Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 23

Waxing Crescent 26%

07:53

01:26

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

Sun - Rise: 06:25, Set: 18:49, Transit: 12:37. Moon - Rise: 07:53, Set: 01:26. Civil Dark: 19:22 - 05:53. Nautical Dark: 20:01 - 05:14. Astro Dark: 20:41 - 04:30

Total Clouds (% Sky Obscured)

79
75
94
94
33
17
38
37
38
53
52
64
66
58
65
80
64
71
44
51
65
96
96
99

Low Clouds (% Sky Obscured)

4
1
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)

37
58
44
47
17
5
30
21
0
0
0
20
29
25
49
3
1
3
4
3
22
10
52
67

High Clouds (% Sky Obscured)

8
75
92
59
33
17
3
34
38
53
52
61
66
58
64
80
64
71
44
51
62
94
92
99

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
2
8
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
1
1
2
2
3
4
4
4
3
3
3
3
3
2
1
2
2
3
3
3
3
3

Chance of Frost

Temperature (°C)

3
3
4
5
8
10
12
13
15
15
15
15
14
13
11
10
9
8
6
5
5
5
5
4

Feels Like (°C)

2
2
2
3
5
8
10
12
13
12
13
12
12
10
8
8
7
6
5
3
3
3
3
2

Dew Point (°C)

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

Relative Humidity (%)

67
71
71
66
58
51
45
41
39
38
37
37
41
46
51
56
61
64
67
71
72
73
75
75

Pressure (mb)

1016
1017
1018
1018
1019
1019
1019
1019
1019
1019
1018
1018
1019
1019
1020
1021
1021
1021
1021
1021
1022
1021
1021
1021

Ozone (du)

414
407
397
395
400
410
410
402
398
389
381
373
369
363
361
359
359
358
355
354
353
354
356
355

Tuesday 24

Waxing Crescent 38%

08:34

02:40

05 Bad
06 Bad
07 Bad
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 OK
01 OK
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:23, Set: 18:51, Transit: 12:37. Moon - Rise: 08:34, Set: 02:40. Civil Dark: 19:23 - 05:50. Nautical Dark: 20:02 - 05:11. Astro Dark: 20:43 - 04:28

Total Clouds (% Sky Obscured)

100
99
100
100
99
94
91
84
89
97
98
100
100
100
100
100
100
91
69
20
25
100
100
99

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
0
0
3
0
0
0
0
0
0
0
10
8
4
10
5

Medium Clouds (% Sky Obscured)

69
85
98
84
78
82
83
70
89
96
98
99
100
99
87
76
8
7
69
20
25
91
82
51

High Clouds (% Sky Obscured)

100
97
100
100
95
66
68
45
64
79
88
100
100
100
98
100
100
86
44
2
1
67
94
62

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
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
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
0.2

Wind Speed/Direction (mph)

3
3
4
3
4
5
7
8
9
9
10
9
9
9
8
7
7
8
9
10
10
12
13
14

Chance of Frost

Temperature (°C)

4
4
5
7
9
12
13
15
16
17
16
16
15
15
13
12
12
11
10
10
10
10
10
10

Feels Like (°C)

2
1
2
4
7
9
10
12
12
13
12
13
12
11
10
10
9
8
7
6
7
6
5
5

Dew Point (°C)

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

Relative Humidity (%)

73
75
72
67
62
56
50
45
42
41
41
45
51
57
62
67
70
67
67
65
62
65
66
68

Pressure (mb)

1021
1021
1021
1021
1021
1021
1020
1019
1019
1018
1017
1016
1016
1015
1015
1014
1013
1013
1012
1010
1009
1007
1006
1005

Ozone (du)

353
351
350
349
348
346
344
343
343
343
342
341
343
344
343
345
347
351
360
364
364
365
369
373

Wednesday 25

First Quarter 49%

09:31

03:36

05 Bad
06 Bad
07 Bad
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

Sun - Rise: 06:21, Set: 18:52, Transit: 12:36. Moon - Rise: 09:31, Set: 03:36. Civil Dark: 19:25 - 05:48. Nautical Dark: 20:04 - 05:09. Astro Dark: 20:45 - 04:25

