Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 29

Full Moon 100%

21:13

06:05

21 Good
22 Good
23 Good
00 Good
01 Bad
02 OK
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 OK
18 Good
19 Bad
20 Bad

Sun - Rise: 05:28, Set: 20:57, Transit: 13:13. Moon - Rise: 21:13, Set: 06:05. Civil Dark: 21:40 - 04:48. Nautical Dark: 22:35 - 03:53. Astro Dark: 23:56 - 02:35

Total Clouds (% Sky Obscured)

3
4
5
7
55
41
83
100
82
72
93
67
99
98
99
99
100
89
72
65
34
0
60
80

Low Clouds (% Sky Obscured)

3
0
5
7
22
24
29
35
44
53
50
40
40
45
43
65
83
75
72
65
34
0
14
11

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
2
11
39
40
49
60
88
59
16
14
2
0
0
0

High Clouds (% Sky Obscured)

0
4
0
7
29
10
50
100
64
36
46
61
96
89
88
88
97
2
0
0
0
0
58
80

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
2
6
17
10
17
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

21
20
18
18
17
16
17
15
15
15
16
16
19
18
19
19
18
19
19
21
21
19
19
18

Dew Point (°C)

15
16
16
16
15
15
16
15
15
16
15
14
13
12
10
10
9
9
10
12
10
9
8
6

Relative Humidity (%)

66
77
85
92
93
95
96
96
98
100
92
77
67
59
50
47
46
45
46
47
43
42
41
37

Pressure (mb)

1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

323
323
325
326
326
326
327
328
329
330
330
330
330
328
330
334
336
337
339
341
342
343
342
343

Thursday 30

Waning Gibbous 98%

21:29

07:21

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

Sun - Rise: 05:30, Set: 20:56, Transit: 13:13. Moon - Rise: 21:29, Set: 07:21. Civil Dark: 21:38 - 04:50. Nautical Dark: 22:33 - 03:55. Astro Dark: 23:51 - 02:39

Total Clouds (% Sky Obscured)

60
95
94
76
72
13
0
0
0
0
0
0
0
2
25
54
56
43
60
65
56
67
23
22

Low Clouds (% Sky Obscured)

13
20
22
21
19
11
0
0
0
0
0
0
0
2
15
19
11
4
14
12
0
1
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
40
55
39
25
19
20

High Clouds (% Sky Obscured)

48
95
94
76
69
1
0
0
0
0
0
0
0
0
2
34
40
40
40
40
40
27
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
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
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)

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

Chance of Frost

Temperature (°C)

19
18
17
16
15
14
13
12
11
11
12
14
16
19
20
21
22
23
23
23
23
23
22
20

Feels Like (°C)

17
16
14
13
13
13
13
11
11
11
12
14
16
18
19
20
19
18
19
19
18
17
17
17

Dew Point (°C)

8
11
9
9
8
7
7
6
6
5
4
3
3
3
3
2
0
0
1
1
2
4
6
5

Relative Humidity (%)

48
63
60
66
64
62
64
66
70
69
60
48
40
35
33
26
23
22
22
23
25
29
35
37

Pressure (mb)

1017
1017
1018
1018
1019
1019
1019
1019
1019
1019
1020
1020
1020
1020
1019
1019
1018
1018
1018
1018
1017
1017
1017
1018

Ozone (du)

344
344
345
348
351
354
355
357
357
359
360
359
358
359
356
355
355
352
351
350
350
350
351
350

Friday 31

Waning Gibbous 94%

21:42

08:37

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

Sun - Rise: 05:31, Set: 20:54, Transit: 13:13. Moon - Rise: 21:42, Set: 08:37. Civil Dark: 21:36 - 04:51. Nautical Dark: 22:31 - 03:57. Astro Dark: 23:47 - 02:43

Total Clouds (% Sky Obscured)

18
15
13
28
38
25
12
8
0
0
0
0
1
1
0
1
7
7
34
34
91
90
76
62

Low Clouds (% Sky Obscured)

