Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 6%

03:57

18:23

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: 19:21, Transit: 13:08. Moon - Rise: 03:57, Set: 18:23. Civil Dark: 19:54 - 06:25. Nautical Dark: 20:32 - 05:46. Astro Dark: 21:13 - 05:06

Total Clouds (% Sky Obscured)

96
93
100
100
100
99
100
100
98
98
97
92
84
94
94
83
83
86
85
85
98
100
84
79

Low Clouds (% Sky Obscured)

81
88
81
83
85
81
86
79
85
70
65
64
70
80
81
72
74
75
71
75
80
85
80
79

Medium Clouds (% Sky Obscured)

19
2
10
30
1
6
7
34
71
60
48
33
17
41
24
2
2
48
50
49
36
4
3
0

High Clouds (% Sky Obscured)

96
93
100
100
100
99
100
97
93
81
74
92
79
90
86
65
60
60
50
45
90
100
70
64

ISS Passover

Visibility (miles)

5
5
5
3
0
4
1
8
8
9
9
9
8
5
1
0
0
0
6
9
9
9
9
9

Fog (%)

2
8
50
77
84
86
94
94
93
85
77
40
14
20
0
91
94
90
74
18
13
2
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
2
0
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

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)

17
16
15
14
12
10
10
9
9
9
9
7
6
6
6
5
4
4
7
9
10
11
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
89
90
93
95
96
96
93
92
93
93
95
98
96
98
98
100
98
90
82
74
66
60
57

Pressure (mb)

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

Ozone (du)

264
261
259
259
259
259
259
258
257
256
256
257
259
261
261
261
261
262
263
264
265
268
270
269

Friday 19

Waning Crescent 2%

05:14

18:38

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: 19:19, Transit: 13:08. Moon - Rise: 05:14, Set: 18:38. Civil Dark: 19:51 - 06:27. Nautical Dark: 20:30 - 05:48. Astro Dark: 21:10 - 05:08

Total Clouds (% Sky Obscured)

89
100
100
100
96
86
87
100
100
100
100
100
100
100
100
100
100
100
100
100
100
91
80
73

Low Clouds (% Sky Obscured)

84
74
67
63
58
58
58
51
68
70
76
80
70
68
75
73
91
89
97
77
63
82
77
73

Medium Clouds (% Sky Obscured)

0
55
31
0
0
0
0
6
9
52
43
31
71
59
17
35
96
64
80
81
83
84
77
49

High Clouds (% Sky Obscured)

88
100
100
100
66
62
59
100
100
100
100
100
100
100
100
100
68
100
71
99
100
43
3
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
6
9
9
9
9
9

Fog (%)

0
0
0
0
1
0
0
91
96
98
95
79
91
93
95
95
95
98
93
54
0
6
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
2
0
0
0
0
0
2
2
4
6
21
95
95
70
35
53

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.9
1.7
0.2
0
0

Wind Speed/Direction (mph)

13
13
11
8
6
4
4
4
4
5
6
6
7
6
6
5
5
4
7
8
9
11
14
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
62
68
75
89
92
92
93
92
92
92
92
93
95
95
95
96
96
92
83
75
69
73
73

Pressure (mb)

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

Ozone (du)

269
269
271
272
272
271
270
271
269
269
270
271
270
269
270
270
270
271
271
271
271
272
274
274

Saturday 20

Waning Crescent 0%

06:28

18:51

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 OK
13 Bad
14 Bad

Sun - Rise: 07:01, Set: 19:17, Transit: 13:07. Moon - Rise: 06:28, Set: 18:51. Civil Dark: 19:49 - 06:28. Nautical Dark: 20:28 - 05:50. Astro Dark: 21:08 - 05:10

Total Clouds (% Sky Obscured)

95
50
37
51
71
61
80
73
41
45
55
52
62
59
53
58
53
77
73
51
53
38
44
87

Low Clouds (% Sky Obscured)

88
49
37
43
59
54
76
71
41
45
54
52
51
45
36
54
52
65
64
51
53
38
44
70

Medium Clouds (% Sky Obscured)

35
13
0
0
0
0
0
0
0
0
0
0
0
0
23
27
20
14
7
5
2
0
17
35

High Clouds (% Sky Obscured)

17
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

8
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 (%)

31
7
4
2
5
5
22
25
8
9
8
22
14
12
7
12
24
27
11
9
9
8
11
14

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)

19
20
21
20
18
18
20
20
22
18
19
19
18
16
15
12
11
13
15
16
18
18
18
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
12
10
9
8
8
6
5
5
6
6
5
6
5
5
6
7
7
7
8
8
7
8
8

Dew Point (°C)

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

Relative Humidity (%)

77
87
82
82
87
89
87
80
80
83
84
81
83
75
73
78
77
80
83
79
68
66
63
66

Pressure (mb)

1006
1005
1006
1006
1006
1006
1006
1007
1007
1007
1007
1007
1007
1007
1008
1008
1009
1009
1010
1010
1011
1011
1011
1011

Ozone (du)

275
283
289
288
288
290
291
292
296
298
300
303
303
304
308
309
308
311
314
314
315
315
316
316

Sunday 21

New Moon 1%

07:40

19:02

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: 07:02, Set: 19:14, Transit: 13:07. Moon - Rise: 07:40, Set: 19:02. Civil Dark: 19:47 - 06:30. Nautical Dark: 20:25 - 05:51. Astro Dark: 21:05 - 05:11

Total Clouds (% Sky Obscured)

96
97
97
98
82
98
94
87
76
64
55
49
44
42
50
50
56
66
72
71
71
72
72
79

Low Clouds (% Sky Obscured)

71
57
48
31
26
31
37
30
25
13
20
18
20
30
35
40
47
55
62
66
66
67
69
70

Medium Clouds (% Sky Obscured)

