Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 27

Waxing Crescent 44%

13:15

00:00

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 OK
02 OK
03 Good
04 Good
05 Good
06 Good

Sun - Rise: 07:56, Set: 17:27, Transit: 12:42. Moon - Rise: 13:15, Set: 00:00. Civil Dark: 17:58 - 07:26. Nautical Dark: 18:32 - 06:53. Astro Dark: 19:05 - 06:20

Total Clouds (% Sky Obscured)

4
0
0
0
0
0
0
0
0
0
0
1
1
1
0
0
0
14
44
45
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
0
0
0
0
0

Medium Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
0
0
0
0

High Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
1
1
1
0
0
0
12
40
36
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
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
5
4
3
2
1
1
2
2
1
0
1
3
4
5
5
5
5
5
6
6
6
6

Chance of Frost

Temperature (°C)

2
2
3
6
9
11
12
13
13
12
12
9
9
6
5
5
5
4
4
4
4
4
4
4

Feels Like (°C)

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

Dew Point (°C)

-8
-7
-7
-8
-8
-9
-9
-9
-7
-6
-3
-5
-5
-8
-8
-9
-10
-11
-12
-13
-13
-12
-12
-12

Relative Humidity (%)

49
51
48
38
30
25
22
22
24
28
35
36
37
37
37
36
34
31
29
28
29
30
31
31

Pressure (mb)

1020
1021
1021
1021
1022
1021
1020
1020
1020
1021
1021
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022

Ozone (du)

293
291
290
290
291
290
289
289
287
286
284
283
282
281
280
280
279
279
277
278
276
275
274
272

Friday 28

First Quarter 55%

13:38

01:09

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

Sun - Rise: 07:57, Set: 17:27, Transit: 12:42. Moon - Rise: 13:38, Set: 01:09. Civil Dark: 17:57 - 07:27. Nautical Dark: 18:31 - 06:54. Astro Dark: 19:05 - 06:21

Total Clouds (% Sky Obscured)

0
0
0
6
9
31
5
3
10
20
20
17
42
72
83
62
39
35
5
3
23
84
75
14

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
5
9
31
5
3
6
2
6
5
24
48
45
42
27
24
4
0
0
5
5
4

High Clouds (% Sky Obscured)

0
0
0
4
4
19
5
3
6
20
13
13
11
12
38
5
4
2
2
3
17
54
51
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 (%)

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)

6
6
6
5
3
4
4
4
4
4
4
4
6
6
6
6
6
6
6
6
6
6
6
6

Chance of Frost

Temperature (°C)

4
4
5
8
11
13
14
15
15
15
14
12
10
9
8
9
8
8
8
7
7
7
7
7

Feels Like (°C)

-1
1
3
6
9
11
11
12
12
13
12
10
8
6
6
6
6
6
6
5
5
5
5
5

Dew Point (°C)

-12
-11
-10
-9
-8
-8
-8
-7
-7
-5
-3
-5
-5
-6
-7
-7
-7
-8
-8
-7
-7
-6
-6
-5

Relative Humidity (%)

32
33
33
29
25
21
20
20
20
25
30
32
35
34
33
32
33
33
33
35
36
39
39
42

Pressure (mb)

1022
1022
1023
1023
1023
1022
1021
1020
1020
1020
1020
1021
1021
1022
1022
1022
1021
1021
1021
1020
1020
1020
1019
1019

Ozone (du)

271
271
270
269
268
269
267
265
265
266
268
270
272
275
275
276
275
274
274
272
268
267
266
266

Saturday 29

Waxing Gibbous 66%

14:01

02:19

07 OK
08 Good
09 Good
10 OK
11 OK
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
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:58, Set: 17:27, Transit: 12:43. Moon - Rise: 14:01, Set: 02:19. Civil Dark: 17:57 - 07:28. Nautical Dark: 18:31 - 06:55. Astro Dark: 19:04 - 06:22

