Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 17

Waxing Crescent 36%

13:05

21:34

18 OK
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: 05:50, Set: 20:17, Transit: 13:02. Moon - Rise: 13:05, Set: 21:34. Civil Dark: 20:53 - 05:13. Nautical Dark: 21:40 - 04:27. Astro Dark: 22:36 - 03:32

Total Clouds (% Sky Obscured)

38
50
56
92
100
87
76
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

38
43
56
43
3
5
23
31
32
35
44
80
54
72
68
62
70
53
29
12
11
13
15
18

Medium Clouds (% Sky Obscured)

38
50
56
86
82
30
32
39
41
51
37
88
82
87
68
93
100
91
82
77
80
74
92
89

High Clouds (% Sky Obscured)

6
0
45
58
99
70
7
100
100
100
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
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
0
0
0
0
0
3
22
34
46
37
44
19
15
3
8
6
4
1
0
0
0
0
0

Precipitation Amount (mm)

0
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)

6
4
1
1
1
2
4
6
8
8
7
8
9
9
9
10
10
10
12
12
12
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

46
49
50
52
54
55
58
62
58
58
59
59
69
75
80
74
69
64
52
44
40
36
34
32

Pressure (mb)

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

Ozone (du)

303
305
304
303
302
301
300
302
301
303
305
304
305
305
307
304
304
304
302
302
302
302
301
300

Tuesday 18

Waxing Crescent 34%

14:21

21:51

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: 05:52, Set: 20:15, Transit: 13:02. Moon - Rise: 14:21, Set: 21:51. Civil Dark: 20:51 - 05:15. Nautical Dark: 21:38 - 04:29. Astro Dark: 22:33 - 03:35

Total Clouds (% Sky Obscured)

100
100
99
100
97
98
99
100
100
100
100
100
100
100
100
100
99
73
88
89
81
42
77
79

Low Clouds (% Sky Obscured)

21
23
27
26
39
32
48
65
65
61
59
69
60
58
83
75
54
20
54
71
81
42
76
79

Medium Clouds (% Sky Obscured)

100
96
98
100
96
98
99
100
100
100
100
99
30
35
36
34
21
26
40
37
27
1
21
22

High Clouds (% Sky Obscured)

100
97
83
95
54
43
4
39
48
100
100
100
100
77
100
100
98
31
1
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
Very Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
1
8
45
57
75
87
81
38
19
4
2
4
2
5
5
5
10
23

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.5
0.7
0.5
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
7
7
8
8
9
8
8
9
10
10
11
11
11
11
11
9
7
6
6
9
9
10
12

Relative Humidity (%)

31
32
36
39
42
47
45
46
53
60
64
68
72
73
72
67
57
47
39
34
40
41
43
50

Pressure (mb)

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

Ozone (du)

300
299
300
300
300
300
299
299
300
300
299
303
307
311
313
315
316
316
315
317
319
319
318
320

Wednesday 19

Waxing Crescent 46%

15:33

22:12

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

Sun - Rise: 05:53, Set: 20:13, Transit: 13:02. Moon - Rise: 15:33, Set: 22:12. Civil Dark: 20:49 - 05:17. Nautical Dark: 21:35 - 04:31. Astro Dark: 22:29 - 03:38

Total Clouds (% Sky Obscured)

70
61
53
36
5
0
0
11
2
1
26
30
55
39
73
68
56
56
84
81
77
74
73
52

Low Clouds (% Sky Obscured)

59
38
45
9
0
0
0
11
1
0
1
1
1
18
48
36
35
32
74
75
77
74
73
30

Medium Clouds (% Sky Obscured)

25
31
18
15
3
0
0
0
0
0
10
12
24
18
29
28
15
15
14
12
10
8
7
10

High 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

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
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

17
23
25
3
1
0
0
0
0
0
0
1
1
2
3
6
11
18
32
37
48
57
54
47

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
23
21
20
19
18
17
16
15
15
14
14
14
14
16
18
19
20
22
22
22
22
21
21

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

47
47
61
67
59
50
52
58
64
69
74
76
79
76
69
61
54
45
40
37
35
35
38
37

Pressure (mb)

1005
1004
1005
1005
1005
1006
1006
1006
1006
1006
1006
1005
1005
1006
1006
1006
1006
1006
1005
1006
1006
1006
1006
1006

Ozone (du)

321
322
325
327
328
330
330
336
330
331
332
334
335
335
335
335
336
335
334
334
334
332
333
335

Thursday 20

First Quarter 56%

16:39

22:40

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: 05:55, Set: 20:10, Transit: 13:02. Moon - Rise: 16:39, Set: 22:40. Civil Dark: 20:47 - 05:19. Nautical Dark: 21:33 - 04:33. Astro Dark: 22:26 - 03:40

Total Clouds (% Sky Obscured)

69
57
34
37
55
61
67
73
77
85
87
88
89
94
100
100
100
100
99
100
100
100
100
99

Low Clouds (% Sky Obscured)

57
50
27
33
47
55
63
67
69
76
59
61
57
67
86
88
82
75
45
76
80
87
81
78

Medium Clouds (% Sky Obscured)

9
6
2
0
0
0
0
1
2
68
78
67
54
60
33
72
91
94
98
100
100
100
98
32

High Clouds (% Sky Obscured)

0
0
0
0
0
2
2
2
3
3
24
44
50
55
55
50
50
50
45
50
55
55
55
60

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
6
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
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

