Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 23

Waxing Gibbous 83%

18:27

01:38

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

Sun - Rise: 06:17, Set: 20:19, Transit: 13:18. Moon - Rise: 18:27, Set: 01:38. Civil Dark: 20:54 - 05:42. Nautical Dark: 21:38 - N/A. Astro Dark: 22:27 - 04:12

Total Clouds (% Sky Obscured)

20
39
53
50
60
68
35
44
49
44
7
3
6
10
33
59
98
100
100
100
100
100
95
93

Low Clouds (% Sky Obscured)

0
0
0
0
0
37
35
38
36
13
6
0
0
0
0
0
0
0
0
0
17
20
27
24

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
6
11
19
16
0
0
0
0
0
0
0
0
0
0
0
20
8
18

High Clouds (% Sky Obscured)

20
39
53
50
45
30
2
3
3
3
1
1
5
10
33
59
98
100
100
100
100
100
95
93

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)

5
5
4
3
5
7
9
10
11
12
12
12
12
12
11
8
5
5
6
7
8
9
10
11

Chance of Frost

Temperature (°C)

10
10
11
14
17
19
20
20
21
21
21
21
21
20
18
17
15
14
14
14
15
15
15
15

Feels Like (°C)

8
9
10
13
15
16
17
19
19
18
19
19
19
18
17
17
15
13
12
12
12
12
12
12

Dew Point (°C)

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

Relative Humidity (%)

84
85
81
68
56
49
44
40
39
38
40
40
43
48
52
67
78
76
76
75
76
82
90
93

Pressure (mb)

1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1024
1023
1023
1023
1023
1023
1023
1022
1022
1022
1021
1021
1020

Ozone (du)

351
351
352
352
351
351
351
349
348
348
348
348
348
347
346
343
341
340
339
337
333
330
328
326

Monday 24

Waxing Gibbous 90%

18:59

02:49

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: 06:19, Set: 20:17, Transit: 13:18. Moon - Rise: 18:59, Set: 02:49. Civil Dark: 20:52 - 05:44. Nautical Dark: 21:36 - 05:01. Astro Dark: 22:24 - 04:14

Total Clouds (% Sky Obscured)

73
100
100
86
97
100
97
95
100
100
99
99
82
91
69
79
96
100
99
96
99
100
100
98

Low Clouds (% Sky Obscured)

28
27
25
30
36
29
35
36
5
8
6
11
3
0
0
57
57
70
69
76
81
90
95
77

Medium Clouds (% Sky Obscured)

30
25
29
82
96
97
96
95
96
94
73
49
41
25
20
48
96
47
23
96
40
23
73
98

High Clouds (% Sky Obscured)

39
100
100
47
65
100
77
34
100
100
94
98
46
23
7
4
28
88
83
66
89
40
20
22

ISS Passover

Visibility (miles)

9
9
5
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
Light Rain
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
1
5
11
19
8
25
43
73
27
9
3
1
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1.1
0
0
0
0
0

Wind Speed/Direction (mph)

12
14
17
19
21
22
23
24
25
25
24
23
22
20
18
18
18
19
19
18
16
14
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
92
84
78
73
64
60
54
48
48
44
48
48
52
51
49
48
57
66
68
73
77
78

Pressure (mb)

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

Ozone (du)

323
321
322
322
322
322
323
325
327
328
328
328
328
326
327
327
327
326
325
324
324
326
328
330

Tuesday 25

Waxing Gibbous 95%

19:24

04:03

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: 06:20, Set: 20:15, Transit: 13:18. Moon - Rise: 19:24, Set: 04:03. Civil Dark: 20:50 - 05:46. Nautical Dark: 21:33 - 05:03. Astro Dark: 22:21 - 04:17

Total Clouds (% Sky Obscured)

90
92
82
91
79
81
80
73
77
89
100
88
73
71
81
76
80
81
85
83
87
86
96
98

Low Clouds (% Sky Obscured)

