Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 11

Third Quarter 57%

23:47

12:07

01 OK
02 OK
03 OK
04 OK
05 OK
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

Sun - Rise: 07:50, Set: 15:47, Transit: 11:49. Moon - Rise: 23:47, Set: 12:07. Civil Dark: 16:27 - 07:11. Nautical Dark: 17:10 - 06:28. Astro Dark: 17:50 - 05:47

Total Clouds (% Sky Obscured)

15
17
24
26
33
39
43
51
58
67
74
72
66
76
99
100
93
100
100
100
91
98
94
95

Low Clouds (% Sky Obscured)

15
17
24
26
33
39
43
51
58
67
74
72
66
76
81
83
68
68
64
63
56
62
82
80

Medium Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
35
82
100
100
86
86
89
83
88

High Clouds (% Sky Obscured)

0
0
0
0
0
2
1
1
1
0
0
0
0
1
96
99
52
94
27
20
2
81
43
8

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)

9
9
8
10
10
10
10
11
11
12
14
14
14
12
11
11
10
10
10
10
10
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
7
8
8
8
8
8
8
9
9
8
8
8
8
8
8
8
8
8
9
8
9
9

Relative Humidity (%)

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

Pressure (mb)

1022
1022
1021
1021
1021
1021
1021
1021
1021
1020
1020
1019
1019
1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017

Ozone (du)

299
298
297
296
295
295
294
294
293
295
297
298
300
303
303
304
304
303
305
305
303
301
302
304

Friday 12

Waning Crescent 46%

00:59

12:17

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
23 Bad
00 Bad

Sun - Rise: 07:51, Set: 15:47, Transit: 11:49. Moon - Rise: 00:59, Set: 12:17. Civil Dark: 16:27 - 07:12. Nautical Dark: 17:10 - 06:29. Astro Dark: 17:50 - 05:48

Total Clouds (% Sky Obscured)

92
98
80
90
88
85
93
98
100
100
100
100
97
100
99
100
100
97
100
100
96
100
100
100

Low Clouds (% Sky Obscured)

82
57
57
77
68
61
82
57
57
44
42
77
44
59
87
100
100
89
82
62
0
0
0
0

Medium Clouds (% Sky Obscured)

34
45
20
32
39
67
17
75
32
56
75
89
91
66
80
95
98
73
92
98
96
100
100
93

High Clouds (% Sky Obscured)

40
74
36
30
28
41
62
92
100
100
100
100
79
98
86
73
100
40
100
100
45
39
91
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
1
7
23
4
6
17
8
20
31
29
7
1
1
1
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)

9
8
8
9
9
9
9
10
10
10
12
14
14
14
13
11
12
8
7
5
6
6
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
96
96
95
95
96
95
95
93
93
92
89
87
90
95
90
91
91
91
87
85
82
82

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1018
1018
1019
1019
1021
1021
1022
1023
1023
1023

Ozone (du)

306
307
306
306
305
305
305
305
305
306
308
311
311
311
315
316
316
317
319
321
320
319
321
322

Saturday 13

Waning Crescent 36%

00:59

12:28

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

Sun - Rise: 07:52, Set: 15:47, Transit: 11:50. Moon - Rise: 00:59, Set: 12:28. Civil Dark: 16:27 - 07:12. Nautical Dark: 17:10 - 06:30. Astro Dark: 17:50 - 05:49

Total Clouds (% Sky Obscured)

100
91
91
83
70
25
33
21
35
35
40
81
78
76
100
100
100
100
100
100
100
99
99
99

Low Clouds (% Sky Obscured)

0
0
0
15
11
0
5
7
0
3
1
4
27
21
20
14
42
33
27
21
27
33
39
44

Medium Clouds (% Sky Obscured)

90
78
31
25
22
18
33
21
35
4
40
75
37
7
7
25
94
96
97
98
97
96
79
33

High Clouds (% Sky Obscured)

98
38
81
0
0
25
25
0
0
30
19
60
62
63
100
100
100
100
100
100
96
91
86
57

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
6
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
Very Light Rain
Light Rain
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
1
1
0
0
0
0
0
1
10
37
44
56
76
55
50
41
25
35

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.5
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
6
7
8
8
9
9
11
14
15
16
17
18
18
18
18
17
18
19
20
21
21
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
3
4
4
4
2
2
3
3
3
4
4
3
3
3
3
3
4
3
4
4
4
4

Dew Point (°C)

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

Relative Humidity (%)

81
82
86
88
90
93
91
91
90
84
80
80
80
81
81
82
87
90
90
91
93
91
91
91

Pressure (mb)

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

Ozone (du)

327
336
358
376
375
374
363
357
356
348
341
339
334
327
324
320
316
314
309
310
307
304
302
300

Sunday 14

Waning Crescent 27%

02:11

12:39

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
23 Bad
00 Bad

Sun - Rise: 07:53, Set: 15:47, Transit: 11:50. Moon - Rise: 02:11, Set: 12:39. Civil Dark: 16:27 - 07:13. Nautical Dark: 17:10 - 06:30. Astro Dark: 17:51 - 05:50

Total Clouds (% Sky Obscured)

