Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 7

Waning Gibbous 86%

18:46

11:35

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
13 Bad

Sun - Rise: 08:04, Set: 16:12, Transit: 12:08. Moon - Rise: 18:46, Set: 11:35. Civil Dark: 16:51 - 07:26. Nautical Dark: 17:32 - 06:44. Astro Dark: 18:12 - 06:04

Total Clouds (% Sky Obscured)

99
100
93
88
66
98
68
95
93
90
88
88
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

90
79
67
63
66
61
64
65
54
81
79
70
70
77
81
82
82
75
80
79
86
82
83
79

Medium Clouds (% Sky Obscured)

77
19
0
0
0
0
3
18
29
24
62
60
98
100
100
100
100
100
100
96
73
86
81
90

High Clouds (% Sky Obscured)

97
81
87
88
66
91
14
12
54
90
45
88
98
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

2
9
9
9
9
1
9
9
2
9
9
7
9
9
9
9
5
9
9
9
9
7
0
0

Fog (%)

0
0
0
0
0
0
0
21
21
21
21
21
0
0
0
0
21
0
21
0
0
0
0
0

Precipitation Type

None
None
None
None
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

Precipitation Probability (%)

0
0
0
0
0
0
2
7
0
18
24
27
44
39
30
55
62
79
82
73
61
75
76
75

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.4
0.9
0.9
0.8
0.8
0.9
0.6
0.5

Wind Speed/Direction (mph)

22
21
22
22
17
15
15
12
13
11
13
14
13
16
16
16
16
15
17
17
17
16
18
17

Chance of Frost

Temperature (°C)

14
13
13
12
11
10
10
10
10
10
10
11
11
11
11
11
11
12
11
11
12
12
12
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
92
89
90
95
98
87
91
96
95
93
91
91
88
91
92
90
90
92
95
95
96
96
98

Pressure (mb)

999
1000
1001
1003
1004
1005
1006
1006
1006
1006
1007
1007
1007
1006
1006
1006
1007
1007
1008
1008
1009
1009
1008
1008

Ozone (du)

294
296
299
304
305
306
307
309
312
311
310
308
310
312
318
322
323
325
331
337
341
340
338
338

Monday 8

Waning Gibbous 77%

20:13

11:57

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
13 Bad

Sun - Rise: 08:05, Set: 16:12, Transit: 12:09. Moon - Rise: 20:13, Set: 11:57. Civil Dark: 16:51 - 07:27. Nautical Dark: 17:32 - 06:45. Astro Dark: 18:12 - 06:05

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
97
95

Low Clouds (% Sky Obscured)

77
77
73
98
79
98
100
95
100
91
92
94
92
93
100
100
97
100
100
100
100
98
55
74

Medium Clouds (% Sky Obscured)

33
48
16
35
96
86
90
100
100
82
96
99
100
100
94
98
98
100
82
86
99
93
90
81

High Clouds (% Sky Obscured)

100
100
100
100
100
94
100
100
100
100
100
100
90
96
100
50
39
68
62
13
27
67
12
13

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
5
1
8
9
9
0
5
4
0

Fog (%)

20
21
0
0
23
31
31
21
0
0
0
0
0
0
0
21
21
0
0
0
0
0
0
21

Precipitation Type

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

Precipitation Probability (%)

37
36
47
39
47
95
95
95
95
95
95
95
95
95
95
76
48
57
95
95
69
70
95
95

Precipitation Amount (mm)

0
0
0
0
0.2
0.8
2.7
0.8
2.3
1.2
1.5
2.9
2.4
2
1.6
0.6
0.2
0.2
0.8
1.1
0.3
0.4
2.8
2.1

Wind Speed/Direction (mph)

16
13
10
8
9
10
13
20
22
23
25
27
29
29
29
28
28
29
29
29
28
27
24
19

Chance of Frost

Temperature (°C)

12
12
11
11
11
12
12
12
12
12
12
12
12
12
12
12
13
12
13
13
13
13
13
12

Feels Like (°C)

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

Dew Point (°C)

12
11
11
11
11
12
12
12
12
12
12
12
12
12
11
11
12
11
11
11
12
12
11
12

Relative Humidity (%)

98
96
98
98
98
98
98
98
98
98
98
96
98
98
95
93
95
93
87
87
96
93
92
98

Pressure (mb)

1008
1008
1008
1008
1008
1008
1007
1007
1006
1006
1005
1004
1004
1003
1002
1002
1001
1001
1001
1001
1001
1001
1001
1001

Ozone (du)

339
337
337
336
330
324
319
314
308
300
295
293
290
291
288
287
287
289
290
291
291
290
290
289

