Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 30

Waxing Gibbous 62%

14:50

23:43

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
15 Bad

Sun - Rise: 07:04, Set: 16:36, Transit: 11:49. Moon - Rise: 14:50, Set: 23:43. Civil Dark: 17:13 - 06:27. Nautical Dark: 17:54 - 05:46. Astro Dark: 18:34 - 05:06

Total Clouds (% Sky Obscured)

66
73
79
84
100
100
100
100
100
81
69
68
75
76
100
100
100
100
91
92
75
57
100
87

Low Clouds (% Sky Obscured)

66
73
75
62
78
93
89
88
86
74
69
68
72
67
70
69
71
58
61
82
63
51
51
68

Medium Clouds (% Sky Obscured)

66
73
79
84
100
77
100
100
100
7
0
0
0
0
0
13
85
0
2
2
49
23
84
32

High Clouds (% Sky Obscured)

66
73
79
84
100
100
100
100
53
0
0
0
0
16
100
100
100
100
77
86
40
19
50
8

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
4
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
1
1
1
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

25
92
27
0
0
1
55
95
60
9
1
2
0
0
0
0
0
0
4
41
47
62
43
28

Precipitation Amount (mm)

0
1.2
0
0
0
0
0.3
1.1
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
78
78
78
81
82
84
87
88
91
87
90
88
83
81
88
86
81
81
80
86
82
75
79

Pressure (mb)

1004
1003
1003
1002
1001
1000
1000
998
998
998
998
998
998
999
999
999
999
999
998
998
997
996
995
995

Ozone (du)

262
265
267
269
271
274
275
275
279
284
284
284
285
286
286
287
289
289
290
291
290
289
290
291

Friday 31

Waxing Gibbous 72%

15:00

01:08

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
15 Bad

Sun - Rise: 07:06, Set: 16:34, Transit: 11:49. Moon - Rise: 15:00, Set: 01:08. Civil Dark: 17:11 - 06:29. Nautical Dark: 17:52 - 05:48. Astro Dark: 18:32 - 05:07

Total Clouds (% Sky Obscured)

45
44
53
71
76
87
100
100
76
100
99
43
95
86
85
45
45
50
98
99
75
66
67
97

Low Clouds (% Sky Obscured)

45
44
53
58
74
73
77
73
63
63
53
37
38
67
83
45
45
50
47
44
36
41
39
29

Medium Clouds (% Sky Obscured)

4
4
6
21
37
50
100
78
50
100
92
19
89
67
51
0
0
1
1
0
0
38
41
71

High Clouds (% Sky Obscured)

3
0
0
14
14
62
100
100
15
3
11
4
21
0
0
0
0
7
48
90
32
2
2
53

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
1
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 (%)

24
16
0
0
1
1
30
70
70
67
49
46
14
47
40
6
12
3
17
3
1
2
2
3

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
15
14
15
15
14
14
15
16
18
21
20
21
19
21
21
15
16
15
15
14
13
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
80
83
86
86
86
86
84
79
77
76
80
77
74
77
78
78
74
76
71
66
63
63
66

Pressure (mb)

995
995
996
996
996
996
995
994
993
992
992
992
992
992
992
993
995
996
997
998
998
999
999
1000

Ozone (du)

292
295
296
297
296
295
295
296
298
295
298
302
306
314
312
312
311
312
313
316
315
313
314
316

Saturday 1

Waxing Gibbous 82%

15:10

02:34

16 Bad
17 Bad
18 OK
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 OK
10 Good
11 OK
12 OK
13 OK
14 OK
15 OK

Sun - Rise: 07:08, Set: 16:32, Transit: 11:49. Moon - Rise: 15:10, Set: 02:34. Civil Dark: 17:09 - 06:31. Nautical Dark: 17:50 - 05:49. Astro Dark: 18:31 - 05:09

Total Clouds (% Sky Obscured)

82
48
23
57
65
71
57
54
100
71
72
100
100
100
100
88
70
34
15
21
14
14
15
33

Low Clouds (% Sky Obscured)

24
7
8
4
29
21
13
32
37
40
53
57
63
86
55
73
69
29
8
21
14
7
1
4

Medium Clouds (% Sky Obscured)

