Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 16

Waning Crescent 13%

03:17

14:28

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 OK
21 Good
22 Good
23 Good

Sun - Rise: 07:21, Set: 16:14, Transit: 11:47. Moon - Rise: 03:17, Set: 14:28. Civil Dark: 16:50 - 06:45. Nautical Dark: 17:30 - 06:05. Astro Dark: 18:09 - 05:26

Total Clouds (% Sky Obscured)

100
100
98
88
93
100
100
100
100
100
99
100
100
100
97
100
98
96
90
60
21
11
0
5

Low Clouds (% Sky Obscured)

100
96
92
87
93
100
100
100
100
100
99
100
100
100
95
100
95
92
82
55
21
11
0
4

Medium Clouds (% Sky Obscured)

75
36
15
4
5
19
39
20
17
23
21
25
19
27
23
23
24
39
31
5
0
0
0
0

High Clouds (% Sky Obscured)

57
29
6
6
40
6
2
4
6
7
2
3
3
3
1
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 (%)

9
11
20
1
3
7
8
13
7
15
5
7
3
4
4
8
7
2
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)

8
8
8
10
11
12
11
11
12
12
12
13
14
14
14
13
12
12
11
10
11
10
8
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
8
7
7
6
6
7
6
7
6
5
6
6
5
5
5
4
4
4
3
3
3
-0

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
91
91
91
90
90
88
87
85
84
76
73
73
73
73
70
73
75
75
74
75
61

Pressure (mb)

1009
1009
1008
1008
1008
1009
1009
1010
1010
1011
1011
1011
1011
1011
1012
1012
1013
1013
1014
1015
1015
1016
1016
1016

Ozone (du)

294
293
292
291
290
290
289
288
286
285
284
282
280
279
280
280
280
281
287
290
286
283
283
281

Monday 17

Waning Crescent 7%

04:28

14:40

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

Sun - Rise: 07:23, Set: 16:13, Transit: 11:48. Moon - Rise: 04:28, Set: 14:40. Civil Dark: 16:49 - 06:46. Nautical Dark: 17:29 - 06:06. Astro Dark: 18:08 - 05:27

Total Clouds (% Sky Obscured)

5
47
53
61
29
27
9
5
18
23
19
28
18
24
24
9
0
0
0
0
0
0
31
51

Low Clouds (% Sky Obscured)

0
44
53
61
29
0
9
5
18
23
19
28
18
24
24
9
0
0
0
0
0
0
0
7

Medium Clouds (% Sky Obscured)

0
0
0
0
0
12
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

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
28
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
1
0
0
0
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)

10
8
10
11
12
12
13
13
12
13
14
13
13
13
12
10
8
6
6
5
5
4
3
3

Chance of Frost

Temperature (°C)

5
4
4
5
4
4
4
4
4
4
5
6
7
8
8
7
6
5
4
4
3
2
2
1

Feels Like (°C)

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

Dew Point (°C)

-3
-3
-2
0
1
1
0
0
0
1
1
1
1
1
1
2
2
2
2
2
1
1
-0
-1

Relative Humidity (%)

57
58
64
73
77
79
77
77
77
76
72
67
63
61
62
68
74
80
83
85
86
88
88
88

Pressure (mb)

1017
1017
1017
1018
1018
1019
1020
1020
1022
1022
1023
1023
1024
1024
1024
1025
1025
1026
1026
1026
1027
1027
1027
1026

Ozone (du)

275
270
267
265
265
268
269
268
269
268
268
268
267
266
265
265
266
271
271
275
272
258
261
265

Tuesday 18

Waning Crescent 3%

05:39

14:55

00 Bad
01 Bad
02 Bad
03 Bad
04 Good
05 Good
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: 07:24, Set: 16:11, Transit: 11:48. Moon - Rise: 05:39, Set: 14:55. Civil Dark: 16:48 - 06:48. Nautical Dark: 17:28 - 06:07. Astro Dark: 18:07 - 05:28

Total Clouds (% Sky Obscured)

94
96
81
50
0
5
62
85
97
100
100
79
97
82
55
94
92
90
91
94
95
83
77
67

Low Clouds (% Sky Obscured)

