Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 30

Waning Gibbous 91%

20:15

10:05

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
06 Bad
07 Bad
08 OK
09 Bad
10 Bad

Sun - Rise: 06:08, Set: 19:46, Transit: 12:56. Moon - Rise: 20:15, Set: 10:05. Civil Dark: 20:20 - 05:33. Nautical Dark: 21:03 - 04:50. Astro Dark: 21:51 - 04:03

Total Clouds (% Sky Obscured)

57
70
77
80
100
96
78
53
69
100
100
87
56
55
62
57
58
84
57
37
75
29
47
55

Low Clouds (% Sky Obscured)

24
39
66
41
52
42
24
23
24
28
24
34
27
28
27
24
55
84
53
10
56
20
34
38

Medium Clouds (% Sky Obscured)

33
37
32
40
46
38
0
0
52
57
62
18
0
2
4
7
0
0
0
10
4
0
2
15

High Clouds (% Sky Obscured)

57
70
53
80
100
80
78
53
69
100
100
87
56
55
62
57
0
0
0
0
63
1
1
1

ISS Passover

Visibility (miles)

9
9
9
6
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
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

5
7
23
32
17
14
10
13
20
58
62
56
28
26
76
95
48
21
26
16
13
6
3
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.6
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

51
47
50
58
57
53
48
52
56
64
71
73
74
79
83
85
87
80
78
83
89
82
71
62

Pressure (mb)

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

Ozone (du)

310
310
310
309
312
315
320
322
324
329
330
330
329
332
334
335
337
339
339
340
339
339
337
336

Monday 31

Waning Gibbous 83%

20:29

No Set

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 OK
06 OK
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 06:09, Set: 19:43, Transit: 12:55. Moon - Rise: 20:29, Set: No Set. Civil Dark: 20:18 - 05:35. Nautical Dark: 21:01 - 04:52. Astro Dark: 21:48 - 04:06

Total Clouds (% Sky Obscured)

64
74
80
75
85
63
58
90
100
100
100
96
100
98
99
99
99
88
46
48
61
58
76
52

Low Clouds (% Sky Obscured)

50
72
65
60
83
56
58
53
69
52
38
9
7
9
13
0
0
0
0
0
0
0
0
2

Medium Clouds (% Sky Obscured)

20
8
27
19
17
7
1
0
53
3
38
26
48
46
57
82
96
58
46
44
28
26
23
12

High Clouds (% Sky Obscured)

0
0
0
0
0
6
34
81
100
99
100
92
100
95
97
93
86
64
2
15
8
8
20
20

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
22
6
4
5
4
2
16
9
3
1
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)

18
18
17
16
16
15
13
11
8
7
8
8
7
6
5
6
4
5
5
5
5
5
7
8

Chance of Frost

Temperature (°C)

19
20
20
21
22
21
21
20
19
18
18
17
16
15
14
13
12
11
11
11
11
13
15
17

Feels Like (°C)

15
16
16
17
18
18
18
18
17
16
15
14
13
13
12
11
10
10
9
9
9
12
14
14

Dew Point (°C)

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

Relative Humidity (%)

52
50
54
51
54
55
58
63
63
63
64
61
64
69
70
71
70
71
73
76
72
62
54
50

Pressure (mb)

1010
1011
1012
1012
1013
1014
1014
1015
1015
1016
1017
1018
1019
1019
1019
1019
1019
1019
1020
1020
1021
1021
1021
1021

Ozone (du)

334
333
329
325
322
322
320
319
318
315
315
315
314
314
314
314
315
314
313
314
314
313
312
313

Tuesday 1

Waning Gibbous 74%

20:46

11:28

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

Sun - Rise: 06:11, Set: 19:41, Transit: 12:55. Moon - Rise: 20:46, Set: 11:28. Civil Dark: 20:16 - 05:36. Nautical Dark: 20:58 - 04:54. Astro Dark: 21:45 - 04:08

