Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 27

Waxing Gibbous 86%

16:00

04:31

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

Sun - Rise: 05:50, Set: 20:27, Transit: 13:09. Moon - Rise: 16:00, Set: 04:31. Civil Dark: 21:03 - 05:14. Nautical Dark: 21:50 - 04:26. Astro Dark: 22:46 - 03:30

Total Clouds (% Sky Obscured)

56
54
47
44
0
13
27
36
37
44
23
3
34
57
70
55
59
49
60
63
53
38
48
54

Low Clouds (% Sky Obscured)

1
0
0
0
0
0
0
18
27
35
23
0
0
0
30
39
33
34
49
32
33
38
48
43

Medium Clouds (% Sky Obscured)

37
27
31
2
0
9
16
14
9
7
0
3
34
48
35
55
32
16
30
36
21
1
0
4

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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

Wind Speed/Direction (mph)

3
5
4
3
3
6
6
5
4
3
3
2
3
4
5
6
8
13
14
14
15
17
18
17

Chance of Frost

Temperature (°C)

5
6
9
13
15
16
17
18
19
19
19
18
18
17
16
15
14
13
12
11
11
10
9
8

Feels Like (°C)

4
5
9
13
16
17
18
20
19
19
18
17
17
15
14
14
11
10
10
9
8
7
6
5

Dew Point (°C)

2
3
6
9
11
12
12
13
13
13
12
12
13
14
13
13
12
10
10
10
10
9
8
7

Relative Humidity (%)

78
79
78
77
76
77
72
70
68
65
64
65
74
81
83
90
89
79
87
92
93
93
95
91

Pressure (mb)

1024
1024
1024
1025
1025
1025
1025
1024
1024
1024
1023
1023
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

380
383
382
380
379
376
377
378
377
376
374
374
377
377
378
380
383
390
396
402
411
418
422
424

Tuesday 28

Waxing Gibbous 93%

17:14

04:43

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

Sun - Rise: 05:48, Set: 20:28, Transit: 13:09. Moon - Rise: 17:14, Set: 04:43. Civil Dark: 21:05 - 05:11. Nautical Dark: 21:52 - 04:24. Astro Dark: 22:49 - 03:27

Total Clouds (% Sky Obscured)

70
80
95
82
97
95
93
82
67
81
62
46
86
81
69
26
1
1
5
1
0
7
33
30

Low Clouds (% Sky Obscured)

60
61
88
64
92
88
66
55
43
21
15
0
12
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

5
14
8
18
64
59
84
29
36
81
62
46
86
81
69
21
1
1
5
1
0
6
26
18

High Clouds (% Sky Obscured)

0
0
0
1
0
1
0
1
1
11
0
1
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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 (%)

17
4
12
4
3
4
4
0
0
0
15
26
11
1
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

Wind Speed/Direction (mph)

15
14
18
18
19
21
19
20
20
20
20
20
20
20
20
19
20
21
21
22
22
22
23
23

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
87
87
90
88
81
81
79
68
63
66
69
74
74
69
67
67
68
70
74
77
78
76
78

Pressure (mb)

1023
1024
1024
1024
1024
1024
1024
1023
1023
1022
1022
1022
1022
1021
1021
1022
1022
1022
1022
1022
1022
1021
1021
1021

Ozone (du)

427
430
430
428
428
428
428
427
424
423
423
422
425
430
432
431
425
420
418
417
415
413
411
408

Wednesday 29

Waxing Gibbous 97%

18:27

04:55

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

Sun - Rise: 05:47, Set: 20:30, Transit: 13:09. Moon - Rise: 18:27, Set: 04:55. Civil Dark: 21:07 - 05:09. Nautical Dark: 21:54 - 04:22. Astro Dark: 22:51 - 03:24

Total Clouds (% Sky Obscured)

41
22
19
35
50
55
62
55
49
48
25
13
50
60
100
34
55
78
95
95
95
95
81
70

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
6
8
5
11
7
8

Medium Clouds (% Sky Obscured)

