Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 17

Waning Crescent 3%

05:39

14:55

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

0
0
0
0
0
0
3
6
43
24
77
72
42
19
38
67
93
90
100
100
97
86
41
73

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
3
0
0
0
61
30
40
0
0
0
24
50
76
51
37
28
30
10

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
25
43
4
7
15
30
39
35
45
50
61
60
22
49

High Clouds (% Sky Obscured)

0
0
0
0
0
0
3
6
43
24
16
4
2
3
2
3
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
6
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
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
1
1
0
5
2
1
0
1
4
29
53
51
31
40
21
33
14
8

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
1
0
0
-1
-1
-2
-2
-1
-1
-1
-1
0
0
1
2
5
6
5
5
6
5
5
5

Relative Humidity (%)

83
83
83
85
83
84
84
86
88
88
88
88
86
79
72
74
88
90
82
84
88
90
90
93

Pressure (mb)

1026
1026
1026
1026
1026
1025
1025
1024
1024
1023
1022
1022
1022
1021
1021
1020
1019
1017
1016
1015
1015
1014
1013
1013

Ozone (du)

256
260
263
267
270
276
280
274
274
281
283
280
275
274
271
273
275
273
271
267
266
266
267
272

Tuesday 18

Waning Crescent 1%

06:51

15:13

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
12 Bad
13 OK
14 Bad
15 Good
16 Good
17 OK
18 OK
19 Good

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)

47
83
78
82
82
90
67
41
91
93
71
75
91
79
65
62
32
40
55
11
0
0
0
0

Low Clouds (% Sky Obscured)

0
17
24
24
31
36
37
41
72
69
62
72
83
66
53
39
32
37
41
7
0
0
0
0

Medium Clouds (% Sky Obscured)

24
63
78
47
35
26
36
0
29
36
10
6
46
60
54
60
32
40
51
11
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
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
6
0
1
0
1
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
Snow
None
None

Precipitation Probability (%)

4
5
10
15
12
22
13
15
21
49
47
36
49
49
58
39
11
2
2
1
6
30
7
5

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0
0

Wind Speed/Direction (mph)

8
8
8
9
8
8
7
8
11
12
15
14
14
17
20
20
21
20
19
18
17
16
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
93
91
91
93
94
94
94
86
94
94
94
96
94
96
86
78
76
78
79
85
93
88
81

Pressure (mb)

1012
1012
1011
1010
1009
1009
1008
1008
1007
1007
1008
1009
1009
1010
1010
1011
1010
1011
1011
1012
1012
1013
1013
1014

Ozone (du)

272
271
272
275
278
285
288
294
298
302
302
306
307
316
325
332
335
332
323
321
322
323
325
328

Wednesday 19

Waning Crescent 0%

08:03

15:37

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

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)

0
0
0
0
0
4
32
46
27
0
0
0
6
1
0
0
0
2
14
20
5
5
2
4

Low Clouds (% Sky Obscured)

0
0
0
0
0
4
32
46
27
0
0
0
0
0
0
0
0
0
5
5
1
1
2
3

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
3
1
0
0
0
2
14
4
5
5
2
4

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
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 (%)

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-5
-5
-6
-6
-4
-4
-4
-3
-3
-3
-4
-3
-3
-3
-2
-2
-0
-1
-2
-2
-3
-3
-3
-3

Dew Point (°C)

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

Relative Humidity (%)

81
83
83
81
81
81
81
80
80
80
80
80
80
71
63
58
55
56
73
69
70
73
76
74

Pressure (mb)

1014
1015
1015
1015
1015
1015
1016
1015
1015
1016
1016
1016
1017
1017
1017
1018
1017
1017
1017
1018
1018
1018
1019
1020

Ozone (du)

330
327
326
332
333
332
326
324
327
325
322
324
326
328
331
338
337
332
325
320
317
317
319
321

Thursday 20

New Moon 2%

09:12

16:10

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

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)

6
3
2
2
1
2
2
14
24
30
23
20
18
30
58
96
93
92
91
93
97
100
100
100

Low Clouds (% Sky Obscured)

5
3
2
1
0
0
1
0
0
1
1
1
1
0
0
0
0
0
0
10
21
32
44
55

Medium Clouds (% Sky Obscured)

2
0
0
0
0
0
0
1
1
2
8
14
16
20
29
40
46
49
77
85
88
91
92
89

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
14
24
30
23
20
10
27
49
71
55
38
21
50
75
100
99
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
0
4
8

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
80
81
83
84
86
83
83
81
83
81
81
80
71
64
60
58
57
61
68
72
73
71
69

Pressure (mb)

1020
1021
1021
1022
1022
1023
1023
1023
1024
1024
1024
1025
1025
1026
1026
1026
1026
1025
1025
1025
1024
1024
1023
1023

Ozone (du)

319
318
320
317
316
316
314
308
303
299
298
298
296
295
292
290
288
287
288
287
272
268
272
273

Friday 21

Waxing Crescent 5%

10:13

16:55

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

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)

