Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 26

Waxing Gibbous 91%

18:57

02:16

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

Sun - Rise: 04:51, Set: 21:28, Transit: 13:10. Moon - Rise: 18:57, Set: 02:16. Civil Dark: 22:16 - 04:04. Nautical Dark: 23:30 - 02:50. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

46
58
68
100
64
25
29
5
9
16
46
62
50
87
34
100
100
100
94
81
85
87
93
99

Low Clouds (% Sky Obscured)

10
17
12
9
0
0
0
0
0
6
22
19
8
8
0
5
26
33
20
34
22
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
2
17
18
19
0
3
0
0
0
0
0
0
7
0
0
21
9
28
45
33
28

High Clouds (% Sky Obscured)

46
58
68
100
64
3
9
5
5
9
21
27
50
87
34
100
100
97
78
53
55
64
78
97

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
9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
10
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)

12
11
10
7
5
4
3
4
4
4
5
4
5
6
9
10
13
14
15
15
15
15
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
66
73
79
85
88
88
88
88
88
86
81
81
78
71
65
59
57
54
52
49
47
47
48

Pressure (mb)

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

Ozone (du)

320
318
318
318
319
321
320
319
319
318
318
319
318
318
320
320
322
323
322
323
325
325
324
323

Saturday 27

Waxing Gibbous 96%

20:04

02:51

18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 OK
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

Sun - Rise: 04:52, Set: 21:28, Transit: 13:10. Moon - Rise: 20:04, Set: 02:51. Civil Dark: 22:16 - 04:05. Nautical Dark: 23:30 - 02:51. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
59
52
45
70
21
49
59
63
64
76
81
89
88
97
96
82
93
96
93
99
79
49

Low Clouds (% Sky Obscured)

0
17
0
0
0
19
21
37
44
48
47
64
76
73
67
86
91
71
78
70
64
62
57
46

Medium Clouds (% Sky Obscured)

35
30
34
26
12
25
0
15
16
19
35
42
40
30
18
35
29
28
33
49
15
53
2
0

High Clouds (% Sky Obscured)

100
100
30
35
35
35
0
0
5
6
24
8
8
9
18
9
26
6
38
80
79
78
57
3

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

6
56
48
20
7
2
0
0
0
0
0
2
2
1
12
18
23
18
18
3
3
2
1
0

Precipitation Amount (mm)

0
0.3
0.2
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)

13
12
10
9
8
8
8
8
8
8
9
10
10
12
13
13
13
12
13
13
13
12
15
16

Chance of Frost

Temperature (°C)

25
24
21
20
19
18
17
17
16
16
16
16
17
17
18
19
19
19
21
21
21
21
21
21

Feels Like (°C)

23
23
21
20
20
19
18
17
17
17
17
17
17
17
17
18
18
17
17
18
20
18
15
15

Dew Point (°C)

15
15
15
15
16
16
16
16
15
15
15
15
16
16
16
15
15
16
16
15
12
11
10
10

Relative Humidity (%)

53
59
65
72
81
88
90
95
95
96
93
92
92
90
85
80
77
81
73
68
55
51
51
49

Pressure (mb)

1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1018
1018
1018
1018
1019
1019
1019
1020
1020

Ozone (du)

322
324
327
331
335
338
348
334
329
326
326
325
324
323
323
322
320
319
319
319
321
322
323
325

Sunday 28

Waxing Gibbous 99%

21:03

03:39

18 Good
19 Good
20 OK
21 Good
22 Good
23 Good
00 OK
01 Bad
02 OK
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

Sun - Rise: 04:53, Set: 21:28, Transit: 13:10. Moon - Rise: 21:03, Set: 03:39. Civil Dark: 22:16 - 04:05. Nautical Dark: 23:29 - 02:52. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

12
12
18
0
0
0
18
50
27
99
62
50
55
69
81
97
98
99
100
91
64
79
74
73

Low Clouds (% Sky Obscured)

8
12
18
0
0
0
4
12
5
6
10
0
2
10
20
31
32
32
30
25
17
9
8
6

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
2
0
21
50
62
77
88
91
95
53
39
27
17
25
63

High Clouds (% Sky Obscured)

0
0
0
0
0
0
13
35
13
98
30
25
24
30
35
45
63
80
100
77
43
49
55
50

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
4
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)

15
15
13
12
10
8
7
6
5
5
5
4
5
7
8
8
9
9
8
8
8
9
9
8

Chance of Frost

Temperature (°C)

20
19
17
16
14
14
13
12
12
12
12
11
12
13
15
16
18
18
19
19
20
21
22
21

Feels Like (°C)

16
15
14
14
12
12
12
11
13
11
11
10
10
12
14
17
20
19
20
20
20
20
22
22

Dew Point (°C)

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

Relative Humidity (%)

53
53
59
68
74
84
95
100
100
100
100
98
96
87
79
71
70
60
52
46
42
40
40
41

Pressure (mb)

1020
1021
1022
1023
1023
1024
1024
1025
1025
1025
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025

Ozone (du)

328
339
351
363
365
351
345
341
339
338
336
336
336
336
335
336
337
338
339
339
339
340
340
340

Monday 29

Waxing Gibbous 100%

21:49

04:38

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 04:53, Set: 21:28, Transit: 13:10. Moon - Rise: 21:49, Set: 04:38. Civil Dark: 22:15 - 04:06. Nautical Dark: 23:29 - 02:53. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

