Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 14

Third Quarter 53%

22:19

15:44

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 OK
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:30, Set: 19:11, Transit: 12:50. Moon - Rise: 22:19, Set: 15:44. Civil Dark: 19:44 - 05:58. Nautical Dark: 20:24 - 05:18. Astro Dark: 21:07 - 04:36

Total Clouds (% Sky Obscured)

38
53
57
100
100
100
100
100
100
100
100
100
100
100
97
92
70
66
30
44
40
40
51
48

Low Clouds (% Sky Obscured)

0
0
0
0
45
18
25
44
87
73
100
97
77
86
88
86
64
61
30
44
40
37
49
48

Medium Clouds (% Sky Obscured)

0
0
10
100
100
100
100
100
100
100
100
29
20
71
31
19
0
0
0
2
0
0
0
0

High Clouds (% Sky Obscured)

38
53
57
100
100
100
100
100
100
16
73
94
91
1
6
1
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
7
9
0
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
Very Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
1
1
0
0
1
2
14
8
60
95
95
95
92
50
44
42
35
6
2
8
13
8
18

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.2
1.9
0.3
0.4
0.6
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
5
4
6
7
10
12
13
14
12
11
15
19
19
21
23
23
25
25
22
23
22
23
21

Chance of Frost

Temperature (°C)

9
9
11
13
15
16
17
18
17
16
16
16
17
18
19
19
19
18
17
17
16
16
15
15

Feels Like (°C)

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

Dew Point (°C)

8
7
8
8
9
9
8
9
10
12
13
14
16
17
17
17
17
16
14
14
13
13
11
11

Relative Humidity (%)

93
90
80
69
66
60
53
55
64
74
82
85
93
96
90
88
88
86
82
82
82
83
77
78

Pressure (mb)

1013
1013
1013
1013
1013
1013
1012
1011
1010
1010
1008
1007
1005
1004
1004
1004
1003
1003
1003
1003
1003
1004
1004
1004

Ozone (du)

285
280
277
274
271
267
264
261
263
262
265
263
265
265
265
265
266
267
270
272
274
275
278
281

Monday 15

Waning Crescent 41%

23:29

16:41

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

Sun - Rise: 06:31, Set: 19:09, Transit: 12:50. Moon - Rise: 23:29, Set: 16:41. Civil Dark: 19:42 - 06:00. Nautical Dark: 20:22 - 05:20. Astro Dark: 21:04 - 04:38

Total Clouds (% Sky Obscured)

53
45
33
30
28
28
42
45
74
51
40
37
36
26
25
31
23
27
31
41
40
52
33
33

Low Clouds (% Sky Obscured)

53
45
33
30
28
28
37
41
72
51
40
37
36
26
25
31
23
27
26
32
33
43
33
32

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
13
9
23
0
0
3
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
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 (%)

6
6
6
8
22
13
12
15
31
30
34
26
15
8
5
4
3
2
4
1
2
2
2
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)

21
21
21
22
23
25
27
27
27
27
26
25
24
23
21
21
21
22
22
21
21
21
19
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
11
11
10
9
10
10
9
10
10
11
11
11
10
10
10
10
10
10
9
8
6
6
8

Relative Humidity (%)

80
79
74
66
61
61
56
52
55
61
64
67
68
68
68
69
70
74
75
75
71
62
64
71

Pressure (mb)

1004
1005
1006
1006
1006
1006
1006
1006
1007
1007
1007
1007
1007
1008
1009
1010
1010
1011
1011
1012
1012
1012
1013
1013

Ozone (du)

281
281
281
282
283
285
286
289
291
296
300
300
302
301
302
304
305
308
309
305
303
303
304
307

Tuesday 16

Waning Crescent 30%

00:49

17:21

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
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:33, Set: 19:06, Transit: 12:50. Moon - Rise: 00:49, Set: 17:21. Civil Dark: 19:40 - 06:00. Nautical Dark: 20:20 - 05:21. Astro Dark: 21:02 - 04:40

Total Clouds (% Sky Obscured)

27
29
31
38
91
48
84
73
100
100
100
100
100
89
100
96
94
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

25
25
27
36
34
42
36
12
33
61
40
28
0
0
0
27
21
59
59
64
70
77
83
90

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
19
16
25
20
21
82
95
75
79
72
82
98
91
94
100
100
100
100

High Clouds (% Sky Obscured)

0
0
2
7
74
11
42
25
97
100
100
100
100
37
100
88
77
100
100
100
95
100
86
91

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
7
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
None
Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

2
0
1
2
1
1
4
0
1
1
3
6
4
4
5
11
43
54
76
60
84
95
93
84

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

18
18
18
17
19
18
18
18
19
18
18
16
13
13
12
11
10
9
10
9
9
8
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
69
64
59
54
51
46
42
41
41
45
50
54
64
69
73
76
82
80
79
79
84
89
86

Pressure (mb)

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

Ozone (du)

305
302
302
301
301
299
291
286
282
279
276
273
272
269
267
265
265
264
262
260
260
260
259
258

Wednesday 17

Waning Crescent 20%

02:13

17:47

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
04 Bad
05 Bad

Sun - Rise: 06:34, Set: 19:04, Transit: 12:49. Moon - Rise: 02:13, Set: 17:47. Civil Dark: 19:37 - 06:01. Nautical Dark: 20:17 - 05:23. Astro Dark: 20:59 - 04:42

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
99
98
97
98
98
98
98
97
91
75
85

Low Clouds (% Sky Obscured)

96
97
99
100
89
78
67
60
55
48
48
45
42
44
46
51
52
53
54
52
50
45
28
23

Medium Clouds (% Sky Obscured)

