Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 29

Waning Gibbous 96%

20:21

07:47

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 OK
02 Bad
03 OK
04 OK

Sun - Rise: 06:24, Set: 20:05, Transit: 13:14. Moon - Rise: 20:21, Set: 07:47. Civil Dark: 20:39 - 05:49. Nautical Dark: 21:22 - 05:07. Astro Dark: 22:09 - 04:22

Total Clouds (% Sky Obscured)

100
100
100
91
100
100
100
95
85
98
73
90
74
45
61
69
63
60
33
32
29
37
27
21

Low Clouds (% Sky Obscured)

92
95
100
87
64
88
90
86
78
75
43
60
60
40
61
69
63
24
19
23
21
25
13
10

Medium Clouds (% Sky Obscured)

100
100
100
8
99
100
100
41
15
30
18
69
13
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
96
90
36
75
100
100
35
10
90
15
35
3
0
0
4
18
19
0
0
0
2
1
1

ISS Passover

Visibility (miles)

9
4
4
0
9
7
3
9
3
7
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
Very Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
51
67
95
95
95
77
39
30
42
20
11
6
11
6
3
3
5
3
2
3
3

Precipitation Amount (mm)

1.7
2.2
1.4
0
0.3
1.3
2.7
0.4
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
10
15
16
13
14
15
15
12
13
19
20
20
21
19
18
17
15
12
11
10
9
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
14
15
14
18
17
16
16
17
18
17
17
17
16
17
15
13
13
15
16
15
15
14
15

Dew Point (°C)

16
16
17
16
17
16
17
18
17
18
17
15
15
14
15
16
15
15
16
15
15
14
13
13

Relative Humidity (%)

92
95
96
98
93
81
91
95
82
82
77
70
72
71
82
90
86
86
93
93
93
90
90
93

Pressure (mb)

1006
1004
1003
1003
1002
1001
1000
999
998
998
1000
1001
1002
1003
1004
1006
1007
1008
1009
1009
1009
1010
1010
1010

Ozone (du)

305
306
308
314
319
315
323
330
322
317
316
311
313
311
311
309
308
310
311
312
313
312
313
314

Sunday 30

Waning Gibbous 91%

20:34

09:04

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

Sun - Rise: 06:25, Set: 20:03, Transit: 13:14. Moon - Rise: 20:34, Set: 09:04. Civil Dark: 20:37 - 05:51. Nautical Dark: 21:19 - 05:09. Astro Dark: 22:06 - 04:25

Total Clouds (% Sky Obscured)

33
37
38
50
42
60
77
85
82
79
100
100
53
48
68
59
100
51
58
60
51
33
33
35

Low Clouds (% Sky Obscured)

17
22
21
26
23
57
73
78
44
26
81
74
53
44
27
25
23
22
20
60
50
24
28
32

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
11
14
17
29
100
100
0
1
10
59
85
51
58
60
0
0
0
0

High Clouds (% Sky Obscured)

2
1
1
2
3
1
0
27
66
79
100
100
0
0
20
14
100
8
17
24
0
0
0
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
9
6
2
9
6
8
4
2
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
Very Light Rain
None
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

5
7
8
6
10
23
46
58
59
95
95
95
50
32
40
61
54
21
21
15
10
7
4
4

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0
0.4
1.5
0.6
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
4
4
5
7
11
13
14
16
17
18
13
14
14
13
13
13
13
12
11
12
13
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
95
96
87
72
60
53
53
54
44
50
90
95
81
85
89
92
87
87
92
87
89
90
93

Pressure (mb)

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

Ozone (du)

314
314
314
314
316
318
320
321
321
324
326
327
327
330
329
333
337
340
342
338
337
335
334
334

Monday 31

Waning Gibbous 83%

20:48

10:23

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
03 OK
04 OK

Sun - Rise: 06:27, Set: 20:01, Transit: 13:14. Moon - Rise: 20:48, Set: 10:23. Civil Dark: 20:35 - 05:53. Nautical Dark: 21:17 - 05:11. Astro Dark: 22:03 - 04:27

Total Clouds (% Sky Obscured)

48
59
52
59
53
55
62
100
100
87
88
100
96
94
95
97
98
90
82
71
57
46
36
38

Low Clouds (% Sky Obscured)

28
28
38
31
26
46
60
81
77
53
54
40
75
71
21
15
14
11
5
0
0
0
0
5

Medium Clouds (% Sky Obscured)

24
55
4
17
7
0
0
0
0
0
1
1
5
12
17
22
23
17
15
17
57
46
36
38

High Clouds (% Sky Obscured)

14
10
1
0
0
0
0
85
86
78
83
100
88
63
55
45
35
35
35
35
35
30
35
30

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 (%)

2
3
2
4
8
23
9
9
14
6
6
15
1
0
0
0
0
1
1
0
0
1
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
10
10
13
15
16
16
16
16
15
15
13
13
11
8
6
4
4
3
3
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
90
90
86
79
70
60
57
56
62
60
64
66
71
73
81
89
90
90
90
89
89
88
90

Pressure (mb)

1009
1010
1011
1012
1012
1013
1014
1015
1015
1016
1016
1017
1017
1018
1018
1019
1019
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

334
331
330
330
331
326
321
319
317
316
315
315
315
314
315
314
315
315
315
314
315
316
317
318

