Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 17

Waxing Crescent 27%

11:56

21:37

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
11 Bad

Sun - Rise: 05:53, Set: 20:24, Transit: 13:08. Moon - Rise: 11:56, Set: 21:37. Civil Dark: 21:02 - 05:16. Nautical Dark: 21:50 - 04:28. Astro Dark: 22:48 - 03:30

Total Clouds (% Sky Obscured)

66
74
79
84
99
97
95
99
97
98
96
94
97
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

66
74
17
81
73
41
84
71
24
76
79
72
56
77
100
96
95
80
68
73
33
45
49
30

Medium Clouds (% Sky Obscured)

66
74
79
84
99
92
85
95
49
56
51
59
53
79
87
55
81
69
57
31
42
51
62
86

High Clouds (% Sky Obscured)

41
29
79
84
55
16
0
30
54
37
54
19
92
100
100
100
100
100
99
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
3
71
4
1
0
1
5
2
5
2
5
23
54
46
16
7
3
1
2
3
9
1
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
8
9
10
7
6
5
6
7
6
4
5
7
9
10
9
10
11
12
12
13
15
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

23
23
23
23
24
23
24
23
21
19
19
19
18
17
16
15
15
15
15
16
17
17
18
18

Dew Point (°C)

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

Relative Humidity (%)

49
51
47
45
51
50
52
55
62
71
70
70
71
80
73
76
74
76
79
83
84
77
69
58

Pressure (mb)

1016
1016
1016
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1013
1013
1012
1012
1012
1011
1011
1011
1011
1011
1011

Ozone (du)

302
302
302
302
300
302
301
299
298
297
296
297
297
300
301
304
304
304
306
307
306
308
307
305

Tuesday 18

Waxing Crescent 36%

13:14

21:52

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 Good
05 OK
06 OK
07 OK
08 OK
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:55, Set: 20:22, Transit: 13:07. Moon - Rise: 13:14, Set: 21:52. Civil Dark: 20:59 - 05:17. Nautical Dark: 21:47 - 04:30. Astro Dark: 22:44 - 03:33

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
100
100
100
100
98
68
72
73
79
18
34
34
29
43
46
69
55

Low Clouds (% Sky Obscured)

17
12
20
12
26
13
24
18
12
18
17
1
5
15
22
36
14
12
19
17
22
28
55
33

Medium Clouds (% Sky Obscured)

92
94
88
87
90
97
89
95
98
99
100
58
40
2
2
3
0
17
15
16
24
18
23
27

High Clouds (% Sky Obscured)

100
100
100
100
100
100
97
100
100
100
90
96
47
50
51
56
3
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
9
18
10
0
2
1
0
0
0
0
1
4
6
7

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
13
11
10
9
9
9
8
8
10
10
11
11
11
11
11
11
12
12
12
11
10
9
7

Relative Humidity (%)

55
54
48
45
43
43
45
45
48
56
62
66
71
74
78
80
83
87
92
87
74
63
53
44

Pressure (mb)

1011
1011
1011
1010
1010
1009
1009
1009
1009
1010
1010
1010
1010
1010
1009
1009
1009
1009
1009
1009
1009
1008
1008
1007

Ozone (du)

304
302
302
301
300
299
299
299
300
301
304
307
308
309
311
314
318
321
326
330
329
331
339
344

Wednesday 19

Waxing Crescent 46%

14:31

22:12

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

Sun - Rise: 05:56, Set: 20:20, Transit: 13:07. Moon - Rise: 14:31, Set: 22:12. Civil Dark: 20:57 - 05:19. Nautical Dark: 21:45 - 04:32. Astro Dark: 22:41 - 03:36

Total Clouds (% Sky Obscured)

49
71
85
65
93
42
39
57
57
47
31
50
52
57
72
79
59
59
54
51
54
76
89
92

Low Clouds (% Sky Obscured)

33
71
79
64
65
38
39
57
31
26
2
2
2
50
72
68
39
30
34
30
35
62
79
77

Medium Clouds (% Sky Obscured)

18
0
13
21
28
11
5
14
20
36
20
30
38
49
55
54
22
32
22
21
20
20
24
25

High Clouds (% Sky Obscured)

