Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 31

Waxing Gibbous 99%

17:35

05:50

12 OK
13 OK
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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:17, Set: 18:38, Transit: 12:28. Moon - Rise: 17:35, Set: 05:50. Civil Dark: 18:59 - 05:55. Nautical Dark: 19:25 - 05:30. Astro Dark: 19:51 - 05:04

Total Clouds (% Sky Obscured)

43
30
27
26
34
37
59
62
62
64
66
61
70
72
71
77
71
74
66
70
59
61
56
55

Low Clouds (% Sky Obscured)

22
16
12
13
11
13
19
25
31
34
40
37
42
44
45
48
41
42
42
40
23
32
30
26

Medium Clouds (% Sky Obscured)

5
0
0
1
18
11
34
31
32
40
39
33
33
27
29
31
30
33
26
28
31
24
26
21

High 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

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
7
9
9
9
9
9
7
9
9
7
9
9
9
7
9
8

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

Precipitation Probability (%)

0
0
0
46
46
23
46
61
65
61
63
61
59
64
57
58
52
52
46
57
58
52
44
48

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

26
26
26
26
26
25
25
25
24
24
24
24
24
24
24
24
24
24
24
24
24
25
25
25

Feels Like (°C)

27
27
27
27
27
26
27
26
25
24
25
24
24
24
24
24
24
24
24
25
25
26
26
26

Dew Point (°C)

20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20

Relative Humidity (%)

69
67
68
70
70
72
73
76
77
77
79
79
79
80
80
80
79
80
79
78
76
73
71
70

Pressure (mb)

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

Ozone (du)

278
277
276
276
275
275
275
274
275
274
273
272
272
273
272
271
270
270
271
272
274
275
276
276

Wednesday 1

Full Moon 100%

18:26

06:24

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: 06:16, Set: 18:38, Transit: 12:28. Moon - Rise: 18:26, Set: 06:24. Civil Dark: 19:00 - 05:55. Nautical Dark: 19:25 - 05:29. Astro Dark: 19:51 - 05:03

Total Clouds (% Sky Obscured)

43
39
39
34
39
48
42
53
55
59
65
67
62
85
85
92
81
86
85
83
94
38
88
41

Low Clouds (% Sky Obscured)

27
24
19
19
23
18
18
26
24
29
37
36
29
36
36
44
48
42
46
39
23
18
17
22

Medium Clouds (% Sky Obscured)

0
0
0
0
0
33
23
31
28
30
32
33
26
39
33
30
37
35
23
27
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
1
25
15
51
20
41
28
30
92
6
79
7

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

35
24
35
19
28
38
43
39
40
40
42
38
50
44
57
58
61
56
56
48
33
26
43
27

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

26
26
26
26
25
25
25
24
24
24
24
24
24
24
24
24
24
24
24
24
25
25
26
26

Feels Like (°C)

27
27
27
27
27
27
26
26
26
26
26
25
25
25
24
24
23
23
23
24
24
25
27
26

Dew Point (°C)

20
20
20
20
20
20
20
21
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20

Relative Humidity (%)

70
70
70
71
71
74
76
79
78
79
79
79
79
79
79
79
79
79
79
78
74
71
70
70

Pressure (mb)

1016
1015
1015
1014
1014
1014
1014
1015
1015
1015
1016
1016
1015
1014
1014
1013
1013
1014
1014
1015
1016
1016
1016
1017

Ozone (du)

276
275
274
272
271
271
271
271
271
271
271
270
271
271
271
271
270
270
270
271
271
271
271
272

Thursday 2

Waning Gibbous 99%

19:17

06:59

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: 06:16, Set: 18:38, Transit: 12:27. Moon - Rise: 19:17, Set: 06:59. Civil Dark: 19:00 - 05:54. Nautical Dark: 19:26 - 05:28. Astro Dark: 19:51 - 05:02

Total Clouds (% Sky Obscured)

28
42
42
47
49
66
99
95
96
96
100
100
100
100
100
100
100
81
73
71
71
72
74
84

Low Clouds (% Sky Obscured)

