Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 22

Waxing Gibbous 63%

15:28

23:44

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

Sun - Rise: 05:08, Set: 21:06, Transit: 13:06. Moon - Rise: 15:28, Set: 23:44. Civil Dark: 21:50 - 04:25. Nautical Dark: 22:52 - 03:23. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

97
77
92
100
100
100
98
86
76
86
79
76
38
52
44
62
63
73
81
96
97
100
100
94

Low Clouds (% Sky Obscured)

74
67
68
79
76
81
58
27
44
47
52
43
3
16
11
18
20
28
44
72
59
64
56
62

Medium Clouds (% Sky Obscured)

19
12
24
23
19
21
68
29
43
38
36
41
37
30
25
25
21
24
22
29
17
13
13
24

High Clouds (% Sky Obscured)

79
26
55
100
100
100
86
70
9
3
21
1
0
0
3
43
63
4
13
65
96
99
100
89

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
1
1
4
4
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
15
17
18
18
19
19
19
20
20
19
19
19
19
17
17
15
14
14
14
13
13
12
13

Dew Point (°C)

11
11
11
11
12
12
11
11
10
10
9
9
8
9
10
12
10
9
10
9
10
10
10
10

Relative Humidity (%)

80
73
67
62
60
57
54
51
47
46
44
43
43
47
55
66
65
67
71
73
75
76
78
79

Pressure (mb)

1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024

Ozone (du)

334
334
333
332
332
333
335
338
341
342
345
348
347
346
343
343
342
341
339
337
334
332
331
330

Thursday 23

Waxing Gibbous 72%

16:42

00:06

06 Bad
07 Bad
08 Bad
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 OK
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:10, Set: 21:04, Transit: 13:06. Moon - Rise: 16:42, Set: 00:06. Civil Dark: 21:48 - 04:26. Nautical Dark: 22:50 - 03:25. Astro Dark: N/A - 01:24

Total Clouds (% Sky Obscured)

90
75
87
87
89
88
98
88
95
96
100
87
78
82
68
92
81
50
45
57
57
70
83
81

Low Clouds (% Sky Obscured)

55
54
52
61
67
56
35
47
62
44
90
34
24
39
24
45
40
8
9
8
5
30
43
17

Medium Clouds (% Sky Obscured)

9
21
38
46
40
26
34
40
40
34
36
41
47
37
28
34
16
9
0
2
18
24
27
29

High Clouds (% Sky Obscured)

90
75
64
63
51
81
88
53
60
64
76
70
8
6
4
30
59
30
45
51
25
42
69
81

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
73
70
66
61
58
52
45
42
45
45
43
41
42
45
55
62
73
81
79
78
81
82
86

Pressure (mb)

1024
1024
1025
1025
1024
1024
1024
1023
1023
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1019

Ozone (du)

329
328
325
323
322
322
321
319
318
317
316
315
315
314
314
314
314
315
315
315
315
317
318
319

Friday 24

Waxing Gibbous 80%

17:53

00:37

06 Bad
07 Bad
08 Bad
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 OK
23 OK
00 OK
01 OK
02 OK
03 OK
04 OK
05 OK

Sun - Rise: 05:11, Set: 21:03, Transit: 13:06. Moon - Rise: 17:53, Set: 00:37. Civil Dark: 21:46 - 04:28. Nautical Dark: 22:47 - 03:28. Astro Dark: 00:49 - 01:37

Total Clouds (% Sky Obscured)

83
92
74
75
81
49
75
94
100
100
100
100
100
100
100
81
37
26
20
29
35
35
35
35

Low Clouds (% Sky Obscured)

0
0
0
16
4
4
17
0
28
10
17
14
3
5
6
9
10
13
15
19
23
25
18
9

Medium Clouds (% Sky Obscured)

30
15
12
20
17
15
0
0
18
29
34
14
0
2
4
6
7
7
8
6
5
3
12
21

High Clouds (% Sky Obscured)

83
91
74
74
80
43
68
91
100
100
100
100
100
99
98
79
35
19
9
23
31
35
35
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)

5
5
5
6
6
7
7
8
9
10
10
9
9
7
3
7
8
8
6
6
5
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
12
12
10
7
5
5
5
6
5
4
3
2
2
4
5
5
7
8
9
10
10
10
11

Relative Humidity (%)

85
73
62
51
39
31
27
26
26
25
24
22
21
22
28
34
36
44
50
56
63
69
74
78

Pressure (mb)

1019
1019
1019
1019
1019
1018
1017
1016
1016
1015
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1011
1011

Ozone (du)

319
318
318
318
319
320
320
320
321
321
321
320
320
321
320
320
321
323
324
325
327
329
330
330

Saturday 25

Waxing Gibbous 88%

18:55

01:20

06 OK
07 Bad
08 Bad
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

Sun - Rise: 05:13, Set: 21:01, Transit: 13:06. Moon - Rise: 18:55, Set: 01:20. Civil Dark: 21:45 - 04:30. Nautical Dark: 22:45 - 03:30. Astro Dark: 00:35 - 01:47

Total Clouds (% Sky Obscured)

