Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 17

Waning Crescent 16%

02:51

16:54

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: 07:37, Set: 18:07, Transit: 12:52. Moon - Rise: 02:51, Set: 16:54. Civil Dark: 18:41 - 07:02. Nautical Dark: 19:21 - 06:23. Astro Dark: 20:00 - 05:44

Total Clouds (% Sky Obscured)

92
87
82
83
77
87
94
90
87
84
79
58
62
60
62
69
88
88
89
87
89
95
82
78

Low Clouds (% Sky Obscured)

70
72
79
75
77
79
77
80
80
78
79
58
62
60
62
69
88
88
89
87
89
87
82
78

Medium 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

High Clouds (% Sky Obscured)

15
9
3
23
13
67
78
60
52
44
24
8
3
2
2
2
30
31
36
27
45
89
30
28

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)

3
3
2
2
2
2
2
2
2
2
2
3
3
3
3
4
4
4
5
6
6
6
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
88
90
90
90
91
91
91
91
85
77
72
67
63
60
59
59
65
74
79
83
86
86
85

Pressure (mb)

1027
1027
1027
1027
1027
1026
1026
1026
1026
1027
1027
1027
1027
1026
1026
1026
1025
1025
1025
1026
1026
1026
1026
1026

Ozone (du)

278
279
280
279
279
280
279
278
279
279
278
279
280
282
283
283
283
283
282
283
283
283
283
283

Saturday 18

Waning Crescent 9%

04:06

17:03

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: 07:38, Set: 18:05, Transit: 12:52. Moon - Rise: 04:06, Set: 17:03. Civil Dark: 18:39 - 07:04. Nautical Dark: 19:19 - 06:25. Astro Dark: 19:58 - 05:45

Total Clouds (% Sky Obscured)

66
84
100
100
100
100
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

66
65
54
71
57
43
55
70
43
59
49
38
27
32
38
51
56
43
44
17
31
34
41
45

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
26
98
100
100
96
99
99
97
88
100
94
100
91
87
95
100

High Clouds (% Sky Obscured)

5
68
100
100
100
100
100
100
100
96
100
100
100
100
100
100
100
100
100
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
8
8
8
8
8
8
7
7
7
6
7
7
6
7
7
7
7
7
7
7
6
6
5

Relative Humidity (%)

88
90
90
91
91
93
93
91
88
82
76
73
72
64
65
64
65
65
69
71
71
71
70
68

Pressure (mb)

1026
1026
1026
1026
1025
1025
1025
1024
1025
1025
1024
1024
1023
1022
1022
1021
1020
1019
1019
1018
1018
1017
1016
1015

Ozone (du)

281
280
280
279
277
277
276
276
277
277
276
276
274
275
274
274
273
274
272
273
274
274
274
274

Sunday 19

Waning Crescent 4%

05:20

17:12

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: 07:40, Set: 18:03, Transit: 12:51. Moon - Rise: 05:20, Set: 17:12. Civil Dark: 18:37 - 07:06. Nautical Dark: 19:17 - 06:26. Astro Dark: 19:56 - 05:47

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
79
87
79

Low Clouds (% Sky Obscured)

43
50
52
56
59
65
66
68
72
71
89
97
91
90
88
95
100
100
100
79
67
54
58
60

Medium Clouds (% Sky Obscured)

100
100
100
95
96
100
100
100
70
100
84
82
100
100
100
96
91
95
94
96
98
34
23
13

High Clouds (% Sky Obscured)

100
100
100
100
100
86
100
100
40
66
91
100
100
100
100
100
50
54
40
25
30
1
12
15

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
6
5
2
9
4
3
4
5
3
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
Very Light Rain
Light Rain
Very 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

Precipitation Probability (%)

21
24
25
21
8
30
35
67
80
78
95
95
95
95
95
95
95
95
95
43
34
31
29
21

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0.4
0.3
1
1.5
0.6
0.8
1.1
1.1
1
0.9
0.6
0
0
0
0
0

Wind Speed/Direction (mph)

11
11
11
10
9
11
12
14
15
16
16
17
17
16
13
13
12
11
11
8
7
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
72
73
75
76
73
73
77
81
80
84
89
92
92
92
90
93
96
96
93
96
95
95
95

Pressure (mb)

1014
1013
1012
1011
1010
1009
1007
1006
1004
1004
1002
1001
1000
999
997
996
995
995
994
994
994
993
993
993

Ozone (du)

276
277
276
275
275
276
277
276
275
275
275
277
275
277
281
281
282
283
284
285
286
290
291
291

Monday 20

Waning Crescent 1%

06:33

17:21

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: 07:42, Set: 18:01, Transit: 12:51. Moon - Rise: 06:33, Set: 17:21. Civil Dark: 18:35 - 07:07. Nautical Dark: 19:15 - 06:28. Astro Dark: 19:54 - 05:49

Total Clouds (% Sky Obscured)

