Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 13

Waxing Crescent 1%

08:08

21:02

11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
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

Sun - Rise: 05:58, Set: 20:45, Transit: 13:21. Moon - Rise: 08:08, Set: 21:02. Civil Dark: 21:24 - 05:19. Nautical Dark: 22:14 - 04:30. Astro Dark: 23:17 - 03:28

Total Clouds (% Sky Obscured)

75
79
55
54
61
46
65
68
99
100
99
92
88
91
91
93
92
96
97
93
85
97
99
100

Low Clouds (% Sky Obscured)

0
0
0
2
20
15
7
31
50
58
60
59
58
57
59
63
67
66
69
63
77
89
83
93

Medium Clouds (% Sky Obscured)

0
0
0
0
0
13
34
39
86
80
84
82
72
76
74
52
14
11
14
15
18
34
36
25

High Clouds (% Sky Obscured)

75
56
55
54
51
26
27
34
93
100
94
6
3
14
20
56
59
67
90
75
28
48
34
61

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
16
56
49
30
14
6
2
2
5
6
3
1
1
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
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
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)

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

Chance of Frost

Temperature (°C)

26
26
25
24
24
23
23
22
21
20
19
18
18
18
18
18
18
18
18
18
18
19
19
20

Feels Like (°C)

26
25
24
24
23
23
24
23
23
21
20
19
19
19
18
18
18
18
18
17
18
20
20
20

Dew Point (°C)

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

Relative Humidity (%)

53
53
57
58
57
61
69
79
85
92
96
96
95
93
93
93
93
93
95
93
93
92
92
89

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

302
303
304
304
305
304
305
306
308
309
310
310
311
311
310
310
310
309
309
308
308
308
308
307

Friday 14

Waxing Crescent 5%

09:31

21:14

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 OK
03 Good
04 Good
05 Good
06 OK
07 OK
08 Bad
09 OK
10 Bad

Sun - Rise: 06:00, Set: 20:43, Transit: 13:20. Moon - Rise: 09:31, Set: 21:14. Civil Dark: 21:21 - 05:21. Nautical Dark: 22:11 - 04:32. Astro Dark: 23:13 - 03:31

Total Clouds (% Sky Obscured)

96
91
86
80
82
100
100
96
100
100
67
77
100
62
70
29
0
14
15
21
20
71
40
57

Low Clouds (% Sky Obscured)

83
85
76
55
50
48
32
32
31
23
10
8
24
29
36
24
0
14
15
21
19
45
32
40

Medium Clouds (% Sky Obscured)

23
22
5
0
0
0
0
0
7
0
0
1
0
1
0
0
0
0
0
0
0
0
3
0

High Clouds (% Sky Obscured)

70
42
45
46
62
100
100
95
100
100
37
57
100
62
55
11
0
0
0
2
3
46
3
40

ISS Passover

Visibility (miles)

7
9
9
9
9
6
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
2
13
26
31
13
4
2

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 (%)

22
10
5
5
3
4
2
1
0
0
0
0
0
0
0
0
0
1
1
1
1
1
2
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)

7
6
6
8
8
8
8
8
7
5
6
6
6
6
6
5
5
4
4
3
4
5
8
11

Chance of Frost

Temperature (°C)

20
21
21
22
22
21
21
21
20
19
18
17
17
17
16
15
15
14
14
13
14
16
17
18

Feels Like (°C)

20
21
22
22
22
22
21
21
20
19
18
18
17
16
15
14
15
15
16
15
16
17
18
16

Dew Point (°C)

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

Relative Humidity (%)

89
84
77
75
76
76
79
82
84
88
90
92
92
92
90
90
89
87
87
87
86
81
74
67

Pressure (mb)

1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

306
306
307
309
310
311
311
311
313
314
314
315
317
321
323
322
326
327
323
322
321
320
319
319

Saturday 15

Waxing Crescent 10%

10:51

21:25

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

Sun - Rise: 06:01, Set: 20:41, Transit: 13:20. Moon - Rise: 10:51, Set: 21:25. Civil Dark: 21:19 - 05:23. Nautical Dark: 22:09 - 04:34. Astro Dark: 23:09 - 03:35

Total Clouds (% Sky Obscured)

63
87
33
40
57
79
41
11
11
86
51
77
87
87
92
100
100
100
93
70
64
54
69
73

Low Clouds (% Sky Obscured)

45
43
31
26
32
16
25
4
0
0
0
0
0
0
0
0
0
1
1
11
10
11
10
15

Medium Clouds (% Sky Obscured)

0
4
2
6
17
26
8
4
5
2
0
2
3
2
2
48
57
77
92
56
44
31
57
59

High Clouds (% Sky Obscured)

30
56
3
11
20
27
20
11
11
81
48
66
64
63
72
100
100
100
25
18
18
15
22
13

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)

12
15
16
17
16
16
15
14
10
9
7
6
4
4
5
4
4
4
4
4
3
2
2
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
60
59
59
58
58
57
58
59
69
76
80
82
83
83
81
80
79
76
79
75
64
57
54

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1021

Ozone (du)

321
321
320
319
319
320
321
323
324
324
323
323
323
322
321
321
321
322
324
326
328
329
331
332

Sunday 16

Waxing Crescent 18%

No Rise

21:36

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
10 Bad

Sun - Rise: 06:03, Set: 20:39, Transit: 13:20. Moon - Rise: No Rise, Set: 21:36. Civil Dark: 21:17 - 05:25. Nautical Dark: 22:06 - 04:36. Astro Dark: 23:06 - 03:38

Total Clouds (% Sky Obscured)

76
75
87
93
93
89
91
95
96
92
90
94
97
99
100
98
99
99
100
97
95
100
89
100

Low Clouds (% Sky Obscured)

