Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 20

New Moon 2%

10:06

18:42

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 08:38, Set: 17:39, Transit: 13:08. Moon - Rise: 10:06, Set: 18:42. Civil Dark: 18:11 - 08:05. Nautical Dark: 18:47 - 07:30. Astro Dark: 19:21 - 06:55

Total Clouds (% Sky Obscured)

58
57
60
90
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
88
66
68

Low Clouds (% Sky Obscured)

24
57
33
29
62
69
59
39
53
70
33
55
93
88
100
100
100
100
95
100
95
28
15
17

Medium Clouds (% Sky Obscured)

1
54
52
35
96
100
100
100
100
96
100
100
100
100
100
100
100
100
100
100
100
71
29
27

High Clouds (% Sky Obscured)

0
9
58
41
100
100
100
100
100
100
100
100
100
100
99
100
100
100
50
50
50
5
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
3
9
9
9
9
9
9
0
0
5
8
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11
52
25
75
27
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None

Precipitation Probability (%)

0
0
9
19
12
9
14
24
37
21
21
22
30
67
95
95
95
95
95
95
73
49
42
26

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.9
2.8
1.7
1.1
0.8
0.9
0.4
0
0
0

Wind Speed/Direction (mph)

5
5
5
3
3
4
5
4
4
4
3
3
4
5
5
3
3
3
5
5
4
5
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
88
88
91
93
93
94
96
96
96
94
88
88
86
85
98
96
91
74
71
74
72
77
77

Pressure (mb)

1011
1011
1010
1009
1009
1008
1007
1006
1005
1004
1004
1004
1003
1002
1002
1003
1003
1003
1003
1003
1004
1004
1004
1004

Ozone (du)

299
303
304
306
306
306
309
312
316
318
320
324
332
342
352
363
376
399
414
428
435
441
439
427

Sunday 21

Waxing Crescent 6%

10:43

19:48

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 08:38, Set: 17:39, Transit: 13:09. Moon - Rise: 10:43, Set: 19:48. Civil Dark: 18:12 - 08:06. Nautical Dark: 18:47 - 07:30. Astro Dark: 19:22 - 06:56

Total Clouds (% Sky Obscured)

81
94
97
99
76
92
100
100
100
100
100
99
87
85
96
98
87
100
80
98
59
93
92
85

Low Clouds (% Sky Obscured)

39
64
67
64
26
42
65
50
47
48
82
66
54
55
56
72
63
66
66
65
54
64
53
60

Medium Clouds (% Sky Obscured)

21
20
41
97
22
47
100
100
100
100
100
98
73
85
94
98
71
100
43
89
48
84
78
73

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
85
99
57
82
55
55
64
55
21
1
16
18
46
1
12
1
3

ISS Passover

Visibility (miles)

9
9
9
0
6
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
4
75
100

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
Light Rain

Precipitation Probability (%)

10
20
30
21
8
6
5
5
6
4
6
3
2
5
6
4
3
4
6
4
5
6
18
72

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
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-2
-2
-1
1
-0
0
0
0
-1
-1
-1
-1
-1
-1
-1
-1
-1
-2
-1
-1
-0
0
0
0

Relative Humidity (%)

78
80
83
96
94
93
93
88
84
86
88
84
86
89
86
77
73
69
72
72
75
77
79
80

Pressure (mb)

1005
1005
1005
1005
1005
1005
1005
1006
1006
1006
1006
1007
1007
1008
1008
1008
1008
1008
1008
1008
1008
1008
1009
1010

Ozone (du)

425
434
438
447
450
451
445
445
444
442
438
437
433
430
433
436
435
434
435
433
432
432
429
430

Monday 22

Waxing Crescent 12%

11:13

No Set

20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
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

Sun - Rise: 08:39, Set: 17:40, Transit: 13:09. Moon - Rise: 11:13, Set: No Set. Civil Dark: 18:12 - 08:06. Nautical Dark: 18:48 - 07:31. Astro Dark: 19:23 - 06:56

Total Clouds (% Sky Obscured)

83
91
94
80
95
83
63
42
68
71
89
70
70
75
82
100
100
99
98
84
89
96
95
96

Low Clouds (% Sky Obscured)

44
50
44
20
15
15
15
18
36
30
36
36
54
51
42
47
64
51
54
63
70
77
78
86

Medium Clouds (% Sky Obscured)

72
83
90
77
90
51
42
10
30
43
62
56
20
15
49
64
64
62
55
40
37
38
34
43

High Clouds (% Sky Obscured)

65
20
16
24
31
50
55
6
3
21
50
5
25
51
62
100
78
72
64
14
12
40
40
63

ISS Passover

Visibility (miles)

0
0
0
3
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

75
52
45
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
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

86
66
56
62
47
9
4
3
2
2
2
2
3
2
2
0
1
6
7
3
15
19
21
42

Precipitation Amount (mm)

0.9
0.4
0.2
0.3
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
1
2
4
2
2
2
2
2
2
2
2
2
2
4
4
4
4
5
5
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
96
94
86
89
86
85
88
88
91
93
91
93
88
83
79
76
74
74
75
82
86
86

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1013
1013
1012
1012
1011
1011
1011
1011
1012
1012

Ozone (du)

425
424
422
421
417
412
407
401
399
399
398
396
392
392
394
394
393
395
398
395
391
385
383
385

Tuesday 23

Waxing Crescent 19%

11:39

20:57

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 08:39, Set: 17:41, Transit: 13:10. Moon - Rise: 11:39, Set: 20:57. Civil Dark: 18:13 - 08:07. Nautical Dark: 18:49 - 07:31. Astro Dark: 19:23 - 06:57

