Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 18

Waxing Crescent 24%

10:04

22:24

04 OK
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 OK
12 Bad
13 Bad
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: 05:57, Set: 19:03, Transit: 12:30. Moon - Rise: 10:04, Set: 22:24. Civil Dark: 19:27 - 05:34. Nautical Dark: 19:55 - 05:06. Astro Dark: 20:24 - 04:37

Total Clouds (% Sky Obscured)

25
68
82
84
81
78
57
40
65
74
69
70
73
49
36
40
91
99
93
100
100
93
55
75

Low Clouds (% Sky Obscured)

16
34
37
19
21
55
17
6
7
11
7
9
12
12
11
11
16
11
46
51
19
19
16
37

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
2
0
0
0
5
26

High Clouds (% Sky Obscured)

2
17
35
40
38
47
27
22
41
50
50
53
54
31
16
23
84
99
82
100
98
91
50
61

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
Very Light Rain
None
None
None
None

Precipitation Probability (%)

0
0
0
9
14
12
10
1
2
2
0
0
0
1
2
10
18
28
30
40
34
21
26
39

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
79
78
74
68
69
67
64
64
64
64
63
64
65
67
73
76
78
78
77
77
77
81
81

Pressure (mb)

1017
1017
1018
1018
1018
1019
1019
1019
1018
1018
1017
1017
1016
1016
1016
1017
1017
1018
1018
1018
1017
1017
1016
1016

Ozone (du)

301
302
301
299
298
297
298
299
299
298
296
295
296
296
296
296
297
293
292
290
290
290
290
290

Sunday 19

Waxing Crescent 34%

10:57

23:00

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: 05:58, Set: 19:03, Transit: 12:30. Moon - Rise: 10:57, Set: 23:00. Civil Dark: 19:27 - 05:34. Nautical Dark: 19:55 - 05:06. Astro Dark: 20:23 - 04:37

Total Clouds (% Sky Obscured)

92
100
100
100
97
95
96
96
100
100
75
100
100
100
100
100
100
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

19
35
38
29
34
19
27
32
38
33
23
28
31
23
13
12
13
14
62
85
47
17
17
30

Medium Clouds (% Sky Obscured)

0
21
12
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
28

High Clouds (% Sky Obscured)

88
94
100
100
87
79
84
87
100
100
54
100
100
100
100
100
100
97
100
100
100
100
100
100

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

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

Precipitation Probability (%)

41
42
37
23
4
5
8
6
5
10
5
5
6
2
0
0
0
2
5
10
19
31
27
34

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
81
82
79
74
68
68
67
68
69
69
70
71
71
71
74
74
77
78
76
75
77
79
82

Pressure (mb)

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

Ozone (du)

290
290
291
291
291
292
292
292
292
289
288
286
287
288
289
289
289
290
293
292
290
291
289
289

Monday 20

Waxing Crescent 45%

11:48

23:35

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

Sun - Rise: 05:58, Set: 19:03, Transit: 12:30. Moon - Rise: 11:48, Set: 23:35. Civil Dark: 19:26 - 05:34. Nautical Dark: 19:54 - 05:06. Astro Dark: 20:23 - 04:38

Total Clouds (% Sky Obscured)

100
95
81
86
42
52
37
53
35
38
38
62
58
61
18
26
45
89
96
89
74
60
42
38

Low Clouds (% Sky Obscured)

59
40
18
18
7
31
31
26
18
17
22
13
0
11
10
18
27
23
28
41
52
44
18
15

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
0
0
0

High Clouds (% Sky Obscured)

96
58
48
32
13
10
4
47
23
23
10
30
58
51
5
2
19
75
84
68
53
38
25
13

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
9
8
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
Very 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

Precipitation Probability (%)

38
36
35
20
25
25
14
10
1
2
1
2
2
1
1
10
15
25
28
24
19
16
20
28

Precipitation Amount (mm)

0.2
0.2
0.3
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)

10
11
12
12
12
13
15
15
15
15
15
16
16
15
15
14
14
12
11
10
9
8
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
81
81
78
74
71
71
69
69
69
68
69
69
68
68
75
77
81
83
83
82
77
77
76

Pressure (mb)

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

Ozone (du)

289
288
289
290
291
290
290
290
290
290
290
290
291
293
294
294
293
294
294
297
297
295
294
293

Tuesday 21

First Quarter 55%

12:40

00:12

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: 05:58, Set: 19:03, Transit: 12:30. Moon - Rise: 12:40, Set: 00:12. Civil Dark: 19:26 - 05:35. Nautical Dark: 19:54 - 05:07. Astro Dark: 20:23 - 04:38

