Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 28

Waxing Gibbous 99%

21:59

03:48

23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
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

Sun - Rise: 05:02, Set: 21:38, Transit: 13:20. Moon - Rise: 21:59, Set: 03:48. Civil Dark: 22:25 - 04:14. Nautical Dark: 23:40 - 03:01. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

73
63
92
71
61
75
42
40
76
91
44
57
87
76
97
100
100
100
100
99
99
98
100
100

Low Clouds (% Sky Obscured)

32
20
33
65
36
27
30
40
51
20
30
33
32
29
11
0
2
3
15
21
25
41
71
49

Medium Clouds (% Sky Obscured)

0
0
92
67
48
55
2
2
4
43
23
23
60
68
61
54
59
99
100
99
94
88
87
86

High Clouds (% Sky Obscured)

7
63
79
57
10
14
21
7
66
70
17
36
22
13
86
100
100
100
100
58
77
82
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
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
2
2
11
21
3
16
7
8
15
3
0
2
0
0
0
0
0
1
14
3
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)

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

Chance of Frost

Temperature (°C)

14
14
13
13
13
13
13
13
14
15
16
16
17
17
17
17
17
17
17
16
16
16
15
14

Feels Like (°C)

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

Dew Point (°C)

12
11
11
11
11
11
11
11
12
13
12
12
12
12
13
13
13
13
13
12
13
13
13
12

Relative Humidity (%)

86
84
86
87
87
90
92
90
87
85
78
74
74
74
76
77
76
77
77
78
82
83
87
89

Pressure (mb)

1024
1024
1024
1025
1025
1025
1025
1025
1026
1026
1026
1027
1027
1027
1027
1027
1027
1027
1026
1026
1026
1025
1025
1025

Ozone (du)

350
345
339
339
338
335
336
338
339
339
340
342
345
343
340
336
333
330
329
330
329
330
333
338

Monday 29

Waxing Gibbous 100%

22:33

04:48

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 OK
19 OK
20 Bad
21 OK
22 OK

Sun - Rise: 05:02, Set: 21:38, Transit: 13:20. Moon - Rise: 22:33, Set: 04:48. Civil Dark: 22:25 - 04:15. Nautical Dark: 23:39 - 03:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
88
99
97
95
99
100
99
93
89
64
66
50
42
37
40
53
38
42

Low Clouds (% Sky Obscured)

20
63
43
32
63
70
68
52
84
89
81
62
49
67
63
57
60
50
42
37
40
53
33
35

Medium Clouds (% Sky Obscured)

89
77
68
64
52
33
36
54
53
45
53
54
47
39
48
28
28
0
0
0
0
0
16
19

High Clouds (% Sky Obscured)

100
96
100
100
100
100
47
89
32
0
3
6
54
54
4
4
2
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
8
8
8
8
8
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
3
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
20
10
26
8
20
9
9
16
33
24
31
37
36
47
41
45
32
5
3
1
0
7
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
4
5
5
6
6
7
9
10
12
12
14
14
15
15
16
15
15
14
14
13
11
9
7

Chance of Frost

Temperature (°C)

14
14
14
14
14
14
15
15
15
15
15
16
16
16
16
17
17
17
17
17
17
16
16
15

Feels Like (°C)

13
14
13
14
14
13
13
13
13
13
13
13
13
14
14
14
15
15
16
16
16
16
16
16

Dew Point (°C)

13
13
13
13
13
13
13
14
14
14
14
13
14
14
15
15
14
14
14
15
15
15
15
14

Relative Humidity (%)

90
92
92
92
93
93
92
92
92
92
90
85
85
87
90
86
82
82
83
85
87
92
95
95

Pressure (mb)

1025
1025
1024
1024
1023
1023
1023
1022
1022
1022
1022
1021
1021
1021
1021
1021
1020
1020
1020
1021
1021
1021
1021
1021

Ozone (du)

345
351
353
355
357
356
355
356
356
356
357
358
358
358
359
359
360
361
362
364
365
368
366
365

Tuesday 30

Full Moon 99%

22:58

05:57

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
18 Bad
19 Bad
20 Bad
21 OK
22 Bad

