Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 13

Waning Gibbous 64%

21:55

14:44

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

Sun - Rise: 06:50, Set: 19:33, Transit: 13:12. Moon - Rise: 21:55, Set: 14:44. Civil Dark: 20:06 - 06:17. Nautical Dark: 20:45 - 05:38. Astro Dark: 21:27 - 04:56

Total Clouds (% Sky Obscured)

86
81
81
80
76
68
71
58
34
44
20
0
0
49
47
33
26
23
26
48
95
96
100
98

Low Clouds (% Sky Obscured)

67
67
68
72
62
54
52
58
34
44
20
0
0
49
47
33
26
23
26
48
38
57
58
56

Medium Clouds (% Sky Obscured)

42
28
24
26
20
14
23
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
2

High Clouds (% Sky Obscured)

2
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
90
48
100
97

ISS Passover

Visibility (miles)

3
5
4
9
9
7
8
8
9
9
8
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

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

Precipitation Probability (%)

85
86
73
64
48
44
41
33
29
29
30
38
24
26
19
19
4
14
4
3
1
9
14
13

Precipitation Amount (mm)

0.6
0.8
0.4
0.4
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
16
15
13
11
12
15
15
15
16
17
16
16
15
14
13
10
7
5
3
3
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
96
96
96
95
93
89
82
76
73
73
70
72
75
78
82
84
90
90
90
90
91
91
91

Pressure (mb)

1009
1009
1009
1008
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011
1012
1012
1012
1013
1012
1012
1012

Ozone (du)

314
314
316
317
317
316
315
317
317
317
318
316
315
315
312
312
311
307
298
292
289
285
281
277

Sunday 14

Third Quarter 52%

22:49

15:58

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
02 Bad

Sun - Rise: 06:51, Set: 19:31, Transit: 13:11. Moon - Rise: 22:49, Set: 15:58. Civil Dark: 20:04 - 06:19. Nautical Dark: 20:43 - 05:39. Astro Dark: 21:24 - 04:58

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
98
98
100
99
100
83
57
73
76
76
78
56
81
56
41

Low Clouds (% Sky Obscured)

55
45
36
36
46
50
53
78
100
97
82
84
90
100
72
53
52
47
57
56
56
44
54
41

Medium Clouds (% Sky Obscured)

24
67
95
100
99
100
100
96
100
75
69
80
96
78
61
0
25
35
25
34
0
46
0
0

High Clouds (% Sky Obscured)

100
100
99
77
100
100
100
100
94
42
3
67
14
5
46
6
0
2
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
4
3
6
6
9
9
2
7
9
9
9
9
8
6
8
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
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
Very Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

4
10
1
1
12
27
57
95
95
76
78
95
95
71
89
71
24
32
32
30
38
46
26
23

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.9
2.4
0.3
0.3
0.6
1
0.4
0.8
0.5
0
0
0
0
0.2
0.3
0
0

Wind Speed/Direction (mph)

2
2
3
3
4
4
7
10
13
14
14
18
22
23
22
24
22
20
24
23
22
23
23
22

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
8
9
10
10
11
12
14
14
14
15
16
17
17
17
17
14
14
14
14
14
13
13
12

Relative Humidity (%)

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

Pressure (mb)

1012
1012
1012
1011
1011
1011
1010
1010
1009
1007
1006
1005
1005
1004
1004
1003
1004
1004
1005
1005
1006
1006
1006
1006

Ozone (du)

276
275
272
269
266
263
262
263
265
265
265
265
266
266
265
267
271
271
271
273
273
274
275
278

Monday 15

Waning Crescent 41%

23:58

16:55

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

Sun - Rise: 06:53, Set: 19:29, Transit: 13:11. Moon - Rise: 23:58, Set: 16:55. Civil Dark: 20:01 - 06:20. Nautical Dark: 20:41 - 05:41. Astro Dark: 21:22 - 05:00

Total Clouds (% Sky Obscured)

