Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 23

Waxing Crescent 12%

11:07

19:50

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: 08:16, Set: 16:31, Transit: 12:24. Moon - Rise: 11:07, Set: 19:50. Civil Dark: 17:08 - 07:39. Nautical Dark: 17:49 - 06:59. Astro Dark: 18:27 - 06:20

Total Clouds (% Sky Obscured)

90
81
77
73
63
76
84
88
97
100
100
100
100
99
98
96
96
97
96
97
98
97
97
97

Low Clouds (% Sky Obscured)

44
45
43
50
52
65
75
85
96
100
100
100
100
99
98
96
96
95
95
95
92
92
93
92

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
31
43
47
50
75
91
83

High Clouds (% Sky Obscured)

1
1
0
1
1
1
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
7
9
8
8
9
7
0
0
0
0
0
0
0
0
0
0
0
0

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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
0
0
0
3
0
0
3
6
8
28
30
31
45
53
53
58
61
60
56
55
50
41

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.1
0.1
0.1
0.3
0.3
0.4
0.5
0.5
0.6
0.4
0.4
0.3
0.2

Wind Speed/Direction (mph)

10
9
8
8
8
8
8
8
7
8
9
10
11
13
13
13
14
14
14
14
15
15
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
81
89
91
91
93
94
93
93
88
84
86
96
96
94
96
94
94
94
92
92
89
91
89

Pressure (mb)

1015
1015
1016
1016
1017
1018
1018
1019
1019
1019
1019
1020
1020
1020
1021
1021
1022
1022
1023
1023
1023
1022
1022
1021

Ozone (du)

384
379
376
375
380
382
383
380
379
380
384
388
393
396
402
406
415
420
416
403
401
411
411
401

Wednesday 24

Waxing Crescent 19%

11:24

21:05

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 OK
11 OK
12 Bad
13 Bad
14 Bad

Sun - Rise: 08:17, Set: 16:32, Transit: 12:25. Moon - Rise: 11:24, Set: 21:05. Civil Dark: 17:09 - 07:39. Nautical Dark: 17:49 - 06:59. Astro Dark: 18:28 - 06:21

Total Clouds (% Sky Obscured)

96
97
100
100
100
100
100
100
99
98
98
94
91
90
86
66
68
64
65
47
36
52
53
54

Low Clouds (% Sky Obscured)

95
96
100
99
100
100
100
100
97
96
95
91
87
86
81
64
67
57
55
43
36
51
52
53

Medium Clouds (% Sky Obscured)

49
62
69
40
31
30
6
24
68
70
87
38
37
38
2
2
1
0
1
1
1
1
0
0

High Clouds (% Sky Obscured)

0
0
0
1
3
25
1
3
16
16
6
2
2
2
2
2
2
5
7
3
0
0
0
0

ISS Passover

Visibility (miles)

0
1
0
0
0
0
0
3
9
9
8
8
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
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

32
33
34
27
26
25
8
13
4
1
0
0
2
0
0
1
0
0
0
0
0
1
0
0

Precipitation Amount (mm)

0
0
0.2
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)

17
18
18
18
18
18
18
18
17
16
15
14
13
11
10
8
7
5
5
8
10
10
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
83
89
91
87
89
86
84
82
82
82
84
82
86
86
87
89
91
91
84
79
77
75
75

Pressure (mb)

1021
1021
1021
1021
1020
1021
1021
1021
1021
1021
1022
1022
1022
1022
1023
1023
1023
1024
1025
1025
1025
1024
1024
1024

Ozone (du)

390
385
384
383
379
376
376
374
374
369
369
370
369
370
372
374
374
372
376
379
381
381
377
375

Thursday 25

Waxing Crescent 28%

11:39

22:19

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

Sun - Rise: 08:17, Set: 16:33, Transit: 12:25. Moon - Rise: 11:39, Set: 22:19. Civil Dark: 17:10 - 07:40. Nautical Dark: 17:50 - 06:59. Astro Dark: 18:28 - 06:21

Total Clouds (% Sky Obscured)

56
45
47
36
25
23
27
24
27
28
37
38
41
43
49
52
62
63
70
73
77
77
57
41

Low Clouds (% Sky Obscured)

54
44
47
36
25
23
27
24
27
28
37
38
40
43
49
52
62
63
69
72
75
66
53
35

Medium Clouds (% Sky Obscured)

3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
3
0
1
2
2
2
2
0
3
15
6
5

ISS Passover

Visibility (miles)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
83
91
91
91
92
92
92
94
94
96
96
96
96
94
96
96
96
96
92
89
87
84
84

Pressure (mb)

1024
1024
1025
1025
1025
1025
1026
1026
1026
1026
1026
1026
1027
1026
1026
1027
1027
1027
1028
1028
1028
1027
1027
1027

Ozone (du)

373
370
367
365
360
355
354
354
356
354
350
344
334
330
328
327
324
321
319
319
315
313
310
308

Friday 26

Waxing Crescent 38%

11:53

23:35

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

Sun - Rise: 08:17, Set: 16:33, Transit: 12:26. Moon - Rise: 11:53, Set: 23:35. Civil Dark: 17:10 - 07:40. Nautical Dark: 17:51 - 07:00. Astro Dark: 18:29 - 06:21

Total Clouds (% Sky Obscured)

