Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 13

Waxing Crescent 1%

07:53

20:44

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

Sun - Rise: 05:46, Set: 20:25, Transit: 13:05. Moon - Rise: 07:53, Set: 20:44. Civil Dark: 21:03 - 05:09. Nautical Dark: 21:51 - 04:22. Astro Dark: 22:48 - 03:25

Total Clouds (% Sky Obscured)

7
10
11
19
12
2
2
0
0
0
0
0
2
2
3
3
12
3
4
5
2
3
17
28

Low 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

Medium Clouds (% Sky Obscured)

7
10
11
19
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
9
10

High Clouds (% Sky Obscured)

0
0
0
2
4
2
2
0
0
0
0
0
2
2
3
3
12
3
3
4
2
2
2
9

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
6
8
10
10
10
10
9
8
5
3
3
2
2
2
3
4
4
4
4
4
5
7
6

Chance of Frost

Temperature (°C)

32
34
35
35
34
33
32
31
29
26
22
20
19
18
18
17
16
16
15
15
17
21
23
25

Feels Like (°C)

31
33
33
32
31
32
30
29
27
25
23
21
20
20
20
18
17
17
17
16
18
22
24
26

Dew Point (°C)

2
4
5
5
4
4
4
4
5
8
7
6
7
7
8
9
9
10
11
11
10
11
11
11

Relative Humidity (%)

14
14
15
15
15
16
16
18
22
32
38
40
44
48
53
57
61
67
74
76
66
53
46
40

Pressure (mb)

1021
1021
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

306
306
305
304
304
304
304
303
302
302
302
303
305
305
305
305
307
306
305
304
305
306
306
307

Friday 14

Waxing Crescent 4%

09:14

20:58

11 OK
12 OK
13 Bad
14 Bad
15 Bad
16 Bad
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

Sun - Rise: 05:48, Set: 20:23, Transit: 13:05. Moon - Rise: 09:14, Set: 20:58. Civil Dark: 21:01 - 05:11. Nautical Dark: 21:48 - 04:24. Astro Dark: 22:45 - 03:28

Total Clouds (% Sky Obscured)

37
40
59
55
37
34
33
39
62
62
53
71
94
67
79
84
100
100
96
100
99
86
79
94

Low Clouds (% Sky Obscured)

0
0
7
3
2
0
0
3
0
0
0
0
0
0
0
4
8
6
10
14
13
19
20
25

Medium Clouds (% Sky Obscured)

15
13
13
13
14
14
13
13
15
22
14
15
20
28
31
75
65
73
69
18
26
17
13
15

High Clouds (% Sky Obscured)

7
14
33
27
10
4
2
3
35
45
42
53
80
17
54
62
99
100
88
99
94
48
23
67

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
1
16
13
2
1
1
0
0
0
0
1
0
2
2
0
0
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)

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

Chance of Frost

Temperature (°C)

27
29
31
32
32
31
30
29
27
26
23
22
21
21
21
21
20
19
19
19
20
21
22
23

Feels Like (°C)

27
29
30
31
30
29
29
27
26
25
23
22
21
18
20
19
18
17
16
16
17
18
19
21

Dew Point (°C)

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

Relative Humidity (%)

33
29
25
23
23
23
24
24
31
38
39
46
57
62
67
70
68
68
68
68
65
60
52
48

Pressure (mb)

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

Ozone (du)

307
306
306
306
306
306
305
305
305
304
305
306
307
307
307
308
308
308
309
311
312
312
313
314

Saturday 15

Waxing Crescent 10%

10:32

21:10

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

Sun - Rise: 05:49, Set: 20:21, Transit: 13:05. Moon - Rise: 10:32, Set: 21:10. Civil Dark: 20:58 - 05:13. Nautical Dark: 21:46 - 04:26. Astro Dark: 22:42 - 03:31

Total Clouds (% Sky Obscured)

98
65
71
65
60
60
46
40
41
42
50
44
85
77
73
72
75
75
85
80
58
61
94
87

Low Clouds (% Sky Obscured)

34
36
32
29
37
37
40
39
38
42
43
44
46
45
43
42
37
31
28
25
21
19
15
16

Medium Clouds (% Sky Obscured)

