Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 5

First Quarter 55%

10:41

03:04

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

Sun - Rise: 07:45, Set: 17:14, Transit: 12:30. Moon - Rise: 10:41, Set: 03:04. Civil Dark: 17:49 - 07:10. Nautical Dark: 18:29 - 06:30. Astro Dark: 19:08 - 05:51

Total Clouds (% Sky Obscured)

39
60
69
74
74
20
19
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

42
44
47
35
7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

81
60
69
62
70
20
19
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
60
66
69
64
20
19
0
0
0
0
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

Fog (%)

-
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
4
5
5
5
3
2
3
2
2
1
0
0
0
-0
-1
-1
-1
-1
-1
-1
1
2
3

Dew Point (°C)

4
3
3
3
3
3
2
2
1
1
-0
-1
-1
-2
-2
-2
-3
-3
-3
-3
-3
-2
-2
-1

Relative Humidity (%)

78
73
70
73
77
81
82
83
85
85
83
80
79
78
80
78
78
77
78
77
77
77
69
65

Pressure (mb)

1039
1039
1040
1040
1040
1041
1042
1043
1043
1043
1044
1044
1044
1044
1044
1044
1043
1043
1043
1043
1044
1044
1044
1043

Ozone (du)

352
361
361
359
355
355
358
368
375
374
372
372
367
361
369
366
361
360
362
365
365
366
364
364

Thursday 6

Waxing Gibbous 66%

11:18

04:28

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

Sun - Rise: 07:43, Set: 17:16, Transit: 12:30. Moon - Rise: 11:18, Set: 04:28. Civil Dark: 17:51 - 07:08. Nautical Dark: 18:31 - 06:28. Astro Dark: 19:10 - 05:49

Total Clouds (% Sky Obscured)

0
0
0
0
0
49
56
13
0
27
37
40
1
17
1
2
12
20
15
36
26
52
75
76

Low Clouds (% Sky Obscured)

0
0
0
0
0
49
56
13
0
27
37
40
0
17
0
0
12
20
15
36
26
39
37
25

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
22
41
43

High 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

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)

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

Chance of Frost

Temperature (°C)

7
7
8
7
6
5
3
3
3
2
2
1
1
1
1
1
1
1
1
0
1
2
3
4

Feels Like (°C)

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

Dew Point (°C)

0
0
1
1
1
1
1
1
1
1
-1
-1
-1
-2
-2
-2
-2
-2
-1
-2
-2
-1
-1
-1

Relative Humidity (%)

62
59
61
64
69
78
85
86
86
88
86
88
84
83
83
83
86
86
88
88
86
81
74
71

Pressure (mb)

1043
1042
1041
1041
1040
1040
1040
1040
1040
1039
1039
1038
1038
1037
1037
1036
1035
1034
1033
1033
1033
1032
1032
1031

Ozone (du)

366
367
368
369
369
366
364
358
355
351
348
343
340
338
339
340
338
338
336
333
334
338
341
342

Friday 7

Waxing Gibbous 77%

No Rise

05:40

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

Sun - Rise: 07:41, Set: 17:17, Transit: 12:30. Moon - Rise: No Rise, Set: 05:40. Civil Dark: 17:53 - 07:06. Nautical Dark: 18:32 - 06:27. Astro Dark: 19:11 - 05:48

Total Clouds (% Sky Obscured)

29
66
34
8
2
3
5
2
6
5
8
12
19
34
51
41
8
3
3
3
3
8
11
15

Low Clouds (% Sky Obscured)

29
66
34
8
0
0
4
0
6
4
8
12
11
17
29
27
8
1
1
1
1
8
11
15

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
0
0
0
0
0
0
0
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
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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)

15
15
15
14
11
9
8
9
8
7
7
7
6
6
7
5
4
4
5
5
5
5
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
0
1
1
2
1
0
-1
-1
-1
-1
-2
-2
-2
-3
-2
-2
-2
-2
-2
-3
-1
1
2

Dew Point (°C)

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

Relative Humidity (%)

67
67
66
66
67
72
76
81
86
88
89
89
84
74
68
64
68
71
77
83
84
80
74
69

Pressure (mb)

