Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 8

Waning Crescent 25%

00:49

18:17

03 Good
04 OK
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

Sun - Rise: 05:47, Set: 20:52, Transit: 13:19. Moon - Rise: 00:49, Set: 18:17. Civil Dark: 21:32 - 05:07. Nautical Dark: 22:24 - 04:15. Astro Dark: 23:33 - 03:06

Total Clouds (% Sky Obscured)

11
22
25
35
100
100
100
100
99
98
99
100
100
100
100
100
100
95
80
85
72
54
61
65

Low Clouds (% Sky Obscured)

11
22
25
28
0
0
0
0
0
0
5
6
4
0
0
0
3
19
13
9
10
4
1
9

Medium Clouds (% Sky Obscured)

11
5
6
14
44
92
96
94
92
71
45
80
88
89
93
95
91
85
63
52
48
43
61
65

High Clouds (% Sky Obscured)

11
17
25
35
100
100
100
100
89
92
98
100
100
100
100
100
100
83
7
36
4
6
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
2
9
20
2
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
1
2
0
1
2
3
4
5
7
7
8
10
10
10
10
8
4
3
2
2
2
2
2

Chance of Frost

Temperature (°C)

5
6
6
7
8
12
15
17
19
21
22
23
24
24
23
22
21
20
17
15
14
14
13
13

Feels Like (°C)

6
6
6
6
7
11
13
15
17
18
19
20
19
19
18
18
17
17
15
14
13
13
13
12

Dew Point (°C)

3
3
4
4
5
7
7
6
7
6
5
4
2
1
1
2
3
5
7
8
8
8
7
7

Relative Humidity (%)

82
83
83
85
81
71
60
49
44
38
33
27
24
21
22
26
29
38
52
60
64
68
68
67

Pressure (mb)

1022
1022
1021
1021
1021
1021
1020
1020
1019
1019
1018
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

321
320
320
319
319
319
320
320
320
321
324
325
326
325
326
326
326
327
327
329
331
331
328
327

Sunday 9

Waning Crescent 15%

02:04

19:17

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

Sun - Rise: 05:48, Set: 20:50, Transit: 13:19. Moon - Rise: 02:04, Set: 19:17. Civil Dark: 21:30 - 05:09. Nautical Dark: 22:22 - 04:17. Astro Dark: 23:29 - 03:10

Total Clouds (% Sky Obscured)

58
18
55
46
41
21
35
74
35
58
40
53
96
54
41
42
30
94
98
69
64
100
72
98

Low Clouds (% Sky Obscured)

3
0
0
1
1
1
1
1
0
1
0
21
0
0
1
10
11
30
33
34
33
30
38
54

Medium Clouds (% Sky Obscured)

58
12
16
14
12
3
3
3
3
51
40
32
32
12
0
1
5
5
3
0
2
1
0
0

High Clouds (% Sky Obscured)

1
5
25
46
31
21
35
71
35
58
40
53
95
54
41
42
30
90
97
68
62
100
72
96

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
9
12
1

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
2
2
2
2
2
5
8
9
9
11
11
12
12
13
12
12
10
8
5
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
71
73
75
65
54
46
43
39
38
39
41
43
44
46
52
57
62
82
89
90
93
93
93

Pressure (mb)

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

Ozone (du)

326
327
325
324
324
324
323
323
324
323
322
321
321
319
318
317
316
314
311
310
310
310
310
309

Monday 10

Waning Crescent 8%

No Rise

19:59

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

Sun - Rise: 05:50, Set: 20:48, Transit: 13:19. Moon - Rise: No Rise, Set: 19:59. Civil Dark: 21:27 - 05:11. Nautical Dark: 22:19 - 04:19. Astro Dark: 23:25 - 03:14

Total Clouds (% Sky Obscured)

88
95
74
76
53
64
74
59
46
14
24
89
100
28
19
59
20
26
2
47
87
100
99
97

Low Clouds (% Sky Obscured)

46
51
45
40
36
46
42
29
13
0
0
0
0
0
0
0
0
0
0
0
0
13
9
4

Medium Clouds (% Sky Obscured)

