Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 25

Waxing Crescent 28%

11:22

22:13

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

Sun - Rise: 08:18, Set: 16:23, Transit: 12:20. Moon - Rise: 11:22, Set: 22:13. Civil Dark: 17:01 - 07:40. Nautical Dark: 17:43 - 06:58. Astro Dark: 18:22 - 06:18

Total Clouds (% Sky Obscured)

15
21
26
49
47
44
40
36
34
25
0
0
1
1
1
18
23
26
28
28
30
28
28
30

Low Clouds (% Sky Obscured)

15
21
26
49
47
44
40
36
34
25
0
0
0
0
0
18
23
26
28
28
30
28
28
30

Medium Clouds (% Sky Obscured)

3
0
0
0
0
2
2
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
1
3
2
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
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)

13
13
13
15
15
15
15
16
15
15
15
14
13
12
12
12
12
12
10
10
9
10
10
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
55
58
58
59
58
57
55
53
51
51
51
54
58
62
64
64
67
69
74
75
73
75
76

Pressure (mb)

1027
1027
1027
1027
1027
1027
1028
1028
1028
1027
1027
1027
1027
1027
1027
1027
1028
1028
1028
1028
1028
1029
1028
1029

Ozone (du)

382
381
384
384
384
382
382
381
380
374
372
370
368
365
362
360
358
356
353
349
348
345
338
328

Friday 26

Waxing Crescent 38%

11:35

23:30

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

Sun - Rise: 08:18, Set: 16:23, Transit: 12:21. Moon - Rise: 11:35, Set: 23:30. Civil Dark: 17:02 - 07:40. Nautical Dark: 17:43 - 06:58. Astro Dark: 18:23 - 06:19

Total Clouds (% Sky Obscured)

31
35
32
37
37
39
48
50
41
27
3
10
16
8
2
8
0
3
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

31
35
32
37
37
37
41
34
27
18
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
32
7
3
0
0
3
0
0
0
2
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
4
3
2
16
21
24
32
21
2
10
16
7
2
8
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
79
79
79
79
79
80
72
67
64
62
63
66
72
74
74
71
65
59
56
50
47
46
46

Pressure (mb)

1029
1029
1028
1028
1029
1029
1030
1030
1030
1030
1029
1029
1029
1030
1030
1030
1031
1031
1031
1031
1032
1032
1031
1031

Ozone (du)

324
323
322
319
316
311
308
309
311
311
310
308
307
306
304
303
302
300
300
300
300
298
297
296

Saturday 27

First Quarter 49%

11:48

00:49

03 Good
04 Good
05 Good
06 Good
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 OK
00 OK
01 OK
02 OK

Sun - Rise: 08:19, Set: 16:24, Transit: 12:21. Moon - Rise: 11:48, Set: 00:49. Civil Dark: 17:02 - 07:40. Nautical Dark: 17:44 - 06:59. Astro Dark: 18:24 - 06:19

Total Clouds (% Sky Obscured)

1
2
2
1
2
3
2
2
0
1
1
0
0
1
1
0
0
0
1
6
22
35
41
43

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
11
15
35
43

Medium 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

High Clouds (% Sky Obscured)

1
2
2
1
2
3
2
2
0
1
1
0
0
1
1
0
0
0
0
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

49
51
56
60
65
70
73
71
69
69
69
72
77
83
85
84
84
84
89
92
91
83
81
81

Pressure (mb)

1031
1031
1031
1031
1031
1031
1031
1031
1031
1030
1030
1029
1029
1029
1029
1029
1029
1029
1030
1030
1030
1030
1031
1031

Ozone (du)

296
296
296
296
296
296
296
295
294
293
292
290
290
290
292
292
292
293
295
298
298
294
295
295

Sunday 28

Waxing Gibbous 61%

12:02

02:11

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

Sun - Rise: 08:19, Set: 16:25, Transit: 12:22. Moon - Rise: 12:02, Set: 02:11. Civil Dark: 17:03 - 07:40. Nautical Dark: 17:45 - 06:59. Astro Dark: 18:24 - 06:19

Total Clouds (% Sky Obscured)

63
66
65
60
57
51
44
45
43
44
31
15
0
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