Total Clouds (% Sky Obscured)

100
100
97
83
81
87
99
100
100
100
100
92
98
100
85
86
97
56
55
90
87
88
85
80

Low Clouds (% Sky Obscured)

100
93
62
68
77
67
60
55
63
71
84
71
72
72
72
60
60
45
49
81
79
85
83
75

Medium Clouds (% Sky Obscured)

100
29
95
51
50
80
82
100
100
100
93
69
92
99
58
43
90
40
50
43
54
39
33
22

High Clouds (% Sky Obscured)

0
0
20
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1

ISS Passover

Visibility (miles)

5
9
9
6
4
5
6
0
3
1
5
9
9
9
9
9
9
9
8
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
None
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

62
63
74
64
73
78
95
81
95
82
76
67
63
45
25
28
22
29
25
38
37
26
26
26

Precipitation Amount (mm)

0.2
0
0.4
0.3
0.4
0.5
0.8
0.4
0.8
0.4
0.4
0.3
0.3
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
16
17
17
14
16
16
16
12
16
14
15
14
13
11
11
11
12
13
11
11
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
77
69
78
78
75
82
91
93
90
73
65
64
71
73
76
79
79
83
86
83
82
80
80

Pressure (mb)

1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1004
1005
1006
1007
1008
1008
1009
1009
1009
1009
1010
1010
1011

Ozone (du)

378
384
389
398
413
424
423
420
422
423
425
428
431
434
439
443
445
447
445
444
446
444
445
448

Thursday 26

Waxing Gibbous 61%

10:44

04:15

05 Bad
06 Bad
07 Bad
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

Sun - Rise: 06:19, Set: 18:54, Transit: 12:36. Moon - Rise: 10:44, Set: 04:15. Civil Dark: 19:27 - 05:46. Nautical Dark: 20:06 - 05:06. Astro Dark: 20:47 - 04:22

Total Clouds (% Sky Obscured)

79
78
83
88
97
97
97
96
85
72
59
54
53
53
66
80
97
91
84
78
66
54
44
53

Low Clouds (% Sky Obscured)

74
71
65
57
51
54
57
62
59
58
57
54
51
48
63
78
94
89
83
78
66
54
42
50

Medium Clouds (% Sky Obscured)

22
6
16
29
96
95
94
93
80
66
38
30
53
53
66
80
84
76
8
0
0
0
0
0

High 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

ISS Passover

Visibility (miles)

9
9
9
9
7
8
7
7
7
7
8
9
9
7
8
8
7
7
8
8
9
9
4
0

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

Precipitation Probability (%)

18
25
27
54
58
59
68
72
70
64
59
50
49
36
31
34
31
36
29
14
13
21
34
44

Precipitation Amount (mm)

0
0
0
0.3
0.3
0.2
0.4
0.4
0.4
0.3
0.3
0
0
0
0.1
0.1
0.1
0.2
0.1
0
0
0
0
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
79
79
79
72
65
59
57
55
55
52
50
54
71
76
73
74
77
80
81
84
84
86
94

Pressure (mb)

1011
1012
1012
1013
1013
1014
1014
1014
1014
1014
1014
1014
1015
1016
1017
1017
1018
1019
1019
1019
1020
1020
1020
1021

Ozone (du)

451
453
450
451
451
451
451
453
454
454
456
453
439
419
410
406
404
401
396
392
388
383
381
378

Friday 27

Waxing Gibbous 72%

12:06

04:42

05 Bad
06 Bad
07 Bad
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 OK
01 OK
02 OK
03 OK
04 Bad

Sun - Rise: 06:16, Set: 18:55, Transit: 12:36. Moon - Rise: 12:06, Set: 04:42. Civil Dark: 19:28 - 05:43. Nautical Dark: 20:08 - 05:04. Astro Dark: 20:49 - 04:20

Total Clouds (% Sky Obscured)

59
64
61
58
52
48
45
45
55
63
73
80
67
72
81
81
80
70
57
46
28
28
31
52

Low Clouds (% Sky Obscured)

