Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 19

Waning Crescent 0%

09:24

No Set

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

Sun - Rise: 08:20, Set: 15:50, Transit: 12:05. Moon - Rise: 09:24, Set: No Set. Civil Dark: 16:33 - 07:37. Nautical Dark: 17:18 - 06:52. Astro Dark: 18:01 - 06:09

Total Clouds (% Sky Obscured)

64
52
51
49
39
44
41
50
49
56
62
57
49
41
48
56
46
50
61
84
55
31
78
75

Low Clouds (% Sky Obscured)

37
50
51
47
39
44
41
49
49
56
62
57
49
41
48
56
46
50
61
84
55
31
66
54

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
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
1
2
2
6
5
2
2
2
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
5
1
1
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
7
47
69
92
90
20
20
20
21
39
90
91
11
1

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
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)

15
14
14
14
11
11
11
10
10
9
9
8
9
8
8
9
10
11
11
11
13
15
14
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
91
93
94
94
94
94
96
94
93
96
96
94
94
93
93
93
94
98
96
93
91
90
83

Pressure (mb)

1012
1013
1013
1014
1014
1015
1015
1015
1014
1014
1014
1013
1013
1012
1012
1011
1011
1011
1011
1010
1010
1009
1008
1007

Ozone (du)

286
280
274
276
284
282
283
283
283
283
281
278
273
270
269
272
274
278
287
293
299
299
301
308

Saturday 20

New Moon 2%

10:04

15:32

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
14 Bad

Sun - Rise: 08:20, Set: 15:51, Transit: 12:06. Moon - Rise: 10:04, Set: 15:32. Civil Dark: 16:33 - 07:37. Nautical Dark: 17:19 - 06:52. Astro Dark: 18:01 - 06:10

Total Clouds (% Sky Obscured)

70
71
56
64
67
81
98
100
92
95
94
95
92
96
100
98
100
91
88
84
88
95
95
99

Low Clouds (% Sky Obscured)

54
53
56
55
59
67
73
66
77
86
89
79
82
94
100
89
92
84
79
63
50
43
49
57

Medium Clouds (% Sky Obscured)

0
0
0
0
40
40
48
81
80
84
79
80
69
80
93
92
97
35
36
39
76
88
86
90

High Clouds (% Sky Obscured)

4
12
11
64
67
66
93
73
1
40
40
40
41
45
46
55
66
57
64
66
50
68
71
94

ISS Passover

Visibility (miles)

9
9
9
9
3
5
9
9
9
1
1
0
0
1
1
1
9
9
9
9
1
1
1
9

Fog (%)

0
0
9
0
0
0
0
0
89
96
92
91
94
89
89
89
92
91
93
93
100
100
100
89

Precipitation Type

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

Precipitation Probability (%)

1
0
0
0
0
0
2
6
22
28
49
62
27
8
3
1
1
0
0
0
4
17
21
10

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.2
0.4
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
17
17
17
18
18
18
18
18
19
18
16
14
12
10
9
8
7
8
8
10
12
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
82
83
94
93
94
93
91
93
94
94
96
96
96
96
96
93
90
90
91
93
96
94
91

Pressure (mb)

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

Ozone (du)

309
309
308
303
302
298
300
300
300
300
304
305
310
312
314
318
326
335
345
354
364
372
379
382

Sunday 21

Waxing Crescent 6%

10:31

16:40

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
14 Bad

Sun - Rise: 08:20, Set: 15:51, Transit: 12:06. Moon - Rise: 10:31, Set: 16:40. Civil Dark: 16:34 - 07:38. Nautical Dark: 17:19 - 06:53. Astro Dark: 18:02 - 06:10

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
92
93
82
87
87
88
91

Low Clouds (% Sky Obscured)

71
58
78
76
60
64
59
64
74
100
100
100
100
100
100
100
100
83
77
67
68
64
60
60

Medium Clouds (% Sky Obscured)

92
83
99
100
100
96
100
100
100
100
100
100
100
85
67
68
20
7
0
0
12
13
5
25

High Clouds (% Sky Obscured)

100
100
92
92
87
94
100
100
100
100
100
100
45
42
40
35
60
61
72
54
35
43
51
59

ISS Passover

Visibility (miles)

9
9
9
9
1
0
0
0
1
1
1
4
6
9
9
9
9
9
9
4
9
9
9
9

Fog (%)

