Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 24

First Quarter 53%

10:09

03:39

18 OK
19 OK
20 Bad
21 Bad
22 Bad
23 OK
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

Sun - Rise: 07:09, Set: 17:48, Transit: 12:29. Moon - Rise: 10:09, Set: 03:39. Civil Dark: 18:21 - 06:35. Nautical Dark: 19:00 - 05:56. Astro Dark: 19:40 - 05:16

Total Clouds (% Sky Obscured)

35
29
45
52
46
27
66
61
64
86
93
96
98
94
98
97
91
100
100
99
100
100
98
98

Low Clouds (% Sky Obscured)

35
29
45
52
46
27
66
61
64
72
60
71
80
65
77
63
50
70
90
85
91
92
85
86

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
33
4
10
11
23
71
72
55
33
30
42
49
81
90
55
84
96

High Clouds (% Sky Obscured)

21
4
3
3
3
2
61
44
13
47
70
49
82
32
70
60
51
100
81
84
87
100
23
20

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
2
3
2
2
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
Very Light Rain
None
None

Precipitation Probability (%)

0
0
1
1
1
0
0
0
1
4
3
1
0
0
0
3
5
39
42
43
49
60
52
30

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
81
87
88
90
90
88
87
87
88
88
90
90
88
84
81
76
79
87
88
92
88
86
84

Pressure (mb)

1011
1011
1011
1012
1012
1012
1012
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

356
357
357
358
360
364
365
365
366
367
369
369
368
365
363
361
359
360
361
362
360
362
368
375

Wednesday 25

Waxing Gibbous 65%

11:12

04:47

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
16 Bad
17 Bad

Sun - Rise: 07:07, Set: 17:50, Transit: 12:29. Moon - Rise: 11:12, Set: 04:47. Civil Dark: 18:22 - 06:33. Nautical Dark: 19:02 - 05:54. Astro Dark: 19:41 - 05:14

Total Clouds (% Sky Obscured)

99
100
88
88
82
77
85
90
86
100
97
99
98
98
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

97
100
75
77
76
67
69
77
86
94
82
99
93
95
79
76
70
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

81
75
25
56
0
0
7
25
31
55
44
33
67
83
61
90
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

15
20
0
17
0
0
0
0
2
40
47
73
66
49
39
100
100
99
61
88
100
100
100
100

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
1
29
25
11
0
0
3
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

28
23
29
36
33
19
19
21
29
16
14
16
18
20
26
31
52
78
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
1.1
1.5
2
2.3
1.8
1.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
10
10
10
10
10
10
10
10
9
10
10
10
10
10
10
10
10
10
10
10
9
9
9

Feels Like (°C)

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

Dew Point (°C)

9
8
9
9
8
9
9
9
9
8
8
8
8
9
9
8
9
9
9
8
8
8
9
8

Relative Humidity (%)

86
87
88
90
91
95
93
90
91
93
90
90
90
95
95
90
93
91
90
90
91
95
96
95

Pressure (mb)

1013
1014
1014
1014
1014
1015
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1012
1012
1011
1011
1011
1010

Ozone (du)

380
382
390
403
410
406
401
387
376
369
366
363
361
360
361
358
354
352
348
346
345
342
339
337

Thursday 26

Waxing Gibbous 76%

12:31

05:36

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
16 Bad
17 Bad

Sun - Rise: 07:05, Set: 17:52, Transit: 12:28. Moon - Rise: 12:31, Set: 05:36. Civil Dark: 18:24 - 06:31. Nautical Dark: 19:04 - 05:51. Astro Dark: 19:43 - 05:12

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
98
99
98
97
97
93
97
93
96
98
99

Low Clouds (% Sky Obscured)

94
99
96
100
97
92
100
100
100
100
94
84
77
63
67
64
49
46
49
52
52
56
61
64

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
95
88
100
99
94
62
55
14
5
0
4
8
13
21
26
32

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
100
74
64
55
55
2
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

95
94
95
95
95
95
95
95
95
95
95
95
95
91
80
73
70
80
69
81
63
66
48
49

Precipitation Amount (mm)

0.7
0.5
0.5
0.8
1
0.7
1.2
1
0.8
1.6
1.8
1.2
0.8
0.7
0.4
0.4
0.4
0.6
0.3
0.7
0.2
0.3
0
0.3

Wind Speed/Direction (mph)

18
16
13
12
9
9
8
9
8
7
8
12
5
6
8
11
12
13
14
12
10
9
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
9
9
9
9
9
9
9
9
9
8
8
8
8
8
8
9
9
9
9
9
9
8
5

Relative Humidity (%)

96
96
98
98
96
96
95
96
95
95
95
95
95
95
95
93
95
95
95
88
91
90
96
93

Pressure (mb)

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

Ozone (du)

334
332
331
332
332
331
331
331
333
334
336
336
337
340
344
348
350
351
355
356
357
362
367
372

Friday 27

Waxing Gibbous 85%

13:59

06:08

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

Sun - Rise: 07:03, Set: 17:54, Transit: 12:28. Moon - Rise: 13:59, Set: 06:08. Civil Dark: 18:26 - 06:29. Nautical Dark: 19:05 - 05:49. Astro Dark: 19:45 - 05:10

Total Clouds (% Sky Obscured)

99
100
100
100
73
48
21
15
15
14
13
11
18
26
16
23
22
22
18
14
20
94
96
97

Low Clouds (% Sky Obscured)

72
79
87
87
73
48
21
15
15
14
13
11
18
26
16
23
22
22
18
14
20
36
30
20

Medium Clouds (% Sky Obscured)

