Point (°C)

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

Relative Humidity (%)

74
74
74
73
73
75
81
89
94
97
97
96
95
94
90
87
87
75
76
78
79
90
88
87

Pressure (mb)

1020
1019
1018
1018
1017
1016
1014
1013
1011
1010
1008
1006
1005
1003
1001
1000
1000
1000
1000
1001
1002
1003
1004
1005

Ozone (du)

281
280
280
280
280
280
279
278
277
275
274
273
274
276
280
286
294
301
306
310
312
315
316
318

Sunday 16

Waxing Gibbous 63%

13:01

01:13

04 OK
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 Bad
22 Bad
23 Bad
00 Bad
01 OK
02 Good
03 Good

Sun - Rise: 07:59, Set: 15:54, Transit: 11:56. Moon - Rise: 13:01, Set: 01:13. Civil Dark: 16:33 - 07:19. Nautical Dark: 17:16 - 06:36. Astro Dark: 17:56 - 05:56

Total Clouds (% Sky Obscured)

6
2
3
3
4
9
21
98
99
99
99
100
100
100
100
99
98
70
2
3
3
1
1
4

Low Clouds (% Sky Obscured)

2
2
3
2
4
9
16
27
31
47
33
56
92
73
99
39
10
4
2
3
2
0
1
4

Medium Clouds (% Sky Obscured)

2
1
1
2
2
4
8
6
37
60
92
98
99
100
99
94
81
45
0
0
2
0
0
1

High Clouds (% Sky Obscured)

5
0
0
1
0
0
6
96
98
99
99
100
100
100
100
98
97
66
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
8
6
4
3
2
1
1
0
0
1
5
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
None
Very Light Rain
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
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
4
8
18
42
63
72
76
75
71
66
54
22
6
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.01
0.03
0.1
0.25
0.44
0.62
0.77
0.83
0.72
0.53
0.35
0.16
0.03
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
90
93
94
96
97
94
89
85
84
85
88
90
92
94
95
96
97
97
98
97
96
94
93

Pressure (mb)

1005
1006
1006
1007
1007
1008
1008
1008
1008
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1009
1010

Ozone (du)

320
322
324
325
327
328
328
328
328
325
321
318
318
318
318
318
318
317
316
313
311
309
307
304

Monday 17

Waxing Gibbous 73%

13:21

02:23

04 Good
05 Good
06 Good
07 OK
08 Good
09 Bad
10 OK
11 Good
12 OK
13 Good
14 Good
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: 07:59, Set: 15:54, Transit: 11:57. Moon - Rise: 13:21, Set: 02:23. Civil Dark: 16:34 - 07:20. Nautical Dark: 17:16 - 06:37. Astro Dark: 17:57 - 05:57

Total Clouds (% Sky Obscured)

6
2
4
12
5
53
25
0
27
0
4
99
100
100
100
100
100
100
100
100
98
98
98
98

Low Clouds (% Sky Obscured)

6
2
3
9
4
0
0
0
0
0
2
6
17
16
37
37
37
37
37
37
38
38
38
38

Medium Clouds (% Sky Obscured)

0
0
3
9
2
0
0
0
0
0
0
2
2
9
27
27
27
27
27
27
81
81
81
81

High Clouds (% Sky Obscured)

0
0
0
0
0
53
25
0
27
0
2
99
100
100
100
100
100
100
100
100
88
88
88
88

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

None
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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
4
3
3
0
0
0
0
0
0
4
7

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.03
0.04
0.03
0
0
0
0
0
0
0.02
0.03

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

5
5
5
4
4
4
5
7
8
8
8
8
8
7
7
8
8
9
9
9
9
9
10
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
91
92
93
94
94
91
87
85
84
84
85
87
88
89
89
90
90
90
90
90
90
90
90

Pressure (mb)

1011
1012
1013
1014
1015
1016
1017
1018
1018
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1019
1019
1018
1018
1017

