Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 11

Third Quarter 46%

00:01

12:31

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
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 08:05, Set: 16:01, Transit: 12:03. Moon - Rise: 00:01, Set: 12:31. Civil Dark: 16:40 - 07:26. Nautical Dark: 17:23 - 06:43. Astro Dark: 18:04 - 06:02

Total Clouds (% Sky Obscured)

89
91
87
95
99
99
100
99
99
100
100
100
65
100
69
52
88
82
99
90
83
92
87
88

Low Clouds (% Sky Obscured)

89
78
70
63
73
71
87
98
90
58
74
31
0
0
0
0
14
0
4
29
44
24
29
30

Medium Clouds (% Sky Obscured)

23
53
87
95
93
91
86
92
78
77
85
81
65
78
58
39
81
23
73
82
55
3
8
79

High Clouds (% Sky Obscured)

49
80
87
89
96
86
100
87
72
100
100
100
55
100
69
50
76
82
99
80
62
52
35
57

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
16
47
67
87
95
81
32
4
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0.2
0.4
1.1
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
14
14
14
14
14
14
14
11
8
7
8
9
8
9
9
7
6
4
4
3
4
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
91
90
91
93
93
91
93
91
96
98
95
90
84
81
80
80
82
90
91
91
93
94
93

Pressure (mb)

1012
1012
1012
1012
1012
1011
1011
1011
1012
1012
1013
1015
1016
1017
1017
1018
1018
1019
1020
1021
1021
1023
1023
1024

Ozone (du)

298
297
297
295
296
298
302
305
308
310
311
311
315
315
313
314
315
315
316
316
315
312
313
315

Friday 12

Waning Crescent 36%

01:14

12:42

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

Sun - Rise: 08:06, Set: 16:01, Transit: 12:04. Moon - Rise: 01:14, Set: 12:42. Civil Dark: 16:41 - 07:27. Nautical Dark: 17:23 - 06:44. Astro Dark: 18:04 - 06:03

Total Clouds (% Sky Obscured)

85
87
95
90
22
14
4
12
7
0
0
0
20
42
78
62
100
100
100
100
100
100
95
95

Low Clouds (% Sky Obscured)

29
24
25
23
22
14
4
12
7
0
0
0
12
11
15
54
55
42
31
28
30
33
35
45

Medium Clouds (% Sky Obscured)

31
32
35
36
0
0
0
0
0
0
0
0
0
0
16
3
0
23
75
75
75
80
92
90

High Clouds (% Sky Obscured)

2
1
0
0
0
0
0
0
0
0
0
0
8
36
62
31
100
100
100
100
100
70
10
15

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
5
9

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)

4
4
4
4
3
3
3
3
3
4
4
4
4
6
8
9
9
10
10
9
10
10
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
93
93
93
91
91
91
91
89
91
91
91
88
85
82
81
84
90
93
94
93
90
88
88

Pressure (mb)

1025
1025
1025
1025
1026
1026
1026
1026
1027
1027
1027
1028
1028
1028
1027
1026
1026
1026
1025
1025
1025
1025
1025
1025

Ozone (du)

317
321
326
330
343
365
380
358
348
346
348
342
342
338
333
327
324
321
321
319
316
313
313
312

Saturday 13

Waning Crescent 27%

02:25

12:53

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
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 08:07, Set: 16:01, Transit: 12:04. Moon - Rise: 02:25, Set: 12:53. Civil Dark: 16:41 - 07:27. Nautical Dark: 17:24 - 06:44. Astro Dark: 18:04 - 06:04

Total Clouds (% Sky Obscured)

89
91
89
90
84
86
95
84
80
84
100
100
100
100
98
99
98
98
98
98
98
91
92
98

Low Clouds (% Sky Obscured)

60
51
64
51
34
35
37
32
36
37
31
50
56
63
50
50
67
69
83
71
65
60
77
83

Medium Clouds (% Sky Obscured)

