Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 9

Waxing Gibbous 93%

No Rise

04:24

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

Sun - Rise: 05:25, Set: 21:02, Transit: 13:14. Moon - Rise: No Rise, Set: 04:24. Civil Dark: 21:45 - 04:42. Nautical Dark: 22:44 - 03:43. Astro Dark: 00:17 - 02:05

Total Clouds (% Sky Obscured)

4
6
9
18
29
81
66
39
1
2
2
0
1
3
4
3
0
0
3
4
4
1
11
43

Low Clouds (% Sky Obscured)

0
2
3
4
10
48
44
24
0
1
1
0
1
0
0
0
0
0
1
1
1
0
4
17

Medium Clouds (% Sky Obscured)

1
2
4
12
16
32
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0

High Clouds (% Sky Obscured)

4
4
4
4
4
3
0
0
0
0
0
0
0
2
2
2
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
1
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)

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

Chance of Frost

Temperature (°C)

15
14
13
11
10
9
9
9
9
8
8
9
9
10
11
14
15
16
16
16
16
17
17
17

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
70
76
79
78
76
70
69
74
75
78
80
78
76
68
62
57
54
54
57
60
56
55
59

Pressure (mb)

1020
1020
1020
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1017
1017
1016

Ozone (du)

362
363
364
363
363
363
365
366
368
370
371
373
374
375
376
377
379
380
381
383
386
388
390
391

Saturday 10

Waxing Gibbous 97%

19:04

04:34

18 Bad
19 Bad
20 OK
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 OK
03 Bad
04 OK
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

Sun - Rise: 05:23, Set: 21:04, Transit: 13:14. Moon - Rise: 19:04, Set: 04:34. Civil Dark: 21:47 - 04:40. Nautical Dark: 22:46 - 03:40. Astro Dark: 00:24 - 01:56

Total Clouds (% Sky Obscured)

55
57
26
53
54
80
74
100
27
86
27
88
75
69
90
100
47
85
96
88
95
86
99
100

Low Clouds (% Sky Obscured)

25
11
1
1
5
3
0
0
0
1
1
1
1
1
1
1
8
15
20
20
20
13
2
1

Medium Clouds (% Sky Obscured)

0
27
18
37
27
80
74
49
27
66
4
6
43
49
46
43
40
83
89
88
95
86
97
97

High Clouds (% Sky Obscured)

0
0
0
0
1
25
37
100
10
73
27
88
75
62
83
100
15
45
76
36
65
43
87
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
5
8
16
21
15
10
25

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
8
8
8
8
7
6
4
4
3
3
3
3
3
3
3
3
3
5
7
9
10
12
12

Chance of Frost

Temperature (°C)

17
16
15
13
12
12
11
11
11
11
10
10
10
11
12
15
17
18
18
18
17
17
16
16

Feels Like (°C)

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

Dew Point (°C)

9
10
10
8
7
7
7
7
6
6
6
5
5
6
8
9
10
10
10
10
11
12
12
12

Relative Humidity (%)

62
65
71
72
70
73
76
75
73
73
73
73
73
74
73
67
64
61
59
62
68
68
75
79

Pressure (mb)

1016
1016
1015
1015
1015
1015
1015
1015
1014
1014
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1011
1011
1010

Ozone (du)

392
390
390
390
388
387
389
392
394
391
390
390
389
390
387
385
385
385
384
383
382
381
381
382

Sunday 11

Waxing Gibbous 99%

20:19

04:46

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
17 Bad

Sun - Rise: 05:22, Set: 21:05, Transit: 13:14. Moon - Rise: 20:19, Set: 04:46. Civil Dark: 21:49 - 04:38. Nautical Dark: 22:49 - 03:37. Astro Dark: 00:33 - 01:45

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
83
72
86
80
81
83
88
96
98
98
98
99
95
93
91
94
97

Low Clouds (% Sky Obscured)

6
50
40
37
43
20
39
20
6
30
21
58
64
73
72
69
70
40
49
31
27
32
28
20

Medium Clouds (% Sky Obscured)

97
98
100
100
100
100
100
83
72
76
50
63
31
83
84
94
95
93
75
47
77
68
84
92

High Clouds (% Sky Obscured)

