Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 25

Waxing Gibbous 82%

17:55

02:05

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 OK

Sun - Rise: 06:57, Set: 18:55, Transit: 12:55. Moon - Rise: 17:55, Set: 02:05. Civil Dark: 19:29 - 06:23. Nautical Dark: 20:09 - 05:43. Astro Dark: 20:50 - 05:02

Total Clouds (% Sky Obscured)

56
62
96
100
100
100
100
100
100
100
100
87
66
55
87
90
94
56
74
89
70
62
38
32

Low Clouds (% Sky Obscured)

24
31
26
4
0
6
19
0
0
3
19
24
27
33
34
30
37
34
53
73
73
70
46
34

Medium Clouds (% Sky Obscured)

2
15
84
59
61
95
100
100
100
100
100
85
55
45
75
80
88
42
66
63
53
29
0
0

High Clouds (% Sky Obscured)

67
56
89
100
100
100
100
100
100
100
94
0
0
1
3
5
5
0
0
2
0
0
0
7

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
2
17
35
31
26
16
6

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)

12
11
12
10
6
4
4
4
5
6
6
6
6
6
6
7
6
6
7
9
11
15
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
54
54
59
67
72
74
75
82
84
90
93
93
95
95
95
95
93
89
82
78
67
57
53

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1020
1019
1019
1019
1019
1018
1018
1017
1017
1017
1016
1016
1015
1015
1015
1014
1014

Ozone (du)

280
279
277
277
278
277
278
279
279
280
279
279
278
277
276
276
278
281
281
282
285
287
290
294

Tuesday 26

Waxing Gibbous 91%

18:16

03:40

14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 OK
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

Sun - Rise: 06:58, Set: 18:53, Transit: 12:55. Moon - Rise: 18:16, Set: 03:40. Civil Dark: 19:27 - 06:25. Nautical Dark: 20:06 - 05:45. Astro Dark: 20:48 - 05:04

Total Clouds (% Sky Obscured)

93
96
93
100
100
98
92
47
30
39
86
100
100
100
100
100
97
100
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

49
54
38
46
51
55
32
1
0
9
13
0
0
0
0
20
26
21
11
20
58
47
72
49

Medium Clouds (% Sky Obscured)

22
65
60
81
100
92
80
30
2
1
29
93
100
50
84
87
63
84
59
100
99
100
100
99

High Clouds (% Sky Obscured)

85
83
82
100
100
51
24
25
35
33
75
100
100
100
100
100
93
100
92
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
8
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 (%)

5
27
29
7
19
9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
24
36
55

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)

17
17
15
13
12
9
8
8
8
7
7
6
5
4
4
4
4
5
5
8
11
12
13
16

Chance of Frost

Temperature (°C)

20
20
19
18
17
16
15
15
13
12
12
12
11
11
11
10
10
10
11
12
14
15
15
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

53
55
61
71
74
82
86
92
93
92
93
92
92
91
91
90
90
95
95
89
86
84
80
78

Pressure (mb)

1013
1013
1013
1014
1014
1015
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1015
1015
1014
1013
1011

Ozone (du)

297
303
306
306
307
308
305
306
306
304
304
304
302
299
299
298
298
298
295
295
294
294
294
294

Wednesday 27

Waxing Gibbous 97%

18:32

05:13

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:00, Set: 18:51, Transit: 12:54. Moon - Rise: 18:32, Set: 05:13. Civil Dark: 19:24 - 06:26. Nautical Dark: 20:04 - 05:47. Astro Dark: 20:45 - 05:06

Total Clouds (% Sky Obscured)

100
100
100
76
96
71
54
73
84
94
81
95
77
47
65
68
60
73
88
100
99
100
100
100

Low Clouds (% Sky Obscured)

81
48
51
79
91
67
57
62
82
88
81
95
74
46
42
40
36
33
31
27
32
35
38
36

Medium Clouds (% Sky Obscured)

100
100
100
72
64
6
0
24
2
54
2
0
0
0
0
0
2
14
29
58
45
46
49
68

High Clouds (% Sky Obscured)