98
95
91
92
89
89
20
18
3
9
20
26
89
95
89
94
94
94
94
94
94
94
94
94

Precipitation Type

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

Precipitation Probability (%)

9
2
1
0
20
43
44
48
70
74
83
81
75
48
20
31
28
42
25
3
5
5
15
6

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
7
7
7
7
6
6
6
7
7
7
7
7
7
7
7
7
7
7
8
8
8
8
7

Feels Like (°C)

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

Dew Point (°C)

6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
7
7
7
7
6
6
6

Relative Humidity (%)

91
93
91
93
96
96
96
96
96
96
96
96
96
96
96
96
96
96
96
96
96
88
88
88

Pressure (mb)

1006
1006
1006
1006
1006
1006
1006
1006
1006
1005
1005
1005
1005
1004
1004
1004
1004
1005
1006
1006
1006
1006
1006
1006

Ozone (du)

379
378
375
374
374
375
375
375
374
374
374
375
377
379
381
381
382
386
388
391
393
397
399
401

Monday 22

Waxing Crescent 12%

10:50

17:57

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

Sun - Rise: 08:21, Set: 15:52, Transit: 12:07. Moon - Rise: 10:50, Set: 17:57. Civil Dark: 16:34 - 07:38. Nautical Dark: 17:20 - 06:53. Astro Dark: 18:02 - 06:11

Total Clouds (% Sky Obscured)

92
93
93
95
97
98
98
98
99
97
99
99
99
55
49
33
33
33
34
57
92
84
87
86

Low Clouds (% Sky Obscured)

64
71
72
58
79
83
88
92
83
61
64
54
59
52
49
33
33
33
34
35
40
40
44
49

Medium Clouds (% Sky Obscured)

25
30
35
39
48
29
59
44
39
32
30
25
26
24
25
31
33
33
23
11
0
0
0
0

High Clouds (% Sky Obscured)

51
45
40
38
27
20
24
32
40
34
44
40
46
17
17
19
33
33
34
25
22
18
17
18

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 (%)

94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94

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
1
0
1
2
0
4
4
4
2
1
0
0
0
0
0
0
0
4
5
3
11
12
10

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
9
9
9
8
8
8
8
8
8
8
8
9
10
11
12
13
14
14
12
11
11
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
91
93
91
93
91
89
89
91
94
98
96
96
94
94
93
89
88
85
80
77
76
76
78

Pressure (mb)

1006
1007
1007
1008
1008
1009
1009
1010
1010
1010
1010
1010
1011
1011
1011
1011
1012
1013
1013
1014
1014
1014
1015
1015

Ozone (du)

396
393
390
386
385
386
384
379
371
366
361
358
355
352
348
345
343
340
337
338
340
344
345
350

Tuesday 23

Waxing Crescent 12%

11:04

19:17

15 Bad
16 OK
17 OK
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
14 Bad

Sun - Rise: 08:21, Set: 15:52, Transit: 12:07. Moon - Rise: 11:04, Set: 19:17. Civil Dark: 16:35 - 07:39. Nautical Dark: 17:20 - 06:53. Astro Dark: 18:03 - 06:11

Total Clouds (% Sky Obscured)

40
25
26
47
59
92
90
90
89
92
95
95
94
93
89
87
78
70
64
63
62
63
63
62

Low Clouds (% Sky Obscured)

40
25
26
39
38
44
85
84
80
78
79
80
76
72
65
80
73
65
62
61
60
59
59
59

Medium Clouds (% Sky Obscured)

3
0
0
0
0
3
38
45
40
48
53
62
56
61
60
61
57
49
41
34
24
15
10
2

High Clouds (% Sky Obscured)

3
2
2
12
22
45
31
3
15
25
25
16
20
20
20
25
40
45
55
60
45
30
18
9

ISS Passover

Visibility (miles)

9
9
9
9
9
9
1
1
0
0
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94

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 (%)

12
11
8
7
5
2
8
6
3
5
5
1
3
3
1
6
3
0
10
9
5
21
18
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)

12
13
13
14
15
15
15
16
16
16
17
17
17
17
17
17
16
16
16
17
18
18
18
18

Chance of Frost

Temperature (°C)

4
4
3
3
3
3
4
4
4
4
4
4
4
4
4
4
3
3
3
3
3
3
3
3

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
83
86
88
93
94
96
94
96
98
94
91
89
91
91
93
91
91
89
86
85
80
80
80

Pressure (mb)