0
0
5
5
16
16
8
6
0
0
0
0
0
0
0
0
2
2
3
2
0
0
0
0

Medium Clouds (% Sky Obscured)

15
12
7
13
14
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
34
30
21
16

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
1
2
2
20
15
22
15
21
27

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
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)

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

Chance of Frost

Temperature (°C)

18
17
16
15
14
13
12
11
10
10
12
15
17
19
20
22
23
24
24
24
24
24
22
21

Feels Like (°C)

16
15
14
13
13
12
12
12
11
11
12
14
16
18
20
20
21
22
21
20
20
20
19
17

Dew Point (°C)

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

Relative Humidity (%)

36
42
53
64
71
75
81
85
87
87
75
61
51
44
38
34
29
27
25
25
26
27
29
34

Pressure (mb)

1018
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1021
1020
1020
1020
1020
1019
1019
1019
1018
1018
1018
1018
1018

Ozone (du)

350
350
348
348
350
354
362
367
368
366
360
357
352
350
347
341
337
335
333
332
329
328
327
327

Saturday 1

Waning Gibbous 88%

21:54

09:52

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
20 Bad

Sun - Rise: 05:33, Set: 20:52, Transit: 13:13. Moon - Rise: 21:54, Set: 09:52. Civil Dark: 21:34 - 04:53. Nautical Dark: 22:28 - 04:00. Astro Dark: 23:42 - 02:47

Total Clouds (% Sky Obscured)

52
68
82
93
95
97
100
100
100
100
100
100
100
100
91
100
98
96
94
95
96
98
98
99

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
2
2
3
2
2
0
1
4
9
19
16
7

Medium Clouds (% Sky Obscured)

7
15
23
32
65
45
87
90
94
97
83
79
80
82
76
55
39
39
83
59
71
84
93
35

High Clouds (% Sky Obscured)

37
49
63
78
85
93
100
100
100
100
100
100
100
100
78
100
82
69
54
62
73
83
88
94

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
2
2
1
4
5
5
4
2
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)

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

Chance of Frost

Temperature (°C)

19
17
16
15
15
15
14
14
14
14
14
15
17
18
19
20
22
22
23
23
23
23
23
21

Feels Like (°C)

15
14
13
12
12
12
11
12
12
12
11
12
13
15
16
18
19
19
20
21
20
20
19
18

Dew Point (°C)

6
7
8
7
7
7
7
7
6
6
4
4
3
3
3
2
1
1
-0
-1
-1
-1
0
1

Relative Humidity (%)

44
53
59
57
60
61
63
61
60
56
51
46
41
37
32
30
26
23
21
20
19
19
22
25

Pressure (mb)

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

Ozone (du)

326
326
327
326
325
326
327
328
327
327
328
329
329
329
330
329
329
329
328
328
327
327
329
329

Sunday 2

Waning Gibbous 80%

22:05

11:09

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
20 Bad

Sun - Rise: 05:34, Set: 20:51, Transit: 13:13. Moon - Rise: 22:05, Set: 11:09. Civil Dark: 21:32 - 04:55. Nautical Dark: 22:26 - 04:02. Astro Dark: 23:38 - 02:51

Total Clouds (% Sky Obscured)

100
100
92
88
91
91
96
100
96
96
99
100
100
100
100
99
100
100
100
100
100
100
92
84

Low Clouds (% Sky Obscured)

3
1
1
0
0
0
0
0
0
0
6
11
17
24
24
29
17
8
4
1
1
2
2
6

Medium Clouds (% Sky Obscured)

30
36
41
25
24
25
27
28
28
34
41
40
43
90
87
94
96
98
100
97
94
91
74
61

High Clouds (% Sky Obscured)

100
100
81
76
80
85
86
85
81
83
96
100
100
98
96
94
96
98
100
100
100
100
68
36

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
6
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
Very Light Rain
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

0
1
0
0
2
2
1
7
11
13
21
26
27
28
28
25
43
34
30
54
65
68
57
43

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
19
18
17
17
16
16
16
15
15
15
17
18
20
22
24
25
26
26
26
25
25
23
22

