Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 14

Waning Gibbous 80%

23:19

10:37

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

Sun - Rise: 05:12, Set: 21:30, Transit: 13:20. Moon - Rise: 23:19, Set: 10:37. Civil Dark: 22:16 - 04:26. Nautical Dark: 23:24 - 03:18. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

73
68
73
78
80
79
87
93
100
94
99
100
100
100
100
96
99
92
93
87
80
79
84
80

Low Clouds (% Sky Obscured)

73
68
73
75
80
79
85
84
82
77
88
85
79
85
89
85
97
92
93
84
74
69
74
68

Medium Clouds (% Sky Obscured)

22
31
27
15
0
6
8
8
79
39
98
100
100
100
100
93
43
26
24
26
23
22
23
20

High Clouds (% Sky Obscured)

8
48
52
15
18
3
25
44
99
30
2
0
20
1
27
0
0
0
0
0
0
2
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
9
9
3
1
1
0
0
5
5
6
6
8
7
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
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

24
49
49
18
28
29
28
32
45
48
84
95
95
95
95
95
95
95
93
95
80
81
69
54

Precipitation Amount (mm)

0
0.3
0.3
0
0
0
0
0
0
0
0.4
0.7
1.7
3.5
4.2
3.3
1
0.7
0.6
0.9
0.3
0.5
0.5
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
89
91
93
93
95
95
93
96
95
96
95
96
96
98
98
98
96
89
84
83
86
83
80

Pressure (mb)

1013
1013
1014
1014
1014
1014
1013
1013
1012
1012
1012
1011
1010
1010
1010
1010
1010
1010
1010
1009
1010
1010
1010
1010

Ozone (du)

372
369
368
362
361
360
361
361
356
351
350
349
346
349
349
349
353
353
353
352
353
355
352
350

Tuesday 15

Waning Gibbous 70%

23:30

12:00

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

Sun - Rise: 05:13, Set: 21:29, Transit: 13:20. Moon - Rise: 23:30, Set: 12:00. Civil Dark: 22:14 - 04:28. Nautical Dark: 23:22 - 03:21. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

87
78
69
73
73
73
100
100
100
100
100
81
69
69
71
99
98
65
100
100
79
59
97
84

Low Clouds (% Sky Obscured)

66
68
69
70
69
73
80
84
78
78
70
62
57
60
66
55
66
32
61
25
29
11
0
0

Medium Clouds (% Sky Obscured)

21
14
0
1
4
0
0
0
0
0
0
0
0
0
1
20
44
42
93
99
70
59
93
83

High Clouds (% Sky Obscured)

0
8
10
22
7
14
94
100
100
100
100
68
46
33
23
96
79
42
100
78
58
51
45
51

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
2
0
0
0
0
5
29
31
13
4
1
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 (%)

33
10
2
2
2
3
2
1
1
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)

16
14
13
12
10
11
10
10
8
7
6
6
7
8
8
8
7
6
6
6
6
5
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
10
11
11
10
12
11
10
10
10
11
11
12
13
15
16
15
17
17
17
17
17
17
18

Dew Point (°C)

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

Relative Humidity (%)

80
89
90
96
96
96
96
98
96
96
98
95
89
82
74
69
66
64
63
60
58
59
63
71

Pressure (mb)

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

Ozone (du)

348
347
345
345
342
336
332
330
329
330
329
325
322
320
319
318
316
313
310
305
302
301
300
302

Wednesday 16

Waning Gibbous 59%

23:41

13:26

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

Sun - Rise: 05:15, Set: 21:28, Transit: 13:21. Moon - Rise: 23:41, Set: 13:26. Civil Dark: 22:13 - 04:29. Nautical Dark: 23:20 - 03:23. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

85
92
100
100
100
100
100
100
100
100
100
95
100
100
100
100
100
96
93
89
84
80
76
81

Low Clouds (% Sky Obscured)

12
66
82
87
100
100
100
97
100
85
79
85
92
96
100
99
100
93
84
79
71
66
59
70

Medium Clouds (% Sky Obscured)

81
81
100
100
96
91
100
100
76
48
7
9
51
75
83
100
37
59
52
49
52
50
41
50

High Clouds (% Sky Obscured)

