Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 19

Waxing Crescent 33%

13:01

23:10

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

Sun - Rise: 05:14, Set: 21:13, Transit: 13:13. Moon - Rise: 13:01, Set: 23:10. Civil Dark: 21:56 - 04:31. Nautical Dark: 22:57 - 03:31. Astro Dark: N/A - 01:27

Total Clouds (% Sky Obscured)

66
72
77
34
3
17
11
0
0
0
36
54
100
98
95
95
72
23
3
17
8
41
12
10

Low Clouds (% Sky Obscured)

7
17
10
5
2
16
10
0
0
0
0
0
0
0
0
0
0
0
2
2
2
2
2
2

Medium Clouds (% Sky Obscured)

66
71
64
1
0
0
0
0
0
0
0
0
0
0
38
45
23
16
2
12
3
30
0
0

High Clouds (% Sky Obscured)

56
58
50
34
2
0
0
0
0
0
27
54
100
98
84
90
42
8
0
3
8
3
12
10

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
17
18
19
19
20
18
17
16
15
14
12
10
10
10
9
9
10
12
14
15
17
19
20

Dew Point (°C)

6
4
3
3
2
1
0
-0
1
4
7
8
8
8
8
7
7
7
6
5
3
2
1
1

Relative Humidity (%)

36
32
29
27
26
25
24
25
31
41
56
67
72
73
76
77
78
78
66
51
39
31
28
24

Pressure (mb)

1025
1025
1025
1024
1024
1024
1024
1024
1025
1025
1026
1027
1027
1027
1027
1027
1027
1028
1028
1028
1028
1028
1028
1027

Ozone (du)

354
354
357
360
359
348
345
343
344
342
342
343
345
343
340
338
337
338
340
339
337
336
333
331

Monday 20

Waxing Crescent 43%

13:01

23:22

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

Sun - Rise: 05:16, Set: 21:11, Transit: 13:13. Moon - Rise: 13:01, Set: 23:22. Civil Dark: 21:54 - 04:33. Nautical Dark: 22:55 - 03:33. Astro Dark: 00:58 - 01:41

Total Clouds (% Sky Obscured)

20
12
28
22
72
77
58
62
42
48
56
34
29
27
33
19
2
3
14
18
23
22
23
30

Low Clouds (% Sky Obscured)

7
8
12
1
23
22
7
5
12
4
16
4
7
7
22
17
2
3
14
18
23
22
23
29

Medium Clouds (% Sky Obscured)

0
0
8
12
37
36
31
30
21
31
38
24
17
17
15
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

20
12
2
0
0
0
0
2
0
0
0
0
2
1
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 (%)

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)

6
6
6
7
7
7
7
5
6
7
6
7
7
5
4
4
5
5
6
9
9
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
0
1
2
2
2
1
4
6
8
10
12
12
12
11
11
11
11
10
9
8
8
8
7

Relative Humidity (%)

22
21
21
22
22
23
23
29
37
44
54
68
72
74
76
78
83
87
76
64
55
50
44
39

Pressure (mb)

1027
1027
1026
1026
1025
1025
1025
1025
1026
1026
1027
1028
1028
1029
1029
1029
1029
1030
1030
1030
1030
1030
1030
1030

Ozone (du)

330
329
328
329
328
328
327
327
327
327
327
328
328
328
329
329
329
328
324
322
321
320
319
319

Tuesday 21

First Quarter 53%

14:16

23:37

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

Sun - Rise: 05:17, Set: 21:10, Transit: 13:13. Moon - Rise: 14:16, Set: 23:37. Civil Dark: 21:53 - 04:34. Nautical Dark: 22:53 - 03:35. Astro Dark: 00:45 - 01:50

Total Clouds (% Sky Obscured)

19
16
39
46
46
33
14
12
75
61
34
15
14
24
61
62
21
60
70
73
81
82
82
60

Low Clouds (% Sky Obscured)

17
12
31
42
10
15
3
3
25
51
34
15
14
22
23
11
10
11
8
5
0
5
10
15

Medium Clouds (% Sky Obscured)

