Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 23

First Quarter 50%

13:47

02:25

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

Sun - Rise: 05:04, Set: 21:07, Transit: 13:06. Moon - Rise: 13:47, Set: 02:25. Civil Dark: 21:50 - 04:20. Nautical Dark: 22:52 - 03:18. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

50
55
10
10
11
14
3
3
2
31
59
41
17
4
4
3
2
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
26
24
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)

50
55
10
10
11
14
3
3
2
24
59
41
17
4
4
3
2
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 (%)

2
2
2
1
1
0
1
2
29
29
28
3
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
5
4
3
2
1
1
0
1
1
1
1
2
2
2
2
2
1
1
2
2
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
15
14
13
13
13
12
14
14
13
12
13
15
17
20
21
24
26
28
29
29
29
29
29

Dew Point (°C)

13
13
12
11
11
10
10
10
10
10
10
10
11
12
13
13
13
14
14
15
15
15
16
18

Relative Humidity (%)

79
86
86
86
84
84
86
87
87
90
92
86
80
74
67
60
55
52
50
49
49
52
56
66

Pressure (mb)

1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1031
1031
1031
1032
1032
1032
1031
1031
1030
1030
1030
1030
1030
1030

Ozone (du)

324
323
323
323
323
322
321
320
320
320
322
320
320
321
322
323
325
325
325
325
324
323
323
322

Sunday 24

Waxing Gibbous 64%

15:02

02:37

20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 OK
04 OK
05 OK
06 Good
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 Good

Sun - Rise: 05:03, Set: 21:08, Transit: 13:06. Moon - Rise: 15:02, Set: 02:37. Civil Dark: 21:52 - 04:19. Nautical Dark: 22:55 - 03:16. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
7
24
27
24
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
7
24
27
24
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
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 (%)

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

Chance of Frost

Temperature (°C)

23
21
20
19
18
17
16
16
15
15
15
16
19
22
24
25
27
28
29
29
29
29
29
27

Feels Like (°C)

27
24
23
22
21
20
19
18
18
17
18
19
22
24
26
27
28
29
30
31
31
31
31
30

Dew Point (°C)

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

Relative Humidity (%)

74
79
81
84
86
88
87
89
89
90
87
82
77
73
65
60
55
55
54
53
52
56
58
63

Pressure (mb)

1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1031
1031
1031
1031
1030
1030
1030
1029
1029
1029
1029
1028
1028

Ozone (du)

323
324
324
323
322
320
319
318
317
318
319
319
320
320
319
320
321
322
323
324
325
327
326
326

Monday 25

Waxing Gibbous 74%

16:16

02:47

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

Sun - Rise: 05:02, Set: 21:09, Transit: 13:06. Moon - Rise: 16:16, Set: 02:47. Civil Dark: 21:53 - 04:18. Nautical Dark: 22:57 - 03:14. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
1
0
1
0
10
26
25
9
3
11
0
0
12
2
30
39
40
44
48
57
70
75
62

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
4
0
3
11
0
0
0
0
0
0
0
0
0
10
21
31
22

Medium Clouds (% Sky Obscured)

0
0
0
0
0
4
10
11
3
0
0
0
0
7
1
21
27
21
22
22
18
16
12
20

High Clouds (% Sky Obscured)

0
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
22
43
70
62

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
5
10
16
14

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

Chance of Frost

Temperature (°C)

26
24
22
21
19
18
17
17
16
16
16
18
20
22
23
25
26
27
28
28
29
28
28
27

Feels Like (°C)

29
26
24
23
21
20
19
18
18
18
18
20
22
24
25
27
28
29
30
30
31
30
30
30

Dew Point (°C)

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

Relative Humidity (%)

71
75
76
76
75
76
77
78
81
81
81
76
67
63
57
53
52
49
47
47
48
50
56
61

Pressure (mb)

1028
1029
1029
1029
1029
1029
1029
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1027
1027
1026
1026
1026
1025
1025

Ozone (du)

326
326
327
328
328
327
327
328
327
328
329
333
337
339
338
337
337
336
335
334
332
330
329
328

Tuesday 26

Waxing Gibbous 82%

17:30

02:59

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

Sun - Rise: 05:01, Set: 21:11, Transit: 13:07. Moon - Rise: 17:30, Set: 02:59. Civil Dark: 21:55 - 04:17. Nautical Dark: 22:59 - 03:12. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

54
51
46
37
23
23
30
34
31
36
29
25
19
11
6
5
2
25
53
78
59
37
5
31

Low Clouds (% Sky Obscured)

11
0
0
0
0
12
22
32
21
11
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

25
32
35
36
23
23
30
34
31
30
21
16
13
10
6
4
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

54
51
38
21
3
8
14
18
26
31
29
20
11
2
1
2
2
23
53
70
54
37
5
25

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 (%)

7
1
2
1
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)

7
8
8
8
8
7
8
9
9
9
9
10
11
12
12
12
12
12
12
13
13
12
13
12

Chance of Frost

Temperature (°C)

25
23
21
20
19
18
17
16
15
14
14
14
16
17
19
20
22
23
24
24
25
24
24
23

Feels Like (°C)

