Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 16

Waning Crescent 8%

06:01

15:14

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 06:26, Set: 18:25, Transit: 12:27. Moon - Rise: 06:01, Set: 15:14. Civil Dark: 18:59 - 05:52. Nautical Dark: 19:40 - 05:11. Astro Dark: 20:22 - 04:28

Total Clouds (% Sky Obscured)

68
75
81
85
98
98
100
87
98
100
100
100
99
100
100
99
100
99
99
99
100
100
97
100

Low Clouds (% Sky Obscured)

48
75
81
85
86
82
78
76
78
89
79
89
92
90
92
95
100
95
97
93
92
93
92
99

Medium Clouds (% Sky Obscured)

68
75
81
67
91
83
86
10
7
0
50
84
57
50
48
65
90
82
1
0
6
0
0
0

High Clouds (% Sky Obscured)

24
32
13
59
9
9
100
7
78
100
100
67
5
7
87
40
45
40
66
90
99
89
1
1

ISS Passover

Visibility (miles)

9
4
3
4
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
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

60
93
94
46
18
9
17
4
4
17
17
8
19
20
22
8
10
20
29
30
22
20
17
22

Precipitation Amount (mm)

0.2
0.8
1.1
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)

24
22
25
25
25
26
26
24
25
25
25
25
25
26
27
27
26
26
27
27
28
29
29
28

Chance of Frost

Temperature (°C)

9
10
9
9
9
10
10
10
9
10
10
10
10
10
10
10
10
10
10
9
9
9
9
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
84
95
96
96
93
95
95
95
95
95
95
95
93
95
95
96
96
95
93
88
84
84
85

Pressure (mb)

1011
1011
1010
1010
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1008
1008
1008
1007
1007
1007
1007
1007
1007
1008

Ozone (du)

363
360
360
358
357
357
353
352
351
349
347
343
344
344
344
346
345
344
343
343
343
341
342
342

Tuesday 17

Waning Crescent 3%

06:11

16:38

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 OK
08 Bad
09 Bad
10 Bad

Sun - Rise: 06:24, Set: 18:26, Transit: 12:26. Moon - Rise: 06:11, Set: 16:38. Civil Dark: 19:01 - 05:49. Nautical Dark: 19:42 - 05:08. Astro Dark: 20:24 - 04:25

Total Clouds (% Sky Obscured)

100
100
94
76
80
86
98
75
65
76
84
79
92
82
86
60
47
56
96
87
43
100
93
97

Low Clouds (% Sky Obscured)

100
100
92
64
73
83
96
71
56
70
82
76
89
75
78
60
34
2
4
1
1
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
2
6
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

36
1
4
5
11
20
20
2
2
4
0
0
0
0
1
2
25
47
94
84
38
100
93
97

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 (%)

18
14
3
2
12
5
12
18
23
21
19
23
9
15
1
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)

28
27
27
26
26
25
25
23
21
19
18
17
17
16
15
13
11
9
8
7
5
3
3
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
2
2
3
4
4
5
5
5
5
5
5
5
6
6
6
8
8
7
6
6
7
9
10

Dew Point (°C)

7
7
7
7
8
8
8
7
8
8
8
8
7
7
7
7
7
7
7
7
7
7
8
8

Relative Humidity (%)

82
82
82
81
83
83
83
83
84
85
85
85
84
84
82
84
87
88
88
90
87
84
80
73

Pressure (mb)

1008
1008
1008
1008
1008
1008
1008
1009
1010
1010
1011
1011
1012
1012
1012
1013
1014
1014
1015
1015
1016
1017
1018
1018

Ozone (du)

342
341
339
339
338
337
339
341
342
342
343
345
345
345
345
345
344
346
346
347
348
349
348
347

Wednesday 18

Waning Crescent 0%

06:21

18:03

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

Sun - Rise: 06:21, Set: 18:28, Transit: 12:26. Moon - Rise: 06:21, Set: 18:03. Civil Dark: 19:03 - 05:47. Nautical Dark: 19:44 - 05:06. Astro Dark: 20:27 - 04:23

Total Clouds (% Sky Obscured)

100
100
63
40
34
100
100
100
100
86
78
62
57
64
29
7
15
8
10
58
18
10
18
66

Low Clouds (% Sky Obscured)

0
6
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)

13
0
0
1
2
2
38
0
0
26
32
38
39
24
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
63
40
34
100
100
100
100
81
73
62
57
64
29
3
7
3
4
26
8
7
8
14

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)

6
7
7
9
10
11
11
11
11
11
10
8
6
5
4
4
4
3
3
3
4
4
5
5

Chance of Frost

Temperature (°C)

13
14
15
15
14
14
13
12
11
10
10
10
9
9
9
8
8
7
7
7
7
8
10
11

Feels Like (°C)

11
12
13
14
13
13
12
11
9
8
8
10
9
9
8
8
8
7
7
6
5
7
9
10

Dew Point (°C)

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

Relative Humidity (%)

69
67
67
66
66
70
75
77
80
85
87
88
88
90
90
88
88
85
81
76
73
69
66
62

Pressure (mb)

1019
1019
1020
1020
1020
1021
1021
1022
1022
1023
1023
1024
1024
1024
1025
1025
1025
1025
1025
1026
1026
1026
1026
1026

Ozone (du)

346
344
343
343
343
342
341
341
342
343
345
345
344
345
344
343
342
342
340
340
343
345
347
348

Thursday 19

New Moon 0%

06:31

19:29

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

Sun - Rise: 06:19, Set: 18:30, Transit: 12:26. Moon - Rise: 06:31, Set: 19:29. Civil Dark: 19:05 - 05:44. Nautical Dark: 19:46 - 05:03. Astro Dark: 20:29 - 04:20

