Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 20

New Moon 0%

09:51

16:04

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
10 Bad
11 Bad
12 Bad

Sun - Rise: 08:13, Set: 16:14, Transit: 12:14. Moon - Rise: 09:51, Set: 16:04. Civil Dark: 16:53 - 07:35. Nautical Dark: 17:35 - 06:53. Astro Dark: 18:15 - 06:13

Total Clouds (% Sky Obscured)

70
76
82
100
100
100
100
100
100
96
68
70
49
100
100
95
69
90
86
82
87
100
100
100

Low Clouds (% Sky Obscured)

67
76
82
100
65
92
75
62
50
43
50
44
41
53
52
51
57
35
46
47
57
64
75
78

Medium Clouds (% Sky Obscured)

70
76
82
100
100
99
92
100
100
79
62
55
49
100
73
55
55
63
75
55
84
76
100
99

High Clouds (% Sky Obscured)

70
76
82
13
70
0
16
97
99
96
68
70
49
100
100
93
69
90
78
81
56
100
100
41

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

0
3
91
95
95
95
95
81
37
25
8
2
13
26
25
27
17
14
17
36
67
93
95
95

Precipitation Amount (mm)

0
0
0.5
1.4
1.2
0.8
0.9
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.6
0.8
1.1

Wind Speed/Direction (mph)

20
18
17
18
18
18
18
16
11
9
7
6
5
3
2
1
2
2
3
4
4
6
8
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
82
82
85
93
93
93
91
87
88
85
84
87
88
87
87
90
90
90
90
91
91
95
95

Pressure (mb)

1005
1004
1003
1002
1002
1001
1001
1002
1002
1002
1002
1003
1003
1003
1003
1003
1003
1003
1003
1004
1004
1004
1004
1003

Ozone (du)

300
303
306
310
316
322
326
329
328
324
321
322
327
331
339
345
351
357
369
386
394
394
393
392

Sunday 21

Waxing Crescent 2%

10:22

17:10

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
10 Bad
11 Bad
12 Bad

Sun - Rise: 08:14, Set: 16:15, Transit: 12:15. Moon - Rise: 10:22, Set: 17:10. Civil Dark: 16:54 - 07:35. Nautical Dark: 17:36 - 06:53. Astro Dark: 18:15 - 06:13

Total Clouds (% Sky Obscured)

99
100
100
100
98
100
100
99
100
99
100
100
100
100
97
95
99
87
81
66
94
76
97
88

Low Clouds (% Sky Obscured)

85
64
83
63
60
96
54
58
82
75
63
63
68
59
49
61
56
60
54
55
51
44
79
72

Medium Clouds (% Sky Obscured)

98
100
100
100
95
100
100
98
100
99
100
100
81
57
57
51
74
60
67
25
86
53
63
69

High Clouds (% Sky Obscured)

57
77
100
100
54
32
35
63
93
66
62
79
72
47
76
71
74
64
54
66
70
61
79
53

ISS Passover

Visibility (miles)

3
9
9
9
9
9
9
9
9
9
9
4
9
9
9
9
6
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
3
0
2
6
10
12
9

Precipitation Type

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

Precipitation Probability (%)

77
63
75
76
79
81
78
75
79
78
90
85
58
62
55
52
47
24
6
3
4
16
20
13

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
95
96
96
95
95
96
95
95
95
96
98
96
98
98
96
96
95
95
96
95
93
95

Pressure (mb)

1003
1002
1002
1002
1002
1002
1002
1002
1002
1002
1001
1001
1001
1001
1001
1001
1001
1002
1002
1003
1003
1004
1004
1004

Ozone (du)

391
391
390
389
391
390
391
393
395
396
397
393
392
393
394
398
400
399
399
397
395
396
393
392

Monday 22

Waxing Crescent 6%

10:46

18:23

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 OK
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 08:14, Set: 16:15, Transit: 12:15. Moon - Rise: 10:46, Set: 18:23. Civil Dark: 16:54 - 07:35. Nautical Dark: 17:36 - 06:54. Astro Dark: 18:16 - 06:14

