Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 18

Waning Crescent 0%

06:08

18:01

00 Bad
01 Bad
02 Bad
03 OK
04 OK
05 OK
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 OK

Sun - Rise: 06:21, Set: 18:26, Transit: 12:24. Moon - Rise: 06:08, Set: 18:01. Civil Dark: 19:00 - 05:48. Nautical Dark: 19:40 - 05:07. Astro Dark: 20:22 - 04:26

Total Clouds (% Sky Obscured)

79
68
42
14
13
13
65
96
100
100
100
100
93
99
100
99
100
100
100
100
100
84
39
24

Low Clouds (% Sky Obscured)

63
63
42
14
13
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
2
11
64
96
100
100
100
100
90
98
100
98
100
100
100
100
100
84
37
19

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)

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

Chance of Frost

Temperature (°C)

9
8
8
8
7
7
7
8
9
11
13
15
16
17
17
17
17
16
14
12
11
10
10
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
88
88
90
88
90
88
87
84
76
72
68
64
64
63
67
69
74
82
86
88
88
90
90

Pressure (mb)

1013
1013
1014
1014
1015
1015
1016
1016
1017
1018
1018
1018
1019
1019
1019
1019
1020
1020
1021
1022
1023
1024
1024
1025

Ozone (du)

352
350
349
349
348
349
348
347
348
347
346
346
345
344
342
342
342
342
342
342
343
344
343
343

Thursday 19

New Moon 0%

06:19

19:26

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

Sun - Rise: 06:19, Set: 18:28, Transit: 12:23. Moon - Rise: 06:19, Set: 19:26. Civil Dark: 19:02 - 05:45. Nautical Dark: 19:42 - 05:05. Astro Dark: 20:24 - 04:23

Total Clouds (% Sky Obscured)

2
1
0
2
2
20
8
17
65
79
15
12
20
9
19
3
3
49
60
13
10
15
32
35

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
11
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
1
0
1
1
20
8
15
64
71
13
12
20
9
3
3
3
47
60
13
10
15
32
35

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
7
7
5
5
4
3
4
6
8
10
12
13
13
13
13
14
13
10
7
5
5
4
4

Dew Point (°C)

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

Relative Humidity (%)

88
87
84
82
79
78
75
75
73
62
56
51
50
50
50
53
61
67
73
78
79
79
78
79

Pressure (mb)

1025
1025
1026
1026
1026
1026
1026
1027
1027
1027
1027
1026
1026
1026
1026
1025
1025
1025
1025
1026
1026
1026
1026
1026

Ozone (du)

344
344
342
342
342
343
343
344
346
355
363
369
376
378
375
374
376
378
380
380
380
380
382
383

Friday 20

Waxing Crescent 3%

06:31

20:54

00 OK
01 OK
02 Bad
03 Bad
04 Bad
05 Bad
06 OK
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: 06:17, Set: 18:30, Transit: 12:23. Moon - Rise: 06:31, Set: 20:54. Civil Dark: 19:03 - 05:43. Nautical Dark: 19:44 - 05:03. Astro Dark: 20:26 - 04:20

Total Clouds (% Sky Obscured)

42
45
57
78
54
56
45
90
78
67
79
89
100
97
100
98
96
98
98
91
88
95
96
95

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

42
45
57
78
50
55
45
90
78
58
55
73
100
85
98
82
50
71
64
55
48
56
61
68

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)

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

Chance of Frost

Temperature (°C)

7
6
6
6
6
5
5
5
7
10
11
13
13
14
14
13
13
12
10
9
8
7
7
7

Feels Like (°C)

3
3
3
2
2
3
3
3
5
8
9
10
12
12
12
11
11
10
8
7
6
5
4
4

Dew Point (°C)

4
4
3
3
3
3
3
2
4
4
4
3
2
2
3
3
3
6
4
4
4
4
4
3

Relative Humidity (%)

81
82
82
83
82
82
83
80
78
67
58
50
48
46
47
48
51
64
67
73
77
78
78
78

Pressure (mb)

1025
1025
1025
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1022
1022
1021
1021
1021
1021
1021
1021
1022
1021
1021

Ozone (du)

385
385
383
383
381
380
380
381
381
381
383
383
383
384
381
379
379
379
379
380
381
381
380
380

Saturday 21

Waxing Crescent 9%

06:44

22:26

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

Sun - Rise: 06:14, Set: 18:31, Transit: 12:23. Moon - Rise: 06:44, Set: 22:26. Civil Dark: 19:05 - 05:40. Nautical Dark: 19:46 - 05:00. Astro Dark: 20:28 - 04:18

Total Clouds (% Sky Obscured)

94
95
92
91
89
90
90
89
58
72
63
22
33
77
100
96
91
82
88
94
100
67
32
21

Low Clouds (% Sky Obscured)

