Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 19

Waxing Gibbous 59%

16:34

23:09

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
01 Bad
02 Bad
03 Bad

Sun - Rise: 06:56, Set: 19:19, Transit: 13:07. Moon - Rise: 16:34, Set: 23:09. Civil Dark: 19:53 - 06:22. Nautical Dark: 20:33 - 05:41. Astro Dark: 21:16 - 04:59

Total Clouds (% Sky Obscured)

100
100
100
100
92
97
89
78
70
70
63
65
96
99
100
100
100
63
54
73
79
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
90
80
89
77
64
50
44
35
31
42
44
52
40
37
39
63
79
75
57
73

Medium Clouds (% Sky Obscured)

37
18
18
20
5
2
4
3
3
3
3
22
20
15
10
90
82
18
14
7
0
0
0
0

High Clouds (% Sky Obscured)

18
26
88
63
6
60
24
16
11
19
47
46
79
99
100
100
100
9
0
2
43
100
100
100

ISS Passover

Visibility (miles)

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

Fog (%)

39
27
38
12
9
35
2
0
0
0
0
0
0
0
0
0
0
0
0
0
14
0
2
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 (%)

7
13
21
25
21
35
39
34
30
21
4
4
5
1
0
3
2
3
5
16
16
13
6
13

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
12
12
13
13
13
13
13
13
12
13
13
11
11
11
10
11
11
11
10
10
9
9

Dew Point (°C)

14
14
15
15
15
16
16
15
16
15
11
11
10
11
11
11
11
11
12
12
12
11
11
11

Relative Humidity (%)

96
95
98
96
98
96
96
92
89
82
65
64
66
73
79
84
84
86
93
95
93
90
89
92

Pressure (mb)

1011
1011
1011
1011
1011
1012
1013
1013
1013
1014
1014
1015
1015
1016
1016
1017
1018
1018
1019
1019
1020
1020
1021
1021

Ozone (du)

291
291
290
290
292
292
293
293
292
291
291
291
293
293
292
293
294
294
296
294
289
288
289
291

Sunday 20

Waxing Gibbous 68%

17:09

00:18

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 OK
20 OK
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 06:57, Set: 19:17, Transit: 13:07. Moon - Rise: 17:09, Set: 00:18. Civil Dark: 19:51 - 06:24. Nautical Dark: 20:31 - 05:43. Astro Dark: 21:13 - 05:01

Total Clouds (% Sky Obscured)

74
85
77
87
93
97
100
89
100
90
100
100
80
76
55
35
48
63
60
53
56
82
74
61

Low Clouds (% Sky Obscured)

33
27
26
28
24
33
38
33
30
35
28
27
30
25
22
0
0
4
0
12
18
15
15
16

Medium Clouds (% Sky Obscured)

0
0
7
7
86
89
84
61
4
2
11
24
19
51
13
16
18
13
14
9
8
18
13
12

High Clouds (% Sky Obscured)

41
67
69
56
76
79
100
56
100
86
100
100
63
29
30
8
16
22
17
10
11
55
26
5

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
3
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)

10
9
9
8
7
9
12
12
11
11
10
10
9
7
6
3
2
2
1
2
2
2
2
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
91
91
93
90
83
72
67
62
60
58
58
59
61
70
83
87
88
88
88
87
87
85
84

Pressure (mb)

1022
1022
1023
1024
1025
1026
1027
1027
1028
1029
1029
1029
1029
1029
1030
1031
1032
1032
1033
1033
1033
1033
1033
1033

Ozone (du)

290
289
290
286
285
285
287
288
288
286
285
284
283
283
282
280
278
277
276
274
273
273
273
273

Monday 21

Waxing Gibbous 77%

17:33

01:33

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

Sun - Rise: 06:59, Set: 19:14, Transit: 13:07. Moon - Rise: 17:33, Set: 01:33. Civil Dark: 19:48 - 06:25. Nautical Dark: 20:28 - 05:45. Astro Dark: 21:10 - 05:03

Total Clouds (% Sky Obscured)