55
56
45
52
74
89
93
100
100
100
100
50
100
100
49
95
85
61
34
10
10
10
10
40

ISS Passover

Visibility (miles)

9
9
9
9
6
9
9
7
2
0
0
0
0
0
5
5
7
1
5
3
5
0
0
0

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
23
98
80
48
0
6
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

3
17
23
41
44
31
46
79
53
22
17
7
26
29
29
38
57
43
46
65
43
37
12
18

Precipitation Amount (mm)

0
0
0
0
0.3
0
0
0.8
0
0
0
0
0
0
0
0
0.4
0
0.2
0.6
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
15
15
15
14
14
14
14
15
14
15
15
16
15
16
17
17
17
17
17
16
16
16
17

Dew Point (°C)

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

Relative Humidity (%)

79
82
82
87
90
93
93
96
98
98
98
98
100
98
96
96
90
95
96
92
98
98
98
98

Pressure (mb)

1018
1018
1018
1018
1018
1018
1017
1017
1016
1016
1016
1016
1016
1017
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015

Ozone (du)

302
301
301
302
301
302
302
302
302
304
306
306
306
307
307
307
307
307
306
307
306
304
305
306

Thursday 17

Waning Gibbous 48%

23:53

14:54

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

Sun - Rise: 05:16, Set: 21:26, Transit: 13:21. Moon - Rise: 23:53, Set: 14:54. Civil Dark: 22:12 - 04:31. Nautical Dark: 23:18 - 03:25. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

91
100
100
100
100
100
100
100
99
99
98
98
99
100
95
97
95
93
92
89
46
40
42
29

Low Clouds (% Sky Obscured)

78
87
78
70
60
61
66
70
63
57
50
61
72
83
74
65
57
62
68
73
46
40
42
29

Medium Clouds (% Sky Obscured)

18
1
20
36
46
49
81
75
84
62
51
57
84
98
68
82
82
81
67
17
18
18
15
16

High Clouds (% Sky Obscured)

72
100
98
96
94
78
66
59
57
54
49
67
83
91
73
74
58
46
39
38
4
3
6
24

ISS Passover

Visibility (miles)

0
0
0
0
0
5
5
0
5
5
5
5
5
2
9
9
4
5
6
7
7
7
7
6

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
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

18
16
15
13
15
8
12
5
19
31
17
21
32
37
36
36
42
45
46
40
65
81
87
81

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.6
0.9
0.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
17
16
16
16
15
14
15
15
15
16
17
17
17
17
19
20
20
20
20
20
21
21
20

Dew Point (°C)

17
17
17
16
15
15
14
15
14
15
15
15
15
16
16
16
16
17
16
16
15
15
16
16

Relative Humidity (%)

98
98
100
100
96
96
96
100
98
98
98
98
96
96
96
90
85
86
82
80
74
74
77
82

Pressure (mb)

1015
1015
1015
1015
1015
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1011
1011
1011
1010
1010
1010

Ozone (du)

307
309
311
313
314
317
319
321
324
326
327
327
327
326
327
325
324
322
323
323
323
321
321
320

Friday 18

Third Quarter 36%

00:08

16:25

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

Sun - Rise: 05:17, Set: 21:25, Transit: 13:21. Moon - Rise: 00:08, Set: 16:25. Civil Dark: 22:10 - 04:32. Nautical Dark: 23:16 - 03:28. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

24
32
70
79
52
49
80
73
100
100
100
85
88
90
94
97
100
100
100
99
98
95
94
94

Low Clouds (% Sky Obscured)

24
32
70
73
52
49
78
73
81
81
82
74
76
79
80
81
82
69
55
41
42
43
44
55

Medium Clouds (% Sky Obscured)

13
16
23
25
24
30
38
46
90
94
87
74
84
90
86
78
68
61
54
46
31
19
12
25

High Clouds (% Sky Obscured)

24
32
69
79
52
49
80
73
100
100
100
64
45
30
47
72
100
95
85
68
62
56
55
55

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
1
2
3
5
3
2
0
3
6
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

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

Precipitation Probability (%)

75
84
36
19
30
22
20
20
22
27
21
22
26
28
43
51
62
54
43
31
29
29
38
45

Precipitation Amount (mm)

