Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 31

Waxing Crescent 43%

14:30

00:48

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

Sun - Rise: 07:27, Set: 20:56, Transit: 14:11. Moon - Rise: 14:30, Set: 00:48. Civil Dark: 21:21 - 07:01. Nautical Dark: 21:52 - 06:31. Astro Dark: 22:23 - 05:59

Total Clouds (% Sky Obscured)

11
11
9
9
22
9
9
11
10
8
10
9
8
8
7
7
10
10
9
11
9
9
9
7

Low Clouds (% Sky Obscured)

2
2
2
2
9
4
5
6
5
5
5
6
6
5
5
5
8
8
6
7
6
6
6
5

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
4
4
4
4
9
9
9
9
4
6
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

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

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

Chance of Frost

Temperature (°C)

24
25
24
22
21
19
17
17
17
16
17
17
15
15
15
15
15
16
18
20
22
24
25
26

Feels Like (°C)

26
26
26
24
23
22
20
19
18
17
18
18
16
16
15
15
15
16
19
22
24
26
26
27

Dew Point (°C)

13
14
14
14
14
14
13
12
10
10
10
10
10
9
8
8
8
9
11
11
12
13
13
13

Relative Humidity (%)

49
50
55
60
65
71
76
71
65
64
63
66
68
67
66
64
62
66
61
55
52
50
47
45

Pressure (mb)

1016
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1015
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1014
1014

Ozone (du)

288
288
287
287
288
289
289
289
289
287
287
288
290
292
292
292
292
293
293
292
291
290
288
286

Friday 1

First Quarter 53%

No Rise

01:20

15 Good
16 OK
17 OK
18 Good
19 OK
20 OK
21 OK
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 OK
14 OK

Sun - Rise: 07:27, Set: 20:55, Transit: 14:11. Moon - Rise: No Rise, Set: 01:20. Civil Dark: 21:20 - 07:02. Nautical Dark: 21:51 - 06:32. Astro Dark: 22:22 - 06:00

Total Clouds (% Sky Obscured)

12
15
16
12
11
26
29
48
60
53
33
59
74
74
73
77
73
60
68
73
60
45
41
35

Low Clouds (% Sky Obscured)

5
5
5
5
9
24
26
47
59
51
29
56
73
74
73
77
73
58
68
73
60
44
39
31

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
6
7
9
9
9
9
9
9
9
9
8
9
9
9
7

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
1
0
9
2
3
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
5
4
6
9
16
9
19
18
13
17
13
19
11
19
9
19
10
9
6
19
6
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)

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

Chance of Frost

Temperature (°C)

26
25
24
23
22
20
18
17
17
17
16
16
16
16
15
15
14
14
17
20
22
25
26
27

Feels Like (°C)

27
26
25
24
23
21
19
18
18
18
17
17
16
16
15
15
14
14
17
21
24
26
27
29

Dew Point (°C)

14
15
15
15
15
14
13
12
12
11
10
11
11
11
11
11
10
10
10
11
12
13
14
15

Relative Humidity (%)

49
55
58
60
64
69
72
74
74
69
68
69
70
74
76
76
79
76
66
56
51
48
48
48

Pressure (mb)

1014
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014

Ozone (du)

287
287
287
287
289
288
288
289
290
291
290
292
292
292
292
293
293
293
293
294
293
293
292
292

Saturday 2

Waxing Gibbous 62%

15:26

01:56

15 OK
16 OK
17 OK
18 OK
19 OK
20 Bad
21 Bad
22 Bad
23 OK
00 OK
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
14 Bad

Sun - Rise: 07:28, Set: 20:54, Transit: 14:11. Moon - Rise: 15:26, Set: 01:56. Civil Dark: 21:20 - 07:03. Nautical Dark: 21:50 - 06:32. Astro Dark: 22:21 - 06:01

Total Clouds (% Sky Obscured)

27
16
24
34
26
40
50
56
45
43
72
79
81
82
84
83
85
85
82
79
75
69
50
60

Low Clouds (% Sky Obscured)

