Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 28

First Quarter 55%

13:06

No Set

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

Sun - Rise: 07:52, Set: 15:55, Transit: 11:54. Moon - Rise: 13:06, Set: No Set. Civil Dark: 16:35 - 07:12. Nautical Dark: 17:19 - 06:28. Astro Dark: 18:00 - 05:47

Total Clouds (% Sky Obscured)

34
56
67
100
36
38
65
27
35
53
83
95
100
100
92
64
45
29
12
21
24
22
25
57

Low Clouds (% Sky Obscured)

34
46
39
21
30
33
34
27
35
44
50
73
100
65
72
62
45
29
12
21
24
22
15
17

Medium Clouds (% Sky Obscured)

23
0
4
11
7
3
46
0
0
18
40
55
70
100
84
50
0
0
0
0
2
8
13
57

High Clouds (% Sky Obscured)

34
56
67
100
36
38
65
1
0
2
0
2
3
0
0
0
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
2
9
2
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
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
1
0
0
0
1
9
42
95
95
88
80
4
0
0
0
0
0
0
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
1.3
0.9
0.6
0.5
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
14
14
17
16
16
16
16
16
17
18
21
22
19
15
18
19
17
16
15
14
14
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
82
81
79
81
82
84
85
85
84
81
78
76
85
81
85
85
82
79
79
80
83
83
83

Pressure (mb)

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

Ozone (du)

265
267
266
268
269
269
268
269
272
275
277
280
280
282
285
287
292
295
298
303
304
304
304
301

Saturday 29

Waxing Gibbous 66%

13:16

00:10

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
22 Bad
23 Bad

Sun - Rise: 07:54, Set: 15:54, Transit: 11:54. Moon - Rise: 13:16, Set: 00:10. Civil Dark: 16:35 - 07:13. Nautical Dark: 17:18 - 06:29. Astro Dark: 18:00 - 05:48

Total Clouds (% Sky Obscured)

81
82
76
78
85
75
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

32
35
32
30
49
51
50
46
35
22
0
7
0
44
67
78
86
66
54
51
61
53
56
96

Medium Clouds (% Sky Obscured)

67
68
71
78
83
72
100
100
100
100
100
96
100
100
100
100
100
100
100
100
97
100
96
100

High Clouds (% Sky Obscured)

0
39
65
65
60
21
100
100
100
100
100
100
100
100
100
100
100
50
50
60
60
65
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
8
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
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

17
27
20
31
69
42
45
32
20
15
20
38
29
41
46
35
19
37
27
19
18
28
40
55

Precipitation Amount (mm)

0
0
0
0
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
12
10
8
7
6
5
3
2
1
3
2
2
4
6
8
12
13
15
14
14
14
14
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
91
94
94
96
96
94
94
93
93
89
86
85
82
83
86
86
83
89
85
80
79
85
80

Pressure (mb)

1006
1006
1006
1005
1005
1004
1004
1004
1004
1004
1003
1003
1003
1003
1003
1003
1003
1003
1004
1004
1004
1005
1005
1005

Ozone (du)

302
303
307
308
310
313
316
319
325
328
329
331
335
337
337
337
340
342
339
339
344
349
351
348

Sunday 30

Waxing Gibbous 77%

13:26

01:34

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 OK
17 OK
18 OK
19 Good
20 Good
21 OK
22 OK
23 Bad

Sun - Rise: 07:55, Set: 15:54, Transit: 11:54. Moon - Rise: 13:26, Set: 01:34. Civil Dark: 16:34 - 07:15. Nautical Dark: 17:18 - 06:31. Astro Dark: 18:00 - 05:49

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
98
96
94
96
79
76
84
71
60
52
37
29
19
10
15
28
35
49

Low Clouds (% Sky Obscured)

68
90
90
69
68
64
61
65
67
75
77
70
75
65
57
52
37
29
19
10
0
0
1
1

Medium Clouds (% Sky Obscured)

98
100
100
100
100
98
82
51
47
50
27
22
17
20
7
0
0
0
0
0
0
5
10
15

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
15
26
27
26

ISS Passover

Visibility (miles)

9
1
0
0
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

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

Precipitation Probability (%)

88
95
95
89
78
64
57
51
53
51
53
34
25
6
2
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.5
1.2
0.6
0.5
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
17
16
16
16
14
14
14
14
15
14
13
13
13
13
12
11
10
8
7
6
4
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
96
96
96
79
77
76
80
88
88
82
76
72
72
76
80
83
84
81
80
80
80
86
89

Pressure (mb)

1005
1005
1006
1006
1006
1007
1008
1008
1009
1010
1010
1011
1011
1011
1011
1012
1012
1013
1013
1013
1013
1013
1012
1012

Ozone (du)

346
342
343
343
340
343
347
349
353
350
344
340
336
331
325
323
321
316
314
312
309
307
306
301

Monday 1

Waxing Gibbous 86%

13:38

03:01

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
22 Bad
23 Bad

Sun - Rise: 07:57, Set: 15:53, Transit: 11:55. Moon - Rise: 13:38, Set: 03:01. Civil Dark: 16:34 - 07:16. Nautical Dark: 17:17 - 06:32. Astro Dark: 17:59 - 05:50

