Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 21

Waxing Crescent 2%

09:37

16:39

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

Sun - Rise: 07:58, Set: 16:37, Transit: 12:17. Moon - Rise: 09:37, Set: 16:39. Civil Dark: 17:14 - 07:21. Nautical Dark: 17:54 - 06:40. Astro Dark: 18:33 - 06:01

Total Clouds (% Sky Obscured)

91
72
64
7
21
42
27
15
0
0
0
0
0
0
1
0
2
2
1
2
1
1
0
2

Low Clouds (% Sky Obscured)

67
51
23
6
21
40
22
14
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

18
2
1
1
1
0
0
0
0
0
0
0
0
0
0
0
2
2
0
0
0
0
0
0

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

8
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
1
0
0
0
0
0
0
0
0
0
0
0
0
0
29
0
0
1
1
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 (%)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
89
81
77
72
68
64
64
69
75
77
77
77
77
78
76
78
76
75
73
73
72
71
69

Pressure (mb)

1020
1021
1022
1023
1023
1023
1023
1023
1024
1025
1026
1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1029

Ozone (du)

322
323
324
326
326
328
327
330
337
334
333
330
327
323
317
311
306
301
295
294
292
289
288
286

Saturday 22

Waxing Crescent 5%

10:38

17:23

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

Sun - Rise: 07:59, Set: 16:36, Transit: 12:17. Moon - Rise: 10:38, Set: 17:23. Civil Dark: 17:13 - 07:22. Nautical Dark: 17:53 - 06:42. Astro Dark: 18:32 - 06:03

Total Clouds (% Sky Obscured)

2
3
4
5
3
7
17
76
17
20
26
20
14
12
20
29
26
81
70
89
79
62
99
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
4
1
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
3
58
17
20
26
20
14
12
20
29
14
32
54
78
79
62
68
50

High Clouds (% Sky Obscured)

2
3
4
5
3
7
17
67
17
20
20
20
9
6
6
4
5
8
9
13
21
24
86
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2

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
5
6
7
7
6
5
5
5
5
6
6
6
6
6
7
6
6
6
6
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
67
56
47
39
35
33
38
45
51
54
55
55
57
61
61
59
61
60
60
59
59
59
60

Pressure (mb)

1029
1029
1028
1028
1027
1026
1025
1025
1025
1024
1024
1023
1023
1023
1022
1021
1021
1020
1019
1018
1017
1017
1016
1015

Ozone (du)

284
283
285
285
281
271
266
265
268
275
278
286
290
291
288
288
290
292
291
286
278
274
274
273

Sunday 23

Waxing Crescent 10%

11:29

18:21

08 Bad
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

Sun - Rise: 07:59, Set: 16:35, Transit: 12:17. Moon - Rise: 11:29, Set: 18:21. Civil Dark: 17:12 - 07:24. Nautical Dark: 17:53 - 06:43. Astro Dark: 18:32 - 06:04

Total Clouds (% Sky Obscured)

100
100
100
88
96
99
100
100
96
97
100
100
65
65
71
70
61
58
57
54
58
61
67
78

Low Clouds (% Sky Obscured)

1
38
100
69
77
61
100
100
95
88
82
63
42
52
57
66
53
52
53
54
58
61
63
57

Medium Clouds (% Sky Obscured)

100
100
100
64
96
98
76
80
53
56
100
54
62
63
64
50
55
58
55
54
58
61
67
77

High Clouds (% Sky Obscured)

100
62
82
2
1
4
25
34
20
25
30
40
40
35
30
25
30
20
15
15
15
15
15
15

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

4
14
19
44
57
39
38
52
64
54
74
69
44
12
5
4
4
7
11
35
59
69
88
95

Precipitation Amount (mm)

0
0
0
0.3
0.4
0
0
0.2
0.3
0
0.3
0.4
0
0
0
0
0
0
0
0
0.2
0.4
0.6
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-9
-9
-9
-9
-9
-8
-8
-10
-9
-9
-8
-4
-1
-0
0
1
1
2
1
2
2
2
2
3

Relative Humidity (%)

59
56
53
48
46
50
48
45
46
47
53
68
83
85
86
88
91
94
93
94
94
94
94
96

Pressure (mb)

1015
1014
1013
1012
1011
1009
1007
1006
1005
1004
1003
1002
1002
1001
1001
1000
1000
999
998
997
997
996
996
996

Ozone (du)

273
274
275
278
278
276
274
273
273
273
270
271
272
273
273
272
271
273
275
276
274
276
277
280

Monday 24

Waxing Crescent 16%

12:07

19:29

08 Bad
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

Sun - Rise: 08:01, Set: 16:34, Transit: 12:17. Moon - Rise: 12:07, Set: 19:29. Civil Dark: 17:11 - 07:25. Nautical Dark: 17:52 - 06:44. Astro Dark: 18:31 - 06:05

Total Clouds (% Sky Obscured)

89
100
97
94
91
91
90
91
94
97
98
99
97
96
97
99
100
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

50
46
58
71
84
84
84
84
83
82
80
82
84
86
84
83
82
83
84
85
88
89
91
92

Medium Clouds (% Sky Obscured)

86
61
65
83
73
42
56
32
26
24
25
26
59
87
81
97
100
100
100
100
99
99
83
71

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
4
6
4
2
0
27
54
80
67
54
41
27
14
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
7
9
9
9
9
9
9
9
9
9
9
9
2
1
0
0
0
0
1

