Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 22

Waxing Gibbous 76%

15:14

05:05

16 Bad
17 Bad
18 Bad
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 Good
14 Good
15 Bad

Sun - Rise: 05:50, Set: 20:23, Transit: 13:07. Moon - Rise: 15:14, Set: 05:05. Civil Dark: 21:02 - 05:11. Nautical Dark: 21:51 - 04:21. Astro Dark: 22:52 - 03:20

Total Clouds (% Sky Obscured)

63
84
66
11
4
1
3
3
6
3
5
7
0
1
0
0
0
0
0
0
0
0
13
82

Low 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

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)

63
84
66
11
4
1
3
3
6
3
5
7
0
1
0
0
0
0
0
0
0
0
13
82

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)

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

Chance of Frost

Temperature (°C)

16
16
16
15
13
10
8
7
6
5
5
4
3
2
2
2
5
8
11
13
14
15
16
17

Feels Like (°C)

16
16
16
15
13
10
7
5
4
3
3
2
1
0
-1
0
3
6
11
13
14
15
16
17

Dew Point (°C)

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

Relative Humidity (%)

34
33
35
39
46
53
57
61
66
71
74
77
79
83
84
81
74
63
53
46
41
37
34
32

Pressure (mb)

1027
1027
1027
1027
1027
1028
1028
1028
1028
1029
1029
1029
1028
1028
1029
1029
1029
1029
1029
1029
1028
1028
1027
1027

Ozone (du)

331
328
326
330
330
330
331
332
335
340
341
340
339
340
340
339
338
338
340
341
339
338
333
330

Friday 23

Waxing Gibbous 85%

No Rise

05:21

16 OK
17 Good
18 Good
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
14 Bad
15 Bad

Sun - Rise: 05:48, Set: 20:25, Transit: 13:07. Moon - Rise: No Rise, Set: 05:21. Civil Dark: 21:04 - 05:09. Nautical Dark: 21:54 - 04:18. Astro Dark: 22:55 - 03:16

Total Clouds (% Sky Obscured)

43
5
6
81
99
100
100
100
100
99
99
99
98
96
99
98
98
97
98
98
95
98
99
98

Low 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
6
17

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
63

High Clouds (% Sky Obscured)

43
5
6
81
99
100
100
100
100
99
99
99
98
96
99
98
98
97
98
98
95
98
99
95

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
1
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
0.01
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
17
17
16
14
12
10
9
8
8
7
6
6
5
5
5
6
9
11
12
13
14
15
16

Feels Like (°C)

18
17
17
16
14
12
10
7
7
6
5
5
5
4
3
4
5
7
11
12
13
14
15
16

Dew Point (°C)

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

Relative Humidity (%)

31
32
34
37
41
47
52
57
63
69
73
77
79
81
81
79
73
65
59
55
51
45
41
38

Pressure (mb)

1027
1027
1026
1027
1027
1028
1028
1028
1028
1029
1029
1029
1029
1029
1029
1029
1030
1030
1030
1030
1030
1029
1029
1028

Ozone (du)

327
323
323
329
326
324
323
322
321
315
313
312
312
311
311
314
316
318
318
318
319
317
317
317

Saturday 24

Waxing Gibbous 93%

16:41

05:37

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

Sun - Rise: 05:46, Set: 20:27, Transit: 13:07. Moon - Rise: 16:41, Set: 05:37. Civil Dark: 21:06 - 05:06. Nautical Dark: 21:56 - 04:15. Astro Dark: 22:59 - 03:12

Total Clouds (% Sky Obscured)

95
56
6
6
4
5
2
1
2
4
6
10
18
28
48
58
58
58
58
58
58
99
99
99

Low Clouds (% Sky Obscured)

3
9
1
3
3
4
1
0
2
4
6
10
18
28
48
56
56
56
56
56
56
63
63
63

Medium Clouds (% Sky Obscured)