Sun - Rise: 05:03, Set: 21:37, Transit: 13:20. Moon - Rise: 22:58, Set: 05:57. Civil Dark: 22:24 - 04:16. Nautical Dark: 23:38 - 03:03. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

40
42
65
63
87
82
67
65
85
94
100
85
83
83
78
59
85
93
63
57
53
52
45
45

Low Clouds (% Sky Obscured)

33
36
36
42
47
46
48
55
55
75
69
68
52
41
27
18
18
27
39
46
53
52
45
45

Medium Clouds (% Sky Obscured)

16
19
9
0
3
7
0
21
48
25
26
23
37
32
30
36
41
49
42
47
30
16
0
1

High Clouds (% Sky Obscured)

0
0
65
52
73
52
55
47
74
46
91
9
27
50
46
10
64
63
5
0
1
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
2
1
0
0
0
1
1
1
2
6
3
2
5
3
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)

7
4
4
3
4
4
4
5
9
10
10
10
10
9
8
10
10
12
13
13
13
11
10
8

Chance of Frost

Temperature (°C)

15
15
15
15
14
14
14
14
15
16
16
17
17
18
19
19
19
19
18
18
17
16
15
14

Feels Like (°C)

16
16
16
17
16
15
13
15
14
13
14
14
15
16
18
19
18
17
16
16
15
15
15
14

Dew Point (°C)

15
14
14
14
13
13
13
14
14
14
14
13
13
13
13
13
13
13
13
13
13
13
13
13

Relative Humidity (%)

96
96
95
95
93
93
95
96
92
89
85
78
77
72
70
69
69
69
71
73
78
83
87
90

Pressure (mb)

1022
1022
1022
1022
1022
1022
1023
1023
1024
1024
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026

Ozone (du)

365
363
362
358
351
347
340
337
333
331
327
324
324
321
320
318
317
317
317
317
317
316
317
317

Wednesday 1

Waning Gibbous 96%

22:58

07:11

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 OK
21 OK
22 OK

Sun - Rise: 05:04, Set: 21:37, Transit: 13:20. Moon - Rise: 22:58, Set: 07:11. Civil Dark: 22:24 - 04:17. Nautical Dark: 23:37 - 03:04. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

50
55
61
100
100
99
98
97
97
97
65
74
75
77
76
75
70
58
51
42
43
41
41
36

Low Clouds (% Sky Obscured)

50
55
61
100
100
97
95
92
92
92
65
70
72
69
74
73
70
58
51
42
43
41
41
36

Medium Clouds (% Sky Obscured)

2
3
5
6
8
16
21
28
20
16
10
15
20
26
25
27
22
24
26
31
20
10
0
0

High Clouds (% Sky Obscured)

0
0
0
6
11
4
0
10
2
2
2
1
1
2
1
2
4
2
2
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
3
17
20
31
33
33
25
10
6
5
6
4
6
5
4
8
7
11
7
10
6
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)

9
10
12
13
14
16
18
17
15
15
17
16
17
17
17
17
17
16
14
13
12
9
7
5

Chance of Frost

Temperature (°C)

15
15
15
16
16
16
17
17
16
17
17
18
18
18
18
18
18
19
19
19
18
18
16
15

Feels Like (°C)

15
15
15
13
13
13
14
14
14
15
14
15
15
15
15
14
15
16
16
17
17
18
17
17

Dew Point (°C)

13
14
14
15
15
16
16
16
15
15
13
12
12
11
10
9
10
10
11
11
12
12
12
12

Relative Humidity (%)

92
93
92
95
95
96
98
96
90
88
76
68
66
63
59
55
56
57
59
60
64
70
77
80

Pressure (mb)

1025
1025
1024
1024
1023
1023
1022
1022
1022
1023
1023
1024
1024
1024
1025
1025
1025
1025
1026
1026
1026
1027
1027
1028

Ozone (du)

318
319
319
318
317
316
315
317
316
316
315
315
315
316
316
317
318
320
322
331
343
350
361
364

Thursday 2

Waning Gibbous 91%

23:17

08:26

23 OK
00 OK
01 OK
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 OK
17 OK
18 OK
19 Good
20 Good
21 Good
22 Good

Sun - Rise: 05:05, Set: 21:36, Transit: 13:21. Moon - Rise: 23:17, Set: 08:26. Civil Dark: 22:23 - 04:18. Nautical Dark: 23:36 - 03:06. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