Ozone (du)

300
295
293
299
307
312
311
307
303
298
293
289
286
284
283
281
280
280
280
281
281
281
281
281

Tuesday 18

Waxing Gibbous 82%

13:43

03:36

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 OK

Sun - Rise: 08:00, Set: 15:54, Transit: 11:57. Moon - Rise: 13:43, Set: 03:36. Civil Dark: 16:34 - 07:20. Nautical Dark: 17:17 - 06:38. Astro Dark: 17:57 - 05:57

Total Clouds (% Sky Obscured)

98
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
23
23
23
23

Low Clouds (% Sky Obscured)

38
38
84
84
84
84
84
84
2
2
2
2
2
2
98
98
98
98
98
98
21
21
21
21

Medium Clouds (% Sky Obscured)

81
81
0
0
0
0
0
0
97
97
97
97
97
97
100
100
100
100
100
100
7
7
7
7

High Clouds (% Sky Obscured)

88
88
100
100
100
100
100
100
96
96
96
96
96
96
100
100
100
100
100
100
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
8
5
4
3
3
2
1
2
3
4
6
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
None
None
None
None
None
None
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

8
7
6
4
4
0
0
0
0
7
9
12
25
45
66
75
78
79
67
59
47
34
17
8

Precipitation Amount (mm)

0.04
0.04
0.03
0.02
0.01
0
0
0
0
0.01
0.03
0.08
0.2
0.44
0.69
0.81
0.9
0.92
0.71
0.49
0.36
0.21
0.08
0.03

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
10
10
10
10
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
92
92
91
90
89
87
85
83
82
82
79
79
80
81
83
85
86
85
84
83
85
88
91

Pressure (mb)

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

Ozone (du)

279
277
275
275
275
275
275
276
276
276
276
277
278
279
281
282
284
287
291
296
302
308
316
324

Wednesday 19

Waxing Gibbous 89%

14:08

No Set

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
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 08:01, Set: 15:55, Transit: 11:58. Moon - Rise: 14:08, Set: No Set. Civil Dark: 16:34 - 07:21. Nautical Dark: 17:17 - 06:38. Astro Dark: 17:57 - 05:58

Total Clouds (% Sky Obscured)

23
23
77
77
77
77
77
77
92
92
92
92
92
92
99
99
99
99
99
99
99
99
99
99

Low Clouds (% Sky Obscured)

21
21
35
35
35
35
35
35
32
32
32
32
32
32
50
50
50
50
50
50
35
35
35
35

Medium Clouds (% Sky Obscured)

7
7
56
56
56
56
56
56
9
9
9
9
9
9
47
47
47
47
47
47
59
59
59
59

High Clouds (% Sky Obscured)

0
0
59
59
59
59
59
59
88
88
88
88
88
88
98
98
98
98
98
98
98
98
98
98

ISS Passover

Visibility (miles)

10
10
9
8
8
8
8
8
8
8
7
6
4
3
2
3
5
7
8
8
8
7
5
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
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
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 (%)

6
10
9
11
12
11
8
5
0
0
5
7
9
12
13
8
5
3
3
6
13
19
22
23

Precipitation Amount (mm)

0.02
0.04
0.08
0.1
0.11
0.1
0.05
0.01
0
0
0.01
0.03
0.1
0.22
0.29
0.22
0.11
0.06
0.06
0.07
0.08
0.11
0.16
0.22

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
9
8
8
8
8
8
8
9
8
8
8
8
7
7
7
7
7
7
7
7
7
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
92
93
94
94
92
90
89
89
88
87
88
89
90
90
90
89
89
88
88
88
89
90

Pressure (mb)

1007
1007
1008
1009
1009
1010
1010
1010
1011
1011
1011
1011
1011
1012
1012
1012
1012
1013
1013
1012
1012
1012
1012
1012

Ozone (du)

