Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 18

Waxing Crescent 2%

06:26

22:36

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: 06:09, Set: 20:26, Transit: 13:19. Moon - Rise: 06:26, Set: 22:36. Civil Dark: 21:04 - 05:31. Nautical Dark: 21:53 - 04:42. Astro Dark: 22:49 - 03:45

Total Clouds (% Sky Obscured)

94
95
96
100
100
100
99
98
98
100
95
95
100
100
98
100
95
68
70
66
55
73
94
100

Low Clouds (% Sky Obscured)

0
0
0
0
43
14
38
9
40
30
47
50
48
59
94
70
83
68
70
66
55
73
82
79

Medium Clouds (% Sky Obscured)

71
70
96
100
100
100
95
94
96
100
93
91
100
68
55
65
32
15
24
0
0
0
84
100

High Clouds (% Sky Obscured)

88
95
96
100
100
96
91
63
9
49
52
12
0
0
0
0
0
0
0
0
0
31
82
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
7
7
5
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
Very Light Rain
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
6
33
25
21
22
12
33
39
53
50
44
51
18
13
4
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
12
14
16
18
18
18
17
17
17
16
14
13
11
11
11
10
9
8
7
7
6
6
7

Feels Like (°C)

9
11
13
15
16
17
16
16
16
15
14
12
11
9
9
9
8
7
7
6
6
6
6
5

Dew Point (°C)

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

Relative Humidity (%)

80
72
68
64
58
56
60
66
69
73
75
86
90
92
93
95
95
93
96
98
96
100
98
98

Pressure (mb)

1020
1020
1020
1020
1019
1019
1019
1019
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1019

Ozone (du)

356
357
356
355
356
358
360
362
364
366
369
371
375
376
376
377
377
379
381
384
386
388
390
394

Sunday 19

Waxing Crescent 6%

06:58

00:13

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: 06:07, Set: 20:28, Transit: 13:19. Moon - Rise: 06:58, Set: 00:13. Civil Dark: 21:06 - 05:29. Nautical Dark: 21:55 - 04:40. Astro Dark: 22:53 - 03:41

Total Clouds (% Sky Obscured)

100
73
95
100
100
100
100
100
100
100
99
83
77
88
90
81
82
89
94
100
100
100
100
100

Low Clouds (% Sky Obscured)

94
67
54
71
66
71
87
63
63
62
70
64
77
61
67
71
71
75
88
97
88
97
100
100

Medium Clouds (% Sky Obscured)

100
46
45
40
40
35
40
45
45
47
66
40
35
45
35
35
34
40
45
40
45
45
50
45

High Clouds (% Sky Obscured)

30
35
35
30
25
25
20
25
25
25
4
4
2
55
54
20
20
74
52
60
2
51
100
75

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

Precipitation Probability (%)

0
3
19
23
11
23
26
25
33
43
46
14
9
29
27
21
23
47
51
23
42
70
89
95

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
84
73
66
76
77
71
71
70
73
71
78
84
90
93
94
98
96
98
96
93
93
94
91

Pressure (mb)

1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

398
403
406
409
409
410
410
410
409
410
411
412
415
417
419
420
421
421
421
420
419
417
415
414

Monday 20

Waxing Crescent 14%

07:47

01:38

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 OK
22 OK
23 Good
00 Good
01 OK
02 OK
03 Good
04 Good
05 Good
06 Good
07 Good

Sun - Rise: 06:05, Set: 20:30, Transit: 13:19. Moon - Rise: 07:47, Set: 01:38. Civil Dark: 21:08 - 05:26. Nautical Dark: 21:57 - 04:37. Astro Dark: 22:56 - 03:37

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
95
85
66
64
34
28
6
4
32
26
13
1
1
0
0

Low Clouds (% Sky Obscured)

100
100
99
99
94
87
73
62
53
78
53
44
37
17
10
1
1
7
5
2
1
1
0
0

Medium Clouds (% Sky Obscured)

89
98
100
100
100
96
99
98
96
91
78
65
44
24
20
3
1
17
11
6
0
0
0
0

High Clouds (% Sky Obscured)

100
76
80
100
82
82
100
65
70
10
10
4
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
0
0
0
0
5
8
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

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

Precipitation Probability (%)

95
95
95
95
95
79
58
47
39
35
21
13
2
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.8
0.7
0.8
0.9
0.9
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
94
96
96
96
94
90
88
84
81
77
75
75
76
78
76
72
73
75
76
77
79
83
82

Pressure (mb)

1019
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1022
1023
1024
1024
1025
1025
1026
1026
1026
1026
1026
1027
1027

Ozone (du)

412
409
406
404
403
401
400
398
395
395
395
396
400
406
409
409
410
414
414
406
399
399
399
400

Tuesday 21

Waxing Crescent 23%

No Rise

02:42

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 Good
04 Good
05 OK
06 OK
07 Bad

