Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 22

Waxing Gibbous 76%

No Rise

05:03

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

Sun - Rise: 05:45, Set: 20:21, Transit: 13:04. Moon - Rise: No Rise, Set: 05:03. Civil Dark: 21:01 - 05:06. Nautical Dark: 21:51 - 04:15. Astro Dark: 22:53 - 03:12

Total Clouds (% Sky Obscured)

25
24
27
34
40
29
1
0
2
15
31
53
73
84
91
85
72
39
8
9
6
0
0
0

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)

25
24
27
34
40
29
1
0
2
15
31
53
73
84
91
85
72
39
8
9
6
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)

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

Chance of Frost

Temperature (°C)

14
15
16
16
16
15
12
10
8
7
6
5
4
3
2
2
1
2
4
8
10
12
14
15

Feels Like (°C)

14
15
16
16
16
15
12
9
7
7
6
5
4
3
2
2
1
2
3
6
10
12
14
15

Dew Point (°C)

-6
-7
-8
-8
-6
-5
-4
-4
-4
-3
-2
-1
-1
-1
-1
-1
-1
-1
-1
0
0
-0
-1
-1

Relative Humidity (%)

25
22
19
19
21
26
31
37
44
50
57
64
70
74
79
83
84
80
71
59
50
42
37
33

Pressure (mb)

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

Ozone (du)

343
343
342
339
337
336
332
329
328
328
330
336
339
339
339
340
341
342
339
339
339
341
342
343

Friday 23

Waxing Gibbous 85%

15:10

05:19

14 Good
15 Good
16 Bad
17 Bad
18 OK
19 Good
20 OK
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: 05:43, Set: 20:23, Transit: 13:04. Moon - Rise: 15:10, Set: 05:19. Civil Dark: 21:03 - 05:03. Nautical Dark: 21:54 - 04:12. Astro Dark: 22:57 - 03:07

Total Clouds (% Sky Obscured)

0
0
67
87
37
16
28
93
99
100
100
100
100
100
100
100
100
99
100
100
98
100
100
100

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
5
80

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
67
87
37
16
28
93
99
100
100
100
100
100
100
100
100
99
100
100
98
100
100
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
1

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
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
17
17
17
17
16
14
12
10
9
7
6
6
5
4
4
3
4
5
7
9
11
12
14

Feels Like (°C)

16
17
17
17
17
16
14
12
9
7
6
5
5
5
4
4
3
4
4
6
7
11
12
14

Dew Point (°C)

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

Relative Humidity (%)

29
27
26
27
30
33
37
42
49
56
64
72
77
82
87
90
91
88
82
75
67
59
50
44

Pressure (mb)

1028
1028
1027
1027
1027
1027
1028
1028
1029
1029
1029
1030
1030
1030
1030
1030
1030
1031
1031
1031
1032
1031
1031
1030

Ozone (du)

340
336
331
327
324
331
331
328
324
323
322
318
316
315
314
313
313
315
318
321
322
323
323
318

Saturday 24

Waxing Gibbous 93%

16:37

05:33

14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
22 OK
23 OK
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: 05:41, Set: 20:25, Transit: 13:04. Moon - Rise: 16:37, Set: 05:33. Civil Dark: 21:05 - 05:01. Nautical Dark: 21:56 - 04:09. Astro Dark: 23:01 - 03:03

Total Clouds (% Sky Obscured)

100
55
93
48
54
54
54
44
36
41
56
64
76
93
93
88
91
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

93
52
93
48
54
54
54
44
36
41
56
64
76
93
93
88
91
83
83
83
83
83
83
81

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

99
7
0
0
0
0
0
0
0
0
0
0
0
0
0
3
0
98
98
98
98
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
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)

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

Chance of Frost

Temperature (°C)

14
14
14
13
12
11
9
8
6
5
4
4
3
3
2
2
2
2
4
6
8
9
10
12

Feels Like (°C)

14
14
14
13
12
11
7
5
4
3
2
2
2
1
1
1
0
1
2
4
6
7
10
12

Dew Point (°C)

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

Relative Humidity (%)

41
41
43
46
49
55
60
68
75
83
92
95
98
100
100
100
99
97
89
82
74
67
60
55

Pressure (mb)

1030
1030
1030
1030
1030
1030
1030
1031
1031
1031
1032
1032
1032
1032
1032
1032
1031
1032
1032
1032
1032
1031
1031
1030

Ozone (du)

319
320
321
321
321
320
321
320
319
321
326
327
331
334
335
336
339
352
355
359
361
358
355
349

Sunday 25

Waxing Gibbous 98%

18:06

05:48

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

Sun - Rise: 05:39, Set: 20:27, Transit: 13:04. Moon - Rise: 18:06, Set: 05:48. Civil Dark: 21:07 - 04:59. Nautical Dark: 21:59 - 04:06. Astro Dark: 23:05 - 02:59

Total Clouds (% Sky Obscured)

99
99
99
99
99
0
0
0
0
0
0
0
0
0
0
0
0
16
16
16
16
16
16
98

Low Clouds (% Sky Obscured)

81
81
81
81
81
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
23

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
98
98
0
0
0
0
0
0
0
0
0
0
0
0
16
16
16
16
16
16
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 (%)

1
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)

0.01
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)

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

Chance of Frost

Temperature (°C)

13
14
15
14
14
13
11
8
7
5
4
3
2
2
1
1
1
2
4
5
7
9
10
12

Feels Like (°C)

13
14
15
14
14
13
11
7
5
4
4
3
2
2
1
1
1
2
4
4
6
8
10
12

Dew Point (°C)