73
82
70
88
79
81
80
73
77
71
76
76
61
66
79
76
80
81
85
83
62
58
79
87

Medium Clouds (% Sky Obscured)

90
92
48
82
45
44
37
31
18
12
12
13
73
49
45
76
25
58
4
7
3
4
0
1

High Clouds (% Sky Obscured)

30
35
8
0
11
2
2
73
77
89
100
16
14
1
14
25
4
3
3
2
46
41
55
58

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
7
9
8
9
9
9
9
9
9
9
9
1
0

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

Precipitation Probability (%)

3
8
23
51
53
76
53
47
46
31
25
24
29
15
8
3
2
6
5
4
3
3
0
3

Precipitation Amount (mm)

0
0
0
0.4
0.4
0.9
0.2
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
11
11
10
11
11
11
11
10
7
6
9
8
8
7
6
4
2
3
3
2
2
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
80
80
81
73
60
57
53
51
54
58
69
78
82
86
93
92
93
90
87
90
96
100
98

Pressure (mb)

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

Ozone (du)

331
329
330
331
329
327
322
320
319
320
320
321
322
321
320
321
322
322
323
323
323
324
323
323

Wednesday 26

Waxing Gibbous 99%

19:42

No Set

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: 06:22, Set: 20:13, Transit: 13:18. Moon - Rise: 19:42, Set: No Set. Civil Dark: 20:48 - 05:47. Nautical Dark: 21:31 - 05:04. Astro Dark: 22:18 - 04:19

Total Clouds (% Sky Obscured)

98
99
97
94
92
94
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
76
100

Low Clouds (% Sky Obscured)

89
89
90
82
63
67
71
82
69
40
34
36
48
33
91
94
65
97
98
99
76
83
45
49

Medium Clouds (% Sky Obscured)

3
6
5
8
12
17
24
27
93
93
26
67
96
100
100
70
84
93
100
100
100
100
53
10

High Clouds (% Sky Obscured)

55
65
83
63
50
67
83
100
100
68
100
100
100
100
100
100
100
100
95
100
100
100
39
100

ISS Passover

Visibility (miles)

5
5
6
6
9
9
9
9
4
9
9
9
9
7
2
0
9
2
3
1
1
1
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

4
2
5
6
17
16
29
45
29
15
21
27
44
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0
0
0
0
0
0.7
0.9
0.7
1.1
1.2
1.4
1.8
2
1.6
1
0.9

Wind Speed/Direction (mph)

3
4
5
6
8
10
11
13
14
13
14
14
13
10
10
7
9
9
10
10
10
9
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
95
93
85
76
73
74
80
72
60
57
64
78
95
98
98
96
96
96
96
95
96
96

Pressure (mb)

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

Ozone (du)

322
323
323
325
326
326
328
329
330
330
330
329
327
329
325
329
331
334
333
335
337
340
348
349

Thursday 27

Waxing Gibbous 100%

19:58

05:18

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: 06:23, Set: 20:11, Transit: 13:17. Moon - Rise: 19:58, Set: 05:18. Civil Dark: 20:46 - 05:49. Nautical Dark: 21:28 - 05:06. Astro Dark: 22:16 - 04:21

Total Clouds (% Sky Obscured)

100
100
90
84
86
88
95
95
100
100
99
99
88
88
82
89
97
82
69
54
63
68
72
68

Low Clouds (% Sky Obscured)

53
81
79
65
65
65
64
42
31
32
37
43
40
31
12
11
7
5
6
8
15
20
21
16

Medium Clouds (% Sky Obscured)

5
0
0
0
3
9
9
18
19
38
27
87
24
68
72
82
89
68
47
29
20
9
0
0

High Clouds (% Sky Obscured)

100
100
28
20
8
7
25
35
61
80
97
98
86
78
36
52
72
65
51
34
38
49
63
59

ISS Passover

Visibility (miles)

9
9
9
9
9
8
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

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

Precipitation Probability (%)

