Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 25

Waxing Crescent 40%

11:32

22:56

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

Sun - Rise: 06:54, Set: 17:56, Transit: 12:25. Moon - Rise: 11:32, Set: 22:56. Civil Dark: 18:20 - 06:31. Nautical Dark: 18:47 - 06:03. Astro Dark: 19:14 - 05:36

Total Clouds (% Sky Obscured)

50
47
64
67
60
65
58
59
64
58
38
44
51
46
38
20
27
45
57
34
19
40
34
40

Low Clouds (% Sky Obscured)

24
36
42
41
45
54
55
59
64
58
21
30
40
28
26
20
25
30
26
11
8
13
11
15

Medium Clouds (% Sky Obscured)

27
0
48
16
7
11
0
0
0
0
0
0
0
0
0
0
0
0
28
12
0
22
27
29

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
7
9
7
4
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
24
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
31
28
31
38
47
45
33
2
17
25
34
30
29
35
26
26
18
14
14
16
20

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

14
13
12
11
11
12
11
10
10
9
7
6
5
6
7
7
7
8
9
11
11
9
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

18
19
19
19
19
19
19
19
19
20
20
20
20
20
20
19
19
19
19
18
18
18
17
17

Relative Humidity (%)

68
70
72
73
73
71
71
72
74
77
77
75
74
72
70
68
68
67
66
64
62
63
64
63

Pressure (mb)

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

Ozone (du)

252
252
253
253
254
253
253
254
253
253
253
253
254
255
256
255
255
255
254
253
251
250
249
248

Friday 26

Waxing Crescent 52%

12:08

23:49

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
12 OK
13 Bad
14 Bad
15 Bad
16 OK
17 OK
18 Bad
19 Bad

Sun - Rise: 06:55, Set: 17:56, Transit: 12:26. Moon - Rise: 12:08, Set: 23:49. Civil Dark: 18:20 - 06:31. Nautical Dark: 18:47 - 06:04. Astro Dark: 19:14 - 05:37

Total Clouds (% Sky Obscured)

49
48
52
60
62
68
71
71
77
74
75
79
71
65
46
52
36
40
54
50
33
35
48
59

Low Clouds (% Sky Obscured)

17
23
25
25
42
40
37
36
46
36
33
47
23
29
13
24
21
40
53
50
20
13
19
21

Medium Clouds (% Sky Obscured)

32
30
33
37
8
32
42
45
51
51
51
50
42
33
28
37
27
16
14
21
2
0
10
30

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

Fog (%)

0
0
0
0
0
24
24
24
24
24
24
24
23
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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
None
None
None
None

Precipitation Probability (%)

24
26
26
26
29
31
36
44
52
50
48
35
28
24
19
7
7
17
17
7
5
4
2
7

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

17
18
18
18
18
18
18
18
18
19
18
19
19
19
19
19
19
19
19
19
19
19
19
19

Relative Humidity (%)

64
67
70
71
72
73
74
75
75
76
76
78
75
71
67
65
64
64
66
67
68
66
69
70

Pressure (mb)

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

Ozone (du)

247
249
249
249
249
248
246
245
245
245
246
246
246
248
250
249
248
247
247
247
247
246
246
246

Saturday 27

First Quarter 63%

12:45

00:44

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
12 Bad
13 OK
14 Bad
15 Bad
16 Bad
17 OK
18 OK
19 OK

Sun - Rise: 06:55, Set: 17:57, Transit: 12:26. Moon - Rise: 12:45, Set: 00:44. Civil Dark: 18:21 - 06:31. Nautical Dark: 18:48 - 06:04. Astro Dark: 19:15 - 05:37

Total Clouds (% Sky Obscured)

51
61
65
66
77
78
74
74
47
41
46
53
46
53
51
63
58
42
49
48
54
45
42
34

Low Clouds (% Sky Obscured)

19
22
33
45
62
53
39
37
32
34
37
46
39
52
47
45
32
30
32
17
19
17
15
14

Medium Clouds (% Sky Obscured)

29
23
28
31
44
50
45
36
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
0
0
0
0
0
24
29
4
11
19
26
21
13
6

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
24
24
1
2
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 (%)

8
7
23
27
30
27
25
19
25
25
18
18
16
26
25
16
15
4
4
4
3
2
2
1

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)

8
8
8
8
7
6
5
6
6
6
6
5
5
6
7
7
8
8
9
9
10
10
10
10

Chance of Frost

Temperature (°C)

24
24
24
24
24
24
24
23
23
23
23
23
23
24
25
25
25
25
25
25
25
25
24
24

Feels Like (°C)

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

Dew Point (°C)

19
19
19
19
19
19
19
19
20
19
19
19
19
19
19
19
19
19
18
18
18
18
17
17

Relative Humidity (%)

71
72
73
74
75
77
77
77
79
78
79
79
77
72
70
69
68
67
66
66
65
64
64
62

Pressure (mb)

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

Ozone (du)

247
247
246
246
246
246
247
245
245
245
245
246
247
247
248
249
250
249
249
250
250
248
247
245

Sunday 28

Waxing Gibbous 74%

13:27

01:42

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

Sun - Rise: 06:55, Set: 17:58, Transit: 12:26. Moon - Rise: 13:27, Set: 01:42. Civil Dark: 18:21 - 06:32. Nautical Dark: 18:48 - 06:05. Astro Dark: 19:15 - 05:38

Total Clouds (% Sky Obscured)

