Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 9

Waning Gibbous 70%

22:03

11:45

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 OK
12 OK
13 OK
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:28, Set: 17:48, Transit: 12:08. Moon - Rise: 22:03, Set: 11:45. Civil Dark: 18:11 - 06:06. Nautical Dark: 18:37 - 05:39. Astro Dark: 19:03 - 05:13

Total Clouds (% Sky Obscured)

53
68
67
66
71
56
49
53
37
67
59
53
47
52
47
48
37
28
17
32
44
51
53
33

Low Clouds (% Sky Obscured)

17
17
9
13
15
16
49
53
16
65
32
16
24
52
42
21
14
11
4
13
26
22
12
2

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
22
26
37
28
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

35
67
67
66
71
32
2
1
0
0
6
2
0
4
0
1
2
2
7
13
16
27
45
28

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
7
9
9
8
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
Very Light Rain
None
None
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
Very Light Rain

Precipitation Probability (%)

0
0
0
19
9
16
17
11
31
49
42
29
46
45
16
3
1
2
16
7
20
19
27
36

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

23
24
24
24
24
23
23
23
23
23
23
23
23
23
23
22
21
21
22
22
23
23
24
24

Relative Humidity (%)

78
82
82
82
82
79
81
78
78
82
82
81
81
81
79
68
64
62
64
67
70
73
74
77

Pressure (mb)

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

Ozone (du)

253
251
251
251
250
251
253
254
253
253
252
253
253
254
254
255
256
258
257
255
254
252
251
250

Monday 10

Waning Gibbous 59%

23:06

12:31

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
14 Bad
15 OK
16 OK
17 OK

Sun - Rise: 06:29, Set: 17:47, Transit: 12:08. Moon - Rise: 23:06, Set: 12:31. Civil Dark: 18:10 - 06:06. Nautical Dark: 18:37 - 05:40. Astro Dark: 19:03 - 05:14

Total Clouds (% Sky Obscured)

70
70
74
79
80
78
82
76
60
73
76
69
72
63
60
64
59
64
49
47
44
36
20
41

Low Clouds (% Sky Obscured)

20
14
16
21
23
29
43
38
38
46
68
60
55
48
60
64
54
30
12
8
12
11
4
8

Medium Clouds (% Sky Obscured)

0
22
0
33
0
0
0
19
0
24
25
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

42
42
49
45
44
40
35
32
26
27
25
25
30
37
34
43
29
36
25
34
33
18
20
28

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
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

25
20
37
48
23
31
41
46
26
29
24
18
14
23
26
22
20
5
4
2
2
0
1
3

Precipitation Amount (mm)

0
0
0
0.4
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
12
11
11
11
10
10
10
9
9
9
9
10
9
9
9
9
10
12
13
14
13
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

24
24
24
24
24
24
24
24
24
23
24
23
23
23
23
23
23
22
22
22
23
22
22
23

Relative Humidity (%)

80
80
80
82
82
82
83
84
84
84
84
82
81
81
76
74
73
67
66
67
68
67
68
71

Pressure (mb)

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

Ozone (du)

252
251
251
252
252
254
254
256
256
255
255
253
253
254
254
254
254
255
255
255
254
255
255
255

Tuesday 11

Waning Gibbous 48%

00:05

13:12

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
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:29, Set: 17:47, Transit: 12:08. Moon - Rise: 00:05, Set: 13:12. Civil Dark: 18:10 - 06:07. Nautical Dark: 18:36 - 05:40. Astro Dark: 19:02 - 05:14

Total Clouds (% Sky Obscured)

50
47
71
78
83
81
82
85
86
83
87
84
90
79
67
72
70
54
77
63
61
62
63
46

Low Clouds (% Sky Obscured)

14
16
38
57
46
30
30
37
39
33
28
38
48
37
33
22
27
15
30
18
17
18
12
13

Medium Clouds (% Sky Obscured)

4
0
16
29
25
30
24
30
40
34
35
36
37
24
0
0
0
0
0
0
8
15
23
22

High Clouds (% Sky Obscured)

22
16
33
35
34
30
27
22
21
20
25
25
29
35
40
45
45
38
30
30
30
26
26
5

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

6
20
23
43
52
56
65
68
69
66
60
60
64
69
60
33
20
21
12
34
40
15
15
24

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

29
29
30
29
29
28
28
28
28
28
28
28
28
28
29
29
29
30
29
29
29
29
28
28

Dew Point (°C)

22
23
23
23
23
23
23
23
23
23
23
23
23
23
23
23
24
23
23
23
23
23
23
22

Relative Humidity (%)

73
76
81
78
78
79
82
82
83
83
83
83
82
81
79
78
77
74
73
73
73
76
73
73

Pressure (mb)

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

Ozone (du)

255
255
254
253
252
251
251
251
251
251
251
251
250
250
251
251
251
251
251
251
251
250
250
250

Wednesday 12

Third Quarter 37%

00:59

13:48

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
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:30, Set: 17:47, Transit: 12:08. Moon - Rise: 00:59, Set: 13:48. Civil Dark: 18:10 - 06:07. Nautical Dark: 18:36 - 05:41. Astro Dark: 19:02 - 05:15

Total Clouds (% Sky Obscured)

58
52
71
69
75
78
79
85
65
61
61
61
50
47
40
41
44
46
47
43
53
53
65
71

Low Clouds (% Sky Obscured)

19
18
20
31
20
35
24
24
36
34
37
43
34
32
15
14
25
23
21
17
31
25
9
11

Medium Clouds (% Sky Obscured)

22
20
14
7
0
11
21
32
30
29
27
22
15
10
14
19
23
23
23
23
24
25
27
26

High Clouds (% Sky Obscured)

