Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 7

Waning Gibbous 86%

18:22

11:00

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

Sun - Rise: 07:57, Set: 15:52, Transit: 11:54. Moon - Rise: 18:22, Set: 11:00. Civil Dark: 16:32 - 07:17. Nautical Dark: 17:15 - 06:34. Astro Dark: 17:56 - 05:52

Total Clouds (% Sky Obscured)

21
39
53
63
100
100
100
100
100
100
99
100
92
98
91
44
54
56
63
66
70
97
100
100

Low Clouds (% Sky Obscured)

21
39
53
63
73
81
89
97
77
100
93
100
80
95
65
44
54
55
61
65
65
53
55
58

Medium Clouds (% Sky Obscured)

21
39
53
63
62
82
100
100
100
100
96
90
19
0
16
0
0
0
0
0
0
6
48
71

High Clouds (% Sky Obscured)

21
39
53
63
100
100
100
100
100
100
73
70
60
67
88
5
0
0
2
9
64
95
99
100

ISS Passover

Visibility (miles)

9
9
9
4
1
4
0
0
8
4
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
Very Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
5
12
28
11
13
36
65
95
75
48
21
10
4
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0.8
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
5
4
4
8
10
12
11
14
14
16
17
16
19
19
18
17
16
16
14
14
14
14
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
94
96
98
98
96
98
96
96
96
93
95
92
87
82
84
88
88
83
83
88
88
90
90

Pressure (mb)

1002
1002
1002
1002
1001
1001
1000
999
998
997
997
997
997
998
999
1001
1002
1003
1004
1005
1006
1006
1006
1006

Ozone (du)

280
285
286
287
287
287
285
285
285
282
284
286
287
287
289
292
294
299
298
297
297
298
301
302

Monday 8

Waning Gibbous 77%

19:52

11:29

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 07:58, Set: 15:51, Transit: 11:55. Moon - Rise: 19:52, Set: 11:29. Civil Dark: 16:32 - 07:18. Nautical Dark: 17:15 - 06:35. Astro Dark: 17:56 - 05:53

Total Clouds (% Sky Obscured)

100
100
100
100
99
100
100
100
100
89
89
100
100
100
100
100
100
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

60
55
82
58
60
65
70
59
58
58
72
61
63
55
61
73
58
55
79
83
76
66
93
77

Medium Clouds (% Sky Obscured)

2
13
13
87
98
100
100
100
88
79
52
2
21
40
50
100
94
81
92
100
94
99
96
99

High Clouds (% Sky Obscured)

100
100
100
100
60
60
100
100
100
59
76
100
100
100
100
100
100
100
100
100
100
96
100
57

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
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
Very Light Rain
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
None
None
Very Light Rain

Precipitation Probability (%)

0
4
5
8
13
29
51
61
65
27
7
23
7
1
1
0
0
2
45
56
64
57
49
61

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
8
9
8
8
9
9
9
10
10
10
10
9
9
9
9
9
10
9
10
10
10
10
9

Relative Humidity (%)

90
88
91
87
84
84
84
84
84
86
89
92
88
90
91
90
88
93
91
95
93
89
86
83

Pressure (mb)

1006
1006
1006
1007
1007
1008
1008
1008
1008
1009
1009
1009
1009
1010
1010
1010
1010
1010
1010
1009
1008
1008
1007
1006

Ozone (du)

305
309
313
317
320
324
327
329
333
334
332
328
328
330
327
323
320
319
316
311
307
298
293
291

Tuesday 9

Waning Gibbous 67%

21:18

11:49

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 07:59, Set: 15:51, Transit: 11:55. Moon - Rise: 21:18, Set: 11:49. Civil Dark: 16:32 - 07:19. Nautical Dark: 17:15 - 06:35. Astro Dark: 17:56 - 05:54

Total Clouds (% Sky Obscured)

100
100
99
100
97
94
98
100
100
95
87
89
91
80
92
100
93
93
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

70
74
92
100
84
90
84
100
100
90
76
71
73
67
65
43
15
24
13
8
5
4
14
22

Medium Clouds (% Sky Obscured)

100
99
73
94
83
31
90
72
98
61
75
85
73
80
91
97
83
92
100
100
100
88
100
55

High Clouds (% Sky Obscured)

100
95
57
100
62
41
67
63
53
39
37
2
44
44
4
58
31
28
71
79
89
100
79
58

ISS Passover

Visibility (miles)

9
9
9
9
9
9
7
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

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

Precipitation Probability (%)

85
65
42
34
44
47
38
22
7
19
25
20
11
25
23
7
5
1
1
0
0
0
0
0

Precipitation Amount (mm)

0.5
0.3
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)

20
21
22
22
22
22
23
24
23
22
22
20
18
15
11
10
10
8
8
8
8
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
81
83
83
86
87
87
86
86
87
90
90
90
93
92
87
90
91
91
90
91
90
93
93

Pressure (mb)

1005
1004
1004
1003
1003
1002
1002
1001
1001
1001
1002
1002
1003
1004
1005
1006
1007
1007
1008
1008
1009
1009
1010
1010

Ozone (du)

293
294
291
292
291
290
289
288
286
283
282
283
283
286
287
287
287
289
291
290
290
291
291
291

Wednesday 10

Waning Gibbous 64%

22:38

12:03

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

Sun - Rise: 08:00, Set: 15:51, Transit: 11:56. Moon - Rise: 22:38, Set: 12:03. Civil Dark: 16:31 - 07:20. Nautical Dark: 17:15 - 06:36. Astro Dark: 17:56 - 05:55

