Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 11

Waning Crescent 2%

05:03

20:16

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

Sun - Rise: 05:48, Set: 20:37, Transit: 13:12. Moon - Rise: 05:03, Set: 20:16. Civil Dark: 21:15 - 05:10. Nautical Dark: 22:05 - 04:21. Astro Dark: 23:06 - 03:21

Total Clouds (% Sky Obscured)

3
5
5
49
32
8
6
8
45
28
24
10
24
40
30
31
51
34
34
56
57
37
35
31

Low Clouds (% Sky Obscured)

0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
19
33
31
30
24

High Clouds (% Sky Obscured)

3
3
5
45
26
6
2
5
45
27
24
8
18
29
28
29
49
30
32
37
24
2
2
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
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)

10
11
11
10
9
9
9
10
9
7
6
6
8
8
7
6
5
5
4
3
3
4
5
7

Chance of Frost

Temperature (°C)

24
25
26
27
28
28
28
27
26
25
22
20
18
17
16
15
15
14
14
14
15
18
20
23

Feels Like (°C)

23
24
25
25
25
26
26
25
24
22
20
18
17
16
15
14
13
13
14
14
14
17
20
22

Dew Point (°C)

11
9
8
6
5
5
4
3
2
5
8
9
10
10
10
10
11
11
10
10
8
6
4
3

Relative Humidity (%)

43
36
30
26
24
22
21
20
21
28
39
51
57
63
66
72
76
79
78
76
64
45
33
26

Pressure (mb)

1024
1023
1023
1023
1022
1022
1021
1021
1021
1021
1022
1023
1023
1023
1023
1023
1023
1022
1022
1023
1023
1023
1023
1023

Ozone (du)

312
312
312
312
314
314
313
313
312
312
312
312
311
310
311
311
311
310
310
310
309
308
308
307

Wednesday 12

New Moon 0%

06:33

20:36

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

Sun - Rise: 05:50, Set: 20:35, Transit: 13:12. Moon - Rise: 06:33, Set: 20:36. Civil Dark: 21:13 - 05:12. Nautical Dark: 22:02 - 04:23. Astro Dark: 23:02 - 03:24

Total Clouds (% Sky Obscured)

44
36
34
38
28
51
25
38
33
24
44
47
47
42
43
43
36
38
29
32
27
38
34
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)

32
26
20
24
14
27
11
16
18
15
29
35
38
36
37
36
30
33
23
25
22
35
27
12

High Clouds (% Sky Obscured)

3
3
2
2
4
5
5
3
2
2
3
3
2
0
0
0
0
2
3
2
0
0
3
14

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)

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

Chance of Frost

Temperature (°C)

26
28
30
32
32
33
32
32
30
28
26
25
24
24
23
22
21
20
19
19
20
23
26
28

Feels Like (°C)

25
28
30
31
31
31
30
30
28
26
25
24
23
24
24
23
22
20
19
19
20
23
26
27

Dew Point (°C)

3
3
4
5
5
5
5
5
5
6
6
6
7
8
9
8
8
7
8
8
8
7
6
4

Relative Humidity (%)

22
19
18
18
18
18
18
18
19
24
28
29
31
37
40
41
43
44
48
50
46
35
27
21

Pressure (mb)

1022
1022
1021
1021
1021
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1019
1018

Ozone (du)

306
305
305
305
304
304
303
302
302
301
301
302
302
303
303
302
303
303
304
303
303
303
303
303

Thursday 13

Waxing Crescent 1%

07:59

20:51

11 OK
12 OK
13 OK
14 OK
15 OK
16 OK
17 OK
18 OK
19 OK
20 Bad
21 Bad
22 Bad
23 OK
00 OK
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: 20:33, Transit: 13:11. Moon - Rise: 07:59, Set: 20:51. Civil Dark: 21:11 - 05:14. Nautical Dark: 22:00 - 04:26. Astro Dark: 22:59 - 03:27

Total Clouds (% Sky Obscured)

5
0
0
7
2
5
0
0
31
59
56
45
40
48
87
83
83
79
74
75
76
72
65
61

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
15
24
26
27
28
31
32
30
28
27
27

Medium Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
19
23
23
21
40
21
17
19
16
16
8
14
10
6
3
7

High Clouds (% Sky Obscured)

3
0
0
5
2
4
0
0
4
35
30
25
0
7
65
83
83
79
74
75
76
71
62
61

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)

8
9
12
11
12
12
12
13
16
14
12
11
8
7
6
5
5
5
4
4
4
6
7
9

Chance of Frost

Temperature (°C)

31
32
33
34
34
33
32
31
27
25
23
22
21
20
19
18
18
17
17
17
17
19
21
23

Feels Like (°C)

30
30
30
31
32
31
31
29
26
24
20
19
19
19
19
18
18
18
18
18
18
20
22
23

Dew Point (°C)

3
3
5
8
8
8
8
6
11
12
8
12
14
14
15
15
15
15
15
15
14
13
12
12

Relative Humidity (%)

17
15
17
19
20
20
21
21
35
44
38
53
65
71
78
83
86
88
89
89
79
67
56
47

Pressure (mb)

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

Ozone (du)

304
304
304
304
304
304
306
307
308
307
306
306
306
305
306
306
306
306
305
305
305
305
306
306

Friday 14

Waxing Crescent 4%

09:21

21:04

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 OK
09 OK
10 OK

Sun - Rise: 05:53, Set: 20:31, Transit: 13:11. Moon - Rise: 09:21, Set: 21:04. Civil Dark: 21:09 - 05:16. Nautical Dark: 21:57 - 04:28. Astro Dark: 22:55 - 03:30

Total Clouds (% Sky Obscured)

