Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 20

Waning Gibbous 95%

23:00

07:00

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

Sun - Rise: 05:00, Set: 21:11, Transit: 13:06. Moon - Rise: 23:00, Set: 07:00. Civil Dark: 21:56 - 04:14. Nautical Dark: 23:04 - 03:05. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

58
33
16
16
12
8
0
0
1
2
95
100
99
91
99
99
97
75
52
43
37
38
50
52

Low Clouds (% Sky Obscured)

20
11
10
13
9
7
0
0
1
1
2
2
2
13
24
43
53
43
46
42
37
38
50
52

Medium Clouds (% Sky Obscured)

15
10
9
8
6
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

48
17
0
0
0
0
0
0
0
1
95
100
99
89
99
99
93
57
13
1
0
0
0
0

ISS Passover

Visibility (miles)

6
7
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

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 (%)

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
17
17
17
16
15
14
12
11
10
10
9
9
9
9
9
10
10
11
12
14
15
16
17

Feels Like (°C)

17
17
17
17
16
15
14
12
11
10
8
8
7
7
7
8
8
10
11
12
14
15
16
17

Dew Point (°C)

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

Relative Humidity (%)

56
55
54
55
56
58
61
66
71
77
82
86
87
87
87
87
87
85
80
72
66
60
55
51

Pressure (mb)

1014
1014
1014
1014
1014
1014
1015
1016
1016
1016
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1019
1019
1019
1019

Ozone (du)

364
363
362
363
365
366
364
361
358
356
353
351
350
350
350
352
355
357
358
359
359
357
353
350

Tuesday 21

Waning Gibbous 89%

00:01

07:48

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

Sun - Rise: 04:58, Set: 21:12, Transit: 13:06. Moon - Rise: 00:01, Set: 07:48. Civil Dark: 21:58 - 04:12. Nautical Dark: 23:07 - 03:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

50
39
35
9
2
3
3
6
3
3
10
12
7
5
3
8
11
30
30
45
31
29
15
9

Low Clouds (% Sky Obscured)

50
39
35
9
2
3
3
3
1
0
0
0
2
0
1
7
10
30
30
45
31
29
15
9

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
1
4
2
3
10
12
6
5
3
2
2
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)

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
None

Precipitation Probability (%)

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 Amount (mm)

0
0
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)

11
12
11
11
10
9
8
7
6
6
5
5
4
3
2
2
3
3
3
3
4
4
4
5

Chance of Frost

Temperature (°C)

18
18
17
17
16
15
14
12
11
10
9
9
9
8
8
9
9
10
11
13
14
15
16
17

Feels Like (°C)

18
18
17
17
16
15
14
12
11
10
8
8
8
8
8
9
9
10
11
13
14
15
16
17

Dew Point (°C)

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

Relative Humidity (%)

48
46
46
46
47
48
52
56
60
66
73
79
81
81
81
81
80
77
72
66
60
57
54
52

Pressure (mb)

1019
1019
1019
1019
1019
1019
1020
1020
1020
1020
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

348
345
343
341
340
339
338
338
338
338
339
339
339
338
337
336
335
333
332
331
330
331
332
332

Wednesday 22

Waning Gibbous 82%

00:51

08:44

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

Sun - Rise: 04:57, Set: 21:14, Transit: 13:06. Moon - Rise: 00:51, Set: 08:44. Civil Dark: 22:00 - 04:10. Nautical Dark: 23:10 - 03:00. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

1
2
1
0
0
0
0
0
0
0
0
3
6
10
16
13
13
8
8
8
8
8
8
27

Low Clouds (% Sky Obscured)

1
2
1
0
0
0
0
0
0
0
0
0
0
1
0
1
5
1
1
1
1
1
1
25

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
6

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
3
6
9
16
13
9
7
7
7
7
7
7
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

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 Amount (mm)

0
0
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)

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

Chance of Frost

Temperature (°C)

18
19
19
19
19
18
17
15
13
12
11
11
10
10
9
9
10
11
12
14
16
17
18
18

Feels Like (°C)

18
19
19
19
19
18
17
15
13
12
11
11
10
10
9
9
9
11
12
14
16
17
18
18

Dew Point (°C)

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

Relative Humidity (%)