1031
1030
1029
1028
1028
1027
1027
1027
1027
1027
1026
1026
1026
1026
1025
1025
1025
1025
1025
1025
1026
1026
1026
1027

Ozone (du)

342
344
349
351
353
352
348
346
343
343
344
344
341
340
337
337
342
339
338
337
338
340
345
352

Saturday 8

Waxing Gibbous 86%

12:11

06:35

12 OK
13 OK
14 OK
15 OK
16 Good
17 Good
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: 07:40, Set: 17:19, Transit: 12:30. Moon - Rise: 12:11, Set: 06:35. Civil Dark: 17:54 - 07:05. Nautical Dark: 18:34 - 06:25. Astro Dark: 19:13 - 05:46

Total Clouds (% Sky Obscured)

22
24
27
21
13
12
67
82
93
77
78
71
75
79
81
79
71
62
62
66
73
82
91
100

Low Clouds (% Sky Obscured)

22
24
27
21
13
4
15
29
45
40
33
24
33
41
50
40
30
21
31
42
53
67
79
91

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
10
20
33
22
23
48
37
29
28
44
65
62
25
56
54
38
12
50

High Clouds (% Sky Obscured)

0
0
0
0
1
1
14
14
30
29
35
35
50
60
50
40
40
20
20
35
40
30
20
15

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 (%)

1
1
0
0
0
0
3
2
1
7
6
2
7
6
2
3
2
0
0
2
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
4
4
3
2
-0
-1
-3
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-3
-1
0
1

Dew Point (°C)

-2
-3
-3
-3
-2
-2
-2
-2
-2
-3
-3
-2
-2
-2
-3
-2
-2
-2
-2
-2
-3
-2
-2
-2

Relative Humidity (%)

63
59
57
57
62
68
74
77
78
78
78
80
78
78
77
78
77
78
78
78
76
73
68
64

Pressure (mb)

1027
1027
1027
1027
1027
1028
1029
1030
1030
1031
1031
1032
1032
1032
1033
1033
1033
1034
1034
1035
1035
1036
1036
1036

Ozone (du)

355
357
361
362
361
359
358
357
360
361
364
365
365
369
372
373
373
377
379
377
378
381
383
387

Sunday 9

Waxing Gibbous 92%

13:20

07:12

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

Sun - Rise: 07:38, Set: 17:21, Transit: 12:30. Moon - Rise: 13:20, Set: 07:12. Civil Dark: 17:56 - 07:03. Nautical Dark: 18:36 - 06:23. Astro Dark: 19:14 - 05:45

Total Clouds (% Sky Obscured)

86
71
59
22
34
35
30
30
35
34
23
26
42
50
53
41
31
21
19
22
24
30
36
40

Low Clouds (% Sky Obscured)

66
44
22
16
17
20
20
15
20
19
4
1
20
42
53
41
31
21
19
22
24
30
36
40

Medium Clouds (% Sky Obscured)

47
42
22
4
7
4
3
3
2
1
0
0
0
0
0
0
0
0
0
0
0
3
9
20

High Clouds (% Sky Obscured)

15
1
15
0
0
0
0
0
0
1
12
26
36
33
31
23
13
3
2
1
1
15
32
40

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
6
0
0
0
1
0
1
2
1
3
2
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
6
6
6
6
6
6
6
7
6
6
6
6
6
6
7
8
9
9
9
9
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
2
3
3
2
1
0
-0
-1
-2
-1
-1
-2
-1
-1
-1
-1
-2
-2
-1
-1
-1
-1
-1

Dew Point (°C)

-2
-2
-1
-1
-1
-2
-2
-2
-2
-1
-1
-1
-2
-1
-2
-1
-2
-2
-2
-1
-1
-1
-1
-1

Relative Humidity (%)

62
61
60
60
61
63
63
64
72
83
88
88
86
88
86
88
84
83
81
83
83
83
77
72

Pressure (mb)

1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1035
1035
1035
1034
1034
1033
1033
1033
1033
1033
1032

Ozone (du)

