Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 24

Waxing Gibbous 98%

16:52

05:32

00 Good
01 Good
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: 07:47, Set: 17:54, Transit: 12:51. Moon - Rise: 16:52, Set: 05:32. Civil Dark: 18:29 - 07:13. Nautical Dark: 19:08 - 06:34. Astro Dark: 19:46 - 05:55

Total Clouds (% Sky Obscured)

1
1
52
63
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

1
1
2
2
0
0
24
48
68
94
95
85
86
91
93
93
91
91
93
90
89
90
83
69

Medium Clouds (% Sky Obscured)

0
0
0
4
56
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
86

High Clouds (% Sky Obscured)

0
1
52
63
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
0
0
0
0
6
42
69
56
54
70
76
95
95
95
95
95
95
95
88
52
24

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.5
0
0
0.3
0.4
0.8
1.8
2.3
1.9
2.1
1.8
1.4
0.4
0
0

Wind Speed/Direction (mph)

11
11
10
9
10
9
8
8
8
9
10
13
15
17
19
21
24
23
22
21
23
25
24
25

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
1
0
1
2
2
3
4
4
5
5
4
5
4
5
4
6
8
9
10
9
7
4

Dew Point (°C)

3
3
3
2
3
3
4
5
5
6
7
7
8
9
9
10
11
12
13
14
14
13
11
9

Relative Humidity (%)

75
78
78
78
80
82
86
88
90
90
91
87
87
90
90
93
92
93
93
93
93
92
89
87

Pressure (mb)

1013
1013
1013
1013
1013
1014
1013
1013
1012
1012
1011
1010
1008
1006
1003
1000
997
995
993
992
992
991
992
993

Ozone (du)

335
328
322
315
312
310
309
306
306
304
302
299
298
297
293
291
289
289
288
288
288
288
289
289

Sunday 25

Waxing Gibbous 99%

16:07

05:56

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

Sun - Rise: 06:49, Set: 16:52, Transit: 11:51. Moon - Rise: 16:07, Set: 05:56. Civil Dark: 17:27 - 06:15. Nautical Dark: 18:06 - 05:35. Astro Dark: 18:44 - 04:57

Total Clouds (% Sky Obscured)

100
59
53
38
51
37
29
8
40
45
51
34
37
40
21
4
2
2
1
76
75
100
100
99

Low Clouds (% Sky Obscured)

53
40
39
34
44
34
27
8
40
45
42
28
29
30
17
4
2
2
1
2
19
24
41
48

Medium Clouds (% Sky Obscured)

80
59
53
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
3
5
4

High Clouds (% Sky Obscured)

100
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
40
46
100
100
98

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 (%)

6
0
0
0
0
1
0
0
0
0
1
14
0
1
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)

23
22
22
21
22
21
22
21
21
21
22
23
23
22
21
19
17
14
13
13
12
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
5
5
5
4
4
4
3
3
3
4
4
4
4
4
4
3
3
3
3
3
3
3
4

Relative Humidity (%)

83
74
76
73
70
70
69
68
68
64
62
62
63
60
60
61
61
65
68
69
70
77
77
77

Pressure (mb)

994
994
994
995
996
997
998
999
1001
1002
1003
1005
1006
1007
1008
1009
1010
1011
1012
1013
1013
1014
1014
1013

Ozone (du)

290
291
291
292
293
295
295
300
302
303
303
303
300
293
288
286
283
278
278
277
274
271
270
269

Monday 26

Full Moon 100%

16:27

07:23

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: 06:51, Set: 16:50, Transit: 11:51. Moon - Rise: 16:27, Set: 07:23. Civil Dark: 17:25 - 06:16. Nautical Dark: 18:04 - 05:37. Astro Dark: 18:43 - 04:58

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
92
97
79
80
86
77
83
86
88
88
89
90

Low Clouds (% Sky Obscured)

20
4
4
41
28
69
92
89
88
89
95
100
92
84
79
80
86
77
80
83
86
87
88
89

Medium Clouds (% Sky Obscured)

84
70
94
96
100
100
100
100
100
100
100
95
80
20
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
97
100
98
100
100
100
60
91
43
26
0
0
0
3
0
0
4
4

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
9
9
5
6
1
2
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
1
6
42
52
90
95
95
95
95
66
35
6
5
3
6
5
10
21
33
15
5

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.5
0.7
0.7
1.1
0.7
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
11
10
10
9
9
8
11
14
16
17
17
19
20
19
19
19
19
19
18
18
18
19
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
3
3
3
4
4
5
5
5
5
7
8
8
10
13
12
12
11
10
11
11
12
11
11

Dew Point (°C)

4
4
4
3
3
4
5
6
8
9
10
12
13
15
16
16
15
14
13
13
14
14
14
14

Relative Humidity (%)

81
79
79
74
73
73
77
81
90
91
93
93
95
96
96
96
93
89
86
86
89
92
90
90

Pressure (mb)

1013
1013
1013
1012
1012
1012
1011
1010
1010
1008
1007
1006
1005
1004
1004
1004
1005
1005
1005
1005
1005
1005
1005
1004

Ozone (du)

268
268
268
269
271
273
274
272
271
268
266
264
263
263
264
265
264
263
262
261
260
260
259
259

Tuesday 27

Waning Gibbous 99%

16:53

08:54

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: 06:52, Set: 16:48, Transit: 11:50. Moon - Rise: 16:53, Set: 08:54. Civil Dark: 17:23 - 06:18. Nautical Dark: 18:02 - 05:39. Astro Dark: 18:41 - 05:00

