Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 1

Waxing Gibbous 86%

13:38

04:29

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 OK
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:51, Set: 15:55, Transit: 11:53. Moon - Rise: 13:38, Set: 04:29. Civil Dark: 16:34 - 07:12. Nautical Dark: 17:17 - 06:28. Astro Dark: 17:58 - 05:49

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
54
38
17
45
100
100
52

Low Clouds (% Sky Obscured)

100
97
91
66
87
91
84
87
87
86
88
91
89
88
45
81
69
54
3
0
40
40
43
44

Medium Clouds (% Sky Obscured)

91
100
100
88
100
100
100
100
96
86
100
99
100
100
49
44
100
54
31
5
19
100
100
14

High Clouds (% Sky Obscured)

96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
51
6
0
0
0
0
0
0

ISS Passover

Visibility (miles)

5
8
9
9
9
9
5
8
9
9
9
9
8
6
4
5
8
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
Light Rain
None
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
None
None
None
None
None
None
None
None

Precipitation Probability (%)

75
78
55
80
95
95
95
84
74
76
95
90
95
95
95
80
49
25
20
18
2
1
0
0

Precipitation Amount (mm)

0.5
0.5
0
0.3
0.9
0.8
1.3
0.5
0.4
0.5
0.7
0.5
0.8
1.4
0.7
0.5
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

20
20
19
21
20
20
21
21
21
21
21
23
25
24
19
19
17
17
15
12
11
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
9
9
10
10
10
11
11
11
11
11
11
11
10
10
9
8
7
7
5
5
5
5
5

Relative Humidity (%)

91
93
93
93
91
93
93
95
93
95
95
93
93
90
92
87
88
87
88
88
93
91
94
91

Pressure (mb)

1002
1001
1000
1000
999
999
998
997
996
995
994
994
993
993
993
994
995
995
996
997
998
999
999
1000

Ozone (du)

272
267
265
264
264
263
260
260
261
263
266
267
267
268
268
271
280
285
285
289
291
292
293
293

Tuesday 2

Waxing Gibbous 94%

13:54

06:05

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

Sun - Rise: 07:53, Set: 15:54, Transit: 11:53. Moon - Rise: 13:54, Set: 06:05. Civil Dark: 16:34 - 07:13. Nautical Dark: 17:17 - 06:30. Astro Dark: 17:58 - 05:50

Total Clouds (% Sky Obscured)

34
31
32
40
42
53
67
44
95
100
90
98
86
64
56
62
60
66
41
37
51
38
37
39

Low Clouds (% Sky Obscured)

34
31
32
40
42
53
67
43
28
37
55
64
75
63
56
62
60
47
41
37
38
38
37
39

Medium Clouds (% Sky Obscured)

0
0
0
0
0
3
2
3
56
94
83
94
70
30
30
27
24
44
0
0
21
2
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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
1
2
2
4
8
28
30
22
3
0
2
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
3
4
5
6
6
7
8
7
5
4
4
4
3
3
2
3
2
1
1
2
1
2

Dew Point (°C)

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

Relative Humidity (%)

93
94
94
93
91
87
84
84
84
87
93
93
94
94
93
91
93
94
94
94
89
94
94
94

Pressure (mb)

1000
1001
1002
1002
1003
1003
1003
1003
1003
1003
1003
1004
1004
1004
1004
1004
1004
1005
1005
1005
1006
1006
1006
1006

Ozone (du)

291
290
291
291
294
292
291
294
295
297
297
295
295
296
296
296
297
299
296
295
297
303
308
308

Wednesday 3

Waxing Gibbous 98%

14:17

06:05

06 OK
07 Bad
08 Bad
09 Bad
10 OK
11 Bad
12 OK
13 OK
14 OK
15 OK
16 OK
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: 07:54, Set: 15:53, Transit: 11:54. Moon - Rise: 14:17, Set: 06:05. Civil Dark: 16:33 - 07:14. Nautical Dark: 17:17 - 06:31. Astro Dark: 17:58 - 05:51

Total Clouds (% Sky Obscured)

36
42
43
39
39
67
41
39
39
28
34
56
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

36
42
43
39
39
67
41
39
39
28
34
56
71
76
59
58
61
66
71
70
65
76
92
99

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
3
1
4
4
4
10
23
25
100
100
100
100
94
89
84
89
95
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
3
3
100
100
100
100
100
100
100
100
100
97
93
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
0
0
0
0
0
0
0
0
0
0
1
2
12
26
47

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
2
1
2
2
3
4
5
5
5
5
4
3
2
2
2
2
2
1
2
2
2
2
2

Dew Point (°C)

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

Relative Humidity (%)

93
93
91
91
86
83
81
79
82
84
88
90
91
93
93
93
93
93
91
91
91
91
91
91

Pressure (mb)

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

Ozone (du)

303
300
296
298
300
301
302
300
300
303
306
308
306
304
307
310
313
309
308
305
306
307
306
307

Thursday 4

Full Moon 100%

14:51

07:41

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
05 Bad

Sun - Rise: 07:55, Set: 15:53, Transit: 11:54. Moon - Rise: 14:51, Set: 07:41. Civil Dark: 16:33 - 07:15. Nautical Dark: 17:16 - 06:32. Astro Dark: 17:57 - 05:52

