Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 30

Waxing Gibbous 91%

13:04

05:08

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

Sun - Rise: 08:15, Set: 16:21, Transit: 12:18. Moon - Rise: 13:04, Set: 05:08. Civil Dark: 16:59 - 07:37. Nautical Dark: 17:41 - 06:55. Astro Dark: 18:21 - 06:15

Total Clouds (% Sky Obscured)

39
38
42
31
9
19
14
13
12
4
4
3
2
1
1
1
2
2
4
2
25
20
2
23

Low Clouds (% Sky Obscured)

36
35
32
25
1
2
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0

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)

8
4
14
9
9
19
14
13
12
4
4
3
2
1
1
1
2
2
4
2
25
20
2
23

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
6
15
5
24
33
38
47
16
4
0
0
0
0
0
0
0
0
0
0
0
14
13

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
80
81
81
83
84
88
89
89
87
87
80
74
71
67
64
71
76
81
83
83
83
81
80

Pressure (mb)

1034
1034
1034
1034
1034
1033
1033
1033
1033
1033
1033
1032
1032
1031
1030
1029
1029
1028
1028
1027
1027
1027
1026
1025

Ozone (du)

293
297
300
303
303
300
303
304
307
306
302
301
302
302
303
304
304
305
304
303
300
303
308
310

Wednesday 31

Waxing Gibbous 97%

13:47

06:36

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

Sun - Rise: 08:15, Set: 16:22, Transit: 12:18. Moon - Rise: 13:47, Set: 06:36. Civil Dark: 17:00 - 07:37. Nautical Dark: 17:42 - 06:55. Astro Dark: 18:22 - 06:15

Total Clouds (% Sky Obscured)

34
61
77
71
65
69
68
39
37
42
45
69
88
40
49
84
47
82
70
48
38
24
29
35

Low Clouds (% Sky Obscured)

12
44
59
59
58
65
66
27
26
28
42
32
74
40
49
72
47
65
43
15
25
24
29
35

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)

30
46
54
29
38
45
47
34
37
42
45
39
57
0
11
3
3
27
66
5
30
4
2
4

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
1
2
4
1
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
1
2
4
5
4
3
3
3
5
4
5
2
8
21
22
12
9
6
1
2
2
2

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
83
86
87
88
88
77
77
81
89
81
79
73
72
76
78
81
86
83
83
85
86
85
85

Pressure (mb)

1024
1023
1022
1022
1021
1020
1019
1018
1017
1017
1017
1016
1016
1015
1014
1013
1013
1013
1013
1013
1014
1014
1014
1014

Ozone (du)

311
313
314
316
318
316
319
320
318
314
313
317
321
325
329
326
320
325
337
342
346
346
345
345

Thursday 1

Waxing Gibbous 95%

14:50

07:53

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

Sun - Rise: 08:15, Set: 16:23, Transit: 12:19. Moon - Rise: 14:50, Set: 07:53. Civil Dark: 17:01 - 07:37. Nautical Dark: 17:43 - 06:55. Astro Dark: 18:23 - 06:15

Total Clouds (% Sky Obscured)

22
22
53
79
44
62
24
32
26
20
30
54
80
70
72
4
8
5
5
5
3
4
5
4

Low Clouds (% Sky Obscured)

22
22
48
43
41
28
24
32
26
20
30
43
57
65
64
1
3
2
2
2
1
2
2
2

Medium Clouds (% Sky Obscured)

0
0
11
3
2
1
0
0
0
0
0
0
46
70
28
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
2
21
50
13
47
2
1
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
4
4
9
0
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
2
2
2
1
2
2
2
3
9
27
23
40
55
34
8
3
1
1
1
2
1
2
3

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
86
86
84
86
86
86
86
83
80
89
93
80
90
72
72
80
83
83
80
83
81
78

Pressure (mb)

1013
1013
1013
1013
1012
1012
1011
1011
1011
1011
1010
1010
1010
1009
1010
1010
1010
1010
1011
1011
1012
1012
1012
1013

Ozone (du)

347
348
346
343
338
336
329
320
314
314
307
304
308
306
306
305
307
308
306
307
309
317
319
323

Friday 2

Waxing Gibbous 100%

16:10

08:50

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

Sun - Rise: 08:15, Set: 16:24, Transit: 12:19. Moon - Rise: 16:10, Set: 08:50. Civil Dark: 17:02 - 07:36. Nautical Dark: 17:44 - 06:55. Astro Dark: 18:24 - 06:15

Total Clouds (% Sky Obscured)

6
9
8
9
43
61
30
15
14
8
19
30
28
22
15
4
4
3
0
0
1
3
4
3

Low Clouds (% Sky Obscured)

1
4
2
3
24
36
21
13
9
4
11
21
25
21
12
2
3
2
0
0
0
0
0
0

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
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
7
9
9
9
6
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 (%)

3
4
6
7
5
4
5
5
5
5
7
21
9
6
5
2
4
2
1
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
81
86
88
89
88
83
83
86
89
89
82
77
71
66
64
68
74
80
78
74
69
66
65