Total Clouds (% Sky Obscured)

93
97
100
100
100
100
100
100
100
94
87
81
70
49
52
51
48
47
53
57
54
59
47
49

Low Clouds (% Sky Obscured)

92
96
100
89
66
73
74
77
83
83
86
81
57
34
33
33
32
32
34
39
42
41
36
33

Medium Clouds (% Sky Obscured)

6
17
25
31
32
30
26
22
81
82
79
70
3
0
0
0
0
0
0
0
0
4
8
10

High Clouds (% Sky Obscured)

4
24
64
83
92
100
100
100
100
90
57
48
23
0
0
0
0
0
0
0
0
7
12
17

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
3
2
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
Very Light Rain
None
Very Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

29
42
46
39
57
74
71
87
95
95
85
29
30
25
21
18
17
0
0
4
0
0
0
0

Precipitation Amount (mm)

0
0
0.2
0
0.3
0.4
0.3
0.5
1.4
0.8
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

21
21
22
22
22
21
20
21
20
20
17
17
18
19
19
19
17
17
14
12
11
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
87
87
87
86
87
84
86
86
90
86
86
86
76
73
72
73
74
76
80
84
82
82
85

Pressure (mb)

1004
1003
1003
1002
1002
1002
1001
1002
1002
1002
1004
1005
1006
1007
1008
1009
1010
1012
1014
1015
1016
1017
1018
1019

Ozone (du)

261
263
264
265
265
266
266
267
268
267
269
272
282
287
293
298
302
302
304
306
309
308
304
301

Wednesday 28

Waning Gibbous 95%

17:32

10:22

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

Sun - Rise: 06:54, Set: 16:46, Transit: 11:50. Moon - Rise: 17:32, Set: 10:22. Civil Dark: 17:21 - 06:20. Nautical Dark: 18:00 - 05:40. Astro Dark: 18:39 - 05:02

Total Clouds (% Sky Obscured)

57
65
64
60
81
43
63
64
69
70
69
70
68
68
66
65
61
57
48
40
32
33
34
32

Low Clouds (% Sky Obscured)

34
36
29
30
54
33
30
26
24
27
28
29
36
41
47
39
31
24
17
10
4
17
29
32

Medium Clouds (% Sky Obscured)

11
11
13
15
14
10
14
23
27
27
28
31
28
22
15
12
8
4
3
2
2
3
5
9

High Clouds (% Sky Obscured)

22
17
29
24
18
6
29
26
32
38
47
47
31
20
9
17
26
36
35
39
32
33
34
32

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
1
3
0
0
0
0
0
0
0
3
5
0
3
4
0
4
4
0
1
5
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)

11
10
10
9
10
10
11
11
11
12
13
14
14
13
12
11
9
7
5
5
5
5
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
87
90
91
91
87
85
85
84
78
75
71
70
71
74
74
79
84
90
91
91
93
93
91

Pressure (mb)

1020
1020
1021
1022
1022
1023
1023
1024
1024
1025
1025
1025
1026
1026
1026
1026
1026
1027
1027
1027
1028
1028
1028
1028

Ozone (du)

296
295
294
293
291
288
285
284
282
279
276
274
273
272
272
272
271
270
270
269
269
269
268
268

Thursday 29

Waning Gibbous 88%

18:28

11:40

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: 06:56, Set: 16:45, Transit: 11:50. Moon - Rise: 18:28, Set: 11:40. Civil Dark: 17:19 - 06:21. Nautical Dark: 17:59 - 05:42. Astro Dark: 18:37 - 05:03

Total Clouds (% Sky Obscured)

44
61
77
78
80
81
84
87
90
79
69
58
72
86
100
100
100
99
98
97
98
99
100
100

Low Clouds (% Sky Obscured)

44
61
77
69
59
65
65
75
81
79
68
54
48
43
40
25
11
0
16
31
45
49
55
60

Medium Clouds (% Sky Obscured)

9
8
8
9
6
1
1
1
1
1
0
0
7
13
19
22
25
28
46
67
87
76
65
51

High Clouds (% Sky Obscured)

44
43
31
25
13
0
14
31
37
59
67
58
67
82
100
96
94
93
92
92
94
99
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

3
7
10
9
7
0
1
4
1
3
4
0
3
4
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)

4
4
4
4
4
4
4
5
5
6
7
9
11
11
11
11
11
11
11
11
11
11
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
7
7
7
7
7
7
7
8
8
8
8
8
8
8
8
8
8
8
7
7
7
8
9

Relative Humidity (%)

91
91
88
88
88
90
91
87
85
83
77
73
70
71
72
75
79
80
84
81
81
80
84
87

Pressure (mb)

1028
1028
1027
1027
1027
1027
1026
1026
1026
1026
1026
1025
1025
1024
1024
1023
1023
1023
1022
1022
1022
1021
1021
1021

Ozone (du)

268
268
268
268
267
267
266
267
267
267
267
267
266
266
267
267
266
266
266
265
264
263
262
262

Friday 30

Waning Gibbous 79%

19:42

12:40

Sun - Rise: 06:58, Set: 16:43, Transit: 11:50. Moon - Rise: 19:42, Set: 12:40. Civil Dark: 17:18 - 06:23. Nautical Dark: 17:57 - 05:43. Astro Dark: 18:36 - 05:05

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: 24/10/26 00:25:43. Forecast: 24/10/26 to 30/10/26. Timezone: UTC+1.00