Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 12%

02:08

18:19

00 Bad
01 OK
02 Good
03 Bad
04 Bad
05 Good
06 Good
07 Bad
08 Good
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

Sun - Rise: 06:40, Set: 19:08, Transit: 12:54. Moon - Rise: 02:08, Set: 18:19. Civil Dark: 19:43 - 06:06. Nautical Dark: 20:24 - 05:24. Astro Dark: 21:09 - 04:40

Total Clouds (% Sky Obscured)

56
43
0
70
70
0
0
70
14
58
76
83
92
84
86
86
88
61
76
69
49
82
89
89

Low Clouds (% Sky Obscured)

47
27
23
13
0
0
0
0
65
75
94
95
81
49
52
51
43
37
46
40
37
35
31
43

Medium Clouds (% Sky Obscured)

3
12
80
92
24
26
60
30
57
42
22
23
27
28
15
15
17
9
19
20
10
24
37
36

High Clouds (% Sky Obscured)

38
87
83
90
88
73
65
74
91
97
82
86
80
63
66
75
80
61
73
38
38
68
42
8

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
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
13
3
3
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)

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

Chance of Frost

Temperature (°C)

16
16
16
16
14
15
14
15
15
16
18
19
20
21
21
22
21
20
20
19
18
18
17
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
86
82
79
85
82
85
77
82
85
81
79
78
88
79
73
79
84
81
82
83
83
85
83

Pressure (mb)

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

Ozone (du)

260
259
259
259
260
261
262
261
260
258
259
259
259
261
261
260
259
258
258
258
258
261
258
256

Friday 19

Waning Crescent 6%

03:33

18:30

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

Sun - Rise: 06:42, Set: 19:05, Transit: 12:54. Moon - Rise: 03:33, Set: 18:30. Civil Dark: 19:40 - 06:07. Nautical Dark: 20:22 - 05:26. Astro Dark: 21:06 - 04:42

Total Clouds (% Sky Obscured)

78
71
73
87
90
88
93
93
89
84
97
83
64
49
50
35
39
38
16
59
100
99
91
68

Low Clouds (% Sky Obscured)

42
54
63
66
71
65
67
71
65
56
46
58
59
49
50
35
39
38
15
0
0
35
29
49

Medium Clouds (% Sky Obscured)

31
38
44
33
46
41
39
26
75
77
67
11
7
5
3
5
16
18
3
41
18
50
17
17

High Clouds (% Sky Obscured)

76
15
34
82
81
81
86
85
80
81
69
30
17
13
11
5
7
5
2
23
100
98
75
62

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)

13
14
13
14
13
14
13
13
13
14
15
16
16
16
16
16
16
13
11
7
7
7
7
7

Chance of Frost

Temperature (°C)

17
17
16
16
16
16
16
16
16
17
18
20
21
22
23
23
23
23
22
20
19
18
18
17

Feels Like (°C)

15
15
15
15
14
14
14
14
14
15
15
17
19
20
20
21
20
21
22
20
18
17
17
16

Dew Point (°C)

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

Relative Humidity (%)

83
89
92
93
92
90
90
92
89
85
77
68
60
54
49
46
45
47
52
60
65
69
70
76

Pressure (mb)

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

Ozone (du)

257
256
257
257
257
258
259
261
261
261
260
259
259
259
259
259
259
259
260
262
262
263
264
265

Saturday 20

Waning Crescent 2%

04:53

18:39

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

Sun - Rise: 06:44, Set: 19:03, Transit: 12:53. Moon - Rise: 04:53, Set: 18:39. Civil Dark: 19:38 - 06:09. Nautical Dark: 20:19 - 05:28. Astro Dark: 21:03 - 04:44

Total Clouds (% Sky Obscured)

72
72
96
95
100
100
100
100
100
96
100
100
100
100
100
96
100
96
83
84
76
50
27
19

Low Clouds (% Sky Obscured)

57
72
64
51
59
71
68
76
69
50
78
76
80
72
83
33
47
73
56
63
64
50
27
19

Medium Clouds (% Sky Obscured)

