Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 26

Waxing Crescent 44%

12:55

No Set

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 OK

Sun - Rise: 07:51, Set: 15:56, Transit: 11:53. Moon - Rise: 12:55, Set: No Set. Civil Dark: 16:36 - 07:10. Nautical Dark: 17:20 - 06:27. Astro Dark: 18:01 - 05:46

Total Clouds (% Sky Obscured)

92
94
96
100
100
100
100
100
100
100
99
100
100
100
100
100
100
90
87
100
97
62
54
43

Low Clouds (% Sky Obscured)

92
93
89
91
88
88
84
84
81
86
94
75
79
67
100
100
100
90
87
100
72
62
53
43

Medium Clouds (% Sky Obscured)

80
94
54
50
97
100
100
93
98
43
66
83
73
83
92
98
60
28
0
31
13
0
0
0

High Clouds (% Sky Obscured)

92
94
96
96
100
99
97
98
94
91
88
100
100
90
100
57
43
3
3
5
46
7
33
11

ISS Passover

Visibility (miles)

9
3
1
1
8
9
9
9
9
3
1
1
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
47
47
25
3
10
16
10
4
1
0
5
3
5
1
15
24
5
17
6
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)

10
10
10
12
13
13
14
15
15
15
15
15
17
17
18
18
18
18
18
18
17
18
20
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
98
98
96
96
95
95
95
96
96
98
95
92
93
92
93
95
90
87
87
87
79
84

Pressure (mb)

1014
1013
1013
1012
1012
1011
1011
1010
1010
1010
1010
1010
1010
1009
1008
1008
1007
1007
1007
1007
1007
1007
1008
1009

Ozone (du)

260
259
258
258
257
255
254
253
253
253
253
253
253
252
252
252
254
256
254
254
255
255
256
256

Thursday 27

Waxing Crescent 55%

13:06

22:49

22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 OK
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: 07:52, Set: 15:55, Transit: 11:54. Moon - Rise: 13:06, Set: 22:49. Civil Dark: 16:35 - 07:12. Nautical Dark: 17:19 - 06:28. Astro Dark: 18:00 - 05:47

Total Clouds (% Sky Obscured)

52
74
81
100
100
100
98
38
43
47
75
100
100
100
58
82
52
52
68
100
59
56
50
44

Low Clouds (% Sky Obscured)

52
61
42
54
32
26
16
35
41
42
55
86
99
0
53
45
52
52
50
60
48
48
48
44

Medium Clouds (% Sky Obscured)

0
37
2
50
55
55
4
0
2
5
32
75
76
97
16
58
0
0
42
95
27
15
3
20

High Clouds (% Sky Obscured)

10
38
36
87
100
100
66
20
1
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
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
Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
1
9
33
38
79
58
24
4
3
1
6
6
0
1
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

17
17
17
16
17
16
17
17
17
18
17
20
19
19
19
20
20
20
20
20
18
17
16
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
87
87
85
84
85
87
88
84
85
77
79
78
77
73
68
69
70
72
71
74
76
79

Pressure (mb)

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

Ozone (du)

258
260
264
266
266
267
269
269
269
272
275
278
278
281
284
291
298
307
308
309
312
306
305
305

Friday 28

First Quarter 66%

13:16

00:10

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: 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)

49
73
75
100
70
100
100
100
100
100
100
100
100
100
100
100
100
92
64
43
47
51
51
70

Low Clouds (% Sky Obscured)

46
36
45
50
40
45
57
87
96
100
90
86
95
96
100
97
91
71
60
37
42
47
51
59

Medium Clouds (% Sky Obscured)

5
34
40
95
70
100
100
99
100
100
100
61
59
77
72
65
72
58
10
5
27
20
11
17

High Clouds (% Sky Obscured)

1
29
26
41
41
61
100
100
100
100
100
100
100
100
100
100
88
60
55
43
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
7
9
5
9
9
9
9
9
9
9
9
8
0
0
0
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
Very Light Rain
Light Rain
Light Rain
None
None
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
22
53
69
70
46
51
76
68
45
41
38
21
24
31
44
34
10
2
1
1
0

Precipitation Amount (mm)

0
0
0
0
0.3
0.4
0.4
0
0
0.5
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
13
11
10
9
8
11
14
15
16
17
18
17
16
14
14
12
12
11
14
12
12
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
85
83
83
88
88
85
86
85
82
81
79
82
88
91
86
96
94
96
83
78
75
77
80

Pressure (mb)

1008
1008
1008
1008
1007
1006
1005
1003
1002
1001
1001
1000
999
999
998
998
997
998
998
998
999
1000
1000
1001

Ozone (du)

305
304
306
310
314
317
320
323
327
330
330
331
335
339
341
339
337
337
339
338
336
337
338
341

Saturday 29

Waxing Gibbous 77%

13:26

01:34

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 OK
11 OK
12 OK
13 OK
14 Good
15 OK
16 OK
17 OK
18 OK
19 Bad
20 Bad
21 OK

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)

