Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 20

Full Moon 100%

18:29

06:40

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 OK
06 OK
07 OK
08 Bad
09 OK
10 Bad

Sun - Rise: 06:13, Set: 18:21, Transit: 12:17. Moon - Rise: 18:29, Set: 06:40. Civil Dark: 18:43 - 05:51. Nautical Dark: 19:08 - 05:26. Astro Dark: 19:34 - 05:00

Total Clouds (% Sky Obscured)

85
98
93
93
98
99
99
99
98
98
93
99
94
74
62
81
86
82
33
27
13
52
34
33

Low Clouds (% Sky Obscured)

63
56
34
32
43
81
59
36
27
94
2
91
57
34
24
23
24
27
31
25
11
35
23
30

Medium Clouds (% Sky Obscured)

12
6
10
9
14
9
33
25
20
48
24
17
24
23
18
15
10
7
6
6
6
38
28
14

High Clouds (% Sky Obscured)

79
97
91
90
96
99
98
98
98
95
92
89
88
60
53
75
84
77
2
0
0
0
1
1

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
2
0
0
0
0
1
0
0
0

Precipitation Type

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

Precipitation Probability (%)

8
7
8
12
13
14
15
20
20
17
11
9
8
6
5
4
7
5
4
4
4
5
6
9

Precipitation Amount (mm)

0.14
0.07
0.27
0.37
0.43
0.48
0.52
0.66
0.65
0.56
0.39
0.27
0.22
0.15
0.1
0.08
0.17
0.06
0.04
0.03
0.06
0.09
0.15
0.29

Wind Speed/Direction (mph)

9
10
11
11
11
11
11
10
9
8
8
7
7
6
5
5
5
5
5
5
6
6
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

37
38
38
38
37
36
35
33
33
32
32
32
32
32
30
28
27
27
27
28
30
32
35
38

Dew Point (°C)

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

Relative Humidity (%)

73
71
69
68
69
70
74
77
81
84
88
91
93
95
97
97
97
97
96
94
92
84
79
74

Pressure (mb)

1013
1013
1012
1012
1011
1011
1011
1012
1012
1013
1013
1013
1013
1012
1012
1011
1011
1011
1011
1012
1012
1012
1013
1013

Ozone (du)

281
280
279
280
280
279
279
280
280
279
279
280
282
282
282
281
281
282
283
283
284
283
284
285

Tuesday 21

Waning Gibbous 98%

19:05

07:30

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
10 Bad

Sun - Rise: 06:13, Set: 18:20, Transit: 12:16. Moon - Rise: 19:05, Set: 07:30. Civil Dark: 18:42 - 05:51. Nautical Dark: 19:07 - 05:26. Astro Dark: 19:33 - 05:00

Total Clouds (% Sky Obscured)

34
100
69
80
59
68
78
95
95
95
91
91
91
87
84
88
89
87
84
88
79
68
81
75

Low Clouds (% Sky Obscured)

29
100
51
71
31
42
41
13
7
8
16
25
22
4
2
2
2
0
0
0
0
0
9
10

Medium Clouds (% Sky Obscured)

20
26
41
34
33
24
23
8
7
7
16
26
24
2
1
0
0
0
0
0
0
0
0
10

High Clouds (% Sky Obscured)

2
6
16
25
39
55
70
95
95
95
89
88
89
87
84
88
89
87
84
88
79
68
81
71

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

Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
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
None
None
None
None

Precipitation Probability (%)

13
19
28
34
27
17
15
11
9
9
10
16
18
19
15
14
15
20
20
12
4
2
2
1

Precipitation Amount (mm)

0.45
0.66
1.07
1.63
1.37
0.78
0.58
0.42
0.31
0.39
0.51
1.22
1.8
1.58
1.07
0.78
0.74
0.8
0.76
0.4
0.09
0.03
0.02
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

39
39
38
37
37
36
35
34
33
32
31
30
29
29
28
26
26
26
26
26
28
31
34
36

Dew Point (°C)

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

Relative Humidity (%)

71
70
69
73
76
77
79
83
87
87
89
93
95
96
97
98
99
99
98
96
93
88
82
76

Pressure (mb)

1013
1013
1012
1012
1012
1012
1012
1012
1013
1013
1014
1014
1014
1013
1013
1012
1012
1012
1012
1013
1013
1013
1014
1014

Ozone (du)

285
284
283
283
282
281
280
281
281
280
281
282
281
282
282
282
282
282
282
283
284
284
285
285

Wednesday 22

Waning Gibbous 95%

19:39

08:20

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

Sun - Rise: 06:13, Set: 18:19, Transit: 12:16. Moon - Rise: 19:39, Set: 08:20. Civil Dark: 18:41 - 05:51. Nautical Dark: 19:06 - 05:26. Astro Dark: 19:32 - 05:01

Total Clouds (% Sky Obscured)

66
77
71
94
83
85
66
54
56
49
20
17
53
68
31
31
31
31
31
31
31
43
43
43

Low Clouds (% Sky Obscured)