Sun - Rise: 06:03, Set: 20:32, Transit: 13:18. Moon - Rise: No Rise, Set: 02:42. Civil Dark: 21:10 - 05:24. Nautical Dark: 22:00 - 04:34. Astro Dark: 22:59 - 03:33

Total Clouds (% Sky Obscured)

0
0
0
0
1
1
0
0
1
2
2
2
1
0
0
0
0
1
1
1
1
14
27
40

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
0
0
1
1
0
0
1
2
2
1
0
0
0
0
0
0
0
0
0
11
24
38

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
59
49
43
38
36
34
32
32
35
41
51
63
68
70
68
73
76
80
85
89
93
93
88

Pressure (mb)

1027
1028
1028
1028
1028
1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025

Ozone (du)

401
400
400
403
399
397
399
399
397
395
396
397
398
396
395
393
392
392
394
398
401
401
400
400

Wednesday 22

Waxing Crescent 34%

08:58

03:24

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

Sun - Rise: 06:00, Set: 20:34, Transit: 13:18. Moon - Rise: 08:58, Set: 03:24. Civil Dark: 21:13 - 05:21. Nautical Dark: 22:02 - 04:31. Astro Dark: 23:03 - 03:29

Total Clouds (% Sky Obscured)

27
14
0
5
9
14
14
16
29
42
46
58
96
92
89
73
56
32
23
15
10
10
10
10

Low Clouds (% Sky Obscured)

0
0
0
3
6
9
10
11
14
9
5
3
12
14
13
24
26
25
10
3
1
1
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
46
44
34
26
19
15
10
8
5
2
1
0

High Clouds (% Sky Obscured)

26
13
0
1
0
4
2
5
21
42
46
50
93
91
89
73
56
32
23
15
10
10
9
4

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)

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

Chance of Frost

Temperature (°C)

4
7
10
13
14
15
16
17
17
16
15
13
11
9
7
6
5
5
5
5
5
5
5
6

Feels Like (°C)

4
7
9
12
14
14
16
16
15
14
12
10
8
7
6
6
5
5
5
3
3
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

73
62
54
48
44
41
40
40
40
43
52
68
76
81
85
91
93
94
96
94
94
94
90
87

Pressure (mb)

1025
1025
1025
1025
1025
1024
1024
1023
1022
1022
1022
1022
1021
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

398
394
392
390
388
387
387
386
385
386
387
386
385
385
385
385
384
383
382
380
379
377
377
376

Thursday 23

Waxing Crescent 46%

10:24

03:50

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

Sun - Rise: 05:58, Set: 20:36, Transit: 13:18. Moon - Rise: 10:24, Set: 03:50. Civil Dark: 21:15 - 05:19. Nautical Dark: 22:05 - 04:28. Astro Dark: 23:06 - 03:25

Total Clouds (% Sky Obscured)

35
58
82
86
90
94
87
75
63
51
40
28
23
16
9
7
6
4
3
2
2
2
3
3

Low Clouds (% Sky Obscured)

0
1
2
2
2
0
4
8
12
14
17
18
14
9
5
3
2
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

20
41
66
75
75
59
45
26
17
7
2
1
1
1
1
0
1
1
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
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)

9
11
12
14
13
13
13
13
12
11
9
7
6
5
4
3
3
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
74
66
60
59
59
58
60
60
62
66
71
77
77
76
78
77
79
77
79
79
80
75
68

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016

Ozone (du)

375
374
372
371
374
376
379
376
373
370
370
371
371
372
372
373
373
374
374
376
378
379
382
384

Friday 24

First Quarter 57%

11:53

04:07

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

Sun - Rise: 05:56, Set: 20:37, Transit: 13:18. Moon - Rise: 11:53, Set: 04:07. Civil Dark: 21:17 - 05:17. Nautical Dark: 22:07 - 04:25. Astro Dark: 23:10 - 03:21

Total Clouds (% Sky Obscured)

10
20
35
55
64
69
59
50
40
52
59
70
76
81
87
90
95
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
3
4
4
9
18
31
56
64
67
62
71
77
83

Medium Clouds (% Sky Obscured)

10
20
35
54
54
52
35
16
0
11
20
26
23
20
16
18
19
15

High Clouds (% Sky Obscured)

6
11
17
10
5
0
2
4
6
6
5
5
20
36
54
64
72
80

ISS Passover

Visibility (miles)

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

Precipitation Type

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
1
2
3
3
6
7
5
13
17
19

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
6
7
8
9
9
10
14
14
12
12
13
13
7
6
6
6
5

Dew Point (°C)

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

Relative Humidity (%)

62
53
47
41
40
38
37
41
44
46
55
66
78
82
87
90
84
78

Pressure (mb)

1016
1015
1015
1015
1014
1013
1013
1012
1011
1010
1010
1010
1009
1009
1008
1007
1007
1006

Ozone (du)

387
387
388
388
387
385
384
383
382
381
380
378
377
377
376
376
376
377

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

Generated: 18/04/26 08:03:44. Forecast: 18/04/26 to 24/04/26. Timezone: UTC+2.00