Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 14

Waxing Crescent 21%

12:10

19:57

17 Bad
18 Bad
19 OK
20 OK
21 Good
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 OK
13 Bad
14 Bad
15 Bad
16 OK

Sun - Rise: 06:39, Set: 19:21, Transit: 12:59. Moon - Rise: 12:10, Set: 19:57. Civil Dark: 19:55 - 06:05. Nautical Dark: 20:36 - 05:24. Astro Dark: 21:20 - 04:41

Total Clouds (% Sky Obscured)

58
49
43
24
3
30
35
46
62
92
100
100
100
99
94
100
96
75
51
42
59
63
49
24

Low Clouds (% Sky Obscured)

24
20
0
0
3
30
35
46
62
83
60
76
76
77
84
95
78
62
51
37
46
63
39
19

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
2
4
3
39
92
37
3
28
36
81
92
14
0
0
5
0
0
0

High Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
100
100
100
89
16
21
1
0
0
1
1
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
8
5
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
2
6
29
63
43
20
9
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)

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

Chance of Frost

Temperature (°C)

23
22
21
19
18
18
17
17
17
18
18
17
17
17
17
17
17
18
18
19
19
19
19
18

Feels Like (°C)

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

Dew Point (°C)

17
17
16
15
14
13
13
14
16
17
17
17
16
16
16
15
16
16
16
13
10
9
9
7

Relative Humidity (%)

68
71
73
75
76
74
76
82
90
95
95
95
93
93
92
89
90
90
88
65
55
52
52
47

Pressure (mb)

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

Ozone (du)

293
292
290
288
285
284
285
285
284
286
286
289
291
292
293
293
295
300
309
313
317
321
324
326

Tuesday 15

Waxing Crescent 30%

13:26

20:15

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

Sun - Rise: 06:41, Set: 19:18, Transit: 12:58. Moon - Rise: 13:26, Set: 20:15. Civil Dark: 19:52 - 06:07. Nautical Dark: 20:33 - 05:26. Astro Dark: 21:17 - 04:43

Total Clouds (% Sky Obscured)

21
28
57
46
20
35
43
44
45
45
43
61
62
71
75
73
66
76
70
92
70
93
84
90

Low Clouds (% Sky Obscured)

18
26
57
41
20
35
42
44
42
40
41
38
44
71
75
73
66
76
70
81
64
80
74
82

Medium Clouds (% Sky Obscured)

0
3
0
4
0
0
0
0
3
0
0
32
21
0
0
0
0
0
0
18
11
24
17
20

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
2
12

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
1
7
1
0
5
2
2

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)

15
12
11
10
10
10
10
9
9
9
9
9
10
10
10
11
12
12
13
11
11
11
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

48
52
66
70
74
80
83
87
89
88
91
93
91
88
72
67
70
71
69
61
59
62
59
56

Pressure (mb)

1015
1015
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019
1018
1018
1018
1017

Ozone (du)

330
333
335
335
337
339
340
341
342
343
343
344
344
344
345
344
343
342
339
334
329
326
323
319

Wednesday 16

Waxing Crescent 30%

14:36

20:40

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
15 Bad
16 Bad

Sun - Rise: 06:42, Set: 19:16, Transit: 12:58. Moon - Rise: 14:36, Set: 20:40. Civil Dark: 19:50 - 06:08. Nautical Dark: 20:31 - 05:28. Astro Dark: 21:14 - 04:45

Total Clouds (% Sky Obscured)

99
98
100
100
100
100
100
92
97
92
100
100
100
98
90
100
96
81
85
61
68
77
85
75

Low Clouds (% Sky Obscured)

79
45
52
31
7
0
1
23
43
42
97
60
66
69
82
76
78
72
74
61
27
22
18
12

Medium Clouds (% Sky Obscured)

9
12
20
15
90
98
96
92
97
67
100
64
100
95
49
31
17
16
83
61
68
76
82
75

High Clouds (% Sky Obscured)

93
95
100
100
87
100
100
38
34
25
96
100
29
26
55
100
69
17
10
10
22
38
52
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 (%)

6
0
5
1
0
0
0
3
1
0
0
2
13
21
32
31
30
19
23
28
10
7
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
64
69
73
76
79
77
77
75
70
70
77
81
83
86
86
87
87
86
72
64
52
53
55

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1016
1015
1014
1013
1013
1012
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1009

Ozone (du)

315
311
308
306
305
302
300
299
301
303
305
304
306
308
308
308
309
309
307
306
306
307
306
307

Thursday 17

Waxing Crescent 39%

15:36

21:14

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

Sun - Rise: 06:44, Set: 19:14, Transit: 12:58. Moon - Rise: 15:36, Set: 21:14. Civil Dark: 19:48 - 06:10. Nautical Dark: 20:28 - 05:30. Astro Dark: 21:11 - 04:47

Total Clouds (% Sky Obscured)

65
58
58
43
46
9
6
2
3
3
5
11
23
40
42
35
50
60
71
80
81
84
89
93

Low Clouds (% Sky Obscured)

22
58
22
2
2
2
2
2
3
3
4
7
10
13
17
22
25
29
38
45
47
56
54
64

Medium Clouds (% Sky Obscured)

65
17
58
7
21
0
0
0
0
0
0
0
0
0
0
0
0
2
0
2
5
51
16
21

High Clouds (% Sky Obscured)

