Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 2

Waning Gibbous 96%

23:20

07:07

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 OK
16 OK
17 Good
18 Good
19 Good
20 Good
21 Good
22 Good
23 Bad

Sun - Rise: 04:59, Set: 21:41, Transit: 13:20. Moon - Rise: 23:20, Set: 07:07. Civil Dark: 22:30 - 04:10. Nautical Dark: 23:48 - 02:52. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
83
68
77
86
85
74
72
76
77
72
72
35
28
16
12
9
4
7
10
47

Low Clouds (% Sky Obscured)

100
100
100
100
83
68
67
80
79
74
72
73
70
65
56
35
28
16
12
9
4
7
7
39

Medium Clouds (% Sky Obscured)

55
39
26
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6

High Clouds (% Sky Obscured)

0
0
0
1
2
3
2
2
1
1
10
4
13
7
51
4
3
0
3
3
1
0
2
3

ISS Passover

Visibility (miles)

0
0
0
0
0
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

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

Precipitation Probability (%)

62
53
56
46
47
32
22
20
18
3
14
4
3
1
0
0
0
0
3
0
1
1
1
0

Precipitation Amount (mm)

0.6
0
0.3
0.2
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

24
24
23
21
18
19
16
15
14
14
14
15
14
13
13
12
10
10
7
5
4
3
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
100
98
98
92
92
90
89
83
76
78
78
78
77
73
71
72
75
77
82
87
87
89

Pressure (mb)

1021
1020
1020
1020
1020
1021
1021
1022
1023
1024
1024
1025
1026
1026
1027
1027
1027
1027
1028
1028
1028
1028
1029
1029

Ozone (du)

308
308
311
311
311
312
312
314
318
321
319
323
329
330
333
332
336
337
338
337
334
335
332
331

Friday 3

Waning Gibbous 91%

23:33

08:23

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 OK
14 Bad
15 OK
16 Bad
17 OK
18 OK
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:00, Set: 21:41, Transit: 13:20. Moon - Rise: 23:33, Set: 08:23. Civil Dark: 22:29 - 04:11. Nautical Dark: 23:47 - 02:53. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

76
67
79
69
100
100
88
99
96
86
94
100
86
44
54
47
55
43
30
49
65
63
70
79

Low Clouds (% Sky Obscured)

19
17
30
37
39
39
45
37
34
30
31
26
23
15
10
1
32
40
30
45
65
63
62
66

Medium Clouds (% Sky Obscured)

18
0
10
25
27
67
41
83
73
51
27
22
28
20
18
14
15
4
0
0
0
0
1
13

High Clouds (% Sky Obscured)

39
55
79
69
100
99
80
90
75
51
91
100
45
10
28
41
24
3
0
0
1
2
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
1
0
1
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
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
89
87
87
87
87
84
83
79
77
74
73
72
69
65
65
67
71
81
85
86
85
92

Pressure (mb)

1029
1029
1029
1029
1029
1029
1029
1029
1029
1030
1030
1030
1030
1030
1030
1030
1029
1029
1029
1029
1028
1029
1029
1029

Ozone (du)

330
327
326
327
326
326
326
325
326
327
327
328
328
327
326
327
328
331
333
332
333
332
331
331

Saturday 4

Waning Gibbous 85%

23:45

09:39

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:01, Set: 21:40, Transit: 13:20. Moon - Rise: 23:45, Set: 09:39. Civil Dark: 22:29 - 04:12. Nautical Dark: 23:46 - 02:55. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

93
94
93
89
88
88
90
89
77
78
65
72
60
65
61
59
70
96
98
98
99
98
96
89

Low Clouds (% Sky Obscured)

89
94
93
89
87
87
88
88
75
78
64
62
60
62
61
59
70
89
96
96
97
97
95
89

Medium Clouds (% Sky Obscured)

12
0
0
0
0
0
0
0
0
2
11
8
17
18
21
21
21
22
25
30
35
41
36
36

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
4
12
1
3
3
33
5
8
6
3
3
4
3
6

ISS Passover

Visibility (miles)

9
9
9
9
7
3
1
1
1
9
9
9
9
9
9
9
9
9
9
9
9
9
5
5

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
2
2
0
1
0
3
0
0
3
1
2
4
7
5
5
13
13
14
8
11
22
22
10

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
87
89
92
93
98
98
96
93
92
89
86
85
83
86
85
85
86
89
92
92
93
96
96

Pressure (mb)

1029
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1027
1027
1027
1026
1026
1026
1026
1027
1027

Ozone (du)

331
330
328
326
326
328
330
330
328
328
327
328
330
330
328
331
333
332
330
331
330
330
329
328

Sunday 5

Waning Gibbous 77%

23:55

10:56

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:02, Set: 21:40, Transit: 13:21. Moon - Rise: 23:55, Set: 10:56. Civil Dark: 22:28 - 04:13. Nautical Dark: 23:44 - 02:57. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

