Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 1

Waning Gibbous 99%

22:48

05:47

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
20 Bad
21 Bad
22 OK
23 Bad

Sun - Rise: 04:54, Set: 21:27, Transit: 13:11. Moon - Rise: 22:48, Set: 05:47. Civil Dark: 22:14 - 04:07. Nautical Dark: 23:27 - 02:54. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

84
73
68
68
73
73
68
60
67
52
69
73
65
88
78
100
50
71
88
59
67
54
40
66

Low Clouds (% Sky Obscured)

31
36
43
49
54
51
63
55
59
46
63
61
48
66
57
33
15
13
2
24
21
34
35
46

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
12
23
40
36
31
27
25
46
29
43
15
4
39

High Clouds (% Sky Obscured)

0
0
0
0
48
50
3
2
4
3
26
5
8
69
62
100
22
70
68
13
7
3
2
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
8
3
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
5
4
4
5
5
6
7
9
10
9
8
10
11
11
12
14
15
15
13
13
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
100
98
100
98
98
95
90
81
66
59
51
48
49
47
44
46
51
58
65
68
78
89

Pressure (mb)

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

Ozone (du)

357
360
363
355
352
348
341
337
332
330
328
325
323
321
320
318
317
316
316
317
319
319
320
321

Thursday 2

Waning Gibbous 96%

23:07

07:01

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

Sun - Rise: 04:55, Set: 21:27, Transit: 13:11. Moon - Rise: 23:07, Set: 07:01. Civil Dark: 22:14 - 04:08. Nautical Dark: 23:26 - 02:56. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

69
83
100
100
100
100
99
78
80
45
27
65
27
63
38
37
29
57
78
27
4
50
55
19

Low Clouds (% Sky Obscured)

54
69
99
100
100
100
97
71
73
42
27
24
18
7
10
14
19
19
16
13
0
0
0
0

Medium Clouds (% Sky Obscured)

22
35
20
24
22
14
15
6
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
1
0
2
0
0
0
0
0
0
65
12
56
27
21
8
29
63
10
2
40
45
15

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
1
0
0
3
16
6
10
8
14
1
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)

11
12
14
15
17
17
18
15
17
16
17
16
15
15
15
14
14
14
14
12
11
8
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
93
92
90
87
90
87
81
72
61
54
49
44
39
35
34
33
33
35
39
45
53
62
68

Pressure (mb)

1023
1023
1022
1021
1021
1020
1020
1021
1021
1022
1023
1023
1023
1024
1024
1025
1025
1025
1026
1026
1027
1027
1028
1029

Ozone (du)

322
318
316
315
318
319
318
318
320
321
323
325
327
327
327
326
327
326
327
326
325
323
322
322

Friday 3

Waning Gibbous 91%

23:22

08:16

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

Sun - Rise: 04:55, Set: 21:27, Transit: 13:11. Moon - Rise: 23:22, Set: 08:16. Civil Dark: 22:13 - 04:09. Nautical Dark: 23:25 - 02:57. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

50
44
100
100
61
52
26
21
46
40
43
34
31
46
50
50
50
26
23
22
23
21
22
26

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
23
34
22
19
20
16
13
0
0
3
6
11
17
24

Medium Clouds (% Sky Obscured)

1
0
0
0
0
0
3
3
18
23
18
13
2
19
17
10
22
26
23
20
16
14
11
5

High Clouds (% Sky Obscured)

37
34
100
100
61
51
26
18
35
29
43
20
19
43
50
50
50
3
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
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)

4
3
3
2
2
2
2
2
3
5
6
7
9
10
11
12
13
13
13
13
11
10
8
8

Chance of Frost

Temperature (°C)

14
13
13
12
12
11
11
13
16
18
19
21
22
23
23
24
23
23
22
21
20
18
17
16

Feels Like (°C)

13
12
12
11
11
12
11
14
17
18
19
21
21
21
21
21
21
21
20
19
18
17
16
16

Dew Point (°C)

9
10
10
10
10
9
8
8
9
9
9
9
8
7
7
7
6
6
7
7
9
10
12
13

Relative Humidity (%)

74
79
84
86
86
86
81
71
63
55
50
46
41
36
34
33
33
34
36
40
49
58
73
85

Pressure (mb)

1029
1029
1029
1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1029
1029
1028
1028
1028
1028
1028
1028
1028
1029
1029

Ozone (du)

