Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 22

Waxing Gibbous 63%

15:32

23:54

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

Sun - Rise: 05:17, Set: 21:10, Transit: 13:13. Moon - Rise: 15:32, Set: 23:54. Civil Dark: 21:52 - 04:35. Nautical Dark: 22:52 - 03:36. Astro Dark: 00:42 - 01:53

Total Clouds (% Sky Obscured)

17
21
90
27
88
100
96
100
98
99
70
23
24
40
60
62
83
87
96
69
74
48
52
17

Low Clouds (% Sky Obscured)

17
18
17
11
26
25
33
29
18
14
0
0
19
31
60
38
35
28
32
32
4
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
5
22
45
64
70
31
2
2
24
24
22
37
40
29
24
25
18
0
0

High Clouds (% Sky Obscured)

3
2
84
25
78
100
93
100
97
94
70
14
2
0
0
39
65
71
95
29
39
18
52
17

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)

3
5
5
6
6
7
7
7
8
8
8
7
7
7
11
13
11
7
6
5
4
3
3
2

Chance of Frost

Temperature (°C)

14
13
14
16
18
20
21
23
23
24
24
24
25
25
25
23
21
19
18
18
17
16
15
14

Feels Like (°C)

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

Dew Point (°C)

13
13
12
11
10
10
9
9
8
8
6
5
6
6
7
11
11
13
15
16
15
14
14
13

Relative Humidity (%)

95
95
84
73
61
52
45
40
38
35
31
29
29
28
33
45
55
67
81
88
89
89
90
90

Pressure (mb)

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

Ozone (du)

335
332
333
333
331
330
331
334
336
337
337
338
341
341
339
336
334
333
333
333
332
329
327
327

Thursday 23

Waxing Gibbous 72%

16:46

00:17

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

Sun - Rise: 05:18, Set: 21:08, Transit: 13:13. Moon - Rise: 16:46, Set: 00:17. Civil Dark: 21:51 - 04:37. Nautical Dark: 22:50 - 03:38. Astro Dark: 00:33 - 02:00

Total Clouds (% Sky Obscured)

86
69
79
76
37
54
88
88
91
86
69
68
39
69
84
86
71
71
70
50
75
48
54
90

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
21
30
32
33
33
38
6
26
45
49
17
13
15
6
13
10
6
0

Medium Clouds (% Sky Obscured)

0
0
0
2
1
22
39
38
44
45
31
26
24
28
16
21
21
17
20
12
17
21
25
31

High Clouds (% Sky Obscured)

86
69
79
75
37
22
37
38
35
32
21
5
3
11
27
32
41
49
49
31
58
23
30
67

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

Chance of Frost

Temperature (°C)

14
14
15
18
20
22
23
24
25
25
26
26
26
26
25
24
22
20
19
18
17
16
16
15

Feels Like (°C)

13
14
15
18
20
21
22
23
24
24
24
23
23
25
24
23
19
18
17
17
16
16
16
16

Dew Point (°C)

12
12
12
13
14
13
12
11
9
8
8
12
11
8
7
9
8
11
12
12
12
13
12
12

Relative Humidity (%)

90
89
80
72
67
55
48
42
37
33
31
41
40
33
32
36
40
54
62
66
72
78
80
83

Pressure (mb)

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

Ozone (du)

326
326
325
324
322
322
321
321
319
317
316
316
317
317
316
316
316
316
317
317
318
318
318
319

Friday 24

Waxing Gibbous 81%

17:56

00:49

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 OK
20 Bad
21 OK
22 OK
23 OK
00 OK
01 OK
02 OK
03 OK
04 OK

Sun - Rise: 05:19, Set: 21:07, Transit: 13:13. Moon - Rise: 17:56, Set: 00:49. Civil Dark: 21:49 - 04:39. Nautical Dark: 22:48 - 03:41. Astro Dark: 00:26 - 02:07

Total Clouds (% Sky Obscured)

91
96
100
100
100
100
100
100
92
77
55
66
76
66
40
44
44
37
34
29
37
42
40
38

Low Clouds (% Sky Obscured)

0
4
0
0
0
0
0
31
17
12
5
3
8
8
10
12
14
16
18
19
14
7
0
0

Medium Clouds (% Sky Obscured)

31
17
5
0
3
2
0
25
28
21
0
13
20
19
25
28
33
31
26
22
13
6
0
9

High Clouds (% Sky Obscured)

91
96
100
100
100
100
100
100
73
40
35
30
25
16
3
2
1
0
0
0
23
40
40
35

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)

3
3
3
4
5
5
5
6
7
7
8
9
8
8
12
13
10
8
6
5
4
3
3
2

Chance of Frost

Temperature (°C)

15
15
16
18
19
21
22
24
25
26
26
27
27
26
26
24
23
22
20
19
18
17
16
15

Feels Like (°C)

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

Dew Point (°C)

13
13
12
10
8
8
8
8
6
5
4
3
3
5
7
11
11
9
10
11
11
12
11
11

Relative Humidity (%)

86
85
73
62
50
43
38
34
30
26
23
21
21
24
31
42
47
44
50
57
64
71
74
78

Pressure (mb)

1020
1020
1020
1020
1020
1019
1019
1018
1017
1017
1016
1015
1014
1014
1013
1014
1014
1014
1014
1014
1014
1013
1013
1013

Ozone (du)

320
321
322
322
322
322
322
322
323
324
325
325
326
326
326
327
327
329
330
331
331
332
331
332

Saturday 25

Waxing Gibbous 88%

18:57

01:33

05 OK
06 OK
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 OK

Sun - Rise: 05:21, Set: 21:06, Transit: 13:13. Moon - Rise: 18:57, Set: 01:33. Civil Dark: 21:48 - 04:40. Nautical Dark: 22:46 - 03:43. Astro Dark: 00:20 - 02:13