58
84
56
60
59
60
78
77
77
70
62
55
49
37
49
50
43
29
40
42
49
52
56
52

Low Clouds (% Sky Obscured)

36
28
20
22
43
49
52
60
69
60
56
55
49
37
49
50
43
29
40
42
49
52
56
52

Medium Clouds (% Sky Obscured)

9
84
11
36
38
44
5
8
8
9
5
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

3
3
4
3
2
2
1
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
1
16
16
16
16
16
16
16
16
16

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

Chance of Frost

Temperature (°C)

8
9
10
9
10
13
15
16
18
19
20
20
20
19
19
17
15
15
14
13
13
12
12
12

Feels Like (°C)

8
8
7
9
9
11
14
16
18
19
20
21
20
21
21
19
17
16
15
15
15
14
14
14

Dew Point (°C)

6
6
5
6
7
8
11
12
13
14
14
15
15
15
16
15
14
14
13
12
12
11
11
11

Relative Humidity (%)

84
82
73
78
78
75
75
75
74
72
71
71
72
75
84
90
93
95
93
93
93
92
92
92

Pressure (mb)

1032
1032
1032
1032
1033
1033
1033
1032
1032
1032
1032
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1030

Ozone (du)

272
271
272
271
271
271
271
270
270
270
270
270
270
271
272
273
275
276
277
277
276
275
275
274

Tuesday 22

Waxing Gibbous 85%

17:52

02:50

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

Sun - Rise: 07:01, Set: 19:12, Transit: 13:06. Moon - Rise: 17:52, Set: 02:50. Civil Dark: 19:46 - 06:27. Nautical Dark: 20:26 - 05:47. Astro Dark: 21:08 - 05:05

Total Clouds (% Sky Obscured)

57
56
50
57
57
91
44
38
35
61
84
57
86
66
39
59
61
67
77
85
94
97
98
100

Low Clouds (% Sky Obscured)

57
56
50
57
57
68
44
38
35
40
39
38
36
34
30
31
31
30
39
47
42
41
40
40

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
4
92
95

High Clouds (% Sky Obscured)

0
0
0
0
1
30
4
6
7
41
73
46
82
62
15
45
39
46
55
66
83
90
95
100

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 (%)

16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
93
92
93
89
83
74
68
62
63
62
64
66
77
89
90
90
92
90
89
88
90
88

Pressure (mb)

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

Ozone (du)

275
275
276
277
279
281
281
280
280
281
281
281
281
284
286
285
284
284
283
283
282
282
282
282

Wednesday 23

Waxing Gibbous 92%

18:06

No Set

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
01 Bad
02 Bad
03 Bad

Sun - Rise: 07:02, Set: 19:10, Transit: 13:06. Moon - Rise: 18:06, Set: No Set. Civil Dark: 19:43 - 06:29. Nautical Dark: 20:23 - 05:49. Astro Dark: 21:05 - 05:07

Total Clouds (% Sky Obscured)

100
100
100
68
65
74
70
64
60
58
56
55
68
81
95
62
67
70
78
82
87
92
97
100

Low Clouds (% Sky Obscured)

33
27
19
21
26
33
42
49
60
58
56
55
48
40
28
54
59
60
57
46
34
31
31
38

Medium Clouds (% Sky Obscured)

13
5
5
5
5
5
3
3
0
0
0
0
0
0
0
1
1
2
2
2
1
2
3
4

High Clouds (% Sky Obscured)

100
100
100
54
55
60
57
30
5
0
0
0
32
63
95
62
67
70
77
74
80
87
93
100

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 (%)

16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16

Precipitation Type

None
None
None
None
Very 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

Precipitation Probability (%)

4
5
7
42
61
87
68
54
17
15
4
0
0
1
0
1
1
0
0
1
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0.3
0.7
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
11
11
11
11
13
14
15
16
16
16
16
16
16
15
14
12
11
10
9
9
8
8
8

Feels Like (°C)

10
10
10
9
13
14
15
16
16
16
15
15
15
15
14
12
11
11
11
10
11
10
6
6

Dew Point (°C)

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

Relative Humidity (%)

