Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 29

Waxing Gibbous 66%

13:21

01:27

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 OK
03 Bad
04 OK
05 Good
06 Good
07 Good
08 OK
09 Bad
10 Bad
11 Bad
12 Bad
13 OK

Sun - Rise: 07:45, Set: 15:51, Transit: 11:48. Moon - Rise: 13:21, Set: 01:27. Civil Dark: 16:31 - 07:06. Nautical Dark: 17:14 - 06:23. Astro Dark: 17:55 - 05:42

Total Clouds (% Sky Obscured)

100
100
80
55
66
52
57
35
72
81
85
75
41
45
38
5
0
1
14
66
77
86
76
37

Low Clouds (% Sky Obscured)

73
67
47
53
64
52
57
35
72
70
75
61
27
0
28
5
0
0
14
52
71
64
25
0

Medium Clouds (% Sky Obscured)

33
28
0
0
0
0
0
0
0
81
85
75
41
15
9
0
0
0
0
16
32
31
26
22

High Clouds (% Sky Obscured)

100
30
30
30
2
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
7
9
7
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
1
0
4
6
3
7
36
33
35
32
2
0
0
0
5
0
0
0
1
1
2
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)

13
14
12
13
11
10
10
10
11
11
12
13
12
12
12
13
12
12
11
11
11
10
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
5
5
4
3
3
4
3
3
3
3
3
2
2
1
0
-1
-1
-1
-1
-0
1
1
1

Relative Humidity (%)

85
85
87
85
78
83
86
86
83
86
88
86
85
86
83
80
76
79
80
79
77
77
74
72

Pressure (mb)

997
999
1000
1000
1001
1001
1002
1003
1003
1004
1005
1006
1007
1008
1009
1010
1010
1011
1012
1013
1014
1015
1015
1015

Ozone (du)

316
323
330
333
336
343
351
356
347
339
340
342
346
345
341
337
338
335
336
339
341
338
335
330

Sunday 30

Waxing Gibbous 77%

13:33

02:53

14 Good
15 Good
16 Good
17 Good
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

Sun - Rise: 07:47, Set: 15:51, Transit: 11:48. Moon - Rise: 13:33, Set: 02:53. Civil Dark: 16:30 - 07:07. Nautical Dark: 17:13 - 06:24. Astro Dark: 17:54 - 05:43

Total Clouds (% Sky Obscured)

0
0
0
1
67
56
45
96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
66
49
22
25
14
58
76
76
78
79
83
84
100
93
86
92
81
83
100
100

Medium Clouds (% Sky Obscured)

0
0
0
0
2
11
18
60
45
100
91
96
97
96
89
93
81
90
91
99
95
100
100
100

High Clouds (% Sky Obscured)

0
0
0
1
8
10
14
77
44
100
100
100
100
100
100
100
100
100
100
100
100
98
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
5
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
Light Rain
None
None
Very Light Rain
Very Light Rain
None
None
None
None
None
Very Light Rain
Light Rain
None
None

Precipitation Probability (%)

0
0
0
2
0
0
0
0
0
24
65
33
38
67
68
48
46
36
43
48
65
75
29
14

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

7
7
7
7
7
7
8
10
10
12
13
15
15
16
18
19
21
22
22
23
23
23
24
24

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
82
88
89
89
89
88
89
91
85
83
82
82
81
81
78
78
82
84
84
84
85
85
85

Pressure (mb)

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

Ozone (du)

324
320
313
310
306
301
298
295
291
288
287
285
284
282
280
280
280
277
275
273
270
267
267
266

Monday 1

Waxing Gibbous 86%

13:50

04:24

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 OK

Sun - Rise: 07:48, Set: 15:50, Transit: 11:49. Moon - Rise: 13:50, Set: 04:24. Civil Dark: 16:30 - 07:08. Nautical Dark: 17:13 - 06:25. Astro Dark: 17:54 - 05:44

Total Clouds (% Sky Obscured)

100
100
100
100
100
98
100
100
100
100
100
99
100
99
89
77
72
58
57
66
83
81
60
42

Low Clouds (% Sky Obscured)

100
100
94
100
79
86
89
92
99
100
75
56
50
54
71
59
60
42
38
47
63
59
48
41

Medium Clouds (% Sky Obscured)

95
81
78
96
87
94
99
100
100
100
100
99
100
99
9
4
0
0
0
0
0
0
2
2

High Clouds (% Sky Obscured)

100
100
100
41
45
53
97
100
100
100
100
55
62
45
45
45
50
50
50
40
45
50
28
4

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

5
4
3
4
33
35
44
50
63
83
79
63
54
30
3
5
14
3
2
0
0
0
1
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0.6
0.4
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

23
23
23
24
24
23
23
23
22
21
20
19
18
17
17
16
16
15
14
12
12
12
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
85
84
84
84
83
81
81
80
80
80
80
81
87
85
85
85
82
82
82
81
78
74
72

Pressure (mb)

1002
1002
1002
1001
1001
1001
1000
1000
1000
999
999
999
999
999
999
999
1000
1001
1002
1003
1004
1005
1005
1005

Ozone (du)

265
264
263
262
263
264
265
266
265
265
265
266
267
267
270
272
274
276
279
281
282
283
284
283

Tuesday 2

Waxing Gibbous 94%

No Rise

06:00

14 OK
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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:49, Set: 15:49, Transit: 11:49. Moon - Rise: No Rise, Set: 06:00. Civil Dark: 16:29 - 07:09. Nautical Dark: 17:13 - 06:26. Astro Dark: 17:54 - 05:45

Total Clouds (% Sky Obscured)