9
20
0
0
0
0
0
28
52
75
73
0
35
18
5
14
38
58
52
55
54
42
45
40

Medium Clouds (% Sky Obscured)

0
0
19
50
0
5
40
26
32
91
46
79
97
82
10
22
19
16
17
18
17
15
32
56

High Clouds (% Sky Obscured)

89
93
81
50
0
5
15
10
15
15
15
20
50
18
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
1
2
4
3
2
3
8
35
62
54
50
52
49
55
74
54
63
54
42
46
44
49

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.4
0.2
0.2
0
0.2
0.2
0.4
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

1
0
0
0
0
1
1
1
2
4
6
6
7
8
7
7
6
6
6
6
6
6
6
5

Feels Like (°C)

-2
-3
-3
-3
-3
-3
-3
-3
-1
1
2
2
3
3
3
4
4
4
3
5
4
4
4
3

Dew Point (°C)

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

Relative Humidity (%)

88
86
86
84
84
81
84
84
79
75
85
91
84
82
87
84
91
93
93
91
91
91
93
93

Pressure (mb)

1026
1025
1025
1024
1024
1023
1022
1022
1021
1021
1020
1019
1018
1016
1015
1014
1013
1012
1011
1010
1009
1008
1007
1006

Ozone (du)

268
274
276
278
278
278
277
284
285
283
279
279
276
276
277
275
275
278
276
274
276
279
281
284

Wednesday 19

Waning Crescent 1%

06:51

15:13

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: 07:26, Set: 16:10, Transit: 11:48. Moon - Rise: 06:51, Set: 15:13. Civil Dark: 16:47 - 06:49. Nautical Dark: 17:28 - 06:09. Astro Dark: 18:07 - 05:30

Total Clouds (% Sky Obscured)

81
91
93
52
30
57
69
76
80
86
66
40
70
87
98
94
88
85
89
94
100
100
100
100

Low Clouds (% Sky Obscured)

37
40
40
29
22
50
55
61
63
68
61
40
70
83
93
85
72
64
72
81
92
87
81
76

Medium Clouds (% Sky Obscured)

79
89
91
50
25
2
22
40
60
70
27
24
38
56
68
65
41
56
71
79
84
55
56
62

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
22
33
70
100
100
100
100

ISS Passover

Visibility (miles)

8
8
9
9
9
9
9
3
9
9
9
9
9
9
7
0
3
9
3
2
3
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
None
None
None
None
None
Light Rain
None
None
None
None
None
None
None
None
Very Light Rain
None
None
Very Light Rain
Snow
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

75
65
56
52
44
21
75
46
21
26
28
16
30
39
41
54
54
51
76
95
89
89
88
83

Precipitation Amount (mm)

0.3
0
0
0
0
0
0.5
0
0
0
0
0
0
0
0
0.2
0
0
0.3
1
0.4
0.5
0.5
0.4

Wind Speed/Direction (mph)

7
10
11
10
6
6
5
4
4
5
6
8
9
10
10
11
10
12
14
15
22
23
23
23

Chance of Frost

Temperature (°C)

5
5
5
5
4
4
4
4
4
4
4
5
5
5
5
5
4
4
4
4
4
5
4
4

Feels Like (°C)

2
1
1
1
3
2
1
2
2
2
1
3
3
1
1
0
1
0
-1
-1
-3
-4
-4
-4

Dew Point (°C)

4
4
4
3
3
2
2
3
3
3
2
2
1
2
4
3
2
3
3
3
3
1
1
1

Relative Humidity (%)

94
91
90
88
91
91
91
96
98
93
86
79
76
79
93
89
86
89
98
98
91
79
79
79

Pressure (mb)

1005
1004
1003
1002
1001
1001
1000
999
999
999
998
998
998
998
998
998
998
998
998
999
999
999
999
1000

Ozone (du)

286
286
300
313
318
316
314
315
320
328
338
350
353
351
349
343
340
334
330
332
337
338
333
330

Thursday 20

New Moon 0%

08:03

15:37

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

Sun - Rise: 07:28, Set: 16:09, Transit: 11:48. Moon - Rise: 08:03, Set: 15:37. Civil Dark: 16:46 - 06:51. Nautical Dark: 17:27 - 06:10. Astro Dark: 18:06 - 05:31

