Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 18

First Quarter 61%

15:44

23:11

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:38, Set: 18:05, Transit: 12:51. Moon - Rise: 15:44, Set: 23:11. Civil Dark: 18:38 - 07:04. Nautical Dark: 19:17 - 06:26. Astro Dark: 19:56 - 05:47

Total Clouds (% Sky Obscured)

70
76
82
84
96
96
100
89
83
50
49
47
49
50
73
82
78
65
66
55
61
97
99
100

Low Clouds (% Sky Obscured)

70
76
82
84
95
94
90
88
83
39
24
25
25
34
27
50
27
25
14
19
7
18
62
74

Medium Clouds (% Sky Obscured)

70
76
35
34
36
65
94
20
0
0
25
16
28
26
58
46
60
60
55
3
51
43
87
71

High Clouds (% Sky Obscured)

0
0
5
0
0
0
0
0
0
0
0
0
0
0
0
38
45
8
8
45
45
70
97
99

ISS Passover

Visibility (miles)

6
3
9
9
6
8
5
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
6
13
12
1
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
95
76
39
49
52
80
18
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3

Precipitation Amount (mm)

0.7
0.4
0.2
0
0
0.2
0.8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
81
81
91
91
95
93
90
90
88
87
78
67
58
53
51
50
52
58
66
73
75
77
70

Pressure (mb)

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

Ozone (du)

290
292
292
293
290
291
291
294
295
294
293
287
286
285
284
283
282
284
284
284
283
282
281
280

Monday 19

Waxing Gibbous 70%

16:01

00:25

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 OK

Sun - Rise: 07:40, Set: 18:03, Transit: 12:51. Moon - Rise: 16:01, Set: 00:25. Civil Dark: 18:36 - 07:06. Nautical Dark: 19:15 - 06:27. Astro Dark: 19:54 - 05:49

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
98
87
56
10

Low Clouds (% Sky Obscured)

74
75
91
97
98
99
99
98
98
97
97
93
95
93
92
94
94
97
99
97
91
80
33
7

Medium Clouds (% Sky Obscured)

100
100
100
100
98
98
97
99
100
98
100
98
100
49
64
43
81
83
90
52
33
25
56
10

High Clouds (% Sky Obscured)

100
95
100
100
100
91
98
100
100
100
100
80
100
100
48
43
45
40
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
6
4
3
1
0
0
4
4
3
3
3
5
9
9
9
9
7
0
4
9
9
9
9

Fog (%)

0
0
0
0
0
0
6
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

50
95
95
95
95
95
95
95
95
95
95
95
87
64
60
68
86
74
86
53
12
4
1
2

Precipitation Amount (mm)

0.2
0.7
1.5
2.2
1.4
1
1
1.1
1.4
1.6
1.4
1.5
0.4
0
0
0
0.5
0.3
0.9
0.2
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
84
91
96
98
100
100
95
96
96
96
95
96
95
93
95
93
98
96
93
93
91
90
91

Pressure (mb)

1019
1019
1018
1017
1015
1014
1013
1012
1011
1010
1010
1009
1008
1007
1006
1005
1005
1004
1004
1004
1004
1004
1004
1004

Ozone (du)

278
277
276
276
278
279
280
281
281
281
281
282
284
288
289
290
290
291
293
299
306
312
314
306

Tuesday 20

Waxing Gibbous 79%

16:15

01:40

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:41, Set: 18:00, Transit: 12:51. Moon - Rise: 16:15, Set: 01:40. Civil Dark: 18:34 - 07:08. Nautical Dark: 19:13 - 06:29. Astro Dark: 19:52 - 05:50

Total Clouds (% Sky Obscured)

45
86
99
100
100
99
55
90
100
100
97
79
82
35
27
51
35
46
48
78
97
100
100
100

Low Clouds (% Sky Obscured)

6
63
39
63
84
89
38
82
93
96
81
79
78
30
19
40
23
23
29
29
57
74
65
69

Medium Clouds (% Sky Obscured)

26
77
96
100
98
34
30
30
28
97
96
75
82
1
8
6
11
17
16
60
94
97
99
100

High Clouds (% Sky Obscured)