90
53
6
6
3
3
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

59
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
6
6
6
6
6
98
98
98

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
1
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
0.01
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
16
15
13
12
10
8
7
6
5
5
4
3
3
2
3
5
7
9
11
12
13
15
16

Feels Like (°C)

16
16
15
13
12
8
6
5
4
3
3
2
2
1
1
1
3
5
7
11
12
13
15
16

Dew Point (°C)

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

Relative Humidity (%)

37
39
42
47
52
57
63
69
77
83
88
93
97
100
99
98
88
77
68
61
55
51
45
42

Pressure (mb)

1028
1028
1029
1028
1029
1030
1030
1030
1030
1031
1031
1031
1031
1031
1030
1031
1031
1031
1031
1031
1030
1030
1029
1028

Ozone (du)

318
318
319
319
321
324
324
323
322
319
324
329
333
334
335
348
350
353
356
355
354
348
349
350

Sunday 25

Waxing Gibbous 98%

18:10

05:52

16 Bad
17 Bad
18 Bad
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 Bad
14 Bad
15 Bad

Sun - Rise: 05:43, Set: 20:29, Transit: 13:07. Moon - Rise: 18:10, Set: 05:52. Civil Dark: 21:08 - 05:04. Nautical Dark: 21:59 - 04:13. Astro Dark: 23:02 - 03:08

Total Clouds (% Sky Obscured)

99
99
99
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
99
99
99

Low Clouds (% Sky Obscured)

63
63
63
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
6
6

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)

98
98
98
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
99
99
99

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
2

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
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
16
16
14
12
10
8
7
5
4
3
2
2
1
1
2
3
5
7
9
10
12
14
15

Feels Like (°C)

16
16
16
14
12
10
7
5
4
3
2
2
2
1
1
2
3
5
7
9
10
12
14
15

Dew Point (°C)

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

Relative Humidity (%)

40
41
43
48
55
62
68
74
82
87
93
98
100
100
100
93
88
82
77
70
63
57
52
49

Pressure (mb)

1028
1028
1027
1027
1027
1027
1027
1027
1027
1027
1026
1026
1025
1025
1025
1024
1023
1023
1022
1021
1020
1020
1019
1018

Ozone (du)

352
355
359
365
365
365
365
366
365
362
360
358
356
354
353
355
357
359
361
367
372
375
380
384

Monday 26

Waxing Gibbous 100%

19:41

06:10

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 Good
08 Good
09 Good
10 OK
11 Good
12 Good
13 Bad
14 Bad
15 Bad

Sun - Rise: 05:41, Set: 20:31, Transit: 13:07. Moon - Rise: 19:41, Set: 06:10. Civil Dark: 21:10 - 05:02. Nautical Dark: 22:01 - 04:10. Astro Dark: 23:06 - 03:04

Total Clouds (% Sky Obscured)

99
99
99
86
86
86
86
86
86
98
98
98
98
98
98
6
6
6
6
6
6
98
98
98

Low Clouds (% Sky Obscured)

6
6
6
0
0
0
0
0
0
95
95
95
95
95
95
6
6
6
6
6
6
98
98
98

Medium Clouds (% Sky Obscured)

0
0
0
84
84
84
84
84
84
98
98
98
98
98
98
0
0
0
0
0
0
84
84
84

High Clouds (% Sky Obscured)

99
99
99
12
12
12
12
12
12
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
Very Light Rain
Very Light Rain
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
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

3
6
8
3
10
18
21
28
29
22
22
8
3
0
0
3
3
3
3
2
1
1
1
1

Precipitation Amount (mm)

0.03
0.08
0.09
0.04
0.12
0.21
0.24
0.32
0.29
0.23
0.16
0.05
0.01
0
0
0.02
0.01
0.02
0.02
0.02
0.01
0.01
0.02
0.03

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
14
13
12
11
9
9
8
7
6
6
6
6
6
5
6
7
8
8
9
10
11
11
12

Feels Like (°C)