100
100
98
0
0
0
0
0
0
0
0
1
1
0
20
30
23
47
75
100
99
100
100
100

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
Light Rain
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 (%)

87
95
72
49
36
18
20
2
2
1
2
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.6
0.9
0.4
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)

15
18
19
21
23
23
23
24
23
23
24
22
22
21
19
17
15
14
13
13
13
14
14
15

Chance of Frost

Temperature (°C)

17
17
17
17
17
16
16
16
15
15
15
15
15
14
13
13
12
12
13
13
14
14
15
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
74
65
60
73
77
75
77
75
71
71
76
75
76
80
83
83
84
81
77
72
67
57
51

Pressure (mb)

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

Ozone (du)

294
296
299
312
312
311
310
309
303
301
299
298
294
292
289
287
286
285
284
283
281
281
280
278

Thursday 28

Waxing Gibbous 100%

18:45

06:45

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
07 Bad
08 Bad
09 Bad
10 Bad
11 OK
12 OK
13 OK

Sun - Rise: 07:02, Set: 18:48, Transit: 12:54. Moon - Rise: 18:45, Set: 06:45. Civil Dark: 19:22 - 06:28. Nautical Dark: 20:02 - 05:49. Astro Dark: 20:42 - 05:08

Total Clouds (% Sky Obscured)

100
100
100
100
83
100
100
100
100
53
75
64
54
47
52
39
36
42
43
70
72
39
43
40

Low Clouds (% Sky Obscured)

37
52
49
49
20
69
84
100
100
80
90
77
79
79
68
57
48
49
44
42
43
49
50
47

Medium Clouds (% Sky Obscured)

95
100
100
67
70
56
58
57
49
37
31
29
30
31
22
12
4
3
1
0
0
0
0
1

High Clouds (% Sky Obscured)

100
100
99
88
82
73
79
53
48
49
49
50
17
2
4
0
2
8
15
49
39
8
1
2

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

Precipitation Probability (%)

0
0
13
17
24
37
42
50
57
67
74
59
47
21
25
21
20
15
8
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
16
15
15
14
14
15
15
15
15
14
14
14
15
15
14
13
12
12
13
14
15
16
17

Feels Like (°C)

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

Dew Point (°C)

6
7
8
9
9
10
9
11
11
10
11
9
11
12
14
13
12
10
11
10
9
9
8
8

Relative Humidity (%)

54
56
61
67
71
75
70
76
79
71
82
68
80
83
89
90
90
89
89
82
71
65
59
53

Pressure (mb)

1014
1013
1013
1012
1011
1011
1010
1010
1009
1009
1009
1009
1010
1010
1010
1012
1013
1015
1016
1018
1019
1020
1020
1021

Ozone (du)

277
277
277
278
278
278
278
278
277
277
278
279
280
279
278
277
279
280
281
281
282
283
284
285

Friday 29

Full Moon 100%

18:58

08:15

14 OK
15 OK
16 Bad
17 OK
18 OK
19 OK
20 OK
21 OK
22 Bad
23 Bad
00 OK
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

Sun - Rise: 07:03, Set: 18:46, Transit: 12:54. Moon - Rise: 18:58, Set: 08:15. Civil Dark: 19:20 - 06:30. Nautical Dark: 19:59 - 05:50. Astro Dark: 20:40 - 05:10

Total Clouds (% Sky Obscured)

35
32
46
45
39
40
42
45
50
55
47
63
76
91
91
93
95
92
88
85
88
90
91
92

Low Clouds (% Sky Obscured)

40
34
27
19
11
7
3
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
4
6

Medium Clouds (% Sky Obscured)

2
3
2
1
0
0
0
0
0
11
41
33
22
11
12
13
13
11
8
5
11
18
24
29

High Clouds (% Sky Obscured)

2
2
16
25
30
35
40
50
60
70
55
67
82
92
88
86
91
86
81
76
80
84
88
83

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
1
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)

14
13
12
10
8
6
5
5
5
5
4
4
4
3
3
3
2
2
3
4
4
6
7
8

Chance of Frost

Temperature (°C)

