Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 20

Waxing Crescent 1%

08:12

18:24

10 Bad
11 Bad
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

Sun - Rise: 06:52, Set: 17:53, Transit: 12:22. Moon - Rise: 08:12, Set: 18:24. Civil Dark: 18:16 - 06:28. Nautical Dark: 18:44 - 06:01. Astro Dark: 19:11 - 05:34

Total Clouds (% Sky Obscured)

64
59
62
61
44
41
36
51
71
59
59
45
52
63
64
74
69
64
55
52
65
59
60
54

Low Clouds (% Sky Obscured)

23
20
22
23
17
23
17
16
19
22
23
19
19
38
40
47
38
30
22
17
54
54
60
48

Medium Clouds (% Sky Obscured)

47
42
27
29
0
0
1
10
34
26
25
0
0
28
30
42
27
30
34
32
26
27
23
0

High Clouds (% Sky Obscured)

1
2
0
2
2
2
0
14
24
4
2
2
2
3
2
0
1
0
0
0
0
2
0
0

ISS Passover

Visibility (miles)

7
8
7
9
9
9
9
9
9
9
7
7
7
7
6
7
6
7
9
9
9
6
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
Light Rain
Very Light Rain
Very Light Rain
None
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
Very Light Rain
Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

0
0
0
36
40
33
14
15
27
47
47
46
41
53
66
75
66
51
45
48
68
55
40
22

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.4
0.3
0.3
0
0.4
0.6
1.1
0.8
0.3
0
0.2
0.7
0.3
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
75
69
65
66
68
67
69
72
77
79
78
77
78
78
79
79
78
76
77
78
77
73
68

Pressure (mb)

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

Ozone (du)

248
247
247
247
247
246
245
244
244
244
243
243
243
243
242
240
238
238
237
236
236
237
238
239

Sunday 21

Waxing Crescent 3%

08:58

19:19

10 OK
11 OK
12 OK
13 OK
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

Sun - Rise: 06:52, Set: 17:53, Transit: 12:22. Moon - Rise: 08:58, Set: 19:19. Civil Dark: 18:17 - 06:28. Nautical Dark: 18:44 - 06:01. Astro Dark: 19:11 - 05:34

Total Clouds (% Sky Obscured)

35
36
33
30
32
33
26
40
48
60
51
52
61
57
61
52
56
61
64
57
57
67
56
63

Low Clouds (% Sky Obscured)

19
18
19
16
19
24
18
24
17
21
20
27
16
22
16
15
16
25
22
20
20
27
20
19

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
32
32
24
0
46
34
30
22
38
39
37
36
29
35
0
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
9
9
9
9
6
7
9
9
7
7
6
7
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
Light Rain
Light Rain
Very Light Rain
None
None
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

11
8
9
9
20
30
27
20
24
28
43
68
68
52
39
44
64
71
59
54
56
61
69
60

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0.9
0.8
0.3
0
0
0.5
0.7
0.4
0.3
0.3
0.3
0.6
0.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

27
27
28
28
28
28
28
28
28
28
28
27
28
27
27
28
28
28
27
27
27
27
28
28

Dew Point (°C)

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

Relative Humidity (%)

65
63
63
66
68
70
74
75
77
78
78
79
81
79
78
78
78
79
78
78
78
78
77
77

Pressure (mb)

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

Ozone (du)

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

Monday 22

Waxing Crescent 7%

09:40

20:15

10 Bad
11 Bad
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

Sun - Rise: 06:53, Set: 17:54, Transit: 12:23. Moon - Rise: 09:40, Set: 20:15. Civil Dark: 18:17 - 06:29. Nautical Dark: 18:45 - 06:02. Astro Dark: 19:12 - 05:35

Total Clouds (% Sky Obscured)

56
54
47
46
46
43
35
50
48
54
54
59
52
58
60
62
68
67
67
62
62
57
49
45

Low Clouds (% Sky Obscured)

