Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 20

Waning Crescent 1%

06:18

17:11

00 Bad
01 Bad
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

Sun - Rise: 07:27, Set: 17:50, Transit: 12:39. Moon - Rise: 06:18, Set: 17:11. Civil Dark: 18:24 - 06:54. Nautical Dark: 19:03 - 06:15. Astro Dark: 19:41 - 05:37

Total Clouds (% Sky Obscured)

83
72
68
47
57
88
96
90
93
100
100
100
100
100
100
100
100
100
100
100
93
77
74
89

Low Clouds (% Sky Obscured)

47
53
53
47
49
78
88
80
56
82
71
71
93
61
65
65
60
59
51
63
71
63
74
81

Medium Clouds (% Sky Obscured)

54
0
15
0
7
24
54
78
86
37
100
81
30
99
66
56
98
92
59
83
44
23
2
10

High Clouds (% Sky Obscured)

15
0
0
0
0
1
1
1
12
1
20
74
85
99
100
100
100
100
100
100
23
1
1
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
5
9
9
9
8
9
4
9
5
4
1
3
2
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
13
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

34
4
9
29
30
34
48
58
57
77
79
83
95
95
92
95
95
95
95
95
86
40
27
25

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0
0.4
0.4
0.4
0.6
0.9
0.5
0.9
2.2
1.6
2.5
1
0.2
0
0
0

Wind Speed/Direction (mph)

20
16
13
12
13
14
17
17
18
19
21
20
19
22
22
23
22
17
20
24
23
20
19
14

Chance of Frost

Temperature (°C)

15
15
13
13
13
13
13
13
14
14
14
14
14
14
14
14
14
14
14
14
14
13
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

996
997
997
996
996
995
994
994
994
994
993
993
992
991
990
989
988
987
987
986
985
986
987
988

Ozone (du)

282
288
291
300
299
296
294
293
295
296
297
299
301
302
301
300
302
299
299
297
299
300
299
300

Tuesday 21

New Moon 0%

07:30

17:23

00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 OK
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 OK
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:29, Set: 17:48, Transit: 12:39. Moon - Rise: 07:30, Set: 17:23. Civil Dark: 18:22 - 06:55. Nautical Dark: 19:01 - 06:17. Astro Dark: 19:39 - 05:39

Total Clouds (% Sky Obscured)

72
68
75
53
69
85
78
20
37
75
86
85
97
82
74
57
65
92
69
47
37
39
92
52

Low Clouds (% Sky Obscured)

58
54
68
53
59
60
53
12
25
32
34
51
57
62
56
45
42
54
45
45
30
26
4
25

Medium Clouds (% Sky Obscured)

16
16
15
5
31
34
23
20
37
75
35
26
37
19
24
13
12
43
26
9
0
18
45
44

High Clouds (% Sky Obscured)

0
0
0
0
2
2
0
0
1
1
13
10
8
15
4
9
24
81
1
1
9
2
15
15

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 (%)

20
11
12
7
9
14
12
4
10
10
10
15
32
27
28
29
14
12
12
6
7
4
2
2

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
89
92
93
93
93
96
93
93
92
84
76
72
67
65
62
63
70
80
84
84
88
90
88

Pressure (mb)

988
989
990
990
991
991
992
992
993
993
994
994
994
994
994
994
994
994
995
996
996
997
997
998

Ozone (du)

298
294
292
290
288
288
285
287
285
285
282
283
281
280
283
282
285
285
284
287
286
286
283
281

Wednesday 22

Waxing Crescent 1%

08:42

17:38

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

Sun - Rise: 07:31, Set: 17:46, Transit: 12:39. Moon - Rise: 08:42, Set: 17:38. Civil Dark: 18:20 - 06:57. Nautical Dark: 18:59 - 06:18. Astro Dark: 19:37 - 05:40

Total Clouds (% Sky Obscured)

43
21
34
19
23
26
39
31
36
49
46
86
99
100
100
100
100
100
100
100
100
100
95
89

Low Clouds (% Sky Obscured)

