Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 31

Full Moon 99%

22:11

04:44

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

Sun - Rise: 04:47, Set: 21:12, Transit: 13:00. Moon - Rise: 22:11, Set: 04:44. Civil Dark: 21:59 - 04:01. Nautical Dark: 23:09 - 02:50. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

66
74
79
100
95
91
86
85
71
49
66
50
24
16
7
1
13
23
42
94
98
97
94
77

Low Clouds (% Sky Obscured)

45
45
46
42
61
18
12
27
58
8
56
47
24
16
7
0
13
0
32
42
71
37
40
46

Medium Clouds (% Sky Obscured)

66
74
79
100
91
87
66
33
15
12
27
9
1
0
0
0
0
0
1
17
18
32
38
76

High Clouds (% Sky Obscured)

66
74
79
100
40
43
0
0
0
0
0
0
0
0
0
0
3
23
33
54
72
41
80
71

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
3
17
22
24
23
9
16
13
1
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
11
11
13
12
13
12
12
11
11
9
7
7
7
7
6
5
5
6
6
6
8
9
10

Chance of Frost

Temperature (°C)

19
20
20
20
21
21
21
21
20
20
19
18
16
15
14
13
12
11
11
11
11
13
14
15

Feels Like (°C)

16
16
17
17
17
18
18
19
18
19
19
18
16
15
14
13
12
11
10
10
11
11
13
13

Dew Point (°C)

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

Relative Humidity (%)

67
63
61
62
64
64
66
67
71
74
78
88
92
95
95
96
96
96
96
98
98
93
86
78

Pressure (mb)

1016
1016
1016
1015
1016
1016
1016
1015
1015
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016

Ozone (du)

351
352
354
359
360
359
363
365
358
351
347
344
343
344
344
342
340
338
339
338
338
336
337
338

Monday 1

Waning Gibbous 97%

23:06

05:35

10 Bad
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

Sun - Rise: 04:47, Set: 21:13, Transit: 13:00. Moon - Rise: 23:06, Set: 05:35. Civil Dark: 22:00 - 04:00. Nautical Dark: 23:11 - 02:48. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
100
99
100
98
100
100
100
100
100
100
100
100
100
99
100
100

Low Clouds (% Sky Obscured)

43
30
57
62
59
60
69
86
78
84
59
82
81
90
82
90
86
71
63
50
63
69
57
64

Medium Clouds (% Sky Obscured)

78
94
100
100
100
65
50
77
95
90
100
74
92
88
75
100
93
100
100
73
49
40
55
52

High Clouds (% Sky Obscured)

98
100
100
100
100
100
100
100
100
88
100
93
100
100
100
100
100
100
99
85
100
67
82
69

ISS Passover

Visibility (miles)

9
9
8
9
7
9
9
9
9
9
9
7
8
2
0
1
3
1
3
6
8
9
3
5

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

Precipitation Probability (%)

1
32
48
60
71
63
37
51
36
36
60
59
74
95
95
95
95
95
72
44
39
63
89
87

Precipitation Amount (mm)

0
0
0.2
0.3
0.4
0.3
0
0
0
0
0.2
0
0.3
0.8
0.8
1.2
1.8
0.8
0.5
0.2
0
0.4
0.7
0.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
19
20
20
18
18
18
17
18
17
17
16
16
16
16
16
16
15
15
15
14
15
15
16

Feels Like (°C)

15
16
17
18
17
16
16
15
15
15
15
14
15
14
14
14
14
15
15
14
14
14
15
15

Dew Point (°C)

12
12
16
19
17
16
15
13
14
16
16
16
16
16
16
15
15
15
15
15
14
14
14
15

Relative Humidity (%)

70
63
77
92
92
90
82
76
78
90
95
96
96
98
98
96
98
98
98
98
98
96
92
92

Pressure (mb)

1015
1015
1015
1014
1014
1013
1012
1011
1011
1010
1009
1009
1008
1008
1007
1006
1005
1005
1004
1004
1004
1004
1003
1003

Ozone (du)

338
337
337
339
339
340
340
342
343
345
345
347
350
353
354
357
360
367
370
374
378
378
377
381