100
92
100
100
100
100
100
99
97
96
81
66
52
51
53
53
51
53
59
52
58
60
55
56

Low Clouds (% Sky Obscured)

67
76
95
98
99
99
100
78
56
34
32
29
26
29
33
37
40
42
45
44
43
41
28
14

Medium Clouds (% Sky Obscured)

78
63
86
100
100
100
100
98
96
93
81
66
52
45
40
30
28
29
37
43
47
60
55
56

High Clouds (% Sky Obscured)

100
91
100
100
73
47
20
20
15
15
15
10
15
15
10
15
7
6
1
1
1
0
14
34

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

12
43
65
93
95
95
95
95
95
95
94
59
59
61
50
25
28
28
23
24
23
16
15
9

Precipitation Amount (mm)

0
0
0.3
0.7
1.1
1.4
2.4
2.1
1.6
0.9
0.4
0
0
0.2
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
8
9
11
15
14
16
17
15
13
11
13
13
8
6
7
7
6
5
5
4
3
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-0
1
2
3
5
7
7
7
7
7
7
7
8
7
7
7
7
7
7
7
6
5
5
5

Relative Humidity (%)

68
68
74
75
79
90
91
91
95
95
95
95
95
95
91
88
91
91
91
91
91
91
94
94

Pressure (mb)

1022
1021
1020
1019
1018
1016
1015
1014
1013
1013
1012
1011
1011
1011
1012
1011
1011
1011
1010
1010
1010
1010
1010
1010

Ozone (du)

274
281
286
286
289
296
298
297
295
293
294
297
298
299
299
297
296
295
294
293
290
287
283
282

Saturday 22

Waxing Crescent 10%

11:03

17:53

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

Sun - Rise: 07:32, Set: 16:06, Transit: 11:49. Moon - Rise: 11:03, Set: 17:53. Civil Dark: 16:43 - 06:55. Nautical Dark: 17:24 - 06:14. Astro Dark: 18:03 - 05:35

Total Clouds (% Sky Obscured)

50
53
61
72
72
77
81
87
94
99
95
90
60
47
43
48
64
75
88
92
96
100
100
100

Low Clouds (% Sky Obscured)

4
9
10
11
17
29
38
57
78
98
93
86
60
47
43
48
64
71
78
80
83
86
83
79

Medium Clouds (% Sky Obscured)

50
53
61
72
72
68
65
59
54
34
21
14
7
6
6
5
25
47
81
82
87
84
78
62

High Clouds (% Sky Obscured)

50
35
22
18
15
11
9
35
65
95
95
90
60
47
43
48
64
75
88
90
81
71
81
90

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

Precipitation Probability (%)

4
8
9
4
5
6
4
11
13
16
49
66
80
80
81
79
78
74
63
67
65
65
57
47

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
3
3
3
2
2
2
3
3
4
3
2
3
3
3
3
8
7
7
7
7
8
4

Dew Point (°C)

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

Relative Humidity (%)

94
94
94
94
94
91
89
88
89
91
93
91
90
88
84
78
73
77
81
85
87
90
93
93

Pressure (mb)

1010
1010
1010
1010
1010
1010
1010
1009
1009
1009
1009
1008
1008
1008
1008
1007
1007
1007
1006
1006
1005
1005
1004
1004

Ozone (du)

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

Sunday 23

Waxing Crescent 17%

11:41

19:01

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

Sun - Rise: 07:34, Set: 16:05, Transit: 11:49. Moon - Rise: 11:41, Set: 19:01. Civil Dark: 16:42 - 06:56. Nautical Dark: 17:24 - 06:15. Astro Dark: 18:03 - 05:36

Total Clouds (% Sky Obscured)

100
99
98
98
70
45
19
34
44
55
53
54
62
71
82
86
92
96
100
96
91
87

Low Clouds (% Sky Obscured)

75
63
45
34
33
36
19
34
44
55
53
54
56
51
56
68
73
71
75
77
76
74

Medium Clouds (% Sky Obscured)

34
36
52
67
70
45
19
34
44
55
53
54
62
71
82
85
90
95
100
94
78
62

High Clouds (% Sky Obscured)

100
73
47
20
15
20
15
15
20
25
30
40
55
56
48
33
50
75
100
75
47
25

ISS Passover

Visibility (miles)

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

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
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

Precipitation Probability (%)

34
37
40
40
37
36
37
43
46
48
68
82
93
94
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.7
0.6
0.6
0.5
0.7
1
1.3
1.2
1.3
1.5

Wind Speed/Direction (mph)

3
3
3
4
5
6
7
8
9
10
12
12
13
14
14
14
15
15
15
15
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
90
90
88
88
88
90
90
86
86
85
88
90
91
91
91
91
91
94
94
94
94

Pressure (mb)

1004
1003
1003
1002
1002
1001
1001
1000
1000
999
998
998
997
997
996
995
994
993
992
991
992
992

Ozone (du)

278
279
280
281
281
281
280
279
282
286
289
290
291
292
291
290
289
293
296
300
303
305

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

Generated: 17/11/25 20:32:01. Forecast: 17/11/25 to 23/11/25. Timezone: UTC+0.00