13
15
17
20
15
12
13
24
28
31
31
30
38
35
36
39
41
18
31
25
15
13
14
15

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
24
0
9
0
15
0
31
24
30
24
12
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
14
2
8
21
45
99
89
90
94
100
100
100
99
100
100
100
43
32
37
43
45
52
66

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
7
7
9
9
9
9
9
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
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

30
35
34
34
47
64
58
67
59
57
50
44
44
35
35
37
34
33
37
30
17
23
20
23

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

26
26
26
26
26
25
25
25
24
24
24
25
24
24
24
24
24
24
24
24
25
25
26
26

Feels Like (°C)

26
27
26
27
26
26
24
24
25
24
24
23
23
23
24
23
23
24
24
24
25
25
26
26

Dew Point (°C)

20
20
20
20
20
20
21
21
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20

Relative Humidity (%)

67
68
68
69
70
73
77
78
78
78
78
77
77
77
78
76
77
78
78
77
74
72
69
68

Pressure (mb)

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

Ozone (du)

272
273
272
272
271
271
271
270
269
269
269
269
269
270
269
269
269
270
270
270
271
271
272
272

Friday 3

Waning Gibbous 95%

20:09

07:37

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: 06:15, Set: 18:38, Transit: 12:27. Moon - Rise: 20:09, Set: 07:37. Civil Dark: 19:00 - 05:53. Nautical Dark: 19:26 - 05:27. Astro Dark: 19:52 - 05:01

Total Clouds (% Sky Obscured)

91
100
93
85
78
84
92
100
100
100
100
95
91
85
79
72
66
60
55
60
60
60
60
67

Low Clouds (% Sky Obscured)

17
22
24
19
7
8
8
8
15
18
19
21
27
20
18
25
32
31
22
19
14
30
20
21

Medium Clouds (% Sky Obscured)

1
1
0
7
10
4
7
10
19
28
38
42
41
54
40
20
5
1
0
0
0
0
0
13

High Clouds (% Sky Obscured)

83
100
88
76
64
74
86
100
100
100
100
79
58
38
32
31
30
26
21
32
33
40
41
39

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

23
19
32
38
28
32
30
32
26
28
35
42
54
52
52
50
44
40
33
29
28
28
24
27

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

11
11
12
12
12
13
13
12
12
12
12
11
11
11
11
11
10
10
10
10
10
11
12
13

Chance of Frost

Temperature (°C)

26
26
26
26
26
26
26
25
25
25
25
25
25
24
24
24
24
24
24
24
25
26
26
27

Feels Like (°C)

26
26
27
26
26
26
26
25
25
25
24
24
24
25
25
24
24
24
24
25
26
26
26
26

Dew Point (°C)

20
20
20
21
21
21
21
21
21
21
21
21
21
21
21
20
21
21
21
21
21
21
21
21

Relative Humidity (%)

68
68
69
71
75
73
76
77
78
78
79
79
79
80
79
79
80
80
80
80
77
73
72
70

Pressure (mb)

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

Ozone (du)

273
273
272
272
271
271
271
271
271
273
274
273
271
271
270
270
271
271
271
272
274
275
275
274

Saturday 4

Waning Gibbous 90%

21:01

08:17

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: 06:14, Set: 18:39, Transit: 12:27. Moon - Rise: 21:01, Set: 08:17. Civil Dark: 19:00 - 05:52. Nautical Dark: 19:26 - 05:26. Astro Dark: 19:52 - 05:01

Total Clouds (% Sky Obscured)

72
80
73
68
64
62
60
58
58
58
63
58
50
57
38
40
44
49
54
59
58
56
53
66

Low Clouds (% Sky Obscured)

22
18
17
18
13
17
17
24
29
21
29
45
48
57
38
40
44
49
44
37
32
28
24
24

Medium Clouds (% Sky Obscured)