48
40
39
28
36
9
4
0
0
0
0
1
12
31
40
6
43
50
50
55
56
56
57
72

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)

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

Chance of Frost

Temperature (°C)

16
15
14
13
12
11
11
11
10
10
10
9
9
9
9
10
12
13
14
16
17
18
18
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

56
57
59
64
72
80
84
88
90
93
93
95
96
95
93
88
76
69
62
56
53
50
51
51

Pressure (mb)

1009
1010
1010
1010
1011
1011
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1014
1014
1014
1014
1013
1013
1013
1012

Ozone (du)

308
308
308
307
309
310
313
315
309
309
306
303
301
301
300
299
298
297
296
294
290
287
286
289

Friday 18

First Quarter 49%

16:23

22:00

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
15 Bad
16 Bad

Sun - Rise: 06:46, Set: 19:11, Transit: 12:57. Moon - Rise: 16:23, Set: 22:00. Civil Dark: 19:45 - 06:12. Nautical Dark: 20:26 - 05:31. Astro Dark: 21:08 - 04:49

Total Clouds (% Sky Obscured)

96
100
100
100
100
100
100
100
94
88
81
82
82
84
99
98
98
98
99
99
99
99
100
89

Low Clouds (% Sky Obscured)

62
65
97
100
100
93
87
81
81
77
75
79
71
67
92
90
90
85
69
49
56
68
81
80

Medium Clouds (% Sky Obscured)

64
100
100
100
87
100
100
53
94
88
73
82
12
25
43
49
53
60
68
77
54
29
4
4

High Clouds (% Sky Obscured)

84
100
100
100
88
62
93
100
79
56
26
15
9
0
98
96
92
88
85
86
92
93
97
69

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

Precipitation Probability (%)

1
1
9
24
2
3
2
1
2
3
2
4
4
3
44
34
17
16
14
10
18
22
29
24

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
17
16
16
16
15
15
15
16
16
15
16
16
15
15
16
16
17
18
18
19
19
19
20

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
59
66
65
74
79
79
79
80
83
86
86
87
92
92
83
77
69
67
63
61
63
64
67

Pressure (mb)

1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1012
1014
1014
1014
1014
1015
1015
1015
1015
1015

Ozone (du)

289
289
291
293
295
293
294
293
293
293
292
289
288
287
285
285
284
283
284
284
284
284
285
285

Saturday 19

Waxing Gibbous 59%

16:58

22:59

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
15 Bad
16 Bad

Sun - Rise: 06:47, Set: 19:09, Transit: 12:57. Moon - Rise: 16:58, Set: 22:59. Civil Dark: 19:43 - 06:13. Nautical Dark: 20:23 - 05:33. Astro Dark: 21:06 - 04:51

Total Clouds (% Sky Obscured)

83
77
79
84
84
81
78
77
84
92
99
84
73
61
61
61
62
74
84
89
90
91
92
92

Low Clouds (% Sky Obscured)

80
77
79
84
84
74
55
33
55
74
94
73
47
24
17
12
9
25
40
53
48
44
40
43

Medium Clouds (% Sky Obscured)

4
4
6
9
11
12
16
23
17
11
5
7
7
5
2
2
2
4
4
7
15
24
33
33

High Clouds (% Sky Obscured)

39
14
16
26
35
52
65
77
83
81
79
54
29
4
26
44
62
69
76
84
64
42
13
12

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 (%)

18
7
7
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
8

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
71
72
77
80
84
86
87
89
87
86
84
87
90
93
84
78
72
68
65
64
63
61
60

Pressure (mb)

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

Ozone (du)

285
284
284
284
284
284
284
283
283
283
282
282
283
283
284
284
284
283
283
283
283
282
282
282

Sunday 20

Waxing Gibbous 68%

16:58

00:08

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

Sun - Rise: 06:49, Set: 19:07, Transit: 12:57. Moon - Rise: 16:58, Set: 00:08. Civil Dark: 19:40 - 06:15. Nautical Dark: 20:21 - 05:35. Astro Dark: 21:03 - 04:53

Total Clouds (% Sky Obscured)

92
92
95
97
100
99
98
98
96
95
93
93
88
78
77
73
73
65
63
61

Low Clouds (% Sky Obscured)

38
40
44
48
54
66
78
90
81
63
50
44
38
31
33
30
20
21
25
31

Medium Clouds (% Sky Obscured)

33
33
34
31
23
23
23
22
20
21
22
26
27
27
26
24
17
12
8
2

High Clouds (% Sky Obscured)

7
2
29
64
95
88
80
73
59
45
31
25
20
13
9
5
1
1
1
1

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

12
9
11
13
14
14
12
7
13
16
19
16
13
1
3
3
0
1
1
0

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

18
17
17
17
16
16
16
16
15
15
15
15
15
15
15
16
17
18
19
21

Feels Like (°C)

18
18
18
16
16
17
17
17
17
16
17
17
16
17
17
17
17
17
18
19

Dew Point (°C)

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

Relative Humidity (%)

63
66
68
69
71
72
74
77
80
83
87
90
90
90
90
81
73
66
61
57

Pressure (mb)

1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026

Ozone (du)

282
281
280
280
279
278
278
277
277
277
277
278
277
276
275
275
274
274
274
274

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

Generated: 14/09/26 17:30:45. Forecast: 14/09/26 to 20/09/26. Timezone: UTC+1.00