Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 25

Waxing Gibbous 89%

16:12

03:12

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

Sun - Rise: 06:00, Set: 19:01, Transit: 12:31. Moon - Rise: 16:12, Set: 03:12. Civil Dark: 19:25 - 05:37. Nautical Dark: 19:52 - 05:09. Astro Dark: 20:21 - 04:41

Total Clouds (% Sky Obscured)

55
60
52
48
38
32
25
14
9
12
17
28
30
59
48
52
61
57
63
61
45
55
58
43

Low Clouds (% Sky Obscured)

51
57
52
41
33
26
18
11
9
12
13
21
24
56
47
51
52
50
56
57
44
55
58
40

Medium Clouds (% Sky Obscured)

0
0
0
5
0
0
0
0
0
0
0
0
0
0
0
0
22
18
18
10
0
0
0
0

High Clouds (% Sky Obscured)

1
2
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
4
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
Very Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

34
35
30
28
19
14
12
4
4
2
15
10
20
25
26
32
38
39
38
42
28
26
18
14

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

28
28
29
29
29
30
30
30
29
29
29
28
28
28
28
28
27
27
27
27
27
27
28
28

Feels Like (°C)

30
30
30
30
31
31
31
31
31
31
31
31
30
30
30
30
29
29
29
29
29
29
29
30

Dew Point (°C)

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

Relative Humidity (%)

76
74
74
74
70
69
69
71
71
73
75
80
80
82
81
81
81
81
82
82
83
81
78
78

Pressure (mb)

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

Ozone (du)

302
303
301
304
304
302
302
304
305
304
303
303
306
305
304
304
302
301
301
304
305
306
306
306

Sunday 26

Waxing Gibbous 94%

17:03

04:05

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

Sun - Rise: 06:00, Set: 19:01, Transit: 12:30. Moon - Rise: 17:03, Set: 04:05. Civil Dark: 19:24 - 05:37. Nautical Dark: 19:52 - 05:09. Astro Dark: 20:20 - 04:41

Total Clouds (% Sky Obscured)

36
34
35
26
22
24
24
28
26
29
31
30
26
31
61
76
75
80
83
79
83
75
79
47

Low Clouds (% Sky Obscured)

33
31
31
20
19
17
18
20
17
18
18
20
15
16
17
37
66
57
80
79
78
57
35
22

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
12
3
22
7
10
9
1
8
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
1
2
1
3
5
36
40
40
47
55
20
42
44
43
15

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
1
2
2
1
2
1
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
Very Light Rain
None
None

Precipitation Probability (%)

15
7
18
20
11
12
11
11
12
10
7
16
19
21
25
27
25
27
31
37
40
55
20
26

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
12
12
13
13
14
15
16
17
16
14
12
11
10
9
8
8
7
6
5
6
7
10
9

Chance of Frost

Temperature (°C)

28
29
29
29
29
29
29
29
29
29
28
28
28
28
27
27
27
28
28
27
27
27
27
27

Feels Like (°C)

31
31
31
30
31
30
30
31
31
31
30
31
31
31
30
29
29
29
30
30
30
30
29
30

Dew Point (°C)

24
23
23
23
23
23
23
23
23
23
23
24
24
24
24
24
24
23
23
23
23
23
23
23

Relative Humidity (%)

75
73
71
70
69
68
69
70
70
71
74
78
81
82
81
80
80
76
76
77
78
78
78
77

Pressure (mb)

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

Ozone (du)

308
309
309
309
309
309
309
309
309
308
307
306
305
304
306
308
307
305
303
305
305
305
306
305

Monday 27

Waxing Gibbous 98%

17:51

04:59

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

Sun - Rise: 06:01, Set: 19:01, Transit: 12:30. Moon - Rise: 17:51, Set: 04:59. Civil Dark: 19:24 - 05:37. Nautical Dark: 19:52 - 05:10. Astro Dark: 20:20 - 04:42

Total Clouds (% Sky Obscured)

31
40
62
24
57
28
44
51
58
3
10
12
0
0
0
4
13
18
37
73
75
43
47
31

Low Clouds (% Sky Obscured)

20
23
27
21
20
2
9
11
3
2
1
8
0
0
0
4
8
10
15
18
20
21
35
17

Medium Clouds (% Sky Obscured)