35
38
30
19
15
10
7
23
35
24
14
24
15
14
10
9
13
30
33
52
51
43
42
50

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

35
36
40
46
56
62
68
70
70
73
75
76
78
78
75
74
73
68
59
50
56
65
62
58

Pressure (mb)

1006
1006
1007
1007
1008
1008
1009
1009
1009
1009
1009
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012

Ozone (du)

336
336
336
335
335
333
334
334
334
335
337
339
341
342
342
342
341
339
339
341
343
344
344
344

Friday 21

Waxing Gibbous 66%

17:33

23:19

18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 OK
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: 05:56, Set: 20:08, Transit: 13:01. Moon - Rise: 17:33, Set: 23:19. Civil Dark: 20:45 - 05:20. Nautical Dark: 21:30 - 04:35. Astro Dark: 22:23 - 03:43

Total Clouds (% Sky Obscured)

95
77
63
58
54
51
47
48
49
69
72
65
60
85
91
96
96
97
98
97
96
95
96
97

Low Clouds (% Sky Obscured)

71
41
19
19
22
21
23
24
22
18
16
15
14
13
18
22
23
28
32
34
33
30
27
24

Medium Clouds (% Sky Obscured)

20
25
10
10
4
7
6
8
9
10
9
11
7
8
15
25
28
27
25
17
14
15
9
7

High Clouds (% Sky Obscured)

60
65
63
55
33
17
0
0
6
39
50
50
50
73
65
40
56
70
88
87
86
85
89
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
None

Precipitation Probability (%)

51
39
29
23
22
13
1
4
1
0
2
0
0
10
9
4
18
21
18
12
7
7
9
6

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
7
7
6
6
6
6
7
8
8
8
8
8
7
6
5
4
3
3
2
1
1
3

Relative Humidity (%)

51
50
53
54
54
57
60
62
65
70
72
74
73
72
62
54
47
41
36
32
30
28
26
31

Pressure (mb)

1013
1013
1013
1014
1014
1015
1015
1016
1016
1016
1016
1016
1017
1017
1016
1017
1017
1017
1017
1017
1016
1016
1016
1016

Ozone (du)

343
343
342
344
345
346
345
340
337
336
335
334
335
334
335
336
336
339
341
344
343
341
340
339

Saturday 22

Waxing Gibbous 75%

No Rise

00:11

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 OK
14 OK
15 OK
16 OK
17 Bad

Sun - Rise: 05:58, Set: 20:06, Transit: 13:01. Moon - Rise: No Rise, Set: 00:11. Civil Dark: 20:42 - 05:22. Nautical Dark: 21:28 - 04:37. Astro Dark: 22:20 - 03:46

Total Clouds (% Sky Obscured)

99
99
99
100
98
95
93
86
79
76
71
63
55
52
57
58
55
52
49
43
36
29
41
52

Low Clouds (% Sky Obscured)

20
15
11
6
3
2
0
0
0
0
0
0
0
2
5
7
5
5
4
3
1
0
3
8

Medium Clouds (% Sky Obscured)

4
4
4
3
17
30
44
47
48
48
36
29
18
22
17
16
16
15
11
9
7
5
6
7

High Clouds (% Sky Obscured)

99
99
99
100
98
95
93
64
37
10
7
6
2
5
7
9
7
5
2
3
4
5
14
23

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
1
1
0
1
0
0
3
2
1
5
4
2
10
9
1
2
1
0
1
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)

8
11
10
9
8
6
5
4
4
5
6
6
6
6
6
7
8
8
9
10
10
11
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

38
47
52
57
62
63
64
64
66
68
69
68
69
68
59
51
44
40
36
33
34
36
37
41

Pressure (mb)

1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016

Ozone (du)

338
337
338
339
340
340
339
339
338
337
335
335
334
334
336
337
338
337
336
335
334
332
331
331

Sunday 23

Waxing Gibbous 83%

18:16

01:14

18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 OK
00 OK
01 OK
02 Bad
03 OK
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 06:00, Set: 20:04, Transit: 13:01. Moon - Rise: 18:16, Set: 01:14. Civil Dark: 20:40 - 05:24. Nautical Dark: 21:25 - 04:39. Astro Dark: 22:16 - 03:48

Total Clouds (% Sky Obscured)

63
67
59
52
49
46
45
48
50
39
49
55
61
60
61
62
68
70
74

Low Clouds (% Sky Obscured)

13
12
6
0
0
0
0
0
0
0
4
7
9
15
21
25
37
49
61

Medium Clouds (% Sky Obscured)

8
6
7
8
5
4
0
6
13
21
38
55
61
60
61
62
68
70
74

High Clouds (% Sky Obscured)

31
27
23
20
20
15
20
24
22
25
27
24
30
35
34
34
34
34
34

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5

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
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
1
0
0
0
0
0
0
0
0
0
0
0
12
17
17
69
92
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.6
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

20
20
16
16
15
14
13
12
10
10
11
10
10
9
9
10
11
13
15

Dew Point (°C)

8
9
8
8
8
7
7
6
7
7
7
7
7
7
7
7
7
10
13

Relative Humidity (%)

45
50
52
55
57
59
61
63
66
69
72
72
72
71
64
57
52
61
72

Pressure (mb)

1016
1016
1017
1017
1018
1018
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1015

Ozone (du)

330
330
329
328
328
327
326
326
326
327
328
328
329
330
329
329
329
329
330

Forecast for Sutton at Hone, Kent, United Kingdom (51.41,0.23)

Generated: 17/08/26 18:28:30. Forecast: 17/08/26 to 23/08/26. Timezone: UTC+1.00