Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 18

Waning Crescent 3%

06:04

16:15

03 Good
04 Good
05 Good
06 Good
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 Good
20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good

Sun - Rise: 07:46, Set: 17:32, Transit: 12:39. Moon - Rise: 06:04, Set: 16:15. Civil Dark: 18:02 - 07:16. Nautical Dark: 18:36 - 06:43. Astro Dark: 19:08 - 06:10

Total Clouds (% Sky Obscured)

7
6
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
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
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
1
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 (%)

6
4
4
3
2
1
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)

4
3
3
4
5
5
5
5
5
5
5
4
4
3
3
4
5
4
3
4
3
3
3
2

Chance of Frost

Temperature (°C)

8
9
9
9
9
9
10
12
14
16
16
16
16
16
15
13
11
10
9
9
8
8
7
6

Feels Like (°C)

9
9
9
9
8
8
10
12
14
15
15
14
15
15
14
12
9
9
9
8
7
7
6
5

Dew Point (°C)

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

Relative Humidity (%)

70
70
68
69
72
75
72
60
53
49
47
47
47
48
53
59
60
58
57
55
54
54
55
54

Pressure (mb)

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

Ozone (du)

289
289
290
290
287
285
286
290
292
293
294
297
300
305
300
295
289
286
286
283
282
279
277
281

Wednesday 19

Waning Crescent 1%

07:07

16:42

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

Sun - Rise: 07:47, Set: 17:32, Transit: 12:40. Moon - Rise: 07:07, Set: 16:42. Civil Dark: 18:02 - 07:18. Nautical Dark: 18:35 - 06:44. Astro Dark: 19:08 - 06:11

Total Clouds (% Sky Obscured)

0
0
0
0
1
15
66
80
49
5
5
37
19
100
100
100
82
33
11
9
10
10
10
15

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
30
11
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
1
9
25
11
6
9
10
10
10

High Clouds (% Sky Obscured)

0
0
0
0
1
15
63
80
49
5
5
37
19
100
100
100
76
33
11
9
10
10
10
15

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
3
3
3
2
3
5
7
7
7
8
8
9
8
7
7
6
5
4
4
4
3
3

Dew Point (°C)

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

Relative Humidity (%)

54
55
54
57
59
61
56
42
37
36
36
37
39
42
46
52
56
56
56
58
63
65
67
70

Pressure (mb)

1016
1015
1015
1015
1015
1015
1015
1015
1015
1014
1013
1013
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

276
273
272
272
272
268
267
268
272
276
282
287
291
288
289
292
292
296
298
302
301
300
298
297

Thursday 20

New Moon 0%

08:10

17:14

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

Sun - Rise: 07:48, Set: 17:31, Transit: 12:40. Moon - Rise: 08:10, Set: 17:14. Civil Dark: 18:01 - 07:19. Nautical Dark: 18:35 - 06:45. Astro Dark: 19:07 - 06:12

Total Clouds (% Sky Obscured)

25
26
2
47
93
100
100
100
95
100
70
27
52
5
8
1
5
9
11
25
36
46
30
20

Low Clouds (% Sky Obscured)

0
0
0
0
12
53
55
48
53
79
14
11
6
5
8
1
0
0
0
0
0
0
0
1

Medium Clouds (% Sky Obscured)

0
0
0
17
35
35
35
42
77
100
70
27
52
0
0
0
2
5
10
25
36
46
30
19

High Clouds (% Sky Obscured)

25
26
0
33
60
55
53
68
24
49
31
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
9
7
7
7
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
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
1
4
7
27
37
55
66
63
38
30
27
22
29
26
16
21
16
7
10
10

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

6
7
7
7
7
7
8
10
11
12
12
13
13
13
12
10
10
9
7
6
6
5
5
4

Feels Like (°C)

3
3
4
5
6
4
5
7
9
10
11
11
10
10
10
7
7
7
7
5
4
4
4
3

Dew Point (°C)

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

Relative Humidity (%)

72
75
74
74
75
72
68
66
64
63
64
71
65
51
46
45
55
61
65
69
70
73
76
75

Pressure (mb)

1013
1013
1012
1012
1013
1013
1014
1014
1014
1014
1014
1013
1013
1013
1014
1014
1015
1015
1016
1016
1016
1016
1016
1016

Ozone (du)

301
302
303
307
308
309
310
312
316
318
322
322
323
323
325
327
330
335
340
341
341
343
345
346

Friday 21

Waxing Crescent 2%

09:11

17:54

03 Bad
04 Bad
05 OK
06 OK
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 OK
01 Good
02 OK

Sun - Rise: 07:50, Set: 17:30, Transit: 12:40. Moon - Rise: 09:11, Set: 17:54. Civil Dark: 18:00 - 07:20. Nautical Dark: 18:34 - 06:46. Astro Dark: 19:07 - 06:13

Total Clouds (% Sky Obscured)