72
61
51
55
50
54
54
56
100
96
82
100
100
100
100
100
100
100
100
79
67
54
47
40

Low Clouds (% Sky Obscured)

64
57
51
55
50
54
54
56
66
57
61
66
69
75
77
83
81
73
72
59
59
48
39
31

Medium Clouds (% Sky Obscured)

51
0
0
0
10
18
28
28
32
46
63
93
100
100
100
100
100
77
70
48
50
35
4
8

High Clouds (% Sky Obscured)

15
0
0
0
30
54
54
56
100
96
62
100
100
100
100
100
100
90
57
40
63
45
2
5

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
4
3
9
9
9
9
3
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

1
2
1
0
0
0
0
1
3
4
16
28
44
79
95
95
95
95
74
64
69
53
14
6

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.9
0.8
0.6
0.3
0.3
0.4
0.3
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
95
96
95
96
96
96
96
93
88
81
79
76
84
80
90
90
89
89
91
93
95
93

Pressure (mb)

992
992
992
991
991
991
990
990
990
990
990
989
989
988
987
986
986
986
986
987
987
987
988
988

Ozone (du)

293
296
298
297
295
295
297
300
298
300
300
297
297
296
296
296
295
298
298
297
297
298
304
304

Tuesday 21

New Moon 0%

07:46

17:32

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: 07:44, Set: 17:58, Transit: 12:51. Moon - Rise: 07:46, Set: 17:32. Civil Dark: 18:33 - 07:09. Nautical Dark: 19:13 - 06:30. Astro Dark: 19:52 - 05:50

Total Clouds (% Sky Obscured)

58
72
86
99
98
96
94
96
98
99
98
95
89
90
94
95
89
84
76
80
82
89
90
91

Low Clouds (% Sky Obscured)

26
47
66
81
81
81
81
80
79
79
78
77
76
79
83
86
79
71
62
72
82
89
90
91

Medium Clouds (% Sky Obscured)

37
60
77
93
90
86
79
82
86
87
64
59
58
53
58
53
43
38
32
24
27
40
42
51

High Clouds (% Sky Obscured)

54
62
72
85
76
57
22
27
28
34
23
14
2
2
1
0
0
0
0
0
0
0
6
8

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

6
47
56
41
41
48
48
34
31
30
19
25
39
65
69
69
65
55
37
34
31
29
24
18

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

11
9
9
9
10
11
12
13
13
13
15
14
15
15
15
15
16
15
14
14
14
14
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
96
91
90
90
90
90
88
92
84
77
72
72
71
71
70
72
72
75
73
73
72
76

Pressure (mb)

989
989
989
989
988
988
988
988
989
989
990
990
990
991
991
992
992
993
994
994
995
995
996
996

Ozone (du)

303
300
294
292
289
287
288
287
290
284
281
283
287
291
293
295
297
295
294
293
292
291
291
292

Wednesday 22

Waxing Crescent 1%

09:00

17:46

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: 07:46, Set: 17:56, Transit: 12:51. Moon - Rise: 09:00, Set: 17:46. Civil Dark: 18:31 - 07:11. Nautical Dark: 19:11 - 06:31. Astro Dark: 19:50 - 05:52

Total Clouds (% Sky Obscured)

92
93
92
91
89
86
87
79
71
66
78
91
100
100
100
100
100
100
100
98
97
95
97
98

Low Clouds (% Sky Obscured)

87
85
83
80
78
79
76
70
68
59
57
54
52
56
59
63
55
42
30
35
35
35
44
50

Medium Clouds (% Sky Obscured)

51
62
72
82
66
36
5
14
24
21
38
52
66
75
85
94
96
98
100
95
90
85
71
55

High Clouds (% Sky Obscured)

10
10
9
13
8
4
2
3
4
5
40
70
100
100
100
100
100
100
100
78
73
65
83
90

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

10
10
9
5
19
24
28
27
21
10
8
6
2
24
39
51
84
95
95
90
67
41
47
48

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.7
0.7
0.5
0.2
0
0
0

Wind Speed/Direction (mph)

15
15
15
15
15
13
12
11
10
10
10
11
12
12
12
12
12
10
7
7
7
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
80
81
83
84
87
87
90
87
83
80
80
79
77
81
84
89
90
92
93
93
95
95
90

Pressure (mb)

996
997
997
997
997
998
998
998
999
999
999
999
999
998
998
997
996
995
995
994
994
993
993
993

Ozone (du)

293
295
292
289
286
286
285
285
284
283
282
283
283
284
282
280
279
280
281
282
282
282
282
282

Thursday 23

Waxing Crescent 4%

10:15

18:03

Sun - Rise: 07:47, Set: 17:54, Transit: 12:51. Moon - Rise: 10:15, Set: 18:03. Civil Dark: 18:29 - 07:13. Nautical Dark: 19:09 - 06:33. Astro Dark: 19:48 - 05:54

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: 17/10/25 00:22:24. Forecast: 17/10/25 to 23/10/25. Timezone: UTC+1.00