0
0
0
0
17
11
2
6
18
9
5
0
3
0
0
0
0
0
0
0
0
8
5
24

High Clouds (% Sky Obscured)

0
2
3
2
15
3
4
0
44
0
2
0
0
3
25
29
4
18
37
53
72
67
60
35

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
10
10
9
9
8
7
5
4
1
2
4
5
5
4
4
5
5
6
9
9
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

22
22
23
23
24
23
23
23
22
19
18
18
17
16
16
13
12
13
12
13
14
15
16
17

Dew Point (°C)

6
6
5
5
5
5
5
6
8
7
9
11
11
12
12
12
11
11
9
8
6
4
3
2

Relative Humidity (%)

34
31
29
27
28
28
28
33
42
44
52
62
72
78
82
83
86
87
75
62
47
38
33
27

Pressure (mb)

1030
1029
1029
1028
1028
1027
1027
1027
1027
1027
1027
1027
1027
1027
1026
1026
1026
1026
1026
1026
1025
1025
1025
1024

Ozone (du)

318
318
318
320
322
325
325
326
331
337
341
341
335
329
330
329
326
324
324
325
326
327
327
330

Wednesday 22

Waxing Gibbous 63%

15:31

23:54

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

Sun - Rise: 05:18, Set: 21:09, Transit: 13:13. Moon - Rise: 15:31, Set: 23:54. Civil Dark: 21:51 - 04:36. Nautical Dark: 22:51 - 03:37. Astro Dark: 00:36 - 01:58

Total Clouds (% Sky Obscured)

61
63
70
91
94
96
80
84
31
31
32
74
37
40
78
80
48
81
84
77
50
59
72
65

Low Clouds (% Sky Obscured)

21
26
29
38
41
50
53
64
22
24
28
29
34
34
32
27
19
14
15
14
15
20
32
28

Medium Clouds (% Sky Obscured)

28
9
10
12
15
18
51
20
20
20
21
18
17
17
16
11
5
0
0
0
0
9
21
31

High Clouds (% Sky Obscured)

28
38
41
62
54
50
14
0
0
2
0
39
4
4
45
53
30
67
72
66
43
44
36
34

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)

11
11
10
10
11
11
14
9
10
7
6
5
5
5
4
4
3
3
3
4
4
3
2
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
20
21
21
20
21
20
20
18
19
18
17
15
16
16
13
13
15
13
15
17
22
23
23

Dew Point (°C)

1
1
2
2
3
4
10
9
10
12
11
12
12
13
13
13
13
13
10
10
10
10
9
8

Relative Humidity (%)

24
23
23
23
24
27
41
43
50
62
65
72
77
83
87
90
92
90
78
68
59
52
45
40

Pressure (mb)

1024
1023
1023
1022
1022
1021
1022
1022
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1025
1025
1025
1025
1024
1024

Ozone (du)

331
331
332
333
333
335
337
337
337
338
337
336
335
331
329
327
324
321
320
319
318
317
314
312

Thursday 23

Waxing Gibbous 72%

16:45

00:18

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

Sun - Rise: 05:20, Set: 21:07, Transit: 13:13. Moon - Rise: 16:45, Set: 00:18. Civil Dark: 21:50 - 04:38. Nautical Dark: 22:49 - 03:39. Astro Dark: 00:28 - 02:04

Total Clouds (% Sky Obscured)

46
54
45
45
39
70
75
35
9
14
16
20
15
10
5
25
42
51
61
67
76
63
48
35

Low Clouds (% Sky Obscured)

11
8
5
11
8
34
51
19
0
0
0
0
0
0
0
3
6
9
6
3
0
3
5
8

Medium Clouds (% Sky Obscured)

39
43
45
45
39
50
32
15
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

34
37
27
20
15
11
9
10
9
14
16
20
15
10
5
24
42
51
61
67
76
57
29
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 (%)

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)

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

Chance of Frost

Temperature (°C)

24
25
25
26
26
26
25
23
21
19
18
17
17
16
15
14
15
15
15
17
19
21
22
23

Feels Like (°C)

24
25
25
26
25
25
24
20
19
18
18
17
17
16
16
16
15
14
13
16
16
16
17
18

Dew Point (°C)