Total Clouds (% Sky Obscured)

66
53
66
49
12
46
50
50
50
60
67
30
8
15
22
88
87
91
95
91
89
83
72
68

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
2
30
30
30
24
10
2
1
1
1
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

9
8
10
10
6
17
20
25
30
38
3
5
2
10
19
71
78
86
93
89
87
83
72
68

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

Chance of Frost

Temperature (°C)

13
14
14
14
14
14
13
11
11
10
9
9
8
8
7
7
6
6
6
6
7
8
9
10

Feels Like (°C)

11
11
12
12
13
13
11
10
8
8
7
7
7
7
7
6
4
5
4
4
5
6
8
9

Dew Point (°C)

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

Relative Humidity (%)

60
55
56
62
67
69
76
80
80
80
80
81
81
81
81
81
81
82
82
82
82
79
77
74

Pressure (mb)

1026
1026
1026
1026
1026
1026
1025
1025
1025
1026
1026
1026
1026
1025
1025
1025
1025
1025
1025
1024
1024
1025
1024
1024

Ozone (du)

349
355
360
365
367
369
373
376
378
380
381
381
382
381
381
379
378
377
379
381
381
379
379
377

Friday 20

Waxing Crescent 3%

06:44

20:59

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 06:16, Set: 18:32, Transit: 12:25. Moon - Rise: 06:44, Set: 20:59. Civil Dark: 19:07 - 05:42. Nautical Dark: 19:48 - 05:00. Astro Dark: 20:31 - 04:17

Total Clouds (% Sky Obscured)

67
63
56
53
50
51
53
58
60
70
69
75
76
77
78
76
86
94
99
96
93
91
85
78

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
2
2
27
9
11
15
18
18
22
24
20
21
18
12
8

Medium Clouds (% Sky Obscured)

0
1
0
0
0
0
0
4
7
9
19
33
30
34
38
42
65
77
92
83
74
65
44
24

High Clouds (% Sky Obscured)

67
63
47
44
46
43
41
43
47
57
36
40
37
35
30
21
19
25
45
34
19
1
10
12

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
11
11
10
11
10
9
8
8
7
6
6
5
5
5
4
4
4
5
5
6
6
7
7

Dew Point (°C)

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

Relative Humidity (%)

71
69
70
70
71
72
77
80
82
84
84
84
84
82
81
82
82
82
82
81
81
78
77
73

Pressure (mb)

1024
1024
1023
1023
1022
1022
1022
1022
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1019
1019
1019
1019
1020
1019

Ozone (du)

376
376
376
377
377
375
375
374
375
376
377
379
380
382
383
383
384
384
385
386
384
383
381
381

Saturday 21

Waxing Crescent 9%

07:01

22:32

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

Sun - Rise: 06:14, Set: 18:34, Transit: 12:25. Moon - Rise: 07:01, Set: 22:32. Civil Dark: 19:08 - 05:39. Nautical Dark: 19:50 - 04:58. Astro Dark: 20:33 - 04:14

Total Clouds (% Sky Obscured)

71
75
75
82
79
70
67
50
34
21
16
16
10
10
15
65
80
90
100
100
100
95
85
85

Low Clouds (% Sky Obscured)

1
5
9
13
20
24
28
27
32
21
16
16
10
10
15
25
20
20
20
10
10
10
5
10

Medium Clouds (% Sky Obscured)

5
8
10
13
33
51
63
50
34
20
15
10
10
9
9
13
15
25
26
25
16
5
3
1

High Clouds (% Sky Obscured)

17
12
9
5
5
5
5
5
5
5
10
10
10
10
15
25
18
12
5
2
2
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
1
1
0
0
0
0
0
0
0
0
0
0
1
2
1
5
5
2
9
8

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
8
10
9
9
9
8
8
6
6
6
6
6
6
6
5
5
5
4
4
4
4
5
5

Dew Point (°C)

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

Relative Humidity (%)

71
67
67
67
67
69
73
77
75
75
77
75
77
78
79
78
79
80
80
82
81
78
77
75

Pressure (mb)

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

Ozone (du)

382
382
381
381
381
382
384
385
387
388
390
391
393
394
395
396
397
399
402
405
406
408
410
411

Sunday 22

Waxing Crescent 17%

07:25

00:07

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
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:12, Set: 18:36, Transit: 12:25. Moon - Rise: 07:25, Set: 00:07. Civil Dark: 19:10 - 05:37. Nautical Dark: 19:52 - 04:55. Astro Dark: 20:35 - 04:11

Total Clouds (% Sky Obscured)

75
75
80
85
95
95
95
87
90
100
98
96
97
96
95
95
82
70
57

Low Clouds (% Sky Obscured)

15
15
20
30
41
46
52
53
58
64
52
36
22
25
31
40
31
23
15

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
17
33
50
60
65
80
75
69
64
56
51
48

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
25
47
80
65
75
80
81
84
90
65
42
22

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
10
11
4
13
15
13
11
11
13
14
13
12
14
12
9
10
6
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)

7
7
5
4
3
2
3
4
4
4
4
4
5
6
7
8
9
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
75
77
75
77
78
81
82
82
82
84
82
82
82
84
85
87
87
87

Pressure (mb)

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

Ozone (du)

412
414
414
414
414
415
415
415
417
419
421
420
419
418
416
414
412
417
423

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

Generated: 16/03/26 11:42:15. Forecast: 16/03/26 to 22/03/26. Timezone: UTC+0.00