Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 11%

05:59

16:40

04 OK
05 Bad
06 Good
07 OK
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

Sun - Rise: 07:35, Set: 19:36, Transit: 13:35. Moon - Rise: 05:59, Set: 16:40. Civil Dark: 20:01 - 07:10. Nautical Dark: 20:29 - 06:41. Astro Dark: 20:58 - 06:12

Total Clouds (% Sky Obscured)

48
67
17
42
4
7
0
0
0
0
6
7
5
11
8
12
2
8
6
2
3
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
4
5
3
5
4
6
1
3
3
1
1
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)

48
67
16
12
1
2
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
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
7
15
24
27

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

40
38
32
37
31
26
28
29
28
29
34
36
41
43
49
57
66
67
67
67
63
62
63
61

Pressure (mb)

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

Ozone (du)

274
276
277
278
278
279
279
280
280
281
281
280
279
278
277
276
276
276
276
275
274
272
272
274

Friday 19

Waning Crescent 5%

06:30

17:43

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

Sun - Rise: 07:33, Set: 19:37, Transit: 13:35. Moon - Rise: 06:30, Set: 17:43. Civil Dark: 20:01 - 07:09. Nautical Dark: 20:30 - 06:40. Astro Dark: 20:59 - 06:11

Total Clouds (% Sky Obscured)

0
0
0
1
3
1
13
52
29
29
100
100
100
62
44
97
100
100
100
100
100
90
96
43

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
1
3
3
2
2
2
1
0
0
2
3
16
26
24
28
14
14
4

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
5
0
10
7
0
21
33
81
100
100
100
90
96
11

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
52
29
29
100
100
100
21
26
65
70
75
70
55
35
6
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
8
8
9
9

Fog (%)

25
17
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
1
2
4
2
1
0
0
0
0
3
11
13
24

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

Chance of Frost

Temperature (°C)

10
10
10
10
10
12
14
15
15
16
17
17
17
15
14
11
9
8
7
7
7
7
7
6

Feels Like (°C)

10
9
9
9
9
12
12
13
13
13
14
12
12
10
11
8
6
6
5
5
4
4
4
4

Dew Point (°C)

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

Relative Humidity (%)

61
60
57
49
45
42
39
39
40
40
36
35
31
33
36
48
61
67
73
73
72
69
65
66

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1014
1016
1016
1017
1018
1019
1020
1020
1020
1019
1019
1019

Ozone (du)

275
275
278
278
280
283
284
285
287
288
289
289
291
294
294
295
297
299
303
306
307
308
309
313

Saturday 20

Waning Crescent 1%

06:57

18:42

04 Bad
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

Sun - Rise: 07:32, Set: 19:37, Transit: 13:35. Moon - Rise: 06:57, Set: 18:42. Civil Dark: 20:02 - 07:07. Nautical Dark: 20:31 - 06:39. Astro Dark: 21:00 - 06:09

Total Clouds (% Sky Obscured)

45
51
53
71
77
63
51
36
22
27
28
24
24
21
22
27
23
40
67
83
83
84
83
99

Low Clouds (% Sky Obscured)

2
11
13
47
48
37
10
10
4
20
16
7
8
5
6
7
4
22
56
72
71
71
73
93

Medium Clouds (% Sky Obscured)

5
15
7
49
45
14
15
8
2
2
15
9
6
3
0
2
0
2
0
0
5
5
32
47

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
7
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
8
7
3
6
4
4
3
4
6
0
0
0
0

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
67
67
87
87
87
87
87
87
87

Precipitation Type

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

Precipitation Probability (%)

63
79
92
95
95
95
95
73
58
73
71
88
95
95
95
95
95
70
57
56
59
65
68
79

Precipitation Amount (mm)

0
0.4
0.6
1
1.8
0.9
0.9
0.4
0
0.4
0.3
0.7
0.9
1.3
0.9
0.8
1
0.5
0.3
0.3
0.3
0.4
0.4
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
66
61
59
56
51
48
42
38
36
38
37
43
55
60
68
78
83
83
90
93
94
93
98

Pressure (mb)

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

Ozone (du)

315
318
319
319
321
322
322
322
324
325
326
329
330
331
330
332
335
336
338
339
341
342
344
344

Sunday 21

New Moon 0%

07:22

19:40

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

Sun - Rise: 07:31, Set: 19:38, Transit: 13:34. Moon - Rise: 07:22, Set: 19:40. Civil Dark: 20:03 - 07:06. Nautical Dark: 20:31 - 06:37. Astro Dark: 21:01 - 06:08

Total Clouds (% Sky Obscured)

100
48
88
100
98
88
82
63
69
74
89
80
85
90
60
34
4
1
0
0
17
28
43
33

Low Clouds (% Sky Obscured)

98
19
61
69
56
61
50
20
29
13
5
8
8
9
24
34
4
1
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

49
14
81
100
88
79
36
22
4
48
89
63
53
39
11
6
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
17
28
43
33

