Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 18

Waning Gibbous 67%

22:07

13:04

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

Sun - Rise: 07:05, Set: 18:19, Transit: 12:41. Moon - Rise: 22:07, Set: 13:04. Civil Dark: 18:43 - 06:41. Nautical Dark: 19:11 - 06:13. Astro Dark: 19:39 - 05:45

Total Clouds (% Sky Obscured)

0
0
0
0
1
1
4
31
86
98
100
100
100
100
100
100
100
77
100
100
100
97
100
100

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
0
0
1
1
4
31
86
98
100
100
100
100
100
100
100
76
100
100
100
97
100
100

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

Chance of Frost

Temperature (°C)

23
23
22
20
16
16
15
15
15
15
14
15
15
15
14
13
14
16
19
21
22
22
22
22

Feels Like (°C)

21
21
21
19
16
16
15
14
12
13
12
12
11
12
11
10
11
13
16
18
18
19
19
18

Dew Point (°C)

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

Relative Humidity (%)

19
21
24
33
41
40
41
37
32
27
31
26
23
20
21
23
22
22
18
18
19
23
24
29

Pressure (mb)

1013
1013
1013
1014
1015
1015
1015
1015
1015
1014
1014
1014
1014
1013
1013
1013
1014
1014
1015
1014
1014
1014
1014
1013

Ozone (du)

262
261
261
262
263
264
263
262
261
261
262
262
263
262
262
262
263
263
264
264
263
263
262
263

Saturday 19

Waning Gibbous 57%

23:06

13:50

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

Sun - Rise: 07:06, Set: 18:18, Transit: 12:41. Moon - Rise: 23:06, Set: 13:50. Civil Dark: 18:42 - 06:41. Nautical Dark: 19:10 - 06:13. Astro Dark: 19:38 - 05:45

Total Clouds (% Sky Obscured)

100
100
100
100
66
50
40
40
55
65
65
65
65
65
80
80
75
75
75
75
70
2
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)

100
100
100
100
66
50
40
40
55
65
65
65
65
55
70
80
75
75
75
75
70
2
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
0
0
0
0
3
0
2
2
1
3
1
0
2
2
2
3
3
2
0
0
3
2
3

Chance of Frost

Temperature (°C)

21
21
19
18
15
15
15
15
15
15
14
14
14
14
13
13
12
15
18
20
21
22
23
23

Feels Like (°C)

18
18
17
15
14
14
12
13
13
12
12
11
11
11
11
10
10
13
16
17
18
19
21
21

Dew Point (°C)

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

Relative Humidity (%)

32
35
40
46
53
51
50
46
42
39
41
42
39
38
40
41
41
37
29
28
26
24
22
23

Pressure (mb)

1013
1013
1013
1013
1013
1013
1014
1014
1014
1013
1013
1013
1013
1013
1014
1014
1014
1015
1015
1015
1015
1015
1014
1014

Ozone (du)

263
262
263
264
265
266
266
266
266
265
266
267
267
268
269
271
270
272
272
272
273
275
275
275

Sunday 20

Third Quarter 46%

00:09

14:30

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
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 Good
13 Good
14 Good

Sun - Rise: 07:07, Set: 18:17, Transit: 12:41. Moon - Rise: 00:09, Set: 14:30. Civil Dark: 18:41 - 06:42. Nautical Dark: 19:09 - 06:14. Astro Dark: 19:37 - 05:46

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
5
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)

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 (%)

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)

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

Chance of Frost

Temperature (°C)

23
22
20
18
16
15
15
15
15
15
15
15
15
15
15
14
13
17
21
22
23
23
24
24

Feels Like (°C)

20
20
19
18
16
16
15
15
14
12
13
13
13
13
13
12
12
15
19
20
20
20
21
21

Dew Point (°C)

3
4
5
6
6
5
4
3
0
-3
-5
-7
-9
-10
-11
-8
-6
-11
-11
-9
-6
-4
-3
-2

Relative Humidity (%)

26
31
36
44
53
52
47
43
35
28
24
21
19
17
15
20
25
14
11
11
14
16
17
17

Pressure (mb)

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

Ozone (du)

275
274
274
273
274
274
274
274
272
273
273
273
273
273
273
273
274
273
272
273
273
273
275
276