58
86
82
78
74
79
88
100
97
93
82
58
45
31
26
23
15
20
26
27
32
75
80
46

Low Clouds (% Sky Obscured)

50
49
47
44
43
55
88
98
97
93
82
58
45
31
26
23
15
19
25
27
32
40
49
46

Medium Clouds (% Sky Obscured)

28
63
57
49
40
40
40
31
3
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
35
34
5

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
1
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
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
1
4
7
4
2
1
0
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
77
76
76
77
80
85
91
93
85
80
79
73
69
68
70
72
76
82
81
80
80
78
78

Pressure (mb)

1001
1001
1002
1002
1002
1003
1003
1004
1005
1006
1007
1007
1008
1009
1009
1009
1009
1010
1010
1011
1011
1011
1012
1011

Ozone (du)

342
346
354
356
354
354
356
355
351
349
350
352
349
352
349
345
337
331
329
324
322
320
317
314

Sunday 30

Waxing Gibbous 86%

13:38

03:01

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: 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)

93
68
98
100
100
99
98
97
98
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

75
68
80
81
80
84
82
81
88
95
100
100
100
100
91
81
72
81
91
100
100
100
100
100

Medium Clouds (% Sky Obscured)

0
3
5
8
38
56
6
36
37
43
45
63
82
99
99
100
100
98
97
92
82
70
56
53

High Clouds (% Sky Obscured)

40
6
56
65
65
65
65
50
35
35
30
38
48
62
75
87
100
100
100
100
67
35
3
2

ISS Passover

Visibility (miles)

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

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
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
Light Rain

Precipitation Probability (%)

0
0
0
0
0
3
1
4
1
3
31
68
81
85
95
91
87
73
73
93
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.4
0.5
0.6
0.8
0.6
0.6
0.4
0.3
0.5
0.9
1.4
1.6
1.1

Wind Speed/Direction (mph)

3
4
2
3
3
4
5
5
6
8
9
11
13
14
16
16
17
16
16
16
17
18
18
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
78
80
83
86
88
89
93
89
89
88
86
93
94
94
93
93
91
94
96
96
94
93
91

Pressure (mb)

1011
1011
1011
1010
1010
1009
1008
1008
1007
1006
1006
1005
1003
1002
1000
999
998
997
996
994
993
992
991
989

Ozone (du)

309
305
300
297
292
285
283
278
276
273
271
269
266
265
264
264
265
266
267
268
269
269
269
269

Monday 1

Waxing Gibbous 94%

13:53

04:33

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: 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)

100
100
98
97
95
93
94
94
96
98
100
89
79
66
76
87
99
94
89
81
71
63
56
63

Low Clouds (% Sky Obscured)

99
99
92
85
78
79
83
90
76
65
52
54
59
62
56
49
43
42
41
37
41
44
55
61

Medium Clouds (% Sky Obscured)

54
60
60
54
52
42
36
37
56
78
99
89
79
60
56
63
77
56
29
0
0
0
0
8

High Clouds (% Sky Obscured)

2
1
28
54
83
56
29
0
7
14
21
21
19
23
45
68
88
79
71
55
36
19
2
4

ISS Passover

Visibility (miles)

4
4
3
5
7
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
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
93
95
95
91
74
58
43
42
41
35
30
21
4
8
10
10
11
10
9
9
6
0
0

Precipitation Amount (mm)

0.8
0.6
0.6
0.7
0.7
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
15
16
17
17
18
17
16
15
15
14
14
15
15
16
15
14
12
10
8
6
6
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

988
987
986
987
988
989
990
991
991
992
994
995
995
996
997
997
997
998
998
999
999
1000
1000
1000

Ozone (du)

274
278
282
288
293
298
299
300
301
302
303
305
307
309
311
312
314
315
316
316
317
320
323
325

Tuesday 2

Waxing Gibbous 91%

14:15

06:10

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: 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)

59
60
57
54
55
65
72
77
75
73
71
79
85
91
92
93
94
92
91
94

Low Clouds (% Sky Obscured)

59
60
57
54
55
65
71
73
71
69
65
71
77
85
87
89
89
88
87
86

Medium Clouds (% Sky Obscured)

14
20
11
5
0
13
25
41
29
22
13
18
22
25
34
43
53
41
33
25

High Clouds (% Sky Obscured)

7
10
7
4
1
7
10
14
14
18
20
29
33
35
36
36
37
25
12
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
7
4
2
4
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
None
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None

Precipitation Probability (%)

0
0
0
0
0
2
3
3
17
27
36
43
53
65
78
87
93
70
48
33

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.6
0.8
0.9
0.5
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
96
96
96
96
98
96
96
94
93
93
93
93
93
91
90
90
88
88

Pressure (mb)

1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
999
998
998
998
998
998
998

Ozone (du)

322
319
316
319
321
324
324
325
325
324
323
322
322
323
323
327
330
333
325
317

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

Generated: 26/11/25 22:14:03. Forecast: 26/11/25 to 02/12/25. Timezone: UTC+0.00