Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 27

Waning Gibbous 60%

23:34

13:29

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

Sun - Rise: 05:31, Set: 21:07, Transit: 13:19. Moon - Rise: 23:34, Set: 13:29. Civil Dark: 21:48 - 04:50. Nautical Dark: 22:45 - 03:54. Astro Dark: 00:09 - 02:34

Total Clouds (% Sky Obscured)

50
49
47
31
45
75
91
84
61
79
60
45
41
39
20
35
6
0
5
0
7
19
22
23

Low Clouds (% Sky Obscured)

51
49
61
37
45
37
48
74
36
38
28
22
27
33
20
34
6
0
4
0
6
18
22
23

Medium Clouds (% Sky Obscured)

0
0
0
0
20
55
72
24
43
67
42
25
19
5
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
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
7
9
5
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
1

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
1
0
12
15
26
32
30
27
26
7
8
7
5
2
6
2
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
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
12
12
12
13
14
15
16
16
17
18
18
19
19
18
18
17
16
15
14
13
12
12
11

Feels Like (°C)

14
13
13
13
15
15
14
14
15
16
16
16
17
17
16
17
16
16
15
15
14
13
13
11

Dew Point (°C)

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

Relative Humidity (%)

95
93
93
95
92
86
80
78
75
70
63
62
62
65
68
72
78
86
95
96
93
95
93
93

Pressure (mb)

1013
1013
1013
1013
1014
1014
1015
1015
1015
1015
1016
1015
1016
1016
1017
1017
1018
1019
1020
1020
1021
1021
1022
1022

Ozone (du)

373
373
371
366
364
364
367
368
371
376
379
383
388
392
383
382
377
376
377
374
365
363
361
359

Sunday 28

Third Quarter 49%

23:52

14:56

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

Sun - Rise: 05:33, Set: 21:06, Transit: 13:19. Moon - Rise: 23:52, Set: 14:56. Civil Dark: 21:47 - 04:52. Nautical Dark: 22:42 - 03:56. Astro Dark: 00:04 - 02:39

Total Clouds (% Sky Obscured)

19
19
21
5
0
0
23
24
16
2
3
22
8
5
3
4
8
52
32
55
55
50
50
40

Low Clouds (% Sky Obscured)

25
23
28
6
0
0
27
29
20
3
0
0
0
0
0
0
5
25
0
0
0
0
0
0

Medium 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

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
4
29
7
3
3
3
3
31
29
55
55
55
60
55

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 (%)

29
87
91
95
99
34
40
30
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2

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
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
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
10
10
10
11
14
16
17
18
19
20
21
22
22
22
22
21
20
18
16
16
15
14
13

Feels Like (°C)

11
11
12
11
13
17
18
19
20
21
22
21
22
23
23
24
23
21
18
17
16
16
15
13

Dew Point (°C)

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

Relative Humidity (%)

91
91
90
90
90
86
81
74
70
66
59
56
54
54
54
58
68
75
81
83
85
83
86
86

Pressure (mb)

1023
1023
1024
1024
1025
1025
1026
1026
1026
1026
1025
1025
1025
1025
1024
1024
1023
1023
1024
1024
1024
1024
1023
1023

Ozone (du)

359
359
358
357
356
356
357
357
354
351
349
346
345
340
337
335
333
333
332
331
330
328
328
328

Monday 29

Waning Crescent 37%

00:16

16:22

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

Sun - Rise: 05:34, Set: 21:04, Transit: 13:19. Moon - Rise: 00:16, Set: 16:22. Civil Dark: 21:45 - 04:53. Nautical Dark: 22:40 - 03:58. Astro Dark: 23:59 - 02:43

Total Clouds (% Sky Obscured)

43
51
52
23
51
19
5
20
42
10
20
26
22
19
18
17
44
31
72
96
100
100
100
90

Low Clouds (% Sky Obscured)

3
19
19
0
17
17
0
0
2
8
19
26
23
18
16
3
0
0
0
0
0
2
6
11

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
18
26
25
32
23
12

High Clouds (% Sky Obscured)

