Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 3

Third Quarter 54%

22:56

15:56

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

Sun - Rise: 07:19, Set: 18:46, Transit: 13:03. Moon - Rise: 22:56, Set: 15:56. Civil Dark: 19:20 - 06:47. Nautical Dark: 19:59 - 06:08. Astro Dark: 20:40 - 05:28

Total Clouds (% Sky Obscured)

52
51
49
42
13
16
35
48
33
18
17
0
0
0
0
55
55
35
34
50
46
78
76
77

Low Clouds (% Sky Obscured)

29
39
13
14
0
1
5
2
5
18
17
0
0
0
0
20
32
35
34
32
24
28
40
40

Medium Clouds (% Sky Obscured)

0
4
4
7
7
3
35
28
17
3
0
0
0
0
0
0
0
0
0
28
23
71
58
31

High Clouds (% Sky Obscured)

16
8
3
3
3
12
3
2
2
0
0
0
0
0
0
55
55
1
0
0
2
47
35
49

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 (%)

73
100
100
99
11
1
0
0
0
0
0
0
0
0
0
0
0
0
0
3
14
21
20
14

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
1
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
2
2
2
2
4
6
5
5
5
4
3
3
3
2
2
1
2
1
1
2
2
2

Chance of Frost

Temperature (°C)

8
8
9
12
13
14
15
15
15
15
14
13
11
9
8
7
6
5
5
5
5
5
4
4

Feels Like (°C)

9
8
10
13
14
15
14
12
14
14
13
13
11
9
8
7
6
6
5
5
4
5
2
2

Dew Point (°C)

7
7
8
9
9
8
5
4
4
4
5
7
7
6
6
5
4
3
3
3
2
2
1
0

Relative Humidity (%)

95
96
91
84
76
67
53
48
47
47
51
68
80
84
85
85
85
86
86
86
85
83
79
76

Pressure (mb)

1028
1029
1030
1030
1030
1030
1030
1030
1030
1029
1029
1030
1030
1031
1031
1032
1032
1032
1031
1031
1031
1030
1030
1030

Ozone (du)

311
309
308
308
308
309
310
311
312
316
321
322
322
320
318
314
310
306
303
301
300
299
298
296

Sunday 4

Waning Crescent 42%

00:23

16:31

07 Bad
08 Bad
09 Bad
10 OK
11 OK
12 OK
13 OK
14 Good
15 OK
16 Bad
17 OK
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: 07:21, Set: 18:44, Transit: 13:02. Moon - Rise: 00:23, Set: 16:31. Civil Dark: 19:18 - 06:49. Nautical Dark: 19:57 - 06:09. Astro Dark: 20:37 - 05:29

Total Clouds (% Sky Obscured)

80
54
96
34
38
35
24
9
23
86
45
89
44
58
49
52
56
64
82
84
78
94
83
96

Low Clouds (% Sky Obscured)

46
44
0
0
0
0
0
0
0
0
0
0
0
0
3
8
21
48
80
84
78
83
83
96

Medium Clouds (% Sky Obscured)

39
6
45
34
38
17
16
3
23
3
4
26
6
24
13
20
3
5
3
7
4
4
4
4

High Clouds (% Sky Obscured)

50
16
96
34
13
22
13
4
22
86
45
79
44
58
49
39
56
56
62
55
40
65
39
19

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
0
1
0
0
0
0

Fog (%)

9
4
2
0
0
0
0
0
0
0
0
0
2
10
35
52
61
61
59
59
59
56
58
57

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
1
0
3
4
9
10
23

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

Chance of Frost

Temperature (°C)

4
4
6
10
12
14
16
17
17
17
16
14
12
11
10
9
9
9
9
10
11
12
12
13

Feels Like (°C)

2
2
6
7
9
12
14
15
16
14
14
12
11
8
8
7
8
7
7
8
10
10
11
12

Dew Point (°C)

0
-0
0
1
2
4
7
9
10
10
11
11
11
10
9
9
9
9
9
9
11
11
12
13

Relative Humidity (%)

77
72
64
56
52
49
53
58
62
65
70
78
90
93
95
95
98
98
98
95
98
98
96
98

Pressure (mb)

1030
1030
1030
1030
1030
1029
1028
1028
1027
1027
1027
1027
1027
1028
1028
1028
1027
1027
1027
1026
1025
1025
1025
1024

Ozone (du)

294
293
291
288
288
285
284
282
281
280
278
277
276
275
275
274
272
270
269
269
268
268
267
267

Monday 5

Waning Crescent 31%

01:51

16:55

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 Bad
05 Bad
06 Bad

Sun - Rise: 07:23, Set: 18:42, Transit: 13:02. Moon - Rise: 01:51, Set: 16:55. Civil Dark: 19:15 - 06:50. Nautical Dark: 19:55 - 06:11. Astro Dark: 20:35 - 05:31

