Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 17

Waxing Crescent 27%

13:17

21:46

17 OK
18 OK
19 OK
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

Sun - Rise: 06:02, Set: 20:28, Transit: 13:14. Moon - Rise: 13:17, Set: 21:46. Civil Dark: 21:04 - 05:26. Nautical Dark: 21:51 - 04:39. Astro Dark: 22:46 - 03:45

Total Clouds (% Sky Obscured)

35
18
25
74
82
88
72
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

3
16
21
14
21
36
51
62
66
72
100
94
94
81
76
68
64
45
23
30
42
39
16
8

Medium Clouds (% Sky Obscured)

4
18
25
17
20
26
36
35
49
50
73
89
49
41
58
55
93
88
83
95
98
98
100
89

High Clouds (% Sky Obscured)

0
3
12
50
56
46
16
78
100
100
100
100
100
100
100
100
100
100
100
100
100
98
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
1
0
0
0
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
1
2
6
7
16
10
9
18
17
4
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
61
66
78
83
87
89
93
93
92
95
95
96
96
96
93
84
71
63
56
55
57
63
66

Pressure (mb)

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

Ozone (du)

305
302
300
299
298
298
298
299
297
295
294
294
295
295
296
296
296
297
298
299
300
301
300
300

Tuesday 18

Waxing Crescent 37%

14:32

22:03

17 Bad
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

Sun - Rise: 06:04, Set: 20:26, Transit: 13:14. Moon - Rise: 14:32, Set: 22:03. Civil Dark: 21:02 - 05:27. Nautical Dark: 21:48 - 04:41. Astro Dark: 22:42 - 03:48

Total Clouds (% Sky Obscured)

98
99
98
95
99
99
99
100
100
100
100
100
100
100
100
67
76
70
53
26
10
6
35
27

Low Clouds (% Sky Obscured)

10
25
19
14
29
74
66
70
83
82
89
66
58
58
58
60
67
57
41
26
10
4
23
19

Medium Clouds (% Sky Obscured)

94
95
96
91
97
97
97
100
100
100
57
50
50
46
34
22
22
28
22
0
0
2
17
3

High Clouds (% Sky Obscured)

89
79
80
8
54
38
55
100
69
100
100
100
100
100
100
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
4
4
5
9
9
9
9
9
9
6
8
6
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
16
51
85
95
95
93
93
47
20
8
19
28
39
42
39
28
26
9
10

Precipitation Amount (mm)

0
0
0
0
0
0
0.3
0.8
0.7
0.7
0.6
0.6
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

17
16
15
13
10
9
8
7
6
7
7
7
6
6
5
6
10
11
11
12
14
16
17
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
15
15
15
15
15
15
16
16
15
14
14
14
14
15
15
15
15
16
16
17
17
17
16

Dew Point (°C)

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

Relative Humidity (%)

63
69
72
76
79
82
85
90
95
95
92
90
93
95
93
89
85
78
67
61
61
57
57
55

Pressure (mb)

1013
1012
1012
1012
1012
1012
1012
1011
1011
1010
1010
1010
1009
1009
1009
1009
1008
1008
1008
1008
1007
1007
1007
1007

Ozone (du)

299
297
297
297
297
296
295
295
295
297
301
305
310
314
317
318
321
322
324
327
328
330
329
327

Wednesday 19

Waxing Crescent 46%

15:44

22:25

17 OK
18 OK
19 Bad
20 Bad
21 OK
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

Sun - Rise: 06:05, Set: 20:24, Transit: 13:13. Moon - Rise: 15:44, Set: 22:25. Civil Dark: 21:00 - 05:29. Nautical Dark: 21:46 - 04:44. Astro Dark: 22:39 - 03:51

Total Clouds (% Sky Obscured)

25
23
46
47
23
42
60
67
65
61
64
74
77
72
83
76
80
83
61
45
51
57
44
37

Low Clouds (% Sky Obscured)