74
41
41
42
31
40
52
62
80
84
82
79
83
84
71
71
64
66
38
73
77
37
38
40

High Clouds (% Sky Obscured)

15
21
20
15
30
58
80
53
26
28
94
100
97
88
86
94
83
73
44
28
33
30
27
41

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 (%)

7
5
0
2
4
0
0
0
0
0
0
0
0
0
0
0
1
3
10
22
25
37
48
54

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
11
11
11
11
11
12
13
13
15
17
17
17
18
16
16
17
18
17
16
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
91
90
91
93
93
93
93
93
93
91
90
87
85
85
87
88
93
93
85
81
84
91
85

Pressure (mb)

1024
1024
1023
1023
1023
1022
1022
1021
1020
1020
1020
1019
1019
1019
1018
1017
1016
1015
1015
1014
1014
1013
1013
1012

Ozone (du)

309
305
301
300
301
299
297
298
298
299
299
300
300
300
301
300
298
298
298
297
298
299
298
298

Sunday 14

Waning Crescent 19%

03:37

13:06

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
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 08:08, Set: 16:01, Transit: 12:05. Moon - Rise: 03:37, Set: 13:06. Civil Dark: 16:41 - 07:28. Nautical Dark: 17:24 - 06:45. Astro Dark: 18:04 - 06:05

Total Clouds (% Sky Obscured)

99
100
86
100
100
100
100
66
89
100
100
100
100
100
100
80
87
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

82
82
74
83
86
86
88
66
87
90
89
93
96
100
100
80
87
97
92
73
71
67
75
72

Medium Clouds (% Sky Obscured)

52
65
75
75
75
70
65
65
65
65
65
70
70
70
60
60
60
76
100
97
48
57
62
100

High Clouds (% Sky Obscured)

76
86
82
82
76
85
75
65
75
90
85
85
80
75
75
76
72
54
56
30
53
74
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
Very Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

60
72
80
82
95
95
95
95
95
81
70
78
75
70
71
78
65
76
94
95
95
95
95
94

Precipitation Amount (mm)

0
0.3
0.4
0.3
1
0.8
0.7
0.8
0.6
0.4
0.2
0.3
0.3
0.4
0.3
0.4
0.2
0.3
0.6
0.6
0.9
1.4
1.6
0.7

Wind Speed/Direction (mph)

18
17
18
17
18
18
17
16
16
17
18
18
17
17
18
18
19
19
19
19
19
15
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
83
87
93
87
85
83
85
93
88
85
83
88
90
93
91
86
88
88
88
88
88
93
90

Pressure (mb)

1011
1011
1010
1009
1009
1008
1007
1006
1006
1005
1005
1004
1004
1003
1003
1002
1002
1001
1001
1001
1001
1002
1002
1002

Ozone (du)

299
300
301
303
305
309
312
313
319
327
335
341
343
344
335
323
314
310
307
304
303
304
307
311

Monday 15

Waning Crescent 12%

04:49

13:22

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
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 08:09, Set: 16:01, Transit: 12:05. Moon - Rise: 04:49, Set: 13:22. Civil Dark: 16:41 - 07:29. Nautical Dark: 17:24 - 06:46. Astro Dark: 18:05 - 06:05

Total Clouds (% Sky Obscured)

100
100
99
97
90
93
99
100
97
93
89
86
83
82
65
59
39
48
57
66
57
50
43
42

Low Clouds (% Sky Obscured)

81
79
73
63
56
68
81
92
82
73
64
43
28
10
18
27
32
39
47
54
50
47
43
35

Medium Clouds (% Sky Obscured)

99
99
98
71
58
59
63
85
87
90
86
86
83
82
65
59
39
48
57
66
57
48
31
21

High Clouds (% Sky Obscured)

100
97
52
22
2
25
48
80
55
33
9
8
19
25
22
29
38
34
26
15
9
4
1
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
5
7
7
8
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
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