100
100
89
45
29
18
45
6
4
4
3
6
39
24
74
30
30
30
92
69
44
15
43
70

ISS Passover

Visibility (miles)

9
3
2
4
9
6
9
6
9
9
9
9
9
9
9
9
8
9
6
9
4
3
3
3

Fog (%)

0
0
0
4
0
0
0
0
0
0
0
0
0
20
20
20
20
20
20
20
20
20
20
20

Precipitation Type

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

Precipitation Probability (%)

73
95
95
78
68
71
47
13
15
33
55
64
81
79
85
84
60
51
36
50
73
85
85
76

Precipitation Amount (mm)

0.4
1
0.7
0.4
0.2
0.3
0
0
0
0
0.2
0.2
0.4
0.4
0.6
0.6
0.2
0.2
0
0.3
0.5
0.6
0.7
0.4

Wind Speed/Direction (mph)

11
10
9
8
7
8
9
8
8
8
6
6
5
5
6
7
6
6
8
9
10
11
12
10

Chance of Frost

Temperature (°C)

16
16
15
14
14
13
13
13
12
12
11
11
11
12
13
14
14
15
16
17
17
16
17
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
83
86
93
90
92
92
90
89
90
92
93
91
92
89
86
86
82
79
72
77
79
74
77

Pressure (mb)

1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011
1011
1012
1012
1012
1012
1013
1013
1013
1013
1013

Ozone (du)

382
381
382
382
383
384
385
384
382
382
382
381
381
381
380
379
378
379
378
378
377
376
376
375

Monday 12

Full Moon 100%

21:36

05:03

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

Sun - Rise: 05:20, Set: 21:07, Transit: 13:14. Moon - Rise: 21:36, Set: 05:03. Civil Dark: 21:51 - 04:36. Nautical Dark: 22:52 - 03:34. Astro Dark: 00:43 - 01:29

Total Clouds (% Sky Obscured)

100
84
61
49
84
70
41
29
17
5
4
4
4
46
64
77
68
58
13
9
7
2
1
59

Low Clouds (% Sky Obscured)

14
10
6
1
0
1
0
0
0
0
0
0
0
22
33
33
34
26
2
2
1
0
0
33

Medium Clouds (% Sky Obscured)

99
84
61
49
60
58
41
29
17
2
1
1
0
0
0
0
0
0
0
0
0
0
1
2

High Clouds (% Sky Obscured)

100
84
61
49
67
36
1
1
2
2
2
3
2
3
4
4
7
10
6
3
4
2
0
0

ISS Passover

Visibility (miles)

2
9
6
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20

Precipitation Type

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

Precipitation Probability (%)

74
79
66
46
34
27
11
19
13
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.4
0.7
0.5
0.2
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
9
10
9
9
8
8
7
7
7
8
8
8
8
8
9
10
11
11
11
11
11
12
11

Chance of Frost

Temperature (°C)

16
15
15
14
13
12
12
11
11
11
11
11
11
12
13
14
16
17
18
19
19
20
20
20

Feels Like (°C)

15
13
12
12
11
9
10
9
9
9
9
9
9
9
11
12
12
13
16
18
19
20
20
19

Dew Point (°C)

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

Relative Humidity (%)

80
84
84
86
86
86
86
85
85
85
86
86
86
84
80
74
70
66
63
61
61
61
60
62

Pressure (mb)

1013
1013
1014
1014
1014
1015
1015
1015
1015
1016
1016
1016
1016
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

374
373
373
374
375
376
377
379
379
379
379
379
378
376
375
376
377
378
379
379
380
380
379
378

Tuesday 13

Waning Gibbous 98%

22:52

05:28

18 Bad
19 Bad
20 OK
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 OK
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
17 OK

Sun - Rise: 05:18, Set: 21:09, Transit: 13:14. Moon - Rise: 22:52, Set: 05:28. Civil Dark: 21:53 - 04:34. Nautical Dark: 22:55 - 03:32. Astro Dark: 01:00 - N/A

Total Clouds (% Sky Obscured)

69
49
15
0
0
0
0
7
14
19
15
12
9
10
8
6
3
2
1
1
0
0
10
20

Low Clouds (% Sky Obscured)

