Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 17

Waning Crescent 16%

02:40

16:28

12 Bad
13 OK
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
11 Bad

Sun - Rise: 07:23, Set: 17:59, Transit: 12:40. Moon - Rise: 02:40, Set: 16:28. Civil Dark: 18:33 - 06:50. Nautical Dark: 19:11 - 06:11. Astro Dark: 19:50 - 05:33

Total Clouds (% Sky Obscured)

100
32
100
88
88
76
100
100
100
100
55
49
49
100
100
100
100
100
100
100
97
96
93
100

Low Clouds (% Sky Obscured)

100
100
99
100
85
94
85
82
73
73
52
47
46
89
72
72
74
77
74
69
89
83
81
84

Medium Clouds (% Sky Obscured)

0
0
0
0
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
9
9
9
9

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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
4
1
0
15

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
10
10
10
10
10
8
8
7
10
10
10
6
6
6
6
8
7
8
6
6
7
8

Chance of Frost

Temperature (°C)

13
14
14
14
14
14
14
14
14
14
14
13
13
13
13
13
13
13
13
13
12
12
13
14

Feels Like (°C)

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

Dew Point (°C)

11
11
11
12
12
12
12
12
12
12
12
11
11
11
11
11
11
11
11
11
10
11
11
11

Relative Humidity (%)

85
85
83
84
85
85
84
84
85
85
87
88
89
88
90
89
89
87
88
89
90
89
86
82

Pressure (mb)

1027
1027
1027
1027
1026
1026
1026
1026
1027
1027
1027
1027
1027
1027
1026
1026
1025
1025
1026
1026
1026
1026
1026
1026

Ozone (du)

273
274
277
278
280
279
275
273
274
276
278
280
279
279
280
281
281
281
279
277
279
280
280
280

Saturday 18

Waning Crescent 9%

03:55

16:41

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 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:25, Set: 17:57, Transit: 12:40. Moon - Rise: 03:55, Set: 16:41. Civil Dark: 18:31 - 06:52. Nautical Dark: 19:09 - 06:13. Astro Dark: 19:48 - 05:34

Total Clouds (% Sky Obscured)

86
82
78
76
63
61
55
35
31
33
39
43
53
58
66
77
91
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

86
81
76
76
63
61
55
35
31
33
39
43
53
53
62
75
79
82
72
70
17
39
54
68

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
0
0
45

High Clouds (% Sky Obscured)

1
3
1
1
1
0
1
1
1
0
1
2
1
2
2
8
45
85
98
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 (%)

6
5
4
1
0
0
0
0
0
0
0
0
1
1
2
3
4
4
3
2
0
1
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
8
8
6
6
5
5
4
4
5
5
3
4
4
4
4
5
5
5
6
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
73
69
67
67
71
80
84
85
84
80
76
73
73
68
69
74
78
84
87
85
80
72
68

Pressure (mb)

1026
1026
1026
1026
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1026
1026
1026
1025

Ozone (du)

280
280
281
282
283
284
283
283
284
284
283
282
281
281
281
279
277
276
277
277
277
279
280
280

Sunday 19

Waning Crescent 4%

05:08

16:51

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
11 Bad

Sun - Rise: 07:27, Set: 17:55, Transit: 12:40. Moon - Rise: 05:08, Set: 16:51. Civil Dark: 18:29 - 06:53. Nautical Dark: 19:07 - 06:15. Astro Dark: 19:46 - 05:36

Total Clouds (% Sky Obscured)

96
100
100
100
100
100
100
100
100
100
100
100
100
99
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

49
44
41
34
23
34
43
33
33
30
24
19
23
22
22
23
28
29
29
36
42
50
47
48

Medium Clouds (% Sky Obscured)

0
41
56
92
100
99
100
91
87
100
96
100
100
98
100
100
100
100
90
100
100
90
95
98

High Clouds (% Sky Obscured)

91
100
100
100
100
100
100
100
100
100
100
100
100
93
100
100
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
5
29

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
62
60
59
60
63
67
69
65
63
66
67
71
70
70
71
72
73
72
72
73
72
71
71

Pressure (mb)