Total Clouds (% Sky Obscured)

62
71
80
85
91
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
97
94
91

Low Clouds (% Sky Obscured)

12
46
33
46
58
88
92
96
100
98
97
96
97
98
99
96
92
88
90
90
91
87
84
81

Medium Clouds (% Sky Obscured)

20
28
55
67
77
100
100
100
100
100
100
100
100
100
100
97
93
100
100
100
100
93
28
36

High Clouds (% Sky Obscured)

25
20
15
43
70
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
78
31
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

0
0
0
0
4
34
57
65
87
91
95
95
95
92
95
76
61
54
50
34
21
29
29
70

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

4
4
4
5
6
8
9
10
12
15
17
19
21
21
20
20
19
20
19
21
20
23
21
21

Chance of Frost

Temperature (°C)

0
0
1
1
1
2
3
3
4
5
6
7
8
9
9
10
10
10
10
10
10
10
10
9

Feels Like (°C)

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

Dew Point (°C)

-1
-1
0
0
0
1
1
3
3
5
5
7
7
8
8
9
9
9
9
9
9
9
8
8

Relative Humidity (%)

92
94
91
94
94
91
89
94
94
96
93
94
93
91
93
96
96
95
96
93
91
90
90
90

Pressure (mb)

1011
1011
1010
1008
1007
1006
1005
1004
1002
1001
999
998
996
995
994
993
993
992
991
991
991
991
991
991

Ozone (du)

296
293
290
285
279
275
272
271
270
269
269
268
267
267
269
270
271
270
271
274
273
272
272
274

Tuesday 2

Waxing Gibbous 94%

13:53

04:33

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
22 Bad
23 Bad

Sun - Rise: 07:58, Set: 15:52, Transit: 11:55. Moon - Rise: 13:53, Set: 04:33. Civil Dark: 16:33 - 07:17. Nautical Dark: 17:17 - 06:33. Astro Dark: 17:59 - 05:52

Total Clouds (% Sky Obscured)

94
97
100
89
77
68
71
70
76
59
51
54
63
81
85
93
97
100
86
71
56
51
54
55

Low Clouds (% Sky Obscured)

80
77
74
66
64
60
63
67
74
59
51
54
63
72
69
73
77
81
73
59
38
32
32
31

Medium Clouds (% Sky Obscured)

60
93
88
79
63
41
0
2
1
6
12
19
30
42
53
61
78
72
50
31
16
23
29
33

High Clouds (% Sky Obscured)

0
65
0
1
2
9
4
4
5
12
19
26
23
20
18
40
63
77
54
31
13
11
11
11

ISS Passover

Visibility (miles)

2
3
9
9
9
4
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

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

Precipitation Probability (%)

77
61
55
47
49
25
17
10
2
0
0
0
0
1
1
27
34
32
63
71
53
36
21
4

Precipitation Amount (mm)

0.6
0.3
0.2
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.4
0
0
0
0

Wind Speed/Direction (mph)

17
12
13
14
14
14
14
15
14
12
14
13
14
12
10
8
8
8
8
6
4
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
90
91
88
91
86
86
85
85
83
84
82
82
84
85
87
90
93
93
93
94
94
94

Pressure (mb)

991
991
992
992
993
995
996
997
998
999
1000
1000
1001
1001
1001
1002
1002
1003
1003
1003
1004
1004
1004
1005

Ozone (du)

281
287
294
305
310
316
316
316
316
316
317
314
311
310
309
307
310
312
315
317
319
321
321
320

Wednesday 3

Waxing Gibbous 98%

14:15

06:10

00 Bad
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 OK
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:59, Set: 15:52, Transit: 11:56. Moon - Rise: 14:15, Set: 06:10. Civil Dark: 16:33 - 07:18. Nautical Dark: 17:17 - 06:34. Astro Dark: 17:58 - 05:53

Total Clouds (% Sky Obscured)

45
37
30
45
62
73
76
83
86
84
82
84
74
60
46
53
58
60
59
62
64
73
65
63

Low Clouds (% Sky Obscured)

40
37
30
45
62
71
74
81
83
83
82
84
74
60
46
53
58
56
56
55
64
73
65
63

Medium Clouds (% Sky Obscured)

22
13
3
7
12
16
13
11
13
17
14
7
4
1
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

8
4
0
6
12
18
40
66
86
61
37
13
10
7
4
3
2
0
0
0
0
1
2
3

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
1
9
9
4
6
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
93
93
94
93
94
93
93
93
89
86
83
85
86
90
91
91
93
93
94
94
94
94

Pressure (mb)

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

Ozone (du)

320
319
319
318
319
320
321
322
323
324
325
327
328
331
333
335
328
322
315
315
314
314
312
309

Thursday 4

Full Moon 100%

14:47

07:48

Sun - Rise: 08:01, Set: 15:51, Transit: 11:56. Moon - Rise: 14:47, Set: 07:48. Civil Dark: 16:32 - 07:20. Nautical Dark: 17:16 - 06:35. Astro Dark: 17:58 - 05:54

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 Darley Abbey, Derby, United Kingdom (52.94,-1.48)

Generated: 28/11/25 00:07:12. Forecast: 28/11/25 to 04/12/25. Timezone: UTC+0.00