Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 11

Waxing Gibbous 99%

No Rise

04:46

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
18 Bad
19 Bad
20 Bad

Sun - Rise: 05:22, Set: 21:05, Transit: 13:14. Moon - Rise: No Rise, 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)

57
66
74
97
97
98
72
68
95
43
99
41
90
86
90
97
100
100
88
69
92
92
99
56

Low Clouds (% Sky Obscured)

50
60
60
56
52
45
3
6
21
25
61
39
40
24
3
24
15
1
15
17
1
29
58
6

Medium Clouds (% Sky Obscured)

57
66
74
93
86
64
63
63
76
40
84
38
31
27
35
19
17
39
4
27
2
18
48
10

High Clouds (% Sky Obscured)

45
39
26
4
30
70
55
5
63
14
63
13
29
15
45
90
100
100
88
67
90
86
57
56

ISS Passover

Visibility (miles)

7
3
8
8
9
8
9
9
7
9
8
9
9
9
9
9
8
4
9
9
6
7
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

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

Precipitation Probability (%)

79
95
77
46
40
38
14
47
29
37
40
37
33
28
25
41
57
58
64
81
79
60
64
34

Precipitation Amount (mm)

0.3
0.9
0.4
0
0
0
0
0.3
0
0
0
0
0
0
0
0.2
0.4
0.4
0.4
0.7
0.6
0
0.3
0

Wind Speed/Direction (mph)

10
6
2
9
8
9
8
7
7
5
5
5
6
5
5
7
8
8
8
7
5
5
5
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
9
7
9
9
9
9
9
10
11
14
14
16
17
17
17
17
17
17
19
18
17
17
16

Dew Point (°C)

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

Relative Humidity (%)

83
90
90
89
92
93
95
96
96
95
92
90
86
83
81
81
81
78
78
79
82
86
87
90

Pressure (mb)

1010
1010
1010
1010
1010
1009
1009
1009
1009
1009
1009
1010
1010
1011
1011
1011
1012
1012
1012
1012
1012
1012
1013
1014

Ozone (du)

382
384
386
387
387
386
386
386
386
386
386
387
388
388
387
386
385
385
384
384
383
382
381
381

Monday 12

Full Moon 100%

21:36

05:03

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

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)

8
48
4
3
0
0
0
4
2
0
0
1
1
0
0
1
0
0
0
3
3
14
17
2

Low Clouds (% Sky Obscured)

1
1
1
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)

2
9
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
11
1
1
0
0
0
1
1
0
0
1
1
0
0
1
0
0
0
2
2
14
17
2

ISS Passover

Visibility (miles)

9
6
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

Very Light Rain
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 (%)

45
24
7
7
5
1
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.2
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
6
6
7
8
8
8
8
9
10
11
13
14
15
15
17
18
18
18
18
17
15
13
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
92
90
90
89
90
90
90
87
86
82
77
71
67
64
62
60
58
57
59
64
70
75

Pressure (mb)

1014
1015
1015
1015
1015
1016
1016
1017
1017
1018
1018
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

383
384
384
383
382
383
381
380
378
376
374
373
373
375
377
374
372
372
374
374
375
376
377
378

Tuesday 13

Waning Gibbous 98%

22:52

05:28

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

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)

2
0
0
1
4
32
33
23
6
5
9
22
63
90
96
90
72
59
52
32
11
6
7
44

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)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
3
0
0
0

High Clouds (% Sky Obscured)

2
0
0
1
4
32
33
23
6
5
9
22
60
87
96
90
72
59
52
32
3
2
2
13

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
14
12
12
12
10
10
8
8
7
8
10
11
12
14
15
15
15
15
15
16
16
15
14

Dew Point (°C)

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

Relative Humidity (%)

76
75
76
76
76
76
78
77
74
73
71
67
60
57
56
56
55
54
55
55
56
59
66
73

Pressure (mb)

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

Ozone (du)

381
382
380
378
377
375
374
372
371
368
367
368
369
368
367
367
366
366
366
365
364
363
363
364

Wednesday 14

Waning Gibbous 95%

00:01

06:05

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

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)

42
37
11
7
24
4
12
3
0
0
3
3
3
10
16
22
24
45
94
84
77
29
7
8

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)

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)

8
8
1
0
2
0
1
1
0
0
1
2
2
10
16
22
24
45
84
73
65
21
5
5

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
71
72
73
73
76
78
83
85
85
84
80
75
70
65
59
58
56
55
56
58
62
68
74

Pressure (mb)

1024
1025
1025
1025
1025
1026
1026
1026
1026
1026
1027
1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028

Ozone (du)

365
365
365
365
365
365
365
363
362
359
360
362
359
358
356
355
354
354
354
354
354
354
353
353

Thursday 15

Waning Gibbous 89%

00:59

06:58

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

9
7
7
5
4
4
3
14
37
28
24
30
35
37
45
45
46
46
42
38
30
18
17
14

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)

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)

7
7
6
4
3
2
2
12
28
17
11
14
19
24
25
35
32
33
40
38
25
10
9
9

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
76
77
79
80
83
83
84
81
81
81
75
69
67
66
65
65
65
64
64
66
67
69
73

Pressure (mb)

1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1029
1029
1029
1029
1029
1029
1029
1029
1028
1028
1028
1028
1028
1028

Ozone (du)

353
353
353
354
354
354
354
354
354
354
354
354
354
354
355
354
353
353
352
352
352
352
351
352

Friday 16

Waning Gibbous 82%

01:42

08:07

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
17 Good
18 Good
19 Good
20 Good

Sun - Rise: 05:14, Set: 21:14, Transit: 13:15. Moon - Rise: 01:42, Set: 08:07. Civil Dark: 21:58 - 04:29. Nautical Dark: 23:03 - 03:24. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

11
11
11
11
10
8
8
7
5
4
3
2
2
1
1
0
0
1
4
5
5
6
6
6

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)

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)

9
7
4
1
1
1
0
0
0
0
0
0
0
1
0
0
0
1
1
1
1
1
1
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 (%)

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
80
83
84
85
85
84
83
81
80
79
69
59
52
51
50
50
51
52
52
57
61
67
69

Pressure (mb)

1028
1028
1027
1027
1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1025
1024
1024

Ozone (du)

352
352
352
352
352
352
352
353
353
352
352
353
354
354
354
355
355
355
355
355
355
355
355
356

Saturday 17

Waning Gibbous 73%

02:11

09:26

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
17 OK
18 OK

Sun - Rise: 05:12, Set: 21:15, Transit: 13:15. Moon - Rise: 02:11, Set: 09:26. Civil Dark: 22:00 - 04:27. Nautical Dark: 23:06 - 03:21. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

5
5
5
4
5
5
6
6
6
5
5
4
4
4
3
2
1
1
0
10
20
30

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

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

High Clouds (% Sky Obscured)

1
1
1
2
2
2
2
2
2
2
1
2
1
2
1
1
1
1
0
9
18
24

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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
73
73
72
71
69
71
69
69
69
69
69
65
63
62
63
62
60
59
57
60
63

Pressure (mb)

1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1023

Ozone (du)

356
357
356
356
355
355
355
355
356
358
359
361
362
364
364
365
365
366
367
368
372
375

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

Generated: 11/05/25 21:22:06. Forecast: 11/05/25 to 17/05/25. Timezone: UTC+1.00