Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 15

Waning Crescent 30%

23:54

16:55

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

Sun - Rise: 06:51, Set: 19:26, Transit: 13:08. Moon - Rise: 23:54, Set: 16:55. Civil Dark: 19:59 - 06:19. Nautical Dark: 20:38 - 05:39. Astro Dark: 21:20 - 04:58

Total Clouds (% Sky Obscured)

73
70
61
36
43
36
39
38
31
29
86
37
83
100
87
93
100
100
100
100
100
98
100
99

Low Clouds (% Sky Obscured)

39
41
32
36
43
36
39
38
31
29
33
23
24
32
34
36
34
36
41
59
55
47
62
33

Medium Clouds (% Sky Obscured)

16
16
1
0
0
0
0
0
0
0
0
0
0
0
1
20
79
62
41
55
61
60
62
66

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
38
37
78
100
82
90
100
100
100
100
100
93
98
90

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 (%)

28
17
8
6
2
2
1
2
1
2
2
2
3
3
4
3
3
4
7
8
22
19
9
15

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)

24
24
23
23
22
20
19
17
17
17
17
16
15
14
13
11
10
9
11
13
14
14
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
68
71
74
76
78
79
79
80
80
80
80
79
77
77
77
80
79
74
69
63
60
55
53

Pressure (mb)

1010
1011
1011
1012
1013
1014
1015
1015
1016
1017
1017
1017
1017
1018
1018
1018
1019
1020
1020
1020
1020
1021
1020
1020

Ozone (du)

312
311
314
315
314
311
311
308
307
305
303
300
299
298
297
298
298
296
292
290
288
285
282
279

Tuesday 16

Waning Crescent 20%

01:13

17:35

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
14 Bad

Sun - Rise: 06:53, Set: 19:24, Transit: 13:07. Moon - Rise: 01:13, Set: 17:35. Civil Dark: 19:57 - 06:20. Nautical Dark: 20:36 - 05:41. Astro Dark: 21:17 - 05:00

Total Clouds (% Sky Obscured)

95
100
100
100
99
100
100
99
100
100
95
93
93
99
94
100
100
100
100
100
100
98
95
98

Low Clouds (% Sky Obscured)

56
73
25
47
33
70
80
53
67
49
71
79
83
97
84
100
99
98
100
100
100
90
75
68

Medium Clouds (% Sky Obscured)

63
52
54
68
94
87
95
84
95
91
86
69
46
72
60
100
95
97
78
69
53
52
52
41

High Clouds (% Sky Obscured)

58
99
100
100
88
100
100
55
91
88
73
57
66
59
46
0
0
0
0
0
0
0
75
76

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

22
21
9
17
29
25
27
40
34
36
54
63
70
41
22
33
56
40
19
14
2
6
6
5

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0.4
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
13
12
10
10
8
6
7
8
9
10
10
12
14
15
17
17
16
16
15
15
15
17
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
57
64
70
75
79
84
86
89
86
89
93
93
93
92
92
92
92
92
90
89
88
84
80

Pressure (mb)

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

Ozone (du)

276
275
273
272
269
268
268
267
266
265
263
262
262
262
261
262
262
262
263
263
264
265
268
267

Wednesday 17

Waning Crescent 12%

02:35

18:02

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
14 Bad

Sun - Rise: 06:54, Set: 19:22, Transit: 13:07. Moon - Rise: 02:35, Set: 18:02. Civil Dark: 19:55 - 06:22. Nautical Dark: 20:34 - 05:43. Astro Dark: 21:15 - 05:02

Total Clouds (% Sky Obscured)

97
98
88
97
78
87
82
98
100
100
99
98
97
98
99
97
91
92
90
90
49
35
44
53

Low Clouds (% Sky Obscured)

67
59
64
64
61
56
38
38
43
53
60
66
73
79
85
88
84
86
86
87
49
35
44
53

Medium Clouds (% Sky Obscured)

