Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 9

Waxing Gibbous 94%

16:30

04:21

08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 OK
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: 05:52, Set: 18:49, Transit: 12:20. Moon - Rise: 16:30, Set: 04:21. Civil Dark: 19:12 - 05:28. Nautical Dark: 19:39 - 05:01. Astro Dark: 20:07 - 04:33

Total Clouds (% Sky Obscured)

56
65
44
48
39
41
8
25
30
34
83
82
68
63
63
67
69
61
50
45
49
51
30
42

Low Clouds (% Sky Obscured)

31
38
41
48
39
41
4
25
13
10
12
20
23
19
29
34
38
34
32
27
35
41
26
28

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
6
26
36
28
42
23
10
6
9
11
5
0
0
0
0
0

High Clouds (% Sky Obscured)

17
33
11
13
9
4
2
2
10
3
66
71
2
6
11
2
1
1
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
6
9
6
5
6
8
5
9
9
5
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
Very Light Rain
Light Rain
Light Rain
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
Light Rain
None
None

Precipitation Probability (%)

0
0
8
6
21
30
28
38
52
60
53
58
54
72
69
62
38
22
18
17
27
56
43
31

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

28
29
29
29
29
28
29
29
29
29
29
29
29
29
29
28
29
29
29
29
29
29
29
29

Dew Point (°C)

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

Relative Humidity (%)

76
74
71
73
73
75
76
74
78
79
81
82
82
83
84
84
86
84
86
86
84
86
86
84

Pressure (mb)

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

Ozone (du)

299
298
296
294
296
295
293
291
288
288
287
287
287
286
286
286
285
285
286
285
285
286
285
284

Saturday 10

Waxing Gibbous 98%

17:18

04:55

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
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 05:51, Set: 18:49, Transit: 12:20. Moon - Rise: 17:18, Set: 04:55. Civil Dark: 19:12 - 05:28. Nautical Dark: 19:40 - 05:01. Astro Dark: 20:08 - 04:33

Total Clouds (% Sky Obscured)

42
20
36
42
51
46
76
76
76
75
75
33
45
54
64
53
59
50
79
59
59
61
49
54

Low Clouds (% Sky Obscured)

23
17
35
41
51
17
4
2
19
20
17
11
18
22
21
21
27
30
32
37
36
29
32
22

Medium Clouds (% Sky Obscured)

0
0
0
0
0
25
0
0
24
0
0
9
0
0
32
18
27
0
27
0
0
33
0
27

High Clouds (% Sky Obscured)

0
0
0
0
0
8
75
75
76
75
62
1
2
0
0
0
2
1
27
2
17
2
2
1

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

23
31
14
30
44
44
38
44
42
41
21
21
27
28
33
41
32
34
31
25
22
31
24
33

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
78
73
72
72
78
77
77
77
80
81
83
84
84
86
87
86
86
86
87
84
86
86
84

Pressure (mb)

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

Ozone (du)

284
285
286
287
286
286
286
284
283
283
283
284
285
286
285
285
285
286
287
288
288
288
288
288

Sunday 11

Waxing Gibbous 100%

18:08

05:32

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
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 05:51, Set: 18:49, Transit: 12:20. Moon - Rise: 18:08, Set: 05:32. Civil Dark: 19:13 - 05:28. Nautical Dark: 19:40 - 05:00. Astro Dark: 20:08 - 04:32

Total Clouds (% Sky Obscured)

50
48
61
43
47
58
40
42
31
28
40
39
39
42
37
41
51
62
57
55
55
57
57
61

Low Clouds (% Sky Obscured)

19
39
30
25
30
23
13
16
14
11
20
19
26
28
25
28
35
33
40
38
43
37
26
29

Medium Clouds (% Sky Obscured)

23
0
24
0
0
12
0
0
0
0
0
0
0
0
0
0
0
16
11
5
0
10
22
31

High Clouds (% Sky Obscured)

1
1
2
1
0
0
0
0
0
0
0
0
0
2
0
1
0
12
2
1
1
3
2
5

ISS Passover

Visibility (miles)

9
9
9
9
9
9
5
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
None
None
None
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
None
None
None

Precipitation Probability (%)

46
27
23
37
59
54
48
34
37
33
25
28
34
28
26
33
43
34
41
39
44
41
31
28

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
76
73
72
72
73
77
77
77
78
79
82
84
83
83
83
84
86
84
84
84
84
83
81

Pressure (mb)

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

Ozone (du)

289
290
291
293
293
292
291
290
290
290
290
290
290
290
290
291
290
290
290
289
289
290
290
290

Monday 12

Full Moon 100%

19:01

06:13

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
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 05:50, Set: 18:50, Transit: 12:20. Moon - Rise: 19:01, Set: 06:13. Civil Dark: 19:13 - 05:27. Nautical Dark: 19:40 - 05:00. Astro Dark: 20:09 - 04:31

Total Clouds (% Sky Obscured)

61
61
77
73
62
69
68
68
61
73
70
84
82
79
77
74
71
68
74
73
72
70
63
74

Low Clouds (% Sky Obscured)

