Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 16

Waxing Crescent 18%

11:57

21:28

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

Sun - Rise: 05:56, Set: 20:26, Transit: 13:10. Moon - Rise: 11:57, Set: 21:28. Civil Dark: 21:04 - 05:19. Nautical Dark: 21:51 - 04:33. Astro Dark: 22:47 - 03:37

Total Clouds (% Sky Obscured)

31
46
56
66
100
100
100
100
100
100
97
100
94
100
79
73
93
95
97
93
81
98
100
92

Low Clouds (% Sky Obscured)

7
10
7
11
18
17
25
30
63
31
71
83
64
73
76
73
87
85
84
79
58
77
74
28

Medium Clouds (% Sky Obscured)

31
46
56
66
90
96
94
95
83
89
83
40
24
9
14
21
35
43
48
43
41
47
49
79

High Clouds (% Sky Obscured)

31
46
56
65
100
100
100
100
100
100
46
100
68
100
46
33
41
26
40
4
11
71
100
26

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 (%)

4
5
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
1
1
3
1
0
0
1

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

Chance of Frost

Temperature (°C)

24
24
23
22
21
20
19
18
18
18
17
17
17
16
16
16
18
20
20
22
23
23
23
23

Feels Like (°C)

23
22
21
19
18
17
15
15
15
15
15
15
15
15
15
15
17
19
20
21
22
22
21
20

Dew Point (°C)

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

Relative Humidity (%)

47
44
39
35
46
48
50
51
51
50
52
53
56
63
66
67
68
67
64
57
49
42
39
42

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016

Ozone (du)

319
322
323
322
322
320
321
320
318
315
314
313
312
310
308
305
304
302
299
299
299
299
298
301

Monday 17

Waxing Crescent 27%

13:14

21:42

16 Bad
17 Bad
18 Bad
19 Bad
20 OK
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

Sun - Rise: 05:58, Set: 20:24, Transit: 13:10. Moon - Rise: 13:14, Set: 21:42. Civil Dark: 21:01 - 05:21. Nautical Dark: 21:48 - 04:35. Astro Dark: 22:44 - 03:40

Total Clouds (% Sky Obscured)

95
91
76
70
34
52
91
68
72
88
100
100
100
100
100
100
100
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

17
37
20
15
0
0
33
13
28
57
43
53
88
100
97
95
89
72
84
46
26
20
24
27

Medium Clouds (% Sky Obscured)

92
87
68
70
20
20
16
16
17
42
34
45
90
80
86
88
91
88
98
100
97
89
100
98

High Clouds (% Sky Obscured)

4
0
0
4
6
30
76
48
50
58
100
99
100
100
100
100
100
100
100
100
100
100
100
88

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
3
1
9
8
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
3
13
31
25
18
5
4
3
20
24
25
14
2
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
11
11
10
8
9
9
9
10
10
11
12
11
10
9
10
12
12
13
14
15
15
15

Chance of Frost

Temperature (°C)

23
23
22
21
21
19
18
16
16
16
16
17
17
17
17
17
18
20
21
22
22
22
22
21

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

42
48
43
47
54
65
72
73
79
86
86
89
89
89
93
96
96
92
81
76
62
51
41
37

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1014
1014
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1011

Ozone (du)

302
302
304
302
301
300
300
300
299
298
301
302
301
302
304
306
305
305
304
301
302
301
301
302

Tuesday 18

Waxing Crescent 36%

14:29

21:58

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

Sun - Rise: 06:00, Set: 20:22, Transit: 13:10. Moon - Rise: 14:29, Set: 21:58. Civil Dark: 20:59 - 05:23. Nautical Dark: 21:46 - 04:37. Astro Dark: 22:40 - 03:43

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
75
44
52
55
60
55
40
39
48
43
45
53
61
74
65

Low Clouds (% Sky Obscured)

23
20
42
16
30
73
53
6
18
28
33
40
41
43
39
27
24
47
34
13
24
39
67
60

Medium Clouds (% Sky Obscured)