388
387
387
390
390
387
384
384
385
387
386
384
382
380
378
376
375
374
373
373
372
371
373
374

Monday 10

Waxing Gibbous 97%

14:38

07:38

12 OK
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
11 Bad

Sun - Rise: 07:36, Set: 17:23, Transit: 12:30. Moon - Rise: 14:38, Set: 07:38. Civil Dark: 17:58 - 07:01. Nautical Dark: 18:37 - 06:22. Astro Dark: 19:16 - 05:43

Total Clouds (% Sky Obscured)

42
48
48
45
49
50
63
75
85
80
77
70
75
79
85
86
88
88
92
96
100
100
100
100

Low Clouds (% Sky Obscured)

42
48
48
38
26
12
33
54
74
70
67
65
70
78
84
85
85
86
82
78
74
75
74
75

Medium Clouds (% Sky Obscured)

32
48
48
45
43
41
33
25
12
19
22
20
17
18
24
34
59
65
80
89
99
99
99
99

High Clouds (% Sky Obscured)

42
48
48
45
32
4
5
5
6
3
0
0
0
0
5
5
5
10
10
10
5
9
19
28

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

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
1
2
1
6
7
6
10
8
1
4
5
0
4
10
5
13
18
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
3
2
1
1
1
1
-3
-3
-3
-2
-2
-2
-3
-3
-3
-3
-3
-2
-2
-1
-1
-1
-1

Dew Point (°C)

-1
-1
-1
-1
-1
-1
-2
-2
-2
-2
-2
-2
-2
-2
-1
-1
-1
0
1
1
2
2
3
3

Relative Humidity (%)

68
69
69
71
74
79
81
80
80
80
78
78
78
80
81
83
83
85
85
83
85
85
85
83

Pressure (mb)

1032
1031
1030
1030
1029
1029
1029
1028
1028
1028
1027
1027
1026
1026
1026
1025
1025
1024
1024
1024
1024
1024
1024
1024

Ozone (du)

375
374
373
372
372
373
373
372
371
370
370
370
370
369
367
366
365
364
363
363
363
363
362
361

Tuesday 11

Waxing Gibbous 100%

16:00

07:56

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

Sun - Rise: 07:34, Set: 17:25, Transit: 12:30. Moon - Rise: 16:00, Set: 07:56. Civil Dark: 18:00 - 06:59. Nautical Dark: 18:39 - 06:20. Astro Dark: 19:18 - 05:41

Total Clouds (% Sky Obscured)

81
62
43
62
81
100
100
100
100
96
93
89
86
84
83
91
95
96

Low Clouds (% Sky Obscured)

66
59
43
45
35
30
36
42
55
67
71
80
75
73
69
71
76
79

Medium Clouds (% Sky Obscured)

81
60
43
62
81
99
90
79
68
48
30
18
25
37
56
56
59
58

High Clouds (% Sky Obscured)

19
9
5
37
70
100
100
100
100
80
59
37
32
25
19
14
14
18

ISS Passover

Visibility (miles)

8
7
6
5
6
8
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

Precipitation Type

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

Precipitation Probability (%)

33
45
54
60
61
66
56
46
37
33
31
33
36
38
44
50
49
44

Precipitation Amount (mm)

0
0
0.2
0.3
0.3
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

6
6
6
6
6
6
6
5
5
5
5
5
5
5
5
5
6
6

Feels Like (°C)

-1
1
1
1
1
1
1
0
-0
-1
-1
-1
-1
0
-0
0
-0
0

Dew Point (°C)

3
3
3
3
3
4
4
4
3
3
3
3
3
4
4
4
4
5

Relative Humidity (%)

82
82
82
83
85
86
88
88
88
88
88
88
88
90
90
91
91
91

Pressure (mb)

1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1020
1020
1020
1020

Ozone (du)

360
359
359
358
358
359
359
362
364
367
363
359
356
351
345
340
339
337

Forecast for Llanrhidian, City and County of Swansea, United Kingdom (51.61,-4.17)

Generated: 05/02/25 13:57:22. Forecast: 05/02/25 to 11/02/25. Timezone: UTC+0.00