22
10
15
28
18
33
46
54
39
35
72
79
81
82
84
83
85
85
82
79
75
69
48
60

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)

6
6
5
4
4
4
4
5
9
9
9
9
9
9
9
4
9
9
8
4
6
5
4
4

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
9
9
3
2
1
2
2
2
2
2
2
2
2

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
6
14
3
1
2
2
1
2
5
2
4
8
19
20
9
14
22
10
12
7
1
1
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)

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

Chance of Frost

Temperature (°C)

27
27
27
26
25
23
19
18
18
18
18
17
17
17
18
17
17
17
19
22
24
26
30
30

Feels Like (°C)

29
29
29
28
27
26
22
20
20
20
19
18
17
18
18
17
17
17
21
23
25
27
30
31

Dew Point (°C)

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

Relative Humidity (%)

50
51
53
55
59
64
73
74
69
63
61
62
61
58
57
55
55
55
49
46
44
43
44
45

Pressure (mb)

1014
1014
1014
1014
1014
1014
1015
1015
1016
1016
1016
1016
1015
1015
1015
1015
1016
1016
1017
1017
1017
1018
1018
1018

Ozone (du)

292
292
292
294
293
292
292
293
294
294
293
292
292
290
289
291
291
290
292
291
291
290
289
289

Sunday 3

Waxing Gibbous 72%

16:23

02:38

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

Sun - Rise: 07:28, Set: 20:54, Transit: 14:11. Moon - Rise: 16:23, Set: 02:38. Civil Dark: 21:19 - 07:03. Nautical Dark: 21:49 - 06:33. Astro Dark: 22:20 - 06:02

Total Clouds (% Sky Obscured)

58
60
65
51
44
43
50
50
46
39
40
49
51
58
59
54
48
55
56
47
32
37
30
21

Low Clouds (% Sky Obscured)

58
60
65
46
37
37
47
50
46
38
40
49
51
58
59
54
42
55
55
43
21
30
24
13

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)

5
5
5
6
4
5
5
4
9
9
9
9
9
9
9
9
9
4
9
9
4
4
6
4

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

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
2
1
2
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)

13
13
11
8
9
7
4
3
3
3
2
2
3
0
0
1
0
0
0
2
6
10
10
11

Chance of Frost

Temperature (°C)

30
30
26
26
28
25
20
19
18
18
18
18
18
18
17
16
16
18
21
24
27
28
30
30

Feels Like (°C)

31
31
28
28
30
27
23
22
20
20
20
20
19
19
19
18
18
19
23
25
27
28
30
31

Dew Point (°C)

18
18
15
16
19
18
15
14
13
12
11
11
11
11
10
9
9
9
9
9
10
12
14
16

Relative Humidity (%)

47
47
49
52
58
65
71
76
73
70
65
65
63
63
63
63
61
57
45
38
36
37
38
41

Pressure (mb)

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

Ozone (du)

289
290
290
289
287
287
286
287
287
286
287
286
285
286
285
285
284
286
285
285
284
283
282
282

Monday 4

Waxing Gibbous 80%

17:21

03:26

15 OK
16 OK
17 OK
18 OK
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 OK
12 OK
13 Bad
14 Bad

Sun - Rise: 07:29, Set: 20:53, Transit: 14:11. Moon - Rise: 17:21, Set: 03:26. Civil Dark: 21:18 - 07:04. Nautical Dark: 21:48 - 06:34. Astro Dark: 22:19 - 06:03

Total Clouds (% Sky Obscured)

15
21
29
41
49
58
60
58
44
40
45
50
55
61
66
73
66
60
53
45
37
30
35
39

Low Clouds (% Sky Obscured)

9
11
19
37
48
58
60
58
42
39
42
46
49
50
52
53
53
52
52
42
33
25
26
28

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
1
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)

5
9
9
6
4
4
4
7
4
4
4
5
6
6
7
8
9
8
6
5
6
8
9
9

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

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
1
1
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)

