Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 30

Waxing Gibbous 100%

21:22

04:04

15 OK
16 OK
17 OK
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 Bad
14 Bad

Sun - Rise: 04:48, Set: 21:25, Transit: 13:07. Moon - Rise: 21:22, Set: 04:04. Civil Dark: 22:14 - 03:59. Nautical Dark: 23:32 - 02:40. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

22
39
32
63
100
100
100
79
87
100
82
90
68
79
94
100
73
82
66
52
51
59
79
63

Low Clouds (% Sky Obscured)

22
32
8
0
0
0
15
31
74
100
77
78
49
77
88
51
58
58
52
52
46
53
52
30

Medium Clouds (% Sky Obscured)

22
39
32
52
54
91
50
79
46
37
30
32
17
0
18
7
23
26
13
0
1
4
25
34

High Clouds (% Sky Obscured)

22
39
32
63
100
100
100
0
0
0
0
0
0
25
25
100
25
20
23
15
23
20
25
48

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
6
9
9
9
9
9
9
9
8
9
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

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 (%)

6
1
5
1
5
17
35
34
21
34
34
5
5
7
8
12
23
29
29
29
26
21
14
6

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

Chance of Frost

Temperature (°C)

23
23
21
20
19
17
16
14
14
13
14
13
13
12
12
13
14
14
15
16
17
17
17
18

Feels Like (°C)

21
21
19
17
17
16
14
13
14
14
13
12
11
11
10
11
12
13
14
14
14
15
14
14

Dew Point (°C)

11
10
9
10
11
10
9
9
8
9
8
9
9
9
9
10
11
11
11
11
12
13
12
10

Relative Humidity (%)

46
45
46
54
60
64
66
69
66
75
68
76
75
84
80
80
83
80
75
71
72
76
71
62

Pressure (mb)

1018
1018
1017
1017
1017
1017
1017
1017
1017
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016

Ozone (du)

344
347
344
346
347
349
354
365
368
368
368
370
362
358
357
356
356
357
358
358
360
359
360
361

Sunday 31

Full Moon 99%

22:29

04:41

15 Bad
16 Bad
17 Bad
18 OK
19 OK
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

Sun - Rise: 04:47, Set: 21:26, Transit: 13:07. Moon - Rise: 22:29, Set: 04:41. Civil Dark: 22:16 - 03:57. Nautical Dark: 23:35 - 02:37. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

46
55
57
27
33
56
83
73
59
93
96
90
96
89
100
100
98
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

26
21
14
0
0
7
30
23
41
42
47
44
74
76
100
75
53
57
41
50
68
79
89
86

Medium Clouds (% Sky Obscured)

46
55
57
14
18
28
35
33
28
32
53
23
46
49
77
93
95
100
100
94
100
99
92
100

High Clouds (% Sky Obscured)

46
31
1
0
0
0
0
0
0
60
64
66
53
43
100
100
84
85
100
99
100
90
83
100

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
3
3

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
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

5
6
11
2
3
1
0
0
0
0
0
0
0
0
0
2
8
25
13
19
37
92
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
1.6
0.8

Wind Speed/Direction (mph)

13
13
12
11
9
7
4
3
4
4
4
5
4
4
5
5
7
8
9
10
12
12
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
15
15
15
17
17
15
14
14
12
11
10
9
9
9
9
10
11
11
12
12
14
14
14

Dew Point (°C)

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

Relative Humidity (%)

59
58
59
59
65
72
78
84
89
87
87
90
93
96
93
90
87
83
87
87
86
78
87
96

Pressure (mb)

1016
1016
1015
1015
1015
1015
1016
1016
1016
1016
1015
1015
1015
1015
1014
1014
1014
1013
1013
1013
1012
1011
1010
1010

Ozone (du)

365
371
371
363
357
350
347
344
343
343
342
340
336
336
336
336
336
337
338
339
340
338
337
339

Monday 1

Waning Gibbous 97%

23:24

05:32

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
12 Bad
13 Bad
14 Bad

Sun - Rise: 04:46, Set: 21:27, Transit: 13:07. Moon - Rise: 23:24, Set: 05:32. Civil Dark: 22:17 - 03:56. Nautical Dark: 23:37 - 02:35. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
100
100
100
100
100
63
100
100
100
100
100
100
100
98
100
91
100
100
100
100
99
100
99

Low Clouds (% Sky Obscured)