Total Clouds (% Sky Obscured)

94
87
79
88
85
82
52
61
60
77
63
66
89
77
70
73
64
49
40
54
62
50
45
53

Low Clouds (% Sky Obscured)

54
60
46
65
64
82
52
49
44
59
58
58
68
59
57
56
46
40
31
20
26
28
32
43

Medium Clouds (% Sky Obscured)

88
56
71
38
4
0
0
0
0
0
0
0
3
0
1
2
18
18
20
20
25
30
29
40

High Clouds (% Sky Obscured)

47
35
57
47
50
16
2
30
57
56
25
34
72
58
47
47
17
6
3
22
30
12
6
6

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 (%)

4
0
0
0
0
9
23
28
21
13
20
10
10
10
10
10
10
10
10
10
10
10
10
10

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 (%)

26
28
21
10
21
16
9
7
3
3
1
3
8
6
3
0
0
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
88
90
93
95
96
96
96
96
96
96
95
93
93
94
94
94
94
94
94
93
91
88
84

Pressure (mb)

1004
1004
1005
1005
1006
1007
1008
1008
1009
1010
1010
1010
1011
1011
1012
1012
1013
1013
1014
1015
1016
1016
1016
1016

Ozone (du)

390
388
387
387
384
379
373
368
364
361
356
353
349
346
346
348
351
352
352
349
347
342
339
339

Tuesday 23

Waxing Crescent 12%

11:04

19:39

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
10 Bad
11 Bad
12 Bad

Sun - Rise: 08:14, Set: 16:16, Transit: 12:16. Moon - Rise: 11:04, Set: 19:39. Civil Dark: 16:55 - 07:36. Nautical Dark: 17:37 - 06:54. Astro Dark: 18:16 - 06:14

Total Clouds (% Sky Obscured)

54
57
96
95
77
65
61
61
71
96
98
97
96
93
91
89
89
86
84
84
83
84
84
69

Low Clouds (% Sky Obscured)

54
57
66
73
77
65
61
61
71
93
95
94
93
93
91
89
89
86
84
84
83
81
78
63

Medium Clouds (% Sky Obscured)

47
50
82
81
62
34
20
5
7
7
8
6
52
44
63
65
65
65
65
55
4
0
0
0

High Clouds (% Sky Obscured)

3
5
5
2
1
2
2
2
1
0
4
2
2
2
35
35
35
30
30
30
25
30
35
35

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 (%)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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
1
1
0
0
0
0
4
6
4
8
9
9
11
16
10
13
18
17
16
11
15
14

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)

7
7
7
7
8
9
10
11
13
14
15
15
15
16
17
17
18
19
19
20
20
20
21
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
88
91
93
94
94
94
96
94
93
91
93
93
93
91
91
91
91
89
91
89
88
85
86

Pressure (mb)

1017
1017
1017
1018
1018
1019
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1022
1023
1023
1024
1024
1024

Ozone (du)

343
345
345
346
348
347
347
348
349
348
349
347
343
341
337
335
332
332
332
332
333
334
334
334

Wednesday 24

Waxing Crescent 19%

11:18

20:55

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

Sun - Rise: 08:15, Set: 16:17, Transit: 12:16. Moon - Rise: 11:18, Set: 20:55. Civil Dark: 16:55 - 07:36. Nautical Dark: 17:37 - 06:54. Astro Dark: 18:17 - 06:15

Total Clouds (% Sky Obscured)

64
57
51
41
10
12
15
21
12
7
4
3
3
3
20
38
52
42
37
23
19
19
19
31

Low Clouds (% Sky Obscured)

49
38
39
29
9
12
15
21
12
7
1
0
0
0
15
31
42
42
37
23
19
19
19
31

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
1
2
0
0
0
0
0
0
7
13
10
28
35
23
19
19
19
31

High Clouds (% Sky Obscured)

40
35
17
1
1
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 (%)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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 (%)