59
74
51
76
54
60
36
46
34
30
30
32
40
51
58
60
54
48
42
43
39
35
36
31

High Clouds (% Sky Obscured)

71
50
6
24
4
1
20
31
60
65
47
22
0
6
12
15
23
29
36
24
12
0
3
10

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
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
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

4
1
0
2
3
2
1
6
4
4
7
5
19
20
27
32
40
48
57
55
52
51
55
55

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.2
0.2
0
0
0

Wind Speed/Direction (mph)

17
17
15
14
12
11
10
10
9
8
8
7
7
7
8
7
7
8
7
9
9
10
12
12

Chance of Frost

Temperature (°C)

19
18
18
17
17
16
16
16
16
16
15
16
16
16
16
16
15
16
16
17
17
19
20
20

Feels Like (°C)

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

Dew Point (°C)

15
15
14
14
14
14
13
13
13
14
14
14
14
13
14
14
14
14
14
14
13
13
13
13

Relative Humidity (%)

78
81
79
82
86
85
85
85
85
89
92
89
87
85
86
86
93
86
86
82
76
70
67
66

Pressure (mb)

1015
1015
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018

Ozone (du)

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

Thursday 18

Waning Crescent 6%

03:55

18:22

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
14 Bad

Sun - Rise: 06:56, Set: 19:20, Transit: 13:07. Moon - Rise: 03:55, Set: 18:22. Civil Dark: 19:52 - 06:23. Nautical Dark: 20:31 - 05:45. Astro Dark: 21:12 - 05:04

Total Clouds (% Sky Obscured)

94
93
93
92
94
97
100
89
69
48
67
63
58
57
78
98
100
99
97
95
93
89
93
96

Low Clouds (% Sky Obscured)

73
76
75
70
69
68
67
66
64
48
58
58
53
57
59
64
67
66
65
70
73
76
75
73

Medium Clouds (% Sky Obscured)

23
26
48
53
67
79
86
55
31
9
41
39
42
45
38
42
46
73
57
42
17
2
2
1

High Clouds (% Sky Obscured)

29
29
33
28
55
81
100
58
40
21
29
39
47
57
78
98
100
98
93
86
78
59
70
84

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 (%)

40
37
28
3
5
4
3
6
8
1
15
21
7
10
10
4
5
8
0
1
4
1
2
7

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)

13
13
13
11
10
8
8
7
7
7
8
8
8
8
8
8
8
9
10
11
12
12
12
11

Chance of Frost

Temperature (°C)

20
20
19
19
18
17
17
17
16
16
16
16
16
16
16
16
16
16
18
19
20
21
21
20

Feels Like (°C)

17
17
17
17
17
17
16
16
16
17
16
16
16
15
16
16
16
16
16
18
19
19
20
19

Dew Point (°C)

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

Relative Humidity (%)

68
71
75
80
86
90
92
93
96
95
93
95
93
93
95
95
95
90
83
78
74
74
74
75

Pressure (mb)

1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1018
1018

Ozone (du)

258
257
257
258
259
259
260
263
264
263
262
262
261
262
262
262
261
260
261
261
262
262
262
261

Friday 19

Waning Crescent 2%

05:12

18:37

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
14 Bad

Sun - Rise: 06:58, Set: 19:17, Transit: 13:06. Moon - Rise: 05:12, Set: 18:37. Civil Dark: 19:50 - 06:25. Nautical Dark: 20:29 - 05:46. Astro Dark: 21:09 - 05:06

Total Clouds (% Sky Obscured)

91
85
78
86
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
99
98
97
98
99

Low Clouds (% Sky Obscured)

71
75
78
82
63
60
60
63
67
70
59
48
37
41
46
49
46
43
40
46
51
55
54
52

Medium Clouds (% Sky Obscured)

2
1
0
1
3
3
4
4
9
14
16
18
20
37
58
77
81
77
82
74
62
47
52
57

High Clouds (% Sky Obscured)

91
64
32
10
99
97
95
98
99
100
100
100
100
100
100
100
100
100
100
94
86
80
86
93