1
0
0
1
1
1
1
1
6
10
5
1
9
33
47
42
33
28
36
44
54
40
32
21

Medium Clouds (% Sky Obscured)

0
0
0
0
2
3
8
5
2
14
1
2
5
2
2
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

73
79
83
67
47
32
42
45
26
14
33
6
19
31
43
36
21
3
25
41
48
57
32
21

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
3
0
2
2
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)

3
3
3
3
3
3
3
3
2
2
1
2
3
4
5
5
3
2
2
1
2
3
2
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
4
4
3
4
4
4
6
9
10
11
12
11
10
8
8
9
8
8
9
8
8
8

Dew Point (°C)

3
3
3
2
2
2
2
3
4
4
5
5
5
5
6
6
6
6
6
6
6
6
6
5

Relative Humidity (%)

79
76
76
76
76
76
76
78
74
68
66
62
60
61
66
72
74
74
77
77
78
80
82
84

Pressure (mb)

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

Ozone (du)

380
379
379
383
381
382
382
384
383
380
382
383
383
381
380
379
380
381
385
389
391
393
397
396

Sunday 22

Waxing Crescent 17%

07:03

23:59

00 Good
01 Good
02 Good
03 OK
04 OK
05 OK
06 OK
07 Bad
08 OK
09 OK
10 OK
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: 06:12, Set: 18:33, Transit: 12:23. Moon - Rise: 07:03, Set: 23:59. Civil Dark: 19:07 - 05:38. Nautical Dark: 19:48 - 04:58. Astro Dark: 20:30 - 04:15

Total Clouds (% Sky Obscured)

10
10
10
22
21
30
19
88
19
27
40
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

10
10
10
22
21
30
19
72
19
27
40
74
70
66
62
67
76
75
75
83
90
94
97
95

Medium Clouds (% Sky Obscured)

5
8
10
22
21
30
19
47
19
27
40
53
46
35
29
45
66
92
94
96
97
81
63
45

High Clouds (% Sky Obscured)

10
10
10
22
21
30
19
88
19
27
40
100
97
96
96
97
99
100
92
80
66
65
81
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
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
1
5
8
7
4
0
3
4
2
3
6
8
16
26
32
56
77
89

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
0.4
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
7
7
6
6
6
6
7
7
9
9
9
8
8
8
8
8
8
8
6
6
6
6
6

Dew Point (°C)

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

Relative Humidity (%)

87
85
87
87
87
85
87
84
79
74
73
74
76
73
73
71
74
80
84
87
90
93
91
91

Pressure (mb)

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

Ozone (du)

389
389
384
378
376
374
374
372
371
369
366
364
365
365
365
365
365
365
365
370
375
380
384
387

Monday 23

Waxing Crescent 27%

07:28

No Set

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: 06:10, Set: 18:35, Transit: 12:22. Moon - Rise: 07:28, Set: No Set. Civil Dark: 19:09 - 05:36. Nautical Dark: 19:49 - 04:55. Astro Dark: 20:32 - 04:12

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
97
93
91
88
87
87
86
88
88
96
98
100
100
100
100

Low Clouds (% Sky Obscured)

97
98
100
96
92
84
67
52
39
47
53
59
54
55
47
47
37
25
16
16
13
31
52
71

Medium Clouds (% Sky Obscured)

41
41
40
53
66
78
81
77
60
61
64
77
68
64
59
46
34
29
56
63
60
58
56
50

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
71
43
10
10
10
10
11
21
27
31
26
15
16
18
19

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
8

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

Precipitation Probability (%)

95
95
95
95
78
50
27
19
41
32
22
11
22
41
55
45
39
35
15
7
0
5
11
16

Precipitation Amount (mm)

0.9
1.3
1.6
0.7
0.5
0
0
0
0.2
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
10
13
16
15
14
13
14
13
14
14
14
13
14
15
16
15
15
16
16
15
14
15
16

Chance of Frost

Temperature (°C)

9
9
9
9
8
8
8
8
8
8
8
8
9
9
9
9
8
8
8
7
7
7
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
90
85
84
87
87
88
84
81
77
71
69
65
64
63
62
65
69
73
71
70
70
69
69

Pressure (mb)

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

Ozone (du)

390
389
388
387
387
388
389
387
386
384
383
381
379
377
374
371
368
365
363
360
356
353
352
350

Tuesday 24

Waxing Crescent 38%

08:07

01:27

Sun - Rise: 06:07, Set: 18:37, Transit: 12:22. Moon - Rise: 08:07, Set: 01:27. Civil Dark: 19:11 - 05:33. Nautical Dark: 19:51 - 04:52. Astro Dark: 20:34 - 04:09

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: 18/03/26 00:30:17. Forecast: 18/03/26 to 24/03/26. Timezone: UTC+0.00