Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 27

Waxing Gibbous 72%

13:31

04:42

16 OK
17 OK
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: 06:14, Set: 18:55, Transit: 12:36. Moon - Rise: 13:31, Set: 04:42. Civil Dark: 19:28 - 05:41. Nautical Dark: 20:08 - 05:02. Astro Dark: 20:49 - 04:20

Total Clouds (% Sky Obscured)

32
43
56
95
91
95
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

32
34
28
37
25
34
21
51
74
79
83
83
83
93
100
96
95
89
75
58
90
88
96
60

Medium Clouds (% Sky Obscured)

30
43
56
55
61
65
94
94
97
100
98
100
100
100
100
100
100
100
100
73
34
35
37
25

High Clouds (% Sky Obscured)

2
2
2
53
11
14
9
57
100
100
94
100
100
100
25
29
25
35
66
100
89
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
8
4
4
4
3
6
7
5
5
3
1
7
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
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
1
5
20
29
56
85
95
95
95
95
95
93
69
77
83
68
72
58

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.2
0.6
0.9
0.9
1.6
1.1
0.8
0.9
0.3
0.6
0.7
0.3
0.5
0.3

Wind Speed/Direction (mph)

5
4
2
1
3
3
4
4
4
4
6
6
6
6
6
7
6
5
6
8
10
9
8
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

37
37
45
49
51
56
59
64
65
66
71
76
88
91
93
93
93
93
94
93
96
94
86
72

Pressure (mb)

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

Ozone (du)

358
352
347
346
345
344
345
345
346
346
347
346
346
346
347
348
351
352
353
356
359
360
365
374

Saturday 28

Waxing Gibbous 82%

15:53

06:02

16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
22 OK
23 Bad
00 OK
01 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: 07:12, Set: 18:57, Transit: 13:35. Moon - Rise: 15:53, Set: 06:02. Civil Dark: 19:30 - 06:39. Nautical Dark: 20:10 - 05:59. Astro Dark: 20:51 - 05:17

Total Clouds (% Sky Obscured)

100
99
96
91
63
42
41
48
34
44
49
59
66
78
82
75
58
62
53
54
49
84
94
98

Low Clouds (% Sky Obscured)

56
31
56
50
63
42
41
39
34
44
49
59
66
78
82
75
58
62
53
54
49
71
35
10

Medium Clouds (% Sky Obscured)

30
82
95
80
17
0
0
2
3
3
0
0
0
0
0
0
0
0
0
0
0
15
17
17

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
24
35
86

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 (%)

46
26
16
6
4
0
0
4
11
0
0
6
3
2
2
0
0
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

7
6
5
4
4
3
2
2
2
1
1
1
0
0
0
1
2
4
5
6
7
8
9
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
63
62
69
75
77
82
84
86
89
89
91
92
92
92
91
83
73
65
54
45
40
38
38

Pressure (mb)

1020
1021
1022
1023
1024
1024
1025
1026
1027
1027
1028
1028
1029
1029
1029
1030
1031
1031
1031
1031
1030
1029
1029
1028

Ozone (du)

382
389
391
391
391
396
404
408
412
418
419
423
428
429
417
410
404
405
396
394
391
389
386
383

Sunday 29

Waxing Gibbous 89%

No Rise

06:17

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: 07:10, Set: 19:59, Transit: 13:35. Moon - Rise: No Rise, Set: 06:17. Civil Dark: 20:32 - 06:37. Nautical Dark: 21:11 - 05:57. Astro Dark: 21:53 - 05:15

Total Clouds (% Sky Obscured)

98
100
100
100
100
100
100
100
100
100
100
99
100
96
94
100
82
99
89
90
84
79
85
92

Low Clouds (% Sky Obscured)

10
3
1
2
0
4
5
37
5
100
100
99
90
58
59
73
58
84
75
71
66
62
63
60

Medium Clouds (% Sky Obscured)

17
10
74
59
75
74
99
100
100
100
60
65
61
93
78
40
17
40
20
20
26
35
79
91

High Clouds (% Sky Obscured)

86
100
100
100
100
100
100
100
93
20
20
2
1
0
1
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
4
9
9
9
2
9
9
9
7
9
8
7
7
1
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
7
12
80
95
92
95
95
95
58
64
62
70
71
71
71
73
75
74

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.5
0.8
0.5
0.6
1.9
1.3
0
0
0.2
0.4
0.4
0.4
0.4
0.4
0.4
0.4

Wind Speed/Direction (mph)

7
7
8
7
7
8
10
10
12
13
14
16
16
16
10
15
13
13
13
13
14
14
15
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

38
38
44
51
57
59
59
59
59
78
90
88
82
91
86
80
80
80
79
72
66
65
71
71

Pressure (mb)

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

Ozone (du)

383
385
383
383
379
378
377
379
382
381
381
381
379
383
382
378
377
373
376
380
379
377
378
380

Monday 30

Waxing Gibbous 95%

17:12

06:30

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: 07:08, Set: 20:00, Transit: 13:35. Moon - Rise: 17:12, Set: 06:30. Civil Dark: 20:33 - 06:34. Nautical Dark: 21:13 - 05:54. Astro Dark: 21:55 - 05:12

Total Clouds (% Sky Obscured)

100
100
100
100
91
81
70
60
59
59
53
50
45
58
75
89
90
90
91
93
96
99
98
97

Low Clouds (% Sky Obscured)

61
65
68
72
69
66
65
60
59
59
53
50
45
53
59
66
73
79
86
82
79
75
81
87

Medium Clouds (% Sky Obscured)

94
100
100
100
88
73
49
0
0
0
0
0
0
6
10
15
16
16
20
27
34
38
42
42

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

5
6
2
3
5
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
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
Light Rain
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 (%)

