Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 31

Waxing Gibbous 72%

14:48

No Set

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: 07:02, Set: 16:38, Transit: 11:50. Moon - Rise: 14:48, Set: No Set. Civil Dark: 17:14 - 06:26. Nautical Dark: 17:54 - 05:46. Astro Dark: 18:34 - 05:07

Total Clouds (% Sky Obscured)

100
100
94
100
93
52
70
100
83
87
90
65
55
71
91
66
62
55
57
76
64
100
100
100

Low Clouds (% Sky Obscured)

72
76
76
72
79
77
76
73
75
65
42
61
55
71
36
53
62
52
53
58
60
55
57
61

Medium Clouds (% Sky Obscured)

94
14
0
0
0
3
40
45
23
7
16
0
1
3
27
18
0
0
3
17
9
24
34
95

High Clouds (% Sky Obscured)

45
0
0
0
54
58
100
100
60
82
90
39
3
0
52
0
0
0
2
2
0
48
45
0

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
9
9
9
9
9
9
9
6
9
9
9
9
9
6
5
3

Fog (%)

-
-
-
-
-
-
-
-
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

100
0
0
0
0
0
0
0
0
0
21
29
37
23
29
48
39
13
5
16
25
52
74
95

Precipitation Amount (mm)

0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.9

Wind Speed/Direction (mph)

17
13
11
12
9
10
9
13
8
11
13
16
18
20
20
19
18
18
16
17
16
17
18
20

Chance of Frost

Temperature (°C)

12
13
13
13
13
13
12
12
12
13
14
15
16
16
16
16
15
14
14
14
13
13
13
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
93
93
91
90
90
93
91
83
82
83
79
75
75
73
74
80
76
75
78
83
83
82
82

Pressure (mb)

998
998
998
998
999
999
999
999
1000
1000
1000
999
999
998
998
998
998
998
998
998
998
998
997
996

Ozone (du)

274
280
282
283
286
287
286
287
285
286
286
287
288
289
292
292
293
291
290
291
293
295
295
296

Saturday 1

Waxing Gibbous 82%

15:00

01:11

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: 07:04, Set: 16:37, Transit: 11:50. Moon - Rise: 15:00, Set: 01:11. Civil Dark: 17:12 - 06:28. Nautical Dark: 17:53 - 05:48. Astro Dark: 18:32 - 05:08

Total Clouds (% Sky Obscured)

100
100
100
98
100
64
54
65
84
90
81
99
47
79
56
65
95
36
0
29
66
89
74
98

Low Clouds (% Sky Obscured)

46
55
45
62
71
58
51
56
60
56
53
54
45
57
41
52
46
32
0
29
5
38
32
26

Medium Clouds (% Sky Obscured)

98
97
100
95
100
5
0
9
23
57
76
30
26
27
25
50
35
35
0
29
66
54
32
96

High Clouds (% Sky Obscured)

45
45
0
0
2
3
0
0
31
68
68
93
0
2
2
1
58
35
0
29
60
9
28
89

ISS Passover

Visibility (miles)

4
4
9
9
9
9
9
9
9
9
9
8
8
7
9
7
3
9
4
3
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

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

Precipitation Probability (%)

74
68
23
9
9
15
1
1
1
11
23
14
29
29
36
52
44
75
95
29
0
0
0
0

Precipitation Amount (mm)

0.3
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.9
0
0
0
0
0

Wind Speed/Direction (mph)

23
24
25
23
21
18
18
16
15
16
17
16
15
14
13
12
12
10
10
8
7
8
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
80
79
77
79
83
81
83
85
83
81
81
72
71
70
75
81
85
88
88
85
90
90
88

Pressure (mb)

995
995
995
995
996
996
997
997
998
999
999
1000
1001
1001
1001
1002
1002
1003
1003
1004
1005
1005
1005
1005

Ozone (du)

296
297
297
301
305
313
317
317
319
318
319
320
320
319
319
316
313
315
316
317
318
317
318
319

Sunday 2

Waxing Gibbous 90%

15:11

02:36

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

Sun - Rise: 07:06, Set: 16:35, Transit: 11:50. Moon - Rise: 15:11, Set: 02:36. Civil Dark: 17:11 - 06:30. Nautical Dark: 17:51 - 05:49. Astro Dark: 18:30 - 05:10

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
85
79
52
52
28
31
27
21
64
42
15
0
10
70
85
100
95

Low Clouds (% Sky Obscured)

0
0
10
42
93
79
56
65
35
52
52
28
31
27
21
30
0
0
0
3
0
25
33
37

Medium Clouds (% Sky Obscured)

73
62
94
100
100
100
100
40
37
0
0
0
0
0
0
0
0
4
0
2
19
38
48
41

High Clouds (% Sky Obscured)

99
57
67
100
100
100
100
58
2
2
2
2
1
0
0
43
39
4
0
4
45
73
99
68

ISS Passover

Visibility (miles)

9
9
9
9
6
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
Very Light Rain
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 (%)

0
5
32
79
92
58
16
3
2
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0.3
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
3
2
2
4
5
5
7
7
7
7
7
8
8
9
7
5
6
5
5
5
4
4

Dew Point (°C)

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

Relative Humidity (%)

88
82
79
85
88
91
93
93
90
84
73
67
65
65
67
70
74
81
84
85
85
87
87
88

Pressure (mb)

1004
1004
1004
1003
1003
1003
1003
1004
1005
1006
1007
1007
1008
1008
1008
1009
1009
1010
1011
1011
1011
1012
1012
1011

