Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 10

Third Quarter 39%

04:20

No Set

12 OK
13 OK
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: 06:17, Set: 19:57, Transit: 13:08. Moon - Rise: 04:20, Set: No Set. Civil Dark: 20:32 - 05:41. Nautical Dark: 21:16 - 04:57. Astro Dark: 22:05 - 04:08

Total Clouds (% Sky Obscured)

22
39
53
63
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
80
70

Low Clouds (% Sky Obscured)

22
24
26
27
32
49
54
31
24
2
0
0
1
0
0
0
100
88
85
92
51
57
52
49

Medium Clouds (% Sky Obscured)

22
39
53
63
100
100
100
99
71
25
25
20
27
26
19
24
21
31
38
46
96
73
77
18

High Clouds (% Sky Obscured)

22
39
53
63
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
83
66
60
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
5
0
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
Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

0
0
0
0
0
3
26
43
6
0
0
0
0
0
0
1
16
65
58
83
93
67
15
30

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.2
0.6
0.7
0.3
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

54
52
53
55
59
62
64
64
63
66
72
72
70
71
74
79
82
78
79
85
93
96
93
77

Pressure (mb)

1020
1019
1017
1017
1016
1015
1014
1013
1012
1011
1010
1009
1008
1007
1006
1004
1003
1002
1002
1002
1002
1004
1004
1004

Ozone (du)

361
358
354
351
351
349
350
352
352
353
354
354
352
351
350
349
348
351
353
354
356
359
364
371

Saturday 11

Waning Crescent 30%

04:39

12:21

12 Bad
13 Bad
14 OK
15 Good
16 Bad
17 OK
18 Bad
19 OK
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: 06:14, Set: 19:58, Transit: 13:08. Moon - Rise: 04:39, Set: 12:21. Civil Dark: 20:34 - 05:39. Nautical Dark: 21:18 - 04:54. Astro Dark: 22:07 - 04:05

Total Clouds (% Sky Obscured)

42
39
22
3
40
25
48
29
96
83
81
74
83
59
70
98
99
83
44
44
52
61
71
59

Low Clouds (% Sky Obscured)

42
35
22
3
5
25
42
29
48
33
69
62
71
59
55
55
53
52
42
42
50
59
50
58

Medium Clouds (% Sky Obscured)

0
3
2
0
12
5
14
2
50
39
45
11
28
0
12
55
61
37
2
2
24
28
64
33

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

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
Very Light Rain

Precipitation Probability (%)

22
24
17
4
11
16
9
1
0
2
9
20
16
4
18
15
2
12
2
0
4
20
43
59

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
0.3

Wind Speed/Direction (mph)

17
19
22
21
20
20
20
20
20
20
22
23
24
23
21
20
19
17
16
14
14
16
16
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
55
51
51
54
60
69
73
73
71
71
70
71
75
77
81
81
84
84
87
85
77
68
67

Pressure (mb)

1005
1005
1005
1005
1005
1004
1004
1004
1004
1004
1004
1004
1004
1005
1005
1005
1006
1006
1007
1008
1008
1009
1010
1010

Ozone (du)

382
394
404
412
411
411
416
417
426
431
433
427
421
422
422
420
416
415
416
421
423
426
430
437

Sunday 12

Waning Crescent 20%

04:53

13:40

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 OK
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: 06:12, Set: 20:00, Transit: 13:07. Moon - Rise: 04:53, Set: 13:40. Civil Dark: 20:36 - 05:36. Nautical Dark: 21:20 - 04:52. Astro Dark: 22:10 - 04:01

Total Clouds (% Sky Obscured)

45
47
73
54
44
31
41
54
70
63
79
91
79
68
67
56
58
68
69
64
60
63
75
93

Low Clouds (% Sky Obscured)

44
46
41
39
41
29
39
33
27
5
14
2
4
10
4
30
41
64
69
64
60
62
50
44

Medium Clouds (% Sky Obscured)

4
1
24
17
3
4
8
9
67
63
79
91
79
68
67
15
11
6
4
2
7
3
36
87

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
29
7
2
0
0
0
0
1
1
0
0
2
1
7
1
0
0

ISS Passover

Visibility (miles)

6
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

Very Light Rain
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 (%)

54
31
5
1
5
7
6
3
4
0
0
0
0
1
4
5
4
0
1
0
0
0
24
34

Precipitation Amount (mm)

0.3
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)

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

Chance of Frost

Temperature (°C)

11
12
12
13
13
12
12
11
8
7
6
6
5
5
4
4
4
4
4
4
5
7
9
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
57
50
45
47
55
61
68
77
79
81
85
89
91
88
91
91
91
93
91
88
79
72
66

Pressure (mb)

1010
1010
1010
1010
1010
1010
1011
1011
1011
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

444
449
450
452
456
459
463
467
470
473
475
478
481
483
488
492
492
490
491
490
489
488
487
486

Monday 13

Waning Crescent 12%

05:05

15:00

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: 06:10, Set: 20:02, Transit: 13:07. Moon - Rise: 05:05, Set: 15:00. Civil Dark: 20:38 - 05:34. Nautical Dark: 21:22 - 04:49. Astro Dark: 22:13 - 03:58

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
56
39
36
35
33
37
48
59
71
73
71
68
66
73
74
78
62
68

Low Clouds (% Sky Obscured)

46
43
38
29
42
53
56
39
36
35
33
37
48
59
71
70
64
65
66
66
65
73
62
68

Medium Clouds (% Sky Obscured)

