Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 24

Waxing Gibbous 90%

19:01

No Set

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

Sun - Rise: 06:06, Set: 20:12, Transit: 13:09. Moon - Rise: 19:01, Set: No Set. Civil Dark: 20:49 - 05:29. Nautical Dark: 21:35 - 04:43. Astro Dark: 22:27 - 03:50

Total Clouds (% Sky Obscured)

5
8
6
16
10
5
5
48
62
67
23
47
77
51
58
16
24
30
34
29
51
99
95
46

Low Clouds (% Sky Obscured)

5
8
6
0
8
0
0
17
28
35
2
36
60
32
26
5
19
22
29
6
5
6
12
20

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
9
0
0
30
8
0
0
0
3
29
5
3
5

High Clouds (% Sky Obscured)

1
2
2
1
3
5
4
39
40
30
16
3
21
16
4
3
6
12
18
24
34
99
89
17

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
3
4
5
7
10
12
13
14
14
14
14
14
15
14
13
12
11
10
10
9
9

Chance of Frost

Temperature (°C)

13
12
12
11
11
11
13
15
17
19
20
21
22
22
23
23
22
21
20
18
16
15
14
13

Feels Like (°C)

12
12
13
11
11
10
12
14
14
15
16
17
19
18
19
19
18
18
17
15
14
11
11
10

Dew Point (°C)

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

Relative Humidity (%)

86
90
92
90
87
81
69
58
50
44
40
36
33
31
30
31
32
36
44
50
57
65
71
75

Pressure (mb)

1024
1024
1023
1023
1023
1023
1023
1023
1022
1022
1021
1020
1019
1018
1017
1017
1016
1016
1016
1017
1017
1017
1017
1016

Ozone (du)

339
340
341
343
344
345
344
342
342
341
340
339
337
334
331
328
327
326
326
324
323
325
327
327

Tuesday 25

Waxing Gibbous 95%

19:23

02:29

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
00 Bad
01 Bad

Sun - Rise: 06:07, Set: 20:10, Transit: 13:09. Moon - Rise: 19:23, Set: 02:29. Civil Dark: 20:46 - 05:31. Nautical Dark: 21:32 - 04:45. Astro Dark: 22:24 - 03:53

Total Clouds (% Sky Obscured)

84
100
100
94
97
95
97
99
100
100
98
91
91
89
86
97
97
100
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

29
29
30
31
26
25
20
30
18
17
17
25
21
23
24
6
6
11
9
8
28
49
29
74

Medium Clouds (% Sky Obscured)

7
15
16
14
11
8
12
99
15
75
89
87
91
89
32
40
97
100
99
100
100
98
100
98

High Clouds (% Sky Obscured)

52
100
100
63
82
78
86
97
98
100
84
24
57
0
59
94
76
29
91
100
100
100
99
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
1
11
16
16
7

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)

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

Chance of Frost

Temperature (°C)

12
13
13
13
13
14
15
17
19
20
22
23
24
24
24
24
24
23
21
19
18
17
17
16

Feels Like (°C)

9
9
9
10
10
11
12
14
15
16
17
18
19
19
19
20
19
18
17
16
15
15
15
15

Dew Point (°C)

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

Relative Humidity (%)

77
77
81
83
87
86
78
71
59
46
39
33
28
26
25
25
28
34
39
44
51
60
67
79

Pressure (mb)

1016
1015
1015
1014
1014
1014
1014
1014
1014
1014
1013
1013
1012
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1011

Ozone (du)

326
326
326
326
326
325
326
327
327
327
325
323
319
318
317
317
317
316
314
315
315
315
316
318

Wednesday 26

Waxing Gibbous 99%

19:39

03:45

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
00 Bad
01 Bad

Sun - Rise: 06:09, Set: 20:08, Transit: 13:08. Moon - Rise: 19:39, Set: 03:45. Civil Dark: 20:44 - 05:33. Nautical Dark: 21:29 - 04:47. Astro Dark: 22:21 - 03:56

Total Clouds (% Sky Obscured)

100
100
100
91
92
78
91
93
89
90
93
87
76
81
97
83
88
46
61
83
95
100
100
100

Low Clouds (% Sky Obscured)

37
61
69
56
51
50
61
70
77
82
84
73
65
63
45
46
58
46
19
21
22
4
4
39

Medium Clouds (% Sky Obscured)

98
99
53
20
14
12
12
12
12
13
12
12
8
11
10
16
0
0
3
3
0
73
62
74

High Clouds (% Sky Obscured)

100
100
100
90
37
41
38
55
48
25
20
8
5
31
94
57
74
20
46
71
91
100
100
100

ISS Passover

Visibility (miles)

