Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 23

Waxing Gibbous 83%

18:26

01:37

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

Sun - Rise: 06:18, Set: 20:18, Transit: 13:17. Moon - Rise: 18:26, Set: 01:37. Civil Dark: 20:53 - 05:43. Nautical Dark: 21:37 - 04:59. Astro Dark: 22:26 - 04:11

Total Clouds (% Sky Obscured)

15
22
18
22
15
6
5
1
0
18
71
77
100
100
100
100
98
100
95
99
100
100
99
87

Low Clouds (% Sky Obscured)

15
22
18
19
15
3
0
0
0
0
0
8
10
16
9
21
26
44
44
40
38
43
38
52

Medium Clouds (% Sky Obscured)

0
0
10
0
0
0
0
0
0
0
0
0
0
0
13
3
11
16
22
24
28
54
80
68

High Clouds (% Sky Obscured)

15
6
3
0
7
3
4
1
0
18
66
72
100
100
100
100
93
98
75
95
100
100
86
38

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
1
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)

5
8
10
11
12
12
11
11
10
8
4
4
4
5
5
6
6
8
9
11
12
14
15
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
19
20
20
20
20
20
19
19
19
18
16
15
12
12
13
13
12
12
12
12
12
12
12

Dew Point (°C)

10
10
10
9
9
9
9
10
10
10
13
12
12
11
12
12
13
13
14
13
14
14
13
13

Relative Humidity (%)

55
48
46
44
43
42
43
48
53
57
74
82
83
82
84
87
90
93
93
92
93
90
81
78

Pressure (mb)

1025
1025
1025
1025
1025
1024
1024
1023
1023
1023
1022
1023
1023
1022
1022
1022
1021
1021
1020
1019
1019
1019
1019
1018

Ozone (du)

348
348
347
346
346
346
347
346
345
343
343
343
341
338
336
335
332
330
328
327
325
325
324
324

Monday 24

Waxing Gibbous 90%

18:58

02:47

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
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:19, Set: 20:16, Transit: 13:17. Moon - Rise: 18:58, Set: 02:47. Civil Dark: 20:51 - 05:44. Nautical Dark: 21:34 - 05:01. Astro Dark: 22:23 - 04:13

Total Clouds (% Sky Obscured)

96
89
98
95
97
100
80
100
99
73
72
96
100
94
95
96
95
84
73
76
95
97
87
89

Low Clouds (% Sky Obscured)

44
45
57
10
1
1
1
0
4
0
24
36
73
76
73
95
95
84
73
76
84
91
87
89

Medium Clouds (% Sky Obscured)

57
68
65
52
21
91
22
69
97
26
34
95
100
71
82
72
63
18
20
24
92
87
51
39

High Clouds (% Sky Obscured)

87
60
96
76
97
88
76
100
44
70
70
13
43
54
80
86
74
73
11
3
3
2
2
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
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
Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
1
3
10
27
37
40
46
52
9
14
31
21
18
11
26
19

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

19
21
22
23
23
22
21
20
18
15
14
16
15
15
14
13
12
11
10
9
9
9
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
12
12
11
10
9
9
10
11
12
12
12
10
10
10
11
13
14
14
14
14
14
13
13

Relative Humidity (%)

72
63
59
55
51
45
46
48
54
58
60
60
56
60
64
69
81
85
89
90
93
89
85
81

Pressure (mb)

1018
1017
1017
1016
1015
1015
1014
1013
1013
1012
1012
1012
1012
1012
1012
1011
1011
1011
1010
1010
1010
1010
1010
1010

Ozone (du)

326
328
329
328
329
328
328
328
327
327
326
323
324
325
327
329
327
324
323
320
319
321
322
322

Tuesday 25

Waxing Gibbous 95%

19:22

04:02

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
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:21, Set: 20:14, Transit: 13:17. Moon - Rise: 19:22, Set: 04:02. Civil Dark: 20:49 - 05:46. Nautical Dark: 21:32 - 05:03. Astro Dark: 22:20 - 04:15

Total Clouds (% Sky Obscured)

99
100
98
100
100
100
100
98
84
70
90
89
95
72
71
79
71
73
80
85
100
95
90
65

Low Clouds (% Sky Obscured)

96
90
80
95
93
74
71
72
72
69
79
86
88
62
64
79
71
71
73
81
77
63
58
51

Medium Clouds (% Sky Obscured)

90
92
98
93
95
94
90
87
43
9
15
7
8
4
0
5
2
4
4
0
3
44
55
4

High Clouds (% Sky Obscured)