0
33
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
15
32
43
28
14
0

High Clouds (% Sky Obscured)

4
3
61
8
57
28
44
51
58
1
10
0
0
0
0
0
0
0
1
0
0
1
2
2

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

Precipitation Probability (%)

24
29
43
15
18
15
10
17
33
22
26
22
16
24
23
14
19
22
27
33
38
40
34
20

Precipitation Amount (mm)

0
0
0.2
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
10
12
11
12
12
11
11
10
11
11
10
9
8
7
7
6
5
6
7
7
8
8

Chance of Frost

Temperature (°C)

28
28
29
29
29
30
30
30
30
30
29
29
28
28
27
27
27
27
27
27
27
27
27
27

Feels Like (°C)

31
32
32
30
30
31
31
31
31
32
31
32
32
31
31
31
31
30
30
30
29
29
31
30

Dew Point (°C)

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

Relative Humidity (%)

75
69
67
66
66
66
65
64
65
68
70
77
82
82
84
83
82
82
82
83
81
81
79
81

Pressure (mb)

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

Ozone (du)

305
304
305
305
305
304
301
301
302
301
298
296
296
295
295
298
299
298
298
295
294
294
293
293

Tuesday 28

Waxing Gibbous 100%

18:35

05:53

08 Bad
09 Bad
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

Sun - Rise: 06:01, Set: 19:00, Transit: 12:30. Moon - Rise: 18:35, Set: 05:53. Civil Dark: 19:24 - 05:38. Nautical Dark: 19:51 - 05:10. Astro Dark: 20:19 - 04:42

Total Clouds (% Sky Obscured)

45
59
67
58
64
77
92
76
60
76
85
78
81
79
98
95
91
86
84
76
67
69
72
63

Low Clouds (% Sky Obscured)

18
29
23
14
10
6
5
4
3
12
11
4
10
16
22
22
25
25
26
25
30
33
33
31

Medium Clouds (% Sky Obscured)

9
18
27
18
9
0
0
0
0
0
0
0
0
0
0
12
23
35
23
12
0
0
0
0

High Clouds (% Sky Obscured)

10
22
29
33
49
77
91
74
50
71
83
73
77
76
98
81
63
45
42
35
23
24
23
14

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 (%)

19
19
19
23
24
14
20
21
15
15
12
8
10
14
19
24
29
34
34
34
33
36
35
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)

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

Chance of Frost

Temperature (°C)

28
29
29
30
30
31
31
31
30
30
29
29
28
28
28
28
28
28
27
27
27
27
27
28

Feels Like (°C)

31
31
31
31
32
32
32
31
32
32
31
30
30
30
31
30
30
29
29
29
29
29
29
30

Dew Point (°C)

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

Relative Humidity (%)

76
71
68
67
66
67
67
66
67
69
74
77
81
82
82
83
83
83
83
82
83
82
83
81

Pressure (mb)

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

Ozone (du)

292
290
291
291
291
291
291
290
291
291
290
293
292
292
291
291
291
291
291
291
290
290
290
291

Wednesday 29

Full Moon 100%

19:16

06:46

08 Bad
09 Bad
10 OK
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

Sun - Rise: 06:01, Set: 19:00, Transit: 12:30. Moon - Rise: 19:16, Set: 06:46. Civil Dark: 19:23 - 05:38. Nautical Dark: 19:51 - 05:11. Astro Dark: 20:19 - 04:43

Total Clouds (% Sky Obscured)

52
45
26
35
56
62
63
64
65
63
61
59
59
61
69
66
63
63
63
64
65
73
80
89

Low Clouds (% Sky Obscured)

43
42
11
10
12
13
13
14
17
15
14
11
14
16
21
24
24
28
30
26
27
25
26
24

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
3
6
9
5
3
1
1
0
0
0
0
0

High Clouds (% Sky Obscured)

6
4
6
10
21
20
20
20
20
15
15
15
15
10
5
0
0
4
15
27
37
56
75
89

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 (%)

32
23
12
15
12
3
5
4
1
6
7
7
19
21
20
21
22
23
25
25
21
27
27
21

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)

12
14
16
17
18
18
19
18
18
17
16
15
14
14
15
15
15
14
14
14
15
15
15
16

Chance of Frost

Temperature (°C)