38
99
99
98
97
96
96
94
93
74
85
85
98
96
99
95
82
97
96
64
63
59
56
54

Low Clouds (% Sky Obscured)

0
0
0
0
7
12
17
63
56
28
45
43
68
74
88
90
62
87
80
24
23
20
28
33

Medium Clouds (% Sky Obscured)

30
27
16
9
14
88
72
80
90
46
51
52
72
45
43
36
37
38
39
45
46
53
43
34

High Clouds (% Sky Obscured)

38
96
95
94
84
67
54
57
56
12
22
37
53
61
63
61
44
21
1
1
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
7
10
11
23
37
39
29
13
0
0
0
0
1
1
1
10
11
10
27
29

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
7
8
8
9
10
12
12
12
12
17
14
15
14
13
11
8
10
10
9
8
8
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
67
59
48
43
40
37
33
33
28
30
36
41
50
61
64
70
70
74
79
92
93
93
93

Pressure (mb)

1011
1011
1010
1010
1010
1009
1008
1008
1007
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1005
1005
1005

Ozone (du)

327
328
332
335
332
332
335
336
339
343
342
338
336
333
329
328
328
328
330
330
330
329
328
328

Sunday 26

Waxing Gibbous 93%

19:45

02:17

06 Bad
07 Bad
08 Bad
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 OK
23 OK
00 OK
01 OK
02 OK
03 OK
04 OK
05 OK

Sun - Rise: 05:14, Set: 21:00, Transit: 13:06. Moon - Rise: 19:45, Set: 02:17. Civil Dark: 21:43 - 04:31. Nautical Dark: 22:43 - 03:32. Astro Dark: 00:26 - 01:54

Total Clouds (% Sky Obscured)

47
48
68
48
52
85
85
79
71
64
64
59
57
47
42
35
36
35
34
33
30
26
24
21

Low Clouds (% Sky Obscured)

44
40
44
38
29
62
57
56
55
58
49
42
42
30
18
1
2
2
3
3
3
3
3
4

Medium Clouds (% Sky Obscured)

22
24
47
20
22
29
32
29
21
17
22
26
28
22
14
10
6
5
7
6
4
0
0
0

High 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

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 (%)

25
20
12
0
1
1
0
2
2
1
1
1
0
0
2
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
15
14
15
16
16
17
17
17
16
14
13
12
12
12
11
10
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
16
17
17
20
20
18
19
20
20
21
20
19
19
18
17
17
17
16
16
13
13
13
13

Dew Point (°C)

16
14
12
12
10
8
11
10
11
12
12
11
9
8
9
9
10
11
11
11
12
12
12
12

Relative Humidity (%)

92
79
66
61
50
41
49
45
47
48
49
46
44
43
48
53
60
65
69
75
80
84
87
86

Pressure (mb)

1006
1006
1006
1006
1006
1006
1007
1007
1007
1007
1007
1008
1009
1009
1010
1011
1012
1012
1013
1013
1014
1014
1015
1015

Ozone (du)

328
329
329
329
330
330
330
331
331
332
332
333
334
335
335
335
335
335
334
333
333
333
333
332

Monday 27

Waxing Gibbous 97%

20:23

03:24

06 OK
07 OK
08 OK
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 OK
22 OK
23 OK
00 OK
01 OK
02 OK
03 Good
04 Good
05 Good

Sun - Rise: 05:16, Set: 20:58, Transit: 13:06. Moon - Rise: 20:23, Set: 03:24. Civil Dark: 21:41 - 04:33. Nautical Dark: 22:40 - 03:35. Astro Dark: 00:18 - 02:01

Total Clouds (% Sky Obscured)

20
23
27
30
41
53
58
61
64
71
77
83
93
74
50
23
25
27
33
26
19
17
12
14

Low Clouds (% Sky Obscured)

7
9
11
13
10
9
7
19
32
45
63
82
93
65
37
13
15
13
12
5
4
3
4
2

Medium Clouds (% Sky Obscured)

0
5
10
14
27
37
45
42
39
40
40
37
30
30
30
23
21
21
21
17
11
8
5
3

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
2
4
5
4
4
4
2
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
1
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
12
12
13
13
14
14
14
15
13
12
12
9
6
5
4
5
7
7
8
8
9

Chance of Frost

Temperature (°C)

14
15
16
18
20
21
22
23
24
25
26
25
25
24
23
21
20
19
19
19
18
18
17
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
82
68
57
48
43
37
33
33
33
32
35
37
40
47
55
62
67
69
72
76
79
83
79

Pressure (mb)

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

Ozone (du)

332
331
331
330
330
329
328
326
325
324
323
323
323
323
323
323
322
322
322
322
321
321
320
320

Tuesday 28

Waxing Gibbous 100%

20:50

04:38

Sun - Rise: 05:17, Set: 20:57, Transit: 13:06. Moon - Rise: 20:50, Set: 04:38. Civil Dark: 21:39 - 04:35. Nautical Dark: 22:38 - 03:37. Astro Dark: 00:11 - 02:07

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Bourn, Cambridgeshire, United Kingdom (52.20,-0.05)

Generated: 22/07/26 06:50:10. Forecast: 22/07/26 to 28/07/26. Timezone: UTC+1.00