Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 10

Waning Gibbous 57%

22:41

12:16

18 OK
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
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 08:01, Set: 15:55, Transit: 11:58. Moon - Rise: 22:41, Set: 12:16. Civil Dark: 16:35 - 07:21. Nautical Dark: 17:18 - 06:38. Astro Dark: 17:59 - 05:58

Total Clouds (% Sky Obscured)

32
53
65
72
27
50
62
54
55
39
44
61
81
75
71
76
76
79
70
67
70
69
64
50

Low Clouds (% Sky Obscured)

32
53
47
34
27
29
39
54
52
33
41
61
80
75
71
76
76
79
70
67
70
69
64
50

Medium Clouds (% Sky Obscured)

16
53
65
23
0
0
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
50

High Clouds (% Sky Obscured)

32
53
64
60
27
34
18
29
14
39
44
42
55
45
12
14
10
52
3
0
0
3
64
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
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
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
90
87
88
88
90
93
93
93
91
93
93
94
94
93
90
87
84
84
85
88
90
93

Pressure (mb)

1019
1020
1020
1021
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1019
1019
1018
1018
1017
1016
1016
1016
1016

Ozone (du)

307
310
312
306
301
300
299
300
298
296
294
293
294
295
297
299
297
295
295
295
295
297
297
300

Thursday 11

Third Quarter 46%

23:57

12:27

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 OK
17 Bad

Sun - Rise: 08:02, Set: 15:55, Transit: 11:59. Moon - Rise: 23:57, Set: 12:27. Civil Dark: 16:35 - 07:22. Nautical Dark: 17:18 - 06:39. Astro Dark: 17:59 - 05:58

Total Clouds (% Sky Obscured)

60
100
100
100
100
100
100
100
98
100
100
100
100
100
96
96
99
100
100
100
88
81
37
79

Low Clouds (% Sky Obscured)

54
53
53
85
74
69
78
83
80
81
61
78
79
70
86
91
97
100
97
100
78
69
21
22

Medium Clouds (% Sky Obscured)

36
60
60
100
100
87
79
66
54
66
86
98
100
98
90
94
99
96
100
87
80
75
37
68

High Clouds (% Sky Obscured)

27
75
100
100
100
95
90
100
87
90
100
100
100
93
60
40
41
44
42
7
45
33
35
77

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
Light Rain
Light Rain
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
4
0
2
1
3
12
21
26
36
52
74
68
30
7
2
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.6
0.6
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
7
7
7
7
8
8
8
8
8
9
9
9
9
8
9
9
8
9
9
8
7
5

Relative Humidity (%)

93
95
91
91
93
91
93
91
91
93
95
96
96
96
96
93
91
90
88
88
90
88
88
85

Pressure (mb)

1016
1016
1015
1015
1015
1015
1014
1014
1014
1014
1014
1013
1013
1014
1014
1014
1014
1014
1014
1015
1015
1016
1017
1018

Ozone (du)

302
302
304
304
305
306
307
307
307
304
303
304
305
308
311
314
316
319
321
323
323
324
324
325

Friday 12

Waning Crescent 36%

01:09

12:37

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

Sun - Rise: 08:03, Set: 15:55, Transit: 11:59. Moon - Rise: 01:09, Set: 12:37. Civil Dark: 16:35 - 07:23. Nautical Dark: 17:18 - 06:40. Astro Dark: 17:59 - 05:59

Total Clouds (% Sky Obscured)

47
71
38
52
44
59
59
38
52
27
30
31
26
29
27
27
8
52
64
60
88
100
100
100

Low Clouds (% Sky Obscured)

23
0
15
23
22
29
27
30
33
27
30
31
26
29
27
27
3
19
27
35
46
45
46
49

Medium Clouds (% Sky Obscured)

47
40
38
52
44
59
59
6
5
0
0
0
0
0
0
0
0
0
0
0
0
15
33
49

High Clouds (% Sky Obscured)

