Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 9

Waning Gibbous 50%

03:46

12:46

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

Sun - Rise: 07:22, Set: 20:28, Transit: 13:55. Moon - Rise: 03:46, Set: 12:46. Civil Dark: 20:56 - 06:53. Nautical Dark: 21:30 - 06:20. Astro Dark: 22:05 - 05:44

Total Clouds (% Sky Obscured)

70
71
47
46
42
26
15
10
15
7
34
33
1
1
0
0
3
2
0
0
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)

0
0
0
0
0
0
0
1
1
0
17
17
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

70
65
47
43
42
26
15
10
15
7
3
2
1
1
0
0
3
1
0
0
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
1
0
8

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

Chance of Frost

Temperature (°C)

26
26
25
24
22
21
19
17
16
15
15
14
14
14
14
14
14
14
17
20
23
25
26
25

Feels Like (°C)

23
23
22
21
19
18
17
15
14
13
14
14
14
14
14
14
14
14
18
21
24
24
25
25

Dew Point (°C)

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

Relative Humidity (%)

27
30
32
32
35
41
44
43
43
44
45
43
43
42
42
43
44
45
41
36
34
33
32
31

Pressure (mb)

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

Ozone (du)

341
340
338
336
336
339
338
339
338
336
336
335
332
331
330
330
333
335
336
337
337
338
338
339

Friday 10

Third Quarter 40%

04:21

13:51

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

Sun - Rise: 07:20, Set: 20:29, Transit: 13:55. Moon - Rise: 04:21, Set: 13:51. Civil Dark: 20:57 - 06:52. Nautical Dark: 21:31 - 06:18. Astro Dark: 22:06 - 05:42

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
0
0
1
63
14
16
99
86
97
100
86
58
79
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
0
0
0
0
0
0
2
0
0
1
1
0
1
2
53
60
57
86
58
60
67

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
0
0
1
63
12
16
98
63
83
100
56
47
79
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 (%)

2
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)

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

Chance of Frost

Temperature (°C)

25
25
25
24
23
21
19
18
16
15
15
14
13
13
13
13
13
13
15
18
21
24
24
25

Feels Like (°C)

24
23
24
22
22
20
18
17
16
15
14
14
13
13
11
12
11
10
15
16
19
21
21
22

Dew Point (°C)

6
6
8
8
9
7
5
4
3
1
0
-2
-3
-2
-3
-2
-2
-2
-1
1
2
2
0
0

Relative Humidity (%)

29
30
33
37
40
40
39
39
40
37
37
34
33
34
33
34
36
37
33
30
27
24
20
19

Pressure (mb)

1017
1016
1016
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1013
1013
1012
1012
1012
1012
1012
1011
1011
1011
1010

Ozone (du)

338
336
337
338
337
335
335
335
335
336
338
338
338
338
340
342
343
346
348
349
351
353
356
357

Saturday 11

Waning Crescent 30%

04:50

14:59

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

Sun - Rise: 07:18, Set: 20:30, Transit: 13:55. Moon - Rise: 04:50, Set: 14:59. Civil Dark: 20:58 - 06:50. Nautical Dark: 21:32 - 06:16. Astro Dark: 22:07 - 05:40

Total Clouds (% Sky Obscured)

100
100
100
100
99
98
100
93
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
1
1
1
0
6
9
13
15
30
40
46
39
32
25
25

Medium Clouds (% Sky Obscured)

64
74
67
91
99
86
97
93
89
91
92
94
100
100
100
100
100
100
100
100
100
100
100
98

High Clouds (% Sky Obscured)

100
100
85
64
72
92
100
71
96
100
100
100
100
100
100
93
100
100
100
100
100
100
100
96

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
Very Light Rain
None

Precipitation Probability (%)

0
0
0
0
1
2
1
1
1
1
2
1
0
0
0
7
33
31
43
54
60
59
71
55

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
0.3
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

25
26
25
24
22
20
19
18
17
16
15
14
15
15
15
14
14
13
13
14
13
14
14
14

Feels Like (°C)

22
22
20
19
17
17
17
17
16
15
13
12
12
12
12
12
11
11
11
11
10
11
11
12

Dew Point (°C)

2
4
7
9
9
12
13
12
11
10
9
7
7
7
8
7
7
7
8
8
7
8
8
9

Relative Humidity (%)

21
24
33
39
44
60
67
68
67
66
68
62
59
59
61
60
62
66
68
69
66
67
65
69

Pressure (mb)

1010
1009
1009
1009
1010
1010
1011
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012

Ozone (du)

359
357
358
358
362
364
365
368
368
370
370
371
374
376
374
370
362
359
358
359
361
362
364
364

Sunday 12

Waning Crescent 20%

05:16

14:59

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 OK
06 Good
07 Good
08 Good
09 Good
10 Good
11 OK
12 OK
13 OK
14 OK

Sun - Rise: 07:17, Set: 20:31, Transit: 13:54. Moon - Rise: 05:16, Set: 14:59. Civil Dark: 20:59 - 06:48. Nautical Dark: 21:33 - 06:14. Astro Dark: 22:09 - 05:38

Total Clouds (% Sky Obscured)

96
94
85
74
63
66
72
77
74
73
73
54
34
20
15
3
0
4
9
14
22
32
41
39

Low Clouds (% Sky Obscured)

25
25
34
43
53
61
69
77
69
57
48
35
25
15
6
1
0
0
0
0
0
0
1
1

Medium Clouds (% Sky Obscured)

96
94
85
74
63
66
72
77
74
73
17
12
7
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

