Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 6%

03:42

18:20

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 06:47, Set: 19:12, Transit: 12:59. Moon - Rise: 03:42, Set: 18:20. Civil Dark: 19:46 - 06:14. Nautical Dark: 20:27 - 05:33. Astro Dark: 21:09 - 04:51

Total Clouds (% Sky Obscured)

92
91
100
71
71
90
95
96
100
100
100
100
100
96
100
93
83
84
85
92
99
100
100
100

Low Clouds (% Sky Obscured)

66
54
65
67
69
58
64
60
57
57
59
64
67
69
63
55
55
73
79
73
74
58
60
51

Medium Clouds (% Sky Obscured)

19
20
7
0
40
36
38
40
68
59
66
39
31
67
15
12
56
61
26
64
55
57
64
28

High Clouds (% Sky Obscured)

57
64
52
59
50
50
82
87
100
100
100
100
100
87
99
90
79
79
76
76
95
100
100
97

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
18
3
12
1
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)

16
17
16
16
14
12
10
10
11
12
12
12
11
11
10
10
9
9
10
10
11
11
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

18
18
16
16
16
16
16
17
16
16
15
15
15
15
15
15
14
14
14
14
14
13
12
12

Relative Humidity (%)

84
84
74
75
77
82
89
93
92
92
92
93
93
93
95
95
95
95
89
82
76
69
62
58

Pressure (mb)

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

Ozone (du)

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

Friday 19

Waning Crescent 2%

05:01

18:33

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 06:49, Set: 19:10, Transit: 12:58. Moon - Rise: 05:01, Set: 18:33. Civil Dark: 19:44 - 06:15. Nautical Dark: 20:24 - 05:35. Astro Dark: 21:07 - 04:53

Total Clouds (% Sky Obscured)

91
95
91
81
91
100
100
100
100
95
95
100
100
100
100
100
99
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

56
46
55
50
47
31
0
29
34
46
46
49
57
59
62
63
56
54
76
83
76
88
90
97

Medium Clouds (% Sky Obscured)

6
6
0
5
3
1
0
0
0
0
1
5
15
16
42
57
80
62
89
42
57
35
30
34

High Clouds (% Sky Obscured)

56
58
42
35
51
98
100
63
67
67
60
100
100
97
100
100
96
100
100
100
100
100
100
89

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
5
2
3
3
0
0
0
0
0
0
0
2
6
13

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

Chance of Frost

Temperature (°C)

21
22
22
22
20
19
17
17
16
15
15
14
14
13
13
13
13
13
14
15
17
18
19
19

Feels Like (°C)

18
20
20
21
20
19
16
15
17
16
16
15
13
13
13
13
13
13
14
15
16
16
15
17

Dew Point (°C)

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

Relative Humidity (%)

50
45
44
47
53
65
70
73
78
82
87
87
86
89
92
90
92
92
87
79
70
58
53
52

Pressure (mb)

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

Ozone (du)

260
261
261
261
263
263
263
264
265
265
266
265
265
267
267
266
264
264
265
266
266
265
265
265

Saturday 20

Waning Crescent 0%

06:17

18:43

14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
22 Good
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

Sun - Rise: 06:51, Set: 19:07, Transit: 12:58. Moon - Rise: 06:17, Set: 18:43. Civil Dark: 19:41 - 06:17. Nautical Dark: 20:22 - 05:37. Astro Dark: 21:04 - 04:55

Total Clouds (% Sky Obscured)

100
96
100
85
60
88
92
30
8
68
73
57
83
71
59
92
95
68
73
84
92
85
90
96

Low Clouds (% Sky Obscured)

22
67
55
62
57
67
88
30
8
60
68
57
70
68
49
85
89
68
73
75
83
78
83
86

Medium Clouds (% Sky Obscured)

44
52
90
82
27
76
2
0
0
0
1
10
12
0
0
17
5
16
23
32
29
30
28
37

High Clouds (% Sky Obscured)

100
69
57
3
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
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 (%)

45
12
21
30
33
12
3
0
0
1
9
3
2
7
1
20
12
9
12
12
20
23
5
10

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
16
16
16
15
15
13
11
10
9
7
6
6
6
6
6
6
6
6
6
6
7
8
9

Dew Point (°C)

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

Relative Humidity (%)

50
47
44
50
53
62
67
71
69
77
75
72
71
66
75
71
71
67
68
66
65
63
61
58

Pressure (mb)

1007
1006
1005
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1005
1006
1007
1008
1009
1010
1010
1010

Ozone (du)

265
266
266
267
268
273
275
280
282
283
285
287
289
293
296
297
298
300
302
305
307
305
304
305

Sunday 21

New Moon 1%

07:31

18:52

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 OK

Sun - Rise: 06:52, Set: 19:05, Transit: 12:58. Moon - Rise: 07:31, Set: 18:52. Civil Dark: 19:39 - 06:19. Nautical Dark: 20:19 - 05:39. Astro Dark: 21:01 - 04:57

Total Clouds (% Sky Obscured)

98
100
99
96
95
89
81
78
69
62
57
58
57
57
52
50
45
43
43
42
46
49
53
39

Low Clouds (% Sky Obscured)

86
85
71
52
33
25
13
0
7
13
24
24
24
28
34
36
38
38
38
42
42
46
53
38

Medium Clouds (% Sky Obscured)

48
55
56
49
74
63
79
76
69
61
50
51
50
51
45
45
45
43
43
42
27
13
9
3

High Clouds (% Sky Obscured)

0
0
0
0
0
1
18
25
23
35
40
40
40
2
2
19
9
2
1
6
8
13
14
0

ISS Passover

Visibility (miles)

9
9
9
9
8
9
6
3
3
4
4
3
3
4
6
5
4
3
3
3
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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
Very Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None

