Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 19

Waxing Crescent 3%

09:15

18:41

23 Bad
00 Bad
01 Bad
02 Good
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

Sun - Rise: 08:10, Set: 16:45, Transit: 12:27. Moon - Rise: 09:15, Set: 18:41. Civil Dark: 17:23 - 07:32. Nautical Dark: 18:04 - 06:51. Astro Dark: 18:44 - 06:11

Total Clouds (% Sky Obscured)

100
100
83
0
92
98
98
100
100
100
100
100
94
100
100
100
100
100
100
100
96
66
47
54

Low Clouds (% Sky Obscured)

36
44
16
0
39
46
35
66
91
89
84
100
87
91
100
86
90
97
88
72
41
31
43
43

Medium Clouds (% Sky Obscured)

0
0
0
0
82
91
65
99
81
89
94
100
93
100
100
100
100
100
100
100
96
66
47
54

High Clouds (% Sky Obscured)

0
0
0
0
85
21
32
100
100
100
100
100
20
100
100
100
100
70
100
39
30
40
31
26

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
6
9
7
6
4
6
9
9
9
9
9

Fog (%)

0
0
0
0
1
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
0
1
0
0
0
2
8
20
11
14
35
74
89
95
95
95
95
69
21
10
8
9
16

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.4
0.5
0.6
0.8
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

7
6
6
9
10
14
17
20
23
26
29
31
32
31
29
29
29
24
19
16
16
17
16
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
76
85
89
88
88
88
88
88
84
79
79
82
85
88
87
88
91
91
88
88
88
88
90

Pressure (mb)

1010
1010
1010
1009
1008
1007
1006
1005
1004
1003
1002
1002
1001
1000
1000
999
998
998
998
998
998
998
998
998

Ozone (du)

361
360
353
348
345
340
338
336
337
336
335
332
334
330
328
327
327
328
333
343
351
361
370
382

Tuesday 20

Waxing Crescent 8%

09:29

20:00

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 08:09, Set: 16:47, Transit: 12:28. Moon - Rise: 09:29, Set: 20:00. Civil Dark: 17:24 - 07:31. Nautical Dark: 18:05 - 06:50. Astro Dark: 18:45 - 06:10

Total Clouds (% Sky Obscured)

43
47
45
47
54
50
92
85
75
73
83
85
100
100
100
100
100
99
94
100
89
89
99
92

Low Clouds (% Sky Obscured)

42
47
45
47
54
50
51
40
52
72
52
57
57
100
100
100
100
84
79
87
80
78
57
58

Medium Clouds (% Sky Obscured)

43
0
0
0
0
2
81
74
48
35
58
59
97
56
75
60
91
58
80
100
81
81
97
68

High Clouds (% Sky Obscured)

0
0
0
0
0
1
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
7
5
9
6
8
4
5
9
9
9
9
9

Fog (%)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

5
4
8
3
0
11
0
0
0
0
2
29
68
80
80
77
81
70
50
44
51
41
36
24

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

15
14
14
13
12
12
12
12
13
15
16
18
21
24
26
27
23
20
19
17
16
15
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
88
90
90
91
93
93
91
91
91
90
88
87
90
88
87
91
95
91
91
90
91
93
91

Pressure (mb)

997
997
996
995
995
994
992
991
990
989
988
987
985
983
981
979
979
978
978
978
978
979
979
979

Ozone (du)

399
402
416
413
403
395
395
389
384
380
376
367
362
359
359
362
362
360
357
360
366
372
374
377

Wednesday 21

Waxing Crescent 15%

09:41

21:19

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 08:08, Set: 16:48, Transit: 12:28. Moon - Rise: 09:41, Set: 21:19. Civil Dark: 17:26 - 07:30. Nautical Dark: 18:07 - 06:49. Astro Dark: 18:47 - 06:09

Total Clouds (% Sky Obscured)

79
63
55
46
94
94
100
99
98
97
93
89
87
85
87
87
89
91
94
96
98
100
100
58

Low Clouds (% Sky Obscured)

72
60
55
46
85
87
86
88
88
88
81
73
68
68
68
71
75
78
83
84
85
85
85
58

Medium Clouds (% Sky Obscured)

51
23
19
21
30
37
59
87
84
71
30
23
13
17
21
25
28
71
32
41
42
84
50
50

High Clouds (% Sky Obscured)