95
92
68
60
50
58
59
47
33
33
24
34
29
34
35
41
45
49
45
38
41
37
24
32

Precipitation Amount (mm)

0.9
0.7
0.4
0.3
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
9
9
11
12
13
13
14
15
15
16
16
15
14
12
7
6
4
4
4
4
4
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
96
96
92
90
86
83
78
69
58
55
52
53
57
74
81
87
95
96
96
96
96
96
95

Pressure (mb)

1003
1003
1003
1003
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1005
1005
1005
1005
1005
1004
1004
1003
1003

Ozone (du)

348
347
346
346
348
350
351
351
351
350
349
348
345
344
345
344
344
344
345
346
347
346
345
343

Friday 28

Full Moon 99%

20:11

06:34

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: 06:25, Set: 20:09, Transit: 13:17. Moon - Rise: 20:11, Set: 06:34. Civil Dark: 20:43 - 05:51. Nautical Dark: 21:26 - 05:08. Astro Dark: 22:13 - 04:24

Total Clouds (% Sky Obscured)

64
61
66
71
76
82
88
95
96
97
97
95
91
88
92
97
100
100
100
100
100
100
100
95

Low Clouds (% Sky Obscured)

12
12
30
50
71
73
75
76
70
62
57
45
29
9
12
17
23
46
70
93
93
94
94
76

Medium Clouds (% Sky Obscured)

0
1
1
2
3
13
22
32
43
56
73
67
60
48
64
80
96
96
95
94
89
84
77
70

High Clouds (% Sky Obscured)

55
51
45
34
28
42
56
73
83
89
91
92
91
88
89
91
93
91
91
89
68
47
26
24

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
6
4
6
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

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

Precipitation Probability (%)

31
16
30
28
16
19
16
13
24
35
47
44
36
25
28
33
41
60
74
92
77
62
41
36

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0.2
0
0
0
0
0
0.2
0.3
0.5
0.3
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
93
87
80
75
66
59
53
59
65
73
73
72
73
78
85
92
93
95
96
93
92
90

Pressure (mb)

1003
1002
1002
1002
1002
1002
1002
1003
1003
1003
1003
1003
1003
1003
1003
1004
1004
1004
1004
1004
1004
1004
1004
1004

Ozone (du)

344
344
344
343
342
342
341
341
341
339
337
335
334
334
333
334
334
335
337
339
341
339
336
334

Saturday 29

Waning Gibbous 96%

20:24

07:50

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: 06:26, Set: 20:07, Transit: 13:17. Moon - Rise: 20:24, Set: 07:50. Civil Dark: 20:41 - 05:52. Nautical Dark: 21:23 - 05:10. Astro Dark: 22:10 - 04:26

Total Clouds (% Sky Obscured)

90
85
87
89
91
92
93
94
91
87
83
81
80
78
74
70
66
69
72
76

Low Clouds (% Sky Obscured)

55
36
39
42
45
45
46
46
58
68
78
77
77
76
72
68
64
69
72
76

Medium Clouds (% Sky Obscured)

65
63
63
64
64
63
66
69
48
27
6
5
5
4
4
3
3
2
1
0

High Clouds (% Sky Obscured)

16
13
20
24
30
41
52
63
42
21
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
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

Precipitation Type

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

Precipitation Probability (%)

29
19
28
34
38
36
33
30
28
27
29
27
25
32
28
23
15
16
18
18

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
95
90
86
83
74
66
58
58
59
59
66
74
85
86
89
92
92
92

Pressure (mb)

1005
1005
1006
1006
1006
1007
1007
1007
1008
1008
1008
1008
1008
1009
1009
1009
1010
1010
1010
1011

Ozone (du)

333
332
332
332
332
331
329
328
326
324
322
320
318
317
315
313
312
310
310
310

Forecast for Yelverton, Devon, United Kingdom (50.47,-4.09)

Generated: 23/08/26 05:46:06. Forecast: 23/08/26 to 29/08/26. Timezone: UTC+1.00