9
9
6
9
9
9
9
9
9
9
9
9
9
8
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 (%)

10
13
21
30
27
13
1
0
2
8
10
9
18
21
29
30
23
13
3
0
1
1
3
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)

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

Chance of Frost

Temperature (°C)

16
16
16
16
16
16
17
18
20
21
21
22
23
24
24
24
23
22
21
19
18
18
17
17

Feels Like (°C)

15
16
16
15
16
16
18
18
20
20
21
21
22
23
23
24
23
21
20
19
19
18
17
17

Dew Point (°C)

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

Relative Humidity (%)

81
82
87
89
90
89
81
73
69
61
54
48
43
44
52
46
43
49
52
59
65
67
70
71

Pressure (mb)

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

Ozone (du)

319
320
322
322
322
323
324
325
326
327
327
326
324
323
322
322
322
321
322
323
324
321
322
323

Thursday 27

Waxing Gibbous 100%

19:52

05:03

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
00 Bad
01 Bad

Sun - Rise: 06:11, Set: 20:05, Transit: 13:08. Moon - Rise: 19:52, Set: 05:03. Civil Dark: 20:41 - 05:35. Nautical Dark: 21:26 - 04:50. Astro Dark: 22:18 - 03:59

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
93
90
95
99
91
91
100
99
98
97
96

Low Clouds (% Sky Obscured)

60
73
80
73
83
68
77
70
69
73
64
59
60
50
33
16
0
12
24
36
36
34
35
38

Medium Clouds (% Sky Obscured)

73
55
38
40
44
69
40
10
82
75
62
6
8
11
21
37
76
50
45
39
29
18
13
16

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
79
72
79
95
71
61
100
97
95
94
82

ISS Passover

Visibility (miles)

9
9
9
6
3
2
6
9
9
9
9
6
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

32
38
87
95
95
95
95
78
61
69
53
54
44
41
45
45
47
36
17
3
5
14
25
13

Precipitation Amount (mm)

0
0
0.5
1.2
1.7
1.4
0.8
0.5
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
17
17
17
17
17
18
19
20
21
22
22
23
23
23
23
22
22
20
19
19
18
17
16

Feels Like (°C)

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

Dew Point (°C)

12
12
14
14
16
16
16
17
16
16
16
14
11
8
6
5
6
7
8
8
8
9
11
13

Relative Humidity (%)

70
71
79
85
93
93
90
85
76
73
68
59
48
38
33
31
33
39
45
48
50
58
68
82

Pressure (mb)

1008
1008
1008
1008
1007
1007
1007
1007
1007
1007
1007
1007
1006
1006
1006
1005
1005
1005
1005
1005
1005
1005
1005
1005

Ozone (du)

323
328
330
331
333
330
331
332
332
333
335
336
338
341
344
344
344
344
343
340
335
334
334
335

Friday 28

Full Moon 99%

20:04

06:21

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
00 OK
01 Bad

Sun - Rise: 06:12, Set: 20:03, Transit: 13:08. Moon - Rise: 20:04, Set: 06:21. Civil Dark: 20:39 - 05:36. Nautical Dark: 21:24 - 04:52. Astro Dark: 22:14 - 04:01

Total Clouds (% Sky Obscured)

96
95
92
90
87
80
72
68
77
88
100
98
96
93
87
82
76
96
92
88
72
57
41
56

Low Clouds (% Sky Obscured)

39
39
44
50
52
52
43
38
35
32
29
29
26
27
27
36
52
71
64
55
35
19
10
13

Medium Clouds (% Sky Obscured)

17
21
13
11
32
80
72
68
77
42
6
12
12
17
16
19
13
1
2
2
22
42
41
42

High Clouds (% Sky Obscured)

70
63
64
64
61
49
35
30
50
73
100
79
57
36
23
14
5
73
43
20
10
6
1
32

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 (%)

6
24
15
7
2
0
0
0
8
12
16
23
27
30
32
31
33
26
14
1
1
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
6
6
6
8
10
12
12
12
13
12
12
12
12
10
9
9
7
6
6
6
6

Chance of Frost

Temperature (°C)

16
16
15
15
15
15
16
17
18
19
20
21
21
21
21
20
20
19
19
17
16
15
14
14

Feels Like (°C)

15
15
14
14
14
14
14
15
16
17
17
18
17
17
16
16
16
15
15
16
16
15
14
13

Dew Point (°C)

14
14
13
14
13
13
12
11
11
10
8
7
5
3
2
1
2
4
6
7
8
9
9
10

Relative Humidity (%)