34
49
63
38
40
37
52
48
56
53
40
30
29
33
40
50
51
46
37
36
37
43
44
56

Low Clouds (% Sky Obscured)

34
39
48
38
40
37
40
43
46
40
37
30
29
33
40
37
51
46
37
36
37
43
44
51

Medium Clouds (% Sky Obscured)

0
29
32
7
0
0
25
23
29
28
3
1
0
0
0
29
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
2
4
15

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

19
16
15
23
21
25
38
36
40
45
40
34
21
7
10
10
11
15
12
12
6
5
8
11

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
8
8
8
8
8
9
9
9
10
10
10
10
10
10
10
9
9
9
9
9
9
9

Dew Point (°C)

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

Relative Humidity (%)

90
89
89
87
89
87
86
84
83
80
82
82
80
80
80
82
84
87
87
86
87
87
89
90

Pressure (mb)

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

Ozone (du)

280
285
287
287
287
288
291
294
295
296
298
301
302
302
302
302
302
301
302
302
302
303
303
302

Tuesday 16

Waning Crescent 30%

01:18

17:36

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
02 Bad

Sun - Rise: 06:54, Set: 19:27, Transit: 13:10. Moon - Rise: 01:18, Set: 17:36. Civil Dark: 19:59 - 06:22. Nautical Dark: 20:38 - 05:43. Astro Dark: 21:19 - 05:02

Total Clouds (% Sky Obscured)

68
79
91
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

50
50
43
43
41
41
37
41
49
52
44
42
37
44
48
51
64
79
92
95
98
100
100
100

Medium Clouds (% Sky Obscured)

0
12
58
55
43
36
32
48
69
49
72
77
86
90
93
97
98
99
100
100
100
100
100
100

High Clouds (% Sky Obscured)

25
53
78
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
98
79
56
35
30
30

ISS Passover

Visibility (miles)

9
9
8
9
9
9
9
9
9
9
9
9
8
7
9
8
7
2
2
3
3
3
2
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
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

Precipitation Probability (%)

22
23
24
18
19
22
23
22
16
16
21
22
33
24
27
36
71
95
95
95
89
90
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.9
0.8
0.7
0.6
0.6
1
1

Wind Speed/Direction (mph)

13
12
12
12
11
12
13
15
15
15
15
15
15
15
13
11
9
9
9
12
12
13
14
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
90
92
90
86
82
78
74
70
72
70
79
90
90
93
96
98
96
98
98
98
100

Pressure (mb)

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

Ozone (du)

299
298
295
290
287
285
282
280
278
277
273
271
269
269
269
269
268
266
265
264
262
262
262
262

Wednesday 17

Waning Crescent 20%

02:39

18:04

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
02 Bad

Sun - Rise: 06:56, Set: 19:24, Transit: 13:10. Moon - Rise: 02:39, Set: 18:04. Civil Dark: 19:57 - 06:23. Nautical Dark: 20:36 - 05:44. Astro Dark: 21:16 - 05:04

Total Clouds (% Sky Obscured)

100
98
96
95
91
91
90
91
94
96
92
90
88
98
81
70
73
75
80
84
90
94
95
96

Low Clouds (% Sky Obscured)

100
96
90
85
84
70
67
66
69
64
64
65
69
64
55
49
48
49
45
46
55
59
60
62

Medium Clouds (% Sky Obscured)

100
90
79
80
69
57
40
54
35
54
78
70
57
75
29
23
34
44
48
39
30
25
35
50

High Clouds (% Sky Obscured)

30
25
30
35
34
40
40
30
25
15
5
3
7
39
65
70
22
38
59
63
71
79
81
84

ISS Passover

Visibility (miles)

3
6
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

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 (%)

95
74
56
42
30
19
11
10
13
8
9
11
13
12
11
4
0
0
0
0
1
0
1
2

Precipitation Amount (mm)

0.6
0.3
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)

19
22
22
22
22
22
21
22
22
22
22
22
21
21
19
18
17
17
16
15
14
13
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
98
93
93
92
90
83
81
79
78
81
82
85
87
87
87
87
89
87
89
89

