Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 13

Waning Crescent 23%

05:12

No Set

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
11 Bad

Sun - Rise: 06:31, Set: 18:17, Transit: 12:25. Moon - Rise: 05:12, Set: No Set. Civil Dark: 18:52 - 05:57. Nautical Dark: 19:32 - 05:16. Astro Dark: 20:14 - 04:34

Total Clouds (% Sky Obscured)

93
93
93
94
95
96
83
92
100
83
70
46
88
71
89
78
80
77
81
44
45
66
49
47

Low Clouds (% Sky Obscured)

85
84
79
51
79
50
70
60
67
42
64
46
48
40
59
58
60
53
62
44
45
63
49
47

Medium Clouds (% Sky Obscured)

75
48
87
94
95
96
64
84
100
68
14
10
75
52
79
59
55
55
55
11
14
38
3
3

High Clouds (% Sky Obscured)

0
0
24
8
62
52
57
70
33
2
25
15
0
0
0
0
0
2
2
2
0
0
2
0

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

100
100
100
95
71
47
57
66
63
51
23
16
10
6
5
8
20
28
33
33
27
13
11
5

Precipitation Amount (mm)

0.4
0.4
0.5
1.2
0.3
0
0
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

24
23
21
20
17
14
9
6
4
3
3
4
4
4
3
4
4
4
4
4
5
8
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
1
1
3
3
3
3
3
3
3
3
2
2
2
1
1
1
1
1
1
2
3
3
3

Relative Humidity (%)

81
81
76
79
79
82
86
91
93
91
89
88
86
86
83
82
85
86
88
89
89
82
78
75

Pressure (mb)

997
996
996
995
995
996
996
997
998
999
999
1000
1000
1001
1001
1002
1002
1003
1003
1004
1005
1006
1006
1006

Ozone (du)

505
522
523
516
506
500
499
498
489
483
483
483
488
483
478
475
474
472
474
475
478
481
464
454

Saturday 14

Waning Crescent 15%

05:32

12:28

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
11 Bad

Sun - Rise: 06:29, Set: 18:19, Transit: 12:25. Moon - Rise: 05:32, Set: 12:28. Civil Dark: 18:53 - 05:54. Nautical Dark: 19:34 - 05:14. Astro Dark: 20:16 - 04:32

Total Clouds (% Sky Obscured)

63
70
58
64
60
86
87
94
96
94
98
95
99
100
100
98
95
98
100
100
100
99
100
97

Low Clouds (% Sky Obscured)

62
53
46
54
34
18
29
46
44
33
28
29
31
48
78
72
90
97
100
100
100
89
55
80

Medium Clouds (% Sky Obscured)

23
23
19
1
60
86
87
92
88
92
96
90
99
100
100
96
89
56
55
50
32
43
86
90

High Clouds (% Sky Obscured)

2
11
7
48
25
1
1
1
62
7
30
2
70
100
100
38
6
2
0
3
52
94
97
55

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
2
1
6

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

Precipitation Probability (%)

15
19
23
17
21
31
18
24
12
9
7
4
1
15
32
42
70
70
63
56
51
48
45
44

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.3
0.3
0.2
0
0
0
0

Wind Speed/Direction (mph)

10
11
11
11
11
11
9
8
8
8
8
8
9
10
11
12
15
18
20
21
22
21
18
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
66
64
65
71
79
85
86
88
88
88
90
90
90
86
84
85
91
93
91
93
95
96
90

Pressure (mb)

1007
1007
1007
1007
1007
1008
1008
1009
1009
1009
1009
1009
1009
1009
1009
1008
1008
1008
1007
1006
1006
1005
1005
1005

Ozone (du)

445
438
430
422
413
404
395
387
382
381
381
382
377
369
363
356
352
346
340
338
339
339
340
341

Sunday 15

Waning Crescent 8%

05:47

13:49

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
11 Bad

Sun - Rise: 06:26, Set: 18:21, Transit: 12:25. Moon - Rise: 05:47, Set: 13:49. Civil Dark: 18:55 - 05:52. Nautical Dark: 19:36 - 05:11. Astro Dark: 20:18 - 04:29

Total Clouds (% Sky Obscured)