32
0
4
18
68
64
84
74
25
9
10
10
10
23
10
8
1
3
31
32
100
88
78
22

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
5
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
88
89
88
88
88
88
88
88
88
88
88

Precipitation Type

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

Precipitation Probability (%)

12
4
11
30
44
57
53
51
35
19
11
9
5
2
1
4
5
3
2
3
1
3
5
6

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

13
15
15
14
13
10
8
7
6
6
5
4
4
5
6
6
6
6
5
5
6
5
6
8

Chance of Frost

Temperature (°C)

17
18
20
20
20
20
20
19
19
19
18
18
18
18
18
17
17
17
17
17
17
17
18
19

Feels Like (°C)

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

Dew Point (°C)

12
11
12
11
12
14
17
17
17
17
17
17
17
17
17
16
16
17
17
16
16
16
16
16

Relative Humidity (%)

71
61
58
56
60
69
81
88
86
85
95
95
96
93
93
95
96
98
98
96
92
92
88
81

Pressure (mb)

1010
1009
1009
1009
1009
1009
1008
1008
1008
1008
1008
1009
1009
1009
1009
1009
1009
1008
1008
1009
1009
1009
1009
1009

Ozone (du)

321
320
319
317
316
316
317
318
319
320
321
321
322
322
322
323
322
323
321
322
323
324
326
325

Wednesday 26

Waxing Gibbous 99%

19:41

05:17

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
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:22, Set: 20:12, Transit: 13:16. Moon - Rise: 19:41, Set: 05:17. Civil Dark: 20:47 - 05:48. Nautical Dark: 21:29 - 05:05. Astro Dark: 22:17 - 04:18

Total Clouds (% Sky Obscured)

73
85
100
96
92
88
91
96
100
100
100
100
100
86
81
98
98
99
100
93
75
45
45
53

Low Clouds (% Sky Obscured)

56
50
42
43
39
37
47
61
73
81
87
91
70
72
65
89
86
87
88
76
57
33
37
48

Medium Clouds (% Sky Obscured)

9
39
30
33
37
12
91
96
100
100
100
100
99
15
17
21
18
27
25
30
20
10
3
0

High Clouds (% Sky Obscured)

36
65
100
85
67
50
67
83
100
100
100
100
100
60
66
60
55
53
56
56
51
45
39
43

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
1
1
9
9
4
9
0
0
0
1
9
9
9
9
9

Fog (%)

88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88

Precipitation Type

None
None
None
None
None
None
None
None
Light Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None

Precipitation Probability (%)

16
5
1
1
2
9
40
43
95
95
95
95
95
95
95
95
95
95
90
74
40
40
33
13

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.4
3.9
2.8
1.1
1.5
1.8
2.3
1.6
1.1
0.8
0.7
0.5
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
21
21
22
22
22
22
21
20
19
18
18
17
17
17
17
17
17
17
17
17
17
17
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
62
56
54
56
57
56
60
67
77
96
93
96
98
98
98
98
100
98
96
96
95
92
81

Pressure (mb)

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

Ozone (du)

326
326
326
325
324
324
324
325
325
323
322
331
335
342
343
347
346
345
345
346
345
344
344
343

Thursday 27

Waxing Gibbous 100%

19:56

06:33

10 Bad
11 Bad
12 OK
13 OK
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

Sun - Rise: 06:24, Set: 20:10, Transit: 13:16. Moon - Rise: 19:56, Set: 06:33. Civil Dark: 20:44 - 05:49. Nautical Dark: 21:27 - 05:07. Astro Dark: 22:14 - 04:20

Total Clouds (% Sky Obscured)

48
30
24
33
46
69
75
90
90
85
85
81
69
87
83
89
93
95
94
93
92
95
96
96

Low Clouds (% Sky Obscured)

48
30
24
33
42
36
35
35
30
26
23
23
23
23
26
31
32
36
38
37
34
34
35
37

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
5
13
14
14
14
25
13
9
57
62
66
74
69
70
71
75
79
82

High Clouds (% Sky Obscured)

27
12
1
13
27
40
46
71
67
62
67
72
49
57
36
51
60
63
77
85
92
92
91
89

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
8
8
8

Fog (%)

88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88

Precipitation Type

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

Precipitation Probability (%)

27
21
12
14
15
15
23
35
37
53
49
24
37
35
16
40
40
29
48
53
42
62
67
65

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

12
13
14
15
14
14
13
12
11
9
7
5
4
3
3
3
3
2
2
2
2
3
4
7

Chance of Frost

Temperature (°C)

