Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 5

First Quarter 55%

10:41

03:04

17 OK
18 OK
19 OK
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
12 Good
13 Good
14 Good
15 Good
16 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)

47
38
28
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

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)

47
2
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)

47
38
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
83
83
85
85
85
83
80
79
79
78
80
78
80
80
80
80
73
67
63
61
60
65
71

Pressure (mb)

1041
1042
1042
1043
1043
1044
1044
1044
1044
1044
1044
1044
1043
1043
1043
1044
1044
1044
1043
1043
1042
1042
1041
1041

Ozone (du)

357
365
375
379
376
376
376
372
363
367
367
361
359
358
363
362
365
367
366
369
369
369
370
371

Thursday 6

Waxing Gibbous 66%

11:18

04:28

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

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
48
8
26
38
43
29
0
4
0
20
6
5
25
26
24
41
41
44
35
39
37
1
2

Low Clouds (% Sky Obscured)

0
48
8
26
38
43
29
0
4
0
20
6
5
25
26
24
41
41
44
35
39
37
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
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
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)

8
7
8
9
10
11
12
13
12
11
11
11
11
11
11
12
14
16
18
18
17
16
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
83
83
82
77
73
69
72
76
80
83
86
86
86
88
86
81
77
72
67
65
62
65
68

Pressure (mb)

1040
1040
1040
1040
1039
1039
1038
1037
1037
1036
1035
1034
1034
1033
1032
1032
1031
1030
1030
1029
1027
1027
1026
1025

Ozone (du)

370
371
372
368
364
363
362
360
356
352
354
357
354
354
354
355
358
362
369
373
376
377
374
373

Friday 7

Waxing Gibbous 77%

12:11

05:40

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

Sun - Rise: 07:41, Set: 17:17, Transit: 12:30. Moon - Rise: 12:11, 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)

3
26
13
40
46
38
33
8
6
4
5
4
5
5
5
7
12
18
36
33
20
34
16
22

Low Clouds (% Sky Obscured)

0
22
4
5
5
14
20
1
1
1
1
1
1
1
1
2
9
18
30
27
20
21
14
13

Medium Clouds (% Sky Obscured)

2
17
13
40
46
31
14
5
4
2
2
0
3
2
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
1
1
2
3
3

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

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
79
79
74
73
70
69
70
77
81
84
87
87
89
86
81
73
69
66
65
65
64
65
70

Pressure (mb)

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

Ozone (du)

373
373
371
372
369
368
368
364
361
360
357
351
348
347
348
349
348
345
349
356
365
368
369
368

Saturday 8

Waxing Gibbous 86%

13:20

06:35

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

Sun - Rise: 07:40, Set: 17:19, Transit: 12:30. Moon - Rise: 13:20, 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)

15
12
9
37
34
9
11
34
45
42
27
53
60
16
44
78
31
25
25
36
57
80
75
60

Low Clouds (% Sky Obscured)

9
6
4
18
19
8
11
21
23
16
8
13
15
13
26
39
28
15
5
26
51
76
65
48

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
8
14
19
17
13
12
12
11
13
9
7

High Clouds (% Sky Obscured)

4
3
1
0
0
0
0
0
0
0
0
0
0
2
24
45
2
0
0
0
0
2
0
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
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 (%)

4
6
4
2
7
5
0
0
2
0
1
1
0
4
1
0
4
5
5
8
7
3
11
12

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
4
4
4
4
4
4
3
3
4
4
4
3
5
6
6
5
7
8
8
8
9
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
76
79
81
84
86
83
79
77
80
83
78
73
80
89
88
81
76
73
67
66
65
65
70

Pressure (mb)

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

Ozone (du)

367
366
364
364
367
369
370
370
372
377
380
384
388
393
400
403
404
403
400
397
392
391
391
390

Sunday 9

Waxing Gibbous 92%

14:38

07:12

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 07:38, Set: 17:21, Transit: 12:30. Moon - Rise: 14:38, 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)

