Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 22

Waxing Crescent 6%

10:22

18:36

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 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 08:16, Set: 16:31, Transit: 12:23. Moon - Rise: 10:22, Set: 18:36. Civil Dark: 17:08 - 07:39. Nautical Dark: 17:48 - 06:58. Astro Dark: 18:27 - 06:20

Total Clouds (% Sky Obscured)

100
100
100
94
90
90
97
97
93
93
97
98
96
99
97
98
98
88
95
94
74
74
68
72

Low Clouds (% Sky Obscured)

34
38
38
43
36
33
38
39
37
35
39
42
39
42
46
41
41
41
44
45
45
45
45
45

Medium Clouds (% Sky Obscured)

93
75
18
9
15
6
24
14
1
2
0
0
2
3
28
39
50
44
30
56
62
30
14
6

High Clouds (% Sky Obscured)

100
100
87
59
65
53
55
57
52
58
67
78
82
90
72
57
42
27
26
30
19
20
21
19

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
35
52
53
88
100
72
89
78
94
100
98
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
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
2
2
3
3
3
3
3
2
2
3
3
4
4
4
4
3
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
78
74
70
69
71
77
81
84
84
83
83
84
86
84
86
86
86
87
87
86
87
89
89

Pressure (mb)

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

Ozone (du)

315
331
342
342
341
341
343
354
362
364
367
370
372
375
377
378
379
380
380
379
379
381
383
380

Tuesday 23

Waxing Crescent 12%

10:47

19:50

09 Bad
10 Bad
11 Bad
12 Bad
13 OK
14 OK
15 OK
16 Bad
17 Bad
18 Bad
19 OK
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

Sun - Rise: 08:16, Set: 16:31, Transit: 12:24. Moon - Rise: 10:47, 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)

94
61
49
49
46
44
47
50
47
42
43
56
65
66
69
97
100
100
98
100
97
100
100
100

Low Clouds (% Sky Obscured)

45
50
45
49
46
44
47
50
47
42
43
56
65
66
69
97
100
99
98
100
96
100
100
100

Medium Clouds (% Sky Obscured)

4
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)

18
10
11
7
5
2
2
2
2
1
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
5
9
7
9
9
7
8
2
0
0
0

Fog (%)

100
76
52
27
15
6
1
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
Snow
Snow

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
10
12
15
10
19
26
32

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
0.1
0.2

Wind Speed/Direction (mph)

3
3
4
5
6
7
7
6
6
5
6
6
7
7
6
6
9
10
11
12
13
13
13
13

Chance of Frost

Temperature (°C)

-1
-1
0
0
1
1
1
1
1
0
0
1
1
1
1
1
1
1
1
1
1
1
0
-0

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
83
78
74
74
74
77
84
91
92
94
94
96
96
94
94
91
91
93
89
89
91
91
92

Pressure (mb)

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

Ozone (du)

382
383
384
385
385
380
377
376
375
373
374
369
374
375
375
376
381
385
382
386
395
404
416
413

Wednesday 24

Waxing Crescent 19%

11:07

21:05

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 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 08:17, Set: 16:32, Transit: 12:24. Moon - Rise: 11:07, 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)

100
97
97
96
95
95
98
95
95
99
100
100
100
100
100
96
96
96
96
95
96
94
95
94

Low Clouds (% Sky Obscured)

100
95
93
91
92
90
96
93
92
98
100
100
100
100
100
96
96
96
96
95
96
94
95
94

Medium Clouds (% Sky Obscured)

0
4
28
32
54
64
80
70
65
49
55
72
66
50
48
37
2
29
40
35
8
0
2
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
29
30
30
30
12
45
50
50
53
5
3
4
2

ISS Passover

Visibility (miles)

0
0
1
7
9
9
7
2
1
2
0
0
1
0
6
9
9
8
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
0
0
0
0
0
0

Precipitation Type

Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

31
29
26
18
6
17
21
28
30
26
28
20
25
20
6
4
2
2
2
15
0
0
0
1

Precipitation Amount (mm)

0.1
0.1
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)

14
14
15
16
16
16
16
16
16
17
17
17
17
17
16
16
15
14
14
12
12
11
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-7
-8
-8
-8
-8
-7
-7
-7
-8
-8
-9
-9
-9
-9
-9
-8
-9
-8
-8
-8
-8
-8
-8
-7

Dew Point (°C)

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

Relative Humidity (%)