Total Clouds (% Sky Obscured)

100
95
100
100
73
81
45
44
43
58
14
7
0
4
9
19
19
19
21
26
29
32
22
12

Low Clouds (% Sky Obscured)

44
46
60
60
45
47
45
44
43
58
14
7
0
4
9
18
18
16
16
19
24
29
22
12

Medium Clouds (% Sky Obscured)

60
62
66
60
46
31
17
11
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

32
41
67
100
60
39
0
0
0
0
0
0
0
0
0
4
2
2
2
1
0
0
0
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 (%)

0
0
0
0
0
0
0
5
11
9
8
3
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)

9
10
10
11
10
11
12
14
13
13
12
10
9
7
7
6
6
5
5
5
4
4
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
90
88
82
80
84
84
85
85
85
81
82
88
90
93
94
94
94
96
94
94
94
96
94

Pressure (mb)

1011
1011
1012
1013
1014
1015
1016
1016
1017
1017
1018
1019
1021
1021
1022
1023
1024
1024
1025
1025
1025
1025
1025
1024

Ozone (du)

292
293
294
296
298
299
301
302
302
308
313
308
309
308
308
311
309
309
303
301
300
302
304
306

Thursday 11

Third Quarter 57%

23:54

12:15

05 Good
06 Good
07 Good
08 Good
09 OK
10 OK
11 OK
12 OK
13 OK
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

Sun - Rise: 08:01, Set: 15:51, Transit: 11:56. Moon - Rise: 23:54, Set: 12:15. Civil Dark: 16:31 - 07:21. Nautical Dark: 17:15 - 06:37. Astro Dark: 17:56 - 05:56

Total Clouds (% Sky Obscured)

1
1
0
0
9
19
31
39
43
71
73
69
69
94
97
100
100
100
100
96
93
89
93
96

Low Clouds (% Sky Obscured)

0
0
0
0
9
19
31
38
43
53
51
52
50
83
86
88
77
67
56
37
19
4
16
28

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
3
4
4
3
4
20
44
65
77
88
100
96
93
89
85
76

High Clouds (% Sky Obscured)

1
1
0
0
0
0
0
0
0
24
25
25
25
60
82
100
100
100
100
73
46
17
43
66

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
9
15
22
25
22

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
6
6
6
7
8
8
8
8
8
7
7
7
6
6
5
5
5
5
5
5
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
2
1
1
2
3
5
6
7
7
5
5
4
3
4
4
4
4
3
3
3
3
2
2

Dew Point (°C)

3
2
2
2
2
3
4
5
5
6
7
6
6
5
6
5
5
5
4
5
5
5
5
5

Relative Humidity (%)

96
94
93
94
93
89
87
85
84
88
93
94
96
94
93
90
88
88
88
90
91
91
91
91

Pressure (mb)

1024
1024
1024
1024
1024
1023
1023
1022
1021
1020
1020
1019
1019
1018
1020
1020
1020
1019
1019
1018
1018
1017
1017
1017

Ozone (du)

307
309
312
313
313
312
312
312
314
311
312
309
309
305
303
300
297
298
299
300
300
300
300
300

Friday 12

Waning Crescent 46%

01:08

12:25

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 08:02, Set: 15:51, Transit: 11:57. Moon - Rise: 01:08, Set: 12:25. Civil Dark: 16:31 - 07:22. Nautical Dark: 17:15 - 06:38. Astro Dark: 17:56 - 05:57

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
98
97
96

Low Clouds (% Sky Obscured)

36
24
16
8
17
25
34
51
66
85
75
65
56
66
76
86
81
81
78
80
81
83
86
91

Medium Clouds (% Sky Obscured)

54
52
50
56
55
54
56
63
66
73
83
89
96
93
87
83
66
52
38
41
41
46
46
40

High Clouds (% Sky Obscured)

88
93
97
100
100
100
100
100
100
100
100
100
100
100
99
99
99
100
100
94
87
81
55
29

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
6
4
6
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
None
None
None
None
None
None
None

Precipitation Probability (%)

9
12
9
2
7
5
1
4
6
0
2
3
0
3
6
17
24
26
22
22
15
5
5
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)

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

Chance of Frost

Temperature (°C)

6
7
7
7
7
7
8
8
9
9
9
8
8
7
7
7
7
7
8
8
8
8
8
8

Feels Like (°C)

2
2
4
4
4
4
3
4
6
5
4
5
4
5
3
4
4
4
4
4
5
6
7
7

Dew Point (°C)

5
5
5
5
5
6
6
7
6
6
6
6
6
6
6
7
7
7
7
8
8
7
7
7

Relative Humidity (%)

90
87
88
90
90
90
88
88
85
85
82
85
88
93
94
96
96
96
96
98
96
93
91
91

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

299
298
299
300
301
301
301
301
303
304
306
307
308
309
308
308
307
307
306
306
305
305
304
305

Saturday 13

Waning Crescent 36%

02:20

12:34

Sun - Rise: 08:03, Set: 15:51, Transit: 11:57. Moon - Rise: 02:20, Set: 12:34. Civil Dark: 16:32 - 07:23. Nautical Dark: 17:15 - 06:39. Astro Dark: 17:56 - 05:58

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 Loughton, Milton Keynes, United Kingdom (52.03,-0.77)

Generated: 07/12/25 05:39:22. Forecast: 07/12/25 to 13/12/25. Timezone: UTC+0.00