Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 28

First Quarter 55%

13:38

01:09

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

19
12
7
0
2
3
3
2
5
8
49
36
31
38
15
11
11
3
0
4
7
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)

19
12
7
0
2
3
3
2
1
0
2
15
16
17
3
0
2
3
0
4
6
0
0
0

High Clouds (% Sky Obscured)

16
5
1
0
1
3
3
2
5
8
40
12
5
26
15
11
11
3
0
4
6
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)

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

Chance of Frost

Temperature (°C)

1
2
4
7
11
13
14
15
15
15
13
11
10
8
7
7
7
6
6
6
6
6
6
5

Feels Like (°C)

-3
-3
0
4
9
11
12
14
13
13
12
10
8
6
4
3
3
3
4
2
3
3
3
2

Dew Point (°C)

-15
-14
-12
-10
-8
-8
-7
-6
-5
-3
-1
-2
-3
-6
-7
-7
-8
-9
-9
-9
-9
-9
-9
-9

Relative Humidity (%)

30
31
31
28
25
23
22
23
25
30
38
39
39
38
36
35
34
33
33
33
33
33
34
34

Pressure (mb)

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

Ozone (du)

273
275
272
268
266
266
265
266
266
267
268
270
272
274
274
272
270
271
270
269
269
268
268
268

Saturday 29

Waxing Gibbous 66%

14:01

02:19

07 Good
08 Good
09 Good
10 Good
11 Good
12 Good
13 Good
14 Good
15 Good
16 Bad
17 Bad
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

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)

0
0
0
6
7
9
14
3
8
66
96
37
76
100
100
99
88
92
100
100
100
100
100
100

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
6
7
9
2
0
0
33
83
25
67
88
100
94
87
92
94
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
6
7
9
14
3
8
66
63
37
76
100
100
97
80
74
97
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
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
5
5
3
1
1
2
3
4
5
4
2
1
1
1
1
1
2
2
2
3
4
5
6

Chance of Frost

Temperature (°C)

5
5
6
9
13
14
15
16
16
16
14
12
11
10
9
9
9
8
8
8
8
9
9
9

Feels Like (°C)

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

Dew Point (°C)

-9
-9
-8
-7
-5
-4
-2
1
3
6
7
7
6
6
5
5
4
3
2
1
1
1
1
1

Relative Humidity (%)

35
35
35
32
29
29
31
34
42
53
63
70
72
74
76
75
74
70
65
62
58
57
58
60

Pressure (mb)

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

Ozone (du)

265
261
259
261
264
265
267
268
269
270
273
276
278
279
282
285
285
285
286
290
294
297
299
303

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 Bad
21 Bad
22 Bad
23 Bad
00 OK
01 OK
02 OK
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)

100
100
100
100
100
100
100
100
99
96
96
91
91
91
89
83
49
29
19
20
8
6
4
6

Low Clouds (% Sky Obscured)

2
5
5
17
46
73
86
72
87
78
70
48
43
45
39
43
20
10
5
10
4
1
1
1

Medium Clouds (% Sky Obscured)

97
100
100
100
100
98
96
100
98
95
96
84
91
91
89
83
49
16
4
3
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
99
96
92
67
50
55
60
3
0
1
0
0
0
0
0
0
0
2
1
2

ISS Passover

Visibility (miles)

9
9
9
9
5
8
6
4
3
3
6
9
7
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
4
31
63
64
75
95
95
95
95
76
69
58
40
21
2
0
2
0
1
0
0
0
0

Precipitation Amount (mm)

0
0
0
0.5
0.4
0.4
1
1.4
1.7
0.9
0.3
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
61
60
67
79
82
82
84
89
89
89
86
87
87
87
85
84
82
82
84
82
82
82
83

Pressure (mb)

1012
1012
1013
1014
1014
1014
1014
1014
1014
1015
1015
1016
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019
1019
1020

Ozone (du)

309
312
318
324
325
324
324
324
323
321
319
321
326
331
336
336
336
333
330
328
327
323
319
316

Monday 1

Waxing Gibbous 86%

14:48

04:50

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 OK
22 OK
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
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)

4
4
4
0
2
2
2
7
8
12
18
15
18
18
20
40
75
98
83
81
79
73
63
45

Low Clouds (% Sky Obscured)

1
2
0
0
0
0
0
0
0
0
0
0
0
0
0
11
22
34
34
39
34
23
12
2

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
13
27
35
23
15
13

High Clouds (% Sky Obscured)

