Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 12

Waning Gibbous 95%

22:45

07:30

09 Bad
10 Bad
11 Bad
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 OK
03 OK
04 OK
05 OK
06 OK
07 OK
08 OK

Sun - Rise: 04:49, Set: 21:26, Transit: 13:07. Moon - Rise: 22:45, Set: 07:30. Civil Dark: 22:16 - 03:59. Nautical Dark: 23:36 - 02:40. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

72
63
53
10
11
9
7
1
1
1
1
0
0
0
0
0
2
19
38
23
33
38
30
48

Low Clouds (% Sky Obscured)

30
37
26
6
0
0
0
0
0
0
0
0
0
0
0
0
0
13
5
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
8
3
5
8
6
5
9

High Clouds (% Sky Obscured)

4
31
4
10
11
9
7
1
1
1
1
0
0
0
0
0
2
3
5
5
7
9
14
9

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)

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

Chance of Frost

Temperature (°C)

18
20
22
25
25
25
25
24
24
23
22
20
18
16
15
15
15
14
14
14
14
14
17
19

Feels Like (°C)

19
21
22
24
24
23
22
23
23
22
21
20
19
17
17
16
16
15
14
14
14
15
17
18

Dew Point (°C)

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

Relative Humidity (%)

57
49
44
39
37
36
39
43
43
46
51
58
70
81
85
87
87
86
84
83
82
74
61
46

Pressure (mb)

1019
1019
1019
1019
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1015
1015
1015
1015

Ozone (du)

321
324
330
334
337
338
339
339
340
339
339
338
338
338
339
339
338
339
339
338
337
336
335
334

Sunday 13

Waning Gibbous 89%

22:58

08:57

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
07 Bad
08 Bad

Sun - Rise: 04:50, Set: 21:25, Transit: 13:07. Moon - Rise: 22:58, Set: 08:57. Civil Dark: 22:15 - 04:01. Nautical Dark: 23:34 - 02:43. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

86
49
74
89
95
100
90
87
100
100
85
90
88
88
92
87
90
100
100
100
100
100
99
99

Low Clouds (% Sky Obscured)

25
7
15
21
5
41
54
69
74
78
85
87
88
88
87
69
77
87
87
64
66
63
66
71

Medium Clouds (% Sky Obscured)

24
27
23
35
47
44
54
44
61
31
33
43
41
44
52
41
32
48
83
89
97
81
91
47

High Clouds (% Sky Obscured)

3
5
4
2
1
90
7
2
96
100
19
2
3
3
39
60
58
100
100
100
100
64
1
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
5
8
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
3
7
21
14
3
1
1
1
1
2
4
3
2
3
9
21
39
51
42
22
12

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)

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

Chance of Frost

Temperature (°C)

21
22
23
22
24
22
20
21
20
20
19
18
17
16
16
15
15
15
15
15
15
15
16
17

Feels Like (°C)

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

Dew Point (°C)

7
9
11
12
13
13
12
12
12
12
13
14
15
15
14
14
14
14
14
14
14
15
15
15

Relative Humidity (%)

38
43
46
52
50
57
59
56
59
60
66
73
85
90
92
95
93
93
93
92
95
95
95
88

Pressure (mb)

1014
1014
1014
1014
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1010
1010

Ozone (du)

332
330
330
332
331
333
334
335
336
339
342
341
338
338
335
333
331
330
330
332
334
334
332
334

Monday 14

Waning Gibbous 80%

23:08

08:57

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 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 OK
05 OK
06 Bad
07 Bad
08 Bad

Sun - Rise: 04:52, Set: 21:24, Transit: 13:07. Moon - Rise: 23:08, Set: 08:57. Civil Dark: 22:14 - 04:03. Nautical Dark: 23:31 - 02:46. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

91
92
85
81
79
81
77
81
55
73
75
53
45
5
7
4
3
2
1
24
41
81
55
90

Low Clouds (% Sky Obscured)

83
90
60
50
76
53
42
69
51
57
5
5
3
5
0
0
0
0
0
11
23
32
43
53

Medium Clouds (% Sky Obscured)

