Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 23

Waxing Gibbous 83%

18:32

01:22

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

Sun - Rise: 06:10, Set: 20:17, Transit: 13:13. Moon - Rise: 18:32, Set: 01:22. Civil Dark: 20:54 - 05:34. Nautical Dark: 21:39 - 04:48. Astro Dark: 22:32 - 03:56

Total Clouds (% Sky Obscured)

5
8
10
14
16
20
17
2
6
56
60
42
50
46
45
80
63
68
72
77
89
74
81
64

Low Clouds (% Sky Obscured)

5
5
9
14
1
18
16
0
4
2
0
15
24
4
5
13
21
24
25
21
24
24
33
20

Medium Clouds (% Sky Obscured)

5
7
5
5
4
5
2
0
0
0
0
0
0
0
0
0
0
0
0
2
70
74
81
64

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
3
51
55
33
44
45
42
74
47
40
44
51
67
29
6
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

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
4
4
4
3
4
5
2
2
2
3
3
3
3
4
9
13
14
14
14
14
14
14

Chance of Frost

Temperature (°C)

23
22
20
17
16
14
13
12
11
9
9
8
8
8
10
14
17
18
20
20
22
23
23
23

Feels Like (°C)

22
21
19
17
15
15
13
11
12
10
8
7
8
8
11
13
14
14
15
16
17
18
18
18

Dew Point (°C)

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

Relative Humidity (%)

26
29
37
43
50
55
61
68
77
80
80
81
85
82
71
62
51
40
34
31
29
28
28
29

Pressure (mb)

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

Ozone (du)

342
342
341
340
339
340
343
343
343
341
340
339
338
337
336
335
334
333
332
328
325
322
322
322

Monday 24

Waxing Gibbous 90%

19:03

02:34

18 Bad
19 Bad
20 Bad
21 Bad
22 OK
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
17 Bad

Sun - Rise: 06:12, Set: 20:15, Transit: 13:12. Moon - Rise: 19:03, Set: 02:34. Civil Dark: 20:51 - 05:36. Nautical Dark: 21:37 - 04:50. Astro Dark: 22:29 - 03:59

Total Clouds (% Sky Obscured)

70
44
80
62
45
66
72
100
100
100
100
100
57
60
53
63
75
80
64
68
88
100
80
73

Low Clouds (% Sky Obscured)

31
19
26
1
2
5
2
7
29
28
43
57
46
42
37
25
13
14
12
15
5
4
0
0

Medium Clouds (% Sky Obscured)

68
7
5
5
7
62
11
40
72
38
55
19
16
14
15
13
75
72
9
14
68
100
50
15

High Clouds (% Sky Obscured)

6
2
34
20
11
35
44
99
100
100
100
100
57
53
3
57
4
2
47
46
68
99
80
73

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
1
1
1
1
1
4
11
20
30
41
33

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)

15
13
11
9
8
6
8
8
8
7
6
7
7
7
9
10
12
14
15
15
14
13
11
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
18
17
15
16
16
12
11
11
10
10
10
11
13
12
13
15
16
17
20
20
19
16
15

Dew Point (°C)

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

Relative Humidity (%)

32
35
41
50
58
67
66
75
77
77
83
83
89
90
76
66
54
44
36
32
28
26
24
23

Pressure (mb)

1015
1015
1015
1015
1016
1016
1016
1016
1015
1015
1014
1014
1014
1014
1014
1013
1013
1012
1012
1011
1011
1010
1010
1009

Ozone (du)

321
322
323
324
325
325
324
323
323
324
325
324
324
323
322
323
324
325
322
321
321
320
317
316

Tuesday 25

Waxing Gibbous 95%

19:25

03:51

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
17 Bad

Sun - Rise: 06:13, Set: 20:13, Transit: 13:12. Moon - Rise: 19:25, Set: 03:51. Civil Dark: 20:49 - 05:37. Nautical Dark: 21:34 - 04:53. Astro Dark: 22:25 - 04:02

Total Clouds (% Sky Obscured)

86
93
100
100
100
98
97
100
97
100
98
87
70
92
91
92
95
79
72
75
73
79
81
80

Low Clouds (% Sky Obscured)

29
20
27
19
58
56
60
35
52
84
91
58
65
83
88
92
67
61
52
58
48
56
58
32

Medium Clouds (% Sky Obscured)