21
19
4
35
17
25
46
56
53
54
58
51
58
61
67
65
74
83
61
45
51
57
39
37

Medium Clouds (% Sky Obscured)

0
0
18
12
4
14
18
12
21
2
3
34
31
20
36
26
20
0
0
0
0
0
0
0

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
None
None
None

Precipitation Probability (%)

4
1
0
2
0
2
13
5
6
9
13
6
5
19
16
38
44
36
31
12
14
16
13
18

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)

18
18
15
11
9
8
7
7
6
6
5
5
5
5
4
6
9
11
12
14
15
15
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

53
57
64
75
80
86
92
95
95
95
96
95
96
96
95
83
74
69
67
57
56
54
53
53

Pressure (mb)

1007
1007
1006
1006
1007
1007
1007
1007
1007
1006
1006
1006
1005
1005
1005
1006
1006
1006
1006
1007
1007
1007
1007
1007

Ozone (du)

329
332
332
333
334
335
343
337
339
338
339
340
341
343
344
344
343
341
340
340
339
339
339
338

Thursday 20

First Quarter 56%

16:49

22:54

17 OK
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

Sun - Rise: 06:07, Set: 20:21, Transit: 13:13. Moon - Rise: 16:49, Set: 22:54. Civil Dark: 20:58 - 05:31. Nautical Dark: 21:43 - 04:46. Astro Dark: 22:36 - 03:53

Total Clouds (% Sky Obscured)

18
4
15
33
46
65
74
83
88
95
100
84
59
58
57
62
67
71
69
69
81
82
78
69

Low Clouds (% Sky Obscured)

17
4
14
32
43
65
74
83
79
74
68
55
31
31
31
34
34
38
39
40
54
68
71
30

Medium Clouds (% Sky Obscured)

0
0
0
4
4
29
5
5
8
14
21
30
33
34
31
29
25
17
9
1
4
8
11
15

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
25
48
67
65
59
58
57
60
60
54
53
50
46
41
35
25

ISS Passover

Visibility (miles)

9
9
9
9
6
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

23
29
39
47
29
21
21
5
21
25
21
8
4
0
0
0
0
2
8
3
6
4
1
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
11
12
14
15
14
13
12
12
12
11
11
10
10
10
10
9
8
7
6
4
3
4
5

Relative Humidity (%)

57
60
67
82
92
93
92
87
87
87
89
86
89
91
92
84
75
64
51
43
35
32
35
38

Pressure (mb)

1007
1007
1008
1008
1009
1009
1009
1010
1010
1010
1011
1011
1011
1011
1012
1012
1013
1013
1013
1013
1013
1012
1013
1013

Ozone (du)

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

Friday 21

Waxing Gibbous 66%

No Rise

23:33

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

Sun - Rise: 06:08, Set: 20:19, Transit: 13:13. Moon - Rise: No Rise, Set: 23:33. Civil Dark: 20:55 - 05:33. Nautical Dark: 21:41 - 04:48. Astro Dark: 22:33 - 03:56

Total Clouds (% Sky Obscured)

79
77
63
58
49
47
49
57
48
42
32
45
58
72
89
92
95
94
93
92
88
83
79
86

Low Clouds (% Sky Obscured)

66
48
19
19
21
22
26
57
48
42
32
36
13
13
39
49
61
57
53
47
48
46
49
55

Medium Clouds (% Sky Obscured)

19
20
14
11
9
7
3
0
0
0
0
5
8
10
3
4
5
10
14
23
21
19
17
17

High Clouds (% Sky Obscured)

12
0
0
0
0
0
0
2
15
20
15
15
15
20
10
15
20
24
31
30
30
23
17
39

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 (%)

5
5
12
9
4
16
13
0
3
5
0
0
1
2
5
8
9
12
14
8
15
16
3
11

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

39
44
50
64
75
75
71
65
60
62
66
73
75
78
73
65
57
50
45
40
35
36
37
39

Pressure (mb)