Total Clouds (% Sky Obscured)

96
86
93
89
98
97
97
100
95
89
81
85
88
75
82
84
80
75
82
87
97
91
83
75

Low Clouds (% Sky Obscured)

96
85
92
89
98
96
96
100
93
86
76
82
87
73
78
83
80
75
82
67
91
91
83
70

Medium Clouds (% Sky Obscured)

4
4
4
4
4
4
4
4
4
3
2
4
3
4
4
4
3
3
50
62
72
73
69
36

High Clouds (% Sky Obscured)

27
61
62
55
59
62
70
75
43
33
16
8
48
41
38
36
37
29
24
29
38
6
2
2

ISS Passover

Visibility (miles)

0
0
0
0
0
9
9
9
9
9
9
9
9
9
9
6
9
6
9
9
9
9
9
9

Fog (%)

60
57
72
80
16
9
0
0
0
0
0
0
25
25
25
25
25
25
25
25
25
25
25
25

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 (%)

24
26
23
10
4
15
14
6
7
7
17
25
29
26
21
20
23
14
9
9
6
12
16
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)

6
7
7
9
9
11
13
13
12
13
12
11
9
8
8
7
8
7
6
7
6
7
6
5

Chance of Frost

Temperature (°C)

13
14
15
15
16
16
17
17
16
16
16
15
15
15
14
14
14
14
14
14
14
14
14
14

Feels Like (°C)

12
13
13
14
15
14
14
14
14
13
14
13
13
13
12
12
12
13
13
12
13
13
13
12

Dew Point (°C)

13
14
14
15
15
15
14
14
14
13
14
14
14
14
14
13
13
13
13
13
13
12
12
12

Relative Humidity (%)

98
98
96
96
96
90
86
85
86
82
86
90
93
95
96
96
93
93
95
92
92
89
92
92

Pressure (mb)

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

Ozone (du)

267
267
267
267
266
265
265
265
265
265
265
265
264
264
264
264
264
265
266
267
267
268
269
269

Tuesday 6

Waning Crescent 20%

03:18

17:12

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 Bad
05 Bad
06 OK

Sun - Rise: 07:24, Set: 18:39, Transit: 13:02. Moon - Rise: 03:18, Set: 17:12. Civil Dark: 19:13 - 06:52. Nautical Dark: 19:52 - 06:13. Astro Dark: 20:32 - 05:33

Total Clouds (% Sky Obscured)

77
76
77
88
95
100
100
100
100
100
100
100
97
94
91
82
72
56
59
53
49
48
48
48

Low Clouds (% Sky Obscured)

74
53
58
81
91
100
99
100
100
98
96
95
85
75
64
55
45
20
32
36
37
25
26
28

Medium Clouds (% Sky Obscured)

76
62
37
22
69
96
88
70
19
10
4
0
6
12
18
15
13
13
8
4
23
48
48
48

High Clouds (% Sky Obscured)

2
3
6
6
9
8
20
35
39
71
46
75
88
77
70
70
70
29
21
8
49
48
48
48

ISS Passover

Visibility (miles)

9
9
9
9
6
5
6
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25

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
15
10
17
30
23
24
22
11
11
11
5
14
12
10
9
6
0
0
1
0
1
2
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)

5
5
6
6
5
4
4
4
5
6
6
6
6
5
4
4
3
3
3
3
3
3
4
3

Chance of Frost

Temperature (°C)

13
14
14
15
15
14
14
14
13
12
12
12
11
11
10
10
9
8
6
6
6
5
4
4

Feels Like (°C)

13
13
13
14
14
14
14
14
12
11
10
10
10
10
9
9
7
6
5
4
4
3
2
2

Dew Point (°C)

13
13
13
13
13
14
13
12
12
11
11
11
10
10
9
9
7
6
5
4
4
3
2
2

Relative Humidity (%)

96
96
95
92
92
95
92
90
92
95
95
93
93
95
95
93
91
87
91
88
86
85
86
85

Pressure (mb)

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

Ozone (du)

270
271
271
271
272
274
275
276
278
279
282
285
285
287
289
291
292
293
294
294
292
290
294
302

Wednesday 7

Waning Crescent 12%

04:41

17:26

07 OK
08 OK
09 OK
10 Bad
11 OK
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 Bad
05 Bad
06 Bad

Sun - Rise: 07:26, Set: 18:37, Transit: 13:01. Moon - Rise: 04:41, Set: 17:26. Civil Dark: 19:11 - 06:54. Nautical Dark: 19:50 - 06:15. Astro Dark: 20:30 - 05:35

Total Clouds (% Sky Obscured)