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

Relative Humidity (%)

35
31
29
28
27
27
31
41
58
64
69
74
77
79
80
83
79
74
70
60
51
43
38
34

Pressure (mb)

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

Ozone (du)

310
309
309
309
308
307
305
305
306
306
307
308
307
308
309
310
311
311
311
311
312
312
312
313

Friday 24

Waxing Gibbous 81%

17:54

00:50

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

Sun - Rise: 05:21, Set: 21:06, Transit: 13:13. Moon - Rise: 17:54, Set: 00:50. Civil Dark: 21:48 - 04:39. Nautical Dark: 22:47 - 03:42. Astro Dark: 00:22 - 02:10

Total Clouds (% Sky Obscured)

36
36
40
39
52
64
66
65
61
33
22
10
7
6
1
4
5
6
16
31
57
55
58
56

Low Clouds (% Sky Obscured)

19
30
40
39
47
50
37
29
18
12
8
4
2
1
0
2
3
4
5
10
15
15
12
9

Medium Clouds (% Sky Obscured)

0
0
0
9
18
24
14
7
0
0
0
0
0
0
0
0
0
0
0
0
0
4
9
13

High Clouds (% Sky Obscured)

0
7
30
30
35
50
64
65
61
33
22
10
7
6
1
1
1
0
3
25
57
49
39
35

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)

7
8
8
9
9
10
11
10
8
7
5
4
3
3
2
2
2
2
2
4
5
7
9
10

Chance of Frost

Temperature (°C)

25
25
26
26
26
25
24
23
21
20
18
17
16
15
14
13
14
14
14
16
18
20
21
22

Feels Like (°C)

19
26
25
24
25
24
25
22
21
21
20
19
19
14
14
15
14
14
13
16
17
17
17
17

Dew Point (°C)

7
6
6
6
6
7
7
8
8
9
9
8
9
8
8
8
7
6
5
5
5
5
3
1

Relative Humidity (%)

31
29
28
27
29
31
33
38
43
49
53
56
61
64
66
69
63
57
53
46
40
36
29
24

Pressure (mb)

1020
1019
1019
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1015
1015
1015
1015
1014
1014
1013
1013
1012

Ozone (du)

313
314
315
315
316
317
317
319
320
321
322
323
324
325
325
326
326
326
326
324
322
321
322
322

Saturday 25

Waxing Gibbous 88%

18:56

01:33

13 Bad
14 OK
15 OK
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: 05:23, Set: 21:05, Transit: 13:13. Moon - Rise: 18:56, Set: 01:33. Civil Dark: 21:47 - 04:41. Nautical Dark: 22:44 - 03:44. Astro Dark: 00:16 - 02:16

Total Clouds (% Sky Obscured)

52
41
23
46
70
94
79
64
49
54
60
67
72
76
79
84
86
91

Low Clouds (% Sky Obscured)

7
6
4
8
13
19
13
6
0
0
0
0
0
0
0
15
29
44

Medium Clouds (% Sky Obscured)

9
7
2
14
32
46
39
41
43
54
60
67
72
76
79
84
86
91

High Clouds (% Sky Obscured)

32
21
9
33
57
82
55
29
5
10
5
15
15
25
50
60
60
55

ISS Passover

Visibility (miles)

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

Precipitation Type

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
1
4
7
23
36
47

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
24
25
25
25
24
23
21
20
18
17
16
15
15
15
15
15
14

Feels Like (°C)

18
24
24
23
23
24
24
18
19
19
19
18
17
12
12
12
13
13

Dew Point (°C)

-1
-1
-1
-1
-0
0
0
3
5
7
8
8
8
8
8
8
10
12

Relative Humidity (%)

20
19
18
18
19
21
22
29
37
48
52
57
60
62
63
66
74
83

Pressure (mb)

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

Ozone (du)

323
323
323
323
325
327
329
329
329
329
329
329
329
332
334
336
341
346

Forecast for Marlborough, Wiltshire, United Kingdom (51.42,-1.73)

Generated: 19/07/26 13:04:18. Forecast: 19/07/26 to 25/07/26. Timezone: UTC+1.00