Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 17

Waxing Crescent 41%

15:06

22:02

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

Sun - Rise: 07:45, Set: 18:15, Transit: 12:59. Moon - Rise: 15:06, Set: 22:02. Civil Dark: 18:49 - 07:11. Nautical Dark: 19:28 - 06:31. Astro Dark: 20:08 - 05:52

Total Clouds (% Sky Obscured)

10
18
23
32
67
70
72
80
94
100
76
100
91
41
28
23
54
72
70
67
63
59
51
5

Low Clouds (% Sky Obscured)

10
18
23
32
42
46
47
43
46
38
33
19
1
1
8
19
30
33
29
25
20
18
10
2

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
7
5
7
6
10
5
25
41
59
51
3

High Clouds (% Sky Obscured)

0
0
1
0
43
36
42
61
78
100
65
100
91
41
19
2
31
53
69
41
21
6
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 (%)

2
1
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
7
9
11
11
11
10
10
7
6
5
5
5
4
4
4
4
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

6
9
10
10
11
11
10
9
8
7
6
5
5
4
4
3
2
2
1
1
1
1
1
2

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
74
67
60
59
59
63
68
77
79
82
85
83
86
91
91
91
93
93
93
93
93
93
89

Pressure (mb)

1036
1037
1036
1036
1036
1035
1035
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1035
1035
1035
1035

Ozone (du)

283
281
280
278
277
275
274
273
274
273
272
270
271
273
274
272
271
268
267
267
267
268
271
273

Sunday 18

First Quarter 51%

15:35

23:14

10 Good
11 OK
12 OK
13 OK
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
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:47, Set: 18:13, Transit: 12:59. Moon - Rise: 15:35, Set: 23:14. Civil Dark: 18:47 - 07:12. Nautical Dark: 19:26 - 06:33. Astro Dark: 20:06 - 05:54

Total Clouds (% Sky Obscured)

15
28
16
32
63
67
58
69
87
90
83
48
59
80
81
71
76
93
95
95
88
100
97
94

Low Clouds (% Sky Obscured)

15
28
16
28
39
35
16
21
33
58
65
30
42
40
70
61
64
88
91
89
88
100
90
86

Medium Clouds (% Sky Obscured)

0
0
0
2
22
16
20
21
33
68
63
20
21
78
73
41
46
67
66
74
1
78
63
77

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
4
9
7
5
6
5

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
12
4
12
1
1
0
1
0
0
6
48
94
69
20
18
5
5
12

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.7
0.5
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
69
62
58
56
56
65
72
73
77
85
91
93
93
96
96
96
96
96
98
98
98
98
96

Pressure (mb)

1035
1034
1034
1033
1032
1032
1031
1031
1031
1031
1031
1031
1031
1031
1030
1030
1029
1028
1027
1026
1026
1025
1025
1025

Ozone (du)

273
275
276
276
279
281
282
283
283
282
282
281
281
282
287
290
290
291
289
293
296
297
299
300

Monday 19

Waxing Gibbous 61%

15:55

00:29

10 Bad
11 Bad
12 Bad
13 Bad
14 OK
15 OK
16 OK
17 OK
18 OK
19 OK
20 OK
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

Sun - Rise: 07:49, Set: 18:10, Transit: 12:59. Moon - Rise: 15:55, Set: 00:29. Civil Dark: 18:45 - 07:14. Nautical Dark: 19:24 - 06:35. Astro Dark: 20:04 - 05:55

Total Clouds (% Sky Obscured)

83
67
56
55
40
28
26
20
20
22
35
52
99
97
96
89
91
99
94
88
92
94
96
98

Low Clouds (% Sky Obscured)

82
65
56
55
40
28
24
19
20
22
35
42
43
67
66
60
66
73
73
78
83
88
92
96

Medium Clouds (% Sky Obscured)

10
12
0
0
0
0
4
4
1
0
0
12
98
97
96
85
91
99
91
77
80
87
93
97

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
23
6
9
62
9
21
2
3
62
70
26
26
3

ISS Passover

Visibility (miles)

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

Fog (%)

1
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

8
7
5
2
3
0
2
0
0
0
0
0
0
0
0
19
41
53
59
72
75
92
95
86

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.4
0.4
0.6
0.8
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
87
78
72
63
60
64
69
78
82
83
85
85
85
79
76
80
89
94
96
98
96
98
98