55
50
45
29
45
4
4
21
45
2
2
4
2
2
2
13
46
29
54
89
100
98
99
86

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 (%)

26
48
56
30
9
2
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
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
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
12
12
12
13
16
18
19
20
21
22
23
24
24
25
24
24
22
21
19
18
17
16
16

Feels Like (°C)

12
12
11
11
14
16
19
20
21
21
25
26
26
27
28
27
27
25
23
20
18
17
17
16

Dew Point (°C)

11
11
10
10
11
12
13
13
14
15
15
16
16
16
16
16
18
19
18
17
15
15
14
14

Relative Humidity (%)

87
90
87
88
86
79
71
68
67
65
64
61
59
58
59
60
70
79
84
86
85
86
87
89

Pressure (mb)

1023
1023
1023
1023
1022
1022
1022
1022
1021
1021
1021
1020
1020
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

328
327
327
325
324
322
322
322
322
321
320
320
321
322
323
323
322
321
320
318
318
318
318
318

Tuesday 30

Waning Crescent 27%

00:49

17:45

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
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 05:35, Set: 21:03, Transit: 13:19. Moon - Rise: 00:49, Set: 17:45. Civil Dark: 21:43 - 04:55. Nautical Dark: 22:38 - 04:00. Astro Dark: 23:55 - 02:47

Total Clouds (% Sky Obscured)

100
100
100
100
99
99
98
99
99
87
83
94
92
95
97
98
100
91
100
94
100
100
100
100

Low Clouds (% Sky Obscured)

18
13
9
4
3
1
0
5
10
15
16
17
18
13
7
1
14
27
41
34
27
21
34
39

Medium Clouds (% Sky Obscured)

3
15
28
37
36
31
26
19
10
0
6
5
9
19
26
62
83
46
82
59
38
39
52
82

High Clouds (% Sky Obscured)

100
100
100
100
99
98
97
98
99
84
75
88
85
90
96
96
100
80
100
80
100
100
100
100

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
1
2
1
5
6
6
22
13
11
37
37
17
42
46

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)

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

Chance of Frost

Temperature (°C)

15
15
15
15
15
18
20
22
23
23
24
25
26
26
26
26
25
23
21
20
19
19
18
18

Feels Like (°C)

16
15
15
15
16
18
20
21
22
23
25
26
26
27
26
28
27
24
23
20
20
19
18
18

Dew Point (°C)

13
13
13
13
13
15
16
17
17
17
17
17
17
17
17
18
19
19
18
16
16
16
16
15

Relative Humidity (%)

87
89
89
90
87
83
78
75
71
67
64
62
58
57
57
62
70
77
79
75
80
84
85
85

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1015
1014
1014
1014
1013
1013
1014
1014
1013
1013
1013
1013

Ozone (du)

318
317
317
317
318
319
321
322
320
320
319
319
317
316
315
314
315
314
315
317
315
316
315
315

Wednesday 31

Waning Crescent 17%

01:36

18:58

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
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 05:37, Set: 21:01, Transit: 13:19. Moon - Rise: 01:36, Set: 18:58. Civil Dark: 21:41 - 04:57. Nautical Dark: 22:35 - 04:03. Astro Dark: 23:50 - 02:52

Total Clouds (% Sky Obscured)

100
100
100
79
67
96
100
89
82
78
72
60
38
48
63
70
95
94
95
95
94
94
76
56

Low Clouds (% Sky Obscured)

31
36
49
55
45
37
30
26
21
22
22
21
12
15
2
1
57
43
28
26
25
25
32
38

Medium Clouds (% Sky Obscured)

99
54
34
12
9
43
50
45
36
36
31
24
16
23
30
33
27
38
48
55
61
63
43
21

High Clouds (% Sky Obscured)

100
100
100
65
66
67
67
60
65
52
45
35
1
2
29
30
48
71
86
86
87
89
59
30

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
5
8
9
4
6
8
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
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

28
45
29
13
19
11
4
3
1
4
24
40
48
55
44
45
46
40
33
26
23
10
13
10

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.2
0.2
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
17
17
17
18
20
20
20
22
24
26
26
26
25
25
24
22
22
22
21
21
19
19
16

