Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 11

Third Quarter 46%

00:09

12:38

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: 08:07, Set: 16:13, Transit: 12:10. Moon - Rise: 00:09, Set: 12:38. Civil Dark: 16:51 - 07:29. Nautical Dark: 17:33 - 06:47. Astro Dark: 18:12 - 06:07

Total Clouds (% Sky Obscured)

100
99
90
94
100
100
98
100
100
100
100
100
98
66
82
83
82
76
86
84
97
74
90
70

Low Clouds (% Sky Obscured)

61
63
62
63
56
83
92
85
43
48
37
12
6
4
0
0
0
0
0
35
31
0
13
46

Medium Clouds (% Sky Obscured)

94
71
55
94
100
94
95
100
95
100
100
81
46
22
82
42
41
37
46
75
97
67
17
6

High Clouds (% Sky Obscured)

86
5
63
28
88
100
95
100
100
100
97
98
95
66
72
17
31
56
49
18
31
45
51
21

ISS Passover

Visibility (miles)

8
8
6
9
9
9
9
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
51
58
78
95
93
40
29
6
1
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

15
17
17
18
16
17
17
17
13
10
12
12
10
9
7
6
5
6
6
6
5
4
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
93
93
95
93
91
91
93
96
95
96
93
90
90
91
88
85
78
76
77
81
88
93
93

Pressure (mb)

1012
1012
1012
1011
1011
1011
1010
1010
1010
1010
1011
1012
1013
1014
1016
1017
1017
1018
1019
1019
1020
1020
1021
1022

Ozone (du)

306
305
306
307
308
310
310
311
314
315
316
318
321
324
323
323
323
323
323
323
322
319
320
318

Friday 12

Waning Crescent 36%

01:20

12:50

18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
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

Sun - Rise: 08:08, Set: 16:13, Transit: 12:10. Moon - Rise: 01:20, Set: 12:50. Civil Dark: 16:51 - 07:30. Nautical Dark: 17:33 - 06:48. Astro Dark: 18:12 - 06:08

Total Clouds (% Sky Obscured)

53
74
84
100
94
85
86
49
60
67
65
35
49
57
59
54
73
94
65
100
100
100
100
100

Low Clouds (% Sky Obscured)

46
50
44
37
30
36
39
49
60
67
65
35
47
55
57
52
56
59
55
52
52
58
58
42

Medium Clouds (% Sky Obscured)

35
56
50
93
71
57
55
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
75
74

High Clouds (% Sky Obscured)

5
3
1
0
0
2
0
0
0
0
0
0
49
45
55
54
73
92
65
100
100
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
1
1
1
0
0
1
6
13
10
3
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
2
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)

3
4
3
3
2
2
2
2
2
2
2
2
1
1
2
3
4
8
11
13
13
12
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1023
1024
1024
1025
1026
1026
1026
1026
1027
1027
1027
1028
1028
1028
1028
1029
1029
1029
1028
1028
1027
1027
1027
1027

Ozone (du)

319
320
321
324
327
336
346
360
379
364
358
348
342
340
340
339
337
333
329
322
320
318
320
318

Saturday 13

Waning Crescent 27%

02:31

13:02

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: 08:09, Set: 16:13, Transit: 12:11. Moon - Rise: 02:31, Set: 13:02. Civil Dark: 16:51 - 07:30. Nautical Dark: 17:33 - 06:49. Astro Dark: 18:13 - 06:09

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
97
98
97
89
95
91
94
97
100
93
95
97
99
98
90
97

Low Clouds (% Sky Obscured)

62
57
49
50
49
41
43
41
29
37
38
39
38
39
42
44
52
53
60
68
74
66
60
66

Medium Clouds (% Sky Obscured)

65
65
64
89
63
85
87
89
79
67
66
69
74
71
63
73
54
61
78
86
55
53
48
42

High Clouds (% Sky Obscured)

