Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 12

Waning Crescent 37%

01:24

12:49

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 08:29, Set: 16:00, Transit: 12:14. Moon - Rise: 01:24, Set: 12:49. Civil Dark: 16:43 - 07:46. Nautical Dark: 17:28 - 07:00. Astro Dark: 18:11 - 06:18

Total Clouds (% Sky Obscured)

97
96
91
82
67
79
92
92
97
95
94
77
73
93
84
74
50
71
88
96
97
98
98
100

Low Clouds (% Sky Obscured)

68
73
68
29
11
50
78
87
97
95
92
77
73
80
63
57
48
50
78
87
85
72
78
98

Medium Clouds (% Sky Obscured)

0
3
35
22
6
35
49
57
50
54
39
33
14
41
10
2
7
36
43
59
80
91
87
78

High Clouds (% Sky Obscured)

72
82
62
72
67
72
74
54
41
26
16
7
4
72
45
55
11
14
39
41
10
50
58
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 (%)

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

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

Chance of Frost

Temperature (°C)

6
6
6
6
6
5
5
5
5
6
6
6
6
7
7
6
6
6
6
7
7
8
8
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
79
82
86
88
88
90
91
93
93
93
94
94
96
96
96
98
96
96
96
94
93
91
91

Pressure (mb)

1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1024
1024
1024
1023
1023
1023
1023
1023
1024
1024
1024
1024

Ozone (du)

293
293
292
291
291
291
293
293
295
297
296
298
298
298
299
302
304
306
307
308
310
309
312
316

Saturday 13

Waning Crescent 27%

02:38

12:58

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 08:29, Set: 16:00, Transit: 12:15. Moon - Rise: 02:38, Set: 12:58. Civil Dark: 16:43 - 07:47. Nautical Dark: 17:28 - 07:01. Astro Dark: 18:11 - 06:18

Total Clouds (% Sky Obscured)

100
95
84
47
51
45
43
50
58
53
86
94
80
83
93
94
93
97
96
94
91
93
94
87

Low Clouds (% Sky Obscured)

59
68
61
47
51
45
43
50
58
53
66
64
63
76
82
75
68
73
65
70
71
66
56
47

Medium Clouds (% Sky Obscured)

95
82
13
3
0
0
0
0
0
0
0
0
0
9
5
32
32
36
37
36
59
64
33
16

High Clouds (% Sky Obscured)

100
65
35
0
0
0
3
4
17
14
60
81
65
22
51
48
39
40
52
45
55
63
82
71

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
95
93
95
94
94
93
93
93
94
94
93
91
89
89
88
88
85
85
82
80
78
73
74

Pressure (mb)

1024
1024
1024
1024
1025
1025
1025
1026
1026
1026
1025
1025
1025
1025
1025
1025
1024
1024
1024
1023
1023
1023
1023
1023

Ozone (du)

321
331
343
345
341
339
334
328
327
324
323
324
324
324
324
318
312
307
307
304
300
299
298
296

Sunday 14

Waning Crescent 19%

03:52

12:58

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 08:30, Set: 16:00, Transit: 12:15. Moon - Rise: 03:52, Set: 12:58. Civil Dark: 16:43 - 07:47. Nautical Dark: 17:28 - 07:02. Astro Dark: 18:11 - 06:19

Total Clouds (% Sky Obscured)

70
69
49
87
87
86
85
93
88
71
81
68
74
75
66
76
85
64
67
67
69
78
74
71

Low Clouds (% Sky Obscured)

49
46
38
62
61
62
69
69
68
69
62
52
50
54
51
62
72
64
67
67
69
77
73
71

Medium Clouds (% Sky Obscured)

26
22
3
6
4
7
14
24
18
0
24
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

18
26
25
60
64
44
28
50
84
15
37
25
23
5
5
18
25
26
11
7
2
2
3
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
76
82
88
91
94
94
93
93
91
93
94
93
94
93
93
93
93
93
91
93
88
81
75

Pressure (mb)

1022
1022
1021
1021
1020
1020
1020
1019
1019
1019
1019
1019
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1016
1015

Ozone (du)

296
297
298
301
301
299
299
298
294
291
289
289
290
291
291
292
291
292
292
292
292
292
293
294

Monday 15

Waning Crescent 12%

05:08

13:08

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

Sun - Rise: 08:31, Set: 16:00, Transit: 12:16. Moon - Rise: 05:08, Set: 13:08. Civil Dark: 16:43 - 07:48. Nautical Dark: 17:28 - 07:03. Astro Dark: 18:11 - 06:20

Total Clouds (% Sky Obscured)

66
51
37
25
13
3
3
21
0
0
0
0
26
56
83
56
28
5
30
54
79
54
30
4

Low Clouds (% Sky Obscured)

59
48
37
25
13
3
1
1
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
21
0
0
0
0
10
19
29
22
11
0
10
16
23
16
30
3