100
100
100
89
46
59
67
67
95
100
93
74
53
52
50
100
100
100
97
95
100
100
100
100

Low Clouds (% Sky Obscured)

44
54
71
34
42
42
41
41
30
27
26
0
22
48
49
64
76
69
75
59
84
81
93
89

Medium Clouds (% Sky Obscured)

100
82
66
74
7
25
25
61
90
100
42
47
30
18
23
45
38
57
88
85
38
64
100
99

High Clouds (% Sky Obscured)

45
36
0
0
0
0
0
0
0
0
0
0
0
0
13
54
100
100
64
35
15
6
77
30

ISS Passover

Visibility (miles)

9
9
7
9
9
8
9
6
6
2
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
Very Light Rain
None
None
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain

Precipitation Probability (%)

27
24
59
53
47
44
49
54
64
48
40
21
24
11
28
38
41
27
33
26
27
30
20
81

Precipitation Amount (mm)

0
0
0.3
0
0
0
0.2
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.6

Wind Speed/Direction (mph)

18
18
20
21
18
18
17
17
19
19
19
19
18
18
17
17
18
17
17
18
19
20
19
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
87
80
78
78
78
79
81
79
93
80
80
79
80
80
83
86
93
86
90
82
84
82
81

Pressure (mb)

1005
1005
1005
1005
1006
1006
1006
1007
1007
1008
1008
1008
1008
1008
1008
1009
1009
1009
1009
1009
1009
1010
1010
1010

Ozone (du)

344
348
363
381
387
387
394
405
415
422
426
425
421
420
422
421
418
416
415
413
408
405
404
402

Monday 16

Waning Crescent 3%

05:59

15:12

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
11 Bad

Sun - Rise: 06:24, Set: 18:23, Transit: 12:25. Moon - Rise: 05:59, Set: 15:12. Civil Dark: 18:57 - 05:50. Nautical Dark: 19:38 - 05:09. Astro Dark: 20:20 - 04:26

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
98
96
94
95
96
98
98
97
97
96
95
94
95
94
94
94
92
93

Low Clouds (% Sky Obscured)

98
99
100
100
100
100
96
92
87
87
87
89
92
94
94
90
84
80
81
82
84
84
84
84

Medium Clouds (% Sky Obscured)

94
59
100
97
97
95
79
24
3
11
24
35
24
14
2
14
25
40
34
35
28
27
32
34

High Clouds (% Sky Obscured)

31
75
84
65
43
15
16
16
4
7
27
26
27
24
5
36
55
60
55
46
3
3
2
0

ISS Passover

Visibility (miles)

5
6
3
4
5
8
9
4
3
3
3
1
3
3
3
3
3
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

Light Rain
Light Rain
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

Precipitation Probability (%)

77
92
95
89
68
33
30
23
25
23
14
16
17
14
14
11
8
12
12
10
18
17
12
15

Precipitation Amount (mm)

0.5
0.6
0.6
0.6
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

20
21
21
24
23
22
23
23
22
23
22
22
22
23
24
25
27
27
27
27
26
27
27
26

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
90
95
95
95
93
95
95
95
93
95
96
96
96
95
93
95
93
90
88
88
88
86
84

Pressure (mb)

1010
1009
1009
1008
1008
1008
1007
1008
1008
1008
1008
1007
1007
1006
1006
1005
1005
1005
1004
1004
1004
1004
1005
1005

Ozone (du)

397
394
391
385
383
382
381
377
371
366
366
365
359
356
357
355
352
351
349
346
347
348
346
343

Tuesday 17

Waning Crescent 0%

06:09

16:36

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
11 Bad

Sun - Rise: 06:22, Set: 18:24, Transit: 12:24. Moon - Rise: 06:09, Set: 16:36. Civil Dark: 18:59 - 05:47. Nautical Dark: 19:40 - 05:06. Astro Dark: 20:22 - 04:24

Total Clouds (% Sky Obscured)

95
96
97
98
99
100
100
100
100
100
100
100
100
93
94
100
100
94
79
81
81
89
93
97

Low Clouds (% Sky Obscured)

86
87
90
88
88
86
91
96
100
100
100
100
100
93
94
98
91
76
63
57
53
51
52
55

Medium Clouds (% Sky Obscured)

