Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 11

Third Quarter 44%

00:35

12:21

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

Sun - Rise: 06:47, Set: 17:49, Transit: 12:18. Moon - Rise: 00:35, Set: 12:21. Civil Dark: 18:12 - 06:23. Nautical Dark: 18:40 - 05:56. Astro Dark: 19:07 - 05:29

Total Clouds (% Sky Obscured)

42
32
23
27
35
17
0
23
44
30
40
38
46
44
47
55
56
56
45
38
35
50
28
36

Low Clouds (% Sky Obscured)

13
14
13
13
24
13
0
11
18
12
20
22
15
17
21
28
35
37
28
24
16
20
9
23

Medium Clouds (% Sky Obscured)

25
18
0
0
0
0
0
0
8
0
0
0
27
25
21
19
0
0
11
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
1
0
0
0
0
0
0
0
0
1
0
0
0
1
1
4
20
10
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
7
7
7
6
5
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
0
9
10
9
18
7
8
13
21
49
66
84
89
95
93
80
46
19
14
17
17
20
9

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.8
0.8
1.1
1.3
1.1
0.3
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

28
28
29
29
28
28
27
27
26
26
26
26
25
25
25
25
25
25
26
25
26
26
27
27

Feels Like (°C)

29
30
31
31
31
30
30
30
29
29
30
30
29
29
29
28
28
28
28
28
28
28
28
30

Dew Point (°C)

19
19
20
21
22
22
23
23
23
22
23
23
23
23
23
23
23
22
22
22
22
23
23
23

Relative Humidity (%)

58
56
59
64
69
72
76
79
81
79
82
84
86
84
87
86
86
83
82
79
81
82
81
75

Pressure (mb)

1017
1016
1015
1014
1013
1013
1014
1015
1015
1016
1016
1017
1017
1016
1016
1016
1015
1015
1015
1015
1016
1016
1017
1017

Ozone (du)

250
249
250
250
250
249
247
245
245
245
245
245
246
247
247
246
246
246
246
246
245
246
247
246

Friday 12

Waning Crescent 35%

01:24

12:54

11 OK
12 OK
13 Good
14 OK
15 OK
16 OK
17 OK
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

Sun - Rise: 06:48, Set: 17:49, Transit: 12:18. Moon - Rise: 01:24, Set: 12:54. Civil Dark: 18:13 - 06:24. Nautical Dark: 18:40 - 05:57. Astro Dark: 19:07 - 05:30

Total Clouds (% Sky Obscured)

30
19
2
26
21
23
21
26
49
55
59
40
33
52
61
67
61
67
62
67
48
39
36
34

Low Clouds (% Sky Obscured)

24
16
0
10
8
11
8
6
28
44
59
29
25
22
35
44
41
43
31
27
27
24
20
11

Medium Clouds (% Sky Obscured)

0
0
0
0
7
0
3
19
28
24
0
0
0
34
29
21
27
29
34
38
0
0
0
16

High Clouds (% Sky Obscured)

1
2
2
5
2
2
2
1
1
2
1
1
0
0
0
0
0
0
0
0
0
1
0
1

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

14
1
1
0
3
4
8
26
43
59
53
56
45
26
41
52
67
85
95
89
62
29
15
23

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.3
0.5
0.4
0.4
0.3
0
0
0.3
0.5
0.8
1.6
1.2
0.5
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

28
28
28
28
28
28
27
26
26
26
26
26
26
26
26
25
25
25
25
25
25
26
27
27

Feels Like (°C)

30
29
29
30
29
29
29
29
28
28
27
27
28
28
28
28
27
27
27
27
27
28
29
29

Dew Point (°C)

23
22
21
21
20
21
22
22
22
23
23
23
23
23
23
22
22
23
22
22
22
23
23
23

Relative Humidity (%)

73
71
65
62
60
64
70
76
79
83
83
82
83
84
83
83
83
84
84
84
84
82
79
75

Pressure (mb)

1016
1016
1015
1014
1013
1014
1014
1015
1015
1016
1016
1017
1016
1016
1016
1016
1016
1016
1016
1016
1017
1018
1018
1018

Ozone (du)

246
246
247
247
246
245
245
245
245
245
245
245
246
247
247
246
244
243
242
243
243
243
243
244

Saturday 13

Waning Crescent 26%

02:12

13:26

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 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 06:48, Set: 17:50, Transit: 12:19. Moon - Rise: 02:12, Set: 13:26. Civil Dark: 18:13 - 06:25. Nautical Dark: 18:40 - 05:57. Astro Dark: 19:07 - 05:30

Total Clouds (% Sky Obscured)

27
34
38
42
41
42
47
64
66
70
75
72
70
64
66
59
55
56
62
52
65
52
44
36

Low Clouds (% Sky Obscured)