37
40
43
46
46
43
40
34
31
27
24
22
28
36
43
35
25
12
14
16
18
21
26
27

Low Clouds (% Sky Obscured)

15
17
18
18
18
18
17
16
14
13
13
11
11
12
13
10
8
5
6
6
7
8
10
11

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
8
15
23
15
8
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

4
2
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
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 (%)

0
0
0
0
0
0
0
0
0
3
2
2
6
6
2
3
2
0
0
0
0
0
0
0

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

25
25
26
26
26
25
25
25
25
25
25
25
25
26
26
26
26
26
26
26
26
26
25
25

Dew Point (°C)

17
16
16
16
16
16
15
15
16
15
15
15
15
15
15
16
16
16
16
16
16
17
17
17

Relative Humidity (%)

62
61
61
61
61
61
61
62
63
62
64
64
62
59
57
56
55
55
56
56
58
60
62
64

Pressure (mb)

1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1017
1017
1018
1018
1017
1017
1016
1015
1014
1014
1015
1015
1016

Ozone (du)

245
244
245
246
246
245
245
245
244
245
246
246
246
245
245
247
247
246
246
246
246
245
244
244

Monday 29

Waxing Gibbous 74%

14:14

02:44

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

Sun - Rise: 06:56, Set: 17:58, Transit: 12:27. Moon - Rise: 14:14, Set: 02:44. Civil Dark: 18:22 - 06:32. Nautical Dark: 18:49 - 06:05. Astro Dark: 19:16 - 05:38

Total Clouds (% Sky Obscured)

31
31
31
39
48
60
73
80
86
83
59
53
44
35
26
39
53
66
63
59
54
45
36
27

Low Clouds (% Sky Obscured)

10
12
12
15
27
45
73
80
84
79
38
31
26
22
17
30
44
56
54
50
46
39
33
26

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
18
34
51
48
44
38
30
20
15
21
27
33
32
31
32
21
11
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
1
1
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
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 (%)

0
1
0
1
1
0
5
6
8
10
11
3
10
9
5
14
17
17
19
19
18
16
13
7

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)

10
9
8
7
6
5
5
5
5
5
5
5
5
6
6
6
7
8
10
10
10
10
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

17
17
18
18
18
18
17
18
17
18
18
18
18
18
19
19
20
20
21
20
20
20
20
20

Relative Humidity (%)

66
67
70
71
71
71
70
70
69
70
70
73
72
69
67
64
67
70
73
71
70
69
71
74

Pressure (mb)

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

Ozone (du)

244
244
244
245
245
244
244
244
244
243
242
242
242
243
243
244
244
244
244
243
243
243
243
242

Tuesday 30

Waxing Gibbous 84%

15:08

03:50

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

Sun - Rise: 06:56, Set: 17:59, Transit: 12:27. Moon - Rise: 15:08, Set: 03:50. Civil Dark: 18:22 - 06:32. Nautical Dark: 18:50 - 06:05. Astro Dark: 19:16 - 05:38

Total Clouds (% Sky Obscured)

22
17
12
18
24
27
25
24
25
32
41
47
40
38
31
32
28
30
34
43
54
49
45
44

Low Clouds (% Sky Obscured)

17
9
0
4
8
12
8
6
3
5
7
9
6
4
1
10
19
27
24
21
18
12
7
3

Medium Clouds (% Sky Obscured)

5
9
12
9
4
0
0
0
0
0
0
0
0
0
0
0
0
0
6
12
18
12
6
1

High Clouds (% Sky Obscured)

0
0
0
0
0
0
3
7
15
27
33
45
38
37
31
13
9
4
5
5
15
20
20
25

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 (%)

8
7
3
6
5
1
4
4
0
1
1
0
1
1
0
1
1
1
1
0
0
0
0
0

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
77
77
78
78
79
78
79
78
77
75
75
73
71
67
64
65
64
65
67
68
70
72
76

Pressure (mb)

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

Ozone (du)

242
242
243
244
244
243
243
242
242
242
242
242
241
242
243
243
243
244
244
244
244
244
244
243

Wednesday 31

Waxing Gibbous 92%

16:10

04:59

20 OK
21 OK
22 OK
23 OK
00 OK
01 OK
02 OK
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 06:56, Set: 17:59, Transit: 12:28. Moon - Rise: 16:10, Set: 04:59. Civil Dark: 18:23 - 06:33. Nautical Dark: 18:50 - 06:06. Astro Dark: 19:17 - 05:39

Total Clouds (% Sky Obscured)

47
46
44
42
38
39
48
57
65
63
61
59
56
51
53
55
57
63

Low Clouds (% Sky Obscured)

3
3
4
4
2
0
1
2
2
2
2
3
4
5
6
9
11
15

Medium Clouds (% Sky Obscured)

1
1
1
4
8
11
15
20
24
20
16
12
17
23
28
33
37
41

High Clouds (% Sky Obscured)

19
18
12
9
9
10
10
10
15
20
25
30
29
27
13
4
4
4

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
0
0
0
0
0
0
0
0
1
1
0
1
1
1
3
4
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
78
79
79
79
78
77
77
77
75
74
74
74
70
67
63
62
62

Pressure (mb)

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

Ozone (du)

243
242
241
240
240
240
240
240
240
240
240
239
239
239
239
239
238
238

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

Generated: 25/12/25 20:27:01. Forecast: 25/12/25 to 31/12/25. Timezone: UTC-4.00