Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 14

Third Quarter 41%

22:44

15:59

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:50, Set: 19:29, Transit: 13:09. Moon - Rise: 22:44, Set: 15:59. Civil Dark: 20:02 - 06:17. Nautical Dark: 20:41 - 05:38. Astro Dark: 21:23 - 04:57

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
87
65
62
42
60
43
52
57
45
43
43
37
45
46
40
48

Low Clouds (% Sky Obscured)

41
60
99
100
100
94
63
92
77
65
51
42
51
43
40
41
45
43
43
37
45
46
40
47

Medium Clouds (% Sky Obscured)

91
100
100
99
63
55
63
79
33
0
12
0
7
1
0
2
2
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
97
8
31
43
8
4
65
4
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
3
4
2
0
0
0
8
1
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

38
11
1
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

50
95
95
95
95
95
95
95
92
35
15
9
18
15
10
14
12
12
13
9
11
13
12
14

Precipitation Amount (mm)

0
0.7
1.9
2.9
1.3
0.6
0.7
0.9
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
6
13
17
17
16
15
19
21
20
20
18
18
19
20
21
21
22
22
21
20
20
20
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
10
12
12
11
14
15
15
14
14
13
13
12
11
10
9
9
9
9
9
9
9
9
9

Dew Point (°C)

9
11
14
15
15
16
17
18
18
17
15
14
13
12
12
12
11
11
10
10
10
10
10
10

Relative Humidity (%)

84
86
93
98
98
98
98
95
95
90
85
83
85
82
86
80
76
80
78
76
79
79
78
78

Pressure (mb)

1011
1010
1009
1007
1006
1004
1003
1002
1002
1002
1002
1002
1003
1003
1003
1003
1004
1004
1005
1005
1005
1006
1006
1007

Ozone (du)

261
259
263
264
266
267
267
268
270
270
272
274
276
278
282
284
285
287
288
286
286
287
292
294

Monday 15

Waning Crescent 30%

23:53

16:56

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

Sun - Rise: 06:52, Set: 19:27, Transit: 13:09. Moon - Rise: 23:53, Set: 16:56. Civil Dark: 20:00 - 06:19. Nautical Dark: 20:39 - 05:40. Astro Dark: 21:21 - 04:58

Total Clouds (% Sky Obscured)

36
34
50
61
48
50
17
26
22
36
35
41
50
55
46
100
100
100
100
100
98
100
100
100

Low Clouds (% Sky Obscured)

36
34
49
56
48
43
17
26
22
36
35
41
50
55
46
57
56
56
49
48
46
48
49
57

Medium Clouds (% Sky Obscured)

0
0
32
0
0
0
0
0
0
0
0
0
0
0
0
0
0
42
6
31
38
59
86
77

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
0
0
0
0
18
0
0
100
100
100
100
100
97
100
100
97

ISS Passover

Visibility (miles)

9
9
9
7
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 (%)

16
28
36
34
33
18
23
11
8
5
3
3
4
4
8
5
2
5
2
5
3
6
6
6

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)

22
23
25
26
25
26
25
25
24
23
22
20
19
18
18
18
17
16
15
15
14
13
12
10

Chance of Frost

Temperature (°C)

15
16
16
17
17
17
17
17
16
16
15
14
14
14
14
14
13
13
13
13
13
13
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
69
69
69
68
66
67
68
69
74
75
78
78
76
78
78
78
75
74
74
72
72
71
72

Pressure (mb)

1007
1008
1008
1008
1008
1009
1009
1010
1010
1011
1012
1013
1013
1014
1015
1015
1015
1015
1015
1015
1016
1016
1017
1017

Ozone (du)

295
296
296
300
309
307
305
305
306
309
314
311
309
308
303
300
298
297
297
299
299
299
296
292

Tuesday 16

Waning Crescent 28%

01:13

17:36

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:53, Set: 19:25, Transit: 13:08. Moon - Rise: 01:13, Set: 17:36. Civil Dark: 19:57 - 06:21. Nautical Dark: 20:37 - 05:41. Astro Dark: 21:18 - 05:00

Total Clouds (% Sky Obscured)

100
100
100
100
100
98
100
100
100
100
100
100
100
100
100
100
100
100
100
96
93
90
91
92

Low Clouds (% Sky Obscured)

52
41
72
58
56
52
57
68
38
40
66
66
80
92
91
89
93
96
100
96
86
83
84
81

Medium Clouds (% Sky Obscured)

37
33
27
38
53
80
96
93
87
88
99
95
97
99
100
100
99
98
98
77
53
35
43
22

High Clouds (% Sky Obscured)

