Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 8

Waning Gibbous 82%

18:05

11:37

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

Sun - Rise: 07:13, Set: 16:22, Transit: 11:47. Moon - Rise: 18:05, Set: 11:37. Civil Dark: 16:58 - 06:38. Nautical Dark: 17:39 - 05:57. Astro Dark: 18:19 - 05:18

Total Clouds (% Sky Obscured)

91
82
72
84
34
36
52
50
23
12
3
0
0
2
22
5
0
11
100
57
96
95
95
77

Low Clouds (% Sky Obscured)

50
62
64
63
34
36
52
48
23
12
3
0
0
0
0
0
0
0
28
36
33
40
41
37

Medium Clouds (% Sky Obscured)

43
55
1
0
0
0
0
3
2
0
0
0
0
0
0
0
0
0
23
5
55
51
50
33

High Clouds (% Sky Obscured)

40
45
43
1
2
2
2
2
0
0
0
0
0
2
22
5
0
10
46
19
40
40
40
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
87
85
80
74
71
71
74
77
84
88
88
88
90
93
93
93
94
96
94
94
94
93
93

Pressure (mb)

1010
1011
1012
1012
1012
1013
1013
1013
1013
1014
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1015
1016
1015

Ozone (du)

273
271
270
268
267
267
266
265
267
269
276
275
272
267
264
262
261
260
260
261
262
264
265
266

Sunday 9

Waning Gibbous 72%

19:23

12:32

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
06 Bad

Sun - Rise: 07:15, Set: 16:20, Transit: 11:48. Moon - Rise: 19:23, Set: 12:32. Civil Dark: 16:57 - 06:40. Nautical Dark: 17:38 - 05:59. Astro Dark: 18:17 - 05:19

Total Clouds (% Sky Obscured)

61
90
91
82
86
100
100
83
89
97
100
100
100
100
100
100
100
100
100
100
81
78
78
94

Low Clouds (% Sky Obscured)

39
40
42
53
58
64
68
59
62
55
65
65
71
85
70
78
78
93
72
68
62
59
57
69

Medium Clouds (% Sky Obscured)

22
37
35
20
17
10
26
69
53
84
93
100
87
100
100
100
91
97
100
86
59
66
71
85

High Clouds (% Sky Obscured)

8
30
51
61
75
100
100
56
33
76
100
100
100
100
64
100
100
56
100
93
65
63
50
45

ISS Passover

Visibility (miles)

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

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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
1
3
13
17
43
90
95
80
87
95
60
45
37
46
40
50

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.8
0.8
0.4
0.4
0.8
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
93
87
84
81
79
79
83
87
90
92
90
90
93
93
92
92
92
92
93
95
95
95

Pressure (mb)

1016
1016
1016
1015
1015
1014
1013
1013
1012
1012
1012
1012
1012
1011
1011
1010
1009
1009
1008
1008
1007
1007
1006
1006

Ozone (du)

267
267
267
266
266
268
270
268
266
267
266
266
268
267
267
269
271
271
271
271
272
273
272
274

Monday 10

Waning Gibbous 61%

20:49

13:07

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
06 Bad

Sun - Rise: 07:17, Set: 16:18, Transit: 11:48. Moon - Rise: 20:49, Set: 13:07. Civil Dark: 16:55 - 06:42. Nautical Dark: 17:36 - 06:00. Astro Dark: 18:16 - 05:21

Total Clouds (% Sky Obscured)

98
98
100
100
100
100
100
100
62
64
67
84
99
90
84
65
58
74
90
100
100
98
99
99

Low Clouds (% Sky Obscured)

53
62
75
100
65
65
71
80
62
64
67
76
77
60
40
33
36
31
26
20
29
46
42
57

Medium Clouds (% Sky Obscured)

92
97
100
100
100
100
100
100
20
32
19
24
24
22
20
0
39
49
63
62
66
69
92
97

High Clouds (% Sky Obscured)

50
48
50
100
99
100
100
100
62
57
57
52
31
2
33
35
35
57
78
100
94
86
79
85

ISS Passover

Visibility (miles)

9
6
3
6
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

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

Precipitation Probability (%)

63
95
95
90
86
48
34
64
95
95
87
57
44
22
13
1
0
0
0
0
0
1
2
18

Precipitation Amount (mm)

0.2
0.9
1.2
0.6
0.6
0
0
0.3
0.8
0.8
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
91
95
93
91
87
87
84
86
88
93
93
93
93
91
90
93
94
94
93
94
95
93
93

Pressure (mb)

1006
1006
1005
1005
1005
1004
1004
1004
1004
1004
1004
1004
1005
1005
1005
1006
1006
1007
1007
1007
1007
1007
1007
1007

Ozone (du)

275
276
279
283
288
293
298
301
301
302
306
309
307
299
299
299
299
297
302
303
301
299
301
301

Tuesday 11

Waning Gibbous 50%

22:15

13:30

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
06 Bad

Sun - Rise: 07:19, Set: 16:17, Transit: 11:48. Moon - Rise: 22:15, Set: 13:30. Civil Dark: 16:54 - 06:43. Nautical Dark: 17:35 - 06:02. Astro Dark: 18:15 - 05:22

