Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 30

Waning Gibbous 86%

19:48

12:15

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 Bad
17 Bad
18 OK
19 OK
20 Good
21 OK
22 Bad
23 Bad

Sun - Rise: 07:02, Set: 18:42, Transit: 12:52. Moon - Rise: 19:48, Set: 12:15. Civil Dark: 19:15 - 06:29. Nautical Dark: 19:54 - 05:50. Astro Dark: 20:34 - 05:10

Total Clouds (% Sky Obscured)

66
78
83
100
100
100
100
100
100
100
98
64
37
80
59
90
100
100
40
40
14
40
74
100

Low Clouds (% Sky Obscured)

16
0
69
64
67
75
80
91
75
53
80
17
16
29
21
21
15
11
3
3
3
21
61
64

Medium Clouds (% Sky Obscured)

66
70
83
99
97
100
99
86
80
48
95
4
19
73
22
2
0
2
0
0
4
24
34
100

High Clouds (% Sky Obscured)

66
78
83
100
100
100
100
100
100
100
26
28
8
4
25
85
100
100
40
40
9
40
55
55

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 (%)

4
6
18
9
13
28
15
15
37
36
8
0
0
0
0
0
0
0
0
0
0
2
10
32

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

17
18
18
17
15
15
16
16
16
15
15
12
11
9
9
7
8
9
9
10
10
11
10
9

Relative Humidity (%)

84
88
91
85
78
78
81
82
81
77
75
64
52
44
46
38
43
48
53
62
69
76
73
70

Pressure (mb)

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

Ozone (du)

275
274
274
274
275
276
276
277
278
278
279
281
282
283
283
284
284
284
285
287
288
289
291
292

Thursday 1

Waning Gibbous 76%

20:31

13:38

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

Sun - Rise: 07:04, Set: 18:40, Transit: 12:52. Moon - Rise: 20:31, Set: 13:38. Civil Dark: 19:13 - 06:31. Nautical Dark: 19:52 - 05:52. Astro Dark: 20:32 - 05:12

Total Clouds (% Sky Obscured)

82
77
38
50
48
42
43
45
44
34
31
37
36
39
37
38
16
32
15
55
87
84
40
40

Low Clouds (% Sky Obscured)

64
77
31
32
32
23
23
23
17
17
20
25
26
25
21
21
10
24
15
3
11
1
1
0

Medium Clouds (% Sky Obscured)

82
4
3
3
3
0
0
3
3
0
0
0
3
16
21
18
0
0
0
0
36
70
11
40

High Clouds (% Sky Obscured)

55
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
9
3
48
81
69
40
40

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 (%)

43
5
1
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
5
6
7
6
6
6
8
9
10
11
11
11
12
12
10
8
4
3
2
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
10
10
11
12
12
11
11
11
10
9
8
7
7
6
5
5
5
6
7
7
7
7
7

Relative Humidity (%)

74
76
78
89
93
96
95
95
92
80
69
60
52
46
43
41
40
40
49
60
65
69
72
76

Pressure (mb)

1016
1017
1017
1017
1018
1018
1019
1019
1020
1021
1022
1022
1023
1023
1023
1023
1024
1024
1025
1026
1026
1027
1028
1028

Ozone (du)

294
295
296
295
297
299
301
305
308
310
313
318
314
313
311
311
309
307
304
303
302
303
303
303

Friday 2

Waning Gibbous 66%

21:31

14:48

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

Sun - Rise: 07:06, Set: 18:37, Transit: 12:51. Moon - Rise: 21:31, Set: 14:48. Civil Dark: 19:11 - 06:32. Nautical Dark: 19:50 - 05:53. Astro Dark: 20:29 - 05:14

Total Clouds (% Sky Obscured)

66
66
81
76
75
75
56
32
32
31
54
44
64
48
34
65
52
28
36
56
47
79
87
88

Low Clouds (% Sky Obscured)

0
0
0
6
7
9
11
20
21
27
41
41
48
34
6
55
33
4
17
16
16
15
18
18

Medium Clouds (% Sky Obscured)

66
66
22
6
3
5
5
4
4
4
4
4
16
7
0
25
14
10
11
14
16
15
17
19

High Clouds (% Sky Obscured)

55
62
79
62
53
53
31
8
7
7
25
9
47
20
27
12
13
5
10
28
16
53
54
50

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)

3
4
4
4
4
4
4
5
5
6
9
12
13
13
13
13
13
11
10
7
7
7
7
7

Chance of Frost

Temperature (°C)

10
10
10
10
9
9
10
10
11
13
15
17
18
19
20
20
20
19
18
16
15
14
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
77
78
87
90
90
88
90
85
74
63
57
52
48
45
45
45
47
53
61
67
70
72
75

Pressure (mb)

1028
1028
1028
1029
1029
1029
1029
1029
1030
1030
1030
1030
1029
1029
1029
1028
1028
1028
1028
1028
1029
1029
1029
1029

Ozone (du)

303
303
302
301
300
300
301
302
302
302
301
300
299
298
298
298
298
297
297
296
298
298
297
297