332
340
351
368
387
400
402
398
395
393
391
389
387
385
383
382
382
382
384
385
387
388
389
390

Thursday 20

Waxing Gibbous 95%

14:38

04:51

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

Sun - Rise: 08:01, Set: 15:55, Transit: 11:58. Moon - Rise: 14:38, Set: 04:51. Civil Dark: 16:35 - 07:21. Nautical Dark: 17:17 - 06:39. Astro Dark: 17:58 - 05:58

Total Clouds (% Sky Obscured)

99
99
96
96
96
96
96
96
100
100
100
100
100
100
32
32
32
32
32
32
59
59
59
59

Low Clouds (% Sky Obscured)

35
35
48
48
48
48
48
48
100
100
100
100
100
100
32
32
32
32
32
32
59
59
59
59

Medium Clouds (% Sky Obscured)

59
59
9
9
9
9
9
9
15
15
15
15
15
15
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

98
98
94
94
94
94
94
94
60
60
60
60
60
60
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

4
4
5
6
7
9
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
7
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
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
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain

Precipitation Probability (%)

26
30
32
28
24
21
19
13
9
6
0
0
0
0
0
0
0
0
0
0
0
4
10
35

Precipitation Amount (mm)

0.22
0.21
0.2
0.17
0.14
0.13
0.09
0.04
0.02
0.01
0
0
0
0
0
0
0
0
0
0
0
0.01
0.04
0.13

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
92
93
93
94
93
91
88
86
85
85
85
88
91
93
93
91
90
89
88
87
86
86
87

Pressure (mb)

1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1014
1014
1015
1015
1016
1016
1016
1016
1016
1015
1015
1014
1013

Ozone (du)

390
389
389
388
388
387
387
386
383
374
363
352
341
329
318
310
303
297
291
286
282
277
273
269

Friday 21

Waxing Gibbous 99%

15:15

06:08

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: 08:02, Set: 15:55, Transit: 11:59. Moon - Rise: 15:15, Set: 06:08. Civil Dark: 16:35 - 07:22. Nautical Dark: 17:18 - 06:39. Astro Dark: 17:58 - 05:59

Total Clouds (% Sky Obscured)

59
59
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)

59
59
47
47
47
47
47
47
5
5
5
5
5
5
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
100
100
100
100
100
100
94
94
94
94
94
94
8
8
8
8

High Clouds (% Sky Obscured)

0
0
100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
99
99
99
15
15
15
15

ISS Passover

Visibility (miles)

2
2
2
2
3
4
5
5
7
9
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

64
80
86
88
87
84
70
49
40
34
23
17
12
8
5
0
0
11
16
27
32
29
17
9

Precipitation Amount (mm)

0.44
1.07
1.64
1.7
1.44
1.14
0.86
0.71
0.71
0.72
0.7
0.59
0.33
0.09
0.02
0
0
0.02
0.11
0.34
0.51
0.36
0.14
0.06

Wind Speed/Direction (mph)

12
14
16
15
14
14
14
15
15
15
14
15
15
14
14
14
14
15
16
18
20
20
20
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
5
5
6
7
11
11
12
12
12
11
10
7
6
6
6
6
6
6
6
5
5
5
4

Dew Point (°C)

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

Relative Humidity (%)

88
89
91
93
93
91
89
87
86
85
85
85
83
86
87
87
88
87
87
87
86
85
84
83

Pressure (mb)

1012
1010
1009
1007
1006
1005
1005
1004
1003
1003
1002
1002
1003
1003
1004
1004
1004
1004
1003
1003
1002
1002
1002
1002

Ozone (du)

265
261
259
259
261
263
263
264
267
272
280
286
288
290
291
293
295
295
291
286
282
282
283
285

Forecast for Crawley, West Sussex, UK (51.11,-0.19)

Generated: 15/12/18 04:02:06. Forecast: 15/12/18 to 21/12/18. Timezone: UTC+0.00