4
15
34
93
57
74
25
18
11
9
4
2
2
2
3
5
5
5
5
5
5
2
2
2

Medium Clouds (% Sky Obscured)

36
44
42
34
70
63
56
34
23
14
7
5
3
2
2
2
2
2
2
2
2
0
0
0

High Clouds (% Sky Obscured)

48
59
45
1
0
2
23
37
46
44
15
13
51
66
27
29
29
29
29
29
29
42
42
42

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 (%)

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

Precipitation Amount (mm)

0.02
0.03
0.04
0.08
0.11
0.05
0.05
0.03
0.03
0.04
0.01
0.01
0.01
0.02
0.04
0.07
0.09
0.11
0.11
0.07
0.03
0.01
0.01
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

38
39
39
39
38
38
37
35
33
31
30
29
29
28
27
26
26
26
26
26
28
31
33
37

Dew Point (°C)

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

Relative Humidity (%)

73
70
66
64
65
69
73
76
80
83
87
92
95
97
98
97
98
98
97
96
95
88
83
78

Pressure (mb)

1013
1013
1012
1012
1011
1011
1011
1011
1012
1012
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013

Ozone (du)

285
285
285
281
280
280
281
281
280
280
280
280
279
278
278
276
276
277
278
278
277
279
279
279

Thursday 23

Waning Gibbous 90%

20:14

09:10

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 OK
09 OK
10 OK

Sun - Rise: 06:13, Set: 18:19, Transit: 12:16. Moon - Rise: 20:14, Set: 09:10. Civil Dark: 18:40 - 05:51. Nautical Dark: 19:06 - 05:26. Astro Dark: 19:31 - 05:01

Total Clouds (% Sky Obscured)

43
43
43
62
62
62
62
62
62
78
78
78
78
78
78
73
73
73
73
73
73
28
28
28

Low Clouds (% Sky Obscured)

2
2
2
3
3
3
3
3
3
13
13
13
13
13
13
2
2
2
2
2
2
2
2
2

Medium Clouds (% Sky Obscured)

0
0
0
37
37
37
37
37
37
3
3
3
3
3
3
1
1
1
1
1
1
0
0
0

High Clouds (% Sky Obscured)

42
42
42
39
39
39
39
39
39
76
76
76
76
76
76
72
72
72
72
72
72
27
27
27

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
None
None
None
None

Precipitation Probability (%)

1
2
3
5
6
6
6
4
4
5
2
2
2
2
2
0
0
0
0
0
0
1
0
0

Precipitation Amount (mm)

0.04
0.09
0.19
0.26
0.32
0.22
0.18
0.13
0.11
0.12
0.02
0.02
0.03
0.03
0.02
0
0
0
0
0
0
0.01
0
0

Wind Speed/Direction (mph)

8
9
10
11
11
10
9
8
7
7
6
5
5
5
4
4
4
4
4
3
3
3
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

39
40
40
40
40
40
38
36
34
33
31
30
29
28
27
26
25
25
25
26
28
32
34
38

Dew Point (°C)

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

Relative Humidity (%)

74
71
68
68
69
72
76
79
83
89
90
94
96
98
99
98
97
97
96
95
92
88
82
76

Pressure (mb)

1013
1013
1012
1011
1011
1011
1011
1012
1012
1013
1013
1014
1014
1014
1013
1013
1013
1013
1013
1013
1014
1015
1015
1015

Ozone (du)

280
280
281
280
280
279
279
279
278
279
280
279
280
279
278
277
276
277
277
278
279
279
280
280

Friday 24

Waning Gibbous 83%

20:51

10:01

11 OK
12 OK
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
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 Good
09 Good
10 OK

Sun - Rise: 06:13, Set: 18:18, Transit: 12:15. Moon - Rise: 20:51, Set: 10:01. Civil Dark: 18:39 - 05:52. Nautical Dark: 19:05 - 05:26. Astro Dark: 19:30 - 05:01

Total Clouds (% Sky Obscured)

28
28
28
66
66
66
66
66
66
9
9
9
9
9
9
5
5
5
5
5
5
9
9
9

Low Clouds (% Sky Obscured)

2
2
2
2
2
2
2
2
2
9
9
9
9
9
9
5
5
5
5
5
5
9
9
9

Medium Clouds (% Sky Obscured)

0
0
0
21
21
21
21
21
21
1
1
1
1
1
1
0
0
0
0
0
0
4
4
4

High Clouds (% Sky Obscured)

27
27
27
57
57
57
57
57
57
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
None
None
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
1
2
3
5
7
6
3
0
0
1
2
2
2
2
2
2
2
1
0
0
0
0

Precipitation Amount (mm)

0
0
0.07
0.14
0.19
0.25
0.27
0.19
0.09
0
0
0.01
0.01
0.02
0.02
0.01
0.01
0.03
0.04
0.03
0
0
0
0

Wind Speed/Direction (mph)

