Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 27

Waning Gibbous 98%

16:47

08:54

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

Sun - Rise: 06:51, Set: 16:44, Transit: 11:47. Moon - Rise: 16:47, Set: 08:54. Civil Dark: 17:19 - 06:16. Nautical Dark: 17:59 - 05:36. Astro Dark: 18:38 - 04:57

Total Clouds (% Sky Obscured)

92
100
100
98
100
72
76
44
62
34
40
51
41
43
40
38
25
9
17
16
24
11
26
6

Low Clouds (% Sky Obscured)

92
100
100
84
63
70
56
42
44
30
36
43
34
37
37
35
25
6
17
16
22
2
1
1

Medium Clouds (% Sky Obscured)

13
35
100
98
100
60
65
0
0
0
0
3
3
3
0
0
0
0
0
0
3
5
13
4

High Clouds (% Sky Obscured)

1
1
0
4
21
4
1
2
24
0
0
0
0
0
0
0
0
3
0
0
3
2
2
2

ISS Passover

Visibility (miles)

9
9
9
7
2
8
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
Very Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
58
95
95
41
5
4
1
2
19
26
12
1
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0.2
1.8
1.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

20
22
22
25
21
18
16
17
17
18
19
19
19
17
16
15
13
12
12
11
11
11
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
13
13
13
14
12
10
9
9
8
8
7
7
7
7
6
6
6
5
5
5
5
4
4

Relative Humidity (%)

79
83
83
86
93
84
80
81
80
75
72
69
69
67
67
68
73
77
74
75
77
78
78
79

Pressure (mb)

1001
1000
1000
1000
1000
1002
1003
1005
1006
1007
1008
1009
1010
1011
1011
1013
1014
1015
1016
1017
1018
1019
1020
1021

Ozone (du)

260
262
263
262
265
270
272
275
277
286
292
303
311
316
321
318
314
308
312
312
311
310
313
315

Wednesday 28

Waning Gibbous 95%

17:25

10:24

01 OK
02 OK
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
00 Bad

Sun - Rise: 06:53, Set: 16:42, Transit: 11:47. Moon - Rise: 17:25, Set: 10:24. Civil Dark: 17:17 - 06:18. Nautical Dark: 17:57 - 05:38. Astro Dark: 18:36 - 04:59

Total Clouds (% Sky Obscured)

21
36
79
100
100
100
99
96
83
77
98
77
62
62
69
75
74
96
88
60
66
66
48
50

Low Clouds (% Sky Obscured)

10
36
23
49
38
40
36
39
38
37
71
73
56
58
64
62
44
33
27
22
28
28
13
15

Medium Clouds (% Sky Obscured)

5
10
17
23
36
50
35
22
19
27
6
0
3
7
4
4
7
66
34
27
4
56
48
50

High Clouds (% Sky Obscured)

0
0
53
100
100
100
95
90
69
68
72
33
4
3
25
30
35
35
45
40
35
40
40
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 (%)

0
0
0
0
0
0
0
0
1
1
0
0
0
1
10
0
2
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)

10
10
10
11
12
12
13
13
14
14
15
15
14
12
11
9
8
8
8
6
6
6
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
5
5
4
4
4
5
6
8
9
9
10
11
11
11
10
9
9
9
9
8
8
7

Dew Point (°C)

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

Relative Humidity (%)

82
84
85
87
88
91
90
87
84
79
76
79
83
79
79
83
90
93
95
95
95
93
93
93

Pressure (mb)

1021
1022
1022
1022
1022
1023
1023
1023
1024
1024
1024
1025
1025
1025
1025
1025
1026
1026
1027
1027
1027
1027
1027
1027

Ozone (du)

310
310
307
304
299
297
295
293
292
289
287
286
284
284
283
279
277
275
272
272
271
270
269
268

Thursday 29

Waning Gibbous 88%

18:20

11:42

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 OK
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:55, Set: 16:40, Transit: 11:47. Moon - Rise: 18:20, Set: 11:42. Civil Dark: 17:15 - 06:19. Nautical Dark: 17:55 - 05:39. Astro Dark: 18:35 - 05:00

Total Clouds (% Sky Obscured)

57
73
76
77
100
100
99
100
83
78
89
86
90
94
92
51
53
41
54
60
65
67
69
81

Low Clouds (% Sky Obscured)

27
55
58
58
90
90
90
80
80
61
76
76
68
68
61
13
21
23
23
22
28
27
28
31

Medium Clouds (% Sky Obscured)

41
55
76
77
80
75
70
70
14
4
3
4
7
4
11
8
3
4
5
4
1
0
2
4

High Clouds (% Sky Obscured)

45
50
55
55
55
57
68
3
2
36
55
49
78
48
41
37
41
23
52
55
60
65
65
75

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
9
43
100
100
85
100
16
3
2
2
2
2
2
2
2
2
2
2
2
2
2

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
95
93
95
96
94
93
85
78
73
67
65
67
71
77
84
85
88
90
91
91
91
91

Pressure (mb)

1027
1027
1027
1027
1027
1027
1027
1028
1028
1028
1028
1028
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1026

Ozone (du)

267
265
265
265
265
264
265
265
263
263
261
261
260
260
259
259
258
258
258
258
258
257
256
257

