Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 28

Waxing Gibbous 95%

18:39

03:18

09 Bad
10 OK
11 Bad
12 OK
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 OK
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 04:50, Set: 21:09, Transit: 13:00. Moon - Rise: 18:39, Set: 03:18. Civil Dark: 21:54 - 04:04. Nautical Dark: 23:02 - 02:55. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

48
30
66
26
99
100
100
100
100
100
100
100
99
92
94
77
46
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
23
30
0
0
0
0
0
0
0
0
0
0
0
0
0
4
6
0
0
29

Medium Clouds (% Sky Obscured)

3
0
0
0
42
88
70
92
77
17
100
99
65
33
74
20
14
5
35
14
13
24
58
62

High Clouds (% Sky Obscured)

32
30
25
26
99
100
100
94
100
100
99
99
90
79
46
47
46
100
100
100
100
100
100
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
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
1
0
0
0
0
0
0
18
5
0
0
4
2
2
0
0
0
0
0
31
25
12

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

Chance of Frost

Temperature (°C)

18
21
24
26
28
29
29
29
28
27
25
24
22
22
21
20
19
18
16
15
15
15
16
17

Feels Like (°C)

18
21
24
26
28
28
29
29
27
27
26
24
22
21
21
20
19
16
15
14
14
14
15
15

Dew Point (°C)

16
18
19
19
20
20
22
22
21
21
21
20
19
18
18
17
17
16
15
15
14
14
13
13

Relative Humidity (%)

88
80
73
66
61
60
63
66
67
70
76
82
81
79
80
80
85
89
95
95
95
92
83
78

Pressure (mb)

1021
1021
1021
1020
1020
1020
1019
1019
1019
1019
1020
1020
1019
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1022

Ozone (du)

337
338
338
338
337
336
333
332
331
328
326
327
329
335
335
335
333
330
328
328
328
328
326
324

Friday 29

Waxing Gibbous 98%

19:53

03:39

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

Sun - Rise: 04:49, Set: 21:10, Transit: 13:00. Moon - Rise: 19:53, Set: 03:39. Civil Dark: 21:56 - 04:03. Nautical Dark: 23:05 - 02:53. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
93
63
45
33
42
9
4
0
0
4
1
1
50
42
58
51
100
83
87

Low Clouds (% Sky Obscured)

41
24
25
28
33
35
32
24
19
24
4
0
0
0
4
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

100
100
100
100
100
79
44
15
11
15
1
3
0
0
0
0
0
24
16
17
19
17
21
23

High Clouds (% Sky Obscured)

100
100
100
100
100
58
60
45
33
42
9
0
0
0
2
1
1
32
42
56
51
100
78
81

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 (%)

16
27
9
3
1
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)

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

Chance of Frost

Temperature (°C)

18
19
20
22
22
22
23
24
24
24
23
22
20
18
17
15
14
14
13
12
11
11
13
16

Feels Like (°C)

17
18
19
20
21
20
21
22
22
23
22
22
21
19
17
16
15
14
12
11
10
10
12
15

Dew Point (°C)

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

Relative Humidity (%)

74
72
71
69
69
69
65
61
60
64
72
78
78
82
87
82
78
78
79
79
83
84
79
75

Pressure (mb)

1022
1022
1022
1023
1022
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022

Ozone (du)

324
323
323
324
324
325
327
330
330
333
337
339
340
339
336
336
335
335
334
334
334
336
334
336

Saturday 30

Waxing Gibbous 100%

21:05

04:06

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

Sun - Rise: 04:48, Set: 21:11, Transit: 13:00. Moon - Rise: 21:05, Set: 04:06. Civil Dark: 21:57 - 04:02. Nautical Dark: 23:07 - 02:52. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

69
50
100
100
53
86
94
100
100
100
100
72
44
100
86
65
45
60
64
86
51
67
87
95

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
38
46
31
32
31
32
44

Medium Clouds (% Sky Obscured)

20
16
26
36
34
83
56
59
26
91
96
52
44
28
24
23
15
20
22
16
0
0
15
34

High Clouds (% Sky Obscured)

63
50
100
100
10
28
62
93
100
100
100
33
32
100
66
0
0
0
0
55
22
37
79
89

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
1
0
0
0
0
0
1
9
3
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)

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

Chance of Frost

Temperature (°C)

18
20
22
23
24
25
24
24
24
23
22
21
19
17
16
15
14
13
13
12
12
12
14
15

Feels Like (°C)

17
20
22
22
23
25
23
23
22
23
22
21
18
16
14
14
14
13
13
12
11
12
14
13

Dew Point (°C)

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

Relative Humidity (%)

72
67
63
60
58
55
55
56
58
62
73
76
84
86
90
90
90
93
95
95
93
90
82
76

Pressure (mb)

1022
1022
1021
1020
1020
1019
1019
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1017

Ozone (du)

337
337
337
336
336
336
337
337
337
339
342
347
354
358
362
367
371
372
374
366
356
353
351
349

