Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 18

Waning Crescent 9%

04:04

16:59

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
02 Bad

Sun - Rise: 07:32, Set: 18:03, Transit: 12:48. Moon - Rise: 04:04, Set: 16:59. Civil Dark: 18:37 - 06:59. Nautical Dark: 19:15 - 06:20. Astro Dark: 19:53 - 05:42

Total Clouds (% Sky Obscured)

98
100
98
100
91
100
100
100
100
99
100
100
100
100
100
100
100
100
100
99
100
100
100
100

Low Clouds (% Sky Obscured)

83
94
70
87
68
59
67
63
57
51
39
30
33
25
25
41
36
33
34
22
6
20
24
23

Medium Clouds (% Sky Obscured)

0
0
0
0
7
4
11
91
100
92
95
100
100
100
100
100
100
95
97
99
100
100
100
99

High Clouds (% Sky Obscured)

98
85
98
100
85
99
100
100
100
97
100
100
100
100
100
100
100
100
99
88
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
7
6
5
4
1
0
0
0
0
0
0
0
0
0
0
0
8
19
25
31
30

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
7
7
7
7
8
8
7
7
7
7
7
7
8
8
7
6
7
7
7
7
6
6
6

Relative Humidity (%)

80
80
80
82
84
85
81
72
69
64
62
62
65
68
69
69
67
67
65
64
64
63
63
64

Pressure (mb)

1025
1025
1025
1024
1024
1024
1025
1024
1024
1023
1023
1022
1021
1020
1020
1019
1019
1018
1017
1017
1016
1015
1014
1013

Ozone (du)

279
281
282
281
281
280
280
279
277
277
277
276
275
275
273
273
274
274
274
274
273
272
273
274

Sunday 19

Waning Crescent 4%

05:15

17:09

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
02 Bad

Sun - Rise: 07:34, Set: 18:01, Transit: 12:47. Moon - Rise: 05:15, Set: 17:09. Civil Dark: 18:35 - 07:00. Nautical Dark: 19:13 - 06:22. Astro Dark: 19:51 - 05:44

Total Clouds (% Sky Obscured)

100
100
100
100
100
95
100
100
100
100
100
100
100
100
100
100
72
65
40
84
83
90
89
93

Low Clouds (% Sky Obscured)

31
10
6
0
25
21
73
77
76
70
84
95
99
89
84
91
66
63
40
49
64
76
70
85

Medium Clouds (% Sky Obscured)

97
98
98
90
73
63
100
92
99
100
100
100
97
100
96
91
6
0
0
44
27
43
67
41

High Clouds (% Sky Obscured)

100
100
100
100
77
55
98
100
100
100
100
100
100
100
100
100
20
10
1
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
6
6
9
4
4
4
1
5
2
6
5
9
8
9
9
9
4
4
4

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

Precipitation Probability (%)

25
21
22
24
60
95
78
91
95
95
95
95
95
95
95
95
71
25
15
7
45
70
79
76

Precipitation Amount (mm)

0
0
0
0
0
0.9
0.4
0.5
1.1
1.3
2.6
2
1.7
2.6
2.9
0.7
0
0
0
0
0
0.4
0.5
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
7
7
8
8
12
14
14
14
14
14
14
14
14
14
14
14
13
13
12
12
12
12

Relative Humidity (%)

65
66
66
69
70
71
90
95
95
96
93
96
98
96
96
98
96
92
90
95
96
95
90
92

Pressure (mb)

1012
1011
1010
1009
1008
1007
1006
1006
1005
1004
1002
1001
999
998
997
997
997
996
996
996
996
996
995
995

Ozone (du)

275
275
274
275
274
274
274
275
275
274
274
274
274
278
284
286
288
290
291
293
297
298
305
304

Monday 20

Waning Crescent 1%

06:27

17:20

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
02 Bad

Sun - Rise: 07:35, Set: 17:59, Transit: 12:47. Moon - Rise: 06:27, Set: 17:20. Civil Dark: 18:33 - 07:02. Nautical Dark: 19:11 - 06:24. Astro Dark: 19:49 - 05:46

Total Clouds (% Sky Obscured)

79
100
100
97
100
100
100
100
100
100
100
100
100
100
98
71
67
63
55
51
86
73
60
48

Low Clouds (% Sky Obscured)

63
65
71
67
61
83
72
70
69
68
67
66
80
79
56
59
64
61
45
41
53
61
53
44

Medium Clouds (% Sky Obscured)

35
64
100
93
50
98
99
84
96
85
98
85
87
39
64
56
23
7
23
11
24
52
41
7

High Clouds (% Sky Obscured)