47
58
23
39
18
8
6
2
13
0
0
0
0
0
0
0
5
32
57
60
88
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

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)

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

Chance of Frost

Temperature (°C)

6
6
5
5
5
5
5
5
4
4
4
4
4
4
4
4
5
7
8
8
9
8
8
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
88
86
86
86
86
86
86
88
89
89
89
91
89
89
88
85
84
82
82
84
85
88
90

Pressure (mb)

1019
1019
1020
1021
1021
1021
1022
1022
1022
1023
1023
1023
1023
1024
1024
1024
1024
1024
1023
1023
1022
1022
1022
1022

Ozone (du)

325
325
325
326
327
333
343
356
362
370
375
376
380
383
381
371
364
362
353
348
343
337
330
324

Saturday 13

Waning Crescent 27%

02:21

12:48

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
17 Bad

Sun - Rise: 08:04, Set: 15:55, Transit: 12:00. Moon - Rise: 02:21, Set: 12:48. Civil Dark: 16:35 - 07:24. Nautical Dark: 17:18 - 06:41. Astro Dark: 17:59 - 06:00

Total Clouds (% Sky Obscured)

99
98
97
97
97
96
98
99
100
100
99
99
99
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

46
40
38
38
33
30
37
43
53
54
54
57
60
58
56
61
67
71
75
74
73
82
90
100

Medium Clouds (% Sky Obscured)

47
49
85
91
93
86
84
70
80
88
89
89
88
85
83
88
87
75
72
62
59
62
77
67

High Clouds (% Sky Obscured)

94
87
80
70
59
52
68
81
88
77
71
60
79
96
100
100
100
85
75
85
85
80
80
75

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
Very Light Rain
None

Precipitation Probability (%)

0
2
1
5
9
11
8
11
11
8
9
14
11
20
18
7
6
2
20
30
32
52
56
48

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
0.2
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
87
88
88
90
87
87
85
81
81
85
87
88
91
91
91
91
91
90
90
90
90
88
87

Pressure (mb)

1022
1021
1021
1021
1020
1020
1019
1019
1019
1018
1017
1017
1017
1016
1016
1016
1016
1015
1015
1014
1013
1013
1013
1012

Ozone (du)

319
318
315
312
308
307
305
304
304
304
304
306
312
310
306
302
300
300
298
292
289
288
286
283

Sunday 14

Waning Crescent 19%

03:33

13:00

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
17 Bad

Sun - Rise: 08:05, Set: 15:55, Transit: 12:00. Moon - Rise: 03:33, Set: 13:00. Civil Dark: 16:35 - 07:25. Nautical Dark: 17:19 - 06:42. Astro Dark: 18:00 - 06:01

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
99
99
89
77
67
100
99
99
91
82
72
69
66
63
76
88
100

Low Clouds (% Sky Obscured)

100
100
100
91
83
75
79
83
87
79
71
63
90
93
96
88
80
72
69
66
63
59
54
48

Medium Clouds (% Sky Obscured)

69
56
75
57
57
57
55
94
78
72
65
50
100
99
99
91
82
72
69
65
60
76
88
100

High Clouds (% Sky Obscured)

83
82
99
100
100
100
68
37
15
10
10
15
60
55
41
30
27
24
24
25
25
57
78
100

ISS Passover

Visibility (miles)

9
9
9
9
9
8
9
9
9
5
5
3
3
5
7
9
9
9
9
9
9
9
8
6

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

Precipitation Probability (%)

47
50
50
66
73
71
72
72
61
91
78
89
95
95
95
95
83
59
42
21
7
18
20
15

Precipitation Amount (mm)

0
0
0
0.3
0.4
0.4
0.4
0.3
0
0.7
0.4
0.6
1.4
1.3
0.9
0.7
0.5
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
17
18
18
17
17
17
16
16
15
15
15
15
17
16
15
14
14
14
12
10
9
7
7

Chance of Frost

Temperature (°C)