Total Clouds (% Sky Obscured)

98
100
100
100
100
99
98
97
98
99
100
100
100
100
100
100
100
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

93
100
98
95
93
92
92
91
94
97
100
100
100
100
99
99
98
99
99
100
100
100
99
98

Medium Clouds (% Sky Obscured)

45
55
56
57
57
51
43
38
66
31
29
28
19
22
47
58
61
56
50
50
34
18
4
3

High Clouds (% Sky Obscured)

63
87
64
98
53
85
71
56
41
32
18
6
5
3
8
12
13
11
8
3
2
3
0
0

ISS Passover

Visibility (miles)

9
8
9
7
2
0
0
0
0
0
0
0
0
0
5
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

53
44
29
29
28
33
38
43
46
62
58
52
47
45
42
37
33
34
35
35
34
32
24
27

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

5
5
5
5
5
5
5
5
5
6
6
6
6
6
7
6
7
7
6
6
6
6
5
5

Feels Like (°C)

2
2
2
3
3
3
3
3
3
3
3
4
4
3
4
3
3
3
3
3
3
3
2
2

Dew Point (°C)

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

Relative Humidity (%)

86
89
93
96
96
98
100
98
100
98
98
100
98
98
96
88
85
85
90
90
88
91
91
91

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1012
1012
1013

Ozone (du)

386
383
381
379
378
382
382
379
377
375
375
372
371
370
368
368
368
367
366
366
368
368
365
365

Wednesday 24

Waxing Crescent 28%

12:01

22:06

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 08:39, Set: 17:41, Transit: 13:10. Moon - Rise: 12:01, Set: 22:06. Civil Dark: 18:13 - 08:07. Nautical Dark: 18:49 - 07:31. Astro Dark: 19:24 - 06:57

Total Clouds (% Sky Obscured)

97
96
98
99
100
92
86
80
82
88
85
86
84
81
81
80
79
80
83
85
88
91
94
92

Low Clouds (% Sky Obscured)

97
96
97
99
100
90
83
78
82
87
85
86
83
81
80
80
79
80
83
85
86
88
90
89

Medium Clouds (% Sky Obscured)

2
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
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
7
9
9
9
9
9
8
8
8
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 (%)

23
25
27
31
28
30
26
24
25
26
19
26
25
24
23
21
16
18
17
13
14
13
9
11

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
1
1
1
1
1
0
0
-1
-1
-1
-2
-0
-0
-0
1
0
1
1
0
-0
0
-1
-0

Dew Point (°C)

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

Relative Humidity (%)

91
93
94
94
94
93
93
94
93
94
94
93
91
89
88
82
76
72
72
71
70
72
73
74

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1015
1015
1015
1014
1015
1015
1015
1016
1017
1017

Ozone (du)

364
361
358
358
357
358
360
361
359
359
361
364
366
369
371
371
370
370
369
367
366
365
365
364

Thursday 25

Waxing Crescent 39%

12:21

23:14

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 08:40, Set: 17:42, Transit: 13:11. Moon - Rise: 12:21, Set: 23:14. Civil Dark: 18:14 - 08:07. Nautical Dark: 18:50 - 07:32. Astro Dark: 19:24 - 06:57

Total Clouds (% Sky Obscured)

90
87
86
84
85
78
76
75
81
88
95
100
95
81
73
62
55
67
72
81
90
96
100
100

Low Clouds (% Sky Obscured)

87
85
82
79
76
72
71
72
64
53
38
32
28
23
20
18
17
14
9
4
14
24
38
55

Medium Clouds (% Sky Obscured)

0
0
1
2
7
11
10
10
8
9
10
5
5
0
0
0
4
4
8
9
36
56
74
57

High Clouds (% Sky Obscured)

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

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 (%)

10
7
9
9
5
7
8
5
9
9
3
6
5
1
3
3
0
4
5
3
15
18
15
20

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
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
2
2
3
3
3
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
73
71
74
77
80
81
84
84
84
84
84
80
75
71
64
56
49
52
55
57
67
79
93

Pressure (mb)

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

Ozone (du)

364
364
363
364
364
364
363
362
361
362
362
363
365
367
369
370
371
372
372
371
371
371
372
373

Friday 26

Waxing Crescent 50%

12:41

00:24

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

Sun - Rise: 08:40, Set: 17:43, Transit: 13:11. Moon - Rise: 12:41, Set: 00:24. Civil Dark: 18:15 - 08:08. Nautical Dark: 18:51 - 07:32. Astro Dark: 19:25 - 06:58

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
99
98
99
100
100
100
100
100
98
96
95

Low Clouds (% Sky Obscured)

71
90
93
97
100
98
97
95
97
99
100
96
92
87
81
75
68

Medium Clouds (% Sky Obscured)

40
26
47
65
81
83
84
85
86
87
88
91
96
100
93
85
78

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
2
4
36
68
100
92
84
79

ISS Passover

Visibility (miles)

1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
3
6

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 (%)

19
14
30
36
37
39
37
34
34
31
22
21
18
15
13
12
7

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
96
100
98
98
100
100
98
98
96
98
98
96
96
96
89
85

Pressure (mb)

1019
1019
1020
1020
1020
1019
1019
1019
1019
1020
1020
1020
1020
1020
1021
1020
1020

Ozone (du)

373
374
374
374
373
373
373
372
372
372
372
372
372
372
372
373
373

Forecast for Ilarratza, Araba / Álava, Spain (42.86,-2.60)

Generated: 20/12/25 20:09:31. Forecast: 20/12/25 to 26/12/25. Timezone: UTC+1.00