Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 28

Waxing Gibbous 63%

13:32

01:46

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

Sun - Rise: 06:59, Set: 18:02, Transit: 12:31. Moon - Rise: 13:32, Set: 01:46. Civil Dark: 18:25 - 06:35. Nautical Dark: 18:53 - 06:08. Astro Dark: 19:20 - 05:41

Total Clouds (% Sky Obscured)

1
4
7
20
12
39
50
75
73
16
3
3
15
20
16
2
0
0
0
0
0
4
29
72

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
6
8
6
1
0
0
0
0
0
4
29
72

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)

0
4
7
20
12
38
50
75
73
16
2
2
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
0
1
0
0
0
0
0
0
0
0
0
0
1
0
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
7
6
5
5
4
4
4
4
4
5
5
5
4
3
3
5
4
3
0
1
4
2
3

Chance of Frost

Temperature (°C)

21
20
19
19
18
18
18
18
18
17
17
17
18
18
20
24
26
27
29
29
29
27
26
24

Feels Like (°C)

22
21
21
21
19
20
18
17
18
18
17
19
19
19
22
26
28
29
31
33
32
29
27
26

Dew Point (°C)

15
15
15
15
15
15
15
15
15
14
15
15
15
16
16
16
16
15
15
15
16
18
19
19

Relative Humidity (%)

68
74
77
80
82
82
82
82
82
82
85
86
86
88
80
63
54
48
43
42
46
56
66
72

Pressure (mb)

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

Ozone (du)

245
244
244
244
245
245
245
245
245
246
247
246
245
245
245
245
245
244
244
243
243
244
244
243

Monday 29

Waxing Gibbous 74%

14:19

02:48

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

Sun - Rise: 06:59, Set: 18:02, Transit: 12:31. Moon - Rise: 14:19, Set: 02:48. Civil Dark: 18:26 - 06:36. Nautical Dark: 18:53 - 06:08. Astro Dark: 19:20 - 05:42

Total Clouds (% Sky Obscured)

79
76
61
59
50
55
45
63
61
48
42
21
2
0
3
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

79
76
61
59
50
55
45
63
61
48
42
21
0
0
1
0
0
0
0
0
0
0
0
0

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)

0
0
0
0
0
0
0
0
0
0
0
0
2
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
46
25
47
27
11
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 (%)

4
15
18
26
27
23
19
18
16
18
4
16
2
3
1
0
0
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)

3
2
2
3
4
4
4
4
4
3
4
4
4
4
4
3
3
3
3
6
7
5
4
4

Chance of Frost

Temperature (°C)

23
22
22
21
20
20
19
19
18
19
19
19
18
18
20
23
26
28
29
29
29
29
28
25

Feels Like (°C)

24
24
24
23
22
22
22
22
21
22
22
22
21
20
23
26
29
30
31
31
31
31
30
27

Dew Point (°C)

19
20
20
19
19
18
18
17
16
17
17
17
16
16
17
18
16
15
15
15
16
17
17
18

Relative Humidity (%)

79
85
89
89
92
91
89
88
88
88
88
88
86
86
82
70
54
46
41
41
45
48
53
63

Pressure (mb)

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

Ozone (du)

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

Tuesday 30

Waxing Gibbous 84%

15:13

03:54

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

Sun - Rise: 07:00, Set: 18:03, Transit: 12:32. Moon - Rise: 15:13, Set: 03:54. Civil Dark: 18:27 - 06:36. Nautical Dark: 18:54 - 06:09. Astro Dark: 19:21 - 05:42

Total Clouds (% Sky Obscured)

2
29
12
13
15
21
54
46
11
7
16
33
59
76
71
67
64
50
76
100
100
100
100
100

Low Clouds (% Sky Obscured)

1
9
3
3
4
6
6
5
3
1
4
10
46
45
7
3
7
0
3
19
15
12
17
14

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
1
5
8
13
23
24
23
7
3
12
15
13
28
41
45

High Clouds (% Sky Obscured)

0
2
4
3
2
2
35
30
2
3
2
2
12
42
45
45
45
43
73
100
100
100
100
100

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
2
4
6
6
6
5
6
5
6
7
7
6
4
4
2
2
5
4
11
16
17
45

