Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 28

Waxing Crescent 41%

13:45

22:48

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

Sun - Rise: 07:21, Set: 17:54, Transit: 12:38. Moon - Rise: 13:45, Set: 22:48. Civil Dark: 18:23 - 06:53. Nautical Dark: 18:55 - 06:21. Astro Dark: 19:27 - 05:49

Total Clouds (% Sky Obscured)

0
0
0
0
24
5
0
0
3
8
7
0
0
2
4
3
0
33
100
53
99
100
100
93

Low Clouds (% Sky Obscured)

0
0
0
0
22
4
0
0
3
8
7
0
0
0
0
0
0
22
27
50
49
70
63
75

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
3
3
33
7

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
3
0
21
100
18
97
100
100
84

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
2
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
3

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

Chance of Frost

Temperature (°C)

9
9
10
10
10
10
10
13
16
17
18
19
20
20
19
18
17
16
14
14
14
13
13
14

Feels Like (°C)

8
8
9
10
10
11
11
14
18
18
19
19
20
19
18
17
16
15
14
13
13
13
13
13

Dew Point (°C)

1
2
3
4
4
4
4
5
7
8
8
8
8
7
7
8
9
9
8
8
8
9
9
10

Relative Humidity (%)

56
60
62
63
65
66
66
59
55
52
49
46
44
43
45
51
59
64
67
68
70
74
76
78

Pressure (mb)

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

Ozone (du)

285
285
287
288
287
286
286
285
285
284
283
286
287
285
284
283
283
283
285
287
288
289
286
284

Wednesday 29

First Quarter 51%

14:19

23:55

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 07:22, Set: 17:53, Transit: 12:38. Moon - Rise: 14:19, Set: 23:55. Civil Dark: 18:21 - 06:54. Nautical Dark: 18:54 - 06:22. Astro Dark: 19:26 - 05:50

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
93
91
87
86
85
72
94
98
98
99
100
99
100
99
80
60

Low Clouds (% Sky Obscured)

62
65
80
76
54
100
93
87
91
83
74
54
52
47
58
58
47
38
0
11
8
0
0
5

Medium Clouds (% Sky Obscured)

43
39
77
90
96
100
100
100
78
73
73
35
60
33
53
48
70
83
98
77
87
97
61
60

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
63
46
43
52
51
8
14
46
68
86
95
100
95
51
96
67
41

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
4
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

14
19
17
21
42
78
95
95
94
90
62
49
32
6
4
3
12
18
24
22
16
38
38
41

Precipitation Amount (mm)

0
0
0
0
0
0.5
1.5
0.9
0.8
0.8
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
11
11
11
12
12
13
12
12
14
16
16
14
14
14
14
14
14
13
12
12
12
12
13

Relative Humidity (%)

79
80
76
75
78
78
78
75
72
79
86
77
68
65
64
68
72
76
72
71
72
71
73
76

Pressure (mb)

1014
1014
1013
1012
1012
1012
1012
1012
1011
1011
1011
1010
1009
1009
1009
1009
1009
1010
1010
1010
1010
1011
1011
1011

Ozone (du)

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

Thursday 30

Waxing Gibbous 61%

14:48

01:05

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

Sun - Rise: 07:24, Set: 17:52, Transit: 12:38. Moon - Rise: 14:48, Set: 01:05. Civil Dark: 18:20 - 06:55. Nautical Dark: 18:53 - 06:23. Astro Dark: 19:25 - 05:51

Total Clouds (% Sky Obscured)

41
25
30
35
35
40
53
72
73
84
94
80
62
55
36
15
0
3
4
7
12
17
18
68

Low Clouds (% Sky Obscured)

5
3
10
10
9
12
30
58
62
72
67
69
53
40
35
10
0
2
3
5
7
9
11
9

Medium Clouds (% Sky Obscured)

41
25
30
35
35
40
53
4
47
68
43
7
0
0
0
1
0
0
1
2
7
12
14
15

High Clouds (% Sky Obscured)

30
25
30
30
35
40
35
0
0
0
0
3
36
27
1
0
0
0
0
2
2
6
4
64

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 (%)

30
14
20
23
5
3
2
6
5
7
4
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
3
3
3
3
2
2
3
2
1
3
4
3
3
3
2
1
0
0
1
2
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
75
75
75
75
76
76
76
73
74
72
72
67
63
62
65
71
73
76
79
82
83
83
84

Pressure (mb)

1011
1010
1010
1010
1011
1011
1012
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1013
1013
1014
1014
1014
1014
1014

Ozone (du)

278
280
281
284
285
286
288
290
291
291
292
293
293
293
291
290
289
289
288
290
290
291
291
292

