Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 17

Waxing Crescent 41%

14:54

22:00

07 Good
08 Good
09 Good
10 Good
11 OK
12 OK
13 OK
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: 07:35, Set: 18:09, Transit: 12:52. Moon - Rise: 14:54, Set: 22:00. Civil Dark: 18:42 - 07:01. Nautical Dark: 19:21 - 06:24. Astro Dark: 20:00 - 05:45

Total Clouds (% Sky Obscured)

5
8
9
12
15
19
34
57
86
96
98
89
90
81
60
56
83
99
92
97
92
74
76
89

Low Clouds (% Sky Obscured)

5
8
9
12
10
12
22
55
78
80
76
3
13
3
8
7
9
3
3
3
44
68
72
86

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
17
30
18
8
0
3
3
7
17
72
74
47
14
4

High Clouds (% Sky Obscured)

0
0
0
0
0
0
2
2
27
81
94
78
76
74
54
50
74
99
82
38
27
1
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

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
4
4
6
7
8
8
7
7
6
6
5
4
4
3
3
3
2
2
1
1
2
1

Dew Point (°C)

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

Relative Humidity (%)

93
93
83
74
65
61
58
57
58
57
56
60
67
69
71
76
78
83
82
83
83
79
76
71

Pressure (mb)

1034
1034
1035
1035
1035
1035
1035
1034
1034
1034
1034
1034
1034
1035
1035
1035
1034
1034
1034
1033
1033
1033
1033
1033

Ozone (du)

304
303
303
300
298
299
297
295
292
286
282
281
282
284
283
283
283
282
282
282
281
281
282
281

Sunday 18

First Quarter 51%

15:23

23:11

07 Bad
08 Bad
09 OK
10 OK
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

Sun - Rise: 07:37, Set: 18:07, Transit: 12:52. Moon - Rise: 15:23, Set: 23:11. Civil Dark: 18:40 - 07:03. Nautical Dark: 19:19 - 06:26. Astro Dark: 19:58 - 05:47

Total Clouds (% Sky Obscured)

83
71
32
40
66
82
77
98
86
83
79
71
71
66
65
68
98
94
91
98
99
97
95
94

Low Clouds (% Sky Obscured)

83
71
29
30
64
21
51
78
78
74
71
33
60
37
39
68
80
69
84
92
99
93
94
93

Medium Clouds (% Sky Obscured)

5
0
0
11
2
76
43
96
83
83
79
71
71
29
65
62
97
49
52
35
66
93
87
83

High 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

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
1
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
1
3
7
6
7
2
7
58
47
36
54
54
40
39
41
37

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0
0
0.2
0.3
0
0
0
0

Wind Speed/Direction (mph)

9
9
10
12
14
16
15
15
14
12
11
11
9
9
9
9
9
9
10
9
10
9
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
1
1
3
4
5
6
7
6
7
7
6
5
4
4
3
3
3
3
4
5
4
4
4

Dew Point (°C)

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

Relative Humidity (%)

67
66
64
59
56
57
53
51
53
54
54
61
67
69
70
71
82
81
84
87
90
90
91
94

Pressure (mb)

1032
1032
1032
1032
1032
1031
1031
1030
1029
1029
1029
1029
1029
1029
1029
1029
1028
1028
1027
1026
1026
1025
1025
1025

Ozone (du)

281
282
282
281
282
283
282
282
282
283
283
283
284
287
288
290
292
295
295
297
299
301
298
296

Monday 19

Waxing Gibbous 61%

15:45

00:25

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

Sun - Rise: 07:38, Set: 18:05, Transit: 12:51. Moon - Rise: 15:45, Set: 00:25. Civil Dark: 18:38 - 07:05. Nautical Dark: 19:17 - 06:27. Astro Dark: 19:56 - 05:49

Total Clouds (% Sky Obscured)

76
52
58
53
55
65
52
51
46
39
15
5
44
45
100
95
90
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

66
36
37
36
40
42
31
34
35
30
10
0
12
45
50
50
50
45
45
40
40
53
69
81

Medium Clouds (% Sky Obscured)

