Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 20

Waxing Gibbous 92%

16:13

04:24

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

Sun - Rise: 06:34, Set: 17:53, Transit: 12:14. Moon - Rise: 16:13, Set: 04:24. Civil Dark: 18:17 - 06:11. Nautical Dark: 18:44 - 05:44. Astro Dark: 19:11 - 05:17

Total Clouds (% Sky Obscured)

20
7
5
0
0
4
22
34
37
33
37
36
32
36
41
49
69
79
50
51
48
63
53
44

Low Clouds (% Sky Obscured)

23
8
6
0
0
5
24
40
43
39
43
46
41
45
52
56
70
79
50
50
44
58
46
35

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
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
8
8
8
9
9
9
9

Fog (%)

0
2
10
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
6
16

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

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

Chance of Frost

Temperature (°C)

15
15
15
18
21
23
24
25
26
26
26
25
23
20
19
18
18
18
18
18
18
17
16
16

Feels Like (°C)

16
16
16
20
24
25
26
27
28
28
28
27
26
24
22
21
21
20
20
19
20
19
17
17

Dew Point (°C)

14
14
13
14
15
15
14
14
14
15
15
16
18
19
18
18
18
18
18
17
17
16
15
14

Relative Humidity (%)

95
93
92
79
69
60
54
50
49
49
52
58
73
92
95
95
96
96
95
93
95
95
92
87

Pressure (mb)

1020
1021
1021
1022
1022
1022
1021
1020
1019
1018
1018
1018
1018
1018
1019
1020
1020
1021
1020
1020
1019
1019
1018
1018

Ozone (du)

259
258
256
256
256
255
255
255
253
252
252
251
250
250
250
250
250
250
249
249
249
249
249
249

Sunday 21

Waxing Gibbous 97%

16:40

No Set

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

Sun - Rise: 06:35, Set: 17:53, Transit: 12:14. Moon - Rise: 16:40, Set: No Set. Civil Dark: 18:16 - 06:11. Nautical Dark: 18:43 - 05:44. Astro Dark: 19:10 - 05:17

Total Clouds (% Sky Obscured)

33
15
1
0
0
6
3
18
35
44
45
41
33
30
15
33
40
43
38
37
34
39
35
35

Low Clouds (% Sky Obscured)

21
17
0
0
0
5
2
16
35
44
48
47
43
39
19
40
48
49
43
39
38
44
40
39

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
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 (%)

28
34
32
0
0
0
0
0
0
0
0
0
0
0
0
2
18
43
67
75
100
100
100
99

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 (%)

2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
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)

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

Chance of Frost

Temperature (°C)

15
15
15
18
22
23
25
26
27
27
26
25
24
21
20
19
18
18
18
17
17
17
16
16

Feels Like (°C)

16
16
17
20
25
26
27
28
29
29
29
28
28
25
23
22
21
21
20
21
20
20
19
19

Dew Point (°C)

13
14
14
14
15
14
15
15
15
16
16
17
20
20
19
18
17
17
17
17
17
17
16
15

Relative Humidity (%)

86
90
92
78
66
57
53
49
50
50
54
61
77
94
96
95
95
96
96
96
98
98
96
95

Pressure (mb)

1018
1019
1019
1020
1020
1019
1019
1018
1016
1015
1015
1015
1015
1016
1016
1016
1017
1017
1017
1016
1016
1015
1015
1015

Ozone (du)

248
248
247
248
247
246
246
246
245
245
244
243
244
244
244
244
244
244
244
244
244
244
245
245

Monday 22

Waxing Gibbous 99%

17:08

05:16

05 OK
06 OK
07 OK
08 Good
09 Good
10 OK
11 Bad
12 OK
13 OK
14 OK
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

Sun - Rise: 06:35, Set: 17:52, Transit: 12:13. Moon - Rise: 17:08, Set: 05:16. Civil Dark: 18:15 - 06:12. Nautical Dark: 18:42 - 05:44. Astro Dark: 19:09 - 05:17

Total Clouds (% Sky Obscured)

32
31
18
7
3
37
49
42
42
48
70
100
100
98
78
66
68
99
100
100
87
100
87
76

Low Clouds (% Sky Obscured)

37
33
20
7
3
42
53
44
49
52
47
38
24
11
8
40
45
54
39
52
39
25
17
8

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
15
15
28
20
18
10
48
59
33

High Clouds (% Sky Obscured)

