Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 3

Waxing Gibbous 97%

14:53

07:36

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

Sun - Rise: 07:51, Set: 15:54, Transit: 11:53. Moon - Rise: 14:53, Set: 07:36. Civil Dark: 16:34 - 07:12. Nautical Dark: 17:16 - 06:29. Astro Dark: 17:57 - 05:49

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
99
99
66
69
77
86
83
55
55
37
45
40
38
41
31

Low Clouds (% Sky Obscured)

81
77
80
74
82
83
91
85
88
58
65
56
59
55
55
48
55
55
37
45
40
38
41
31

Medium Clouds (% Sky Obscured)

95
100
99
99
99
100
100
100
95
77
98
65
65
77
86
83
55
47
37
0
2
0
0
0

High Clouds (% Sky Obscured)

100
100
97
100
100
100
100
100
100
98
91
66
62
72
53
45
45
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
7
9
7
3
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
Very Light Rain
Very Light Rain
None
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
7
21
1
2
17
66
71
61
75
55
10
12
3
1
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

9
9
10
10
12
13
14
15
17
16
12
12
12
11
11
10
8
6
5
5
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
91
93
93
91
90
91
88
90
93
91
85
84
82
82
84
90
91
91
91
89
91
89

Pressure (mb)

1003
1003
1002
1001
1000
998
997
997
996
996
996
997
997
998
998
998
999
1000
1000
1001
1002
1003
1003
1004

Ozone (du)

299
300
294
292
291
294
300
308
311
314
316
317
316
317
320
327
338
339
339
339
341
348
354
353

Thursday 4

Full Moon 100%

15:45

09:04

23 OK
00 OK
01 Bad
02 Bad
03 OK
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

Sun - Rise: 07:53, Set: 15:54, Transit: 11:53. Moon - Rise: 15:45, Set: 09:04. Civil Dark: 16:33 - 07:13. Nautical Dark: 17:16 - 06:30. Astro Dark: 17:57 - 05:50

Total Clouds (% Sky Obscured)

27
25
49
40
23
51
95
91
100
94
86
99
93
97
99
97
100
100
100
100
100
99
94
89

Low Clouds (% Sky Obscured)

27
25
31
31
23
16
44
38
37
25
20
0
21
48
46
51
77
86
99
100
100
98
87
73

Medium Clouds (% Sky Obscured)

0
0
12
5
0
16
40
52
50
94
77
97
91
96
99
96
100
100
99
58
100
96
69
29

High Clouds (% Sky Obscured)

0
0
0
0
0
7
26
10
50
53
71
94
75
38
62
60
54
6
20
5
0
22
7
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
2
4
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
12
61
81
95
95
95
77
51

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
1.6
1.8
0.8
0.5
0.2

Wind Speed/Direction (mph)

3
3
3
3
4
4
4
5
6
6
7
8
9
11
13
16
17
19
21
23
22
22
20
17

Chance of Frost

Temperature (°C)

2
2
1
1
1
1
1
1
2
3
4
5
5
6
7
7
7
7
7
6
6
7
8
9

Feels Like (°C)

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

Dew Point (°C)

1
0
-1
-1
-1
-1
-1
-1
0
1
2
2
2
3
4
4
3
4
4
4
6
6
6
8

Relative Humidity (%)

89
89
89
89
88
89
88
86
88
86
86
83
79
78
79
79
75
81
84
85
94
93
90
93

Pressure (mb)

1004
1005
1006
1006
1007
1007
1007
1007
1007
1008
1008
1007
1007
1006
1004
1003
1002
1001
1000
998
997
996
994
993

Ozone (du)

351
356
358
360
361
361
350
347
345
338
333
331
331
326
319
314
309
306
301
300
298
298
305
308

Friday 5

Waning Gibbous 98%

16:58

10:11

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:54, Set: 15:53, Transit: 11:54. Moon - Rise: 16:58, Set: 10:11. Civil Dark: 16:33 - 07:14. Nautical Dark: 17:16 - 06:31. Astro Dark: 17:57 - 05:51

Total Clouds (% Sky Obscured)

91
88
78
98
100
100
100
100
100
100
99
100
100
97
100
100
99
93
89
94
95
96
90
84

Low Clouds (% Sky Obscured)