69
67
68
65
54
40
34
27
16
6
4
4
10
10
22
29
30
17
41
40
41
46
51
50

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

15
14
14
13
12
10
10
9
7
7
7
7
6
6
6
5
7
8
9
11
11
11
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
69
75
75
78
80
80
82
85
86
89
91
91
91
93
93
89
88
80
71
62
60
60
63

Pressure (mb)

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

Ozone (du)

377
376
374
373
373
370
366
362
360
356
349
346
341
337
336
333
332
332
333
333
332
332
332
333

Tuesday 31

Waxing Gibbous 99%

18:28

06:41

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: 07:05, Set: 20:02, Transit: 13:34. Moon - Rise: 18:28, Set: 06:41. Civil Dark: 20:35 - 06:32. Nautical Dark: 21:15 - 05:52. Astro Dark: 21:57 - 05:09

Total Clouds (% Sky Obscured)

96
93
93
91
93
96
96
99
100
99
100
95
97
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

94
87
85
83
85
85
90
90
90
91
94
95
97
100
100
100
100
100
100
97
94
92
85
83

Medium Clouds (% Sky Obscured)

44
40
36
63
32
34
34
32
38
32
48
36
62
86
88
29
33
57
56
41
30
30
36
49

High Clouds (% Sky Obscured)

0
0
0
0
0
1
1
34
67
99
67
33
0
0
0
0
0
0
0
1
2
3
2
1

ISS Passover

Visibility (miles)

9
8
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 (%)

45
38
38
32
28
24
20
20
17
10
18
18
12
19
20
21
15
17
20
16
16
24
20
14

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)

11
13
12
11
9
7
7
6
5
4
4
4
4
4
4
4
4
4
5
5
5
5
5
6

Chance of Frost

Temperature (°C)

9
9
8
7
6
5
5
4
3
3
2
2
3
3
3
3
4
5
6
7
7
9
10
10

Feels Like (°C)

4
4
4
2
2
2
2
3
-0
-0
-0
-0
1
1
1
1
1
2
2
2
2
2
2
7

Dew Point (°C)

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

Relative Humidity (%)

65
63
62
64
66
71
76
80
83
86
89
91
93
93
91
91
89
80
74
69
61
53
46
47

Pressure (mb)

1024
1024
1024
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1026
1026
1026
1025
1025
1025

Ozone (du)

334
335
336
336
334
333
333
333
332
331
332
331
330
330
331
333
334
334
335
335
334
334
333
334

Wednesday 1

Waxing Gibbous 100%

19:43

06:53

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: 07:03, Set: 20:03, Transit: 13:34. Moon - Rise: 19:43, Set: 06:53. Civil Dark: 20:37 - 06:30. Nautical Dark: 21:17 - 05:50. Astro Dark: 22:00 - 05:06

Total Clouds (% Sky Obscured)

99
99
98
99
97
95
93
94
95
97
94
89
87
89
91
94
96
98
100
100
99
99
99
100

Low Clouds (% Sky Obscured)

82
87
88
88
88
84
82
81
79
81
79
79
82
86
90
94
96
98
100
97
92
85
89
94

Medium Clouds (% Sky Obscured)

66
59
53
46
48
52
54
41
26
10
33
58
84
67
51
35
42
48
55
46
40
35
48
62

High Clouds (% Sky Obscured)

0
0
0
0
0
0
5
15
25
35
52
58
64
52
31
11
10
10
9
11
21
27
46
60

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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 (%)

9
5
3
1
3
2
1
6
4
0
1
1
1
4
7
5
16
24
32
33
31
26
18
13

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

47
46
52
59
66
70
71
74
76
79
82
83
83
83
83
82
79
82
84
87
85
84
81
80

Pressure (mb)

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

Ozone (du)

334
335
336
336
337
338
339
340
339
338
337
338
339
341
342
343
344
345
345
346
346
347
348
349

Thursday 2

Full Moon 99%

20:57

07:06

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

Sun - Rise: 07:01, Set: 20:05, Transit: 13:34. Moon - Rise: 20:57, Set: 07:06. Civil Dark: 20:38 - 06:28. Nautical Dark: 21:19 - 05:47. Astro Dark: 22:02 - 05:04

Total Clouds (% Sky Obscured)

100
100
100
100
99
99
98
97
96
95
93
91
90
87
85
82
77
73
66
72
78
87

Low Clouds (% Sky Obscured)

100
84
67
51
68
74
86
82
77
70
72
74
81
80
80
80
74
69
64
62
62
60

Medium Clouds (% Sky Obscured)

75
83
91
99
98
97
96
94
93
91
84
76
68
72
77
75
75
73
66
72
78
87

High Clouds (% Sky Obscured)

71
83
92
100
89
78
67
64
63
60
54
47
45
55
55
70
70
65
65
53
41
27

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
5
3
0
1
2

Fog (%)

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
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

9
28
37
42
45
45
41
43
44
39
36
33
26
33
34
30
54
68
73
62
51
34

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0
0
0

Wind Speed/Direction (mph)

4
5
4
4
3
4
4
5
4
4
4
5
6
8
7
7
7
6
8
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
77
83
87
90
91
91
91
91
91
93
90
88
85
87
87
87
90
93
96
90
85

Pressure (mb)

1020
1019
1019
1019
1019
1018
1018
1018
1018
1017
1017
1016
1016
1015
1015
1014
1014
1015
1015
1016
1016
1016

Ozone (du)

350
350
354
357
361
363
364
366
368
369
370
373
375
378
384
389
395
399
403
406
413
419

Forecast for Rhöndorf, Cologne District, Germany (50.67,7.21)

Generated: 27/03/26 16:31:46. Forecast: 27/03/26 to 02/04/26. Timezone: UTC+1.00