95
90
100
90
54
52
37
6
31
50
58
81
79
76
95
98
83
92
76
64
56
45
47
48

Medium Clouds (% Sky Obscured)

92
100
74
82
62
30
35
35
38
62
53
39
77
53
76
99
81
82
73
99
77
47
34
21

High Clouds (% Sky Obscured)

83
100
91
100
100
100
59
99
100
100
100
100
100
100
62
45
60
100
99
96
96
72
78
82

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
13
2
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
81
50
50
56
82
95
64
51
80
72
61
58
61
77
88
92
90
95
87
81
67
54
45

Precipitation Amount (mm)

1
0.4
0
0
0
0.4
1
0.2
0
0.6
0.4
0.2
0.3
0.3
0.4
0.7
0.8
0.8
0.8
0.5
0.4
0.2
0
0

Wind Speed/Direction (mph)

13
13
13
12
9
8
8
7
5
6
5
5
5
5
4
3
3
5
7
8
10
10
12
12

Chance of Frost

Temperature (°C)

15
15
15
16
16
16
16
15
15
14
14
13
14
14
13
13
14
15
15
16
16
15
16
16

Feels Like (°C)

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

Dew Point (°C)

14
14
14
15
15
16
15
15
14
14
13
13
13
13
13
13
13
13
13
14
14
14
14
13

Relative Humidity (%)

96
95
96
93
95
96
96
96
98
98
98
98
96
96
96
95
95
92
92
87
87
90
86
82

Pressure (mb)

1009
1008
1007
1007
1006
1006
1005
1005
1004
1004
1004
1003
1003
1003
1003
1003
1003
1003
1003
1003
1004
1004
1004
1004

Ozone (du)

341
342
347
349
349
351
353
355
358
358
361
365
367
371
373
377
378
380
381
381
382
385
385
386

Tuesday 2

Waning Gibbous 93%

00:05

06:36

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
12 Bad
13 Bad
14 Bad

Sun - Rise: 04:45, Set: 21:29, Transit: 13:08. Moon - Rise: 00:05, Set: 06:36. Civil Dark: 22:18 - 03:55. Nautical Dark: 23:40 - 02:33. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

96
78
55
53
38
46
62
81
86
77
87
83
93
91
91
87
91
96
100
100
100
100
91
83

Low Clouds (% Sky Obscured)

45
47
49
53
38
46
62
77
80
67
62
67
68
60
57
57
47
63
59
71
85
97
84
74

Medium Clouds (% Sky Obscured)

7
9
14
18
26
31
36
30
23
17
22
27
32
23
13
30
26
75
98
98
88
83
44
30

High Clouds (% Sky Obscured)

80
53
28
0
0
0
1
1
0
0
6
2
35
43
54
61
72
86
100
88
100
60
40
22

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
3
8
9
8
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
Very Light Rain
Light Rain
None
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

32
41
41
34
33
31
38
33
18
10
10
14
8
4
6
2
6
75
95
59
83
95
95
93

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.6
0
0.6
1.2
1
0.6

Wind Speed/Direction (mph)

12
13
13
12
11
10
9
8
8
8
7
7
7
7
6
6
6
8
9
11
12
13
14
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
69
69
72
77
79
84
92
92
92
92
93
95
95
95
93
89
83
92
96
93
93
92
86

Pressure (mb)

1004
1004
1005
1005
1005
1006
1006
1007
1007
1007
1006
1007
1006
1006
1006
1006
1006
1005
1004
1004
1003
1002
1001
1000

Ozone (du)

388
388
389
390
386
381
382
375
372
367
362
360
358
356
356
354
357
358
359
369
382
388
388
388

Wednesday 3

Waning Gibbous 88%

00:34

07:49

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
12 Bad
13 Bad
14 Bad

Sun - Rise: 04:45, Set: 21:30, Transit: 13:08. Moon - Rise: 00:34, Set: 07:49. Civil Dark: 22:20 - 03:54. Nautical Dark: 23:42 - 02:31. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

54
52
55
54
54
80
70
84
84
83
84
84
85
82
79
75
97
94
92
94
96
98
94
90

Low Clouds (% Sky Obscured)

44
38
42
37
30
27
38
53
60
57
56
59
60
63
63
63
74
74
74
69
65
60
59
57

Medium Clouds (% Sky Obscured)

16
12
16
20
20
23
33
35
38
37
40
43
43
40
37
29
50
54
57
59
65
73
70
61

High Clouds (% Sky Obscured)