56
64
61
58
52
48
45
43
51
58
65
68
67
71
53
53
52
47
40
32
27
19
13
10

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
4
5
1
1
0
0
0
0
21
47
55
39
28
27
18
13
9
4

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
81
81
80
67
33
0
3
7
10
15

ISS Passover

Visibility (miles)

0
0
0
0
8
7
7
5
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 (%)

30
32
30
22
29
35
31
34
26
23
6
6
5
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
96
96
96
88
76
66
57
52
48
47
45
46
52
58
62
66
71
73
74
77
77
77
78

Pressure (mb)

1021
1022
1022
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1023
1024
1024
1024
1024
1024
1023
1023
1023

Ozone (du)

374
372
370
369
367
367
366
364
363
362
359
356
352
350
349
349
348
348
347
346
345
345
345
345

Saturday 28

Waxing Gibbous 82%

13:31

06:02

05 Bad
06 Bad
07 Bad
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
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:14, Set: 18:57, Transit: 12:36. Moon - Rise: 13:31, Set: 06:02. Civil Dark: 19:30 - 05:41. Nautical Dark: 20:10 - 05:59. Astro Dark: 20:51 - 05:17

Total Clouds (% Sky Obscured)

73
94
96
98
100
100
100
100
100
100
100
100
100
100
100
100
100
97
94
92
87
82
77
83

Low Clouds (% Sky Obscured)

9
9
15
29
43
46
58
65
73
74
80
85
91
97
93
91
84
83
84
81
77
71
68
80

Medium Clouds (% Sky Obscured)

9
19
23
19
19
25
26
28
49
75
100
100
100
100
100
100
100
94
89
83
75
68
64
53

High Clouds (% Sky Obscured)

19
24
30
36
46
68
86
100
100
100
100
95
91
91
86
81
86
80
58
49
35
29
28
16

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
6
4
3
1
0
0
1
1
3
5
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None

Precipitation Probability (%)

0
0
0
2
3
22
39
58
72
84
95
95
95
95
95
95
95
89
80
69
53
37
21
17

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0.4
0.6
0.8
0.6
0.7
0.8
0.8
0.9
0.7
0.6
0.5
0.4
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
75
75
65
57
49
47
43
41
45
51
55
66
78
93
94
94
94
96
94
94
94
94
94

Pressure (mb)

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

Ozone (du)

345
345
345
345
344
343
345
346
348
349
350
352
353
354
355
359
363
367
371
376
380
385
390
395

Sunday 29

Waxing Gibbous 89%

15:53

06:02

05 Bad
06 Bad
07 Bad
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

Sun - Rise: 07:12, Set: 19:59, Transit: 13:35. Moon - Rise: 15:53, Set: 06:02. Civil Dark: 20:32 - 06:39. Nautical Dark: 21:11 - 05:57. Astro Dark: 21:53 - 05:15

Total Clouds (% Sky Obscured)

83
91
99
96
93
90
80
70
60
56
54
53
63
73
85
90
94
99
99
99
98

Low Clouds (% Sky Obscured)

80
89
99
96
93
90
80
70
60
41
21
3
3
2
2
9
16
23
42
59
80

Medium Clouds (% Sky Obscured)

53
38
23
16
9
2
1
1
0
7
14
21
19
16
18
24
30
31
28
25
40

High Clouds (% Sky Obscured)

16
7
1
0
0
0
1
2
2
9
15
25
46
62
71
80
89
97
84
71
54

ISS Passover

Visibility (miles)

7
8
8
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 (%)

17
15
14
12
10
13
11
10
9
8
5
0
0
0
0
0
0
0
2
6
12

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
93
93
91
85
82
76
67
58
52
48
44
41
45
50
56
59
62
65
67
68

Pressure (mb)

1024
1025
1025
1026
1027
1027
1028
1028
1028
1028
1027
1027
1026
1026
1026
1026
1025
1025
1024
1023
1022

Ozone (du)

395
402
408
415
409
403
397
393
389
385
380
376
372
368
364
360
359
357
355
353
350

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

Generated: 23/03/26 05:58:50. Forecast: 23/03/26 to 29/03/26. Timezone: UTC+1.00