56
93
98
97
100
98
97
97
97
75
38
26
18
14
1
0
0
7
11
10
12
9
7
5

High Clouds (% Sky Obscured)

3
61
100
100
100
89
85
100
35
100
30
18
5
15
22
9
86
28
27
30
29
34
40
44

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
9
9
9
9
4
7
9
6
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
None
None
None
None
None
Very Light Rain
None
None
None
None

Precipitation Probability (%)

20
7
3
4
3
2
3
2
5
4
4
5
29
41
23
5
5
5
24
44
36
26
15
18

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

7
6
5
5
5
5
4
3
3
2
2
2
2
2
2
4
6
7
9
10
10
10
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
15
14
14
13
14
14
13
14
14
14
15
15
16
16
17
20
21
22
23
24
25
25
25

Dew Point (°C)

-2
-1
1
3
4
5
7
8
9
10
10
10
12
12
12
13
16
16
15
14
16
14
13
15

Relative Humidity (%)

24
26
32
39
45
49
57
60
67
70
70
72
80
79
77
78
81
74
65
56
59
49
47
56

Pressure (mb)

1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011
1011
1010
1010
1010
1009
1009
1009
1009

Ozone (du)

316
316
315
314
316
316
317
319
319
319
320
321
322
321
321
321
322
322
323
326
325
322
320
320

Wednesday 26

Waxing Gibbous 99%

19:42

05:08

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
17 Bad

Sun - Rise: 06:15, Set: 20:11, Transit: 13:12. Moon - Rise: 19:42, Set: 05:08. Civil Dark: 20:47 - 05:39. Nautical Dark: 21:31 - 04:55. Astro Dark: 22:22 - 04:04

Total Clouds (% Sky Obscured)

82
88
94
100
49
97
97
97
97
98
98
99
100
100
100
100
100
100
97
86
100
100
100
100

Low Clouds (% Sky Obscured)

33
22
11
0
0
0
0
3
7
35
74
64
78
84
70
60
53
44
51
44
41
40
33
23

Medium Clouds (% Sky Obscured)

3
6
9
8
11
11
44
97
97
89
97
65
25
29
36
35
53
38
33
24
20
82
92
96

High Clouds (% Sky Obscured)

48
65
83
100
49
79
76
52
30
72
85
92
100
70
100
100
100
100
93
69
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
7
3
9
6
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
Light Rain
Very Light Rain
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

7
7
9
1
1
3
3
12
20
34
77
64
59
63
64
76
91
95
95
95
95
75
74
76

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.6
0.2
0
0
0
0.2
0.4
0.4
0.5
0.6
0.5
0.3
0.3
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
12
14
14
13
14
14
13
14
14
14
15
15
16
16
15
14
12
10
7
6
5
7
7

Relative Humidity (%)

44
47
61
69
72
77
79
79
85
85
86
90
93
93
93
85
76
65
54
45
39
36
41
44

Pressure (mb)

1009
1008
1009
1008
1009
1008
1008
1008
1007
1007
1006
1005
1005
1004
1004
1004
1004
1003
1003
1002
1002
1002
1002
1002

Ozone (du)

320
320
321
323
323
323
323
325
323
325
324
328
332
336
334
333
332
332
333
334
335
337
340
340

Thursday 27

Waxing Gibbous 100%

19:55

06:25

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
17 Bad

Sun - Rise: 06:17, Set: 20:08, Transit: 13:11. Moon - Rise: 19:55, Set: 06:25. Civil Dark: 20:44 - 05:41. Nautical Dark: 21:29 - 04:57. Astro Dark: 22:19 - 04:07

Total Clouds (% Sky Obscured)

100
91
82
81
100
100
100
100
100
100
100
100
99
83
66
47
44
49
51
64
75
87
83
79

Low Clouds (% Sky Obscured)

14
14
16
18
22
25
24
24
25
25
24
27
28
51
45
25
15
15
18
34
51
67
51
35

Medium Clouds (% Sky Obscured)

84
18
6
5
5
10
9
84
100
100
100
100
66
51
38
24
23
18
17
15
10
6
14
24

High Clouds (% Sky Obscured)

100
84
70
66
100
100
100
100
100
100
100
100
99
83
66
34
26
18
10
17
24
32
43
53

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
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

