Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 16

Waning Crescent 12%

06:04

13:19

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

Sun - Rise: 08:11, Set: 15:58, Transit: 12:04. Moon - Rise: 06:04, Set: 13:19. Civil Dark: 16:39 - 07:30. Nautical Dark: 17:22 - 06:46. Astro Dark: 18:03 - 06:05

Total Clouds (% Sky Obscured)

100
100
100
100
89
93
95
99
92
82
100
34
32
16
20
20
21
36
46
65
97
83
100
93

Low Clouds (% Sky Obscured)

90
67
59
49
49
54
49
48
49
36
21
8
9
4
0
0
0
5
0
20
14
0
0
12

Medium Clouds (% Sky Obscured)

97
98
98
92
86
89
87
99
89
79
99
34
32
16
0
0
0
0
0
23
21
25
43
41

High Clouds (% Sky Obscured)

48
40
55
62
55
50
48
15
47
6
38
3
3
0
20
20
21
36
46
50
97
83
32
48

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 (%)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
71
100
100
100
100
39
59
93

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
1
9
3
0
0
0
0
0
1
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)

8
11
10
10
8
8
9
9
8
7
5
4
3
2
2
2
2
3
4
4
5
5
6
7

Chance of Frost

Temperature (°C)

8
8
7
7
7
7
8
8
8
7
6
6
5
4
4
4
3
3
2
2
2
3
4
4

Feels Like (°C)

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

Dew Point (°C)

7
7
6
5
5
6
5
6
5
5
5
4
3
3
2
2
2
1
1
1
1
2
2
3

Relative Humidity (%)

95
93
93
90
90
88
85
85
85
87
91
90
89
89
89
89
89
89
91
93
91
89
89
93

Pressure (mb)

1005
1007
1008
1009
1010
1011
1011
1011
1012
1013
1013
1014
1015
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1016

Ozone (du)

303
307
313
318
329
335
342
341
346
350
353
362
358
345
338
333
328
321
318
316
314
310
307
304

Wednesday 17

Waning Crescent 7%

06:04

13:40

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: 08:11, Set: 15:58, Transit: 12:05. Moon - Rise: 06:04, Set: 13:40. Civil Dark: 16:39 - 07:31. Nautical Dark: 17:22 - 06:47. Astro Dark: 18:04 - 06:06

Total Clouds (% Sky Obscured)

98
96
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)

30
30
74
72
91
100
100
100
100
100
100
100
100
100
100
100
94
99
87
40
0
0
77
100

Medium Clouds (% Sky Obscured)

46
56
95
89
100
100
100
86
100
94
90
96
80
94
99
100
100
100
100
92
100
100
100
86

High Clouds (% Sky Obscured)

80
37
99
100
100
100
100
100
100
73
100
100
100
39
92
100
98
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
7
8
3
2
2
2
5
3
7
9
9
9

Fog (%)

65
78
4
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
Very Light Rain
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
None
None
None
None

Precipitation Probability (%)

0
14
50
75
65
52
32
23
20
33
36
63
95
95
95
95
95
95
95
95
41
22
8
9

Precipitation Amount (mm)

0
0
0
0.5
0.3
0.2
0
0
0
0
0
0.3
0.6
1.6
1.5
2.3
3.9
2.7
0.9
0.9
0
0
0
0

Wind Speed/Direction (mph)

7
8
10
11
13
14
15
16
17
17
18
19
20
21
22
21
21
20
17
15
11
8
4
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
2
2
3
3
2
3
4
4
5
5
5
4
4
5
5
5
5
6
6
7
7
8
8

Dew Point (°C)

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

Relative Humidity (%)

91
88
88
87
84
82
82
82
84
85
87
88
88
91
93
93
93
93
92
93
96
96
98
96

Pressure (mb)

1016
1016
1016
1016
1015
1015
1014
1013
1012
1011
1011
1010
1010
1009
1008
1008
1008
1007
1007
1007
1007
1007
1007
1006

Ozone (du)