61
74
92
95
80
94
62
84
76
64
55
49
44
42
50
50
7
32
60
26
20
25
9
24

High Clouds (% Sky Obscured)

13
40
40
21
3
8
1
30
20
20
10
49
44
25
11
1
11
20
20
18
16
9
2
0

ISS Passover

Visibility (miles)

9
9
6
9
9
9
9
9
9
9
9
9
5
3
5
7
9
8
7
5
1
5
5
7

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

Precipitation Probability (%)

7
28
35
19
20
18
9
15
16
6
7
29
55
53
43
39
36
42
32
33
21
19
14
20

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

17
16
14
12
11
10
10
11
11
11
10
11
11
12
13
15
15
16
18
18
18
19
19
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
87
87
87
87
91
90
85
84
83
83
84
88
95
93
93
91
90
91
95
95
95
95
92

Pressure (mb)

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

Ozone (du)

315
312
311
312
313
314
314
315
316
317
317
316
314
315
316
318
318
318
318
319
320
319
317
316

Monday 22

Waxing Crescent 3%

08:51

19:13

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

Sun - Rise: 07:04, Set: 19:12, Transit: 13:07. Moon - Rise: 08:51, Set: 19:13. Civil Dark: 19:45 - 06:31. Nautical Dark: 20:23 - 05:53. Astro Dark: 21:03 - 05:13

Total Clouds (% Sky Obscured)

87
81
67
61
64
63
53
41
45
41
36
31
26
16
8
3
8
10
12
7
7
11
15
25

Low Clouds (% Sky Obscured)

74
56
27
6
14
20
27
25
26
26
18
9
0
0
0
0
0
0
0
7
7
11
15
25

Medium Clouds (% Sky Obscured)

18
27
36
44
37
29
22
19
13
8
10
9
8
6
2
0
8
10
12
7
7
11
15
25

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
2
2
1
2
3
8
10
12
7
7
11
15
25

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 (%)

21
16
8
3
4
2
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

19
18
17
16
15
14
13
12
11
10
10
9
9
8
8
8
7
8
10
11
11
11
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
8
7
8
8
7
7
7
7
7
7
7
7
6
7
6
6
5
5
7
7
7
8
13

Dew Point (°C)

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

Relative Humidity (%)

90
87
84
81
80
77
73
71
72
72
72
76
78
82
84
85
85
77
68
60
57
54
52
52

Pressure (mb)

1019
1019
1020
1020
1021
1021
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024
1023
1023
1023

Ozone (du)

316
314
312
312
311
311
311
310
308
307
306
305
304
303
303
303
303
303
303
303
303
303
303
303

Tuesday 23

Waxing Crescent 7%

10:03

19:24

15 OK
16 OK
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: 07:05, Set: 19:10, Transit: 13:06. Moon - Rise: 10:03, Set: 19:24. Civil Dark: 19:42 - 06:33. Nautical Dark: 20:21 - 05:54. Astro Dark: 21:00 - 05:15

Total Clouds (% Sky Obscured)

30
35
46
58
64
61
55
67
79
91
75
62
61
74
83
88
96
96
100
96
93
89
93
96

Low Clouds (% Sky Obscured)

30
29
18
6
13
21
30
52
74
91
75
62
61
70
67
64
62
57
53
63
71
79
86
89

Medium Clouds (% Sky Obscured)

20
21
16
20
25
27
23
42
60
77
67
56
47
44
38
34
32
25
15
14
12
10
14
14

High Clouds (% Sky Obscured)

2
28
46
58
57
29
0
26
55
77
59
45
30
44
54
72
77
86
95
67
33
0
0
0

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 (%)

2
9
10
5
12
12
5
12
13
12
15
15
13
20
22
18
29
37
42
39
36
28
29
27

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)

11
11
9
8
6
6
5
5
5
6
6
6
7
7
7
7
7
7
6
7
7
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

53
54
60
68
77
77
79
80
84
87
90
90
87
85
85
85
85
78
71
65
61
56
51
51

Pressure (mb)

1023
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1025
1025
1025
1025
1025
1025

Ozone (du)

302
302
301
301
301
301
301
301
300
299
299
299
299
299
300
300
300
300
300
300
300
300
300
299

Wednesday 24

Waxing Crescent 7%

11:15

19:38

15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:07, Set: 19:08, Transit: 13:06. Moon - Rise: 11:15, Set: 19:38. Civil Dark: 19:40 - 06:34. Nautical Dark: 20:18 - 05:56. Astro Dark: 20:58 - 05:17

Total Clouds (% Sky Obscured)

100
99
89
67
51
43
39
47
59
68
71
75
72
65
52
48

Low Clouds (% Sky Obscured)

81
65
61
57
51
43
39
47
43
38
54
69
72
65
52
48

Medium Clouds (% Sky Obscured)

14
23
25
23
21
19
25
36
41
45
55
60
50
25
25
20

High Clouds (% Sky Obscured)

0
0
0
1
3
4
5
12
21
48
71
75
72
65
52
48

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 (%)

17
37
34
21
43
40
14
18
17
9
15
16
14
32
39
46

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
14
15
16
11
11
12
12
11
12
9
9
9
9
9

Dew Point (°C)

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

Relative Humidity (%)

51
51
57
65
73
75
78
80
80
80
80
81
84
84
84
84

Pressure (mb)

1024
1024
1025
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1027

Ozone (du)

298
297
296
295
294
294
293
293
293
293
294
294
294
294
295
295

Forecast for Buckfastleigh, Devon, United Kingdom (50.48,-3.78)

Generated: 18/09/25 14:38:06. Forecast: 18/09/25 to 24/09/25. Timezone: UTC+1.00