19
21
15
16
15
14
13
17
18
22
29
39
32
30
31
38
43
38
39
42
46
46
33
27

Medium Clouds (% Sky Obscured)

2
25
15
0
0
8
5
16
34
37
29
39
28
39
32
24
30
36
43
28
15
0
0
0

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)

5
9
3
9
9
9
9
9
6
8
8
9
9
8
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

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

Precipitation Probability (%)

44
46
31
16
19
37
47
62
71
65
71
63
54
57
60
60
53
48
54
49
38
30
29
23

Precipitation Amount (mm)

0.2
0.3
0
0
0
0
0
0.6
0.9
0.6
0.8
0.5
0.3
0.3
0.4
0.6
0.4
0.3
0.5
0.3
0
0
0
0

Wind Speed/Direction (mph)

11
11
12
12
12
11
12
11
11
12
12
11
11
10
10
10
11
11
11
12
12
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
71
68
68
67
69
72
75
76
78
78
78
78
79
79
78
79
79
79
78
78
76
73
69

Pressure (mb)

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

Ozone (du)

238
238
239
239
239
238
238
238
238
238
239
240
241
242
242
241
240
240
240
240
241
242
244
245

Tuesday 23

Waxing Crescent 13%

No Rise

21:09

10 Bad
11 Bad
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

Sun - Rise: 06:53, Set: 17:54, Transit: 12:23. Moon - Rise: No Rise, Set: 21:09. Civil Dark: 18:18 - 06:29. Nautical Dark: 18:45 - 06:02. Astro Dark: 19:12 - 05:35

Total Clouds (% Sky Obscured)

39
40
37
37
41
46
44
51
55
63
62
66
61
68
75
69
67
68
68
67
76
76
81
77

Low Clouds (% Sky Obscured)

17
16
15
23
22
29
17
26
32
36
34
36
24
31
42
45
38
35
34
33
54
59
50
25

Medium Clouds (% Sky Obscured)

0
0
0
0
8
16
24
26
27
29
29
29
30
30
31
32
29
26
23
24
24
24
25
24

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
7
12
15
21
25
47
66

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
9
7
6
9
7
9
9
9
7
9
9
9
7
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
Light Rain
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
Light Rain

Precipitation Probability (%)

13
17
16
17
24
28
33
39
48
58
55
58
55
63
67
78
80
80
78
87
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.4
0.3
0.4
0.4
0.4
0.5
0.7
0.7
0.7
0.9
0.8
1
1.4
1.3
1.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

27
27
27
27
27
27
27
27
27
26
26
26
26
26
26
26
26
26
26
26
26
26
26
26

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

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

Ozone (du)

246
247
248
247
247
247
247
247
246
245
245
245
245
247
247
248
248
248
247
247
247
248
247
248

Wednesday 24

Waxing Crescent 21%

10:19

22:03

10 Bad
11 Bad
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

Sun - Rise: 06:53, Set: 17:55, Transit: 12:24. Moon - Rise: 10:19, Set: 22:03. Civil Dark: 18:18 - 06:30. Nautical Dark: 18:46 - 06:03. Astro Dark: 19:13 - 05:36

Total Clouds (% Sky Obscured)

82
82
83
80
81
82
100
69
75
66
66
65
69
63
65
63
64
59
55
56
63
64
68
69

Low Clouds (% Sky Obscured)

26
27
27
15
18
20
25
24
26
37
34
32
30
35
37
43
39
37
34
35
34
35
33
33

Medium Clouds (% Sky Obscured)

23
14
7
0
7
13
20
22
24
24
26
25
30
27
24
21
24
27
32
29
26
23
27
28

High Clouds (% Sky Obscured)

80
82
81
75
72
70
100
67
75
57
52
48
43
33
28
20
14
8
1
4
8
12
9
4

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

95
95
73
45
57
63
70
85
95
95
95
95
66
73
87
95
94
85
77
72
68
67
70
75

Precipitation Amount (mm)

