Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 5%

04:14

16:33

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
11 Bad

Sun - Rise: 06:12, Set: 18:23, Transit: 12:18. Moon - Rise: 04:14, Set: 16:33. Civil Dark: 18:45 - 05:51. Nautical Dark: 19:10 - 05:25. Astro Dark: 19:35 - 05:00

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
97
80
59
46
45
79
83
87
88
100
100
99
91
100
87
82

Low Clouds (% Sky Obscured)

61
69
39
22
16
13
4
2
0
0
0
0
0
0
0
1
2
0
1
8
7
15
23
37

Medium Clouds (% Sky Obscured)

73
82
72
66
68
76
62
54
50
52
49
41
39
32
28
30
26
18
10
9
5
30
34
35

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
91
59
24
12
9
62
67
68
77
100
100
99
86
100
80
72

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
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

0
0
0
48
46
30
40
46
42
41
26
31
38
54
33
34
33
40
75
61
50
40
34
26

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

9
9
9
9
9
9
9
9
8
8
8
7
7
6
6
6
5
6
6
6
6
7
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
74
75
74
76
77
78
79
81
81
81
82
83
82
82
82
82
82
83
83
81
77
69
65

Pressure (mb)

1013
1012
1011
1011
1010
1011
1011
1012
1012
1013
1013
1012
1012
1012
1012
1011
1011
1012
1012
1013
1014
1014
1014
1014

Ozone (du)

267
267
267
266
267
270
269
268
269
268
268
269
269
271
271
271
271
270
269
266
267
267
268
269

Friday 19

Waning Crescent 1%

05:06

17:10

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 OK
02 OK
03 OK
04 Bad
05 Bad
06 Bad
07 Bad
08 OK
09 OK
10 OK
11 OK

Sun - Rise: 06:13, Set: 18:22, Transit: 12:17. Moon - Rise: 05:06, Set: 17:10. Civil Dark: 18:44 - 05:51. Nautical Dark: 19:09 - 05:25. Astro Dark: 19:35 - 05:00

Total Clouds (% Sky Obscured)

80
87
94
100
95
95
80
83
90
85
85
78
67
2
2
4
44
62
64
68
44
38
33
43

Low Clouds (% Sky Obscured)

36
52
62
64
49
33
23
22
12
1
0
0
0
0
0
0
0
0
0
8
7
9
11
11

Medium Clouds (% Sky Obscured)

44
32
38
34
48
4
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
25

High Clouds (% Sky Obscured)

73
70
75
85
87
93
78
77
85
85
85
77
64
2
2
4
44
62
64
57
34
20
5
4

ISS Passover

Visibility (miles)

9
9
6
8
2
9
9
9
7
7
7
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

49
81
95
95
95
95
95
88
71
63
46
25
27
28
27
22
16
12
11
9
6
3
5
8

Precipitation Amount (mm)

0.2
0.7
1.1
1.4
0.9
0.8
0.8
0.8
0.5
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

31
31
31
30
30
29
29
28
28
27
27
27
27
27
26
26
26
26
26
26
27
28
29
30

Feels Like (°C)

33
33
33
33
33
33
32
33
32
31
31
31
31
32
31
31
31
31
30
30
31
31
34
35

Dew Point (°C)

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

Relative Humidity (%)

62
62
63
68
69
70
73
76
77
80
79
79
81
81
82
82
83
83
83
83
81
74
68
63

Pressure (mb)

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

Ozone (du)

269
271
268
266
268
269
269
269
269
271
273
272
271
269
267
268
268
267
266
268
270
271
271
269

Saturday 20

Waning Crescent 1%

05:56

17:44

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

Sun - Rise: 06:13, Set: 18:21, Transit: 12:17. Moon - Rise: 05:56, Set: 17:44. Civil Dark: 18:43 - 05:51. Nautical Dark: 19:08 - 05:26. Astro Dark: 19:34 - 05:00

Total Clouds (% Sky Obscured)

40
85
92
100
100
100
100
95
93
88
86
85
75
75
68
38
25
15
41
25
19
20
24
19

Low Clouds (% Sky Obscured)

