Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 23

Waxing Gibbous 94%

16:40

05:32

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 OK
23 Good
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 07:47, Set: 17:56, Transit: 12:51. Moon - Rise: 16:40, Set: 05:32. Civil Dark: 18:31 - 07:13. Nautical Dark: 19:10 - 06:34. Astro Dark: 19:48 - 05:55

Total Clouds (% Sky Obscured)

100
99
96
93
98
100
100
100
100
98
88
79
51
56
21
4
68
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
89
93
93
95
100
96
96
93
90
86
79
24
22
13
3
2
3
3
3
0
6
16
35

Medium Clouds (% Sky Obscured)

45
45
66
43
42
90
96
83
93
89
70
44
33
53
3
3
0
0
0
40
82
100
100
99

High Clouds (% Sky Obscured)

100
96
53
0
2
39
49
55
55
33
0
13
3
26
0
0
62
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
8
1
9
3
9
5
9
7
6
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
Light Rain
None
Light Rain
Light Rain
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

Precipitation Probability (%)

95
95
73
92
95
85
90
78
67
51
32
9
1
0
0
0
0
0
0
0
0
0
1
32

Precipitation Amount (mm)

0
1.5
0
0.6
0.6
0.5
0.6
0.5
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
14
13
14
15
26
24
25
25
25
25
24
22
20
18
17
15
14
12
11
10
9
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
7
7
7
1
-1
-1
-1
-1
-2
-1
-1
-1
-1
1
1
0
1
1
1
2
3
3

Dew Point (°C)

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

Relative Humidity (%)

95
96
96
96
91
87
90
87
87
87
84
81
73
71
70
71
74
75
76
79
81
81
84
87

Pressure (mb)

987
989
990
992
993
995
998
999
1001
1003
1005
1007
1008
1010
1011
1012
1013
1013
1013
1014
1014
1014
1014
1013

Ozone (du)

308
307
310
313
311
313
316
317
315
316
317
322
324
329
334
331
329
327
320
315
314
310
309
306

Saturday 24

Waxing Gibbous 98%

16:52

05:56

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 OK
03 Bad
04 OK
05 OK
06 OK
07 Bad

Sun - Rise: 06:49, Set: 17:54, Transit: 12:51. Moon - Rise: 16:52, Set: 05:56. Civil Dark: 18:29 - 06:15. Nautical Dark: 19:08 - 05:35. Astro Dark: 19:46 - 04:57

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
83
35
41
37
28
21
64

Low Clouds (% Sky Obscured)

89
76
80
93
97
96
96
96
95
94
93
96
98
100
81
81
79
51
24
23
27
20
15
64

Medium Clouds (% Sky Obscured)

100
100
100
100
100
99
100
99
100
100
100
100
95
98
100
85
63
65
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
42
0
2
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
5
8
5
4
3
2
5
9
4
2
4
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

49
52
48
57
93
95
95
95
95
95
95
95
95
95
95
95
34
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0.6
0.6
1.1
1.7
2.3
2.4
1.9
1.1
0.8
1.7
1.5
0.5
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
10
13
14
16
18
20
24
25
22
22
23
23
24
25
23
22
21
21
21
22
22
21
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
85
82
84
85
91
90
92
92
93
95
93
92
92
93
88
88
80
77
76
72
72
68
67

Pressure (mb)

1013
1012
1011
1009
1008
1005
1002
999
997
995
993
992
992
991
992
993
993
994
994
995
996
997
998
1000

Ozone (du)

304
301
298
295
293
291
289
287
284
284
283
286
286
286
284
284
285
285
287
288
292
292
293
296

Sunday 25

Waxing Gibbous 100%

16:07

No Set

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

Sun - Rise: 06:51, Set: 16:52, Transit: 11:51. Moon - Rise: 16:07, Set: No Set. Civil Dark: 17:27 - 06:16. Nautical Dark: 18:06 - 05:37. Astro Dark: 18:44 - 04:58

Total Clouds (% Sky Obscured)

68
25
28
38
27
3
18
12
12
10
18
22
77
100
100
98
99
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

68
19
23
24
18
3
15
11
10
5
2
2
20
59
61
44
23
21
3
8
12
45
47
83

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
7
26
30
29
19
77
85
93
100
100
99

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
5
15
22
76
100
100
91
94
97
100
99
98
97
98
99

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
Very Light Rain

Precipitation Probability (%)

1
1
14
5
1
2
1
0
0
0
0
0
0
0
10
2
0
2
3
3
6
15
29
64

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
0.3

Wind Speed/Direction (mph)

21
22
23
23
23
22
21
19
17
14
12
11
10
10
10
10
10
10
9
9
8
7
7
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
3
5
5
5
5
6
5
5
4
4
4
4
4
4
4
4
3
4
4
4
5
5
6

Dew Point (°C)

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

Relative Humidity (%)

68
68
67
66
64
63
65
63
65
64
71
69
69
71
71
74
81
81
82
79
75
78
81
82

Pressure (mb)

1001
1002
1004
1005
1007
1007
1008
1010
1011
1012
1012
1013
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1012
1012

Ozone (du)

296
298
300
299
297
295
292
290
288
284
281
281
281
277
274
273
272
270
269
268
269
267
267
270

Monday 26

Full Moon 99%

16:27

No Set

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
06 Bad
07 Bad

Sun - Rise: 06:52, Set: 16:50, Transit: 11:51. Moon - Rise: 16:27, Set: No Set. Civil Dark: 17:25 - 06:18. Nautical Dark: 18:04 - 05:39. Astro Dark: 18:43 - 05:00

Total Clouds (% Sky Obscured)

100
100
100
100
98
95
91
88
87
85
87
88
90
90
72
91
94
97
100
91
100
100
100
100

Low Clouds (% Sky Obscured)