0
0
0
0
0
0
5
6
5
3
50
100
100
97
80
57
55
98
100
100
78
100
75
75

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 (%)

40
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
16
16
16
16
16
16
16
16

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
0
0
0
0
0
0
0
0
1
0
1
5
5
18

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

Chance of Frost

Temperature (°C)

16
15
15
18
23
24
26
27
28
28
28
26
25
22
21
20
19
19
19
19
19
19
19
19

Feels Like (°C)

18
18
17
21
27
27
29
30
30
30
30
29
27
24
23
22
21
21
21
21
21
21
21
21

Dew Point (°C)

15
14
13
14
16
15
16
17
17
17
18
18
21
21
20
20
19
19
19
19
19
19
18
18

Relative Humidity (%)

93
92
89
77
64
57
53
51
51
52
54
62
80
95
96
98
96
98
98
98
95
96
95
95

Pressure (mb)

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

Ozone (du)

246
246
246
246
246
247
247
247
246
246
246
246
246
246
246
246
245
245
244
243
244
245
247
248

Tuesday 23

Full Moon 100%

17:38

06:08

05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 OK
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

Sun - Rise: 06:36, Set: 17:51, Transit: 12:13. Moon - Rise: 17:38, Set: 06:08. Civil Dark: 18:14 - 06:12. Nautical Dark: 18:42 - 05:45. Astro Dark: 19:09 - 05:18

Total Clouds (% Sky Obscured)

61
64
66
72
70
57
39
61
84
96
88
99
100
98
96
94
96
98
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

1
6
9
13
9
5
0
23
41
42
42
34
36
43
43
29
35
49
58
58
63
68
68
86

Medium Clouds (% Sky Obscured)

44
48
55
62
56
44
30
30
37
44
41
50
52
55
59
65
75
88
100
99
97
96
97
88

High Clouds (% Sky Obscured)

26
57
51
2
50
5
7
22
36
72
52
56
58
95
91
84
90
60
75
73
71
73
47
33

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16

Precipitation Type

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

Precipitation Probability (%)

15
19
7
4
12
11
5
19
32
23
33
45
35
34
26
6
46
78
67
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.7
0
1
1.8
1.6
1.2
1

Wind Speed/Direction (mph)

0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1

Chance of Frost

Temperature (°C)

20
20
21
23
25
26
29
30
31
31
31
30
28
27
26
26
25
25
24
23
23
23
23
22

Feels Like (°C)

21
21
23
24
26
28
31
34
35
34
33
34
32
29
28
28
27
27
26
26
25
25
26
25

Dew Point (°C)

19
19
20
20
21
20
19
18
19
23
22
24
26
26
25
24
24
23
23
22
22
22
22
22

Relative Humidity (%)

93
92
89
85
80
67
54
47
48
61
58
69
88
94
95
92
94
92
94
94
95
95
97
98

Pressure (mb)

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

Ozone (du)

249
250
250
250
250
251
250
249
249
248
247
246
246
246
247
248
247
247
246
246
246
246
246
246

Wednesday 24

Waning Gibbous 99%

18:11

07:03

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:36, Set: 17:50, Transit: 12:13. Moon - Rise: 18:11, Set: 07:03. Civil Dark: 18:14 - 06:13. Nautical Dark: 18:41 - 05:45. Astro Dark: 19:08 - 05:18

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
98
99
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

86
89
92
95
97
98
100
98
99
98
99
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

88
90
86
76
70
69
69
66
64
62
69
72
75
75
75
75
79
73
63
58
61
60
54
48

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
1

ISS Passover

Visibility (miles)

6
0
0
0
0
8
9
9
9
9
9
9
5
0
0
0
0
0
0
0
0
0
0
0

Fog (%)

16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
79
57
38
36
35
37
38
36
31
36
34
40
45
44
43
36
32
32
28
25

Precipitation Amount (mm)

1
1.1
1
0.7
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

1
0
1
0
1
0
0
0
0
0
1
2
2
2
1
2
2
2
2
2
1
0
0
0

Chance of Frost

Temperature (°C)

22
21
21
22
22
22
22
23
23
24
24
24
23
22
21
21
20
21
21
20
20
20
20
20

Feels Like (°C)

25
23
24
24
24
25
25
26
26
27
27
26
25
24
23
23
22
22
23
22
22
23
23
22

Dew Point (°C)

22
21
21
21
21
21
21
21
19
21
21
21
21
21
21
20
20
20
21
20
20
20
20
20

Relative Humidity (%)

