Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 30

Waning Gibbous 91%

20:28

08:57

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
05 Bad
06 Bad
07 Bad
08 OK

Sun - Rise: 06:21, Set: 19:56, Transit: 13:08. Moon - Rise: 20:28, Set: 08:57. Civil Dark: 20:31 - 05:47. Nautical Dark: 21:13 - 05:05. Astro Dark: 21:59 - 04:19

Total Clouds (% Sky Obscured)

77
83
86
100
79
19
44
45
100
77
41
55
62
65
51
37
50
44
44
53
38
37
34
38

Low Clouds (% Sky Obscured)

66
49
39
22
29
19
24
26
52
25
29
45
28
33
44
25
34
41
30
51
32
31
31
35

Medium Clouds (% Sky Obscured)

2
3
23
12
11
0
5
42
60
57
15
23
24
32
22
0
24
0
10
0
0
0
0
0

High Clouds (% Sky Obscured)

77
83
86
100
47
3
44
45
100
46
11
55
60
65
14
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
8
9
9
7
6
9
7
3
9
5
9
9
3
5
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
None
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

38
29
0
30
32
56
52
95
95
95
61
53
95
95
95
67
35
38
20
22
13
2
1
4

Precipitation Amount (mm)

0
0
0.2
0
0
0.3
0
1
1.8
1.4
0.3
0.3
1.4
1.2
1.1
0.4
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
10
12
15
17
19
20
19
20
15
16
16
15
14
16
15
14
14
13
14
13
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
68
62
58
53
54
55
52
59
76
85
90
89
90
89
89
86
87
89
87
89
89
90
87

Pressure (mb)

1010
1010
1010
1010
1010
1010
1009
1009
1008
1008
1007
1007
1008
1007
1007
1007
1007
1007
1007
1008
1009
1009
1010
1011

Ozone (du)

310
311
312
314
318
323
323
325
329
332
333
331
334
336
337
338
337
338
339
338
338
337
335
333

Monday 31

Waning Gibbous 83%

20:42

10:16

09 Bad
10 Bad
11 OK
12 OK
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

Sun - Rise: 06:22, Set: 19:54, Transit: 13:08. Moon - Rise: 20:42, Set: 10:16. Civil Dark: 20:28 - 05:48. Nautical Dark: 21:10 - 05:07. Astro Dark: 21:56 - 04:21

Total Clouds (% Sky Obscured)

40
56
28
15
64
100
95
100
92
100
100
100
100
100
100
82
87
85
88
92
83
81
55
65

Low Clouds (% Sky Obscured)

38
56
28
15
64
59
40
4
10
12
28
2
0
0
0
4
0
3
64
54
10
16
27
47

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
2
5
3
4
3
5
50
36
96
82
87
85
71
90
83
68
55
3

High Clouds (% Sky Obscured)

0
0
1
1
30
100
93
100
85
100
100
100
100
100
100
34
9
0
2
20
12
30
30
25

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 (%)

6
19
6
4
3
4
16
2
1
1
0
0
0
0
0
0
0
0
0
6
3
4
4
19

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)

15
15
16
15
15
15
15
13
13
14
12
9
6
6
5
4
4
4
4
3
3
3
3
3

Chance of Frost

Temperature (°C)

16
18
19
19
20
20
20
19
19
18
17
16
15
14
14
13
13
12
12
12
12
12
13
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
70
64
64
61
58
56
56
52
51
56
64
69
70
71
72
75
80
80
83
84
87
86
78

Pressure (mb)

1012
1013
1014
1014
1015
1016
1017
1017
1017
1018
1018
1019
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1022

Ozone (du)

331
329
328
326
324
321
319
316
315
315
314
315
315
315
314
314
313
312
312
313
313
313
313
315

Tuesday 1

Waning Gibbous 74%

21:00

11:38

09 OK
10 Bad
11 Bad
12 Bad
13 OK
14 OK
15 OK
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

Sun - Rise: 06:24, Set: 19:52, Transit: 13:07. Moon - Rise: 21:00, Set: 11:38. Civil Dark: 20:26 - 05:50. Nautical Dark: 21:08 - 05:09. Astro Dark: 21:53 - 04:23

Total Clouds (% Sky Obscured)

42
54
55
50
16
22
30
62
73
100
100
100
79
100
100
100
75
100
99
100
100
99
98
97

Low Clouds (% Sky Obscured)

22
31
25
19
16
22
20
20
20
10
7
13
3
14
35
32
22
65
35
34
34
31
70
59

Medium Clouds (% Sky Obscured)

42
54
55
50
4
4
4
5
7
6
6
4
37
39
60
24
15
84
90
84
100
99
98
64

High Clouds (% Sky Obscured)

25
6
23
12
0
3
18
62
39
100
100
100
79
100
100
100
36
86
94
100
100
39
49
58

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 (%)

7
20
10
6
1
0
0
0
2
6
9
7
0
0
12
1
1
6
10
12
12
11
10
14

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
9
11
11
12
12
12
13
13
12
10
8
5
4
3
3
3
3
4
4
5
5
7
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
63
55
53
50
47
48
53
56
67
76
78
83
86
86
84
80
86
83
92
93
90
90
81

Pressure (mb)

1022
1022
1022
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1023
1022
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

314
316
318
320
320
320
321
319
317
317
315
313
308
308
306
303
301
300
299
298
296
295
294
295

Wednesday 2

Waning Gibbous 63%

21:24

13:03

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
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:25, Set: 19:50, Transit: 13:07. Moon - Rise: 21:24, Set: 13:03. Civil Dark: 20:24 - 05:52. Nautical Dark: 21:05 - 05:10. Astro Dark: 21:50 - 04:26

Total Clouds (% Sky Obscured)

