Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 24

First Quarter 68%

13:10

03:49

22 Bad
23 Bad
00 Bad
01 OK
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 OK
15 OK
16 OK
17 OK
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 05:45, Set: 20:22, Transit: 13:04. Moon - Rise: 13:10, Set: 03:49. Civil Dark: 21:00 - 05:07. Nautical Dark: 21:49 - 04:18. Astro Dark: 22:46 - 03:19

Total Clouds (% Sky Obscured)

52
54
53
46
53
70
60
59
62
58
50
54
49
59
63
47
42
28
29
28
51
46
69
53

Low Clouds (% Sky Obscured)

49
54
44
46
53
70
60
59
62
58
50
54
49
59
61
47
35
28
29
28
44
46
69
53

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
10
7
8
13
20
28
7
2
3
12
2
0
0

High Clouds (% Sky Obscured)

48
43
33
4
8
18
4
7
2
3
4
7
5
15
26
10
3
1
0
0
23
10
31
15

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
8
8
9
9
10
11
11
11
12
13
14
14
14
15
15
15
16
16
16
15
15
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
80
82
84
87
87
85
86
86
82
75
65
56
50
47
45
43
44
42
44
46
48
54
59

Pressure (mb)

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

Ozone (du)

383
382
381
384
391
393
394
393
395
399
398
392
386
383
385
391
394
397
393
398
397
391
392
402

Saturday 25

Waxing Gibbous 78%

14:32

04:03

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

Sun - Rise: 05:43, Set: 20:24, Transit: 13:04. Moon - Rise: 14:32, Set: 04:03. Civil Dark: 21:02 - 05:05. Nautical Dark: 21:52 - 04:16. Astro Dark: 22:49 - 03:15

Total Clouds (% Sky Obscured)

63
44
38
21
24
17
18
16
17
16
16
22
12
10
3
2
5
8
8
30
48
64
82
91

Low Clouds (% Sky Obscured)

63
44
38
21
24
17
18
16
17
16
16
22
12
10
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
17
68

High Clouds (% Sky Obscured)

2
2
0
0
0
1
3
1
3
2
2
2
2
2
3
2
5
5
8
27
47
59
74
88

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)

16
16
15
14
14
12
11
10
9
9
8
8
9
9
9
9
9
9
9
9
8
8
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
70
68
66
67
68
71
73
77
76
68
55
39
31
27
25
24
24
24
25
26
28
34
39

Pressure (mb)

1014
1014
1015
1016
1017
1017
1018
1019
1020
1021
1022
1023
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1025
1026

Ozone (du)

404
405
404
400
392
388
385
386
387
388
386
385
383
382
379
380
381
382
384
388
388
390
391
394

Sunday 26

Waxing Gibbous 74%

15:50

04:15

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

Sun - Rise: 05:41, Set: 20:26, Transit: 13:04. Moon - Rise: 15:50, Set: 04:15. Civil Dark: 21:04 - 05:03. Nautical Dark: 21:54 - 04:13. Astro Dark: 22:52 - 03:11

Total Clouds (% Sky Obscured)

84
73
35
38
55
65
94
96
92
73
49
38
47
55
79
74
88
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
1
0
0
1
0
43
35
33
32
35
23
24
15
32
34
42
54
40
43
24
17
12
8

Medium Clouds (% Sky Obscured)

66
39
25
2
5
3
0
0
0
0
0
0
3
28
47
62
55
54
95
84
100
100
100
100

High Clouds (% Sky Obscured)

74
65
16
31
44
34
59
55
50
38
3
17
32
30
53
38
63
70
100
100
100
94
72
48

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

43
43
41
41
41
41
43
42
40
39
36
32
30
30
32
33
32
32
31
32
33
38
45
50

Pressure (mb)

1026
1026
1026
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1024
1024
1023
1022
1022
1022
1021
1022
1022

Ozone (du)

395
396
396
398
398
397
391
389
389
387
385
383
380
379
381
382
385
388
389
391
392
394
395
393

Monday 27

Waxing Gibbous 86%

17:06

04:25

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

Sun - Rise: 05:39, Set: 20:27, Transit: 13:03. Moon - Rise: 17:06, Set: 04:25. Civil Dark: 21:06 - 05:01. Nautical Dark: 21:57 - 04:10. Astro Dark: 22:56 - 03:07

Total Clouds (% Sky Obscured)

100
100
100
99
98
99
100
92
83
74
64
40
24
32
40
49
62
78
93
65
38
24
21
17

Low Clouds (% Sky Obscured)