13
19
19
14
9
6
7
7
5
1
19
2
13
0
0
0
3
12
85
80
9
13
20
15

High Clouds (% Sky Obscured)

73
65
63
65
60
60
0
0
0
0
0
2
30
25
28
30
25
25
30
41
32
51
94
70

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
8
10
5
0
0
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)

11
11
10
10
12
15
12
11
11
8
5
4
4
4
5
6
6
6
5
4
5
6
6
5

Chance of Frost

Temperature (°C)

24
25
27
27
28
27
26
26
25
24
21
20
19
18
18
18
17
16
15
15
16
17
19
21

Feels Like (°C)

22
23
26
26
27
24
25
25
24
23
23
21
20
18
18
18
17
16
15
15
16
18
20
20

Dew Point (°C)

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

Relative Humidity (%)

44
40
37
35
34
43
43
43
51
59
70
77
85
90
92
92
92
90
90
92
86
74
62
52

Pressure (mb)

1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1016
1017
1017
1018
1018
1018
1018
1018
1017
1018
1018
1018
1019
1018

Ozone (du)

317
318
318
321
319
317
315
315
315
315
316
316
316
317
318
317
317
318
320
322
321
321
321
323

Sunday 16

Waxing Crescent 18%

No Rise

21:23

11 Bad
12 Bad
13 OK
14 OK
15 Bad
16 OK
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

Sun - Rise: 05:51, Set: 20:19, Transit: 13:04. Moon - Rise: No Rise, Set: 21:23. Civil Dark: 20:56 - 05:14. Nautical Dark: 21:43 - 04:28. Astro Dark: 22:38 - 03:33

Total Clouds (% Sky Obscured)

87
70
45
42
59
36
34
30
41
68
80
87
92
56
70
97
97
97
77
96
93
91
89
93

Low Clouds (% Sky Obscured)

19
23
25
27
37
21
11
0
0
0
2
8
14
18
18
18
34
27
31
45
44
9
6
5

Medium Clouds (% Sky Obscured)

19
32
6
5
59
5
2
5
3
6
12
8
12
15
11
10
12
12
12
12
12
13
13
19

High Clouds (% Sky Obscured)

50
15
0
2
0
8
17
24
20
33
35
63
82
48
63
91
86
85
59
83
70
64
53
71

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)

3
3
5
7
9
12
12
11
10
7
5
5
4
4
4
3
3
3
1
3
4
4
6
7

Chance of Frost

Temperature (°C)

22
23
25
25
26
25
25
24
23
21
19
17
17
16
16
16
15
15
15
15
16
18
20
23

Feels Like (°C)

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

Dew Point (°C)

9
8
8
7
9
13
14
14
15
16
17
15
14
14
15
14
14
14
14
13
13
12
11
11

Relative Humidity (%)

43
37
34
31
35
45
51
53
58
74
89
89
85
89
92
90
90
92
90
89
81
66
54
47

Pressure (mb)

1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1018
1018
1018
1018
1019
1019
1019
1019

Ozone (du)

325
327
329
328
330
329
328
327
325
325
324
325
328
329
329
329
327
326
325
324
320
319
317
316

Monday 17

Waxing Crescent 27%

11:50

21:37

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 05:53, Set: 20:18, Transit: 13:04. Moon - Rise: 11:50, Set: 21:37. Civil Dark: 20:54 - 05:16. Nautical Dark: 21:40 - 04:30. Astro Dark: 22:35 - 03:36

Total Clouds (% Sky Obscured)

56
89
90
82
90
99
75
97
98
98
98
93
89
84
84
88
91
82
74
68
68
64
58
63

Low Clouds (% Sky Obscured)

4
4
51
29
13
21
19
25
29
33
33
30
22
20
14
12
10
4
5
5
19
32
46
59

Medium Clouds (% Sky Obscured)

21
23
21
16
11
9
17
22
84
54
94
40
89
64
46
27
8
6
4
6
4
3
0
1

High Clouds (% Sky Obscured)

34
81
46
50
77
87
22
61
51
40
45
35
35
40
35
40
45
48
36
21
11
6
1
2

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
1
2
4
7
10
9
7
0
2
1
0
0
0
0
1
1
1
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)