2
0
3
3
3
3
11
10
9
3
1
5
0
3
3
0
0
0
0
13
3
7
5
2

High Clouds (% Sky Obscured)

66
81
46
52
12
17
24
20
28
14
24
85
100
28
19
54
15
21
2
43
81
98
98
93

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 (%)

4
16
0
1
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
1
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
2
2
2
3
5
6
7
7
7
7
8
7
7
7
6
5
6
6
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
14
14
13
15
18
18
17
18
19
19
20
20
20
20
20
21
21
17
15
13
11
10
10

Dew Point (°C)

13
13
13
13
13
14
13
11
9
8
6
5
4
4
5
5
6
8
9
9
8
7
6
6

Relative Humidity (%)

95
95
95
95
95
87
74
59
49
39
33
29
27
28
29
30
33
44
55
62
64
64
63
64

Pressure (mb)

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

Ozone (du)

308
308
308
307
307
308
306
306
306
306
306
307
307
308
308
307
307
307
307
306
306
307
306
307

Tuesday 11

Waning Crescent 2%

03:34

20:26

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

Sun - Rise: 05:52, Set: 20:46, Transit: 13:19. Moon - Rise: 03:34, Set: 20:26. Civil Dark: 21:25 - 05:13. Nautical Dark: 22:16 - 04:22. Astro Dark: 23:21 - 03:17

Total Clouds (% Sky Obscured)

98
73
29
2
2
1
1
20
40
59
57
54
46
42
36
31
42
54
66
77
83
87
72
62

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
7
15
25
27
26
25
17
9
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
9
18
28
26
24
20
19
14
11
15
16
15
19
20
16
17
18

High Clouds (% Sky Obscured)

95
73
26
2
2
1
1
3
2
0
0
0
0
0
0
4
5
3
5
29
52
83
55
34

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
4
3
3
3
4
5
7
9
10
11
11
11
11
11
11
11
7
5
4
4
3
4
4

Chance of Frost

Temperature (°C)

12
12
12
11
12
16
18
21
23
25
26
27
28
28
28
28
27
25
22
21
20
19
18
17

Feels Like (°C)

10
10
10
11
12
15
18
21
22
24
25
26
27
27
26
26
25
24
21
20
20
19
18
17

Dew Point (°C)

6
6
7
7
6
5
6
8
9
8
8
8
7
7
6
5
5
6
8
9
11
12
12
11

Relative Humidity (%)

66
70
71
73
63
50
45
43
40
34
31
29
26
25
23
23
25
30
41
47
56
62
65
68

Pressure (mb)

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

Ozone (du)

307
306
306
307
307
307
307
307
307
307
308
308
309
309
310
310
310
310
310
310
309
309
309
307

Wednesday 12

New Moon 0%

05:07

20:45

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

Sun - Rise: 05:53, Set: 20:44, Transit: 13:19. Moon - Rise: 05:07, Set: 20:45. Civil Dark: 21:23 - 05:14. Nautical Dark: 22:14 - 04:24. Astro Dark: 23:17 - 03:21

Total Clouds (% Sky Obscured)

42
56
72
98
89
75
66
65
65
64
53
41
26
51
57
97
79
68
55
63
70
80
56
33

Low Clouds (% Sky Obscured)

0
0
0
0
5
3
12
11
1
0
0
0
0
0
0
0
21
12
4
2
1
0
0
0

Medium Clouds (% Sky Obscured)

15
14
14
13
14
19
17
17
17
62
53
37
26
51
4
4
26
17
12
8
6
5
4
1

High Clouds (% Sky Obscured)

3
26
54
97
82
61
50
51
53
54
53
41
26
51
43
87
64
50
35
50
64
76
51
29

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

Chance of Frost

Temperature (°C)

16
16
15
15
16
18
20
22
24
26
28
29
30
31
30
29
28
26
23
20
19
18
16
16

Feels Like (°C)

16
16
15
15
14
16
18
20
20
22
24
25
26
27
27
27
24
24
23
23
22
20
19
13

Dew Point (°C)

