Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 12

Waning Gibbous 95%

22:34

No Set

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

Sun - Rise: 05:05, Set: 21:13, Transit: 13:08. Moon - Rise: 22:34, Set: No Set. Civil Dark: 21:57 - 04:21. Nautical Dark: 23:00 - 03:19. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
1
0
20
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Low 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

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
0

High Clouds (% Sky Obscured)

0
0
0
9
2
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 (%)

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 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)

2
3
5
6
7
9
10
10
8
9
11
8
6
4
3
3
4
4
3
4
4
4
4
4

Chance of Frost

Temperature (°C)

18
21
23
24
26
27
28
29
29
28
26
26
26
25
22
19
18
17
16
15
14
13
13
13

Feels Like (°C)

20
23
24
25
26
27
27
28
28
27
24
25
26
26
23
20
18
17
16
15
14
14
13
14

Dew Point (°C)

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

Relative Humidity (%)

62
54
47
43
39
34
29
28
27
31
42
46
45
47
55
58
58
60
65
67
74
80
83
79

Pressure (mb)

1017
1017
1017
1017
1017
1016
1016
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013

Ozone (du)

327
327
327
328
329
331
333
334
330
328
327
329
330
329
326
326
328
330
331
332
333
333
334
335

Sunday 13

Waning Gibbous 88%

22:51

07:43

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

Sun - Rise: 05:06, Set: 21:12, Transit: 13:08. Moon - Rise: 22:51, Set: 07:43. Civil Dark: 21:56 - 04:23. Nautical Dark: 22:58 - 03:21. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
8
100
100
100
100
100
100
88
99
69
90
78
68

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
5
48
83
78
68

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
8
40
40
100
94
52
66
32
13
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
8
100
100
100
100
100
100
55
38
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 (%)

0
0
0
0
0
0
0
0
0
0
1
1
2
2
0
0
0
1
5
10
8
4
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)

4
7
7
6
5
4
2
5
9
12
10
9
7
7
6
3
3
4
4
3
3
4
4
5

Chance of Frost

Temperature (°C)

16
19
20
22
24
25
26
27
27
26
26
25
24
23
21
19
18
17
17
16
16
16
16
17

Feels Like (°C)

17
19
20
22
24
26
28
28
26
24
23
23
22
21
19
18
17
16
16
16
18
18
18
19

Dew Point (°C)

10
10
8
7
8
8
8
8
7
7
7
7
7
7
10
11
10
9
10
13
14
14
15
16

Relative Humidity (%)

65
55
45
39
36
33
30
28
28
28
30
31
34
37
50
58
59
59
64
78
87
87
90
92

Pressure (mb)

1013
1013
1013
1013
1012
1012
1012
1012
1011
1011
1010
1010
1010
1010
1011
1010
1011
1011
1011
1011
1011
1011
1011
1012

Ozone (du)

335
333
332
330
332
331
331
329
329
327
326
327
328
329
330
331
336
339
347
342
338
335
335
334

Monday 14

Waning Gibbous 80%

23:05

09:05

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

Sun - Rise: 05:07, Set: 21:11, Transit: 13:09. Moon - Rise: 23:05, Set: 09:05. Civil Dark: 21:54 - 04:24. Nautical Dark: 22:56 - 03:23. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

66
67
56
30
4
17
68
84
23
20
15
15
19
15
24
45
57
34
39
39
43
39
31
18

Low Clouds (% Sky Obscured)

66
63
56
30
4
17
54
40
0
0
0
0
8
0
16
35
42
34
37
39
40
37
29
18

Medium Clouds (% Sky Obscured)

0
1
0
0
0
0
10
21
8
0
3
15
3
4
0
0
3
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
1
1
12
15
1
15
15
15
19
2
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
8
10
5
9
10
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)

10
12
14
15
16
18
19
21
21
20
19
19
18
15
14
12
11
9
7
6
5
5
5
6

Chance of Frost

Temperature (°C)

