Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 10

Waning Crescent 43%

02:55

10:18

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
00 Bad
01 Bad

Sun - Rise: 07:38, Set: 17:22, Transit: 12:30. Moon - Rise: 02:55, Set: 10:18. Civil Dark: 17:57 - 07:03. Nautical Dark: 18:37 - 06:24. Astro Dark: 19:16 - 05:45

Total Clouds (% Sky Obscured)

100
100
100
97
100
99
99
100
100
100
100
100
100
100
96
98
77
91
96
96
100
100
100
100

Low Clouds (% Sky Obscured)

84
100
97
84
90
96
82
60
63
84
100
100
100
80
85
94
73
81
90
83
95
94
97
92

Medium Clouds (% Sky Obscured)

47
60
50
25
21
53
61
100
100
98
97
93
95
48
78
35
35
50
75
81
91
60
44
45

High Clouds (% Sky Obscured)

5
6
50
79
100
34
46
87
100
100
75
97
100
100
93
88
77
70
52
69
100
100
100
94

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
3
2
2
0
1
2
1
2
6
4
2
6
9

Fog (%)

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

Precipitation Probability (%)

0
0
0
18
17
10
15
19
46
71
95
95
94
71
54
54
69
81
95
67
66
62
53
59

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.9
1.7
0.9
0.3
0.2
0
0.4
0.5
0.8
0.3
0.4
0.4
0.2
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
96
96
96
98
98
95
96
95
96
95
95
95
98
98
100
100
98
98
98
98
100
100

Pressure (mb)

989
989
989
989
989
988
988
988
988
987
986
985
984
983
983
982
982
982
982
982
982
982
982
983

Ozone (du)

418
422
407
401
396
386
378
375
372
368
364
361
359
361
364
366
368
370
366
365
368
371
374
379

Wednesday 11

Waning Crescent 34%

04:05

10:50

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
00 Bad
01 Bad

Sun - Rise: 07:36, Set: 17:24, Transit: 12:30. Moon - Rise: 04:05, Set: 10:50. Civil Dark: 17:59 - 07:02. Nautical Dark: 18:39 - 06:22. Astro Dark: 19:17 - 05:43

Total Clouds (% Sky Obscured)

100
100
95
100
96
93
91
74
76
76
67
97
93
95
100
100
93
100
100
100
100
100
100
96

Low Clouds (% Sky Obscured)

84
93
91
78
81
87
71
61
57
63
41
77
63
41
29
30
78
77
86
95
80
54
84
50

Medium Clouds (% Sky Obscured)

66
100
81
52
37
42
38
20
76
73
49
27
46
51
60
97
78
100
100
100
100
100
94
17

High Clouds (% Sky Obscured)

51
67
29
71
52
19
2
2
0
0
12
56
42
44
100
100
89
100
100
100
100
100
100
90

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

77
73
50
22
36
42
49
57
46
43
23
13
16
6
19
44
56
70
76
74
63
36
16
27

Precipitation Amount (mm)

0.5
0.4
0
0
0
0
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.4
0
0
0

Wind Speed/Direction (mph)

7
8
10
16
18
17
18
18
20
20
21
19
17
16
11
7
4
5
5
5
4
3
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
96
91
91
93
93
95
93
90
90
90
90
91
93
95
96
96
94
94
93
93
96

Pressure (mb)

983
983
983
984
984
984
985
985
985
984
984
983
982
980
979
978
976
975
975
974
974
974
975
975

Ozone (du)

384
388
385
382
388
387
380
376
373
364
360
357
355
355
354
354
353
355
360
365
380
402
412
411

Thursday 12

Waning Crescent 25%

05:06

11:34

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
00 Bad
01 Bad

Sun - Rise: 07:35, Set: 17:26, Transit: 12:30. Moon - Rise: 05:06, Set: 11:34. Civil Dark: 18:01 - 07:00. Nautical Dark: 18:40 - 06:20. Astro Dark: 19:19 - 05:42

Total Clouds (% Sky Obscured)

89
58
76
80
66
63
77
73
67
80
100
100
57
56
50
62
61
63
88
87
85
97
85
51

Low Clouds (% Sky Obscured)

54
58
73
66
64
61
77
71
66
66
68
87
57
56
50
62
61
63
87
84
82
76
74
51

Medium Clouds (% Sky Obscured)

33
30
29
9
8
28
29
3
18
34
47
43
28
0
0
31
21
10
0
2
7
12
18
28

High Clouds (% Sky Obscured)

60
1
0
0
0
2
3
59
5
61
71
64
2
2
0
2
1
2
15
11
14
20
11
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
6
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
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

7
5
16
14
13
12
17
31
33
58
70
64
65
52
20
32
39
46
45
49
53
49
48
47

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.2
0.4
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
5
5
5
6
6
7
8
8
11
11
14
15
16
18
16
14
13
13
13
14
14
16
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
94
93
94
93
94
94
93
93
91
91
88
85
87
87
84
84
91
91
91
91
93
91
91

Pressure (mb)

976
977
978
979
979
980
981
982
983
983
984
984
984
984
985
985
985
986
986
986
986
987
987
987

Ozone (du)

414
415
419
417
417
421
425
421
421
419
424
423
426
426
428
434
439
442
446
449
449
447
449
445

Friday 13

Waning Crescent 17%

05:56

12:33

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
00 Bad
01 Bad

Sun - Rise: 07:33, Set: 17:28, Transit: 12:30. Moon - Rise: 05:56, Set: 12:33. Civil Dark: 18:03 - 06:58. Nautical Dark: 18:42 - 06:19. Astro Dark: 19:21 - 05:40