Total Clouds (% Sky Obscured)

36
36
45
42
49
56
57
48
41
37
32
33
33
41
63
68
71
78
84
85
84
77
70
67

Low Clouds (% Sky Obscured)

18
22
45
42
41
37
24
25
24
27
21
17
18
18
19
20
21
22
24
26
31
34
32
26

Medium Clouds (% Sky Obscured)

0
0
0
0
15
29
41
29
15
0
0
0
0
8
16
24
26
26
24
24
23
22
23
25

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
0
0
1
0
0
0
0
9
9
10
8
10
5
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
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
Very Light Rain
None

Precipitation Probability (%)

35
41
38
39
36
30
24
23
23
17
23
22
18
14
14
15
20
30
34
37
39
44
54
55

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
0.2
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

29
29
29
30
30
31
31
31
31
31
31
30
31
31
31
30
30
30
29
29
29
29
30
30

Dew Point (°C)

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

Relative Humidity (%)

76
79
84
82
78
75
73
71
70
68
70
70
71
71
74
76
78
80
79
81
81
81
82
83

Pressure (mb)

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

Ozone (du)

293
294
294
293
294
294
293
295
295
294
293
293
292
292
293
293
294
294
294
295
295
295
294
293

Wednesday 22

Waxing Gibbous 65%

13:32

00:52

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

Sun - Rise: 05:59, Set: 19:02, Transit: 12:30. Moon - Rise: 13:32, Set: 00:52. Civil Dark: 19:26 - 05:35. Nautical Dark: 19:54 - 05:07. Astro Dark: 20:22 - 04:39

Total Clouds (% Sky Obscured)

68
58
49
37
35
38
39
34
22
12
41
62
79
70
56
41
31
25
18
21
28
35
41
45

Low Clouds (% Sky Obscured)

32
30
29
19
13
14
15
20
10
4
6
4
2
3
4
6
4
3
2
6
10
15
16
17

Medium Clouds (% Sky Obscured)

26
17
9
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
0
0
0
0
0
0
0
0
32
62
79
67
41
15
13
7
5
5
4
4
4
8

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

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

Precipitation Probability (%)

62
65
60
53
46
34
15
20
20
12
38
48
51
48
44
42
31
19
11
20
27
33
36
35

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
83
83
81
71
63
61
64
62
61
62
62
63
64
66
71
75
77
78
81
82
83
84
83

Pressure (mb)

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

Ozone (du)

296
294
294
293
292
292
292
293
293
293
294
293
292
292
291
291
291
291
292
293
293
292
291
291

Thursday 23

Waxing Gibbous 74%

14:26

01:35

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

Sun - Rise: 05:59, Set: 19:02, Transit: 12:30. Moon - Rise: 14:26, Set: 01:35. Civil Dark: 19:25 - 05:36. Nautical Dark: 19:53 - 05:08. Astro Dark: 20:22 - 04:39

Total Clouds (% Sky Obscured)

50
56
63
68
62
55
48
32
19
10
20
27
34
26
19
10
18
26
32
40
51
63
57
51

Low Clouds (% Sky Obscured)

19
18
18
15
13
10
8
6
4
2
4
7
10
9
8
8
9
9
11
19
26
33
26
19

Medium Clouds (% Sky Obscured)

0
0
0
0
8
16
24
16
8
0
0
0
0
0
0
0
2
4
6
4
2
0
0
0

High Clouds (% Sky Obscured)

8
13
19
25
18
12
7
6
6
5
6
7
11
8
6
1
1
1
1
5
6
9
9
10

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
Very Light Rain
None
None

Precipitation Probability (%)

24
28
25
16
16
16
13
15
16
17
19
19
15
17
16
11
15
18
20
24
32
42
35
26

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0

Wind Speed/Direction (mph)

7
6
6
7
7
9
10
12
13
15
16
16
16
16
14
13
12
12
11
11
12
12
13
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
83
81
78
75
68
62
57
58
60
63
64
66
67
69
70
72
74
77
79
79
79
79
79

Pressure (mb)

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

Ozone (du)

291
291
290
290
290
288
287
285
285
285
285
287
288
289
290
291
291
291
290
289
289
288
288
288

Friday 24

Waxing Gibbous 82%

15:19

02:21

Sun - Rise: 05:59, Set: 19:02, Transit: 12:31. Moon - Rise: 15:19, Set: 02:21. Civil Dark: 19:25 - 05:36. Nautical Dark: 19:53 - 05:08. Astro Dark: 20:21 - 04:40

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: 18/07/26 04:54:13. Forecast: 18/07/26 to 24/07/26. Timezone: UTC-4.00