20
40
52
40
24
17
10
13
11
11
8
1
0
0
0
0
0
0
5
6
6
7
8
7

Medium Clouds (% Sky Obscured)

0
28
42
37
40
34
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

16
66
72
100
100
100
99
90
86
84
85
85
75
69
62
35
23
15
30
13
3
2
2
3

ISS Passover

Visibility (miles)

9
9
9
2
5
3
9
9
9
9
9
9
9
9
9
9
9
9
9
7
7
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
2
3
5
4
4
4
4
4
4
4
4
4
4

Precipitation Type

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

Precipitation Probability (%)

15
19
56
95
85
72
49
48
40
49
72
62
49
39
17
13
6
6
18
28
9
11
10
14

Precipitation Amount (mm)

0
0
0.5
1.9
1.3
0.8
0.3
0.4
0.3
0.3
0.9
0.5
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
9
10
8
6
2
3
4
3
2
3
3
3
4
4
3
3
4
4
5
5
5
6
7

Chance of Frost

Temperature (°C)

30
30
31
30
30
29
28
28
27
27
27
27
27
27
26
26
26
26
26
26
27
28
29
30

Feels Like (°C)

34
33
33
33
33
34
32
32
31
32
32
31
31
32
32
32
31
32
31
30
32
34
35
35

Dew Point (°C)

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

Relative Humidity (%)

65
64
66
72
72
72
74
76
78
81
83
84
82
83
84
86
86
86
86
86
82
76
70
68

Pressure (mb)

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

Ozone (du)

268
268
267
266
265
264
265
266
266
266
267
267
266
267
268
267
267
266
266
266
267
266
266
266

Sunday 21

New Moon 0%

06:46

18:17

12 OK
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 OK
09 OK
10 Bad
11 Bad

Sun - Rise: 06:13, Set: 18:20, Transit: 12:16. Moon - Rise: 06:46, Set: 18:17. Civil Dark: 18:42 - 05:51. Nautical Dark: 19:07 - 05:26. Astro Dark: 19:33 - 05:00

Total Clouds (% Sky Obscured)

31
36
37
35
22
28
36
41
48
58
57
58
64
65
58
44
45
47
50
55
38
39
50
53

Low Clouds (% Sky Obscured)

9
9
3
3
14
28
21
20
12
12
13
14
18
21
17
17
17
17
16
16
15
12
19
35

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)

15
24
30
27
12
6
9
11
21
31
28
27
31
32
19
2
2
4
7
23
9
12
28
40

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4

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 (%)

15
14
29
36
39
44
36
31
29
24
16
20
23
9
8
8
6
10
10
8
8
6
10
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

34
33
32
32
32
33
32
32
32
32
31
31
31
30
30
31
32
32
32
32
32
34
34
33

Dew Point (°C)

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

Relative Humidity (%)

65
63
64
65
67
69
74
76
76
77
80
80
82
82
82
83
82
82
83
82
78
73
70
69

Pressure (mb)

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

Ozone (du)

266
265
266
267
266
267
267
267
267
266
267
268
267
268
267
266
265
264
264
265
266
267
267
268

Monday 22

Waxing Crescent 1%

07:34

18:49

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

Sun - Rise: 06:13, Set: 18:19, Transit: 12:16. Moon - Rise: 07:34, Set: 18:49. Civil Dark: 18:41 - 05:51. Nautical Dark: 19:06 - 05:26. Astro Dark: 19:32 - 05:01

Total Clouds (% Sky Obscured)

44
43
36
37
32
47
47
61
69
69
59
56
50
50
59
63
64
60
54
51
46
41
39
41

Low Clouds (% Sky Obscured)

33
3
2
3
3
6
10
13
15
17
19
21
21
19
19
19
21
22
25
28
28
29
29
26

Medium Clouds (% Sky Obscured)

0
0
0
0
0
8
15
23
25
24
25
26
28
27
25
27
28
19
9
0
0
0
0
0

High Clouds (% Sky Obscured)

32
33
25
25
25
22
11
14
22
18
4
7
9
15
1
1
1
3
4
5
6
10
13
7

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4

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 (%)