Pressure (mb)

1025
1025
1025
1024
1024
1023
1022
1022
1022
1022
1022
1022
1022
1021
1021
1020
1019
1018
1017
1017
1016
1015
1014
1014

Ozone (du)

302
302
294
291
290
288
288
288
288
288
287
286
286
285
285
285
284
285
285
284
283
284
284
284

Tuesday 20

Waxing Gibbous 70%

16:11

01:45

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:51, Set: 18:08, Transit: 12:58. Moon - Rise: 16:11, Set: 01:45. Civil Dark: 18:43 - 07:16. Nautical Dark: 19:22 - 06:36. Astro Dark: 20:02 - 05:57

Total Clouds (% Sky Obscured)

97
97
96
97
99
100
100
100
90
99
63
53
74
59
84
80
82
78
84
91
98
99
99
100

Low Clouds (% Sky Obscured)

94
93
92
94
97
100
100
100
88
92
59
49
57
40
55
42
68
73
72
72
71
75
79
83

Medium Clouds (% Sky Obscured)

96
76
50
30
43
16
98
99
16
18
18
22
20
15
14
65
82
77
63
82
76
97
99
100

High Clouds (% Sky Obscured)

30
40
20
45
0
60
31
61
6
12
2
3
2
1
4
15
33
7
9
70
87
38
71
59

ISS Passover

Visibility (miles)

5
2
0
0
0
0
1
5
9
9
9
9
9
9
9
9
7
7
1
3
3
5
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

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

Precipitation Probability (%)

81
64
54
56
58
49
35
37
32
41
44
35
26
16
11
47
88
95
95
81
71
46
39
41

Precipitation Amount (mm)

0.5
0.4
0.2
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0.4
1.1
0.8
0.3
0.3
0
0
0

Wind Speed/Direction (mph)

2
3
3
2
1
2
2
2
2
3
3
4
4
4
4
4
3
3
7
15
12
12
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
6
7
8
8
8
8
8
7
7
6
6
5
5
5
5
4
5
5
4
4
3
4
4

Relative Humidity (%)

98
98
98
98
98
98
98
98
96
94
91
94
93
93
93
94
94
98
98
94
93
94
93
88

Pressure (mb)

1013
1012
1011
1010
1009
1008
1008
1008
1007
1007
1007
1007
1006
1006
1006
1005
1005
1004
1004
1004
1004
1005
1005
1005

Ozone (du)

284
286
286
285
288
287
288
289
292
295
299
301
303
299
290
282
282
286
286
285
286
288
290
293

Wednesday 21

Waxing Gibbous 79%

16:24

03:02

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

Sun - Rise: 07:52, Set: 18:06, Transit: 12:58. Moon - Rise: 16:24, Set: 03:02. Civil Dark: 18:41 - 07:18. Nautical Dark: 19:20 - 06:38. Astro Dark: 20:00 - 05:59

Total Clouds (% Sky Obscured)

100
100
80
67
59
42
41
39
37
27
23
15
26
49
76
74
66
53
53
38
38
47
63
74

Low Clouds (% Sky Obscured)

81
80
80
67
52
37
32
29
25
19
9
0
9
19
25
34
42
51
44
38
38
47
63
59

Medium Clouds (% Sky Obscured)

100
100
30
20
8
0
1
1
2
8
23
15
26
49
76
67
48
19
13
12
12
21
33
41

High Clouds (% Sky Obscured)

74
82
43
28
16
0
0
0
0
0
0
0
0
0
0
9
15
13
9
10
20
25
17
16

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

Precipitation Probability (%)

56
62
66
68
57
36
24
15
9
10
11
8
8
11
9
22
25
31
36
37
34
60
68
71

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

12
13
15
19
18
17
14
12
8
7
6
6
6
6
5
5
6
7
9
9
10
11
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

0
1
2
3
3
4
5
5
5
4
4
3
2
3
2
1
2
4
5
5
6
5
6
6

Dew Point (°C)

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

Relative Humidity (%)

83
78
74
66
61
62
67
69
79
88
91
93
94
96
94
96
96
94
94
94
96
94
93
91

Pressure (mb)