Total Clouds (% Sky Obscured)

19
10
14
45
45
51
80
94
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
4
0
6
0
0
0
0
0
0
1
1
1
1
1
0
9
19

Medium Clouds (% Sky Obscured)

7
3
0
0
0
1
9
23
86
100
98
100
100
100
100
100
97
92
70
71
100
98
96
95

High Clouds (% Sky Obscured)

4
3
12
43
45
47
66
88
98
100
100
100
100
100
100
100
100
100
100
100
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
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
1
0
9
11
10

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

Chance of Frost

Temperature (°C)

7
7
7
10
13
15
16
16
16
16
15
13
12
11
11
11
10
10
10
10
10
10
10
10

Feels Like (°C)

5
5
6
9
13
14
14
13
13
12
12
10
10
9
8
9
8
8
7
8
7
8
8
8

Dew Point (°C)

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

Relative Humidity (%)

44
46
46
41
37
34
33
33
36
43
50
56
60
60
60
59
57
57
59
61
62
62
65
65

Pressure (mb)

1019
1019
1019
1019
1018
1017
1016
1015
1014
1014
1014
1014
1014
1014
1013
1013
1013
1012
1012
1011
1011
1011
1011
1011

Ozone (du)

267
266
264
263
265
267
270
272
273
274
276
277
281
282
286
288
289
291
294
297
301
305
310
314

Sunday 30

Waxing Gibbous 77%

14:23

03:33

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 OK
21 Bad
22 OK
23 OK
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good

Sun - Rise: 07:59, Set: 17:26, Transit: 12:43. Moon - Rise: 14:23, Set: 03:33. Civil Dark: 17:57 - 07:29. Nautical Dark: 18:31 - 06:56. Astro Dark: 19:04 - 06:23

Total Clouds (% Sky Obscured)

89
79
65
72
85
100
97
94
91
72
55
37
40
42
48
40
31
5
2
2
1
3
5
7

Low Clouds (% Sky Obscured)

18
25
25
50
75
100
96
92
89
67
43
20
25
35
45
29
17
0
1
1
1
0
0
0

Medium Clouds (% Sky Obscured)

85
75
65
72
85
94
94
94
91
72
55
37
40
42
38
18
1
2
0
0
0
1
1
1

High Clouds (% Sky Obscured)

89
79
65
49
55
50
53
55
53
39
27
5
2
1
0
0
0
0
0
0
0
0
1
1

ISS Passover

Visibility (miles)

9
9
9
9
8
7
9
3
4
7
7
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
Light Rain
Very 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 (%)

17
17
19
57
89
83
95
95
95
95
74
45
19
7
2
3
2
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0.5
0.3
0.9
2
1
0.5
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
11
11
11
12
13
14
13
12
12
11
10
10
9
8
7
7
7
6
6
6
5
5
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
64
61
59
65
79
82
86
89
86
83
83
81
81
79
75
75
75
78
81
80
82
83
82

Pressure (mb)

1011
1011
1012
1012
1012
1013
1012
1012
1013
1013
1014
1014
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1017
1017

Ozone (du)

317
322
327
330
333
333
333
332
334
335
335
339
339
341
342
344
348
346
344
341
333
329
324
319

Monday 1

Waxing Gibbous 86%

14:48

04:50

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

Sun - Rise: 08:01, Set: 17:26, Transit: 12:43. Moon - Rise: 14:48, Set: 04:50. Civil Dark: 17:57 - 07:30. Nautical Dark: 18:31 - 06:57. Astro Dark: 19:04 - 06:23

Total Clouds (% Sky Obscured)

20
31
40
52
87
100
77
75
81
79
70
66
76
56
36
35
35
39
34
39
44
50
47
41

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
5
10
15
0
0
0
0
0
0
0
0
1
7
14
21

Medium Clouds (% Sky Obscured)

