Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 17

Waxing Crescent 27%

12:00

21:39

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: 05:54, Set: 20:27, Transit: 13:11. Moon - Rise: 12:00, Set: 21:39. Civil Dark: 21:05 - 05:16. Nautical Dark: 21:53 - 04:28. Astro Dark: 22:52 - 03:30

Total Clouds (% Sky Obscured)

91
93
94
96
87
74
85
94
90
92
95
92
91
98
95
93
90
99
89
93
100
94
100
99

Low Clouds (% Sky Obscured)

91
93
85
71
68
49
73
80
75
63
64
34
61
59
56
76
76
78
82
73
31
26
57
70

Medium Clouds (% Sky Obscured)

40
22
1
12
21
16
23
72
59
57
55
55
81
96
90
88
83
77
34
44
58
67
64
84

High Clouds (% Sky Obscured)

91
93
94
73
64
40
52
6
3
5
45
57
11
0
0
0
0
84
18
46
100
73
100
94

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
Light Rain

Precipitation Probability (%)

0
0
1
0
0
0
0
6
4
3
2
0
0
0
0
0
0
0
0
1
5
15
47
89

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
1

Wind Speed/Direction (mph)

5
4
3
2
3
3
4
5
5
6
7
8
7
6
6
9
11
9
6
4
4
6
7
8

Chance of Frost

Temperature (°C)

18
18
17
17
16
16
18
20
21
22
23
24
25
25
25
25
24
23
22
21
20
19
19
18

Feels Like (°C)

16
16
17
16
16
15
18
19
20
22
23
23
24
25
25
23
22
21
21
20
20
19
18
16

Dew Point (°C)

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

Relative Humidity (%)

60
59
61
64
66
65
62
61
60
57
53
48
44
42
45
42
50
59
64
67
67
75
75
67

Pressure (mb)

1017
1016
1016
1016
1016
1016
1017
1016
1017
1017
1017
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

316
317
315
312
310
307
304
302
299
297
296
297
299
298
297
299
297
295
296
296
295
294
296
296

Tuesday 18

Waxing Crescent 36%

13:18

21:55

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: 05:56, Set: 20:25, Transit: 13:10. Moon - Rise: 13:18, Set: 21:55. Civil Dark: 21:03 - 05:18. Nautical Dark: 21:51 - 04:30. Astro Dark: 22:48 - 03:33

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)

85
100
100
85
90
71
45
53
56
45
37
24
25
30
16
6
7
16
45
23
2
10
20
41

Medium Clouds (% Sky Obscured)

99
97
74
63
29
37
39
56
94
83
87
89
96
100
100
100
100
100
100
100
100
86
92
82

High Clouds (% Sky Obscured)

77
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
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
6

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 (%)

28
33
11
6
6
16
23
12
12
3
0
0
0
0
0
0
0
0
2
6
8
12
17
19

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)

8
8
10
10
9
9
10
11
13
13
14
14
14
14
13
12
12
12
10
8
7
5
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
15
15
15
16
16
17
18
19
19
19
18
19
18
18
17
17
16
16
16
15
15
14
14

Dew Point (°C)

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

Relative Humidity (%)

72
68
71
73
82
85
85
71
62
54
47
43
40
39
40
40
42
46
51
56
62
66
69
74

Pressure (mb)

1014
1013
1013
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1010
1010
1010
1010
1011
1011
1010
1010
1010

Ozone (du)

297
297
300
301
301
301
302
302
301
300
300
300
300
301
300
300
300
300
301
302
304
304
305
306

Wednesday 19

Waxing Crescent 46%

14:34

22:15

02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 OK
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 OK
21 OK
22 OK
23 Bad
00 Bad
01 Bad

Sun - Rise: 05:57, Set: 20:23, Transit: 13:10. Moon - Rise: 14:34, Set: 22:15. Civil Dark: 21:00 - 05:20. Nautical Dark: 21:48 - 04:32. Astro Dark: 22:44 - 03:36

Total Clouds (% Sky Obscured)

95
93
62
61
57
25
51
50
59
41
51
74
78
75
67
51
74
63
33
27
28
47
62
56

Low Clouds (% Sky Obscured)

36
29
29
22
29
11
20
26
45
41
51
57
70
75
56
51
74
63
19
16
12
8
45
16

Medium Clouds (% Sky Obscured)

20
29
27
26
18
8
17
13
17
3
0
27
22
3
25
0
18
14
11
8
13
44
59
43

High Clouds (% Sky Obscured)

82
25
0
0
0
0
0
0
0
2
0
1
1
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

8
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
5
2
0
1
0
0
1
1
10
10
9
17
15
29
17
7
4
3
0
1
4
1
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)

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

Chance of Frost

Temperature (°C)

15
15
15
14
14
14
16
17
18
20
20
21
22
22
22
21
21
20
18
17
15
15
14
14

Feels Like (°C)

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

Dew Point (°C)

12
13
13
13
13
13
12
10
8
7
6
5
6
7
7
5
8
9
10
11
11
12
12
11

Relative Humidity (%)

79
89
92
93
95
90
78
62
52
43
39
33
34
37
37
35
43
49
58
66
74
83
84
82

Pressure (mb)

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

Ozone (du)

311
318
324
331
336
338
345
349
352
347
345
342
341
340
340
342
344
350
350
346
348
349
348
349

