Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 5%

06:27

16:47

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

Sun - Rise: 07:35, Set: 19:37, Transit: 13:37. Moon - Rise: 06:27, Set: 16:47. Civil Dark: 20:01 - 07:11. Nautical Dark: 20:29 - 06:43. Astro Dark: 20:57 - 06:15

Total Clouds (% Sky Obscured)

1
25
24
15
10
7
69
8
5
25
13
28
35
4
3
9
1
27
7
2
26
53
51
21

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)

1
25
24
14
8
6
58
8
5
24
13
28
35
4
3
9
1
25
7
2
26
53
51
21

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

25
25
26
26
24
24
27
30
38
40
40
41
41
43
45
46
47
47
46
44
39
29
25
22

Pressure (mb)

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

Ozone (du)

266
268
268
269
269
270
271
271
272
273
273
273
274
274
273
271
270
269
269
267
265
265
265
266

Friday 19

Waning Crescent 5%

06:56

17:47

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

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: 20:30 - 06:41. Astro Dark: 20:58 - 06:13

Total Clouds (% Sky Obscured)

8
20
37
72
62
46
24
4
8
45
27
32
35
33
79
90
17
1
1
1
0
0
0
0

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
25
70
0
2
24
4
8
45
0
4
35
33
42
79
17
1
1
1
0
0
0
0

High Clouds (% Sky Obscured)

7
20
13
14
11
20
0
0
0
1
0
1
3
1
69
45
1
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
2
5
5
6
4
4
4
2
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
7
8
7
6
2
2
2
0
0
0
1
1
0
0
1
1
1
2
2
2
2
0
2

Chance of Frost

Temperature (°C)

20
21
22
21
20
19
17
16
15
14
13
12
11
10
10
9
8
8
8
7
8
10
12
13

Feels Like (°C)

15
17
16
15
15
15
12
13
12
10
10
9
8
8
8
6
5
7
7
6
7
8
10
10

Dew Point (°C)

-5
-7
-8
-7
-5
-5
-5
-5
-5
-5
-6
-5
-5
-5
-4
-4
-4
-5
-5
-5
-5
-7
-9
-10

Relative Humidity (%)

18
14
12
14
17
19
21
22
24
26
27
30
32
35
37
41
41
41
41
40
40
28
22
19

Pressure (mb)

1016
1015
1015
1015
1015
1015
1016
1017
1018
1020
1020
1020
1020
1020
1020
1020
1019
1019
1020
1020
1021
1020
1019
1019

Ozone (du)

268
269
271
273
275
276
278
280
284
285
286
288
287
289
291
291
292
292
293
296
298
300
300
302

Saturday 20

Waning Crescent 1%

07:23

18:45

12 Good
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 OK
02 OK
03 OK
04 OK
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 OK
11 OK

Sun - Rise: 07:32, Set: 19:39, Transit: 13:36. Moon - Rise: 07:23, Set: 18:45. Civil Dark: 20:02 - 07:08. Nautical Dark: 20:30 - 06:40. Astro Dark: 20:59 - 06:12

Total Clouds (% Sky Obscured)

0
44
40
66
62
69
70
67
73
78
67
59
62
44
39
23
25
46
72
67
51
41
31
20

Low Clouds (% Sky Obscured)

0
0
2
3
6
7
7
7
7
4
3
4
6
4
2
4
11
29
44
56
51
41
11
10

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
44
40
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
5
3
3
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
3
0
1
1
1
1
1
1
1
1
1

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
1
3
7
14
6
3
2
4
4
3
3
2
1
2
2
3
2
0
1
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
7
7
7
5
3
1
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0

Chance of Frost

Temperature (°C)

14
15
15
14
14
13
13
11
10
10
9
8
7
7
7
6
6
6
5
5
5
6
8
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

17
17
20
22
24
30
35
44
52
57
63
75
81
82
82
85
83
86
83
83
83
76
62
52

Pressure (mb)

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

Ozone (du)

303
304
306
308
309
308
308
307
307
308
310
312
312
314
316
317
317
318
318
319
320
320
320
320

Sunday 21

New Moon 0%

07:49

19:41

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

Sun - Rise: 07:31, Set: 19:39, Transit: 13:36. Moon - Rise: 07:49, Set: 19:41. Civil Dark: 20:03 - 07:07. Nautical Dark: 20:31 - 06:39. Astro Dark: 20:59 - 06:11

Total Clouds (% Sky Obscured)

23
25
28
19
9
0
0
0
0
8
16
23
19
14
9
7
5
3
2
1
0
0
10
50

Low Clouds (% Sky Obscured)

