Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 10

Third Quarter 39%

04:19

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: 06:26, Set: 20:01, Transit: 13:15. Moon - Rise: 04:19, Set: No Set. Civil Dark: 20:35 - 05:52. Nautical Dark: 21:17 - 05:10. Astro Dark: 22:03 - 04:24

Total Clouds (% Sky Obscured)

82
86
89
92
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
87
48
42
46
59

Low Clouds (% Sky Obscured)

38
67
75
54
53
52
10
0
0
31
40
31
37
100
100
100
100
50
36
29
32
42
46
27

Medium Clouds (% Sky Obscured)

82
86
89
92
100
100
100
100
40
34
24
16
19
72
44
45
43
58
100
29
0
0
0
15

High Clouds (% Sky Obscured)

82
86
89
92
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
16
4
2
0
0

ISS Passover

Visibility (miles)

9
9
5
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
1
0
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

9
46
95
56
23
4
12
8
0
0
0
1
3
10
36
90
95
92
48
10
4
16
19
31

Precipitation Amount (mm)

0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0.4
0.9
0.6
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
11
12
13
13
12
13
13
14
14
16
17
13
11
11
12
15
13
15
13
11
12
17
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
64
77
87
87
85
82
77
74
74
75
81
90
91
88
87
88
90
96
98
90
78
65
58

Pressure (mb)

1020
1019
1018
1017
1015
1014
1013
1012
1011
1010
1009
1008
1007
1006
1005
1004
1003
1004
1004
1006
1006
1006
1007
1007

Ozone (du)

343
342
342
341
342
342
343
345
347
347
346
345
343
344
345
346
348
351
354
359
366
373
384
391

Saturday 11

Waning Crescent 30%

04:39

12:36

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

Sun - Rise: 06:24, Set: 20:03, Transit: 13:14. Moon - Rise: 04:39, Set: 12:36. Civil Dark: 20:37 - 05:50. Nautical Dark: 21:19 - 05:08. Astro Dark: 22:05 - 04:21

Total Clouds (% Sky Obscured)

72
81
63
69
28
29
30
36
23
66
74
61
62
83
74
64
79
64
48
40
41
56
44
56

Low Clouds (% Sky Obscured)

17
3
63
66
28
29
30
23
23
46
57
53
46
41
33
43
45
49
48
40
41
56
44
39

Medium Clouds (% Sky Obscured)

30
41
7
39
1
2
0
19
0
27
11
5
35
48
62
61
71
39
8
2
1
1
0
28

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)

9
6
8
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 (%)

38
30
20
31
33
32
17
6
6
15
22
20
25
23
21
14
12
13
12
11
15
23
25
30

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
21
23
25
24
24
21
19
19
18
18
17
16
16
14
12
11
10
9
9
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

0
3
3
3
4
5
5
4
3
3
4
4
5
4
4
4
4
4
4
5
5
5
5
4

Relative Humidity (%)

53
61
59
57
65
70
74
71
69
71
74
74
79
79
79
79
82
85
87
88
82
74
68
61

Pressure (mb)

1007
1008
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1008
1008
1009
1009
1009
1010
1010
1010
1011
1012
1012
1012

Ozone (du)

399
411
411
413
415
416
427
428
427
423
421
420
422
419
415
415
419
422
421
421
422
427
434
442

Sunday 12

Waning Crescent 20%

04:56

13:53

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: 06:22, Set: 20:04, Transit: 13:14. Moon - Rise: 04:56, Set: 13:53. Civil Dark: 20:39 - 05:48. Nautical Dark: 21:21 - 05:05. Astro Dark: 22:08 - 04:18

Total Clouds (% Sky Obscured)

56
72
90
100
98
71
78
81
60
42
43
31
38
54
47
45
56
96
100
97
95
87
91
94

Low Clouds (% Sky Obscured)

33
46
63
67
55
36
42
41
20
23
21
31
31
42
47
45
43
51
71
74
73
63
75
85

Medium Clouds (% Sky Obscured)

21
29
80
100
97
71
70
81
60
42
41
4
16
22
2
7
27
92
100
93
84
45
51
79

High Clouds (% Sky Obscured)

0
0
6
2
0
1
15
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

27
31
43
50
52
48
54
54
51
35
11
12
8
7
8
11
15
34
48
47
47
41
66
78

Precipitation Amount (mm)

0
0
0.2
0.3
0.2
0
0.2
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.6

Wind Speed/Direction (mph)

13
13
12
12
12
11
11
9
6
4
3
3
2
2
2
1
1
1
1
2
3
4
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
56
57
60
62
67
74
84
88
91
91
91
89
89
91
89
91
89
91
93
91
90
84
80

Pressure (mb)

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

Ozone (du)

447
448
450
455
459
463
467
470
472
473
477
483
486
487
487
486
478
467
460
460
462
464
466
460

Monday 13

Waning Crescent 12%

05:10

15:11

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

Sun - Rise: 06:20, Set: 20:06, Transit: 13:14. Moon - Rise: 05:10, Set: 15:11. Civil Dark: 20:40 - 05:45. Nautical Dark: 21:23 - 05:03. Astro Dark: 22:10 - 04:15

Total Clouds (% Sky Obscured)

93
90
71
56
43
34
29
37
24
51
25
24
21
19
19
17
30
68
79
64
21
4
16
29

Low Clouds (% Sky Obscured)

88
77
70
56
43
34
29
36
24
33
25
24
21
19
19
17
28
34
42
28
15
0
7
15

Medium Clouds (% Sky Obscured)

67
71
36
22
14
7
0
0
0
0
2
3
1
0
0
0
0
0
0
2
0
0
8
13

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
7
2
20
2
0
0
0
0
2
7
31
37
37
7
4
3
6

ISS Passover

Visibility (miles)