0
0
5
8
4
7
64
49
32
13
8
4
1
1
2
3
6
9
14
37
61
70
68
58

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
9
9
9
6
6
9

Fog (%)

12
8
0
0
10
0
6
1
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 (%)

22
14
3
1
5
29
34
31
28
24
27
17
15
33
36
42
45
40
29
31
35
46
41
38

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
14
13
14
14
13
13
13
13
14
14
14
14
16
16
16
15
15
14
13
12
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
7
7
7
7
7
7
7
7
6
7
7
7
7
7
7
7
6
6
6
6
6
6

Relative Humidity (%)

91
91
93
93
93
91
91
93
91
90
88
90
87
88
90
88
88
88
88
90
90
94
94
93

Pressure (mb)

980
980
980
981
982
982
982
982
983
983
983
983
983
982
982
982
981
981
981
980
980
979
979
979

Ozone (du)

377
378
377
375
373
370
369
370
370
373
377
377
380
379
379
382
383
383
386
393
392
388
384
382

Thursday 22

Waxing Crescent 24%

09:52

22:39

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 08:06, Set: 16:50, Transit: 12:28. Moon - Rise: 09:52, Set: 22:39. Civil Dark: 17:27 - 07:29. Nautical Dark: 18:08 - 06:48. Astro Dark: 18:48 - 06:08

Total Clouds (% Sky Obscured)

100
94
89
81
84
83
76
78
92
96
95
100
100
100
93
99
95
100
98
99
99
100
99
99

Low Clouds (% Sky Obscured)

72
63
54
47
55
50
42
50
58
61
67
68
66
63
71
74
68
57
45
51
60
64
87
90

Medium Clouds (% Sky Obscured)

97
85
72
63
63
68
54
16
88
89
41
78
100
100
91
98
93
99
95
98
99
100
98
97

High Clouds (% Sky Obscured)

100
83
73
3
8
15
30
26
18
14
11
6
0
0
0
0
0
0
1
38
70
100
79
79

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
7
9
8
9
5
7
7
9
9
9
9
9
9
9
4

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

Precipitation Probability (%)

42
46
47
48
48
44
28
39
41
49
51
48
46
56
61
64
56
58
63
63
56
36
70
86

Precipitation Amount (mm)

0
0
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0.2
0
0.2
0
0
0.2
0.5

Wind Speed/Direction (mph)

9
8
11
13
16
18
19
13
16
16
17
21
19
20
21
23
25
25
25
25
25
26
26
26

Chance of Frost

Temperature (°C)

7
6
6
6
7
7
6
6
6
6
6
6
6
6
7
7
7
6
6
6
6
6
6
6

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
87
88
88
88
85
91
84
87
90
84
88
85
90
76
72
76
78
79
81
79
78
81
81

Pressure (mb)

979
979
979
979
978
978
978
977
977
978
978
978
978
977
977
977
977
977
978
978
978
978
978
978

Ozone (du)

381
377
376
379
384
386
389
393
395
395
392
394
398
401
404
408
412
412
414
415
415
416
418
419

Friday 23

Waxing Crescent 34%

10:04

No Set

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 08:05, Set: 16:52, Transit: 12:28. Moon - Rise: 10:04, Set: No Set. Civil Dark: 17:29 - 07:28. Nautical Dark: 18:10 - 06:47. Astro Dark: 18:49 - 06:07

Total Clouds (% Sky Obscured)

98
98
98
99
99
100
100
100
100
100
99
98
97
98
99
100
100
99
99
99
100
100
97
95

Low Clouds (% Sky Obscured)

94
85
74
66
69
71
77
82
87
92
91
90
89
82
78
74
72
67
64
64
63
60
48
40

Medium Clouds (% Sky Obscured)

96
89
81
71
75
76
78
59
39
18
27
37
49
61
75
87
76
58
46
59
77
89
89
90

High Clouds (% Sky Obscured)

81
81
78
78
75
70
64
60
69
80
59
35
8
39
69
100
98
95
93
94
95
95
73
47

ISS Passover

Visibility (miles)

3
4
5
5
6
7
8
9
9
9
9
6
4
2
4
7
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

83
95
95
87
83
78
77
69
57
37
53
64
74
83
84
78
64
58
53
48
47
45
37
29

Precipitation Amount (mm)

0.6
0.8
0.7
0.6
0.5
0.4
0.4
0.3
0.2
0
0.2
0.3
0.4
0.5
0.5
0.4
0.2
0.2
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