Total Clouds (% Sky Obscured)

84
72
72
44
45
61
70
100
46
32
34
96
99
98
83
93
84
82
87
100
88
98
83
94

Low Clouds (% Sky Obscured)

37
25
22
17
10
39
63
26
3
3
3
3
0
0
0
13
18
16
16
14
28
24
24
30

Medium Clouds (% Sky Obscured)

59
72
56
9
14
15
70
27
2
8
34
30
59
45
53
62
32
31
44
100
19
33
18
42

High Clouds (% Sky Obscured)

20
10
10
8
0
0
1
100
39
15
26
92
91
92
39
68
77
79
82
87
88
98
83
94

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
0
0
0
0
0
3
1
1
1
1
2
3
4
5
4
4
5
5
3
7

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

46
42
40
38
37
36
39
49
64
72
78
81
82
86
84
80
82
84
84
86
83
72
66
56

Pressure (mb)

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

Ozone (du)

314
315
316
318
320
318
318
316
316
318
319
319
317
314
311
307
305
303
301
299
297
297
296
295

Wednesday 2

Waning Gibbous 63%

21:08

12:54

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 06:12, Set: 19:39, Transit: 12:55. Moon - Rise: 21:08, Set: 12:54. Civil Dark: 20:13 - 05:38. Nautical Dark: 20:56 - 04:56. Astro Dark: 21:42 - 04:10

Total Clouds (% Sky Obscured)

99
96
96
82
87
93
93
83
85
89
95
92
89
100
95
91
86
91
95
99
100
100
100
99

Low Clouds (% Sky Obscured)

44
59
46
52
55
57
54
43
43
50
51
60
70
83
87
86
62
66
63
76
82
90
89
89

Medium Clouds (% Sky Obscured)

20
35
68
12
11
11
12
63
61
66
95
65
21
97
94
85
86
58
71
88
91
96
100
95

High Clouds (% Sky Obscured)

94
84
92
82
87
74
54
24
19
14
27
39
68
89
71
43
31
58
75
54
91
86
81
70

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
Very Light Rain

Precipitation Probability (%)

5
2
6
3
0
2
2
0
0
0
0
3
8
4
9
6
1
3
3
1
25
36
48
60

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
0.3

Wind Speed/Direction (mph)

14
16
16
18
18
18
18
16
16
15
16
16
16
15
15
15
14
13
13
13
13
13
14
14

Chance of Frost

Temperature (°C)

19
20
20
20
20
20
20
19
18
18
18
17
18
18
18
18
18
18
18
18
19
19
19
20

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

49
49
53
45
50
51
56
61
71
85
90
90
93
95
93
89
86
86
86
89
88
84
81
80

Pressure (mb)

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

Ozone (du)

295
294
295
295
295
294
294
294
293
292
292
292
290
290
290
290
289
289
288
288
289
289
288
288

Thursday 3

Waning Gibbous 51%

21:41

14:20

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 06:14, Set: 19:37, Transit: 12:55. Moon - Rise: 21:41, Set: 14:20. Civil Dark: 20:11 - 05:40. Nautical Dark: 20:53 - 04:58. Astro Dark: 21:39 - 04:12

Total Clouds (% Sky Obscured)

99
98
87
88
88
77
67
66
60
60
62
91
84
94
92
91
90
94
96
99
97
95
97
88

Low Clouds (% Sky Obscured)

93
94
66
63
66
55
44
39
40
38
41
43
44
49
53
60
64
73
82
99
78
57
34
23

Medium Clouds (% Sky Obscured)

13
55
11
10
8
7
7
8
7
11
10
87
72
94
73
51
42
64
79
97
97
95
96
64

High Clouds (% Sky Obscured)

32
51
40
20
2
18
34
46
39
37
33
19
11
56
53
51
39
26
24
14
3
0
5
13

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
Very Light Rain
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