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
98
98
90
80
67
60
51
41
43
49
54
63
77
89
90
90
89

Low Clouds (% Sky Obscured)

96
98
98
83
67
48
36
15
0
11
26
32
28
22
20
28
44
52
54
61
65
67
66
74

Medium Clouds (% Sky Obscured)

100
88
97
90
100
100
69
92
52
90
80
67
59
50
13
10
16
20
30
35
56
55
73
83

High Clouds (% Sky Obscured)

64
38
16
14
14
16
21
9
19
2
2
1
4
28
41
37
30
8
6
2
1
1
0
0

ISS Passover

Visibility (miles)

9
9
5
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

76
95
95
93
77
67
48
26
6
5
3
1
0
1
2
2
1
3
2
4
2
5
3
1

Precipitation Amount (mm)

0.4
0.8
1
0.7
0.4
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
12
10
9
9
10
10
8
6
4
3
3
3
4
4
5
5
5
6
6
6
6
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
2
2
2
2
2
3
5
4
4
3
4
3
2
2
1
1
2
2
3
3
3
3
2

Dew Point (°C)

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

Relative Humidity (%)

91
90
90
90
88
85
91
90
85
87
90
90
89
89
89
91
94
96
96
98
98
98
96
98

Pressure (mb)

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

Ozone (du)

310
311
313
316
314
313
318
324
327
331
332
332
334
335
337
341
341
341
341
339
337
338
338
341

Friday 5

Waning Gibbous 98%

15:42

09:09

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
05 Bad

Sun - Rise: 07:57, Set: 15:52, Transit: 11:55. Moon - Rise: 15:42, Set: 09:09. Civil Dark: 16:33 - 07:16. Nautical Dark: 17:16 - 06:33. Astro Dark: 17:57 - 05:53

Total Clouds (% Sky Obscured)

88
86
71
74
89
87
80
62
60
58
68
96
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

73
72
69
74
87
87
79
62
60
58
68
78
100
100
100
100
100
100
100
99
100
96
93
88

Medium Clouds (% Sky Obscured)

71
53
12
9
7
3
24
43
60
58
55
41
15
48
65
59
71
79
80
83
87
88
88
81

High Clouds (% Sky Obscured)

1
0
0
0
0
0
30
57
60
47
32
20
40
40
40
44
63
82
86
93
100
93
86
84

ISS Passover

Visibility (miles)

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

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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

2
3
0
0
1
0
2
3
4
4
5
5
0
0
0
12
20
28
43
58
73
73
69
59

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
2
2
3
4
4
5
5
6
6
5
4
3
-1
-1
-2
-1
-1
-1
-0
-1
-1
-1
-1

Dew Point (°C)

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

Relative Humidity (%)

98
96
96
96
91
84
81
81
84
87
93
93
93
93
93
93
93
94
94
93
93
89
93
94

Pressure (mb)

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

Ozone (du)

342
344
346
351
359
359
349
342
337
336
327
319
316
314
312
311
310
308
307
308
309
311
311
311

Saturday 6

Waning Gibbous 93%

16:55

10:17

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
05 Bad

Sun - Rise: 07:58, Set: 15:52, Transit: 11:55. Moon - Rise: 16:55, Set: 10:17. Civil Dark: 16:32 - 07:18. Nautical Dark: 17:16 - 06:34. Astro Dark: 17:57 - 05:54

Total Clouds (% Sky Obscured)

100
100
99
99
99
99
98
97
97
95
94
89
80
75
77
84
90
97
98
99
100
100
100
100

Low Clouds (% Sky Obscured)

84
80
76
71
66
61
63
64
65
71
67
43
64
75
77
78
78
81
84
91
94
94
90
86

Medium Clouds (% Sky Obscured)

60
46
28
31
33
43
58
79
85
79
74
66
59
47
45
34
34
34
52
62
80
83
81
82

High Clouds (% Sky Obscured)

70
55
42
57
74
89
65
38
14
13
10
8
5
3
0
9
17
30
63
82
98
99
100
100

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

52
43
27
21
16
22
36
40
48
49
43
43
36
33
32
20
19
13
5
2
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

5
5
5
5
6
6
7
7
7
7
7
6
6
6
6
6
6
5
5
5
6
6
6
6

Feels Like (°C)

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

Dew Point (°C)

4
4
4
4
4
4
5
5
5
5
5
5
5
5
4
5
5
4
4
5
5
5
5
5

Relative Humidity (%)

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

Pressure (mb)

1007
1007
1008
1008
1008
1008
1009
1009
1009
1010
1010
1011
1011
1012
1012
1013
1013
1013
1014
1014
1014
1014
1014
1014

Ozone (du)

311
309
308
306
304
302
300
299
299
299
299
298
298
294
291
288
285
283
280
279
279
278
278
278

Sunday 7

Waning Gibbous 86%

18:22

11:02

Sun - Rise: 07:59, Set: 15:52, Transit: 11:55. Moon - Rise: 18:22, Set: 11:02. Civil Dark: 16:32 - 07:19. Nautical Dark: 17:16 - 06:35. Astro Dark: 17:57 - 05:55

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 Nether Heyford, Northamptonshire, United Kingdom (52.22,-1.04)

Generated: 01/12/25 06:14:43. Forecast: 01/12/25 to 07/12/25. Timezone: UTC+0.00