6
2
9
6
2
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
8
16
23
19
14
9
7
5
3
2
1
0
0
0
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 (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
9
9
9
10
10
11
10
10
10
10
9
9
9
9
8
8
8
7
6
7
10
14
14

Dew Point (°C)

-1
-4
-4
-5
-5
-5
-6
-6
-5
-5
-6
-7
-9
-11
-14
-15
-16
-17
-19
-21
-20
-17
-20
-21

Relative Humidity (%)

44
35
31
30
29
28
28
28
31
32
30
28
24
20
16
15
14
14
12
10
9
10
6
5

Pressure (mb)

1021
1020
1020
1020
1019
1019
1019
1019
1020
1020
1020
1020
1019
1018
1018
1017
1017
1017
1016
1016
1016
1016
1016
1015

Ozone (du)

318
320
320
317
318
316
315
314
314
315
314
314
313
312
311
310
309
309
309
309
309
309
309
309

Monday 22

Waxing Crescent 1%

08:16

20:37

12 OK
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 Good
04 Good
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good

Sun - Rise: 07:30, Set: 19:40, Transit: 13:35. Moon - Rise: 08:16, Set: 20:37. Civil Dark: 20:04 - 07:06. Nautical Dark: 20:32 - 06:38. Astro Dark: 21:00 - 06:09

Total Clouds (% Sky Obscured)

48
80
92
98
99
100
100
100
100
100
100
100
95
91
86
3
4
2
2
1
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)

41
65
91
97
97
100
100
100
100
100
100
100
95
91
86
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 (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
15
15
15
15
15
15
14
12
12
12
11
11
10
10
9
10
9
9
9
9
8
14
14

Dew Point (°C)

-20
-19
-18
-17
-16
-14
-13
-11
-8
-8
-8
-8
-9
-9
-10
-10
-10
-10
-10
-10
-10
-11
-8
-8

Relative Humidity (%)

5
6
6
6
7
8
10
13
19
20
21
20
20
19
19
20
20
21
22
20
19
18
18
18

Pressure (mb)

1015
1014
1014
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1013
1014
1014
1014
1014
1015
1016
1016
1017

Ozone (du)

308
307
307
307
306
306
306
305
305
305
306
307
309
310
310
311
311
312
313
312
312
312
312
312

Tuesday 23

Waxing Crescent 4%

08:44

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
09 Good
10 Good
11 Good

Sun - Rise: 07:28, Set: 19:40, Transit: 13:35. Moon - Rise: 08:44, Set: 21:32. Civil Dark: 20:04 - 07:04. Nautical Dark: 20:32 - 06:36. Astro Dark: 21:01 - 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
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 (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
15
15
15
18
18
17
17
17
17
14
15
15
15
15
14
14
13
13
13
11
10
18
19

Dew Point (°C)

-7
-7
-7
-7
-5
-5
-4
-3
-2
-1
-2
-3
-4
-6
-8
-10
-12
-14
-16
-15
-15
-16
-13
-14

Relative Humidity (%)

18
17
17
16
17
19
21
24
27
31
30
29
27
23
20
17
14
12
10
10
9
9
8
7

Pressure (mb)

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

Ozone (du)

312
311
310
309
309
308
308
307
307
307
308
308
309
309
308
308
309
309
310
310
310
310
309
309

Wednesday 24

Waxing Crescent 8%

09:14

22:28

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

Sun - Rise: 07:27, Set: 19:41, Transit: 13:35. Moon - Rise: 09:14, Set: 22:28. Civil Dark: 20:05 - 07:03. Nautical Dark: 20:33 - 06:35. Astro Dark: 21:01 - 06:07

Total Clouds (% Sky Obscured)

0
1
1
1
4
7
31
55
78
62
10
8
3
1
0
7
14
21
20
19
18

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
29
0
73
3
0
0
0
0
0
7
14
21
20
19
18

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 (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

20
20
21
21
22
22
21
20
21
20
15
16
17
16
16
16
16
16
15
15
14

Dew Point (°C)

-14
-12
-10
-8
-6
-4
-2
-1
0
1
1
1
1
-0
-1
-2
-3
-5
-6
-6
-6

Relative Humidity (%)

6
8
9
11
13
15
18
22
26
31
31
32
33
32
32
31
28
25
22
22
22

Pressure (mb)

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

Ozone (du)

308
308
307
307
306
306
305
305
305
305
305
306
307
306
306
306
305
305
305
305
305

Forecast for Poroto, Provincia de Limarí, Republic of Chile (-30.52,-70.85)

Generated: 18/09/25 12:47:13. Forecast: 18/09/25 to 24/09/25. Timezone: UTC-3.00