Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 19

Waxing Crescent 27%

11:21

00:22

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

Sun - Rise: 04:38, Set: 21:24, Transit: 13:01. Moon - Rise: 11:21, Set: 00:22. Civil Dark: 22:14 - 03:49. Nautical Dark: 23:34 - 02:29. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

25
15
35
0
0
0
0
40
3
100
100
100
90
73
81
64
85
89
85
86
86
92
100
100

Low Clouds (% Sky Obscured)

14
15
35
0
0
0
0
0
0
0
0
29
37
47
51
45
62
80
73
63
70
73
68
64

Medium Clouds (% Sky Obscured)

17
15
2
0
0
0
0
0
0
15
100
99
90
28
22
18
26
29
37
41
34
37
49
63

High Clouds (% Sky Obscured)

4
12
3
0
0
0
0
30
3
100
90
63
0
1
13
2
27
20
55
46
30
56
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
2
1
0
0
0
0
0
3
3
9
2
0
0
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)

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

Chance of Frost

Temperature (°C)

29
28
27
25
24
21
20
19
18
18
17
17
17
17
17
18
19
20
21
22
22
23
23
23

Feels Like (°C)

27
28
26
25
25
24
22
21
20
17
17
16
17
17
17
18
19
20
20
20
21
22
23
23

Dew Point (°C)

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

Relative Humidity (%)

50
55
59
66
73
83
89
92
95
95
95
93
95
95
92
86
78
74
69
66
63
66
63
63

Pressure (mb)

1011
1011
1011
1012
1012
1013
1013
1014
1014
1014
1014
1015
1015
1015
1016
1016
1017
1018
1018
1019
1019
1020
1020
1020

Ozone (du)

331
331
334
335
334
334
336
336
336
333
333
336
341
342
340
338
334
333
332
332
333
334
335
336

Saturday 20

Waxing Crescent 38%

12:40

00:34

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
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 04:38, Set: 21:25, Transit: 13:02. Moon - Rise: 12:40, Set: 00:34. Civil Dark: 22:14 - 03:49. Nautical Dark: 23:34 - 02:29. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
91
96
98
91
94
85
85
88
73
95
97
84
76
64
68
55
97
91
91
88
83
100
100

Low Clouds (% Sky Obscured)

57
56
58
57
60
59
60
59
60
44
35
26
32
23
24
34
47
56
68
50
65
43
58
48

Medium Clouds (% Sky Obscured)

44
36
39
70
45
61
50
36
41
56
53
53
32
55
36
46
23
19
27
32
37
32
48
59

High Clouds (% Sky Obscured)

100
80
66
89
38
60
25
31
13
46
64
91
68
15
10
3
2
91
54
74
24
48
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 (%)

8
2
1
0
9
0
0
0
0
0
0
0
0
0
0
0
0
13
26
38
13
9
22
8

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
62
61
67
74
79
81
76
71
74
81
86
90
92
92
86
80
75
71
67
64
60
60
63

Pressure (mb)

1020
1021
1021
1021
1021
1022
1023
1023
1023
1023
1024
1024
1024
1024
1025
1025
1026
1026
1026
1026
1026
1025
1026
1026

Ozone (du)

335
335
334
335
338
341
342
340
340
341
341
341
343
343
340
339
338
337
337
337
336
337
338
337

Sunday 21

First Quarter 48%

13:56

00:45

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

Sun - Rise: 04:39, Set: 21:25, Transit: 13:02. Moon - Rise: 13:56, Set: 00:45. Civil Dark: 22:14 - 03:49. Nautical Dark: 23:34 - 02:29. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

97
96
96
68
61
100
99
100
100
77
90
47
62
81
79
71
82
93
100
99
70
75
87
100

Low Clouds (% Sky Obscured)

55
55
77
54
7
11
0
0
0
0
0
0
9
0
0
0
0
0
0
0
11
26
35
46

Medium Clouds (% Sky Obscured)

49
40
30
19
13
0
0
0
0
0
0
0
2
6
2
10
19
72
17
33
69
22
43
98

High Clouds (% Sky Obscured)

78
73
69
47
61
100
98
100
100
76
87
46
48
72
74
65
61
82
100
98
58
72
84
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 (%)

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

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

Chance of Frost

Temperature (°C)

26
26
26
25
23
21
20
18
17
16
16
15
15
14
15
16
18
20
22
24
25
26
26
27

Feels Like (°C)

26
27
27
26
22
20
18
17
15
15
15
14
14
13
14
15
18
20
22
24
25
26
27
28

Dew Point (°C)

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

Relative Humidity (%)

60
61
64
70
73
75
75
76
77
78
79
80
84
86
85
82
77
72
68
66
64
65
63
62

Pressure (mb)

1025
1025
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1025
1025
1025
1024
1024
1024
1023
1023
1023

Ozone (du)

336
336
333
333
332
332
334
333
333
331
329
327
326
327
328
329
328
328
329
331
333
329
328
327

Monday 22

Waxing Gibbous 59%

15:11

00:55

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
11 OK
12 OK
13 OK
14 Bad
15 Bad

Sun - Rise: 04:39, Set: 21:25, Transit: 13:02. Moon - Rise: 15:11, Set: 00:55. Civil Dark: 22:14 - 03:50. Nautical Dark: 23:35 - 02:30. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

94
88
83
74
65
50
63
59
86
68
75
84
89
68
68
51
45
33
34
33
31
47
53
74

Low Clouds (% Sky Obscured)

33
21
8
0
0
0
0
0
0
14
27
41
41
45
50
50
45
33
34
33
31
33
33
30

Medium Clouds (% Sky Obscured)