63
68
70
58
87
82
81
71
72
71
78
75
71
69
68
70
66
88
85
87
86
85
83
72

Medium Clouds (% Sky Obscured)

25
30
15
32
98
100
100
91
97
95
24
67
99
90
85
28
35
33
30
32
34
35
85
42

High Clouds (% Sky Obscured)

5
0
31
54
100
100
100
60
65
62
67
58
100
93
79
60
57
0
0
0
3
1
17
23

ISS Passover

Visibility (miles)

3
9
9
9
9
9
9
9
9
9
9
8
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

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

Precipitation Probability (%)

56
24
6
4
24
21
36
32
11
3
34
68
29
23
33
41
28
19
25
13
10
16
4
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
9
9
9
8
8
8
9
9
9
9
9
9
10
10
10
10
9
9
9
9
9
9
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
90
88
87
90
87
87
87
87
85
85
84
87
87
87
84
85
87
85
81
80
80
81
84

Pressure (mb)

993
993
993
993
993
993
993
993
993
994
995
995
996
996
996
997
998
999
999
1001
1002
1002
1003
1004

Ozone (du)

308
309
307
301
296
293
292
297
299
297
294
296
294
296
294
292
290
291
291
287
286
285
284
284

Saturday 6

Waning Gibbous 93%

18:24

10:57

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:55, Set: 15:53, Transit: 11:54. Moon - Rise: 18:24, Set: 10:57. Civil Dark: 16:33 - 07:15. Nautical Dark: 17:16 - 06:32. Astro Dark: 17:56 - 05:52

Total Clouds (% Sky Obscured)

77
86
93
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
96
93

Low Clouds (% Sky Obscured)

50
39
35
61
59
56
52
65
79
96
97
99
100
96
92
88
91
93
95
89
83
77
75
69

Medium Clouds (% Sky Obscured)

8
57
72
84
86
88
94
96
98
100
99
100
99
99
97
86
96
85
100
97
95
93
47
47

High Clouds (% Sky Obscured)

36
57
77
100
100
100
100
100
99
100
100
99
100
100
100
100
100
100
100
98
95
92
78
67

ISS Passover

Visibility (miles)

9
9
9
9
5
9
2
1
1
0
0
0
0
4
9
9
9
9
2
1
7
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
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

0
0
21
61
58
77
95
95
95
83
70
62
52
37
28
20
49
74
95
92
81
56
38
23

Precipitation Amount (mm)

0
0
0
0.4
0.3
0.4
0.8
1.6
1.2
0.5
0.4
0.3
0.2
0
0
0
0
0.4
0.9
0.6
0.5
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
3
3
3
4
5
5
6
6
6
6
8
9
9
10
10
9
9
9
9
9
9
8

Dew Point (°C)

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

Relative Humidity (%)

87
90
88
90
93
96
98
98
98
98
98
98
98
96
96
95
98
96
98
96
96
96
92
90

Pressure (mb)

1004
1005
1005
1005
1005
1005
1005
1005
1004
1004
1003
1003
1002
1002
1002
1002
1002
1002
1002
1003
1003
1003
1004
1004

Ozone (du)

284
285
285
283
284
284
284
287
289
290
292
293
292
293
292
292
293
294
295
296
296
299
298
299

Sunday 7

Waning Gibbous 86%

19:53

11:27

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:56, Set: 15:53, Transit: 11:55. Moon - Rise: 19:53, Set: 11:27. Civil Dark: 16:33 - 07:16. Nautical Dark: 17:16 - 06:33. Astro Dark: 17:56 - 05:53

Total Clouds (% Sky Obscured)

89
93
96
100
100
100
100
96
93
88
86
84
82
82
83
83
82
81
80
86
93
100
100
100

Low Clouds (% Sky Obscured)

68
71
66
79
77
84
91
87
86
81
80
75
70
74
79
83
76
69
62
53
44
36
44
53

Medium Clouds (% Sky Obscured)

35
45
54
64
100
100
100
81
65
25
40
44
31
33
41
59
64
54
59
69
75
76
84
92

High Clouds (% Sky Obscured)

54
69
84
100
100
100
100
73
46
27
20
9
2
7
13
21
33
49
66
79
87
94
96
98

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
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
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

