Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 12

Third Quarter 50%

23:36

13:44

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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:17, Set: 16:16, Transit: 11:47. Moon - Rise: 23:36, Set: 13:44. Civil Dark: 16:53 - 06:41. Nautical Dark: 17:33 - 06:00. Astro Dark: 18:13 - 05:22

Total Clouds (% Sky Obscured)

100
100
100
100
94
98
97
97
100
98
92
85
85
100
97
96
100
100
99
100
100
100
100
99

Low Clouds (% Sky Obscured)

79
90
84
76
86
75
76
58
74
62
52
42
47
47
46
49
55
66
53
60
65
77
80
79

Medium Clouds (% Sky Obscured)

97
99
97
100
94
58
68
37
69
39
33
38
57
23
87
96
24
28
32
33
48
37
41
40

High Clouds (% Sky Obscured)

85
100
97
44
38
23
17
14
48
30
27
78
84
100
87
77
100
100
91
98
93
90
60
91

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

95
74
28
95
72
37
33
9
2
0
0
0
0
2
0
2
26
49
45
11
5
5
2
5

Precipitation Amount (mm)

0.9
0.2
0
0.7
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
13
13
13
13
13
13
13
13
13
13
12
11
11
12
12
12
12
13
13
13
13
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
93
93
89
93
93
93
90
89
92
93
92
88
88
87
87
89
89
93
92
92
93
89

Pressure (mb)

1003
1003
1004
1004
1004
1004
1004
1004
1003
1003
1003
1003
1003
1003
1002
1002
1003
1002
1002
1002
1003
1003
1003
1004

Ozone (du)

272
272
273
273
273
273
274
274
274
273
272
272
271
271
271
271
271
271
271
273
273
275
274
275

Thursday 13

Waning Crescent 39%

00:53

13:56

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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:19, Set: 16:14, Transit: 11:47. Moon - Rise: 00:53, Set: 13:56. Civil Dark: 16:51 - 06:42. Nautical Dark: 17:32 - 06:01. Astro Dark: 18:11 - 05:23

Total Clouds (% Sky Obscured)

100
100
100
100
71
68
100
100
100
100
100
95
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

81
69
67
63
66
66
56
47
26
27
15
33
50
51
67
70
81
70
85
88
93
91
91
90

Medium Clouds (% Sky Obscured)

77
72
46
96
57
60
87
93
96
98
100
95
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

98
62
87
100
65
64
94
100
100
100
100
79
100
100
100
100
100
100
86
46
92
84
57
82

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
6
4
5
3
3

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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

3
0
0
0
0
0
0
0
2
0
0
1
4
15
28
63
85
88
92
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.6
0.7
1.1
0.9
1.4
2.1
1.3

Wind Speed/Direction (mph)

10
9
9
7
9
9
8
7
5
3
2
2
3
4
6
8
9
10
11
11
11
12
14
15

Chance of Frost

Temperature (°C)

13
12
12
13
13
14
14
14
14
14
13
12
11
11
11
12
12
11
11
11
11
11
11
11

Feels Like (°C)

9
9
10
11
10
11
11
12
13
13
12
12
10
9
8
7
7
7
7
7
6
6
6
5

Dew Point (°C)

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

Relative Humidity (%)

95
95
95
95
92
86
82
80
82
84
89
90
91
93
93
92
88
88
87
88
90
90
90
91

Pressure (mb)

1004
1005
1006
1007
1008
1008
1008
1008
1008
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1009
1009
1009
1008

Ozone (du)

278
279
280
282
282
284
286
286
287
288
288
289
289
291
291
290
290
290
291
290
289
287
286
286

Friday 14

Waning Crescent 29%

02:06

14:07

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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:21, Set: 16:13, Transit: 11:47. Moon - Rise: 02:06, Set: 14:07. Civil Dark: 16:50 - 06:44. Nautical Dark: 17:31 - 06:03. Astro Dark: 18:10 - 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)

87
90
90
89
91
94
90
100
100
100
100
100
99
100
99
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
99
100
100
100
100
79
42
38
33
35
33
31
29
33
37

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
86
77
100
70
57
76
62
54
30
1
1
0
5

ISS Passover

Visibility (miles)

7
4
3
4
3
2
4
4
5
5
3
2
5
3
4
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
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
88
76
66
41
30
23
27
25
12

Precipitation Amount (mm)

1.4
2.2
2.1
2.3
2.5
2.2
1.8
0.8
0.9
1.5
1.7
1
1.4
1
0.7
0.5
0.3
0.4
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
17
17
18
17
18
19
18
20
21
20
19
19
18
17
16
15
16
16
15
15
15
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
5
5
5
4
5
4
4
4
4
4
4
4
4
4
4
4
4
3
3
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

91
91
93
93
93
93
95
93
95
93
95
95
93
93
93
93
93
95
93
91
90
91
91
90

Pressure (mb)

1008
1008
1008
1007
1007
1007
1006
1006
1005
1004
1004
1005
1005
1005
1006
1006
1007
1007
1008
1008
1009
1009
1009
1010

Ozone (du)

286
287
289
291
291
291
290
291
293
295
294
294
294
294
294
294
294
293
292
291
291
288
286
287