96
97
99
100
90
100
100
97
95
92
93
91
82
84
94
83
83
77
95
95
95
96
96
96

Low Clouds (% Sky Obscured)

67
30
33
23
18
20
42
50
62
67
58
63
67
63
69
75
79
76
76
80
85
90
88
87

Medium Clouds (% Sky Obscured)

94
46
92
77
17
13
9
11
8
9
9
29
9
8
46
7
9
13
66
34
40
37
95
71

High Clouds (% Sky Obscured)

63
79
89
98
87
100
100
80
57
40
45
42
34
34
45
28
14
11
23
8
38
40
40
40

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 (%)

15
11
6
0
1
2
1
3
3
0
0
0
0
1
1
0
1
2
2
6
16
6
18
25

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
70
68
63
62
76
70
73
76
78
88
93
96
93
95
93
90
92
93
90
92
92
93
91

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1019
1020
1020
1020
1020

Ozone (du)

295
295
295
294
293
294
292
291
291
290
290
291
291
290
288
288
288
289
289
288
288
288
288
289

Thursday 3

Waning Gibbous 51%

21:58

14:28

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
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:27, Set: 19:48, Transit: 13:07. Moon - Rise: 21:58, Set: 14:28. Civil Dark: 20:22 - 05:53. Nautical Dark: 21:03 - 05:12. Astro Dark: 21:48 - 04:28

Total Clouds (% Sky Obscured)

97
96
95
72
88
61
58
55
53
52
63
69
69
77
72
68
73
82
91
92
95
99
100
99

Low Clouds (% Sky Obscured)

86
85
87
64
80
52
51
45
44
42
36
44
48
56
61
58
70
77
85
87
88
86
57
32

Medium Clouds (% Sky Obscured)

20
34
40
5
10
5
5
7
5
2
8
13
9
8
13
5
7
8
6
37
64
92
73
55

High Clouds (% Sky Obscured)

45
45
23
3
9
11
15
11
4
1
2
2
4
15
7
3
4
5
7
8
9
9
32
55

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
8
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 (%)

30
27
20
13
12
8
0
1
2
0
1
1
0
0
1
3
25
35
42
43
36
21
13
7

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
76
65
59
56
53
55
60
62
67
77
84
84
86
88
88
88
88
86
86
88
88
88
77

Pressure (mb)

1020
1020
1020
1020
1020
1020
1019
1019
1019
1018
1018
1018
1018
1018
1017
1017
1017
1016
1016
1015
1015
1015
1016
1016

Ozone (du)

288
288
289
290
290
290
291
290
290
290
289
289
289
289
290
290
291
291
291
291
293
295
298
300

Friday 4

Third Quarter 39%

22:46

15:47

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 OK
00 OK
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:28, Set: 19:46, Transit: 13:06. Moon - Rise: 22:46, Set: 15:47. Civil Dark: 20:19 - 05:55. Nautical Dark: 21:00 - 05:14. Astro Dark: 21:45 - 04:30

Total Clouds (% Sky Obscured)

99
82
65
53
62
70
75
73
67
63
61
60
59
52
41
40
50
66
78
85
93
100
98
95

Low Clouds (% Sky Obscured)

4
0
0
0
0
0
0
0
3
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

36
24
12
0
0
4
5
2
2
2
3
3
3
4
2
2
6
12
20
11
8
9
9
9

High Clouds (% Sky Obscured)

74
57
42
28
41
59
75
60
45
30
37
40
41
42
39
40
50
59
66
77
89
100
92
82

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
4
2
5
6
7
8
7
3
4
7
8
5
2
0
0
0
0
2
5
6
15
16

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)

16
17
17
18
18
18
17
17
15
14
13
12
11
10
9
7
5
5
5
5
6
5
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
60
54
47
41
41
41
41
46
51
57
63
71
79
80
83
84
86
87
89
90
90
90
76

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1018
1019
1019
1019
1020
1020
1020
1020
1021
1021
1022
1022

Ozone (du)

301
303
303
303
303
303
303
303
303
304
304
305
306
306
306
306
306
307
307
308
307
307
306
305

Saturday 5

Waning Crescent 28%

23:52

16:52

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

Sun - Rise: 06:30, Set: 19:43, Transit: 13:06. Moon - Rise: 23:52, Set: 16:52. Civil Dark: 20:17 - 05:56. Nautical Dark: 20:58 - 05:16. Astro Dark: 21:42 - 04:32

Total Clouds (% Sky Obscured)

93
74
56
35
32
29
27
37
48
61
55
48
40
40
33
29
31
34
36
40
44
47

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
2
2
2
2
1
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

10
8
7
6
4
3
1
1
0
0
0
0
0
1
2
4
4
5
9
11
13
15

High Clouds (% Sky Obscured)

71
48
28
8
11
14
17
29
43
58
51
43
33
24
15
6
8
10
12
9
6
3

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 (%)

13
11
8
1
2
1
0
0
0
0
0
0
0
1
1
1
3
3
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
11
11
11
12
19
18
18
18
19
20
17
17
18
17
16
16
14
14
14
14
14

Dew Point (°C)

9
8
7
6
5
5
5
5
5
6
7
8
10
11
10
10
10
10
10
10
10
11

Relative Humidity (%)

66
56
50
45
40
39
37
36
39
43
48
55
65
74
74
74
74
75
76
78
79
80

Pressure (mb)

1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1022
1022

Ozone (du)

303
302
301
299
298
297
295
294
293
292
292
291
291
290
291
292
292
292
292
292
291
291

Forecast for Swanage, Dorset, United Kingdom (50.61,-1.96)

Generated: 30/08/26 09:23:48. Forecast: 30/08/26 to 05/09/26. Timezone: UTC+1.00