Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 11

Waning Crescent 13%

01:19

19:20

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

Sun - Rise: 05:06, Set: 21:32, Transit: 13:19. Moon - Rise: 01:19, Set: 19:20. Civil Dark: 22:19 - 04:20. Nautical Dark: 23:30 - 03:09. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

50
43
40
33
0
0
0
0
0
0
0
0
0
0
7
16
12
8
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
16
12
8
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

22
18
3
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)

4
3
3
3
4
4
3
5
8
10
12
12
12
12
12
12
12
12
12
12
12
11
10
11

Chance of Frost

Temperature (°C)

22
20
19
18
16
16
18
21
22
24
25
27
28
29
30
30
30
29
28
26
24
22
20
19

Feels Like (°C)

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

Dew Point (°C)

17
15
13
12
12
12
12
13
12
12
12
12
11
10
10
10
10
11
12
13
12
11
12
12

Relative Humidity (%)

74
70
70
71
73
74
70
60
53
47
43
38
33
30
29
28
29
32
37
43
46
50
59
64

Pressure (mb)

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

Ozone (du)

319
320
319
321
322
322
322
322
322
321
322
321
320
319
319
318
320
320
320
321
321
321
321
321

Sunday 12

Waning Crescent 6%

02:03

20:34

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

Sun - Rise: 05:08, Set: 21:31, Transit: 13:20. Moon - Rise: 02:03, Set: 20:34. Civil Dark: 22:18 - 04:21. Nautical Dark: 23:28 - 03:11. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

36
44
50
43
37
44
56
26
12
1
1
7
6
2
10
5
15
16
5
3
4
9
5
2

Low Clouds (% Sky Obscured)

28
41
47
41
34
43
56
25
11
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
3
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
1
2
2
2
1
1
7
6
2
10
5
15
16
3
2
2
6
3
1

ISS Passover

Visibility (miles)

9
9
9
9
9
5
5
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)

11
11
11
10
9
9
12
15
17
18
18
19
19
19
19
19
19
19
18
18
17
17
16
15

Chance of Frost

Temperature (°C)

17
15
15
14
14
14
15
17
18
20
23
25
26
28
28
28
28
27
26
24
22
20
18
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
89
93
95
95
95
87
79
69
59
52
45
41
37
35
35
36
39
43
47
51
55
59
64

Pressure (mb)

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

Ozone (du)

320
320
321
322
322
322
321
321
320
319
319
318
318
316
316
317
316
316
316
316
316
317
318
320

Monday 13

Waning Crescent 1%

03:09

21:27

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

Sun - Rise: 05:09, Set: 21:30, Transit: 13:20. Moon - Rise: 03:09, Set: 21:27. Civil Dark: 22:17 - 04:22. Nautical Dark: 23:26 - 03:13. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

1
1
7
31
38
30
6
3
5
24
31
5
7
2
5
3
3
2
18
34
50
43
36
28

Low Clouds (% Sky Obscured)

0
0
6
31
38
30
0
0
0
0
0
0
0
0
0
0
0
0
2
4
7
18
29
28

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
1
1
1
0
2
6
3
5
22
31
5
7
2
5
3
3
2
18
34
50
43
24
4

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)

13
12
10
10
9
10
11
13
16
17
18
18
18
18
17
16
16
16
15
15
15
15
13
11

Chance of Frost

Temperature (°C)

15
14
13
12
12
11
12
14
16
18
20
22
23
24
26
26
26
26
25
23
21
19
17
16

Feels Like (°C)

13
12
12
11
10
10
11
12
12
14
16
17
19
20
21
22
23
23
22
20
18
16
15
16

Dew Point (°C)

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

Relative Humidity (%)

69
71
75
81
87
87
76
64
54
45
37
31
27
25
24
23
23
26
30
36
43
52
66
79

Pressure (mb)

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

Ozone (du)

321
320
320
321
322
325
324
324
325
327
330
329
329
329
330
330
331
332
332
332
333
334
334
336

Tuesday 14

New Moon 0%

04:34

22:01

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

Sun - Rise: 05:10, Set: 21:30, Transit: 13:20. Moon - Rise: 04:34, Set: 22:01. Civil Dark: 22:16 - 04:24. Nautical Dark: 23:24 - 03:15. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

33
44
45
64
70
84
76
64
38
24
21
17
25
33
38
45
54
86
76
71
56
50
43
41

Low Clouds (% Sky Obscured)

33
44
45
64
70
79
67
58
38
23
19
15
15
12
10
13
16
19
14
8
3
5
5
6

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
7
15
22
20
22
22
23
24
21
15
8
0

High Clouds (% Sky Obscured)

14
26
36
58
67
71
50
25
0
0
0
0
0
0
0
13
26
68
61
50
40
25
25
25

ISS Passover

Visibility (miles)

9
9
9
7
6
6
5
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
1
1
1
2
1
0
0
0
0
0
0
0
0
0
0
1
1
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
11
10
10
10
11
11
13
15
17
18
18
18
17
16
16
15
16
15
15
16
15
13
12

Chance of Frost

Temperature (°C)