1.3
1
0.5
0
0.2
0.2
0.2
0.5
0.8
1.2
1.9
1.1
0.4
0.5
0.7
1.2
0.9
0.7
0.7
0.5
0.4
0.5
0.5
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
69
69
68
69
69
70
72
76
77
77
78
78
78
78
78
79
79
78
78
78
78
78
77

Pressure (mb)

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

Ozone (du)

248
249
248
248
246
246
246
246
246
246
246
247
247
248
248
248
249
249
248
248
249
249
249
249

Thursday 25

Waxing Crescent 30%

10:56

22:56

10 Bad
11 Bad
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

Sun - Rise: 06:54, Set: 17:55, Transit: 12:24. Moon - Rise: 10:56, Set: 22:56. Civil Dark: 18:19 - 06:30. Nautical Dark: 18:46 - 06:03. Astro Dark: 19:13 - 05:36

Total Clouds (% Sky Obscured)

68
69
74
71
70
66
63
63
61
63
65
63
64
67
72
75
74
71
67
62
57
51
42
35

Low Clouds (% Sky Obscured)

30
37
41
46
43
43
40
41
38
39
38
38
37
38
39
42
42
45
48
42
37
35
27
19

Medium Clouds (% Sky Obscured)

29
27
24
22
22
23
23
25
28
30
30
30
30
29
27
25
29
31
34
22
11
0
7
13

High Clouds (% Sky Obscured)

0
5
10
13
13
14
13
14
17
17
18
16
16
17
14
10
7
3
0
0
0
0
0
0

ISS Passover

Visibility (miles)

7
6
6
5
5
4
3
3
5
7
9
8
7
6
7
8
9
8
7
6
7
8
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
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
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

81
76
74
77
81
86
93
94
95
95
95
95
95
95
90
90
79
73
69
62
54
47
44
40

Precipitation Amount (mm)

0.7
0.5
0.5
0.5
0.6
0.6
0.8
0.8
0.9
1.1
1
1
1.3
0.9
0.8
0.9
0.6
0.5
0.6
0.4
0.3
0.3
0.2
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

25
25
25
25
25
25
25
25
24
24
24
24
24
24
24
24
24
24
24
24
24
25
25
25

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
75
73
74
74
76
77
78
77
78
79
78
78
78
78
78
77
77
77
77
76
74
73
70

Pressure (mb)

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

Ozone (du)

250
250
250
250
250
250
250
250
250
250
250
251
251
251
251
250
250
251
251
251
252
253
253
254

Friday 26

Waxing Crescent 40%

11:32

23:49

10 Bad
11 Bad
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

Sun - Rise: 06:54, Set: 17:56, Transit: 12:25. Moon - Rise: 11:32, Set: 23:49. Civil Dark: 18:20 - 06:31. Nautical Dark: 18:47 - 06:03. Astro Dark: 19:14 - 05:37

Total Clouds (% Sky Obscured)

28
35
43
49
46
44
41
43
45
47
51
58
57
54
53
44

Low Clouds (% Sky Obscured)

13
19
23
27
26
22
19
16
15
17
20
24
26
27
27
28

Medium Clouds (% Sky Obscured)

20
21
22
23
25
28
30
34
38
41
40
37
33
22
11
0

High Clouds (% Sky Obscured)

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
8
8
8
9
9
9
9
9
9
9

Fog (%)

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

Precipitation Probability (%)

37
36
36
37
37
38
40
40
42
46
45
45
47
41
33
24

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

15
16
15
15
15
15
15
15
15
15
15
15
14
14
14
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

19
19
19
19
18
18
19
19
19
19
19
19
19
19
19
19

Relative Humidity (%)

67
65
64
63
62
64
67
70
71
71
72
73
72
73
73
73

Pressure (mb)

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

Ozone (du)

254
255
255
254
254
254
254
253
253
253
253
253
254
254
254
253

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

Generated: 20/12/25 10:24:54. Forecast: 20/12/25 to 26/12/25. Timezone: UTC-4.00