Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 3

Waning Gibbous 63%

21:40

14:20

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 06:12, Set: 19:36, Transit: 12:54. Moon - Rise: 21:40, Set: 14:20. Civil Dark: 20:11 - 05:38. Nautical Dark: 20:53 - 04:56. Astro Dark: 21:39 - 04:10

Total Clouds (% Sky Obscured)

100
97
99
100
99
100
96
99
94
100
100
100
94
100
90
96
100
56
53
45
61
82
70
68

Low Clouds (% Sky Obscured)

59
83
99
90
95
81
63
25
23
30
25
28
31
19
25
22
14
12
33
30
55
62
54
37

Medium Clouds (% Sky Obscured)

67
36
48
45
93
74
84
84
87
60
57
20
14
31
15
10
3
8
5
0
3
14
15
19

High Clouds (% Sky Obscured)

72
77
99
100
87
100
62
66
31
100
100
100
94
100
44
46
100
56
24
18
9
26
27
68

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
1
0
5
18
6
17
2
1
1
1
2
1
0
1
3
4
1
2
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

19
18
18
19
19
19
20
20
21
23
24
25
25
25
24
24
23
22
21
20
20
19
19
19

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
92
90
90
92
88
82
72
60
54
48
45
42
40
49
55
65
76
91
92
93
95
93
93

Pressure (mb)

1017
1017
1017
1016
1016
1017
1017
1018
1018
1017
1017
1017
1017
1017
1017
1016
1017
1016
1017
1017
1016
1016
1016
1016

Ozone (du)

296
295
295
295
294
294
293
294
294
293
293
293
292
293
292
292
291
289
288
287
288
288
288
288

Friday 4

Third Quarter 51%

22:28

15:39

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 OK

Sun - Rise: 06:14, Set: 19:34, Transit: 12:54. Moon - Rise: 22:28, Set: 15:39. Civil Dark: 20:09 - 05:39. Nautical Dark: 20:50 - 04:57. Astro Dark: 21:36 - 04:12

Total Clouds (% Sky Obscured)

77
100
99
82
98
100
100
100
100
100
100
98
100
100
100
100
100
100
100
100
100
100
100
44

Low Clouds (% Sky Obscured)

46
80
86
50
82
100
85
80
82
40
82
36
35
27
16
24
23
26
20
0
0
0
0
0

Medium Clouds (% Sky Obscured)

26
27
13
24
22
27
22
27
30
35
95
59
99
99
96
96
100
98
98
100
100
26
0
0

High Clouds (% Sky Obscured)

72
72
88
55
72
65
94
94
100
100
89
91
59
94
97
100
98
100
100
100
100
100
100
28

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
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 (%)

1
3
2
3
11
18
44
44
44
25
30
23
8
13
2
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)

13
14
14
14
14
13
13
14
19
21
19
18
18
17
13
12
11
12
11
10
8
8
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

17
17
15
14
15
14
14
16
18
16
11
10
7
6
3
1
2
3
5
7
8
8
8
8

Relative Humidity (%)

90
90
80
79
86
82
78
78
80
70
49
46
36
34
30
26
28
32
39
46
53
58
59
60

Pressure (mb)

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

Ozone (du)

288
288
288
288
289
290
291
291
292
293
293
294
293
294
295
295
295
295
297
298
300
302
304
305

Saturday 5

Waning Crescent 39%

23:34

16:44

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

Sun - Rise: 06:15, Set: 19:32, Transit: 12:54. Moon - Rise: 23:34, Set: 16:44. Civil Dark: 20:06 - 05:41. Nautical Dark: 20:48 - 04:59. Astro Dark: 21:33 - 04:14

Total Clouds (% Sky Obscured)

39
78
34
27
32
60
69
84
80
80
54
86
87
95
70
90
85
67
52
15
9
3
4
3

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
12
15
31
24
14
21
29
26
32
18
13
7
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
3
10
8
12
4
17
9
0
0
2
9
10
5
3
4
2

High Clouds (% Sky Obscured)

18
78
17
27
22
55
69
75
61
34
9
77
82
85
49
72
66
46
24
3
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
5
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
5
5
5
4
5
7
6
6
7
7
7
6
5
6
6
7
6
6
6
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
71
76
79
84
81
71
63
54
47
41
37
32
31
31
34
40
54
66
63
67
73
76
77

Pressure (mb)

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

Ozone (du)

305
305
304
304
303
302
302
300
298
296
294
292
291
290
290
289
289
288
287
287
288
291
291
290

Sunday 6

Waning Crescent 28%

00:56

17:32

02 Good
03 OK
04 OK
05 OK
06 OK
07 OK
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

Sun - Rise: 06:17, Set: 19:30, Transit: 12:53. Moon - Rise: 00:56, Set: 17:32. Civil Dark: 20:04 - 05:43. Nautical Dark: 20:45 - 05:01. Astro Dark: 21:30 - 04:16

Total Clouds (% Sky Obscured)

16
35
33
38
35
32
28
32
54
76
97
69
93
88
94
97
99
100
100
100
88
85
77
71

Low Clouds (% Sky Obscured)

0
0
2
4
6
4
2
0
0
0
0
0
0
0
0
0
1
2
2
31
3
3
2
13

Medium Clouds (% Sky Obscured)

