Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 4

Waning Gibbous 85%

23:28

09:23

04 Good
05 Good
06 Good
07 Good
08 OK
09 OK
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 OK
03 Bad

Sun - Rise: 04:46, Set: 21:23, Transit: 13:04. Moon - Rise: 23:28, Set: 09:23. Civil Dark: 22:11 - 03:59. Nautical Dark: 23:26 - 02:44. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

2
0
4
10
16
34
49
79
70
82
90
88
83
83
93
87
99
62
100
84
62
56
47
54

Low Clouds (% Sky Obscured)

0
0
4
10
16
34
49
55
61
41
9
33
33
16
29
29
5
16
11
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
21
36
23
19
0
0
0
1
0
55
44
25
19
42
54

High Clouds (% Sky Obscured)

0
0
0
0
0
3
7
46
31
60
73
75
75
83
89
81
99
56
100
60
50
56
47
14

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
10
12
13
14
14
16
17
17
17
17
17
16
15
13
11
11
10
9
9
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
14
15
17
20
21
21
22
22
23
23
23
23
23
22
21
20
17
16
17
15
15
15

Dew Point (°C)

13
13
13
13
13
14
13
12
13
13
13
14
14
14
14
14
14
14
13
13
14
14
14
14

Relative Humidity (%)

90
92
89
82
73
65
57
49
47
45
44
43
42
43
46
49
56
60
62
67
73
78
82
86

Pressure (mb)

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

Ozone (du)

337
336
337
337
337
337
336
335
333
331
331
334
336
336
339
337
336
337
339
339
339
340
343
345

Sunday 5

Waning Gibbous 77%

23:39

10:39

04 OK
05 Bad
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 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 04:47, Set: 21:22, Transit: 13:04. Moon - Rise: 23:39, Set: 10:39. Civil Dark: 22:10 - N/A. Nautical Dark: 23:25 - 02:46. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

38
71
65
100
99
96
94
97
98
100
100
100
100
92
94
62
92
53
60
89
90
65
92
78

Low Clouds (% Sky Obscured)

23
36
32
38
39
84
83
91
84
64
51
53
45
40
14
9
0
0
0
27
46
24
15
27

Medium Clouds (% Sky Obscured)

20
10
19
17
3
20
23
33
85
62
35
30
39
36
82
54
33
43
53
83
45
53
75
49

High Clouds (% Sky Obscured)

4
68
65
100
91
72
63
48
47
78
51
81
97
89
82
53
88
33
22
15
23
17
20
8

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
1

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

Chance of Frost

Temperature (°C)

16
15
16
17
19
21
22
23
23
24
25
27
27
28
27
26
25
23
21
20
19
18
17
16

Feels Like (°C)

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

Dew Point (°C)

14
14
14
14
15
14
14
14
14
14
15
15
15
14
15
15
16
17
16
14
12
13
13
12

Relative Humidity (%)

87
93
90
82
75
66
60
56
55
52
52
49
47
44
46
50
58
66
73
70
66
72
78
77

Pressure (mb)

1024
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1022
1021
1021
1021
1020
1021
1021
1021
1021
1021
1020
1020

Ozone (du)

342
340
343
345
344
342
341
339
337
335
334
333
332
331
332
331
332
331
329
327
329
326
326
327

Monday 6

Waning Gibbous 67%

23:50

11:56

04 Bad
05 Bad
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 OK
00 OK
01 Bad
02 OK
03 Bad

Sun - Rise: 04:48, Set: 21:22, Transit: 13:05. Moon - Rise: 23:50, Set: 11:56. Civil Dark: 22:09 - 04:00. Nautical Dark: 23:23 - 02:48. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

78
90
82
95
71
79
70
69
70
93
97
97
100
89
96
79
84
63
50
44
46
94
46
89

Low Clouds (% Sky Obscured)

28
26
25
35
29
39
51
69
65
48
64
54
55
45
68
26
23
3
2
8
9
5
3
0

Medium Clouds (% Sky Obscured)

46
64
43
95
71
33
19
12
21
15
20
42
25
23
24
46
38
33
50
44
46
57
46
41

High Clouds (% Sky Obscured)

5
11
21
17
3
55
67
58
38
91
72
72
100
55
59
37
45
38
17
5
5
57
3
58

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 (%)

3
6
6
16
1
0
0
0
0
0
0
0
0
0
0
0
1
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
9
10
11
12
13
13
13
13
13
14
14
14
13
13
12
8
6
5
5
7
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
85
83
76
66
56
49
45
42
37
32
29
27
27
28
30
35
45
57
65
68
66
68
77

Pressure (mb)

1020
1020
1020
1019
1020
1019
1019
1019
1019
1018
1018
1018
1017
1017
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

329
329
329
329
331
331
331
329
329
327
327
327
326
326
326
326
326
325
324
324
324
324
325
323

Tuesday 7

Third Quarter 57%

00:01

13:15

04 Bad
05 Bad
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 Good

Sun - Rise: 04:49, Set: 21:21, Transit: 13:05. Moon - Rise: 00:01, Set: 13:15. Civil Dark: 22:08 - 04:01. Nautical Dark: 23:22 - 02:49. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

91
90
89
90
92
96
96
95
95
91
89
81
60
65
73
59
50
31
34
36
33
27
21
15

Low Clouds (% Sky Obscured)

0
0
0
1
2
3
14
24
37
42
43
41
42
35
18
18
23
26
24
25
25
19
15
11

Medium Clouds (% Sky Obscured)

