Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 10

Full Moon 100%

21:51

04:53

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

Sun - Rise: 04:57, Set: 21:20, Transit: 13:08. Moon - Rise: 21:51, Set: 04:53. Civil Dark: 22:07 - 04:11. Nautical Dark: 23:16 - 03:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

1
0
24
52
19
47
20
17
41
42
36
46
37
20
20
24
22
4
5
11
13
8
7
6

Low Clouds (% Sky Obscured)

0
0
0
17
6
19
17
12
17
22
30
31
21
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
1
0
0
0
3
3
2
2
0
2
2
0
3
0
0
0
1
3
2
2
2

High Clouds (% Sky Obscured)

1
0
24
39
19
25
7
6
41
42
23
43
37
20
20
24
22
4
5
11
13
6
6
5

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
5
6
6
6
6
5
5
5
5
5
5
5
7
7
6
4
3
2
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
68
60
55
51
46
43
40
38
37
37
37
40
48
53
61
72
79
82
82
83
85
86
83

Pressure (mb)

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

Ozone (du)

332
332
332
332
332
332
332
331
328
327
328
329
329
330
330
329
331
331
331
331
332
332
331
329

Friday 11

Waning Gibbous 98%

22:19

06:14

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

Sun - Rise: 04:58, Set: 21:19, Transit: 13:08. Moon - Rise: 22:19, Set: 06:14. Civil Dark: 22:05 - 04:12. Nautical Dark: 23:15 - 03:04. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

44
3
4
9
22
43
49
45
51
45
40
43
40
38
3
0
0
0
0
0
0
20
21
8

Low Clouds (% Sky Obscured)

0
0
0
4
22
43
49
45
51
45
40
43
40
38
2
0
0
0
0
0
0
20
21
8

Medium Clouds (% Sky Obscured)

3
0
3
2
2
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

19
3
4
5
3
3
3
0
0
0
1
0
2
2
2
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
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
4
4
4
4
4
3
3
3
4
5
6
7
7
8
10
8
6
5
4
3
3
4
3

Chance of Frost

Temperature (°C)

19
21
23
25
27
28
29
30
30
31
31
30
30
29
27
24
22
20
19
18
18
17
16
16

Feels Like (°C)

20
22
24
26
28
30
31
31
31
32
31
30
29
29
27
23
22
21
20
19
19
18
17
18

Dew Point (°C)

13
13
13
13
14
14
13
12
12
11
11
11
12
14
16
15
16
15
14
14
13
13
13
12

Relative Humidity (%)

70
62
54
48
44
41
36
33
31
30
30
30
33
41
50
59
68
70
72
73
76
79
81
78

Pressure (mb)

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

Ozone (du)

327
326
326
325
324
323
324
325
325
324
323
323
323
323
323
323
321
322
322
322
323
322
323
323

Saturday 12

Waning Gibbous 95%

22:39

No Set

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

Sun - Rise: 04:59, Set: 21:18, Transit: 13:08. Moon - Rise: 22:39, Set: No Set. Civil Dark: 22:04 - 04:13. Nautical Dark: 23:13 - 03:06. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
0
0
20
25
23
17
23
32
25
26
54
53
28
5
1
1
1
6
8
11
23
39
61

Low Clouds (% Sky Obscured)

0
0
0
20
25
23
17
23
32
24
26
42
40
21
0
0
0
0
4
8
11
22
34
46

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
5
11
18

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
2
2
8
3
50
50
28
5
1
1
1
5
1
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
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
8
9
9
9
9
10
11
12
12
12
12
10
8
7
6
5
5
4
5
5
6

Chance of Frost

Temperature (°C)

18
20
22
23
24
26
27
27
28
28
28
27
26
25
22
20
18
16
15
14
13
13
13
14

Feels Like (°C)

19
21
23
23
24
25
26
27
27
27
26
25
23
22
20
19
17
16
15
14
14
13
13
14

Dew Point (°C)

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

Relative Humidity (%)

66
58
52
45
41
38
36
32
30
30
30
33
37
44
48
56
64
69
73
78
83
89
90
87

Pressure (mb)

1018
1018
1018
1018
1018
1017
1017
1016
1016
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1015
1015

Ozone (du)

324
324
324
324
325
325
325
326
327
328
328
329
330
332
333
335
335
334
334
335
335
335
335
334

Sunday 13

Waning Gibbous 89%

22:54

07:38

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 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 OK
06 Good

Sun - Rise: 05:00, Set: 21:18, Transit: 13:08. Moon - Rise: 22:54, Set: 07:38. Civil Dark: 22:03 - 04:15. Nautical Dark: 23:11 - 03:08. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

64
59
58
62
57
55
54
60
72
92
89
46
86
92
81
100
100
100
100
100
100
60
25
1

Low Clouds (% Sky Obscured)

41
36
33
45
54
55
54
50
40
38
30
25
30
33
36
38
14
35
18
5
4
2
0
0

Medium Clouds (% Sky Obscured)

23
30
32
29
26
23
30
36
35
29
27
27
23
21
16
12
5
0
1
11
50
4
1
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
1
23
30
2
63
82
65
100
100
100
100
100
100
60
25
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
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
8
8
8
8
7
6
8
6
5
5
6
7
7
6
4
5
5
5
5
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
12
12
12
12
12
12
11
10
12
12
11
11
12
12
13
14
15
14
14
14
14
14
14