0
0
0
1
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 (%)

0
0
0
0
0
0
0
1
4
4
2
2
4
9
4
3
2
1
2
18
25
34
37
35

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)

15
17
17
17
15
14
14
14
13
11
10
10
10
10
9
9
9
8
9
9
9
9
9
10

Chance of Frost

Temperature (°C)

21
22
23
22
23
22
21
20
19
18
16
15
14
14
13
13
13
13
13
14
15
16
18
19

Feels Like (°C)

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

Dew Point (°C)

6
4
7
8
7
8
7
9
10
10
11
12
12
12
12
11
11
12
12
12
12
11
11
13

Relative Humidity (%)

35
31
36
38
36
41
41
46
54
61
69
78
84
90
89
87
87
93
95
90
79
71
65
68

Pressure (mb)

1007
1006
1006
1006
1005
1005
1005
1005
1005
1006
1006
1006
1006
1006
1005
1005
1005
1004
1004
1005
1005
1005
1006
1006

Ozone (du)

345
345
341
340
340
344
343
348
348
343
344
346
347
344
345
346
348
350
351
351
350
349
349
349

Thursday 20

First Quarter 56%

15:44

22:40

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
11 Bad

Sun - Rise: 05:58, Set: 20:18, Transit: 13:07. Moon - Rise: 15:44, Set: 22:40. Civil Dark: 20:55 - 05:21. Nautical Dark: 21:42 - 04:34. Astro Dark: 22:37 - 03:39

Total Clouds (% Sky Obscured)

95
90
85
80
75
69
64
63
64
67
70
74
78
84
75
81
58
58
60
72
85
90
94
86

Low Clouds (% Sky Obscured)

76
75
73
75
75
69
64
63
64
67
70
70
73
65
44
41
20
23
25
38
57
66
62
44

Medium Clouds (% Sky Obscured)

25
21
18
14
11
8
3
6
10
12
17
19
20
29
33
40
33
26
20
25
33
39
35
43

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
20
40
55
55
55
55
40
17
0
10
20

ISS Passover

Visibility (miles)

9
9
7
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 (%)

33
39
42
38
46
43
41
38
30
6
6
4
0
0
0
0
0
0
0
0
0
0
6
4

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

Chance of Frost

Temperature (°C)

19
20
20
21
21
20
19
18
17
16
15
15
14
14
13
12
12
11
11
11
13
14
16
17

Feels Like (°C)

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

Dew Point (°C)

14
15
15
14
14
12
10
9
8
8
7
8
9
9
10
10
10
10
10
10
8
7
7
6

Relative Humidity (%)

72
71
69
67
63
58
56
55
56
57
57
61
70
75
80
86
87
93
95
88
72
61
54
48

Pressure (mb)

1006
1007
1007
1007
1007
1008
1008
1008
1009
1010
1010
1011
1011
1011
1011
1011
1012
1012
1012
1012
1013
1013
1013
1013

Ozone (du)

348
347
346
344
342
341
340
340
341
341
340
339
339
339
339
339
339
339
339
339
340
342
342
341

Friday 21

Waxing Gibbous 66%

16:50

23:18

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
11 OK

Sun - Rise: 06:00, Set: 20:15, Transit: 13:07. Moon - Rise: 16:50, Set: 23:18. Civil Dark: 20:52 - 05:23. Nautical Dark: 21:39 - 04:36. Astro Dark: 22:34 - 03:42

Total Clouds (% Sky Obscured)

86
96
95
94
90
87
84
78
54
62
58
70
69
74
76
75
78
83
87
81
76
70
57
43

Low Clouds (% Sky Obscured)

40
60
71
83
82
84
82
75
30
49
47
70
69
74
69
61
74
83
87
81
76
70
57
39

Medium Clouds (% Sky Obscured)

35
42
29
28
21
18
12
10
10
11
9
6
3
9
15
18
12
11
9
6
3
0
3
5

High Clouds (% Sky Obscured)

29
20
12
3
2
1
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 (%)