3
3
4
6
7
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

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

Precipitation Probability (%)

83
86
84
77
61
51
23
23
16
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.7
0.7
0.6
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
7
9
10
10
10
10
8
6
5
4
3
3
2
2
2
2
1
0
1
3
5
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
9
8
8
9
9
9
8
6
5
3
4
3
3
3
3
2
1
-1
0
2
6
8
8

Dew Point (°C)

6
6
6
6
6
5
6
6
6
5
4
3
3
3
2
2
1
0
0
0
2
3
4
4

Relative Humidity (%)

77
72
70
71
70
66
73
78
88
90
90
91
91
93
91
91
91
89
89
89
85
78
73
67

Pressure (mb)

1010
1010
1010
1010
1010
1010
1010
1011
1012
1012
1013
1013
1014
1014
1014
1014
1015
1015
1015
1015
1016
1016
1017
1016

Ozone (du)

451
440
429
419
413
409
407
404
400
397
392
388
385
381
378
375
372
369
368
363
359
355
353
350

Tuesday 14

Waning Crescent 6%

05:23

16:31

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: 06:18, Set: 20:07, Transit: 13:14. Moon - Rise: 05:23, Set: 16:31. Civil Dark: 20:42 - 05:43. Nautical Dark: 21:25 - 05:00. Astro Dark: 22:13 - 04:12

Total Clouds (% Sky Obscured)

45
65
81
98
97
96
96
97
98
100
92
84
76
83
92
97
87
80
68
77
85
96
97
99

Low Clouds (% Sky Obscured)

23
43
65
88
84
89
86
90
95
100
92
83
75
81
86
92
75
61
48
54
61
65
65
66

Medium Clouds (% Sky Obscured)

19
65
81
95
95
94
95
83
73
65
42
64
13
14
13
11
10
12
15
41
66
89
89
91

High Clouds (% Sky Obscured)

28
40
40
40
26
21
17
16
11
10
10
10
0
0
0
0
18
36
55
43
36
35
25
25

ISS Passover

Visibility (miles)

9
9
9
9
9
9
7
9
9
9
9
7
0
0
3
6
9
9
9
9
9
8
7
8

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

Precipitation Probability (%)

0
0
0
0
7
34
48
57
58
61
60
53
20
31
40
43
49
40
2
16
24
29
34
36

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
71
71
72
73
74
84
91
93
91
93
96
98
100
98
98
96
95
93
91
93
95
96
92

Pressure (mb)

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

Ozone (du)

349
348
346
342
339
340
337
336
335
335
334
336
347
349
347
346
345
346
347
348
348
349
350
351

Wednesday 15

Waning Crescent 6%

05:36

17:52

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: 06:16, Set: 20:09, Transit: 13:14. Moon - Rise: 05:36, Set: 17:52. Civil Dark: 20:44 - 05:41. Nautical Dark: 21:27 - 04:58. Astro Dark: 22:15 - 04:09

Total Clouds (% Sky Obscured)

100
95
91
88
68
49
33
40
48
56
60
64
54
41
41
54
71
88
92
97
98
100
100
100

Low Clouds (% Sky Obscured)

64
55
44
31
31
31
32
40
48
56
60
64
54
41
41
54
70
65
71
71
71
79
83
83

Medium Clouds (% Sky Obscured)

96
91
87
83
56
30
4
4
4
4
12
25
40
41
41
46
41
40
37
29
29
25
26
27

High Clouds (% Sky Obscured)

25
22
16
14
7
2
0
1
3
4
26
48
54
41
41
54
71
87
87
94
96
99
68
36

ISS Passover

Visibility (miles)

8
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
Light Rain
Light Rain

Precipitation Probability (%)

38
39
36
24
25
29
19
16
16
2
7
10
6
14
16
12
19
22
18
37
51
59
77
86

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
0.4
0.5

Wind Speed/Direction (mph)

14
16
16
16
16
15
14
13
13
12
12
12
13
14
14
14
14
14
13
12
12
13
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
84
78
70
65
69
75
80
84
90
95
93
93
90
90
91
90
91
93
93
85
77
71
66

Pressure (mb)

1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

352
353
354
356
357
358
359
360
364
367
371
373
375
378
377
377
377
376
375
374
371
368
366
364

Thursday 16

Waning Crescent 2%

05:51

19:17

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

Sun - Rise: 06:14, Set: 20:11, Transit: 13:13. Moon - Rise: 05:51, Set: 19:17. Civil Dark: 20:46 - 05:39. Nautical Dark: 21:29 - 04:55. Astro Dark: 22:18 - 04:06

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
97
95
92
87
85
85
76
69
60
63
66
74

Low Clouds (% Sky Obscured)

83
79
73
68
68
66
67
54
45
31
38
47
55
57
59
60
53
46
40

Medium Clouds (% Sky Obscured)

28
48
63
77
85
92
98
97
95
92
84
75
68
52
33
17
17
13
9

High Clouds (% Sky Obscured)

0
36
68
100
70
47
40
60
70
70
70
70
40
21
12
3
3
2
1

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

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

Precipitation Probability (%)

86
87
82
63
54
47
32
26
22
1
8
12
6
10
15
3
7
10
3

Precipitation Amount (mm)

0.4
0.5
0.6
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
60
64
67
71
74
77
81
84
88
91
91
91
88
91
93
95
91
87

Pressure (mb)

1014
1014
1013
1013
1013
1013
1013
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016

Ozone (du)

362
361
359
357
355
354
354
353
354
355
356
359
363
367
368
369
371
370
369

Welcome to Clear Outside

Forecast for Alphington, Devon, United Kingdom (50.70,-3.52)

Generated: 10/04/26 12:52:40. Forecast: 10/04/26 to 16/04/26. Timezone: UTC+1.00