Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 15

Waning Gibbous 88%

20:02

11:01

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

Sun - Rise: 07:23, Set: 17:56, Transit: 12:39. Moon - Rise: 20:02, Set: 11:01. Civil Dark: 18:21 - 06:57. Nautical Dark: 18:51 - 06:28. Astro Dark: 19:19 - 05:59

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
86
100
100
25
13
2
1
0
0
0
0
34
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
31
7
0
0
2
9
2
1
0
0
0
0
34
0
0
0
2

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
83
100
100
25
13
2
1
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
1
0
0
1
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
1
0
1
0
1
1
2
1
3
3
4
1
2
1
0
0
0
1
1

Chance of Frost

Temperature (°C)

21
20
19
18
13
13
12
12
11
12
11
10
10
10
10
9
10
11
13
17
18
19
20
20

Feels Like (°C)

17
17
16
15
12
12
10
10
9
9
9
8
8
9
10
10
9
10
11
16
17
18
18
18

Dew Point (°C)

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

Relative Humidity (%)

25
28
33
40
57
53
55
50
52
49
51
59
53
53
58
61
51
43
33
26
25
26
27
30

Pressure (mb)

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

Ozone (du)

263
264
265
266
265
266
267
267
267
267
267
266
269
270
271
271
271
272
272
271
270
270
268
266

Friday 16

Waning Gibbous 81%

21:00

11:48

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 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:23, Set: 17:55, Transit: 12:39. Moon - Rise: 21:00, Set: 11:48. Civil Dark: 18:21 - 06:58. Nautical Dark: 18:50 - 06:28. Astro Dark: 19:19 - 06:00

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
7
3
0
6
77
99
97
100
100
100
100
100
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
4
0
3
90
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
7
3
0
6
72
98
97
100
100
100
100
100
99
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
1
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
0
0
0
1
2
3
1
1
1
1
0
0
2
0
2
1
1
0
0
0
1
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
17
17
16
13
13
13
12
11
11
11
10
10
10
9
7
7
7
8
10
11
12
13
12

Dew Point (°C)

3
4
4
5
5
5
4
4
4
4
5
5
4
4
4
4
4
3
3
4
4
4
3
3

Relative Humidity (%)

33
36
40
44
58
59
60
64
64
64
67
71
67
64
68
67
69
62
60
57
55
48
41
40

Pressure (mb)

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

Ozone (du)

265
266
265
265
266
265
265
265
264
264
263
263
262
262
261
261
260
262
263
264
263
263
262
262

Saturday 17

Waning Gibbous 72%

22:01

12:29

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 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:24, Set: 17:55, Transit: 12:39. Moon - Rise: 22:01, Set: 12:29. Civil Dark: 18:20 - 06:58. Nautical Dark: 18:50 - 06:29. Astro Dark: 19:18 - 06:00

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
99
100
100
100
100
100
97
100
99
92
84
77
76
76
75

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)

100
100
100
100
100
100
100
100
100
99
100
100
100
100
100
97
100
99
92
84
77
76
76
75

High Clouds (% Sky Obscured)

100
100
100
100
53
41
15
9
32
57
14
60
73
67
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
1
1
3
7
5
6
8
4
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
1
0
1
1
1
1
2
2
2
3
3
2
2
2
1
0
0
0
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
0
1
3
4
4
3
1
1
-1
-2
-4
-5
-6
-6
-7
-9
-10
-11
-12
-11
-10
-9
-6

Relative Humidity (%)

42
33
38
48
62
57
51
46
45
44
38
32
31
28
29
27
24
23
20
13
12
12
14
16

Pressure (mb)

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

Ozone (du)

262
262
262
261
261
261
261
260
260
259
258
256
255
255
255
256
256
256
258
259
258
258
258
258

Sunday 18

Waning Gibbous 62%

23:04

13:06

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 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:24, Set: 17:54, Transit: 12:39. Moon - Rise: 23:04, Set: 13:06. Civil Dark: 18:20 - 06:59. Nautical Dark: 18:49 - 06:29. Astro Dark: 19:18 - 06:01

Total Clouds (% Sky Obscured)

83
92
100
93
87
80
87
93
100
100
100
100
100
100
100
95
89
84
89
95
100
100
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)

83
92
100
93
87
80
87
93
100
100
100
100
100
100
100
95
89
84
89
95
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
33
67
100
93
87
80
87
93
100
67
33
0
0
0
1
13
26
44