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)

4
3
2
2
3
3
3
3
3
3
3
4
4
5
4
3
2
2
2
3
4
2
0
1

Chance of Frost

Temperature (°C)

22
21
21
20
20
20
20
19
19
19
19
19
19
19
21
25
26
28
30
30
30
28
27
26

Feels Like (°C)

25
24
24
23
23
23
22
22
20
22
22
21
21
20
22
27
28
30
31
31
31
29
29
29

Dew Point (°C)

18
18
18
17
17
17
17
16
16
16
16
15
15
15
16
18
18
18
18
18
19
20
20
21

Relative Humidity (%)

76
81
82
82
84
84
84
84
84
82
81
78
78
77
75
65
60
54
50
48
50
62
66
72

Pressure (mb)

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

Ozone (du)

238
238
238
238
238
239
239
240
239
240
240
240
240
239
240
240
239
239
238
237
237
237
236
235

Wednesday 31

Waxing Gibbous 92%

16:15

05:03

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:00, Set: 18:04, Transit: 12:32. Moon - Rise: 16:15, Set: 05:03. Civil Dark: 18:27 - 06:36. Nautical Dark: 18:54 - 06:09. Astro Dark: 19:21 - 05:42

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

17
19
16
12
9
10
10
12
16
22
27
29
26
23
26
23
37
26
23
21
20
27
25
23

Medium Clouds (% Sky Obscured)

52
56
56
58
58
61
63
66
66
68
68
63
58
53
65
77
88
92
96
100
93
84
79
80

High Clouds (% Sky Obscured)

100
100
100
100
100
100
99
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
7
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

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

Precipitation Probability (%)

57
63
62
59
55
54
46
22
28
37
44
76
91
88
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0.4
0.5
0.4
0.3
0.3
0.2
0
0
0
0
0
0.3
0.4
0.4
0.8
1.3
1.9
1.9
2
2.3
1.9
1.8
2.1
1.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

24
23
22
22
21
21
22
22
21
21
21
22
22
22
22
23
24
26
27
28
26
25
24
23

Feels Like (°C)

27
26
25
24
24
23
24
24
23
22
23
23
23
23
24
25
26
27
28
29
28
26
26
25

Dew Point (°C)

21
20
19
18
18
18
19
19
19
18
18
19
19
19
19
19
19
18
17
16
17
16
17
17

Relative Humidity (%)

79
80
80
81
83
82
84
84
84
85
84
84
87
85
84
79
70
63
54
47
57
58
65
69

Pressure (mb)

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

Ozone (du)

235
235
236
235
234
234
233
232
232
232
233
232
232
233
233
233
234
233
233
233
232
233
233
233

Thursday 1

Waxing Gibbous 97%

17:22

06:11

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:00, Set: 18:04, Transit: 12:33. Moon - Rise: 17:22, Set: 06:11. Civil Dark: 18:28 - 06:37. Nautical Dark: 18:55 - 06:10. Astro Dark: 19:22 - 05:43

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
91
79
73
77
77
82
73
64
56
58
61
65
50

Low Clouds (% Sky Obscured)

51
35
6
5
5
6
7
9
13
16
22
16
16
8
9
7
8
8
9
9
10
10
10
11

Medium Clouds (% Sky Obscured)

83
85
82
70
71
69
65
57
47
53
60
51
38
28
37
40
43
37
32
22
22
22
22
19

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
89
83
53
48
40
32
29
24
27
34
27
20
14
8

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

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

Precipitation Probability (%)

95
78
66
52
33
45
48
42
63
74
76
73
64
48
80
67
6
8
7
3
6
6
4
11

Precipitation Amount (mm)

0.8
0.4
0.3
0
0
0
0
0
0
0.3
0.5
0.4
0.2
0
0.5
0.4
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
22
22
21
21
21
21
21
21
20
20
20
21
21
22
24
25
27
28
29
29
28
28
27

Feels Like (°C)

25
24
24
23
23
23
23
22
22
22
21
21
23
22
23
24
24
25
26
26
27
29
29
27

Dew Point (°C)

