Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 15

First Quarter 45%

12:10

00:06

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

Sun - Rise: 06:48, Set: 17:50, Transit: 12:19. Moon - Rise: 12:10, Set: 00:06. Civil Dark: 18:14 - 06:25. Nautical Dark: 18:41 - 05:57. Astro Dark: 19:08 - 05:31

Total Clouds (% Sky Obscured)

23
35
43
31
27
24
20
27
32
32
31
40
27
18
15
19
16
33
42
32
22
25
30
49

Low Clouds (% Sky Obscured)

12
30
19
18
16
13
16
23
30
25
18
36
27
13
13
19
12
20
30
17
21
15
12
17

Medium Clouds (% Sky Obscured)

22
30
40
30
25
23
14
14
13
21
28
26
6
14
8
1
13
28
37
27
11
20
25
45

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)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

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

Precipitation Probability (%)

7
5
4
4
3
3
3
3
3
4
3
3
16
12
7
5
5
5
7
12
14
12
8
6

Precipitation Amount (mm)

0.17
0.11
0.1
0.08
0.05
0.03
0.03
0.04
0.04
0.04
0.05
0.06
0.04
0.04
0.06
0.05
0.05
0.07
0.11
0.19
0.23
0.2
0.18
0.18

Wind Speed/Direction (mph)

15
15
15
15
15
15
14
14
14
14
15
15
9
12
14
15
14
14
14
15
15
15
15
15

Chance of Frost

Temperature (°C)

29
29
29
29
29
28
28
27
26
26
25
25
26
25
25
24
24
24
24
25
26
26
27
28

Feels Like (°C)

32
32
32
32
31
31
30
29
28
27
26
26
26
26
25
25
25
25
25
26
26
28
29
30

Dew Point (°C)

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

Relative Humidity (%)

67
65
64
64
65
67
70
73
75
77
78
78
79
80
82
84
85
84
82
80
78
74
70
67

Pressure (mb)

1020
1019
1019
1018
1018
1018
1019
1019
1020
1020
1020
1020
1021
1021
1021
1021
1020
1020
1020
1021
1021
1022
1022
1022

Ozone (du)

242
241
241
241
240
240
240
240
240
240
240
240
239
239
239
239
238
238
238
238
238
238
238
239

Sunday 16

Waxing Gibbous 55%

12:47

00:55

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

Sun - Rise: 06:49, Set: 17:50, Transit: 12:19. Moon - Rise: 12:47, Set: 00:55. Civil Dark: 18:14 - 06:25. Nautical Dark: 18:41 - 05:58. Astro Dark: 19:08 - 05:31

Total Clouds (% Sky Obscured)

31
37
34
37
27
27
16
13
11
5
6
13
20
16
38
31
41
43
42
42
31
43
42
44

Low Clouds (% Sky Obscured)

16
22
26
31
23
23
15
10
11
5
6
13
19
16
27
19
36
27
27
22
12
34
22
7

Medium Clouds (% Sky Obscured)

27
33
26
24
19
19
10
9
3
2
2
2
3
8
30
28
34
36
33
38
30
34
38
42

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)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

5
5
4
4
6
8
6
4
3
3
3
4
4
4
4
4
4
4
4
5
6
7
8
9

Precipitation Amount (mm)

0.13
0.07
0.05
0.07
0.18
0.26
0.17
0.05
0.03
0.03
0.03
0.04
0.04
0.04
0.04
0.04
0.04
0.04
0.04
0.05
0.08
0.15
0.26
0.32

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

28
29
29
29
29
28
27
27
26
26
26
25
25
25
24
24
24
24
25
25
26
27
28
28

Feels Like (°C)

31
31
32
32
31
30
29
29
28
26
26
26
26
25
25
25
25
25
25
26
27
29
30
31

Dew Point (°C)

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

Relative Humidity (%)

66
64
62
63
64
66
68
70
73
74
75
76
78
79
80
81
82
81
80
79
77
74
70
67

Pressure (mb)

1021
1021
1020
1020
1019
1019
1019
1020
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1020
1021
1021
1021
1021

Ozone (du)

238
238
237
237
237
236
236
236
236
236
236
236
236
236
236
236
235
235
234
234
234
234
234
234

Monday 17

Waxing Gibbous 65%

13:24

01:45

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

Sun - Rise: 06:49, Set: 17:51, Transit: 12:20. Moon - Rise: 13:24, Set: 01:45. Civil Dark: 18:14 - 06:26. Nautical Dark: 18:42 - 05:59. Astro Dark: 19:09 - 05:32

Total Clouds (% Sky Obscured)

