Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 21

Waxing Crescent 8%

06:44

22:31

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

Sun - Rise: 06:18, Set: 18:35, Transit: 12:27. Moon - Rise: 06:44, Set: 22:31. Civil Dark: 19:10 - 05:41. Nautical Dark: 19:52 - 04:59. Astro Dark: 20:35 - 04:15

Total Clouds (% Sky Obscured)

89
80
69
68
51
51
40
45
55
56
54
46
21
10
2
5
26
3
22
14
0
0
0
0

Low Clouds (% Sky Obscured)

89
80
69
68
51
51
40
45
55
55
47
38
0
0
0
4
26
3
22
14
0
0
0
0

Medium 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

High Clouds (% Sky Obscured)

3
3
3
2
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
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
1
11
1
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
5
5
6
7
7
7
8
7
7
7
5
7
8
7
5
6
5
5
5
5
4
4
5

Chance of Frost

Temperature (°C)

3
3
4
5
7
8
10
11
11
12
12
11
10
8
6
5
4
4
4
3
3
3
2
2

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
88
80
71
65
59
54
51
48
52
59
66
75
82
82
75
71
72
73
73
72
73
74

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1020
1020
1019
1019
1019
1019
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

367
365
363
363
364
367
368
367
367
367
367
368
370
374
375
376
379
381
379
379
380
381
383
385

Sunday 22

Waxing Crescent 16%

07:00

00:06

06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 Good
13 Good
14 Good
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 Bad
04 Bad
05 Bad

Sun - Rise: 06:16, Set: 18:37, Transit: 12:26. Moon - Rise: 07:00, Set: 00:06. Civil Dark: 19:12 - 05:38. Nautical Dark: 19:54 - 04:57. Astro Dark: 20:38 - 04:12

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
72
60
78

Low 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

Medium 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

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
45
39
78

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
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)

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

Chance of Frost

Temperature (°C)

2
2
3
5
8
10
11
13
13
13
13
13
11
9
8
7
6
5
5
4
4
3
3
3

Feels Like (°C)

1
0
2
3
6
8
9
11
12
12
12
12
10
8
7
7
6
5
5
4
3
3
3
2

Dew Point (°C)

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

Relative Humidity (%)

76
76
69
60
54
49
44
42
42
43
43
53
61
67
69
71
72
72
72
73
75
76
76
77

Pressure (mb)

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

Ozone (du)

385
387
389
390
391
391
393
394
396
398
399
401
402
402
404
407
407
407
404
401
400
399
400
399

Monday 23

Waxing Crescent 26%

07:24

01:36

06 Bad
07 Bad
08 Bad
09 Bad
10 OK
11 Good
12 OK
13 Bad
14 OK
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

Sun - Rise: 06:13, Set: 18:39, Transit: 12:26. Moon - Rise: 07:24, Set: 01:36. Civil Dark: 19:14 - 05:36. Nautical Dark: 19:56 - 04:54. Astro Dark: 20:40 - 04:09

Total Clouds (% Sky Obscured)

74
100
60
52
22
3
34
61
41
97
100
100
100
100
100
100
99
99
100
100
99
99
98
96

Low Clouds (% Sky Obscured)

0
0
0
0
0
1
4
0
29
39
15
40
38
31
28
20
18
25
40
32
21
19
14
8

Medium Clouds (% Sky Obscured)

5
81
60
52
22
3
8
14
41
24
59
59
47
53
58
66
67
69
89
92
93
93
94
74

High Clouds (% Sky Obscured)

74
100
34
22
4
1
20
61
20
93
100
100
100
100
100
100
95
98
100
99
98
96
92
89

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
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
4
3
4
6
7
9
10
11
10
8
8
7
7
6
5
4
4
4
3
3
3
3
4

Chance of Frost

Temperature (°C)

2
2
3
6
9
11
12
12
13
12
11
10
9
8
7
6
6
5
4
4
4
4
3
3

Feels Like (°C)

0
-1
1
3
6
8
10
8
9
7
7
7
6
4
3
3
3
2
2
2
1
1
1
-0

Dew Point (°C)

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

Relative Humidity (%)

77
77
73
68
65
63
57
54
66
71
68
62
61
64
70
78
80
80
82
83
83
83
86
85

Pressure (mb)

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

Ozone (du)

396
390
397
415
421
420
411
402
393
387
380
376
373
372
371
371
369
367
366
367
365
362
358
359

Tuesday 24

Waxing Crescent 37%

08:00

02:52

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
05 Bad

Sun - Rise: 06:11, Set: 18:41, Transit: 12:26. Moon - Rise: 08:00, Set: 02:52. Civil Dark: 19:16 - 05:33. Nautical Dark: 19:58 - 04:51. Astro Dark: 20:42 - 04:07

Total Clouds (% Sky Obscured)

95
94
93
93
93
94
94
94
94
94
93
92
91
93
97
100
100
100
100
100
97
97
100
100

Low Clouds (% Sky Obscured)

6
13
10
10
15
30
26
30
23
20
15
7
0
0
0
0
5
5
10
10
4
5
18
20

Medium Clouds (% Sky Obscured)

70
52
89
89
87
82
78
76
77
76
82
89
84
70
88
100
100
100
82
97
46
40
40
45

High Clouds (% Sky Obscured)

86
85
85
88
89
91
94
94
93
90
89
89
87
85
85
86
91
95
95
90
90
80
80
85

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
3
2
9
9
9
9
9
6

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
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
1
0
0
0
0
0
2
2
2
23
79
95
82
27
5
21
32
37
41