6
5
3
1
0
2
3
2
4
5
4
14
8
3
20
21
16
31
38
44
43
40
33
34

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-3
-3
-3
-5
-5
-5
-6
-7
-7
-7
-7
-7
-7
-7
-7
-7
-7
-6
-7
-6
-6
-6
-6
-6

Dew Point (°C)

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

Relative Humidity (%)

85
80
83
82
82
81
83
81
81
81
80
77
75
75
74
77
78
81
81
81
80
75
73
69

Pressure (mb)

1024
1024
1024
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1025
1025
1025
1024
1024
1023

Ozone (du)

334
334
334
333
333
332
331
329
327
330
336
342
341
341
341
342
344
345
345
346
346
349
351
353

Thursday 25

Waxing Crescent 28%

11:32

22:12

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
10 Bad
11 Bad
12 Bad

Sun - Rise: 08:15, Set: 16:17, Transit: 12:17. Moon - Rise: 11:32, Set: 22:12. Civil Dark: 16:56 - 07:36. Nautical Dark: 17:38 - 06:55. Astro Dark: 18:18 - 06:15

Total Clouds (% Sky Obscured)

41
51
69
83
94
90
86
81
85
91
95
95
94
94
95
95
95
95
95
95
94
93
92
93

Low Clouds (% Sky Obscured)

41
51
68
78
88
84
80
76
77
80
82
82
80
78
70
59
50
51
51
52
62
73
83
82

Medium Clouds (% Sky Obscured)

41
44
37
44
58
54
51
51
59
66
71
63
51
42
34
30
18
9
10
10
13
15
21
24

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
1
1
1

ISS Passover

Visibility (miles)

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

Fog (%)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Precipitation Type

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

Precipitation Probability (%)

34
32
46
52
55
58
59
57
63
65
64
60
55
49
46
44
37
40
39
30
41
43
32
40

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

16
15
15
14
14
14
14
14
14
14
14
14
14
14
13
13
13
12
12
12
12
12
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
73
74
77
78
81
86
91
94
93
91
91
89
89
88
89
89
89
89
89
89
88
88
86

Pressure (mb)

1023
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1024
1024
1025
1026
1026
1026
1027

Ozone (du)

354
355
356
363
371
378
380
382
383
380
377
373
369
365
361
360
358
357
356
355
355
354
353
352

Friday 26

Waxing Crescent 39%

11:44

23:29

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: 08:15, Set: 16:18, Transit: 12:17. Moon - Rise: 11:44, Set: 23:29. Civil Dark: 16:57 - 07:37. Nautical Dark: 17:39 - 06:55. Astro Dark: 18:18 - 06:15

Total Clouds (% Sky Obscured)

95
97
80
65
54
74
74
74
76
79
81
83
87
91
94
96
98

Low Clouds (% Sky Obscured)

82
83
73
62
51
54
54
54
58
59
64
71
75
83
86
90
94

Medium Clouds (% Sky Obscured)

27
32
27
19
11
8
4
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
4
5
5
16
13
8
1
1
1
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Precipitation Type

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

Precipitation Probability (%)

40
35
37
35
28
34
31
24
27
27
23
30
30
22
25
27
24

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
13
13
13
14
14
13
13
12
12
12
12
12
13
14
13
14

Chance of Frost

Temperature (°C)

2
2
2
2
2
2
2
2
2
2
3
3
3
3
3
3
3

Feels Like (°C)

-5
-5
-5
-5
-5
-5
-4
-5
-4
-4
-5
-5
-3
-4
-4
-4
-4

Dew Point (°C)

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

Relative Humidity (%)

86
86
88
88
88
89
91
91
93
91
88
86
86
85
85
86
88

Pressure (mb)

1027
1027
1027
1027
1028
1028
1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1030

Ozone (du)

353
353
354
356
358
360
361
362
363
364
364
364
366
367
369
370
371

Forecast for Newton Ferrers, Devon, United Kingdom (50.31,-4.04)

Generated: 20/12/25 13:02:19. Forecast: 20/12/25 to 26/12/25. Timezone: UTC+0.00