10
16
27
25
28
26
25
35
39
38
46
44
40
36
39
36
33
36
40
39
37
15
14
13

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
11
16
34
37
34
40
39
37
40
35
37
30
30
21
30
22
15
7

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
4
3
3
3
2
21
14
7
0

ISS Passover

Visibility (miles)

9
9
9
9
9
7
9
7
7
6
6
9
7
6
8
9
9
9
4
4
4
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
Very Light Rain
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

16
16
29
35
36
53
60
67
71
81
85
81
81
82
71
68
42
42
48
55
51
39
40
36

Precipitation Amount (mm)

0
0
0
0
0
0.3
0.4
0.5
0.6
0.8
0.8
0.8
0.7
0.9
0.5
0.5
0
0
0.2
0.4
0.2
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

28
28
28
28
28
27
27
26
26
26
26
26
25
25
25
25
25
25
25
25
25
26
26
27

Feels Like (°C)

29
29
29
29
29
28
28
28
27
27
27
27
27
27
27
28
27
28
28
28
28
28
29
30

Dew Point (°C)

21
21
22
23
23
23
23
23
23
23
23
23
23
23
23
23
23
22
22
22
22
22
22
22

Relative Humidity (%)

67
66
70
73
74
77
79
83
84
84
86
84
84
86
86
86
87
84
84
84
83
82
77
71

Pressure (mb)

1018
1017
1016
1015
1015
1014
1015
1015
1016
1016
1017
1017
1017
1016
1016
1015
1015
1015
1015
1016
1016
1017
1017
1017

Ozone (du)

245
244
243
243
245
245
245
245
244
245
245
245
245
245
245
246
247
246
246
246
247
247
248
247

Sunday 14

Waning Crescent 18%

03:01

13:59

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

Sun - Rise: 06:49, Set: 17:50, Transit: 12:19. Moon - Rise: 03:01, Set: 13:59. Civil Dark: 18:14 - 06:25. Nautical Dark: 18:41 - 05:58. Astro Dark: 19:08 - 05:31

Total Clouds (% Sky Obscured)

32
34
26
24
25
24
26
26
24
27
28
30
24
18
15
16
18
20
23
26
35
35
30
35

Low Clouds (% Sky Obscured)

15
24
12
11
11
10
10
10
10
15
18
21
17
14
10
9
8
7
8
9
10
10
8
8

Medium Clouds (% Sky Obscured)

4
2
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
0
1
0
0
0
0
0
0
0
0
0
0
0
2
2
2
2
2
1
12
12
8
14

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 (%)

37
36
29
24
11
4
11
15
17
26
31
29
21
18
16
14
13
8
13
13
9
18
18
14

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

Chance of Frost

Temperature (°C)

28
28
28
28
28
28
28
27
26
26
26
25
25
25
25
24
24
24
24
24
24
24
25
26

Feels Like (°C)

30
30
30
30
30
30
31
30
29
29
29
29
29
29
30
29
29
29
28
28
28
28
30
31

Dew Point (°C)

22
22
22
23
23
23
23
23
23
23
23
23
23
22
23
22
22
22
22
22
21
21
21
21

Relative Humidity (%)

70
69
71
72
73
73
76
82
83
84
83
84
86
86
88
88
89
88
88
87
85
82
77
71

Pressure (mb)

1017
1016
1015
1014
1014
1014
1014
1015
1015
1016
1016
1016
1015
1015
1015
1015
1014
1014
1014
1015
1015
1016
1016
1016

Ozone (du)

248
248
248
247
247
247
247
248
249
249
249
249
250
249
250
249
248
247
246
246
245
246
247
247

Monday 15

Waning Crescent 11%

03:52

14:34

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

Sun - Rise: 06:49, Set: 17:50, Transit: 12:20. Moon - Rise: 03:52, Set: 14:34. Civil Dark: 18:14 - 06:26. Nautical Dark: 18:41 - 05:58. Astro Dark: 19:08 - 05:31

Total Clouds (% Sky Obscured)

24
37
29
35
23
20
33
35
37
40
42
42
27
31
70
50
47
42
39
36
33
38
44
50

Low Clouds (% Sky Obscured)

8
8
8
5
5
4
5
6
6
7
8
9
11
12
13
16
14
15
12
11
10
14
19
23

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
9
18
27

High Clouds (% Sky Obscured)

3
16
9
13
7
10
15
15
20
25
30
23
4
7
45
7
4
1
2
4
5
2
4
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 (%)

17
16
13
15
12
7
9
10
7
12
12
10
22
27
28
26
23
16
18
16
10
18
21
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)

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

Chance of Frost

Temperature (°C)

27
28
28
29
29
28
28
27
26
25
25
25
25
25
24
24
24
24
24
25
25
25
26
27

Feels Like (°C)

