Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 31

First Quarter 55%

15:16

No Set

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

Sun - Rise: 07:49, Set: 20:33, Transit: 14:11. Moon - Rise: 15:16, Set: No Set. Civil Dark: 20:57 - 07:25. Nautical Dark: 21:25 - 06:57. Astro Dark: 21:54 - 06:28

Total Clouds (% Sky Obscured)

20
12
11
25
26
35
24
13
3
6
7
8
12
10
4
2
3
2
1
14
15
9
2
7

Low Clouds (% Sky Obscured)

16
12
11
13
16
25
11
6
1
2
2
8
9
9
4
2
0
1
0
9
14
8
2
4

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

ISS Passover

Visibility (miles)

9
9
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
2
0
5
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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 (%)

4
3
16
5
6
6
5
4
7
4
4
3
4
0
2
2
0
2
2
3
0
1
3
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)

23
23
23
23
23
22
23
23
23
23
24
25
26
25
25
26
26
26
26
26
26
26
26
26

Chance of Frost

Temperature (°C)

23
23
23
23
23
23
23
23
23
23
23
23
23
23
23
23
24
23
23
23
23
23
23
22

Feels Like (°C)

21
21
21
21
21
21
20
21
21
21
21
20
20
21
21
20
21
20
20
20
20
20
20
19

Dew Point (°C)

20
20
20
20
19
20
19
19
19
20
19
19
20
20
20
20
20
20
20
19
19
19
19
19

Relative Humidity (%)

83
83
84
83
81
83
81
81
81
81
78
78
79
79
80
80
79
79
81
81
81
80
80
80

Pressure (mb)

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

Ozone (du)

298
299
299
299
299
299
298
298
298
297
295
293
291
292
295
293
293
292
293
293
294
294
294
295

Monday 1

Waxing Gibbous 65%

16:11

01:23

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

Sun - Rise: 07:49, Set: 20:32, Transit: 14:11. Moon - Rise: 16:11, Set: 01:23. Civil Dark: 20:56 - 07:26. Nautical Dark: 21:24 - 06:57. Astro Dark: 21:52 - 06:29

Total Clouds (% Sky Obscured)

7
10
12
22
27
19
13
17
21
15
14
16
5
1
13
7
10
11
16
7
13
8
16
3

Low Clouds (% Sky Obscured)

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

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
6
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
3
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 (%)

3
5
6
16
9
10
8
21
16
15
10
2
0
0
0
1
1
2
0
2
3
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)

26
26
25
26
25
25
24
25
27
28
29
29
28
27
28
28
28
29
28
28
28
28
28
28

Chance of Frost

Temperature (°C)

23
22
22
22
22
22
23
23
23
23
23
23
23
23
23
23
23
23
23
22
22
22
22
22

Feels Like (°C)

20
19
19
19
20
20
21
21
19
19
19
19
19
19
19
19
19
19
19
18
18
17
18
17

Dew Point (°C)

19
19
19
20
20
20
20
20
20
20
20
19
18
18
18
18
18
18
18
18
18
17
18
18

Relative Humidity (%)

80
81
85
87
88
87
84
87
84
83
81
80
76
73
76
75
74
73
74
78
76
75
79
76

Pressure (mb)

1020
1020
1020
1020
1019
1019
1020
1020
1020
1020
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1021
1021
1022
1021

Ozone (du)

293
292
290
292
292
292
292
292
290
289
289
289
289
289
290
290
289
288
288
290
292
293
292
291

Tuesday 2

Waxing Gibbous 75%

17:04

02:14

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

Sun - Rise: 07:50, Set: 20:31, Transit: 14:10. Moon - Rise: 17:04, Set: 02:14. Civil Dark: 20:54 - 07:26. Nautical Dark: 21:23 - 06:58. Astro Dark: 21:51 - 06:29

Total Clouds (% Sky Obscured)

13
7
16
30
34
37
16
2
26
44
6
1
2
3
3
2
5
2
3
4
5
4
2
1

Low Clouds (% Sky Obscured)

3
3
5
24
31
37
15
1
26
44
5
1
2
3
1
1
1
0
0
1
1
0
0
1

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
6
6
6
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
5
7
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 (%)

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

27
29
28
28
27
26
26
27
26
26
26
25
25
25
25
24
24
24
22
24
23
23
23
24

Chance of Frost

Temperature (°C)

22
22
21
21
21
22
22
22
22
22
22
22
23
23
23
23
23
23
22
22
22
22
22
22

Feels Like (°C)

18
18
17
17
17
18
18
18
18
18
18
19
19
19
19
20
19
20
20
20
20
20
19
19

Dew Point (°C)

18
18
17
18
18
18
18
17
17
17
17
17
17
17
17
17
17
17
17
17
17
18
17
17

Relative Humidity (%)

77
77
77
79
80
80
76
75
75
74
73
72
71
70
70
68
70
72
73
73
73
74
74
74

Pressure (mb)

1021
1020
1020
1019
1019
1019
1019
1020
1020
1020
1021
1021
1021
1020
1019
1019
1019
1019
1019
1019
1019
1020
1020
1019

Ozone (du)

291
291
291
291
291
291
291
292
292
293
292
291
292
291
291
290
288
287
286
286
285
286
286
284

Wednesday 3

Waxing Gibbous 83%

17:53

03:12

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

Sun - Rise: 07:50, Set: 20:29, Transit: 14:10. Moon - Rise: 17:53, Set: 03:12. Civil Dark: 20:53 - 07:27. Nautical Dark: 21:21 - 06:59. Astro Dark: 21:50 - 06:30

Total Clouds (% Sky Obscured)

