Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 17

Waxing Crescent 14%

09:12

22:56

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

Sun - Rise: 05:15, Set: 21:29, Transit: 13:22. Moon - Rise: 09:12, Set: 22:56. Civil Dark: 22:15 - 04:29. Nautical Dark: 23:22 - 03:25. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

5
45
62
92
61
15
42
51
84
83
43
75
71
36
46
45
8
4
1
0
14
18
21
18

Low Clouds (% Sky Obscured)

0
0
0
0
12
0
0
1
6
1
1
1
1
1
1
0
0
0
0
0
14
18
21
18

Medium Clouds (% Sky Obscured)

0
19
62
57
43
10
38
45
78
82
35
15
39
4
2
2
1
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

5
45
62
55
11
4
4
5
12
7
7
37
37
36
46
45
8
4
1
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
2
1
1
1
1
1
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
3
1
1
1
1
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)

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

Chance of Frost

Temperature (°C)

14
15
16
18
20
20
21
21
21
21
21
22
22
23
22
22
21
19
18
17
16
16
16
15

Feels Like (°C)

15
14
15
18
19
20
22
21
21
20
21
21
23
23
21
21
21
21
20
19
18
17
17
16

Dew Point (°C)

9
9
11
13
13
13
13
14
14
15
16
17
17
15
15
15
17
16
16
15
14
13
13
12

Relative Humidity (%)

69
70
70
71
65
63
61
63
65
68
70
73
69
63
62
67
76
81
85
86
86
86
83
83

Pressure (mb)

1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1020
1020
1020
1020

Ozone (du)

341
338
337
335
332
333
331
330
330
329
327
327
328
327
326
326
328
331
332
334
333
331
330
329

Saturday 18

Waxing Crescent 23%

10:36

23:07

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

Sun - Rise: 05:16, Set: 21:28, Transit: 13:22. Moon - Rise: 10:36, Set: 23:07. Civil Dark: 22:13 - 04:31. Nautical Dark: 23:20 - 03:27. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

19
11
15
23
30
37
56
62
61
19
0
0
0
0
0
0
33
51
27
8
43
50
42
39

Low Clouds (% Sky Obscured)

17
11
15
22
30
37
56
28
20
10
0
0
0
0
0
0
32
30
27
3
3
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
24
8
0
0
0
0
0
0
0
0
0
0
0
0
8
9

High Clouds (% Sky Obscured)

4
0
0
2
1
2
1
30
43
9
0
0
0
0
0
0
3
35
3
4
42
50
42
31

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
7
20
31
4
1
1
2
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
1
1
0
1
3
2
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
3
3
2
4
6
7
9
11
13
14
16
17
14
13
11
10
9
7
6
7
6
7
7

Chance of Frost

Temperature (°C)

15
14
14
16
17
18
18
19
19
19
20
20
20
20
20
20
20
19
18
17
16
15
14
14

Feels Like (°C)

16
16
16
18
18
19
19
19
17
17
18
18
18
20
20
21
19
18
16
17
15
13
12
12

Dew Point (°C)

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

Relative Humidity (%)

83
83
82
79
78
76
74
75
73
73
70
69
68
67
68
67
67
72
77
79
79
71
74
76

Pressure (mb)

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

Ozone (du)

331
336
335
334
332
332
331
333
334
336
341
353
361
359
354
348
346
343
340
338
336
335
336
337

Sunday 19

Waxing Crescent 33%

11:55

23:18

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

Sun - Rise: 05:18, Set: 21:27, Transit: 13:22. Moon - Rise: 11:55, Set: 23:18. Civil Dark: 22:12 - 04:33. Nautical Dark: 23:17 - 03:29. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

39
54
79
55
42
79
73
37
38
45
44
24
50
68
75
8
15
49
12
13
52
28
57
47

Low Clouds (% Sky Obscured)

0
0
0
7
26
43
44
26
34
20
20
0
12
0
0
0
0
0
0
0
1
2
2
2

Medium Clouds (% Sky Obscured)

5
8
8
11
13
56
50
12
16
29
27
3
3
3
3
3
4
0
2
3
7
16
27
34

High Clouds (% Sky Obscured)

37
43
74
38
4
44
32
3
0
0
0
23
42
68
75
6
11
45
7
8
45
14
39
22

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
2
7
5
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
79
77
73
64
60
59
61
62
64
67
69
69
68
69
70
77
81
73
70
70
72
75
73

Pressure (mb)

1024
1024
1025
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1027
1027
1027
1028
1028
1028

Ozone (du)

337
336
335
338
340
341
343
347
349
344
342
340
339
340
340
339
337
336
335
332
329
326
324
323

Monday 20

Waxing Crescent 43%

13:13

23:29

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

Sun - Rise: 05:19, Set: 21:25, Transit: 13:22. Moon - Rise: 13:13, Set: 23:29. Civil Dark: 22:10 - 04:34. Nautical Dark: 23:15 - 03:32. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

52
47
43
41
37
29
26
21
20
19
16
8
6
6
7
4
4
3
2
1
2
5
2
1

Low Clouds (% Sky Obscured)

2
2
1
1
0
0
0
0
1
1
2
1
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

34
32
34
29
23
19
14
11
8
6
5
2
3
4
4
3
1
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

21
11
2
1
0
0
0
0
0
0
0
0
0
0
0
0
2
3
2
1
2
5
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
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
4
4
3
1
3
5
7
9
10
12
11
12
10
9
7
6
4
3
3
4
5
5
5