33
27
9
0
0
0
0
6
13
19
15
12
9
0
0
0
0
0
0
0
0
0
6
11

Medium Clouds (% Sky Obscured)

3
2
1
0
0
0
0
2
4
5
4
1
0
10
8
6
3
2
1
1
0
0
1
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
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 (%)

20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20

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)

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

Chance of Frost

Temperature (°C)

19
19
17
16
14
13
12
11
11
11
10
10
10
11
12
14
15
16
17
18
18
18
18
18

Feels Like (°C)

18
17
16
14
13
12
11
10
10
9
9
9
9
10
10
10
12
12
13
13
19
19
19
19

Dew Point (°C)

12
12
12
11
9
8
8
7
7
7
7
7
7
7
7
8
8
8
9
9
9
10
10
10

Relative Humidity (%)

62
66
70
72
71
71
73
76
77
78
81
80
80
77
71
67
62
60
57
55
56
57
57
61

Pressure (mb)

1018
1018
1019
1020
1020
1021
1021
1021
1021
1022
1022
1022
1023
1023
1024
1024
1024
1025
1025
1025
1025
1025
1025
1025

Ozone (du)

378
378
377
377
377
377
378
378
378
378
378
376
375
375
375
375
375
376
377
378
378
378
378
378

Wednesday 14

Waning Gibbous 95%

00:01

06:05

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

Sun - Rise: 05:17, Set: 21:10, Transit: 13:14. Moon - Rise: 00:01, Set: 06:05. Civil Dark: 21:55 - 04:32. Nautical Dark: 22:57 - 03:29. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

29
49
64
74
60
54
47
32
17
5
8
7
6
20
37
43
36
30
20
21
22
21
21
23

Low Clouds (% Sky Obscured)

17
33
48
58
39
22
8
5
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

7
11
18
31
38
44
43
29
14
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
1
1
1
2
2
3
4
3
2
1
6
15
21
20
19
19
20
21
21
20
18

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 (%)

20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20

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)

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

Chance of Frost

Temperature (°C)

17
16
15
14
13
13
12
12
12
11
11
11
11
11
13
14
15
15
15
16
16
16
17
16

Feels Like (°C)

20
19
15
15
14
13
13
13
11
11
11
11
10
11
12
12
12
13
13
13
17
17
16
16

Dew Point (°C)

10
11
10
9
9
9
8
8
8
7
7
7
7
7
8
8
8
8
8
8
7
7
7
8

Relative Humidity (%)

64
68
70
73
75
76
75
76
76
77
78
77
76
76
72
69
64
62
59
57
56
55
53
58

Pressure (mb)

1025
1025
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1027
1027
1027
1027
1027
1028
1028
1028
1028
1028
1027
1027

Ozone (du)

378
379
378
377
376
376
375
375
374
372
371
371
370
370
370
370
370
371
372
373
374
375
377
376

Thursday 15

Waning Gibbous 89%

00:59

06:58

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

Sun - Rise: 05:15, Set: 21:12, Transit: 13:15. Moon - Rise: 00:59, Set: 06:58. Civil Dark: 21:57 - 04:31. Nautical Dark: 23:00 - 03:26. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

25
35
45
55
60
62
64
60
65
70
70
65
55
40
25
25
15
10
10

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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

High Clouds (% Sky Obscured)

18
26
37
45
47
41
38
32
36
35
40
40
35
35
25
25
15
10
10

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20

Precipitation Type

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

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
12
10
9
8
7
7
6
5
4
4
4
3
4
4
6
7
7
8

Chance of Frost

Temperature (°C)

16
15
14
13
12
11
11
10
10
10
10
10
11
11
13
14
16
16
17

Feels Like (°C)

17
17
13
13
12
11
10
9
8
8
8
8
9
8
11
12
13
14
14

Dew Point (°C)

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

Relative Humidity (%)

61
66
68
70
72
75
76
77
76
76
74
74
75
76
71
68
64
62
59

Pressure (mb)

1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028

Ozone (du)

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

Forecast for Holyhead, Anglesey, United Kingdom (53.30,-4.65)

Generated: 09/05/25 18:05:05. Forecast: 09/05/25 to 15/05/25. Timezone: UTC+1.00