Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 29

Waxing Gibbous 66%

13:16

01:34

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 OK
01 Good
02 Good
03 OK
04 Good
05 Good
06 Good
07 OK
08 Good
09 OK

Sun - Rise: 07:55, Set: 15:54, Transit: 11:54. Moon - Rise: 13:16, Set: 01:34. Civil Dark: 16:35 - 07:15. Nautical Dark: 17:18 - 06:31. Astro Dark: 18:00 - 05:49

Total Clouds (% Sky Obscured)

91
93
94
96
90
63
99
65
83
91
93
92
69
60
30
5
1
21
6
4
7
30
18
27

Low Clouds (% Sky Obscured)

91
93
94
81
87
51
10
11
29
51
48
58
41
43
26
0
0
21
6
0
0
0
0
0

Medium Clouds (% Sky Obscured)

79
93
88
96
86
63
99
65
83
87
92
89
69
51
30
5
1
0
0
0
0
13
5
7

High Clouds (% Sky Obscured)

91
67
0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

75
84
85
95
95
74
49
39
47
66
80
61
18
3
0
0
0
0
4
0
0
0
0
0

Precipitation Amount (mm)

0.3
0.7
0.5
0.8
0.9
0.3
0
0
0
0.3
0.6
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
8
9
9
9
9
8
9
9
9
11
12
12
13
14
14
13
13
12
12
13
11
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
88
91
91
93
91
93
93
88
89
93
93
89
89
85
82
80
74
74
73
76
83
85

Pressure (mb)

998
998
998
998
999
1000
1000
1000
1001
1002
1002
1004
1005
1006
1007
1007
1008
1009
1010
1010
1011
1012
1012
1013

Ozone (du)

326
330
333
336
337
342
348
347
345
341
340
343
344
347
340
336
338
337
334
336
341
342
336
335

Sunday 30

Waxing Gibbous 77%

13:26

03:01

10 Good
11 OK
12 OK
13 OK
14 Good
15 Good
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

Sun - Rise: 07:57, Set: 15:54, Transit: 11:54. Moon - Rise: 13:26, Set: 03:01. Civil Dark: 16:34 - 07:16. Nautical Dark: 17:18 - 06:32. Astro Dark: 18:00 - 05:50

Total Clouds (% Sky Obscured)

7
21
24
21
18
18
58
75
54
89
97
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
24
21
18
18
58
56
22
47
69
89
84
93
92
92
94
92
90
91
86
88
84
87

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
20
22
50
62
100
90
99
100
97
89
100
100
100
97
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
3
3
6
19
25
40
40
100
100
100
100
100
100
100
100
100
100
76
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
7
6
5
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
None
None
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

Precipitation Probability (%)

0
0
2
0
0
0
0
0
0
0
0
2
45
79
73
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.4
0.8
0.6
0.8
1.6
1.4
0.9
1.4
1.2
1.7

Wind Speed/Direction (mph)

6
6
8
9
8
8
6
6
6
6
7
7
8
10
12
15
16
18
20
20
20
21
22
22

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
79
76
76
83
86
89
89
89
89
91
93
91
89
88
86
86
87
85
91
90
90
91
91

Pressure (mb)

1014
1014
1015
1014
1014
1014
1014
1014
1014
1014
1013
1013
1012
1011
1010
1008
1007
1006
1005
1004
1002
1002
1001
1000

Ozone (du)

331
323
316
313
309
307
304
299
297
294
292
291
288
286
283
282
281
279
275
272
269
268
268
269

Monday 1

Waxing Gibbous 86%

13:38

04:33

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
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:58, Set: 15:53, Transit: 11:55. Moon - Rise: 13:38, Set: 04:33. Civil Dark: 16:34 - 07:17. Nautical Dark: 17:17 - 06:33. Astro Dark: 17:59 - 05:52

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
71
95
36
44
48
52
59
65
74

Low Clouds (% Sky Obscured)

88
97
82
89
87
80
86
78
74
82
90
63
62
60
41
26
23
36
35
45
50
54
57
59

Medium Clouds (% Sky Obscured)

100
95
97
85
100
100
100
100
100
100
100
100
100
98
100
71
80
2
4
0
0
0
2
2

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
72
97
100
100
100
93
100
60
60
36
44
48
50
45
40
30

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

95
95
61
81
75
79
75
52
66
95
95
93
79
54
38
40
54
17
1
0
0
0
0
0

Precipitation Amount (mm)

1.3
0.9
0.3
0.6
0.4
0.5
0.5
0
0
0.8
0.7
0.7
0.5
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

22
22
22
22
22
22
22
22
22
20
18
19
19
19
20
18
17
13
11
10
9
7
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
91
93
93
90
90
93
91
90
91
90
91
90
88
90
90
88
87
84
88
94
93
93

Pressure (mb)

1000
999
998
997
996
996
996
996
996
996
996
996
996
995
996
996
996
997
998
999
1000
1001
1001
1002

Ozone (du)

268
265
266
264
263
264
266
267
267
268
267
267
268
267
267
269
271
275
279
282
283
285
287
286

Tuesday 2

Waxing Gibbous 94%

13:53

06:10

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 OK
00 OK
01 OK
02 OK
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:59, Set: 15:52, Transit: 11:55. Moon - Rise: 13:53, Set: 06:10. Civil Dark: 16:33 - 07:18. Nautical Dark: 17:17 - 06:34. Astro Dark: 17:59 - 05:53

Total Clouds (% Sky Obscured)

59
64
61
75
69
63
51
40
53
57
48
47
41
33
32
33
29
40
51
55
59
54
49
45

Low Clouds (% Sky Obscured)