89
100
100
100
100
100
100
88
19
0
0
3
0
0
0
0
0
0
5
20
18
14
9
4

High Clouds (% Sky Obscured)

100
97
100
100
100
100
100
100
98
60
14
0
0
0
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
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
Very Light Rain

Precipitation Probability (%)

0
2
9
11
20
23
12
3
0
0
1
0
0
0
0
0
0
1
1
3
7
28
39
51

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
0.3

Wind Speed/Direction (mph)

15
15
14
13
11
10
10
9
8
8
8
8
8
7
6
6
9
11
12
13
14
16
16
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

38
40
47
52
58
67
73
78
86
90
95
96
96
98
98
95
79
61
50
43
40
40
42
42

Pressure (mb)

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

Ozone (du)

302
300
302
302
302
303
304
308
310
313
315
318
324
333
336
337
339
346
351
350
346
345
346
350

Wednesday 19

Waxing Crescent 46%

15:42

22:20

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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 06:01, Set: 20:20, Transit: 13:10. Moon - Rise: 15:42, Set: 22:20. Civil Dark: 20:57 - 05:25. Nautical Dark: 21:43 - 04:39. Astro Dark: 22:37 - 03:46

Total Clouds (% Sky Obscured)

65
51
26
25
36
51
54
60
88
81
75
72
75
53
55
52
47
61
74
80
83
86
89
100

Low Clouds (% Sky Obscured)

61
48
26
9
3
4
3
13
28
21
38
54
56
42
49
32
26
45
65
79
83
81
70
82

Medium Clouds (% Sky Obscured)

3
2
1
9
12
17
18
28
88
81
75
69
61
14
11
14
17
20
13
9
8
7
5
3

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
19
37
60

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

Very Light Rain
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 (%)

51
49
43
29
17
2
7
32
37
23
24
6
9
10
5
9
9
7
28
23
29
40
45
52

Precipitation Amount (mm)

0.2
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
15
15
13
11
9
8
9
9
8
8
8
7
7
7
9
10
11
11
11
10
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

41
47
46
49
63
77
86
90
92
90
92
95
93
95
96
95
84
74
67
64
61
55
51
51

Pressure (mb)

1007
1007
1006
1006
1006
1007
1007
1007
1006
1006
1006
1005
1005
1005
1004
1004
1005
1005
1005
1005
1005
1005
1005
1005

Ozone (du)

351
352
352
353
353
355
354
353
352
350
348
347
348
350
354
355
353
353
354
355
355
355
354
354

Thursday 20

First Quarter 56%

No Rise

22:48

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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 06:03, Set: 20:18, Transit: 13:09. Moon - Rise: No Rise, Set: 22:48. Civil Dark: 20:55 - 05:26. Nautical Dark: 21:41 - 04:41. Astro Dark: 22:34 - 03:48

Total Clouds (% Sky Obscured)

100
100
91
86
75
68
74
82
88
88
90
92
91
91
90
95
92
90
87
83
80
81
83
84

Low Clouds (% Sky Obscured)

81
81
43
47
46
64
49
82
88
81
90
92
90
91
90
95
92
90
84
76
69
66
62
59

Medium Clouds (% Sky Obscured)

9
13
15
14
10
7
8
47
49
24
26
24
20
16
13
32
25
19
17
18
21
44
68
84

High Clouds (% Sky Obscured)

70
65
75
64
51
33
23
12
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
5
4
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
5
7

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
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 (%)

58
66
78
65
39
28
29
28
20
24
25
24
20
16
6
19
16
12
26
38
48
47
44
42

Precipitation Amount (mm)

0
0.2
0.5
0.2
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
10
9
8
7
6
5
6
6
6
7
7
7
6
5
6
6
6
6
7
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

53
53
59
68
75
82
84
87
84
83
89
86
84
84
84
81
79
75
70
66
61
57
51
47

Pressure (mb)

1004
1005
1005
1005
1006
1006
1007
1007
1008
1008
1008
1009
1009
1009
1010
1010
1011
1012
1012
1012
1013
1013
1013
1013

Ozone (du)