45
38
38
49
41
52
60
67
74
82
78
71
40
42
44
53
63
70
73
79
87
88
83
77

Low Clouds (% Sky Obscured)

25
21
17
25
33
44
45
38
35
39
30
26
23
29
34
38
41
45
49
51
55
52
51
50

Medium Clouds (% Sky Obscured)

45
38
38
49
2
0
6
14
20
17
9
4
2
3
6
6
5
4
4
3
2
4
5
8

High Clouds (% Sky Obscured)

2
38
38
35
1
2
1
1
0
23
43
60
34
34
33
34
39
39
40
43
61
65
55
42

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 (%)

25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25

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
2
0
1
4
3
3
6
7
7
5
0
2
7
5
17
20
12
19
21
6
20
20
14

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
3
5
7
7
9
9
8
8
8
6
7
7
6
7
7
6
6
6
5
5
5
5
5

Dew Point (°C)

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

Relative Humidity (%)

86
83
77
74
68
59
58
55
56
60
68
77
90
90
90
90
91
91
93
93
91
91
91
90

Pressure (mb)

1023
1024
1024
1024
1024
1023
1023
1023
1023
1023
1023
1023
1024
1024
1024
1024
1024
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

309
314
316
320
323
324
324
327
326
326
325
322
320
318
316
314
312
310
309
306
304
301
301
300

Thursday 8

Waning Crescent 6%

06:01

17:37

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 Bad
05 Bad
06 Bad

Sun - Rise: 07:28, Set: 18:35, Transit: 13:01. Moon - Rise: 06:01, Set: 17:37. Civil Dark: 19:09 - 06:56. Nautical Dark: 19:48 - 06:16. Astro Dark: 20:28 - 05:37

Total Clouds (% Sky Obscured)

83
89
95
97
98
100
100
100
100
99
99
98
99
99
100
100
100
100
100
99
99
99
100
100

Low Clouds (% Sky Obscured)

56
63
67
55
44
33
35
36
38
38
39
38
51
63
77
81
86
90
92
94
96
98
99
100

Medium Clouds (% Sky Obscured)

6
4
0
10
20
25
40
52
64
73
84
95
97
98
100
99
98
97
89
82
76
77
78
78

High Clouds (% Sky Obscured)

55
72
88
92
96
100
100
100
100
88
76
63
74
84
95
94
96
96
74
48
29
44
53
51

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3
0
0
0
0
0
0

Fog (%)

25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25

Precipitation Type

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

Precipitation Probability (%)

21
21
12
22
22
16
19
15
6
15
18
17
36
42
47
74
95
95
95
95
95
95
95
50

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.6
0.7
1
0.9
0.5
1
0.7
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

8
8
9
10
10
11
12
11
11
11
10
10
9
9
9
9
9
9
10
10
11
11
12
12

Feels Like (°C)

5
5
5
5
5
5
5
8
7
6
7
7
8
5
5
6
5
5
5
8
8
8
9
9

Dew Point (°C)

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

Relative Humidity (%)

90
85
81
77
72
68
64
65
67
67
74
81
90
91
95
96
96
96
98
98
98
98
98
98

Pressure (mb)

1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1022
1021
1020
1019
1018
1018
1017
1016
1016

Ozone (du)

299
297
295
293
289
285
281
279
277
274
273
272
271
270
270
270
269
268
268
266
265
264
263
262

Friday 9

Waning Crescent 2%

No Rise

17:48

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 OK
22 OK
23 Bad
00 Bad

Sun - Rise: 07:29, Set: 18:32, Transit: 13:01. Moon - Rise: No Rise, Set: 17:48. Civil Dark: 19:06 - 06:57. Nautical Dark: 19:46 - 06:18. Astro Dark: 20:25 - 05:38

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
91
83
74
58
42
24
32
39
45

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
99
98
96
76
58
43
34
27
16
27
33
41

Medium Clouds (% Sky Obscured)

65
50
35
38
41
46
57
65
74
50
25
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

42
30
26
21
18
11
32
55
76
73
65
57
38
22
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
3
6
9
9
9
9
9
9
9
9
9

Fog (%)

25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25

Precipitation Type

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

Precipitation Probability (%)

53
42
19
39
56
76
75
58
45
39
28
15
20
20
14
15
15
2

Precipitation Amount (mm)

0
0
0
0
0
0.3
0.4
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
11
11
12
13
14
15
15
16
17
16
14
13
13
13
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
96
98
96
96
96
96
95
93
92
90
87
86
86
84
84
79
75

Pressure (mb)

1015
1015
1015
1014
1014
1014
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1015
1015

Ozone (du)

261
261
261
261
262
264
265
267
268
270
271
272
273
277
280
283
285
286

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

Generated: 03/10/26 07:48:05. Forecast: 03/10/26 to 09/10/26. Timezone: UTC+1.00