1006
1006
1007
1008
1008
1009
1009
1010
1010
1011
1011
1012
1012
1012
1012
1012
1012
1011
1011
1011
1010
1010
1010
1010

Ozone (du)

296
300
304
306
309
309
309
312
315
317
320
324
322
317
315
314
313
313
312
310
307
305
303
301

Thursday 22

Waxing Gibbous 87%

16:36

04:20

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:54, Set: 18:04, Transit: 12:58. Moon - Rise: 16:36, Set: 04:20. Civil Dark: 18:39 - 07:19. Nautical Dark: 19:18 - 06:40. Astro Dark: 19:58 - 06:00

Total Clouds (% Sky Obscured)

74
76
80
89
94
100
100
99
98
97
96
98
99
99
99
90
79
64
64
60
64
76
88
100

Low Clouds (% Sky Obscured)

56
60
66
78
85
89
90
90
91
74
59
48
50
54
56
55
53
50
50
50
50
53
55
58

Medium Clouds (% Sky Obscured)

39
35
32
45
62
79
83
88
90
89
88
88
91
93
94
72
51
30
21
16
17
45
74
100

High Clouds (% Sky Obscured)

22
26
29
53
76
100
90
80
70
77
83
91
89
86
82
71
54
40
23
12
0
17
27
50

ISS Passover

Visibility (miles)

9
9
9
9
6
4
2
4
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8

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

Precipitation Probability (%)

67
58
37
79
95
95
95
95
95
95
95
36
51
54
65
79
79
72
73
67
65
68
73
71

Precipitation Amount (mm)

0.3
0
0
0.4
1
1.8
2
2.1
2
1.4
0.7
0
0
0
0.2
0.4
0.4
0.3
0.3
0.3
0.3
0.3
0.3
0.2

Wind Speed/Direction (mph)

10
11
12
14
13
13
13
14
17
21
18
16
14
14
14
14
14
13
14
11
10
9
11
13

Chance of Frost

Temperature (°C)

9
10
11
11
11
11
11
11
11
11
10
10
9
9
8
8
8
7
7
7
7
6
7
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
88
88
90
93
95
93
93
92
91
93
91
90
88
87
88
88
88
88
88
88
87
87

Pressure (mb)

1010
1009
1009
1008
1008
1007
1006
1005
1005
1005
1005
1006
1006
1006
1006
1006
1006
1005
1005
1005
1005
1005
1006
1006

Ozone (du)

299
297
295
293
292
291
290
288
287
286
286
287
287
287
288
288
292
296
300
305
310
315
316
317

Friday 23

Waxing Gibbous 94%

16:47

05:41

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: 07:56, Set: 18:02, Transit: 12:58. Moon - Rise: 16:47, Set: 05:41. Civil Dark: 18:37 - 07:21. Nautical Dark: 19:16 - 06:41. Astro Dark: 19:56 - 06:02

Total Clouds (% Sky Obscured)

91
81
72
79
86
94
78
63
48
53
59
64
76
88
100
99
96
93
93
94
95

Low Clouds (% Sky Obscured)

53
47
47
50
51
49
46
45
44
45
44
40
49
63
81
79
75
75
74
74
73

Medium Clouds (% Sky Obscured)

91
80
70
77
82
91
64
35
6
16
26
37
51
66
79
74
71
69
56
43
30

High Clouds (% Sky Obscured)

40
25
0
22
41
60
40
20
0
2
4
5
36
67
98
83
66
50
46
56
55

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

78
71
63
79
89
95
95
80
56
49
45
44
58
68
73
60
54
62
65
59
68

Precipitation Amount (mm)

0.4
0.3
0.3
0.4
0.5
0.5
0.6
0.5
0.2
0
0
0
0.2
0.4
0.4
0.2
0
0.2
0.3
0.2
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
85
87
88
88
91
95
88
84
79
81
82
83
85
86
88
86
87
85
85
84

Pressure (mb)

1007
1007
1007
1008
1008
1008
1008
1009
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

318
321
324
328
329
331
332
335
337
340
342
345
348
350
352
354
355
357
359
358
357

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

Generated: 17/10/26 09:51:22. Forecast: 17/10/26 to 24/10/26. Timezone: UTC+1.00