Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 5

Full Moon 98%

No Rise

10:31

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

Sun - Rise: 08:17, Set: 16:27, Transit: 12:22. Moon - Rise: No Rise, Set: 10:31. Civil Dark: 17:05 - 07:39. Nautical Dark: 17:47 - 06:57. Astro Dark: 18:27 - 06:17

Total Clouds (% Sky Obscured)

77
35
27
52
98
82
99
100
100
96
100
100
99
93
100
84
89
100
89
91
93
100
100
94

Low Clouds (% Sky Obscured)

58
20
20
49
41
43
50
46
61
59
100
100
79
84
79
57
84
64
62
72
73
87
57
80

Medium Clouds (% Sky Obscured)

0
4
0
1
0
42
88
100
96
93
100
72
83
93
98
33
21
34
66
90
88
100
100
93

High Clouds (% Sky Obscured)

13
35
4
27
70
69
64
23
85
48
90
40
45
63
93
3
6
6
23
3
0
85
41
35

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
7
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
Light Rain
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
22
59
42
55
46
42
12
19
50
53
43
20
21
29
34
32

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.5
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
5
6
8
8
8
9
9
9
10
10
11
12
13
14
12
12
12
11
10
10
9
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
82
78
76
73
73
76
79
79
80
83
76
73
75
78
79
81
79
82
82
81
76
76
77

Pressure (mb)

1013
1013
1013
1013
1012
1012
1011
1011
1010
1010
1009
1008
1007
1007
1007
1007
1007
1007
1007
1007
1007
1006
1006
1006

Ozone (du)

344
343
345
339
335
330
321
312
303
297
295
294
294
297
298
299
299
293
292
296
295
291
290
291

Saturday 6

Waning Gibbous 93%

17:32

11:18

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
16 Bad

Sun - Rise: 08:18, Set: 16:26, Transit: 12:22. Moon - Rise: 17:32, Set: 11:18. Civil Dark: 17:05 - 07:40. Nautical Dark: 17:47 - 06:58. Astro Dark: 18:27 - 06:18

Total Clouds (% Sky Obscured)

79
93
100
100
97
97
95
84
57
100
100
100
100
100
96
99
99
100
100
100
100
98
99
100

Low Clouds (% Sky Obscured)

37
64
100
78
68
73
56
44
49
39
55
79
79
61
74
61
77
79
58
68
47
50
57
63

Medium Clouds (% Sky Obscured)

79
93
96
92
95
94
93
84
57
60
84
40
12
18
30
48
54
86
95
93
98
95
94
91

High Clouds (% Sky Obscured)

24
19
8
67
50
25
25
2
0
100
75
75
100
98
79
95
87
100
100
91
100
66
80
100

ISS Passover

Visibility (miles)

9
9
6
9
9
6
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
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain

Precipitation Probability (%)

35
61
82
67
59
47
27
27
18
7
7
16
20
14
17
12
21
29
8
2
7
37
59
68

Precipitation Amount (mm)

0
0
0.6
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
78
78
80
76
77
76
76
77
78
75
77
73
74
75
77
84
84
84
84
81
85
85
87

Pressure (mb)

1007
1007
1007
1008
1008
1008
1009
1009
1009
1010
1010
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1011
1011
1011

Ozone (du)

292
288
285
283
283
285
285
287
287
286
285
279
275
275
277
279
281
282
281
279
279
278
277
277

Sunday 7

Waning Gibbous 86%

18:57

11:50

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
16 Bad

Sun - Rise: 08:19, Set: 16:26, Transit: 12:23. Moon - Rise: 18:57, Set: 11:50. Civil Dark: 17:05 - 07:41. Nautical Dark: 17:47 - 06:59. Astro Dark: 18:26 - 06:19

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
78
57
100
72
84
88
92
97
94
91
89
93
96
100
100

Low Clouds (% Sky Obscured)

69
100
89
86
92
84
86
93
61
43
38
42
53
53
52
50
49
53
56
58
51
43
38
33

Medium Clouds (% Sky Obscured)