Pressure (mb)

1012
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1013
1013
1013
1014
1014
1015
1016
1016
1016
1017
1017

Ozone (du)

262
263
264
265
265
265
263
262
261
261
260
260
260
260
262
263
263
262
262
262
262
262
263
263

Thursday 18

Waning Crescent 12%

No Rise

18:24

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
02 Bad

Sun - Rise: 06:57, Set: 19:22, Transit: 13:10. Moon - Rise: No Rise, Set: 18:24. Civil Dark: 19:55 - 06:25. Nautical Dark: 20:33 - 05:46. Astro Dark: 21:14 - 05:06

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

60
51
43
38
49
56
66
64
67
69
68
71
69
81
88
95
92
93
95
91
90
91
94
93

Medium Clouds (% Sky Obscured)

69
80
89
97
91
87
84
74
69
64
70
70
65
64
58
42
29
25
30
53
75
98
93
89

High Clouds (% Sky Obscured)

86
91
95
100
93
86
78
84
92
100
83
66
46
35
25
15
43
71
99
98
97
96
82
68

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
6
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

1
5
6
4
9
10
7
15
16
13
19
20
15
18
18
12
26
31
37
51
63
77
88
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.6
0.8

Wind Speed/Direction (mph)

10
9
7
6
5
4
3
2
3
4
6
6
6
6
6
5
5
4
4
4
6
8
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
8
8
8
11
11
12
12
12
13
15
15
15
15
15
15
11
11
11
11
11
11
12

Dew Point (°C)

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

Relative Humidity (%)

90
90
89
87
89
86
83
82
78
74
69
71
72
72
78
86
93
93
93
95
95
95
95
96

Pressure (mb)

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

Ozone (du)

264
265
265
266
266
266
267
267
267
266
266
265
264
263
262
261
261
260
259
259
259
259
258
258

Friday 19

Waning Crescent 6%

03:59

18:39

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

Sun - Rise: 06:59, Set: 19:20, Transit: 13:09. Moon - Rise: 03:59, Set: 18:39. Civil Dark: 19:52 - 06:26. Nautical Dark: 20:31 - 05:48. Astro Dark: 21:11 - 05:08

Total Clouds (% Sky Obscured)

98
99
100
100
100
100
100
96
93
93
95
96
96
84
71
58
61
66
71
77
83
88

Low Clouds (% Sky Obscured)

93
93
93
93
91
91
90
79
71
63
71
78
83
73
61
48
44
46
52
50
51
53

Medium Clouds (% Sky Obscured)

84
89
93
98
96
95
94
75
57
38
34
27
19
24
31
38
37
35
41
34
26
17

High Clouds (% Sky Obscured)

54
68
83
97
98
99
100
85
71
53
40
27
14
13
12
10
37
54
67
55
43
31

ISS Passover

Visibility (miles)

4
2
2
1
0
1
1
1
4
6
9
9
9
9
9
9
9
9
9
9
8
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

Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
95
95
75
52
37
23
13
19
27
38
35
30
22
22
17
1

Precipitation Amount (mm)

1.2
1
0.8
0.9
1
1
1.4
0.8
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
15
15
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
15
15
15
14

Feels Like (°C)

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

Dew Point (°C)

14
15
15
15
16
16
16
16
16
16
16
16
16
16
16
16
15
15
15
15
14
14

Relative Humidity (%)

98
100
100
98
100
100
100
98
98
98
98
98
98
98
98
98
96
96
96
98
98
100

Pressure (mb)

1015
1015
1014
1014
1013
1013
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1014
1014
1014
1014
1013

Ozone (du)

257
257
256
254
253
253
253
253
254
254
255
256
256
256
257
258
259
259
260
260
260
260

Forecast for Wembury, Devon, United Kingdom (50.33,-4.09)

Generated: 13/09/25 03:50:30. Forecast: 13/09/25 to 19/09/25. Timezone: UTC+1.00