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

34
38
45
51
58
64
67
75
82
85
77
65
53
44
40
34
31
31
30
30
34
38
43
46

Pressure (mb)

1013
1014
1013
1013
1013
1012
1012
1012
1011
1011
1011
1010
1010
1009
1009
1008
1008
1007
1007
1006
1006
1006
1006
1006

Ozone (du)

331
332
334
334
333
331
328
328
326
324
323
323
323
323
323
325
325
326
326
327
327
328
328
328

Monday 3

Waning Gibbous 71%

22:17

12:29

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
20 Bad

Sun - Rise: 05:36, Set: 20:49, Transit: 13:13. Moon - Rise: 22:17, Set: 12:29. Civil Dark: 21:30 - 04:56. Nautical Dark: 22:23 - 04:04. Astro Dark: 23:34 - 02:55

Total Clouds (% Sky Obscured)

76
72
69
65
77
88
100
93
86
81
85
90
94
92
90
87
87
88
92
93
97
97
91
85

Low Clouds (% Sky Obscured)

10
9
11
10
29
47
60
53
47
40
43
50
60
56
52
51
61
74
87
89
88
87
84
80

Medium Clouds (% Sky Obscured)

48
46
40
31
51
74
97
78
60
42
38
34
33
42
51
60
47
33
26
22
13
13
11
13

High Clouds (% Sky Obscured)

2
3
3
8
38
65
91
64
37
9
13
9
12
40
69
87
57
33
8
14
24
32
25
15

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

Precipitation Probability (%)

19
21
20
12
37
52
63
75
78
73
66
67
75
77
76
94
95
95
85
64
48
19
20
19

Precipitation Amount (mm)

0
0
0
0
0
0.2
0.4
0.4
0.4
0.3
0.2
0.3
0.4
0.4
0.3
0.7
0.9
0.9
0.5
0.2
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

20
20
21
21
22
14
14
15
14
14
15
16
16
17
17
16
16
24
22
20
19
19
18
15

Dew Point (°C)

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

Relative Humidity (%)

50
54
64
77
92
90
90
90
89
89
90
81
73
67
57
47
40
40
39
39
41
43
46
54

Pressure (mb)

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

Ozone (du)

329
330
330
330
331
331
331
331
331
331
332
332
333
334
336
338
340
340
340
341
341
342
342
342

Tuesday 4

Waning Gibbous 60%

22:32

13:53

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

Sun - Rise: 05:38, Set: 20:47, Transit: 13:12. Moon - Rise: 22:32, Set: 13:53. Civil Dark: 21:29 - 04:58. Nautical Dark: 22:21 - 04:06. Astro Dark: 23:30 - 02:58

Total Clouds (% Sky Obscured)

78
84
90
95
95
95
95
81
66
63
62
65
61
64
66
67
67
74
79
72
62
52

Low Clouds (% Sky Obscured)

71
76
81
86
57
29
0
0
0
0
10
19
29
45
66
67
67
74
79
72
62
52

Medium Clouds (% Sky Obscured)

12
19
30
41
44
42
40
29
15
0
0
0
0
3
6
8
14
18
23
18
16
17

High Clouds (% Sky Obscured)

6
4
2
0
20
36
48
32
24
11
9
7
4
5
5
5
4
3
2
5
5
5

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

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

Precipitation Probability (%)

10
9
7
0
3
5
3
10
12
13
15
17
18
14
11
3
6
4
0
1
1
1

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
75
80
84
90
92
93
96
93
93
92
89
89
87
82
76
71
64
59
53
51
49

Pressure (mb)

1011
1012
1013
1013
1014
1014
1015
1015
1016
1016
1017
1017
1018
1018
1019
1019
1020
1020
1020
1020
1020
1020

Ozone (du)

342
342
340
338
336
334
332
330
328
326
324
324
323
322
321
320
320
320
320
320
321
322

Forecast for Marlborough, Wiltshire, United Kingdom (51.42,-1.73)

Generated: 29/07/26 21:54:05. Forecast: 29/07/26 to 04/08/26. Timezone: UTC+1.00