Total Clouds (% Sky Obscured)

49
66
96
98
95
93
89
86
81
78
77
76
71
70
60
50
40
35
30
38
46
52
65
66

Low Clouds (% Sky Obscured)

49
56
68
61
56
56
51
51
50
52
40
37
46
36
25
15
15
15
15
20
30
38
45
47

Medium Clouds (% Sky Obscured)

31
34
33
39
39
83
76
68
59
50
48
53
51
43
20
50
40
35
30
38
2
1
2
2

High Clouds (% Sky Obscured)

0
10
2
15
15
15
30
35
35
35
50
60
50
40
21
1
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
8
6
5
6
5
5
5
4
8
9
9
9
8
6
9
8
8
1
0
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 (%)

47
58
56
49
51
48
41
37
41
40
35
40
40
48
51
45
36
32
29
27
20
14
29
33

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
12
11
11
12
12
13
14
13
13
13
14
16
15
14
14
14
13
12
11
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
93
91
93
93
94
93
94
91
94
94
87
85
90
91
91
91
96
96
94
88
85
80
74

Pressure (mb)

987
988
988
988
989
990
991
991
992
993
994
995
995
996
997
998
1000
1001
1003
1005
1006
1007
1008
1009

Ozone (du)

440
435
431
427
424
426
428
433
432
427
426
428
437
442
440
439
446
448
454
457
457
456
452
450

Saturday 14

Waning Crescent 10%

06:34

13:43

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

Sun - Rise: 07:31, Set: 17:30, Transit: 12:30. Moon - Rise: 06:34, Set: 13:43. Civil Dark: 18:04 - 06:56. Nautical Dark: 18:44 - 06:17. Astro Dark: 19:22 - 05:38

Total Clouds (% Sky Obscured)

67
62
59
22
22
23
24
39
52
97
98
98
98
98
99
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

52
46
43
22
22
23
24
35
43
50
41
33
21
15
8
1
2
4
6
37
69
100
100
100

Medium Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
17
26
30
53
72
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
25
44
90
95
96
97
98
99
100
100
100
100
100
100
100
100
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
7
4
2
2

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
Snow
Snow
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

14
27
17
5
11
4
2
3
2
0
0
0
0
0
0
0
0
6
15
39
64
91
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.3
0.6
1.2
1.6

Wind Speed/Direction (mph)

10
10
9
7
7
5
5
5
6
6
7
6
4
3
4
5
7
9
12
14
16
18
19
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
72
70
74
78
78
78
74
69
61
57
57
56
56
60
63
68
69
71
72
80
88
98
96

Pressure (mb)

1011
1011
1012
1013
1014
1015
1016
1017
1017
1018
1018
1018
1018
1018
1017
1017
1017
1016
1016
1015
1014
1013
1012
1011

Ozone (du)

449
449
447
443
434
424
413
408
404
397
393
388
382
377
373
370
366
363
361
358
358
357
357
358

Sunday 15

Waning Crescent 5%

07:01

15:01

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
00 Bad
01 Bad

Sun - Rise: 07:29, Set: 17:32, Transit: 12:30. Moon - Rise: 07:01, Set: 15:01. Civil Dark: 18:06 - 06:54. Nautical Dark: 18:45 - 06:15. Astro Dark: 19:24 - 05:37

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
84
64
46
45
43
39
40
40
42
61
81
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
93
85
76
74
70
68
60
51
43
40
37
34
32
30
24
27
33
37
41
45

Medium Clouds (% Sky Obscured)

100
100
100
100
94
90
87
78
73
75
60
40
25
27
35
25
24
22
19
44
69
91
94
96

High Clouds (% Sky Obscured)

100
100
100
100
90
81
71
51
34
18
12
6
0
0
1
3
4
5
3
33
67
100
100
100

ISS Passover

Visibility (miles)

1
0
0
1
1
4
6
8
8
8
8
8
7
7
8
9
9
8
8
7
8
8
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
Very Light Rain

Precipitation Probability (%)

95
95
95
95
95
95
79
70
70
77
68
65
62
53
54
55
44
41
42
26
27
31
38
62

Precipitation Amount (mm)

1.8
2
2.1
1.9
1.2
0.9
0.6
0.4
0.4
0.5
0.3
0.3
0.3
0.2
0.2
0.2
0
0
0
0
0
0
0
0.3

Wind Speed/Direction (mph)

22
23
24
24
25
20
15
11
6
6
11
13
15
17
15
14
13
11
10
9
8
7
7
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-4
-4
-5
-5
-4
-5
-5
-5
-5
-4
-4
3
5
6
6
6
6
4
4
3
3
3
3
4

Dew Point (°C)

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

Relative Humidity (%)

96
98
98
96
96
94
96
94
93
90
88
88
87
87
88
88
90
91
91
91
94
94
96
96

Pressure (mb)

1009
1008
1007
1005
1004
1004
1004
1003
1004
1004
1004
1005
1005
1005
1006
1007
1007
1007
1008
1008
1008
1008
1008
1007

Ozone (du)

359
360
359
359
358
356
354
352
352
352
351
353
355
357
357
357
357
356
356
355
354
353
352
351

Monday 16

Waning Crescent 1%

07:21

16:21

Sun - Rise: 07:27, Set: 17:33, Transit: 12:30. Moon - Rise: 07:21, Set: 16:21. Civil Dark: 18:08 - 06:53. Nautical Dark: 18:47 - 06:13. Astro Dark: 19:26 - 05:35

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

Generated: 10/02/26 02:15:00. Forecast: 10/02/26 to 16/02/26. Timezone: UTC+0.00