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

Relative Humidity (%)

49
46
44
45
47
52
60
68
74
81
90
95
98
100
100
100
99
92
87
83
78
73
66
57

Pressure (mb)

1030
1029
1029
1029
1028
1028
1028
1028
1028
1028
1028
1027
1027
1026
1026
1025
1025
1024
1023
1023
1022
1022
1021
1020

Ozone (du)

352
356
359
360
361
366
366
366
365
365
364
361
359
359
356
355
355
356
358
360
364
369
378
383

Monday 26

Waxing Gibbous 100%

19:39

06:05

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: 05:36, Set: 20:29, Transit: 13:04. Moon - Rise: 19:39, Set: 06:05. Civil Dark: 21:09 - 04:56. Nautical Dark: 22:01 - 04:03. Astro Dark: 23:09 - 02:54

Total Clouds (% Sky Obscured)

98
98
98
98
98
100
100
100
100
100
100
76
76
76
76
76
76
95
95
95
95
95
95
64

Low Clouds (% Sky Obscured)

23
23
23
23
23
28
28
28
28
28
28
39
39
39
39
39
39
95
95
95
95
95
95
55

Medium Clouds (% Sky Obscured)

0
0
0
0
0
100
100
100
100
100
100
70
70
70
70
70
70
1
1
1
1
1
1
48

High Clouds (% Sky Obscured)

98
98
98
98
98
65
65
65
65
65
65
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
9
8
9
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
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

Precipitation Probability (%)

6
14
19
32
43
30
19
21
26
24
22
29
30
19
10
10
14
12
8
4
3
3
3
3

Precipitation Amount (mm)

0.07
0.15
0.19
0.34
0.51
0.24
0.11
0.11
0.14
0.15
0.13
0.13
0.09
0.04
0.03
0.03
0.04
0.05
0.04
0.03
0.02
0.01
0.02
0.02

Wind Speed/Direction (mph)

5
6
6
7
7
8
8
8
8
8
7
6
6
7
7
8
8
9
11
12
14
14
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
13
12
11
10
10
7
6
4
3
3
3
3
2
2
2
1
2
2
3
4
5
6
6

Dew Point (°C)

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

Relative Humidity (%)

54
56
64
74
81
82
87
93
99
100
100
100
100
100
100
100
100
100
100
97
88
81
76
70

Pressure (mb)

1019
1018
1017
1017
1017
1017
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

389
396
406
421
424
430
432
432
430
424
416
408
406
405
405
403
401
399
398
396
395
394
394
393

Tuesday 27

Full Moon 99%

21:13

06:25

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 OK
08 OK
09 OK
10 OK
11 OK
12 OK
13 Bad

Sun - Rise: 05:34, Set: 20:31, Transit: 13:03. Moon - Rise: 21:13, Set: 06:25. Civil Dark: 21:11 - 04:54. Nautical Dark: 22:04 - 04:00. Astro Dark: 23:13 - 02:50

Total Clouds (% Sky Obscured)

64
64
64
64
64
49
49
49
49
49
49
99
99
99
99
99
99
14
14
14
14
14
14
100

Low Clouds (% Sky Obscured)

55
55
55
55
55
37
37
37
37
37
37
91
91
91
91
91
91
13
13
13
13
13
13
100

Medium Clouds (% Sky Obscured)

48
48
48
48
48
42
42
42
42
42
42
98
98
98
98
98
98
5
5
5
5
5
5
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

3
4
4
3
1
1
0
0
1
0
1
4
6
13
17
14
4
0
0
2
2
3
3
3

Precipitation Amount (mm)

0.03
0.04
0.06
0.04
0.02
0.01
0
0
0.01
0
0.01
0.02
0.04
0.12
0.18
0.12
0.03
0
0
0.01
0.02
0.03
0.04
0.04

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
4
4
4
4
4
4
4
4
5
5
5
5
5
4
4
4
4
5
5
5
4
4
4

Relative Humidity (%)

65
64
66
69
72
73
77
82
88
93
99
100
100
100
100
100
100
100
100
95
89
84
80
75

Pressure (mb)

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

Ozone (du)

391
387
385
385
387
390
394
399
404
411
418
422
420
416
412
408
403
399
395
392
388
386
383
381

Wednesday 28

Waning Gibbous 94%

22:49

06:53

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: 05:32, Set: 20:32, Transit: 13:03. Moon - Rise: 22:49, Set: 06:53. Civil Dark: 21:13 - 04:51. Nautical Dark: 22:07 - 03:57. Astro Dark: 23:17 - 02:45

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
63
63
63
63
63
63
96
96
96
96
96
96
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
10
10
10
10
10
10
24
24
24
24
24
24
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
0
0
0
0
0
0
13

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
59
59
59
59
59
59
95
95
95
95
95
95
92

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

Precipitation Amount (mm)

0.04
0.04
0.04
0.05
0.07
0.08
0.05
0.01
0
0
0
0
0
0
0
0
0.01
0.01
0.01
0
0
0
0
0

Wind Speed/Direction (mph)

13
13
13
12
12
11
10
9
8
7
7
7
7
7
7
7
7
7
9
11
12
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
64
62
67
75
82
84
85
86
92
100
100
100
100
100
100
100
100
98
90
80
70
61
54

Pressure (mb)

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

Ozone (du)

380
380
380
381
382
383
384
383
383
382
381
380
380
380
380
379
378
378
377
377
377
377
376
376

Forecast for Leeds, West Yorkshire, UK (53.85,-1.63)

Generated: 22/04/21 14:40:36. Forecast: 22/04/21 to 28/04/21. Timezone: UTC+1.00