Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 17

New Moon 2%

06:10

20:52

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 OK
16 OK
17 OK
18 Good

Sun - Rise: 06:12, Set: 20:17, Transit: 13:15. Moon - Rise: 06:10, Set: 20:52. Civil Dark: 20:53 - 05:36. Nautical Dark: 21:38 - 04:51. Astro Dark: 22:29 - 03:59

Total Clouds (% Sky Obscured)

32
40
36
69
56
65
56
60
58
66
52
47
49
47
54
57
62
65
60
61
35
36
39
1

Low Clouds (% Sky Obscured)

32
40
36
62
56
65
56
60
58
54
52
47
49
47
53
57
60
51
52
57
24
36
39
0

Medium Clouds (% Sky Obscured)

0
7
6
2
0
0
0
0
0
21
0
0
0
0
0
0
0
32
29
26
0
0
0
0

High Clouds (% Sky Obscured)

11
40
36
39
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
6
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 (%)

5
5
3
11
12
14
24
22
17
25
22
14
3
17
17
14
17
19
19
19
7
4
1
7

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)

15
13
12
13
13
13
13
13
12
13
12
11
8
7
10
11
11
12
12
12
12
12
12
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
93
91
91
93
91
93
91
91
90
90
88
91
88
84
77
78
81
78
75
70
66
65
68

Pressure (mb)

1018
1019
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1022
1023
1023
1024
1024
1024
1025
1025
1025
1025
1025
1026

Ozone (du)

385
390
396
400
399
398
402
405
407
408
407
407
406
405
402
399
399
400
402
406
412
416
418
420

Saturday 18

Waxing Crescent 7%

06:34

22:26

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

Sun - Rise: 06:10, Set: 20:19, Transit: 13:15. Moon - Rise: 06:34, Set: 22:26. Civil Dark: 20:55 - 05:34. Nautical Dark: 21:40 - 04:49. Astro Dark: 22:31 - 03:56

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
17
41
27
24
20
28
53
44
62
32
86
83
82

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
9
12
6
19
18
28
38
44
41
23
29
38
44

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
3
3
4
2
2
2
0
0
19
9
44
47
46

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
17
35
20
10
5
3
26
6
23
6
37
49
72

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
8
7
7
5
5
3
3
2
2
2
2
2
4
6
10
11
12
11
10
10
12
10
10

Dew Point (°C)

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

Relative Humidity (%)

74
82
84
82
81
83
82
83
83
83
85
86
85
82
75
69
64
60
60
62
61
63
63
66

Pressure (mb)

1026
1026
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1028
1028
1028
1028
1028
1028
1027
1027
1026
1026
1026

Ozone (du)

416
410
407
406
407
406
403
402
400
400
399
397
395
394
393
392
392
392
391
390
389
387
387
386

Sunday 19

Waxing Crescent 14%

07:10

23:59

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

Sun - Rise: 06:08, Set: 20:20, Transit: 13:15. Moon - Rise: 07:10, Set: 23:59. Civil Dark: 20:56 - 05:32. Nautical Dark: 21:42 - 04:46. Astro Dark: 22:34 - 03:53

Total Clouds (% Sky Obscured)

80
88
85
92
69
34
7
6
9
4
4
5
17
29
42
47
19
52
71
86
95
84
73
66

Low Clouds (% Sky Obscured)

41
45
44
61
58
21
0
0
6
0
1
0
17
29
42
47
12
23
28
33
41
36
23
15

Medium Clouds (% Sky Obscured)

35
50
60
53
0
0
0
0
0
0
0
3
0
0
4
4
7
26
64
82
86
38
27
16

High Clouds (% Sky Obscured)

52
32
52
10
1
9
3
3
4
3
2
2
0
0
2
6
6
19
20
25
20
15
18
15

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
1
5
10
15
19
18
15
11

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
5
5
4
4
4
3
2
2
1
0
0
1
2
4
4
5
5
4
4
4
4
5
5

Relative Humidity (%)

72
78
82
81
77
77
81
80
80
79
79
79
79
75
71
68
66
63
63
63
61
63
68
72

Pressure (mb)

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

Ozone (du)

385
385
385
386
386
387
387
387
388
388
388
388
387
387
388
389
389
390
390
390
390
390
391
391

Monday 20

Waxing Crescent 24%

08:03

01:21

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

Sun - Rise: 06:06, Set: 20:22, Transit: 13:15. Moon - Rise: 08:03, Set: 01:21. Civil Dark: 20:58 - 05:30. Nautical Dark: 21:44 - 04:43. Astro Dark: 22:37 - 03:50

Total Clouds (% Sky Obscured)

57
11
3
12
20
38
80
83
59
75
81
26
31
39
97
90
89
85
86
90
95
84
68
68

Low Clouds (% Sky Obscured)