39
10
55
50
55
0
3
55
55
0
0
0
0
0
0
0
0
0
0
0
15
30
92
75

ISS Passover

Visibility (miles)

9
9
9
7
4
9
9
9
9
4
5
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
Light Rain
Light Rain
None
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

6
26
45
73
74
43
81
95
95
95
63
36
27
29
35
31
35
35
30
21
23
36
67
58

Precipitation Amount (mm)

0
0
0
0.5
0.5
0
0.4
0.8
1.2
0.7
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
5
8
9
10
12
12
13
11
23
20
20
20
21
21
21
22
21
19
16
14
14
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
6
5
6
6
5
5
6
7
-1
1
1
2
2
4
5
5
5
4
4
4
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

91
88
85
91
93
95
84
87
95
88
88
82
80
70
67
65
65
67
70
74
81
85
84
88

Pressure (mb)

1003
1002
1001
1000
999
997
996
995
995
997
999
1001
1002
1003
1004
1004
1005
1006
1007
1007
1008
1008
1007
1007

Ozone (du)

288
284
287
289
293
297
297
296
298
298
299
298
299
302
303
304
307
307
308
309
307
310
310
309

Wednesday 21

Waxing Gibbous 87%

16:27

02:56

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 OK
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:43, Set: 17:58, Transit: 12:51. Moon - Rise: 16:27, Set: 02:56. Civil Dark: 18:32 - 07:09. Nautical Dark: 19:11 - 06:30. Astro Dark: 19:50 - 05:52

Total Clouds (% Sky Obscured)

100
100
94
89
77
87
88
48
63
49
50
76
70
30
41
65
96
95
98
98
100
100
100
100

Low Clouds (% Sky Obscured)

60
83
84
84
62
83
84
43
62
48
50
40
30
24
25
41
16
20
61
66
42
86
70
90

Medium Clouds (% Sky Obscured)

100
100
88
78
38
75
75
3
4
4
1
0
0
0
11
22
94
35
38
93
99
92
97
98

High Clouds (% Sky Obscured)

55
45
2
3
0
11
1
0
0
0
0
49
42
3
2
2
2
55
75
95
100
100
100
100

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

69
73
70
55
74
95
54
53
28
17
24
17
3
3
5
23
9
22
26
29
49
54
95
95

Precipitation Amount (mm)

0.2
0.3
0
0
0.5
1.1
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1.3
4.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
93
90
90
88
93
93
93
91
91
90
85
77
70
64
62
65
68
72
79
84
88
92
98

Pressure (mb)

1007
1007
1006
1006
1006
1006
1006
1007
1007
1008
1009
1010
1010
1011
1011
1011
1011
1010
1010
1010
1009
1009
1008
1006

Ozone (du)

310
308
311
312
311
309
309
310
312
311
311
310
309
307
305
301
298
297
297
297
296
297
298
295

Thursday 22

Waxing Gibbous 94%

16:39

04:13

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
22 OK

Sun - Rise: 07:45, Set: 17:56, Transit: 12:51. Moon - Rise: 16:39, Set: 04:13. Civil Dark: 18:31 - 07:11. Nautical Dark: 19:09 - 06:32. Astro Dark: 19:48 - 05:53

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
98
95
93
54
46
37
47
58
72
60
49
35
37
39
38
36

Low Clouds (% Sky Obscured)

91
94
94
95
95
97
98
100
93
87
24
24
22
25
40
54
69
48
27
6
7
8
8
6

Medium Clouds (% Sky Obscured)

99
100
100
100
100
100
100
76
97
94
91
17
11
3
19
35
58
53
48
35
36
33
29
20

High Clouds (% Sky Obscured)

100
100
100
100
100
90
78
10
2
47
43
4
1
0
4
9
15
12
7
0
0
0
0
3

ISS Passover

Visibility (miles)

1
4
1
2
1
5
2
9
3
9
9
9
9
9
5
6
8
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
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
46
19
21
23
55
67
74
69
55
42
29
27
22
3
10

Precipitation Amount (mm)