86
87
89
92
90
87
77
68
61
53
45
39
33
30
28
28
30
35
42
50
58
64
71
80

Pressure (mb)

1005
1005
1005
1005
1005
1005
1005
1006
1006
1006
1005
1005
1006
1006
1006
1006
1006
1006
1007
1008
1008
1009
1009
1009

Ozone (du)

336
336
335
335
335
335
334
334
335
335
334
334
334
333
333
332
332
333
333
333
333
331
329
327

Saturday 29

Waning Gibbous 98%

20:14

07:39

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
00 Bad
01 Bad

Sun - Rise: 06:14, Set: 20:01, Transit: 13:07. Moon - Rise: 20:14, Set: 07:39. Civil Dark: 20:37 - 05:38. Nautical Dark: 21:21 - 04:54. Astro Dark: 22:11 - 04:04

Total Clouds (% Sky Obscured)

70
81
87
93
100
87
72
58
63
67
75
84
92
100
100
100
100
100
100
100
89
79
70
78

Low Clouds (% Sky Obscured)

15
17
21
22
19
21
22
22
30
41
54
59
64
69
75
81
89
89
89
88
80
72
64
71

Medium Clouds (% Sky Obscured)

22
5
16
28
42
41
38
34
26
19
15
29
39
49
64
81
100
88
76
64
52
41
27
17

High Clouds (% Sky Obscured)

63
81
87
93
93
66
37
10
13
18
23
46
70
95
97
99
100
96
87
77
51
27
6
4

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
5
7
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
Very Light Rain
Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

1
1
1
1
0
2
5
9
19
22
21
16
12
16
32
50
68
75
78
79
78
68
46
34

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
6
5
5
4
4
6
8
10
11
13
14
15
16
16
15
14
14
14
15
15
15
15
16

Chance of Frost

Temperature (°C)

13
12
12
12
12
12
14
16
19
19
20
21
21
21
20
19
17
16
16
16
16
16
17
17

Feels Like (°C)

10
10
10
10
11
11
11
12
15
14
15
16
21
20
18
18
18
19
11
12
14
14
14
14

Dew Point (°C)

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

Relative Humidity (%)

83
86
89
90
92
93
82
72
65
55
47
41
43
44
46
58
72
90
89
90
89
87
85
82

Pressure (mb)

1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1009
1009
1009
1009
1008
1008
1008
1007
1007
1006
1006
1005
1005

Ozone (du)

324
321
318
317
316
315
313
311
310
308
305
303
301
300
298
300
302
304
309
314
320
315
311
307

Sunday 30

Waning Gibbous 96%

20:25

08:58

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
00 Bad

Sun - Rise: 06:16, Set: 19:59, Transit: 13:07. Moon - Rise: 20:25, Set: 08:58. Civil Dark: 20:34 - 05:40. Nautical Dark: 21:18 - 04:56. Astro Dark: 22:08 - 04:06

Total Clouds (% Sky Obscured)

86
94
92
89
86
87
87
88
85
84
83
87
92
96
95
91
86
81
76
74
70
66
62

Low Clouds (% Sky Obscured)

79
87
82
77
72
73
75
79
78
78
79
72
65
58
52
45
39
36
35
28
32
29
25

Medium Clouds (% Sky Obscured)

10
4
9
13
15
14
14
13
14
14
14
14
16
16
11
6
1
4
7
8
5
3
1

High Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
0
33
63
95
94
89
86
60
32
5
5
6
4

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

Fog (%)

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

Precipitation Probability (%)

20
9
13
13
14
29
40
48
52
44
38
46
47
44
50
47
35
36
25
2
11
14
14

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
14
13
13
13
13
15
17
18
19
20
21
22
22
23
22
21
21
20
19
18
17
15

Chance of Frost

Temperature (°C)

17
17
16
16
16
17
17
18
18
19
20
21
20
20
20
19
19
18
17
16
15
15
15

Feels Like (°C)

15
14
13
13
13
13
14
14
15
15
15
14
17
16
15
15
16
17
12
13
13
12
12

Dew Point (°C)

14
14
14
13
13
13
13
13
13
12
11
9
8
6
5
6
8
10
10
11
12
12
12

Relative Humidity (%)

83
85
83
82
82
79
77
73
70
61
55
48
43
40
36
41
48
58
64
72
80
83
86

Pressure (mb)

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

Ozone (du)

307
308
308
308
308
309
310
312
314
317
320
323
323
324
324
324
323
323
323
323
323
323
324

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

Generated: 24/08/26 02:59:12. Forecast: 24/08/26 to 30/08/26. Timezone: UTC+1.00