Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 10

Third Quarter 40%

04:15

12:22

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: 06:16, Set: 19:54, Transit: 13:06. Moon - Rise: 04:15, Set: 12:22. Civil Dark: 20:28 - 05:41. Nautical Dark: 21:11 - 04:57. Astro Dark: 21:59 - 04:09

Total Clouds (% Sky Obscured)

67
74
80
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
74
76
55

Low Clouds (% Sky Obscured)

23
28
0
47
55
50
4
0
0
0
0
0
0
0
0
44
100
100
80
67
57
58
61
55

Medium Clouds (% Sky Obscured)

67
74
80
100
100
100
100
56
45
42
40
37
33
64
9
22
34
38
27
30
34
9
11
0

High Clouds (% Sky Obscured)

67
74
80
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
74
70
55

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
9
1
9
8
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
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain
None
None
None
None

Precipitation Probability (%)

0
0
0
5
8
30
16
1
0
0
0
0
0
0
0
5
23
37
63
74
35
19
22
19

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0
0
0
0

Wind Speed/Direction (mph)

10
10
11
11
10
10
10
11
12
11
11
11
12
14
15
14
14
12
13
13
14
11
16
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

54
55
61
62
64
65
67
71
70
69
71
74
78
81
78
81
82
84
87
93
96
90
75
61

Pressure (mb)

1018
1017
1016
1015
1015
1014
1013
1013
1011
1010
1010
1008
1007
1005
1004
1004
1003
1003
1003
1004
1005
1006
1006
1006

Ozone (du)

353
350
348
347
347
345
349
350
350
349
349
346
345
344
344
345
348
348
350
353
356
361
369
377

Saturday 11

Waning Crescent 30%

04:34

13:40

14 Bad
15 Bad
16 OK
17 Bad
18 OK
19 OK
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: 06:14, Set: 19:55, Transit: 13:05. Moon - Rise: 04:34, Set: 13:40. Civil Dark: 20:30 - 05:38. Nautical Dark: 21:14 - 04:55. Astro Dark: 22:02 - 04:06

Total Clouds (% Sky Obscured)

61
47
35
41
32
28
43
67
80
77
71
69
67
75
74
80
84
77
61
57
57
90
65
26

Low Clouds (% Sky Obscured)

39
32
10
25
32
28
43
61
33
67
58
59
57
65
65
72
78
77
61
57
57
30
54
26

Medium Clouds (% Sky Obscured)

61
12
13
15
0
0
0
5
39
36
24
19
13
6
6
11
3
3
3
3
3
61
16
23

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)

8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

22
4
8
5
0
0
0
0
0
1
0
0
1
2
0
3
0
0
1
5
38
55
58
43

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

20
19
18
18
19
19
19
19
20
21
20
19
18
17
16
15
14
13
13
15
15
15
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
53
54
61
65
68
71
74
73
70
73
75
78
81
77
84
82
78
82
78
71
67
66
64

Pressure (mb)

1006
1006
1006
1006
1006
1006
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1009
1009
1010
1011
1011
1011
1011
1011

Ozone (du)

390
399
399
403
408
410
410
416
419
418
417
415
413
411
411
414
417
420
424
426
423
422
423
429

Sunday 12

Waning Crescent 20%

04:49

No Set

14 OK
15 OK
16 OK
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
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: 06:11, Set: 19:57, Transit: 13:05. Moon - Rise: 04:49, Set: No Set. Civil Dark: 20:32 - 05:36. Nautical Dark: 21:16 - 04:52. Astro Dark: 22:04 - 04:03

Total Clouds (% Sky Obscured)

3
6
20
29
38
27
37
48
43
25
42
48
87
97
75
63
83
73
57
80
84
91
97
98

Low Clouds (% Sky Obscured)

0
3
14
16
26
10
5
1
0
0
23
27
20
36
38
46
50
56
55
68
64
67
71
83

Medium Clouds (% Sky Obscured)

3
1
3
29
38
27
37
48
43
25
42
48
87
97
65
27
45
29
17
51
64
78
92
95

High Clouds (% Sky Obscured)

0
0
1
2
3
7
2
6
28
3
0
0
0
0
0
0
0
1
0
1
0
0
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

33
17
28
36
43
34
14
0
0
2
7
37
80
41
11
4
0
0
0
4
20
42
54
69

Precipitation Amount (mm)

0
0
0
0
0.2
0.2
0
0
0
0
0
0
0.8
0
0
0
0
0
0
0
0
0
0
0.3

Wind Speed/Direction (mph)

14
14
13
11
9
8
7
6
6
5
5
4
5
6
4
3
3
3
4
5
6
7
7
8

Chance of Frost

Temperature (°C)

13
13
13
12
12
10
8
7
6
5
4
4
4
4
3
3
3
3
5
7
9
10
11
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
54
53
55
70
81
85
88
91
93
91
93
94
94
96
96
96
96
93
87
81
72
66
65

Pressure (mb)

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

Ozone (du)

436
439
442
448
455
458
463
466
469
472
474
477
480
485
489
491
488
487
484
480
478
477
477
478

Monday 13

Waning Crescent 12%

05:02

15:00

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: 06:09, Set: 19:59, Transit: 13:05. Moon - Rise: 05:02, Set: 15:00. Civil Dark: 20:34 - 05:34. Nautical Dark: 21:18 - 04:50. Astro Dark: 22:07 - 04:00

