Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 17

Waning Crescent 12%

02:12

18:04

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

Sun - Rise: 06:43, Set: 19:12, Transit: 12:56. Moon - Rise: 02:12, Set: 18:04. Civil Dark: 19:47 - 06:08. Nautical Dark: 20:29 - 05:27. Astro Dark: 21:13 - 04:43

Total Clouds (% Sky Obscured)

100
100
99
65
100
100
100
95
90
62
64
37
34
44
46
49
46
76
95
100
99
96
90
97

Low Clouds (% Sky Obscured)

100
91
86
63
60
71
65
71
70
62
64
37
34
40
29
32
18
26
86
99
98
86
68
91

Medium Clouds (% Sky Obscured)

23
19
16
2
38
13
19
3
3
2
22
1
2
2
8
14
30
43
90
56
59
41
40
23

High Clouds (% Sky Obscured)

3
0
0
0
57
37
100
55
70
30
7
13
5
38
46
49
46
30
9
65
91
67
61
55

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
Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

0
0
1
14
7
13
17
7
2
0
0
0
0
0
0
0
0
3
54
54
12
4
1
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
14
15
16
16
16
16
15
15
14
14
13
13
12
12
11
11
11
13
14
16
15
16
18

Dew Point (°C)

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

Relative Humidity (%)

90
90
90
90
91
90
88
82
81
83
85
86
87
89
89
90
90
90
93
95
96
90
86
85

Pressure (mb)

1011
1011
1011
1011
1011
1011
1012
1012
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015

Ozone (du)

266
267
268
269
266
266
265
262
260
260
260
259
259
259
260
260
263
263
261
259
259
261
261
260

Thursday 18

Waning Crescent 6%

03:36

18:20

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

Sun - Rise: 06:45, Set: 19:10, Transit: 12:56. Moon - Rise: 03:36, Set: 18:20. Civil Dark: 19:45 - 06:10. Nautical Dark: 20:26 - 05:29. Astro Dark: 21:10 - 04:45

Total Clouds (% Sky Obscured)

95
85
68
83
73
97
90
94
95
88
100
100
98
98
99
100
100
100
100
100
100
100
99
83

Low Clouds (% Sky Obscured)

63
47
40
42
28
32
32
65
28
28
42
41
54
56
61
63
57
54
70
88
64
66
54
53

Medium Clouds (% Sky Obscured)

48
28
4
29
1
1
32
76
57
35
77
63
71
78
78
58
30
30
56
72
43
32
3
39

High Clouds (% Sky Obscured)

76
80
68
60
56
92
75
58
33
72
100
100
93
66
75
75
94
100
71
98
97
99
83
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
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
76
73
71
69
70
76
80
82
85
83
82
88
90
92
93
92
92
90
89
85
78
72
65

Pressure (mb)

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

Ozone (du)

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

Friday 19

Waning Crescent 2%

04:56

18:32

13 Bad
14 Bad
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

Sun - Rise: 06:46, Set: 19:08, Transit: 12:56. Moon - Rise: 04:56, Set: 18:32. Civil Dark: 19:42 - 06:12. Nautical Dark: 20:23 - 05:31. Astro Dark: 21:07 - 04:47

Total Clouds (% Sky Obscured)

64
63
30
25
63
79
94
100
100
100
100
100
99
99
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

54
43
26
16
44
39
26
32
31
24
26
43
58
68
68
65
64
63
68
73
74
71
68
55

Medium Clouds (% Sky Obscured)

3
4
5
6
9
21
31
16
13
16
20
40
52
63
69
95
91
71
95
71
78
67
95
100

High Clouds (% Sky Obscured)

57
50
7
7
25
41
77
100
100
100
100
100
97
96
98
99
100
100
100
100
100
97
93
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
1
0
0
0
0
0
0
0
1
1
1
2
3
6
1
0
3
5
5
15
21
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
53
49
47
49
54
65
69
72
74
76
81
83
83
86
86
86
87
89
83
78
71
64
55

Pressure (mb)

1015
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1011
1010
1010
1009
1009
1008
1008
1007
1007
1006

Ozone (du)

257
258
258
258
259
259
259
261
260
261
263
265
265
265
266
267
267
267
267
267
268
268
267
266

Saturday 20

Waning Crescent 0%

06:14

18:41

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

Sun - Rise: 06:48, Set: 19:05, Transit: 12:55. Moon - Rise: 06:14, Set: 18:41. Civil Dark: 19:40 - 06:14. Nautical Dark: 20:21 - 05:32. Astro Dark: 21:04 - 04:49

Total Clouds (% Sky Obscured)

100
100
100
91
63
44
37
26
21
23
50
63
19
87
92
93
96
100
100
100
100
100
99
100

Low Clouds (% Sky Obscured)

91
74
76
40
34
5
3
1
9
10
24
33
19
66
78
82
87
92
94
97
100
96
86
85

Medium Clouds (% Sky Obscured)

100
100
55
52
45
34
29
20
11
13
13
9
9
11
12
24
43
100
98
96
96
97
97
100

High Clouds (% Sky Obscured)

60
33
5
5
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
12
23
33

ISS Passover

Visibility (miles)

9
9
9
9
7
9
9
9
9
9
9
9
9
9
9
9
6
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

44
66
94
95
95
95
95
95
4
6
5
0
3
15
25
36
40
46
50
53
61
70
80
95

Precipitation Amount (mm)

0
0.3
0.7
1.1
2.2
2.8
1.8
0.8
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.4
0.7

Wind Speed/Direction (mph)