50
48
47
48
49
51
55
59
62
65
68
70
72
72
73
74
74
72
67
61
56
53
51
50

Pressure (mb)

1020
1019
1019
1019
1019
1018
1018
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1017
1017
1017
1017
1016
1016
1016

Ozone (du)

332
331
331
333
335
337
337
335
334
332
331
330
331
332
334
336
339
341
344
345
347
346
345
344

Thursday 23

Waning Gibbous 73%

01:31

09:46

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

Sun - Rise: 04:56, Set: 21:15, Transit: 13:06. Moon - Rise: 01:31, Set: 09:46. Civil Dark: 22:02 - 04:09. Nautical Dark: 23:12 - 02:57. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

27
27
27
27
27
13
13
13
13
13
13
23
23
23
23
23
23
81
81
81
81
81
81
100

Low Clouds (% Sky Obscured)

25
25
25
25
25
6
6
6
6
6
6
23
23
23
23
23
23
48
48
48
48
48
48
37

Medium Clouds (% Sky Obscured)

6
6
6
6
6
9
9
9
9
9
9
5
5
5
5
5
5
73
73
73
73
73
73
88

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
100

ISS Passover

Visibility (miles)

10
10
10
10
10
10
8
5
3
4
7
9
9
7
6
6
7
8
7
7
8
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
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
Very Light Rain
None

Precipitation Probability (%)

0
2
4
4
4
4
5
7
9
9
8
9
14
23
29
33
30
20
11
8
7
5
6
5

Precipitation Amount (mm)

0
0.02
0.03
0.04
0.05
0.07
0.12
0.19
0.23
0.15
0.06
0.03
0.07
0.22
0.33
0.26
0.12
0.06
0.05
0.05
0.06
0.05
0.05
0.04

Wind Speed/Direction (mph)

7
7
7
6
6
6
7
7
8
7
7
7
7
7
7
7
8
8
8
9
9
10
12
13

Chance of Frost

Temperature (°C)

19
19
19
19
19
18
17
15
14
13
13
12
12
12
12
12
12
13
13
14
15
16
17
18

Feels Like (°C)

19
19
19
19
19
18
17
15
14
13
13
12
12
12
12
12
12
13
13
14
15
16
17
18

Dew Point (°C)

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

Relative Humidity (%)

49
50
51
52
53
55
60
68
74
79
82
84
86
87
88
88
86
83
80
77
73
68
65
60

Pressure (mb)

1015
1015
1015
1014
1014
1014
1014
1014
1013
1013
1013
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

344
344
344
345
346
348
350
352
355
358
362
365
367
368
369
367
365
362
359
356
353
351
349
348

Friday 24

Waning Gibbous 64%

02:02

10:51

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
12 Bad
13 Bad

Sun - Rise: 04:55, Set: 21:16, Transit: 13:06. Moon - Rise: 02:02, Set: 10:51. Civil Dark: 22:04 - 04:07. Nautical Dark: 23:15 - 02:55. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
95
95
95
95
95
95
56
56
56
56
56
56
87
87
87
87
87
87
100

Low Clouds (% Sky Obscured)

37
37
37
37
37
95
95
95
95
95
95
50
50
50
50
50
50
35
35
35
35
35
35
38

Medium Clouds (% Sky Obscured)

88
88
88
88
88
2
2
2
2
2
2
0
0
0
0
0
0
64
64
64
64
64
64
100

High Clouds (% Sky Obscured)

100
100
100
100
100
0
0
0
0
0
0
10
10
10
10
10
10
66
66
66
66
66
66
9

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
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

14
15
15
15
14
13
12
10
9
9
8
8
7
7
7
7
7
8
8
8
9
10
11
11

Chance of Frost

Temperature (°C)

19
19
18
18
17
16
15
14
13
13
12
11
11
10
10
10
11
11
12
13
14
15
16
16

Feels Like (°C)

19
19
18
18
17
16
15
14
13
13
12
11
11
10
10
10
11
11
12
13
14
15
16
16

Dew Point (°C)

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

Relative Humidity (%)

57
56
56
58
61
63
66
70
74
77
80
82
84
85
85
85
84
82
78
73
70
68
66
64

Pressure (mb)

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

Ozone (du)

348
348
349
351
353
354
353
351
349
346
343
340
338
337
335
332
328
326
324
322
321
319
318
316