1025
1024
1024
1023
1022
1021
1021
1021
1021
1020
1019
1019
1018
1017
1016
1015
1014
1013
1012
1012
1011
1010
1010
1009

Ozone (du)

279
279
278
277
276
274
273
274
274
274
275
274
272
272
272
274
273
274
274
274
275
278
277
276

Monday 20

Waning Crescent 1%

06:19

17:01

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
11 Bad

Sun - Rise: 07:29, Set: 17:53, Transit: 12:40. Moon - Rise: 06:19, Set: 17:01. Civil Dark: 18:27 - 06:55. Nautical Dark: 19:05 - 06:16. Astro Dark: 19:44 - 05:38

Total Clouds (% Sky Obscured)

100
100
99
100
100
100
100
100
100
100
100
100
100
94
86
63
59
59
56
75
84
100
99
99

Low Clouds (% Sky Obscured)

45
42
33
23
26
83
100
89
100
100
88
69
62
64
69
63
59
59
56
63
63
64
63
62

Medium Clouds (% Sky Obscured)

100
98
98
100
100
100
99
100
88
100
89
62
18
4
4
0
0
0
0
58
11
74
82
67

High Clouds (% Sky Obscured)

74
100
86
100
100
100
100
36
89
83
100
100
67
77
53
4
0
0
0
33
66
99
88
77

ISS Passover

Visibility (miles)

9
9
9
9
5
5
9
4
1
3
3
9
6
4
5
9
9
9
9
5
9
9
6
7

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

Precipitation Probability (%)

48
69
53
91
95
95
95
95
95
95
47
49
72
87
45
12
19
22
44
49
38
40
67
72

Precipitation Amount (mm)

0
0.4
0
0.6
0.5
0.9
1.1
1.8
3.8
1
0
0
0.3
0.5
0
0
0
0
0
0
0
0
0.3
0.3

Wind Speed/Direction (mph)

15
15
16
17
18
19
20
19
19
18
17
16
15
16
13
10
11
9
9
11
12
13
15
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
86
90
87
89
89
90
92
93
90
96
95
95
95
95
93
95
95
96
95
93
89
84
83

Pressure (mb)

1008
1007
1005
1004
1003
1002
1001
1000
1000
999
998
998
997
997
996
996
996
995
995
995
995
994
994
994

Ozone (du)

275
276
274
274
273
274
278
281
285
288
285
285
285
283
284
286
289
296
298
297
299
301
301
300

Tuesday 21

New Moon 0%

07:31

17:12

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
11 Bad

Sun - Rise: 07:30, Set: 17:51, Transit: 12:40. Moon - Rise: 07:31, Set: 17:12. Civil Dark: 18:25 - 06:56. Nautical Dark: 19:03 - 06:18. Astro Dark: 19:42 - 05:39

Total Clouds (% Sky Obscured)

97
99
99
100
91
82
75
78
53
79
56
33
42
49
79
93
90
83
78
80
84
88
78
69

Low Clouds (% Sky Obscured)

62
64
68
70
70
69
68
63
52
47
37
30
25
36
54
55
48
47
43
51
49
50
54
56

Medium Clouds (% Sky Obscured)

50
94
91
84
72
61
56
59
11
55
14
9
14
22
32
86
87
83
78
80
83
87
75
62

High Clouds (% Sky Obscured)

66
77
86
98
72
47
15
15
3
20
10
1
2
1
0
1
15
10
12
15
15
12
15
10

ISS Passover

Visibility (miles)

4
4
6
7
5
5
3
4
4
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

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

Precipitation Probability (%)

79
87
82
86
95
95
95
95
93
54
68
65
37
60
57
46
44
37
29
41
19
24
20
34

Precipitation Amount (mm)

0.4
0.5
0.4
0.5
0.6
1
1.2
0.9
0.4
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

19
19
20
21
21
20
19
19
16
12
12
12
12
10
11
13
14
13
13
13
13
15
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
12
12
12
12
12
12
12
11
11
10
10
10
10
10
10
11
11
10
11
11
11
11
11

Relative Humidity (%)

80
84
89
89
90
89
92
90
87
92
87
86
87
88
89
87
92
92
90
92
93
90
87
86

Pressure (mb)