100
100
100
100
100
98
100
99
100
100
100
100
87
36
99
94
99
98
88
66
49
32
23
13

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

22
19
28
27
26
12
29
38
35
36
51
77
95
95
95
95
95
95
95
86
68
25
25
34

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.5
0.8
0.6
1.2
1.2
0.6
0.8
0.9
0.5
0.3
0
0
0

Wind Speed/Direction (mph)

11
14
15
15
15
14
14
13
12
10
9
9
8
10
13
11
13
14
17
19
19
18
18
18

Chance of Frost

Temperature (°C)

14
15
16
17
17
17
17
17
16
16
15
14
14
13
13
13
14
14
15
15
16
16
16
17

Feels Like (°C)

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

Dew Point (°C)

10
10
9
10
10
10
8
9
9
10
10
10
11
12
11
11
12
13
13
13
13
14
14
15

Relative Humidity (%)

73
69
63
63
63
62
56
59
61
68
70
76
82
90
87
86
90
90
86
86
85
87
87
89

Pressure (mb)

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

Ozone (du)

290
288
286
284
281
280
278
275
274
272
271
270
271
269
268
266
264
262
262
261
262
261
262
263

Wednesday 17

Waning Crescent 20%

02:35

18:03

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:55, Set: 19:22, Transit: 13:08. Moon - Rise: 02:35, Set: 18:03. Civil Dark: 19:55 - 06:22. Nautical Dark: 20:34 - 05:43. Astro Dark: 21:15 - 05:02

Total Clouds (% Sky Obscured)

93
95
98
100
100
100
93
99
99
99
89
82
67
63
52
64
66
78
78
96
97
100
100
100

Low Clouds (% Sky Obscured)

80
78
77
76
75
72
69
68
61
50
40
50
39
40
33
33
29
31
22
32
45
58
77
87

Medium Clouds (% Sky Obscured)

23
19
15
22
23
35
47
50
47
72
79
48
50
43
15
2
20
40
57
58
61
89
95
71

High Clouds (% Sky Obscured)

4
27
48
70
70
63
68
57
57
78
67
63
67
63
52
60
62
60
57
86
70
94
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
7
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
Very Light Rain

Precipitation Probability (%)

16
11
11
6
8
16
19
21
11
13
3
2
0
1
1
0
2
3
2
12
15
12
37
61

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
0.2

Wind Speed/Direction (mph)

18
18
18
19
20
19
19
19
17
16
14
13
12
11
10
9
9
8
6
5
4
3
3
3

Chance of Frost

Temperature (°C)

17
18
18
19
19
19
19
19
18
17
16
16
15
15
14
14
14
13
13
13
13
12
13
14

Feels Like (°C)

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

Dew Point (°C)

15
16
17
16
17
17
17
16
15
13
13
13
13
12
13
12
12
12
12
12
11
11
12
12

Relative Humidity (%)

89
92
90
85
86
90
86
86
82
79
79
83
85
86
90
90
90
89
92
92
92
93
93
90

Pressure (mb)

1009
1009
1010
1010
1010
1010
1010
1010
1011
1011
1012
1012
1013
1013
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015

Ozone (du)

264
263
262
262
264
264
263
264
264
264
263
262
262
262
263
262
262
262
262
263
263
264
264
263

Thursday 18

Waning Crescent 12%

03:56

18:23

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:56, Set: 19:20, Transit: 13:07. Moon - Rise: 03:56, Set: 18:23. Civil Dark: 19:53 - 06:24. Nautical Dark: 20:32 - 05:45. Astro Dark: 21:13 - 05:04

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
99
99
98
98
75
68
61
70
81
96
95
90
78
71
54
43
45
43

Low Clouds (% Sky Obscured)

95
97
98
100
99
98
97
90
84
78
52
48
41
41
42
41
58
77
78
71
54
43
45
43

Medium Clouds (% Sky Obscured)

93
88
59
94
91
94
65
59
49
39
4
3
2
4
6
10
21
25
37
27
26
20
25
34

High Clouds (% Sky Obscured)

100
75
47
15
5
17
13
10
7
4
12
16
19
37
61
79
47
27
9
10
12
15
32
43

ISS Passover

Visibility (miles)

7
9
9
2
1
1
7
7
2
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
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
Very Light Rain
None
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
Very Light Rain

Precipitation Probability (%)

70
88
94
92
69
47
32
43
50
54
29
27
20
18
15
10
48
66
83
72
59
43
47
50

Precipitation Amount (mm)

0.3
0.5
0.7
0.5
0.3
0
0
0
0
0.2
0
0
0
0
0
0
0.3
0.5
0.8
0.6
0.3
0
0
0.2

Wind Speed/Direction (mph)