36
21
21
16
15
9
12
19
15
14
75
16
21
0
3
2
1
2
1
11
18
81
26
20

High Clouds (% Sky Obscured)

0
0
0
0
1
2
2
0
2
40
45
19
0
0
0
0
0
0
0
0
4
7
1
30

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 (%)

1
1
4
34
42
39
11
10
8
8
0
0
0
0
0
0
0
0
0
0
0
0
7
11

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)

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

Chance of Frost

Temperature (°C)

19
21
23
25
25
25
26
26
24
24
23
20
19
17
17
14
13
12
12
11
10
11
12
15

Feels Like (°C)

20
20
23
24
23
23
22
22
19
22
19
16
16
14
13
13
12
11
11
10
10
10
9
13

Dew Point (°C)

15
14
12
12
12
12
8
7
8
5
7
7
6
5
5
5
6
6
7
7
8
8
8
8

Relative Humidity (%)

80
64
49
44
44
42
31
29
37
29
36
41
41
45
44
53
60
65
71
77
84
83
75
63

Pressure (mb)

1010
1010
1010
1010
1009
1009
1009
1009
1009
1009
1010
1011
1011
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

333
331
331
330
331
332
333
333
335
337
338
341
344
346
352
362
368
367
367
365
360
359
358
356

Tuesday 15

Waning Gibbous 70%

23:17

10:22

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 OK
23 OK
00 OK
01 OK
02 OK
03 OK
04 Bad
05 Bad
06 Bad
07 OK
08 Good

Sun - Rise: 04:53, Set: 21:23, Transit: 13:07. Moon - Rise: 23:17, Set: 10:22. Civil Dark: 22:12 - 04:04. Nautical Dark: 23:29 - 02:49. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

92
91
87
89
92
96
100
100
100
100
77
53
38
36
38
40
40
45
40
25
20
10
5
5

Low Clouds (% Sky Obscured)

63
65
72
77
70
65
58
53
46
42
33
22
20
21
23
25
15
0
0
4
15
10
5
5

Medium Clouds (% Sky Obscured)

59
82
59
78
70
72
87
93
95
95
33
53
38
36
38
40
40
45
40
25
20
10
5
5

High Clouds (% Sky Obscured)

25
15
4
0
32
60
90
90
100
96
75
46
38
36
30
30
30
30
25
25
20
10
5
5

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
7
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
Light Rain
None
None
None

Precipitation Probability (%)

13
35
34
37
45
43
37
38
35
41
35
27
12
18
12
3
2
3
13
39
71
53
24
7

Precipitation Amount (mm)

0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0
0
0

Wind Speed/Direction (mph)

13
14
14
15
14
12
12
12
10
10
8
8
7
6
7
7
7
7
6
6
6
6
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
6
7
8
7
6
6
6
6
6
7
8
7
8
7
7
7
8
8
10
12
12
13

Relative Humidity (%)

54
48
44
44
52
47
41
42
43
42
45
53
57
58
61
61
62
64
70
77
89
96
96
95

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1014
1013
1013
1013
1014
1014

Ozone (du)

355
357
358
360
350
344
345
344
345
344
342
340
337
336
333
332
332
329
327
326
325
326
327
328

Wednesday 16

Waning Gibbous 59%

23:26

11:47

09 OK
10 OK
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
07 Bad
08 Bad

Sun - Rise: 04:54, Set: 21:22, Transit: 13:07. Moon - Rise: 23:26, Set: 11:47. Civil Dark: 22:11 - 04:06. Nautical Dark: 23:26 - 02:52. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

10
28
44
59
73
86
100
90
79
67
97
94
90
91
94
96
98
99
100
91
80
70
80
90

Low Clouds (% Sky Obscured)

5
17
19
31
27
28
28
21
13
2
51
46
40
40
44
47
54
62
71
53
37
20
38
54

Medium Clouds (% Sky Obscured)

10
28
44
21
13
38
55
44
42
45
82
66
52
48
40
30
34
32
32
33
35
37
47
55

High Clouds (% Sky Obscured)