15
14
13
12
11
8
7
6
5
4
3
4
4
3
3
4
4
5
6
7
8
11
11
12

Dew Point (°C)

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

Relative Humidity (%)

51
55
61
65
74
82
88
94
100
100
100
100
100
100
100
100
100
98
90
83
74
65
62
61

Pressure (mb)

1017
1016
1016
1016
1016
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017

Ozone (du)

390
399
415
418
420
424
429
428
422
415
414
412
409
405
400
390
386
384
382
381
381
382
385
389

Tuesday 27

Full Moon 99%

21:15

06:31

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
14 Bad
15 Bad

Sun - Rise: 05:39, Set: 20:32, Transit: 13:07. Moon - Rise: 21:15, Set: 06:31. Civil Dark: 21:12 - 04:59. Nautical Dark: 22:04 - 04:07. Astro Dark: 23:10 - 03:00

Total Clouds (% Sky Obscured)

98
98
98
53
53
53
53
53
53
100
100
100
100
100
100
81
81
81
81
81
81
77
77
77

Low Clouds (% Sky Obscured)

98
98
98
27
27
27
27
27
27
99
99
99
99
99
99
80
80
80
80
80
80
75
75
75

Medium Clouds (% Sky Obscured)

84
84
84
47
47
47
47
47
47
100
100
100
100
100
100
9
9
9
9
9
9
57
57
57

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

Precipitation Probability (%)

1
2
1
1
1
2
2
2
2
0
0
0
0
4
12
20
16
12
9
8
6
5
4
3

Precipitation Amount (mm)

0.04
0.04
0.04
0.04
0.04
0.04
0.03
0.02
0.01
0
0
0
0
0.02
0.09
0.15
0.14
0.1
0.09
0.07
0.04
0.03
0.03
0.03

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
68
74
75
76
75
77
83
90
95
98
99
100
100
100
100
100
99
93
89
87
84
76
69

Pressure (mb)

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

Ozone (du)

391
390
386
384
382
382
381
381
382
383
383
383
382
382
381
381
381
381
381
380
379
379
378
378

Wednesday 28

Waning Gibbous 94%

22:49

06:59

16 Bad
17 Bad
18 Bad
19 OK
20 OK
21 OK
22 OK
23 OK
00 OK
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

Sun - Rise: 05:37, Set: 20:34, Transit: 13:07. Moon - Rise: 22:49, Set: 06:59. Civil Dark: 21:14 - 04:57. Nautical Dark: 22:06 - 04:04. Astro Dark: 23:14 - 02:55

Total Clouds (% Sky Obscured)

77
77
77
17
17
17
17
17
17
77
77
77
77
77
77
99
99
99
99
99
99
99
99
99

Low Clouds (% Sky Obscured)

75
75
75
17
17
17
17
17
17
29
29
29
29
29
29
46
46
46
46
46
46
91
91
91

Medium Clouds (% Sky Obscured)

57
57
57
6
6
6
6
6
6
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
67
67
67
67
67
67
98
98
98
98
98
98
93
93
93

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

3
5
11
17
17
20
24
22
16
13
13
11
6
4
4
4
3
0
0
0
0
0
0
1

Precipitation Amount (mm)

0.04
0.08
0.15
0.21
0.24
0.25
0.24
0.24
0.25
0.24
0.16
0.07
0.02
0.01
0.01
0.01
0.01
0
0
0
0
0
0
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
10
8
7
6
5
4
3
3
2
1
1
0
0
1
1
3
4
5
6
7
11
12

Dew Point (°C)

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

Relative Humidity (%)

65
68
75
82
89
95
99
100
100
100
100
100
100
100
100
100
100
100
92
83
75
66
58
52

Pressure (mb)

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

Ozone (du)

379
381
385
388
390
392
394
396
399
400
402
403
403
403
403
403
402
400
400
400
401
401
400
399

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

Generated: 22/04/21 15:38:07. Forecast: 22/04/21 to 28/04/21. Timezone: UTC+1.00