92
94
95
97
92
88
83
84
84
85
87
88
90
90
66
91
94
96
97
79
86
82
82
82

Medium Clouds (% Sky Obscured)

99
99
99
99
91
83
75
70
3
6
0
0
0
0
0
0
10
20
30
30
35
35
42
100

High Clouds (% Sky Obscured)

100
100
100
100
93
87
78
70
59
40
2
10
0
2
3
5
3
1
3
15
8
65
79
69

ISS Passover

Visibility (miles)

5
9
7
4
3
4
3
2
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
1

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
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Moderate Rain
Moderate Rain

Precipitation Probability (%)

83
86
95
95
95
95
95
95
18
32
24
31
23
23
12
22
27
31
28
55
83
95
95
95

Precipitation Amount (mm)

0.5
0.4
0.7
1.1
1.4
1.2
2
1.7
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.9
2.7
4.8

Wind Speed/Direction (mph)

12
15
16
17
18
19
22
24
23
23
22
22
21
22
22
24
25
25
24
25
24
23
22
20

Chance of Frost

Temperature (°C)

10
10
11
12
12
13
14
15
16
15
15
15
15
15
15
15
15
15
15
16
15
15
14
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
91
93
93
93
93
96
95
92
87
90
89
87
87
87
86
85
85
86
85
86
90
90
93

Pressure (mb)

1011
1010
1009
1008
1006
1005
1004
1003
1003
1004
1004
1004
1004
1003
1003
1002
1002
1001
1001
1000
1000
1000
1000
1000

Ozone (du)

271
272
272
271
269
267
266
264
264
263
265
265
265
265
265
264
264
265
267
267
267
269
269
269

Tuesday 27

Waning Gibbous 95%

16:53

08:54

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

Sun - Rise: 06:54, Set: 16:48, Transit: 11:50. Moon - Rise: 16:53, Set: 08:54. Civil Dark: 17:23 - 06:20. Nautical Dark: 18:02 - 05:40. Astro Dark: 18:41 - 05:02

Total Clouds (% Sky Obscured)

100
96
91
87
85
82
47
49
43
38
25
25
24
37
48
62
61
61
56
60
64
69
68
64

Low Clouds (% Sky Obscured)

82
82
81
81
82
82
32
30
28
26
18
14
14
23
30
38
30
24
17
19
22
26
21
17

Medium Clouds (% Sky Obscured)

100
94
88
81
76
70
3
7
0
0
0
0
0
0
0
1
1
2
3
5
8
11
15
20

High Clouds (% Sky Obscured)

71
34
76
60
2
0
0
0
0
0
0
0
0
9
17
23
29
36
47
47
41
30
24
21

ISS Passover

Visibility (miles)

1
3
3
4
8
5
8
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
Moderate Rain
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 (%)

95
95
95
68
66
64
45
34
10
0
2
4
3
3
8
9
13
11
0
5
5
2
4
4

Precipitation Amount (mm)

1.9
2.5
2.3
0.2
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
14
15
17
18
20
21
20
19
17
15
13
12
11
11
12
13
13
13
13
13
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
93
93
90
90
84
81
80
81
81
78
81
84
85
84
84
84
82
82
81
82
85
87
85

Pressure (mb)

1001
1002
1003
1003
1004
1005
1006
1007
1009
1010
1012
1014
1015
1016
1017
1018
1019
1019
1020
1020
1021
1021
1022
1022

Ozone (du)

269
272
279
283
294
304
307
310
314
313
311
311
311
311
311
310
310
306
302
298
296
293
291
287

Wednesday 28

Waning Gibbous 88%

17:32

10:22

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
06 Bad
07 Bad

Sun - Rise: 06:56, Set: 16:46, Transit: 11:50. Moon - Rise: 17:32, Set: 10:22. Civil Dark: 17:21 - 06:21. Nautical Dark: 18:00 - 05:42. Astro Dark: 18:39 - 05:03

Total Clouds (% Sky Obscured)

61
57
55
51
52
56
59
72
82
92
95
97
100
100
100
100
93
86
79
82
85
88
93
96

Low Clouds (% Sky Obscured)

15
17
17
19
27
36
44
61
75
89
91
93
95
70
46
21
18
15
15
16
17
20
23
27

Medium Clouds (% Sky Obscured)

27
22
18
16
11
7
1
5
8
9
4
4
1
15
31
50
47
44
42
51
63
73
67
61

High Clouds (% Sky Obscured)

19
19
20
21
26
32
37
37
31
25
51
76
100
100
100
100
85
71
56
62
68
72
81
90

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
2
1
2
3
3
7
6
2
6
4
0
1
1
0
0
0
0
0
0
0
1
2

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
15
15
14
14
13
11
9
7
7
7
6
6
5
5
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
81
79
78
76
78
76
79
83
84
86
86
86
87
90
91
93
93
95
95
95
95
93

Pressure (mb)

1023
1023
1024
1024
1024
1025
1025
1025
1025
1026
1026
1027
1027
1027
1027
1027
1028
1027
1027
1027
1027
1027
1027
1027

Ozone (du)

284
281
279
278
276
274
272
271
271
271
271
271
270
270
271
271
272
271
271
271
272
272
273
273

Thursday 29

Waning Gibbous 79%

18:28

11:40

Sun - Rise: 06:58, Set: 16:45, Transit: 11:50. Moon - Rise: 18:28, Set: 11:40. Civil Dark: 17:19 - 06:23. Nautical Dark: 17:59 - 05:43. Astro Dark: 18:37 - 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: 23/10/26 08:55:49. Forecast: 23/10/26 to 29/10/26. Timezone: UTC+1.00