Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 8

Waning Gibbous 77%

20:25

12:00

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 OK
14 OK
15 Bad

Sun - Rise: 08:06, Set: 16:28, Transit: 12:17. Moon - Rise: 20:25, Set: 12:00. Civil Dark: 17:04 - 07:29. Nautical Dark: 17:45 - 06:49. Astro Dark: 18:23 - 06:11

Total Clouds (% Sky Obscured)

95
91
96
88
71
60
56
84
100
100
100
82
76
62
69
94
87
68
94
100
79
47
35
66

Low Clouds (% Sky Obscured)

37
29
21
18
20
19
18
18
21
19
19
16
14
15
12
2
12
4
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

63
56
28
36
1
1
0
0
0
0
71
71
69
62
52
45
17
2
1
0
13
13
25
39

High Clouds (% Sky Obscured)

56
50
40
36
48
35
42
84
100
100
100
62
51
62
69
83
63
50
91
100
62
28
20
42

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
2
1
1
0
0
0
1
1
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 (%)

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

Chance of Frost

Temperature (°C)

12
12
11
11
10
9
8
8
7
7
7
7
7
7
7
8
7
7
8
10
12
12
12
12

Feels Like (°C)

11
10
9
8
8
7
6
8
6
5
5
5
6
6
6
6
4
5
6
8
10
11
12
12

Dew Point (°C)

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

Relative Humidity (%)

89
93
95
93
95
93
91
91
91
90
90
90
90
90
90
91
90
88
84
80
77
75
75
77

Pressure (mb)

1019
1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1020
1020
1019
1019
1019
1019
1019
1018
1018
1017
1017
1017

Ozone (du)

298
298
300
301
304
310
310
313
311
311
309
312
316
315
315
314
310
309
308
307
306
305
305
303

Tuesday 9

Waning Gibbous 67%

21:46

12:18

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

Sun - Rise: 08:07, Set: 16:28, Transit: 12:17. Moon - Rise: 21:46, Set: 12:18. Civil Dark: 17:04 - 07:30. Nautical Dark: 17:44 - 06:50. Astro Dark: 18:23 - 06:12

Total Clouds (% Sky Obscured)

63
75
57
59
31
77
84
88
55
12
11
1
1
0
0
13
15
21
24
30
30
29
40
26

Low 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

Medium Clouds (% Sky Obscured)

0
0
9
0
0
0
0
0
0
0
0
0
0
0
0
13
15
21
24
30
30
29
40
26

High Clouds (% Sky Obscured)

51
61
57
59
31
66
72
81
53
12
11
1
1
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
1
2
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
5
4
4
3
4
5
5
5
5
4
5
4
3
2
2
2
2
2

Chance of Frost

Temperature (°C)

11
9
8
8
7
6
6
5
5
4
4
4
4
4
4
4
3
4
5
8
10
11
12
11

Feels Like (°C)

10
6
6
6
5
5
3
3
2
3
3
3
3
3
3
3
2
3
5
9
11
13
13
12

Dew Point (°C)

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

Relative Humidity (%)

80
78
77
77
74
71
72
71
68
67
67
68
69
72
73
73
73
75
72
69
65
65
68
76

Pressure (mb)

1017
1017
1017
1017
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1020
1020
1020
1021
1021
1021
1020
1020
1020
1021

Ozone (du)

300
302
303
303
302
300
300
299
301
301
299
297
294
292
291
289
287
288
287
288
288
288
287
286

Wednesday 10

Waning Gibbous 57%

23:03

12:33

16 OK
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 OK
10 OK
11 OK
12 OK
13 OK
14 OK
15 OK

Sun - Rise: 08:08, Set: 16:27, Transit: 12:18. Moon - Rise: 23:03, Set: 12:33. Civil Dark: 17:04 - 07:31. Nautical Dark: 17:45 - 06:51. Astro Dark: 18:23 - 06:12

Total Clouds (% Sky Obscured)

28
48
61
78
72
75
68
63
46
40
45
40
56
66
64
94
85
36
35
35
29
35
42
45

Low Clouds (% Sky Obscured)

1
8
34
30
58
75
68
58
36
33
32
12
30
32
59
72
66
16
29
30
29
32
34
33

Medium Clouds (% Sky Obscured)

28
41
23
24
33
44
53
63
46
40
45
40
56
40
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
55
8
40
40
4
2
35
35
40
45
43
14
65
70
36
35
35
29
35
42
45

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
1
0
0
1
2
10
10
23
18
9
4
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
1
2
2
2
2
2
1
2
3
3
3
2
2
2
3
4
4
4
4
3
3
3
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
9
9
8
7
6
7
8
8
8
8
8
7
6
5
3
3
3
6
8
8
9
9
10

Dew Point (°C)

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

Relative Humidity (%)

82
85
85
84
84
82
84
85
85
88
88
88
88
90
90
90
86
86
82
78
73
72
70
79

Pressure (mb)

1021
1022
1023
1023
1024
1024
1024
1025
1025
1025
1026
1026
1025
1025
1025
1025
1025
1025
1025
1024
1024
1023
1022
1022

Ozone (du)

286
287
288
289
289
288
288
286
283
283
282
282
281
282
282
283
283
284
283
283
283
283
285
286

Thursday 11

Third Quarter 47%

00:15

12:46

16 Bad
17 OK
18 OK
19 OK
20 OK
21 OK
22 OK
23 OK
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: 08:09, Set: 16:27, Transit: 12:18. Moon - Rise: 00:15, Set: 12:46. Civil Dark: 17:04 - 07:32. Nautical Dark: 17:45 - 06:52. Astro Dark: 18:23 - 06:13

