Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 4

Third Quarter 39%

22:39

16:58

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

Sun - Rise: 06:26, Set: 19:46, Transit: 13:05. Moon - Rise: 22:39, Set: 16:58. Civil Dark: 20:21 - 05:52. Nautical Dark: 21:03 - 05:10. Astro Dark: 21:49 - 04:25

Total Clouds (% Sky Obscured)

68
74
28
22
14
18
90
100
68
27
42
49
53
49
50
58
41
56
46
49
68
44
69
32

Low Clouds (% Sky Obscured)

11
3
0
0
12
12
16
21
19
21
21
6
0
4
24
35
35
36
30
31
43
19
16
11

Medium Clouds (% Sky Obscured)

68
0
0
0
0
0
0
0
0
0
0
0
0
1
6
3
5
15
10
6
2
0
10
1

High Clouds (% Sky Obscured)

25
0
0
0
0
1
86
100
55
9
29
44
52
42
25
24
2
1
1
1
20
20
30
8

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
0
0
0
0
0
0
0
4
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
11
12
12
12
12
12
10
10
10
11
11
10
11
12
13
14
17
17
18
19
18
18
17

Dew Point (°C)

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

Relative Humidity (%)

71
74
79
82
84
86
89
90
92
95
95
95
95
84
75
66
59
52
49
46
44
42
42
46

Pressure (mb)

1017
1018
1019
1019
1020
1020
1021
1021
1021
1022
1022
1023
1023
1024
1024
1025
1025
1025
1025
1025
1025
1025
1024
1024

Ozone (du)

319
323
322
322
321
320
316
313
311
310
308
305
302
300
299
298
297
296
295
295
294
292
288
286

Saturday 5

Waning Crescent 28%

23:45

17:45

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

Sun - Rise: 06:28, Set: 19:44, Transit: 13:05. Moon - Rise: 23:45, Set: 17:45. Civil Dark: 20:18 - 05:54. Nautical Dark: 21:00 - 05:12. Astro Dark: 21:46 - 04:27

Total Clouds (% Sky Obscured)

41
49
69
81
79
83
90
95
92
100
100
68
31
20
18
38
34
13
4
37
44
29
37
10

Low Clouds (% Sky Obscured)

1
4
16
0
0
4
9
13
59
8
24
9
1
20
15
38
23
7
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

7
13
45
49
67
68
90
83
92
96
99
36
31
20
14
28
34
0
1
12
16
9
6
0

High Clouds (% Sky Obscured)

17
13
27
54
24
37
13
35
41
62
78
20
6
8
0
0
0
0
1
0
0
5
7
8

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
2
3
2
3
2
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)

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

Chance of Frost

Temperature (°C)

18
16
15
14
14
13
13
13
13
13
14
14
13
14
16
18
20
21
23
23
24
24
23
23

Feels Like (°C)

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

Dew Point (°C)

9
9
9
8
8
7
8
8
7
8
9
9
10
10
11
10
9
9
9
9
10
9
9
10

Relative Humidity (%)

57
62
64
66
65
66
69
69
69
70
75
75
80
75
73
58
49
45
41
40
40
39
40
45

Pressure (mb)

1025
1025
1025
1025
1025
1025
1025
1024
1024
1023
1023
1023
1022
1022
1022
1021
1021
1020
1019
1019
1018
1017
1016
1016

Ozone (du)

284
283
282
281
281
282
285
285
286
288
289
290
290
290
290
289
290
293
291
287
286
287
287
288

Sunday 6

Waning Crescent 18%

01:06

18:17

19 OK
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 OK
03 Bad
04 OK
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: 06:30, Set: 19:42, Transit: 13:04. Moon - Rise: 01:06, Set: 18:17. Civil Dark: 20:16 - 05:56. Nautical Dark: 20:58 - 05:14. Astro Dark: 21:43 - 04:29

Total Clouds (% Sky Obscured)

38
84
100
100
100
99
62
44
63
48
59
100
78
100
100
91
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
8
33
45
50
60
65
54
39
27
82
80
34
15
5
9
12
16

Medium Clouds (% Sky Obscured)

5
5
2
98
98
97
62
44
22
4
3
3
10
14
3
0
33
28
25
22
77
91
92
92

High Clouds (% Sky Obscured)

17
83
100
100
100
94
15
0
0
0
19
100
78
100
100
86
100
98
100
100
100
100
100
100

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
1
2
10
12
1
1
4
5
21
25
34

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

51
57
59
61
62
62
61
64
75
86
95
96
95
89
77
67
65
65
53
49
50
52
55
59

Pressure (mb)

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

Ozone (du)

290
291
293
294
295
295
297
301
299
299
300
299
298
299
300
299
298
298
298
298
298
299
300
300

Monday 7

Waning Crescent 9%

02:36

18:40

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

Sun - Rise: 06:31, Set: 19:39, Transit: 13:04. Moon - Rise: 02:36, Set: 18:40. Civil Dark: 20:13 - 05:57. Nautical Dark: 20:55 - 05:16. Astro Dark: 21:40 - 04:31

Total Clouds (% Sky Obscured)

93
85
76
70
66
66
59
53
41
48
34
38
37
39
38
43
46
53
51
42
24
40
48
57

Low Clouds (% Sky Obscured)

17
21
22
17
9
15
59
25
9
12
12
22
25
34
38
42
37
39
38
31
19
26
25
26

Medium Clouds (% Sky Obscured)