Friday 30

Waning Gibbous 79%

19:34

12:42

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
00 Bad

Sun - Rise: 06:57, Set: 16:38, Transit: 11:47. Moon - Rise: 19:34, Set: 12:42. Civil Dark: 17:14 - 06:21. Nautical Dark: 17:54 - 05:41. Astro Dark: 18:33 - 05:02

Total Clouds (% Sky Obscured)

83
97
98
97
74
90
97
100
98
97
96
98
98
100
92
86
77
81
90
95
82
87
80
78

Low Clouds (% Sky Obscured)

36
42
46
46
51
53
51
49
39
31
33
32
32
34
36
32
30
31
32
52
41
42
25
39

Medium Clouds (% Sky Obscured)

36
59
53
54
8
11
51
30
21
51
31
28
29
34
36
39
43
35
30
45
30
42
27
17

High Clouds (% Sky Obscured)

66
83
88
64
64
83
91
96
94
85
88
92
95
100
69
41
13
29
59
72
50
72
63
60

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 (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
93
93
91
91
93
90
83
79
72
69
65
65
70
79
81
83
84
85
85
85
87
90

Pressure (mb)

1026
1026
1026
1026
1026
1026
1026
1027
1027
1027
1027
1027
1026
1026
1026
1027
1027
1027
1028
1028
1028
1029
1029
1029

Ozone (du)

256
256
257
257
258
258
258
259
259
258
258
258
258
257
259
260
261
261
262
262
263
264
264
263

Saturday 31

Waning Gibbous 69%

21:00

13:22

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
00 Bad

Sun - Rise: 06:58, Set: 16:36, Transit: 11:47. Moon - Rise: 21:00, Set: 13:22. Civil Dark: 17:12 - 06:23. Nautical Dark: 17:52 - 05:43. Astro Dark: 18:31 - 05:03

Total Clouds (% Sky Obscured)

86
80
65
70
91
96
67
100
93
94
96
96
97
98
98
99
100
98
97
95
88
82
78
75

Low Clouds (% Sky Obscured)

57
70
65
70
76
76
67
76
84
87
85
85
87
87
88
92
100
98
97
95
74
50
26
21

Medium Clouds (% Sky Obscured)

44
24
5
13
41
41
3
40
25
17
25
28
31
34
41
47
50
39
29
11
9
7
5
7

High Clouds (% Sky Obscured)

30
31
27
26
31
37
20
43
20
24
23
40
56
80
81
75
68
57
43
30
35
36
35
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 (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

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
1
1
2
3
3
13
18
18
19
13
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
90
93
93
93
93
91
85
80
77
75
79
81
85
87
90
93
88
85
81
85
90
93

Pressure (mb)

1029
1029
1029
1029
1029
1029
1029
1030
1030
1030
1030
1029
1029
1029
1029
1030
1030
1030
1031
1031
1031
1032
1032
1032

Ozone (du)

263
263
263
263
264
265
267
268
270
270
270
270
271
271
271
271
270
270
269
269
268
269
269
270

Sunday 1

Third Quarter 57%

22:29

13:49

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 OK
21 OK
22 OK
23 OK
00 OK

Sun - Rise: 07:00, Set: 16:34, Transit: 11:47. Moon - Rise: 22:29, Set: 13:49. Civil Dark: 17:10 - 06:24. Nautical Dark: 17:50 - 05:44. Astro Dark: 18:30 - 05:05

Total Clouds (% Sky Obscured)

79
83
91
85
80
69
73
68
64
59
70
70
80
90
86
82
74
67
54
45
36
31
26
29

Low Clouds (% Sky Obscured)

16
10
15
16
26
35
41
56
64
59
70
70
80
90
86
81
70
57
42
29
28
25
22
25

Medium Clouds (% Sky Obscured)

10
22
30
43
43
38
34
30
31
24
20
20
20
25
20
15
10
8
4
2
1
0
0
0

High Clouds (% Sky Obscured)

56
71
64
57
47
26
7
1
1
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 (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Precipitation Type

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

Precipitation Probability (%)

3
1
9
13
8
28
30
26
27
28
29
32
39
46
40
28
19
17
6
1
3
1
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
5
4
4
4
4
4
5
5
7
9
11
10
10
10
10
9
9
8
8
7
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
93
93
91
90
90
88
85
84
73
64
55
56
58
58
65
70
77
78
78
81
82
82
84

Pressure (mb)

1033
1033
1033
1033
1034
1034
1034
1035
1035
1036
1036
1036
1036
1037
1037
1037
1038
1039
1039
1040
1040
1040
1041
1041

Ozone (du)

270
271
271
271
270
270
270
270
270
271
273
275
275
275
275
276
276
277
278
278
279
281
282
284

Monday 2

Waning Crescent 45%

23:55

14:08

Sun - Rise: 07:02, Set: 16:32, Transit: 11:47. Moon - Rise: 23:55, Set: 14:08. Civil Dark: 17:08 - 06:26. Nautical Dark: 17:49 - 05:46. Astro Dark: 18:28 - 05:07

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: 27/10/26 01:04:04. Forecast: 27/10/26 to 02/11/26. Timezone: UTC+0.00