Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 10

Full Moon 100%

21:39

No Set

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

Sun - Rise: 04:52, Set: 21:09, Transit: 13:01. Moon - Rise: 21:39, Set: No Set. Civil Dark: 21:54 - 04:07. Nautical Dark: 23:01 - 03:03. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

18
30
45
53
55
32
1
11
15
21
7
6
12
6
1
15
5
4
16
16
10
12
17
10

Low Clouds (% Sky Obscured)

18
30
45
53
55
32
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

18
29
31
17
0
0
0
0
0
0
0
0
0
0
0
0
0
4
5
4
3
2
0
6

High Clouds (% Sky Obscured)

12
12
32
22
6
4
1
2
15
21
6
5
10
3
1
15
5
4
16
16
10
12
17
10

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
16
17
19
20
23
25
25
24
25
27
28
28
27
25
24
20
21
19
16
15
16
15
15

Dew Point (°C)

10
10
9
11
12
12
12
12
12
11
10
10
10
10
10
10
11
13
13
13
13
13
13
12

Relative Humidity (%)

67
65
59
58
58
51
49
47
45
40
35
34
34
35
37
42
49
63
73
79
83
86
85
84

Pressure (mb)

1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1021

Ozone (du)

326
326
324
325
326
328
328
328
330
330
328
327
328
331
330
329
328
329
330
331
333
334
334
333

Friday 11

Waning Gibbous 98%

22:08

04:50

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

Sun - Rise: 04:53, Set: 21:09, Transit: 13:01. Moon - Rise: 22:08, Set: 04:50. Civil Dark: 21:53 - 04:08. Nautical Dark: 22:59 - 03:05. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

5
4
0
10
8
49
24
17
18
17
6
12
31
3
1
1
1
1
1
1
1
0
6
0

Low Clouds (% Sky Obscured)

5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

2
2
0
8
4
7
8
8
10
8
3
3
0
0
1
1
1
1
1
1
1
0
0
0

High Clouds (% Sky Obscured)

1
1
0
0
0
33
10
2
1
2
4
10
28
2
0
0
0
0
0
0
0
0
5
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
3
4
5
6
7
8
10
10
11
11
12
12
12
11
11
10
7
6
6
5
5
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
86
79
65
53
43
39
38
38
38
38
40
42
44
45
49
57
73
86
90
90
90
92
92

Pressure (mb)

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

Ozone (du)

334
334
335
334
334
332
333
333
332
331
331
329
328
328
326
325
324
323
322
323
325
326
326
326

Saturday 12

Waning Gibbous 95%

22:29

06:11

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

Sun - Rise: 04:54, Set: 21:08, Transit: 13:01. Moon - Rise: 22:29, Set: 06:11. Civil Dark: 21:52 - 04:10. Nautical Dark: 22:57 - 03:07. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

9
23
30
52
61
70
62
54
46
39
27
29
24
23
51
60
19
18
6
2
28
33
41
47

Low Clouds (% Sky Obscured)

9
23
30
52
61
70
62
54
46
39
27
29
24
23
28
26
6
18
6
0
6
23
40
47

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11
6
3
0

High Clouds (% Sky Obscured)

0
1
1
1
2
1
1
0
1
3
1
1
0
0
51
60
15
1
0
2
3
2
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
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
4
5
7
9
10
11
12
12
13
13
13
13
12
12
11
9
7
6
6
6
5
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
93
90
77
61
55
50
46
44
42
41
42
43
41
43
49
62
87
92
92
92
93
93
93

Pressure (mb)

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

Ozone (du)

326
327
328
328
330
330
332
335
341
344
347
349
349
348
348
350
350
349
349
349
348
348
348
349

Sunday 13

Waning Gibbous 89%

22:45

07:33

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

Sun - Rise: 04:55, Set: 21:07, Transit: 13:01. Moon - Rise: 22:45, Set: 07:33. Civil Dark: 21:51 - 04:11. Nautical Dark: 22:56 - 03:09. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

52
59
64
72
78
84
75
61
45
34
25
16
13
17
11
49
55
60
76
88
100
100
100
100

Low Clouds (% Sky Obscured)

52
59
64
71
76
82
71
59
45
34
25
16
13
13
11
8
4
0
11
22
34
22
11
0

Medium Clouds (% Sky Obscured)

1
1
2
2
3
4
3
1
0
0
0
0
0
0
0
3
6
10
18
22
29
31
34
55

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
5
1
22
33
37
60
79
100
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
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
7
7
8
8
8
8
7
8
9
8
6
6
6
5
4
4
4
5
4
4
3
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
95
83
75
64
55
48
43
41
39
37
36
37
40
44
50
68
85
89
85
82
82
82

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1012
1012
1013
1013
1013
1013
1014
1014
1013
1013

Ozone (du)

347
344
344
345
344
344
343
340
335
335
336
332
330
325
321
320
318
318
318
321
324
325
328
332