354
353
352
352
352
351
350
349
348
349
350
350
349
348
348
347
347
348
348
348
348
348
349
349

Friday 21

Waxing Gibbous 66%

16:47

23:27

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

Sun - Rise: 06:04, Set: 20:16, Transit: 13:09. Moon - Rise: 16:47, Set: 23:27. Civil Dark: 20:52 - 05:28. Nautical Dark: 21:38 - 04:43. Astro Dark: 22:31 - 03:51

Total Clouds (% Sky Obscured)

85
85
85
85
86
87
73
60
49
55
62
66
58
49
37
36
36
35
54
71
91
74
57
39

Low Clouds (% Sky Obscured)

60
62
64
69
76
81
56
34
12
13
17
22
19
13
8
9
10
11
21
32
42
35
26
19

Medium Clouds (% Sky Obscured)

65
39
14
14
21
21
22
20
21
27
29
25
19
15
10
6
3
0
8
18
31
26
20
15

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
6
12
12
14
15
25
36
35
44
39
39
30
22
11

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 (%)

37
28
25
23
21
22
21
15
1
2
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)

6
5
5
6
6
6
7
6
5
4
4
4
4
4
4
4
5
7
9
8
7
7
7
7

Chance of Frost

Temperature (°C)

19
19
18
18
16
15
14
13
12
11
11
10
10
10
10
10
12
13
15
16
17
19
19
20

Feels Like (°C)

17
18
19
20
15
15
15
14
14
13
11
11
11
11
11
10
10
10
10
11
11
12
17
17

Dew Point (°C)

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

Relative Humidity (%)

43
48
56
63
67
72
76
81
86
90
91
95
95
93
91
88
77
66
58
52
47
42
37
34

Pressure (mb)

1012
1013
1013
1013
1014
1014
1015
1015
1015
1016
1016
1016
1016
1017
1017
1017
1017
1018
1018
1018
1018
1017
1017
1017

Ozone (du)

350
350
351
351
351
351
351
349
347
345
343
341
339
338
338
337
336
335
334
334
334
333
334
335

Saturday 22

Waxing Gibbous 75%

17:42

00:19

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 OK
07 OK
08 OK
09 Good
10 OK
11 Bad
12 Bad

Sun - Rise: 06:06, Set: 20:14, Transit: 13:09. Moon - Rise: 17:42, Set: 00:19. Civil Dark: 20:50 - 05:30. Nautical Dark: 21:35 - 04:45. Astro Dark: 22:27 - 03:54

Total Clouds (% Sky Obscured)

52
65
75
65
67
71
72
73
72
72
71
71
59
47
39
30
20
14
33
53
71

Low Clouds (% Sky Obscured)

21
23
26
29
32
35
32
28
24
34
45
53
41
32
21
11
5
0
4
6
9

Medium Clouds (% Sky Obscured)

22
25
30
21
16
11
11
10
10
10
12
11
9
5
0
0
0
0
6
12
16

High Clouds (% Sky Obscured)

6
4
1
9
17
29
36
39
48
53
44
40
34
32
31
27
20
14
25
29
33

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

Fog (%)

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

Precipitation Probability (%)

0
0
0
2
3
4
3
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
20
20
19
18
16
15
14
14
13
12
12
11
11
11
11
12
14
16
17
19

Feels Like (°C)

16
17
17
18
17
17
17
16
15
15
9
9
9
9
8
8
8
9
9
9
10

Dew Point (°C)

3
2
2
1
2
4
5
6
7
7
8
9
10
10
9
8
7
5
3
3
2

Relative Humidity (%)

30
30
30
30
35
42
51
56
62
69
76
83
92
90
87
84
67
54
43
38
33

Pressure (mb)

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

Ozone (du)

335
335
334
333
333
333
332
331
330
329
329
329
328
328
328
328
328
328
328
329
329

Forecast for Marlborough, Wiltshire, United Kingdom (51.42,-1.73)

Generated: 16/08/26 16:40:12. Forecast: 16/08/26 to 22/08/26. Timezone: UTC+1.00