1016
1016
1017
1018
1018
1019
1020
1020
1021
1022
1022
1023
1024
1024
1025
1025
1025
1026
1027
1027
1028
1028
1028
1028

Ozone (du)

355
359
363
365
366
366
367
363
357
354
352
352
352
349
350
351
352
353
354
355
355
355
353
351

Wednesday 24

Waxing Crescent 19%

11:15

20:38

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
14 Bad

Sun - Rise: 08:21, Set: 15:53, Transit: 12:08. Moon - Rise: 11:15, Set: 20:38. Civil Dark: 16:35 - 07:39. Nautical Dark: 17:21 - 06:54. Astro Dark: 18:03 - 06:11

Total Clouds (% Sky Obscured)

56
49
45
51
66
73
82
87
91
96
92
92
71
57
40
26
21
20
25
44
50
54
59
63

Low Clouds (% Sky Obscured)

56
49
45
51
62
64
69
70
65
64
55
43
39
39
40
26
21
20
25
44
50
54
59
63

Medium Clouds (% Sky Obscured)

1
1
0
1
2
2
8
17
22
32
48
54
54
50
40
26
21
20
23
18
23
18
10
0

High Clouds (% Sky Obscured)

6
4
0
0
0
0
0
0
0
0
0
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 (%)

94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94

Precipitation Type

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

Precipitation Probability (%)

13
9
4
21
24
25
45
56
63
61
61
63
57
51
43
45
47
47
43
39
36
31
26
20

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0.3
0.3
0.3
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

18
18
18
18
18
19
19
18
16
15
15
15
15
15
15
15
15
15
15
15
15
16
16
16

Chance of Frost

Temperature (°C)

3
3
2
2
2
2
2
2
2
1
2
2
2
2
2
1
1
1
1
2
2
3
2
2

Feels Like (°C)

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

Dew Point (°C)

-0
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-0
-0
-0
-1
-1
-1
-1
-0
-0
-1
-1

Relative Humidity (%)

80
80
81
84
83
83
83
83
83
83
83
84
83
86
88
89
88
89
89
86
85
82
82
83

Pressure (mb)

1028
1029
1029
1029
1029
1029
1029
1028
1028
1028
1028
1028
1028
1028
1027
1027
1028
1028
1028
1028
1028
1027
1027
1027

Ozone (du)

349
351
352
354
352
350
348
345
342
339
337
334
331
329
327
326
325
325
324
323
322
320
317
314

Thursday 25

Waxing Crescent 28%

11:25

21:58

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

Sun - Rise: 08:22, Set: 15:54, Transit: 12:08. Moon - Rise: 11:25, Set: 21:58. Civil Dark: 16:36 - 07:39. Nautical Dark: 17:21 - 06:54. Astro Dark: 18:04 - 06:11

Total Clouds (% Sky Obscured)

79
80
82
68
65
25
21
16
21
20
39
43
44
44
40
33
31
37
45
46
55

Low Clouds (% Sky Obscured)

79
80
82
68
65
25
21
16
21
20
39
38
38
34
34
33
31
36
30
24
23

Medium Clouds (% Sky Obscured)

13
25
38
33
27
21
14
7
0
5
11
14
9
4
0
5
12
18
23
27
36

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
4
7
8

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

Fog (%)

94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94
94

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

24
27
29
28
28
27
27
27
25
23
21
21
20
19
18
21
22
21
24
25
24

Precipitation Amount (mm)

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)

15
16
15
16
15
14
13
12
10
9
8
8
8
8
8
8
8
8
8
9
10

Chance of Frost

Temperature (°C)

2
2
2
1
1
2
2
2
1
1
1
1
1
1
1
0
1
1
1
2
2

Feels Like (°C)

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

Dew Point (°C)

-1
-1
-1
-1
-1
-1
-1
-0
-0
0
0
0
-0
-0
-1
-1
-1
-1
-0
-0
0

Relative Humidity (%)

83
83
84
86
84
84
84
88
89
93
93
93
93
93
92
92
92
92
93
88
86

Pressure (mb)

1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1026
1027
1027
1027
1027
1027
1028
1027
1027

Ozone (du)

311
312
313
315
315
315
315
314
313
312
311
309
308
309
310
310
312
314
316
316
316

Forecast for Buxton, Derbyshire, United Kingdom (53.26,-1.91)

Generated: 19/12/25 15:46:52. Forecast: 19/12/25 to 25/12/25. Timezone: UTC+0.00