Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 31

Waxing Gibbous 74%

14:23

02:18

04 Bad
05 OK
06 OK
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
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 06:24, Set: 17:51, Transit: 12:08. Moon - Rise: 14:23, Set: 02:18. Civil Dark: 18:14 - 06:01. Nautical Dark: 18:40 - 05:35. Astro Dark: 19:05 - 05:10

Total Clouds (% Sky Obscured)

51
33
40
55
53
54
66
49
45
26
100
99
100
100
89
56
100
62
100
81
80
75
100
100

Low Clouds (% Sky Obscured)

11
12
17
21
16
15
16
10
17
26
50
26
17
8
12
14
18
17
28
27
27
38
29
26

Medium Clouds (% Sky Obscured)

0
5
6
1
0
1
25
23
21
1
1
0
1
2
2
25
25
9
20
24
42
12
17
41

High Clouds (% Sky Obscured)

25
7
9
22
16
26
30
23
20
11
100
98
100
100
77
38
99
17
91
52
34
40
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
6
9
7
9
9
9
9
9
9
9
4
5
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
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
None
None
Light Rain
None
Light Rain
Light Rain
Light Rain
None
None

Precipitation Probability (%)

0
0
0
42
42
58
32
63
85
64
67
70
58
62
66
38
17
51
23
75
87
67
52
60

Precipitation Amount (mm)

0
0
0
0
0
0.3
0
0.3
0.8
0.4
0.7
0.5
0.2
0.3
0.6
0
0
0.4
0
0.7
1.1
0.4
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

26
26
26
26
27
28
29
29
30
30
30
30
29
29
28
28
28
28
27
27
27
27
27
27

Feels Like (°C)

32
30
31
32
32
32
32
32
33
32
32
31
30
30
30
30
30
30
30
30
29
29
30
29

Dew Point (°C)

24
24
24
23
24
24
23
23
23
23
23
23
23
24
24
24
24
24
24
24
24
24
24
24

Relative Humidity (%)

86
87
86
83
82
78
71
68
66
67
69
69
70
74
78
82
81
82
82
83
84
84
83
82

Pressure (mb)

1013
1013
1014
1014
1015
1015
1016
1015
1015
1014
1013
1012
1013
1013
1013
1014
1014
1015
1015
1015
1015
1014
1014
1013

Ozone (du)

257
258
259
260
263
264
264
264
263
262
261
261
261
261
260
261
260
260
262
260
260
260
260
260

Saturday 1

Waxing Gibbous 83%

15:01

03:15

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
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 06:24, Set: 17:51, Transit: 12:08. Moon - Rise: 15:01, Set: 03:15. Civil Dark: 18:13 - 06:02. Nautical Dark: 18:39 - 05:36. Astro Dark: 19:05 - 05:10

Total Clouds (% Sky Obscured)

85
68
90
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

24
27
31
37
24
20
35
25
23
20
27
19
16
17
17
14
13
11
15
15
12
14
14
15

Medium Clouds (% Sky Obscured)

32
1
2
7
19
13
45
53
58
55
50
49
47
36
40
41
33
8
31
30
40
19
5
2

High Clouds (% Sky Obscured)

65
43
89
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

40
44
64
67
81
72
65
70
77
87
88
95
64
45
33
41
40
34
53
40
35
32
21
15

Precipitation Amount (mm)

0
0
0.2
0.2
0.5
0.3
0
0
0.3
0.4
0.4
0.6
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

27
27
27
27
27
28
28
29
28
28
28
28
28
28
27
27
27
27
27
27
27
27
27
27

Feels Like (°C)

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

Dew Point (°C)

24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
23
23
23
23
23

Relative Humidity (%)

83
83
83
83
81
78
77
74
77
81
78
81
82
82
82
82
82
83
81
79
79
79
79
78

Pressure (mb)

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

Ozone (du)

258
259
260
260
260
260
260
261
260
260
260
259
260
260
258
257
258
258
258
259
260
260
259
258

Sunday 2

Waxing Gibbous 91%

15:39

No Set

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

Sun - Rise: 06:25, Set: 17:50, Transit: 12:07. Moon - Rise: 15:39, Set: No Set. Civil Dark: 18:13 - 06:02. Nautical Dark: 18:39 - 05:36. Astro Dark: 19:05 - 05:10

Total Clouds (% Sky Obscured)

99
100
100
70
46
55
53
36
42
27
31
56
59
53
36
46
47
46
34
44
68
71
65
65

Low Clouds (% Sky Obscured)

13
63
64
17
22
23
31
23
7
11
14
31
28
11
7
21
25
12
10
13
16
20
54
65

Medium Clouds (% Sky Obscured)

1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
5
10
15
20
28
32
22
11

High Clouds (% Sky Obscured)

98
100
100
54
20
14
14
10
24
20
26
45
45
40
30
30
30
19
2
6
19
19
6
5

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
Light Rain
Light Rain
None
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

Precipitation Probability (%)

32
47
59
48
12
24
10
9
7
7
19
22
7
4
2
2
8
13
16
31
41
48
48
54

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

23
23
24
24
24
23
23
23
23
23
24
24
24
24
24
24
23
23
23
23
23
23
23
23

Relative Humidity (%)

79
81
82
81
78
73
70
68
65
66
71
72
73
75
78
80
78
76
77
77
78
77
77
76

Pressure (mb)

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

Ozone (du)