48
40
35
30
22
0
0
0
0
0
0
0
0
0
0
0
0
2
10
14
14
19
10
16

Low Clouds (% Sky Obscured)

1
16
22
7
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

48
40
35
30
22
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
10
14
14
19
10
16

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 (%)

8
15
5
2
4
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)

6
10
9
7
7
8
11
13
14
16
17
16
15
13
12
10
9
9
9
9
10
10
11
10

Chance of Frost

Temperature (°C)

4
4
4
4
4
5
7
8
9
9
10
10
10
10
9
9
8
7
7
7
6
6
6
6

Feels Like (°C)

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

Dew Point (°C)

-1
-1
0
1
-1
-1
-4
-10
-9
-12
-12
-12
-11
-11
-11
-8
-5
-3
-2
-1
-1
-2
-3
-3

Relative Humidity (%)

69
72
77
82
72
65
46
28
27
21
20
19
20
21
23
31
39
48
55
59
59
58
53
56

Pressure (mb)

1016
1016
1016
1016
1017
1018
1019
1020
1020
1020
1021
1020
1021
1021
1022
1022
1023
1024
1024
1024
1024
1024
1024
1024

Ozone (du)

346
347
346
345
341
339
336
337
336
335
331
330
326
322
320
314
307
305
306
310
314
312
311
313

Saturday 22

Waxing Crescent 5%

10:09

18:42

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 OK
22 OK
23 OK
00 Bad
01 Bad
02 Bad

Sun - Rise: 07:51, Set: 17:30, Transit: 12:40. Moon - Rise: 10:09, Set: 18:42. Civil Dark: 18:00 - 07:21. Nautical Dark: 18:34 - 06:47. Astro Dark: 19:06 - 06:14

Total Clouds (% Sky Obscured)

25
50
73
70
72
75
81
100
90
96
100
100
100
100
100
100
78
55
33
39
45
51
57
60

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
9
19
28
30
32
33
27
19
9
6
3

Medium Clouds (% Sky Obscured)

0
0
3
0
12
23
35
31
20
16
38
62
75
83
88
100
78
55
33
39
30
15
8
3

High Clouds (% Sky Obscured)

25
47
72
70
59
33
5
40
68
96
100
100
100
100
100
100
67
33
0
16
32
48
55
60

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
7
9
6
6
8
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-2
-1
-1
-1
-1
-1
-3
-7
-9
-11
-10
-8
-5
-3
-2
-1
-1
-1
-0
0
1
1
2
2

Relative Humidity (%)

59
61
62
62
61
59
50
35
27
23
22
27
33
40
43
47
52
52
54
55
59
62
66
69

Pressure (mb)

1024
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1022
1021
1020
1020
1020
1019
1019
1019
1019
1018
1018
1018
1018

Ozone (du)

317
311
309
307
303
303
304
304
304
305
305
307
310
312
314
317
319
322
325
328
331
334
337
337

Sunday 23

Waxing Crescent 10%

11:00

19:37

03 Bad
04 OK
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

Sun - Rise: 07:52, Set: 17:29, Transit: 12:41. Moon - Rise: 11:00, Set: 19:37. Civil Dark: 17:59 - 07:22. Nautical Dark: 18:33 - 06:48. Astro Dark: 19:06 - 06:15

Total Clouds (% Sky Obscured)

61
44
53
68
77
87
96
95
96
95
93
92
90
82
71
56
67
76
83
89
94
100
100
100

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
0
0
12
24
35
38
38
28
17
17
20
17
13
10
39
69
83
89
94
100
100
100

High Clouds (% Sky Obscured)

50
42
52
63
72
83
94
95
96
92
91
85
65
47
33
32
42
57
75
82
91
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
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
1
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)

3
1
2
3
4
5
5
5
8
11
14
13
12
10
9
7
6
5
3
2
2
2
2
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
2
2
2
3
3
3
6
7
9
12
12
11
11
11
12
9
9
9
9
8
8
9

Dew Point (°C)

2
2
1
1
1
2
2
2
4
6
8
8
8
8
8
7
7
6
6
5
5
5
5
6

Relative Humidity (%)

69
70
70
70
70
67
64
61
60
60
57
57
57
58
60
64
69
68
70
69
68
68
67
70

Pressure (mb)

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

Ozone (du)

337
336
337
338
339
337
335
334
332
330
327
324
321
318
315
312
310
309
309
308
309
310
310
308

Monday 24

Waxing Crescent 17%

11:43

20:39

Sun - Rise: 07:53, Set: 17:29, Transit: 12:41. Moon - Rise: 11:43, Set: 20:39. Civil Dark: 17:59 - 07:23. Nautical Dark: 18:33 - 06:49. Astro Dark: 19:06 - 06:16

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: 18/11/25 03:04:16. Forecast: 18/11/25 to 24/11/25. Timezone: UTC+1.00