35
44
50
57
52
48
21
15
15
14
13
0
18
26
16
23
22
22
18
14
5
13
86
90

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
13
26
16
23
18
0
0
0
3
60
61
51

ISS Passover

Visibility (miles)

7
7
6
7
7
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

36
49
80
77
80
87
93
86
68
51
35
32
15
2
3
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0.8
0.6
0.6
0.7
0.8
0.6
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
96
96
96
93
87
83
82
82
83
83
82
80
79
78
71
66
65
64
62
61
60
69
73

Pressure (mb)

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

Ozone (du)

374
379
387
395
398
400
402
404
405
403
401
401
404
402
399
404
404
406
404
402
399
396
394
390

Saturday 28

Waxing Gibbous 92%

15:28

06:30

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
16 Bad
17 Bad

Sun - Rise: 07:01, Set: 17:56, Transit: 12:28. Moon - Rise: 15:28, Set: 06:30. Civil Dark: 18:28 - 06:26. Nautical Dark: 19:07 - 05:47. Astro Dark: 19:47 - 05:07

Total Clouds (% Sky Obscured)

99
99
100
100
100
100
100
100
100
99
99
99
100
100
100
100
100
100
100
100
100
100
99
99

Low Clouds (% Sky Obscured)

33
55
87
91
94
97
91
86
80
78
76
73
98
97
96
91
85
80
84
84
82
64
52
37

Medium Clouds (% Sky Obscured)

33
28
32
62
42
73
77
64
57
52
45
52
71
74
76
62
48
37
26
19
10
7
4
2

High Clouds (% Sky Obscured)

78
87
100
84
60
37
55
78
100
72
43
20
98
96
95
97
97
97
71
49
29
38
42
41

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

Precipitation Probability (%)

3
13
26
44
77
95
81
73
45
27
29
37
90
73
56
32
28
28
22
17
10
8
6
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
12
15
17
20
22
24
23
22
22
21
21
21
21
21
20
20
20
20
20
19
19
17
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
88
91
90
87
87
85
85
85
85
84
85
87
85
85
85
82
78
76
77
77
77
78
78

Pressure (mb)

1020
1020
1020
1019
1018
1018
1017
1017
1016
1016
1016
1015
1015
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013

Ozone (du)

388
384
390
390
389
388
386
383
382
379
378
377
379
379
380
381
380
380
379
381
383
385
385
385

Sunday 1

Waxing Gibbous 97%

16:54

06:46

18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
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

Sun - Rise: 06:58, Set: 17:57, Transit: 12:28. Moon - Rise: 16:54, Set: 06:46. Civil Dark: 18:30 - 06:24. Nautical Dark: 19:09 - 05:45. Astro Dark: 19:49 - 05:05

Total Clouds (% Sky Obscured)

99
99
94
93
93
92
92
91
91
72
50
28
41
55
69
69
68
66
65
63
61
74
87
100

Low Clouds (% Sky Obscured)

31
17
17
17
16
16
15
12
11
5
5
5
26
46
64
62
59
55
44
29
7
9
11
12

Medium Clouds (% Sky Obscured)

2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
3
6
15
30
39
45
59
73
86

High Clouds (% Sky Obscured)

41
31
25
20
15
15
10
10
15
15
12
6
4
3
1
1
1
0
21
41
61
60
56
46

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 (%)

5
2
0
0
0
0
0
0
0
1
1
1
5
8
9
13
10
0
2
4
9
17
29
24

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
3
4
4
4
4
4
3
4
4
4
4
4
5
5
6
6
7
6
11
11
10
11
11

Dew Point (°C)

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

Relative Humidity (%)

80
77
75
74
78
84
87
88
90
91
91
90
90
88
87
85
80
76
71
72
71
72
76
81

Pressure (mb)

1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1013

Ozone (du)

386
385
385
384
387
389
392
393
394
395
396
397
399
399
400
401
403
405
407
409
411
413
413
413

Monday 2

Waxing Gibbous 100%

No Rise

06:58

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

Sun - Rise: 06:56, Set: 17:59, Transit: 12:28. Moon - Rise: No Rise, Set: 06:58. Civil Dark: 18:31 - 06:22. Nautical Dark: 19:11 - 05:43. Astro Dark: 19:51 - 05:03

Total Clouds (% Sky Obscured)

99
98
97
95
94
91
92
93
94
95
92
92
90
89
88
88
91
94

Low Clouds (% Sky Obscured)

27
40
50
61
73
80
81
84
89
90
92
92
89
85
81
82
84
85

Medium Clouds (% Sky Obscured)

73
60
47
41
34
28
33
46
60
65
65
65
66
68
61
61
58
60

High Clouds (% Sky Obscured)

33
23
11
10
5
2
6
14
20
25
20
20
25
30
25
25
25
30

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
8
8
8
9
9
8
6

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

Precipitation Probability (%)

20
19
22
17
7
5
9
11
17
26
38
48
53
51
48
45
43
43

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.2
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
8
8
8
8
8
8
8
8
8
8
8
8
7
7
7
7
7

Relative Humidity (%)

85
87
88
91
93
93
95
95
95
95
96
95
96
95
93
93
93
91

Pressure (mb)

1013
1014
1015
1015
1016
1016
1016
1016
1017
1017
1017
1017
1018
1018
1019
1019
1020
1020

Ozone (du)

412
412
412
412
411
409
407
403
399
396
399
403
407
411
416
421
421
422

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

Generated: 24/02/26 17:37:23. Forecast: 24/02/26 to 02/03/26. Timezone: UTC+0.00