Tuesday 9

Waning Gibbous 67%

21:36

12:13

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
13 Bad

Sun - Rise: 08:06, Set: 16:12, Transit: 12:09. Moon - Rise: 21:36, Set: 12:13. Civil Dark: 16:51 - 07:27. Nautical Dark: 17:32 - 06:46. Astro Dark: 18:12 - 06:06

Total Clouds (% Sky Obscured)

92
74
97
91
100
100
100
100
100
100
95
71
87
94
92
82
90
71
61
73
78
67
58
45

Low Clouds (% Sky Obscured)

42
39
50
65
70
73
76
85
82
68
62
68
55
70
85
76
75
71
61
73
77
64
58
45

Medium Clouds (% Sky Obscured)

81
55
87
74
71
69
70
62
5
0
34
0
0
31
0
0
0
0
0
1
1
0
0
0

High Clouds (% Sky Obscured)

67
62
54
64
86
85
53
55
100
100
89
21
73
73
50
44
45
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
1
9
9
1
0
4
9
9
9
9
9
9
9
9
8
9
9
2
9
9
9

Fog (%)

21
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
None
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
91
28
30
36
36
51
44
9
7
6
2
5
11
19
19
25
19
9
26
16
13
17
5

Precipitation Amount (mm)

1.8
1
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

20
17
15
14
16
17
18
17
20
17
15
16
14
14
15
14
14
13
13
12
13
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
96
96
90
93
95
98
93
88
87
90
91
93
95
95
95
96
96
96
96
93
91
88

Pressure (mb)

1002
1002
1002
1002
1002
1002
1002
1003
1005
1006
1008
1008
1009
1010
1011
1011
1012
1012
1013
1014
1015
1016
1016
1017

Ozone (du)

286
285
285
286
291
293
294
297
296
298
298
297
296
297
299
301
301
304
306
308
308
310
314
314

Wednesday 10

Waning Gibbous 57%

22:55

12:27

14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 OK
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
12 Bad
13 Bad

Sun - Rise: 08:07, Set: 16:12, Transit: 12:09. Moon - Rise: 22:55, Set: 12:27. Civil Dark: 16:50 - 07:28. Nautical Dark: 17:32 - 06:47. Astro Dark: 18:12 - 06:07

Total Clouds (% Sky Obscured)

44
46
47
44
44
37
31
36
46
53
58
63
69
81
92
99
94
89
86
91
96
99
88
74

Low Clouds (% Sky Obscured)

44
46
47
44
44
37
31
36
46
53
58
63
63
68
73
77
75
71
70
77
84
85
57
70

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
8
11
16
36
72
72
34

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
0
17
32
38
50
50
55
22
13
5
17
26
45
48
61

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
6
3
2
2
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 (%)

2
2
1
0
1
2
1
1
1
1
3
2
0
2
5
6
5
4
4
8
12
14
23
25

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
11
8
6
4
3
3
3
3
2
3
4
5
6
8
10
12
12
12
12
14
16
17
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
90
93
96
96
96
94
96
96
96
96
96
98
96
96
96
93
93
91
93
91
88
90
88

Pressure (mb)

1017
1018
1019
1020
1021
1021
1022
1022
1022
1022
1022
1021
1021
1021
1020
1019
1018
1018
1018
1017
1017
1016
1015
1014

Ozone (du)

310
309
311
309
311
312
310
311
307
306
308
309
310
310
311
314
316
322
325
325
325
325
325
323

Thursday 11

Third Quarter 46%

00:09

12:38

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
13 Bad

Sun - Rise: 08:08, Set: 16:12, Transit: 12:10. Moon - Rise: 00:09, Set: 12:38. Civil Dark: 16:50 - 07:29. Nautical Dark: 17:32 - 06:47. Astro Dark: 18:12 - 06:08

Total Clouds (% Sky Obscured)

90
88
96
83
90
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
87
81

Low Clouds (% Sky Obscured)

78
82
92
83
90
96
97
93
88
86
91
95
100
94
88
81
25
31
41
38
43
45
42
45

Medium Clouds (% Sky Obscured)

38
47
54
60
60
60
100
100
99
89
100
84
92
84
89
100
95
90
85
85
69
64
54
60

High Clouds (% Sky Obscured)

70
70
70
70
66
100
100
100
100
100
87
71
57
70
86
100
100
99
99
96
93
90
72
58

ISS Passover

Visibility (miles)

8
9
3
6
2
1
0
0
2
8
6
9
9
9
9
9
9
7
4
2
2
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
Very Light Rain
Very Light Rain
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

24
29
31
55
71
87
95
95
95
95
95
92
95
95
95
95
61
69
81
82
81
95
94
82

Precipitation Amount (mm)