10
28
25
1
34
69
100
89
77
53
47
26
7
19
28
39
56
73
90
63
36
12
16
20

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
3
1
0
0
1
3
16
8
1
45
36
9
8
7
9
22
28
33
33
29
24
22
16

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)

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

Chance of Frost

Temperature (°C)

15
16
17
17
18
19
20
21
20
20
19
18
17
17
16
16
16
15
15
15
15
15
15
17

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
93
90
89
83
75
76
66
71
65
61
64
68
73
73
74
75
77
77
76
80
85
90
81

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1012
1012
1012
1012
1011
1011
1011
1011
1010
1010
1010
1010
1011

Ozone (du)

326
323
321
318
318
322
323
320
320
323
325
325
324
324
323
323
323
322
321
320
321
323
324
325

Thursday 17

Waning Gibbous 48%

23:36

13:15

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 OK
06 Good
07 OK
08 OK

Sun - Rise: 04:56, Set: 21:21, Transit: 13:08. Moon - Rise: 23:36, Set: 13:15. Civil Dark: 22:09 - 04:08. Nautical Dark: 23:24 - 02:54. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

95
95
95
95
94
91
89
93
96
100
84
66
48
48
50
56
54
61
61
46
25
1
21
41

Low Clouds (% Sky Obscured)

72
62
52
42
49
58
66
65
63
64
44
22
3
2
1
0
0
0
0
0
0
0
20
41

Medium Clouds (% Sky Obscured)

65
51
34
19
21
16
18
18
21
24
16
8
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

24
39
56
73
81
85
88
93
96
100
84
66
48
48
50
56
54
61
61
46
25
0
2
5

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 (%)

8
22
22
6
9
10
6
11
10
5
6
5
1
1
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)

8
8
9
10
11
12
14
16
15
14
14
13
12
11
10
9
8
8
7
7
7
7
8
10

Chance of Frost

Temperature (°C)

18
19
20
21
22
23
24
24
23
23
22
20
18
16
15
14
13
13
13
13
13
14
14
16

Feels Like (°C)

16
16
16
17
17
23
22
22
21
21
20
18
18
17
16
15
15
11
11
12
12
12
11
15

Dew Point (°C)

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

Relative Humidity (%)

73
67
59
54
49
49
49
48
48
47
46
52
59
66
71
78
83
84
86
89
86
80
78
66

Pressure (mb)

1011
1011
1011
1010
1010
1010
1010
1009
1009
1009
1010
1010
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

326
327
327
327
327
327
326
326
326
327
327
329
330
332
333
333
334
333
333
333
336
339
343
348

Friday 18

Third Quarter 36%

23:49

14:45

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: 04:57, Set: 21:20, Transit: 13:08. Moon - Rise: 23:49, Set: 14:45. Civil Dark: 22:07 - 04:10. Nautical Dark: 23:21 - 02:57. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

60
61
61
58
64
67
64
74
86
99
77
57
42
58
74
89

Low Clouds (% Sky Obscured)

60
52
45
40
40
44
45
59
64
70
66
57
42
44
40
35

Medium Clouds (% Sky Obscured)

0
11
19
29
27
21
15
17
20
23
17
11
6
5
3
1

High Clouds (% Sky Obscured)

12
11
8
0
7
13
15
31
56
85
63
32
0
28
55
82

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
2
3
3
7
6
5
15
16
11
10
7
1
12
15
8

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
14
14
15
15
15
15
15
14
14
13
12
12
12
11
11

Chance of Frost

Temperature (°C)

18
20
20
21
21
21
21
21
20
20
20
18
17
16
16
16

Feels Like (°C)

15
15
16
16
17
18
18
17
16
17
16
14
14
14
13
13

Dew Point (°C)

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

Relative Humidity (%)

55
47
45
43
42
45
47
50
51
52
54
57
62
67
70
73

Pressure (mb)

1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013

Ozone (du)

353
359
356
353
350
349
348
347
346
346
345
344
343
341
340
339

Forecast for Barton upon Humber, North Lincolnshire, United Kingdom (53.68,-0.45)

Generated: 12/07/25 09:08:18. Forecast: 12/07/25 to 18/07/25. Timezone: UTC+1.00