Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 27

Waxing Crescent 44%

12:55

22:49

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 OK
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 07:51, Set: 15:56, Transit: 11:53. Moon - Rise: 12:55, Set: 22:49. Civil Dark: 16:36 - 07:10. Nautical Dark: 17:20 - 06:27. Astro Dark: 18:01 - 05:46

Total Clouds (% Sky Obscured)

93
94
96
92
85
100
100
100
100
100
78
94
99
96
96
58
34
53
75
89
99
92
100
96

Low Clouds (% Sky Obscured)

93
94
96
85
85
77
67
77
100
100
77
88
96
89
63
33
34
47
67
65
48
40
30
36

Medium Clouds (% Sky Obscured)

93
88
39
82
57
42
86
96
100
77
15
21
58
9
0
0
3
4
22
43
43
81
53
62

High Clouds (% Sky Obscured)

82
71
70
71
75
100
100
100
91
66
6
3
2
28
59
42
9
7
9
28
96
79
100
89

ISS Passover

Visibility (miles)

9
9
9
2
2
9
9
9
9
9
9
8
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
1
2
0
0
0
1
1
3
0
15
28
21
22
5
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)

13
13
14
16
16
17
17
19
18
18
18
18
18
18
19
18
18
17
17
17
17
17
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
6
6
6
7
7
8
8
7
7
7
6
7
6
7
5
4
4
3
3
2
1
1

Dew Point (°C)

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

Relative Humidity (%)

91
91
95
96
96
93
92
92
93
95
95
93
90
89
84
83
84
82
84
87
87
82
82
84

Pressure (mb)

1011
1011
1011
1011
1010
1010
1010
1009
1008
1008
1008
1008
1007
1007
1008
1008
1009
1009
1009
1010
1009
1009
1009
1009

Ozone (du)

253
253
253
252
252
252
251
251
252
253
254
252
252
253
253
253
253
256
258
263
265
264
265
267

Friday 28

First Quarter 55%

13:06

00:10

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
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 07:52, Set: 15:55, Transit: 11:54. Moon - Rise: 13:06, Set: 00:10. Civil Dark: 16:35 - 07:12. Nautical Dark: 17:19 - 06:28. Astro Dark: 18:00 - 05:47

Total Clouds (% Sky Obscured)

100
91
45
53
85
92
100
100
87
74
62
57
100
100
100
100
91
57
43
54
48
62
70
95

Low Clouds (% Sky Obscured)

41
45
45
51
68
80
100
3
33
52
60
57
57
70
56
55
46
47
43
48
48
51
52
43

Medium Clouds (% Sky Obscured)

58
40
3
0
34
44
86
94
84
61
25
0
80
90
90
90
63
0
3
14
10
34
51
67

High Clouds (% Sky Obscured)

100
51
1
35
4
0
1
0
0
0
0
0
0
0
55
0
16
12
0
8
40
56
36
88

ISS Passover

Visibility (miles)

9
9
9
9
9
9
4
9
9
9
9
9
9
9
9
9
9
9
9
9
9
2
2
1

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

Precipitation Probability (%)

0
0
0
1
8
63
95
83
18
33
7
1
14
44
4
0
1
1
1
2
87
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0.2
1.1
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0.8
2.3
1.9
1.1

Wind Speed/Direction (mph)

16
17
16
16
17
20
22
19
19
18
19
19
20
19
18
17
17
17
15
13
11
9
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
85
88
85
84
82
82
79
81
75
73
72
74
75
75
76
79
83
85
85
85
93
98
98

Pressure (mb)

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

Ozone (du)

267
266
269
272
275
276
278
281
287
293
305
307
307
306
307
309
307
304
301
304
304
310
311
313

Saturday 29

Waxing Gibbous 66%

13:16

01:34

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
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 07:54, Set: 15:54, Transit: 11:54. Moon - Rise: 13:16, Set: 01:34. Civil Dark: 16:35 - 07:13. Nautical Dark: 17:18 - 06:29. Astro Dark: 18:00 - 05:48

Total Clouds (% Sky Obscured)

97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
87
77
67

Low Clouds (% Sky Obscured)

48
93
100
100
100
100
100
100
100
100
100
93
97
100
100
100
100
100
96
95
94
87
77
67

Medium Clouds (% Sky Obscured)

95
97
100
100
100
100
100
100
100
100
100
100
88
100
100
100
100
100
100
100
96
67
65
65

High Clouds (% Sky Obscured)

49
99
100
100
100
100
100
100
100
100
100
100
100
44
40
40
40
45
45
50
55
60
47
20

ISS Passover

Visibility (miles)

1
1
1
8
8
8
9
9
3
0
0
0
0
0
6
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
Very Light Rain
None
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

89
95
95
95
95
95
95
95
95
95
95
95
95
95
95
91
43
42
51
38
51
61
62
50

Precipitation Amount (mm)

0.5
0.9
0.5
1.2
1.2
1.7
0.9
0.9
0.9
1.3
1.3
1.1
1.4
1.2
0.9
0.6
0
0
0.2
0
0.2
0.3
0.4
0.2

Wind Speed/Direction (mph)

8
7
7
6
5
9
11
11
11
12
12
13
15
14
17
16
14
12
11
10
9
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
96
98
96
96
96
94
96
94
96
94
96
96
96
90
83
82
79
81
80
79
80
77
77

Pressure (mb)

1005
1004
1004
1003
1002
1002
1001
1000
999
999
998
998
998
998
998
999
999
999
1000
1000
1001
1002
1003
1003

Ozone (du)

315
318
321
324
326
330
333
337
340
338
337
339
340
338
340
342
344
349
351
349
347
349
352
352