Relative Humidity (%)

77
67
60
54
50
44
40
36
32
36
39
35
36
42
49
60
64
75
72
73
76
79
83
78

Pressure (mb)

1015
1015
1015
1014
1014
1014
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

333
332
333
335
333
331
330
329
326
321
319
318
318
319
321
322
325
326
329
331
334
337
335
330

Monday 14

Waning Gibbous 80%

23:06

09:02

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

Sun - Rise: 05:02, Set: 21:17, Transit: 13:08. Moon - Rise: 23:06, Set: 09:02. Civil Dark: 22:02 - 04:16. Nautical Dark: 23:09 - 03:10. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

21
41
62
69
84
95
72
51
30
39
38
45
33
44
66
85
95
100
67
33
0
33
67
100

Low Clouds (% Sky Obscured)

13
29
44
56
68
79
61
44
25
19
11
5
23
14
5
18
31
44
29
15
0
0
0
0

Medium Clouds (% Sky Obscured)

10
21
34
38
49
58
44
19
0
15
30
41
22
19
20
13
7
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
28
54
81
54
27
0
3
6
9
21
37
66
75
75
70
47
23
0
23
43
65

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
6
5
0
1
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
10
10
11
11
13
14
17
16
15
15
12
11
10
9
8
8
7
7
6
7
8

Chance of Frost

Temperature (°C)

19
21
22
24
25
26
27
27
27
27
26
25
23
24
22
20
19
17
15
14
13
12
13
13

Feels Like (°C)

20
22
23
24
24
25
26
26
23
23
22
21
20
22
21
21
21
20
20
12
12
13
12
11

Dew Point (°C)

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

Relative Humidity (%)

67
56
49
42
34
30
27
25
26
30
33
27
32
39
46
56
61
67
74
82
89
96
92
86

Pressure (mb)

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

Ozone (du)

328
327
326
327
327
328
329
329
326
326
327
327
328
330
333
336
340
345
350
352
354
357
355
352

Tuesday 15

Waning Gibbous 70%

23:18

10:25

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 OK
20 Good
21 Good
22 Good
23 OK
00 OK
01 OK
02 OK
03 OK
04 OK
05 OK
06 Good

Sun - Rise: 05:03, Set: 21:15, Transit: 13:09. Moon - Rise: 23:18, Set: 10:25. Civil Dark: 22:01 - 04:18. Nautical Dark: 23:07 - 03:12. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

89
75
59
56
57
60
66
72
76
64
53
42
30
17
9
15
20
26
30
33
32
23
22
17

Low Clouds (% Sky Obscured)

13
26
39
27
15
2
13
30
39
25
13
1
1
0
0
0
0
0
1
2
3
4
0
4

Medium Clouds (% Sky Obscured)

0
0
0
3
7
12
21
28
41
40
34
28
21
16
9
15
20
26
30
33
32
23
22
17

High Clouds (% Sky Obscured)

57
47
35
29
19
9
9
10
10
13
15
12
25
17
9
15
20
26
30
33
32
23
22
17

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
1
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
67
54
45
43
42
41
40
38
37
33
32
30
35
42
51
54
59
64
68
74
80
76
73

Pressure (mb)

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

Ozone (du)

350
346
342
337
338
338
338
336
335
334
331
329
326
324
321
319
318
317
315
313
312
310
309
309

Wednesday 16

Waning Gibbous 59%

23:29

11:48

07 Good
08 Good
09 OK
10 OK
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 OK
21 Good
22 Good
23 OK
00 OK

Sun - Rise: 05:04, Set: 21:14, Transit: 13:09. Moon - Rise: 23:29, Set: 11:48. Civil Dark: 21:59 - 04:19. Nautical Dark: 23:05 - 03:14. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

13
15
17
31
52
71
71
79
92
93
93
94
65
33
9
16
19
28

Low Clouds (% Sky Obscured)

3
3
3
20
32
44
46
49
55
61
67
72
51
27
2
1
0
0

Medium Clouds (% Sky Obscured)

13
12
3
13
24
32
21
13
4
7
10
13
9
4
0
0
0
0

High Clouds (% Sky Obscured)

13
15
17
31
43
46
33
24
14
8
4
3
3
2
1
3
7
28

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
1
0
3
5
6
12
14
14
15
13
1
4
4
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
14
14
14
15
17
17
22
22
22
22
22
22
21
21
21
20
20

Dew Point (°C)

10
11
12
14
14
15
15
15
14
14
14
14
14
14
15
15
15
15

Relative Humidity (%)

69
67
64
62
60
58
57
53
50
48
48
48
49
56
65
75
80
85

Pressure (mb)

1022
1022
1022
1022
1022
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1021

Ozone (du)

309
308
307
305
305
305
305
304
302
301
301
300
300
300
301
301
300
300

Forecast for Bletchley, Milton Keynes, United Kingdom (51.99,-0.74)

Generated: 10/07/25 06:39:12. Forecast: 10/07/25 to 16/07/25. Timezone: UTC+1.00