Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 2

Waning Crescent 34%

00:10

14:19

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

Sun - Rise: 07:15, Set: 16:47, Transit: 12:00. Moon - Rise: 00:10, Set: 14:19. Civil Dark: 17:22 - 06:39. Nautical Dark: 18:02 - 05:59. Astro Dark: 18:41 - 05:20

Total Clouds (% Sky Obscured)

11
22
24
25
39
51
47
26
20
9
4
1
1
1
0
0
19
33
35
39
36
25
10
18

Low Clouds (% Sky Obscured)

11
22
24
25
34
43
36
12
5
8
3
0
0
0
0
0
19
33
35
39
34
25
9
18

Medium Clouds (% Sky Obscured)

0
0
0
0
0
3
0
3
3
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
4
15
44
47
26
20
2
2
1
1
0
0
0
0
0
0
0
0
0
2
1

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
3

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
11
12
13
13
12
13
12
11
8
7
7
7
8
8
11
11
12
13
13
11
9
11
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
71
64
62
65
68
73
74
76
81
85
86
88
90
88
78
74
69
64
64
63
76
85
78

Pressure (mb)

1039
1039
1039
1039
1038
1038
1038
1038
1039
1039
1039
1039
1038
1038
1038
1037
1037
1037
1036
1036
1036
1036
1036
1036

Ozone (du)

292
292
291
291
291
292
291
290
291
292
294
295
296
296
295
294
293
293
293
293
293
292
291
289

Tuesday 3

Waning Crescent 24%

01:31

14:34

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

Sun - Rise: 07:16, Set: 16:45, Transit: 12:00. Moon - Rise: 01:31, Set: 14:34. Civil Dark: 17:20 - 06:41. Nautical Dark: 18:00 - 06:01. Astro Dark: 18:39 - 05:22

Total Clouds (% Sky Obscured)

52
48
47
54
43
82
33
41
37
18
28
42
46
57
55
46
27
28
19
38
49
14
35
43

Low Clouds (% Sky Obscured)

52
48
46
54
43
82
33
35
24
14
21
7
37
38
37
45
26
28
19
38
49
14
34
36

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
9
11
5
4
15
9
12
11
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
2
2
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
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
1
1
2
1
0
0
0
0
0
0
0
0
0
0
3
1
1
0
1
3
17

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
4
4
4
5
5
4
4
4
5
5
4
5
5
5
5
5
4
4
5
6
4
4
5

Relative Humidity (%)

73
68
65
63
63
65
67
73
78
82
82
81
84
85
88
90
88
81
81
87
90
82
81
78

Pressure (mb)

1035
1035
1034
1033
1033
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1031
1031
1031
1031
1031
1031
1032

Ozone (du)

289
288
288
288
290
293
296
301
303
303
304
305
305
306
305
305
308
309
306
305
304
303
302
301

Wednesday 4

Waning Crescent 15%

02:50

14:47

10 Bad
11 Bad
12 OK
13 Bad
14 Bad
15 Bad
16 Bad
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 OK
06 OK
07 OK
08 Bad
09 Bad

Sun - Rise: 07:18, Set: 16:43, Transit: 12:00. Moon - Rise: 02:50, Set: 14:47. Civil Dark: 17:19 - 06:42. Nautical Dark: 17:59 - 06:02. Astro Dark: 18:37 - 05:24

Total Clouds (% Sky Obscured)

53
52
37
66
60
64
47
24
20
38
37
61
69
75
91
94
86
66
58
15
23
27
40
44

Low Clouds (% Sky Obscured)

47
45
37
64
57
51
34
8
1
27
37
55
66
72
91
94
84
63
56
10
14
23
29
38

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)

0
2
15
25
15
42
45
24
20
30
3
4
1
0
0
0
0
1
2
2
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
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 (%)

9
3
0
1
3
18
22
19
5
3
2
3
1
3
0
1
4
4
2
4
5
8
16
8

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
70
67
67
67
72
73
73
74
74
73
75
76
76
78
81
83
72
72
72
72
70
70
71

Pressure (mb)

1031
1031
1031
1030
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1028
1028
1028
1028
1027
1027
1027
1028
1028

Ozone (du)

302
302
302
302
302
302
302
303
303
303
303
302
303
304
306
304
300
296
293
291
292
294
296
299

Thursday 5

Waning Crescent 9%

04:07

14:59

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: 07:20, Set: 16:41, Transit: 12:00. Moon - Rise: 04:07, Set: 14:59. Civil Dark: 17:17 - 06:44. Nautical Dark: 17:57 - 06:04. Astro Dark: 18:36 - 05:25

Total Clouds (% Sky Obscured)

55
56
60
57
54
62
70
78
85
92
100
99
98
97
97
97
98
97
97
92
93
92
91
80

Low Clouds (% Sky Obscured)

47
56
53
52
49
58
67
77
84
90
97
96
95
94
91
88
84
84
84
84
82
80
79
65

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
13
30
48
44
82
70
78
86
95
88
29
26
23
21
18
17

High Clouds (% Sky Obscured)

0
2
2
0
0
0
0
0
2
2
2
3
20
20
15
15
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
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 (%)

19
6
6
5
16
6
9
5
8
8
7
8
7
3
7
23
24
5
3
1
2
2
1
5

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
4
5
5
5
5
4
5
4
4
4
4
4
3
4
4
4
4
4
4
5
5
5
5

Dew Point (°C)

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

Relative Humidity (%)

