Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 18

Waxing Crescent 7%

06:17

22:28

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

Sun - Rise: 05:59, Set: 20:16, Transit: 13:08. Moon - Rise: 06:17, Set: 22:28. Civil Dark: 20:53 - 05:21. Nautical Dark: 21:41 - 04:33. Astro Dark: 22:38 - 03:36

Total Clouds (% Sky Obscured)

62
70
53
28
0
0
1
6
0
25
34
48
61
53
56
41
59
79
79
78
81
77
38
0

Low Clouds (% Sky Obscured)

62
45
37
28
0
0
0
6
0
25
34
48
61
53
54
41
56
64
68
67
65
32
20
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
13
63
54
50
36
17
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
17
40
22
20
15
13
2
2
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 (%)

8
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
68
69
74
79
81
82
83
86
90
91
93
93
93
93
85
70
62
55
51
48
48
48
49

Pressure (mb)

1023
1023
1024
1024
1025
1026
1026
1026
1026
1026
1026
1026
1026
1027
1027
1027
1027
1028
1028
1028
1027
1027
1027
1026

Ozone (du)

411
416
417
417
417
413
406
403
402
402
404
404
406
406
404
403
401
402
401
402
401
400
398
397

Sunday 19

Waxing Crescent 14%

06:50

00:04

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

Sun - Rise: 05:57, Set: 20:17, Transit: 13:08. Moon - Rise: 06:50, Set: 00:04. Civil Dark: 20:55 - 05:19. Nautical Dark: 21:44 - 04:30. Astro Dark: 22:41 - 03:32

Total Clouds (% Sky Obscured)

0
0
0
0
28
48
50
23
32
25
36
84
77
82
84
64
26
62
100
100
100
91
87
90

Low Clouds (% Sky Obscured)

0
0
0
0
28
44
39
20
0
0
15
67
65
71
74
54
0
21
38
19
63
73
19
12

Medium Clouds (% Sky Obscured)

0
0
0
0
3
5
8
5
24
19
21
32
23
24
13
10
19
34
60
60
55
52
47
53

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
7
40
40
38
26
59
55
27
34
2
1
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
3
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
1
4
4
14
27
18
19

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

51
59
62
69
74
79
85
86
85
86
88
86
86
86
82
75
69
65
62
59
56
51
50
56

Pressure (mb)

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

Ozone (du)

396
395
394
393
391
389
390
390
390
390
391
392
392
391
392
394
396
398
400
402
403
403
402
401

Monday 20

Waxing Crescent 12%

07:41

01:28

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

Sun - Rise: 05:55, Set: 20:19, Transit: 13:08. Moon - Rise: 07:41, Set: 01:28. Civil Dark: 20:57 - 05:16. Nautical Dark: 21:46 - 04:27. Astro Dark: 22:44 - 03:28

Total Clouds (% Sky Obscured)

67
50
56
51
39
43
40
49
72
77
63
92
42
84
59
74
42
58
47
83
83
72
94
88

Low Clouds (% Sky Obscured)

38
38
38
30
0
19
23
42
67
72
56
91
27
70
50
53
42
51
37
73
51
32
15
22

Medium Clouds (% Sky Obscured)

32
24
26
25
23
22
18
21
42
25
0
0
0
11
15
11
3
6
1
9
19
27
38
37

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
3
3
40
39
42
45
13
40
4
19
35
30
16
4
20
20

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 (%)

29
24
17
4
12
3
0
0
0
0
0
4
1
0
0
0
0
0
0
0
0
0
0
3

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)

5
5
7
6
6
6
5
4
4
3
3
3
4
5
5
7
11
14
16
16
16
17
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
66
73
77
79
82
82
85
93
93
93
94
94
93
88
81
70
56
52
51
52
52
51
59

Pressure (mb)

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

Ozone (du)

400
397
398
398
398
397
397
396
395
394
392
391
391
390
389
388
387
386
386
388
388
388
388
386

Tuesday 21

Waxing Crescent 24%

08:52

02:31

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

Sun - Rise: 05:52, Set: 20:21, Transit: 13:08. Moon - Rise: 08:52, Set: 02:31. Civil Dark: 20:59 - 05:14. Nautical Dark: 21:49 - 04:24. Astro Dark: 22:48 - 03:24

Total Clouds (% Sky Obscured)

72
73
61
52
35
31
38
37
18
11
20
30
50
45
60
81
99
100
100
100
86
77
66
72

Low Clouds (% Sky Obscured)

25
31
20
10
0
8
15
21
13
7
0
0
0
0
3
5
7
5
2
1
3
4
4
2

Medium Clouds (% Sky Obscured)

56
56
38
40
35
16
2
2
2
4
20
28
2
2
1
2
2
1
1
0
3
5
5
2

High Clouds (% Sky Obscured)

9
18
10
3
10
10
10
15
9
10
20
30
40
40
56
77
98
99
99
100
82
61
41
61

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 (%)

2
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)

16
15
15
14
14
13
12
11
10
10
9
9
10
10
10
12
13
15
16
17
18
17
17
17

Chance of Frost

Temperature (°C)