8
55
36
76
55
33
97
81
91
75
97
60
72
79
69
47
53
68
56
76
63
5
3
0

High Clouds (% Sky Obscured)

58
53
86
63
100
100
100
99
100
82
100
100
100
100
96
90
100
48
17
3
0
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 (%)

0
0
2
1
0
0
1
0
2
2
4
5
6
5
9
32
13
17
28
24
28
13
40
31

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
82
86
87
89
90
93
93
92
86
79
73
65
57
53
51
49
49
55
65
70
72
77
85

Pressure (mb)

1013
1013
1013
1012
1012
1011
1011
1011
1011
1011
1010
1009
1009
1008
1007
1006
1005
1005
1004
1004
1003
1003
1002
1002

Ozone (du)

265
266
265
265
265
265
265
265
265
264
263
264
262
262
263
266
267
268
268
270
274
276
277
281

Sunday 21

New Moon 0%

06:11

18:47

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

Sun - Rise: 06:46, Set: 19:00, Transit: 12:53. Moon - Rise: 06:11, Set: 18:47. Civil Dark: 19:35 - 06:11. Nautical Dark: 20:17 - 05:30. Astro Dark: 21:00 - 04:46

Total Clouds (% Sky Obscured)

23
44
60
66
94
98
99
97
94
92
94
96
98
95
93
90
77
64
48
53
53
58
59
52

Low Clouds (% Sky Obscured)

23
44
52
64
93
98
81
84
87
90
93
95
98
86
74
67
61
56
48
53
53
53
52
44

Medium Clouds (% Sky Obscured)

0
0
0
0
52
42
48
49
45
46
41
39
41
33
26
20
16
9
0
4
10
20
19
9

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
0
0
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
7
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
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

19
2
8
8
11
17
12
13
25
22
19
24
29
29
21
16
17
22
10
11
18
26
28
29

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
17
17
19
19
17
17
17
16
16
16
16
16
17
16
15
14
12
11
11
11
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
12
10
9
7
8
7
7
7
8
8
8
9
9
10
11
12
12
11
10
9
8
7
7

Dew Point (°C)

13
10
9
8
7
7
6
7
7
7
6
6
7
7
6
6
6
6
6
6
7
7
7
7

Relative Humidity (%)

87
71
70
69
68
70
65
69
69
65
61
62
61
60
58
55
57
59
63
65
73
78
80
83

Pressure (mb)

1002
1002
1002
1002
1002
1002
1003
1004
1005
1006
1007
1008
1009
1009
1010
1010
1011
1012
1012
1013
1014
1015
1015
1016

Ozone (du)

282
284
285
285
290
294
297
298
298
301
304
307
306
305
303
302
302
304
300
305
308
309
312
313

Monday 22

Waxing Crescent 1%

07:26

18:55

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

Sun - Rise: 06:47, Set: 18:58, Transit: 12:53. Moon - Rise: 07:26, Set: 18:55. Civil Dark: 19:33 - 06:13. Nautical Dark: 20:14 - 05:31. Astro Dark: 20:57 - 04:48

Total Clouds (% Sky Obscured)

59
64
64
65
62
63
62
71
80
88
85
80
58
66
84
95
72
48
35
54
48
74
77
54

Low Clouds (% Sky Obscured)

51
54
57
58
51
45
38
55
70
83
78
72
53
60
77
88
64
36
10
22
35
53
35
18

Medium Clouds (% Sky Obscured)

7
11
15
7
50
48
36
46
36
5
13
22
27
21
13
10
7
4
0
12
27
49
48
45

High Clouds (% Sky Obscured)

0
1
7
6
36
22
4
1
0
0
0
0
0
0
0
0
0
3
0
2
2
1
1
0

ISS Passover

Visibility (miles)

9
9
8
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

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
32
31
29
23
18
16
7
4
9
6
11
3
10
8
11
4
4
2
8
4
3
4
2

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)