Total Clouds (% Sky Obscured)

99
97
96
81
69
86
71
67
66
73
73
78
66
49
25
31
35
39
33
26
21
26
31
40

Low Clouds (% Sky Obscured)

70
63
54
45
36
27
26
25
23
20
16
12
16
21
25
28
30
33
33
26
21
26
31
40

Medium Clouds (% Sky Obscured)

70
61
59
35
41
57
48
47
45
56
62
72
52
29
7
9
9
7
5
4
3
2
1
0

High Clouds (% Sky Obscured)

95
90
85
74
68
74
46
26
3
2
1
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

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 (%)

81
74
49
40
28
8
6
4
1
1
1
0
1
1
0
8
10
10
9
6
2
1
1
0

Precipitation Amount (mm)

0.5
0.4
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)

22
22
21
20
19
19
18
17
17
16
17
17
16
15
14
13
13
13
13
13
12
12
12
11

Chance of Frost

Temperature (°C)

4
4
4
3
3
3
2
2
2
2
3
4
4
4
4
4
3
3
2
2
2
1
1
1

Feels Like (°C)

-3
-4
-3
-3
-3
-4
-4
-3
-3
-2
-2
-1
-1
-1
-1
-1
-1
-0
-1
-2
-2
-2
-2
-2

Dew Point (°C)

1
1
1
1
1
0
0
0
0
0
0
1
1
1
1
2
1
1
0
-0
-1
-1
-1
-1

Relative Humidity (%)

79
79
80
83
83
85
86
86
86
85
82
79
77
79
80
83
83
85
86
86
86
88
88
89

Pressure (mb)

1001
1001
1002
1003
1003
1004
1005
1006
1007
1008
1008
1009
1009
1010
1010
1011
1011
1012
1013
1013
1014
1014
1015
1015

Ozone (du)

327
324
323
323
321
321
323
323
325
325
323
321
319
323
327
331
332
333
333
332
331
330
331
331

Friday 21

Waxing Crescent 2%

09:12

16:10

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

Sun - Rise: 07:29, Set: 16:08, Transit: 11:49. Moon - Rise: 09:12, Set: 16:10. Civil Dark: 16:45 - 06:52. Nautical Dark: 17:26 - 06:11. Astro Dark: 18:05 - 05:32

Total Clouds (% Sky Obscured)

49
51
53
50
46
41
36
35
57
58
49
36
45
56
65
53
38
20
8
6
7
8
8
8

Low Clouds (% Sky Obscured)

47
47
49
48
44
41
34
30
27
23
20
16
20
28
36
24
12
0
4
6
6
4
2
1

Medium Clouds (% Sky Obscured)

0
0
1
1
2
4
35
35
57
58
49
29
45
56
37
31
20
20
8
6
4
4
3
1

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
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
6
3
0
3
6
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
8
12
13
26
31
36
31
27
14
13
9
0
1
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)

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

Chance of Frost

Temperature (°C)

0
-0
-0
-1
-1
-1
-1
0
1
1
2
2
3
3
3
4
3
2
1
1
0
-0
-1
-1

Feels Like (°C)

-2
-3
-3
-3
-3
-4
-4
-4
-3
-3
-3
-3
-2
-0
-0
-1
-1
-2
-3
-3
-3
-4
-3
-4

Dew Point (°C)

-1
-2
-2
-2
-2
-3
-2
-2
-2
-2
-0
1
2
2
3
3
2
1
-1
-1
-2
-2
-3
-2

Relative Humidity (%)

91
89
87
87
87
87
89
86
84
81
86
89
94
94
94
93
91
88
84
86
86
87
87
91

Pressure (mb)

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

Ozone (du)

332
330
329
328
330
332
333
333
333
333
335
336
338
338
338
337
335
332
329
326
322
318
316
314

Saturday 22

Waxing Crescent 5%

10:13

16:55

Sun - Rise: 07:31, Set: 16:07, Transit: 11:49. Moon - Rise: 10:13, Set: 16:55. Civil Dark: 16:44 - 06:54. Nautical Dark: 17:25 - 06:13. Astro Dark: 18:04 - 05:34

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

Generated: 16/11/25 00:10:25. Forecast: 16/11/25 to 22/11/25. Timezone: UTC+0.00