0
0
0
0
0
4
28
32
54
76
10
10
12
11
91
91
87
95
98
96
59
85
77
71

High Clouds (% Sky Obscured)

4
15
13
15
10
9
15
20
37
62
91
67
79
73
48
51
79
100
100
100
72
82
66
43

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
1
1
12
15
20
35
26
18
18

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

Chance of Frost

Temperature (°C)

12
12
12
12
12
12
15
18
20
21
23
24
24
24
24
24
23
23
22
22
21
20
20
19

Feels Like (°C)

12
11
10
10
10
11
13
15
18
18
19
20
22
20
20
20
20
21
20
19
19
19
18
17

Dew Point (°C)

8
8
9
9
9
8
8
8
9
9
9
8
7
6
6
5
6
9
9
9
8
9
9
8

Relative Humidity (%)

77
77
80
83
83
77
63
52
48
46
42
37
33
31
30
30
32
40
42
43
43
49
48
48

Pressure (mb)

1024
1024
1023
1023
1023
1023
1022
1022
1022
1021
1021
1020
1020
1019
1018
1017
1017
1017
1016
1016
1016
1016
1016
1015

Ozone (du)

290
290
291
292
292
290
287
285
285
284
284
284
284
284
287
289
288
288
291
293
294
294
295
296

Monday 7

Waning Crescent 18%

No Rise

18:04

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 06:18, Set: 19:27, Transit: 12:53. Moon - Rise: No Rise, Set: 18:04. Civil Dark: 20:01 - 05:44. Nautical Dark: 20:43 - 05:03. Astro Dark: 21:27 - 04:18

Total Clouds (% Sky Obscured)

63
49
54
55
64
86
92
95
58
56
80
81
81
84
87
94
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

24
36
38
36
40
47
49
60
57
54
56
52
50
46
40
18
4
2
3
0
0
2
0
26

Medium Clouds (% Sky Obscured)

63
5
1
5
8
11
30
7
2
1
0
0
1
3
10
17
25
53
78
100
89
78
68
54

High Clouds (% Sky Obscured)

20
0
0
0
0
26
36
55
7
10
62
69
77
74
76
88
100
100
100
100
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 (%)

16
5
22
14
5
12
17
16
21
18
5
8
5
3
11
9
0
0
0
0
0
1
2
17

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)

5
5
6
6
6
6
8
8
11
11
12
13
13
14
14
14
14
14
13
13
12
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

47
52
57
62
69
71
60
52
52
49
36
36
39
44
49
46
42
39
44
51
57
62
68
73

Pressure (mb)

1015
1015
1014
1014
1014
1014
1015
1014
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1014
1014
1014

Ozone (du)

298
300
301
301
301
301
301
301
301
302
302
302
302
302
301
301
301
301
301
300
300
301
301
302

Tuesday 8

Waning Crescent 10%

02:24

18:27

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

Sun - Rise: 06:20, Set: 19:25, Transit: 12:53. Moon - Rise: 02:24, Set: 18:27. Civil Dark: 19:59 - 05:46. Nautical Dark: 20:40 - 05:05. Astro Dark: 21:24 - 04:21

Total Clouds (% Sky Obscured)

100
100
85
74
64
58
51
45
31
23
14
12
13
14
27
39
53
52
49
46
32
18
3
6

Low Clouds (% Sky Obscured)

50
74
51
31
5
5
5
5
1
1
2
3
4
5
23
39
53
52
49
46
30
15
0
0

Medium Clouds (% Sky Obscured)

40
26
23
20
17
11
10
15
17
12
0
0
0
0
0
0
0
11
23
34
23
12
0
0

High Clouds (% Sky Obscured)

100
100
68
36
2
1
1
0
0
0
0
0
0
0
0
0
0
1
1
2
1
1
1
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

42
60
65
66
60
54
59
74
79
74
63
28
9
0
12
13
16
33
35
33
31
25
7
16

Precipitation Amount (mm)

0
0.3
0.3
0.3
0.3
0.2
0.3
0.5
0.5
0.5
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
12
12
12
11
11
12
11
11
11
13
16
16
16
16
15
15
15
13
11
9
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
10
9
9
10
11
9
8
6
5
4
3
2
2
1
4
7
9
9
9
8
9
9
9

Relative Humidity (%)

69
67
64
69
75
82
69
58
49
42
38
32
30
28
26
35
44
56
61
66
70
74
76
80

Pressure (mb)

1014
1014
1013
1014
1014
1014
1013
1013
1013
1013
1013
1014
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

304
306
309
313
316
320
326
333
340
338
336
334
336
337
339
339
340
340
341
341
342
342
342
341

Wednesday 9

Waning Crescent 4%

03:53

18:44

Sun - Rise: 06:21, Set: 19:23, Transit: 12:52. Moon - Rise: 03:53, Set: 18:44. Civil Dark: 19:57 - 05:48. Nautical Dark: 20:38 - 05:07. Astro Dark: 21:22 - 04:23

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Herne, Kent, United Kingdom (51.35,1.12)

Generated: 03/09/26 02:42:19. Forecast: 03/09/26 to 09/09/26. Timezone: UTC+1.00