Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 26

Waning Gibbous 91%

23:48

06:48

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

Sun - Rise: 05:36, Set: 20:14, Transit: 12:56. Moon - Rise: 23:48, Set: 06:48. Civil Dark: 20:52 - 04:59. Nautical Dark: 21:40 - 04:10. Astro Dark: 22:37 - 03:12

Total Clouds (% Sky Obscured)

22
39
47
63
100
100
100
100
100
100
99
99
100
99
95
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

2
26
56
79
84
100
100
100
88
93
99
94
100
93
92
71
55
53
47
42
70
51
75
100

Medium Clouds (% Sky Obscured)

52
48
48
95
100
100
100
100
100
85
43
49
20
15
60
65
100
98
100
100
98
100
100
100

High Clouds (% Sky Obscured)

98
79
99
100
100
100
89
100
100
92
77
80
8
60
77
100
99
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
5
2
4
3
3
5
8
4
1
8
9
9
9
9
9
9
8
9
4

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

Precipitation Probability (%)

1
4
6
41
70
95
95
95
95
95
75
37
17
19
16
24
28
25
21
22
42
56
86
95

Precipitation Amount (mm)

0
0
0
0
0.3
1
1.5
1.5
1.1
0.8
0.3
0
0
0
0
0
0
0
0
0
0
0
0.4
0.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
8
7
7
7
7
7
6
6
6
6
6
7
8
9
10
12
13
14
15
15
14
12
11

Feels Like (°C)

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

Dew Point (°C)

3
3
2
3
4
6
6
6
6
6
6
6
6
7
8
8
9
8
6
6
7
9
11
11

Relative Humidity (%)

67
69
71
75
79
90
96
98
96
96
96
96
98
98
91
85
81
72
61
57
61
71
90
96

Pressure (mb)

1004
1004
1004
1004
1004
1004
1003
1003
1002
1002
1002
1002
1002
1002
1003
1002
1002
1002
1002
1002
1002
1001
1001
1001

Ozone (du)

456
458
459
455
453
451
447
447
451
453
454
454
453
452
452
451
447
446
445
442
439
434
431
432

Saturday 27

Waning Gibbous 83%

00:59

07:32

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
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 05:34, Set: 20:16, Transit: 12:56. Moon - Rise: 00:59, Set: 07:32. Civil Dark: 20:54 - 04:56. Nautical Dark: 21:42 - 04:08. Astro Dark: 22:40 - 03:09

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
86
91
69
100
94
99
96
87
64
50
68

Low Clouds (% Sky Obscured)

99
94
100
100
100
100
100
98
100
100
100
100
100
96
84
70
100
97
96
77
59
33
38
44

Medium Clouds (% Sky Obscured)

100
100
100
100
100
96
90
41
86
45
55
55
44
49
28
12
0
10
25
53
44
18
0
24

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
62
62
62
7
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
4
0
0
2
7
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
23
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
Light Rain
Light Rain
None
Very Light Rain
Very Light Rain
None
None
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
90
95
95
95
95
85
82
87
53
47
83
95
75
41
16
7
7
15
18
18
14
13
11

Precipitation Amount (mm)

1.1
0.5
0.7
2.3
1.2
1
0
0.2
0.3
0
0
0.4
1.3
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
96
98
98
96
95
95
93
95
95
91
85
81
71
72
66
68
59
68
68
71
79
80

Pressure (mb)

1001
1001
1001
1000
999
999
999
999
999
999
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1008
1009
1010
1010

Ozone (du)

436
437
434
435
438
436
440
444
444
447
444
445
443
439
441
440
436
437
444
448
448
449
450
451

Sunday 28

Waning Gibbous 74%

01:58

08:33

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

Sun - Rise: 05:32, Set: 20:18, Transit: 12:56. Moon - Rise: 01:58, Set: 08:33. Civil Dark: 20:55 - 04:54. Nautical Dark: 21:44 - 04:05. Astro Dark: 22:43 - 03:05

Total Clouds (% Sky Obscured)