68
75
88
100
100
100
100
76
60
61
55
53
53
57
55
53
92
54
52
44
43
45
61
95

Low Clouds (% Sky Obscured)

5
3
3
0
0
0
0
11
22
31
28
23
20
33
41
53
44
35
26
24
24
25
40
77

Medium Clouds (% Sky Obscured)

65
65
65
65
75
82
94
63
41
46
46
43
43
45
45
37
85
54
52
44
43
45
49
45

High Clouds (% Sky Obscured)

50
70
83
100
100
100
100
50
55
55
37
18
0
0
0
0
18
33
50
33
13
0
3
3

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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
4
7
6
57
73
75
56
42
24
25
34
45
48
48
31
26
17

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

8
9
10
8
7
6
5
5
5
4
5
4
4
5
7
7
8
8
8
8
8
8
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

22
23
18
16
15
14
15
14
15
15
15
16
15
14
12
12
12
13
14
15
17
18
17
14

Dew Point (°C)

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

Relative Humidity (%)

42
52
62
70
75
78
80
75
79
82
86
87
86
75
66
58
53
48
46
42
39
36
34
39

Pressure (mb)

1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1024
1023
1023
1023

Ozone (du)

339
339
341
342
344
350
353
356
357
360
363
363
362
363
366
370
372
369
363
358
352
347
342
338

Tuesday 30

Full Moon 99%

22:23

05:47

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 OK
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 04:54, Set: 21:28, Transit: 13:11. Moon - Rise: 22:23, Set: 05:47. Civil Dark: 22:15 - 04:07. Nautical Dark: 23:28 - 02:54. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

91
94
46
56
65
50
49
53
57
52
66
55
43
49
53
59
69
74
83
89
93
96
96
95

Low Clouds (% Sky Obscured)

36
23
15
13
15
19
22
26
30
35
39
32
32
34
33
28
21
19
21
22
26
27
43
53

Medium Clouds (% Sky Obscured)

42
46
45
44
33
24
19
17
15
12
11
8
5
5
6
8
16
28
46
59
65
75
74
74

High Clouds (% Sky Obscured)

45
45
0
6
9
1
3
2
1
0
2
3
4
4
5
5
10
15
19
33
47
64
52
45

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 (%)

3
4
7
9
18
14
10
14
4
0
0
0
0
0
0
0
0
0
0
0
0
0
4
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)

9
8
7
6
4
4
4
4
4
3
3
4
4
5
6
7
9
9
10
11
12
14
16
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
7
9
11
12
12
12
12
12
12
11
11
11
11
9
8
6
6
7
7
9
12
14
14

Relative Humidity (%)

44
48
56
69
82
86
89
90
92
90
89
84
80
76
64
53
44
43
41
40
46
53
61
67

Pressure (mb)

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

Ozone (du)

336
333
332
329
326
324
324
323
322
321
320
320
320
321
321
321
321
321
321
320
320
319
319
319

Wednesday 1

Waning Gibbous 96%

22:48

07:01

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 OK
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 04:55, Set: 21:27, Transit: 13:11. Moon - Rise: 22:48, Set: 07:01. Civil Dark: 22:14 - 04:08. Nautical Dark: 23:27 - 02:56. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
96
94
92
93
95
98
87
73
61
53
41
28
72
75
77
68
59
51
56
62
68
76
85

Low Clouds (% Sky Obscured)

62
66
73
78
66
59
55
40
27
23
20
17
18
72
75
77
68
59
51
54
58
62
54
45

Medium Clouds (% Sky Obscured)

64
54
49
44
36
28
28
16
8
0
0
0
0
0
0
0
0
0
0
2
5
7
33
59

High Clouds (% Sky Obscured)

50
55
63
50
48
52
53
49
47
43
28
20
5
1
1
2
1
1
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 (%)

7
13
16
19
19
14
6
4
5
7
6
4
1
5
1
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)

14
14
12
10
9
9
9
10
9
10
10
10
11
10
17
17
18
18
17
17
17
17
17
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
78
82
87
92
93
95
96
92
87
83
80
78
75
66
58
50
45
40
36
35
35
34
37

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021

Ozone (du)

319
319
319
318
317
317
316
315
314
314
313
314
314
314
314
314
314
316
318
320
320
320
319
319

Thursday 2

Waning Gibbous 91%

23:07

08:16

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: 04:55, Set: 21:27, Transit: 13:11. Moon - Rise: 23:07, Set: 08:16. Civil Dark: 22:14 - 04:09. Nautical Dark: 23:26 - 02:57. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

93
84
75
65
77
88
100
96
92
88
88
88
88

Low Clouds (% Sky Obscured)

37
39
41
44
62
81
100
86
72
57
64
70
76

Medium Clouds (% Sky Obscured)

85
74
64
53
59
64
70
72
73
75
67
58
50

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
10
20
30

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

0
0
1
0
0
0
0
2
3
2
4
4
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

15
13
11
10
8
7
5
4
3
3
3
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
20
17
16
15
14
14
12
7
8
8
8
8

Dew Point (°C)

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

Relative Humidity (%)

40
44
43
44
44
43
42
42
42
42
42
44
44

Pressure (mb)

1021
1021
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021

Ozone (du)

319
319
318
318
317
318
319
320
324
327
330
333
336

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

Generated: 26/06/26 18:00:15. Forecast: 26/06/26 to 02/07/26. Timezone: UTC+1.00