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
1
0.5
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
5
6
7
9
9
10
12
12
13
14
14
13
14
14
16
15
15
13
10
12
13
12
13

Chance of Frost

Temperature (°C)

3
3
5
7
9
10
11
13
14
14
14
13
13
12
12
11
10
10
8
8
8
8
8
8

Feels Like (°C)

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

Dew Point (°C)

1
1
2
2
3
3
5
7
7
7
8
8
7
7
6
6
7
8
6
6
6
5
5
5

Relative Humidity (%)

85
83
78
71
67
62
68
64
65
65
68
69
70
70
70
71
83
90
82
84
85
82
82
81

Pressure (mb)

1020
1020
1020
1019
1019
1018
1017
1016
1015
1014
1013
1012
1011
1010
1009
1008
1007
1006
1006
1005
1005
1004
1003
1003

Ozone (du)

358
356
356
354
353
353
354
357
359
363
365
365
365
368
369
370
374
380
389
395
404
414
424
428

Wednesday 25

First Quarter 49%

08:55

03:47

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
05 Bad

Sun - Rise: 06:08, Set: 18:43, Transit: 12:26. Moon - Rise: 08:55, Set: 03:47. Civil Dark: 19:18 - 05:31. Nautical Dark: 20:00 - 04:49. Astro Dark: 20:45 - 04:04

Total Clouds (% Sky Obscured)

98
83
65
48
55
63
70
82
90
99
91
84
81
97
91
87
78
79
90
95
99
99
99
99

Low Clouds (% Sky Obscured)

13
26
5
10
35
49
57
61
33
33
67
78
32
25
24
23
36
49
64
84
93
98
99
99

Medium Clouds (% Sky Obscured)

54
83
45
48
55
63
65
82
90
99
86
55
62
72
56
48
39
27
12
9
6
2
10
17

High Clouds (% Sky Obscured)

90
63
36
9
5
2
1
2
35
35
40
40
40
53
42
36
34
32
26
10
6
1
10
17

ISS Passover

Visibility (miles)

7
6
9
9
1
1
1
1
6
6
1
2
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

42
40
37
38
50
56
61
59
58
55
50
29
11
21
15
4
16
21
25
20
15
4
13
16

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

13
14
14
14
16
16
17
17
19
20
19
18
18
16
17
17
16
16
16
16
15
15
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
81
79
77
76
84
87
88
77
76
82
91
80
79
79
79
80
79
77
76
76
74
73
73

Pressure (mb)

1002
1001
1001
1000
1000
999
999
999
999
999
1000
1000
1001
1001
1002
1002
1003
1003
1003
1003
1004
1004
1004
1004

Ozone (du)

433
437
441
445
442
438
439
441
440
439
440
437
437
441
446
451
456
459
463
466
471
475
480
482

Thursday 26

Waxing Gibbous 61%

10:10

04:22

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 OK
03 OK
04 OK
05 OK

Sun - Rise: 06:06, Set: 18:44, Transit: 12:25. Moon - Rise: 10:10, Set: 04:22. Civil Dark: 19:20 - 05:28. Nautical Dark: 20:02 - 04:46. Astro Dark: 20:47 - 04:01

Total Clouds (% Sky Obscured)

100
95
89
84
87
90
93
92
91
91
87
83
78
86
86
88
76
66
58
46
35
22
23
22

Low Clouds (% Sky Obscured)

99
90
79
69
70
72
79
75
70
73
72
71
72
81
86
88
76
66
58
44
27
10
9
8

Medium Clouds (% Sky Obscured)

27
33
39
45
47
49
51
49
45
40
28
16
3
10
16
17
10
5
0
0
0
0
0
0

High Clouds (% Sky Obscured)

30
28
22
15
10
5
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
9
9
9
9
9
9
9
8
7
7
5
3
2
4
7
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 (%)

16
21
23
27
28
30
35
33
31
31
30
28
26
26
25
17
15
13
8
6
5
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)

14
14
14
15
16
15
16
16
16
15
15
13
12
10
8
7
6
5
5
4
4
4
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
69
68
69
68
62
58
54
58
64
71
78
83
93
93
94
96
96
98
98
96
96
96
96

Pressure (mb)

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

Ozone (du)

483
485
486
488
489
491
493
495
491
488
484
481
478
474
477
479
482
484
487
489
484
480
475
463

Friday 27

Waxing Gibbous 72%

11:37

04:45

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

Sun - Rise: 06:04, Set: 18:46, Transit: 12:25. Moon - Rise: 11:37, Set: 04:45. Civil Dark: 19:21 - 05:26. Nautical Dark: 20:04 - 04:43. Astro Dark: 20:49 - 03:58

Total Clouds (% Sky Obscured)

19
29
38
47
53
52
52
56
61
65
61
61
57
53
49
44
48
53
57

Low Clouds (% Sky Obscured)

7
17
26
35
53
52
52
56
61
65
61
61
56
41
31
24
16
8
1

Medium Clouds (% Sky Obscured)

0
0
1
1
1
1
1
9
19
28
37
48
57
50
38
22
22
22
17

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
7
13
19
24
26
32
27
15
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
8
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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
1
1
7
9
9
11
12
10
11
12
14
12
9
0
1
0
0

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
88
79
72
70
69
66
62
60
56
59
63
66
68
72
74
77
80

Pressure (mb)

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

Ozone (du)

451
439
433
427
421
418
415
412
409
406
402
400
399
397
393
390
386
384
382

Forecast for Altona-Altstadt, Germany (53.55,9.95)

Generated: 21/03/26 06:44:50. Forecast: 21/03/26 to 27/03/26. Timezone: UTC+1.00