7
8
8
7
9
10
10
10
10
13
10
9
9
8
7
8
8
8
8
8
8
10
12
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
8
8
8
7
7
6
6
6
11
13
12
10
11
12
12
13
14
14
14
14
15
16
16

Relative Humidity (%)

40
34
33
32
31
31
30
30
32
51
63
58
54
56
62
65
70
76
76
76
77
72
68
65

Pressure (mb)

1019
1019
1018
1018
1018
1017
1017
1017
1016
1017
1017
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

314
312
311
310
307
304
302
300
298
297
296
295
293
292
292
291
291
291
291
291
291
291
292
292

Tuesday 18

Waxing Crescent 36%

13:06

21:54

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

Sun - Rise: 05:54, Set: 20:15, Transit: 13:04. Moon - Rise: 13:06, Set: 21:54. Civil Dark: 20:52 - 05:18. Nautical Dark: 21:38 - 04:32. Astro Dark: 22:32 - 03:39

Total Clouds (% Sky Obscured)

67
72
61
52
41
36
31
26
27
23
21
29
36
42
56
69
83
68
54
39
47
53
59
54

Low Clouds (% Sky Obscured)

67
72
61
52
37
26
15
6
7
9
10
13
19
23
34
48
60
52
42
33
44
53
59
54

Medium Clouds (% Sky Obscured)

2
2
2
3
2
7
13
20
17
14
10
15
15
11
5
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

3
4
2
1
0
0
0
0
0
0
0
0
0
0
7
17
22
16
8
2
2
2
2
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
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 (%)

16
17
13
8
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
2
7
7
3
3

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

Chance of Frost

Temperature (°C)

24
26
27
27
28
28
27
26
25
24
22
20
20
19
18
18
17
17
17
17
17
19
20
21

Feels Like (°C)

19
21
21
26
25
24
25
26
26
24
23
23
21
20
19
17
17
17
17
16
16
17
18
19

Dew Point (°C)

16
16
15
13
12
10
11
11
12
13
15
16
16
15
14
14
14
14
14
14
14
13
13
12

Relative Humidity (%)

59
53
49
42
37
33
35
38
42
51
63
79
77
77
76
79
82
86
85
82
79
71
65
59

Pressure (mb)

1015
1014
1014
1014
1013
1013
1013
1013
1013
1014
1014
1014
1014
1015
1015
1014
1014
1014
1014
1014
1014
1015
1015
1015

Ozone (du)

293
294
295
295
296
296
297
297
298
298
298
298
299
300
300
302
303
304
304
304
304
305
305
306

Wednesday 19

Waxing Crescent 46%

14:21

22:15

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 05:56, Set: 20:13, Transit: 13:04. Moon - Rise: 14:21, Set: 22:15. Civil Dark: 20:50 - 05:20. Nautical Dark: 21:35 - 04:34. Astro Dark: 22:29 - 03:42

Total Clouds (% Sky Obscured)

49
43
46
49
52
57
64
73
79
85
92
81
72
62
64
73
82
80
78
74

Low Clouds (% Sky Obscured)

49
42
26
13
2
1
1
2
2
1
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
4
8
11
13
14
16
11
7
2
4
7
8
12
16
20
35
47
58

High Clouds (% Sky Obscured)

6
8
6
8
9
30
51
71
61
73
92
72
49
21
38
55
72
57
42
27

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 (%)

2
1
2
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
23
23
24
24
25
25
24
24
22
19
17
16
15
14
13
13
13
13
13

Feels Like (°C)

18
18
18
24
23
23
23
23
23
21
20
19
18
17
16
10
11
11
11
11

Dew Point (°C)

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

Relative Humidity (%)

51
45
38
37
34
32
30
29
28
34
40
49
53
56
60
62
64
67
66
68

Pressure (mb)

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

Ozone (du)

306
307
307
307
307
308
307
307
307
308
309
310
310
310
310
310
311
312
314
317

Forecast for Southgate, West Sussex, United Kingdom (51.11,-0.19)

Generated: 13/08/26 11:23:12. Forecast: 13/08/26 to 19/08/26. Timezone: UTC+1.00