Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 11

Waning Crescent 30%

04:39

No Set

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

Sun - Rise: 06:14, Set: 19:58, Transit: 13:08. Moon - Rise: 04:39, Set: No Set. Civil Dark: 20:34 - 05:39. Nautical Dark: 21:18 - 04:54. Astro Dark: 22:07 - 04:05

Total Clouds (% Sky Obscured)

77
69
53
29
36
46
39
61
42
56
60
46
50
54
56
62
89
77
64
65
67
63
80
72

Low Clouds (% Sky Obscured)

42
13
2
27
36
39
39
38
42
39
40
42
44
49
52
58
82
77
64
59
56
48
47
58

Medium Clouds (% Sky Obscured)

26
21
4
8
0
9
2
21
3
19
16
46
0
54
0
0
3
0
0
1
26
18
31
40

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
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
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
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

37
95
37
29
7
4
12
0
0
0
5
5
5
14
17
17
3
5
5
4
17
39
52
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
0.2

Wind Speed/Direction (mph)

17
19
20
22
22
21
20
19
20
21
22
24
25
23
23
22
20
20
18
18
15
17
17
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

48
52
59
67
68
67
70
73
74
74
73
71
70
75
73
77
78
79
84
84
80
72
71
68

Pressure (mb)

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

Ozone (du)

396
407
420
421
420
422
423
431
438
440
434
426
423
421
420
417
416
418
420
421
421
421
427
433

Sunday 12

Waning Crescent 20%

04:53

13:40

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

78
83
86
50
57
50
41
34
31
10
1
0
0
0
0
5
0
9
0
0
10
66
58
72

Low Clouds (% Sky Obscured)

55
54
58
50
57
50
41
34
22
0
0
0
0
0
0
5
0
9
0
0
10
58
52
46

Medium Clouds (% Sky Obscured)

78
83
85
15
18
15
2
0
9
9
1
0
0
0
0
2
0
1
0
0
10
40
43
72

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

6
6
7
6
8
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 (%)

54
54
42
29
26
15
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
6
29
53

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)

17
16
15
14
12
10
8
7
6
6
5
4
4
4
3
3
3
3
3
3
4
5
6
8

Chance of Frost

Temperature (°C)

12
12
12
13
12
12
11
9
8
7
6
5
5
4
3
3
3
2
2
4
7
9
10
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
60
60
59
58
64
71
77
81
87
88
88
88
88
88
88
86
86
83
77
74
70
67
63

Pressure (mb)

1009
1009
1010
1010
1010
1010
1011
1011
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1013
1013

Ozone (du)

438
438
443
446
452
458
463
467
468
468
470
473
477
484
491
494
493
491
489
483
478
476
473
471

Monday 13

Waning Crescent 12%

05:05

15:00

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

85
57
62
76
16
7
18
20
10
0
4
0
0
5
0
39
1
31
62
69
73
79
65
65

Low Clouds (% Sky Obscured)

33
16
4
6
1
7
18
20
10
0
0
0
0
5
0
0
0
0
0
1
1
17
34
48

Medium Clouds (% Sky Obscured)

85
57
62
74
7
0
7
7
0
0
2
0
0
0
0
0
0
18
18
16
16
21
32
38

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
30
1
2
25
38
34
26
12
6

ISS Passover

Visibility (miles)

7
4
6
4
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

72
79
77
59
41
39
19
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.4
0.5
0.5
0.2
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
7
7
7
6
5
4
4
4
4
4
4
3
3
2
3
3
2
3
4
5
7
8

Chance of Frost

Temperature (°C)

11
12
12
12
12
12
11
9
7
6
5
4
4
3
3
2
2
2
2
5
7
9
10
12

Feels Like (°C)

8
9
9
9
10
11
11
8
6
5
5
4
3
3
2
2
2
1
2
3
5
7
8
10

Dew Point (°C)

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

Relative Humidity (%)

66
67
70
70
70
71
80
84
84
86
88
88
88
89
89
89
89
91
89
83
79
77
72
63

Pressure (mb)

1013
1013
1013
1012
1013
1013
1013
1014
1015
1015
1015
1016
1016
1017
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019

Ozone (du)

471
470
469
466
461
447
435
429
428
426
421
412
407
403
399
398
394
389
387
382
380
377
371
368

Tuesday 14

Waning Crescent 6%

05:16

16:22

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
12 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)

57
70
97
96
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

42
45
54
55
57
60
67
74
82
88
94
100
95
90
86
83
78
73
78
84
88
78
67
59

Medium Clouds (% Sky Obscured)

38
47
51
72
62
90
98
96
99
97
95
82
60
61
58
50
43
34
40
46
49
54
60
65

High Clouds (% Sky Obscured)

18
33
48
54
61
75
80
81
84
73
63
56
68
84
100
100
100
100
67
55
55
44
30
36

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

Precipitation Probability (%)