Tuesday 1

Waning Gibbous 74%

21:06

11:45

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
03 Bad
04 Bad

Sun - Rise: 06:28, Set: 19:58, Transit: 13:13. Moon - Rise: 21:06, Set: 11:45. Civil Dark: 20:33 - 05:54. Nautical Dark: 21:14 - 05:13. Astro Dark: 22:00 - 04:29

Total Clouds (% Sky Obscured)

48
45
61
69
50
56
81
93
87
85
78
82
77
55
53
61
72
71
56
100
100
100
74
77

Low Clouds (% Sky Obscured)

9
12
12
11
9
14
49
61
55
62
54
56
45
7
4
5
4
8
15
23
22
24
26
31

Medium Clouds (% Sky Obscured)

48
45
61
61
10
10
7
6
10
7
10
5
3
0
2
3
5
0
4
5
5
5
6
6

High Clouds (% Sky Obscured)

30
9
45
40
2
20
42
72
49
25
2
30
43
43
42
51
64
63
38
100
100
100
48
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 (%)

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 (%)

1
2
2
4
3
13
14
12
5
5
3
7
5
1
1
1
3
1
4
3
19
20
23
41

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)

2
2
1
2
3
5
6
7
8
10
11
12
12
12
11
8
6
4
4
4
5
5
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
88
80
70
60
56
54
49
45
45
47
52
56
64
82
92
93
93
93
93
92
93
93

Pressure (mb)

1020
1020
1020
1020
1021
1021
1020
1020
1020
1020
1020
1019
1019
1019
1019
1020
1020
1020
1020
1019
1019
1018
1018
1017

Ozone (du)

320
321
320
320
319
318
319
320
320
321
322
321
322
321
322
321
321
322
322
322
322
322
323
320

Wednesday 2

Waning Gibbous 74%

21:30

13:10

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
03 Bad
04 Bad

Sun - Rise: 06:30, Set: 19:56, Transit: 13:13. Moon - Rise: 21:30, Set: 13:10. Civil Dark: 20:30 - 05:56. Nautical Dark: 21:12 - 05:14. Astro Dark: 21:57 - 04:31

Total Clouds (% Sky Obscured)

99
100
96
92
89
89
88
89
90
91
93
93
93
93
87
87
82
81
76
74
69
63
59
68

Low Clouds (% Sky Obscured)

71
35
84
86
89
86
80
76
77
77
76
62
53
42
48
50
52
63
74
74
62
44
28
21

Medium Clouds (% Sky Obscured)

78
22
55
92
71
77
88
85
71
57
45
36
25
12
10
8
6
5
5
5
4
3
3
6

High Clouds (% Sky Obscured)

99
100
74
42
13
31
49
67
49
42
50
48
50
47
59
87
82
74
59
43
52
60
51
43

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

Precipitation Probability (%)

56
67
87
95
93
84
81
30
31
30
31
32
30
21
16
15
7
19
21
19
20
17
4
8

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

8
10
12
12
13
15
15
17
18
18
17
17
16
15
14
13
11
10
11
11
13
12
12
11

Chance of Frost

Temperature (°C)

16
16
16
17
18
19
19
19
20
20
20
20
20
19
19
18
18
17
17
16
16
15
14
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
96
95
89
85
81
81
86
88
85
82
81
80
77
76
80
82
87
86
86
86
86
89
90

Pressure (mb)

1017
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1017
1017
1017
1017
1017

Ozone (du)

318
315
312
308
305
304
302
301
301
299
298
297
296
295
294
294
294
294
295
295
296
297
298
299

Thursday 3

Waning Gibbous 63%

22:04

14:35

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
03 Bad
04 Bad

Sun - Rise: 06:31, Set: 19:54, Transit: 13:13. Moon - Rise: 22:04, Set: 14:35. Civil Dark: 20:28 - 05:58. Nautical Dark: 21:09 - 05:16. Astro Dark: 21:54 - 04:34

Total Clouds (% Sky Obscured)

78
91
92
93
92
93
95
97
96
96
96
93
91
89
89
90
90
93
96
98
98
98
97
98

Low Clouds (% Sky Obscured)

15
6
4
2
0
11
21
32
39
48
70
55
42
22
15
7
0
7
18
29
28
23
18
17

Medium Clouds (% Sky Obscured)

6
8
9
9
9
9
25
29
29
30
30
27
26
26
38
53
68
61
55
49
52
55
59
71

High Clouds (% Sky Obscured)

38
45
50
62
71
67
63
62
55
62
68
67
66
61
61
40
34
26
25
36
26
25
23
30

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 (%)

8
4
8
11
9
21
23
22
22
21
20
20
18
7
11
11
6
7
9
7
8
9
5
10

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
7
6
8
11
14
14
14
15
15
15
16
16
16
15
14
13
12
12
12
12
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
93
80
71
61
57
55
52
53
55
56
62
68
75
80
85
92
93
93
93
92
89
87

Pressure (mb)

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

Ozone (du)

299
299
299
300
300
300
301
302
303
303
304
305
304
304
303
305
307
309
310
311
311
311
310
309

Friday 4

Third Quarter 51%

22:52

15:54

Sun - Rise: 06:33, Set: 19:52, Transit: 13:12. Moon - Rise: 22:52, Set: 15:54. Civil Dark: 20:26 - 05:59. Nautical Dark: 21:07 - 05:18. Astro Dark: 21:51 - 04:36

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Welcome to Clear Outside

Forecast for Alphington, Devon, United Kingdom (50.70,-3.52)

Generated: 29/08/26 05:07:15. Forecast: 29/08/26 to 04/09/26. Timezone: UTC+1.00