Total Clouds (% Sky Obscured)

99
100
100
85
90
79
70
61
55
51
45
50
53
62
70
74
74
69
66
64
54
58
59
53

Low Clouds (% Sky Obscured)

83
83
81
76
72
75
70
61
55
51
45
50
53
59
58
55
54
47
46
44
46
50
52
45

Medium Clouds (% Sky Obscured)

97
100
77
59
67
48
48
41
31
21
14
13
7
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
6
11
14
2
2
1
1

ISS Passover

Visibility (miles)

6
4
5
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

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

Precipitation Probability (%)

75
81
74
65
73
62
62
69
58
47
35
23
10
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.4
0.5
0.4
0
0.4
0.2
0.2
0.5
0.3
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
78
78
84
80
87
88
90
88
88
90
91
89
91
91
91
93
93
90
85
80
73
65
61

Pressure (mb)

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

Ozone (du)

474
469
467
468
464
447
436
428
422
419
414
409
404
401
398
393
388
385
380
377
373
369
365
362

Tuesday 14

Waning Crescent 6%

05:14

16:20

14 OK
15 OK
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: 06:07, Set: 20:00, Transit: 13:05. Moon - Rise: 05:14, Set: 16:20. Civil Dark: 20:36 - 05:31. Nautical Dark: 21:20 - 04:47. Astro Dark: 22:09 - 03:57

Total Clouds (% Sky Obscured)

44
39
54
68
85
89
94
98
98
98
98
99
99
99
98
97
96
86
76
66
74
83
91
87

Low Clouds (% Sky Obscured)

39
33
31
30
27
38
52
64
73
83
88
91
95
99
97
95
93
83
72
61
55
49
43
34

Medium Clouds (% Sky Obscured)

1
2
15
68
84
88
91
94
96
97
92
81
71
63
59
51
38
25
15
5
33
61
88
87

High Clouds (% Sky Obscured)

2
19
15
10
10
7
9
20
14
12
15
13
17
23
21
18
19
34
42
39
32
24
25
20

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
7
6
7
8
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
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
1
0
0
0
0
1
18
37
47
80
75
67
56
55
54
42
30
10
18
27
33
36

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
54
56
57
69
75
76
74
77
79
77
77
81
85
90
93
95
98
96
95
92
93
93
95

Pressure (mb)

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

Ozone (du)

359
355
354
354
353
353
350
347
346
345
345
353
353
353
353
353
354
354
353
353
352
352
353
353

Wednesday 15

Waning Crescent 2%

05:26

17:43

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 OK
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 06:05, Set: 20:02, Transit: 13:04. Moon - Rise: 05:26, Set: 17:43. Civil Dark: 20:38 - 05:29. Nautical Dark: 21:22 - 04:45. Astro Dark: 22:12 - 03:54

Total Clouds (% Sky Obscured)

83
80
73
65
57
53
51
48
58
65
70
58
44
37
47
56
62
79
91
99
100
100
100
99

Low Clouds (% Sky Obscured)

25
19
26
33
34
35
38
40
45
55
66
58
44
37
47
56
62
79
86
91
82
74
65
74

Medium Clouds (% Sky Obscured)

83
80
73
60
47
47
45
40
45
42
39
29
22
17
21
29
34
32
29
30
25
20
25
28

High Clouds (% Sky Obscured)

20
20
8
3
2
1
1
0
2
3
5
34
44
37
47
56
62
78
69
63
71
78
86
78

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
Very Light Rain

Precipitation Probability (%)

39
42
40
36
27
25
20
4
5
2
0
0
1
0
0
1
0
4
6
5
30
41
50
57

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)

12
12
12
11
11
11
10
9
8
9
9
10
10
11
11
11
11
11
13
14
16
15
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
96
96
93
89
86
87
90
91
93
95
95
95
96
96
96
96
96
88
83
77
72
68
63

Pressure (mb)

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

Ozone (du)

354
355
356
356
357
357
360
362
364
368
372
376
377
378
380
381
382
383
383
383
382
380
377
374

Thursday 16

Waning Crescent 0%

05:40

19:10

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 OK

Sun - Rise: 06:03, Set: 20:04, Transit: 13:04. Moon - Rise: 05:40, Set: 19:10. Civil Dark: 20:39 - 05:27. Nautical Dark: 21:24 - 04:42. Astro Dark: 22:15 - 03:51

Total Clouds (% Sky Obscured)

98
96
98
99
100
99
98
97
92
87
83
83
87
92
71
52
38

Low Clouds (% Sky Obscured)

83
92
94
95
97
87
78
70
70
69
68
69
69
69
61
52
38

Medium Clouds (% Sky Obscured)

36
42
55
75
94
97
98
97
92
87
83
78
73
53
30
12
2

High Clouds (% Sky Obscured)

66
40
38
45
57
54
52
55
65
55
40
21
10
8
6
3
1

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

57
49
50
48
39
38
32
27
23
18
1
2
2
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
64
65
71
75
80
81
81
83
84
85
87
90
91
95
95
95

Pressure (mb)

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

Ozone (du)

370
367
363
362
360
359
359
359
359
360
360
361
364
367
370
371
371

Forecast for Culham, Oxfordshire, United Kingdom (51.66,-1.27)

Generated: 10/04/26 14:24:47. Forecast: 10/04/26 to 16/04/26. Timezone: UTC+1.00