3
0
10
0
90
90
86
100
100
100
100
100
100
100
90
20
30
22
20
1
15
0
0
0

ISS Passover

Visibility (miles)

6
6
4
4
8
7
5
2
2
3
6
4
4
5
7
5
5
9
9
9
9
9
9
9

Fog (%)

2
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

89
95
91
73
72
95
95
95
95
95
95
95
92
95
87
72
50
27
29
22
20
11
15
19

Precipitation Amount (mm)

0.8
0.8
0.7
0.4
0.4
0.8
1.6
1.7
2.2
1.2
0.9
0.9
0.5
0.7
0.5
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
13
13
14
15
14
16
18
21
20
22
20
20
18
17
17
16
16
16
15
15
14
14
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
92
92
90
87
87
89
90
93
90
89
89
92
87
89
89
89
92
92
89
92
90
89
93

Pressure (mb)

994
994
993
993
992
991
991
990
989
989
988
986
985
985
984
984
985
986
987
988
988
989
990
990

Ozone (du)

301
300
301
303
305
306
307
308
308
307
307
306
306
306
307
305
304
304
303
303
300
299
301
301

Tuesday 21

New Moon 0%

07:38

17:32

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 OK
01 Bad
02 Bad

Sun - Rise: 07:37, Set: 17:57, Transit: 12:47. Moon - Rise: 07:38, Set: 17:32. Civil Dark: 18:31 - 07:03. Nautical Dark: 19:09 - 06:25. Astro Dark: 19:47 - 05:47

Total Clouds (% Sky Obscured)

36
45
52
51
57
54
55
78
55
92
81
54
63
81
66
76
72
35
44
88
41
25
42
59

Low Clouds (% Sky Obscured)

34
37
37
37
39
42
39
47
48
76
67
50
54
56
39
52
37
29
35
57
23
11
7
4

Medium Clouds (% Sky Obscured)

7
10
10
15
28
31
39
44
49
50
39
28
15
37
44
37
54
35
44
36
24
9
23
34

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
2
2
3
8
12
14
36
59

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
8
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 (%)

15
27
28
17
19
18
10
25
27
21
24
22
13
23
30
31
20
10
3
4
3
2
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)

12
11
11
11
11
11
12
14
14
15
15
14
13
12
10
9
9
8
7
8
7
6
5
4

Chance of Frost

Temperature (°C)

11
11
11
11
11
11
12
13
14
14
15
15
15
15
14
13
12
12
11
11
10
9
9
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
93
95
96
93
86
78
70
73
70
69
74
78
84
90
93
93
87
90
95
93
95

Pressure (mb)

991
991
991
992
992
993
993
994
994
994
995
995
995
995
996
996
997
997
998
999
999
1000
1000
1000

Ozone (du)

298
293
294
289
287
288
290
297
295
293
292
292
290
290
288
287
287
288
288
288
287
287
287
287

Wednesday 22

Waxing Crescent 1%

08:50

17:48

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
02 Bad

Sun - Rise: 07:39, Set: 17:55, Transit: 12:47. Moon - Rise: 08:50, Set: 17:48. Civil Dark: 18:29 - 07:05. Nautical Dark: 19:07 - 06:27. Astro Dark: 19:45 - 05:49

Total Clouds (% Sky Obscured)

67
67
75
65
71
82
91
93
96
98
99
99
100
100
100
100
100
100
100
100
100
100
85
70

Low Clouds (% Sky Obscured)

0
8
17
27
40
54
67
74
80
87
88
89
91
90
90
90
75
75
74
82
87
91
78
65

Medium Clouds (% Sky Obscured)

51
35
20
3
14
24
53
77
82
86
92
96
99
79
100
98
83
85
85
72
55
43
45
39

High Clouds (% Sky Obscured)

67
63
59
38
38
42
45
39
54
67
78
89
100
100
100
100
94
97
100
100
100
100
68
37

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
9
8
9
9
6
9
7
5
5
6
7
8
7
6
4
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
None
None
None
None
None
None
Very Light Rain
Very Light Rain
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
Light Rain

Precipitation Probability (%)

2
4
4
2
6
10
22
27
35
53
57
68
86
90
95
95
84
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.2
0.2
0.3
0.7
0.6
1.4
1
0.5
0.7
0.8
0.9
0.9
1.1
1
0.9

Wind Speed/Direction (mph)

3
3
2
2
2
3
3
5
9
12
14
15
17
18
17
18
19
17
19
20
21
22
22
20

Chance of Frost

Temperature (°C)

8
8
8
8
7
8
9
11
12
13
13
13
13
14
14
15
15
15
16
16
16
16
16
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
90
90
90
88
84
80
80
83
89
87
90
95
96
98
96
96
95
95
93
92
90
89