100
100
100
95
100
100
51
39
36
32
22
11
0
0
0
0
0
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
32
31
40
14
20

ISS Passover

Visibility (miles)

7
4
4
5
2
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

Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very 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 (%)

60
83
80
81
66
66
80
72
62
44
39
31
13
10
5
0
1
2
0
2
2
0
0
0

Precipitation Amount (mm)

0.3
0.7
0.4
0.7
0.3
0.3
0.5
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
7
6
7
6
7
7
8
6
6
6
5
5
4
4
4
3
4
3
4
4
7
8
11

Dew Point (°C)

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

Relative Humidity (%)

62
65
84
87
91
90
82
87
90
93
91
93
93
93
93
93
93
93
93
93
90
85
78
72

Pressure (mb)

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

Ozone (du)

485
483
479
472
467
466
464
449
438
428
422
420
414
408
402
399
396
392
386
382
379
375
371
368

Tuesday 14

Waning Crescent 6%

05:16

16:22

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: 06:08, Set: 20:04, Transit: 13:07. Moon - Rise: 05:16, Set: 16:22. Civil Dark: 20:40 - 05:32. Nautical Dark: 21:25 - 04:46. Astro Dark: 22:15 - 03:55

Total Clouds (% Sky Obscured)

61
59
59
63
64
62
63
77
89
100
100
100
100
98
96
94
88
82
79
79
81
80
86
92

Low Clouds (% Sky Obscured)

61
59
56
51
45
38
34
48
63
74
81
91
95
92
88
85
80
75
70
69
66
63
57
52

Medium Clouds (% Sky Obscured)

2
2
2
2
25
51
56
71
86
100
100
100
100
94
87
82
58
32
7
16
24
31
45
61

High Clouds (% Sky Obscured)

4
6
13
35
41
27
28
34
45
45
64
80
100
74
49
23
20
13
8
22
32
45
40
30

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
2
23
43
60
95
87
69
62
55
44
35
24
1
18
27

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.7
0.6
0.4
0.3
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
60
55
53
56
59
66
71
73
73
76
75
73
73
79
87
93
95
96
96
96
95
95
95

Pressure (mb)

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

Ozone (du)

364
361
358
356
355
355
353
352
349
347
346
346
348
353
353
354
355
354
354
354
354
353
353
354

Wednesday 15

Waning Crescent 6%

05:27

17:46

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 OK
21 OK
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: 06:06, Set: 20:05, Transit: 13:07. Moon - Rise: 05:27, Set: 17:46. Civil Dark: 20:41 - 05:29. Nautical Dark: 21:27 - 04:44. Astro Dark: 22:18 - 03:52

Total Clouds (% Sky Obscured)

97
97
97
97
82
66
51
46
39
38
56
69
78
81
84
91
93
96
98
94
91
87
91
97

Low Clouds (% Sky Obscured)

48
55
62
69
48
26
6
14
24
31
40
48
51
59
67
75
80
86
92
82
71
60
67
74

Medium Clouds (% Sky Obscured)

77
79
78
78
62
45
31
46
39
38
51
51
56
51
46
38
34
34
35
32
33
35
36
31

High Clouds (% Sky Obscured)

25
20
15
20
12
6
2
1
1
0
5
9
14
14
16
18
14
12
8
29
34
37
41
55

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
None
None

Precipitation Probability (%)

34
35
32
26
24
19
5
6
5
0
3
2
0
4
4
3
4
7
5
20
30
37
47
54

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)

12
12
13
13
13
13
13
13
12
12
11
11
12
12
12
13
13
14
14
15
15
16
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
93
90
89
84
80
76
79
84
87
88
91
93
93
95
93
84
76
69
69
68
70
67

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

355
356
357
358
359
359
360
360
364
368
372
375
379
383
385
387
390
391
393
395
393
390
388
386

Thursday 16

Waning Crescent 2%

05:41

19:13

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: 06:03, Set: 20:07, Transit: 13:06. Moon - Rise: 05:41, Set: 19:13. Civil Dark: 20:43 - 05:27. Nautical Dark: 21:29 - 04:41. Astro Dark: 22:21 - 03:48

Total Clouds (% Sky Obscured)

98
97
97
96
97
98
99
99
100
100
97
94
91
89
87
84
81
77
72

Low Clouds (% Sky Obscured)

83
76
70
63
59
54
45
50
54
60
64
69
74
73
72
72
65
62
57

Medium Clouds (% Sky Obscured)

37
36
41
42
59
77
94
96
98
100
96
91
84
68
51
32
19
9
2

High Clouds (% Sky Obscured)

68
65
54
23
42
66
88
66
49
30
35
35
40
27
20
10
16
20
20

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

Precipitation Probability (%)

57
59
58
52
49
43
34
44
46
43
36
26
16
12
7
0
3
1
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

16
17
16
16
16
14
12
10
10
10
11
11
10
10
10
10
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
64
64
64
64
68
71
75
77
78
83
84
84
87
88
90
93
95
95

Pressure (mb)

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

Ozone (du)

384
383
378
374
370
368
367
365
365
365
365
369
373
377
377
377
376
377
377

Forecast for Henley in Arden, Warwickshire, United Kingdom (52.29,-1.78)

Generated: 10/04/26 12:41:20. Forecast: 10/04/26 to 16/04/26. Timezone: UTC+1.00