26
25
20
18
15
16
16
16
16
16
17
17
17
18
16
17
19
17
14
12
10
9
8
6

Chance of Frost

Temperature (°C)

5
5
5
6
6
6
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7

Feels Like (°C)

-5
-5
-5
-5
-5
-5
-5
-6
-2
-2
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
0
1
1

Dew Point (°C)

4
4
4
5
5
5
5
5
5
4
5
5
5
6
6
5
6
5
5
4
4
5
5
5

Relative Humidity (%)

90
93
93
93
93
90
87
84
84
84
85
87
90
93
91
90
90
87
85
82
84
84
87
87

Pressure (mb)

977
977
977
977
977
977
978
978
980
981
982
983
984
984
986
987
989
990
991
992
993
994
995
995

Ozone (du)

419
419
422
424
426
428
430
432
432
431
430
429
427
425
426
427
428
429
429
430
428
425
423
423

Saturday 24

Waxing Crescent 45%

10:17

00:01

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 08:04, Set: 16:53, Transit: 12:29. Moon - Rise: 10:17, Set: 00:01. Civil Dark: 17:30 - 07:27. Nautical Dark: 18:11 - 06:46. Astro Dark: 18:51 - 06:06

Total Clouds (% Sky Obscured)

96
97
98
98
99
99
100
80
57
36
29
23
16
9
7
5
5
5
6
32
59
85
85
84

Low Clouds (% Sky Obscured)

34
26
15
5
14
24
36
35
37
36
29
23
16
9
7
5
5
5
6
32
55
68
69
71

Medium Clouds (% Sky Obscured)

92
86
79
72
79
81
81
76
57
36
29
23
16
9
7
5
5
5
6
27
46
66
53
40

High Clouds (% Sky Obscured)

21
45
69
88
80
71
61
44
27
5
0
0
0
0
0
5
4
4
2
15
25
32
20
12

ISS Passover

Visibility (miles)

9
9
9
9
9
7
5
2
5
7
9
9
9
8
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
Very Light Rain
Very Light Rain
None
None
None
None
None
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

18
26
37
46
80
89
78
70
62
42
48
44
33
40
53
54
42
38
41
38
29
15
22
22

Precipitation Amount (mm)

0
0
0
0
0.4
0.6
0.4
0.3
0.3
0
0
0
0
0
0.3
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

6
6
6
6
6
6
6
6
6
6
7
7
7
7
6
6
6
6
6
7
6
5
5
5

Feels Like (°C)

1
1
0
1
1
1
1
1
0
1
1
2
2
1
1
2
2
2
2
2
1
0
0
1

Dew Point (°C)

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

Relative Humidity (%)

88
88
88
88
90
90
91
93
93
91
90
90
91
90
90
91
91
90
90
87
86
85
83
83

Pressure (mb)

996
996
996
996
996
997
997
997
998
998
999
1000
1000
1001
1001
1001
1002
1003
1004
1004
1005
1006
1007
1008

Ozone (du)

423
423
426
429
432
435
438
441
445
450
454
457
459
461
462
462
463
459
455
452
450
447
445
444

Sunday 25

Waxing Crescent 57%

10:34

01:26

23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 08:02, Set: 16:55, Transit: 12:29. Moon - Rise: 10:34, Set: 01:26. Civil Dark: 17:32 - 07:26. Nautical Dark: 18:13 - 06:45. Astro Dark: 18:52 - 06:05

Total Clouds (% Sky Obscured)

84
81
80
80
86
89
88

Low Clouds (% Sky Obscured)

74
73
71
68
59
54
46

Medium Clouds (% Sky Obscured)

27
18
9
0
0
0
0

High Clouds (% Sky Obscured)

1
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None

Precipitation Probability (%)

16
14
16
18
14
9
4

Precipitation Amount (mm)

0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
7
7
6
6
6
6

Chance of Frost

Temperature (°C)

5
5
5
5
5
4
3

Feels Like (°C)

-1
-1
0
0
0
-1
0

Dew Point (°C)

2
2
2
2
2
1
1

Relative Humidity (%)

83
83
83
83
83
85
86

Pressure (mb)

1009
1010
1011
1011
1012
1013
1013

Ozone (du)

442
440
440
440
439
438
437

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

Generated: 19/01/26 23:06:25. Forecast: 19/01/26 to 25/01/26. Timezone: UTC+0.00