301
299
300
300
299
298
299
297
298
295
294
294
297
299
303
309
316
317
318
313
309
307
305
301

Thursday 18

Waning Crescent 3%

07:16

14:09

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: 08:12, Set: 15:59, Transit: 12:05. Moon - Rise: 07:16, Set: 14:09. Civil Dark: 16:39 - 07:31. Nautical Dark: 17:23 - 06:48. Astro Dark: 18:04 - 06:07

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
97
100
100
100
100
94
96
70
67
62
58
59
60
68

Low Clouds (% Sky Obscured)

94
88
84
84
96
99
95
75
80
69
66
65
58
85
66
64
8
15
21
28
32
34
34
37

Medium Clouds (% Sky Obscured)

100
100
96
100
100
100
100
100
100
100
97
100
100
69
37
43
54
40
40
40
35
40
45
50

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
71
87
62
100
100
100
100
75
92
70
67
62
58
59
60
68

ISS Passover

Visibility (miles)

2
1
1
2
3
2
3
1
2
4
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
1
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
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

46
95
95
95
95
95
95
95
95
69
20
31
27
22
7
1
4
0
0
0
1
0
0
0

Precipitation Amount (mm)

0
1.1
1.2
1
2
3.6
3.3
4.7
1.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
6
12
13
14
14
14
14
13
13
16
16
18
17
16
18
16
13
9
9
9
10
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
7
7
7
6
6
8
7
7
6
5
5
5
4
2
3
2
4
4
4
3
3
2

Dew Point (°C)

9
10
10
11
11
11
10
11
10
10
9
9
9
9
7
7
6
5
5
4
4
4
4
4

Relative Humidity (%)

98
98
96
95
95
96
93
95
95
93
91
91
91
87
85
87
84
82
85
85
85
86
88
88

Pressure (mb)

1006
1005
1004
1004
1003
1001
1000
999
999
1000
1000
1001
1001
1002
1003
1005
1006
1008
1009
1009
1010
1011
1012
1012

Ozone (du)

296
292
293
293
291
298
305
304
303
309
314
322
340
357
370
383
387
389
389
381
372
370
382
385

Friday 19

Waning Crescent 1%

08:20

14:50

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

Sun - Rise: 08:13, Set: 15:59, Transit: 12:06. Moon - Rise: 08:20, Set: 14:50. Civil Dark: 16:40 - 07:32. Nautical Dark: 17:23 - 06:48. Astro Dark: 18:04 - 06:07

Total Clouds (% Sky Obscured)

52
33
25
30
33
30
32
45
41
38
33
38
37
62
58
67
67
66
70
46
33
40
45
47

Low Clouds (% Sky Obscured)

36
33
25
30
33
30
32
45
41
38
33
38
37
48
40
39
37
36
39
42
33
40
45
47

Medium Clouds (% Sky Obscured)

33
17
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
4

High Clouds (% Sky Obscured)

52
28
0
0
0
0
0
0
0
0
0
0
2
40
39
50
50
45
29
9
1
3
2
2

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)

11
11
11
11
12
12
13
12
12
11
9
8
7
7
7
7
6
6
7
7
7
8
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
4
4
4
5
6
6
6
6
6
6
6
6
5
5
5
4
4
4
4
4
4
4
4

Relative Humidity (%)

90
91
90
90
90
88
85
84
82
84
88
91
93
93
93
91
91
93
93
94
94
94
94
93

Pressure (mb)

1013
1014
1014
1015
1015
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1016
1016
1015
1015
1014
1014
1013
1012

Ozone (du)

375
371
374
371
364
353
340
332
329
319
301
299
296
296
294
292
290
287
282
280
277
275
274
277

Saturday 20

New Moon 0%

09:14

15:45

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 OK
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 08:13, Set: 15:59, Transit: 12:06. Moon - Rise: 09:14, Set: 15:45. Civil Dark: 16:40 - 07:32. Nautical Dark: 17:24 - 06:49. Astro Dark: 18:05 - 06:08