2
3
3
5
5
7
7
7
13
4
37
73
6
2
3
9
22
47
72
69
69
7
11
12

Low Clouds (% Sky Obscured)

0
0
0
1
1
1
1
5
13
0
1
1
0
0
0
0
0
1
0
0
0
2
5
7

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
15
30
2
0
1
3
9
20
33
31
22
1
2
2

ISS Passover

Visibility (miles)

9
9
9
7
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
2
2
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)

23
23
23
22
22
22
22
21
20
20
19
20
20
19
18
18
21
24
23
21
23
25
24
23

Chance of Frost

Temperature (°C)

22
22
22
22
22
22
22
22
22
23
23
23
23
23
23
23
24
23
23
23
23
23
23
23

Feels Like (°C)

19
19
20
20
19
19
19
19
20
21
21
20
20
22
22
22
22
20
20
20
19
19
20
21

Dew Point (°C)

17
17
17
17
17
17
17
17
17
17
17
17
17
18
17
18
18
18
18
19
18
19
19
19

Relative Humidity (%)

73
74
75
75
73
73
73
73
73
69
70
68
70
70
69
71
71
73
73
75
75
76
78
78

Pressure (mb)

1019
1019
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1018
1018
1017
1017
1017
1017
1017
1018
1018
1018
1019

Ozone (du)

282
282
281
281
280
280
280
279
279
280
280
281
280
280
280
280
281
280
280
279
278
276
277
277

Thursday 4

Waxing Gibbous 91%

18:37

04:13

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

Sun - Rise: 07:51, Set: 20:28, Transit: 14:10. Moon - Rise: 18:37, Set: 04:13. Civil Dark: 20:52 - 07:27. Nautical Dark: 21:20 - 06:59. Astro Dark: 21:49 - 06:31

Total Clouds (% Sky Obscured)

16
15
15
16
19
23
18
17
14
22
33
37
28
19
11
24
36
53
54
51
49
45
41
37

Low Clouds (% Sky Obscured)

5
3
4
1
6
12
5
1
1
3
7
3
3
2
2
3
3
4
6
8
10
13
15
17

Medium Clouds (% Sky Obscured)

3
5
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)

3
2
2
1
2
3
2
3
2
1
2
1
1
1
2
21
36
53
51
51
49
45
41
23

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 (%)

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

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)

22
23
25
28
27
27
26
26
25
25
26
26
27
27
27
27
28
28
29
29
29
28
28
28

Chance of Frost

Temperature (°C)

23
23
23
23
23
22
23
23
23
23
23
23
23
23
23
24
23
23
23
23
23
23
23
23

Feels Like (°C)

21
20
20
19
19
19
19
20
20
20
20
20
20
20
20
20
20
20
20
20
19
20
19
19

Dew Point (°C)

19
19
19
19
19
19
19
19
18
18
18
19
19
19
19
20
20
20
20
20
20
20
20
20

Relative Humidity (%)

78
79
79
78
80
80
79
78
75
74
74
74
74
75
77
78
79
79
80
81
84
85
85
87

Pressure (mb)

1018
1018
1017
1017
1017
1017
1017
1017
1018
1018
1019
1019
1019
1018
1018
1017
1017
1017
1017
1017
1018
1018
1018
1018

Ozone (du)

276
275
274
276
276
277
278
279
281
281
282
281
281
281
281
281
281
281
281
281
281
281
280
280

Friday 5

Waxing Gibbous 96%

19:16

05:17

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

Sun - Rise: 07:51, Set: 20:27, Transit: 14:09. Moon - Rise: 19:16, Set: 05:17. Civil Dark: 20:51 - 07:28. Nautical Dark: 21:19 - 07:00. Astro Dark: 21:47 - 06:31

Total Clouds (% Sky Obscured)

32
31
25
19
19
16
24
32
40
29
18
9
10
11
11
13
15
18
16
15
12
18
20
31

Low Clouds (% Sky Obscured)

15
14
12
12
11
11
18
25
32
26
18
9
10
9
7
8
9
11
11
12
12
13
14
16

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

15
6
5
4
3
2
2
2
3
1
1
0
1
2
3
4
4
4
3
2
1
3
3
4

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 (%)

11
9
5
11
13
12
15
15
13
12
9
3
5
5
1
4
4
2
6
5
2
4
4
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)

27
27
27
27
27
27
27
27
28
28
28
28
28
28
27
27
28
28
28
28
28
28
28
28

Chance of Frost

Temperature (°C)

22
22
22
22
22
22
22
22
23
23
23
23
23
23
24
24
23
23
23
23
23
23
22
22

Feels Like (°C)

19
19
19
19
19
19
19
19
19
19
19
19
19
20
20
20
20
20
20
19
19
19
19
19

Dew Point (°C)

20
20
20
19
20
20
20
20
20
20
19
20
19
19
19
19
19
19
19
19
19
19
19
19

Relative Humidity (%)

85
84
84
81
84
85
87
85
85
83
80
80
78
77
75
75
77
78
79
79
80
80
81
83

Pressure (mb)

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

Ozone (du)

280
279
279
279
279
280
280
280
279
279
280
280
281
281
281
281
280
280
279
280
280
280
280
280

Saturday 6

Waxing Gibbous 98%

19:51

06:21

Sun - Rise: 07:52, Set: 20:26, Transit: 14:09. Moon - Rise: 19:51, Set: 06:21. Civil Dark: 20:50 - 07:28. Nautical Dark: 21:18 - 07:00. Astro Dark: 21:46 - 06:32

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 Los Quemados, Santa Cruz de Tenerife, Spain (28.47,-17.83)

Generated: 31/08/25 01:20:59. Forecast: 31/08/25 to 06/09/25. Timezone: UTC+1.00