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

Precipitation Probability (%)

46
11
19
40
44
36
34
31
30
26
21
27
29
43
42
38
60
57
66
56
39
32
31
27

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0.3
0.2
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

4
4
5
5
5
6
6
6
6
5
5
4
4
4
4
4
5
5
5
5
4
4
4
4

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
94
94
93
93
91
88
81
85
86
89
91
91
88
93
94
94
98
98
96
98
96
96

Pressure (mb)

996
996
996
995
995
994
994
994
994
995
995
995
995
996
996
996
996
996
997
997
998
998
999
999

Ozone (du)

284
289
294
297
294
294
296
295
294
294
296
297
300
300
302
302
307
310
311
311
311
313
316
316

Tuesday 25

Waxing Crescent 25%

12:35

20:43

08 Bad
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

Sun - Rise: 08:02, Set: 16:33, Transit: 12:18. Moon - Rise: 12:35, Set: 20:43. Civil Dark: 17:10 - 07:27. Nautical Dark: 17:51 - 06:46. Astro Dark: 18:30 - 06:06

Total Clouds (% Sky Obscured)

99
99
99
98
98
95
93
91
94
95
96
100
99
98
99
100
100
100
100
100
97
95
92
95

Low Clouds (% Sky Obscured)

93
94
95
96
96
86
75
64
72
81
89
99
97
96
88
79
72
76
83
86
88
87
87
91

Medium Clouds (% Sky Obscured)

78
50
38
40
70
81
85
84
81
62
76
84
82
82
75
67
59
66
76
89
74
51
29
21

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
11
21
32
55
77
100
100
100
100
97
95
92
95

ISS Passover

Visibility (miles)

3
4
4
2
1
1
1
0
0
0
0
0
0
0
0
3
6
9
9
9
9
9
8
7

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

Precipitation Probability (%)

30
27
29
27
31
44
57
59
52
42
27
24
24
23
25
21
13
15
13
3
6
6
4
10

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
94
94
94
96
94
94
96
98
96
96
96
96
96
96
91
88
85
83
83
80
83
86
89

Pressure (mb)

1000
1001
1002
1003
1004
1004
1005
1005
1006
1007
1008
1009
1010
1011
1012
1012
1013
1014
1014
1015
1016
1016
1017
1018

Ozone (du)

317
319
321
321
321
321
323
325
326
319
315
314
313
312
311
313
314
316
315
314
313
314
315
316

Wednesday 26

Waxing Crescent 34%

12:56

22:00

08 Bad
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

Sun - Rise: 08:04, Set: 16:32, Transit: 12:18. Moon - Rise: 12:56, Set: 22:00. Civil Dark: 17:10 - 07:28. Nautical Dark: 17:51 - 06:47. Astro Dark: 18:30 - 06:07

Total Clouds (% Sky Obscured)

98
100
93
85
78
75
73
67
67
68
68
78
87
97
93
88
85
90
95
100
89
78
68
58

Low Clouds (% Sky Obscured)

94
98
91
85
78
75
65
53
51
49
46
65
82
97
93
88
82
87
93
99
87
74
62
58

Medium Clouds (% Sky Obscured)

15
8
9
8
6
3
2
0
7
13
19
31
43
52
44
45
46
52
59
70
58
42
27
19

High Clouds (% Sky Obscured)

98
95
57
25
0
1
3
5
8
11
15
33
49
70
53
27
13
7
4
1
1
0
0
1

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
9
9
9
9
8
6
4
6
8
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 (%)

10
8
9
8
2
6
6
2
12
11
6
16
18
14
9
4
3
3
2
1
4
4
0
2

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
4
4
4
4
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
81
78
76
73
69
72
73
76
79
81
86
86
86
86
88
88
88
88
89
89
89
89
89

Pressure (mb)

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

Ozone (du)

318
321
323
320
316
313
310
307
304
304
305
305
306
307
308
306
304
303
303
303
304
304
304
305

Thursday 27

Waxing Crescent 44%

13:13

23:18

08 Bad
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

Sun - Rise: 08:05, Set: 16:31, Transit: 12:18. Moon - Rise: 13:13, Set: 23:18. Civil Dark: 17:09 - 07:29. Nautical Dark: 17:50 - 06:48. Astro Dark: 18:29 - 06:09

Total Clouds (% Sky Obscured)

52
45
49
54
54
65
81
96
97
97
98
98
99
100
100
100
100

Low Clouds (% Sky Obscured)

52
45
49
54
54
59
53
55
53
54
56
72
85
97
98
99
100

Medium Clouds (% Sky Obscured)

11
4
2
1
1
15
30
44
56
74
97
98
99
100
100
100
100

High Clouds (% Sky Obscured)

2
3
6
9
12
21
29
42
52
54
70
70
65
64
65
65
60

ISS Passover

Visibility (miles)

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

Fog (%)

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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

4
3
8
9
7
8
7
6
16
31
41
58
60
75
78
76
85

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.4
0.5
0.4
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
89
91
85
80
75
76
75
75
79
80
83
85
86
89
89
91

Pressure (mb)

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

Ozone (du)

303
301
299
298
297
297
295
294
293
291
290
288
287
286
284
283
281

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

Generated: 21/11/25 08:07:09. Forecast: 21/11/25 to 27/11/25. Timezone: UTC+1.00