87
83
78
72
68
68
72
77
81
78
83
84
84
84
79
76
78
79
78
79
79
79
79
82

Pressure (mb)

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

Ozone (du)

411
406
403
404
404
402
400
394
388
384
382
383
383
381
382
380
378
374
373
370
368
369
370
369

Thursday 25

Waxing Crescent 28%

11:24

22:19

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 OK
00 OK
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 08:17, Set: 16:33, Transit: 12:25. Moon - Rise: 11:24, 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)

89
90
87
86
82
75
70
70
73
73
73
69
49
40
38
39
45
46
47
50
52
52
63
59

Low Clouds (% Sky Obscured)

88
89
85
85
82
75
70
70
71
71
71
68
49
40
38
39
42
43
47
50
52
52
63
59

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-7
-7
-7
-5
-5
-4
-4
-5
-4
-4
-4
-4
-4
-4
-4
-4
-4
-5
-4
-4
-4
-5
-5
-5

Dew Point (°C)

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

Relative Humidity (%)

82
78
75
74
71
71
71
73
78
80
81
84
86
91
92
94
94
94
94
94
96
96
96
96

Pressure (mb)

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

Ozone (du)

370
371
372
372
371
368
365
363
362
361
362
363
365
363
362
360
357
356
354
351
349
348
347
346

Friday 26

Waxing Crescent 38%

11:39

23:35

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

Sun - Rise: 08:17, Set: 16:33, Transit: 12:25. Moon - Rise: 11:39, 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)

59
61
74
68
52
35
28
29
25
21
10
8
9
10
11
13
13
13
14
13
14
13
14
14

Low Clouds (% Sky Obscured)

59
61
73
68
52
35
28
29
25
21
3
2
2
2
3
5
6
6
7
7
8
9
10
12

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
89
86
83
80
78
81
89
91
92
92
94
94
94
94
96
94
94
94
94
94
94
94
91

Pressure (mb)

1028
1028
1028
1028
1027
1027
1027
1028
1028
1028
1028
1031
1032
1032
1032
1032
1033
1033
1033
1033
1033
1033
1033
1034

Ozone (du)

347
349
348
347
345
344
343
341
338
333
330
328
326
325
323
322
321
320
320
319
319
318
318
318

Saturday 27

First Quarter 49%

11:53

00:52

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

Sun - Rise: 08:17, Set: 16:34, Transit: 12:26. Moon - Rise: 11:53, 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)

15
13
10
8
18
27
37
28
18
9
8
5
3
3
4
4
3
2
1
1
1
1
10
19

Low Clouds (% Sky Obscured)

13
10
7
4
3
2
0
0
0
1
1
1
2
1
1
1
0
0
0
0
1
1
10
19

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
1
1
1
6
12
24
20
13
6
5
5
3
3
4
4
3
2
1
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
8

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
86
78
73
67
72
76
80
78
78
77
77
75
75
75
77
77
77
78
79
82
86
91
91

Pressure (mb)

1034
1035
1034
1034
1033
1033
1033
1033
1033
1034
1034
1033
1033
1033
1032
1032
1031
1031
1031
1030
1030
1030
1030
1030

Ozone (du)

317
317
315
314
312
312
311
310
310
309
309
308
307
306
304
302
300
300
300
300
302
304
307
310

Sunday 28

Waxing Gibbous 61%

12:08

02:13

09 OK
10 Bad
11 Bad
12 Bad
13 OK
14 OK
15 OK
16 OK
17 Good
18 Good
19 Good
20 OK
21 OK
22 OK
23 OK
00 OK

Sun - Rise: 08:17, Set: 16:35, Transit: 12:26. Moon - Rise: 12:08, 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)

27
39
50
62
44
36
25
20
14
9
17
24
30
35
40
45

Low Clouds (% Sky Obscured)

27
39
50
62
44
36
25
20
14
9
17
20
22
22
25
21

Medium Clouds (% Sky Obscured)

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
1
1
1
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

7
6
7
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

Precipitation Type

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
92
87
84
83
81
81
81
83
84
86
86
82
82
82
82

Pressure (mb)

1031
1031
1031
1030
1030
1030
1030
1031
1031
1032
1033
1033
1033
1034
1034
1034

Ozone (du)

313
316
315
313
312
312
313
314
314
314
314
314
313
313
313
314

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

Generated: 22/12/25 09:29:36. Forecast: 22/12/25 to 28/12/25. Timezone: UTC+1.00