Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 4

Waning Gibbous 88%

00:20

07:57

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 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
22 Bad
23 Bad

Sun - Rise: 04:52, Set: 21:18, Transit: 13:05. Moon - Rise: 00:20, Set: 07:57. Civil Dark: 22:04 - 04:06. Nautical Dark: 23:14 - 02:56. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
88
83
86
100
85
87
100
67
100
98
100
95
84
87
77
49
70
62
59
53
36
50
61

Low Clouds (% Sky Obscured)

76
63
72
69
79
72
70
68
62
57
75
60
43
68
67
53
49
50
58
58
52
35
50
61

Medium Clouds (% Sky Obscured)

33
28
29
36
75
49
36
29
16
100
92
98
63
60
60
41
1
35
13
8
4
2
3
3

High Clouds (% Sky Obscured)

0
0
0
2
0
0
12
43
0
60
59
94
35
46
24
65
4
60
62
59
42
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
6
9
9
9
6
5
6
7
7
7
5
9
8
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
Very Light Rain
None
None
None
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

14
11
18
8
32
54
51
33
45
69
92
75
61
64
53
44
50
48
40
14
4
0
0
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
11
11
10
10
10
11
10
11
11
11
11
11
12
11
12
11
11
12
12
11
10
10
10

Relative Humidity (%)

92
92
90
89
88
87
93
90
89
86
84
89
89
80
73
82
73
75
82
84
83
86
87
90

Pressure (mb)

997
996
996
995
995
995
995
995
995
995
995
996
996
997
998
998
999
1000
1001
1001
1002
1003
1004
1005

Ozone (du)

401
402
405
407
406
404
405
406
405
403
400
400
401
401
402
401
399
399
398
397
398
397
396
395

Friday 5

Waning Gibbous 81%

00:43

09:11

00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 OK
06 Bad
07 Bad
08 Bad
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

Sun - Rise: 04:51, Set: 21:19, Transit: 13:05. Moon - Rise: 00:43, Set: 09:11. Civil Dark: 22:05 - 04:05. Nautical Dark: 23:15 - 02:55. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

58
61
55
53
64
38
94
100
100
100
74
93
95
78
90
87
95
31
99
87
100
100
100
100

Low Clouds (% Sky Obscured)

58
57
51
22
0
0
0
6
32
33
58
53
36
28
7
53
84
26
56
28
0
0
0
36

Medium Clouds (% Sky Obscured)

3
5
3
23
38
18
2
56
62
64
31
53
52
35
42
40
32
4
0
0
14
61
99
100

High Clouds (% Sky Obscured)

0
0
0
0
4
9
68
72
90
98
28
45
29
3
30
15
7
13
96
75
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 (%)

0
1
2
9
0
0
0
0
0
1
3
17
5
1
14
10
28
29
22
6
0
0
6
24

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
73
87
90
93
95
93
85
75
66
62
59
58
58
63
61
61
66
76
73
75
77
83
76

Pressure (mb)

1006
1006
1007
1008
1008
1009
1010
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1010

Ozone (du)

388
386
384
378
377
375
374
373
370
368
370
375
378
373
368
367
366
365
366
367
367
367
369
372

Saturday 6

Waning Gibbous 72%

01:01

10:27

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 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 04:51, Set: 21:20, Transit: 13:05. Moon - Rise: 01:01, Set: 10:27. Civil Dark: 22:06 - 04:04. Nautical Dark: 23:17 - 02:54. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
97
98
100
97
98
100
100
100
100
90
99
96
99
100
87
87
89
86
84
78

Low Clouds (% Sky Obscured)

76
85
71
79
84
78
81
87
94
100
100
100
95
86
98
77
80
71
73
75
78
75
75
67

Medium Clouds (% Sky Obscured)

100
98
99
100
97
98
98
97
88
72
97
30
83
6
29
34
33
31
25
27
24
16
11
7

High Clouds (% Sky Obscured)

100
100
88
97
62
1
98
51
54
52
100
100
100
0
0
8
0
1
0
0
1
1
2
2

ISS Passover

Visibility (miles)

9
9
9
9
6
9
9
9
9
9
8
9
9
9
6
9
7
4
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
Light Rain
Very Light Rain
None
None
Light Rain
None
None
Light Rain
None
None
None
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

35
36
47
66
57
46
70
86
61
67
65
35
26
40
54
57
59
54
13
10
8
9
8
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
11
12
11
10
11
14
16
16
18
16
14
13
10
8
5
6
10
14
13
14
15
16
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
6
7
7
8
8
7
7
7
6
7
8
8
11
13
16
16
14
11
11
10
9
8
8

Dew Point (°C)

7
7
7
8
9
10
10
11
11
11
11
12
12
13
14
15
14
15
16
15
13
12
11
10

Relative Humidity (%)

77
77
78
83
91
93
88
93
96
96
96
96
96
96
92
88
81
86
96
95
92
89
86
81

Pressure (mb)

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

Ozone (du)