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
99
98
98
99
100
100
100
100
100
99
99
98
98
97
97
96
95
96

Low Clouds (% Sky Obscured)

69
87
88
90
90
82
72
64
67
68
75
73
71
74
78
71
58
61
69
54
65
62
56
45

Medium Clouds (% Sky Obscured)

99
100
95
91
84
75
54
38
65
63
43
66
82
100
93
72
80
75
66
94
88
91
89
82

High Clouds (% Sky Obscured)

92
97
100
100
99
96
92
87
91
96
100
100
100
100
95
89
83
75
67
58
57
56
54
70

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 (%)

27
36
35
31
24
23
18
3
3
3
0
1
5
16
4
0
0
0
0
1
0
2
5
1

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
88
90
87
87
87
86
86
87
89
89
87
87
84
84
87
89
90
88
88
90
88
87

Pressure (mb)

1007
1007
1006
1006
1006
1006
1006
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1004
1004
1004
1003
1003
1002

Ozone (du)

299
297
294
291
288
285
282
279
277
275
274
274
273
275
273
274
274
272
271
270
269
269
269
269

Wednesday 12

Third Quarter 39%

23:37

13:47

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
06 Bad

Sun - Rise: 07:20, Set: 16:15, Transit: 11:48. Moon - Rise: 23:37, Set: 13:47. Civil Dark: 16:53 - 06:45. Nautical Dark: 17:34 - 06:04. Astro Dark: 18:14 - 05:24

Total Clouds (% Sky Obscured)

98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

37
27
44
59
76
76
75
75
66
59
48
35
47
60
56
53
50
49
51
56
59
66
55
52

Medium Clouds (% Sky Obscured)

80
69
52
68
85
88
97
96
98
99
100
80
93
95
93
94
95
95
96
96
96
96
97
99

High Clouds (% Sky Obscured)

85
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

6
1
6
9
11
38
44
58
60
51
45
20
25
31
36
39
43
47
45
37
35
35
38
38

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
7
7
7
7
7
7
9
9
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Dew Point (°C)

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

Relative Humidity (%)

87
83
81
83
80
81
83
86
84
86
89
93
92
90
89
90
90
89
92
92
93
95
96
98

Pressure (mb)

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

Ozone (du)

269
272
273
274
276
277
279
279
279
278
278
277
279
280
281
283
285
287
286
285
284
285
286
287

Thursday 13

Waning Crescent 39%

00:54

13:59

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
06 Bad

Sun - Rise: 07:22, Set: 16:14, Transit: 11:48. Moon - Rise: 00:54, Set: 13:59. Civil Dark: 16:51 - 06:46. Nautical Dark: 17:33 - 06:05. Astro Dark: 18:12 - 05:25

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
100
100
100

Low Clouds (% Sky Obscured)

51
50
55
60
70
75
81
84
79
79
81
73
71
71
65
64
64
67
73
76
81
86
90
93

Medium Clouds (% Sky Obscured)

99
99
96
93
91
90
93
94
89
84
76
82
88
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
75
56
29
52
75
98
99
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

46
59
56
48
33
36
38
40
50
53
56
59
60
61
61
62
63
74
83
90
95
95
95
95

Precipitation Amount (mm)

0
0.3
0.2
0
0
0
0
0
0
0.2
0.2
0.3
0.3
0.3
0.2
0.2
0.2
0.4
0.5
0.5
1.2
1.9
2.4
2

Wind Speed/Direction (mph)

8
8
9
9
9
9
9
9
9
8
8
8
7
5
4
4
4
4
4
5
6
8
9
11

Chance of Frost

Temperature (°C)

12
12
12
12
13
13
13
13
13
13
13
13
13
12
12
12
12
12
12
12
12
12
12
12

Feels Like (°C)

10
10
11
11
11
10
11
10
11
11
11
10
10
10
10
10
10
10
10
10
10
11
10
10

Dew Point (°C)

12
11
11
12
12
12
12
12
12
12
12
12
12
11
11
11
11
11
11
11
11
11
11
12

Relative Humidity (%)

96
95
95
95
95
95
93
92
92
92
92
93
93
95
95
93
95
93
93
96
96
98
96
98

Pressure (mb)

1003
1003
1004
1003
1003
1003
1003
1003
1002
1003
1003
1003
1003
1004
1004
1004
1004
1004
1004
1003
1003
1002
1002
1001

Ozone (du)

287
287
288
288
287
287
288
288
288
288
288
289
289
288
288
288
288
287
288
289
290
290
290
289

Friday 14

Waning Crescent 29%

02:07

14:09

Sun - Rise: 07:24, Set: 16:12, Transit: 11:48. Moon - Rise: 02:07, Set: 14:09. Civil Dark: 16:50 - 06:48. Nautical Dark: 17:31 - 06:07. Astro Dark: 18:11 - 05:27

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: 08/11/25 07:46:36. Forecast: 08/11/25 to 14/11/25. Timezone: UTC+0.00