7
9
10
12
12
11
10
9
8
7
6
5
5
4
4
4
4
3
3
3
3
4
5
6

Chance of Frost

Temperature (°C)

32
32
33
33
33
32
31
30
28
28
27
26
26
26
25
25
25
25
25
25
26
27
29
31

Feels Like (°C)

39
40
39
40
40
39
38
36
34
33
31
30
29
28
27
26
26
26
26
27
29
32
35
38

Dew Point (°C)

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

Relative Humidity (%)

70
65
61
62
65
70
76
80
85
89
92
96
99
100
100
99
99
99
98
98
95
91
84
77

Pressure (mb)

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

Ozone (du)

280
280
280
280
279
277
276
276
277
277
277
277
277
277
276
276
276
276
276
276
276
277
277
277

Saturday 25

Waning Gibbous 75%

21:29

10:52

11 OK
12 OK
13 OK
14 Bad
15 Bad
16 Bad
17 Bad
18 OK
19 OK
20 OK
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 Good
10 OK

Sun - Rise: 06:14, Set: 18:17, Transit: 12:15. Moon - Rise: 21:29, Set: 10:52. Civil Dark: 18:39 - 05:52. Nautical Dark: 19:04 - 05:26. Astro Dark: 19:29 - 05:01

Total Clouds (% Sky Obscured)

9
9
9
39
39
39
39
39
39
7
7
7
7
7
7
30
30
30
30
30
30
11
11
11

Low Clouds (% Sky Obscured)

9
9
9
26
26
26
26
26
26
6
6
6
6
6
6
15
15
15
15
15
15
10
10
10

Medium Clouds (% Sky Obscured)

4
4
4
37
37
37
37
37
37
0
0
0
0
0
0
26
26
26
26
26
26
2
2
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
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
None
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

Precipitation Probability (%)

0
0
1
1
3
7
8
7
6
4
3
3
2
0
0
0
2
3
4
3
2
0
0
0

Precipitation Amount (mm)

0
0
0.01
0.03
0.09
0.23
0.34
0.3
0.22
0.17
0.1
0.03
0.01
0
0
0
0.03
0.13
0.22
0.13
0.03
0
0
0

Wind Speed/Direction (mph)

8
9
11
12
12
11
10
9
8
7
6
5
5
5
4
4
4
4
4
4
3
4
5
7

Chance of Frost

Temperature (°C)

32
32
33
32
32
31
30
29
28
28
27
26
26
26
25
25
25
25
25
26
27
28
29
30

Feels Like (°C)

40
40
40
40
40
39
38
36
34
33
31
30
29
28
27
26
26
26
26
27
30
33
35
38

Dew Point (°C)

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

Relative Humidity (%)

70
66
64
66
70
75
80
82
86
89
92
97
100
100
100
100
100
100
100
100
97
92
85
78

Pressure (mb)

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

Ozone (du)

277
277
276
276
276
277
277
276
276
275
276
277
277
278
278
278
278
278
277
278
278
279
279
279

Sunday 26

Waning Gibbous 66%

22:11

No Set

11 OK
12 OK
13 OK
14 Bad
15 Bad
16 Bad
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 OK
07 OK
08 OK
09 Good
10 OK

Sun - Rise: 06:14, Set: 18:16, Transit: 12:15. Moon - Rise: 22:11, Set: No Set. Civil Dark: 18:38 - 05:52. Nautical Dark: 19:03 - 05:27. Astro Dark: 19:28 - 05:01

Total Clouds (% Sky Obscured)

11
11
11
35
35
35
35
35
35
16
16
16
16
16
16
20
20
20
20
20
20
12
12
12

Low Clouds (% Sky Obscured)

10
10
10
21
21
21
21
21
21
16
16
16
16
16
16
14
14
14
14
14
14
7
7
7

Medium Clouds (% Sky Obscured)

2
2
2
34
34
34
34
34
34
6
6
6
6
6
6
16
16
16
16
16
16
9
9
9

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

Precipitation Probability (%)

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

Precipitation Amount (mm)

0
0
0.02
0.05
0.09
0.16
0.19
0.13
0.05
0.03
0.03
0.04
0.05
0.04
0.02
0.02
0.02
0.01
0.02
0.03
0.06
0.08
0.06
0.03

Wind Speed/Direction (mph)

8
10
11
12
12
11
10
9
8
7
6
5
5
5
5
5
5
4
4
4
4
4
5
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

39
39
39
39
38
37
37
35
34
33
31
29
29
28
27
27
26
26
26
27
30
33
35
38

Dew Point (°C)

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

Relative Humidity (%)

70
66
65
68
70
75
79
83
87
92
95
99
100
100
100
100
100
100
100
100
99
94
87
80

Pressure (mb)

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

Ozone (du)

279
279
279
279
279
278
278
278
279
279
280
280
280
280
280
280
280
279
279
279
280
280
281
281

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

Generated: 20/09/21 11:09:16. Forecast: 20/09/21 to 26/09/21. Timezone: UTC-4.00