Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 20

Waxing Crescent 16%

10:48

20:47

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

Sun - Rise: 07:06, Set: 18:17, Transit: 12:41. Moon - Rise: 10:48, Set: 20:47. Civil Dark: 18:41 - 06:41. Nautical Dark: 19:09 - 06:13. Astro Dark: 19:37 - 05:46

Total Clouds (% Sky Obscured)

0
0
0
0
0
2
0
19
28
24
5
0
0
0
0
0
0
0
0
0
0
3
5
50

Low 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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
2
0
19
28
24
5
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
5
50

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 (%)

3
1
2
4
6
4
4
7
6
4
3
2
0
0
0
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)

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

Chance of Frost

Temperature (°C)

10
10
13
15
16
17
18
19
19
19
18
17
16
13
13
13
12
12
12
11
11
11
11
11

Feels Like (°C)

11
10
14
15
15
16
16
16
16
17
16
16
15
14
13
13
12
12
12
11
11
11
9
8

Dew Point (°C)

7
7
7
7
7
5
3
2
2
2
2
3
4
5
5
4
3
3
2
1
-0
-2
-3
-4

Relative Humidity (%)

78
78
63
57
54
44
35
32
32
33
34
37
45
57
57
55
55
53
51
48
44
40
37
36

Pressure (mb)

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

Ozone (du)

250
251
253
253
255
256
256
255
254
255
255
255
255
256
256
257
257
255
253
252
251
250
250
249

Tuesday 21

Waxing Crescent 26%

11:55

21:53

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 OK
21 OK
22 Bad
23 Bad
00 OK
01 Good
02 Good
03 Good
04 Good
05 Good

Sun - Rise: 07:06, Set: 18:16, Transit: 12:41. Moon - Rise: 11:55, Set: 21:53. Civil Dark: 18:40 - 06:42. Nautical Dark: 19:08 - 06:14. Astro Dark: 19:36 - 05:46

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
98
93
66
56
65
56
43
43
65
69
22
17
4
17
4
1

Low 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

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)

100
100
100
100
100
100
100
100
98
93
66
56
65
56
41
41
55
60
21
16
4
14
4
1

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
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

11
11
14
17
18
19
19
19
20
19
19
18
16
14
13
12
12
12
12
11
11
11
11
10

Feels Like (°C)

8
8
11
13
14
15
15
16
16
16
15
15
13
12
12
12
11
11
10
11
11
12
11
11

Dew Point (°C)

-4
-5
-5
-4
-3
-1
1
2
3
4
4
5
5
6
5
5
5
5
4
4
4
5
5
5

Relative Humidity (%)

34
32
27
23
25
26
29
32
33
35
37
42
49
58
59
61
60
60
61
60
60
66
66
67

Pressure (mb)

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

Ozone (du)

250
251
251
253
253
254
254
253
252
252
251
251
251
251
251
251
251
250
249
248
248
249
250
250

Wednesday 22

Waxing Crescent 37%

12:53

23:02

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

Sun - Rise: 07:07, Set: 18:15, Transit: 12:41. Moon - Rise: 12:53, Set: 23:02. Civil Dark: 18:39 - 06:43. Nautical Dark: 19:07 - 06:14. Astro Dark: 19:35 - 05:47

Total Clouds (% Sky Obscured)

0
0
0
10
22
15
14
12
3
0
0
0
2
14
10
10
5
0
0
0
0
0
0
33

Low 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

Medium Clouds (% Sky Obscured)

0
0
0
10
22
15
14
12
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
33

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
14
0
0
0
0
0
0
0
0
0
33

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

Chance of Frost

Temperature (°C)

10
10
14
16
18
19
20
20
20
20
19
18
16
14
14
14
13
13
13
13
12
12
12
12

Feels Like (°C)

11
10
14
16
17
17
18
18
18
18
18
17
16
14
13
12
12
11
11
11
10
10
10
10

Dew Point (°C)

4
4
2
2
3
3
3
4
4
4
4
4
4
4
4
4
4
4
3
3
3
3
3
3

Relative Humidity (%)

65
65
46
39
37
35
34
33
33
33
35
38
44
52
53
52
52
53
51
52
52
54
54
53

Pressure (mb)

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

Ozone (du)

251
252
253
252
252
252
252
250
250
249
248
248
247
246
246
246
246
246
246
246
245
246
247
247

Thursday 23

First Quarter 48%

13:42

00:11

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

Sun - Rise: 07:08, Set: 18:14, Transit: 12:41. Moon - Rise: 13:42, Set: 00:11. Civil Dark: 18:38 - 06:43. Nautical Dark: 19:07 - 06:15. Astro Dark: 19:35 - 05:47

Total Clouds (% Sky Obscured)