55
79
59
43
34
34
27
23
18
7
4
2
4
6
41
40
27
12
10
7
6
3
16
25

Low Clouds (% Sky Obscured)

34
73
38
19
23
17
15
10
13
6
4
2
4
6
40
40
27
11
9
5
6
3
16
9

Medium Clouds (% Sky Obscured)

45
45
56
41
31
30
22
21
13
5
1
1
2
2
2
2
4
5
6
5
3
1
4
3

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
18

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

8
7
6
5
4
3
3
3
4
3
3
3
4
4
4
5
8
9
7
4
3
2
0
0

Precipitation Amount (mm)

0.25
0.16
0.13
0.1
0.07
0.05
0.04
0.05
0.06
0.05
0.03
0.02
0.02
0.03
0.05
0.12
0.27
0.36
0.23
0.08
0.03
0.01
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

29
29
29
28
28
28
27
27
26
26
26
25
25
25
24
24
24
24
24
24
25
26
27
28

Feels Like (°C)

31
31
31
31
31
30
29
28
27
26
26
26
26
25
25
25
24
24
25
25
26
26
29
30

Dew Point (°C)

22
22
22
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
20
20

Relative Humidity (%)

66
65
65
65
65
66
68
72
75
76
76
77
78
80
81
82
84
83
82
80
77
73
67
63

Pressure (mb)

1021
1020
1019
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1018
1017
1017
1017
1017
1017
1018
1019
1019
1019
1019

Ozone (du)

234
235
235
235
235
234
234
234
234
234
234
234
234
234
233
233
233
233
233
234
234
234
235
235

Tuesday 18

Waxing Gibbous 74%

14:02

02:37

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

Sun - Rise: 06:50, Set: 17:51, Transit: 12:20. Moon - Rise: 14:02, Set: 02:37. Civil Dark: 18:15 - 06:26. Nautical Dark: 18:42 - 05:59. Astro Dark: 19:09 - 05:32

Total Clouds (% Sky Obscured)

41
41
2
2
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
50
50
50
50

Low Clouds (% Sky Obscured)

5
6
2
2
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1

Medium Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1

High Clouds (% Sky Obscured)

38
38
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
49
49
49
49

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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 (%)

0
0
0
2
2
2
2
2
2
2
2
2
2
2
2
2
2
3
3
3
3
2
0
0

Precipitation Amount (mm)

0
0
0
0.01
0.01
0.02
0.02
0.01
0.01
0.01
0.01
0.02
0.02
0.02
0.02
0.02
0.02
0.02
0.02
0.02
0.02
0.01
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

29
29
30
30
29
28
27
26
25
25
25
25
24
24
24
24
23
23
24
24
25
26
27
29

Feels Like (°C)

31
31
31
31
31
30
29
28
26
25
25
25
25
24
24
24
24
24
24
25
25
26
29
30

Dew Point (°C)

20
20
19
20
20
20
20
20
20
20
19
19
19
19
19
19
19
19
19
20
20
19
19
19

Relative Humidity (%)

59
56
54
55
57
60
63
67
70
72
72
73
74
75
76
76
78
78
77
76
73
68
61
56

Pressure (mb)

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

Ozone (du)

235
235
235
234
234
234
234
234
233
233
233
233
233
233
233
233
233
233
233
233
232
232
233
233

Wednesday 19

Waxing Gibbous 83%

14:42

03:31

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

Sun - Rise: 06:50, Set: 17:52, Transit: 12:21. Moon - Rise: 14:42, Set: 03:31. Civil Dark: 18:15 - 06:27. Nautical Dark: 18:43 - 06:00. Astro Dark: 19:09 - 05:33

Total Clouds (% Sky Obscured)

50
50
3
3
3
3
3
3
0
0
0
0
0
0
13
13
13
13
13
13
25
25
25
25

Low Clouds (% Sky Obscured)

1
1
1
1
1
1
1
1
0
0
0
0
0
0
13
13
13
13
13
13
19
19
19
19

Medium Clouds (% Sky Obscured)

1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
21
21
21
21

High Clouds (% Sky Obscured)

49
49
2
2
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
9
8
8
8
9
10
10
10
10

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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
3
3
3
3
3
3
2
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.02
0.03
0.03
0.03
0.02
0.02
0.02
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

29
30
30
30
29
29
28
27
26
25
25
24
24
24
23
23
23
24
24
24
25
26
28
29

Feels Like (°C)

31
31
31
32
31
30
29
28
26
26
25
25
24
24
24
24
24
24
24
25
26
27
29
30

Dew Point (°C)

19
19
19
19
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20

Relative Humidity (%)

53
52
52
52
56
60
64
69
73
75
75
77
79
80
81
81
82
81
79
78
76
71
65
61

Pressure (mb)