71
70
68
68
66
66
69
68
66
65
64
65
68
73
77
77
78
79
82
84
82
82
84
79

Pressure (mb)

1028
1028
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1025
1025
1025
1025
1025

Ozone (du)

301
303
306
308
308
305
305
304
303
303
305
302
302
302
301
300
302
305
306
307
308
307
307
310

Friday 6

Waning Crescent 8%

05:24

15:11

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: 07:22, Set: 16:40, Transit: 12:00. Moon - Rise: 05:24, Set: 15:11. Civil Dark: 17:16 - 06:46. Nautical Dark: 17:56 - 06:06. Astro Dark: 18:35 - 05:27

Total Clouds (% Sky Obscured)

69
58
58
54
52
56
58
61
55
47
39
39
40
40
42
45
49
52
57
61
59
58
56
47

Low Clouds (% Sky Obscured)

50
42
48
52
50
56
58
61
55
45
39
37
36
35
30
25
21
23
25
25
21
12
5
0

Medium Clouds (% Sky Obscured)

14
16
41
15
11
54
58
41
8
17
2
2
12
16
22
28
35
36
34
25
17
11
8
6

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
7
10
5
3
0
3
4
6
6

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
6
7
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 (%)

7
6
6
7
7
13
5
5
23
33
28
25
27
22
25
26
25
27
24
15
24
22
4
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
4
4
4
5
5
5
4
3
3
2
1
1
1
1
0
-1
-2
-2
-2
-2
-1
-1
0

Relative Humidity (%)

75
72
68
67
67
69
74
75
77
76
76
76
78
76
76
76
77
76
77
78
78
80
80
80

Pressure (mb)

1025
1025
1025
1025
1025
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1024
1024
1024
1024
1024

Ozone (du)

308
306
307
306
306
305
306
306
306
306
306
303
302
301
300
299
298
298
298
298
299
299
298
298

Saturday 7

Waning Crescent 4%

06:41

15:25

10 OK
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 OK
04 OK
05 OK
06 Good
07 Good
08 Good
09 OK

Sun - Rise: 07:23, Set: 16:38, Transit: 12:00. Moon - Rise: 06:41, Set: 15:25. Civil Dark: 17:14 - 06:47. Nautical Dark: 17:54 - 06:07. Astro Dark: 18:33 - 05:28

Total Clouds (% Sky Obscured)

39
30
51
71
92
88
85
81
84
87
91
76
64
52
43
35
26
18
8
0
0
3
6
15

Low Clouds (% Sky Obscured)

0
0
29
57
86
77
69
58
60
62
62
55
50
47
38
34
25
18
8
0
0
3
6
15

Medium Clouds (% Sky Obscured)

3
6
5
4
4
8
10
15
19
21
23
19
13
9
8
5
4
3
1
0
0
0
0
0

High Clouds (% Sky Obscured)

7
3
1
1
0
2
4
5
3
1
0
0
0
0
0
0
0
0
0
0
0
3
6
15

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
7
7
7
8
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 (%)

12
4
12
13
7
15
14
5
14
12
14
20
21
22
20
17
14
10
8
9
8
5
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)

3
3
3
3
3
3
3
3
3
3
4
4
4
4
5
5
5
5
5
5
5
5
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
5
6
9
9
10
9
10
9
6
5
5
5
4
5
3
2
2
1
1
1
1
0
1

Dew Point (°C)

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

Relative Humidity (%)

79
75
74
74
74
75
77
81
85
87
86
90
88
88
89
89
91
91
91
93
93
91
89
89

Pressure (mb)

1024
1024
1023
1023
1023
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1020
1020
1019
1019
1019
1018
1018
1018
1018

Ozone (du)

296
293
291
290
289
287
287
287
287
287
288
288
287
287
286
284
282
280
279
278
277
276
276
276

Sunday 8

Waning Crescent 1%

07:58

15:41

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

Sun - Rise: 07:25, Set: 16:37, Transit: 12:00. Moon - Rise: 07:58, Set: 15:41. Civil Dark: 17:13 - 06:49. Nautical Dark: 17:53 - 06:09. Astro Dark: 18:32 - 05:30

Total Clouds (% Sky Obscured)

28
37
38
39
40
41
42
43
40
39
40
41
47
59
51
41
30
37
44
44

Low Clouds (% Sky Obscured)

25
37
38
39
40
41
38
33
30
26
23
26
29
34
29
16
0
0
4
20

Medium Clouds (% Sky Obscured)

0
0
0
0
1
1
3
4
2
1
0
6
15
25
45
41
30
37
44
44

High Clouds (% Sky Obscured)

28
37
38
39
40
41
42
43
40
39
40
39
40
40
45
41
30
37
44
44

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

2
0
0
0
0
0
0
0
0
0
0
0
0
0
6
9
10
27
34
37

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

4
7
9
9
10
10
9
7
6
5
4
4
3
2
1
1
0
0
-0
-0

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
78
74
74
77
77
81
82
86
86
85
86
85
83
81
78
78
77
77
78

Pressure (mb)

1018
1018
1017
1017
1016
1016
1016
1015
1015
1015
1015
1015
1014
1014
1013
1013
1013
1012
1012
1011

Ozone (du)

275
275
274
273
273
273
272
270
269
268
267
266
266
267
267
268
268
269
264
259

Forecast for Llanrhidian, City and County of Swansea, United Kingdom (51.61,-4.17)

Generated: 02/11/26 10:48:38. Forecast: 02/11/26 to 08/11/26. Timezone: UTC+0.00