Chance of Frost

Temperature (°C)

12
12
12
14
16
17
18
18
19
19
19
19
19
19
19
19
18
17
16
15
15
14
14
14

Feels Like (°C)

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

Dew Point (°C)

7
7
7
8
8
9
11
12
14
14
14
14
14
14
15
15
15
15
14
14
13
12
12
11

Relative Humidity (%)

73
72
71
67
60
60
64
69
72
70
71
72
72
72
73
76
80
87
89
89
86
84
84
84

Pressure (mb)

1028
1028
1028
1028
1028
1029
1029
1029
1029
1029
1029
1029
1029
1028
1028
1028
1028
1029
1029
1029
1029
1029
1029
1029

Ozone (du)

324
323
322
321
321
320
322
323
323
323
323
323
322
322
321
321
320
320
319
318
318
317
318
318

Tuesday 21

First Quarter 53%

14:30

23:42

04 Good
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 Good
13 Good
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

Sun - Rise: 05:20, Set: 21:24, Transit: 13:22. Moon - Rise: 14:30, Set: 23:42. Civil Dark: 22:09 - 04:36. Nautical Dark: 23:13 - 03:34. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

1
1
1
4
4
2
2
1
3
4
5
39
44
22
51
98
97
97
95
94
92
84
80
75

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
1
1
3
3
4
4
3
1
0
0
0
0
5
11
16
26
33
39

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
21
42
63
69
75
81
66
50
34

High Clouds (% Sky Obscured)

1
1
1
2
1
1
0
0
0
1
2
35
44
20
51
98
95
92
84
81
78
67
56
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
87
87
80
73
67
67
67
69
70
71
70
72
74
72
75
77
79
82
83
85
86
87
90

Pressure (mb)

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

Ozone (du)

318
318
317
318
320
322
324
327
327
327
326
327
327
326
325
326
328
331
334
338
342
346
349
352

Wednesday 22

Waxing Gibbous 63%

15:46

23:59

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

Sun - Rise: 05:22, Set: 21:23, Transit: 13:22. Moon - Rise: 15:46, Set: 23:59. Civil Dark: 22:07 - 04:38. Nautical Dark: 23:10 - 03:37. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

78
82
86
84
82
80
81
82
83
68
53
37
28
23
15
19
21
17
24
24
30
48
62
73

Low Clouds (% Sky Obscured)

52
64
76
75
75
73
69
66
66
52
38
23
15
7
0
0
0
0
0
0
0
11
21
32

Medium Clouds (% Sky Obscured)

30
24
21
13
7
0
0
0
0
0
0
0
0
0
0
1
1
2
3
3
4
11
21
33

High Clouds (% Sky Obscured)

30
10
0
2
5
7
11
19
32
39
40
37
28
23
15
19
21
17
24
24
30
48
42
27

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
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)

7
7
8
8
8
9
9
11
12
14
15
16
17
16
14
13
11
9
6
6
5
4
4
4

Chance of Frost

Temperature (°C)

14
14
15
15
16
17
17
18
19
19
19
19
19
19
19
19
18
17
16
16
15
15
15
15

Feels Like (°C)

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

Dew Point (°C)

12
12
13
13
13
13
12
13
13
13
13
13
13
13
13
12
13
13
14
13
13
13
13
13

Relative Humidity (%)

90
89
87
86
82
78
73
71
69
67
68
68
68
68
67
65
73
79
86
86
87
87
89
89

Pressure (mb)

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

Ozone (du)

355
355
355
355
353
350
348
344
341
338
336
334
332
329
327
325
323
321
319
318
316
314
313
313

Thursday 23

Waxing Gibbous 72%

17:01

00:21

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 OK
17 OK
18 Good
19 Good
20 Good
21 OK
22 OK
23 Bad
00 Bad

Sun - Rise: 05:23, Set: 21:21, Transit: 13:22. Moon - Rise: 17:01, Set: 00:21. Civil Dark: 22:05 - 04:39. Nautical Dark: 23:08 - 03:39. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

66
59
55
56
57
58
65
75
87
79
70
58
46
27
10
5
10
25
30
54
74

Low Clouds (% Sky Obscured)

33
31
32
38
46
58
65
75
85
76
66
56
46
27
10
5
10
25
30
54
67

Medium Clouds (% Sky Obscured)

35
34
32
27
21
15
17
21
22
17
17
16
14
15
10
5
10
24
22
24
22

High Clouds (% Sky Obscured)

22
20
20
15
8
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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
15
15
16
16
17
17
18
18
18
18
19
19
19
18
18
17
16
15
15
15

Feels Like (°C)

15
14
14
14
16
16
16
16
16
16
17
17
16
17
17
17
19
19
19
18
18

Dew Point (°C)

13
13
13
14
14
14
14
14
14
14
14
14
13
13
13
13
13
13
13
13
13

Relative Humidity (%)

87
89
87
87
85
82
79
78
76
76
73
72
70
70
70
70
77
83
90
90
89

Pressure (mb)

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

Ozone (du)

312
312
312
313
315
317
319
320
320
320
321
321
322
323
325
326
328
329
331
331
331

Forecast for Aberystwyth, Ceredigion, United Kingdom (52.42,-4.08)

Generated: 17/07/26 04:10:38. Forecast: 17/07/26 to 23/07/26. Timezone: UTC+1.00