10
11
13
13
13
12
11
11
12
12
14
14
14
15
14
13
12
11
10
8
7
6
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
6
4
3
3
3
3
3
4
5
6
7
7
8
8
7
8
7
7
7
7
8
8
7

Dew Point (°C)

8
8
7
6
6
5
5
4
4
4
5
5
5
5
5
4
4
4
4
2
1
2
4
4

Relative Humidity (%)

85
87
84
80
76
76
77
69
67
65
64
62
59
56
56
54
56
57
58
55
52
59
66
68

Pressure (mb)

1016
1017
1017
1018
1018
1018
1019
1020
1020
1021
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

313
313
313
312
312
311
311
312
313
314
314
313
312
311
310
309
308
307
306
307
306
306
306
306

Tuesday 23

Waxing Crescent 3%

08:41

19:03

00 OK
01 OK
02 OK
03 OK
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

Sun - Rise: 06:49, Set: 18:56, Transit: 12:52. Moon - Rise: 08:41, Set: 19:03. Civil Dark: 19:30 - 06:14. Nautical Dark: 20:11 - 05:33. Astro Dark: 20:54 - 04:50

Total Clouds (% Sky Obscured)

48
45
39
33
54
76
100
100
100
100
98
97
98
96
94
91
94
97
100
99
98
95
94
84

Low Clouds (% Sky Obscured)

0
0
0
0
22
45
67
71
74
77
82
88
93
90
86
82
75
68
60
71
81
90
61
32

Medium Clouds (% Sky Obscured)

37
32
26
20
36
37
14
10
5
15
19
24
32
39
38
49
48
47
40
26
12
13
12
11

High Clouds (% Sky Obscured)

0
1
0
0
33
65
95
95
90
75
47
22
0
0
1
0
32
62
88
80
71
70
68
72

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

Precipitation Probability (%)

0
3
2
1
6
9
9
37
44
49
62
70
77
91
95
95
82
62
31
34
29
18
23
23

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.3
0.7
0.8
0.9
0.5
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
75
75
74
74
73
70
68
66
63
62
58
52
49
48
47
48
52
58
62
67
74
81
82

Pressure (mb)

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

Ozone (du)

305
306
305
305
304
304
304
303
304
304
304
304
303
303
303
302
302
301
300
299
300
301
302
301

Wednesday 24

Waxing Crescent 7%

09:57

19:13

00 Bad
01 Bad
02 Bad
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

Sun - Rise: 06:51, Set: 18:53, Transit: 12:52. Moon - Rise: 09:57, Set: 19:13. Civil Dark: 19:28 - 06:16. Nautical Dark: 20:09 - 05:35. Astro Dark: 20:52 - 04:52

Total Clouds (% Sky Obscured)

41
37
33
34
28
32
36
36
41
41
41
56
71
76
77
77
78
79
76
70
69
68
64
60

Low Clouds (% Sky Obscured)

5
18
33
34
28
27
21
27
33
41
41
56
69
64
61
55
54
53
54
54
55
55
55
53

Medium Clouds (% Sky Obscured)

15
19
24
23
19
24
35
36
41
41
41
56
65
60
45
40
45
40
40
37
33
34
29
27

High Clouds (% Sky Obscured)

41
37
33
34
28
32
36
36
41
41
41
55
51
50
45
50
60
75
76
70
69
62
62
52

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

Precipitation Probability (%)

16
26
23
13
24
25
23
30
32
29
51
63
71
62
56
54
48
38
25
22
26
31
36
37

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
84
82
80
78
78
80
78
72
68
63
56
50
44
44
44
45
52
61
70
72
76
78
80

Pressure (mb)

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

Ozone (du)

300
299
299
298
297
297
296
295
295
295
295
294
294
294
293
292
292
291
291
290
291
291
291
291

Forecast for Binbrook, Lincolnshire, United Kingdom (53.43,-0.18)

Generated: 18/09/25 13:56:51. Forecast: 18/09/25 to 24/09/25. Timezone: UTC+1.00