0.3
0.9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
3
2
2
2
1
1
1
1
1
2
2
5
7
8
9
10
11
12
12
13
12
11
10

Chance of Frost

Temperature (°C)

17
16
15
15
15
14
14
14
14
14
14
15
15
16
16
16
16
16
16
16
16
16
15
15

Feels Like (°C)

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

Dew Point (°C)

16
15
15
14
14
14
14
14
13
13
14
14
14
15
15
15
15
15
14
14
13
13
12
12

Relative Humidity (%)

90
92
95
96
96
96
96
98
96
96
98
98
95
93
90
92
92
93
89
86
82
82
83
82

Pressure (mb)

1009
1010
1010
1009
1009
1009
1008
1008
1007
1007
1007
1006
1007
1007
1006
1006
1006
1006
1006
1006
1005
1005
1005
1004

Ozone (du)

321
322
322
322
324
327
329
334
336
336
338
337
337
338
339
341
342
344
347
349
352
350
348
347

Saturday 19

Waning Crescent 25%

00:29

17:56

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

Sun - Rise: 05:19, Set: 21:24, Transit: 13:21. Moon - Rise: 00:29, Set: 17:56. Civil Dark: 22:09 - 04:34. Nautical Dark: 23:14 - 03:30. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

94
89
81
91
100
98
96
95
88
82
75
75
76
72
75
79
82
74
69
70
70
69
68
68

Low Clouds (% Sky Obscured)

65
73
60
55
57
68
77
86
75
65
55
54
52
60
60
61
61
57
54
46
43
43
44
56

Medium Clouds (% Sky Obscured)

34
50
67
77
80
73
73
71
71
70
70
65
51
51
32
18
4
11
18
30
17
8
0
0

High Clouds (% Sky Obscured)

60
70
75
80
80
85
85
80
80
70
70
70
65
65
65
70
70
46
25
11
10
9
9
9

ISS Passover

Visibility (miles)

9
9
9
7
4
1
4
7
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
Light Rain
None

Precipitation Probability (%)

49
49
39
34
38
44
44
42
61
80
95
95
88
78
69
55
36
31
28
36
48
59
74
59

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.3
0.3
0.9
0.7
0.5
0.4
0.3
0
0
0
0
0
0
0
0.5
0

Wind Speed/Direction (mph)

10
11
11
10
10
9
8
8
8
9
10
11
12
14
15
15
16
16
16
17
17
16
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
90
96
96
96
100
98
96
96
96
95
93
90
85
83
77
72
68
68
67
67
69
74
77

Pressure (mb)

1004
1004
1004
1004
1004
1004
1003
1003
1003
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002

Ozone (du)

346
346
345
346
346
347
354
361
369
367
366
365
366
367
369
365
362
359
356
353
350
349
348
347

Sunday 20

Waning Crescent 15%

01:00

19:19

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

Sun - Rise: 05:20, Set: 21:23, Transit: 13:21. Moon - Rise: 01:00, Set: 19:19. Civil Dark: 22:07 - 04:36. Nautical Dark: 23:11 - 03:32. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

68
68
71
69
65
71
83
85
79
66
50
63
75
88
86
83
81

Low Clouds (% Sky Obscured)

65
68
66
63
60
62
52
53
51
56
50
63
75
88
75
60
43

Medium Clouds (% Sky Obscured)

0
0
3
6
9
16
22
29
34
39
44
35
31
27
36
50
65

High Clouds (% Sky Obscured)

8
6
6
7
6
7
7
7
12
14
15
20
30
30
29
28
27

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
6
3
0
2
3

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

53
26
24
21
16
16
16
14
16
21
25
31
35
38
49
61
72

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
87
90
91
93
96
95
95
93
96
96
98
98
100
100
98
98

Pressure (mb)

1002
1003
1003
1003
1004
1004
1004
1004
1004
1004
1004
1003
1003
1003
1003
1003
1003

Ozone (du)

345
343
340
338
335
333
329
326
322
320
318
316
314
313
312
312
312

Forecast for Abergwesyn, Powys, United Kingdom (52.27,-3.69)

Generated: 14/07/25 20:26:31. Forecast: 14/07/25 to 20/07/25. Timezone: UTC+1.00