ISS Passover

Visibility (miles)

0
8
7
5
5
8
9
7
7
5
5
5
5
6
9
9
9
9
9
9
9
9
9
9

Fog (%)

87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87

Precipitation Type

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

Precipitation Probability (%)

84
82
90
95
80
61
58
55
65
72
77
72
69
64
42
27
31
21
9
0
0
0
0
1

Precipitation Amount (mm)

0.4
0.4
0.5
0.7
0.3
0
0
0
0.3
0.4
0.6
0.5
0.5
0.5
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
5
5
5
7
7
6
5
6
6
7
7
6
6
4
3
2
4
4
5
5
5
5
4

Chance of Frost

Temperature (°C)

4
4
3
2
3
4
5
6
7
7
8
8
8
8
8
8
6
6
6
6
5
5
5
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
79
83
86
73
64
60
59
57
55
51
51
52
48
48
53
64
67
62
58
56
50
48
39

Pressure (mb)

1021
1021
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024
1025
1025
1025
1025
1024
1023
1023
1022

Ozone (du)

344
345
345
344
345
343
343
343
346
346
346
344
342
340
337
335
332
330
327
327
325
322
319
319

Monday 22

Waxing Crescent 1%

07:47

20:37

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

Sun - Rise: 07:29, Set: 19:39, Transit: 13:34. Moon - Rise: 07:47, Set: 20:37. Civil Dark: 20:03 - 07:05. Nautical Dark: 20:32 - 06:36. Astro Dark: 21:01 - 06:07

Total Clouds (% Sky Obscured)

18
16
16
28
42
17
22
5
16
28
48
8
10
18
39
68
100
100
100
100
89
78
65
54

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
1
0
2
4
6
0
0
0
13
30
63
60
56
53
44
32
21
20

High Clouds (% Sky Obscured)

18
16
16
15
8
5
3
0
0
0
0
5
2
0
0
0
0
3
6
19
15
14
10
8

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 (%)

87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87

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

Chance of Frost

Temperature (°C)

5
5
5
5
6
10
12
13
14
15
16
17
17
16
16
15
14
14
13
13
13
13
13
12

Feels Like (°C)

4
4
4
3
4
8
10
11
12
13
14
14
14
14
14
14
14
14
10
10
11
10
11
10

Dew Point (°C)

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

Relative Humidity (%)

33
35
29
25
25
20
16
16
18
17
16
15
15
16
16
18
21
24
23
22
21
20
19
17

Pressure (mb)

1021
1021
1020
1020
1020
1020
1020
1019
1019
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1014

Ozone (du)

319
320
321
322
322
322
324
324
324
323
323
322
321
321
321
321
321
322
321
321
320
320
319
318

Tuesday 23

Waxing Crescent 4%

08:12

21:34

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

Sun - Rise: 07:28, Set: 19:39, Transit: 13:34. Moon - Rise: 08:12, Set: 21:34. Civil Dark: 20:04 - 07:03. Nautical Dark: 20:33 - 06:34. Astro Dark: 21:02 - 06:05

Total Clouds (% Sky Obscured)

41
30
30
33
39
48
47
56
56
59
61
47
33
19
15
14
13
10
7
4
4
3
3
3

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

20
20
20
20
21
38
47
56
56
59
61
47
25
4
3
2
1
2
3
4
3
2
0
0

High Clouds (% Sky Obscured)

8
6
7
8
11
15
14
15
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 (%)

87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87

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

Chance of Frost

Temperature (°C)

12
12
12
13
14
14
15
15
16
16
16
17
16
16
15
14
13
12
12
12
12
12
12
12

Feels Like (°C)

9
9
9
9
9
9
11
12
12
11
11
12
13
13
13
13
13
13
10
10
11
11
11
11

Dew Point (°C)

-12
-13
-13
-12
-9
-8
-7
-6
-5
-5
-5
-4
-3
-2
-2
-1
-0
0
-1
-2
-4
-5
-7
-9

Relative Humidity (%)

17
16
16
17
19
21
22
23
23
24
23
24
26
28
31
35
40
45
41
37
33
29
25
22

Pressure (mb)

1014
1014
1014
1015
1015
1016
1016
1017
1017
1017
1018
1018
1018
1019
1019
1020
1020
1020
1020
1020
1020
1020
1019
1019

Ozone (du)

317
315
314
314
315
315
316
316
317
317
317
316
316
315
314
313
311
309
309
309
309
308
307
306

Wednesday 24

Waxing Crescent 8%

08:38

22:32

Sun - Rise: 07:27, Set: 19:40, Transit: 13:33. Moon - Rise: 08:38, Set: 22:32. Civil Dark: 20:05 - 07:02. Nautical Dark: 20:34 - 06:33. Astro Dark: 21:03 - 06:04

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for La Dehesa, Provincia de Santiago, Republic of Chile (-33.27,-70.53)

Generated: 18/09/25 04:23:39. Forecast: 18/09/25 to 24/09/25. Timezone: UTC-3.00