88
76
62
62
50
45
45
35
25
5
0
0
0
0
0
0
0
4
9
13
21
30
38
34

ISS Passover

Visibility (miles)

9
9
9
5
4
9
9
9
9
9
9
8
8
8
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
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

49
53
65
77
67
44
22
43
34
47
50
49
44
38
21
4
1
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0.4
0.8
0.5
0
0
0
0
0
0
0.2
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
17
18
17
17
15
14
13
13
12
11
11
11
10
9
9
8
8
10
13
15
17
20
22

Feels Like (°C)

12
14
15
16
15
13
12
12
11
11
10
10
10
8
7
8
7
7
9
11
14
16
18
20

Dew Point (°C)

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

Relative Humidity (%)

70
72
76
79
83
82
80
79
79
80
80
83
81
80
78
78
78
73
60
51
43
36
33
30

Pressure (mb)

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

Ozone (du)

367
368
368
370
373
377
381
382
382
385
386
386
386
390
394
400
404
411
413
402
394
390
388
385

Monday 13

Waning Crescent 12%

05:39

16:07

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

Sun - Rise: 07:15, Set: 20:32, Transit: 13:54. Moon - Rise: 05:39, Set: 16:07. Civil Dark: 21:00 - 06:47. Nautical Dark: 21:34 - 06:13. Astro Dark: 22:10 - 05:37

Total Clouds (% Sky Obscured)

32
26
41
57
62
50
38
39
32
26
15
3
2
0
33
67
100
75
50
26
21
16
12
27

Low Clouds (% Sky Obscured)

1
1
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
6
11
15
13
9
5
12

Medium Clouds (% Sky Obscured)

0
0
9
21
27
24
17
10
25
26
15
3
2
0
33
36
31
30
14
0
0
0
0
1

High Clouds (% Sky Obscured)

30
24
18
10
0
1
0
8
5
0
0
0
0
0
33
67
100
67
33
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
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)

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

Chance of Frost

Temperature (°C)

22
23
23
22
21
20
19
18
17
17
16
16
16
15
15
14
13
12
15
17
19
21
22
24

Feels Like (°C)

20
21
22
21
21
19
18
17
15
14
14
14
13
13
12
11
11
11
12
13
14
15
16
18

Dew Point (°C)

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

Relative Humidity (%)

28
27
27
29
32
49
56
61
63
66
65
64
60
58
56
56
56
56
48
41
36
34
33
31

Pressure (mb)

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

Ozone (du)

383
381
380
380
380
379
379
379
379
376
374
371
369
366
364
364
363
363
362
361
360
360
360
360

Tuesday 14

Waning Crescent 6%

06:01

17:17

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

Sun - Rise: 07:14, Set: 20:33, Transit: 13:54. Moon - Rise: 06:01, Set: 17:17. Civil Dark: 21:01 - 06:45. Nautical Dark: 21:36 - 06:11. Astro Dark: 22:12 - 05:35

Total Clouds (% Sky Obscured)

41
54
47
45
47
51
55
59
40
24
4
3
2
0
0
0
0
0
1
0
7
10
19
16

Low Clouds (% Sky Obscured)

16
19
15
13
11
9
7
6
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

1
9
15
29
30
35
42
54
40
24
4
3
1
0
0
0
0
0
0
0
3
5
15
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 (%)

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

Chance of Frost

Temperature (°C)

22
20
18
17
16
15
15
14
13
12
11
11
10
10
9
9
9
9
12
15
17
18
19
20

Feels Like (°C)

22
20
18
17
18
18
13
13
14
13
12
11
10
10
10
10
9
9
11
12
14
15
16
17

Dew Point (°C)

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

Relative Humidity (%)

33
35
37
42
48
53
58
62
68
66
66
67
67
68
68
69
68
69
60
52
46
43
41
39

Pressure (mb)

1013
1014
1014
1014
1015
1015
1016
1017
1018
1018
1018
1019
1019
1019
1019
1019
1020
1020
1020
1020
1021
1021
1021
1021

Ozone (du)

358
356
354
352
350
349
349
349
349
348
346
345
344
343
342
341
341
340
340
340
340
340
340
340

Wednesday 15

Waning Crescent 2%

06:24

18:28

15 Good
16 OK
17 OK
18 OK
19 OK
20 OK
21 OK
22 OK
23 OK
00 OK
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good

Sun - Rise: 07:12, Set: 20:34, Transit: 13:54. Moon - Rise: 06:24, Set: 18:28. Civil Dark: 21:03 - 06:44. Nautical Dark: 21:37 - 06:09. Astro Dark: 22:13 - 05:33

Total Clouds (% Sky Obscured)

17
23
23
22
26
21
27
36
29
19
9
9
8
7
6
5
4

Low Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

17
23
23
22
26
21
27
36
29
19
8
7
6
5
5
5
4

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
20
19
18
17
16
15
14
12
11
11
10
10
10
9
10
10

Feels Like (°C)

19
18
17
17
17
17
12
12
12
11
11
10
10
11
11
11
11

Dew Point (°C)

6
6
6
6
7
7
8
8
7
7
7
7
7
7
6
6
5

Relative Humidity (%)

39
39
40
45
50
56
61
67
71
73
76
77
78
80
80
76
71

Pressure (mb)

1021
1021
1020
1021
1021
1022
1022
1023
1024
1024
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

339
339
338
338
338
337
337
337
337
338
338
339
338
338
337
338
339

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

Generated: 09/04/26 15:55:59. Forecast: 09/04/26 to 15/04/26. Timezone: UTC+2.00