18
5
15
25
26
25
14
8
12
7
4
5
44
45
65
95
89
100
100
100
100
98
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
44
40
100
77
74
100
95
100
98
100
100
98

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

12
5
7
1
3
9
4
1
0
0
0
0
0
1
20
48
60
72
62
69
64
72
74
44

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.3
0.4
0.2
0.3
0.4
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
6
6
5
4
4
3
3
3
3
4
5
4
4
4
5
6
6
7
7
7
7
7
6

Relative Humidity (%)

93
91
85
78
72
65
57
53
54
54
60
70
74
75
74
81
90
94
98
98
98
98
96
94

Pressure (mb)

1025
1025
1025
1025
1025
1025
1024
1024
1023
1022
1022
1022
1022
1022
1022
1021
1020
1020
1019
1018
1017
1016
1015
1014

Ozone (du)

295
297
297
291
287
285
283
282
281
281
282
280
278
278
278
277
277
275
272
272
273
274
275
275

Tuesday 20

Waxing Gibbous 70%

16:02

01:40

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 Good
04 OK
05 OK
06 Bad

Sun - Rise: 07:40, Set: 18:02, Transit: 12:51. Moon - Rise: 16:02, Set: 01:40. Civil Dark: 18:36 - 07:06. Nautical Dark: 19:15 - 06:29. Astro Dark: 19:54 - 05:50

Total Clouds (% Sky Obscured)

100
99
99
99
100
100
99
99
98
92
87
82
79
76
73
65
60
55
52
54
3
13
17
85

Low Clouds (% Sky Obscured)

89
94
97
95
93
92
88
86
82
71
61
46
35
60
65
65
60
55
52
10
2
6
12
15

Medium Clouds (% Sky Obscured)

98
98
98
98
57
63
85
96
73
83
87
82
37
76
73
65
60
55
52
1
0
7
11
16

High Clouds (% Sky Obscured)

84
65
62
67
71
72
59
63
9
52
50
40
40
40
40
40
45
45
50
50
1
0
0
60

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
3
4
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
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 (%)

41
41
36
72
64
45
39
36
18
16
9
3
4
12
4
17
11
5
1
0
0
0
1
2

Precipitation Amount (mm)

0
0
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1013
1013
1012
1012
1011
1010
1010
1009
1008
1008
1007
1007
1007
1007
1007
1007
1007
1006
1006
1006
1006
1005
1005
1005

Ozone (du)

275
275
277
277
278
279
279
278
278
278
278
279
281
283
284
286
288
290
292
295
298
301
304
284

Wednesday 21

Waxing Gibbous 79%

16:15

02:56

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
06 Bad

Sun - Rise: 07:42, Set: 18:00, Transit: 12:51. Moon - Rise: 16:15, Set: 02:56. Civil Dark: 18:34 - 07:08. Nautical Dark: 19:13 - 06:31. Astro Dark: 19:52 - 05:52

Total Clouds (% Sky Obscured)

73
31
35
40
47
93
88
98
98
98
98
99
50
50
55
67
83
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

23
31
35
39
38
68
69
96
98
91
83
76
50
50
55
67
82
83
90
89
92
76
60
45

Medium Clouds (% Sky Obscured)

22
29
35
35
38
73
58
40
67
97
98
98
50
50
55
67
83
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

53
13
16
10
7
44
6
45
40
40
35
40
50
50
50
62
69
79
86
93
100
93
88
84

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
2
1
2
2
2
2
2
2
2
5
7
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
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

12
24
37
46
55
64
71
79
95
95
95
95
95
95
95
95
95
95
95
95
95
77
50
33

Precipitation Amount (mm)

0
0
0
0
0.2
0.3
0.4
0.3
0.6
1.3
3.7
3.8
2.3
2.2
2.4
2.2
2
1.9
1.6
1.4
0.8
0.3
0
0

Wind Speed/Direction (mph)

4
4
4
5
6
9
9
9
10
11
10
9
7
8
12
17
17
18
18
17
17
17
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
4
6
7
8
8
8
8
8
8
7
8
8
9
8
7
8
8
8
2
1
1
1
2