Tuesday 2

Waning Gibbous 93%

23:49

06:39

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

Sun - Rise: 04:46, Set: 21:15, Transit: 13:01. Moon - Rise: 23:49, Set: 06:39. Civil Dark: 22:01 - 03:59. Nautical Dark: 23:13 - 02:47. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
83
98
81
100
100
100
97
100
28
3
21
30
31
51
67
72
64
51
73
82
92
99

Low Clouds (% Sky Obscured)

76
65
65
67
63
51
63
47
35
39
28
3
21
24
8
10
23
25
27
26
35
44
47
52

Medium Clouds (% Sky Obscured)

42
72
75
54
71
100
100
80
81
72
2
0
0
7
7
12
15
19
19
16
2
8
13
47

High Clouds (% Sky Obscured)

100
71
46
96
60
100
100
100
89
99
3
0
0
0
1
2
42
47
31
29
65
74
85
98

ISS Passover

Visibility (miles)

3
9
9
9
7
7
3
4
9
7
9
9
9
9
9
9
9
9
9
9
4
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

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

Precipitation Probability (%)

87
64
53
82
95
95
95
95
89
64
18
3
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.6
0
0
0.3
0.5
0.7
0.9
0.9
0.6
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
15
15
15
15
15
15
16
15
14
13
15
14
12
12
11
11
9
8
8
8
9
10
10

Dew Point (°C)

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

Relative Humidity (%)

90
83
72
64
71
74
79
86
86
89
89
92
93
93
96
96
98
98
96
98
98
96
92
87

Pressure (mb)

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

Ozone (du)

380
379
383
387
389
387
388
389
388
389
392
395
390
383
379
373
370
366
363
359
357
354
352
349

Wednesday 3

Waning Gibbous 88%

00:19

07:50

10 Bad
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

Sun - Rise: 04:45, Set: 21:16, Transit: 13:01. Moon - Rise: 00:19, Set: 07:50. Civil Dark: 22:03 - 03:58. Nautical Dark: 23:15 - 02:45. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
99
99
98
98
82
83
66
38
36
63
43
73
78
76
73
70
67
74
83
93

Low Clouds (% Sky Obscured)

55
69
78
83
89
94
83
72
54
51
47
38
36
45
43
52
61
71
68
48
66
66
45
44

Medium Clouds (% Sky Obscured)

68
82
80
75
65
81
40
53
41
47
53
38
36
28
22
15
8
0
5
10
59
72
81
92

High Clouds (% Sky Obscured)

98
99
100
81
59
38
52
65
65
72
66
38
36
23
0
0
0
0
1
33
30
20
10
10

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
7
8
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
3
5
15
9
8
10
35
42
40
31
18
22
24
20
22
14
7
8
7
1
0
11
15

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
69
73
75
82
86
90
83
87
86
89
89
90
95
93
93
93
93
92
90
92
87
83
82

Pressure (mb)

1008
1007
1006
1006
1005
1004
1003
1002
1002
1001
1000
1000
1000
1000
1000
999
999
999
999
999
1000
1000
1000
1000

Ozone (du)

348
347
346
344
346
347
347
357
372
386
385
386
386
388
392
394
393
389
384
383
375
372
370
372

Thursday 4

Waning Gibbous 81%

00:42

09:05

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

Sun - Rise: 04:45, Set: 21:17, Transit: 13:01. Moon - Rise: 00:42, Set: 09:05. Civil Dark: 22:04 - 03:57. Nautical Dark: 23:17 - 02:44. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

96
98
100
94
87
78
61
73
68
47
34
29
43
52
66
65
55
39
10
7
4
22
40
57

Low Clouds (% Sky Obscured)

42
51
65
67
63
61
61
61
61
40
21
0
15
32
48
36
25
13
10
7
4
22
40
57

Medium Clouds (% Sky Obscured)

96
97
90
86
73
39
13
38
28
17
26
28
28
29
35
50
55
39
10
7
1
7
13
19

High Clouds (% Sky Obscured)