67
100
96
92
87
58
29
0
0
0
0
0
0
0
0
0
0
28
55
83
68
48
20
20

Low 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

Medium Clouds (% Sky Obscured)

67
100
95
90
86
57
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

67
100
79
58
38
25
13
0
0
0
0
0
0
0
0
0
0
21
42
64
53
43
20
19

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

Chance of Frost

Temperature (°C)

12
11
14
17
18
19
20
21
21
21
20
19
17
14
14
13
13
13
13
12
12
12
12
12

Feels Like (°C)

10
9
12
14
15
16
17
19
18
18
18
18
16
14
14
14
13
13
13
12
12
12
11
11

Dew Point (°C)

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

Relative Humidity (%)

53
53
45
37
34
32
27
24
23
25
27
30
37
47
46
47
46
45
42
41
37
38
36
34

Pressure (mb)

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

Ozone (du)

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

Friday 24

Waxing Gibbous 60%

14:23

01:16

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

Sun - Rise: 07:08, Set: 18:13, Transit: 12:41. Moon - Rise: 14:23, Set: 01:16. Civil Dark: 18:37 - 06:44. Nautical Dark: 19:06 - 06:15. Astro Dark: 19:34 - 05:48

Total Clouds (% Sky Obscured)

7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Low 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

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)

7
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 (%)

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
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

12
12
15
18
20
21
21
22
21
21
20
19
17
14
14
14
13
13
13
13
13
12
12
11

Feels Like (°C)

11
10
13
18
18
18
19
19
19
18
18
18
16
14
14
13
14
13
13
13
13
12
11
11

Dew Point (°C)

-4
-5
-5
-5
-4
-4
-3
-2
-1
0
1
2
4
4
3
1
-1
-2
-3
-5
-6
-7
-8
-10

Relative Humidity (%)

32
31
25
20
19
18
19
21
22
24
28
32
41
50
45
41
38
35
32
30
27
25
23
22

Pressure (mb)

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

Ozone (du)

255
255
254
254
255
255
254
254
254
254
255
254
254
254
254
254
254
253
253
253
253
252
252
252

Saturday 25

Waxing Gibbous 70%

14:57

02:19

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

Sun - Rise: 07:09, Set: 18:12, Transit: 12:40. Moon - Rise: 14:57, Set: 02:19. Civil Dark: 18:36 - 06:44. Nautical Dark: 19:05 - 06:16. Astro Dark: 19:33 - 05:48

Total Clouds (% Sky Obscured)

0
0
1
2
3
25
47
68
79
89
100
67
33
0
6
41
63
75
88
100
69
39
8
17

Low 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

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
1
2
3
25
47
68
79
89
100
67
33
0
0
6
22
75
88
100
55
31
6
13

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
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

12
13
14
17
19
21
21
22
23
22
22
21
19
17
15
14
14
14
13
13
13
12
12
11

Feels Like (°C)

11
10
10
14
15
15
16
18
19
19
19
18
18
18
18
11
12
12
12
12
12
9
10
9

Dew Point (°C)

-10
-11
-12
-12
-12
-13
-11
-10
-8
-7
-6
-5
-5
-5
-4
-6
-7
-9
-10
-12
-13
-12
-11
-10

Relative Humidity (%)

19
17
15
13
11
9
10
11
12
13
15
16
19
22
27
25
22
20
18
16
15
17
19
21

Pressure (mb)

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

Ozone (du)

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

Sunday 26

Waxing Gibbous 80%

15:28

03:18

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

Sun - Rise: 07:10, Set: 18:11, Transit: 12:40. Moon - Rise: 15:28, Set: 03:18. Civil Dark: 18:36 - 06:45. Nautical Dark: 19:04 - 06:17. Astro Dark: 19:32 - 05:49

Total Clouds (% Sky Obscured)

27
2
2
3
3
2
2
1
2
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
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

High Clouds (% Sky Obscured)

1
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

Fog (%)

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
13
13
17
19
20
21
21
21
20
19
18
16
15
13
12
12
12
12
11

Feels Like (°C)

10
10
9
14
13
14
15
16
16
18
18
17
17
17
16
11
12
13
12
12

Dew Point (°C)

-11
-13
-15
-12
-11
-10
-7
-5
-2
-1
1
2
3
3
3
2
1
-1
-2
-4

Relative Humidity (%)

18
15
13
12
12
11
14
17
20
24
28
34
39
45
52
49
46
43
38
35

Pressure (mb)

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

Ozone (du)

255
255
255
256
257
257
258
258
258
258
258
258
259
260
260
261
261
262
264
266

Forecast for Chacay, Provincia de Limarí, Republic of Chile (-30.47,-70.76)

Generated: 20/04/26 06:26:54. Forecast: 20/04/26 to 26/04/26. Timezone: UTC-4.00