Monday 14

Waning Gibbous 86%

22:58

08:56

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 OK
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 04:57, Set: 21:06, Transit: 13:01. Moon - Rise: 22:58, Set: 08:56. Civil Dark: 21:50 - 04:12. Nautical Dark: 22:54 - 03:11. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
85
77
67
53
66
76
84
83
80
97
76
38
46
70
75
78
73
74
75
91
84
80

Low Clouds (% Sky Obscured)

0
0
0
6
12
17
27
36
42
34
26
17
19
21
25
2
5
8
21
37
49
54
55
53

Medium Clouds (% Sky Obscured)

81
44
29
28
28
22
16
10
5
21
39
51
32
16
0
13
20
27
30
23
23
16
9
1

High Clouds (% Sky Obscured)

100
100
85
57
28
0
27
57
84
83
77
76
51
23
10
36
68
78
73
74
68
61
51
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 (%)

2
4
3
9
7
3
2
1
0
0
0
0
0
0
0
3
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
0
0

Wind Speed/Direction (mph)

4
5
5
6
7
7
8
10
12
14
15
16
16
16
17
17
13
11
9
8
8
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
85
79
67
55
47
39
34
31
28
28
28
26
27
35
41
50
58
69
66
61
57
60
62

Pressure (mb)

1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1016
1017
1017
1017

Ozone (du)

335
339
338
331
329
328
328
326
326
328
329
330
329
326
327
328
328
327
326
328
331
333
339
344

Tuesday 15

Waning Gibbous 80%

23:10

10:18

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 OK
23 OK
00 OK
01 OK
02 OK
03 OK

Sun - Rise: 04:58, Set: 21:05, Transit: 13:01. Moon - Rise: 23:10, Set: 10:18. Civil Dark: 21:49 - 04:14. Nautical Dark: 22:52 - 03:13. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

87
88
85
75
68
64
66
63
58
69
77
85
78
71
63
61
56
50
46
46
42
39
45
46

Low Clouds (% Sky Obscured)

40
26
12
10
6
4
8
11
15
14
10
5
5
3
3
5
5
3
2
1
0
0
0
0

Medium Clouds (% Sky Obscured)

1
1
0
0
0
0
0
0
0
0
3
17
16
22
24
20
16
12
13
15
18
30
41
46

High Clouds (% Sky Obscured)

54
59
60
61
58
60
54
46
24
8
12
15
15
15
14
11
17
9
12
16
20
22
27
26

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)

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

Chance of Frost

Temperature (°C)

16
15
15
15
17
19
20
22
23
24
25
25
25
25
24
24
22
19
17
17
16
15
15
14

Feels Like (°C)

16
15
15
13
14
15
15
16
16
17
21
20
19
20
21
21
20
19
19
18
17
17
11
12

Dew Point (°C)

9
9
10
10
9
9
7
7
6
4
5
5
5
6
6
6
7
9
10
10
10
9
8
8

Relative Humidity (%)

63
66
69
72
61
52
43
37
32
27
27
27
27
29
30
31
39
49
61
64
66
68
66
64

Pressure (mb)

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

Ozone (du)

350
347
345
343
341
339
337
336
336
336
336
337
337
334
331
329
325
322
319
318
317
316
315
314

Wednesday 16

Waning Gibbous 71%

23:22

11:40

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

Sun - Rise: 04:59, Set: 21:04, Transit: 13:01. Moon - Rise: 23:22, Set: 11:40. Civil Dark: 21:48 - 04:15. Nautical Dark: 22:50 - 03:15. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

46
41
20
31
43
60
50
47
45
67
81
92
70
50
30
26
23
22
21
21
30

Low Clouds (% Sky Obscured)

0
0
0
17
34
51
34
22
7
6
4
2
3
5
5
23
23
22
21
21
30

Medium Clouds (% Sky Obscured)

37
31
20
19
15
12
9
6
2
3
4
5
4
3
2
2
1
1
1
0
0

High Clouds (% Sky Obscured)

46
33
20
31
43
45
33
29
30
50
71
89
60
30
1
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

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)

3
3
4
5
6
8
10
11
12
12
13
14
14
14
14
13
11
9
7
7
6

Chance of Frost

Temperature (°C)

14
15
15
16
17
19
20
22
23
25
26
26
27
26
26
25
22
20
18
17
17

Feels Like (°C)

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

Dew Point (°C)

7
8
9
11
11
11
11
11
11
12
11
11
11
11
11
11
11
12
12
12
13

Relative Humidity (%)

62
64
67
70
65
60
56
51
46
42
40
39
37
39
40
41
49
58
70
72
76

Pressure (mb)

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

Ozone (du)

313
311
310
309
308
308
308
306
304
302
302
302
301
300
299
298
298
299
299
299
299

Forecast for Blean, Kent, United Kingdom (51.30,1.05)

Generated: 10/07/25 04:51:39. Forecast: 10/07/25 to 16/07/25. Timezone: UTC+1.00