375
373
374
375
377
379
378
379
382
385
387
402
401
404
400
395
398
398
394
387
382
382
381
378

Sunday 7

Waning Gibbous 62%

01:15

11:42

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 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 04:50, Set: 21:21, Transit: 13:06. Moon - Rise: 01:15, Set: 11:42. Civil Dark: 22:07 - 04:04. Nautical Dark: 23:19 - 02:52. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

68
72
81
84
90
95
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

58
40
38
35
46
55
64
64
62
59
57
58
59
58
70
63
60
43
39
40
41
45
43
53

Medium Clouds (% Sky Obscured)

1
12
19
29
37
41
47
45
75
69
73
91
61
59
87
90
92
94
97
95
95
94
93
88

High Clouds (% Sky Obscured)

6
25
40
53
69
85
100
100
100
100
98
96
94
96
98
100
100
100
100
100
100
100
95
97

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
9
9
5
10
10
1
3
3
3
14
16
16
28
31
19
22
16
2
4
4

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
72
85
90
95
96
95
90
83
79
73
72
71
76
72
73
68
73
77
78
82
83
86
93

Pressure (mb)

1014
1015
1016
1016
1017
1017
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1019
1018

Ozone (du)

375
372
370
370
369
368
367
364
363
362
359
359
359
361
362
362
363
363
362
363
364
365
365
365

Monday 8

Third Quarter 52%

01:27

12:58

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 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 04:50, Set: 21:22, Transit: 13:06. Moon - Rise: 01:27, Set: 12:58. Civil Dark: 22:08 - 04:03. Nautical Dark: 23:20 - 02:51. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
96
100
95
96
100
100
100
100
100
100
100
100
100
74
49

Low Clouds (% Sky Obscured)

61
67
74
75
73
72
73
69
68
66
65
64
63
61
59
55
61
64
66
60
53
46
33
19

Medium Clouds (% Sky Obscured)

86
89
95
100
100
100
100
99
62
61
62
59
60
54
56
67
78
89
100
100
100
100
74
49

High Clouds (% Sky Obscured)

100
100
100
73
76
100
72
67
65
75
80
80
81
84
92
100
99
97
95
96
98
100
74
47

ISS Passover

Visibility (miles)

9
9
9
4
1
0
0
5
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None

Precipitation Probability (%)

6
26
56
86
86
86
77
71
53
49
55
64
78
95
95
95
95
95
95
92
85
78
64
46

Precipitation Amount (mm)

0
0
0.2
0.6
0.5
0.6
0.4
0.4
0
0
0
0.3
0.5
1.3
1
0.9
0.8
0.7
0.6
0.5
0.4
0.4
0.3
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
93
96
96
98
98
95
93
89
74
64
57
54
56
59
61
64
68
71
73
76
80
83

Pressure (mb)

1018
1018
1017
1017
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1015
1015

Ozone (du)

364
366
371
381
389
389
393
406
408
407
399
394
390
389
389
389
389
390
392
393
397
400
404
405

Tuesday 9

Waning Crescent 41%

01:38

14:17

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

Sun - Rise: 04:50, Set: 21:22, Transit: 13:06. Moon - Rise: 01:38, Set: 14:17. Civil Dark: 22:09 - 04:03. Nautical Dark: 23:22 - 02:50. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

14
13
11
10
19
30
39
42
44
46
42
40
43
42
40
38
36
27
24
20
21
17
18
24

Low Clouds (% Sky Obscured)

6
4
2
1
12
24
35
42
44
46
42
39
35
34
31
27
20
12
5
5
4
4
11
19

Medium Clouds (% Sky Obscured)

14
13
11
10
19
10
0
0
0
0
2
4
6
12
18
20
35
27
24
20
21
17
18
24

High Clouds (% Sky Obscured)

14
10
3
0
0
0
0
0
0
0
0
0
1
1
1
0
4
7
24
20
21
17
18
24

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 (%)

17
10
3
0
0
0
0
0
0
0
1
3
2
5
7
6
17
23
25
24
22
17
17
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)

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

Chance of Frost

Temperature (°C)

10
9
8
8
7
8
9
9
10
12
13
14
15
15
15
16
16
15
15
14
13
12
11
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
90
93
95
96
93
91
88
78
70
63
60
57
55
54
54
54
61
70
80
83
86
88
88

Pressure (mb)

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

Ozone (du)

406
406
407
408
410
410
411
412
404
396
388
383
378
373
369
366
363
359
355
351
351
351
350
352

Wednesday 10

Waning Crescent 30%

01:50

15:39

Sun - Rise: 04:49, Set: 21:23, Transit: 13:06. Moon - Rise: 01:50, Set: 15:39. Civil Dark: 22:10 - 04:02. Nautical Dark: 23:23 - 02:49. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Stratton Saint Margaret, Swindon, United Kingdom (51.57,-1.76)

Generated: 04/06/26 00:46:02. Forecast: 04/06/26 to 10/06/26. Timezone: UTC+1.00