28
20
34
52
59
64
87
95
93
91
84
80
70
59
53
52
48
31
23
20
18
9
0
0

Low Clouds (% Sky Obscured)

28
19
30
37
45
39
34
28
31
32
33
32
31
27
26
22
16
10
5
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
4
7
5
2
2
1
1
1
1
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
14
32
38
48
77
88
82
76
64
55
40
25
18
13
11
7
7
7
0
1
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
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 (%)

3
0
1
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
3
3
3
4
4
3
3
3
3
4
7
8
9
10
10
11
11
10
10
9
8
7
5

Chance of Frost

Temperature (°C)

15
14
13
13
13
13
13
13
14
15
16
17
17
17
18
18
18
18
18
18
18
17
15
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
80
82
82
83
84
86
87
86
83
78
73
74
74
73
73
72
71
72
73
74
79
86
92

Pressure (mb)

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

Ozone (du)

359
351
345
344
341
338
335
335
332
330
327
326
326
325
325
327
328
329
330
331
331
331
330
329

Friday 3

Waning Gibbous 85%

23:32

09:42

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

Sun - Rise: 05:06, Set: 21:36, Transit: 13:21. Moon - Rise: 23:32, Set: 09:42. Civil Dark: 22:23 - 04:19. Nautical Dark: 23:35 - 03:07. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
0
0
0
0
4
6
9
37
65
93
86
76
69
53
37
24
29
35
40
40
40
45
50

Low Clouds (% Sky Obscured)

0
0
0
0
0
1
4
8
35
62
89
82
75
68
53
37
24
19
16
12
12
12
12
12

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
2
3
10
40
40
45
50

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
1
2
1
0
0
10
14
16
11
8
1
3
1
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
7
7
8
8
8
7
6
6
5
7
8
9
9
10
9
9
10
9
9
9
7
6
5

Chance of Frost

Temperature (°C)

13
12
11
10
9
8
9
10
11
13
16
18
18
19
19
20
20
20
20
20
20
19
17
16

Feels Like (°C)

13
12
10
10
9
8
8
8
9
12
14
16
16
16
16
19
19
19
19
20
21
20
19
20

Dew Point (°C)

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

Relative Humidity (%)

90
92
91
91
91
93
91
93
93
87
82
78
73
69
66
65
61
60
61
62
64
69
73
79

Pressure (mb)

1032
1032
1032
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1030
1030
1030
1030
1030
1030

Ozone (du)

328
326
324
322
320
317
316
314
312
312
312
311
311
310
310
310
310
310
310
309
309
309
310
311

Saturday 4

Waning Gibbous 77%

23:44

10:57

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 OK
12 Good
13 OK
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 05:06, Set: 21:35, Transit: 13:21. Moon - Rise: 23:44, Set: 10:57. Civil Dark: 22:22 - 04:20. Nautical Dark: 23:34 - 03:09. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

85
100
87
74
61
74
87
100
100
100
100
72
41
13
32
51
69
76
83
86

Low Clouds (% Sky Obscured)

14
15
11
6
0
0
0
0
6
11
14
9
4
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
5
10
14
13
14
13
8
4
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

75
85
68
48
30
42
56
70
60
65
66
58
33
12
28
44
62
67
68
76

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
15
14
14
13
13
13
13
13
16
18
20
21
22
22
23
23
23
23
24

Feels Like (°C)

19
18
17
14
13
13
13
12
12
17
19
21
22
22
23
24
23
23
23
23

Dew Point (°C)

12
12
11
11
10
9
10
10
10
12
13
16
17
18
18
19
19
19
19
19

Relative Humidity (%)

79
80
80
80
80
80
80
79
78
78
76
76
77
77
78
78
76
77
75
77

Pressure (mb)

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

Ozone (du)

310
309
308
308
309
309
309
310
310
309
309
308
310
311
312
314
315
317
317
318

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

Generated: 28/06/26 23:05:02. Forecast: 28/06/26 to 04/07/26. Timezone: UTC+1.00