Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 20

Waxing Crescent 43%

13:00

23:18

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

Sun - Rise: 05:09, Set: 21:12, Transit: 13:10. Moon - Rise: 13:00, Set: 23:18. Civil Dark: 21:57 - 04:25. Nautical Dark: 23:01 - 03:22. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

35
21
24
41
46
61
91
90
71
64
35
34
20
16
15
39
12
24
62
64
50
47
52
31

Low Clouds (% Sky Obscured)

2
2
8
14
13
23
33
35
36
33
23
0
0
0
0
13
9
24
42
41
40
39
44
27

Medium Clouds (% Sky Obscured)

6
4
1
41
46
55
52
58
54
45
35
34
20
16
15
35
10
2
0
0
0
0
0
0

High Clouds (% Sky Obscured)

3
13
3
1
1
3
2
1
0
0
0
0
0
0
0
0
0
4
49
41
15
4
4
6

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

Chance of Frost

Temperature (°C)

16
19
21
22
24
23
23
24
23
23
23
22
20
17
16
15
14
14
13
12
12
13
14
16

Feels Like (°C)

15
17
19
21
22
22
21
21
20
20
19
19
18
16
15
15
15
15
14
12
12
13
14
15

Dew Point (°C)

3
4
4
4
4
3
4
5
4
4
6
10
13
14
14
14
13
13
12
11
11
11
11
10

Relative Humidity (%)

40
36
34
30
28
27
27
29
28
28
34
47
65
79
87
95
95
93
93
93
93
90
79
67

Pressure (mb)

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

Ozone (du)

340
338
336
336
335
334
332
333
333
333
332
331
330
330
330
330
330
331
331
331
332
332
332
331

Tuesday 21

First Quarter 53%

14:16

23:31

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

Sun - Rise: 05:11, Set: 21:11, Transit: 13:10. Moon - Rise: 14:16, Set: 23:31. Civil Dark: 21:55 - 04:27. Nautical Dark: 22:58 - 03:24. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

32
38
63
76
67
80
82
78
90
96
92
74
56
48
45
48
49
81
79
50
84
89
85
90

Low Clouds (% Sky Obscured)

24
36
61
67
59
55
68
76
45
59
44
45
23
33
45
48
47
41
44
48
52
53
55
49

Medium Clouds (% Sky Obscured)

0
0
0
5
39
42
49
43
49
59
53
32
20
29
33
25
27
31
32
23
19
9
11
5

High Clouds (% Sky Obscured)

10
4
0
5
0
1
5
4
36
43
80
74
56
6
0
0
17
53
52
8
49
65
60
82

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
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)

8
8
10
10
9
9
8
8
9
9
9
8
8
6
4
3
2
1
1
2
3
3
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
9
9
8
8
7
6
5
6
7
10
13
14
14
15
15
15
14
13
13
13
13
12
12

Relative Humidity (%)

59
51
47
43
39
35
33
30
30
34
43
52
65
76
83
88
89
90
90
89
92
92
83
74

Pressure (mb)

1029
1029
1029
1029
1028
1028
1028
1027
1027
1027
1027
1027
1027
1028
1028
1028
1028
1027
1027
1027
1027
1027
1027
1027

Ozone (du)

330
327
326
324
323
323
324
324
325
325
325
326
328
332
335
337
336
334
332
331
331
329
329
331

Wednesday 22

Waxing Gibbous 63%

15:32

23:48

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

Sun - Rise: 05:12, Set: 21:10, Transit: 13:10. Moon - Rise: 15:32, Set: 23:48. Civil Dark: 21:54 - 04:28. Nautical Dark: 22:56 - 03:27. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

76
81
59
54
71
78
80
85
85
67
56
36
83
78
97
98
99
99
100
99
86
79
76
82

Low Clouds (% Sky Obscured)

50
34
52
37
41
53
52
45
50
32
22
19
22
32
29
40
46
53
42
35
32
27
24
25

Medium Clouds (% Sky Obscured)

11
17
13
27
58
24
25
31
36
42
31
20
36
33
39
44
24
24
18
12
12
7
5
4

High Clouds (% Sky Obscured)

47
64
7
2
6
0
17
14
5
10
7
4
58
58
85
94
99
99
100
99
81
75
62
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
0
0
0
0
0
0
0
0
0
0
3
6
10
2
2
2
1
0
2
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)

5
4
5
4
5
5
8
12
10
8
6
9
11
8
7
6
5
3
3
2
1
2
2
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
56
49
42
38
36
36
44
45
42
42
45
62
72
78
79
81
83
85
85
84
80
70
64

Pressure (mb)

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

Ozone (du)

331
332
331
331
332
333
335
335
334
333
332
332
330
328
326
325
324
323
323
322
321
319
317
315

Thursday 23

Waxing Gibbous 72%

16:47

00:10

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

Sun - Rise: 05:14, Set: 21:08, Transit: 13:10. Moon - Rise: 16:47, Set: 00:10. Civil Dark: 21:52 - 04:30. Nautical Dark: 22:54 - 03:29. Astro Dark: N/A - 01:26

Total Clouds (% Sky Obscured)

90
83
43
61
55
80
84
86
41
51
63
39
62
46
46
66
80
91
100
100
98
100
100
93

Low Clouds (% Sky Obscured)

20
24
27
39
34
23
18
13
6
0
0
0
0
5
9
12
9
4
0
9
19
28
26
22

Medium Clouds (% Sky Obscured)

2
9
15
22
24
23
23
23
22
18
19
20
21
26
27
26
31
31
31
36
38
39
33
26

High Clouds (% Sky Obscured)

80
62
16
15
7
45
52
60
15
27
40
13
34
15
16
35
60
80
100
100
97
100
100
93

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

Chance of Frost

Temperature (°C)