100
91
80
65
64
15
52
63
12
14
24
33
35
37
43
84
89
83
55
38
19
0
11
19

High Clouds (% Sky Obscured)

95
100
100
100
100
100
100
100
95
90
85
81
98
79
69
64
78
73
75
73
74
76
75
85

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

Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

84
90
57
43
39
36
35
9
12
7
8
10
7
3
8
4
9
2
2
2
1
4
4
3

Precipitation Amount (mm)

0.2
0.5
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)

10
10
13
16
18
19
20
21
21
21
21
19
18
17
17
17
16
16
16
16
15
14
14
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
12
12
13
12
13
13
14
14
14
15
15
15
15
15
14
14
14
14
14
14
13
12
13

Dew Point (°C)

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

Relative Humidity (%)

87
92
93
86
85
85
85
85
85
84
89
90
92
93
92
92
92
93
93
93
92
90
85
87

Pressure (mb)

1013
1013
1012
1012
1012
1011
1011
1011
1010
1010
1010
1010
1010
1010
1011
1011
1011
1012
1012
1012
1013
1013
1013
1014

Ozone (du)

259
258
258
258
258
261
261
261
262
263
262
262
262
261
263
263
262
261
260
260
260
261
261
262

Thursday 18

Waning Crescent 12%

03:34

18:06

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
04 Bad
05 Bad

Sun - Rise: 06:36, Set: 19:02, Transit: 12:49. Moon - Rise: 03:34, Set: 18:06. Civil Dark: 19:35 - 06:03. Nautical Dark: 20:15 - 05:25. Astro Dark: 20:56 - 04:44

Total Clouds (% Sky Obscured)

91
99
97
95
99
99
100
100
100
100
100
100
100
89
87
91
90
86
85
74
71
66
74
84

Low Clouds (% Sky Obscured)

19
25
20
15
19
20
29
47
61
80
86
94
100
63
61
61
66
70
76
71
68
66
60
51

Medium Clouds (% Sky Obscured)

26
31
37
41
43
41
41
55
78
92
76
82
63
10
6
2
2
3
3
3
3
3
13
27

High Clouds (% Sky Obscured)

86
81
78
74
92
96
100
100
100
100
73
46
15
21
24
22
20
22
24
16
10
3
10
16

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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
3
5
3
5
4
4
19
31
41
60
57
60
11
8
3
10
14
16
17
15
9
10
9

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
87
79
72
66
63
67
77
72
71
77
83
86
86
88
89
90
88
85
82
78
73
70
74

Pressure (mb)

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

Ozone (du)

262
263
265
265
264
263
262
262
262
261
260
259
260
260
259
259
259
260
260
261
260
260
260
260

Friday 19

Waning Crescent 6%

04:52

18:20

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
04 Bad
05 Bad

Sun - Rise: 06:38, Set: 18:59, Transit: 12:49. Moon - Rise: 04:52, Set: 18:20. Civil Dark: 19:33 - 06:04. Nautical Dark: 20:12 - 05:27. Astro Dark: 20:54 - 04:45

Total Clouds (% Sky Obscured)

92
84
73
58
66
69
68
72
80
88
89
91
92
93
94
95
97
98
100
97
91
85
85
86

Low Clouds (% Sky Obscured)

43
42
35
24
23
22
23
26
25
37
32
27
14
10
7
4
11
18
30
27
21
15
23
32

Medium Clouds (% Sky Obscured)

39
31
24
7
3
0
0
1
6
19
25
38
48
45
42
38
31
29
22
12
11
11
31
50

High Clouds (% Sky Obscured)

22
35
45
57
46
31
14
42
70
88
89
91
92
89
78
69
79
90
100
97
91
85
69
78

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 (%)

8
11
14
16
16
13
4
4
3
0
0
1
0
0
0
0
1
4
4
14
15
13
16
11

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
83
73
63
54
48
42
37
35
34
32
40
51
64
68
73
77
78
78
79
78
77
77
75

Pressure (mb)

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

Ozone (du)

261
261
261
260
260
261
262
263
263
263
263
263
264
264
265
265
266
266
266
267
266
266
266
266

Saturday 20

Waning Crescent 2%

06:07

18:32

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 OK

Sun - Rise: 06:39, Set: 18:57, Transit: 12:48. Moon - Rise: 06:07, Set: 18:32. Civil Dark: 19:30 - 06:06. Nautical Dark: 20:10 - 05:28. Astro Dark: 20:51 - 04:47

Total Clouds (% Sky Obscured)

93
96
99
100
99
99
99
99
100
100
95
91
89
88
86
82
63
45
37

Low Clouds (% Sky Obscured)

40
47
54
61
62
56
55
43
32
21
31
41
52
49
48
51
48
42
36

Medium Clouds (% Sky Obscured)

69
76
80
82
67
43
13
39
70
100
95
90
75
70
60
55
36
14
9

High Clouds (% Sky Obscured)

74
78
79
84
72
55
43
62
83
100
77
50
15
10
10
10
8
6
4

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
7
8
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

Precipitation Type

None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

1
2
1
2
11
16
16
56
83
95
89
65
19
12
7
3
9
7
4

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.4
0.7
0.6
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
12
12
13
13
13
12
12
12
12
12
12
12
13
12
12
12
13
13

Relative Humidity (%)

75
75
71
68
63
57
51
46
48
50
52
57
61
68
68
69
70
74
82

Pressure (mb)

1013
1013
1012
1012
1011
1011
1010
1010
1009
1009
1008
1008
1008
1008
1007
1007
1007
1007
1006

Ozone (du)

265
265
264
263
263
262
262
261
261
262
262
263
263
264
265
266
267
268
269

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

Generated: 14/09/25 06:02:57. Forecast: 14/09/25 to 20/09/25. Timezone: UTC+1.00