Precipitation Probability (%)

17
11
16
27
48
51
66
77
73
59
57
67
62
55
54
60
74
81
69
40
16
7
4
3

Precipitation Amount (mm)

0
0
0
0
0
0
0.3
0.5
0.4
0.3
0.3
0.5
0.3
0.2
0
0.2
0.4
0.6
0.5
0
0
0
0
0

Wind Speed/Direction (mph)

14
12
11
9
7
6
6
6
6
6
7
8
9
10
11
12
12
13
14
15
16
16
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
10
11
11
11
10
9
9
9
8
6
5
5
4
4
3
2
2
2
4
4
5
7
7

Dew Point (°C)

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

Relative Humidity (%)

55
56
54
60
70
79
81
84
90
91
93
93
91
93
93
91
91
91
91
90
85
81
79
76

Pressure (mb)

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

Ozone (du)

305
306
308
308
307
308
309
307
308
307
306
308
309
309
309
310
311
311
312
312
314
315
313
310

Monday 22

Waxing Crescent 3%

08:44

19:01

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

Sun - Rise: 06:54, Set: 19:03, Transit: 12:57. Moon - Rise: 08:44, Set: 19:01. Civil Dark: 19:37 - 06:20. Nautical Dark: 20:17 - 05:40. Astro Dark: 20:58 - 04:59

Total Clouds (% Sky Obscured)

33
23
26
35
45
45
41
27
15
12
7
17
26
36
54
66
81
85
89
92
86
81
78
81

Low Clouds (% Sky Obscured)

33
23
25
35
44
43
36
25
14
8
0
7
15
22
26
30
34
22
14
7
25
45
63
61

Medium Clouds (% Sky Obscured)

1
1
0
0
0
0
0
0
1
2
3
2
1
1
12
24
33
33
37
41
30
24
23
34

High Clouds (% Sky Obscured)

0
0
0
0
1
0
0
0
0
2
2
7
13
19
28
36
44
47
54
60
42
24
6
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
None
None
None
None
None

Precipitation Probability (%)

1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
0
5
5
4
21

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
14
14
12
12
10
8
6
5
5
5
5
4
4
3
3
3
3
4
5
6
8
10
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
8
7
7
6
5
4
4
4
4
3
2
2
2
2
2
2
2
3
4
4
4
5
5

Relative Humidity (%)

69
68
64
64
67
67
67
72
74
77
78
75
76
78
79
79
78
79
76
74
70
66
62
58

Pressure (mb)

1021
1021
1021
1022
1022
1022
1023
1023
1023
1023
1024
1024
1024
1024
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024

Ozone (du)

308
307
307
306
307
307
307
306
305
304
304
304
303
302
301
301
301
302
301
301
301
301
301
301

Tuesday 23

Waxing Crescent 3%

09:58

19:11

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 06:56, Set: 19:00, Transit: 12:57. Moon - Rise: 09:58, Set: 19:11. Civil Dark: 19:34 - 06:22. Nautical Dark: 20:14 - 05:42. Astro Dark: 20:56 - 05:01

Total Clouds (% Sky Obscured)

86
87
87
93
99
99
99
98
96
90
72
64
58
53
53
53
53
53
57
57
62
72
91
92

Low Clouds (% Sky Obscured)

58
56
71
85
99
94
90
85
87
89
72
64
58
53
53
53
52
52
51
55
60
69
74
87

Medium Clouds (% Sky Obscured)

46
55
45
30
5
5
5
10
15
20
30
35
40
35
35
35
35
30
30
35
30
30
30
30

High Clouds (% Sky Obscured)

3
1
3
4
7
36
66
95
95
90
72
64
58
53
53
27
0
22
40
35
19
15
7
17

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

Precipitation Probability (%)

26
25
47
54
58
53
47
41
53
63
71
73
76
79
72
62
48
45
40
31
30
28
23
28

Precipitation Amount (mm)

0
0
0
0
0.2
0
0
0
0
0.2
0.3
0.3
0.4
0.5
0.4
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
52
49
52
54
57
61
65
69
70
74
77
78
80
82
82
84
84
77
72
65
59
56
50

Pressure (mb)

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

Ozone (du)

301
300
300
299
299
298
298
297
297
297
297
297
298
298
299
298
297
297
296
296
296
296
296
296

Wednesday 24

Waxing Crescent 7%

11:13

19:22

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
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 06:57, Set: 18:58, Transit: 12:57. Moon - Rise: 11:13, Set: 19:22. Civil Dark: 19:32 - 06:24. Nautical Dark: 20:12 - 05:44. Astro Dark: 20:53 - 05:03

Total Clouds (% Sky Obscured)

96
97
96
97
99
99
100
100
99
98
98
97
96
95
88
84
84

Low Clouds (% Sky Obscured)

88
89
83
77
71
77
83
89
86
83
80
84
87
90
83
76
69

Medium Clouds (% Sky Obscured)

30
25
24
22
21
22
23
19
24
25
25
30
35
50
60
65
65

High Clouds (% Sky Obscured)

26
55
65
66
61
52
47
52
47
42
41
56
61
71
81
81
84

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

34
42
38
37
37
41
37
30
28
28
29
36
41
45
53
60
67

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
4
4
4
4
4
4
4
4
4
4
4
5
4
4
5
5

Relative Humidity (%)

50
50
48
50
51
54
56
58
60
61
63
65
66
65
66
68
70

Pressure (mb)

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

Ozone (du)

295
295
295
295
294
294
294
293
293
292
291
291
291
291
291
291
291

Forecast for Long Itchington, Warwickshire, United Kingdom (52.29,-1.40)

Generated: 18/09/25 13:36:16. Forecast: 18/09/25 to 24/09/25. Timezone: UTC+1.00