29
16
16
16
22
26
22
6
0
1
1
25
52
41
54
46
53
87
93
92
91
91
82
73

Medium Clouds (% Sky Obscured)

30
21
12
3
3
4
39
31
36
11
6
27
21
38
38
42
34
100
73
98
96
94
80
81

High Clouds (% Sky Obscured)

13
19
13
14
10
4
23
26
32
22
30
86
96
100
100
89
100
100
100
98
100
100
73
47

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
2
1
7
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
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

1
1
1
1
1
0
1
1
1
4
6
9
7
19
19
30
38
45
74
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
1
1.6
0.8
0.5
0.6

Wind Speed/Direction (mph)

9
8
8
7
7
6
5
4
3
2
3
5
6
7
8
9
10
10
10
14
15
16
20
22

Chance of Frost

Temperature (°C)

10
9
9
9
9
9
8
9
9
10
12
13
14
15
14
14
13
13
12
13
13
14
16
16

Feels Like (°C)

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

Dew Point (°C)

8
8
8
8
7
7
6
6
6
6
7
8
9
10
10
11
11
11
11
11
12
13
15
15

Relative Humidity (%)

87
88
90
90
88
88
87
85
82
77
70
68
69
71
76
84
87
87
89
89
93
96
93
92

Pressure (mb)

998
999
999
999
999
1000
1000
1000
1000
1000
1001
1001
1000
1000
999
998
997
996
994
993
991
990
988
987

Ozone (du)

284
283
282
281
279
278
278
279
280
283
285
288
290
292
291
289
289
291
290
289
290
292
294
295

Thursday 23

Waxing Crescent 4%

09:56

17:57

00 Bad
01 Bad
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 OK
20 Good
21 Good
22 OK
23 Bad

Sun - Rise: 07:33, Set: 17:44, Transit: 12:38. Moon - Rise: 09:56, Set: 17:57. Civil Dark: 18:18 - 06:59. Nautical Dark: 18:57 - 06:20. Astro Dark: 19:35 - 05:42

Total Clouds (% Sky Obscured)

83
69
64
56
72
82
96
99
85
98
92
70
80
55
51
55
46
33
20
25
0
2
28
65

Low Clouds (% Sky Obscured)

64
61
58
55
52
49
45
58
70
83
69
62
65
51
49
48
32
16
10
5
0
0
6
10

Medium Clouds (% Sky Obscured)

83
9
5
0
15
27
48
98
56
94
90
35
21
13
9
22
46
33
20
25
0
2
17
65

High Clouds (% Sky Obscured)

15
0
0
0
0
0
0
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

2
9
9
9
9
9
9
9
9
4
9
3
9
9
6
9
9
9
7
8
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
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
41
31
15
26
20
13
24
71
95
31
37
30
30
34
34
29
31
38
5
1
3
19
26

Precipitation Amount (mm)

0.7
0
0
0
0
0
0
0
0.3
0.7
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

24
28
29
28
27
23
21
21
21
23
22
23
24
24
24
23
19
18
18
17
18
16
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
9
7
7
5
7
7
6
6
6
4
4
6
4
7
7
7
6
4
3
2
3
3
3

Dew Point (°C)

15
13
12
11
10
10
9
9
8
8
8
6
6
7
6
7
8
7
7
6
5
5
3
4

Relative Humidity (%)

92
83
83
82
79
80
83
81
80
80
84
70
68
73
65
67
72
75
81
80
75
79
70
73

Pressure (mb)

986
984
984
984
984
984
984
983
983
983
984
985
986
987
988
989
991
992
994
996
997
998
999
999

Ozone (du)

292
292
294
295
294
293
300
300
309
306
312
315
316
316
315
315
314
314
312
311
312
310
314
314