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1015
1015
1015
1015
1015
1015
1016
1016
1017
1017
1018
1019
1019

Ozone (du)

322
323
329
340
356
361
358
353
353
355
356
358
362
364
366
364
363
357
339
335
336
335
337
341

Saturday 3

Full Moon 99%

17:38

09:29

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

Sun - Rise: 08:15, Set: 16:25, Transit: 12:20. Moon - Rise: 17:38, Set: 09:29. Civil Dark: 17:03 - 07:36. Nautical Dark: 17:45 - 06:55. Astro Dark: 18:25 - 06:15

Total Clouds (% Sky Obscured)

1
0
0
2
2
12
20
4
5
20
20
14
26
23
25
22
32
48
56
86
93
95
100
99

Low Clouds (% Sky Obscured)

0
0
0
1
1
5
10
0
0
0
0
0
0
0
0
0
0
0
9
19
24
30
32
32

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
2
20
20
14
26
23
25
22
32
24
12
8
4
1
26
50

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
6
4
3
1
0
2
3
5
6

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
Snow
Snow
Snow
None
None

Precipitation Probability (%)

0
0
0
0
0
1
2
3
3
2
2
1
0
2
3
3
15
23
32
46
49
48
39
28

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
67
70
70
67
67
69
81
89
92
92
86
79
73
76
80
85
88
93
98
98
98
98
96

Pressure (mb)

1019
1020
1020
1020
1021
1021
1021
1021
1022
1022
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

342
340
336
333
335
340
343
346
349
350
351
351
350
350
349
348
346
346
345
344
343
342
340
341

Sunday 4

Waning Gibbous 96%

19:06

09:56

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 Good
16 OK
17 OK
18 OK
19 OK
20 OK
21 OK
22 OK

Sun - Rise: 08:14, Set: 16:26, Transit: 12:20. Moon - Rise: 19:06, Set: 09:56. Civil Dark: 17:04 - 07:36. Nautical Dark: 17:46 - 06:54. Astro Dark: 18:26 - 06:15

Total Clouds (% Sky Obscured)

97
97
90
84
85
78
71
60
55
58
49
41
33
31
19
5
13
25
39
38
33
30
27
23

Low Clouds (% Sky Obscured)

21
21
20
20
26
32
36
36
37
38
30
19
11
10
7
2
2
1
0
0
0
0
7
13

Medium Clouds (% Sky Obscured)

75
64
54
60
64
67
58
36
18
5
3
2
0
1
1
1
9
14
18
14
9
5
3
2

High Clouds (% Sky Obscured)

8
13
16
25
15
14
9
6
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

8
9
9
8
7
8
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 (%)

11
14
12
5
8
8
2
6
6
2
7
6
3
4
4
0
0
0
0
0
0
0
2
3

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
93
94
94
94
94
92
91
89
89
88
84
80
77
79
80
82
83
85
86
83
81
80
80

Pressure (mb)

1021
1021
1021
1021
1021
1021
1022
1022
1022
1023
1023
1024
1024
1024
1025
1025
1025
1025
1026
1026
1027
1027
1027
1027

Ozone (du)

342
343
345
348
350
354
357
361
367
372
378
378
378
378
377
375
373
374
374
375
373
372
370
367

Monday 5

Waning Gibbous 90%

20:30

10:15

23 OK
00 OK
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: 08:14, Set: 16:27, Transit: 12:21. Moon - Rise: 20:30, Set: 10:15. Civil Dark: 17:06 - 07:36. Nautical Dark: 17:47 - 06:54. Astro Dark: 18:27 - 06:15

Total Clouds (% Sky Obscured)

20
33
47
60
70
81
89
81
73
66
70
76
80
85
90
95
97
99
100

Low Clouds (% Sky Obscured)

20
27
36
48
49
45
42
41
41
41
46
49
53
63
72
82
67
51
35

Medium Clouds (% Sky Obscured)

0
0
0
0
8
17
22
24
27
33
45
54
63
65
68
67
73
83
93

High Clouds (% Sky Obscured)

0
11
22
33
22
13
12
28
32
38
39
38
28
20
25
30
25
30
40

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

2
4
5
3
10
10
5
8
9
5
10
10
4
9
10
12
21
19
9

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
1
1
1
0
1
1
1
-0
-1
-0
-0
-1
0
5
5
5
4
4

Dew Point (°C)

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

Relative Humidity (%)

79
77
77
77
77
80
83
86
88
86
88
82
79
75
79
82
87
88
91

Pressure (mb)

1027
1027
1027
1027
1028
1028
1028
1028
1028
1029
1029
1029
1028
1028
1028
1027
1027
1026
1026

Ozone (du)

364
360
358
356
354
355
357
358
357
355
353
353
353
352
349
346
343
336
329

Forecast for Buckfastleigh, Devon, United Kingdom (50.48,-3.78)

Generated: 30/12/25 23:11:22. Forecast: 30/12/25 to 05/01/26. Timezone: UTC+0.00