Pressure (mb)

1000
1000
1000
1000
1000
1000
1000
999
998
998
997
995
994
992
991
990
988
991
990
989
988
987
986
986

Ozone (du)

287
286
285
285
285
283
283
282
282
284
288
292
293
296
296
297
299
298
298
297
296
296
295
296

Thursday 23

Waxing Crescent 4%

10:03

18:07

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
02 Bad

Sun - Rise: 07:40, Set: 17:53, Transit: 12:47. Moon - Rise: 10:03, Set: 18:07. Civil Dark: 18:27 - 07:07. Nautical Dark: 19:05 - 06:28. Astro Dark: 19:43 - 05:50

Total Clouds (% Sky Obscured)

55
51
47
43
60
76
93
87
84
79
74
71
66
76
86
97
88
74
56
48
39
41
44
44

Low Clouds (% Sky Obscured)

52
46
41
35
50
67
85
77
67
57
54
50
44
53
57
58
53
50
46
48
39
41
41
40

Medium Clouds (% Sky Obscured)

29
19
12
5
16
17
10
19
28
36
32
27
23
41
60
78
66
52
22
15
10
6
13
18

High Clouds (% Sky Obscured)

5
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
9
12
6
0
3
8

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
9
9
9
8
7
6
7
8
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
None
None
None
None
None
None
Very Light Rain
None
Very Light Rain
None
Very Light Rain
Very Light Rain
Very Light Rain
None
Very Light Rain
Very Light Rain
None
Light Rain
None
None
None
None

Precipitation Probability (%)

95
72
48
23
38
46
43
54
58
52
57
58
61
65
65
53
62
65
49
64
48
23
22
16

Precipitation Amount (mm)

0.7
0.4
0
0
0
0
0
0
0.2
0
0.2
0
0.2
0.3
0.3
0
0.3
0.3
0
0.4
0
0
0
0

Wind Speed/Direction (mph)

19
20
19
19
18
20
22
24
25
27
28
28
29
30
29
28
27
24
21
19
19
20
21
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
83
80
78
76
71
67
63
60
59
57
62
67
72
69
68
66
67
68
69
67
65
64
63

Pressure (mb)

987
987
988
989
989
990
990
990
990
990
990
990
990
990
991
991
992
993
994
994
996
997
998
999

Ozone (du)

297
298
298
298
298
299
300
301
307
313
319
320
321
322
324
326
328
329
331
332
329
325
321
321

Friday 24

Waxing Crescent 8%

11:15

18:33

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 OK
22 Bad
23 Bad
00 Bad

Sun - Rise: 07:42, Set: 17:51, Transit: 12:47. Moon - Rise: 11:15, Set: 18:33. Civil Dark: 18:25 - 07:08. Nautical Dark: 19:04 - 06:30. Astro Dark: 19:42 - 05:52

Total Clouds (% Sky Obscured)

45
48
52
55
50
43
35
44
54
64
70
77
84
74
61
47
35
23
12
25
40
54

Low Clouds (% Sky Obscured)

35
34
32
30
30
30
29
31
36
38
46
53
56
44
38
35
25
14
5
8
11
14

Medium Clouds (% Sky Obscured)

23
26
30
34
28
22
16
32
48
64
69
73
78
63
48
33
23
13
2
12
19
23

High Clouds (% Sky Obscured)

10
10
14
17
13
8
0
0
0
0
0
0
0
19
40
47
35
22
4
3
1
0

ISS Passover

Visibility (miles)

9
8
9
9
9
9
8
7
7
7
7
7
8
8
8
8
9
8
8
8
8
8

Fog (%)

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

Precipitation Probability (%)

9
16
19
16
18
17
14
29
36
39
49
55
55
56
53
43
41
38
30
35
37
35

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.2
0
0.2
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
4
4
4
3
3
3
3
4
4
6
6
5
5
5
5
4
4
5
5
4

Dew Point (°C)

2
2
2
2
2
2
2
3
3
3
3
4
4
5
4
4
3
3
3
3
3
3

Relative Humidity (%)

64
65
65
66
68
67
64
64
62
59
58
61
64
67
68
69
71
71
73
74
74
71

Pressure (mb)

999
1000
1001
1001
1002
1002
1003
1004
1004
1004
1005
1005
1005
1005
1005
1005
1005
1006
1006
1006
1006
1006

Ozone (du)

321
321
322
322
323
319
316
312
313
314
315
313
311
309
311
313
315
314
313
312
313
315

Forecast for Chichester, West Sussex, United Kingdom (50.84,-0.77)

Generated: 18/10/25 03:23:17. Forecast: 18/10/25 to 25/10/25. Timezone: UTC+1.00