11
11
10
10
8
4
1
2
1
1
0
0
0
0
0
0
1
0
0
0
0
1
3
4

Chance of Frost

Temperature (°C)

30
30
30
29
27
24
20
18
18
18
18
17
17
17
16
16
16
18
23
26
29
30
31
32

Feels Like (°C)

31
31
30
30
29
27
23
21
20
20
20
20
20
20
19
20
19
19
22
24
26
27
28
33

Dew Point (°C)

16
16
16
17
17
16
14
13
12
11
11
10
9
8
8
7
7
6
7
8
10
11
12
13

Relative Humidity (%)

42
42
44
46
51
58
66
69
69
65
63
61
59
58
57
56
55
45
36
30
31
31
31
32

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1019
1019
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

282
283
283
284
283
282
281
281
280
280
280
280
279
279
279
279
279
280
281
281
281
281
281
281

Tuesday 5

Waxing Gibbous 88%

18:16

04:21

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

Sun - Rise: 07:30, Set: 20:52, Transit: 14:10. Moon - Rise: 18:16, Set: 04:21. Civil Dark: 21:17 - 07:05. Nautical Dark: 21:47 - 06:35. Astro Dark: 22:18 - 06:03

Total Clouds (% Sky Obscured)

44
46
46
49
52
55
59
61
63
65
64
63
63
54
41
28
37
47
57
56
55
53
52
50

Low Clouds (% Sky Obscured)

29
31
34
36
42
50
58
61
63
65
64
63
63
53
39
25
36
47
57
56
55
53
51
48

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
3
6
11
10
8
7
4
3
2
1
1
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
6
3
0
1
3
4
4
4
4
5
7
8
8
9
9
9
9
9
9

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

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
1
1
0
2
1
0
0
0
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

32
32
31
29
27
26
23
20
19
19
18
17
17
16
16
16
17
21
24
27
29
31
32
28

Feels Like (°C)

32
31
32
31
30
27
26
24
23
23
21
20
20
19
20
20
20
23
24
26
27
29
30
31

Dew Point (°C)

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

Relative Humidity (%)

34
36
40
44
48
53
57
63
64
65
66
66
65
66
65
63
61
52
46
39
38
37
35
35

Pressure (mb)

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

Ozone (du)

281
281
281
282
282
282
282
282
282
282
282
282
282
282
281
281
280
281
281
282
281
281
281
281

Wednesday 6

Waxing Gibbous 94%

19:08

05:21

15 OK
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 OK
05 OK
06 Good

Sun - Rise: 07:30, Set: 20:51, Transit: 14:10. Moon - Rise: 19:08, Set: 05:21. Civil Dark: 21:16 - 07:05. Nautical Dark: 21:46 - 06:35. Astro Dark: 22:17 - 06:04

Total Clouds (% Sky Obscured)

48
52
56
60
55
50
45
50
55
60
58
57
52
35
18
4

Low Clouds (% Sky Obscured)

46
51
56
60
55
50
45
50
55
60
58
57
52
35
18
4

Medium Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

9
9
9
9
9
7
4
1
1
1
1
2
3
4
4
5

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

8
11
8
4
1
1
1
1
3
4
4
2
1
0
2
4

Chance of Frost

Temperature (°C)

28
29
28
27
25
24
22
19
18
18
17
19
18
18
18
16

Feels Like (°C)

30
29
29
28
27
26
25
23
23
23
22
21
21
20
21
19

Dew Point (°C)

13
14
13
12
12
12
11
10
10
9
9
11
10
10
10
8

Relative Humidity (%)

37
39
40
41
43
47
52
56
57
58
59
59
59
59
59
59

Pressure (mb)

1017
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1016
1016
1016
1016

Ozone (du)

281
281
281
281
281
282
282
282
282
282
282
282
282
282
282
282

Forecast for Barrio Nuevo, Santa Cruz de Tenerife, Spain (28.47,-16.27)

Generated: 31/07/25 15:21:54. Forecast: 31/07/25 to 06/08/25. Timezone: UTC+1.00