34
39
29
7
5
0
0
0
0
12
0
0
0
61
65
77
66
66
59
54
35
10
0
0

Low Clouds (% Sky Obscured)

25
20
19
2
1
0
0
0
0
12
0
0
0
64
36
32
48
62
58
50
40
11
0
0

Medium Clouds (% Sky Obscured)

4
7
2
2
2
0
0
0
0
0
0
0
0
0
31
32
15
0
0
3
0
0
0
0

High Clouds (% Sky Obscured)

0
6
0
3
1
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
5
9
9
6
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 (%)

2
10
0
0
0
0
0
0
0
0
0
0
0
0
0
26
37
23
34
20
4
4
1
0

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)

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

Chance of Frost

Temperature (°C)

10
9
9
8
7
7
6
6
6
5
6
7
9
11
12
14
15
14
15
15
15
15
15
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
82
84
84
87
85
88
88
86
86
85
82
74
67
61
57
64
75
65
66
59
54
61
70

Pressure (mb)

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

Ozone (du)

447
441
441
441
442
445
445
445
444
445
446
445
446
447
445
447
447
443
431
431
431
432
430
429

Monday 29

Waning Gibbous 64%

02:42

09:50

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

Sun - Rise: 05:30, Set: 20:19, Transit: 12:56. Moon - Rise: 02:42, Set: 09:50. Civil Dark: 20:57 - 04:52. Nautical Dark: 21:46 - 04:03. Astro Dark: 22:46 - 03:02

Total Clouds (% Sky Obscured)

1
14
6
1
15
1
7
3
22
31
41
46
48
52
61
69
78
78
79
79
73
64
58
70

Low Clouds (% Sky Obscured)

0
1
1
0
0
0
0
0
0
0
0
0
0
0
11
41
53
52
53
58
40
30
27
35

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
38
43
46
46
47
48
53
61
65
30
22
23
15
9
2
1

High Clouds (% Sky Obscured)

2
32
19
2
50
3
23
7
3
19
50
5
50
50
50
37
0
0
0
0
72
68
70
66

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
10
17
29
26
20
21
18
19
8
17

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)

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

Chance of Frost

Temperature (°C)

13
11
11
10
10
9
9
9
9
9
9
10
12
14
15
16
17
16
16
16
16
16
16
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
86
85
87
85
84
85
88
90
90
90
84
76
72
66
62
63
81
90
87
86
78
73
81

Pressure (mb)

1015
1015
1015
1015
1015
1014
1014
1013
1013
1013
1013
1012
1012
1012
1012
1012
1011
1011
1011
1010
1010
1010
1009
1009

Ozone (du)

422
419
418
420
423
424
427
427
427
428
426
425
426
428
427
427
427
424
424
425
423
421
420
420

Tuesday 30

Waning Gibbous 53%

03:13

11:15

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
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 05:28, Set: 20:21, Transit: 12:56. Moon - Rise: 03:13, Set: 11:15. Civil Dark: 20:59 - 04:50. Nautical Dark: 21:49 - 04:00. Astro Dark: 22:50 - 02:58

Total Clouds (% Sky Obscured)

85
97
98
99
100
100
100
100
100
100
100
91
96
87
99
100
100
99
99
98
98
97
97
98

Low Clouds (% Sky Obscured)

21
5
6
3
17
24
39
53
58
63
55
58
67
75
65
54
54
57
60
63
61
59
61
68

Medium Clouds (% Sky Obscured)

5
43
25
84
87
92
100
100
100
100
100
47
39
30
39
45
57
63
69
74
83
88
92
94

High Clouds (% Sky Obscured)

83
92
77
58
36
54
79
100
100
100
100
81
89
45
94
100
100
83
66
56
59
61
68
69

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
8
8
8
9
9
9
9
9
4
6
8
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

20
16
14
9
1
5
23
14
23
22
19
23
26
38
38
56
58
48
42
36
37
38
34
50

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
12
11
11
10
10
10
10
10
11
11
11
13
13
15
15
15
16
16
16
16
16
17
17

Dew Point (°C)

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

Relative Humidity (%)

