Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 14

Waning Crescent 27%

02:29

12:59

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
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 08:08, Set: 16:09, Transit: 12:09. Moon - Rise: 02:29, Set: 12:59. Civil Dark: 16:48 - 07:29. Nautical Dark: 17:30 - 06:47. Astro Dark: 18:10 - 06:07

Total Clouds (% Sky Obscured)

74
96
100
100
94
85
88
90
92
90
100
95
100
99
100
99
100
100
100
100
100
100
99
100

Low Clouds (% Sky Obscured)

57
50
54
63
64
43
63
66
82
75
83
63
64
69
73
75
86
91
89
91
86
92
90
85

Medium Clouds (% Sky Obscured)

54
64
69
82
84
65
36
39
27
23
25
28
27
38
41
69
78
79
85
93
89
85
87
76

High Clouds (% Sky Obscured)

74
96
100
100
78
82
86
86
56
12
53
93
100
94
93
59
100
100
98
99
97
100
86
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
6
8
11
12
17
14
19
20
23
29
38

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
5
5
5
5
5
5
5
7
7
7
6
7
6
6
6
6
6
6
7
7
7
7

Dew Point (°C)

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

Relative Humidity (%)

87
87
84
85
85
88
85
85
84
84
83
84
86
88
83
77
79
83
88
84
88
90
90
90

Pressure (mb)

1023
1022
1021
1021
1020
1020
1020
1019
1019
1018
1017
1016
1015
1014
1013
1013
1012
1011
1011
1010
1010
1009
1008
1007

Ozone (du)

301
302
302
301
302
301
299
298
297
295
295
295
293
293
295
296
297
296
296
296
298
298
299
298

Monday 15

Waning Crescent 19%

03:40

13:13

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
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 08:09, Set: 16:09, Transit: 12:09. Moon - Rise: 03:40, Set: 13:13. Civil Dark: 16:48 - 07:30. Nautical Dark: 17:30 - 06:48. Astro Dark: 18:10 - 06:08

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
98
100
99

Low Clouds (% Sky Obscured)

79
79
82
80
85
85
89
81
75
87
100
81
73
77
78
73
77
68
73
72
93
83
64
61

Medium Clouds (% Sky Obscured)

91
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
97
97
100
99

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
76
100
100
100
100
98
92
37
35
30
40
35

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
4
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

59
65
72
82
74
73
74
81
80
95
95
95
95
95
95
95
88
82
78
85
95
95
63
52

Precipitation Amount (mm)

0
0
0
0.3
0
0.2
0.2
0.3
0.3
0.5
0.7
0.6
0.9
1
1.5
1.1
0.6
0.4
0.3
0.4
1
0.6
0
0

Wind Speed/Direction (mph)

17
17
17
16
17
16
15
16
16
15
17
15
15
16
17
15
15
13
12
10
10
7
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
88
88
90
87
86
87
90
93
93
95
92
92
93
96
93
93
91
91
91
93
95
93

Pressure (mb)

1007
1006
1005
1004
1004
1004
1004
1004
1004
1003
1003
1002
1002
1001
1001
1001
1002
1002
1003
1003
1004
1004
1005
1005

Ozone (du)

299
298
299
300
298
299
299
297
295
296
296
297
297
295
294
295
297
298
300
300
300
298
298
301

Tuesday 16

Waning Crescent 12%

04:51

13:30

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 Good
17 Good
18 Good
19 OK
20 OK
21 OK
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 08:10, Set: 16:09, Transit: 12:10. Moon - Rise: 04:51, Set: 13:30. Civil Dark: 16:48 - 07:31. Nautical Dark: 17:30 - 06:49. Astro Dark: 18:10 - 06:09

Total Clouds (% Sky Obscured)

100
100
99
99
100
100
93
93
100
99
100
66
68
75
18
5
7
14
23
37
45
64
56
88

Low Clouds (% Sky Obscured)

43
50
37
26
20
20
25
20
20
24
36
19
9
0
0
0
7
13
20
27
35
47
56
71

Medium Clouds (% Sky Obscured)

100
100
98
99
100
100
93
93
100
99
100
59
57
73
16
2
0
0
0
0
0
0
9
17

High Clouds (% Sky Obscured)

30
39
59
43
93
36
20
25
30
21
16
30
13
5
13
4
0
0
0
6
14
29
38
76

ISS Passover

Visibility (miles)

9
9
7
4
8
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
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

50
58
81
78
74
50
32
32
15
7
2
1
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0.5
0.4
0.3
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
6
6
6
6
7
7
9
9
9
8
6
4
4
3
4
4
3
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
91
90
93
93
93
93
93
90
87
82
78
80
82
87
88
91
91
93
94
94
93
91
91

Pressure (mb)

1006
1006
1006
1007
1008
1009
1010
1011
1012
1013
1013
1013
1014
1014
1015
1016
1017
1017
1018
1018
1019
1019
1019
1019

Ozone (du)

301
302
306
310
314
317
324
331
335
338
340
342
344
350
363
368
369
371
359
351
343
339
335
330

Wednesday 17

Waning Crescent 6%

06:03

13:52

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
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 08:11, Set: 16:09, Transit: 12:10. Moon - Rise: 06:03, Set: 13:52. Civil Dark: 16:48 - 07:32. Nautical Dark: 17:31 - 06:49. Astro Dark: 18:11 - 06:09

Total Clouds (% Sky Obscured)

70
62
90
84
95
100
100
100
100
100
100
100
100
100
98
99
100
94
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

70
62
55
42
45
52
52
58
66
74
87
92
94
92
89
87
89
79
90
81
82
80
82
85

Medium Clouds (% Sky Obscured)

22
30
38
49
51
51
51
99
99
75
99
52
80
57
74
66
85
54
81
81
100
77
100
100

High Clouds (% Sky Obscured)