Ozone (du)

318
318
316
316
319
322
322
323
317
315
317
319
317
317
311
305
300
296
294
291
292
290
287
284

Monday 3

Waxing Gibbous 96%

15:24

04:04

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: 07:07, Set: 16:33, Transit: 11:50. Moon - Rise: 15:24, Set: 04:04. Civil Dark: 17:09 - 06:31. Nautical Dark: 17:49 - 05:51. Astro Dark: 18:29 - 05:11

Total Clouds (% Sky Obscured)

97
99
100
100
100
100
100
100
100
100
100
72
95
100
100
100
99
99
99
99
99
99
97
98

Low Clouds (% Sky Obscured)

31
41
44
57
67
78
74
71
65
69
72
72
71
67
62
62
61
62
68
74
82
85
82
86

Medium Clouds (% Sky Obscured)

87
98
100
98
95
92
88
80
79
73
45
52
49
52
46
43
40
44
73
83
75
61
54
43

High Clouds (% Sky Obscured)

73
87
100
100
100
100
100
100
95
100
100
72
95
100
100
98
91
50
84
50
22
31
41
50

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 (%)

20
30
40
31
37
38
21
13
5
9
9
11
26
32
36
29
21
14
21
28
34
28
24
22

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
16
17
18
19
19
19
20
20
20
21
21
21
21
20
20
20
20
20
21
21
21
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
88
88
87
88
87
87
86
83
83
80
79
73
73
74
75
78
79
80
80
82
83
82
83

Pressure (mb)

1011
1011
1011
1010
1010
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1008
1008
1009
1009
1009
1009
1009
1009
1009

Ozone (du)

281
279
278
275
277
278
278
277
277
275
274
274
272
269
270
270
271
269
269
269
267
266
266
265

Tuesday 4

Waxing Gibbous 99%

15:38

05:35

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: 07:09, Set: 16:31, Transit: 11:50. Moon - Rise: 15:38, Set: 05:35. Civil Dark: 17:07 - 06:33. Nautical Dark: 17:48 - 05:53. Astro Dark: 18:27 - 05:13

Total Clouds (% Sky Obscured)

99
100
100
99
93
95
95
95
95
96
98
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

83
80
75
72
66
67
75
82
90
82
73
63
59
55
50
49
48
56
92
96
100
100
99
98

Medium Clouds (% Sky Obscured)

78
58
61
79
73
55
86
86
88
80
71
77
60
69
86
68
64
100
86
69
54
50
47
45

High Clouds (% Sky Obscured)

95
85
94
82
19
20
4
42
12
56
57
84
100
100
100
100
100
100
99
97
96
97
99
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
6
8
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
Very Light Rain
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

31
39
53
69
74
87
83
83
60
63
46
25
21
11
3
21
31
44
58
55
49
51
49
46

Precipitation Amount (mm)

0
0
0
0.4
0.4
0.7
0.6
0.6
0
0.3
0
0
0
0
0
0
0
0
0.3
0.3
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
14
14
14
14
14
14
14
14
15
15
15
15
15
15
15
14
14
13
14
14
13
14
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
76
75
76
79
79
79
82
82
82
80
80
83
83
82
80
80
83
82
82
79
76
76
78

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1009
1009
1009
1008
1008

Ozone (du)

265
266
268
272
274
275
275
276
275
275
275
276
279
280
281
282
282
283
283
282
282
281
281
281

Wednesday 5

Full Moon 100%

15:57

07:12

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: 07:11, Set: 16:29, Transit: 11:50. Moon - Rise: 15:57, Set: 07:12. Civil Dark: 17:06 - 06:35. Nautical Dark: 17:46 - 05:54. Astro Dark: 18:26 - 05:15

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
98
94
92

Low Clouds (% Sky Obscured)

97
96
94
87
80
73
82
91
98
96
98
97
96
96
97
95
94
94
83
76
72
70
73
69

Medium Clouds (% Sky Obscured)

59
74
81
84
90
100
97
94
90
89
88
90
94
97
100
100
100
100
100
100
100
67
33
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
99
98
97
96
79
63
47
66
82
100
100
99
99
76
54
51

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
6
4
6
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
None
None
None
None
None
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

Precipitation Probability (%)

43
36
38
45
48
44
37
22
7
11
21
36
55
75
92
95
95
95
95
95
89
88
81
63

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.6
0.8
1.2
1.4
1.1
0.9
0.5
0.6
0.6
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
78
77
77
79
81
84
86
84
86
86
84
84
86
89
89
92
93
93
92
89
88
88
91

Pressure (mb)

1008
1007
1007
1006
1006
1005
1005
1004
1004
1004
1004
1003
1002
1002
1001
1001
1001
1001
1000
1001
1001
1002
1002
1002

Ozone (du)

281
281
280
280
280
280
280
278
277
275
274
274
273
273
274
275
275
275
275
277
278
280
282
283

Thursday 6

Waning Gibbous 100%

16:24

08:50

Sun - Rise: 07:13, Set: 16:28, Transit: 11:50. Moon - Rise: 16:24, Set: 08:50. Civil Dark: 17:04 - 06:36. Nautical Dark: 17:45 - 05:56. Astro Dark: 18:24 - 05:16

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 Henley in Arden, Warwickshire, United Kingdom (52.29,-1.78)

Generated: 31/10/25 08:01:41. Forecast: 31/10/25 to 06/11/25. Timezone: UTC+0.00