Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 5

Full Moon 98%

16:06

10:11

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: 08:00, Set: 16:13, Transit: 12:06. Moon - Rise: 16:06, Set: 10:11. Civil Dark: 16:51 - 07:21. Nautical Dark: 17:32 - 06:40. Astro Dark: 18:11 - 06:01

Total Clouds (% Sky Obscured)

94
92
100
99
97
91
83
75
85
92
95
84
79
100
100
100
100
100
100
98
100
98
100
100

Low Clouds (% Sky Obscured)

89
92
100
97
96
89
78
69
81
89
93
84
79
68
62
60
69
66
73
80
83
89
95
100

Medium Clouds (% Sky Obscured)

27
1
1
11
2
0
0
0
0
1
3
1
2
98
88
100
100
96
91
95
83
82
97
60

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
7
9
56
31
20
27
60
100
100
100
100
89
59
94
39
3
26

ISS Passover

Visibility (miles)

9
9
9
9
9
6
6
5
5
5
5
5
5
5
5
5
9
9
9
9
9
1
0
5

Fog (%)

0
0
0
0
0
0
0
0
0
2
2
2
0
2
2
2
2
2
1
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
Light Rain
Very Light Rain
None
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
1
10
0
0
0
0
0
0
0
0
0
0
0
2
12
66
51
24
55

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.2
0
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
-1
-1
-1
-2
-2
-1
-2
-2
-2
-2
-2
-1
-1
-2
-2
-2
-1
-1
-2
-1
-1
-1
1

Dew Point (°C)

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

Relative Humidity (%)

93
94
93
93
94
94
96
98
98
98
98
98
98
100
98
98
96
91
85
79
80
94
98
96

Pressure (mb)

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

Ozone (du)

322
328
330
332
337
343
341
340
344
339
335
333
331
316
306
299
297
293
293
294
296
298
300
298

Saturday 6

Waning Gibbous 94%

17:18

11:00

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 Bad
14 Bad
15 Bad

Sun - Rise: 08:01, Set: 16:12, Transit: 12:06. Moon - Rise: 17:18, Set: 11:00. Civil Dark: 16:50 - 07:23. Nautical Dark: 17:32 - 06:41. Astro Dark: 18:11 - 06:02

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

81
100
100
100
85
85
88
93
94
92
88
92
87
87
81
99
86
83
87
94
85
91
100
93

Medium Clouds (% Sky Obscured)

25
39
82
50
73
90
68
97
74
100
89
87
93
59
19
71
79
34
28
32
47
39
32
57

High Clouds (% Sky Obscured)

51
33
14
50
2
32
3
2
60
98
57
55
55
2
0
7
2
49
77
48
48
8
45
59

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Precipitation Type

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

Precipitation Probability (%)

50
11
14
55
38
42
57
54
29
44
46
44
46
27
15
43
42
32
56
37
20
33
24
19

Precipitation Amount (mm)

0.2
0
0
0.3
0
0
0.3
0.3
0
0.2
0
0.2
0.2
0
0
0.4
0
0
0.4
0
0
0
0
0

Wind Speed/Direction (mph)

4
4
4
4
5
6
8
9
9
8
8
8
8
10
9
8
5
6
5
6
7
6
6
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
93
94
94
96
96
93
94
93
94
93
94
94
94
94
93
96
94
94
96
93
90
93
94

Pressure (mb)

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

Ozone (du)

292
292
291
289
289
292
294
292
289
289
291
290
291
291
290
291
290
285
281
278
277
277
279
279

Sunday 7

Waning Gibbous 86%

18:42

11:32

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: 08:02, Set: 16:12, Transit: 12:07. Moon - Rise: 18:42, Set: 11:32. Civil Dark: 16:50 - 07:24. Nautical Dark: 17:32 - 06:42. Astro Dark: 18:11 - 06:03

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

90
98
100
75
75
100
100
95
96
99
96
93
100
100
79
78
77
77
85
92
98
99
99
100

Medium Clouds (% Sky Obscured)

79
90
92
93
99
98
100
100
100
99
99
100
100
72
12
14
16
19
33
37
41
86
82
74

High Clouds (% Sky Obscured)

56
74
58
79
100
100
100
100
100
94
86
95
100
100
64
32
88
100
77
51
26
48
74
100

ISS Passover

Visibility (miles)

5
1
5
2
5
3
3
3
2
2
3
2
0
2
4
5
5
5
9
9
9
5
5
5

Fog (%)

2
2
2
2
2
2
2
2
2
0
0
2
2
2
2
2
2
2
2
2
2
2
2
2

Precipitation Type

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

Precipitation Probability (%)

9
8
45
39
38
63
75
95
95
95
95
85
89
33
19
33
24
8
11
25
8
6
6
7

Precipitation Amount (mm)

0
0
0.2
0
0
0.4
0.4
0.6
1.6
1.1
0.8
0.6
0.6
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
98
98
96
96
96
96
96
96
98
96
95
93
95
95
93
90
93
96
95
96

Pressure (mb)

1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1013
1014
1014
1015
1016
1017
1018
1018
1018
1018
1019
1019

Ozone (du)

279
278
277
276
277
273
272
271
271
270
274
275
278
280
283
287
293
292
292
293
293
292
292
294