993
993
992
992
991
991
991
990
991
991
991
991
992
992
992
992
992
992
992
993
993
994
994
994

Ozone (du)

298
296
297
300
302
302
301
302
306
306
306
304
303
301
296
297
296
296
293
288
289
293
295
295

Wednesday 22

Waxing Crescent 0%

08:44

17:23

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
11 Bad

Sun - Rise: 07:32, Set: 17:49, Transit: 12:40. Moon - Rise: 08:44, Set: 17:23. Civil Dark: 18:23 - 06:58. Nautical Dark: 19:01 - 06:19. Astro Dark: 19:40 - 05:41

Total Clouds (% Sky Obscured)

61
66
73
76
62
64
59
82
74
72
58
54
57
82
76
75
69
58
48
51
56
64
59
56

Low Clouds (% Sky Obscured)

61
63
57
56
51
57
54
57
52
48
48
48
47
45
41
35
36
37
36
35
26
22
21
22

Medium Clouds (% Sky Obscured)

45
43
51
55
20
11
2
19
10
1
13
19
29
28
27
26
18
12
3
4
4
6
26
49

High Clouds (% Sky Obscured)

10
0
0
0
0
0
0
0
1
5
5
3
0
0
0
0
5
11
18
23
32
38
36
39

ISS Passover

Visibility (miles)

8
4
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

Light Rain
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 (%)

65
46
24
35
24
17
5
20
16
6
6
4
2
4
4
2
3
3
2
4
3
2
14
17

Precipitation Amount (mm)

0.4
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
90
89
82
80
80
83
87
87
86
86
88
91
93
95
95
96
96
93
93
88
84
77
77

Pressure (mb)

995
995
995
995
996
997
997
998
995
995
996
997
997
998
998
998
998
999
999
999
1000
1000
1000
1000

Ozone (du)

296
298
300
299
301
301
302
302
300
299
298
298
298
298
297
296
295
295
295
295
293
292
290
289

Thursday 23

Waxing Crescent 1%

09:58

17:38

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
11 Bad

Sun - Rise: 07:34, Set: 17:47, Transit: 12:39. Moon - Rise: 09:58, Set: 17:38. Civil Dark: 18:21 - 07:00. Nautical Dark: 18:59 - 06:21. Astro Dark: 19:38 - 05:42

Total Clouds (% Sky Obscured)

56
69
80
90
93
97
100
100
100
100
100
100
100
100
100
100
100
100
100
97
93
89
83
80

Low Clouds (% Sky Obscured)

24
41
57
61
47
26
10
35
54
69
79
90
100
100
100
100
100
100
100
94
88
83
70
64

Medium Clouds (% Sky Obscured)

56
69
77
73
79
82
88
88
87
87
73
60
44
42
49
58
69
71
71
66
63
60
61
68

High Clouds (% Sky Obscured)

27
26
44
61
74
87
100
100
98
98
67
36
5
10
21
30
65
40
40
36
36
28
24
27

ISS Passover

Visibility (miles)

9
9
7
5
2
3
3
3
5
7
9
9
9
9
9
9
9
7
4
2
3
4
5
6

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

Precipitation Probability (%)

18
32
43
58
71
78
84
94
95
93
84
84
95
94
84
66
63
62
79
92
92
82
70
61

Precipitation Amount (mm)

0
0
0
0.3
0.4
0.5
0.5
0.7
0.8
0.8
0.5
0.4
0.7
0.6
0.5
0.2
0.2
0
0.4
0.6
0.6
0.4
0.3
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
76
82
87
92
93
93
96
96
96
96
95
95
95
93
95
95
95
95
95
95
93
90
90

Pressure (mb)

1000
1000
1000
1000
999
999
998
998
998
997
997
997
996
996
996
995
995
995
994
994
995
995
996
996

Ozone (du)

287
286
286
287
288
288
289
289
290
292
293
293
294
294
293
292
291
290
289
288
289
291
292
291

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

Generated: 17/10/25 08:43:00. Forecast: 17/10/25 to 23/10/25. Timezone: UTC+1.00