Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 6

Waning Gibbous 96%

16:29

08:46

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
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:11, Set: 16:30, Transit: 11:50. Moon - Rise: 16:29, Set: 08:46. Civil Dark: 17:06 - 06:35. Nautical Dark: 17:46 - 05:56. Astro Dark: 18:25 - 05:17

Total Clouds (% Sky Obscured)

41
54
63
56
96
90
89
84
87
91
100
100
99
91
97
100
78
83
83
89
77
81
88
80

Low Clouds (% Sky Obscured)

39
37
48
56
92
82
80
67
74
82
71
82
57
68
72
74
71
70
72
75
63
70
70
80

Medium Clouds (% Sky Obscured)

41
54
63
56
52
36
52
50
58
52
57
78
39
38
5
0
7
21
15
31
24
22
26
4

High Clouds (% Sky Obscured)

41
54
63
56
73
30
54
46
55
65
90
100
75
36
96
100
75
70
75
75
70
26
4
3

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
6
9
0
0
5
0
0
2
1

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
0
0
5
16
27
20
24
8
3
5
14
1
0
0
0
0
0
0
0
0
0
1
1

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)

4
2
1
3
12
13
11
10
10
8
7
6
6
6
5
4
5
4
4
4
5
5
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
90
87
90
89
92
92
87
89
93
96
98
98
96
96
95
95
95
92
93
95
95
95

Pressure (mb)

1004
1004
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1006
1006
1006
1006
1006
1006
1006
1005
1005
1005
1004
1004

Ozone (du)

275
275
274
275
277
277
276
277
279
280
279
279
280
280
281
281
282
283
283
282
283
282
284
286

Friday 7

Waning Gibbous 90%

17:12

10:18

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
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:12, Set: 16:28, Transit: 11:50. Moon - Rise: 17:12, Set: 10:18. Civil Dark: 17:04 - 06:36. Nautical Dark: 17:44 - 05:58. Astro Dark: 18:23 - 05:19

Total Clouds (% Sky Obscured)

65
83
78
76
79
73
100
100
100
100
98
99
100
100
96
88
82
97
92
80
89
100
100
99

Low Clouds (% Sky Obscured)

65
83
78
76
68
64
65
53
35
96
94
83
79
82
78
79
72
76
50
62
58
48
35
36

Medium Clouds (% Sky Obscured)

4
5
16
0
11
25
56
62
100
100
97
97
100
90
57
21
18
86
55
73
74
69
43
49

High Clouds (% Sky Obscured)

2
3
0
0
0
4
69
100
83
85
40
55
55
40
15
12
6
10
10
24
67
100
84
75

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
6
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

13
0
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
6

Precipitation Type

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

Precipitation Probability (%)

3
3
5
7
19
10
10
25
59
63
84
53
13
4
5
12
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.3
0
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
95
95
86
89
90
90
89
84
87
89
92
95
95
90
87
87
92
93
85
88
91
93
95

Pressure (mb)

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

Ozone (du)

292
298
303
308
303
293
289
284
279
276
275
274
272
270
268
265
263
262
260
259
259
258
257
256

Saturday 8

Waning Gibbous 82%

18:13

11:35

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

Sun - Rise: 07:14, Set: 16:27, Transit: 11:50. Moon - Rise: 18:13, Set: 11:35. Civil Dark: 17:03 - 06:38. Nautical Dark: 17:43 - 05:59. Astro Dark: 18:22 - 05:20

Total Clouds (% Sky Obscured)

100
100
47
45
66
47
43
37
44
19
27
19
80
74
39
79
82
83
80
80
80
85
90
93

Low Clouds (% Sky Obscured)

36
42
47
45
66
47
43
37
44
19
27
19
30
31
35
76
76
73
75
77
79
78
76
73

Medium Clouds (% Sky Obscured)

64
74
37
4
0
0
0
0
0
0
0
0
0
61
4
13
13
17
13
7
4
9
20
30

High Clouds (% Sky Obscured)

85
97
11
1
4
1
1
0
0
0
0
0
15
15
1
10
0
5
8
6
7
10
10
15

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 (%)

49
100
100
9
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
8
8
8
8
8
8
8
8
9
9
9
9
8
8
8
8
8
8
8
9
9
9
9

Relative Humidity (%)

96
95
95
88
81
76
75
72
72
76
84
88
90
91
91
93
88
88
88
90
93
95
96
96

Pressure (mb)

1011
1012
1013
1013
1014
1014
1014
1014
1014
1014
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015

Ozone (du)

256
257
257
257
257
258
258
259
261
269
274
274
273
274
271
268
266
265
265
265
264
263
263
264

Sunday 9

Waning Gibbous 72%

19:31

12:30

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
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:16, Set: 16:25, Transit: 11:51. Moon - Rise: 19:31, Set: 12:30. Civil Dark: 17:01 - 06:40. Nautical Dark: 17:42 - N/A. Astro Dark: 18:21 - 05:22