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

Ozone (du)

232
232
232
232
232
232
232
232
232
232
231
230
230
230
230
230
230
230
231
231
232
232
233
233

Thursday 20

Waxing Gibbous 91%

15:25

04:29

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

Sun - Rise: 06:51, Set: 17:52, Transit: 12:21. Moon - Rise: 15:25, Set: 04:29. Civil Dark: 18:16 - 06:27. Nautical Dark: 18:43 - 06:00. Astro Dark: 19:10 - 05:33

Total Clouds (% Sky Obscured)

25
25
40
40
40
40
40
40
15
15
15
15
15
15
25
25
25
25
25
25
34
34
34
34

Low Clouds (% Sky Obscured)

19
19
9
9
9
9
9
9
7
7
7
7
7
7
15
15
15
15
15
15
24
24
24
24

Medium Clouds (% Sky Obscured)

21
21
38
38
38
38
38
38
13
13
13
13
13
13
23
23
23
23
23
23
27
27
27
27

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)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
9
8
8
8
8
9
10
10
10
10

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
Very Light Rain
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

Precipitation Probability (%)

3
4
7
10
11
11
9
6
3
2
0
0
0
0
2
2
1
1
1
0
2
2
2
2

Precipitation Amount (mm)

0.02
0.08
0.17
0.24
0.3
0.31
0.21
0.09
0.03
0.01
0
0
0
0
0.01
0.01
0.01
0.01
0.01
0
0.01
0.01
0.01
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

29
29
29
28
28
27
27
26
26
25
25
25
25
24
24
24
24
24
24
24
25
26
28
29

Feels Like (°C)

31
31
31
30
30
29
28
28
26
26
26
26
25
25
25
24
24
24
24
25
25
27
29
30

Dew Point (°C)

20
21
21
21
20
20
20
20
20
20
20
20
20
20
20
20
20
19
19
19
19
20
20
20

Relative Humidity (%)

60
61
62
63
64
66
68
70
72
74
74
76
77
78
78
78
78
77
76
74
71
67
61
58

Pressure (mb)

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

Ozone (du)

232
231
231
231
230
230
230
230
230
230
230
230
230
231
231
231
231
232
232
233
233
234
234
234

Friday 21

Waxing Gibbous 96%

16:13

05:30

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

Sun - Rise: 06:51, Set: 17:53, Transit: 12:22. Moon - Rise: 16:13, Set: 05:30. Civil Dark: 18:16 - 06:28. Nautical Dark: 18:43 - 06:01. Astro Dark: 19:10 - 05:34

Total Clouds (% Sky Obscured)

34
34
33
33
33
33
33
33
4
4
4
4
4
4
6
6
6
6
6
6
36
36
36
36

Low Clouds (% Sky Obscured)

24
24
29
29
29
29
29
29
4
4
4
4
4
4
6
6
6
6
6
6
17
17
17
17

Medium Clouds (% Sky Obscured)

27
27
17
17
17
17
17
17
0
0
0
0
0
0
2
2
2
2
2
2
32
32
32
32

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)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
9
9
9
9
10
10
10
10
10
10

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

Precipitation Probability (%)

2
2
2
0
0
0
0
0
0
0
0
0
0
1
1
3
4
6
9
13
15
14
8
5

Precipitation Amount (mm)

0.01
0.01
0.01
0
0
0
0
0
0
0
0
0
0
0.01
0.01
0.02
0.04
0.05
0.07
0.11
0.16
0.15
0.12
0.09

Wind Speed/Direction (mph)

13
13
12
12
12
11
11
11
10
10
10
10
10
9
9
9
9
9
9
10
11
12
13
13

Chance of Frost

Temperature (°C)

29
30
29
29
29
28
27
26
25
25
25
25
24
24
24
24
24
24
24
25
25
26
27
28

Feels Like (°C)

31
31
31
31
30
29
28
27
26
25
25
25
25
24
24
24
24
24
25
25
26
28
29
30

Dew Point (°C)

19
19
19
19
19
19
19
19
19
19
19
19
19
19
20
20
20
20
20
21
21
21
21
20

Relative Humidity (%)

56
54
54
55
57
59
62
65
69
70
71
73
74
76
78
79
80
80
80
80
78
73
67
62

Pressure (mb)

1018
1017
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1017
1017
1018
1018
1018

Ozone (du)

234
234
233
233
233
233
233
233
234
234
234
234
234
235
235
235
234
234
235
235
235
235
235
235

Forecast for San Juan, El Cinco, PR (18.40,-66.07)

Generated: 15/12/18 00:22:57. Forecast: 15/12/18 to 21/12/18. Timezone: UTC-4.00