24
33
33
31
30
19
10
9
8
19
1
9
17
24
4
5
6
13
20
27
27
24
21
20

High Clouds (% Sky Obscured)

27
25
15
15
20
15
15
20
25
30
35
20
1
0
0
0
0
0
0
0
1
2
3
32

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

25
25
34
43
48
59
65
75
64
58
48
45
42
42
36
41
44
55
64
71
67
62
56
52

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

27
27
27
27
26
26
26
25
25
25
24
24
24
24
25
25
25
25
25
25
25
26
26
27

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
69
69
71
72
75
78
82
83
83
83
84
83
83
82
82
82
82
80
79
79
76
73
71

Pressure (mb)

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

Ozone (du)

273
272
271
270
269
269
270
270
271
273
274
274
274
275
276
276
276
276
276
276
277
277
278
278

Sunday 5

Waning Gibbous 84%

21:55

09:01

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: 18:39, Transit: 12:26. Moon - Rise: 21:55, Set: 09:01. Civil Dark: 19:01 - 05:51. Nautical Dark: 19:26 - 05:26. Astro Dark: 19:52 - 05:00

Total Clouds (% Sky Obscured)

81
93
94
94
91
73
56
38
42
45
48
49
51
53
53
51
48
52
56
61
54
49
45
43

Low Clouds (% Sky Obscured)

26
25
23
18
16
14
14
15
16
20
24
24
23
24
22
22
23
21
21
21
21
20
20
23

Medium Clouds (% Sky Obscured)

19
17
16
14
12
8
5
1
1
1
1
1
1
1
3
7
10
7
3
0
1
1
2
2

High Clouds (% Sky Obscured)

62
90
92
93
91
63
33
2
2
3
2
0
0
0
0
0
0
0
0
0
0
0
4
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
7
8
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 (%)

47
41
42
42
38
40
41
42
42
41
39
41
42
41
44
43
36
43
42
37
40
38
32
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)

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

Chance of Frost

Temperature (°C)

27
27
27
27
26
26
26
25
25
25
25
24
24
24
24
24
24
24
24
25
25
26
27
27

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
70
70
71
72
73
77
79
82
83
83
85
84
85
85
85
85
85
84
82
80
76
72
69

Pressure (mb)

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

Ozone (du)

277
277
276
276
276
276
276
277
277
277
277
278
277
277
277
277
276
275
276
277
277
277
278
278

Monday 6

Waning Gibbous 76%

22:49

09:49

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 OK
05 OK
06 OK
07 OK

Sun - Rise: 06:12, Set: 18:39, Transit: 12:26. Moon - Rise: 22:49, Set: 09:49. Civil Dark: 19:01 - 05:50. Nautical Dark: 19:27 - 05:25. Astro Dark: 19:53 - 04:59

Total Clouds (% Sky Obscured)

45
45
45
46
47
36
27
20
25
25
27
27
26
24
24
23
21
23
27
31

Low Clouds (% Sky Obscured)

26
28
26
21
17
14
10
7
8
8
11
13
15
17
17
17
16
17
19
21

Medium Clouds (% Sky Obscured)

2
2
5
7
8
5
3
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
1
1
3
7
5
3
2
2
2
2
1
1
2
1
1
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

Fog (%)

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

Precipitation Probability (%)

33
32
34
34
30
38
40
40
40
39
36
35
32
21
30
29
20
22
20
11

Precipitation Amount (mm)

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
16
17
16
16
15
14
13
12
12
11
11
11
10
10
9
9
8
9
10

Chance of Frost

Temperature (°C)

28
28
28
27
27
27
26
26
25
25
25
24
24
24
24
24
24
24
24
25

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
69
68
70
71
72
76
81
84
84
85
87
85
87
87
87
87
88
84
79

Pressure (mb)

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

Ozone (du)

278
277
277
276
276
275
276
276
276
276
276
276
276
275
275
276
276
276
277
277

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

Generated: 31/03/26 12:52:02. Forecast: 31/03/26 to 06/04/26. Timezone: UTC-4.00