Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 21

Waxing Gibbous 98%

15:42

06:02

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

Sun - Rise: 07:29, Set: 16:05, Transit: 11:47. Moon - Rise: 15:42, Set: 06:02. Civil Dark: 16:42 - 06:52. Nautical Dark: 17:23 - 06:11. Astro Dark: 18:03 - 05:31

Total Clouds (% Sky Obscured)

63
49
66
25
37
24
18
12
1
6
9
2
1
0
0
9
44
62
69
52
45
70
67
63

Low Clouds (% Sky Obscured)

63
46
35
3
2
2
16
12
1
6
9
2
1
0
0
8
43
61
68
49
38
59
55
40

Medium Clouds (% Sky Obscured)

2
0
0
0
19
19
0
0
0
0
0
0
0
0
0
6
21
21
16
13
18
20
6
2

High Clouds (% Sky Obscured)

0
6
48
23
34
16
2
0
0
0
0
0
0
0
0
0
0
0
0
3
9
22
25
38

ISS Passover

Visibility (miles)

10
10
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

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
None

Precipitation Probability (%)

3
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.01
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
3
2
1
1
1
-0
-0
-1
-1
-1
-2
-2
-2
-3
-3
-3
-3
-2
-1
-0
1
2
3

Relative Humidity (%)

78
75
70
73
79
84
86
87
88
88
87
87
86
86
86
87
88
92
92
94
98
99
96
90

Pressure (mb)

1013
1014
1014
1015
1015
1016
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

327
325
332
331
331
330
331
331
331
332
332
332
333
332
332
332
332
332
332
332
332
332
331
331

Thursday 22

Waxing Gibbous 100%

16:10

07:18

12 Bad
13 OK
14 OK
15 Bad
16 Bad
17 OK
18 Bad
19 Bad
20 Bad
21 Bad
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

Sun - Rise: 07:31, Set: 16:04, Transit: 11:47. Moon - Rise: 16:10, Set: 07:18. Civil Dark: 16:41 - 06:53. Nautical Dark: 17:22 - 06:12. Astro Dark: 18:02 - 05:33

Total Clouds (% Sky Obscured)

58
35
45
73
69
38
72
95
98
99
96
96
100
100
100
100
100
100
98
86
73
66
62
69

Low Clouds (% Sky Obscured)

27
20
45
71
63
31
9
19
56
97
52
85
100
100
100
100
100
100
98
86
73
66
62
69

Medium Clouds (% Sky Obscured)

0
4
1
0
0
6
34
38
59
90
67
41
28
16
11
9
6
18
17
20
20
16
11
7

High Clouds (% Sky Obscured)

42
21
2
8
17
16
63
92
94
95
92
90
91
65
7
0
0
0
0
0
0
0
0
0

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
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
None
None
None
None
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

0
0
0.01
0.02
0.03
0.04
0.05
0.04
0.04
0.03
0.01
0.01
0.01
0.01
0.02
0.03
0.02
0.02
0.01
0.01
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
83
84
85
88
91
93
93
93
93
94
95
96
96
95
95
95
95
96
97
99
98
95
91

Pressure (mb)

1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

330
331
331
332
333
334
335
336
337
337
336
335
335
334
335
335
337
340
342
341
340
339
339
339

Friday 23

Full Moon 99%

16:43

08:34

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

Sun - Rise: 07:32, Set: 16:03, Transit: 11:47. Moon - Rise: 16:43, Set: 08:34. Civil Dark: 16:40 - 06:55. Nautical Dark: 17:22 - 06:13. Astro Dark: 18:01 - 05:34

Total Clouds (% Sky Obscured)

95
66
70
53
51
36
55
89
63
50
30
42
47
27
78
95
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

93
40
56
39
42
36
16
16
17
12
13
16
12
12
26
77
94
100
99
99
99
99
99
99

Medium Clouds (% Sky Obscured)

2
1
0
0
0
0
0
0
0
0
0
1
2
1
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

16
45
35
24
16
0
45
88
56
45
20
34
41
20
70
77
86
93
96
96
96
96
96
96

ISS Passover

Visibility (miles)

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

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
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
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
16
37
50
55
56
53
48
53
52
39
21

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.03
0.12
0.23
0.26
0.26
0.25
0.23
0.36
0.49
0.32
0.12

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
83
81
82
85
88
91
92
93
94
95
95
95
95
95
95
95
94
95
96
98
98
95
92

Pressure (mb)

1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1010

Ozone (du)

339
339
339
339
340
340
341
343
345
347
348
349
349
349
349
349
350
351
352
353
354
355
355
355

Saturday 24

Waning Gibbous 96%

17:25

09:45

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:34, Set: 16:02, Transit: 11:47. Moon - Rise: 17:25, Set: 09:45. Civil Dark: 16:40 - 06:56. Nautical Dark: 17:21 - 06:15. Astro Dark: 18:00 - 05:35

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
98
98
98
98
98
98
77
77
77
77
77
77
98
98
98
98
98
98

Low Clouds (% Sky Obscured)

95
95
95
95
95
95
9
9
9
9
9
9
6
6
6
6
6
6
31
31
31
31
31
31

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
1
1
1
1
1
1
0
0
0
0
0
0
8
8
8
8
8
8

High Clouds (% Sky Obscured)

95
95
95
95
95
95
98
98
98
98
98
98
76
76
76
76
76
76
98
98
98
98
98
98

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

17
17
24
37
45
49
49
39
21
12
6
0
0
0
12
22
33
52
60
64
64
60
51
39

Precipitation Amount (mm)