31
24
19
24
31
34
38
37
34
33
44
45
61
68
70
74
73
67
2
2
2
12
22
32

High Clouds (% Sky Obscured)

0
0
0
0
0
0
4
4
37
21
5
3
2
2
5
19
15
8
40
38
25
22
11
11

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 (%)

11
15
6
18
25
35
35
34
40
37
28
21
21
21
23
22
18
12
1
1
0
1
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)

26
26
26
26
25
24
21
18
17
16
15
14
12
10
8
7
6
5
4
3
3
4
5
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
84
87
86
87
88
95
93
88
87
90
88
88
88
88
90
91
91
93
90
85
84
81
78

Pressure (mb)

1005
1005
1005
1005
1005
1006
1007
1008
1009
1009
1010
1011
1012
1012
1013
1013
1014
1015
1015
1017
1018
1018
1019
1019

Ozone (du)

340
336
333
332
333
332
332
334
337
341
342
343
342
342
342
343
343
344
347
346
346
346
346
347

Wednesday 18

Waning Crescent 0%

06:19

18:01

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
11 Bad

Sun - Rise: 06:19, Set: 18:26, Transit: 12:24. Moon - Rise: 06:19, Set: 18:01. Civil Dark: 19:01 - 05:45. Nautical Dark: 19:42 - 05:04. Astro Dark: 20:24 - 04:21

Total Clouds (% Sky Obscured)

92
89
86
86
83
82
80
79
80
83
87
83
82
90
96
96
95
95
98
99
99
85
72
58

Low Clouds (% Sky Obscured)

50
44
33
29
24
20
28
36
49
47
45
36
36
35
42
44
42
44
38
34
25
23
22
21

Medium Clouds (% Sky Obscured)

27
24
20
15
10
4
3
3
2
1
1
0
13
25
33
25
22
18
21
25
24
13
8
0

High Clouds (% Sky Obscured)

12
8
4
4
4
4
4
4
12
22
23
30
40
40
30
31
28
20
14
12
10
9
13
16

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
3
2
1

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

Chance of Frost

Temperature (°C)

11
11
11
11
10
8
7
7
7
6
7
7
7
7
7
7
7
7
7
8
10
11
12
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
76
76
77
78
81
82
84
87
88
87
88
90
90
93
93
94
94
96
90
85
81
73
68

Pressure (mb)

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

Ozone (du)

347
347
347
347
347
347
347
347
346
346
347
347
348
348
349
349
351
352
354
360
367
373
377
382

Thursday 19

New Moon 0%

06:29

19:27

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

Sun - Rise: 06:17, Set: 18:28, Transit: 12:24. Moon - Rise: 06:29, Set: 19:27. Civil Dark: 19:03 - 05:42. Nautical Dark: 19:44 - 05:01. Astro Dark: 20:27 - 04:18

Total Clouds (% Sky Obscured)

45
32
16
24
35
38
29
24
23
22
21
26
43
59
74
78
81
85
89
93
96
96
94
92

Low Clouds (% Sky Obscured)

14
7
0
22
35
38
29
24
23
22
21
26
43
47
51
51
55
58
56
59
56
44
30
19

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
3
5
11
11
13
14
17
20
30
46
60
55
51
50

High Clouds (% Sky Obscured)

22
16
13
9
7
3
3
4
4
5
5
5
12
22
31
39
34
36
37
35
32
28
19
25

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 (%)

3
2
1
4
2
0
3
1
2
3
2
0
3
2
0
13
12
8
17
16
13
18
22
24

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
62
64
65
70
76
80
81
84
85
85
84
84
81
79
78
76
75
74
69
64
60
58
57

Pressure (mb)

1026
1026
1025
1025
1025
1025
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1022
1022
1022
1022
1022
1022
1021
1021

Ozone (du)

387
388
390
392
393
393
394
396
398
400
399
397
396
394
392
391
389
388
387
386
385
384
383
382

Forecast for Llandegfan, Anglesey, United Kingdom (53.25,-4.15)

Generated: 13/03/26 15:14:49. Forecast: 13/03/26 to 19/03/26. Timezone: UTC+0.00