Friday 24

Waxing Crescent 8%

11:08

18:23

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

Sun - Rise: 07:34, Set: 17:42, Transit: 12:38. Moon - Rise: 11:08, Set: 18:23. Civil Dark: 18:16 - 07:00. Nautical Dark: 18:55 - 06:22. Astro Dark: 19:33 - 05:43

Total Clouds (% Sky Obscured)

97
63
46
26
17
8
0
0
0
0
0
1
1
4
7
12
10
8
6
20
34
32
50
72

Low Clouds (% Sky Obscured)

22
18
22
26
17
8
0
0
0
0
0
1
1
2
4
6
5
3
1
9
17
25
38
50

Medium Clouds (% Sky Obscured)

97
28
18
0
0
0
0
0
0
0
0
0
0
4
7
12
10
7
3
14
25
29
29
26

High 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
18
34

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 (%)

25
7
7
7
6
5
6
6
7
8
10
11
12
27
27
21
30
28
15
25
24
12
43
48

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
1
2
2
2
2
1
1
2
3
4
5
6
7
7
7
7
7
7
7
4
5
5
5

Dew Point (°C)

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

Relative Humidity (%)

70
70
69
66
66
68
66
63
63
62
59
56
54
54
57
58
61
63
65
67
67
68
69
72

Pressure (mb)

999
999
999
999
999
1000
1000
1000
1000
1001
1001
1001
1001
1001
1001
1000
1000
1000
1000
1000
1000
999
999
999

Ozone (du)

314
319
322
319
317
316
317
316
314
311
309
308
308
305
304
303
302
303
305
306
309
311
314
313

Saturday 25

Waxing Crescent 15%

12:15

18:59

00 Bad
01 Bad
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

Sun - Rise: 07:36, Set: 17:40, Transit: 12:38. Moon - Rise: 12:15, Set: 18:59. Civil Dark: 18:15 - 07:02. Nautical Dark: 18:53 - 06:23. Astro Dark: 19:32 - 05:45

Total Clouds (% Sky Obscured)

95
96
97
98
96
95
95
92
89
86
90
93
96
83
69
55
70
87
97
98
99
100
79
55

Low Clouds (% Sky Obscured)

64
63
59
53
54
56
57
63
58
51
48
45
43
47
49
53
57
64
72
57
43
29
25
20

Medium Clouds (% Sky Obscured)

27
27
30
29
34
43
48
31
23
16
23
31
38
42
38
36
53
73
91
94
96
98
79
55

High Clouds (% Sky Obscured)

46
51
69
87
71
53
23
3
2
4
32
61
90
67
44
23
17
28
23
45
70
98
73
49

ISS Passover

Visibility (miles)

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

43
48
44
42
40
44
43
42
35
23
30
31
31
30
25
18
15
12
10
14
13
5
8
6

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)

17
17
15
15
14
14
13
13
12
12
13
12
11
11
10
9
9
8
7
7
7
6
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
4
5
5
5
5
4
4
5
5
5
6
6
6
7
7
8
7
7
5
5
5
5

Dew Point (°C)

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

Relative Humidity (%)

76
78
80
82
85
85
88
90
88
87
85
84
83
81
77
76
73
73
73
73
71
70
69
69

Pressure (mb)

999
998
999
999
1000
1001
1002
1003
1004
1005
1007
1007
1008
1009
1009
1010
1010
1010
1011
1011
1012
1012
1012
1012

Ozone (du)

313
313
314
316
318
315
313
310
308
306
304
308
311
315
315
316
316
319
321
324
325
326
328
320

Sunday 26

Waxing Crescent 22%

12:13

18:47

Sun - Rise: 06:38, Set: 16:38, Transit: 11:38. Moon - Rise: 12:13, Set: 18:47. Civil Dark: 17:13 - 06:04. Nautical Dark: 17:51 - 05:25. Astro Dark: 18:30 - 04:47

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 Dover, Kent, United Kingdom (51.13,1.31)

Generated: 20/10/25 00:04:48. Forecast: 20/10/25 to 26/10/25. Timezone: UTC+1.00