22
13
1
0
0
7
12
2
10
16
1
3
1
4
0
0
0
0
0
0
2
2
3
6

High Clouds (% Sky Obscured)

0
0
16
25
25
25
34
25
24
37
25
13
50
60
100
34
55
71
95
95
95
95
81
68

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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
1
4
3
5
6
10
9
12
5

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)

23
23
24
23
23
23
24
25
25
26
26
26
25
24
24
24
25
24
24
24
23
22
21
20

Chance of Frost

Temperature (°C)

7
7
9
11
13
15
16
17
18
18
18
17
17
16
15
14
14
13
13
13
12
12
12
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
81
80
77
75
71
69
68
66
67
68
70
69
68
62
56
56
59
60
62
61
63
65
66

Pressure (mb)

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

Ozone (du)

405
401
397
395
391
390
388
386
384
381
377
372
369
368
367
366
367
366
365
364
363
362
361
361

Thursday 30

Waxing Gibbous 99%

19:40

05:10

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 OK
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:45, Set: 20:31, Transit: 13:09. Moon - Rise: 19:40, Set: 05:10. Civil Dark: 21:09 - 05:07. Nautical Dark: 21:56 - 04:19. Astro Dark: 22:55 - 03:20

Total Clouds (% Sky Obscured)

63
62
57
61
63
62
60
50
50
55
50
50
50
58
63
73
73
46
37
41
43
41
53
61

Low Clouds (% Sky Obscured)

15
20
14
9
9
10
10
0
1
2
4
2
9
10
7
1
1
1
1
1
1
1
16
32

Medium Clouds (% Sky Obscured)

40
20
5
1
18
33
36
37
37
32
50
45
40
36
33
32
69
39
34
38
40
41
47
51

High Clouds (% Sky Obscured)

54
44
41
35
32
38
25
20
20
20
20
25
20
20
40
34
34
7
2
1
0
0
22
43

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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
1
1
0
0
0
1
1
2
3
3
1
1
0
0
0
0
0
1
2
10
25

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)

20
20
20
21
22
23
23
24
24
24
23
22
21
20
19
18
16
16
16
15
13
11
10
9

Chance of Frost

Temperature (°C)

11
11
11
12
13
14
14
14
15
15
15
15
14
14
14
14
13
13
13
13
13
12
12
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
68
72
75
75
74
75
79
75
75
74
76
80
82
83
83
89
87
87
89
92
92
93
95

Pressure (mb)

1018
1018
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

361
362
363
363
363
364
363
361
361
360
361
362
363
363
364
365
364
365
363
362
361
359
358
356

Friday 1

Full Moon 100%

20:54

05:28

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
04 Bad
05 Bad

Sun - Rise: 05:43, Set: 20:33, Transit: 13:09. Moon - Rise: 20:54, Set: 05:28. Civil Dark: 21:10 - 05:05. Nautical Dark: 21:59 - 04:17. Astro Dark: 22:58 - 03:17

Total Clouds (% Sky Obscured)

66
66
65
70
75
80
81
77
87
86
92
94
94
91
91
85
93
92
87
76
66
52
58
57

Low Clouds (% Sky Obscured)

51
52
53
52
60
69
78
77
81
82
75
68
61
3
4
5
13
20
30
21
10
0
13
26

Medium Clouds (% Sky Obscured)

55
59
59
58
59
54
55
55
55
55
48
40
30
0
0
1
2
7
25
26
25
21
25
26

High Clouds (% Sky Obscured)

65
63
65
63
70
73
76
77
87
86
92
91
88
54
65
72
71
68
59
48
32
18
33
48

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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

Precipitation Probability (%)

46
59
64
68
68
59
36
60
75
94
80
77
52
3
2
0
0
0
0
2
4
4
21
23

Precipitation Amount (mm)

