Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 5

Waning Gibbous 98%

15:43

10:14

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: 07:56, Set: 15:52, Transit: 11:54. Moon - Rise: 15:43, Set: 10:14. Civil Dark: 16:32 - 07:16. Nautical Dark: 17:16 - 06:32. Astro Dark: 17:56 - 05:52

Total Clouds (% Sky Obscured)

100
100
98
98
100
100
88
89
97
87
66
100
100
100
99
100
92
99
100
100
100
100
81
77

Low Clouds (% Sky Obscured)

46
72
85
90
100
100
73
77
74
71
66
64
62
67
56
59
59
56
56
60
69
72
65
64

Medium Clouds (% Sky Obscured)

100
100
75
98
90
28
34
28
43
72
14
100
100
100
96
92
69
30
61
90
53
100
77
67

High Clouds (% Sky Obscured)

76
100
1
50
50
0
0
0
40
3
8
100
100
100
97
100
88
69
100
74
99
100
55
27

ISS Passover

Visibility (miles)

9
9
7
3
1
8
8
9
9
9
9
9
9
9
4
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
Very Light Rain
None
None
None
None
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

17
84
95
95
95
76
51
48
60
41
13
21
23
64
95
28
12
6
19
21
24
20
22
27

Precipitation Amount (mm)

0
0.4
0.5
2.3
1.8
0.4
0.2
0
0.2
0
0
0
0
0.4
0.8
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

18
20
20
23
24
23
17
18
16
16
15
16
16
17
17
19
19
19
18
19
19
20
19
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
0
-1
-1
-2
-1
3
3
4
4
4
4
3
3
3
2
3
2
3
3
4
4
4
5

Dew Point (°C)

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

Relative Humidity (%)

78
77
82
87
91
90
88
85
82
84
87
84
85
82
88
85
85
84
84
87
85
80
81
81

Pressure (mb)

1001
1000
998
996
995
994
993
992
992
992
992
992
992
992
992
992
992
993
993
994
994
995
995
996

Ozone (du)

296
292
294
292
292
296
297
297
295
295
296
293
292
293
292
289
287
284
283
282
281
282
284
285

Saturday 6

Waning Gibbous 93%

16:56

11:00

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: 07:57, Set: 15:52, Transit: 11:54. Moon - Rise: 16:56, 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)

76
63
63
83
100
100
100
100
89
75
100
100
96
96
99
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

63
63
61
51
76
41
36
46
50
42
47
61
53
52
51
95
84
67
91
100
99
74
89
92

Medium Clouds (% Sky Obscured)

14
3
3
0
8
7
13
14
15
13
22
81
86
92
98
90
100
97
100
100
100
97
100
99

High Clouds (% Sky Obscured)

2
0
0
23
45
48
100
91
82
69
100
100
84
52
81
100
86
99
94
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
8
5
3
2
5
5
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

23
20
5
1
12
3
0
2
0
0
0
0
0
2
10
37
93
81
95
95
88
95
95
86

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.7
0.4
0.6
0.7
0.4
0.8
0.8
0.4

Wind Speed/Direction (mph)

20
20
19
18
17
17
16
15
14
13
11
11
9
9
7
7
8
8
10
12
14
14
12
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
81
83
84
85
84
85
87
87
88
85
88
93
93
93
93
95
96
98
96
96
95
96
95

Pressure (mb)

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

Ozone (du)

284
285
287
285
286
290
290
289
289
289
288
287
286
285
286
287
287
286
285
283
283
284
286
291

Sunday 7

Waning Gibbous 86%

18:22

11:29

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: 07:58, Set: 15:52, Transit: 11:55. Moon - Rise: 18:22, 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)

99
97
100
100
95
81
96
75
64
59
70
71
74
74
71
78
88
94
96
98
100
100
100
100

Low Clouds (% Sky Obscured)

86
91
92
98
70
69
66
73
63
52
50
66
65
60
59
55
70
71
46
55
61
58
47
50

Medium Clouds (% Sky Obscured)

98
64
71
72
28
10
0
0
0
1
12
0
0
3
3
6
12
16
25
41
63
82
61
87

High Clouds (% Sky Obscured)

68
71
54
65
36
6
63
0
1
0
3
50
45
40
40
49
61
74
83
91
100
73
44
16

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

Light Rain
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 (%)

68
44
32
9
23
5
0
0
1
0
0
0
0
0
0
0
0
0
0
1
5
5
7
23

Precipitation Amount (mm)

0.4
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)

17
17
19
19
19
21
21
19
17
16
15
14
13
14
14
14
14
14
14
15
15
16
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
92
92
92
80
77
79
83
85
83
87
87
90
88
87
95
88
83
87
86
83
86
84

Pressure (mb)

997
997
997
997
998
999
1000
1001
1002
1003
1004
1005
1005
1005
1005
1006
1006
1007
1007
1008
1008
1008
1008
1008

Ozone (du)

292
291
292
295
301
304
308
313
315
312
311
309
305
308
310
317
318
323
326
328
334
342
341
337

Monday 8

Waning Gibbous 77%

19:52

11:49

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: 07:59, Set: 15:51, Transit: 11:55. Moon - Rise: 19:52, 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
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
96
94

Low Clouds (% Sky Obscured)

59
56
54
55
56
58
58
56
56
59
64
71
76
82
86
87
87
88
88
88
89
88
87
86

Medium Clouds (% Sky Obscured)