Total Clouds (% Sky Obscured)

34
45
96
97
99
99
99
100
100
100
69
59
78
93
58
55
60
97
98
93
54
51
39
29

Low Clouds (% Sky Obscured)

0
0
6
11
17
24
35
42
43
57
27
35
45
83
58
55
60
94
95
92
54
51
39
29

Medium Clouds (% Sky Obscured)

19
28
27
25
24
36
87
88
92
91
56
44
66
80
32
34
32
42
48
50
54
51
39
29

High Clouds (% Sky Obscured)

30
26
78
85
95
95
96
96
81
61
0
4
8
13
13
12
12
13
13
20
12
4
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
1
1
0
3
2
0
0
0
0
9
16
22
22
20
18
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)

3
2
3
5
7
9
11
14
16
16
15
17
17
18
14
13
10
12
11
11
9
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
16
15
15
17
18
18
17
16
16
17
18
17
16
16
17
18
16
16
15
16
17
17
17

Dew Point (°C)

11
11
8
8
7
7
7
6
5
6
10
8
7
10
12
11
12
12
14
15
16
16
16
15

Relative Humidity (%)

78
75
63
56
47
42
39
37
32
37
49
43
42
50
60
59
69
73
82
86
95
96
95
95

Pressure (mb)

1012
1012
1012
1012
1011
1011
1010
1010
1009
1009
1009
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1007
1007
1007

Ozone (du)

328
328
334
333
332
332
334
335
336
334
335
331
330
327
326
324
324
324
324
325
325
325
324
324

Sunday 26

Waxing Gibbous 93%

19:48

02:29

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

Sun - Rise: 05:22, Set: 21:04, Transit: 13:13. Moon - Rise: 19:48, Set: 02:29. Civil Dark: 21:46 - 04:42. Nautical Dark: 22:44 - 03:45. Astro Dark: 00:14 - 02:18

Total Clouds (% Sky Obscured)

24
21
56
69
38
75
83
81
82
83
87
69
56
38
28
15
2
15
29
47
35
21
7
5

Low Clouds (% Sky Obscured)

22
17
22
26
22
71
83
81
82
83
85
62
43
26
17
8
0
4
7
10
7
5
2
2

Medium Clouds (% Sky Obscured)

24
17
43
54
27
24
21
19
17
14
10
14
15
19
13
7
1
1
1
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
1
4
2
2
1
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 (%)

6
1
3
3
0
2
4
2
9
10
11
9
7
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)

8
8
8
9
10
12
13
13
14
15
15
16
17
17
18
16
14
13
11
9
8
7
7
7

Chance of Frost

Temperature (°C)

16
16
17
18
19
21
21
22
23
23
23
23
22
21
21
20
19
18
17
16
15
14
14
13

Feels Like (°C)

18
17
18
17
18
20
19
19
20
20
20
20
20
18
18
19
18
18
18
17
17
12
13
14

Dew Point (°C)

15
15
14
13
12
10
10
12
12
12
12
12
10
7
5
6
8
10
11
12
13
13
12
12

Relative Humidity (%)

95
93
83
71
61
51
49
52
51
50
49
49
44
39
35
42
51
61
68
77
87
89
90
92

Pressure (mb)

1007
1007
1008
1008
1008
1008
1008
1008
1009
1009
1009
1010
1010
1011
1011
1012
1013
1014
1015
1015
1016
1016
1017
1017

Ozone (du)

325
325
325
325
325
323
323
323
324
325
325
326
327
328
330
330
330
330
330
329
329
328
327
326

Monday 27

Waxing Gibbous 97%

20:26

03:36

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

Sun - Rise: 05:24, Set: 21:03, Transit: 13:13. Moon - Rise: 20:26, Set: 03:36. Civil Dark: 21:44 - 04:44. Nautical Dark: 22:41 - 03:47. Astro Dark: 00:08 - 02:23

Total Clouds (% Sky Obscured)

2
0
7
14
22
36
40
45
37
28
22
27
32
38
37
38
47
48
51
52
65
80
92
86

Low Clouds (% Sky Obscured)

1
0
5
9
13
13
15
17
13
13
14
18
22
26
22
18
18
22
21
20
22
28
30
29

Medium Clouds (% Sky Obscured)

0
0
5
9
13
13
12
15
12
10
9
12
13
14
17
17
17
16
16
15
13
13
10
10

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
1
1
0
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)

7
6
6
8
9
10
12
13
15
16
17
17
17
16
15
13
12
10
10
9
8
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
12
11
14
14
15
15
16
16
24
22
21
21
21
21
18
19
19
19
19
19
16
17
18

Dew Point (°C)

12
11
11
9
8
6
7
7
7
8
8
8
8
9
9
10
12
13
14
14
15
15
16
16

Relative Humidity (%)

89
86
83
66
52
42
40
37
35
35
35
35
38
41
45
53
63
74
81
86
93
93
95
95

Pressure (mb)

1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1018
1018
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1019

Ozone (du)

326
325
325
325
324
324
323
322
321
321
320
319
319
319
319
319
320
320
320
320
319
319
320
320

Tuesday 28

Waxing Gibbous 100%

20:53

04:49

Sun - Rise: 05:25, Set: 21:01, Transit: 13:13. Moon - Rise: 20:53, Set: 04:49. Civil Dark: 21:42 - 04:46. Nautical Dark: 22:39 - 03:50. Astro Dark: 00:03 - 02:28

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 Swindon, Swindon, United Kingdom (51.56,-1.78)

Generated: 22/07/26 05:10:56. Forecast: 22/07/26 to 28/07/26. Timezone: UTC+1.00