Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 15

Waning Crescent 24%

01:39

16:36

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:42, Set: 18:18, Transit: 12:59. Moon - Rise: 01:39, Set: 16:36. Civil Dark: 18:53 - 07:08. Nautical Dark: 19:32 - 06:28. Astro Dark: 20:11 - 05:49

Total Clouds (% Sky Obscured)

75
71
69
61
42
45
50
27
45
47
54
53
54
52
69
58
64
71
71
72
72
73
84
78

Low Clouds (% Sky Obscured)

63
71
68
61
42
45
50
27
45
47
54
53
54
52
69
58
64
71
71
72
72
73
84
78

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)

5
4
5
5
6
6
5
3
3
7
2
2
3
3
3
3
9
33
38
41
34
4
3
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
71
71
78
88
90
90
91
91
91
91
93
93
93
94
94
93
94
94
91
85
81
77
72

Pressure (mb)

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

Ozone (du)

266
266
267
266
265
265
265
265
265
265
265
264
263
263
263
263
263
264
265
266
267
267
268
268

Thursday 16

Waning Crescent 16%

02:58

16:50

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
10 OK
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:44, Set: 18:16, Transit: 12:59. Moon - Rise: 02:58, Set: 16:50. Civil Dark: 18:51 - 07:09. Nautical Dark: 19:30 - 06:30. Astro Dark: 20:09 - 05:51

Total Clouds (% Sky Obscured)

77
76
59
63
59
56
62
56
39
53
73
73
50
66
81
92
96
100
96
76
44
58
58
67

Low Clouds (% Sky Obscured)

77
76
59
63
58
55
58
56
39
53
73
68
49
66
69
87
87
77
65
45
41
55
55
67

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)

8
3
1
3
6
19
20
12
6
4
16
26
16
15
44
54
65
84
84
55
19
20
21
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
2
42
47
48
92
95
100
100
100
9
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
71
72
80
87
87
88
88
88
90
88
88
88
88
90
88
88
88
88
87
82
78
75
71

Pressure (mb)

1028
1027
1027
1027
1027
1027
1028
1028
1028
1027
1027
1027
1027
1027
1027
1027
1026
1026
1027
1027
1027
1027
1026
1026

Ozone (du)

269
270
270
270
269
268
268
269
270
271
272
273
272
271
271
271
271
271
272
272
273
274
274
274

Friday 17

Waning Crescent 9%

04:14

17:01

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
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:46, Set: 18:14, Transit: 12:59. Moon - Rise: 04:14, Set: 17:01. Civil Dark: 18:48 - 07:11. Nautical Dark: 19:28 - 06:32. Astro Dark: 20:07 - 05:52

Total Clouds (% Sky Obscured)

67
68
63
55
50
43
49
45
83
53
45
72
75
88
87
100
100
100
99
99
96
85
100
100

Low Clouds (% Sky Obscured)

67
68
63
55
50
43
49
45
53
10
12
34
44
68
66
64
57
60
64
68
68
66
65
65

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
50
68
58
31
38
87
43

High Clouds (% Sky Obscured)

4
6
3
3
5
3
12
11
49
45
33
50
49
36
49
100
100
96
92
89
87
76
97
98

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
1
1
0
3
2
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)

5
6
6
6
5
4
3
3
4
4
5
4
4
4
4
4
4
4
5
5
5
7
11
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
13
13
12
11
10
10
9
8
7
6
6
4
4
4
4
4
4
4
5
7
7
7
7

Dew Point (°C)

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

Relative Humidity (%)

69
70
71
80
87
88
88
90
91
91
91
93
94
94
94
94
94
94
96
96
91
85
81
76

Pressure (mb)

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

Ozone (du)

274
274
276
278
279
280
278
278
278
278
278
278
279
281
280
280
283
285
284
282
282
280
279
278

Saturday 18

Waning Crescent 4%

05:28

17:10

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
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:47, Set: 18:12, Transit: 12:59. Moon - Rise: 05:28, Set: 17:10. Civil Dark: 18:46 - 07:13. Nautical Dark: 19:26 - 06:33. Astro Dark: 20:05 - 05:54

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

64
62
57
57
53
56
56
56
59
62
65
68
72
75
70
66
62
64
66
68
74
80
86
85

Medium Clouds (% Sky Obscured)

34
30
41
57
48
62
69
97
94
99
99
99
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

99
100
100
100
100
91
81
74
86
93
100
100
100
100
95
90
83
88
94
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
8
7
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
4
4
1
10
20
25
29
30
33
61
82
95
92
80
68
85
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.3
0.6
0.8
0.7
0.5
0.2
0.5
0.9
1.1
1.1
1.1
1.1
1.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
8
8
7
7
7
7
7
7
7
7
8
7
7
7
7
7
7
7
7
8
8
9
9

Dew Point (°C)

7
8
8
8
8
8
8
8
9
8
8
8
8
8
9
8
8
8
9
9
9
9
9
10

Relative Humidity (%)

73
73
73
76
79
83
84
88
91
91
90
93
95
96
96
95
93
93
95
96
93
91
90
93

Pressure (mb)

1022
1021
1020
1020
1020
1019
1019
1019
1018
1018
1017
1016
1015
1014
1013
1012
1012
1011
1010
1009
1008
1007
1006
1005