98
100
100
100
100
100
100
100
78
86
67
53
65
55
68
87
100
70
79
88
96
83
64
60

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
1
5
3
0
1
3
7
3
1
1
1
0
0
0
0
17
6
4
6
14

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
12
12
12
12
13
13
14
13
13
13
13
12
13
13
15
16
17
18
18
19
18
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
88
85
87
87
85
85
85
87
88
90
88
88
88
87
85
88
90
90
88
84
88
91

Pressure (mb)

1026
1026
1026
1026
1026
1025
1025
1024
1024
1024
1023
1022
1022
1021
1021
1021
1020
1020
1019
1018
1017
1016
1016
1015

Ozone (du)

313
310
309
308
307
306
304
303
302
300
298
298
297
298
299
299
300
300
301
300
300
300
300
300

Sunday 14

Waning Crescent 19%

03:41

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: 08:10, Set: 16:13, Transit: 12:11. Moon - Rise: 03:41, Set: 13:16. Civil Dark: 16:52 - 07:31. Nautical Dark: 17:33 - 06:49. Astro Dark: 18:13 - 06:10

Total Clouds (% Sky Obscured)

98
99
100
88
84
84
97
97
100
100
100
100
100
100
100
100
94
73
93
95
100
100
100
100

Low Clouds (% Sky Obscured)

84
87
91
76
84
84
97
97
100
97
94
91
94
97
100
94
80
44
63
58
54
60
63
67

Medium Clouds (% Sky Obscured)

57
60
62
63
64
60
60
60
55
55
55
50
50
40
40
31
28
24
17
10
56
72
84
100

High Clouds (% Sky Obscured)

61
24
48
55
28
34
25
16
9
28
46
65
60
55
55
60
66
68
72
71
73
79
76
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
6
5
5
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
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
Light Rain
Light Rain
None
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

11
17
29
35
52
83
88
95
95
95
95
95
95
95
95
95
91
67
82
74
50
59
59
60

Precipitation Amount (mm)

0
0
0
0
0
0.7
0.6
0.8
1.1
1
1.6
2.2
1.6
1.4
0.9
1
0.5
0
0.5
0.4
0
0.2
0.2
0

Wind Speed/Direction (mph)

18
19
19
18
18
17
17
17
16
15
15
15
15
15
16
16
17
18
19
19
19
19
19
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
87
83
87
96
98
96
95
93
90
95
96
96
95
93
88
90
88
87
87
88
92
95
95

Pressure (mb)

1014
1014
1013
1012
1012
1011
1010
1009
1009
1008
1007
1006
1006
1005
1005
1005
1004
1004
1004
1003
1003
1003
1002
1002

Ozone (du)

301
302
304
304
305
308
313
318
325
335
343
350
354
355
351
344
332
319
311
307
304
302
302
304

Monday 15

Waning Crescent 12%

04:52

13:34

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 OK
14 OK
15 OK
16 OK
17 Good

Sun - Rise: 08:11, Set: 16:13, Transit: 12:12. Moon - Rise: 04:52, Set: 13:34. Civil Dark: 16:52 - 07:32. Nautical Dark: 17:34 - 06:50. Astro Dark: 18:13 - 06:10

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
81
83
86
68
60
57
50
45
36
26
15
4

Low Clouds (% Sky Obscured)

67
69
73
77
79
83
77
71
62
60
61
60
56
51
52
43
32
28
29
29
29
20
13
4

Medium Clouds (% Sky Obscured)

100
96
100
100
99
97
100
100
100
100
100
100
81
83
79
63
43
26
17
11
4
4
2
1

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
98
97
96
25
25
35
30
30
35
27
23
12
8
4
0

ISS Passover

Visibility (miles)

4
7
7
5
4
4
8
9
6
3
3
3
8
8
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

78
87
95
95
95
88
73
81
90
90
79
54
71
68
62
42
22
5
5
4
2
5
5
3

Precipitation Amount (mm)

0.4
0.5
0.6
0.8
1.1
0.6
0.3
0.4
0.5
0.5
0.5
0
0.3
0.3
0.3
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