15
1
1
8
15
27
50
51
25
32
40
26
31
39
78
68
58
48
46
44
42
37
30
24

Medium Clouds (% Sky Obscured)

11
5
0
6
11
17
20
20
19
15
53
2
3
4
53
16
67
71
78
70
38
31
31
26

High Clouds (% Sky Obscured)

1
1
0
0
0
0
0
1
18
30
34
2
1
3
50
37
33
18
20
35
39
28
14
15

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
7
0
1
0
0
0
0
0
1
1
0
3
4
6
8
8
6
7
7
6
6
4
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
6
7
7
7
7
8
7
7
7
7
8
10
13
16
16
17
18
17
18
17
16
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
75
79
81
79
80
83
86
85
89
91
93
89
85
78
70
68
66
67
63
67
67
70
70

Pressure (mb)

1024
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1023
1023

Ozone (du)

391
391
391
392
393
392
392
392
393
393
392
392
391
389
387
386
386
384
382
382
381
381
380
378

Tuesday 21

Waxing Crescent 35%

09:13

02:24

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

Sun - Rise: 06:04, Set: 20:24, Transit: 13:15. Moon - Rise: 09:13, Set: 02:24. Civil Dark: 21:00 - 05:27. Nautical Dark: 21:46 - 04:41. Astro Dark: 22:40 - 03:46

Total Clouds (% Sky Obscured)

64
54
45
40
40
35
38
46
27
32
37
40
5
5
4
4
3
2
13
15
8
3
0
1

Low Clouds (% Sky Obscured)

15
7
0
0
0
0
8
17
24
26
29
32
0
0
0
0
0
0
13
15
8
3
0
1

Medium Clouds (% Sky Obscured)

18
12
4
4
2
2
4
6
5
10
14
15
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

15
15
15
5
5
10
10
10
1
7
11
12
3
4
3
2
1
1
1
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 (%)

1
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)

15
14
14
13
14
14
15
15
14
13
13
13
13
9
11
13
13
14
15
14
14
14
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
6
4
4
2
1
1
0
1
2
2
1
1
1
2
3
3
4
4
9
10
9
10
10

Dew Point (°C)

6
6
4
4
3
1
-1
-2
-2
-1
-1
-2
-2
-2
-0
1
2
3
4
5
6
7
7
8

Relative Humidity (%)

70
71
69
70
71
66
58
54
57
61
61
59
60
57
55
52
52
54
54
56
58
60
64
69

Pressure (mb)

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

Ozone (du)

378
377
376
376
376
375
375
375
375
377
379
379
379
381
383
385
386
386
387
386
385
384
385
386

Wednesday 22

Waxing Crescent 32%

10:36

03:08

19 Good
20 Good
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

Sun - Rise: 06:02, Set: 20:25, Transit: 13:14. Moon - Rise: 10:36, Set: 03:08. Civil Dark: 21:02 - 05:25. Nautical Dark: 21:48 - 04:38. Astro Dark: 22:43 - 03:43

Total Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
7
11

Low Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
7
10

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
0
0
0
0
1
3
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)

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

Chance of Frost

Temperature (°C)

13
11
10
8
7
7
6
6
5
5
5
4
4
6
8
10
11
12
14
14
13
13
13
13

Feels Like (°C)

10
10
10
10
8
8
8
4
4
4
4
4
3
3
4
4
5
6
7
13
13
13
13
13

Dew Point (°C)

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

Relative Humidity (%)

72
79
82
87
87
88
88
90
90
89
91
91
91
83
78
71
66
63
60
61
63
65
69
71

Pressure (mb)

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

Ozone (du)

387
384
381
378
378
379
379
381
382
383
385
387
389
391
393
394
396
397
399
398
396
395
394
392

Thursday 23

Waxing Crescent 46%

12:03

03:37

19 Good
20 Good
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

Sun - Rise: 06:00, Set: 20:27, Transit: 13:14. Moon - Rise: 12:03, Set: 03:37. Civil Dark: 21:04 - 05:23. Nautical Dark: 21:51 - 04:36. Astro Dark: 22:46 - 03:40

Total Clouds (% Sky Obscured)

8
5
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1

Low Clouds (% Sky Obscured)

7
4
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

High Clouds (% Sky Obscured)

3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
77
80
84
84
84
84
82
81
78
78
78
78
74
72
68
67
65

Pressure (mb)

1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1023
1023
1023
1023
1022

Ozone (du)

391
390
388
387
386
386
386
387
388
390
387
385
382
381
379
378
375
373

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

Generated: 17/04/26 19:11:42. Forecast: 17/04/26 to 23/04/26. Timezone: UTC+1.00