88
100
100
100
100
100
98
97
95
4
15
3
0
17
74
73
77
85
88
89
93
93
100
97

High Clouds (% Sky Obscured)

100
100
100
100
46
100
100
100
100
64
14
100
55
58
65
77
90
69
49
28
52
74
100
100

ISS Passover

Visibility (miles)

6
5
2
4
3
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

Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

76
95
95
95
95
82
68
95
20
20
9
35
25
9
22
14
7
23
14
10
17
23
9
24

Precipitation Amount (mm)

0.5
1.2
2
2
1.2
0.4
0.2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
9
11
11
10
9
10
11
11
13
12
12
12
9
5
6
7
7
7
7
7
7
8
6

Chance of Frost

Temperature (°C)

10
10
10
10
10
11
12
13
13
14
14
13
13
12
12
12
13
13
13
14
15
15
14
13

Feels Like (°C)

8
7
7
7
7
8
10
10
11
10
10
11
10
10
10
11
11
11
12
12
13
12
12
11

Dew Point (°C)

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

Relative Humidity (%)

90
88
91
90
90
87
90
86
87
83
80
82
76
81
89
92
86
86
86
84
86
84
83
84

Pressure (mb)

1010
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1011
1012
1013
1013
1014
1015
1015
1016
1016
1016
1016
1017
1017

Ozone (du)

277
276
276
276
278
280
281
279
284
290
297
295
292
295
297
297
295
296
296
296
295
297
301
306

Monday 8

Waning Gibbous 77%

20:24

12:12

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
16 Bad

Sun - Rise: 08:20, Set: 16:26, Transit: 12:23. Moon - Rise: 20:24, Set: 12:12. Civil Dark: 17:05 - 07:42. Nautical Dark: 17:47 - 07:00. Astro Dark: 18:26 - 06:20

Total Clouds (% Sky Obscured)

100
100
100
99
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
93
86
79
72

Low Clouds (% Sky Obscured)

27
24
21
20
20
21
22
23
32
41
50
51
52
53
35
18
0
6
8
14
13
11
9
10

Medium Clouds (% Sky Obscured)

92
84
83
86
66
93
96
100
100
100
100
100
100
100
100
100
100
99
97
98
93
86
79
72

High Clouds (% Sky Obscured)

99
98
98
97
95
97
98
100
100
100
100
100
100
100
100
100
100
100
100
100
78
57
35
30

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
5
5
9
9
9
9
9
3
4
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
Very Light Rain
Light Rain
Light Rain
None
None
None
None
Light Rain
Light Rain
Light Rain
None
None
None
None
None

Precipitation Probability (%)

11
10
16
33
25
27
22
8
38
67
86
93
48
43
35
36
73
95
95
53
30
4
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.6
0.6
0
0
0
0
0.5
1
0.7
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
12
12
12
12
11
12
12
12
12
12
11
11
11
12
12
12
12
12
12
13
13
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
90
92
89
92
92
90
87
83
80
81
88
88
84
81
77
75
80
81
79
75
72
70
66

Pressure (mb)

1017
1018
1018
1018
1018
1018
1018
1018
1017
1017
1017
1016
1016
1016
1015
1015
1015
1015
1014
1014
1013
1013
1013
1012

Ozone (du)

314
317
317
317
318
319
319
316
313
311
311
311
309
309
305
304
302
298
298
296
292
288
286
283

Tuesday 9

Waning Gibbous 67%

21:48

12:28

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

Sun - Rise: 08:21, Set: 16:26, Transit: 12:24. Moon - Rise: 21:48, Set: 12:28. Civil Dark: 17:05 - 07:43. Nautical Dark: 17:47 - 07:01. Astro Dark: 18:26 - 06:21

Total Clouds (% Sky Obscured)

65
60
51
43
40
43
48
44
44
43
47
38
34
31
32
38
47
36
28
29
59
81
100
100

Low Clouds (% Sky Obscured)

10
10
10
9
9
8
13
15
12
9
6
7
5
6
5
4
3
12
21
29
47
63
73
77

Medium Clouds (% Sky Obscured)

