Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 19

Waning Crescent 0%

09:07

No Set

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
15 Bad

Sun - Rise: 08:14, Set: 16:29, Transit: 12:22. Moon - Rise: 09:07, Set: No Set. Civil Dark: 17:06 - 07:37. Nautical Dark: 17:47 - 06:57. Astro Dark: 18:25 - 06:18

Total Clouds (% Sky Obscured)

100
97
100
98
96
100
79
73
80
84
100
99
91
99
100
98
86
96
99
98
88
97
94
97

Low Clouds (% Sky Obscured)

47
62
63
50
55
48
50
55
19
28
70
84
62
40
68
69
53
39
30
46
42
17
22
41

Medium Clouds (% Sky Obscured)

92
97
99
98
95
99
65
49
36
56
91
89
90
99
100
96
77
89
98
89
60
85
88
63

High Clouds (% Sky Obscured)

3
2
2
2
4
3
28
41
37
46
92
61
7
79
72
67
33
29
83
75
40
39
35
92

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
2
6
6
3
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 (%)

8
4
5
5
2
1
0
0
0
0
0
0
0
1
1
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
83
83
82
82
83
85
85
83
88
88
88
89
91
91
91
91
85
83
78
73
70
70
74

Pressure (mb)

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

Ozone (du)

311
310
317
323
324
325
328
330
333
331
324
315
311
312
309
305
301
298
297
295
294
291
287
283

Saturday 20

New Moon 2%

09:49

16:20

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 OK
15 Bad

Sun - Rise: 08:15, Set: 16:30, Transit: 12:23. Moon - Rise: 09:49, Set: 16:20. Civil Dark: 17:07 - 07:38. Nautical Dark: 17:47 - 06:57. Astro Dark: 18:26 - 06:19

Total Clouds (% Sky Obscured)

98
96
99
98
78
88
90
87
82
95
100
100
100
100
100
98
96
92
87
71
54
70
34
51

Low Clouds (% Sky Obscured)

49
53
39
29
21
28
39
36
10
4
2
1
3
25
34
42
36
40
18
0
0
5
0
22

Medium Clouds (% Sky Obscured)

91
91
97
98
78
81
79
64
46
21
67
43
22
4
51
60
20
2
3
4
2
2
2
0

High Clouds (% Sky Obscured)

71
23
9
22
13
10
28
48
47
84
99
100
100
100
100
84
81
64
63
61
48
53
34
24

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 (%)

1
2
6
11
8
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
5
4
5
5
5
5
5
4
4
4
4
4
4
5
5
5
5
4
5
5
5
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
76
75
78
78
78
78
76
73
73
73
74
74
77
80
81
80
80
77
70
65
62
64
71

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1013
1013
1013
1012
1013
1013
1013
1012
1012
1011
1010
1009
1009

Ozone (du)

283
282
282
282
282
282
281
281
281
280
281
282
282
282
281
281
280
281
283
283
282
283
280
278

Sunday 21

Waxing Crescent 6%

10:22

17:24

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
15 Bad

Sun - Rise: 08:15, Set: 16:30, Transit: 12:23. Moon - Rise: 10:22, Set: 17:24. Civil Dark: 17:07 - 07:38. Nautical Dark: 17:48 - 06:58. Astro Dark: 18:26 - 06:19

Total Clouds (% Sky Obscured)

51
54
78
85
98
97
100
99
92
87
92
97
98
98
100
100
75
91
94
89
82
90
96
99

Low Clouds (% Sky Obscured)

31
28
22
19
19
21
30
29
28
27
27
44
39
45
36
39
40
37
32
32
29
32
39
42

Medium Clouds (% Sky Obscured)

0
3
2
0
0
3
4
6
3
2
1
5
30
33
45
45
23
3
8
33
27
12
24
35

High Clouds (% Sky Obscured)

36
36
60
67
96
94
100
98
84
75
83
91
89
89
100
100
75
91
73
62
72
77
82
85

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
84
84
86
86
86
83
81
81
81
81
81
82
82
84
84
86
84
81
78
75
74
74
80

Pressure (mb)

1009
1009
1008
1009
1008
1008
1009
1008
1008
1008
1009
1009
1009
1008
1009
1009
1009
1009
1009
1009
1008
1007
1007
1008

Ozone (du)

277
276
278
280
281
284
287
291
295
297
298
299
305
313
319
320
322
327
337
350
357
363
366
371

Monday 22

Waxing Crescent 12%

10:47

18:36

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
15 Bad

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

99
100
100
97
93
90
88
86
82
81
86
93
95
97
99
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