86
90
95
95
96
98
98
98
98
98
100
96
90
83
73
68
69
68
62
57
52
57
62
68

Pressure (mb)

1009
1010
1010
1010
1010
1009
1009
1009
1009
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1007
1008
1008
1008

Ozone (du)

419
417
415
412
409
408
407
406
405
406
405
405
405
405
406
403
403
401
402
403
403
402
401
399

Wednesday 1

Third Quarter 41%

03:35

12:44

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
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 05:27, Set: 20:23, Transit: 12:55. Moon - Rise: 03:35, Set: 12:44. Civil Dark: 21:01 - 04:48. Nautical Dark: 21:51 - 03:58. Astro Dark: 22:53 - 02:55

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
95

Low Clouds (% Sky Obscured)

71
76
77
78
78
77
75
74
79
83
87
78
69
68
72
75
76
74
70
65
66
66
70
68

Medium Clouds (% Sky Obscured)

97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
85

High Clouds (% Sky Obscured)

69
75
68
56
42
61
81
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
96

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

61
70
64
61
60
52
47
42
77
95
95
95
95
95
95
95
94
83
71
58
55
50
41
32

Precipitation Amount (mm)

0.2
0.3
0.3
0.3
0.4
0.2
0
0
0.4
0.6
0.8
1
1.2
1.3
1.1
0.8
0.5
0.4
0.3
0
0
0
0
0

Wind Speed/Direction (mph)

5
4
4
5
5
5
5
5
5
5
5
5
6
6
7
7
7
6
7
7
7
7
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
14
13
13
13
11
11
11
11
11
11
10
11
10
10
10
10
10
10
10
10
10
11

Dew Point (°C)

10
10
10
10
10
10
10
10
10
10
11
11
11
10
10
11
11
11
11
11
11
11
11
11

Relative Humidity (%)

71
76
81
81
84
86
87
89
90
92
95
98
98
96
98
98
98
96
98
98
98
96
96
96

Pressure (mb)

1008
1009
1009
1009
1009
1009
1009
1009
1008
1009
1009
1009
1009
1009
1010
1010
1010
1010
1010
1010
1011
1011
1011
1011

Ozone (du)

399
398
397
396
395
394
393
392
392
390
388
387
385
383
381
380
378
377
376
374
372
373
374
374

Thursday 2

Waning Crescent 30%

03:52

14:12

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

Sun - Rise: 05:25, Set: 20:24, Transit: 12:55. Moon - Rise: 03:52, Set: 14:12. Civil Dark: 21:03 - 04:46. Nautical Dark: 21:53 - 03:55. Astro Dark: 22:56 - 02:51

Total Clouds (% Sky Obscured)

90
85
79
73
50
44
44
40
29
25
17
25
28
27
23
19
17
21
26
33
26
15
9

Low Clouds (% Sky Obscured)

65
62
63
59
50
44
39
38
26
13
1
6
10
13
12
12
12
14
18
20
15
10
0

Medium Clouds (% Sky Obscured)

73
59
52
50
48
29
13
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

88
78
68
66
55
45
40
45
44
38
32
25
19
11
8
4
0
0
0
0
3
5
8

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

Fog (%)

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

Precipitation Probability (%)

22
6
5
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
11
11
10
10
10
9
9
9
8
8
8
10
12
13
15
16
17
17
17
18
17
16

Feels Like (°C)

10
9
9
9
9
8
7
7
7
7
6
7
7
8
9
9
10
10
16
16
16
16
16

Dew Point (°C)

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

Relative Humidity (%)

96
98
96
96
96
95
95
96
96
95
93
93
76
63
52
48
45
42
44
45
45
50
56

Pressure (mb)

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

Ozone (du)

374
375
375
376
377
377
378
379
380
382
384
386
387
389
391
395
399
404
399
395
391
387
382

Forecast for Sutton at Hone, Kent, United Kingdom (51.41,0.23)

Generated: 26/04/24 20:58:32. Forecast: 26/04/24 to 02/05/24. Timezone: UTC+1.00