65
60
51
43
39
3
19
21
35
43
47
38
34
31
32
38
47
36
28
20
38
55
72
81

High Clouds (% Sky Obscured)

25
21
19
17
15
10
5
0
0
0
0
0
0
0
0
0
0
0
0
0
32
63
95
95

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
2
3
0
0
0
0
0
0
0
0
0
0
0
0
5
9
13
25
35
37
50

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
64
63
64
65
67
71
72
70
68
68
66
69
73
76
74
74
76
75
75
75
77
80
81

Pressure (mb)

1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1014
1014
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

282
282
281
281
281
282
285
285
285
284
283
281
282
282
282
283
285
286
287
288
289
290
291
291

Wednesday 10

Waning Gibbous 57%

23:07

12:41

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 OK
07 OK
08 OK
09 OK
10 OK
11 Good
12 Good
13 Good
14 Good
15 OK
16 OK

Sun - Rise: 08:22, Set: 16:26, Transit: 12:24. Moon - Rise: 23:07, Set: 12:41. Civil Dark: 17:05 - 07:44. Nautical Dark: 17:47 - 07:02. Astro Dark: 18:26 - 06:22

Total Clouds (% Sky Obscured)

100
100
100
99
99
99
98
98
84
76
70
61
51
42
34
32
29
20
11
2
7
13
18
23

Low Clouds (% Sky Obscured)

78
79
78
75
66
54
45
37
39
39
35
37
42
42
34
32
29
20
11
2
2
1
0
0

Medium Clouds (% Sky Obscured)

91
100
99
99
99
98
98
98
71
42
9
3
3
0
0
0
0
0
0
0
0
0
0
1

High Clouds (% Sky Obscured)

96
100
78
57
37
26
19
8
5
3
0
0
0
0
0
0
0
0
1
1
5
8
11
17

ISS Passover

Visibility (miles)

7
6
4
5
7
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

Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

60
61
62
59
53
35
27
14
11
10
4
6
5
2
3
2
1
4
2
1
1
2
2
1

Precipitation Amount (mm)

0.3
0.3
0.3
0.3
0.3
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
7
8
8
9
9
9
9
8
8
8
7
7
7
6
4
3
3
4
4
3
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
87
90
87
85
83
81
80
78
78
80
79
78
77
77
78
79
79
75
70
67
69
72
74

Pressure (mb)

1016
1016
1017
1018
1018
1019
1019
1020
1020
1021
1021
1022
1022
1023
1023
1024
1024
1025
1024
1024
1024
1024
1023
1023

Ozone (du)

290
289
288
290
292
294
302
309
317
315
313
312
309
307
305
304
304
304
302
300
298
297
296
295

Thursday 11

Third Quarter 46%

00:21

12:53

17 OK
18 OK
19 OK
20 OK
21 OK
22 OK
23 OK
00 OK
01 OK
02 OK
03 OK
04 OK
05 OK
06 Bad

Sun - Rise: 08:23, Set: 16:26, Transit: 12:25. Moon - Rise: 00:21, Set: 12:53. Civil Dark: 17:05 - 07:45. Nautical Dark: 17:47 - 07:02. Astro Dark: 18:27 - 06:23

Total Clouds (% Sky Obscured)

28
33
28
29
29
29
30
30
28
26
27
37
48
58

Low Clouds (% Sky Obscured)

0
0
3
5
6
3
1
0
6
11
19
21
23
25

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

21
24
22
27
29
29
30
30
28
16
2
9
14
19

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
8
8
3
3
3
3
3
3
2
3
3
3
4

Dew Point (°C)

4
3
3
3
2
2
2
2
2
2
2
2
3
3

Relative Humidity (%)

77
81
85
85
86
86
86
86
86
85
83
83
85
85

Pressure (mb)

1023
1023
1022
1022
1022
1022
1021
1020
1020
1019
1019
1018
1017
1017

Ozone (du)

295
295
295
296
298
299
299
300
300
301
302
303
303
302

Forecast for Bad Honnef, Cologne District, Germany (50.64,7.23)

Generated: 05/12/25 17:17:54. Forecast: 05/12/25 to 11/12/25. Timezone: UTC+1.00