2.1
2.3
4.2
4.9
3.7
2.3
0.9
0.7
0.7
0
0
0
0
0
0.3
0.4
0.4
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
14
13
16
20
24
18
25
24
24
24
25
25
22
22
22
22
22
19
16
14
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
12
12
11
12
11
12
9
9
7
5
4
5
5
6
5
5
4
4
3
2
3
4
4

Relative Humidity (%)

100
95
96
93
95
89
95
87
91
87
78
75
74
71
72
72
73
75
75
76
75
78
79
81

Pressure (mb)

1005
1003
1000
998
995
993
992
993
994
996
999
1001
1002
1004
1005
1005
1006
1007
1008
1010
1011
1012
1012
1013

Ozone (du)

294
296
295
297
299
303
306
312
314
314
319
322
325
329
327
333
338
344
347
351
354
354
353
352

Friday 23

Waxing Gibbous 94%

16:52

05:32

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

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

Total Clouds (% Sky Obscured)

39
40
59
79
97
97
98
98
86
76
62
84
94
99
99
99
98
99
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

6
5
23
41
59
53
47
40
40
40
41
37
34
34
38
47
48
39
47
51
50
45
41
47

Medium Clouds (% Sky Obscured)

12
6
31
54
78
81
87
93
74
54
35
35
35
35
39
43
47
57
70
85
90
95
100
99

High Clouds (% Sky Obscured)

7
10
15
15
20
30
35
50
55
63
62
80
93
99
98
98
98
98
98
98
99
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

13
7
35
45
47
41
33
17
21
19
10
17
22
31
46
56
65
88
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.5
0.9
1.4
0.8
0.9
1.1
0.9

Wind Speed/Direction (mph)

12
11
10
11
12
14
15
15
15
15
15
15
15
16
17
16
15
15
15
13
13
14
14
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
3
3
4
4
5
7
7
9

Relative Humidity (%)

82
84
85
84
84
82
81
79
78
77
74
73
69
66
62
62
60
60
65
69
74
76
75
75

Pressure (mb)

1013
1013
1014
1014
1013
1013
1014
1014
1014
1014
1015
1015
1014
1014
1014
1013
1013
1012
1011
1011
1010
1010
1009
1009

Ozone (du)

353
353
353
354
354
354
356
357
358
355
351
347
342
336
330
326
322
318
315
312
309
305
302
298

Saturday 24

Waxing Gibbous 98%

16:08

05:55

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
16 Bad
17 Bad

Sun - Rise: 06:48, Set: 16:52, Transit: 11:50. Moon - Rise: 16:08, Set: 05:55. Civil Dark: 17:27 - 06:14. Nautical Dark: 18:06 - 05:35. Astro Dark: 18:44 - 04:57

Total Clouds (% Sky Obscured)

100
100
100
100
99
98
97
95
93
88
80
73
61
58
59
56
71
85
100

Low Clouds (% Sky Obscured)

51
55
73
80
81
83
86
86
87
85
80
73
61
58
59
56
71
73
77

Medium Clouds (% Sky Obscured)

99
98
86
82
59
36
13
29
45
64
72
73
61
58
59
56
66
58
52

High Clouds (% Sky Obscured)

100
100
92
86
86
84
83
72
61
55
60
65
40
22
12
6
31
58
85

ISS Passover

Visibility (miles)

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

Precipitation Type

Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
91
76
53
19
16
12
10
19
21
17
15
11
3
8
7
2

Precipitation Amount (mm)

1.1
1
1
0.5
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
14
14
14
15
15
14
14
14
14
14
15
15
16
15
15
15
14
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
80
83
83
83
86
87
90
90
87
87
87
87
86
87
89
90
90
93

Pressure (mb)

1008
1007
1006
1006
1006
1007
1007
1008
1008
1009
1009
1010
1010
1011
1011
1011
1012
1012
1012

Ozone (du)

295
292
286
282
278
278
277
277
278
278
279
276
272
269
267
266
265
264
264

Forecast for Marlborough, Wiltshire, United Kingdom (51.42,-1.73)

Generated: 18/10/26 23:31:10. Forecast: 18/10/26 to 25/10/26. Timezone: UTC+1.00