Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 9

Waning Gibbous 72%

19:32

13:05

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 07:17, Set: 16:24, Transit: 11:50. Moon - Rise: 19:32, Set: 13:05. Civil Dark: 17:01 - 06:41. Nautical Dark: 17:42 - 06:01. Astro Dark: 18:21 - 05:21

Total Clouds (% Sky Obscured)

92
94
95
96
100
100
100
100
99
87
93
95
63
73
52
46
98
100
100
100
100
62
76
78

Low Clouds (% Sky Obscured)

85
90
86
90
80
80
91
86
97
78
68
91
61
65
50
40
74
44
47
86
81
60
61
78

Medium Clouds (% Sky Obscured)

83
94
95
96
100
76
99
100
53
59
76
73
0
7
5
11
60
100
100
100
100
50
59
56

High Clouds (% Sky Obscured)

92
94
95
96
100
85
95
100
24
0
0
0
9
10
0
3
85
99
100
100
100
62
70
75

ISS Passover

Visibility (miles)

9
9
9
2
9
9
4
3
9
9
3
9
9
9
9
9
9
9
9
9
9
8
8
3

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

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
71
9
2
2
4
21
42
60
74
86
95
95
95
47

Precipitation Amount (mm)

0.5
1.1
0.9
0.9
1.1
1.6
1.1
1.4
0.7
1.3
0.2
0
0
0
0
0
0
0
0.2
0.3
0.9
0.9
1
0

Wind Speed/Direction (mph)

11
10
13
14
17
16
16
17
17
14
13
12
10
9
8
8
8
11
11
10
9
10
12
13

Chance of Frost

Temperature (°C)

12
12
12
12
12
12
12
12
12
12
12
11
11
11
10
10
10
11
12
12
11
11
11
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
93
95
96
95
95
95
95
93
93
93
90
91
93
91
93
93
91
90
89
86
87
87
78

Pressure (mb)

1011
1011
1010
1010
1009
1009
1008
1007
1007
1006
1005
1005
1005
1005
1005
1005
1005
1004
1004
1003
1002
1001
1001
1001

Ozone (du)

264
265
267
272
275
276
275
274
277
278
278
278
280
281
283
288
294
299
301
306
309
312
313
314

Monday 10

Waning Gibbous 61%

20:57

13:30

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 07:19, Set: 16:22, Transit: 11:51. Moon - Rise: 20:57, Set: 13:30. Civil Dark: 16:59 - 06:42. Nautical Dark: 17:40 - 06:02. Astro Dark: 18:19 - 05:23

Total Clouds (% Sky Obscured)

77
83
59
40
54
88
77
100
88
88
98
95
100
100
100
93
99
93
95
100
100
100
100
100

Low Clouds (% Sky Obscured)

77
73
59
40
54
49
42
32
43
45
68
63
62
71
92
71
76
80
90
68
66
80
84
80

Medium Clouds (% Sky Obscured)

55
20
0
40
4
0
35
62
50
72
93
86
91
81
90
54
81
71
54
48
58
94
100
81

High Clouds (% Sky Obscured)

60
3
3
40
7
46
38
100
23
24
57
62
100
100
96
19
85
33
43
100
100
100
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 (%)

14
13
5
2
1
0
0
0
0
0
1
1
3
10
6
17
7
20
25
25
6
20
25
46

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
12
12
10
10
10
8
7
7
7
8
9
11
14
15
17
18
19
20
20
20
21
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
88
91
93
91
93
93
93
94
94
95
93
93
93
95
91
90
89
87
84
87
87
86
84

Pressure (mb)

1002
1003
1003
1004
1005
1005
1006
1006
1006
1006
1006
1006
1005
1005
1005
1005
1004
1004
1004
1003
1003
1002
1002
1001

Ozone (du)

314
311
310
311
307
304
306
307
306
305
303
301
303
303
304
303
300
296
295
287
281
277
275
274

Tuesday 11

Waning Gibbous 50%

22:21

13:47

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 07:20, Set: 16:21, Transit: 11:51. Moon - Rise: 22:21, Set: 13:47. Civil Dark: 16:57 - 06:44. Nautical Dark: 17:39 - 06:04. Astro Dark: 18:18 - 05:24