0
1
4
0
2
2
2
7
8
12
18
14
17
18
19
39
74
98
80
72
74
65
50
25

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
2
0
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
83
82
75
66
59
56
55
55
56
62
65
65
65
62
60
60
61
64
71
76
81
82
84

Pressure (mb)

1020
1020
1021
1021
1021
1020
1020
1019
1019
1018
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1017
1017
1017

Ozone (du)

314
312
310
310
309
308
307
306
306
305
303
301
300
299
298
295
292
290
290
288
285
284
282
281

Tuesday 2

Waxing Gibbous 93%

15:17

06:12

07 OK
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
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)

48
57
66
74
80
90
93
95
98
99
99
100
23
14
5
22
44
69
63
63
63
80
91
100

Low Clouds (% Sky Obscured)

1
5
42
50
58
68
65
63
60
56
52
48
23
14
5
22
44
45
40
40
45
45
50
45

Medium Clouds (% Sky Obscured)

48
57
66
74
80
90
93
95
98
99
99
100
23
14
5
22
44
69
63
63
63
80
91
100

High Clouds (% Sky Obscured)

25
25
30
20
15
25
1
0
0
0
0
0
0
1
1
1
2
32
42
59
63
59
57
51

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
7
7

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

Precipitation Probability (%)

0
0
0
13
19
18
27
28
38
50
51
54
47
49
50
48
39
26
47
56
53
68
80
85

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0.2
0
0.3
0.5
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
79
77
70
68
69
67
67
68
69
72
72
72
74
78
82
81
79
78
81
82
82
85
85

Pressure (mb)

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

Ozone (du)

282
282
284
285
284
285
287
288
289
292
295
297
302
305
309
312
315
318
321
323
326
328
330
333

Wednesday 3

Waxing Gibbous 98%

15:53

No Set

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

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)

100
100
100
99
97
96
79
63
47
33
19
5
3
2
1
1
1
1
25
49
72
74
80
87

Low Clouds (% Sky Obscured)

50
55
60
49
41
32
22
12
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

100
100
100
88
82
73
69
63
47
33
19
5
3
2
0
0
0
0
7
7
3
5
7
4

High Clouds (% Sky Obscured)

61
71
84
83
84
84
58
30
2
1
1
0
0
0
0
0
0
0
19
38
58
66
73
75

ISS Passover

Visibility (miles)

6
7
8
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

Light Rain
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 (%)

72
59
43
34
21
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.4
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
3
3
4
7
9
8
6
5
4
4
4
4
4
5
5
5
5
5
4
3
3
3

Chance of Frost

Temperature (°C)

7
8
9
10
11
12
13
13
13
14
12
10
9
8
8
7
7
6
6
6
6
5
5
4

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
84
84
81
73
67
62
61
59
57
63
67
74
73
73
74
72
71
70
68
70
68
68
71

Pressure (mb)

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

Ozone (du)

335
334
333
332
332
333
334
334
335
335
333
331
328
326
323
321
320
319
318
317
316
315
315
314

Thursday 4

Waxing Gibbous 100%

16:39

07:35

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

Sun - Rise: 08:03, Set: 17:25, Transit: 12:44. Moon - Rise: 16:39, Set: 07:35. Civil Dark: 17:56 - 07:33. Nautical Dark: 18:30 - 06:59. Astro Dark: 19:04 - 06:26

Total Clouds (% Sky Obscured)

77
67
58
65
75
90
95
97
100
100
100
100
99
98
98
97
97
94

Low Clouds (% Sky Obscured)

0
0
0
2
4
5
23
42
61
55
47
43
31
22
9
9
8
7

Medium Clouds (% Sky Obscured)

3
2
1
8
15
22
48
74
100
88
75
67
72
79
73
79
77
69

High Clouds (% Sky Obscured)

63
56
49
56
64
75
86
92
100
100
100
100
98
97
94
74
55
35

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

Precipitation Probability (%)

0
0
0
0
0
0
11
23
34
54
65
75
89
90
81
65
50
31

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.5
0.5
0.4
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
68
66
64
58
54
49
52
53
55
59
64
69
70
73
73
75
78

Pressure (mb)

1016
1016
1015
1015
1014
1013
1012
1011
1010
1008
1008
1007
1007
1007
1007
1006
1006
1007

Ozone (du)

314
313
312
312
313
314
316
320
324
328
339
350
360
364
368
373
370
368

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

Generated: 28/11/25 07:12:50. Forecast: 28/11/25 to 04/12/25. Timezone: UTC+1.00