Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 17

Waning Crescent 11%

05:54

15:43

12 OK
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
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

Sun - Rise: 07:35, Set: 19:37, Transit: 13:37. Moon - Rise: 05:54, Set: 15:43. Civil Dark: 20:00 - 07:12. Nautical Dark: 20:28 - 06:44. Astro Dark: 20:56 - 06:16

Total Clouds (% Sky Obscured)

45
100
100
96
100
100
96
75
87
39
15
2
3
4
1
6
1
14
8
0
1
3
1
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)

95
100
100
96
100
100
92
75
87
38
15
2
3
4
1
5
1
14
8
0
1
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

Fog (%)

-
-
-
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)

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

Chance of Frost

Temperature (°C)

20
20
21
19
19
19
19
18
16
16
15
15
15
14
14
14
13
13
13
12
13
17
19
20

Feels Like (°C)

20
19
20
16
17
17
16
16
15
16
16
14
15
14
13
14
12
13
11
10
12
17
17
18

Dew Point (°C)

11
11
11
6
6
6
5
6
7
6
6
6
5
4
4
3
2
1
1
-1
-3
-3
-4
-1

Relative Humidity (%)

56
56
52
44
41
41
41
46
52
51
53
53
50
51
49
47
48
46
43
39
33
25
21
24

Pressure (mb)

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

Ozone (du)

267
266
265
262
262
261
260
258
258
257
258
259
260
259
259
260
260
261
263
264
266
267
268
268

Thursday 18

Waning Crescent 5%

06:27

16:46

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

Sun - Rise: 07:34, Set: 19:37, Transit: 13:36. Moon - Rise: 06:27, Set: 16:46. Civil Dark: 20:01 - 07:10. Nautical Dark: 20:29 - 06:42. Astro Dark: 20:57 - 06:14

Total Clouds (% Sky Obscured)

8
14
15
15
15
15
6
10
19
47
40
47
60
49
67
65
66
65
80
82
75
22
73
31

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)

8
14
13
15
15
15
6
10
19
47
40
47
60
49
67
65
66
55
70
82
75
21
73
31

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

Chance of Frost

Temperature (°C)

21
21
21
22
21
20
19
18
17
16
15
15
14
14
13
13
13
12
12
12
13
16
18
19

Feels Like (°C)

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

Dew Point (°C)

1
2
3
2
1
1
1
1
2
2
2
2
2
2
2
2
2
2
2
1
1
1
-2
-6

Relative Humidity (%)

26
28
28
28
26
27
28
31
37
39
42
42
42
44
46
47
45
48
50
49
45
34
25
18

Pressure (mb)

1015
1015
1014
1014
1014
1014
1015
1015
1016
1016
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015

Ozone (du)

270
270
271
272
273
273
273
273
274
275
276
276
274
275
273
272
272
270
270
268
268
268
269
270

Friday 19

Waning Crescent 5%

06:56

17:47

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

Sun - Rise: 07:33, Set: 19:38, Transit: 13:36. Moon - Rise: 06:56, Set: 17:47. Civil Dark: 20:02 - 07:09. Nautical Dark: 20:29 - 06:41. Astro Dark: 20:58 - 06:13

Total Clouds (% Sky Obscured)

22
4
3
0
0
0
0
0
0
0
74
0
0
0
0
0
66
96
17
0
0
13
26
40

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
2
7
19

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
66
96
17
0
0
3
5
8

High Clouds (% Sky Obscured)

22
4
3
0
0
0
0
0
0
0
74
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
2
3
5
4

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

Chance of Frost

Temperature (°C)

21
21
21
20
20
18
16
14
13
11
11
11
10
9
9
8
8
7
7
7
8
10
12
13

Feels Like (°C)

16
16
16
15
15
14
10
10
11
11
10
10
9
9
8
7
7
7
5
6
5
7
10
11

Dew Point (°C)

-9
-9
-7
-6
-6
-5
-6
-6
-6
-5
-4
-3
-3
-2
-2
-2
-3
-2
-3
-4
-4
-6
-8
-8

Relative Humidity (%)

13
12
14
16
17
19
22
24
28
32
34
37
41
44
45
49
47
51
47
44
44
31
24
22

Pressure (mb)

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

Ozone (du)

271
273
276
277
276
277
278
281
283
285
286
287
289
290
291
292
293
295
296
299
299
301
302
303

Saturday 20

Waning Crescent 1%

07:23

18:45

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 OK
08 Good
09 Good
10 Good
11 Good

Sun - Rise: 07:32, Set: 19:38, Transit: 13:36. Moon - Rise: 07:23, Set: 18:45. Civil Dark: 20:02 - 07:08. Nautical Dark: 20:30 - 06:40. Astro Dark: 20:58 - 06:12

Total Clouds (% Sky Obscured)