77
88
83
74
65
49
28
28
28
25
24
23
14
6
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

80
61
41
19
0
1
38
58
86
68
75
84
89
68
68
51
29
6
7
6
7
20
27
44

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 (%)

10
11
9
10
10
6
15
19
18
14
9
0
1
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
7
7
7
7
7
6
5
4
4
3
3
2
2
2
2
2
4
5
5
5
5
6
7

Chance of Frost

Temperature (°C)

27
27
26
25
24
22
20
19
18
18
17
17
17
17
18
19
21
23
25
26
28
29
30
30

Feels Like (°C)

28
28
27
27
24
22
20
19
19
18
19
18
18
18
21
22
25
26
27
30
32
33
33
32

Dew Point (°C)

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

Relative Humidity (%)

62
63
68
70
75
80
81
82
85
85
86
86
86
86
83
75
70
66
64
61
58
55
52
50

Pressure (mb)

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

Ozone (du)

329
329
327
329
330
327
325
323
322
321
320
319
318
315
314
313
312
312
313
313
312
313
314
314

Tuesday 23

Waxing Gibbous 69%

No Rise

01:07

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
06 OK
07 OK
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 04:39, Set: 21:25, Transit: 13:02. Moon - Rise: No Rise, Set: 01:07. Civil Dark: 22:14 - 03:50. Nautical Dark: 23:34 - 02:30. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

75
76
68
68
59
34
37
41
45
40
35
30
26
24
20
37
49
69
75
74
73
72
71
70

Low Clouds (% Sky Obscured)

30
29
26
30
34
34
37
41
45
40
35
30
26
24
20
37
49
69
75
74
73
72
71
69

Medium 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

High Clouds (% Sky Obscured)

47
50
46
44
33
2
1
1
1
0
0
0
0
0
0
0
0
0
0
0
1
5
8
11

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
1
1
0
0
0
0
0
1
1
2
5
5
0
5
7
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)

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

Chance of Frost

Temperature (°C)

30
30
30
29
28
25
24
22
21
20
20
19
18
18
18
19
20
21
22
23
24
24
25
25

Feels Like (°C)

32
32
31
33
31
28
28
26
25
23
23
22
22
22
21
22
22
22
23
23
23
23
28
28

Dew Point (°C)

19
19
19
20
21
20
19
20
19
18
17
17
16
17
17
16
16
15
15
15
16
15
15
15

Relative Humidity (%)

50
51
52
58
66
70
75
84
88
88
86
88
89
92
89
81
75
68
64
61
59
57
55
53

Pressure (mb)

1017
1017
1017
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019
1019
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

314
313
312
311
312
312
311
312
313
314
314
312
312
312
312
311
312
312
312
312
312
312
313
313

Wednesday 24

Waxing Gibbous 78%

16:26

01:21

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

Sun - Rise: 04:40, Set: 21:25, Transit: 13:02. Moon - Rise: 16:26, Set: 01:21. Civil Dark: 22:14 - 03:51. Nautical Dark: 23:34 - 02:31. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

65
58
49
47
50
49
51
47
56
47
38
31
41
48
52
56
59
51
56
58
61
63
66
65

Low Clouds (% Sky Obscured)

62
55
47
47
49
49
51
47
56
47
38
31
31
25
16
18
29
43
48
52
55
49
46
40

Medium 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

High Clouds (% Sky Obscured)

8
5
3
1
1
1
1
0
0
0
1
2
24
43
52
48
39
26
24
21
21
28
32
31

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 (%)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

28
27
27
28
27
27
26
25
24
24
18
18
19
18
17
17
19
19
19
20
20
21
24
24

Dew Point (°C)

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

Relative Humidity (%)

51
54
56
60
65
71
78
82
86
89
90
90
90
89
85
83
76
69
63
58
54
49
49
49

Pressure (mb)

1021
1021
1021
1022
1022
1022
1023
1023
1024
1024
1024
1024
1024
1025
1025
1025
1025
1025
1026
1026
1025
1025
1025
1025

Ozone (du)

314
315
316
318
317
317
316
316
315
315
315
315
316
315
314
314
313
313
313
313
312
312
312
313

Thursday 25

Waxing Gibbous 85%

17:41

01:40

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

Sun - Rise: 04:40, Set: 21:25, Transit: 13:03. Moon - Rise: 17:41, Set: 01:40. Civil Dark: 22:14 - 03:51. Nautical Dark: 23:34 - 02:32. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

57
48
38
44
52
55
38
26
19
27
28
36
39
22
12
16
20
25
20
15
15

Low Clouds (% Sky Obscured)

31
21
12
10
9
8
6
3
0
0
0
0
2
4
6
5
3
0
0
0
0

Medium Clouds (% Sky Obscured)

5
9
10
15
18
20
12
6
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

21
13
6
5
5
4
12
26
19
27
28
36
18
8
1
2
4
5
5
10
15

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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

25
24
24
23
21
19
16
15
14
13
13
12
12
13
14
14
17
19
21
22
23

Feels Like (°C)

24
25
25
26
21
20
19
19
18
17
10
11
11
10
10
9
15
15
15
16
16

Dew Point (°C)

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

Relative Humidity (%)

48
51
54
56
62
69
75
80
87
93
93
95
96
90
87
83
72
61
52
49
45

Pressure (mb)

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

Ozone (du)

313
313
313
313
314
314
314
314
315
315
314
313
313
313
312
312
313
313
313
314
315

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

Generated: 19/06/26 16:09:18. Forecast: 19/06/26 to 25/06/26. Timezone: UTC+1.00