High Clouds (% Sky Obscured)

2
0
0
0
0
0
3
21
0
0
0
0
0
0
0
0
5
5
26
42
63
49
29
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)

7
6
5
5
5
5
5
5
5
5
5
5
5
5
4
4
4
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
71
77
84
83
85
85
85
83
85
83
86
88
89
89
89
89
91
89
89
89
88
84
82

Pressure (mb)

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

Ozone (du)

296
300
304
313
325
342
345
333
324
320
317
311
305
299
295
292
291
292
296
298
298
300
302
302

Tuesday 16

Waning Crescent 7%

06:24

13:21

13 Good
14 OK
15 OK
16 OK
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
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: 08:32, Set: 16:00, Transit: 12:16. Moon - Rise: 06:24, Set: 13:21. Civil Dark: 16:43 - 07:49. Nautical Dark: 17:29 - 07:03. Astro Dark: 18:12 - 06:20

Total Clouds (% Sky Obscured)

16
29
43
47
53
56
57
49
39
66
70
60
70
84
100
85
68
50
47
46
43
62
81
100

Low Clouds (% Sky Obscured)

0
0
0
2
4
7
6
4
2
2
3
0
0
0
0
1
2
3
14
29
41
59
81
99

Medium Clouds (% Sky Obscured)

11
12
17
18
18
18
20
20
21
27
27
41
60
79
98
84
68
50
47
32
33
19
13
12

High Clouds (% Sky Obscured)

4
1
4
20
30
24
32
21
7
36
30
11
37
59
85
60
35
8
8
8
6
12
22
30

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
1
1
0
1
2
0
1
2
1
7
14
18
21
17
4

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
4
3
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
78
81
87
87
87
86
83
82
83
85
85
86
86
85
85
86
88
88
88
88
86
86
88

Pressure (mb)

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

Ozone (du)

302
301
301
301
303
304
305
304
303
302
303
296
296
301
306
312
315
317
320
317
313
309
308
308

Wednesday 17

Waning Crescent 3%

07:37

13:40

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 08:32, Set: 16:00, Transit: 12:17. Moon - Rise: 07:37, Set: 13:40. Civil Dark: 16:43 - 07:50. Nautical Dark: 17:29 - 07:04. Astro Dark: 18:12 - 06:21

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

99
100
100
80
61
41
60
79
96
93
91
85
74
63
49
48
50
52
68
83
99
100
100
100

Medium Clouds (% Sky Obscured)

10
7
3
2
2
2
2
3
4
19
35
49
46
41
37
58
80
99
100
100
100
94
89
83

High Clouds (% Sky Obscured)

22
27
24
45
63
82
88
90
92
91
92
94
96
98
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

7
9
1
8
9
1
3
3
3
2
1
0
0
1
1
15
22
31
42
55
71
83
86
80

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.5
0.6
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
5
6
6
6
5
5
5
5
6
6
6
6
6
6
6
5
5
5
5
5
4
4
4

Relative Humidity (%)

87
90
93
98
98
98
98
94
91
88
87
88
88
90
91
93
90
87
84
82
82
81
82
82

Pressure (mb)

1018
1018
1018
1018
1018
1019
1019
1019
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1020
1020
1020
1020

Ozone (du)

308
305
302
299
298
298
297
297
297
298
296
294
292
290
288
286
287
287
287
288
289
290
291
292

Thursday 18

Waning Crescent 1%

08:44

14:06

13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 OK
04 Bad
05 OK
06 OK

Sun - Rise: 08:33, Set: 16:01, Transit: 12:17. Moon - Rise: 08:44, Set: 14:06. Civil Dark: 16:44 - 07:50. Nautical Dark: 17:29 - 07:04. Astro Dark: 18:12 - 06:22

Total Clouds (% Sky Obscured)

100
100
100
100
99
100
75
51
30
50
67
83
68
53
38
39
36
37

Low Clouds (% Sky Obscured)

100
100
100
100
99
100
70
40
14
20
22
28
23
18
13
14
13
14

Medium Clouds (% Sky Obscured)

70
54
40
24
13
0
0
0
0
0
0
0
0
0
0
7
10
15

High Clouds (% Sky Obscured)

99
98
98
70
42
18
16
11
6
13
22
34
33
31
14
9
7
6

ISS Passover

Visibility (miles)

9
9
8
8
8
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

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

Precipitation Probability (%)

63
44
26
19
14
13
11
5
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

9
8
7
7
6
5
5
5
5
5
5
5
5
5
5
5
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
85
85
85
87
88
88
90
90
88
88
86
88
90
91
91
93

Pressure (mb)

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

Ozone (du)

293
292
290
289
289
290
290
288
287
285
282
279
275
273
271
269
267
265

Forecast for Altona-Altstadt, Germany (53.55,9.95)

Generated: 12/12/25 13:43:05. Forecast: 12/12/25 to 18/12/25. Timezone: UTC+1.00