92
85
76
5
0
0
4
0
0
0
0
0
0
0
0
6
11
16
11
5
0
6
9
19

High Clouds (% Sky Obscured)

72
39
10
26
39
59
46
30
22
30
1
0
0
0
0
0
0
0
2
4
6
4
2
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 (%)

33
24
5
4
3
3
13
9
1
1
6
1
0
5
3
16
14
6
8
9
2
3
9
12

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)

13
11
11
12
12
11
11
11
10
9
9
9
9
10
13
16
16
17
18
18
18
19
17
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
70
73
70
79
84
87
81
76
86
91
95
91
79
68
60
52
45
44
44
42
42
48
55

Pressure (mb)

1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1012
1012
1012
1013

Ozone (du)

300
301
302
304
305
307
308
314
321
319
322
324
328
331
332
329
328
329
331
337
343
346
344
341

Tuesday 8

Waning Crescent 4%

04:05

18:57

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

Sun - Rise: 06:33, Set: 19:37, Transit: 13:04. Moon - Rise: 04:05, Set: 18:57. Civil Dark: 20:11 - 05:59. Nautical Dark: 20:52 - 05:18. Astro Dark: 21:37 - 04:34

Total Clouds (% Sky Obscured)

53
56
62
68
64
61
58
55
52
44
37
32
52
45
35
47
58
70
77
84
90
95
97
98

Low Clouds (% Sky Obscured)

29
34
40
38
31
23
21
18
18
15
11
11
12
11
8
7
7
6
6
6
6
7
8
11

Medium Clouds (% Sky Obscured)

12
10
3
3
3
0
3
3
2
1
1
0
2
1
0
1
1
2
4
5
7
25
42
60

High Clouds (% Sky Obscured)

15
32
44
32
16
0
0
0
0
0
0
0
2
3
4
11
17
23
28
33
38
60
83
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 (%)

16
15
15
20
15
0
0
0
0
0
0
0
0
0
0
0
1
0
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
75
83
86
87
88
87
88
88
90
91
93
95
81
69
59
54
50
46
47
47
48
52
56

Pressure (mb)

1013
1013
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1016
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016

Ozone (du)

338
337
340
341
340
339
338
336
335
335
331
331
330
327
324
320
318
315
313
309
305
302
299
296

Wednesday 9

Waning Crescent 1%

05:31

18:57

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

Sun - Rise: 06:34, Set: 19:35, Transit: 13:03. Moon - Rise: 05:31, Set: 18:57. Civil Dark: 20:09 - 06:01. Nautical Dark: 20:50 - 05:20. Astro Dark: 21:34 - 04:36

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
99
98
96
95
94
94
96
98
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

10
6
5
37
68
100
99
98
96
95
94
94
95
93
94
96
98
100
99
98
97
84
76
65

Medium Clouds (% Sky Obscured)

76
88
100
100
100
100
80
60
40
30
18
6
5
5
5
0
0
5
29
52
76
74
73
71

High Clouds (% Sky Obscured)

96
99
100
98
96
90
72
52
32
38
46
50
52
48
45
48
51
59
60
55
50
45
40
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 (%)

1
8
20
29
35
36
34
29
5
10
11
9
16
18
17
12
11
11
17
19
23
26
23
18

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
10
10
11
10
10
10
10
10
9
9
9
9
10
10
11
10
10
10
15
15
15
15
16

Dew Point (°C)

8
9
9
10
10
10
11
11
11
10
11
11
11
12
12
14
14
14
15
15
15
15
15
14

Relative Humidity (%)

62
69
76
84
86
87
89
89
89
87
89
90
90
92
92
95
92
90
89
86
82
81
81
81

Pressure (mb)

1016
1016
1016
1016
1016
1015
1015
1015
1014
1014
1014
1013
1013
1013
1014
1014
1014
1014
1014
1014
1013
1013
1013
1014

Ozone (du)

293
294
295
295
296
298
299
299
300
300
298
296
295
292
290
288
287
285
284
282
281
279
279
279

Thursday 10

Waning Crescent 0%

06:54

19:10

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
10 Bad
11 Bad
12 Bad

Sun - Rise: 06:36, Set: 19:32, Transit: 13:03. Moon - Rise: 06:54, Set: 19:10. Civil Dark: 20:06 - 06:02. Nautical Dark: 20:47 - 05:21. Astro Dark: 21:31 - 04:38

Total Clouds (% Sky Obscured)

99
98
97
98
99
100
100
99
99
95
87
75
71
72
75
67
59
50

Low Clouds (% Sky Obscured)

54
48
38
33
32
33
44
56
70
48
26
4
23
42
61
47
32
18

Medium Clouds (% Sky Obscured)

78
86
95
91
87
84
85
85
87
65
40
12
7
5
3
3
3
0

High Clouds (% Sky Obscured)

28
40
53
63
73
82
84
86
87
61
36
13
12
10
8
7
5
3

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

11
8
0
5
7
10
15
17
18
16
11
2
6
8
3
3
2
1

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
81
79
78
82
83
87
85
83
80
84
87
92
79
67
59
52
47

Pressure (mb)

1014
1014
1014
1015
1015
1015
1016
1016
1016
1016
1016
1017
1017
1018
1019
1020
1020
1020

Ozone (du)

278
278
278
277
277
277
277
279
282
285
292
299
306
308
309
310
309
309

Forecast for Swindon, Swindon, United Kingdom (51.56,-1.78)

Generated: 04/09/26 19:40:17. Forecast: 04/09/26 to 10/09/26. Timezone: UTC+1.00