43
48
23
57
44
71
55
38
45
28
34
100
100
92
100
79
47
13
0
0
0
14
15
2

High Clouds (% Sky Obscured)

40
27
23
57
65
60
57
54
77
6
49
100
100
100
36
24
1
2
15
3
0
5
5
31

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

Precipitation Probability (%)

1
4
29
18
2
1
0
0
1
14
66
56
36
66
50
12
2
0
0
0
1
2
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
9
9
10
9
8
8
8
8
8
9
8
8
7
6
6
6
7
9
11
12
12
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
5
5
5
4
4
4
4
3
3
3
4
5
5
4
5
4
5
4
4
4
4
5
5

Relative Humidity (%)

69
74
78
74
77
75
79
82
79
76
76
84
85
85
87
88
87
82
74
68
66
67
69
69

Pressure (mb)

1000
1001
1002
1002
1002
1002
1003
1002
1002
1002
1002
1002
1002
1002
1002
1002
1003
1004
1004
1005
1005
1005
1006
1006

Ozone (du)

318
318
318
317
316
316
316
316
317
318
318
321
321
321
324
323
319
317
313
313
310
311
312
318

Sunday 2

Waxing Gibbous 90%

15:21

04:03

16 OK
17 Bad
18 Bad
19 Bad
20 OK
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
15 Bad

Sun - Rise: 07:09, Set: 16:30, Transit: 11:49. Moon - Rise: 15:21, Set: 04:03. Civil Dark: 17:07 - 06:32. Nautical Dark: 17:49 - 05:51. Astro Dark: 18:29 - 05:10

Total Clouds (% Sky Obscured)

43
60
80
78
37
78
88
100
100
100
100
100
100
100
100
100
100
100
99
98
99
99
100
100

Low Clouds (% Sky Obscured)

7
10
16
23
26
32
37
42
50
72
79
84
87
91
87
84
81
86
91
96
94
91
89
88

Medium Clouds (% Sky Obscured)

0
0
8
17
22
40
59
72
100
100
100
99
98
71
96
94
83
50
60
47
49
45
46
41

High Clouds (% Sky Obscured)

43
60
65
42
0
37
68
100
100
97
100
100
93
100
98
94
98
88
76
66
81
89
100
97

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
7
9
9
3
8
3
3
8
9
9
9
9
4
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
7
6
0
1
8
27
59
61
77
95
81
94
89
76
70
66
63
57
54
53
63
57

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.3
0.2
0.4
0.8
0.4
0.7
0.6
0.4
0.3
0.3
0.3
0.3
0.2
0
0.3
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
77
78
79
79
81
82
84
84
85
88
90
90
90
89
87
87
87
87
87
89
90
92
90

Pressure (mb)

1007
1007
1008
1008
1008
1009
1008
1008
1007
1007
1006
1005
1004
1004
1003
1003
1003
1003
1003
1004
1004
1004
1004
1004

Ozone (du)

310
306
300
296
292
292
292
289
285
283
281
280
279
280
279
278
280
279
278
279
277
275
272
270

Monday 3

Waxing Gibbous 96%

15:33

05:37

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
15 Bad

Sun - Rise: 07:11, Set: 16:28, Transit: 11:49. Moon - Rise: 15:33, Set: 05:37. Civil Dark: 17:06 - 06:34. Nautical Dark: 17:47 - 05:53. Astro Dark: 18:27 - 05:12

Total Clouds (% Sky Obscured)

100
100
99
99
99
99
100
100
99
100
100
92
79
71
84
88
94
96
98
100
100
100
100
100

Low Clouds (% Sky Obscured)

87
86
84
79
74
70
75
75
74
72
78
68
59
49
45
41
38
36
34
33
40
47
56
61

Medium Clouds (% Sky Obscured)

32
89
34
45
36
46
44
55
58
57
58
40
20
8
8
4
0
14
24
37
39
41
41
46

High Clouds (% Sky Obscured)

97
78
87
62
62
75
82
100
98
100
100
82
59
36
59
74
93
95
97
100
100
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

46
33
31
31
26
27
36
56
65
72
84
78
62
32
6
7
1
4
11
18
51
64
67
66

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
14
14
14
14
14
14
14
14
13
13
13
13
13
13
13
13
13
13
14
15
14
14
14