Total Clouds (% Sky Obscured)

100
100
100
100
99
100
100
100
100
99
100
100
100
100
100
100
100
100
100
99
99
99
98
98

Low Clouds (% Sky Obscured)

84
89
84
66
55
82
85
98
96
92
92
95
96
96
95
90
89
85
85
85
85
84
83
80

Medium Clouds (% Sky Obscured)

85
100
100
100
99
100
100
61
99
98
100
100
100
100
74
100
100
100
100
99
91
96
98
97

High Clouds (% Sky Obscured)

100
100
65
100
84
100
100
100
100
69
100
100
100
100
100
100
100
69
61
51
41
27
17
16

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

57
53
76
93
95
89
91
95
95
95
95
95
95
95
62
82
90
75
95
88
59
64
68
43

Precipitation Amount (mm)

0.2
0
0.4
0.6
0.8
0.4
0.4
0.9
2
1.2
0.6
0.7
1.4
1
0.3
0.6
0.5
0.3
0.7
0.5
0
0.2
0.3
0

Wind Speed/Direction (mph)

22
22
23
23
22
23
24
25
19
16
15
14
12
11
9
10
13
13
15
14
14
13
13
11

Chance of Frost

Temperature (°C)

13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
14
13
14
14
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
86
83
86
89
90
87
87
95
95
93
95
95
96
96
96
95
96
93
96
96
96
95
95

Pressure (mb)

1001
1001
1001
1001
1001
1001
1001
1001
1001
1002
1002
1002
1002
1003
1003
1003
1004
1004
1004
1004
1004
1004
1004
1004

Ozone (du)

273
273
273
269
270
271
270
271
272
270
271
272
273
271
271
271
273
273
274
273
274
274
273
271

Wednesday 12

Third Quarter 39%

23:42

14:00

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 07:22, Set: 16:20, Transit: 11:51. Moon - Rise: 23:42, Set: 14:00. Civil Dark: 16:56 - 06:46. Nautical Dark: 17:38 - 06:05. Astro Dark: 18:17 - 05:26

Total Clouds (% Sky Obscured)

98
99
99
100
100
100
100
100
100
100
100
100
100
100
99
99
99
99
99
99
100
100
100
100

Low Clouds (% Sky Obscured)

74
63
59
53
55
54
53
55
59
65
69
74
59
80
82
83
83
84
84
78
69
68
51
53

Medium Clouds (% Sky Obscured)

92
96
96
97
94
77
74
68
91
59
88
81
78
84
83
62
66
70
66
68
82
100
100
100

High Clouds (% Sky Obscured)

22
43
70
96
97
99
100
100
100
100
100
100
100
92
79
68
89
89
85
92
96
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
4
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
Very Light Rain
Very Light Rain
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

11
14
12
6
10
10
2
5
6
2
6
7
2
7
16
48
48
61
22
4
4
4
3
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.4
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
12
12
12
12
12
12
12
12
12
12
12
12
12
12
13
13
13
13
14
14
14
14
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
93
92
92
90
90
89
89
90
90
92
93
93
95
95
96
96
98
98
95
86
86
90
93

Pressure (mb)

1004
1005
1004
1004
1003
1003
1003
1003
1003
1002
1002
1002
1002
1002
1003
1003
1004
1004
1004
1005
1005
1005
1005
1005

Ozone (du)

271
270
269
268
269
268
268
269
272
271
271
274
274
277
277
279
279
280
280
282
283
283
283
283

Thursday 13

Waning Crescent 29%

00:57

14:11

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 07:24, Set: 16:18, Transit: 11:51. Moon - Rise: 00:57, Set: 14:11. Civil Dark: 16:55 - 06:47. Nautical Dark: 17:37 - 06:06. Astro Dark: 18:16 - 05:27

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

44
51
60
64
72
79
88
92
96
100
96
93
89
80
75
70
76
82
88
86
83
80
84
88

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
99
97
96
99
99
99
100
99
100
93
88
82
65
53

High Clouds (% Sky Obscured)

100
100
100
100
84
66
53
70
84
97
98
99
100
97
98
100
100
100
100
100
100
100
94
75