22
5
5
6
6
10
14
14
21
28
28
30
32
35
36
37
35
37
36
33
34
32
31
29

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

32
30
31
30
31
31
31
31
32
31
31
31
31
31
32
32
31
31
31
31
31
32
32
32

Dew Point (°C)

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

Relative Humidity (%)

68
64
62
62
66
71
75
77
78
78
81
81
81
78
80
78
78
79
78
78
77
75
72
69

Pressure (mb)

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

Ozone (du)

268
268
267
268
269
270
270
270
270
270
270
269
269
270
270
270
269
269
270
270
271
272
272
273

Tuesday 23

Waxing Crescent 4%

08:24

19:23

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
11 Bad

Sun - Rise: 06:13, Set: 18:19, Transit: 12:16. Moon - Rise: 08:24, Set: 19:23. Civil Dark: 18:40 - 05:51. Nautical Dark: 19:06 - 05:26. Astro Dark: 19:31 - 05:01

Total Clouds (% Sky Obscured)

40
46
59
75
93
94
95
97
99
99
99
90
78
67
77
89
96
90
82
75
71
64
57
69

Low Clouds (% Sky Obscured)

23
22
19
16
14
14
15
16
14
14
13
13
13
16
15
16
17
13
13
13
12
11
12
14

Medium Clouds (% Sky Obscured)

0
0
1
2
2
2
2
1
1
1
1
9
17
25
21
18
15
22
29
36
33
32
31
23

High Clouds (% Sky Obscured)

10
13
36
59
81
87
92
97
98
99
99
69
38
7
38
69
96
71
41
12
15
17
19
45

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 (%)

4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4

Precipitation Type

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

Precipitation Probability (%)

27
23
32
36
32
49
59
67
68
65
54
55
57
58
68
75
81
72
63
52
48
44
39
50

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

24
24
24
24
24
25
24
25
25
24
24
24
25
24
24
24
24
23
23
23
23
23
22
22

Relative Humidity (%)

69
70
70
73
75
77
77
80
81
80
81
81
82
82
81
82
81
79
77
74
72
69
65
62

Pressure (mb)

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

Ozone (du)

273
273
272
272
272
272
272
273
273
274
274
274
274
273
273
274
275
275
276
277
278
278
277
277

Wednesday 24

Waxing Crescent 8%

09:15

19:58

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: 06:13, Set: 18:18, Transit: 12:15. Moon - Rise: 09:15, Set: 19:58. Civil Dark: 18:39 - 05:52. Nautical Dark: 19:05 - 05:26. Astro Dark: 19:30 - 05:01

Total Clouds (% Sky Obscured)

74
78
75
77
78
81
91
100
93
86
77
84
92
100
100
100
100
96
92
88

Low Clouds (% Sky Obscured)

14
14
12
10
7
25
44
62
51
40
28
24
20
16
16
16
15
14
13
13

Medium Clouds (% Sky Obscured)

15
8
14
18
22
26
27
20
15
10
5
5
10
15
17
24
27
32
38
44

High Clouds (% Sky Obscured)

70
78
75
77
78
81
91
96
81
66
51
64
81
99
99
100
100
70
43
15

ISS Passover

Visibility (miles)

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

Fog (%)

4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4

Precipitation Type

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

Precipitation Probability (%)

59
68
80
94
95
91
72
49
47
40
19
36
42
42
49
52
52
57
61
63

Precipitation Amount (mm)

0.4
0.5
0.5
0.7
1.1
0.6
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
14
15
15
15
15
14
13
11
11
11
11
10
10
9
9
9
9
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

33
33
33
32
31
31
30
30
29
26
27
28
28
28
28
28
28
29
29
29

Dew Point (°C)

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

Relative Humidity (%)

63
63
63
66
70
75
75
77
78
78
77
77
79
81
81
81
81
79
78
78

Pressure (mb)

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

Ozone (du)

276
276
275
274
274
274
274
274
274
273
273
273
272
271
271
270
269
269
269
270

Forecast for Ramón Nevares, El Cinco Barrio, Puerto Rico (18.40,-66.07)

Generated: 18/09/25 12:31:30. Forecast: 18/09/25 to 24/09/25. Timezone: UTC-4.00