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

Relative Humidity (%)

72
74
76
80
70
60
48
39
31
27
26
22
19
20
19
20
20
25
31
37
39
42
43
43

Pressure (mb)

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

Ozone (du)

307
305
304
304
303
304
304
303
305
305
304
302
302
302
300
298
298
297
297
297
297
298
298
298

Thursday 13

Waxing Crescent 1%

06:39

21:00

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

Sun - Rise: 05:55, Set: 20:42, Transit: 13:19. Moon - Rise: 06:39, Set: 21:00. Civil Dark: 21:21 - 05:16. Nautical Dark: 22:11 - 04:26. Astro Dark: 23:13 - 03:24

Total Clouds (% Sky Obscured)

9
17
23
29
34
43
45
51
62
80
84
89
88
83
77
71
60
52
42
53
65
76
83
85

Low Clouds (% Sky Obscured)

0
14
23
29
34
38
41
45
52
57
57
54
50
47
43
35
29
27
25
30
38
49
57
66

Medium Clouds (% Sky Obscured)

0
0
0
0
2
5
9
11
17
23
27
31
31
29
23
17
16
12
11
13
16
20
29
39

High Clouds (% Sky Obscured)

8
6
4
2
1
1
2
2
1
0
4
10
25
31
32
32
21
11
1
1
0
0
2
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
1
2
0
2
1
1
4
7
7
10
7
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)

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

Chance of Frost

Temperature (°C)

15
15
15
15
16
19
21
24
25
27
28
28
28
28
26
25
23
21
19
17
16
16
16
16

Feels Like (°C)

14
15
14
14
13
17
18
18
19
20
21
29
28
28
28
28
29
21
22
23
21
20
19
16

Dew Point (°C)

3
3
3
3
2
2
2
2
1
1
1
1
2
3
5
6
9
11
13
15
14
14
14
14

Relative Humidity (%)

44
45
43
42
40
33
27
22
20
18
16
17
18
19
24
30
39
51
67
88
87
89
89
90

Pressure (mb)

1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020

Ozone (du)

297
297
297
297
297
297
298
298
298
299
299
300
300
301
301
302
302
302
302
302
303
303
303
304

Friday 14

Waxing Crescent 5%

08:06

21:12

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: 05:56, Set: 20:40, Transit: 13:18. Moon - Rise: 08:06, Set: 21:12. Civil Dark: 21:19 - 05:18. Nautical Dark: 22:08 - 04:28. Astro Dark: 23:09 - 03:27

Total Clouds (% Sky Obscured)

88
81
77
72
60
55
51
58
62
69
72
75
78
83
85
91
86
81
76
76
76
70

Low Clouds (% Sky Obscured)

71
67
59
52
53
50
50
51
52
52
50
48
47
42
38
34
21
10
0
8
16
24

Medium Clouds (% Sky Obscured)

49
40
31
22
15
8
2
5
10
23
25
27
27
33
35
36
20
14
12
7
6
5

High Clouds (% Sky Obscured)

5
4
4
2
4
6
7
6
3
1
7
13
18
28
32
38
38
33
33
27
27
26

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

Fog (%)

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

Precipitation Probability (%)

1
3
1
0
0
0
0
0
0
0
0
0
0
1
1
0
8
13
19
27
25
18

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

Wind Speed/Direction (mph)

3
3
3
3
3
3
5
6
7
7
8
8
8
9
8
9
11
8
6
6
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

14
14
14
14
15
14
13
12
11
10
9
10
10
11
12
13
14
15
15
16
15
15

Relative Humidity (%)

90
90
90
92
92
78
64
54
47
41
35
36
37
39
44
49
56
64
75
88
88
89

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1020

Ozone (du)

305
306
310
313
317
317
318
319
318
317
316
317
318
319
319
319
319
322
324
326
325
325

Forecast for Rhayader, Powys, United Kingdom (52.27,-3.57)

Generated: 08/08/26 03:51:25. Forecast: 08/08/26 to 14/08/26. Timezone: UTC+1.00