Saturday 25

Waning Gibbous 54%

02:27

11:58

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
12 Bad
13 Bad

Sun - Rise: 04:53, Set: 21:18, Transit: 13:06. Moon - Rise: 02:27, Set: 11:58. Civil Dark: 22:05 - 04:06. Nautical Dark: 23:18 - 02:52. Astro Dark: N/A - N/A

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
98

Low Clouds (% Sky Obscured)

38
38
38
38
38
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98

Medium Clouds (% Sky Obscured)

100
100
100
100
100
88
88
88
88
88
88
54
54
54
54
54
54
1
1
1
1
1
1
7

High Clouds (% Sky Obscured)

9
9
9
9
9
0
0
0
0
0
0
0
0
0
0
0
0
41
41
41
41
41
41
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
9
7
6
7
9
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
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 (%)

0
0
0
0
0
0
0
0
0
0
1
2
3
3
5
7
12
16
20
27
26
15
9
6

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.01
0.01
0.01
0.01
0.02
0.03
0.06
0.1
0.13
0.17
0.19
0.15
0.1
0.07

Wind Speed/Direction (mph)

12
12
12
12
11
10
9
8
6
6
6
6
6
3
7
1
7
8
8
6
8
8
2
10

Chance of Frost

Temperature (°C)

17
18
19
18
18
17
16
14
14
13
13
13
13
13
13
13
14
14
15
15
16
17
18
19

Feels Like (°C)

17
18
19
18
18
17
16
14
14
13
13
13
13
13
13
13
14
14
15
15
16
17
18
19

Dew Point (°C)

10
10
10
10
9
9
9
9
9
9
9
10
10
10
10
10
11
11
11
12
12
13
13
14

Relative Humidity (%)

60
57
56
56
58
61
64
69
73
75
77
79
80
81
81
82
82
81
81
81
80
78
73
69

Pressure (mb)

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

Ozone (du)

312
308
305
303
303
302
301
301
300
299
298
297
297
298
299
301
302
304
304
304
305
305
306
308

Sunday 26

Third Quarter 45%

02:48

13:06

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
12 Bad
13 Bad

Sun - Rise: 04:52, Set: 21:19, Transit: 13:06. Moon - Rise: 02:48, Set: 13:06. Civil Dark: 22:07 - 04:04. Nautical Dark: 23:20 - 02:50. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
98
98
98
98
98
98
98
98
98
98
81
81
81
81
81
81
49
49
49
49
49
49
98

Low Clouds (% Sky Obscured)

98
98
98
98
98
47
47
47
47
47
47
17
17
17
17
17
17
1
1
1
1
1
1
78

Medium Clouds (% Sky Obscured)

7
7
7
7
7
0
0
0
0
0
0
11
11
11
11
11
11
48
48
48
48
48
48
77

High Clouds (% Sky Obscured)

0
0
0
0
0
97
97
97
97
97
97
77
77
77
77
77
77
0
0
0
0
0
0
90

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
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
None
None
None
None
None
None

Precipitation Probability (%)

5
5
9
12
14
16
14
21
26
25
20
15
13
12
9
8
6
6
5
5
3
3
3
3

Precipitation Amount (mm)

0.07
0.07
0.08
0.08
0.08
0.11
0.19
0.33
0.48
0.6
0.69
0.65
0.42
0.19
0.09
0.06
0.04
0.03
0.03
0.03
0.03
0.03
0.03
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
20
19
18
18
17
17
16
15
15
14
14
14
14
13
13
13
13
14
14
15
15
15
16

Feels Like (°C)

20
20
19
18
18
17
17
16
15
15
14
14
14
14
13
13
13
13
14
14
15
15
15
16

Dew Point (°C)

14
13
13
13
12
12
12
13
13
13
13
12
12
12
12
12
12
12
11
11
10
10
10
10

Relative Humidity (%)

67
66
67
70
72
74
76
81
85
88
89
89
90
91
92
93
93
90
85
78
74
72
70
68

Pressure (mb)

1014
1014
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

308
309
311
314
319
323
326
329
330
331
330
329
329
328
327
326
325
325
325
326
327
327
327
328

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

Generated: 20/05/19 14:06:45. Forecast: 20/05/19 to 26/05/19. Timezone: UTC+1.00