Total Clouds (% Sky Obscured)

95
97
98
96
93
91
93
92
95
88
99
80
95
100
100
100
100
100
100
100
100
100
99
99

Low Clouds (% Sky Obscured)

71
81
89
85
79
72
65
56
45
54
60
67
68
63
66
86
75
81
84
80
76
76
74
73

Medium Clouds (% Sky Obscured)

34
48
87
62
59
71
27
74
90
72
55
66
68
82
100
99
98
84
95
97
97
97
95
96

High Clouds (% Sky Obscured)

10
10
7
22
34
49
36
20
8
19
30
37
60
82
99
100
100
100
100
94
100
81
76
70

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3
1
1
2

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

Precipitation Probability (%)

1
2
2
4
6
4
6
6
5
18
30
43
56
67
76
73
63
35
68
77
87
86
76
54

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
9
9
10
10
10
10
9
10
10
10
11
11
11
11
11
10
10
11
11
11
11
11
11

Relative Humidity (%)

96
96
96
91
87
81
80
74
76
80
84
93
95
95
95
93
90
90
92
92
93
95
96
98

Pressure (mb)

1015
1015
1015
1015
1015
1015
1014
1014
1014
1013
1013
1013
1013
1013
1013
1012
1012
1012
1011
1011
1011
1010
1010
1010

Ozone (du)

264
264
266
268
268
267
268
268
269
270
266
264
263
265
264
266
267
267
268
268
269
271
271
273

Monday 10

Waning Gibbous 61%

20:56

13:06

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 OK
20 Bad
21 OK
22 OK
23 OK
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:18, Set: 16:24, Transit: 11:51. Moon - Rise: 20:56, Set: 13:06. Civil Dark: 17:00 - 06:41. Nautical Dark: 17:40 - 06:01. Astro Dark: 18:19 - 05:23

Total Clouds (% Sky Obscured)

86
73
60
70
85
95
95
95
95
100
95
95
25
36
45
29
29
33
55
78
100
91
82
74

Low Clouds (% Sky Obscured)

66
56
48
52
55
54
64
71
79
84
88
93
7
15
22
26
29
33
36
40
43
49
55
61

Medium Clouds (% Sky Obscured)

73
52
34
29
24
2
21
39
58
61
58
60
0
0
1
3
4
6
4
2
0
0
0
0

High Clouds (% Sky Obscured)

53
24
5
52
72
70
65
65
75
81
81
81
20
20
20
10
10
10
40
70
100
85
80
70

ISS Passover

Visibility (miles)

1
4
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
Very Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

39
17
2
0
0
0
27
37
42
71
95
95
0
0
0
0
0
0
0
0
0
1
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.6
0.9
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
5
4
4
6
7
8
8
7
7
8
9
11
5
5
4
4
4
4
5
5
5
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
93
95
93
87
81
75
73
75
80
87
91
95
93
95
94
94
96
96
94
96
94
94
96

Pressure (mb)

1010
1010
1011
1011
1011
1011
1011
1011
1010
1010
1010
1010
1010
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014

Ozone (du)

275
277
280
284
288
290
292
294
295
295
294
294
293
292
292
291
290
290
289
287
286
284
284
283

Tuesday 11

Waning Gibbous 58%

22:21

13:31

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
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:19, Set: 16:22, Transit: 11:51. Moon - Rise: 22:21, Set: 13:31. Civil Dark: 16:59 - 06:43. Nautical Dark: 17:39 - 06:02. Astro Dark: 18:18 - 05:25

Total Clouds (% Sky Obscured)

74
74
75
81
87
93
93
94
94
91
88
84
92
96
98
98
99
100
95
90
85
86
88
90

Low Clouds (% Sky Obscured)

65
70
75
73
70
67
67
61
54
60
65
71
62
53
49
59
65
69
64
58
53
63
74
85

Medium 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

High Clouds (% Sky Obscured)

54
38
24
42
60
80
80
80
80
65
50
42
69
81
91
95
97
100
90
76
60
56
52
57

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
0
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
93
91
90
87
86
81
84
86
87
86
83
81
84
88
95
93
95
93
93
93
93
93
93

Pressure (mb)

1014
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

282
282
282
281
280
279
278
276
274
272
271
271
271
272
272
273
272
272
272
271
271
271
271
271

Wednesday 12

Third Quarter 50%

23:41

13:48

Sun - Rise: 07:21, Set: 16:21, Transit: 11:51. Moon - Rise: 23:41, Set: 13:48. Civil Dark: 16:57 - 06:44. Nautical Dark: 17:38 - 06:04. Astro Dark: 18:17 - 05:26

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Swindon, Swindon, United Kingdom (51.56,-1.78)

Generated: 06/11/25 06:58:16. Forecast: 06/11/25 to 12/11/25. Timezone: UTC+0.00