0.08
0.09
0.21
0.38
0.53
0.67
0.69
0.42
0.14
0.03
0.01
0
0
0
0.01
0.02
0.06
0.16
0.28
0.37
0.44
0.46
0.41
0.33

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
88
88
88
90
92
95
95
94
93
94
93
93
93
93
92
91
91
91
93
94
95
94
92

Pressure (mb)

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

Ozone (du)

355
356
356
356
355
352
350
349
348
347
346
344
343
342
341
340
340
340
340
340
340
340
340
341

Sunday 25

Waning Gibbous 89%

18:17

10:47

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:35, Set: 16:01, Transit: 11:48. Moon - Rise: 18:17, Set: 10:47. Civil Dark: 16:39 - 06:57. Nautical Dark: 17:20 - 06:16. Astro Dark: 18:00 - 05:36

Total Clouds (% Sky Obscured)

86
86
86
86
86
86
92
92
92
92
92
92
59
59
59
59
59
59
52
52
52
52
52
52

Low Clouds (% Sky Obscured)

39
39
39
39
39
39
91
91
91
91
91
91
59
59
59
59
59
59
38
38
38
38
38
38

Medium Clouds (% Sky Obscured)

52
52
52
52
52
52
83
83
83
83
83
83
20
20
20
20
20
20
38
38
38
38
38
38

High Clouds (% Sky Obscured)

70
70
70
70
70
70
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

3
4
6
8
7
6
6
8
10
10
10
6
3
1
1
1
1
1
1
1
2
2
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
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 (%)

30
25
24
25
30
38
43
39
35
37
44
57
70
74
76
76
74
67
54
55
62
62
60
54

Precipitation Amount (mm)

0.27
0.23
0.2
0.19
0.2
0.22
0.23
0.19
0.16
0.16
0.21
0.35
0.56
0.92
1.53
1.89
1.47
0.8
0.44
0.35
0.34
0.36
0.36
0.39

Wind Speed/Direction (mph)

12
12
11
11
12
12
12
12
12
12
12
13
13
12
11
6
6
9
9
9
10
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
7
7
7
6
6
6
6
6
6
6
6
6
7
7
7
7
7
7
7
7
7
7

Relative Humidity (%)

90
88
88
89
88
89
90
89
89
90
91
93
95
96
96
95
94
93
93
94
95
95
94
93

Pressure (mb)

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

Ozone (du)

341
341
340
339
339
339
340
343
348
350
348
345
341
338
334
332
334
337
338
337
335
333
333
333

Monday 26

Waning Gibbous 81%

19:19

11:38

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:37, Set: 16:00, Transit: 11:48. Moon - Rise: 19:19, Set: 11:38. Civil Dark: 16:38 - 06:59. Nautical Dark: 17:19 - 06:17. Astro Dark: 17:59 - 05:38

Total Clouds (% Sky Obscured)

84
84
84
84
84
84
32
32
32
32
32
32
56
56
56
56
56
56
62
62
62
62
62
62

Low Clouds (% Sky Obscured)

84
84
84
84
84
84
31
31
31
31
31
31
56
56
56
56
56
56
62
62
62
62
62
62

Medium Clouds (% Sky Obscured)

47
47
47
47
47
47
2
2
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

52
49
53
60
67
72
71
66
57
49
39
20
7
0
0
0
0
0
0
0
0
0
25
47

Precipitation Amount (mm)

0.39
0.32
0.32
0.38
0.45
0.74
1.03
0.93
0.66
0.44
0.23
0.07
0.01
0
0
0
0
0
0
0
0
0
0.05
0.28

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
90
89
91
91
93
95
96
96
96
96
95
95
96
96
96
97
97
96
97
97
96
96
94

Pressure (mb)

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

Ozone (du)

334
333
332
331
332
332
333
333
333
332
330
327
323
319
315
312
312
312
312
311
308
307
306
307

Tuesday 27

Waning Gibbous 70%

20:31

No Set

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:38, Set: 15:59, Transit: 11:48. Moon - Rise: 20:31, Set: No Set. Civil Dark: 16:37 - 07:00. Nautical Dark: 17:19 - 06:18. Astro Dark: 17:59 - 05:39

Total Clouds (% Sky Obscured)

70
70
70
70
70
70
16
16
16
16
16
16
98
98
98
98
98
98
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

70
70
70
70
70
70
16
16
16
16
16
16
72
72
72
72
72
72
81
81
81
81
81
81

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
95
95
95
95
95
95
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

73
77
77
77
75
76
78
80
79
78
75
62
48
46
52
52
41
27
23
27
34
36
43
51

Precipitation Amount (mm)

0.62
0.92
1.19
1.36
1.34
1.19
1.1
1.16
1.27
1.26
1.02
0.7
0.49
0.42
0.41
0.37
0.2
0.06
0.02
0.06
0.19
0.34
0.42
0.48

Wind Speed/Direction (mph)

15
15
13
12
13
16
18
19
19
18
19
19
18
16
12
10
9
3
14
3
14
18
19
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
6
10
11
12
12
11
6
5
3
3
3
3
2
2
2
2
5
1
4
1
1
1
2

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1002
1001
1000
999
998
997
996
995
994
993
992
991
990
990
989
989
989
989
989
989
989
989
989
988

Ozone (du)

307
307
307
309
312
317
323
327
332
339
351
366
378
385
389
392
392
391
389
384
378
372
368
364

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

Generated: 21/11/18 14:44:07. Forecast: 21/11/18 to 27/11/18. Timezone: UTC+0.00