75
81
94
100
90
83
100
94
98
98
95
91
88
88
88
88
92
93
96
97
98
100
95
90

Low Clouds (% Sky Obscured)

75
81
94
100
90
83
97
94
96
91
88
85
80
75
70
62
65
74
75
76
72
73
62
52

Medium Clouds (% Sky Obscured)

37
37
37
37
33
33
34
24
15
4
2
1
0
0
0
0
22
13
20
29
37
48
37
22

High Clouds (% Sky Obscured)

5
10
19
25
16
7
15
14
37
52
45
44
35
40
51
67
74
78
80
83
92
99
87
73

ISS Passover

Visibility (miles)

2
1
9
9
9
9
8
6
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
6
6
2
1
1
1
2
4
3
12
1
3
3
3
1
1
1
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)

9
8
8
8
8
8
8
8
8
9
10
10
9
9
10
9
10
10
10
10
10
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

16
16
15
15
14
14
15
15
16
15
15
16
16
16
16
15
15
15
15
16
16
16
15
15

Relative Humidity (%)

98
98
98
95
95
96
98
96
95
90
89
88
88
88
86
83
83
83
83
88
89
93
95
95

Pressure (mb)

1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1024
1024
1024
1024
1024
1023
1023

Ozone (du)

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

Monday 6

Waning Gibbous 67%

00:06

12:13

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:02, Set: 21:39, Transit: 13:21. Moon - Rise: 00:06, Set: 12:13. Civil Dark: 22:27 - 04:14. Nautical Dark: 23:43 - 02:59. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

84
94
94
100
100
100
100
100
100
100
97
93
89
91
93
95
96
96
96
97
98
100
100
100

Low Clouds (% Sky Obscured)

47
49
52
53
54
62
63
62
60
54
54
55
50
56
58
64
63
57
55
50
40
38
41
44

Medium Clouds (% Sky Obscured)

13
15
21
21
24
27
27
28
24
25
27
36
53
40
28
15
14
13
13
10
6
2
8
13

High Clouds (% Sky Obscured)

58
78
85
100
100
100
100
100
100
100
80
60
45
57
75
92
87
88
90
93
96
100
98
97

ISS Passover

Visibility (miles)

8
4
4
5
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
1
1
1
3
3
3
2
5
11
4
2
7
6
2

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

15
15
15
15
15
14
14
15
15
15
15
15
15
14
15
15
15
15
15
16
16
16
16
15

Relative Humidity (%)

95
95
98
96
95
93
93
92
85
82
82
82
78
77
80
81
82
83
85
86
89
92
95
95

Pressure (mb)

1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1022
1022

Ozone (du)

321
321
322
321
323
322
323
323
320
318
317
319
319
319
319
320
320
318
316
315
314
314
314
312

Tuesday 7

Third Quarter 56%

00:06

13:32

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 OK
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 OK
19 OK
20 Good
21 Good
22 OK
23 OK

Sun - Rise: 05:03, Set: 21:38, Transit: 13:21. Moon - Rise: 00:06, Set: 13:32. Civil Dark: 22:26 - 04:15. Nautical Dark: 23:41 - 03:00. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
99
98
97
95
93
90
81
72
73
64
56
47
56
66
72
56
50
38
26
16
5
18
30

Low Clouds (% Sky Obscured)

50
58
58
62
62
62
61
59
52
54
46
38
32
37
45
57
49
36
29
18
7
0
5
9

Medium Clouds (% Sky Obscured)

21
17
13
9
8
5
2
3
3
3
5
5
6
8
10
12
12
12
11
8
4
0
1
1

High Clouds (% Sky Obscured)

97
95
93
92
87
79
69
45
15
1
1
1
1
2
3
4
5
7
9
9
6
5
8
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 (%)

3
2
1
0
0
0
0
3
4
1
6
4
0
1
0
0
0
0
0
0
0
0
1
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
6
6
6
5
5
5
5
5
5
5
5
6
6
5
5
4
3
3
1
2
2
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
95
95
95
93
90
89
82
77
73
69
67
65
62
60
59
59
59
60
61
63
65
63

Pressure (mb)

1022
1022
1022
1021
1021
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1022

Ozone (du)

311
310
309
308
307
307
307
307
307
308
309
308
308
307
308
309
310
310
311
311
311
311
311
312

Wednesday 8

Waning Crescent 45%

00:17

14:56

Sun - Rise: 05:04, Set: 21:38, Transit: 13:21. Moon - Rise: 00:17, Set: 14:56. Civil Dark: 22:25 - 04:17. Nautical Dark: 23:40 - 03:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

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

Generated: 02/07/26 00:56:56. Forecast: 02/07/26 to 08/07/26. Timezone: UTC+1.00