Saturday 15

Waning Crescent 21%

03:18

14:17

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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:22, Set: 16:12, Transit: 11:47. Moon - Rise: 03:18, Set: 14:17. Civil Dark: 16:49 - 06:45. Nautical Dark: 17:30 - 06:04. Astro Dark: 18:09 - 05:26

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
99
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
100
100

Medium Clouds (% Sky Obscured)

55
76
95
88
60
32
20
8
0
10
19
32
35
42
45
39
31
17
16
16
12
23
34
44

High Clouds (% Sky Obscured)

8
8
9
8
11
15
10
2
2
25
51
65
38
23
5
5
5
5
3
0
0
0
4
3

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

Precipitation Probability (%)

11
8
3
6
10
9
13
13
6
9
9
5
34
41
36
47
57
68
52
35
10
22
20
4

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

8
8
8
8
8
8
8
8
8
8
8
8
8
8
7
7
7
7
7
7
7
7
7
7

Feels Like (°C)

3
3
3
3
3
3
3
3
3
3
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Dew Point (°C)

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

Relative Humidity (%)

90
88
88
90
90
88
88
87
85
84
79
77
77
77
78
79
81
81
82
82
81
79
81
79

Pressure (mb)

1010
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

287
287
287
286
286
285
284
284
283
283
282
280
281
283
283
284
285
287
288
290
291
292
294
295

Sunday 16

Waning Crescent 13%

04:29

14:27

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 OK
20 OK
21 OK
22 Bad
23 Bad
00 Bad
01 Bad
02 OK
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:24, Set: 16:10, Transit: 11:47. Moon - Rise: 04:29, Set: 14:27. Civil Dark: 16:48 - 06:47. Nautical Dark: 17:29 - 06:06. Astro Dark: 18:08 - 05:28

Total Clouds (% Sky Obscured)

100
100
100
98
95
95
97
99
100
100
100
100
40
36
31
43
53
61
55
50
44
48
52
56

Low Clouds (% Sky Obscured)

99
98
97
92
89
88
89
94
95
87
74
60
40
36
31
42
52
61
55
50
44
48
50
51

Medium Clouds (% Sky Obscured)

50
48
42
38
31
24
31
37
62
81
85
67
2
1
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

17
15
15
12
2
4
14
24
28
25
3
2
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 (%)

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 (%)

7
7
4
9
8
1
3
4
4
4
3
1
1
1
1
1
2
1
2
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)

12
12
12
12
12
13
13
13
13
14
13
12
11
6
6
5
6
7
8
8
7
7
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
3
3
3
3
3
3
3
3
3
3
3
3
2
1
1
1
1
1
2
2
2
2
1

Relative Humidity (%)

78
78
79
78
74
70
68
68
71
71
74
79
85
85
83
83
82
79
79
83
85
89
88
85

Pressure (mb)

1013
1014
1014
1014
1015
1015
1015
1015
1015
1015
1016
1016
1017
1019
1019
1020
1020
1020
1020
1021
1021
1021
1022
1022

Ozone (du)

295
296
298
301
305
305
301
298
296
293
289
283
276
273
269
266
265
263
262
262
261
261
262
264

Monday 17

Waning Crescent 7%

05:42

14:38

06 Bad
07 Bad
08 Bad
09 Bad
10 OK
11 OK
12 OK
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 OK
02 OK
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:26, Set: 16:09, Transit: 11:47. Moon - Rise: 05:42, Set: 14:38. Civil Dark: 16:46 - 06:48. Nautical Dark: 17:28 - 06:07. Astro Dark: 18:07 - 05:29

Total Clouds (% Sky Obscured)

57
59
60
49
37
26
39
51
64
70
77
83
76
70
64
62
61
57
52
44
39
47
53
60

Low Clouds (% Sky Obscured)

52
53
55
43
34
24
37
47
58
63
73
79
76
70
64
62
61
57
52
44
39
47
53
57

Medium 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
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
1
2
2
3
3
2
1
1
2
4
6
11
17
26

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
3
2
1
6
6
2
2
1
0
1
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)

8
8
9
9
10
11
11
10
9
8
7
6
5
4
4
3
3
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

3
3
3
4
4
5
6
6
6
6
5
4
4
3
2
2
2
1
1
1
1
1
0
0

Feels Like (°C)

-0
1
0
-1
-0
0
-0
1
2
2
2
2
3
0
0
1
0
0
0
-1
-1
-0
-1
-1

Dew Point (°C)

1
1
1
1
1
1
1
1
1
1
1
1
1
0
-0
-1
-1
-1
-1
-1
-1
-1
-2
-2

Relative Humidity (%)

83
82
82
82
77
73
70
70
70
70
73
76
80
83
83
84
84
84
86
86
86
88
88
86

Pressure (mb)

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

Ozone (du)

265
266
266
266
267
268
269
263
256
250
250
251
252
256
261
266
268
270
272
271
270
269
270
272

Tuesday 18

Waning Crescent 3%

No Rise

14:51

Sun - Rise: 07:27, Set: 16:08, Transit: 11:48. Moon - Rise: No Rise, Set: 14:51. Civil Dark: 16:45 - 06:50. Nautical Dark: 17:27 - 06:09. Astro Dark: 18:06 - 05:30

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: 12/11/25 06:35:41. Forecast: 12/11/25 to 18/11/25. Timezone: UTC+0.00