Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 12%

No Rise

18:19

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: 06:45, Set: 19:12, Transit: 12:59. Moon - Rise: No Rise, Set: 18:19. Civil Dark: 19:46 - 06:11. Nautical Dark: 20:26 - 05:31. Astro Dark: 21:09 - 04:48

Total Clouds (% Sky Obscured)

99
98
94
97
99
100
99
100
100
100
100
97
100
78
72
74
100
84
96
97
98
100
100
100

Low Clouds (% Sky Obscured)

93
79
94
85
98
100
94
89
78
79
55
45
63
51
54
57
60
56
62
53
58
71
70
80

Medium Clouds (% Sky Obscured)

19
36
35
34
8
2
6
2
5
3
0
0
1
0
0
57
31
13
46
97
2
1
23
26

High Clouds (% Sky Obscured)

2
28
6
10
50
64
80
89
78
77
62
82
100
62
45
49
82
48
86
90
97
100
100
100

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 (%)

0
0
0
6
5
10
13
2
7
4
1
20
16
14
1
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)

8
10
11
12
12
12
14
16
18
18
18
18
19
18
16
14
12
11
11
12
12
12
11
11

Chance of Frost

Temperature (°C)

17
17
17
17
17
17
18
19
19
20
20
21
22
21
21
20
19
18
18
17
17
16
16
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
92
93
95
95
95
93
92
89
85
82
81
75
73
73
74
78
85
89
92
92
95
95
95

Pressure (mb)

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

Ozone (du)

266
266
266
265
263
262
260
260
260
259
259
259
259
259
259
258
258
257
257
257
259
259
259
259

Friday 19

Waning Crescent 6%

03:41

18:32

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 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 06:47, Set: 19:09, Transit: 12:58. Moon - Rise: 03:41, Set: 18:32. Civil Dark: 19:43 - 06:13. Nautical Dark: 20:24 - 05:33. Astro Dark: 21:06 - 04:50

Total Clouds (% Sky Obscured)

100
100
94
98
87
100
100
78
51
51
71
59
74
42
46
86
96
96
100
92
85
95
93
92

Low Clouds (% Sky Obscured)

60
53
49
66
72
84
83
43
51
51
46
53
74
42
46
57
56
42
51
41
41
52
47
22

Medium Clouds (% Sky Obscured)

34
3
2
3
56
15
28
40
28
4
11
27
21
2
3
3
41
40
5
10
16
6
0
0

High Clouds (% Sky Obscured)

100
100
92
96
74
99
99
78
51
33
55
12
2
2
12
45
59
64
94
68
50
50
73
88

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 (%)

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 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
10
9
9
8
9
11
11
12
12
13
14
14
13
11
8
7
6
5
5
5
4
4
4

Chance of Frost

Temperature (°C)

16
15
15
15
15
16
17
18
19
21
21
22
23
23
22
21
19
18
17
16
16
15
14
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
95
95
96
92
83
77
69
62
55
53
50
48
51
57
69
76
79
79
83
86
86
89

Pressure (mb)

1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1016
1015
1015
1014
1014
1015
1015
1015
1015
1015
1014
1014
1013

Ozone (du)

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

Saturday 20

Waning Crescent 2%

05:00

18:43

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: 06:49, Set: 19:07, Transit: 12:58. Moon - Rise: 05:00, Set: 18:43. Civil Dark: 19:41 - 06:15. Nautical Dark: 20:21 - 05:34. Astro Dark: 21:04 - 04:52

Total Clouds (% Sky Obscured)

100
39
52
75
100
100
100
100
100
94
96
98
77
60
62
85
66
61
69
68
73
73
62
58

Low Clouds (% Sky Obscured)

27
39
52
56
70
47
49
52
53
73
63
62
49
50
49
65
31
32
53
54
64
70
59
42

Medium Clouds (% Sky Obscured)

1
0
1
32
49
38
79
78
98
94
75
23
15
17
3
16
5
4
44
19
53
60
55
56

High Clouds (% Sky Obscured)