98
98
98
99
99
99
99
99
98
96
95
97
99
100
98
96
94
96
98
100
100
100
100
100

Low Clouds (% Sky Obscured)

49
54
54
55
55
60
68
73
69
63
58
48
39
34
39
45
50
56
62
68
76
83
92
94

Medium Clouds (% Sky Obscured)

54
42
44
43
48
49
52
49
58
46
86
86
39
41
45
75
44
78
63
50
81
99
91
47

High Clouds (% Sky Obscured)

28
0
0
0
0
24
51
75
56
49
43
68
84
100
85
68
50
68
84
100
83
63
48
65

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
Very Light Rain

Precipitation Probability (%)

48
45
47
33
17
24
18
9
22
25
19
10
20
11
14
6
6
5
4
12
30
46
57
58

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
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
90
91
93
93
95
95
95
95
95
93
95
95
93
93
91
91
88
87
86
83
83
84
86

Pressure (mb)

1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1016
1016
1016
1015
1015
1014
1013
1013
1013
1012
1012
1012
1011
1011

Ozone (du)

300
300
299
298
300
301
301
303
303
304
304
303
299
297
294
291
286
284
283
283
281
279
278
278

Monday 15

Waning Crescent 19%

03:22

12:52

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
23 Bad
00 Bad

Sun - Rise: 07:54, Set: 15:48, Transit: 11:51. Moon - Rise: 03:22, Set: 12:52. Civil Dark: 16:27 - 07:14. Nautical Dark: 17:10 - 06:31. Astro Dark: 17:51 - 05:51

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)

97
100
96
91
88
88
88
88
89
90
90
90
89
89
89
90
90
87
85
84
80
72
72
75

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
88
68
48
46
49
47
66
79
95
72
50
29
27

High Clouds (% Sky Obscured)

83
100
100
100
100
99
100
100
100
100
100
97
94
91
87
83
79
70
63
58
65
64
58
63

ISS Passover

Visibility (miles)

6
4
5
5
6
4
4
6
4
5
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

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

Precipitation Probability (%)

64
65
86
95
95
95
95
95
95
95
79
95
95
94
95
95
95
95
95
78
66
53
34
27

Precipitation Amount (mm)

0.3
0.3
0.5
0.7
0.9
1.1
0.9
1
0.9
0.7
0.3
1
0.9
0.5
0.7
1
0.9
0.8
0.7
0.5
0.4
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
11
11
11
11
10
10
10
10
10
10
10
10
10
10
11
11
11
11
11
11
11
11
11

Feels Like (°C)

5
5
5
5
5
6
6
6
6
6
6
6
6
6
6
6
7
6
7
7
7
7
7
7

Dew Point (°C)

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

Relative Humidity (%)

88
88
88
93
93
95
95
95
93
95
95
95
93
93
93
93
95
95
95
95
95
96
95
95

Pressure (mb)

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

Ozone (du)

278
278
279
279
280
281
282
282
283
288
292
297
301
305
309
310
311
312
312
313
313
312
311
310

Tuesday 16

Waning Crescent 12%

04:35

13:08

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 OK
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 07:54, Set: 15:48, Transit: 11:51. Moon - Rise: 04:35, Set: 13:08. Civil Dark: 16:28 - 07:15. Nautical Dark: 17:10 - 06:32. Astro Dark: 17:51 - 05:51

Total Clouds (% Sky Obscured)

100
100
98
97
96
96
98
99
99
100
100
100
100
100
72
42
18
24
27
35
32
39
46
47

Low Clouds (% Sky Obscured)

77
81
73
64
52
60
66
76
71
61
50
56
63
70
50
30
10
6
3
0
9
18
28
29

Medium Clouds (% Sky Obscured)

26
25
32
47
46
45
55
64
69
75
81
75
77
74
52
31
12
22
27
35
32
39
46
47

High Clouds (% Sky Obscured)

64
65
77
85
91
85
72
58
72
86
100
99
99
98
65
36
8
9
16
22
21
13
5
5

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
8
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
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

23
19
19
22
14
40
54
67
73
73
68
54
38
17
13
5
3
8
19
28
54
61
56
44

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
91
91
91
91
91
91
91
88
88
87
88
88
88
90
91
93
91
91
90
90
89
89

Pressure (mb)

1006
1006
1006
1006
1006
1007
1007
1007
1008
1008
1008
1008
1008
1008
1009
1009
1010
1011
1011
1011
1011
1012
1012
1013

Ozone (du)

309
307
305
305
304
304
300
296
292
297
302
307
312
318
323
324
325
327
331
335
339
342
345
348

Wednesday 17

Waning Crescent 7%

05:47

13:30

Sun - Rise: 07:55, Set: 15:48, Transit: 11:52. Moon - Rise: 05:47, Set: 13:30. Civil Dark: 16:28 - 07:15. Nautical Dark: 17:11 - 06:32. Astro Dark: 17:51 - 05:52

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 Canterbury, Kent, United Kingdom (51.28,1.08)

Generated: 11/12/25 01:24:47. Forecast: 11/12/25 to 17/12/25. Timezone: UTC+0.00