59
64
61
68
60
59
44
38
45
49
48
47
41
33
32
33
29
30
34
34
36
40
44
43

Medium Clouds (% Sky Obscured)

2
14
3
40
41
22
20
0
0
0
0
0
0
0
0
0
0
2
4
6
17
25
29
31

High Clouds (% Sky Obscured)

7
0
0
0
0
1
0
0
12
9
0
2
0
0
0
0
0
15
30
45
30
15
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 (%)

0
0
0
3
13
3
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
82
79
78
82
85
90
91
91
91
93
91
91
89
89
89
89
89
91
91
91
93
91
91

Pressure (mb)

1003
1003
1004
1004
1004
1005
1005
1006
1007
1007
1008
1009
1009
1009
1010
1010
1010
1010
1011
1011
1011
1011
1012
1012

Ozone (du)

286
287
288
286
287
288
291
293
293
293
296
297
299
300
301
301
299
296
296
303
313
316
313
314

Wednesday 3

Waxing Gibbous 98%

14:15

07:48

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
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 08:01, Set: 15:52, Transit: 11:56. Moon - Rise: 14:15, Set: 07:48. Civil Dark: 16:33 - 07:20. Nautical Dark: 17:17 - 06:35. Astro Dark: 17:58 - 05:54

Total Clouds (% Sky Obscured)

53
61
57
54
52
55
59
66
85
85
85
90
95
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

39
33
40
48
52
55
59
66
69
72
67
79
87
96
94
88
82
81
81
81
83
84
87
89

Medium Clouds (% Sky Obscured)

33
33
25
17
10
7
5
0
0
0
21
28
35
33
54
75
96
77
53
42
44
47
51
59

High Clouds (% Sky Obscured)

0
0
0
0
3
3
5
19
35
35
30
50
73
100
100
100
100
100
100
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
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
2
4
4
1
0
0
0
0
3
3
2
12

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
3
3
3
4
4
4
4
4
4
4
4
4
4
3
3
3
3
3
3
3
3
3
3

Relative Humidity (%)

91
86
83
82
83
86
90
93
94
94
94
94
94
94
94
94
93
91
91
91
91
89
89
88

Pressure (mb)

1012
1012
1011
1011
1011
1010
1010
1010
1010
1010
1009
1009
1008
1008
1007
1007
1006
1006
1005
1004
1004
1003
1003
1003

Ozone (du)

317
313
308
303
297
298
301
302
302
300
302
303
302
303
304
305
305
305
305
306
306
310
313
317

Thursday 4

Full Moon 100%

14:47

09:17

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
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 08:02, Set: 15:51, Transit: 11:56. Moon - Rise: 14:47, Set: 09:17. Civil Dark: 16:32 - 07:21. Nautical Dark: 17:16 - 06:37. Astro Dark: 17:58 - 05:55

Total Clouds (% Sky Obscured)

100
100
99
97
96
98
99
99
99
98
97
93
89
88
86
81
77
85
90
90
83
81
79
82

Low Clouds (% Sky Obscured)

92
94
92
91
90
88
87
89
85
86
83
79
79
79
80
80
77
85
90
85
76
68
72
78

Medium Clouds (% Sky Obscured)

67
71
57
46
33
46
67
93
95
97
97
79
62
50
36
19
0
0
0
0
0
0
0
10

High Clouds (% Sky Obscured)

100
100
93
86
82
56
30
2
3
3
3
3
2
0
0
0
0
0
0
0
6
12
24
39

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 (%)

18
24
29
29
26
27
25
23
19
16
9
9
7
1
1
1
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)

11
11
13
12
12
10
10
9
9
8
7
7
6
6
5
5
4
4
4
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
4
3
4
4
4
4
3
3
3
3
2
2
2
2
2
2
2
2
2
2
2
2
2

Relative Humidity (%)

88
85
82
84
85
85
85
86
86
86
88
88
89
89
89
91
91
91
91
93
91
91
91
93

Pressure (mb)

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

Ozone (du)

320
323
326
330
334
338
342
347
352
355
358
361
368
374
381
382
382
383
369
356
342
338
333
329

Friday 5

Waning Gibbous 98%

15:38

No Set

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
05 Bad

Sun - Rise: 08:03, Set: 15:51, Transit: 11:56. Moon - Rise: 15:38, Set: No Set. Civil Dark: 16:32 - 07:22. Nautical Dark: 17:16 - 06:38. Astro Dark: 17:58 - 05:56

Total Clouds (% Sky Obscured)

85
91
91
91
90
93
96
100
100
100
100
94
90
84
82
79
76
84
91
100

Low Clouds (% Sky Obscured)

79
81
81
81
82
79
76
74
65
59
56
63
64
59
52
48
39
42
45
48

Medium Clouds (% Sky Obscured)

27
45
60
60
60
60
60
65
71
84
93
90
86
81
61
41
23
39
57
74

High Clouds (% Sky Obscured)

58
70
69
76
73
72
78
89
94
96
100
83
70
59
52
45
38
55
73
92

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

0
0
4
7
7
25
36
47
68
86
95
94
83
61
46
33
23
24
25
24

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.3
0.5
0.8
0.6
0.5
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
6
7
8
8
9
9
9
10
9
12
14
13
13
11
11
9
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
2
2
3
3
3
3
3
2
3
3
3
4
4
4
4
4
3
3
2

Relative Humidity (%)

88
83
79
82
82
83
83
83
82
86
89
91
93
93
93
94
93
93
93
93

Pressure (mb)

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

Ozone (du)

323
316
310
305
301
296
294
293
291
294
297
300
300
300
300
300
300
301
300
300

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

Generated: 29/11/25 10:53:25. Forecast: 29/11/25 to 05/12/25. Timezone: UTC+0.00