0
2
2
5
9
13
22
33
44
54
64
70
57
38
18
11
6
4
4
7
9
8
9
12

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
5
7
7
7
8
8
7
7
7
8
8
8
9
9
9
9
9
9
10
10
10
11
11

Relative Humidity (%)

57
59
64
69
72
77
80
77
78
81
85
90
91
93
95
95
93
93
91
87
84
80
78
75

Pressure (mb)

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

Ozone (du)

366
362
358
357
355
355
353
353
350
347
346
345
345
344
343
342
341
342
347
352
355
355
354
356

Wednesday 15

Waning Crescent 2%

05:27

17:46

13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
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
12 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
83
90
87
83
69
46
26
8
33
58
87
90
94
96
81
65
54
67
80
91
93
95
97

Low Clouds (% Sky Obscured)

66
64
74
74
66
51
37
23
8
11
14
18
21
24
26
22
21
20
29
34
39
43
47
53

Medium Clouds (% Sky Obscured)

66
63
58
84
49
40
26
12
0
0
0
0
17
36
50
35
24
14
10
11
17
24
39
47

High Clouds (% Sky Obscured)

42
21
31
0
0
0
0
0
0
18
40
56
40
20
0
2
3
3
14
27
38
48
63
75

ISS Passover

Visibility (miles)

9
8
6
2
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
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

25
28
66
74
38
37
32
24
4
6
6
0
3
6
8
9
10
11
12
10
4
10
12
15

Precipitation Amount (mm)

0
0
0.4
0.5
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
18
19
20
15
14
14
12
11
11
10
11
11
10
10
10
10
10
10
10
10
10
11
12

Chance of Frost

Temperature (°C)

16
17
17
17
14
13
13
12
11
10
9
9
8
8
9
9
9
9
9
10
11
12
13
14

Feels Like (°C)

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

Dew Point (°C)

12
12
13
14
12
12
11
10
9
8
8
8
7
7
7
7
6
6
5
6
6
7
7
7

Relative Humidity (%)

77
75
74
86
89
89
87
89
90
91
93
95
93
90
90
88
84
80
77
74
72
71
66
63

Pressure (mb)

1015
1015
1015
1014
1015
1015
1015
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1019
1019
1019
1019

Ozone (du)

354
354
355
354
357
371
372
373
372
371
374
377
378
379
381
382
385
388
392
393
394
396
393
390

Thursday 16

Waning Crescent 0%

05:41

19:13

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
12 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
96
97
99
100
95
89
85
80
78
74
78
82
83
84
85
87
91
92
93
95
97
96

Low Clouds (% Sky Obscured)

44
36
27
40
55
70
52
35
16
16
15
15
18
21
24
24
17
11
11
9
7
31
54
76

Medium Clouds (% Sky Obscured)

50
43
41
43
44
59
72
85
85
80
78
71
63
56
49
41
33
24
31
40
50
57
66
73

High Clouds (% Sky Obscured)

78
79
75
84
92
100
69
38
6
13
15
18
29
37
44
59
72
86
76
51
39
26
24
21

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
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
None
None
None
None
None
None

Precipitation Probability (%)

17
18
16
15
11
5
5
4
1
3
2
0
0
0
0
0
0
0
0
0
0
15
23
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)

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

Chance of Frost

Temperature (°C)

15
15
15
16
15
15
14
13
12
11
10
9
9
8
8
8
8
7
7
9
11
13
13
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
61
62
65
68
71
75
76
79
80
85
88
91
93
95
96
96
96
96
87
81
75
75
76

Pressure (mb)

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

Ozone (du)

388
385
383
381
380
380
379
381
383
384
383
381
380
377
375
372
372
373
374
374
375
376
375
374

Friday 17

New Moon 0%

05:57

20:44

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: 06:01, Set: 20:09, Transit: 13:06. Moon - Rise: 05:57, Set: 20:44. Civil Dark: 20:45 - 05:25. Nautical Dark: 21:31 - 04:38. Astro Dark: 22:24 - 03:45

Total Clouds (% Sky Obscured)

95
95
93
96
98
100
97
93
90
93
95
98
98
98
98
99
99
99

Low Clouds (% Sky Obscured)

72
66
62
62
61
61
48
38
25
31
37
43
48
53
58
68
72
78

Medium Clouds (% Sky Obscured)

58
42
22
28
34
40
53
66
80
77
67
55
51
47
44
55
70
87

High Clouds (% Sky Obscured)

26
24
28
52
73
95
82
69
56
71
83
95
95
95
95
93
92
89

ISS Passover

Visibility (miles)

7
8
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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

31
32
34
29
22
11
8
5
0
0
0
0
15
21
24
28
31
36

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
78
80
83
82
83
83
86
90
93
90
87
85
87
87
88
90
91

Pressure (mb)

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

Ozone (du)

373
371
369
368
370
372
374
376
378
381
383
385
387
389
391
394
396
397

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

Generated: 11/04/26 12:51:00. Forecast: 11/04/26 to 17/04/26. Timezone: UTC+1.00