13
8
9
12
14
15
16
14
14
14
11
9
7
7
6
4
8
10
11
12
12
14
16
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
16
16
15
13
11
10
9
7
6
7
6
6
7
7
7
4
4
4
4
5
5
5
5

Dew Point (°C)

10
11
12
12
12
11
8
8
7
7
6
5
6
6
7
7
8
6
6
6
5
6
5
4

Relative Humidity (%)

53
61
60
60
67
72
70
70
71
73
72
67
73
74
78
78
85
80
77
78
71
71
67
58

Pressure (mb)

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

Ozone (du)

265
267
269
273
279
286
288
290
293
297
299
299
298
298
299
301
302
305
308
313
313
313
314
313

Sunday 21

New Moon 0%

07:29

18:50

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

Sun - Rise: 06:50, Set: 19:03, Transit: 12:55. Moon - Rise: 07:29, Set: 18:50. Civil Dark: 19:37 - 06:15. Nautical Dark: 20:18 - 05:34. Astro Dark: 21:01 - 04:51

Total Clouds (% Sky Obscured)

100
100
100
100
100
64
63
65
63
58
53
43
51
64
72
66
60
57
61
66
70
71
68
58

Low Clouds (% Sky Obscured)

79
75
69
58
52
42
41
41
41
47
52
43
51
60
60
61
59
57
61
66
70
63
56
52

Medium Clouds (% Sky Obscured)

100
93
79
80
44
48
46
44
41
30
15
0
6
10
15
10
5
0
0
0
0
10
17
23

High Clouds (% Sky Obscured)

22
59
52
57
57
5
14
26
44
34
18
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

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

Precipitation Probability (%)

95
91
84
84
70
46
35
25
10
10
5
1
2
2
1
5
3
0
1
1
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
2
2
2
3
3
3
4
4
4
5
5
5
5
4
4
4
4
3
3
2
2
1
0

Relative Humidity (%)

60
50
51
52
56
57
62
66
69
73
75
75
77
77
75
74
74
74
74
67
59
52
46
41

Pressure (mb)

1016
1017
1018
1018
1019
1020
1021
1021
1022
1023
1023
1023
1024
1024
1025
1025
1026
1026
1027
1027
1028
1028
1028
1028

Ozone (du)

312
312
313
314
316
316
317
319
322
325
323
323
321
320
318
317
317
317
318
317
317
316
315
314

Monday 22

Waxing Crescent 1%

08:43

18:58

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

Sun - Rise: 06:51, Set: 19:00, Transit: 12:55. Moon - Rise: 08:43, Set: 18:58. Civil Dark: 19:35 - 06:17. Nautical Dark: 20:16 - 05:36. Astro Dark: 20:59 - 04:53

Total Clouds (% Sky Obscured)

55
52
49
52
55
57
39
20
3
24
38
51
61
71
79
82
87
96
91
86
80
85
92
97

Low Clouds (% Sky Obscured)

47
45
43
47
51
55
37
19
1
18
35
51
54
56
58
71
84
95
88
82
70
73
79
85

Medium Clouds (% Sky Obscured)

17
9
0
0
0
0
1
1
1
1
1
1
1
0
0
1
2
2
2
1
1
21
37
55

High Clouds (% Sky Obscured)

3
6
9
6
5
4
3
3
2
3
6
7
14
22
24
18
10
5
10
16
18
30
37
43

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
1
1
0
2
2
1
5
5
1
4
7
8
9
9
9

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
11
11
11
11
12
12
7
8
7
7
7
6
6
6
6
6
6
6
6
8
8
10
10

Dew Point (°C)

-1
-1
0
1
2
3
4
4
5
5
5
5
4
5
4
5
5
5
6
6
6
6
6
6

Relative Humidity (%)

36
36
38
39
44
53
61
65
69
74
74
74
74
74
74
75
78
81
85
78
73
67
63
59

Pressure (mb)

1028
1028
1028
1028
1028
1028
1029
1029
1029
1029
1029
1029
1029
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028

Ozone (du)

313
312
311
309
309
308
307
306
305
305
304
303
303
303
303
303
302
302
302
302
302
301
301
301

Tuesday 23

Waxing Crescent 3%

09:58

19:06

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
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 06:53, Set: 18:58, Transit: 12:54. Moon - Rise: 09:58, Set: 19:06. Civil Dark: 19:32 - 06:19. Nautical Dark: 20:13 - 05:38. Astro Dark: 20:56 - 04:56

Total Clouds (% Sky Obscured)

93
88
87
86
85
85
86
87
88
90
93
100
98
96
94
93
89
85

Low Clouds (% Sky Obscured)

75
65
55
57
59
59
59
62
62
63
65
68
76
84
89
90
89
85

Medium Clouds (% Sky Obscured)

45
45
45
41
37
33
28
30
33
33
34
40
31
24
14
10
6
0

High Clouds (% Sky Obscured)

47
51
56
62
68
69
68
57
56
31
10
1
14
27
37
31
24
20

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

9
7
3
7
8
5
14
15
7
24
32
41
39
32
21
18
17
24

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
51
46
42
48
54
61
64
67
72
72
73
73
77
80
83
84
84

Pressure (mb)

1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1025
1025

Ozone (du)

300
300
300
300
300
301
301
301
301
301
300
300
299
299
300
300
300
300

Forecast for North Collingham, Nottinghamshire, United Kingdom (53.15,-0.76)

Generated: 17/09/25 13:09:13. Forecast: 17/09/25 to 23/09/25. Timezone: UTC+1.00