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
6
2
9
5
4
1
3
5
7
7
8
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

0
35
48
56
61
67
71
76
95
91
70
93
95
95
94
86
81
73
62
59
53
42
48
53

Precipitation Amount (mm)

0
0
0.2
0.3
0.3
0.4
0.4
0.4
1.1
0.8
0.3
0.6
1.4
0.7
0.6
0.4
0.4
0.3
0.3
0.3
0
0
0
0

Wind Speed/Direction (mph)

3
3
3
3
4
5
6
8
10
12
13
12
13
13
12
12
13
12
12
12
12
12
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
11
11
11
11
11
11
11
11
11
11
11
11
11
12
12
12
12
12
12
12
12
12
12

Relative Humidity (%)

93
93
93
95
93
93
93
93
93
96
96
96
98
98
96
95
93
92
89
86
89
90
90
92

Pressure (mb)

1006
1006
1006
1007
1007
1007
1006
1005
1005
1005
1004
1004
1003
1002
1001
1001
1001
1001
1000
1000
1000
999
999
999

Ozone (du)

284
285
287
287
288
290
289
289
288
286
285
286
285
287
288
288
289
291
293
295
298
301
304
304

Friday 14

Waning Crescent 21%

02:10

14:21

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 07:25, Set: 16:17, Transit: 11:51. Moon - Rise: 02:10, Set: 14:21. Civil Dark: 16:54 - 06:49. Nautical Dark: 17:35 - 06:08. Astro Dark: 18:15 - 05:29

Total Clouds (% Sky Obscured)

100
100
100
100
98
96
92
82
71
62
70
79
88
91
93
90
91
94
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

92
86
82
78
76
71
67
60
52
45
58
69
79
78
75
70
66
68
73
69
65
62
64
67

Medium Clouds (% Sky Obscured)

33
27
16
15
14
13
12
16
17
12
37
58
83
88
92
90
91
92
92
90
91
93
89
85

High Clouds (% Sky Obscured)

62
71
82
90
60
32
0
0
0
0
3
6
16
38
44
47
65
78
95
97
99
100
96
93

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

53
66
72
73
66
64
60
47
33
3
15
22
25
35
43
53
60
59
52
53
55
56
60
65

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
93
90
87
84
87
92
93
95
95
93
93
91
90
91
93
93
93
93
95
93
92
90
92

Pressure (mb)

999
1000
1000
1001
1001
1002
1002
1003
1003
1003
1003
1004
1004
1004
1004
1004
1005
1004
1004
1004
1004
1004
1004
1003

Ozone (du)

304
305
304
304
304
304
304
304
305
305
306
306
307
307
308
308
309
310
311
312
313
314
316
315

Saturday 15

Waning Crescent 13%

03:22

14:31

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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:27, Set: 16:15, Transit: 11:51. Moon - Rise: 03:22, Set: 14:31. Civil Dark: 16:52 - 06:50. Nautical Dark: 17:34 - 06:09. Astro Dark: 18:14 - 05:30

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
98
98
98
98
99
98
99
99
100
100
100
100

Low Clouds (% Sky Obscured)

69
74
78
82
88
93
99
94
91
87
79
68
52
64
79
95
93
90
87

Medium Clouds (% Sky Obscured)

80
75
71
68
59
46
37
26
17
4
17
30
45
55
68
81
85
93
99

High Clouds (% Sky Obscured)

91
93
95
97
95
93
93
67
35
0
33
67
98
99
99
98
99
99
100

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

69
82
91
95
94
93
94
86
76
61
51
39
9
19
22
17
35
38
36

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

8
8
8
7
6
5
5
4
4
3
4
5
6
7
7
8
9
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
96
95
95
93
93
91
93
93
95
96
96
96
98
96
96
96
96
95

Pressure (mb)

1003
1003
1003
1003
1003
1003
1003
1003
1002
1002
1002
1002
1002
1002
1003
1003
1003
1003
1003

Ozone (du)

315
315
313
312
310
309
308
307
307
306
306
304
302
300
301
302
302
305
307

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

Generated: 09/11/25 17:31:42. Forecast: 09/11/25 to 15/11/25. Timezone: UTC+0.00