9
3
25
20
29
25
16
23
2
2
2
2
1
1
1
1
1
1
1
4
8
13
34
35

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

29
36
43
41
50
47
42
35
38
40
42
44
40
40
39
38
41
32
30
31
36
40
44
41

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
81
81
78
78
82
81
81
82
82
82
83
83
83
81
75
71
70
67
67
69
72
74
78

Pressure (mb)

1014
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1014
1013
1013
1013
1013
1013

Ozone (du)

249
249
249
249
249
249
249
249
250
250
251
251
251
250
249
249
249
250
250
250
250
250
251
250

Thursday 13

Waning Crescent 28%

01:50

14:21

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

Sun - Rise: 06:31, Set: 17:47, Transit: 12:09. Moon - Rise: 01:50, Set: 14:21. Civil Dark: 18:10 - 06:08. Nautical Dark: 18:36 - 05:41. Astro Dark: 19:02 - 05:15

Total Clouds (% Sky Obscured)

53
58
68
73
62
59
56
52
46
42
35
25
25
16
15
14
13
21
28
36
44
52
61
47

Low Clouds (% Sky Obscured)

17
18
15
19
26
24
20
19
17
19
23
20
25
16
15
8
2
6
10
15
13
14
12
11

Medium Clouds (% Sky Obscured)

25
23
27
29
32
24
17
11
8
4
0
0
0
0
0
0
0
0
0
0
10
21
33
22

High Clouds (% Sky Obscured)

3
5
7
11
2
1
1
1
1
1
1
1
0
3
5
8
12
14
14
10
10
13
12
4

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

Precipitation Probability (%)

42
47
45
43
36
37
35
31
30
26
21
25
20
11
25
23
14
18
18
15
17
17
16
17

Precipitation Amount (mm)

0
0.2
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

24
23
23
23
23
23
22
22
22
22
22
22
21
21
21
21
21
21
21
21
21
22
22
23

Relative Humidity (%)

82
82
82
82
81
79
78
77
77
78
79
80
79
78
75
70
66
62
62
62
62
66
69
73

Pressure (mb)

1013
1014
1014
1014
1014
1014
1014
1013
1013
1013
1012
1012
1013
1014
1014
1014
1014
1014
1013
1012
1012
1012
1012
1012

Ozone (du)

251
251
251
251
250
250
250
251
251
251
251
251
252
252
252
253
253
253
253
253
253
253
253
253

Friday 14

Waning Crescent 19%

02:39

14:53

18 OK
19 OK
20 OK
21 OK
22 OK
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 OK
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:31, Set: 17:46, Transit: 12:09. Moon - Rise: 02:39, Set: 14:53. Civil Dark: 18:09 - 06:08. Nautical Dark: 18:36 - 05:42. Astro Dark: 19:02 - 05:15

Total Clouds (% Sky Obscured)

36
23
28
31
33
38
42
48
45
43
41
46
51
57
48
40
32
34
35
36
47
57
63
63

Low Clouds (% Sky Obscured)

8
7
9
12
13
16
18
20
20
22
22
19
16
14
12
11
9
14
19
24
25
27
30
22

Medium Clouds (% Sky Obscured)

11
0
0
0
0
0
0
0
0
0
0
13
25
38
35
31
28
20
10
0
13
27
40
43

High Clouds (% Sky Obscured)

1
1
0
0
0
8
16
25
19
13
9
15
18
24
17
11
5
3
2
1
1
1
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
8
7
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

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

Precipitation Probability (%)

16
12
17
18
18
18
18
16
21
24
23
23
20
15
17
16
12
19
23
27
35
43
50
59

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
0.2

Wind Speed/Direction (mph)

9
8
8
7
6
6
6
6
5
5
5
5
5
4
4
4
4
6
7
8
10
10
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
78
81
81
79
81
82
81
82
80
82
83
80
79
78
75
73
70
72
72
74
74
74
75

Pressure (mb)

1012
1012
1013
1013
1013
1013
1012
1012
1012
1011
1011
1011
1012
1012
1013
1013
1013
1013
1012
1011
1011
1011
1011
1011

Ozone (du)

254
255
255
255
256
256
256
256
256
256
257
258
259
260
261
261
261
261
261
261
262
262
262
262

Saturday 15

Waning Crescent 12%

03:27

15:25

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: 06:32, Set: 17:46, Transit: 12:09. Moon - Rise: 03:27, Set: 15:25. Civil Dark: 18:09 - 06:09. Nautical Dark: 18:36 - 05:42. Astro Dark: 19:02 - 05:16

Total Clouds (% Sky Obscured)

62
57
53
52
52
58
63
66
58
50
42
45
47
50
51
56
54
56
59
55

Low Clouds (% Sky Obscured)

16
13
16
19
25
30
33
36
32
27
22
20
21
24
22
22
20
23
24
26

Medium Clouds (% Sky Obscured)

43
43
33
22
13
17
22
26
26
25
25
24
23
22
27
31
34
29
23
16

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

7
8
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

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

Precipitation Probability (%)

65
70
63
55
42
42
40
35
42
44
42
48
50
47
48
48
45
46
42
35

Precipitation Amount (mm)

0.4
0.5
0.4
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

22
22
22
22
22
22
22
22
22
22
22
22
22
21
21
21
21
21
21
21

Relative Humidity (%)

76
77
78
78
79
81
82
82
82
82
82
82
80
79
78
75
69
65
66
67

Pressure (mb)

1011
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1012
1012
1013
1013
1013
1014
1013
1012

Ozone (du)

262
262
262
263
263
264
264
264
263
263
263
262
263
265
266
266
266
266
265
264

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

Generated: 09/11/25 18:18:21. Forecast: 09/11/25 to 15/11/25. Timezone: UTC-4.00