Monday 21

Waning Crescent 35%

01:14

15:07

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

Sun - Rise: 07:07, Set: 18:16, Transit: 12:41. Moon - Rise: 01:14, Set: 15:07. Civil Dark: 18:40 - 06:43. Nautical Dark: 19:08 - 06:14. Astro Dark: 19:36 - 05:46

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
23
41
34
47
31
53
60

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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
23
41
34
47
31
45
56

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)

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

Chance of Frost

Temperature (°C)

24
24
22
19
16
15
15
15
14
13
13
13
13
12
12
11
12
16
18
19
20
21
21
22

Feels Like (°C)

22
21
21
18
16
16
15
15
14
14
13
12
12
12
11
11
11
15
17
18
18
19
19
18

Dew Point (°C)

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

Relative Humidity (%)

18
21
25
35
44
45
46
40
41
43
42
40
37
40
41
48
36
25
25
30
29
29
29
30

Pressure (mb)

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

Ozone (du)

275
274
272
271
272
273
273
271
269
268
267
268
267
266
266
266
265
264
264
263
263
262
262
261

Tuesday 22

Waning Crescent 24%

02:19

15:07

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

Sun - Rise: 07:08, Set: 18:15, Transit: 12:41. Moon - Rise: 02:19, Set: 15:07. Civil Dark: 18:39 - 06:43. Nautical Dark: 19:07 - 06:15. Astro Dark: 19:35 - 05:47

Total Clouds (% Sky Obscured)

16
28
17
13
9
10
11
12
10
7
5
5
8
15
19
7
0
0
0
0
0
0
0
2

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)

16
21
17
13
9
10
11
12
10
7
5
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
18
17
16
12
14
13
13
12
13
10
9
9
9
9
9
9
8
15
15
15
16
17
18

Dew Point (°C)

5
5
6
6
6
6
6
5
3
1
-1
-2
-2
-3
-3
-5
-6
-7
-5
-5
-4
-3
-1
1

Relative Humidity (%)

34
37
41
49
56
61
61
57
49
43
41
41
39
38
35
30
27
23
22
20
19
21
22
24

Pressure (mb)

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

Ozone (du)

260
258
258
257
257
257
256
255
256
256
256
256
256
255
255
255
256
256
256
257
257
257
258
258

Wednesday 23

Waning Crescent 15%

03:25

15:40

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
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 Good
13 Good
14 Good

Sun - Rise: 07:08, Set: 18:14, Transit: 12:40. Moon - Rise: 03:25, Set: 15:40. Civil Dark: 18:38 - 06:44. Nautical Dark: 19:06 - 06:16. Astro Dark: 19:34 - 05:48

Total Clouds (% Sky Obscured)

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

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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
4
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
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)

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

Chance of Frost

Temperature (°C)

22
21
21
18
16
14
14
13
13
13
12
12
11
11
10
11
12
12
15
16
17
18
18
19

Feels Like (°C)

20
20
19
19
19
19
12
13
14
14
14
14
12
12
12
12
11
10
15
15
15
16
16
17

Dew Point (°C)

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

Relative Humidity (%)

26
27
29
34
41
48
49
50
50
52
53
54
57
61
66
60
55
51
47
44
42
42
42
41

Pressure (mb)

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

Ozone (du)

259
260
261
260
260
260
260
260
260
260
260
261
261
261
261
262
263
265
265
266
266
266
266
266

Thursday 24

Waning Crescent 7%

04:32

16:12

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
06 Good
07 Good

Sun - Rise: 07:09, Set: 18:13, Transit: 12:40. Moon - Rise: 04:32, Set: 16:12. Civil Dark: 18:37 - 06:44. Nautical Dark: 19:05 - 06:16. Astro Dark: 19:33 - 05:48

Total Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
2
1
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

Medium Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

44
47
51
56
62
69
69
69
67
67
66
65
62
58
54
45
37

Pressure (mb)

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

Ozone (du)

265
264
264
263
261
260
260
259
259
258
257
256
255
255
254
253
252

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

Generated: 18/04/25 15:12:24. Forecast: 18/04/25 to 24/04/25. Timezone: UTC-4.00