Total Clouds (% Sky Obscured)

50
39
34
33
32
31
32
36
43
58
68
78
96
90
89
90
95
95
69
63
65
58
58
42

Low Clouds (% Sky Obscured)

31
25
20
24
26
27
26
29
31
34
37
43
44
44
44
42
41
39
33
25
20
14
8
3

Medium Clouds (% Sky Obscured)

0
0
0
1
2
3
13
26
36
34
21
2
18
39
61
61
61
62
59
58
56
43
28
14

High Clouds (% Sky Obscured)

43
39
34
32
28
24
32
36
43
58
68
78
71
41
14
27
41
53
37
28
19
18
23
22

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
87
90
90
91
91
91
90
88
86
85
85
83
82
83
83
83
82
77
72
69
67
69
77

Pressure (mb)

1022
1023
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020

Ozone (du)

287
287
287
287
287
288
289
288
288
288
288
287
288
291
294
298
300
300
300
300
299
297
297
296

Friday 12

Waning Crescent 37%

01:25

12:59

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

Sun - Rise: 08:10, Set: 16:28, Transit: 12:19. Moon - Rise: 01:25, Set: 12:59. Civil Dark: 17:04 - 07:33. Nautical Dark: 17:45 - 06:52. Astro Dark: 18:23 - 06:14

Total Clouds (% Sky Obscured)

61
70
79
83
75
98
83
98
100
88
47
33
33
51
46
53
50
45
44
43
42
56
71
84

Low Clouds (% Sky Obscured)

11
19
27
37
43
57
58
64
65
55
41
31
28
23
18
45
47
45
32
17
2
9
13
16

Medium Clouds (% Sky Obscured)

10
5
0
0
0
2
2
7
9
9
3
7
8
5
3
3
1
0
2
5
7
10
12
15

High Clouds (% Sky Obscured)

36
34
43
45
30
40
33
41
49
44
19
8
8
25
26
18
16
11
9
8
8
33
60
84

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
4
3
2
1
2
2
2
1
0
-0
1
1
1
1
1
-0
0
2
2
3
4
9
9

Dew Point (°C)

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

Relative Humidity (%)

81
83
82
82
80
80
80
82
80
80
80
82
80
81
82
80
77
76
75
72
70
68
73
77

Pressure (mb)

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

Ozone (du)

295
294
295
294
293
294
295
295
294
294
293
293
293
293
293
292
293
294
294
294
294
294
294
293

Saturday 13

Waning Crescent 27%

02:34

13:13

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: 08:10, Set: 16:28, Transit: 12:19. Moon - Rise: 02:34, Set: 13:13. Civil Dark: 17:05 - 07:33. Nautical Dark: 17:45 - 06:53. Astro Dark: 18:23 - 06:15

Total Clouds (% Sky Obscured)

89
94
99
99
99
99
99
99
99
96
94
91
92
93
95
93
90
87
83
81
78
78
84
85

Low Clouds (% Sky Obscured)

21
24
25
32
36
41
60
79
98
95
92
89
86
83
80
81
80
80
67
54
41
30
17
5

Medium Clouds (% Sky Obscured)

32
44
55
68
74
82
62
44
25
21
10
2
2
1
0
0
0
0
1
2
3
3
3
3

High Clouds (% Sky Obscured)

65
41
26
24
27
30
45
60
75
51
27
3
14
24
34
31
29
26
32
37
53
66
75
65

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
1
2
3
5
3
16
20
16
14
9
1
5
5
1
3
4
0
2
3
1
6
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
5
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
5
5
5
5
5
5

Relative Humidity (%)

84
84
85
86
86
85
85
86
86
88
88
88
90
90
90
91
91
91
91
87
81
78
81
84

Pressure (mb)

1025
1025
1025
1026
1026
1026
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1026
1026
1026
1026

Ozone (du)

293
295
297
298
300
302
304
311
317
323
322
321
321
325
330
334
335
335
335
335
335
334
334
334

Sunday 14

Waning Crescent 19%

03:43

13:28

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 OK
09 OK
10 OK
11 Good
12 Good

Sun - Rise: 08:11, Set: 16:28, Transit: 12:20. Moon - Rise: 03:43, Set: 13:28. Civil Dark: 17:05 - 07:34. Nautical Dark: 17:45 - 06:54. Astro Dark: 18:24 - 06:15

Total Clouds (% Sky Obscured)

85
82
78
62
56
57
69
80
91
88
76
73
68
63
58
53
42
36
25
13
1

Low Clouds (% Sky Obscured)

4
3
0
0
0
0
7
13
25
33
32
39
35
31
31
26
17
14
8
5
1

Medium Clouds (% Sky Obscured)

13
23
29
21
15
6
3
1
0
0
0
0
0
0
0
5
1
1
0
1
1

High Clouds (% Sky Obscured)

44
34
19
4
2
1
1
1
1
3
12
16
23
25
26
20
13
7
5
2
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 (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
7
6
6
3
3
2
2
3
2
2
2
1
0
-1
-1
-1
-1
-1
-1
0

Dew Point (°C)

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

Relative Humidity (%)

88
88
90
91
91
91
93
89
89
89
89
88
88
84
84
83
81
80
79
73
70

Pressure (mb)

1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1024
1023
1024
1024
1024
1024
1024
1024
1023
1022

Ozone (du)

334
333
332
331
328
324
321
318
315
313
311
310
309
308
308
307
307
307
307
307
306

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

Generated: 08/12/25 16:45:39. Forecast: 08/12/25 to 14/12/25. Timezone: UTC+1.00