12
12
10
9
8
7
6
6
6
5
5
5
5
5
6
7
9
10
12
13
14
14
15
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
68
69
68
70
76
79
81
80
80
82
80
82
82
82
78
73
66
62
58
54
53
53
56

Pressure (mb)

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

Ozone (du)

384
384
384
383
383
383
382
381
381
381
381
381
380
379
379
378
376
376
376
375
373
370
369
370

Wednesday 22

Waxing Crescent 35%

10:18

03:13

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

Sun - Rise: 05:50, Set: 20:23, Transit: 13:07. Moon - Rise: 10:18, Set: 03:13. Civil Dark: 21:01 - 05:12. Nautical Dark: 21:51 - 04:22. Astro Dark: 22:51 - 03:21

Total Clouds (% Sky Obscured)

87
100
98
96
75
54
32
7
6
12
30
24
3
1
59
79
100
100
100
100
92
80
73
72

Low Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
2

Medium Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
0
0
0
0
6
5
4
14
28
47
48
40
22
14

High Clouds (% Sky Obscured)

80
100
98
96
73
52
30
4
4
9
20
20
2
1
37
47
56
56
60
65
53
29
9
27

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
2
3
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)

15
14
14
12
11
9
8
7
6
5
4
4
3
3
3
7
10
11
11
11
12
11
11
11

Chance of Frost

Temperature (°C)

14
13
12
10
8
7
6
5
5
4
4
3
3
2
3
7
9
11
12
13
15
15
15
16

Feels Like (°C)

10
9
8
6
4
3
3
3
3
3
2
0
0
2
3
5
6
6
7
7
8
15
14
13

Dew Point (°C)

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

Relative Humidity (%)

60
63
65
65
67
67
71
72
71
71
71
72
74
77
76
69
64
59
54
48
44
43
43
42

Pressure (mb)

1026
1026
1026
1027
1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1028
1025
1025
1025
1025
1025
1024
1024
1023
1023

Ozone (du)

370
369
366
363
363
363
364
365
370
373
373
372
373
373
374
374
374
374
372
370
368
368
368
369

Thursday 23

Waxing Crescent 46%

11:47

03:39

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
12 Bad
13 OK
14 OK
15 OK
16 Good

Sun - Rise: 05:48, Set: 20:25, Transit: 13:07. Moon - Rise: 11:47, Set: 03:39. Civil Dark: 21:03 - 05:09. Nautical Dark: 21:53 - 04:19. Astro Dark: 22:54 - 03:17

Total Clouds (% Sky Obscured)

70
76
72
77
77
92
88
87
82
77
72
68
70
75
86
90
91
81
63
52
37
25
21
17

Low Clouds (% Sky Obscured)

1
0
0
0
0
0
2
3
20
37
53
54
58
62
51
40
29
21
22
19
18
11
10
9

Medium Clouds (% Sky Obscured)

10
3
3
4
4
12
25
44
43
48
45
45
39
32
27
23
18
10
6
5
4
3
3
2

High Clouds (% Sky Obscured)

40
52
52
47
52
39
22
3
3
3
2
2
3
3
13
23
33
24
14
5
5
6
5
2

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
11
9
7
0
1
1
0
1
1
1
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
10
9
8
7
6
6
6
6
6
6
5
4
4
3
4
5
6
6
6
6
6
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
14
9
9
9
8
8
7
4
4
3
4
4
3
3
3
3
3
4
3
7
7
8

Dew Point (°C)

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

Relative Humidity (%)

45
49
53
57
62
68
73
78
84
78
71
65
65
64
63
64
63
63
62
60
58
58
57
58

Pressure (mb)

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

Ozone (du)

369
369
369
369
368
368
367
366
366
366
366
366
367
368
369
369
368
368
368
368
368
368
368
368

Friday 24

First Quarter 58%

13:14

03:57

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

Sun - Rise: 05:46, Set: 20:27, Transit: 13:07. Moon - Rise: 13:14, Set: 03:57. Civil Dark: 21:05 - 05:07. Nautical Dark: 21:56 - 04:16. Astro Dark: 22:58 - 03:13

Total Clouds (% Sky Obscured)

14
7
8
9
15
34
48
59
52
47
43
41
33
31
37
42
47
54
63
69

Low Clouds (% Sky Obscured)

8
6
8
9
15
33
47
56
51
42
31
27
27
26
31
30
28
28
27
27

Medium Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
2
2
2
2
3
3
3
3
2
2
2
2
1
2
3
4
8
9
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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
62
64
66
67
69
73
78
80
83
85
85
83
82
82
75
67
61
56
52

Pressure (mb)

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

Ozone (du)

367
367
366
366
365
365
364
364
363
363
362
362
364
367
369
370
371
372
373
373

Forecast for High Legh, Cheshire East, United Kingdom (53.36,-2.44)

Generated: 18/04/26 16:59:53. Forecast: 18/04/26 to 24/04/26. Timezone: UTC+1.00