63
32
19
14
8
28
44
54
60
69
63
50
35
39
49
40
26
22
9
1
0
0
0
2

Precipitation Amount (mm)

0.2
0
0
0
0
0
0
0.2
0.3
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
12
12
10
9
7
6
5
4
4
4
5
7
7
8
7
7
6
5
5
4
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
91
90
90
95
95
95
96
96
93
95
96
91
91
93
91
90
90
91
91
93
91
93
93

Pressure (mb)

1003
1003
1004
1004
1004
1004
1005
1005
1006
1007
1008
1009
1010
1010
1011
1011
1012
1013
1013
1014
1015
1016
1016
1017

Ozone (du)

312
312
314
316
317
317
318
318
312
307
303
299
301
312
318
327
336
346
348
350
352
346
341
335

Tuesday 16

Waning Crescent 7%

06:02

13:44

22 Bad
23 Bad
00 OK
01 OK
02 OK
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

Sun - Rise: 08:09, Set: 16:02, Transit: 12:05. Moon - Rise: 06:02, Set: 13:44. Civil Dark: 16:41 - 07:30. Nautical Dark: 17:24 - 06:47. Astro Dark: 18:05 - 06:06

Total Clouds (% Sky Obscured)

42
42
36
34
30
49
74
97
98
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

30
26
17
7
0
9
18
27
36
44
50
62
73
85
90
95
100
100
100
100
100
100
100
89

Medium Clouds (% Sky Obscured)

10
0
0
0
0
3
5
6
34
63
91
93
94
95
90
84
78
83
87
93
85
74
65
60

High Clouds (% Sky Obscured)

2
3
7
9
15
43
69
97
98
99
100
99
99
98
67
35
7
12
17
23
51
76
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
5
7
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
1
1
1
15
32
48
59
75
95
91
89
83
70
56
39
48

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.5
0.9
0.6
0.6
0.4
0.3
0
0
0

Wind Speed/Direction (mph)

5
5
5
5
5
4
5
6
6
8
10
11
14
17
20
21
22
23
23
22
22
21
19
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
93
93
91
91
91
91
89
88
87
85
85
84
85
87
88
91
93
95
95
96
98

Pressure (mb)

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

Ozone (du)

332
329
325
321
317
313
310
307
304
304
304
303
302
301
299
296
293
290
292
294
296
295
294
294

Wednesday 17

Waning Crescent 3%

07:13

14:13

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: 16:02, Transit: 12:06. Moon - Rise: 07:13, Set: 14:13. Civil Dark: 16:42 - 07:30. Nautical Dark: 17:25 - 06:47. Astro Dark: 18:05 - 06:06

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
90
85
80
79
76
70
63
66
66

Low Clouds (% Sky Obscured)

78
68
71
75
76
75
77
83
82
84
78
78
80
78
77
66
58
55
48
48

Medium Clouds (% Sky Obscured)

55
51
55
65
77
85
92
100
100
100
100
88
70
50
50
45
45
50
60
65

High Clouds (% Sky Obscured)

100
100
100
100
100
100
98
94
65
55
47
51
46
45
30
15
15
15
20
25

ISS Passover

Visibility (miles)

6
3
1
1
0
0
0
0
0
1
2
3
3
3
3
5
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

Precipitation Type

None
None
None
None
None
None
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
None

Precipitation Probability (%)

42
39
37
38
35
44
53
59
74
95
95
95
95
95
95
95
95
93
79
56

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0.3
0.4
0.8
1.4
1.2
1.1
0.6
0.8
0.8
0.8
0.6
0.4
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
98
98
100
98
98
98
96
95
93
91
88
90
91
91
90
87

Pressure (mb)

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

Ozone (du)

294
294
294
296
298
300
299
298
297
293
288
284
282
280
278
276
274
271
271
270

Forecast for Twerton, Bath and North East Somerset, United Kingdom (51.36,-2.38)

Generated: 11/12/25 22:29:01. Forecast: 11/12/25 to 17/12/25. Timezone: UTC+0.00