39
37
32
28
20
23
27
20
15
16
23
24
25
27
31
26
30
36
42
49
48
46
50
48

Medium Clouds (% Sky Obscured)

22
11
0
0
0
0
0
0
0
10
20
29
31
32
34
23
11
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
6
30
25
14
26
31
34
29
35
27
36
31
30
31
31
33
37
43
43
40
34
19
35

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

28
31
32
32
29
31
32
32
29
31
29
34
38
43
48
46
44
39
38
42
37
38
31
25

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
75
73
73
72
72
72
73
73
74
76
79
82
81
82
82
83
82
83
82
83
83
83
79

Pressure (mb)

1019
1018
1018
1018
1018
1017
1016
1016
1016
1015
1016
1016
1016
1017
1017
1017
1017
1016
1016
1016
1016
1016
1017
1017

Ozone (du)

290
290
290
291
290
289
289
288
287
287
287
287
287
287
287
286
286
286
285
284
283
284
283
284

Tuesday 13

Waning Gibbous 98%

19:55

06:59

08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
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

Sun - Rise: 05:50, Set: 18:50, Transit: 12:20. Moon - Rise: 19:55, Set: 06:59. Civil Dark: 19:13 - 05:27. Nautical Dark: 19:41 - 04:59. Astro Dark: 20:09 - 04:31

Total Clouds (% Sky Obscured)

63
56
48
54
62
69
62
55
54
41
22
20
21
22
23
34
44
55
63
70
78
82
85
90

Low Clouds (% Sky Obscured)

50
40
27
27
32
28
31
29
21
17
13
13
11
9
7
16
24
33
33
35
36
36
35
35

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
10
15
17
19
23
23
23
23

High Clouds (% Sky Obscured)

23
20
21
24
34
47
43
41
39
21
3
2
5
9
13
15
14
9
11
15
15
8
4
5

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
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 (%)

21
24
21
22
23
19
22
24
13
18
20
14
19
18
16
26
32
37
40
42
43
43
43
43

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

26
27
27
27
27
27
27
27
26
27
27
27
27
27
27
27
26
27
27
26
26
26
26
26

Dew Point (°C)

22
22
22
22
22
22
22
22
22
22
22
22
22
22
22
22
22
22
22
22
22
22
22
22

Relative Humidity (%)

76
75
73
70
71
72
69
72
73
73
76
77
78
78
79
79
81
82
82
83
82
82
79
76

Pressure (mb)

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

Ozone (du)

285
284
285
285
285
285
284
283
282
282
283
282
282
282
282
282
282
282
282
282
281
281
281
281

Wednesday 14

Waning Gibbous 94%

20:49

07:49

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
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 05:50, Set: 18:50, Transit: 12:20. Moon - Rise: 20:49, Set: 07:49. Civil Dark: 19:14 - 05:26. Nautical Dark: 19:41 - 04:59. Astro Dark: 20:10 - 04:30

Total Clouds (% Sky Obscured)

81
71
62
60
57
59
58
58
56
61
66
72
70
70
68
67
64
62
63
66
70
78
86
94

Low Clouds (% Sky Obscured)

36
38
39
42
46
50
47
43
39
33
24
17
20
23
26
27
29
32
30
29
28
29
30
32

Medium Clouds (% Sky Obscured)

26
26
27
27
25
24
16
8
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
8
14
18
20
26
31
41
36
35
30
13
9
5
14
23
39
58
75
91

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 (%)

41
37
32
29
27
22
25
24
18
22
23
22
28
30
31
35
38
41
42
41
37
39
38
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)

15
15
16
17
17
17
18
18
18
17
17
16
16
15
15
14
14
13
13
12
12
11
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
72
70
67
68
68
69
70
71
73
75
77
81
81
82
82
82
83
84
84
84
84
82
81

Pressure (mb)

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

Ozone (du)

281
281
282
283
283
282
282
282
282
281
282
283
284
284
285
285
285
285
285
285
285
284
285
285

Thursday 15

Waning Gibbous 88%

21:43

No Set

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

Sun - Rise: 05:49, Set: 18:51, Transit: 12:20. Moon - Rise: 21:43, Set: No Set. Civil Dark: 19:14 - 05:26. Nautical Dark: 19:42 - 04:58. Astro Dark: 20:10 - 04:30

Total Clouds (% Sky Obscured)

88
83
78
75
70
66
78
90
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

29
26
23
25
26
27
23
19
14
13
14
16
16
17
17
25
31
39

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
5
11
16
16
16
17
26
39
53
53
53
55

High Clouds (% Sky Obscured)

82
72
63
52
42
31
54
77
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
8
7
6
6
6
6
7
8
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

Precipitation Type

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

Precipitation Probability (%)

41
44
45
52
55
53
61
64
64
63
61
57
60
62
63
64
67
71

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
77
76
75
75
74
75
77
78
82
83
83
84
84
86
86
86
84

Pressure (mb)

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

Ozone (du)

285
286
286
287
287
286
286
285
285
284
285
285
285
286
286
287
287
286

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

Generated: 09/05/25 07:46:32. Forecast: 09/05/25 to 15/05/25. Timezone: UTC-4.00