Ozone (du)

277
277
276
275
274
273
273
273
273
273
272
272
272
272
273
273
275
276
277
278
277
274
273
273

Sunday 19

Waning Crescent 1%

06:40

17:19

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
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:49, Set: 18:10, Transit: 12:58. Moon - Rise: 06:40, Set: 17:19. Civil Dark: 18:44 - 07:15. Nautical Dark: 19:24 - 06:35. Astro Dark: 20:03 - 05:56

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
97
94
85
83
82
77
84
94
100
98
96
95
96

Low Clouds (% Sky Obscured)

84
84
88
92
96
90
84
78
73
69
65
61
58
54
53
52
51
64
77
91
87
84
81
86

Medium Clouds (% Sky Obscured)

100
100
100
100
100
85
70
50
23
29
89
74
58
38
41
39
31
34
29
27
43
59
78
60

High Clouds (% Sky Obscured)

100
100
92
100
100
100
100
100
85
85
80
77
52
52
51
50
55
54
67
80
66
40
13
12

ISS Passover

Visibility (miles)

9
6
8
6
3
2
0
0
0
1
1
0
3
6
9
9
9
9
9
9
9
8
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
0
0

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
95
95
95
95
68
39
26
43
47
54
54
45
26
33
32
27
33
40
47
50

Precipitation Amount (mm)

1.7
2
2.9
2.7
2.3
2.5
1.8
0.7
0.4
0
0
0
0
0.2
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
93
95
95
96
98
98
98
100
98
98
98
98
98
96
96
96
95
95
93
92
92
90
89

Pressure (mb)

1003
1002
1001
999
998
997
996
995
995
995
995
995
994
994
994
994
993
993
993
993
993
993
993
993

Ozone (du)

275
275
275
277
277
276
281
285
288
289
290
293
293
292
291
293
294
295
296
298
300
298
297
295

Monday 20

Waning Crescent 0%

07:53

17:29

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
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:51, Set: 18:08, Transit: 12:58. Moon - Rise: 07:53, Set: 17:29. Civil Dark: 18:42 - 07:16. Nautical Dark: 19:22 - 06:37. Astro Dark: 20:01 - 05:58

Total Clouds (% Sky Obscured)

97
98
93
87
82
88
92
94
94
96
99
99
99
99
97
95
93
90
88
86
81
76
72
68

Low Clouds (% Sky Obscured)

92
97
93
87
82
88
87
80
87
93
99
99
99
99
95
91
86
82
78
74
68
62
55
58

Medium Clouds (% Sky Obscured)

48
36
32
24
21
42
55
67
64
68
73
51
27
1
11
22
25
24
19
25
15
9
3
4

High Clouds (% Sky Obscured)

11
10
9
8
7
8
18
20
19
19
18
11
8
5
4
3
1
1
0
0
0
0
0
0

ISS Passover

Visibility (miles)

5
6
7
8
8
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 (%)

52
52
49
43
28
37
41
33
41
40
32
34
31
20
26
25
16
20
18
14
19
21
15
21

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

Chance of Frost

Temperature (°C)

12
12
12
12
11
10
10
10
10
10
10
10
10
10
11
10
10
10
10
10
10
11
11
12

Feels Like (°C)

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

Dew Point (°C)

10
10
10
10
10
10
10
10
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Relative Humidity (%)

89
89
89
90
93
95
95
95
93
93
95
95
93
91
90
91
91
93
91
91
90
88
87
86

Pressure (mb)

992
992
992
993
993
994
994
994
994
995
995
995
995
995
995
995
995
996
996
996
997
997
997
997

Ozone (du)

295
294
294
292
290
288
287
287
286
284
282
280
279
277
275
278
280
283
284
285
286
287
288
289

Tuesday 21

New Moon 1%

09:07

17:40

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: 07:53, Set: 18:06, Transit: 12:58. Moon - Rise: 09:07, Set: 17:40. Civil Dark: 18:40 - 07:18. Nautical Dark: 19:20 - 06:38. Astro Dark: 19:59 - 05:59

Total Clouds (% Sky Obscured)

65
66
67
69
69
79
90
99
99
99
99
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

60
57
54
48
46
50
60
64
60
53
42
43
45
47
45
44
43

Medium Clouds (% Sky Obscured)

5
6
3
2
0
0
0
0
16
33
50
49
50
48
51
55
59

High Clouds (% Sky Obscured)

0
0
1
3
4
33
59
87
89
87
81
87
84
80
80
75
65

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

19
9
14
12
11
10
10
3
9
13
15
24
24
10
17
18
14

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
9
8
9
9
9
6
6
6
6
5
5
4
4
3
4
5

Dew Point (°C)

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

Relative Humidity (%)

83
80
79
83
88
93
93
91
90
91
93
93
90
85
81
85
88

Pressure (mb)

997
998
998
998
999
999
999
1000
1000
1000
1000
1000
1000
1001
1001
1001
1001

Ozone (du)

289
290
290
290
289
288
286
285
283
285
287
289
291
293
295
296
297

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

Generated: 15/10/25 14:17:55. Forecast: 15/10/25 to 21/10/25. Timezone: UTC+1.00