31
32
31
32
31
31
30
28
27
27
27
27
28
29
28
27
27
27
27
27
28
28
30
30

Dew Point (°C)

21
21
21
20
20
20
21
21
21
20
20
20
20
20
20
20
20
20
20
20
21
21
21
22

Relative Humidity (%)

68
65
62
59
60
61
66
71
72
73
74
76
76
77
76
77
77
77
78
77
78
77
75
74

Pressure (mb)

1016
1015
1014
1013
1013
1013
1013
1014
1014
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1015
1016
1016
1016

Ozone (du)

247
247
247
246
245
246
245
244
244
245
244
244
246
248
250
252
252
251
251
252
253
253
254
254

Tuesday 16

Waning Crescent 6%

04:44

15:12

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
10 Bad

Sun - Rise: 06:50, Set: 17:51, Transit: 12:20. Moon - Rise: 04:44, Set: 15:12. Civil Dark: 18:15 - 06:26. Nautical Dark: 18:42 - 05:59. Astro Dark: 19:09 - 05:32

Total Clouds (% Sky Obscured)

41
30
21
30
41
53
56
56
56
49
45
41
49
58
66
72
77
84
73
65
54
56
61
64

Low Clouds (% Sky Obscured)

22
20
18
21
23
25
19
14
9
9
9
10
12
14
18
22
28
35
33
34
34
33
31
31

Medium Clouds (% Sky Obscured)

18
9
0
3
5
7
4
2
0
3
7
10
16
21
26
33
38
41
27
14
0
1
2
3

High Clouds (% Sky Obscured)

2
4
7
8
8
9
20
25
33
23
14
3
2
5
7
7
7
7
5
2
0
0
0
5

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

32
35
35
32
28
22
21
18
10
22
30
34
40
42
41
52
56
56
58
57
54
58
60
62

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.3
0.2
0.2
0.2
0.3
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

27
27
27
28
27
27
27
27
26
26
26
26
25
25
25
25
25
25
25
25
25
25
26
26

Feels Like (°C)

30
30
30
30
30
30
29
29
29
29
27
27
27
27
27
27
27
27
27
27
27
27
27
27

Dew Point (°C)

22
22
22
22
22
22
23
22
22
22
22
22
22
22
22
22
22
22
22
22
22
22
22
22

Relative Humidity (%)

71
70
70
69
71
74
76
76
77
77
79
82
83
83
83
83
84
84
85
84
83
82
81
77

Pressure (mb)

1016
1015
1014
1014
1014
1014
1014
1014
1015
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1016
1016
1017
1017

Ozone (du)

255
255
255
255
256
256
256
256
256
257
256
256
255
253
252
250
250
249
248
248
248
248
248
248

Wednesday 17

Waning Crescent 5%

05:37

15:54

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

Sun - Rise: 06:50, Set: 17:51, Transit: 12:21. Moon - Rise: 05:37, Set: 15:54. Civil Dark: 18:15 - 06:27. Nautical Dark: 18:42 - 05:59. Astro Dark: 19:09 - 05:32

Total Clouds (% Sky Obscured)

69
78
86
82
78
78
85
86
81
71
71
69
64
61
58
61
64
66
56
47
38

Low Clouds (% Sky Obscured)

31
29
27
24
20
16
15
13
12
11
10
11
12
13
14
21
27
32
26
20
14

Medium Clouds (% Sky Obscured)

12
22
33
30
30
33
31
25
16
16
20
27
28
28
27
29
29
31
21
11
0

High Clouds (% Sky Obscured)

19
33
47
40
37
38
32
26
25
24
23
22
7
6
2
2
2
2
2
2
1

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

60
54
45
41
35
24
25
25
25
26
26
27
30
35
40
45
46
46
40
35
33

Precipitation Amount (mm)

0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.3
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

27
27
27
27
27
27
27
26
26
26
26
26
25
25
25
25
25
25
25
25
25

Feels Like (°C)

27
27
27
28
28
27
27
27
27
27
26
26
26
26
26
26
26
26
26
26
26

Dew Point (°C)

22
22
22
22
22
22
23
22
22
23
22
22
22
22
22
22
21
21
21
21
21

Relative Humidity (%)

75
75
74
74
74
75
77
78
79
82
81
81
79
80
80
82
79
78
76
77
78

Pressure (mb)

1017
1016
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017

Ozone (du)

248
249
249
249
249
248
247
247
247
246
246
246
246
245
244
243
244
244
245
245
246

Forecast for San Juan, San Juan Antiguo Barrio, Puerto Rico (18.47,-66.11)

Generated: 11/12/25 11:04:09. Forecast: 11/12/25 to 17/12/25. Timezone: UTC-4.00