63
66
65
60
57
51
44
45
43
44
31
15
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
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-3
-2
-2
-2
-3
-4
-6
-7
-8
-9
-10
-9
-8
-7
-7
-8
-8
-8
-9
-9
-9
-10
-10
-10

Relative Humidity (%)

84
89
87
89
81
71
65
59
52
49
45
47
52
58
60
60
60
60
59
61
60
59
59
59

Pressure (mb)

1031
1032
1031
1032
1032
1032
1033
1033
1033
1033
1032
1032
1031
1031
1031
1031
1031
1031
1031
1031
1031
1030
1030
1029

Ozone (du)

299
301
301
298
298
297
295
293
295
296
294
292
292
290
289
288
288
287
287
285
283
284
285
286

Monday 29

Waxing Gibbous 72%

12:19

No Set

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

Sun - Rise: 08:19, Set: 16:26, Transit: 12:22. Moon - Rise: 12:19, Set: No Set. Civil Dark: 17:04 - 07:41. Nautical Dark: 17:46 - 06:59. Astro Dark: 18:25 - 06:20

Total Clouds (% Sky Obscured)

2
2
5
24
23
12
2
22
44
65
62
53
43
38
33
28
36
47
60
68
72
71
81
89

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
22
44
65
62
53
43
38
33
28
36
47
60
68
71
71
81
89

Medium 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
7
7

High Clouds (% Sky Obscured)

1
1
3
24
23
11
1
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
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
2
3
2
7
8
6
9
9
6
12
14

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-10
-11
-10
-11
-11
-11
-12
-13
-12
-10
-9
-8
-6
-5
-5
-5
-5
-4
-3
-2
-1
-1
-1
-1

Relative Humidity (%)

58
57
57
56
53
52
49
44
41
42
45
51
58
65
68
71
75
78
81
86
86
86
86
86

Pressure (mb)

1029
1028
1028
1027
1027
1027
1027
1027
1026
1025
1024
1024
1024
1023
1023
1024
1024
1024
1024
1024
1024
1023
1023
1023

Ozone (du)

286
287
286
287
285
282
281
282
282
282
285
287
289
292
293
294
296
298
299
301
302
304
305
303

Tuesday 30

Waxing Gibbous 82%

12:40

03:38

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

Sun - Rise: 08:19, Set: 16:27, Transit: 12:23. Moon - Rise: 12:40, Set: 03:38. Civil Dark: 17:05 - 07:41. Nautical Dark: 17:46 - 06:59. Astro Dark: 18:26 - 06:20

Total Clouds (% Sky Obscured)

93
76
59
41
58
79
100
90
79
69
60
53
45
50
60
75
80
80
71
70
69
68
56
40

Low Clouds (% Sky Obscured)

93
76
59
41
58
79
100
88
76
65
55
48
39
38
45
56
80
80
71
70
69
63
55
40

Medium Clouds (% Sky Obscured)

5
0
0
0
1
3
8
7
6
0
0
1
1
1
1
1
1
2
1
1
0
0
1
1

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
1
2
3
4
4
4
2
8
14
21
19
17

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 (%)

13
23
25
21
16
12
8
24
29
29
25
21
10
12
11
2
6
5
1
3
4
3
8
8

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
9
8
8
7
8
8
9
9
10
11
11
10
10
9
8
7
8
8
8
8
8
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
88
88
89
87
81
77
71
71
71
72
74
76
77
81
86
89
87
87
86
84
83
81
83

Pressure (mb)

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

Ozone (du)

302
300
293
287
280
281
281
282
287
292
296
304
312
320
328
337
346
345
344
343
345
348
351
352

Wednesday 31

Waxing Gibbous 91%

13:10

05:08

Sun - Rise: 08:19, Set: 16:28, Transit: 12:23. Moon - Rise: 13:10, Set: 05:08. Civil Dark: 17:06 - 07:41. Nautical Dark: 17:47 - 06:59. Astro Dark: 18:27 - 06:20

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Hammelburg, Lower Franconia, Germany (50.12,9.89)

Generated: 25/12/25 03:07:17. Forecast: 25/12/25 to 31/12/25. Timezone: UTC+1.00