14
14
14
13
13
13
14
15
17
19
21
24
26
26
27
28
27
27
26
25
23
21
19
18

Feels Like (°C)

14
13
13
13
12
13
14
14
15
16
19
21
22
23
24
24
24
24
22
20
18
16
16
14

Dew Point (°C)

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

Relative Humidity (%)

92
93
95
96
98
98
95
89
81
68
55
46
37
30
26
25
27
29
33
37
42
46
56
62

Pressure (mb)

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

Ozone (du)

335
334
334
334
335
336
337
337
339
340
339
336
333
334
334
332
328
323
319
316
315
316
317
320

Wednesday 15

Waxing Crescent 2%

06:09

22:25

01 OK
02 Good
03 OK
04 OK
05 Good
06 OK
07 OK
08 OK
09 Bad
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

Sun - Rise: 05:11, Set: 21:28, Transit: 13:20. Moon - Rise: 06:09, Set: 22:25. Civil Dark: 22:14 - 04:25. Nautical Dark: 23:22 - 03:17. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

21
14
17
14
6
18
34
20
59
37
47
45
61
73
84
78
79
78
73
66
59
56
53
50

Low Clouds (% Sky Obscured)

4
2
0
1
3
4
10
17
23
21
19
17
25
35
44
21
15
8
9
8
8
15
21
27

Medium Clouds (% Sky Obscured)

0
0
0
0
1
15
22
2
35
11
2
2
13
22
32
39
42
49
41
33
23
23
25
24

High Clouds (% Sky Obscured)

11
5
11
9
2
2
1
0
2
9
34
33
43
56
69
78
79
78
73
66
59
56
53
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 (%)

1
0
0
0
0
0
0
0
0
0
0
0
4
5
1
17
23
25
29
29
26
41
47
44

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

Chance of Frost

Temperature (°C)

16
15
14
13
13
13
14
16
18
19
21
23
25
26
26
27
26
25
24
22
21
19
18
18

Feels Like (°C)

14
14
13
12
13
13
14
14
17
17
20
21
24
23
24
23
23
22
22
24
25
25
25
24

Dew Point (°C)

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

Relative Humidity (%)

72
84
90
93
95
95
86
73
64
57
51
46
41
37
34
30
31
32
31
42
54
69
75
79

Pressure (mb)

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

Ozone (du)

322
323
325
326
327
329
330
331
332
332
332
334
336
338
339
341
343
344
345
343
342
340
339
338

Thursday 16

Waxing Crescent 7%

07:42

22:41

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 Bad
00 Bad

Sun - Rise: 05:12, Set: 21:27, Transit: 13:20. Moon - Rise: 07:42, Set: 22:41. Civil Dark: 22:13 - 04:27. Nautical Dark: 23:20 - 03:20. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

50
49
44
41
46
44
54
64
68
74
80
91
93
93
95
83
67
48
45
43
42
47
56
71

Low Clouds (% Sky Obscured)

35
41
44
41
41
37
30
22
15
17
22
28
34
38
40
32
25
17
17
12
8
12
17
22

Medium Clouds (% Sky Obscured)

27
24
27
24
22
19
23
28
32
28
23
19
19
17
16
11
5
0
2
3
4
2
1
0

High Clouds (% Sky Obscured)

50
49
44
37
23
18
36
53
55
58
61
66
67
77
83
74
62
37
40
43
42
47
56
71

ISS Passover

Visibility (miles)

9
9
9
9
8
7
6
7
8
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

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

Precipitation Probability (%)

67
76
79
69
53
30
29
30
34
31
23
1
22
30
24
38
51
42
36
29
16
8
14
19

Precipitation Amount (mm)

0.3
0.4
0.5
0.4
0.2
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
5
4
4
4
3
4
5
6
5
6
6
6
8
10
10
9
9
7
5
4
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

23
17
17
18
17
16
16
19
19
19
19
19
18
29
27
26
28
29
30
23
23
24
23
22

Dew Point (°C)

15
15
15
15
15
15
16
15
15
15
13
11
9
11
11
13
15
16
18
17
17
17
17
17

Relative Humidity (%)

86
87
89
90
90
90
92
83
76
69
56
46
37
39
40
43
49
56
65
71
77
85
88
92

Pressure (mb)

1021
1020
1020
1020
1020
1020
1020
1021
1021
1021
1020
1020
1019
1019
1019
1018
1018
1018
1018
1019
1019
1020
1020
1020

Ozone (du)

337
337
336
336
335
333
332
332
332
333
335
337
339
339
339
339
337
335
333
331
329
328
327
326

Friday 17

Waxing Crescent 14%

09:10

22:54

Sun - Rise: 05:14, Set: 21:26, Transit: 13:20. Moon - Rise: 09:10, Set: 22:54. Civil Dark: 22:12 - 04:28. Nautical Dark: 23:18 - 03:22. 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 Rhayader, Powys, United Kingdom (52.27,-3.57)

Generated: 11/07/26 01:45:55. Forecast: 11/07/26 to 17/07/26. Timezone: UTC+1.00