Feels Like (°C)

10
10
10
10
9
9
9
8
8
8
8
8
8
8
8
8
8
8
8
8
9
10
10
9

Dew Point (°C)

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

Relative Humidity (%)

89
89
89
89
89
87
87
86
83
80
82
80
80
82
79
77
76
74
70
68
64
67
67
68

Pressure (mb)

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

Ozone (du)

268
266
265
265
264
264
264
263
261
261
262
263
266
267
268
269
269
270
271
273
274
273
272
271

Tuesday 4

Waxing Gibbous 99%

15:51

07:15

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
15 Bad

Sun - Rise: 07:13, Set: 16:27, Transit: 11:49. Moon - Rise: 15:51, Set: 07:15. Civil Dark: 17:04 - 06:36. Nautical Dark: 17:45 - 05:54. Astro Dark: 18:26 - 05:14

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
98
98
93
82
73
64
46
33
55

Low Clouds (% Sky Obscured)

66
71
67
67
66
77
81
93
91
94
98
87
79
72
67
63
57
58
59
57
47
34
20
12

Medium Clouds (% Sky Obscured)

57
68
78
89
99
99
98
98
96
92
89
87
83
82
75
65
50
49
52
55
48
40
33
47

High Clouds (% Sky Obscured)

100
100
100
100
100
99
98
98
98
99
100
100
100
100
95
89
84
69
55
35
35
35
33
43

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

61
52
62
65
67
59
51
46
49
43
39
39
30
24
29
32
33
43
44
41
39
30
3
13

Precipitation Amount (mm)

0.3
0
0.3
0.3
0.3
0.2
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
14
13
13
13
13
13
13
13
13
13
13
13
14
15
17
16
16
16
15
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
76
80
79
79
79
77
76
75
75
75
75
73
73
73
76
80
83
86
89
92
90
92
92

Pressure (mb)

1009
1009
1009
1008
1008
1008
1007
1006
1005
1004
1004
1003
1002
1002
1001
1001
1002
1002
1003
1004
1005
1005
1006
1006

Ozone (du)

270
269
269
268
268
268
267
267
267
268
268
268
270
271
272
273
273
274
274
274
273
272
271
269

Wednesday 5

Full Moon 100%

No Rise

08:56

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

Sun - Rise: 07:15, Set: 16:25, Transit: 11:49. Moon - Rise: No Rise, Set: 08:56. Civil Dark: 17:02 - 06:38. Nautical Dark: 17:44 - 05:56. Astro Dark: 18:24 - 05:15

Total Clouds (% Sky Obscured)

73
100
71
41
17
22
32
52
71
85
100
100
100
100
100
100
100
82
63
51

Low Clouds (% Sky Obscured)

8
5
7
14
17
22
32
44
47
48
47
41
34
26
27
29
32
23
16
9

Medium Clouds (% Sky Obscured)

68
88
71
41
17
22
32
45
50
55
70
75
85
85
76
72
74
50
25
2

High Clouds (% Sky Obscured)

54
66
54
39
17
22
32
40
58
74
95
97
99
100
100
100
100
75
51
26

ISS Passover

Visibility (miles)

5
7
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

Precipitation Type

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

Precipitation Probability (%)

21
34
38
31
24
29
27
12
23
19
7
9
6
3
11
10
0
3
3
1

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
9
9
10
10
11
10
10
10
9
9
9
9
10
10
7
7
6
6
6

Dew Point (°C)

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

Relative Humidity (%)

90
90
89
89
89
89
88
88
88
87
88
87
85
84
82
82
82
81
76
69

Pressure (mb)

1007
1008
1009
1010
1010
1011
1011
1012
1012
1013
1013
1014
1014
1015
1015
1016
1016
1017
1017
1017

Ozone (du)

268
267
266
267
267
268
269
271
272
272
272
272
273
274
275
277
279
281
281
282

Forecast for Sheffield, Sheffield, United Kingdom (53.38,-1.47)

Generated: 30/10/25 16:29:20. Forecast: 30/10/25 to 05/11/25. Timezone: UTC+0.00