100
39
52
61
100
100
100
100
97
40
52
87
25
16
16
40
45
45
0
0
0
0
12
9

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
8
3
8

Fog (%)

0
2
100
100
100
98
100
13
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
Very Light Rain
Light Rain
None

Precipitation Probability (%)

0
0
0
0
0
0
0
3
19
5
23
23
12
8
0
0
0
4
16
5
20
55
86
55

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.6
0

Wind Speed/Direction (mph)

4
4
4
4
4
5
6
7
8
10
9
9
10
13
14
15
17
16
16
15
15
15
14
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
13
13
13
13
14
15
16
17
17
17
17
18
19
18
15
11
10
9
9
9
9
10
10

Dew Point (°C)

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

Relative Humidity (%)

89
90
89
90
90
84
79
73
67
62
57
54
53
51
52
72
87
89
90
90
92
92
93
95

Pressure (mb)

1013
1012
1012
1012
1011
1011
1010
1010
1010
1010
1009
1008
1008
1007
1007
1008
1009
1010
1010
1010
1009
1009
1009
1009

Ozone (du)

264
263
263
263
261
261
261
262
261
261
262
263
262
264
265
266
268
268
270
273
273
273
272
274

Sunday 21

New Moon 0%

06:16

18:52

03 Bad
04 Bad
05 Bad
06 OK
07 OK
08 OK
09 Good
10 OK
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: 06:50, Set: 19:05, Transit: 12:57. Moon - Rise: 06:16, Set: 18:52. Civil Dark: 19:39 - 06:16. Nautical Dark: 20:19 - 05:36. Astro Dark: 21:01 - 04:54

Total Clouds (% Sky Obscured)

48
54
42
23
41
25
18
33
53
68
76
92
97
96
58
57
61
59
66
78
70
73
79
84

Low Clouds (% Sky Obscured)

14
13
21
23
29
25
18
33
53
68
76
85
86
79
58
47
41
34
26
45
40
56
54
51

Medium Clouds (% Sky Obscured)

48
54
36
0
22
4
0
0
0
0
8
14
17
22
27
36
50
47
53
58
51
45
59
77

High Clouds (% Sky Obscured)

0
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)

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

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
Very Light Rain
None
None
None
None
Very Light Rain
None

Precipitation Probability (%)

26
6
3
1
0
0
0
2
11
8
13
7
8
19
32
33
35
43
44
37
42
45
45
37

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
84
88
93
95
91
81
74
68
60
53
48
45
51
58
60
70
83
93
96
95
96
95
91

Pressure (mb)

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

Ozone (du)

277
278
279
280
281
281
283
285
286
286
287
289
291
291
293
295
298
299
299
299
297
295
295
298

Monday 22

Waxing Crescent 1%

07:30

19:01

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 OK
22 OK
23 OK
00 Good
01 OK
02 OK

Sun - Rise: 06:52, Set: 19:02, Transit: 12:57. Moon - Rise: 07:30, Set: 19:01. Civil Dark: 19:36 - 06:18. Nautical Dark: 20:16 - 05:38. Astro Dark: 20:58 - 04:56

Total Clouds (% Sky Obscured)

88
83
76
67
66
68
66
69
71
79
83
87
78
83
79
77
83
64
44
26
17
9
20
30

Low Clouds (% Sky Obscured)

43
49
49
56
57
59
58
58
66
77
73
71
66
63
58
51
31
14
0
3
6
9
13
17

Medium Clouds (% Sky Obscured)

85
80
69
52
52
39
28
22
22
3
14
23
53
48
44
15
17
14
14
9
4
0
5
13

High Clouds (% Sky Obscured)

0
0
10
0
0
0
0
0
0
0
1
10
20
28
30
30
22
29
21
14
7
0
0
0

ISS Passover

Visibility (miles)

7
4
4
8
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
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 (%)

41
48
33
19
10
3
1
0
9
15
12
3
0
0
0
0
4
2
1
3
2
0
0
0

Precipitation Amount (mm)