3
6
11
12
12
9
19
27
35
35
26
27
34
28
18
16
13
9
22
37
44
42
23
2

High Clouds (% Sky Obscured)

6
10
14
37
77
100
77
75
81
64
33
0
64
34
9
8
12
39
34
39
44
34
19
3

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
2
4
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
80
75
63
53
48
44
44
44
48
57
61
65
65
64
63
64
64
64
64
61
60
61
61

Pressure (mb)

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

Ozone (du)

318
317
316
314
314
313
310
307
305
301
300
298
297
295
293
292
289
287
285
286
288
289
289
288

Tuesday 2

Waxing Gibbous 93%

15:17

06:12

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

Sun - Rise: 08:02, Set: 17:26, Transit: 12:44. Moon - Rise: 15:17, Set: 06:12. Civil Dark: 17:56 - 07:31. Nautical Dark: 18:31 - 06:58. Astro Dark: 19:04 - 06:24

Total Clouds (% Sky Obscured)

39
37
36
32
31
29
32
35
37
29
22
13
34
55
77
78
78
79
75
70
65
64
64
66

Low Clouds (% Sky Obscured)

15
9
3
3
3
4
10
17
24
20
16
11
24
35
40
46
53
60
53
49
42
38
38
40

Medium Clouds (% Sky Obscured)

1
15
17
25
17
17
16
14
17
13
8
4
20
37
53
47
41
40
36
26
16
28
41
53

High Clouds (% Sky Obscured)

3
3
3
2
1
0
0
0
0
0
0
0
0
0
1
1
1
2
1
1
1
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
3
2
0
1
1
0
3
3
1
1
1
0
8
11
11
13
12
9
20
20
15

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
6
6
6
8
9
10
16
15
15
15
15
15
9
8
7
7
8
8
7
8
8
8
8

Dew Point (°C)

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

Relative Humidity (%)

61
58
54
51
47
44
40
44
48
51
55
59
64
63
61
61
63
66
69
72
73
74
76
74

Pressure (mb)

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

Ozone (du)

288
290
292
295
296
297
298
299
300
301
303
304
305
306
307
308
309
310
310
312
313
314
315
317

Wednesday 3

Waxing Gibbous 98%

15:53

No Set

07 Bad
08 OK
09 Good
10 OK
11 OK
12 Bad
13 Bad
14 Bad
15 Bad
16 OK
17 OK
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good

Sun - Rise: 08:03, Set: 17:26, Transit: 12:44. Moon - Rise: 15:53, Set: No Set. Civil Dark: 17:56 - 07:32. Nautical Dark: 18:31 - 06:58. Astro Dark: 19:04 - 06:25

Total Clouds (% Sky Obscured)

45
25
5
16
31
56
62
58
55
40
23
8
5
2
0
0
0
1

Low Clouds (% Sky Obscured)

30
21
5
9
6
4
11
17
23
19
15
8
5
2
0
0
0
0

Medium Clouds (% Sky Obscured)

40
25
5
16
31
56
62
58
55
36
19
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
1

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 (%)

20
20
10
11
8
3
8
4
2
3
1
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)

4
5
6
6
9
11
14
11
9
7
7
8
8
8
9
9
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
7
7
7
8
8
12
12
12
12
12
13
10
10
10
10
10

Dew Point (°C)

5
5
4
4
4
4
4
4
4
4
4
5
5
5
4
4
4
4

Relative Humidity (%)

76
72
67
63
59
56
51
52
53
53
57
62
66
66
67
67
68
68

Pressure (mb)

1015
1016
1016
1017
1016
1016
1016
1016
1016
1016
1016
1017
1017
1018
1018
1019
1019
1019

Ozone (du)

318
319
320
320
324
327
331
332
333
334
334
334
335
330
325
320
318
316

Forecast for Altafulla, Tarragona, Spain (41.14,1.38)

Generated: 27/11/25 06:06:10. Forecast: 27/11/25 to 03/12/25. Timezone: UTC+1.00