0
0.2
0.3
0.4
0.4
0.3
0
0.3
0.5
1
0.5
0.6
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
12
13
13
13
14
15
15
16
15
15
15
14
12
12
12
12
11
10
9
7
7
7
7

Dew Point (°C)

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

Relative Humidity (%)

92
92
87
80
72
69
67
65
64
64
67
69
74
79
81
84
85
87
87
88
88
91
91
93

Pressure (mb)

1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019

Ozone (du)

355
355
355
355
356
357
355
354
354
355
355
355
355
354
355
355
356
357
357
357
358
358
359
360

Saturday 2

Waning Gibbous 98%

22:07

05:52

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
04 Bad
05 Bad

Sun - Rise: 05:41, Set: 20:35, Transit: 13:09. Moon - Rise: 22:07, Set: 05:52. Civil Dark: 21:12 - 05:03. Nautical Dark: 22:01 - 04:14. Astro Dark: 23:01 - 03:14

Total Clouds (% Sky Obscured)

57
71
84
100
100
99
99
97
97
96
92
89
86
87
91
94
96
98
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

42
46
51
55
62
74
82
76
76
72
62
53
43
47
51
55
71
85
99
88
77
66
74
82

Medium Clouds (% Sky Obscured)

20
10
15
25
38
55
66
70
74
75
60
51
44
62
76
85
85
86
85
80
73
66
58
49

High Clouds (% Sky Obscured)

57
71
84
100
100
99
99
67
33
0
0
0
5
15
25
45
44
44
39
48
70
96
93
90

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

19
32
32
37
45
56
57
68
72
60
75
68
52
44
37
29
29
30
37
34
29
14
22
30

Precipitation Amount (mm)

0
0
0
0
0
0.2
0.3
0.3
0.3
0
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

8
8
9
11
12
13
13
14
13
13
13
12
12
12
11
10
10
10
10
10
10
9
8
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
87
83
79
76
72
71
75
79
84
86
89
88
91
93
95
95
95
96
96
96
96
95

Pressure (mb)

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

Ozone (du)

360
361
362
364
365
365
366
366
367
367
367
369
370
371
373
375
377
379
381
384
386
388
390
391

Sunday 3

Waning Gibbous 95%

23:17

No Set

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 OK

Sun - Rise: 05:40, Set: 20:36, Transit: 13:09. Moon - Rise: 23:17, Set: No Set. Civil Dark: 21:14 - 05:02. Nautical Dark: 22:03 - 04:12. Astro Dark: 23:04 - 03:10

Total Clouds (% Sky Obscured)

99
100
100
100
98
96
93
87
83
79
85
91
95
94
90
84
66
45
22

Low Clouds (% Sky Obscured)

90
88
85
82
81
80
79
78
77
78
79
80
82
82
81
76
59
41
22

Medium Clouds (% Sky Obscured)

40
48
56
67
54
40
31
23
12
1
9
18
30
40
54
65
66
45
22

High Clouds (% Sky Obscured)

86
85
84
91
68
44
8
4
2
1
19
35
52
35
14
4
4
7
5

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

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

Precipitation Probability (%)

38
40
39
41
39
44
53
50
46
46
47
31
5
9
6
3
2
2
2

Precipitation Amount (mm)

0
0
0
0
0
0
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
15
15
15
15
15
15
16
15
14
13
12
12
12
10
10
8
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
8
8
8
7
8
8
7
8
7
8
8
8
8
8
8
8
7
7

Relative Humidity (%)

93
91
91
91
91
88
85
81
80
78
77
79
79
79
83
87
91
93
93

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1013
1013
1013
1013
1013

Ozone (du)

391
392
391
391
391
390
389
388
385
382
378
379
380
381
380
379
378
377
375

Forecast for Beer, Devon, United Kingdom (50.70,-3.09)

Generated: 27/04/26 06:53:22. Forecast: 27/04/26 to 03/05/26. Timezone: UTC+1.00