Dew Point (°C)

15
14
14
14
14
14
15
16
17
18
18
18
18
17
18
18
18
18
17
16
16
15
15
15

Relative Humidity (%)

85
82
85
83
82
76
74
77
77
74
70
69
68
67
72
76
84
85
88
90
90
92
93
92

Pressure (mb)

1012
1012
1012
1012
1012
1012
1012
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

317
320
324
325
326
326
327
327
324
323
324
325
327
330
332
329
330
332
335
337
339
340
342
342

Thursday 1

Waning Crescent 10%

02:37

19:56

03 Bad
04 Bad
05 Bad
06 OK
07 OK
08 Bad
09 Bad
10 Bad
11 Bad
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

Sun - Rise: 05:38, Set: 20:59, Transit: 13:19. Moon - Rise: 02:37, Set: 19:56. Civil Dark: 21:39 - 04:58. Nautical Dark: 22:33 - 04:05. Astro Dark: 23:46 - 02:55

Total Clouds (% Sky Obscured)

38
37
40
40
40
49
50
61
72
83
85
92
99
100
100
100
97
92
85
80
76
71
76
84

Low Clouds (% Sky Obscured)

50
47
47
45
46
48
46
45
49
54
62
74
81
63
43
25
36
44
55
52
52
53
62
73

Medium Clouds (% Sky Obscured)

1
12
18
23
21
18
19
19
20
25
30
35
35
47
54
64
64
66
68
55
43
32
29
28

High Clouds (% Sky Obscured)

0
10
21
29
36
43
50
73
81
88
92
95
99
99
99
100
77
54
32
21
11
0
0
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
2
0
0
0
0
0
10
18
24
71
95
95
95
95
82
46
19
0
3
6
3
20
29

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.4
0.8
1.3
1.3
1
0.5
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
17
16
16
17
17
16
16
16
17
17
18
18
17
17
17
17
13
13
13
13
12
12
13

Dew Point (°C)

14
14
14
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
14
13
13
13

Relative Humidity (%)

93
93
90
87
86
81
76
72
71
69
68
69
70
70
73
77
79
86
92
96
98
96
96
95

Pressure (mb)

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

Ozone (du)

342
342
342
342
342
341
340
340
341
342
342
344
347
349
350
352
354
355
355
356
357
358
359
354

Friday 2

Waning Crescent 4%

No Rise

20:37

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
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 05:40, Set: 20:58, Transit: 13:19. Moon - Rise: No Rise, Set: 20:37. Civil Dark: 21:38 - 05:00. Nautical Dark: 22:31 - 04:07. Astro Dark: 23:42 - 02:59

Total Clouds (% Sky Obscured)

93
78
63
45
59
73
86
74
56
42
42
39
39
37
35
42
41
49
47
63
74
85

Low Clouds (% Sky Obscured)

82
70
61
54
56
56
57
61
64
65
56
53
45
45
49
56
59
59
60
64
70
74

Medium Clouds (% Sky Obscured)

29
26
23
17
24
28
29
21
18
15
14
13
12
9
4
1
3
5
10
10
11
14

High Clouds (% Sky Obscured)

1
0
0
0
1
1
1
3
4
6
10
14
20
20
19
23
27
41
50
41
28
1

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

Fog (%)

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

Precipitation Probability (%)

27
33
37
23
28
27
14
20
30
30
35
34
30
32
27
20
25
24
16
29
34
36

Precipitation Amount (mm)

0
0
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)

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

Chance of Frost

Temperature (°C)

14
14
14
14
14
14
15
16
16
17
17
17
17
18
17
17
16
15
15
14
14
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
92
92
92
84
79
74
71
67
64
65
65
66
70
73
77
83
87
95
93
92

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1008
1008

Ozone (du)

350
345
342
339
336
336
335
335
335
334
334
334
335
335
334
333
332
331
330
329
327
324

Forecast for Barry, Vale of Glamorgan, United Kingdom (51.40,-3.28)

Generated: 27/07/24 03:14:01. Forecast: 27/07/24 to 02/08/24. Timezone: UTC+1.00