34
50
76
100
94
86
100
99
98
97
87
79
73
80
83
86
63
60
78
68
60
50
48
46

Low Clouds (% Sky Obscured)

29
31
47
59
50
40
36
31
35
30
35
41
45
51
64
72
61
51
40
48
51
50
43
42

Medium Clouds (% Sky Obscured)

4
5
5
5
6
3
2
3
1
4
29
43
4
48
50
50
27
24
40
34
28
22
14
10

High Clouds (% Sky Obscured)

4
24
44
60
70
81
100
97
95
93
67
44
20
15
15
15
0
0
0
0
0
0
0
0

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 (%)

2
8
12
14
11
7
0
0
0
0
0
0
0
0
1
3
2
2
1
5
22
13
12
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
80
84
85
85
87
90
90
90
90
90
88
88
91
91
93
91
93
93
93
88
87
82
81

Pressure (mb)

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

Ozone (du)

282
283
284
286
288
291
293
294
297
297
297
298
299
300
302
301
299
299
301
306
317
325
331
329

Wednesday 3

Waxing Gibbous 98%

14:12

07:36

14 OK
15 OK
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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:51, Set: 15:49, Transit: 11:50. Moon - Rise: 14:12, Set: 07:36. Civil Dark: 16:29 - 07:11. Nautical Dark: 17:12 - 06:27. Astro Dark: 17:53 - 05:46

Total Clouds (% Sky Obscured)

37
40
41
39
47
57
59
78
85
86
90
95
100
100
100
100
96
96
96
97
98
100
100
100

Low Clouds (% Sky Obscured)

35
38
41
39
39
36
33
32
27
24
30
36
42
45
48
54
59
57
54
66
77
89
85
81

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
18
73
88
37
20
11
32
27
22
38
54
70
76
84

High Clouds (% Sky Obscured)

0
0
0
0
13
27
37
59
64
67
78
90
100
100
100
100
79
86
90
92
96
100
98
97

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 (%)

2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
5
7
7
15
13

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)

5
4
4
5
5
5
5
5
6
6
7
7
8
9
9
10
11
11
11
12
13
15
17
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
7
6
5
4
4
4
3
2
1
1
0
0
0
0
1
-0
1
0
0
1
1
2
3

Dew Point (°C)

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

Relative Humidity (%)

81
87
90
91
93
93
91
93
94
94
93
91
88
88
88
89
88
86
85
85
84
84
82
82

Pressure (mb)

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

Ozone (du)

327
326
314
306
307
308
306
305
305
305
306
308
306
306
306
308
309
308
307
307
310
314
318
319

Thursday 4

Full Moon 100%

14:46

09:04

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 OK
03 OK
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:52, Set: 15:48, Transit: 11:50. Moon - Rise: 14:46, Set: 09:04. Civil Dark: 16:29 - 07:12. Nautical Dark: 17:12 - 06:28. Astro Dark: 17:53 - 05:47

Total Clouds (% Sky Obscured)

100
96
91
85
76
71
62
58
48
50
45
39
34
47
58
71
75
76
79
79
80
80
82
84

Low Clouds (% Sky Obscured)

77
73
67
58
56
53
54
58
48
50
45
39
34
47
53
50
39
50
61
66
67
68
72
78

Medium Clouds (% Sky Obscured)

92
81
72
56
42
29
20
12
6
1
0
0
0
0
0
0
11
33
50
58
62
75
65
55

High Clouds (% Sky Obscured)

94
71
47
23
10
6
2
1
1
0
0
0
0
7
16
28
32
32
35
30
30
35
32
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 (%)

4
9
8
5
4
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
81
85
88
93
91
91
91
91
89
89
88
88
86
86
86
86
85
83
82
79
76
73
74

Pressure (mb)

1005
1005
1006
1007
1007
1008
1009
1009
1010
1010
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011

Ozone (du)

320
321
326
330
335
340
345
350
354
358
362
359
356
354
348
343
338
334
331
327
322
318
314
309

Friday 5

Waning Gibbous 98%

15:38

10:12

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:53, Set: 15:48, Transit: 11:50. Moon - Rise: 15:38, Set: 10:12. Civil Dark: 16:28 - 07:13. Nautical Dark: 17:12 - 06:29. Astro Dark: 17:53 - 05:48

Total Clouds (% Sky Obscured)

86
86
87
87
91
95
100
99
97
93
91
92
95
93
84
73
73
79
86
90
95
100

Low Clouds (% Sky Obscured)

81
80
80
80
76
70
65
65
65
67
70
73
75
66
61
67
73
79
86
90
88
85

Medium Clouds (% Sky Obscured)

45
55
60
70
57
54
51
51
46
38
45
54
61
64
67
70
54
62
69
79
89
100

High Clouds (% Sky Obscured)

41
54
64
77
80
89
100
93
80
67
62
64
59
40
30
11
10
8
7
38
70
99

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

1
24
36
47
49
48
46
42
35
24
27
32
37
42
40
34
41
48
56
50
44
38

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
1
2
1
1
-1
-2
-2
-2
-2
-2
0
0
0
-0
-1
-0
0
-0
1
1
2

Dew Point (°C)

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

Relative Humidity (%)

74
74
78
82
85
87
88
90
88
85
82
83
83
85
82
80
79
79
79
81
81
81

Pressure (mb)

1010
1010
1009
1009
1009
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1009
1009
1009
1009

Ozone (du)

305
301
303
305
308
308
309
309
309
308
307
305
304
302
305
309
312
312
311
311
311
311

Forecast for Castle, Cambridgeshire, United Kingdom (52.21,0.10)

Generated: 29/11/25 14:29:37. Forecast: 29/11/25 to 05/12/25. Timezone: UTC+0.00