41
35
30
32
30
28
26
27
27
35
43
57
58
59
61
64
67
70
71
73
81
83
81
81

Medium Clouds (% Sky Obscured)

47
53
57
36
19
3
1
1
2
6
9
20
40
48
65
53
46
46
46
46
50
58
66
73

High Clouds (% Sky Obscured)

91
95
100
87
73
60
55
45
40
41
40
40
58
78
99
98
96
95
96
98
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
None
None
None
None
None

Precipitation Probability (%)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
91
92
91
92
92
92
92
91
92
92
92
92
94
94
96
96
96
91
87
84
84
86
88

Pressure (mb)

1008
1008
1008
1009
1009
1009
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1011
1011
1011

Ozone (du)

374
377
380
381
383
384
385
384
383
383
383
383
384
385
387
388
388
388
389
389
387
385
384
383

Tuesday 23

Waxing Crescent 19%

11:07

19:50

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
15 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)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

77
72
73
79
95
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

86
94
100
97
88
90
82
64
36
30
20
26
15
8
3
10
9
8
9
12
14
25
33
42

High Clouds (% Sky Obscured)

100
100
100
80
54
35
39
29
29
28
37
54
44
23
22
19
18
18
14
11
6
15
26
35

ISS Passover

Visibility (miles)

9
9
9
9
8
9
9
9
9
9
9
7
6
1
0
0
0
0
0
2
5
7
7
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
2
3
3
6
8
10
12
14
23
23
21
19
20
21
21
20
19
15

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
3
3
3
3
3
3
4
5
5
6
6
6
7
7
7
8
10
10
11
11
12
12

Chance of Frost

Temperature (°C)

1
1
1
1
1
1
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
96
98
96
96
94
94
93
94
93
93
93
93
94
98
96
96
96
96
93
89
86
83
83

Pressure (mb)

1011
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1013
1014
1015
1015
1015
1015
1015
1016

Ozone (du)

381
381
381
381
379
378
381
382
382
383
382
383
386
391
390
391
394
396
399
401
402
404
402
401

Wednesday 24

Waxing Crescent 19%

11:24

21:05

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
15 OK

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)

100
100
100
99
97
96
87
79
70
67
64
60
65
72
76
65
65
67
72
68
68
67
52
45

Low Clouds (% Sky Obscured)

100
100
100
99
97
95
86
76
67
63
60
57
56
56
56
44
28
15
18
24
26
23
15
12

Medium Clouds (% Sky Obscured)

38
34
28
24
39
45
32
16
0
0
0
0
3
7
10
8
7
3
3
2
1
1
0
0

High Clouds (% Sky Obscured)

24
13
2
8
14
18
15
12
8
8
8
6
4
4
3
5
8
10
8
4
0
0
0
0

ISS Passover

Visibility (miles)

8
8
8
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 (%)

14
15
15
14
14
13
13
13
13
14
15
16
14
12
11
10
10
9
8
6
2
3
3
1

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
14
13
13
13
11
11
11
11
11
11
11
11
11
11
12
11
11
12
12
11
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-4
-4
-4
-4
-7
-7
-7
-7
-8
-8
-9
-9
-9
-8
-8
-8
-8
-8
-8
-8
-7
-8
-5
-5

Dew Point (°C)

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

Relative Humidity (%)

80
78
78
77
78
76
76
76
76
76
75
75
75
75
73
72
69
69
67
63
60
56
58
59

Pressure (mb)

1016
1016
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1018
1018
1018

Ozone (du)

400
400
401
401
400
400
399
395
391
387
385
384
382
381
381
381
379
377
376
375
374
373
372
371

Thursday 25

Waxing Crescent 28%

11:39

22:19

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: 16:33, 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)

40
39
44
61
78
80
86
87
88
89
76
72
72
72
72
72
63
63
65
66
68

Low Clouds (% Sky Obscured)

11
10
5
5
5
5
14
18
28
37
38
47
47
48
52
52
43
43
41
43
38

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
13
26
39
44
49
48
37
4
4
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
26
53
75
55
28
18
26
42
45
30
15
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

Fog (%)

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

Precipitation Probability (%)

4
5
4
5
4
4
4
3
0
1
1
0
3
4
3
6
8
8
9
9
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
60
61
63
63
63
63
63
62
62
61
60
58
58
58
58
59
60
60
61
61

Pressure (mb)

1019
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019

Ozone (du)

369
366
363
360
359
358
356
355
355
354
353
353
353
353
353
353
354
355
356
357
357

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

Generated: 19/12/25 16:17:10. Forecast: 19/12/25 to 25/12/25. Timezone: UTC+1.00