19
20
21
22
23
24
24
23
22
23
22
21
20
19
17
16
15
15
13
13
12
11
12
12

Feels Like (°C)

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

Dew Point (°C)

16
13
12
11
11
9
7
9
11
10
10
10
10
10
10
10
12
10
11
11
10
10
10
11

Relative Humidity (%)

84
63
55
49
46
40
34
41
47
44
46
49
52
57
62
68
79
75
87
90
89
90
92
92

Pressure (mb)

1012
1013
1013
1014
1014
1015
1015
1015
1016
1016
1015
1015
1016
1016
1016
1017
1017
1017
1018
1018
1018
1018
1018
1018

Ozone (du)

333
333
331
332
332
333
337
338
338
342
343
344
345
346
346
345
344
343
342
345
347
344
343
343

Tuesday 15

Waning Gibbous 70%

23:18

10:26

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

Sun - Rise: 05:08, Set: 21:10, Transit: 13:09. Moon - Rise: 23:18, Set: 10:26. Civil Dark: 21:53 - 04:26. Nautical Dark: 22:55 - 03:25. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

34
60
71
74
77
81
47
49
66
94
99
100
88
85
80
72
68
58
65
79
95
97
98
100

Low Clouds (% Sky Obscured)

31
42
47
46
39
27
29
29
26
23
17
15
19
24
57
49
43
35
41
52
63
47
29
10

Medium Clouds (% Sky Obscured)

1
2
4
11
18
23
34
44
61
86
82
77
62
49
37
35
30
30
35
40
35
35
30
30

High Clouds (% Sky Obscured)

3
5
0
0
5
5
1
1
1
30
67
97
63
38
13
17
3
2
22
41
67
67
72
77

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
3
5
3
8

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
Very Light Rain
None
Light Rain
Light Rain
None

Precipitation Probability (%)

11
13
7
14
17
10
28
36
31
42
42
28
36
32
11
14
12
10
15
52
51
64
70
44

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
15
17
19
19
19
19
19
18
18
18
18
18
17
16
15
15
14
14
14
14
14
14
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
65
51
44
39
40
41
41
48
43
51
50
52
58
66
71
74
79
89
93
96
95
96
95

Pressure (mb)

1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016

Ozone (du)

340
337
336
334
334
332
331
330
328
325
320
316
314
313
310
308
305
299
296
294
293
294
293
294

Wednesday 16

Waning Gibbous 59%

23:30

11:47

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

Sun - Rise: 05:10, Set: 21:09, Transit: 13:09. Moon - Rise: 23:30, Set: 11:47. Civil Dark: 21:52 - 04:27. Nautical Dark: 22:53 - 03:27. Astro Dark: N/A - 01:29

Total Clouds (% Sky Obscured)

84
71
57
70
84
98
77
53
25
16
20
25
25
24
31
32
42
55
61
69
76
70
71
68

Low Clouds (% Sky Obscured)

16
22
33
32
30
28
19
9
0
0
0
0
13
12
11
28
42
55
61
69
76
70
71
68

Medium Clouds (% Sky Obscured)

30
30
40
42
38
44
8
7
3
0
2
9
16
24
31
32
42
55
45
34
24
31
41
50

High Clouds (% Sky Obscured)

57
28
1
27
59
92
58
31
4
2
6
14
9
4
4
4
9
10
15
14
14
13
15
19

ISS Passover

Visibility (miles)

9
9
9
9
5
8
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

11
15
3
27
52
25
9
21
5
7
12
8
11
9
4
4
3
1
1
1
1
1
1
1

Precipitation Amount (mm)

0
0
0
0
0.2
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
12
12
12
13
13
14
14
14
13
13
12
10
8
7
7
6
6
6
6
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
14
15
16
17
17
18
18
19
20
19
20
20
18
18
17
17
16
15
15
15
16
16
16

Dew Point (°C)