Monday 8

Waning Gibbous 77%

20:09

11:54

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: 08:03, Set: 16:12, Transit: 12:07. Moon - Rise: 20:09, Set: 11:54. Civil Dark: 16:50 - 07:25. Nautical Dark: 17:31 - 06:43. Astro Dark: 18:11 - 06:03

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
99
98
98
98
99
99
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

90
80
70
68
66
63
73
84
95
91
87
83
75
70
70
66
65
63
41
21
5
0
0
0

Medium Clouds (% Sky Obscured)

70
58
60
71
35
68
41
36
11
38
56
90
88
86
93
95
95
98
98
99
100
100
100
100

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
72
44
16
39
62
85
90
95
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

2
5
4
3
2
3
3
5
5
5
5
5
5
5
5
5
5
8
9
9
9
5
9
9

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Precipitation Type

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

Precipitation Probability (%)

6
5
7
9
6
22
15
15
14
5
3
5
5
5
22
19
40
20
3
5
45
49
9
7

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
98
96
96
98
96
96
96
95
96
96
96
98
96
95
91
88
87
80
81
83
80

Pressure (mb)

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

Ozone (du)

293
294
295
299
307
311
316
315
315
316
315
312
310
309
308
310
311
308
307
305
298
297
297
293

Tuesday 9

Waning Gibbous 67%

21:32

12:11

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

Sun - Rise: 08:04, Set: 16:12, Transit: 12:08. Moon - Rise: 21:32, Set: 12:11. Civil Dark: 16:50 - 07:25. Nautical Dark: 17:31 - 06:44. Astro Dark: 18:11 - 06:04

Total Clouds (% Sky Obscured)

100
100
100
91
83
76
83
90
95
79
62
45
42
42
36
27
19
11
8
4
0
0
1
1

Low Clouds (% Sky Obscured)

2
5
7
20
32
43
41
39
35
40
46
45
42
42
36
27
19
11
8
4
0
0
0
0

Medium Clouds (% Sky Obscured)

69
80
40
76
24
21
17
42
44
30
13
4
9
13
19
13
8
2
1
1
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
81
65
47
51
63
74
51
28
6
3
1
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 (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

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
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)

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

Chance of Frost

Temperature (°C)

10
9
9
8
8
7
6
6
6
5
5
5
5
5
4
4
5
6
6
8
9
10
9
9

Feels Like (°C)

6
6
6
6
5
5
4
4
3
4
3
3
3
3
4
4
3
4
4
5
6
6
9
9

Dew Point (°C)

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

Relative Humidity (%)

78
75
77
78
77
85
86
86
86
86
85
83
83
83
83
83
80
79
78
75
74
72
77
81

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

290
288
287
285
283
283
284
284
283
283
283
282
282
282
282
282
282
282
282
283
283
283
282
281

Wednesday 10

Waning Gibbous 57%

22:51

12:25

16 Good
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
13 Bad
14 Bad
15 OK

Sun - Rise: 08:05, Set: 16:12, Transit: 12:08. Moon - Rise: 22:51, Set: 12:25. Civil Dark: 16:50 - 07:26. Nautical Dark: 17:31 - 06:45. Astro Dark: 18:11 - 06:05

Total Clouds (% Sky Obscured)

9
18
28
48
67
87
91
95
100
100
99
99
94
88
83
80
77
71
75
83
91
75
60
48

Low Clouds (% Sky Obscured)

0
0
0
19
39
64
78
89
100
99
98
97
89
81
72
68
65
60
71
83
91
70
49
32

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
15
36
56
67
78
88
75
62
48
36
26
13
9
6
0
0
0
0

High Clouds (% Sky Obscured)

1
1
2
2
2
2
1
1
0
6
12
28
26
32
32
22
15
10
10
14
6
3
2
2

ISS Passover

Visibility (miles)

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

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

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
6
9
17
26
35
46
52
50
38
29
28
16
10
3
4
5
8
4
2
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
4
4
4
4
5
6
7
8
9
9
10
10
10
10
9
9
8
8
7
7
7
6
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
90
91
94
93
90
88
91
93
95
95
93
91
91
88
88
84
79
76
75
75
74
78
83

Pressure (mb)

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

Ozone (du)

280
281
282
282
284
286
288
289
289
289
292
296
299
300
302
303
303
304
304
302
300
298
297
296

Thursday 11

Third Quarter 47%

00:05

12:37

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

Sun - Rise: 08:06, Set: 16:11, Transit: 12:09. Moon - Rise: 00:05, Set: 12:37. Civil Dark: 16:50 - 07:27. Nautical Dark: 17:32 - 06:46. Astro Dark: 18:11 - 06:06

Total Clouds (% Sky Obscured)

50
60
64
71
80
92
83
69
54
51
51
50
49
55
53

Low Clouds (% Sky Obscured)

33
35
34
33
32
30
25
21
21
16
19
18
21
23
27

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

3
2
0
0
0
0
0
0
0
2
4
6
8
8
8

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Precipitation Type

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

Precipitation Amount (mm)

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
3
3
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
89
93
94
94
94
94
93
93
91
91
91
88
88
88

Pressure (mb)

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

Ozone (du)

294
294
294
293
294
294
294
294
294
293
294
295
296
297
298

Forecast for Rotheul, Germany (50.28,11.23)

Generated: 05/12/25 16:10:53. Forecast: 05/12/25 to 11/12/25. Timezone: UTC+1.00