0.2
0.4
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
12
12
12
12
13
13
14
14
14
14
15
14
14
12
10
10
8
8
7
6
6
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
91
91
90
87
85
84
80
72
68
69
71
68
62
63
64
66
67
69
72
77
79
84
84

Pressure (mb)

1016
1017
1017
1017
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1022
1022
1023
1022
1022
1022
1022

Ozone (du)

304
306
308
309
308
309
308
308
307
306
306
307
308
308
308
308
308
310
312
314
314
314
314
313

Tuesday 23

Waxing Crescent 3%

08:44

19:10

03 OK
04 OK
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: 19:00, Transit: 12:57. Moon - Rise: 08:44, Set: 19:10. Civil Dark: 19:34 - 06:20. Nautical Dark: 20:14 - 05:40. Astro Dark: 20:56 - 04:58

Total Clouds (% Sky Obscured)

40
47
53
60
73
87
100
96
92
90
88
86
85
86
88
87
80
74
70
58
48
45
45
50

Low Clouds (% Sky Obscured)

20
25
30
36
37
37
36
29
23
19
19
21
20
39
58
80
74
68
62
55
48
45
45
50

Medium Clouds (% Sky Obscured)

20
21
17
16
14
16
20
34
48
63
56
54
57
59
67
60
45
40
30
20
15
20
19
18

High Clouds (% Sky Obscured)

0
6
11
16
43
72
100
90
79
69
74
76
80
75
80
80
75
70
70
47
24
2
3
5

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
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
1
1
0
5
7
8
9
8
3
6
5
1
8
9
8
24
34
40
56
67
74
62
57

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.4
0.2
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
6
5
6
6
4
4
4
5
5
5
11
10
10
11
12
12
8
8
8
8
8
8
6

Dew Point (°C)

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

Relative Humidity (%)

84
82
82
82
82
75
69
64
59
54
49
48
47
45
51
57
63
67
72
76
78
79
84
87

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021

Ozone (du)

311
310
310
309
309
309
309
310
310
311
311
312
313
314
313
313
312
312
312
311
310
309
308
308

Wednesday 24

Waxing Crescent 7%

09:58

19:22

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

Sun - Rise: 06:55, Set: 18:58, Transit: 12:56. Moon - Rise: 09:58, Set: 19:22. Civil Dark: 19:31 - 06:22. Nautical Dark: 20:11 - 05:42. Astro Dark: 20:53 - 05:00

Total Clouds (% Sky Obscured)

54
71
78
80
83
83
87
86
81
54
35
17
12
9
14
23
26
29
29
48
49
41

Low Clouds (% Sky Obscured)

54
71
74
74
83
83
87
86
81
54
35
17
12
9
14
14
11
9
9
10
11
15

Medium Clouds (% Sky Obscured)

21
18
19
25
24
22
21
23
29
30
29
17
12
9
14
22
21
23
25
24
24
19

High Clouds (% Sky Obscured)

6
6
8
11
6
4
3
3
4
4
2
1
1
1
1
2
26
29
29
48
38
14

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

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

Precipitation Probability (%)

54
48
43
36
33
32
30
35
31
19
25
26
22
19
15
8
5
3
2
11
18
24

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

Wind Speed/Direction (mph)

7
7
7
7
7
7
7
7
7
7
7
6
6
5
4
3
2
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
7
7
7
6
6
6
6
6
7
7
12
11
12
13
13
14
10
10
10
10
10

Dew Point (°C)

6
6
6
6
6
6
5
5
4
3
1
1
1
1
2
2
3
3
3
3
3
3

Relative Humidity (%)

90
93
93
93
93
82
74
67
59
53
47
46
43
43
47
52
57
60
63
66
67
68

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

307
306
304
303
301
300
299
297
297
297
297
297
297
298
297
297
297
296
296
295
294
294

Forecast for Bilton, Warwickshire, United Kingdom (52.35,-1.29)

Generated: 18/09/25 03:55:58. Forecast: 18/09/25 to 24/09/25. Timezone: UTC+1.00