0
0
0
0.2
0.3
0.5
1.2
1.1
0.9
0.8
0.6
0.5
1.2
0.8
0.9
1.6
0.3
0.4
0.6
0.6
0.5
0.9
0.7
0.5

Wind Speed/Direction (mph)

16
14
13
12
11
10
9
9
9
9
9
10
12
13
12
12
12
9
7
6
6
7
8
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
95
96
96
98
98
98
98
96
96
96
96
93
91
95
95
95
94
94
96
93
93
91
91

Pressure (mb)

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

Ozone (du)

324
317
313
312
314
315
314
316
318
319
322
322
326
327
329
330
330
331
332
333
332
331
330
329

Friday 12

Waning Crescent 36%

01:20

12:50

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
13 Bad

Sun - Rise: 08:09, Set: 16:12, Transit: 12:10. Moon - Rise: 01:20, Set: 12:50. Civil Dark: 16:51 - 07:30. Nautical Dark: 17:32 - 06:48. Astro Dark: 18:12 - 06:08

Total Clouds (% Sky Obscured)

74
79
80
82
87
93
97
95
96
98
92
85
81
81
80
83
83
96
96
97
100
100
100
100

Low Clouds (% Sky Obscured)

44
48
51
54
53
52
46
48
49
53
51
43
45
56
71
81
83
87
86
84
86
80
76
68

Medium Clouds (% Sky Obscured)

60
65
75
75
61
61
60
69
83
98
92
85
80
81
70
65
40
35
35
41
47
54
65
76

High Clouds (% Sky Obscured)

44
36
16
11
9
16
18
11
5
3
6
8
10
13
16
19
34
50
65
77
88
100
99
99

ISS Passover

Visibility (miles)

7
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

Very Light Rain
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 (%)

57
51
36
5
4
5
10
9
4
6
21
30
33
35
25
31
21
16
19
12
7
9
7
8

Precipitation Amount (mm)

0.2
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
8
6
5
5
6
7
9
9
10
10
10
11
11
12
13
13
14
15
16
17
19
20
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
88
88
86
86
90
91
94
91
91
88
88
88
88
88
90
90
88
85
84
84
81
80
81

Pressure (mb)

1015
1015
1015
1016
1017
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1020
1019
1019

Ozone (du)

328
326
325
325
324
323
322
321
325
329
333
339
345
350
350
350
350
348
346
344
343
342
341
338

Saturday 13

Waning Crescent 27%

02:31

13:02

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

Sun - Rise: 08:10, Set: 16:12, Transit: 12:11. Moon - Rise: 02:31, Set: 13:02. Civil Dark: 16:51 - 07:31. Nautical Dark: 17:33 - 06:49. Astro Dark: 18:12 - 06:09

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
97
96
95
93
93

Low Clouds (% Sky Obscured)

72
82
90
95
97
98
100
100
100
100
100
100
100
100
100
100
99
97
96
93
90
86

Medium Clouds (% Sky Obscured)

88
72
53
36
68
83
96
94
93
89
83
75
66
72
80
85
80
75
70
56
41
27

High Clouds (% Sky Obscured)

96
92
88
84
89
94
99
100
100
100
100
100
100
97
97
93
89
81
75
67
59
51

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

20
31
44
69
58
51
54
41
39
65
38
27
26
46
69
91
95
95
93
61
38
36

Precipitation Amount (mm)

0
0
0
0.4
0.2
0
0.3
0
0
0.7
0
0
0
0
0.4
0.6
0.7
0.8
0.7
0.2
0
0

Wind Speed/Direction (mph)

21
21
21
21
21
21
20
20
21
21
22
22
22
23
24
25
26
25
23
22
21
21

Chance of Frost

Temperature (°C)

9
9
9
9
9
9
9
9
9
9
9
10
10
10
10
10
10
10
10
10
10
10

Feels Like (°C)

4
3
3
3
3
3
3
3
3
3
3
4
3
3
4
3
4
3
3
2
2
3

Dew Point (°C)

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

Relative Humidity (%)

82
84
84
85
85
87
87
88
88
90
90
88
88
90
91
95
96
96
95
91
93
93

Pressure (mb)

1019
1018
1018
1018
1018
1018
1018
1018
1017
1017
1016
1016
1015
1015
1014
1013
1012
1012
1012
1012
1011
1011

Ozone (du)

335
333
331
329
328
327
326
325
324
324
324
323
323
323
324
324
325
328
332
336
333
329

Forecast for Yelverton, Devon, United Kingdom (50.47,-4.09)

Generated: 07/12/25 14:40:43. Forecast: 07/12/25 to 13/12/25. Timezone: UTC+0.00