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
Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

4
2
1
0
2
2
0
0
1
0
0
0
0
0
2
1
7
9
9
43
62
61
38
26

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.3
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
21
20
19
18
17
17
16
15
15
15
15
15
15
15
15
15
16
16
17
18
19
19
19

Feels Like (°C)

20
21
20
19
18
18
17
17
17
17
17
14
14
14
14
14
14
15
15
16
16
17
16
19

Dew Point (°C)

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

Relative Humidity (%)

74
70
77
82
82
82
83
86
85
86
86
84
86
86
86
86
87
87
86
86
82
78
75
73

Pressure (mb)

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

Ozone (du)

262
263
264
262
264
264
264
264
265
265
266
267
267
268
269
271
272
272
272
272
271
271
270
271

Saturday 20

Waning Crescent 0%

06:26

18:49

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
14 Bad

Sun - Rise: 06:59, Set: 19:15, Transit: 13:06. Moon - Rise: 06:26, Set: 18:49. Civil Dark: 19:48 - 06:26. Nautical Dark: 20:26 - 05:48. Astro Dark: 21:07 - 05:08

Total Clouds (% Sky Obscured)

100
87
80
74
77
78
78
66
54
36
60
80
100
90
75
63
55
47
49
46
41
35
44
56

Low Clouds (% Sky Obscured)

52
54
56
55
55
55
55
45
36
27
32
41
48
44
43
42
38
35
32
40
41
35
44
56

Medium Clouds (% Sky Obscured)

66
50
36
28
33
20
4
3
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2

High Clouds (% Sky Obscured)

100
67
33
5
5
5
5
1
5
8
36
61
86
79
70
63
55
47
49
43
23
0
18
39

ISS Passover

Visibility (miles)

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

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 (%)

10
14
17
20
30
33
29
21
15
12
16
21
24
29
31
31
41
47
47
44
42
42
45
45

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)

14
14
13
12
11
9
8
7
7
7
8
8
9
8
9
9
10
10
11
13
14
15
17
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
75
79
85
90
92
93
93
93
92
92
90
90
87
87
87
89
86
84
82
77
72
67
65

Pressure (mb)

1010
1010
1010
1010
1011
1011
1011
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012

Ozone (du)

271
271
273
274
275
277
278
280
280
280
280
281
282
283
286
289
291
296
301
306
306
306
306
308

Sunday 21

New Moon 1%

07:38

19:00

15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 07:01, Set: 19:13, Transit: 13:06. Moon - Rise: 07:38, Set: 19:00. Civil Dark: 19:45 - 06:28. Nautical Dark: 20:24 - 05:49. Astro Dark: 21:04 - 05:09

Total Clouds (% Sky Obscured)

62
54
40
34
30
30
33
34
36
38

Low Clouds (% Sky Obscured)

60
40
28
20
15
13
12
17
23
27

Medium Clouds (% Sky Obscured)

2
4
8
12
9
7
3
6
9
13

High Clouds (% Sky Obscured)

62
54
40
34
30
24
13
9
5
1

ISS Passover

Visibility (miles)

8
7
8
8
9
9
8
8
8
9

Fog (%)

0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

41
50
47
41
41
38
28
36
41
42

Precipitation Amount (mm)

0
0.2
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
15
12
10
8
7
5
4
6
9

Chance of Frost

Temperature (°C)

18
18
17
16
15
14
13
12
13
13

Feels Like (°C)

14
14
14
15
15
12
12
13
12
12

Dew Point (°C)

10
10
10
11
11
11
11
11
11
11

Relative Humidity (%)

62
60
65
70
75
80
84
89
87
87

Pressure (mb)

1012
1011
1011
1011
1011
1012
1012
1012
1012
1012

Ozone (du)

310
311
310
308
306
305
303
302
303
304

Forecast for Exmouth, Devon, United Kingdom (50.62,-3.41)

Generated: 15/09/25 14:55:43. Forecast: 15/09/25 to 21/09/25. Timezone: UTC+1.00