14
15
16
17
18
19
20
20
20
19
18
17
17
17
17
17
16
16
15
16
16
16
16
16

Relative Humidity (%)

96
96
95
95
95
96
95
95
89
81
73
70
74
80
88
93
92
90
90
92
93
95
92
90

Pressure (mb)

1017
1017
1017
1017
1017
1017
1018
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1015
1015
1015
1015
1014
1014
1014

Ozone (du)

296
298
300
300
298
298
299
301
302
302
303
303
302
303
304
305
306
308
309
308
306
304
304
303

Thursday 17

Waning Gibbous 48%

23:44

13:11

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
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 05:11, Set: 21:08, Transit: 13:09. Moon - Rise: 23:44, Set: 13:11. Civil Dark: 21:51 - 04:28. Nautical Dark: 22:51 - 03:29. Astro Dark: 00:48 - 01:40

Total Clouds (% Sky Obscured)

77
87
96
77
56
32
50
66
85
57
32
20
43
59
73
70
66
70
79
85
92
86
79
72

Low Clouds (% Sky Obscured)

61
47
31
29
31
32
28
23
26
14
19
20
31
28
24
16
13
8
11
14
17
21
25
28

Medium Clouds (% Sky Obscured)

55
63
69
73
56
32
50
63
57
55
32
20
40
40
52
43
28
8
14
16
18
21
19
18

High Clouds (% Sky Obscured)

41
62
89
59
30
1
28
57
85
57
28
0
9
19
35
59
62
68
79
84
90
65
42
18

ISS Passover

Visibility (miles)

9
9
9
9
8
6
4
6
8
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 (%)

7
11
12
19
23
24
31
34
34
37
36
33
29
22
2
2
1
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)

8
9
11
12
12
13
14
13
12
12
11
11
11
9
7
5
4
4
5
4
4
4
4
4

Chance of Frost

Temperature (°C)

18
20
21
22
23
23
24
22
21
19
18
19
19
18
16
15
15
14
14
14
15
14
15
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
81
74
67
66
66
65
72
80
88
89
88
89
92
95
96
96
93
93
93
95
95
93
93

Pressure (mb)

1014
1014
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015

Ozone (du)

303
302
302
301
302
303
303
307
311
315
319
322
326
327
327
328
327
327
327
327
327
327
327
328

Friday 18

Third Quarter 48%

00:02

14:37

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

Sun - Rise: 05:12, Set: 21:07, Transit: 13:09. Moon - Rise: 00:02, Set: 14:37. Civil Dark: 21:49 - 04:30. Nautical Dark: 22:49 - 03:31. Astro Dark: 00:38 - 01:48

Total Clouds (% Sky Obscured)

66
60
54
53
55
56
57
58
59
78
91
98
94
89
85
85
90
90

Low Clouds (% Sky Obscured)

22
14
5
4
2
0
0
0
0
6
15
22
25
32
50
52
50
48

Medium Clouds (% Sky Obscured)

16
14
12
22
35
50
57
58
59
78
83
75
65
56
40
24
12
2

High Clouds (% Sky Obscured)

20
25
23
25
29
27
25
25
24
42
62
86
62
40
21
20
35
48

ISS Passover

Visibility (miles)

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

Precipitation Type

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
1
1
0
0
0
1
1
2
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
17
18
20
21
22
24
24
24
24
22
21
19
18
17
16
16
15

Feels Like (°C)

12
16
16
16
17
17
18
22
21
20
20
20
20
14
14
15
14
14

Dew Point (°C)

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

Relative Humidity (%)

90
77
65
56
49
42
38
38
39
39
43
47
53
54
55
56
61
67

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1015
1015
1015

Ozone (du)

329
329
329
329
329
329
329
328
328
328
330
333
336
337
338
339
339
339

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

Generated: 12/07/25 07:12:17. Forecast: 12/07/25 to 18/07/25. Timezone: UTC+1.00