60
69
95
100
100
81
65
51
54
60
69
81
84
60
56
52
80
74
75
74
63
40
25
24

Low Clouds (% Sky Obscured)

27
28
20
9
0
2
0
0
7
14
20
23
24
26
26
24
26
22
21
21
17
14
12
12

Medium Clouds (% Sky Obscured)

11
15
10
3
0
0
0
0
3
6
69
62
25
26
16
11
43
44
0
0
0
0
0
0

High Clouds (% Sky Obscured)

60
68
94
100
100
81
65
51
52
44
45
40
33
8
5
7
35
31
40
45
46
16
4
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 (%)

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)

10
11
12
12
13
14
13
12
12
10
10
9
9
10
9
9
9
10
9
8
8
9
11
12

Chance of Frost

Temperature (°C)

24
25
25
26
26
27
26
25
25
23
21
20
18
17
16
15
15
15
14
14
14
15
17
19

Feels Like (°C)

24
24
24
24
24
24
23
23
22
21
18
17
16
15
14
14
14
12
12
12
12
13
15
17

Dew Point (°C)

10
9
10
11
11
12
12
12
12
14
13
12
11
11
11
11
12
11
12
12
11
9
8
8

Relative Humidity (%)

41
37
37
38
38
39
41
43
45
55
61
61
63
66
70
77
80
79
84
90
82
66
55
49

Pressure (mb)

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

Ozone (du)

305
306
306
306
307
308
308
308
307
306
306
306
306
307
309
310
312
314
316
317
318
317
317
318

Saturday 15

Waxing Crescent 10%

10:40

21:16

11 OK
12 OK
13 OK
14 OK
15 OK
16 OK
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: 05:55, Set: 20:29, Transit: 13:11. Moon - Rise: 10:40, Set: 21:16. Civil Dark: 21:06 - 05:17. Nautical Dark: 21:54 - 04:30. Astro Dark: 22:52 - 03:33

Total Clouds (% Sky Obscured)

27
28
33
41
38
43
50
50
61
84
98
99
99
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

13
15
18
19
20
22
21
23
21
19
17
16
11
10
7
4
3
0
0
0
2
4
6
26

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
7
41
12
20
28
37
53
71
88
92
95
99
100

High Clouds (% Sky Obscured)

3
0
2
11
1
15
18
2
27
71
97
98
99
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
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
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)

11
11
11
10
10
9
9
8
8
8
7
7
6
6
6
5
4
3
4
4
4
5
5
5

Chance of Frost

Temperature (°C)

20
22
23
24
24
25
24
24
23
21
19
18
17
16
14
14
13
13
13
13
14
15
16
17

Feels Like (°C)

18
20
21
22
21
23
21
20
21
19
17
15
14
13
12
12
12
11
11
11
11
12
13
13

Dew Point (°C)

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

Relative Humidity (%)

42
37
32
28
26
25
25
26
31
39
48
52
56
58
64
67
69
72
70
68
65
59
54
48

Pressure (mb)

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

Ozone (du)

317
315
315
314
313
313
312
311
309
308
309
309
309
309
310
310
310
310
310
311
311
311
312
312

Sunday 16

Waxing Crescent 18%

No Rise

21:28

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: 05:56, Set: 20:27, Transit: 13:11. Moon - Rise: No Rise, Set: 21:28. Civil Dark: 21:04 - 05:19. Nautical Dark: 21:52 - 04:32. Astro Dark: 22:49 - 03:36

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
98

Low Clouds (% Sky Obscured)

44
63
66
69
81
78
76
74
76
76
78
82
86
90
94
97
100
100
100
100
100
100
100
90

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
97
93
95
98
100
100
100
100
100
100
100
100
100
100
97

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
98
99
99
99
99
98
98
99
100
100
100
100
68
40
15
20

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

13
24
26
30
33
35
35
35
52
63
74
73
73
81
80
77
67
69
68
58
74
74
81
66

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
5
5
4
4
3
3
3
3
4
4
6
6
6
7
7
8
9
10
10
11
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

48
47
46
46
47
47
47
46
46
48
48
49
52
56
59
67
75
84
87
90
95
93
93
93

Pressure (mb)

1016
1016
1015
1015
1015
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1013
1013
1013

Ozone (du)

315
317
320
321
322
324
325
327
329
329
330
330
330
329
329
329
329
329
330
331
332
331
331
330

Monday 17

Waxing Crescent 27%

11:58

21:42

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: 05:58, Set: 20:25, Transit: 13:11. Moon - Rise: 11:58, Set: 21:42. Civil Dark: 21:02 - 05:21. Nautical Dark: 21:49 - 04:34. Astro Dark: 22:45 - 03:39

Total Clouds (% Sky Obscured)

95
93
93
94
94
96
98
100
99
99
98
98
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

79
69
76
83
91
87
84
80
78
75
73
79
88
89
91
93
93
94
96
96

Medium Clouds (% Sky Obscured)

93
88
88
90
91
92
93
94
87
78
71
58
47
31
43
51
59
48
40
41

High Clouds (% Sky Obscured)

25
30
51
55
57
47
30
11
11
15
15
22
29
43
54
65
75
78
86
90

ISS Passover

Visibility (miles)

5
6
7
8
8
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

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

Precipitation Probability (%)

56
52
49
47
44
34
23
13
11
8
2
3
2
1
2
4
3
4
4
1

Precipitation Amount (mm)

0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
92
93
92
93
93
93
92
92
92
93
93
92
92
93
93
93
93
92

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

333
335
337
339
340
342
343
343
344
342
341
339
336
332
328
326
325
323
321
320

Forecast for Swindon, Swindon, United Kingdom (51.56,-1.78)

Generated: 11/08/26 11:06:04. Forecast: 11/08/26 to 17/08/26. Timezone: UTC+1.00