90
90
90
90
90
84
83
75
71
72
77
75
73
70
75
78
75
72
69
73
77
82
81
81

Pressure (mb)

1025
1025
1025
1025
1025
1025
1025
1025
1026
1026
1026
1026
1025
1025
1026
1026
1025
1025
1026
1026
1026
1026
1025
1025

Ozone (du)

283
285
285
287
290
294
297
298
298
298
299
298
298
298
297
298
297
296
295
293
292
291
290
288

Thursday 24

Waxing Gibbous 97%

18:18

04:08

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
01 Bad
02 Bad
03 Bad

Sun - Rise: 07:04, Set: 19:07, Transit: 13:06. Moon - Rise: 18:18, Set: 04:08. Civil Dark: 19:41 - 06:30. Nautical Dark: 20:21 - 05:50. Astro Dark: 21:02 - 05:09

Total Clouds (% Sky Obscured)

94
88
83
89
94
98
98
97
97
97
97
96
98
97
98
93
85
80
70
55
46
41
35
35

Low Clouds (% Sky Obscured)

39
39
40
34
25
17
10
9
14
27
48
70
80
80
80
79
73
63
48
31
23
19
25
25

Medium Clouds (% Sky Obscured)

8
11
14
11
8
6
1
6
6
5
5
5
5
5
5
9
9
9
14
19
25
30
35
35

High Clouds (% Sky Obscured)

92
85
78
84
86
83
85
91
97
93
83
74
81
87
93
84
77
71
70
55
46
41
35
35

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 (%)

16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16

Precipitation Type

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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
3
6
12
24
29
48
60
60
70
72
64
66
66
59
56

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
7
7
6
9
11
13
14
16
17
18
18
19
18
16
14
15
14
14
14
13
13
12
12

Feels Like (°C)

6
6
5
6
6
7
8
8
8
8
18
17
17
18
18
18
14
14
15
15
15
14
14
14

Dew Point (°C)

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

Relative Humidity (%)

79
82
85
88
85
80
77
70
64
58
57
54
54
61
69
79
82
84
84
86
89
90
90
90

Pressure (mb)

1025
1025
1025
1024
1024
1024
1023
1023
1022
1022
1021
1021
1020
1020
1020
1019
1019
1019
1019
1020
1020
1020
1019
1019

Ozone (du)

287
286
284
283
282
281
280
279
277
276
275
275
274
275
275
275
274
274
274
274
274
274
275
275

Friday 25

Waxing Gibbous 99%

18:29

05:26

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

Sun - Rise: 07:06, Set: 19:05, Transit: 13:05. Moon - Rise: 18:29, Set: 05:26. Civil Dark: 19:39 - 06:32. Nautical Dark: 20:18 - 05:52. Astro Dark: 21:00 - 05:11

Total Clouds (% Sky Obscured)

35
35
45
42
37
31
41
43
42
40
37
35
37
35
36
40
47
55
58
59
61

Low Clouds (% Sky Obscured)

24
26
25
27
27
21
20
18
15
14
15
14
16
17
19
16
13
12
12
10
10

Medium Clouds (% Sky Obscured)

30
25
15
7
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

35
35
45
42
33
0
0
0
0
0
0
0
0
1
2
7
13
28
31
38
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

Fog (%)

16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16

Precipitation Type

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

Precipitation Probability (%)

45
28
6
6
3
4
11
12
13
28
20
4
11
6
0
1
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

Wind Speed/Direction (mph)

4
3
3
3
5
6
7
8
8
9
9
10
10
9
8
7
5
4
4
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
14
14
13
12
13
13
13
13
14
21
21
21
20
21
21
15
15
15
14
14

Dew Point (°C)

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

Relative Humidity (%)

90
92
92
91
86
82
78
70
64
60
59
58
57
66
74
86
86
86
86
87
87

Pressure (mb)

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

Ozone (du)

276
276
277
277
278
278
279
279
279
278
279
279
279
280
281
281
282
283
283
282
281

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

Generated: 19/09/26 04:15:43. Forecast: 19/09/26 to 25/09/26. Timezone: UTC+1.00