1
0
2
4
54
85
95
95
78
52
46
49
53
61
50
29
18
17
11
28
44
59
72
78

Precipitation Amount (mm)

0
0
0
0
0
0.5
0.9
0.6
0.4
0
0
0
0.2
0
0
0
0
0
0
0
0
0.2
0.4
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
9
8
9
8
9
9
9
10
10
10
10
10
10
10
10
10
10
10
10
9
9
9
9

Relative Humidity (%)

88
88
88
91
90
93
95
96
95
95
95
92
87
86
87
90
92
93
95
96
96
98
98
98

Pressure (mb)

1005
1005
1006
1006
1006
1006
1006
1006
1006
1007
1007
1007
1008
1008
1008
1008
1009
1009
1010
1010
1011
1011
1011
1011

Ozone (du)

298
296
294
292
292
291
291
292
289
292
290
294
296
296
299
302
304
305
306
307
307
306
306
305

Monday 8

Waning Gibbous 77%

21:18

11:48

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:57, Set: 15:53, Transit: 11:55. Moon - Rise: 21:18, Set: 11:48. Civil Dark: 16:33 - 07:17. Nautical Dark: 17:16 - 06:34. Astro Dark: 17:56 - 05:54

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
95
91
85
89
94

Low Clouds (% Sky Obscured)

62
64
66
70
77
83
89
82
76
70
76
81
86
86
87
87
87
87
87
83
78
74
81
89

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
99
99
100
100
100
100
100
98
96
95
71
48
24
28
30

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
80
60
43
37
33
38
48
58

ISS Passover

Visibility (miles)

4
4
6
8
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
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light 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
None
None
None
None
None

Precipitation Probability (%)

80
68
60
58
63
73
86
94
95
95
88
83
88
95
95
95
95
77
59
45
31
5
6
6

Precipitation Amount (mm)

0.5
0.3
0.2
0.3
0.3
0.4
0.6
0.7
0.9
0.8
0.5
0.5
0.6
0.6
0.8
1
0.7
0.4
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

11
11
10
10
10
11
11
12
14
16
18
18
17
17
17
18
19
20
20
21
22
21
21
22

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
9
9
10
10
9
9
9
9
9
9
9
9
9
9
9
10
10
10
10
10
10
10
10

Relative Humidity (%)

96
96
95
96
96
93
90
88
87
88
88
87
87
87
87
87
88
86
83
80
81
83
86
83

Pressure (mb)

1011
1011
1010
1010
1010
1009
1008
1007
1007
1006
1005
1004
1003
1002
1001
1000
999
998
998
997
997
997
997
997

Ozone (du)

304
302
302
302
302
300
298
296
293
290
288
287
287
287
288
290
291
292
293
295
296
298
299
301

Tuesday 9

Waning Gibbous 67%

22:38

12:02

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
17 Bad

Sun - Rise: 07:58, Set: 15:52, Transit: 11:55. Moon - Rise: 22:38, Set: 12:02. Civil Dark: 16:32 - 07:18. Nautical Dark: 17:16 - 06:35. Astro Dark: 17:56 - 05:54

Total Clouds (% Sky Obscured)

99
99
99
99
99
99
99
99
99
97
96
96
96
86
74
48
49
55
56

Low Clouds (% Sky Obscured)

97
97
98
98
97
95
92
92
91
91
90
90
89
80
72
48
49
55
56

Medium Clouds (% Sky Obscured)

32
28
27
30
32
26
27
26
29
16
6
6
10
14
13
9
9
5
0

High Clouds (% Sky Obscured)

70
59
47
39
31
30
37
22
12
0
0
0
0
1
3
4
3
1
0

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

4
11
16
20
20
18
13
11
7
2
3
4
4
3
3
3
1
2
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

23
24
23
22
22
21
21
22
21
21
21
20
20
20
19
19
18
16
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
79
80
81
84
84
84
84
83
78
76
76
74
74
76
77
80
81
81

Pressure (mb)

997
997
997
997
998
998
999
999
1000
1002
1003
1004
1005
1006
1006
1007
1007
1008
1009

Ozone (du)

304
306
306
306
306
308
311
314
315
317
318
320
322
324
326
328
330
333
337

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

Generated: 03/12/25 23:39:00. Forecast: 03/12/25 to 09/12/25. Timezone: UTC+0.00