51
21
15
7
4
4
4
4
3
6
15
27
44
56
58
70
66
64
60
46
27
2
0
0

Low Clouds (% Sky Obscured)

23
15
9
4
3
3
3
3
3
3
10
21
34
34
33
33
32
32
31
20
9
0
0
0

Medium Clouds (% Sky Obscured)

1
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

33
3
3
0
0
0
0
0
0
2
5
8
14
40
58
70
66
64
60
46
25
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
1
1
1
2
2
2
2
1
1
1
1
1
1
1
1
2
1
1
1
2
3
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
92
92
92
94
94
96
94
94
94
94
92
92
92
91
87
86
84
82
72
68
71
73
76

Pressure (mb)

1027
1028
1028
1029
1029
1030
1030
1030
1030
1030
1031
1031
1031
1031
1031
1031
1031
1031
1032
1032
1031
1031
1030
1030

Ozone (du)

308
307
307
306
304
303
299
297
295
295
294
294
293
292
292
291
291
293
293
293
293
294
293
294

Saturday 27

First Quarter 49%

12:08

00:52

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

Sun - Rise: 08:17, Set: 16:34, Transit: 12:26. Moon - Rise: 12:08, Set: 00:52. Civil Dark: 17:11 - 07:40. Nautical Dark: 17:51 - 07:00. Astro Dark: 18:30 - 06:21

Total Clouds (% Sky Obscured)

0
0
1
0
0
0
2
1
6
27
57
67
61
16
14
13
9
10
12
9
6
4
12
20

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
16
33
35
28
3
7
10
4
3
3
2
2
2
12
20

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
1
0
0
0
1
1
4
5
11
12
17
14
7
0
1
1
2
2
1
0
2
4

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
3
3
9
9
9
9
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 (%)

0
0
0
0
0
0
0
0
0
4
2
1
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
91
92
92
89
89
89
91
89
91
96
98
94
94
96
98
96
94
92
92
83
75
69
73

Pressure (mb)

1029
1029
1029
1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1029
1030
1030
1030
1030
1029
1030

Ozone (du)

296
295
296
297
296
296
296
296
297
298
299
301
301
305
304
302
303
304
305
306
305
304
302
302

Sunday 28

Waxing Gibbous 61%

12:26

02:13

15 OK
16 OK
17 Good
18 Good
19 Good
20 Good
21 Good
22 OK
23 Good
00 Good
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 Good
14 OK

Sun - Rise: 08:17, Set: 16:35, Transit: 12:26. Moon - Rise: 12:26, Set: 02:13. Civil Dark: 17:12 - 07:40. Nautical Dark: 17:52 - 07:00. Astro Dark: 18:31 - 06:22

Total Clouds (% Sky Obscured)

24
21
15
13
11
11
10
10
12
12
9
7
4
4
4
4
2
1
0
0
0
0
16
25

Low Clouds (% Sky Obscured)

24
21
15
13
11
11
10
10
9
9
8
6
4
4
4
4
2
1
0
0
0
0
3
3

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
1

High Clouds (% Sky Obscured)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
-2
-2
-3
-3
-6
-6
-6
-6
-6
-6
-7
-7
-7
-7
-7
-7
-7
-7
-7
-7
-6
-6
1

Dew Point (°C)

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

Relative Humidity (%)

75
79
81
84
84
85
85
87
85
84
84
84
82
84
80
79
79
73
66
62
58
57
54
61

Pressure (mb)

1030
1030
1030
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1030
1030
1030
1030
1030
1030
1029
1028
1027
1027

Ozone (du)

302
301
301
301
301
299
298
297
296
295
295
294
294
293
295
296
297
298
299
300
301
302
304
304

Monday 29

Waxing Gibbous 72%

12:49

03:38

15 OK
16 OK
17 OK
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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 08:17, Set: 16:36, Transit: 12:27. Moon - Rise: 12:49, Set: 03:38. Civil Dark: 17:13 - 07:40. Nautical Dark: 17:53 - 07:00. Astro Dark: 18:31 - 06:22

Total Clouds (% Sky Obscured)

33
32
34
42
58
73
74
83
88
93
91
88
90
93
97
100
96
94
91
89
88
86

Low Clouds (% Sky Obscured)

4
5
6
3
3
3
3
13
20
31
58
77
90
93
97
100
95
93
89
89
88
86

Medium Clouds (% Sky Obscured)

1
0
0
0
0
0
0
4
4
6
4
2
0
0
0
0
4
1
1
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

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
8
7
5
4
2
0
0
0
0
3
5

Fog (%)

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
Snow
Snow
Snow
Snow
None
None
None

Precipitation Probability (%)

0
2
3
4
5
5
5
5
4
1
4
6
7
16
25
35
39
40
38
36
32
29

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.1
0.1
0.1
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
78
77
76
78
79
81
82
84
86
87
89
91
91
92
94
98
96
96
94
91
89

Pressure (mb)

1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026

Ozone (du)

304
304
306
308
309
310
311
311
319
326
333
327
321
315
309
304
298
298
299
299
303
306

Forecast for Friolzheim, Karlsruhe Region, Germany (48.84,8.84)

Generated: 23/12/25 15:49:28. Forecast: 23/12/25 to 29/12/25. Timezone: UTC+1.00