30
25
25
25
27
32
39
47
59
58
69
71
73
73
62
63
79
89
95
91
81
85
64
48

Medium Clouds (% Sky Obscured)

56
36
33
34
38
37
39
36
34
28
25
24
29
28
28
28
28
29
29
30
30
29
29
32

High Clouds (% Sky Obscured)

7
0
24
46
49
32
33
55
87
76
17
88
94
86
89
68
49
36
53
81
83
100
77
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
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
1
2
1
7
12
16
15
13
3
2
1
0
2
2
1
9
14
20
24
27
29
29

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
48
53
53
53
56
59
62
65
69
80
75
74
77
79
82
85
80
78
75
75
69
66
62

Pressure (mb)

1021
1020
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

334
334
330
328
328
327
326
326
325
326
327
327
326
325
324
323
320
318
316
313
310
310
308
307

Monday 17

Waxing Crescent 27%

12:10

21:48

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
10 Bad

Sun - Rise: 06:05, Set: 20:37, Transit: 13:20. Moon - Rise: 12:10, Set: 21:48. Civil Dark: 21:15 - 05:27. Nautical Dark: 22:03 - 04:39. Astro Dark: 23:02 - 03:41

Total Clouds (% Sky Obscured)

100
92
99
100
100
99
98
97
95
92
90
89
88
87
90
92
95
94
93
92
95
94
94
95

Low Clouds (% Sky Obscured)

48
56
72
86
90
83
87
89
86
80
74
75
76
79
83
87
92
87
87
89
89
87
86
88

Medium Clouds (% Sky Obscured)

32
35
45
57
42
73
70
53
83
83
16
12
16
28
33
37
42
33
19
3
3
6
18
14

High Clouds (% Sky Obscured)

78
50
47
42
35
30
35
40
40
45
50
60
65
73
53
33
13
7
2
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
2
0
0
0
0
2
4
6

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

Precipitation Probability (%)

30
32
52
70
82
64
49
28
22
19
21
31
46
41
46
41
39
33
33
38
30
24
24
18

Precipitation Amount (mm)

0
0
0.3
0.5
0.6
0.4
0.2
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
20
20
20
20
20
19
19
19
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
65
64
64
64
66
69
72
82
86
86
86
83
81
85
89
93
100
100
98
98
98
96
96

Pressure (mb)

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

Ozone (du)

307
305
304
302
301
300
299
298
296
295
295
294
293
293
293
293
293
293
294
295
296
297
299
300

Tuesday 18

Waxing Crescent 37%

13:28

22:03

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
10 Bad

Sun - Rise: 06:06, Set: 20:34, Transit: 13:20. Moon - Rise: 13:28, Set: 22:03. Civil Dark: 21:12 - 05:29. Nautical Dark: 22:01 - 04:41. Astro Dark: 22:58 - 03:44

Total Clouds (% Sky Obscured)

97
98
95
91
89
88
85
84
86
89
92
93
94
95
88
81
72
72
70
69
74
79
84
84

Low Clouds (% Sky Obscured)

91
94
90
88
85
82
78
75
78
80
82
84
86
89
83
79
71
70
70
69
72
74
77
71

Medium Clouds (% Sky Obscured)

10
6
8
9
8
14
18
21
20
16
12
16
20
24
15
9
1
1
0
0
1
2
4
9

High Clouds (% Sky Obscured)

0
0
19
36
57
38
19
0
0
0
0
3
4
5
2
1
0
1
2
3
3
5
5
19

ISS Passover

Visibility (miles)

7
8
9
9
9
9
6
3
0
0
0
0
0
0
0
3
6
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 (%)

17
18
12
10
9
19
26
31
28
25
22
31
39
47
44
39
32
29
26
23
23
25
28
27

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
92
89
84
78
72
81
89
98
98
98
100
98
98
98
98
98
96
95
92
90
89
89
87

Pressure (mb)

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

Ozone (du)

299
299
298
300
301
302
302
302
302
301
299
298
302
305
308
309
309
310
309
309
308
309
309
310

Wednesday 19

Waxing Crescent 47%

14:45

22:23

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: 06:08, Set: 20:32, Transit: 13:19. Moon - Rise: 14:45, Set: 22:23. Civil Dark: 21:10 - 05:31. Nautical Dark: 21:58 - 04:43. Astro Dark: 22:55 - 03:47

Total Clouds (% Sky Obscured)

82
81
82
84
86
79
73
65
80
86
89
91
93
94
88
83
77
69
65
56

Low Clouds (% Sky Obscured)

65
60
59
59
56
37
20
3
14
24
35
38
48
50
53
49
48
47
49
48

Medium Clouds (% Sky Obscured)

14
19
15
14
12
10
7
8
29
51
74
65
52
42
39
33
25
18
14
10

High Clouds (% Sky Obscured)

43
55
45
50
50
51
61
62
67
68
69
67
52
24
17
20
21
15
9
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

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
34
29
25
20
16
13
12
14
16
18
18
17
14
15
16
16
12
13
17

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

14
14
14
13
13
12
12
12
13
13
13
13
12
12
12
13
13
13
13
12

Relative Humidity (%)

85
83
82
77
73
67
70
72
76
78
81
85
84
84
84
86
87
89
89
87

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1017
1017
1017
1017
1018

Ozone (du)

310
311
311
312
312
313
314
315
316
319
322
324
325
326
327
327
328
328
330
333

Forecast for Aberystwyth, Ceredigion, United Kingdom (52.42,-4.08)

Generated: 13/08/26 11:49:27. Forecast: 13/08/26 to 19/08/26. Timezone: UTC+1.00