15
15
20
29
3
14
1
20
20
1
0
0
0
1
0
0
0
0
0
0
0
5
13
18

ISS Passover

Visibility (miles)

9
9
9
9
8
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
28
39
43
42
33
35
30
22
17
12
1
2
0
0
0
0
0
0
0
0
6
11
14

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

Chance of Frost

Temperature (°C)

15
15
15
16
16
17
17
17
16
15
14
13
12
11
10
9
9
8
8
8
9
10
11
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
76
64
67
63
57
54
57
61
64
66
65
71
76
81
85
85
87
87
85
84
82
76
71

Pressure (mb)

1001
1001
1001
1002
1001
1001
1002
1002
1002
1002
1003
1003
1004
1004
1005
1005
1005
1005
1006
1006
1007
1007
1008
1008

Ozone (du)

371
372
373
369
371
375
380
375
373
374
378
381
381
383
388
391
394
397
401
406
412
417
415
413

Friday 5

Waning Gibbous 72%

00:58

No Set

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

Sun - Rise: 04:44, Set: 21:18, Transit: 13:01. Moon - Rise: 00:58, Set: No Set. Civil Dark: 22:05 - 03:56. Nautical Dark: 23:18 - 02:42. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

70
82
95
96
96
95
89
81
76
75
72
72
79
80
78
68
54
41
55
69
85
90
96
100

Low Clouds (% Sky Obscured)

50
42
35
34
32
31
43
53
62
46
28
11
8
5
0
7
15
22
18
13
8
24
39
49

Medium Clouds (% Sky Obscured)

25
31
38
41
45
54
46
38
28
42
59
72
58
39
18
16
18
23
26
28
31
37
39
45

High Clouds (% Sky Obscured)

16
13
11
10
8
8
7
4
1
2
4
5
36
66
78
68
40
12
31
49
68
79
90
100

ISS Passover

Visibility (miles)

9
9
9
9
9
8
8
8
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 (%)

20
21
22
26
30
35
32
28
23
17
10
3
8
8
1
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
69
74
77
75
75
76
72
68
65
69
75
81
86
90
95
95
95
95
90
85
84
75
68

Pressure (mb)

1009
1009
1010
1010
1011
1011
1011
1012
1012
1013
1014
1014
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

411
405
400
395
390
386
382
378
374
370
370
370
370
369
368
368
366
364
363
362
360
359
359
360

Saturday 6

Waning Gibbous 62%

01:12

10:21

10 Bad
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

Sun - Rise: 04:43, Set: 21:18, Transit: 13:01. Moon - Rise: 01:12, Set: 10:21. Civil Dark: 22:06 - 03:56. Nautical Dark: 23:20 - 02:41. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
99
99
86
73
62
76
88
100
100
100
100
100
99
99
99
100
100

Low Clouds (% Sky Obscured)

42
35
28
28
28
28
20
12
5
3
2
0
0
1
2
4
6
9
22
36
57

Medium Clouds (% Sky Obscured)

45
41
41
40
40
50
31
17
9
6
2
0
4
11
17
20
28
36
59
75
86

High Clouds (% Sky Obscured)

100
100
100
83
71
60
62
61
62
76
88
100
100
100
100
88
76
72
81
91
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
8

Fog (%)

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
Very Light Rain

Precipitation Probability (%)

0
2
2
6
5
0
1
2
1
3
5
0
0
1
0
1
3
2
27
44
59

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
11
11
12
15
15
14
15
15
16
12
12
11
11
10
10
8
8
8
8
8

Dew Point (°C)

9
9
9
9
9
9
9
10
11
11
11
10
10
10
10
10
10
10
11
11
11

Relative Humidity (%)

62
58
54
51
50
50
50
55
61
66
69
74
78
81
84
89
89
87
87
89
89

Pressure (mb)

1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014

Ozone (du)

360
360
359
359
360
360
361
360
359
358
360
362
363
365
366
367
368
369
369
371
372

Forecast for Newport Pagnell, Milton Keynes, United Kingdom (52.08,-0.73)

Generated: 31/05/26 10:29:01. Forecast: 31/05/26 to 06/06/26. Timezone: UTC+1.00