70
62
90
84
95
100
100
88
76
62
64
37
31
43
54
65
82
65
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
9
9
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
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
9
17
21
25
35
43
52
80
88
93
95
95
95
95
92
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.4
0.4
0.4
0.8
0.4
0.8
1
0.5
1.1
1.6
1.2
1.6
1.4

Wind Speed/Direction (mph)

2
2
2
2
2
3
4
5
7
9
12
14
15
16
16
16
17
17
16
17
17
16
15
15

Chance of Frost

Temperature (°C)

2
2
2
2
3
3
4
5
7
8
9
10
10
10
10
10
10
10
10
11
11
11
11
11

Feels Like (°C)

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

Dew Point (°C)

1
1
1
1
1
2
2
3
5
6
7
7
7
7
7
7
8
8
9
9
9
9
10
10

Relative Humidity (%)

91
91
89
89
89
88
88
86
87
85
82
81
81
81
81
82
84
85
88
88
88
90
91
90

Pressure (mb)

1019
1019
1019
1020
1020
1019
1020
1020
1019
1019
1018
1017
1017
1016
1016
1016
1016
1015
1015
1015
1015
1014
1014
1013

Ozone (du)

327
322
319
317
316
315
314
311
308
306
307
306
304
303
299
298
298
300
300
300
298
300
301
297

Thursday 18

Waning Crescent 3%

07:13

14:23

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
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 08:11, Set: 16:10, Transit: 12:11. Moon - Rise: 07:13, Set: 14:23. Civil Dark: 16:49 - 07:32. Nautical Dark: 17:31 - 06:50. Astro Dark: 18:11 - 06:10

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
98
98
99
88

Low Clouds (% Sky Obscured)

86
91
95
99
91
83
81
82
83
85
76
68
59
57
57
58
58
59
57
44
29
12
17
25

Medium Clouds (% Sky Obscured)

99
75
57
53
62
94
98
95
99
98
89
77
64
73
85
100
100
100
100
88
70
50
37
29

High Clouds (% Sky Obscured)

100
100
93
86
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
92
84
76
59
38

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
7
6
4
3
5
7
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
95
73
47
79
91
95
95
77
37
23
14
1
6
5

Precipitation Amount (mm)

1.1
1
1.2
0.9
1.4
1.3
1.2
1.5
1.7
1.5
0.7
0.3
0
0.5
0.6
0.8
0.8
0.4
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
15
16
17
20
21
22
24
25
26
27
26
24
23
22
21
20
18
17
16
15
15
14
15

Chance of Frost

Temperature (°C)

11
11
11
11
11
11
10
10
11
11
11
11
12
12
12
12
12
11
10
9
9
8
7
8

Feels Like (°C)

6
6
6
6
5
5
4
4
4
4
4
4
4
5
4
4
4
5
5
5
4
4
4
1

Dew Point (°C)

10
9
9
8
8
8
8
8
8
8
8
9
9
10
10
10
10
9
7
5
5
3
3
3

Relative Humidity (%)

90
88
88
84
84
85
87
87
85
85
85
84
84
84
87
90
92
87
81
77
75
73
71
70

Pressure (mb)

1013
1012
1011
1010
1009
1008
1008
1007
1006
1005
1003
1003
1002
1001
1001
1001
1002
1003
1004
1005
1006
1007
1007
1008

Ozone (du)

292
290
287
285
285
287
287
285
284
280
278
279
280
282
281
280
279
282
285
289
299
308
318
324

Friday 19

Waning Crescent 1%

08:17

15:04

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
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 08:12, Set: 16:10, Transit: 12:11. Moon - Rise: 08:17, Set: 15:04. Civil Dark: 16:49 - 07:33. Nautical Dark: 17:32 - 06:51. Astro Dark: 18:12 - 06:10

Total Clouds (% Sky Obscured)

83
77
75
74
68
62
56
61
65
77
83
82
71
59
47
44
45
49
51
60
69
78
85
93

Low Clouds (% Sky Obscured)

27
34
41
50
51
50
47
47
49
49
45
41
40
41
43
39
45
49
51
52
52
52
53
52

Medium Clouds (% Sky Obscured)

20
20
20
21
27
32
37
36
32
31
32
32
35
46
47
44
45
49
51
43
22
2
11
21

High Clouds (% Sky Obscured)

20
13
8
7
2
3
0
0
0
0
0
0
0
4
7
10
4
2
0
15
31
48
62
79

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
7
8
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 (%)

4
12
16
11
16
17
10
24
28
26
44
49
42
34
26
14
17
21
18
15
14
7
9
8

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
15
15
15
14
13
11
10
10
10
11
9
8
7
6
5
5
5
5
5
5
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
70
71
71
73
75
78
81
82
84
87
85
82
81
84
85
88
88
90
91
88
86
85
85

Pressure (mb)

1008
1009
1009
1010
1011
1012
1013
1014
1015
1015
1016
1016
1016
1016
1017
1017
1018
1018
1018
1019
1018
1018
1018
1018

Ozone (du)

329
334
344
354
363
367
371
374
382
389
397
395
393
392
375
359
343
335
327
319
313
307
301
298

Saturday 20

New Moon 0%

09:10

15:59

Sun - Rise: 08:13, Set: 16:10, Transit: 12:12. Moon - Rise: 09:10, Set: 15:59. Civil Dark: 16:50 - 07:33. Nautical Dark: 17:32 - 06:51. Astro Dark: 18:12 - 06:11

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Welcome to Clear Outside

Forecast for Alphington, Devon, United Kingdom (50.70,-3.52)

Generated: 14/12/25 01:26:13. Forecast: 14/12/25 to 20/12/25. Timezone: UTC+0.00