28
29
29
30
30
30
30
30
30
29
29
28
28
28
28
28
27
27
28
28
28
27
28
28

Feels Like (°C)

30
30
30
31
31
30
30
30
30
30
29
29
28
29
29
29
29
28
29
29
29
29
29
28

Dew Point (°C)

24
24
23
24
24
24
23
23
24
23
23
23
24
24
24
24
24
24
24
24
24
24
24
24

Relative Humidity (%)

76
73
70
69
69
68
66
68
69
69
71
74
77
78
78
81
81
81
80
82
82
82
80
77

Pressure (mb)

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

Ozone (du)

290
291
292
292
292
289
288
287
286
285
285
286
286
286
286
286
286
285
284
284
284
285
285
285

Thursday 30

Waning Gibbous 97%

19:54

07:39

08 Bad
09 Bad
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

Sun - Rise: 06:02, Set: 18:59, Transit: 12:30. Moon - Rise: 19:54, Set: 07:39. Civil Dark: 19:23 - 05:38. Nautical Dark: 19:50 - 05:11. Astro Dark: 20:18 - 04:43

Total Clouds (% Sky Obscured)

92
96
100
100
100
100
100
100
100
97
93
89
93
96
99
99
100
100
98
96
92
80
71
62

Low Clouds (% Sky Obscured)

22
22
22
22
20
17
16
12
10
13
15
18
20
24
28
30
34
36
38
40
38
36
33
32

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
10
19
29
19
10
0

High Clouds (% Sky Obscured)

92
96
100
100
100
100
100
100
100
97
93
88
91
94
98
98
99
100
95
87
77
60
44
28

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
8
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Light Rain

Precipitation Probability (%)

27
27
22
20
17
13
13
12
5
14
16
17
23
26
28
30
32
34
37
41
47
50
53
57

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

16
17
18
18
18
18
17
18
18
18
18
17
17
16
15
15
14
13
12
12
12
12
12
12

Chance of Frost

Temperature (°C)

28
29
29
30
30
30
30
30
30
29
29
28
28
27
27
27
27
27
27
28
27
27
27
28

Feels Like (°C)

28
31
31
30
30
30
31
31
30
29
29
29
30
27
28
28
28
28
29
28
28
28
28
28

Dew Point (°C)

24
23
23
23
23
23
22
23
23
23
23
24
24
23
23
23
23
23
24
24
24
24
24
23

Relative Humidity (%)

75
72
70
68
66
65
62
64
66
68
72
75
80
78
79
79
81
81
82
82
81
82
80
77

Pressure (mb)

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

Ozone (du)

285
285
285
286
284
283
282
282
281
280
281
283
284
284
285
285
285
284
284
285
286
287
286
285

Friday 31

Waning Gibbous 93%

20:29

No Set

08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 OK
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 06:02, Set: 18:59, Transit: 12:30. Moon - Rise: 20:29, Set: No Set. Civil Dark: 19:22 - 05:39. Nautical Dark: 19:50 - 05:12. Astro Dark: 20:18 - 04:44

Total Clouds (% Sky Obscured)

71
78
84
80
77
64
49
38
27
41
60
80
79
73
68
75
79
86

Low Clouds (% Sky Obscured)

35
39
43
35
27
18
19
21
22
20
19
17
20
23
26
30
35
40

Medium Clouds (% Sky Obscured)

9
17
26
20
15
9
6
3
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

42
52
66
65
60
55
34
16
2
20
47
75
71
59
46
61
72
81

ISS Passover

Visibility (miles)

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

Fog (%)

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
None
None

Precipitation Probability (%)

51
49
49
41
33
25
25
25
21
27
28
23
29
31
28
35
39
41

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

28
28
29
29
29
29
30
29
29
29
28
28
28
27
27
28
28
28

Feels Like (°C)

27
30
30
30
29
29
30
31
31
30
30
30
30
28
29
30
31
31

Dew Point (°C)

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

Relative Humidity (%)

74
72
71
69
68
68
67
68
69
71
74
76
80
81
81
82
83
83

Pressure (mb)

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

Ozone (du)

284
285
285
286
286
286
286
285
285
285
285
284
284
284
285
285
285
285

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

Generated: 25/07/26 08:14:45. Forecast: 25/07/26 to 31/07/26. Timezone: UTC-4.00