Friday 31

Waxing Gibbous 72%

15:14

No Set

02 Bad
03 OK
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

Sun - Rise: 07:25, Set: 17:50, Transit: 12:38. Moon - Rise: 15:14, Set: No Set. Civil Dark: 18:19 - 06:56. Nautical Dark: 18:51 - 06:24. Astro Dark: 19:23 - 05:52

Total Clouds (% Sky Obscured)

63
35
79
87
100
88
74
64
71
83
95
97
98
100
89
81
76
70
56
75
60
60
73
81

Low Clouds (% Sky Obscured)

7
5
10
15
20
16
13
9
16
24
31
41
49
57
56
51
46
41
37
35
31
25
20
11

Medium Clouds (% Sky Obscured)

18
19
14
10
5
5
6
6
6
9
30
6
3
0
0
3
0
3
1
3
5
6
1
2

High Clouds (% Sky Obscured)

54
12
69
83
100
87
66
48
56
71
88
92
96
100
81
67
51
47
34
54
35
33
52
68

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
12
12
11
9
8
9
8
9
9
10
11
11
12
14
15
16
15
14
13
11
9
8
7

Relative Humidity (%)

83
82
82
79
68
65
64
55
51
48
47
48
49
53
64
72
78
80
81
77
68
62
58
57

Pressure (mb)

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

Ozone (du)

293
293
293
292
292
292
289
289
288
286
287
287
289
289
289
287
286
287
285
285
286
287
286
285

Saturday 1

Waxing Gibbous 82%

15:37

02:16

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 07:26, Set: 17:49, Transit: 12:38. Moon - Rise: 15:37, Set: 02:16. Civil Dark: 18:18 - 06:57. Nautical Dark: 18:50 - 06:25. Astro Dark: 19:22 - 05:53

Total Clouds (% Sky Obscured)

84
100
98
96
94
94
98
100
100
100
99
100
100
100
100
100
100
87
74
61
70
79
88
91

Low Clouds (% Sky Obscured)

6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
14
19
23
24
23
20

Medium Clouds (% Sky Obscured)

4
6
9
7
7
25
5
20
8
13
18
20
20
14
13
9
6
1
2
10
19
31
39
45

High Clouds (% Sky Obscured)

74
100
96
91
87
89
95
100
100
100
99
100
100
100
100
100
100
74
48
21
26
31
36
54

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
1
1
2
3
1
6

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

Chance of Frost

Temperature (°C)

15
14
14
14
14
14
16
17
19
21
22
23
23
23
22
21
20
19
18
17
16
16
16
15

Feels Like (°C)

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

Dew Point (°C)

6
6
6
7
6
7
9
9
9
10
9
10
10
10
9
10
11
12
12
11
11
10
9
8

Relative Humidity (%)

56
57
59
60
59
60
63
57
51
49
45
42
42
43
43
50
56
64
65
67
68
67
66
64

Pressure (mb)

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

Ozone (du)

286
283
283
280
280
279
277
276
277
276
276
276
275
273
272
272
272
272
273
273
274
275
275
275

Sunday 2

Waxing Gibbous 90%

16:00

03:28

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 OK
15 Good
16 OK
17 OK
18 Good
19 OK
20 OK
21 OK
22 OK
23 OK
00 OK
01 OK

Sun - Rise: 07:27, Set: 17:48, Transit: 12:38. Moon - Rise: 16:00, Set: 03:28. Civil Dark: 18:17 - 06:58. Nautical Dark: 18:49 - 06:26. Astro Dark: 19:21 - 05:54

Total Clouds (% Sky Obscured)

94
97
98
100
100
100
100
100
82
69
54
44
28
12
9
9
7
13
18
21
21
18
20
13

Low Clouds (% Sky Obscured)

16
12
7
4
0
0
0
0
1
2
3
2
1
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

51
57
48
41
33
22
11
4
9
13
18
17
9
0
0
0
0
0
0
0
0
0
0
8

High Clouds (% Sky Obscured)

69
88
93
98
100
100
100
100
82
69
54
44
28
12
9
9
7
13
7
3
4
6
15
12

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 (%)

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
63
63
63
64
64
61
60
57
51
46
41
39
38
37
40
45
50
57
66
75
70
67
65

Pressure (mb)

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

Ozone (du)

275
275
275
276
277
278
282
287
292
293
295
296
294
292
290
290
289
289
287
284
282
281
279
277

Monday 3

Waxing Gibbous 96%

16:24

04:42

Sun - Rise: 07:28, Set: 17:47, Transit: 12:38. Moon - Rise: 16:24, Set: 04:42. Civil Dark: 18:15 - 07:00. Nautical Dark: 18:48 - 06:27. Astro Dark: 19:20 - 05:55

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 Altafulla, Tarragona, Spain (41.14,1.38)

Generated: 28/10/25 02:41:52. Forecast: 28/10/25 to 03/11/25. Timezone: UTC+1.00