11
11
11
11
11
10
10
10
11
11
11
10
10
11
11
11
11
11
11
11
10
10
9
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
87
85
84
87
88
88
90
88
90
91
91
91
93
95
93
95
95
96
95
93
91
95
96

Pressure (mb)

1011
1011
1010
1010
1009
1009
1008
1008
1007
1007
1007
1006
1006
1004
1004
1004
1004
1004
1005
1005
1005
1005
1006
1006

Ozone (du)

281
280
280
279
278
278
279
277
276
273
273
274
275
276
277
278
279
280
281
282
283
283
285
286

Monday 15

Waning Crescent 12%

04:46

13:16

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
17 Bad

Sun - Rise: 08:06, Set: 15:55, Transit: 12:01. Moon - Rise: 04:46, Set: 13:16. Civil Dark: 16:36 - 07:26. Nautical Dark: 17:19 - 06:42. Astro Dark: 18:00 - 06:01

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
99
95
91
81
70
59
67
78
89
91
91
92
92
93
100

Low Clouds (% Sky Obscured)

39
29
27
47
63
69
60
55
57
61
66
69
64
58
49
38
35
34
37
41
45
63
82
95

Medium Clouds (% Sky Obscured)

100
99
98
98
99
99
98
98
98
88
79
70
77
70
59
67
68
60
50
43
34
51
72
96

High Clouds (% Sky Obscured)

100
100
100
100
100
100
68
37
10
27
45
65
56
43
30
33
35
40
52
60
65
57
50
48

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

15
17
20
23
49
79
91
93
78
56
36
19
20
29
31
31
21
1
1
7
18
24
28
25

Precipitation Amount (mm)

0
0
0
0
0
0.5
0.6
0.7
0.5
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
9
9
9
9
9
9
9
8

Feels Like (°C)

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

Dew Point (°C)

8
8
8
8
8
8
8
8
8
7
7
7
7
7
7
6
7
7
7
7
7
6
7
7

Relative Humidity (%)

98
96
93
91
91
93
95
93
93
91
90
88
87
87
87
85
85
85
85
85
85
84
87
90

Pressure (mb)

1006
1006
1006
1006
1005
1005
1004
1004
1004
1005
1005
1006
1006
1007
1008
1009
1010
1010
1011
1011
1011
1011
1010
1010

Ozone (du)

287
290
293
295
299
303
307
309
311
313
313
314
315
319
323
326
330
335
339
340
340
341
346
351

Tuesday 16

Waning Crescent 7%

05:59

13:37

18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 OK
03 OK
04 OK
05 OK
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 08:07, Set: 15:56, Transit: 12:01. Moon - Rise: 05:59, Set: 13:37. Civil Dark: 16:36 - 07:26. Nautical Dark: 17:19 - 06:43. Astro Dark: 18:00 - 06:02

Total Clouds (% Sky Obscured)

96
94
91
89
87
86
71
51
20
10
6
7
34
59
82
82
73
65

Low Clouds (% Sky Obscured)

90
85
72
76
86
85
71
51
20
10
6
7
23
18
23
18
16
11

Medium Clouds (% Sky Obscured)

79
61
46
36
33
28
31
28
20
10
6
7
14
15
20
22
24
25

High Clouds (% Sky Obscured)

49
53
56
63
66
80
71
51
20
10
6
7
34
59
82
72
60
65

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

32
37
36
44
43
31
29
20
7
9
8
14
40
67
84
76
58
20

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.4
0.2
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
7
7
7
7
7
6
7
6
6
6
6
6
6
6
6
6

Relative Humidity (%)

91
91
91
93
93
93
93
93
94
94
93
93
94
93
93
91
88
85

Pressure (mb)

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

Ozone (du)

355
357
358
360
362
364
367
356
345
334
328
323
317
315
313
311
308
305

Forecast for Culham, Oxfordshire, United Kingdom (51.66,-1.27)

Generated: 10/12/25 18:59:48. Forecast: 10/12/25 to 16/12/25. Timezone: UTC+0.00