39
33
32
30
33
35
24
20
22
16
7
3
2
1
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

60
60
65
66
71
71
70
71
72
63
54
43
23
42
73
41
27
2
2
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
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
0
0
0
0
0
0
0
0
0
0
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
85
81
69
60
51
45
44
43
41
39
36
34
31
30
31
36
43
51
60
66
70
73
77

Pressure (mb)

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

Ozone (du)

323
324
323
323
322
321
319
319
317
316
315
314
314
314
313
312
313
314
314
315
315
315
316
317

Wednesday 8

Waning Crescent 45%

00:16

14:38

04 OK
05 OK
06 OK
07 OK
08 Good
09 Good
10 Good
11 Good
12 OK
13 OK
14 OK
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

Sun - Rise: 04:50, Set: 21:20, Transit: 13:05. Moon - Rise: 00:16, Set: 14:38. Civil Dark: 22:08 - 04:02. Nautical Dark: 23:20 - 02:51. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

20
25
28
19
13
6
10
16
19
29
37
52
59
63
64
74
81
91
85
79
72
79
86
93

Low Clouds (% Sky Obscured)

7
5
2
2
1
0
5
9
16
16
20
20
29
44
56
24
17
12
9
6
7
6
7
10

Medium Clouds (% Sky Obscured)

6
11
17
13
8
4
3
3
3
14
26
33
30
38
39
27
28
33
33
29
26
33
41
42

High Clouds (% Sky Obscured)

1
2
1
0
2
3
4
4
4
4
0
1
2
5
2
15
32
42
44
41
39
42
42
45

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
6
6
6
5
6
6
6
6
6
6
5
5
4
2
4
8
6
5
4
4
4

Chance of Frost

Temperature (°C)

16
16
17
17
19
22
24
25
27
29
29
29
30
30
30
29
27
25
23
22
21
19
19
18

Feels Like (°C)

17
17
18
18
20
22
24
26
27
29
29
29
30
30
30
30
29
30
30
28
28
26
18
18

Dew Point (°C)

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

Relative Humidity (%)

81
83
79
67
56
47
39
35
31
29
28
26
26
27
27
29
36
45
57
61
66
70
71
71

Pressure (mb)

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

Ozone (du)

317
317
317
317
317
317
318
318
318
319
319
319
319
319
319
320
321
322
323
324
324
324
325
326

Thursday 9

Waning Crescent 34%

00:36

16:06

04 Bad
05 Bad
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 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 04:51, Set: 21:20, Transit: 13:05. Moon - Rise: 00:36, Set: 16:06. Civil Dark: 22:07 - 04:03. Nautical Dark: 23:19 - 02:53. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

93
94
95
96
98
99
98
98
98
98
97
97
90
84
77
69
69
62
62
62
57
57
57
56

Low Clouds (% Sky Obscured)

10
17
23
27
35
36
20
20
9
6
3
2
4
3
8
10
11
13
17
15
15
8
11
11

Medium Clouds (% Sky Obscured)

47
55
61
63
62
62
55
43
36
35
34
29
24
20
19
19
22
18
19
24
30
31
33
25

High Clouds (% Sky Obscured)

45
40
40
50
55
60
67
73
83
87
81
81
66
54
51
48
52
56
58
59
57
49
49
41

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
1
1
3
3
2
4
4
0
4
4
11
10
10
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
17
17
16
19
18
18
18
19
19
29
29
29
29
29
29
26
26
26
25
24
24
17
18

Dew Point (°C)

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

Relative Humidity (%)

72
68
63
58
50
42
36
33
30
28
26
25
23
27
30
35
42
49
60
66
73
82
86
90

Pressure (mb)

1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

326
327
328
329
329
330
331
331
331
331
331
331
331
332
332
332
332
333
333
333
334
334
335
336

Friday 10

Waning Crescent 23%

01:05

17:37

04 Bad
05 Bad
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 OK
21 Good
22 OK
23 Bad
00 Bad

Sun - Rise: 04:52, Set: 21:19, Transit: 13:05. Moon - Rise: 01:05, Set: 17:37. Civil Dark: 22:06 - 04:05. Nautical Dark: 23:17 - 02:56. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

61
70
75
90
90
95
92
84
82
77
78
87
82
74
67
49
30
13
32
47
62

Low Clouds (% Sky Obscured)

10
10
13
12
15
17
18
15
16
9
15
18
15
15
21
18
12
7
11
15
25

Medium Clouds (% Sky Obscured)

20
15
12
10
7
3
6
8
13
8
4
0
0
0
0
0
0
1
1
2
3

High Clouds (% Sky Obscured)

38
44
45
55
60
65
62
57
48
53
62
78
73
66
58
41
24
7
18
27
38

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 (%)

9
8
1
4
4
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)

5
7
8
9
9
10
11
11
12
13
13
14
15
14
14
14
13
12
11
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
18
16
15
20
21
20
21
22
23
29
27
26
26
26
26
21
20
20
19
18

Dew Point (°C)

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

Relative Humidity (%)

93
86
79
73
61
52
43
37
32
27
27
27
26
29
31
33
40
50
61
68
77

Pressure (mb)

1016
1016
1016
1016
1016
1016
1015
1015
1015
1014
1014
1014
1013
1013
1013
1013
1013
1014
1014
1014
1014

Ozone (du)

337
338
339
340
340
340
340
340
340
340
340
340
340
339
338
337
336
336
335
335
334

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

Generated: 04/07/26 04:48:01. Forecast: 04/07/26 to 10/07/26. Timezone: UTC+1.00