28
25
24
22
21
20
19
17
15
15
14
14
15
17
18
21
22
23
24
24
25
24
22
22

Dew Point (°C)

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

Relative Humidity (%)

70
78
81
84
89
90
90
83
74
80
82
74
68
67
64
61
57
55
55
54
54
58
62
64

Pressure (mb)

1026
1026
1026
1027
1027
1027
1027
1027
1027
1027
1027
1027
1028
1027
1027
1027
1026
1026
1025
1025
1024
1024
1024
1023

Ozone (du)

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

Wednesday 27

Waxing Gibbous 89%

18:44

03:12

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: 05:00, Set: 21:12, Transit: 13:07. Moon - Rise: 18:44, Set: 03:12. Civil Dark: 21:56 - 04:15. Nautical Dark: 23:01 - 03:10. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

60
85
75
63
58
86
93
84
62
67
77
61
58
56
71
85
100
88
76
64
76
89
100
87

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
7
15
22
21
34
42
45
54
64
62
61
60
52
37
39
39

Medium Clouds (% Sky Obscured)

0
0
13
28
36
41
47
48
46
43
42
3
0
0
1
1
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

40
60
43
25
15
57
73
84
62
67
67
42
38
20
41
70
100
71
43
17
33
45
62
50

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
2
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
2
13
24
9
24
36
38
71
83
95
80
61
32
25
17
2
10
15
14
14

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.9
0.5
0.2
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

20
19
17
15
14
12
11
11
11
12
13
14
15
15
15
16
16
17
23
22
22
22
22
23

Dew Point (°C)

15
14
12
10
8
7
6
6
6
7
8
10
12
12
14
14
15
15
15
16
16
16
16
16

Relative Humidity (%)

69
71
70
67
64
60
60
62
64
67
71
82
80
79
79
75
71
66
67
66
66
70
76
81

Pressure (mb)

1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021

Ozone (du)

336
337
336
336
337
339
341
341
339
335
333
331
332
332
332
331
330
330
329
329
329
328
328
327

Thursday 28

Waxing Gibbous 95%

19:58

03:28

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

Sun - Rise: 04:59, Set: 21:13, Transit: 13:07. Moon - Rise: 19:58, Set: 03:28. Civil Dark: 21:58 - 04:14. Nautical Dark: 23:03 - 03:08. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

75
63
73
83
93
78
64
44
32
19
11
24
38
59
80
93
100
100
100
100
100
100
100
78

Low Clouds (% Sky Obscured)

40
38
31
24
13
11
11
10
12
15
11
21
23
24
33
35
35
37
42
42
40
40
38
28

Medium Clouds (% Sky Obscured)

0
0
0
0
0
4
11
25
28
19
11
24
27
25
17
20
13
15
15
17
40
62
85
76

High Clouds (% Sky Obscured)

36
10
39
69
93
78
64
44
32
19
11
24
38
59
80
93
100
100
100
100
100
100
100
70

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 (%)

11
3
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
6
7
6
13

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
6
6
5
4
4
3
3
2
2
2
1
2
3
4
4
4
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

18
17
16
15
15
14
14
13
13
14
14
15
17
18
20
21
22
23
23
23
23
22
21
20

Feels Like (°C)

19
20
20
19
19
19
14
14
14
14
14
14
18
18
19
19
20
21
24
23
23
23
23
24

Dew Point (°C)

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

Relative Humidity (%)

86
90
96
95
95
93
95
95
96
93
89
86
79
73
69
63
58
53
52
51
50
57
65
72

Pressure (mb)

1021
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1023
1023

Ozone (du)

328
329
330
331
332
332
338
344
350
345
341
336
336
335
334
333
331
330
331
332
334
339
344
349

Friday 29

Waxing Gibbous 98%

19:58

03:48

20 Bad
21 OK
22 OK
23 OK
00 Good
01 OK
02 OK
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 04:58, Set: 21:14, Transit: 13:07. Moon - Rise: 19:58, Set: 03:48. Civil Dark: 21:59 - 04:13. Nautical Dark: 23:05 - 03:07. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

60
34
25
16
9
23
38
56
62
74
80
90
85
79
81
79
82

Low Clouds (% Sky Obscured)

16
4
3
1
0
0
0
0
0
0
0
0
1
1
3
5
9

Medium Clouds (% Sky Obscured)

60
34
25
15
2
1
1
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

39
8
7
7
8
22
35
47
31
16
5
5
10
25
35
41
47

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

12
2
7
5
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
19
19
19
18
17
13
12
12
11
10
10
12
12
13
14
15

Dew Point (°C)

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

Relative Humidity (%)

75
78
82
78
74
70
70
70
70
73
76
80
75
71
68
62
58

Pressure (mb)

1023
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1024
1023
1023
1023
1022
1022

Ozone (du)

347
345
343
343
343
343
342
341
340
340
340
340
339
338
337
336
335

Forecast for Rangeworthy, South Gloucestershire, United Kingdom (51.58,-2.45)

Generated: 23/05/26 19:14:55. Forecast: 23/05/26 to 29/05/26. Timezone: UTC+1.00