0
0
0
0
2
26
4
0
0
1
22
2
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

5
9
7
5
9
9
9
9
9
9
9
9
9
9
9
9
5
6
6
7
7
6
6
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
Very Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

59
68
78
79
56
37
17
17
17
15
14
22
25
30
32
41
64
67
62
66
65
59
60
62

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

14
14
14
14
15
14
12
11
12
11
11
12
11
10
11
11
12
14
15
16
17
18
19
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
59
63
71
73
75
79
81
69
75
77
76
83
84
86
84
84
83
79
76
72
70
69
69

Pressure (mb)

999
998
997
997
997
997
997
997
997
997
997
997
997
997
997
997
998
999
1000
1001
1001
1002
1003
1003

Ozone (du)

390
391
392
393
395
395
396
395
396
397
394
395
396
396
397
397
397
398
400
401
402
404
405
405

Thursday 4

Waning Gibbous 80%

00:55

09:06

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
12 Bad
13 Bad
14 Bad

Sun - Rise: 04:44, Set: 21:31, Transit: 13:08. Moon - Rise: 00:55, Set: 09:06. Civil Dark: 22:21 - 03:53. Nautical Dark: 23:44 - 02:29. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

86
80
70
63
64
72
77
96
96
100
100
100
100
82
69
65
85
93
99
96
92
89
88
88

Low Clouds (% Sky Obscured)

56
55
60
62
56
50
44
40
29
25
19
13
7
11
14
18
37
56
75
74
76
77
74
69

Medium Clouds (% Sky Obscured)

54
41
28
11
9
7
5
15
30
50
59
75
81
72
61
57
74
88
97
96
92
89
88
88

High Clouds (% Sky Obscured)

0
0
0
0
17
30
50
60
70
74
81
88
96
74
58
50
40
30
20
13
7
0
9
20

ISS Passover

Visibility (miles)

5
5
7
8
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
5
7
9
7

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

Precipitation Probability (%)

69
60
50
43
34
24
16
26
25
20
23
20
12
15
11
6
41
60
75
88
94
95
88
74

Precipitation Amount (mm)

0.4
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.5
0.6
0.6
0.5
0.3

Wind Speed/Direction (mph)

18
18
17
16
15
13
11
9
8
8
8
7
7
7
7
7
7
9
11
14
15
16
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
69
68
67
66
70
73
78
83
87
93
93
93
94
90
84
80
84
90
95
93
95
95
92

Pressure (mb)

1003
1004
1004
1005
1005
1005
1006
1006
1006
1006
1006
1006
1006
1006
1006
1005
1005
1005
1004
1003
1003
1002
1002
1001

Ozone (du)

406
406
400
395
389
385
382
378
376
374
371
370
369
367
365
364
362
364
366
368
373
379
385
391

Friday 5

Waning Gibbous 72%

01:10

10:24

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
12 Bad

Sun - Rise: 04:43, Set: 21:32, Transit: 13:08. Moon - Rise: 01:10, Set: 10:24. Civil Dark: 22:22 - 03:53. Nautical Dark: 23:47 - 02:27. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

89
83
77
69
72
75
80
75
71
67
81
91
100
93
82
73
77
82
87
79
75
72

Low Clouds (% Sky Obscured)

66
64
62
60
63
68
73
66
61
61
63
71
78
70
61
51
57
63
70
60
50
40

Medium Clouds (% Sky Obscured)

85
76
68
58
56
56
57
50
41
35
23
12
0
17
25
37
39
42
45
41
32
32

High Clouds (% Sky Obscured)

24
18
20
37
37
36
36
44
42
37
37
46
60
60
60
65
75
75
76
76
75
72

ISS Passover

Visibility (miles)

5
3
3
2
2
4
6
7
8
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

54
59
65
71
92
95
95
95
68
24
20
18
16
13
11
5
16
18
17
14
10
3

Precipitation Amount (mm)

0
0
0.3
0.3
0.6
1.2
1
0.8
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
89
90
92
93
95
95
96
95
93
93
88
87
84
84
84
84
77
71
64
58
53

Pressure (mb)

1001
1000
1000
1001
1001
1002
1003
1004
1006
1008
1010
1011
1012
1014
1015
1016
1017
1018
1018
1019
1020
1020

Ozone (du)

396
402
404
405
407
405
404
402
402
402
401
400
399
398
399
399
399
392
384
377
374
370

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

Generated: 30/05/26 15:54:55. Forecast: 30/05/26 to 05/06/26. Timezone: UTC+1.00