58
57
55
40
24
26
17
2
4
3
0
0
0
0
16
24
30
56
69
79
67
48
7
5

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.3
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
21
22
22
23
23
22
21
21
20
19
19
19
19
19
19
19
19
19
19
19
19
20
21

Feels Like (°C)

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

Dew Point (°C)

15
13
12
9
8
9
11
13
15
17
17
16
16
16
16
16
15
15
16
17
18
16
14
12

Relative Humidity (%)

69
60
52
41
40
42
48
59
70
82
86
85
84
86
86
82
81
78
82
88
93
80
69
59

Pressure (mb)

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

Ozone (du)

289
289
290
289
290
290
290
290
289
289
288
288
289
289
289
289
289
289
291
293
294
298
302
306

Friday 4

Third Quarter 39%

22:29

15:39

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

Sun - Rise: 06:15, Set: 19:34, Transit: 12:54. Moon - Rise: 22:29, Set: 15:39. Civil Dark: 20:09 - 05:41. Nautical Dark: 20:50 - 05:00. Astro Dark: 21:36 - 04:15

Total Clouds (% Sky Obscured)

78
70
57
44
31
39
50
56
63
71
78
65
55
44
36
34
32
45
53
55
60
68
76
62

Low Clouds (% Sky Obscured)

15
0
3
3
3
4
8
6
24
41
58
40
20
0
0
0
0
0
0
0
10
21
31
24

Medium Clouds (% Sky Obscured)

32
0
0
0
0
7
13
20
14
11
13
16
17
18
30
34
32
37
21
8
4
5
5
5

High Clouds (% Sky Obscured)

57
38
38
44
31
39
32
2
29
52
78
59
46
33
31
25
14
25
40
48
45
42
39
29

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
2
5
9
14
21
20
24
22
16
2
2
2
0
0
0
0
3
3
0
11
18
24
25

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)

18
18
19
18
17
17
16
15
14
13
12
11
10
10
10
9
8
7
7
8
8
9
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

50
42
35
36
36
36
41
46
52
55
58
61
65
70
74
74
75
75
75
76
75
69
62
57

Pressure (mb)

1014
1014
1014
1014
1014
1013
1014
1014
1014
1015
1015
1016
1016
1016
1017
1017
1018
1018
1019
1019
1020
1021
1021
1022

Ozone (du)

307
307
308
308
309
310
310
310
311
312
313
314
316
318
320
319
318
318
317
316
315
313
312
311

Saturday 5

Waning Crescent 28%

23:35

16:44

11 Bad
12 OK
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
06 Bad

Sun - Rise: 06:17, Set: 19:32, Transit: 12:54. Moon - Rise: 23:35, Set: 16:44. Civil Dark: 20:06 - 05:43. Nautical Dark: 20:48 - 05:02. Astro Dark: 21:33 - 04:17

Total Clouds (% Sky Obscured)

48
35
46
54
66
73
79
85
79
75
72
67
61
56
59
55
50
63
72
77

Low Clouds (% Sky Obscured)

17
11
7
6
3
6
10
12
11
10
9
7
3
0
3
8
16
11
9
8

Medium Clouds (% Sky Obscured)

4
0
0
0
0
0
0
0
0
2
6
6
7
4
4
4
5
9
17
26

High Clouds (% Sky Obscured)

19
8
22
35
48
49
62
73
67
57
52
37
30
19
15
11
8
29
53
74

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

21
10
9
6
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
46
41
39
36
34
37
41
44
53
61
73
73
71
71
72
74
74
78
82

Pressure (mb)

1022
1022
1023
1023
1023
1023
1023
1023
1024
1024
1024
1025
1025
1025
1025
1024
1024
1024
1024
1023

Ozone (du)

309
308
307
306
305
305
304
303
302
301
300
299
297
295
294
293
292
291
291
292

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

Generated: 30/08/26 11:52:48. Forecast: 30/08/26 to 05/09/26. Timezone: UTC+1.00