43
45
48
48
47
46
55
65
74
78
81
84
82
79
76
70
64
58
44
30
16
16
14
8

Low Clouds (% Sky Obscured)

7
1
4
7
9
2
0
0
19
4
4
0
2
21
5
19
57
58
44
30
16
3
6
7

Medium Clouds (% Sky Obscured)

18
28
39
26
13
0
0
0
0
15
0
45
30
15
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
3
1
2
2
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 (%)

9
12
9
11
12
8
10
7
6
13
13
18
16
13
18
5
8
8
5
3
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
5
6
7
6
5
4
2
0
0
0
0
0
0
0
0
0
0
0
1
0
1
0
0

Chance of Frost

Temperature (°C)

15
16
16
16
15
14
13
11
10
10
9
9
8
7
7
6
6
6
6
6
6
7
9
11

Feels Like (°C)

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

Dew Point (°C)

-9
-9
-8
-6
-4
-2
1
3
3
4
4
5
5
5
5
5
5
5
4
4
3
2
0
-3

Relative Humidity (%)

19
18
19
21
26
32
43
55
61
65
69
75
79
87
88
93
96
94
90
88
81
68
54
38

Pressure (mb)

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

Ozone (du)

304
304
306
306
306
305
305
306
307
307
306
309
309
309
310
310
312
312
312
315
316
315
316
315

Sunday 21

New Moon 0%

07:49

19:41

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

Sun - Rise: 07:30, Set: 19:39, Transit: 13:35. Moon - Rise: 07:49, Set: 19:41. Civil Dark: 20:03 - 07:06. Nautical Dark: 20:31 - 06:39. Astro Dark: 20:59 - 06:10

Total Clouds (% Sky Obscured)

14
11
21
6
5
0
0
0
0
0
0
0
0
0
0
2
5
14
28
18
0
2
3
5

Low Clouds (% Sky Obscured)

7
4
4
2
1
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
2
3
5

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
10
11
11
10
11
11
10
10
10
10
9
10
10
9
8
8
8
8
8
7
6
11
12

Dew Point (°C)

-5
-6
-7
-6
-5
-5
-5
-4
-4
-3
-3
-4
-5
-7
-9
-12
-14
-16
-19
-18
-18
-19
-17
-18

Relative Humidity (%)

30
27
23
23
26
28
29
32
35
39
39
36
33
29
25
20
16
13
11
10
10
9
8
7

Pressure (mb)

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

Ozone (du)

314
314
313
312
310
309
308
308
308
309
310
309
308
307
305
305
305
304
304
304
304
305
305
305

Monday 22

Waxing Crescent 1%

08:15

20:36

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

Sun - Rise: 07:29, Set: 19:39, Transit: 13:35. Moon - Rise: 08:15, Set: 20:36. Civil Dark: 20:03 - 07:05. Nautical Dark: 20:31 - 06:37. Astro Dark: 20:59 - 06:09

Total Clouds (% Sky Obscured)

18
31
43
59
71
55
36
20
5
0
0
0
11
22
34
57
46
5
3
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)

18
31
43
58
71
55
32
16
0
0
0
0
11
22
34
57
33
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-18
-17
-15
-13
-12
-10
-8
-7
-5
-3
-3
-4
-4
-4
-5
-5
-6
-6
-7
-8
-9
-10
-8
-8

Relative Humidity (%)

6
7
7
8
10
12
14
17
22
28
29
30
31
30
30
29
28
27
26
23
20
17
16
15

Pressure (mb)

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

Ozone (du)

306
306
306
306
305
305
304
305
306
306
307
307
307
307
306
305
305
305
304
305
305
305
304
304

Tuesday 23

Waxing Crescent 4%

08:43

21:32

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
06 Good
07 Good
08 Good

Sun - Rise: 07:28, Set: 19:40, Transit: 13:35. Moon - Rise: 08:43, Set: 21:32. Civil Dark: 20:04 - 07:04. Nautical Dark: 20:32 - 06:36. Astro Dark: 21:00 - 06:08

Total Clouds (% Sky Obscured)

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

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

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

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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
22
22
23
22
22
22
20
19
18
17
17
17
16
16
15
15
15
14
15
17

Feels Like (°C)

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

Dew Point (°C)

-8
-7
-7
-6
-5
-4
-3
-2
-1
0
-1
-2
-2
-3
-5
-6
-7
-8
-8
-9
-9

Relative Humidity (%)

13
13
14
14
15
17
19
22
26
30
29
28
27
26
24
23
22
21
20
18
16

Pressure (mb)

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

Ozone (du)

304
303
303
303
303
302
302
302
303
303
303
303
303
303
302
302
301
300
300
299
299

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

Generated: 17/09/25 15:35:00. Forecast: 17/09/25 to 23/09/25. Timezone: UTC-3.00