98
98
98
98
98
96
94
91
78
79
80
87
92
98
98
98
100
98
100
100
100
100
100
100

Pressure (mb)

1015
1015
1016
1017
1017
1017
1017
1017
1017
1016
1016
1017
1017
1018
1019
1019
1020
1020
1020
1020
1020
1019
1019
1019

Ozone (du)

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

Thursday 25

Waning Gibbous 95%

18:49

08:00

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:37, Set: 17:49, Transit: 12:13. Moon - Rise: 18:49, Set: 08:00. Civil Dark: 18:13 - 06:13. Nautical Dark: 18:40 - 05:46. Astro Dark: 19:07 - 05:19

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
99
99
100
100
100
100
100
100
100
100
98
95
93
93
93
93
95
96

Low Clouds (% Sky Obscured)

100
100
100
100
99
99
98
98
99
100
100
100
100
100
100
100
94
87
78
80
85
87
90
94

Medium Clouds (% Sky Obscured)

39
46
53
56
49
40
34
37
40
40
42
43
41
41
41
37
42
43
44
40
28
24
27
27

High Clouds (% Sky Obscured)

1
13
25
39
45
51
57
56
56
55
44
36
26
27
26
28
34
38
39
36
38
45
60
60

ISS Passover

Visibility (miles)

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

Fog (%)

16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16

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 (%)

22
24
26
28
26
26
29
26
23
24
22
18
14
21
23
21
23
23
21
25
24
25
30
32

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)

0
1
0
0
0
0
0
1
1
1
1
1
0
0
0
0
1
0
0
0
1
1
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
100
100
100
98
98
98
98
98
98
98
100
100
98
100
100
100
100
100
100
100
100
100
100

Pressure (mb)

1019
1019
1020
1021
1021
1021
1021
1021
1020
1020
1019
1019
1019
1020
1020
1020
1021
1020
1020
1020
1019
1019
1019
1019

Ozone (du)

247
246
247
247
247
247
247
246
246
246
246
246
246
246
246
246
247
246
246
246
246
246
246
246

Friday 26

Waning Gibbous 90%

19:33

08:59

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 06:37, Set: 17:48, Transit: 12:13. Moon - Rise: 19:33, Set: 08:59. Civil Dark: 18:12 - 06:13. Nautical Dark: 18:39 - 05:46. Astro Dark: 19:06 - 05:19

Total Clouds (% Sky Obscured)

98
93
88
83
81
80
79
82
85
87
90
93
95
96
97
98
93
88
81
83
86
87

Low Clouds (% Sky Obscured)

96
91
86
81
77
73
69
67
70
71
76
79
83
78
73
73
79
81
82
81
82
84

Medium Clouds (% Sky Obscured)

27
22
16
11
16
21
26
26
25
23
29
30
33
29
28
26
17
9
0
0
1
1

High Clouds (% Sky Obscured)

65
63
60
62
52
44
36
55
68
79
63
50
41
43
47
49
40
30
21
23
24
26

ISS Passover

Visibility (miles)

0
0
0
0
0
3
6
8
9
9
9
8
6
5
3
2
0
0
0
0
0
0

Fog (%)

16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16

Precipitation Type

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

Precipitation Probability (%)

33
32
29
25
27
28
29
25
22
21
19
18
15
14
12
8
14
17
13
18
19
19

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
20
21
22
23
24
24
25
25
26
26
25
24
22
22
21
21
21
21
20
20
20

Feels Like (°C)

23
23
23
25
24
26
27
26
26
27
27
28
27
27
26
25
24
23
23
23
23
23

Dew Point (°C)

20
20
21
22
22
23
23
23
22
22
22
22
22
22
21
21
21
21
20
20
20
20

Relative Humidity (%)

100
98
98
98
97
94
91
87
83
82
78
84
91
98
96
98
98
98
98
98
100
100

Pressure (mb)

1019
1019
1020
1021
1021
1021
1020
1020
1019
1019
1018
1018
1019
1019
1019
1020
1020
1020
1020
1020
1020
1019

Ozone (du)

246
247
247
247
247
247
248
249
249
250
251
251
251
251
251
251
251
251
251
252
252
252

Forecast for Vila Nova, Joinville, Brazil (-26.29,-48.91)

Generated: 20/04/24 05:19:47. Forecast: 20/04/24 to 26/04/24. Timezone: UTC-3.00