257
256
256
256
256
256
257
258
259
259
258
258
259
260
260
260
260
260
260
260
259
259
258
257

Monday 3

Waxing Gibbous 97%

16:19

04:13

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

Sun - Rise: 06:25, Set: 17:50, Transit: 12:08. Moon - Rise: 16:19, Set: 04:13. Civil Dark: 18:13 - 06:03. Nautical Dark: 18:39 - 05:36. Astro Dark: 19:04 - 05:11

Total Clouds (% Sky Obscured)

40
46
53
50
42
34
30
32
29
30
28
26
23
33
44
54
46
51
48
47
42
39
45
46

Low Clouds (% Sky Obscured)

17
27
38
19
25
16
13
20
14
13
14
8
4
9
14
19
21
15
28
18
16
16
19
29

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
4
8
12
8
4
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

3
3
6
10
2
2
4
2
4
6
3
4
3
3
3
11
3
12
4
9
2
1
1
1

ISS Passover

Visibility (miles)

7
4
7
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

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

Precipitation Probability (%)

60
53
36
33
31
35
35
29
24
23
19
22
15
25
31
23
26
24
23
23
26
28
31
33

Precipitation Amount (mm)

0.4
0.3
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
12
12
12
13
13
13
13
13
14
14
14
13
12
12
11
10
10
9
9
10
9
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
82
82
81
78
75
72
71
70
68
68
71
74
76
78
80
81
82
82
78
76
76
81
83

Pressure (mb)

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

Ozone (du)

256
256
258
259
259
257
257
257
258
259
257
257
257
257
257
257
256
257
257
257
256
255
255
255

Tuesday 4

Waxing Gibbous 100%

17:03

05:15

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

Sun - Rise: 06:25, Set: 17:50, Transit: 12:08. Moon - Rise: 17:03, Set: 05:15. Civil Dark: 18:12 - 06:03. Nautical Dark: 18:38 - 05:37. Astro Dark: 19:04 - 05:11

Total Clouds (% Sky Obscured)

50
46
59
57
45
45
40
32
28
23
33
31
27
34
38
45
51
54
54
57
63
62
68
71

Low Clouds (% Sky Obscured)

21
21
21
29
17
24
25
15
14
13
15
12
11
10
10
11
12
15
16
21
26
28
28
24

Medium Clouds (% Sky Obscured)

0
3
5
8
8
7
7
5
2
0
0
0
0
8
17
25
29
30
31
30
28
25
26
24

High Clouds (% Sky Obscured)

7
1
11
9
1
2
2
2
3
2
0
0
0
0
0
0
0
0
0
0
0
0
13
26

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 (%)

36
33
30
29
30
33
33
28
24
22
26
24
21
21
21
20
27
32
34
35
38
39
37
33

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

23
23
23
23
23
23
23
23
23
23
23
23
23
23
23
24
24
24
23
23
23
23
23
23

Relative Humidity (%)

83
83
84
83
79
75
72
71
69
68
68
70
72
74
76
78
81
82
82
82
83
83
83
83

Pressure (mb)

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

Ozone (du)

255
255
256
256
257
257
257
257
256
256
255
254
254
253
253
253
254
254
254
255
255
255
256
256

Wednesday 5

Full Moon 99%

17:53

06:21

04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 OK
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

Sun - Rise: 06:26, Set: 17:49, Transit: 12:08. Moon - Rise: 17:53, Set: 06:21. Civil Dark: 18:12 - 06:03. Nautical Dark: 18:38 - 05:37. Astro Dark: 19:04 - 05:11

Total Clouds (% Sky Obscured)

64
56
52
46
53
58
60
52
45
34
57
78
90
91
87
87
84
77
70
82
87
96
92
88

Low Clouds (% Sky Obscured)

24
21
21
21
23
25
28
21
14
8
8
9
11
10
11
11
11
11
14
16
16
16
16
13

Medium Clouds (% Sky Obscured)

23
23
21
21
14
7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
3

High Clouds (% Sky Obscured)

40
27
17
6
4
2
0
4
8
12
42
71
90
91
87
87
84
77
66
76
86
96
92
88

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 (%)

28
29
28
27
25
21
11
14
15
12
14
13
7
13
15
13
15
13
7
8
7
5
6
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)

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

Chance of Frost

Temperature (°C)

26
26
26
26
27
28
28
29
29
29
30
29
29
28
28
27
27
27
26
26
26
26
26
25

Feels Like (°C)

30
31
31
31
30
32
32
33
33
34
34
34
33
32
32
32
31
29
30
30
30
30
30
28

Dew Point (°C)

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

Relative Humidity (%)

84
86
83
82
79
73
66
62
63
63
63
66
69
71
74
78
82
82
82
83
82
81
81
80

Pressure (mb)

1014
1014
1014
1015
1015
1016
1016
1016
1015
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1014
1014
1014

Ozone (du)

256
256
256
256
257
257
257
257
257
256
256
256
255
255
256
257
257
258
258
258
258
258
258
259

Thursday 6

Waning Gibbous 96%

18:49

07:30

Sun - Rise: 06:26, Set: 17:49, Transit: 12:08. Moon - Rise: 18:49, Set: 07:30. Civil Dark: 18:11 - 06:04. Nautical Dark: 18:38 - 05:38. Astro Dark: 19:03 - 05:12

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

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

Generated: 31/10/25 04:08:59. Forecast: 31/10/25 to 06/11/25. Timezone: UTC-4.00