19
19
17
16
14
13
13
9
6
11
11
12
14
12
10
8
9
10
11
10
9
9
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
96
95
95
95
95
93
91
93
91
90
91
91
90
90
87
82
80
81
81
81
84
86

Pressure (mb)

1002
1003
1003
1003
1003
1003
1003
1003
1004
1004
1005
1006
1006
1007
1009
1010
1011
1012
1012
1013
1014
1014
1015
1016

Ozone (du)

307
312
318
322
326
325
326
328
326
316
306
308
311
319
327
336
344
352
359
360
361
362
361
360

Tuesday 16

Waning Crescent 6%

06:04

13:56

18 OK
19 OK
20 OK
21 OK
22 OK
23 OK
00 OK
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: 08:11, Set: 16:13, Transit: 12:12. Moon - Rise: 06:04, Set: 13:56. Civil Dark: 16:52 - 07:33. Nautical Dark: 17:34 - 06:51. Astro Dark: 18:13 - 06:11

Total Clouds (% Sky Obscured)

11
12
17
13
12
11
31
48
58
71
85
97
98
99
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

11
12
17
13
12
11
31
42
43
44
42
40
43
48
54
68
82
98
99
100
100
100
100
100

Medium Clouds (% Sky Obscured)

5
9
17
13
9
0
0
0
0
25
44
47
55
76
100
100
100
100
100
99
99
92
86
80

High Clouds (% Sky Obscured)

0
0
0
0
0
0
9
17
25
50
75
97
98
99
100
100
100
100
75
50
25
24
22
21

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
3
4
4
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
5
13
10
5
7
4
6
11
11
9
4
10
13
18
46
71
95
95
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
0.7
0.7
0.8
1.1
0.9
1.1
1.1

Wind Speed/Direction (mph)

4
4
4
4
3
3
4
5
6
8
10
13
16
18
20
22
23
23
24
23
23
23
23
24

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
88
88
88
89
89
89
89
88
88
85
84
82
82
82
81
87
90
95
95
96
98
96
98

Pressure (mb)

1016
1017
1017
1018
1018
1018
1018
1018
1018
1017
1017
1017
1016
1016
1016
1015
1014
1014
1013
1012
1011
1010
1009
1008

Ozone (du)

359
352
346
339
334
329
324
322
319
316
313
310
307
304
302
299
298
297
296
296
295
294
295
295

Wednesday 17

Waning Crescent 3%

07:13

14:27

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

Sun - Rise: 08:12, Set: 16:14, Transit: 12:13. Moon - Rise: 07:13, Set: 14:27. Civil Dark: 16:52 - 07:33. Nautical Dark: 17:34 - 06:51. Astro Dark: 18:14 - 06:12

Total Clouds (% Sky Obscured)

100
100
100
95
89
90
93
94
95
98
99
100
98
96
95
95
95
94

Low Clouds (% Sky Obscured)

100
100
100
88
77
68
61
52
43
33
27
21
17
16
18
14
17
15

Medium Clouds (% Sky Obscured)

81
84
91
79
68
57
65
71
74
83
91
99
84
70
45
45
40
40

High Clouds (% Sky Obscured)

47
74
100
77
53
25
25
25
20
20
20
15
35
50
55
55
55
55

ISS Passover

Visibility (miles)

2
5
7
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

Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
46
38
28
26
19
15
23
22
17
2
5
6
2

Precipitation Amount (mm)

1
1.5
1.8
1.2
0.6
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

25
24
23
22
17
12
7
8
8
8
7
6
6
5
6
6
7
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
100
100
98
96
93
91
93
94
94
94
94
94
94
93
93
93
91

Pressure (mb)

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

Ozone (du)

296
299
303
307
306
306
306
307
307
307
304
301
299
296
294
292
289
287

Forecast for Wembury, Devon, United Kingdom (50.33,-4.09)

Generated: 11/12/25 18:22:30. Forecast: 11/12/25 to 17/12/25. Timezone: UTC+0.00