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

Saturday 4

Waning Gibbous 85%

23:34

09:32

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

Sun - Rise: 04:56, Set: 21:26, Transit: 13:11. Moon - Rise: 23:34, Set: 09:32. Civil Dark: 22:13 - 04:10. Nautical Dark: 23:24 - 02:58. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

27
28
26
21
21
18
18
23
25
31
27
29
31
35
43
47
36
31
31
23
13
8
15
26

Low Clouds (% Sky Obscured)

27
28
26
21
21
18
18
23
25
31
27
29
31
35
43
47
36
31
31
23
11
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
5
10
15
10
5
0
0
0
0
0
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
4
3
5
11
22

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)

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

Chance of Frost

Temperature (°C)

15
15
14
14
14
14
15
16
17
19
20
21
22
24
24
25
26
25
24
24
22
21
20
18

Feels Like (°C)

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

Dew Point (°C)

14
14
14
13
13
14
14
13
13
13
12
11
10
10
10
11
13
13
13
14
14
14
16
17

Relative Humidity (%)

93
95
96
95
95
95
93
86
78
69
59
51
46
41
41
42
44
46
49
53
58
66
77
89

Pressure (mb)

1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1028
1028
1028
1027
1027
1027
1027
1027
1028
1028
1028

Ozone (du)

319
317
317
318
317
316
316
315
315
315
314
314
313
312
312
311
311
309
307
306
308
308
309
311

Sunday 5

Waning Gibbous 77%

23:46

10:47

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

Sun - Rise: 04:57, Set: 21:26, Transit: 13:11. Moon - Rise: 23:46, Set: 10:47. Civil Dark: 22:12 - 04:11. Nautical Dark: 23:23 - 03:00. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

37
59
27
24
20
13
10
6
7
3
7
11
15
20
25
26
27
15
5
3
2
0
31
64

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
3
5
3
2
0
0
1
1
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
9
13
17
11
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

35
50
16
11
11
7
10
6
7
3
5
8
10
19
25
26
27
15
5
3
2
0
31
64

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
2
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)

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

Chance of Frost

Temperature (°C)

17
16
15
15
14
14
15
15
17
19
21
23
24
26
27
27
28
27
27
26
24
22
21
19

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
95
96
95
95
93
85
73
61
51
44
39
37
36
36
35
36
37
39
44
53
62
67

Pressure (mb)

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

Ozone (du)

315
319
321
323
324
324
324
324
324
324
322
323
325
324
325
325
326
326
326
327
327
328
328
329

Monday 6

Waning Gibbous 67%

23:57

12:03

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
20 Bad
21 Bad
22 Bad
23 OK

Sun - Rise: 04:58, Set: 21:25, Transit: 13:12. Moon - Rise: 23:57, Set: 12:03. Civil Dark: 22:11 - 04:12. Nautical Dark: 23:21 - 03:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

99
89
79
67
78
87
96
97
98
100
90
80
70
79
81
63
58
53
54
58
64
76
56
36

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
1
7
10
15
14
15
16
12
5
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
9
21
35
38
41
38
28
14
1
1
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

99
89
77
65
75
85
94
94
96
100
88
75
63
48
32
22
27
9
5
22
55
75
55
36

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)

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

Chance of Frost

Temperature (°C)

18
17
17
16
16
16
17
17
20
22
24
26
27
29
29
30
30
29
29
28
26
23
21
20

Feels Like (°C)

23
23
15
16
17
15
15
14
19
20
21
21
22
22
29
28
27
27
27
27
26
25
24
23

Dew Point (°C)

13
13
13
14
14
13
13
13
14
14
15
14
13
13
12
11
10
10
9
9
10
10
11
11

Relative Humidity (%)

72
78
81
85
87
83
78
76
68
61
56
48
42
36
33
31
29
29
30
30
36
43
52
57

Pressure (mb)

1023
1023
1023
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1020
1020
1019
1019
1019
1019
1018
1019
1019
1020
1020

Ozone (du)

330
331
330
330
329
329
329
330
334
338
343
345
347
349
345
342
338
337
335
334
334
333
333
333

Tuesday 7

Third Quarter 56%

No Rise

13:21

Sun - Rise: 04:59, Set: 21:24, Transit: 13:12. Moon - Rise: No Rise, Set: 13:21. Civil Dark: 22:11 - 04:13. Nautical Dark: 23:20 - 03:03. Astro Dark: N/A - N/A

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: 01/07/26 00:56:57. Forecast: 01/07/26 to 07/07/26. Timezone: UTC+1.00