Dew Point (°C)

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

Relative Humidity (%)

89
88
84
75
70
68
65
61
65
73
84
93
96
96
95
94
94
93
93
90
87
82
84
87

Pressure (mb)

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

Ozone (du)

283
286
288
287
287
289
291
291
293
293
292
291
292
292
293
294
296
298
300
302
303
305
307
309

Thursday 22

Waxing Gibbous 87%

16:28

04:13

07 Bad
08 Bad
09 OK
10 OK
11 OK
12 OK
13 OK
14 OK
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: 07:44, Set: 17:58, Transit: 12:51. Moon - Rise: 16:28, Set: 04:13. Civil Dark: 18:33 - 07:10. Nautical Dark: 19:11 - 06:32. Astro Dark: 19:50 - 05:54

Total Clouds (% Sky Obscured)

78
54
31
29
28
25
29
36
43
60
78
96
98
99
100
100
100
100
99
99
98
99
99
99

Low Clouds (% Sky Obscured)

33
23
15
15
12
12
18
24
30
35
40
41
47
52
54
66
79
91
88
86
82
84
87
87

Medium Clouds (% Sky Obscured)

71
42
13
9
4
0
7
14
23
30
37
40
47
59
68
80
90
99
98
97
96
97
98
99

High Clouds (% Sky Obscured)

57
29
1
0
0
0
5
10
16
34
55
76
86
94
100
100
100
100
85
71
56
59
62
60

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
4
2
4
7

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

29
23
2
5
5
0
4
8
13
11
7
1
3
6
3
11
15
18
57
89
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.6
1.1
1.2
1.2
1.5

Wind Speed/Direction (mph)

12
12
11
10
10
11
11
11
10
10
9
8
8
9
10
11
13
15
18
19
20
21
20
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
2
3
4
4
4
4
11
10
10
11
10
11
7
7
7
7
7
7
9
8
8
7
7

Dew Point (°C)

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

Relative Humidity (%)

87
85
82
81
76
71
66
66
67
67
73
78
85
87
88
90
88
87
86
89
92
93
93
92

Pressure (mb)

1011
1011
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1014
1013
1013
1012
1011
1011
1010
1008
1007
1006
1005
1004

Ozone (du)

310
310
310
310
308
307
305
302
299
296
293
290
287
285
283
280
279
277
276
272
269
265
264
263

Friday 23

Waxing Gibbous 94%

16:40

05:32

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

Sun - Rise: 07:45, Set: 17:56, Transit: 12:51. Moon - Rise: 16:40, Set: 05:32. Civil Dark: 18:31 - 07:11. Nautical Dark: 19:10 - 06:34. Astro Dark: 19:48 - 05:55

Total Clouds (% Sky Obscured)

93
86
80
72
67
61
74
87
100
87
73
63
65
68
72
80
86
92

Low Clouds (% Sky Obscured)

87
86
80
72
67
61
74
77
77
69
62
56
61
68
72
78
81
84

Medium Clouds (% Sky Obscured)

91
83
75
72
67
61
74
87
100
87
73
63
58
43
31
39
46
54

High Clouds (% Sky Obscured)

60
60
60
58
56
36
25
23
22
19
23
28
44
56
60
75
80
80

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

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

Precipitation Probability (%)

95
95
94
89
72
60
56
53
51
47
41
34
35
43
43
83
95
95

Precipitation Amount (mm)

1.1
0.7
0.5
0.5
0.4
0.2
0
0
0
0
0
0
0
0
0
0.5
0.8
1

Wind Speed/Direction (mph)

21
19
18
17
16
17
17
18
18
19
19
19
18
18
17
17
17
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
90
90
92
93
95
92
90
90
90
90
92
90
90
88
91
93

Pressure (mb)

1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1004
1004
1004
1004
1004
1004
1004

Ozone (du)

261
260
259
258
258
258
259
259
260
260
261
261
262
263
264
265
268
272

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

Generated: 17/10/26 07:44:47. Forecast: 17/10/26 to 24/10/26. Timezone: UTC+1.00