1
15
18
20
24
24
27
21
15
1
2
1
0
0
0
0
2
3
1
4
4
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)

9
9
9
9
9
10
10
10
10
9
8
7
7
6
6
5
5
5
5
5
5
6
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
4
4
4
3
3
5
5
6
7
7
7
7
6
6
6
5
5
5
4
4
4
4
3

Relative Humidity (%)

41
37
37
37
36
37
43
47
53
65
68
71
69
66
68
71
72
68
64
59
54
49
44
39

Pressure (mb)

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

Ozone (du)

340
339
339
340
342
342
343
345
346
346
345
345
345
346
347
348
349
349
350
351
350
350
349
348

Saturday 22

Waxing Gibbous 75%

17:45

00:10

12 OK
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 OK
05 OK
06 OK
07 OK
08 Good
09 Good
10 Good
11 OK

Sun - Rise: 06:01, Set: 20:13, Transit: 13:06. Moon - Rise: 17:45, Set: 00:10. Civil Dark: 20:50 - 05:25. Nautical Dark: 21:37 - 04:38. Astro Dark: 22:31 - 03:45

Total Clouds (% Sky Obscured)

32
50
66
82
77
74
72
76
77
83
81
78
79
73
63
51
38
27
13
9
4
0
11
20

Low Clouds (% Sky Obscured)

18
34
49
64
66
66
66
52
37
26
21
23
21
16
11
2
1
1
0
0
0
0
2
4

Medium Clouds (% Sky Obscured)

8
14
20
29
33
32
27
18
8
0
2
4
5
8
10
10
7
3
0
0
0
0
3
7

High Clouds (% Sky Obscured)

0
2
4
5
3
2
0
28
60
83
81
78
79
65
40
15
14
14
13
9
4
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)

7
8
9
9
9
9
10
10
9
7
6
6
5
6
5
6
6
6
6
6
7
8
10
10

Chance of Frost

Temperature (°C)

18
19
20
20
20
20
19
19
17
16
14
13
12
11
11
10
10
10
10
10
12
14
17
18

Feels Like (°C)

12
12
19
18
17
17
18
17
15
14
14
14
13
13
9
10
9
9
9
9
10
11
12
12

Dew Point (°C)

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

Relative Humidity (%)

35
32
30
27
25
27
27
28
34
40
48
52
57
62
67
73
81
84
88
91
77
66
56
47

Pressure (mb)

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

Ozone (du)

347
346
346
347
347
347
347
347
347
347
347
347
347
347
347
346
345
345
345
345
346
346
346
345

Sunday 23

Waxing Gibbous 83%

18:27

01:13

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

Sun - Rise: 06:03, Set: 20:11, Transit: 13:06. Moon - Rise: 18:27, Set: 01:13. Civil Dark: 20:48 - 05:26. Nautical Dark: 21:34 - 04:41. Astro Dark: 22:27 - 03:48

Total Clouds (% Sky Obscured)

26
27
27
32
34
43
48
49
47
36
40
45
54
51
46
39
34
29
22

Low Clouds (% Sky Obscured)

6
13
18
20
29
35
41
30
20
6
4
3
1
1
0
1
1
1
2

Medium Clouds (% Sky Obscured)

9
11
17
21
23
28
22
21
19
12
22
32
39
33
30
25
26
23
22

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
4
8
13
11
6
4
2
2
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

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
None
None
None

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
20
20
21
21
21
20
19
18
16
14
14
13
12
12
11
11
11
11

Feels Like (°C)

13
14
20
19
19
19
19
20
16
15
14
14
13
13
10
10
10
10
10

Dew Point (°C)

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

Relative Humidity (%)

40
34
31
28
26
28
31
33
41
48
58
64
71
79
81
84
87
84
83

Pressure (mb)

1020
1019
1019
1018
1018
1018
1018
1018
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

345
344
343
342
342
341
341
340
340
339
338
338
339
339
339
340
340
340
340

Forecast for Nether Heyford, Northamptonshire, United Kingdom (52.22,-1.04)

Generated: 17/08/26 12:51:19. Forecast: 17/08/26 to 23/08/26. Timezone: UTC+1.00