19
18
18
18
18
19
18
17
18
17
18
17
18
18
18
18
18
18
18
17
16
16
16
15

Relative Humidity (%)

77
78
79
80
82
85
82
81
84
82
84
82
80
80
80
71
63
57
52
49
44
46
48
49

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1015
1015
1016
1016
1016
1015
1014
1013
1013
1013
1012

Ozone (du)

233
233
233
233
233
233
232
232
233
233
232
232
232
233
234
234
235
236
236
236
236
237
238
240

Friday 2

Waxing Gibbous 100%

No Rise

07:15

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

Sun - Rise: 07:00, Set: 18:05, Transit: 12:33. Moon - Rise: No Rise, Set: 07:15. Civil Dark: 18:28 - 06:37. Nautical Dark: 18:55 - 06:10. Astro Dark: 19:22 - 05:43

Total Clouds (% Sky Obscured)

39
29
30
30
31
19
9
0
1
1
1
1
0
0
0
0
0
3
7
10
23
31
43
47

Low Clouds (% Sky Obscured)

10
8
11
11
8
4
3
0
0
1
1
1
0
0
0
0
0
1
1
2
6
10
14
17

Medium Clouds (% Sky Obscured)

16
13
11
10
9
6
3
0
0
0
0
0
0
0
0
0
0
0
0
0
14
29
43
45

High Clouds (% Sky Obscured)

2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8

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 (%)

14
12
16
14
7
12
12
7
9
9
6
9
8
4
7
8
4
14
18
19
29
34
37
41

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)

2
1
1
1
1
1
1
2
2
2
2
3
3
3
3
2
1
2
2
4
5
4
2
1

Chance of Frost

Temperature (°C)

25
23
21
22
21
20
20
20
20
19
19
19
19
20
20
23
26
29
29
29
29
27
26
25

Feels Like (°C)

27
28
28
23
24
24
24
24
23
22
22
22
21
21
21
24
25
27
27
29
30
32
30
29

Dew Point (°C)

16
16
17
18
17
17
17
17
17
17
16
16
16
16
16
16
15
16
16
16
17
17
18
19

Relative Humidity (%)

57
66
76
77
80
81
81
84
85
85
84
84
81
78
75
63
53
45
45
46
48
53
60
68

Pressure (mb)

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

Ozone (du)

240
240
240
240
240
240
240
240
240
240
241
241
242
242
242
243
244
245
245
246
246
246
246
246

Saturday 3

Full Moon 99%

18:31

08:12

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
12 Bad
13 Bad

Sun - Rise: 07:01, Set: 18:06, Transit: 12:33. Moon - Rise: 18:31, Set: 08:12. Civil Dark: 18:29 - 06:37. Nautical Dark: 18:56 - 06:10. Astro Dark: 19:23 - 05:43

Total Clouds (% Sky Obscured)

51
55
63
71
75
56
32
13
9
5
4
5
7
9
31
53
74
54
33
13

Low Clouds (% Sky Obscured)

21
23
32
40
48
34
20
5
4
2
1
1
2
3
9
14
17
11
6
1

Medium Clouds (% Sky Obscured)

44
43
44
46
45
30
15
0
1
1
2
2
2
3
15
28
41
32
22
13

High Clouds (% Sky Obscured)

17
25
35
41
45
30
13
0
0
0
0
0
0
0
9
19
29
19
10
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

49
61
63
67
70
62
52
36
42
46
45
53
57
55
55
45
29
39
44
42

Precipitation Amount (mm)

0
0.4
0.4
0.5
0.8
0.5
0.3
0
0
0
0
0
0
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

24
23
23
23
23
22
22
21
21
21
21
20
20
21
21
24
26
28
28
27

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
77
81
84
87
91
91
92
93
92
92
91
88
84
80
70
60
52
52
51

Pressure (mb)

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

Ozone (du)

247
247
247
248
249
249
250
250
251
251
251
251
251
251
251
251
252
253
254
255

Forecast for Pueblo Nuevo, Miradero Barrio, Puerto Rico (18.09,-67.15)

Generated: 28/12/25 18:36:40. Forecast: 28/12/25 to 03/01/26. Timezone: UTC-4.00