Sunday 31

Full Moon 99%

22:11

04:44

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

100
99
98
97
92
85
84
80
67
55
49
24
17
24
33
52
63
58
59
84
91
99
99
100

Low Clouds (% Sky Obscured)

34
35
38
41
50
59
59
57
51
47
45
24
17
24
13
0
14
27
38
41
45
54
47
68

Medium Clouds (% Sky Obscured)

53
64
95
95
88
47
37
31
25
19
14
8
2
4
7
10
14
19
22
33
39
47
84
63

High Clouds (% Sky Obscured)

100
73
47
15
0
0
0
0
0
0
0
1
1
24
33
52
45
28
16
65
74
89
92
95

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
11
8
2
16
22
20
4
1
0
0
0
0
0
0
0
0
1
1
7
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)

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

Chance of Frost

Temperature (°C)

16
17
18
18
19
20
19
19
19
20
19
17
16
15
14
13
12
12
11
11
11
12
13
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
70
63
62
58
58
63
71
72
72
76
79
85
90
93
96
96
96
98
98
98
95
92
84

Pressure (mb)

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

Ozone (du)

347
343
342
344
350
350
350
346
342
339
338
339
338
337
335
336
337
337
336
334
334
333
333
333

Monday 1

Waning Gibbous 97%

23:06

05:35

09 Bad
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

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)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
97
94
90
82
79
75
73
71

Low Clouds (% Sky Obscured)

66
56
65
67
70
73
77
81
83
86
86
85
85
88
89
92
86
81
75
75
75
75
73
71

Medium Clouds (% Sky Obscured)

41
33
66
93
97
97
100
96
100
100
98
97
95
97
98
81
70
67
68
57
43
29
21
12

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
74
48
27
28
34
35
33
20

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
3
6
4
4
4
4
9
4
0
3
6
8
9
9
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

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

Precipitation Probability (%)

0
20
36
52
53
43
52
85
95
95
95
77
45
55
56
74
95
83
55
39
35
30
32
33

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.4
0.7
0.8
0.7
0.4
0
0
0
0.5
0.9
0.6
0.3
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
73
72
73
79
79
85
79
89
96
96
98
98
96
96
98
98
96
96
96
96
96
95
89

Pressure (mb)

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

Ozone (du)

331
331
332
334
335
335
338
340
339
342
344
346
349
354
358
363
364
367
370
374
378
383
388
391

Tuesday 2

Waning Gibbous 93%

23:49

06:39

09 Bad
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 OK
01 Bad
02 OK
03 OK
04 Bad
05 Bad
06 Bad
07 Bad
08 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)

69
79
87
98
98
99
99
93
79
70
71
75
72
56
42
34
40
41
42
45
48
58
68
78

Low Clouds (% Sky Obscured)

69
67
65
64
64
64
64
63
62
60
59
53
48
48
42
34
40
41
42
45
48
56
54
54

Medium Clouds (% Sky Obscured)

1
10
19
28
41
55
73
63
52
38
31
25
21
13
9
10
11
17
19
23
27
31
42
51

High Clouds (% Sky Obscured)

0
15
33
50
58
73
82
64
43
20
14
7
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

40
51
61
72
82
94
95
92
81
73
63
51
47
39
26
7
6
3
0
0
0
0
22
32

Precipitation Amount (mm)

0
0.2
0.3
0.4
0.4
0.6
0.7
0.5
0.4
0.3
0.3
0
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
81
81
82
82
83
83
85
86
86
89
92
92
95
96
96
96
96
96
96
95
95
93
87

Pressure (mb)

1003
1003
1003
1003
1003
1003
1002
1002
1003
1003
1003
1003
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004

Ozone (du)

395
399
399
400
400
399
398
396
390
384
377
374
370
366
363
359
355
353
351
350
350
350
350
350

Wednesday 3

Waning Gibbous 88%

00:19

07:50

09 Bad
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 OK
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 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)

85
91
96
100
94
88
81
78
75
69
58
49
40
40
36
35
47
48
58
71
85
93

Low Clouds (% Sky Obscured)

52
58
64
68
64
64
63
57
52
46
46
46
40
30
14
0
19
37
55
62
69
81

Medium Clouds (% Sky Obscured)

62
64
62
63
56
49
45
36
24
13
9
4
0
2
5
8
11
17
25
38
44
43

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
16
32
58
49
39
32

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

42
50
67
89
91
84
75
66
57
44
39
29
13
13
9
0
1
1
1
12
17
20

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
79
84
89
95
95
93
92
83
76
70
74
76
81
84
88
93
87
81
77
80
81

Pressure (mb)

1003
1003
1003
1002
1002
1002
1001
1001
1001
1001
1001
1001
1002
1002
1002
1002
1002
1001
1001
1001
1000
1000

Ozone (du)

349
349
349
349
349
351
353
356
364
372
379
380
381
382
386
390
394
391
388
385
385
385

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

Generated: 28/05/26 08:56:22. Forecast: 28/05/26 to 03/06/26. Timezone: UTC+1.00