17
18
18
17
16
14
13
12
12
11
11
10
10
10
9
9
9
8
10
11
13
14
16
17

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

49
48
49
54
61
70
74
77
81
86
87
90
91
91
91
91
91
90
81
73
68
63
59
56

Pressure (mb)

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

Ozone (du)

286
287
287
287
288
288
287
288
288
291
294
293
293
293
293
293
293
293
293
293
292
293
295
296

Saturday 30

Waning Gibbous 96%

19:10

09:45

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
07 Bad
08 Bad
09 OK
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:05, Set: 18:44, Transit: 12:53. Moon - Rise: 19:10, Set: 09:45. Civil Dark: 19:17 - 06:31. Nautical Dark: 19:57 - 05:52. Astro Dark: 20:37 - 05:12

Total Clouds (% Sky Obscured)

92
93
91
87
82
84
82
81
75
71
70
66
61
59
62
70
75
60
50
47
47
52
57
62

Low Clouds (% Sky Obscured)

9
12
19
27
33
38
43
49
53
56
58
62
66
63
61
59
55
40
26
12
13
15
19
25

Medium Clouds (% Sky Obscured)

35
41
54
67
81
71
54
43
43
46
50
42
44
45
38
31
29
24
28
31
31
40
45
31

High Clouds (% Sky Obscured)

78
73
59
48
39
48
58
60
46
36
24
14
9
9
19
24
25
25
30
30
35
34
39
39

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
2
4
3
4
4
3
6
5
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)

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

Chance of Frost

Temperature (°C)

17
18
18
17
16
15
14
14
14
13
13
13
13
13
13
13
13
13
14
16
17
18
20
22

Feels Like (°C)

16
16
15
16
16
16
11
11
12
11
11
11
12
12
11
12
12
13
12
12
12
13
14
14

Dew Point (°C)

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

Relative Humidity (%)

54
52
51
55
62
68
68
68
69
69
70
70
69
69
68
70
71
72
73
72
71
69
67
64

Pressure (mb)

1025
1025
1024
1024
1024
1024
1024
1024
1023
1023
1023
1022
1022
1021
1021
1020
1020
1019
1019
1018
1018
1017
1016
1016

Ozone (du)

296
296
296
297
297
298
299
299
299
299
298
298
298
298
298
298
298
297
297
296
296
295
295
295

Sunday 1

Waning Gibbous 91%

19:25

11:14

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: 07:07, Set: 18:41, Transit: 12:53. Moon - Rise: 19:25, Set: 11:14. Civil Dark: 19:15 - 06:33. Nautical Dark: 19:54 - 05:54. Astro Dark: 20:35 - 05:13

Total Clouds (% Sky Obscured)

70
77
72
71
71
79
84
85
89
95
99
91
84
85
94
98
98

Low Clouds (% Sky Obscured)

32
39
38
40
39
38
37
37
44
51
57
50
43
39
62
79
91

Medium Clouds (% Sky Obscured)

17
3
2
1
0
0
1
1
13
25
40
27
13
0
15
26
34

High Clouds (% Sky Obscured)

45
50
61
68
64
66
72
78
77
77
78
74
78
78
81
81
75

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
2
2
2
2
8
9
8
7
5
0
5
13
21

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

14
14
15
14
14
13
14
15
16
14
13
13
13
12
12
12
11

Chance of Frost

Temperature (°C)

22
22
22
21
20
19
18
18
17
16
16
15
14
14
14
14
14

Feels Like (°C)

21
20
20
20
20
20
15
15
15
15
15
16
11
11
12
11
11

Dew Point (°C)

15
15
16
16
15
15
15
15
15
14
13
13
12
12
12
11
11

Relative Humidity (%)

65
66
66
70
74
78
81
82
86
86
85
86
86
87
87
82
79

Pressure (mb)

1015
1014
1013
1013
1013
1013
1013
1014
1014
1014
1015
1015
1016
1016
1016
1016
1017

Ozone (du)

295
295
295
296
296
297
296
295
295
297
298
300
301
301
301
303
305

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

Generated: 25/09/23 13:20:58. Forecast: 25/09/23 to 01/10/23. Timezone: UTC+1.00