51
71
82
93
80
68
39
63
78
94
96
98
100
73
68
63
66
66
65
68
68
68
76
85

Low Clouds (% Sky Obscured)

32
29
22
20
22
30
24
39
66
87
91
96
89
57
58
58
58
58
59
62
65
68
62
54

Medium Clouds (% Sky Obscured)

3
16
33
48
32
18
0
5
9
13
8
4
1
1
0
0
2
7
11
20
36
35
28
31

High Clouds (% Sky Obscured)

1
1
1
1
0
0
5
9
10
10
10
20
50
43
29
15
20
31
42
50
56
60
40
23

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 (%)

10
16
20
16
21
24
25
32
31
18
24
23
16
1
2
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)

8
6
6
5
6
6
6
6
7
8
9
9
9
10
11
11
12
13
14
15
14
13
12
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
77
79
80
83
86
88
85
83
81
85
86
88
80
79
77
76
75
72
70
70
68
67
72

Pressure (mb)

1032
1032
1032
1032
1032
1031
1031
1031
1031
1030
1030
1029
1029
1029
1033
1033
1033
1032
1032
1031
1031
1030
1029
1029

Ozone (du)

390
390
389
386
385
383
381
380
380
380
376
376
378
378
378
379
379
379
379
379
377
376
374
374

Monday 10

Waxing Gibbous 97%

16:00

07:38

17 Bad
18 Bad
19 Bad
20 OK
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

Sun - Rise: 07:36, Set: 17:23, Transit: 12:30. Moon - Rise: 16:00, 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)

94
71
47
29
43
55
62
71
79
88
90
93
94
96
99
100
95
90
86
81
76
72
81
88

Low Clouds (% Sky Obscured)

47
48
47
29
43
55
62
71
78
86
88
89
91
90
89
86
81
75
71
66
63
59
54
53

Medium Clouds (% Sky Obscured)

25
20
11
0
0
0
0
0
0
0
0
0
0
10
19
34
34
34
49
36
18
0
31
61

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
15
22
16
7
0
17
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
1
2
2
7
9
9
16
14
5
11
11
7
8
10
2
9
8
3
7
8
1
5
4

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
83
85
88
91
91
89
89
89
88
88
86
86
85
82
80
79
72
67
61
65
67
71
75

Pressure (mb)

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

Ozone (du)

374
375
374
374
374
373
373
373
373
374
375
375
376
376
379
381
384
382
379
377
373
370
366
362

Tuesday 11

Waxing Gibbous 100%

No Rise

07:56

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: 07:34, Set: 17:25, Transit: 12:30. Moon - Rise: No Rise, 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)

96
98
99
100
98
96
95
98
97
97
97
97
97
96
88
75
68
65
62

Low Clouds (% Sky Obscured)

44
47
47
50
61
71
80
83
82
84
88
85
85
80
71
65
62
63
62

Medium Clouds (% Sky Obscured)

90
86
81
77
68
64
59
60
61
66
54
45
34
39
40
43
30
16
2

High Clouds (% Sky Obscured)

60
60
70
80
70
54
33
22
12
1
1
1
1
1
1
1
1
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
8
8
9
9
7
5
3
5
7
9
9
9

Fog (%)

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

Precipitation Probability (%)

1
5
14
22
38
47
55
48
39
23
32
44
55
61
63
64
45
28
12

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

8
8
7
7
8
8
9
9
10
10
10
11
11
11
11
11
11
13
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
81
81
82
82
85
89
91
91
89
88
90
91
93
93
93
94
93
95

Pressure (mb)

1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1018
1018
1018
1018
1018
1019
1019
1019

Ozone (du)

358
354
352
351
349
349
348
347
345
344
342
342
341
341
343
346
348
347
347

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

Generated: 05/02/25 16:48:18. Forecast: 05/02/25 to 11/02/25. Timezone: UTC+0.00