Thursday 20

First Quarter 56%

15:48

22:43

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: 05:59, Set: 20:21, Transit: 13:10. Moon - Rise: 15:48, Set: 22:43. Civil Dark: 20:58 - 05:22. Nautical Dark: 21:45 - 04:35. Astro Dark: 22:41 - 03:39

Total Clouds (% Sky Obscured)

76
60
62
62
63
73
90
94
94
95
95
97
98
98
93
84
72
72
67
60
68
71
75
79

Low Clouds (% Sky Obscured)

44
35
36
31
32
42
69
71
78
85
93
91
89
88
80
71
56
64
60
52
64
70
73
77

Medium Clouds (% Sky Obscured)

68
28
25
25
16
22
29
35
35
29
25
28
29
25
46
22
40
64
37
38
14
12
12
15

High Clouds (% Sky Obscured)

0
0
5
10
14
9
5
0
1
1
2
3
4
5
8
11
16
14
7
0
0
1
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
9
6
4
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
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

1
0
6
7
4
12
16
19
22
25
27
33
30
41
51
62
88
66
54
42
39
33
17
38

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
90
93
93
93
89
77
66
64
62
58
49
52
49
49
54
63
72
78
80
78
76
73
70

Pressure (mb)

1005
1004
1004
1004
1004
1004
1004
1004
1005
1005
1005
1004
1004
1004
1004
1004
1004
1005
1005
1006
1007
1007
1007
1008

Ozone (du)

351
352
352
354
354
354
353
353
354
354
354
353
353
354
354
355
355
355
354
354
354
353
352
350

Friday 21

Waxing Gibbous 66%

16:54

23:21

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 Bad
01 Bad

Sun - Rise: 06:01, Set: 20:19, Transit: 13:10. Moon - Rise: 16:54, Set: 23:21. Civil Dark: 20:56 - 05:24. Nautical Dark: 21:43 - 04:37. Astro Dark: 22:38 - 03:42

Total Clouds (% Sky Obscured)

79
84
85
86
85
86
84
82
84
87
87
84
80
76
78
83
87
83
75
72
77
84
93
90

Low Clouds (% Sky Obscured)

74
81
81
83
76
83
73
65
74
84
84
79
73
68
75
82
87
83
75
65
77
80
84
85

Medium Clouds (% Sky Obscured)

16
20
19
18
17
78
70
37
19
35
6
6
5
5
5
4
6
12
13
9
7
9
11
9

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
0
1
1
3
3
4
3
3
3
4
5
6
6
5
5
3

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

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

Precipitation Probability (%)

45
49
46
41
34
30
26
22
26
30
32
64
53
36
36
35
33
30
26
15
15
12
0
0

Precipitation Amount (mm)

0.2
0.3
0.2
0
0
0
0
0
0
0
0
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
11
11
11
11
11
12
13
14
14
15
16
16
16
16
16
16
15
14
13
13
13
13

Dew Point (°C)

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

Relative Humidity (%)

76
83
87
89
89
83
69
56
46
41
39
38
36
34
33
34
34
34
35
36
37
42
49
58

Pressure (mb)

1008
1008
1008
1008
1009
1009
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1013
1013
1014
1014
1015

Ozone (du)

350
350
348
348
347
347
347
346
346
346
346
347
347
348
348
348
348
348
347
345
344
343
342
341

Saturday 22

Waxing Gibbous 75%

17:49

00:12

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
23 OK
00 Good
01 Good

Sun - Rise: 06:02, Set: 20:16, Transit: 13:09. Moon - Rise: 17:49, Set: 00:12. Civil Dark: 20:53 - 05:26. Nautical Dark: 21:40 - 04:39. Astro Dark: 22:34 - 03:45

Total Clouds (% Sky Obscured)

86
84
87
89
94
83
75
67
59
50
41
53
65
82
73
61
49
53
58
67
53
35
11
6

Low Clouds (% Sky Obscured)

82
81
84
85
87
77
67
62
50
36
25
25
24
24
33
43
49
53
58
67
51
26
2
1

Medium Clouds (% Sky Obscured)

6
7
12
18
21
22
19
12
8
3
0
4
7
22
15
8
1
6
13
21
14
12
10
6

High Clouds (% Sky Obscured)

2
1
9
4
3
0
0
0
0
0
6
9
13
17
14
14
7
5
2
0
0
0
0
0

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
5
5
5
5
4
5
4
4
4
5
5
4
3
3
2
2
1
1
1
1
2
3
4

Relative Humidity (%)

59
60
63
61
60
59
56
51
48
44
41
39
35
32
29
29
30
29
33
37
41
47
54
61

Pressure (mb)

1015
1015
1016
1016
1016
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1020
1020
1021
1021
1021

Ozone (du)

341
340
340
340
339
339
339
338
338
338
339
339
339
340
340
341
342
343
343
343
343
344
345
346

Sunday 23

Waxing Gibbous 83%

18:31

01:16

Sun - Rise: 06:04, Set: 20:14, Transit: 13:09. Moon - Rise: 18:31, Set: 01:16. Civil Dark: 20:51 - 05:27. Nautical Dark: 21:37 - 04:41. Astro Dark: 22:31 - 03:48

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: 17/08/26 02:17:46. Forecast: 17/08/26 to 23/08/26. Timezone: UTC+1.00