3
4
3
6
10
10
11
12
11
11
12
9
8
7
5
4
5
5
4
4
4
5
6
6

Chance of Frost

Temperature (°C)

14
15
15
15
16
17
18
19
18
18
18
17
17
17
16
15
14
14
13
13
13
12
12
14

Feels Like (°C)

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

Dew Point (°C)

13
14
14
15
16
17
17
17
17
17
17
16
15
15
14
14
13
13
12
12
12
11
11
12

Relative Humidity (%)

92
93
96
98
96
96
96
90
95
95
95
93
90
89
89
92
93
93
93
93
95
93
95
89

Pressure (mb)

1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1015
1015
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

261
260
260
259
261
262
264
263
263
262
263
263
263
263
263
262
261
262
262
263
264
265
266
266

Friday 19

Waning Crescent 6%

05:13

18:38

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:58, Set: 19:18, Transit: 13:07. Moon - Rise: 05:13, Set: 18:38. Civil Dark: 19:50 - 06:25. Nautical Dark: 20:29 - 05:46. Astro Dark: 21:10 - 05:06

Total Clouds (% Sky Obscured)

41
63
84
100
100
100
100
100
100
100
100
100
100
98
94
90
93
96
100
100
100
100
87
74

Low Clouds (% Sky Obscured)

41
63
67
64
58
45
40
36
42
37
45
54
67
73
70
64
59
61
66
63
57
50
48
45

Medium Clouds (% Sky Obscured)

38
49
58
73
81
87
91
88
85
87
88
89
88
80
73
66
69
71
73
84
92
100
87
74

High Clouds (% Sky Obscured)

41
63
84
100
100
100
100
100
100
100
100
100
100
98
94
90
93
96
99
74
53
30
40
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 (%)

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
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

Precipitation Probability (%)

46
45
34
10
16
16
11
10
10
5
9
8
5
18
21
22
36
40
38
36
28
13
25
18

Precipitation Amount (mm)

0.2
0.2
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
9
11
11
10
11
10
9
9
8
8
7
9
10
11
12
13
14
13
12
11
11

Chance of Frost

Temperature (°C)

15
16
17
18
19
18
18
18
17
16
16
16
15
15
15
15
15
16
16
17
17
17
17
17

Feels Like (°C)

14
15
15
16
16
19
18
17
17
17
16
15
14
14
14
14
14
15
15
15
14
14
14
15

Dew Point (°C)

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

Relative Humidity (%)

84
79
73
69
64
68
72
74
79
83
87
90
92
93
95
93
95
93
93
92
90
90
89
88

Pressure (mb)

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

Ozone (du)

266
266
267
267
268
268
268
269
270
271
271
270
269
268
268
268
268
266
264
262
262
263
263
263

Saturday 20

Waning Crescent 2%

06:27

18:50

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 OK

Sun - Rise: 07:00, Set: 19:16, Transit: 13:07. Moon - Rise: 06:27, Set: 18:50. Civil Dark: 19:48 - 06:27. Nautical Dark: 20:27 - 05:48. Astro Dark: 21:07 - 05:08

Total Clouds (% Sky Obscured)

61
57
54
48
63
82
94
89
82
74
61
42
26
22
20
18

Low Clouds (% Sky Obscured)

42
43
39
35
41
48
59
63
67
68
59
42
26
22
20
18

Medium Clouds (% Sky Obscured)

61
55
53
48
63
76
89
73
56
40
27
14
0
13
20
18

High Clouds (% Sky Obscured)

20
20
15
10
10
10
5
8
7
5
3
1
0
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

8
6
9
17
24
25
10
21
31
25
31
31
17
24
23
10

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
9
10
12
15
16
16
16
15
14
13
12
11
10
10
10

Chance of Frost

Temperature (°C)

18
18
18
19
19
19
19
19
18
17
17
15
14
12
13
13

Feels Like (°C)

16
16
16
16
17
19
18
18
17
17
18
14
15
15
15
13

Dew Point (°C)

15
15
15
15
15
15
14
13
14
14
15
14
13
11
12
12

Relative Humidity (%)

86
83
81
78
76
75
72
70
76
82
89
90
92
93
95
95

Pressure (mb)

1008
1008
1008
1007
1007
1007
1006
1005
1005
1005
1005
1005
1005
1005
1005
1005

Ozone (du)

263
264
264
265
265
267
269
270
274
279
283
288
293
298
297
295

Welcome to Clear Outside

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

Generated: 14/09/25 08:49:24. Forecast: 14/09/25 to 20/09/25. Timezone: UTC+1.00