19
19
20
20
20
20
20
19
19
18
16
16
15
15
15
15
14
14
14
14
13
13
15
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
66
58
54
54
52
53
54
56
63
78
85
87
87
89
89
92
93
95
95
96
96
92
86

Pressure (mb)

1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1004
1004
1004
1004
1003
1003
1003
1003
1003
1002
1002

Ozone (du)

343
343
343
344
344
344
343
343
342
343
342
343
345
344
343
342
341
340
339
341
342
343
344
345

Friday 28

Full Moon 99%

20:10

07:48

10 Bad
11 Bad
12 Bad
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

Sun - Rise: 06:25, Set: 20:08, Transit: 13:16. Moon - Rise: 20:10, Set: 07:48. Civil Dark: 20:42 - 05:51. Nautical Dark: 21:24 - 05:09. Astro Dark: 22:11 - 04:22

Total Clouds (% Sky Obscured)

95
93
94
94
91
88
80
71
63
51
38
30
46
61
76
79
73
73
79
85
95
96
98
100

Low Clouds (% Sky Obscured)

30
25
20
25
33
42
41
40
41
28
15
2
2
1
2
2
0
0
2
5
7
12
18
23

Medium Clouds (% Sky Obscured)

74
66
57
66
76
86
67
47
26
18
10
3
9
15
23
30
36
39
52
68
88
72
57
41

High Clouds (% Sky Obscured)

92
93
94
94
91
88
77
61
47
32
20
9
27
39
50
48
42
33
34
46
58
69
84
97

ISS Passover

Visibility (miles)

7
8
9
9
9
8
7
8
9
9
9
9
9
9
9
9
9
9
9
8
7
6
7
8

Fog (%)

88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88

Precipitation Type

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

Precipitation Probability (%)

64
59
47
50
53
57
55
49
37
29
15
3
6
4
3
13
17
13
50
63
63
64
61
60

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
75
67
61
67
72
78
73
70
65
72
81
89
90
90
93
95
95
96
96
96
96
89
83

Pressure (mb)

1002
1002
1002
1002
1002
1003
1003
1004
1004
1005
1005
1006
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007

Ozone (du)

346
345
345
345
343
341
340
339
339
339
340
342
344
343
342
342
342
343
344
343
342
341
339
337

Saturday 29

Waning Gibbous 96%

20:22

09:05

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
05 Bad
06 Bad

Sun - Rise: 06:27, Set: 20:06, Transit: 13:15. Moon - Rise: 20:22, Set: 09:05. Civil Dark: 20:40 - 05:53. Nautical Dark: 21:22 - 05:11. Astro Dark: 22:08 - 04:25

Total Clouds (% Sky Obscured)

100
100
100
99
98
97
95
93
91
92
92
93
96
98
100
100
100
100
96
93
95

Low Clouds (% Sky Obscured)

22
22
25
34
45
53
49
46
43
56
69
78
80
84
88
88
89
89
88
86
85

Medium Clouds (% Sky Obscured)

58
75
90
73
56
38
37
33
27
18
10
2
1
0
0
0
0
0
2
3
5

High Clouds (% Sky Obscured)

98
98
98
94
90
85
85
87
87
82
77
74
71
64
60
43
25
0
32
67
95

ISS Passover

Visibility (miles)

9
9
9
9
8
8
7
8
8
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88

Precipitation Type

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

Precipitation Probability (%)

86
95
95
94
69
48
53
46
44
50
40
25
28
27
25
28
28
26
32
35
35

Precipitation Amount (mm)

0.4
0.6
0.8
0.7
0.3
0
0.3
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
13
13
14
15
17
19
17
16
15
14
13
12
12
11
11
10
9
8
8
9

Chance of Frost

Temperature (°C)

17
17
18
19
19
19
20
19
18
17
17
17
17
17
17
17
17
16
16
16
16

Feels Like (°C)

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

Dew Point (°C)

13
13
13
13
13
14
14
14
15
15
15
15
15
15
15
15
15
15
14
14
13

Relative Humidity (%)

77
74
72
69
69
69
68
73
80
86
88
88
87
87
89
89
87
89
89
87
86

Pressure (mb)

1007
1007
1007
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1005
1005
1006

Ozone (du)

335
333
332
331
331
331
331
332
333
335
333
331
329
329
328
327
326
325
324
325
325

Forecast for Buckfastleigh, Devon, United Kingdom (50.48,-3.78)

Generated: 23/08/26 10:57:21. Forecast: 23/08/26 to 29/08/26. Timezone: UTC+1.00