19
21
22
23
25
25
26
27
27
26
26
25
23
22
21
20
19
18
17
17
17
17
18
19

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

56
50
44
39
35
31
28
27
27
27
32
42
49
56
65
74
82
88
89
90
92
89
77
65

Pressure (mb)

1024
1024
1024
1023
1023
1022
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1018
1018

Ozone (du)

315
315
314
314
314
313
313
312
312
312
311
312
313
314
315
317
318
318
319
319
321
323
325
327

Friday 24

Waxing Gibbous 81%

17:57

00:41

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

Sun - Rise: 05:15, Set: 21:07, Transit: 13:10. Moon - Rise: 17:57, Set: 00:41. Civil Dark: 21:50 - 04:32. Nautical Dark: 22:51 - 03:31. Astro Dark: 00:54 - 01:40

Total Clouds (% Sky Obscured)

72
80
68
71
69
57
52
47
47
69
33
22
23
19
66
58
68
83
97
98
99
100
100
100

Low Clouds (% Sky Obscured)

18
11
5
0
4
8
13
9
12
33
4
0
0
1
3
5
7
8
11
8
4
0
12
29

Medium Clouds (% Sky Obscured)

18
23
27
33
40
45
49
47
46
44
33
22
23
19
9
0
13
29
44
58
68
72
70
81

High Clouds (% Sky Obscured)

72
80
68
71
52
26
5
2
2
0
0
1
1
2
60
58
68
79
91
93
96
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
2
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)

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

Chance of Frost

Temperature (°C)

20
22
23
24
25
26
27
27
27
27
27
25
23
21
19
18
17
16
16
15
15
15
15
17

Feels Like (°C)

19
21
22
23
23
24
25
25
24
24
23
21
21
20
19
15
15
14
14
14
13
12
12
15

Dew Point (°C)

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

Relative Humidity (%)

55
47
40
34
29
25
23
22
21
22
26
29
36
46
54
58
63
66
68
71
68
67
64
62

Pressure (mb)

1018
1018
1017
1016
1015
1014
1014
1013
1012
1012
1011
1011
1012
1012
1012
1012
1011
1011
1010
1010
1010
1010
1009
1009

Ozone (du)

328
329
328
328
328
328
328
329
328
328
327
326
326
326
327
328
329
330
331
331
332
333
333
337

Saturday 25

Waxing Gibbous 88%

18:59

01:24

09 Bad
10 Bad
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 OK
07 OK
08 Bad

Sun - Rise: 05:16, Set: 21:05, Transit: 13:10. Moon - Rise: 18:59, Set: 01:24. Civil Dark: 21:49 - 04:34. Nautical Dark: 22:49 - 03:34. Astro Dark: 00:40 - 01:50

Total Clouds (% Sky Obscured)

100
98
95
94
94
93
91
94
97
99
99
98
98
98
99
100
100
100
100
85
67
35
44
54

Low Clouds (% Sky Obscured)

61
74
82
92
88
83
79
82
84
83
81
77
76
85
93
100
100
100
100
70
40
10
22
38

Medium Clouds (% Sky Obscured)

94
94
94
92
85
78
75
77
79
80
66
54
47
43
35
31
35
43
44
38
32
26
29
28

High Clouds (% Sky Obscured)

100
70
40
10
11
9
3
20
43
67
75
74
69
46
22
0
0
0
0
0
0
0
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 (%)

4
16
21
22
20
18
16
22
23
20
19
15
1
8
13
17
20
20
19
17
12
5
5
2

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
57
56
56
54
56
58
60
59
59
58
62
65
68
74
81
87
89
89
90
89
86
86
75

Pressure (mb)

1009
1008
1008
1007
1007
1007
1006
1006
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1006

Ozone (du)

340
344
346
348
350
347
344
341
343
344
345
348
351
355
355
356
357
357
358
359
359
359
360
360

Sunday 26

Waxing Gibbous 93%

19:50

02:21

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

Sun - Rise: 05:18, Set: 21:04, Transit: 13:10. Moon - Rise: 19:50, Set: 02:21. Civil Dark: 21:47 - 04:35. Nautical Dark: 22:47 - 03:36. Astro Dark: 00:31 - 01:58

Total Clouds (% Sky Obscured)

63
73
85
98
91
87
82
83
81
80
59
40
20
16
13
11
10
4
1
14
25
40

Low Clouds (% Sky Obscured)

53
65
77
79
90
87
82
83
78
71
59
40
20
16
4
2
3
4
1
14
25
40

Medium Clouds (% Sky Obscured)

30
24
18
22
25
31
33
44
54
62
56
40
20
16
13
11
10
4
0
7
14
20

High Clouds (% Sky Obscured)

7
34
58
80
65
51
32
36
41
49
37
25
18
14
10
6
4
2
1
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

Fog (%)

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

Precipitation Probability (%)

0
7
10
11
13
13
13
16
14
10
8
6
0
1
2
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
18
19
20
21
21
21
22
21
20
20
18
17
16
14
13
11
11
11
11
12
13

Feels Like (°C)

15
14
15
15
16
17
17
16
17
17
16
16
16
15
14
14
14
8
9
10
10
9

Dew Point (°C)

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

Relative Humidity (%)

68
60
59
57
56
52
49
47
45
45
43
45
48
50
58
66
77
81
87
93
87
80

Pressure (mb)

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

Ozone (du)

360
360
361
362
363
363
364
364
364
363
363
364
365
366
365
364
363
362
360
359
357
356

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

Generated: 20/07/26 09:21:45. Forecast: 20/07/26 to 26/07/26. Timezone: UTC+1.00