Sunday 30

Waxing Gibbous 77%

13:26

03:01

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
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 07:55, Set: 15:54, Transit: 11:54. Moon - Rise: 13:26, Set: 03:01. Civil Dark: 16:34 - 07:15. Nautical Dark: 17:18 - 06:31. Astro Dark: 18:00 - 05:49

Total Clouds (% Sky Obscured)

60
62
63
62
71
81
86
94
92
72
70
64
54
53
65
60
92
75
98
99
99
100
100
100

Low Clouds (% Sky Obscured)

60
62
63
62
71
74
81
84
83
72
70
64
54
53
56
51
55
60
62
65
70
81
86
86

Medium Clouds (% Sky Obscured)

60
59
59
58
59
59
60
40
18
0
0
0
0
0
0
0
0
10
2
14
39
54
64
70

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
7
46
29
72
68
64
60
55
46

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

Precipitation Probability (%)

35
37
40
61
50
34
35
37
37
8
28
31
0
1
4
1
3
5
1
4
3
0
2
0

Precipitation Amount (mm)

0
0
0
0.6
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
73
76
76
76
76
73
73
73
76
80
83
83
80
79
79
77
76
76
81
86
88
89
89

Pressure (mb)

1004
1005
1005
1006
1007
1008
1008
1008
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1009
1009
1008
1007
1006

Ozone (du)

356
353
350
348
348
347
343
344
336
332
327
325
322
318
318
315
311
307
303
299
295
291
284
281

Monday 1

Waxing Gibbous 86%

13:38

04:33

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
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 07:57, Set: 15:53, Transit: 11:55. Moon - Rise: 13:38, Set: 04:33. Civil Dark: 16:34 - 07:16. Nautical Dark: 17:17 - 06:32. Astro Dark: 17:59 - 05:50

Total Clouds (% Sky Obscured)

100
94
100
100
100
100
100
100
100
100
98
97
95
100
100
100
100
100
100
98
96
93
89
84

Low Clouds (% Sky Obscured)

86
84
100
100
100
100
100
94
87
82
83
85
87
100
100
100
100
99
99
90
82
73
78
84

Medium Clouds (% Sky Obscured)

64
56
89
97
99
98
97
98
99
100
84
70
52
97
92
89
81
74
67
61
56
46
42
41

High Clouds (% Sky Obscured)

51
49
85
100
88
76
50
57
78
100
75
47
20
72
44
18
12
4
0
22
50
75
50
25

ISS Passover

Visibility (miles)

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

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
Light Rain
Light Rain
Light Rain
Light Rain
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
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

0
8
42
85
95
95
95
95
90
92
90
86
69
95
95
95
95
93
69
83
90
89
75
60

Precipitation Amount (mm)

0
0
0
0.6
1
2.1
2.1
1.3
0.5
0.7
0.6
0.6
0.4
1
1.4
1.7
1
0.6
0.3
0.5
0.7
0.7
0.5
0.3

Wind Speed/Direction (mph)

9
11
11
13
15
17
19
20
20
19
18
18
18
18
18
19
20
18
17
18
18
18
18
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
1
2
2
3
4
5
5
6
6
7
8
8
8
6
5
4
5
4
5
4
4
4
4

Relative Humidity (%)

93
93
93
91
91
93
94
93
93
93
95
96
96
95
88
81
75
79
81
85
85
85
85
86

Pressure (mb)

1005
1003
1002
1001
1000
998
996
995
993
992
991
989
988
987
990
989
988
987
987
987
988
989
990
991

Ozone (du)

279
276
272
268
267
264
264
263
263
264
267
267
268
270
275
279
283
289
294
300
301
303
305
306

Tuesday 2

Waxing Gibbous 94%

13:53

No Set

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
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 07:58, Set: 15:52, Transit: 11:55. Moon - Rise: 13:53, Set: No Set. Civil Dark: 16:33 - 07:17. Nautical Dark: 17:17 - 06:33. Astro Dark: 17:59 - 05:52

Total Clouds (% Sky Obscured)

77
72
67
62
62
59
55
65
85
97
91
89
77
52
49
52
48
51
49
60
59
58
66
70

Low Clouds (% Sky Obscured)

77
72
65
52
56
58
55
56
49
43
42
41
33
35
34
38
38
45
49
54
59
58
64
65

Medium Clouds (% Sky Obscured)

42
33
25
21
21
17
9
23
41
63
46
25
2
6
10
13
18
19
16
12
7
3
9
13

High Clouds (% Sky Obscured)

0
4
8
9
8
6
4
23
42
65
66
64
54
38
22
9
9
6
2
2
2
3
5
6

ISS Passover

Visibility (miles)

8
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

Very Light Rain
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 (%)

48
44
40
33
27
18
2
3
3
3
9
9
3
7
5
0
1
1
0
0
0
0
2
5

Precipitation Amount (mm)

0.2
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)

16
15
15
15
15
15
16
16
15
14
12
11
9
8
8
8
8
8
7
6
5
5
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
88
89
89
91
88
88
85
85
85
85
86
88
89
89
89
89
91
93
93
94
94
96
94

Pressure (mb)

992
993
994
995
996
997
997
998
998
999
999
1000
1000
1001
1001
1002
1002
1003
1003
1003
1003
1004
1004
1004

Ozone (du)

308
310
312
314
317
316
315
314
315
316
317
317
317
317
317
317
317
316
315
314
315
317
318
320

Wednesday 3

Waxing Gibbous 98%

14:15

06:10

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)

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: 27/11/25 05:03:16. Forecast: 27/11/25 to 03/12/25. Timezone: UTC+0.00