Saturday 3

Third Quarter 54%

22:48

15:40

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

Sun - Rise: 07:07, Set: 18:35, Transit: 12:51. Moon - Rise: 22:48, Set: 15:40. Civil Dark: 19:08 - 06:34. Nautical Dark: 19:47 - 05:55. Astro Dark: 20:27 - 05:15

Total Clouds (% Sky Obscured)

91
93
95
97
95
94
92
90
88
46
68
95
100
99
81
51
42
34
22
17
10
5
7
8

Low Clouds (% Sky Obscured)

19
23
23
22
25
28
32
30
28
27
29
30
29
26
26
25
18
13
1
4
3
3
3
3

Medium Clouds (% Sky Obscured)

20
22
24
22
16
54
59
46
11
4
12
24
40
56
69
28
22
15
13
9
7
4
4
0

High Clouds (% Sky Obscured)

45
45
50
50
45
50
50
56
57
8
44
84
100
85
25
7
3
1
0
0
0
2
3
4

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
3
13
20
26
25
24
7
5
0
2
4
1
2
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
77
79
80
80
80
79
80
78
69
63
58
53
49
46
44
44
45
56
63
67
75
78
81

Pressure (mb)

1029
1029
1029
1028
1028
1028
1028
1028
1029
1029
1029
1029
1029
1029
1028
1028
1028
1028
1029
1029
1029
1030
1030
1030

Ozone (du)

298
297
297
297
297
297
296
296
297
298
299
300
302
303
304
303
304
304
303
302
302
302
303
303

Sunday 4

Waning Crescent 42%

No Rise

16:16

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

Sun - Rise: 07:09, Set: 18:33, Transit: 12:51. Moon - Rise: No Rise, Set: 16:16. Civil Dark: 19:06 - 06:36. Nautical Dark: 19:45 - 05:57. Astro Dark: 20:25 - 05:17

Total Clouds (% Sky Obscured)

7
4
7
7
9
14
18
18
14
7
7
7
46
49
56
60
56
44
29
34
40
46
33
19

Low Clouds (% Sky Obscured)

3
0
0
0
1
2
3
2
1
0
1
1
2
4
6
11
14
15
15
13
10
8
6
3

Medium Clouds (% Sky Obscured)

0
0
0
0
2
3
5
3
2
0
0
0
0
1
2
3
3
4
4
3
3
2
3
4

High Clouds (% Sky Obscured)

3
4
7
6
5
5
8
12
11
5
5
3
27
34
50
60
56
39
22
31
40
46
33
19

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
85
88
91
93
95
95
96
96
84
74
65
58
53
53
51
50
58
66
74
79
83
88
90

Pressure (mb)

1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1031
1030
1030
1030
1029
1029
1028
1028
1029
1029
1029
1029
1029
1029

Ozone (du)

303
301
301
300
299
299
300
299
297
296
295
294
294
294
294
294
295
294
294
293
292
291
291
288

Monday 5

Waning Crescent 31%

00:14

16:41

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

Sun - Rise: 07:11, Set: 18:31, Transit: 12:51. Moon - Rise: 00:14, Set: 16:41. Civil Dark: 19:04 - 06:37. Nautical Dark: 19:43 - 05:58. Astro Dark: 20:22 - 05:19

Total Clouds (% Sky Obscured)

8
12
14
17
25
33
42
38
35
31
37
40
43
40
37
34
46
59
72
46
25
8
6
4

Low Clouds (% Sky Obscured)

0
0
0
0
2
4
6
4
2
0
1
2
4
6
8
13
9
4
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

4
4
4
4
5
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

6
7
9
10
18
26
32
29
27
28
31
28
27
23
16
10
24
39
53
35
23
8
6
4

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)

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

Chance of Frost

Temperature (°C)

11
11
10
10
10
9
9
9
11
13
15
16
18
20
20
20
20
19
17
15
14
12
11
10

Feels Like (°C)

12
12
10
10
11
10
10
10
9
11
11
12
13
13
19
19
18
19
18
19
12
12
12
12

Dew Point (°C)

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

Relative Humidity (%)

90
93
93
93
93
93
95
95
87
80
74
65
57
50
49
49
47
55
63
74
76
80
83
84

Pressure (mb)

1029
1029
1029
1028
1028
1028
1028
1028
1027
1027
1027
1027
1026
1026
1025
1024
1024
1024
1024
1024
1024
1024
1024
1023

Ozone (du)

286
283
282
281
280
279
278
277
276
275
274
273
272
272
272
273
273
273
273
273
274
275
276
278

Tuesday 6

Waning Crescent 20%

01:41

16:59

Sun - Rise: 07:12, Set: 18:28, Transit: 12:50. Moon - Rise: 01:41, Set: 16:59. Civil Dark: 19:02 - 06:39. Nautical Dark: 19:40 - 06:00. Astro Dark: 20:20 - 05:21

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 Great Missenden, Buckinghamshire, United Kingdom (51.70,-0.70)

Generated: 30/09/26 00:33:55. Forecast: 30/09/26 to 06/10/26. Timezone: UTC+1.00