Total Clouds (% Sky Obscured)

70
84
99
95
87
85
95
96
97
100
100
100
25
25
25
27
35
48
50
53
58
72
87
100

Low Clouds (% Sky Obscured)

54
58
62
70
78
85
80
73
67
63
60
57
0
0
0
20
35
48
50
53
58
58
59
59

Medium Clouds (% Sky Obscured)

21
35
50
46
43
39
47
46
50
87
100
97
25
25
23
27
35
48
50
53
58
72
87
99

High Clouds (% Sky Obscured)

41
48
75
48
26
1
2
5
19
52
76
100
25
25
25
20
15
15
15
20
30
40
50
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
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
Very Light Rain
None
None
None

Precipitation Probability (%)

1
1
0
14
28
40
70
90
95
78
52
12
2
2
0
11
15
17
33
44
54
46
36
18

Precipitation Amount (mm)

0
0
0
0
0
0
0.4
0.7
0.8
0.5
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0

Wind Speed/Direction (mph)

10
11
13
14
15
16
17
14
12
11
10
11
10
9
8
8
7
7
8
9
10
12
12
12

Chance of Frost

Temperature (°C)

6
5
6
6
7
8
9
8
8
7
7
6
6
5
4
4
4
4
3
4
4
5
5
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
93
91
90
87
85
84
82
82
84
87
87
86
86
85
85
85
85
85
86
88
88
91
91

Pressure (mb)

1011
1011
1010
1009
1009
1008
1007
1006
1005
1005
1004
1004
1004
1006
1006
1005
1005
1005
1004
1004
1004
1004
1003
1003

Ozone (du)

282
287
290
292
298
303
308
311
311
314
318
324
326
325
324
323
322
321
321
322
323
324
325
327

Sunday 21

Waxing Crescent 2%

09:54

16:52

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: 08:14, Set: 16:00, Transit: 12:07. Moon - Rise: 09:54, Set: 16:52. Civil Dark: 16:41 - 07:33. Nautical Dark: 17:24 - 06:49. Astro Dark: 18:05 - 06:08

Total Clouds (% Sky Obscured)

100
100
100
96
95
96
95
86
71
76
79
86
90
94
99
92
84
75
76
78
81
79
79
79

Low Clouds (% Sky Obscured)

62
66
69
67
68
69
66
67
64
68
69
75
76
78
78
75
73
73
74
75
77
75
73
70

Medium Clouds (% Sky Obscured)

95
92
89
92
93
96
86
75
70
70
79
86
85
80
74
50
25
1
1
0
0
0
0
0

High Clouds (% Sky Obscured)

40
30
20
15
10
10
5
5
5
5
10
24
25
28
25
14
7
2
4
6
11
12
20
38

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 (%)

24
28
30
30
29
28
29
27
19
24
25
21
34
40
44
40
35
32
27
24
20
17
12
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
5
5
4
5
5
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
5
4

Relative Humidity (%)

93
93
91
91
93
93
93
93
91
91
91
93
93
93
93
91
91
91
91
91
93
93
93
91

Pressure (mb)

1003
1003
1004
1004
1004
1004
1004
1004
1004
1004
1005
1005
1005
1006
1006
1006
1007
1007
1007
1008
1008
1008
1009
1009

Ozone (du)

328
335
341
348
352
356
360
362
364
367
368
369
371
374
377
381
382
384
386
385
385
384
383
381

Monday 22

Waxing Crescent 6%

10:24

18:07

Sun - Rise: 08:14, Set: 16:01, Transit: 12:07. Moon - Rise: 10:24, Set: 18:07. Civil Dark: 16:41 - 07:33. Nautical Dark: 17:25 - 06:50. Astro Dark: 18:06 - 06:09

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 Abbeymead, Gloucestershire, United Kingdom (51.85,-2.21)

Generated: 16/12/25 06:51:22. Forecast: 16/12/25 to 22/12/25. Timezone: UTC+0.00