52
61
69
80
90
100
100
100
100
99
98
97
98
71
83
99
98
98
99
91
100
91
82
70

High Clouds (% Sky Obscured)

44
72
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
85
69
51

ISS Passover

Visibility (miles)

9
9
9
9
9
3
3
3
2
5
2
9
9
9
9
9
8
5
3
9
9
7
3
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
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
Very Light Rain

Precipitation Probability (%)

27
15
16
20
59
57
64
84
79
95
95
95
95
95
95
95
95
95
95
85
81
81
66
55

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
12
12
11
11
12
12
12
12
12
12
12
12
12
13
13
13
13
13
13
13
13
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
90
93
93
93
95
93
95
95
93
93
92
90
92
93
92
93
93
95
95
93
93
93
93

Pressure (mb)

1008
1009
1009
1009
1009
1009
1009
1008
1007
1007
1005
1005
1004
1003
1002
1002
1001
1001
1001
1001
1001
1001
1000
1000

Ozone (du)

334
332
331
333
334
332
328
323
320
316
316
310
307
302
299
296
295
291
289
287
286
285
284
283

Tuesday 9

Waning Gibbous 67%

21:18

12:03

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: 08:00, Set: 15:51, Transit: 11:56. Moon - Rise: 21:18, Set: 12:03. Civil Dark: 16:32 - 07:20. Nautical Dark: 17:15 - 06:36. Astro Dark: 17:56 - 05:55

Total Clouds (% Sky Obscured)

96
97
99
95
92
91
92
93
94
97
98
100
85
70
55
52
49
46
53
61
67
61
56
49

Low Clouds (% Sky Obscured)

91
95
99
91
82
74
68
59
52
49
46
44
46
48
50
49
47
46
53
59
66
61
56
49

Medium Clouds (% Sky Obscured)

67
57
50
49
54
68
73
79
86
87
88
89
75
58
41
46
49
46
52
50
49
35
23
11

High Clouds (% Sky Obscured)

38
21
17
11
5
6
26
27
28
52
75
97
72
49
25
41
49
46
49
39
33
22
9
0

ISS Passover

Visibility (miles)

3
4
3
4
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

Light Rain
Very 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

Precipitation Probability (%)

71
56
55
36
23
13
23
23
7
6
1
0
0
0
0
0
0
0
0
0
0
2
3
1

Precipitation Amount (mm)

0.4
0.2
0.3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
96
95
95
92
92
92
92
93
93
93
93
93
93
93
91
91
91
91
88
87
85
85
85

Pressure (mb)

1000
1000
1000
1000
1000
1001
1002
1003
1004
1004
1005
1005
1006
1006
1007
1007
1008
1008
1009
1009
1010
1010
1010
1010

Ozone (du)

281
280
279
278
278
279
281
282
287
288
289
289
290
291
292
293
296
299
302
306
310
314
319
325

Wednesday 10

Waning Gibbous 57%

22:38

12:15

15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 OK
23 OK
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: 08:01, Set: 15:51, Transit: 11:56. Moon - Rise: 22:38, 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)

53
52
55
51
49
42
37
32
30
46
58
69
67
66
62
67
70
74
72
71
71
71
71
71

Low Clouds (% Sky Obscured)

52
52
54
51
49
42
37
32
30
46
58
63
55
47
39
46
55
58
59
60
64
70
70
70

Medium Clouds (% Sky Obscured)

13
15
21
17
10
1
2
3
4
17
25
34
31
29
27
22
19
14
26
41
55
57
58
50

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
10
19
29
28
40
51
54
61
70
60
50
45

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 (%)

7
7
9
14
12
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3

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

Chance of Frost

Temperature (°C)

10
10
9
9
9
8
8
8
8
7
7
7
7
7
7
7
7
8
8
9
10
10
10
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
87
90
91
91
91
90
91
93
94
93
93
94
94
94
93
94
94
95
91
90
88
88
88

Pressure (mb)

1011
1011
1012
1013
1013
1014
1015
1016
1016
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1017
1017
1017
1016
1015

Ozone (du)

331
331
332
333
330
327
323
320
316
312
311
309
308
307
306
305
304
303
302
302
302
302
302
302

Thursday 11

Third Quarter 46%

23:54

12:25

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

Sun - Rise: 08:02, Set: 15:51, Transit: 11:57. Moon - Rise: 23:54, 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)

73
74
77
81
83
86
81
80
77
81
91
94
93
91
81

Low Clouds (% Sky Obscured)

71
73
74
77
80
83
74
64
55
61
67
73
73
72
77

Medium Clouds (% Sky Obscured)

43
31
12
8
4
0
0
0
0
3
5
7
11
14
16

High Clouds (% Sky Obscured)

40
45
50
50
50
55
50
45
40
30
30
15
15
15
20

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

3
3
0
0
0
0
0
0
0
0
1
1
16
25
32

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
7
7
6
6
6
6
6
6
6
6
6
7
7
7

Relative Humidity (%)

87
87
87
85
85
85
87
85
85
85
85
87
88
87
88

Pressure (mb)

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

Ozone (du)

301
301
300
299
300
301
302
304
305
306
307
307
308
311
313

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

Generated: 05/12/25 14:15:15. Forecast: 05/12/25 to 11/12/25. Timezone: UTC+0.00