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

Precipitation Probability (%)

79
70
60
54
58
60
59
63
46
19
23
22
8
15
21
25
23
19
18
27
31
29
42
51

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

46
49
60
76
86
89
92
93
95
95
95
96
96
95
87
78
71
59
48
40
40
41
43
49

Pressure (mb)

1002
1002
1002
1002
1003
1003
1003
1003
1002
1002
1002
1002
1002
1002
1004
1004
1004
1003
1003
1003
1003
1002
1002
1002

Ozone (du)

341
343
345
347
345
344
344
345
346
347
348
348
349
349
349
349
350
348
347
345
343
341
338
336

Friday 28

Full Moon 99%

20:07

07:43

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
17 Bad

Sun - Rise: 06:18, Set: 20:06, Transit: 13:11. Moon - Rise: 20:07, Set: 07:43. Civil Dark: 20:42 - 05:43. Nautical Dark: 21:26 - 04:59. Astro Dark: 22:16 - 04:09

Total Clouds (% Sky Obscured)

87
89
93
92
86
80
72
73
82
97
96
95
94
96
98
100
100
100
100
100
100
99
99
99

Low Clouds (% Sky Obscured)

19
32
49
67
76
80
72
73
74
69
76
84
94
87
79
72
77
87
92
96
98
99
95
90

Medium Clouds (% Sky Obscured)

34
55
79
92
86
80
72
73
82
87
61
36
10
15
17
24
21
28
26
29
27
30
27
24

High Clouds (% Sky Obscured)

70
78
81
81
62
43
30
37
45
50
46
40
33
39
45
45
61
61
67
71
75
80
85
90

ISS Passover

Visibility (miles)

9
9
9
8
7
8
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
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None

Precipitation Probability (%)

51
60
71
66
57
55
37
25
16
6
12
14
12
12
16
13
40
67
91
83
70
41
34
29

Precipitation Amount (mm)

0
0.2
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.7
0.5
0.4
0
0
0

Wind Speed/Direction (mph)

11
11
9
7
5
5
5
5
6
7
8
8
8
8
9
10
11
11
12
12
13
14
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
18
13
13
14
13
12
12
12
12
12
12
12
12
12
12
13
13
12
11
14
13
12
13

Dew Point (°C)

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

Relative Humidity (%)

58
67
74
82
89
89
89
89
89
89
89
89
87
87
84
79
76
73
69
67
63
61
58
63

Pressure (mb)

1003
1003
1003
1003
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1005
1005
1005
1005
1006
1006
1006
1006
1006
1005

Ozone (du)

334
332
332
332
332
331
330
330
329
328
326
328
330
331
329
327
325
325
324
324
325
326
328
328

Saturday 29

Waning Gibbous 96%

20:18

09:01

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

Sun - Rise: 06:20, Set: 20:04, Transit: 13:11. Moon - Rise: 20:18, Set: 09:01. Civil Dark: 20:39 - 05:44. Nautical Dark: 21:23 - 05:01. Astro Dark: 22:13 - 04:12

Total Clouds (% Sky Obscured)

99
92
87
85
78
66
55
63
70
78
85
92
98
98
98
98
96
95
95

Low Clouds (% Sky Obscured)

85
68
55
42
38
24
18
16
17
18
24
34
40
43
45
49
56
63
69

Medium Clouds (% Sky Obscured)

25
21
17
13
9
4
0
1
1
2
6
9
12
13
15
14
11
8
8

High Clouds (% Sky Obscured)

90
92
87
85
64
33
4
5
7
8
17
21
30
51
69
86
66
52
30

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

23
23
21
14
14
13
4
9
8
3
5
6
1
18
23
23
35
42
47

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
11
10
8
7
6
5
5
4
4
3
3
3
3
4
4
5
5
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
74
79
86
93
92
92
93
93
93
95
92
92
92
84
78
72
64
58

Pressure (mb)

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

Ozone (du)

329
330
326
323
320
318
316
313
312
310
309
308
308
308
308
307
307
306
305

Forecast for Little Dewchurch, Herefordshire, United Kingdom (51.97,-2.69)

Generated: 23/08/26 18:22:48. Forecast: 23/08/26 to 29/08/26. Timezone: UTC+1.00