1013
1013
1013
1014
1015
1015
1015
1016
1016
1016
1016
1016
1017
1017
1018
1016
1017
1017
1017
1017
1016
1016
1016
1016

Ozone (du)

344
345
346
347
347
344
342
338
335
335
335
335
335
334
335
336
336
337
338
338
338
337
336
335

Saturday 22

Waxing Gibbous 75%

17:44

00:24

17 Bad
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 OK
09 OK
10 OK
11 Bad
12 Bad
13 Bad
14 Bad
15 OK
16 OK

Sun - Rise: 06:10, Set: 20:17, Transit: 13:13. Moon - Rise: 17:44, Set: 00:24. Civil Dark: 20:53 - 05:34. Nautical Dark: 21:38 - 04:50. Astro Dark: 22:30 - 03:59

Total Clouds (% Sky Obscured)

93
100
100
100
100
100
100
100
100
100
100
98
96
93
71
48
24
41
56
72
61
49
36
34

Low Clouds (% Sky Obscured)

57
66
67
66
64
50
37
22
16
9
3
3
3
3
4
6
9
10
8
8
6
3
0
0

Medium Clouds (% Sky Obscured)

14
10
10
12
13
34
56
78
79
80
78
77
71
64
44
23
3
10
17
28
27
26
25
22

High Clouds (% Sky Obscured)

65
93
94
97
100
99
99
99
99
99
98
90
83
76
57
36
13
18
20
24
16
7
1
1

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 (%)

11
1
3
6
1
3
2
0
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
5
4
6
7
7
7
6
6
6
6
6
7
8
9
8
7
6
5
4
3
2
1
1

Relative Humidity (%)

37
37
36
43
51
59
59
59
58
63
66
70
76
81
87
71
59
49
42
35
30
28
26
24

Pressure (mb)

1016
1016
1016
1016
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1016
1016

Ozone (du)

335
335
335
336
336
336
335
335
334
334
335
335
334
334
333
333
333
334
334
334
335
336
337
337

Sunday 23

Waxing Gibbous 83%

18:26

01:27

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

Sun - Rise: 06:12, Set: 20:15, Transit: 13:12. Moon - Rise: 18:26, Set: 01:27. Civil Dark: 20:51 - 05:36. Nautical Dark: 21:36 - 04:52. Astro Dark: 22:26 - 04:01

Total Clouds (% Sky Obscured)

34
28
39
48
62
63
60
54
52
50
47
49
51
52
47
44
41
41
48
51

Low Clouds (% Sky Obscured)

0
0
5
10
16
13
8
1
0
0
0
0
0
0
0
0
0
7
12
19

Medium Clouds (% Sky Obscured)

20
15
5
6
6
5
7
8
12
14
13
38
51
52
47
44
41
41
48
51

High Clouds (% Sky Obscured)

0
0
2
2
5
8
15
20
20
25
35
40
40
45
41
41
40
41
48
51

ISS Passover

Visibility (miles)

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

Precipitation Type

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
2
2
2
5
4
2

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

21
21
21
19
17
16
15
14
13
12
11
10
10
10
10
12
14
17
18
19

Feels Like (°C)

18
18
19
19
20
20
19
17
17
10
9
8
8
7
6
8
9
10
11
11

Dew Point (°C)

0
0
0
2
5
7
7
7
7
6
6
6
5
5
5
6
6
7
7
6

Relative Humidity (%)

24
24
25
33
43
56
57
60
63
65
70
72
72
72
73
64
57
51
47
42

Pressure (mb)

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

Ozone (du)

335
333
332
330
329
328
328
328
328
329
330
331
331
331
331
331
330
330
329
329

Forecast for Wells, Somerset, United Kingdom (51.21,-2.65)

Generated: 17/08/26 17:23:32. Forecast: 17/08/26 to 23/08/26. Timezone: UTC+1.00