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 (%)

1
4
5
5
5
4
6
8
7
10
12
14
18
28
17
32
27
28
32
32
27
40
44
42

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

Chance of Frost

Temperature (°C)

20
19
17
16
15
14
14
14
14
14
14
14
14
14
14
14
14
14
15
16
18
20
19
19

Feels Like (°C)

15
14
14
13
13
12
12
12
12
12
12
11
12
12
12
11
12
11
12
14
15
15
15
15

Dew Point (°C)

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

Relative Humidity (%)

20
24
29
33
39
39
38
38
36
36
35
36
33
32
32
32
31
32
29
25
21
15
18
19

Pressure (mb)

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

Ozone (du)

259
259
258
258
258
258
258
259
259
259
258
258
257
257
258
257
257
258
259
260
261
262
262
262

Monday 19

Waning Gibbous 51%

00:07

13:39

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

Sun - Rise: 07:25, Set: 17:54, Transit: 12:39. Moon - Rise: 00:07, Set: 13:39. Civil Dark: 18:19 - 06:59. Nautical Dark: 18:49 - 06:30. Astro Dark: 19:18 - 06:01

Total Clouds (% Sky Obscured)

95
82
60
44
35
22
15
7
0
30
60
91
54
28
7
22
25
23
37
51
65
77
88
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)

95
82
51
5
4
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

13
13
0
0
0
0
0
0
0
30
60
91
54
28
0
8
16
23
37
51
65
77
88
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 (%)

45
42
32
27
15
2
1
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
4
2
1
1
2
1
2
2
2
1
1
1
1
1
2
2
0
0
0
0

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
16
17
17
13
12
11
10
11
10
12
11
11
11
10
10
10
10
9
11
10
10
12
13

Dew Point (°C)

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

Relative Humidity (%)

19
19
17
20
33
32
32
29
27
26
22
22
23
24
25
26
24
23
21
18
15
13
14
15

Pressure (mb)

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

Ozone (du)

260
259
258
257
256
255
255
255
255
254
253
253
252
252
252
252
252
252
252
252
253
253
252
252

Tuesday 20

Third Quarter 39%

01:11

No Set

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 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:26, Set: 17:53, Transit: 12:39. Moon - Rise: 01:11, Set: No Set. Civil Dark: 18:19 - 07:00. Nautical Dark: 18:48 - 06:31. Astro Dark: 19:17 - 06:02

Total Clouds (% Sky Obscured)

100
99
99
97
95
93
98
99
100
100
100
100
100
99
100
100
100
100
100
95
82
84
83
91

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
2
2
3
3
3
5
7
8
6
3
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
99
99
97
95
93
98
99
100
33
65
98
99
99
100
100
100
100
100
95
82
84
83
91

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

16
18
21
25
29
33
39
37
35
34
33
32
31
30
28
26
26
25
25
22
19
17
17
17

Pressure (mb)

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

Ozone (du)

251
250
249
248
247
247
247
247
248
249
250
250
251
252
252
253
253
253
254
255
255
256
256
255

Wednesday 21

Waning Crescent 28%

02:15

14:10

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

Sun - Rise: 07:26, Set: 17:53, Transit: 12:39. Moon - Rise: 02:15, Set: 14:10. Civil Dark: 18:19 - 07:00. Nautical Dark: 18:48 - 06:31. Astro Dark: 19:17 - 06:02

Total Clouds (% Sky Obscured)

63
41
50
54
58
63
69
42
26
16
6
0
33
67
100
100
100
100

Low Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

63
41
19
52
58
62
61
34
7
5
2
0
33
67
100
100
100
100

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
22
21
21
19
17
15
15
15
15
15
15
15
14
14
14
14
14

Feels Like (°C)

17
21
20
19
19
19
19
12
12
12
12
13
13
12
11
11
11
11

Dew Point (°C)

-3
-2
-2
-1
-1
-1
-1
-2
-3
-4
-5
-7
-9
-9
-10
-11
-11
-11

Relative Humidity (%)

18
19
21
23
26
30
34
32
30
28
24
22
19
18
17
17
16
16

Pressure (mb)

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

Ozone (du)

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

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

Generated: 15/05/25 14:15:18. Forecast: 15/05/25 to 21/05/25. Timezone: UTC-4.00