3
3
4
4
15
26
38
42
46
51
41
26
13
9
5
1
8
17
27
19
9
0
0
0

Medium Clouds (% Sky Obscured)

100
100
100
95
90
92
84
78
69
40
20
14
7
18
26
35
43
51
57
39
38
24
21
16

High Clouds (% Sky Obscured)

25
35
61
82
70
69
68
59
46
10
4
3
9
4
1
2
31
64
93
64
34
0
1
2

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

Chance of Frost

Temperature (°C)

11
10
9
8
8
7
7
7
7
7
8
9
11
12
14
15
15
16
16
15
15
14
13
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

53
54
55
57
57
57
57
57
56
53
46
40
35
34
34
34
32
32
32
34
35
40
47
50

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1023

Ozone (du)

391
394
398
399
400
402
405
408
410
411
410
409
408
408
407
408
408
407
406
406
406
406
406
406

Tuesday 28

Waxing Gibbous 92%

18:21

04:34

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

Sun - Rise: 05:37, Set: 20:29, Transit: 13:03. Moon - Rise: 18:21, Set: 04:34. Civil Dark: 21:08 - 04:58. Nautical Dark: 21:59 - 04:08. Astro Dark: 22:59 - 03:04

Total Clouds (% Sky Obscured)

5
9
15
20
14
7
0
0
0
0
20
39
59
36
17
1
8
15
22
17
12
7
17
28

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
4
8
13
10
5
0
8
15
22
17
9
0
0
0

Medium Clouds (% Sky Obscured)

0
3
8
11
7
4
0
0
0
0
9
18
27
20
9
0
0
0
0
0
1
1
4
6

High Clouds (% Sky Obscured)

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

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)

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

Chance of Frost

Temperature (°C)

10
9
8
8
7
7
6
6
6
7
8
10
12
13
14
15
16
16
16
16
15
14
13
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

49
48
51
51
52
52
52
52
54
51
46
41
37
33
32
29
28
29
30
30
34
40
46
49

Pressure (mb)

1023
1024
1024
1024
1024
1024
1024
1024
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1026
1026
1026
1027

Ozone (du)

406
406
408
405
403
404
405
404
404
404
404
404
404
406
405
405
405
405
405
405
402
400
398
396

Wednesday 29

Waxing Gibbous 97%

19:36

04:45

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

Sun - Rise: 05:35, Set: 20:31, Transit: 13:03. Moon - Rise: 19:36, Set: 04:45. Civil Dark: 21:10 - 04:56. Nautical Dark: N/A - 04:05. Astro Dark: 23:03 - 03:00

Total Clouds (% Sky Obscured)

38
47
57
69
63
54
47
49
51
53
54
54
57
49
43
35
25
12
2
1
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
3
6
9
10
11
17
16
15
16
11
9
6
3
1
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

17
20
23
25
26
20
11
6
8
7
5
5
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
2
5
7
8
4
1
3
5
9
12
14
22
22
18
16
12
6
2
1
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)

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

Chance of Frost

Temperature (°C)

10
9
9
8
7
7
6
6
7
8
8
10
12
14
15
16
17
17
17
17
16
15
14
13

Feels Like (°C)

9
9
9
8
8
4
4
5
5
4
4
7
8
8
9
9
10
15
14
14
14
15
15
12

Dew Point (°C)

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

Relative Humidity (%)

53
57
60
62
64
64
63
63
58
52
48
41
34
30
29
28
28
30
31
32
36
40
44
49

Pressure (mb)

1027
1028
1028
1028
1028
1028
1029
1029
1029
1029
1029
1030
1030
1030
1030
1029
1029
1029
1028
1028
1028
1028
1028
1028

Ozone (du)

394
392
390
389
387
386
385
384
384
384
384
383
382
381
381
380
379
379
378
378
377
377
376
376

Thursday 30

Waxing Gibbous 99%

20:52

04:57

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

Sun - Rise: 05:33, Set: 20:33, Transit: 13:03. Moon - Rise: 20:52, Set: 04:57. Civil Dark: 21:12 - 04:54. Nautical Dark: 22:01 - 04:02. Astro Dark: 23:07 - 02:56

Total Clouds (% Sky Obscured)

0
1
1
2
1
0
0
8
16
25
29
36
38
35
32
29
28
26
24
23
21
19

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
8
16
25
29
36
38
35
32
29
26
24
24
22
19
15

High Clouds (% Sky Obscured)

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

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

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
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

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
11
10
9
9
8
8
8
8
9
10
12
15
17
18
19
20
20
21
21
20
18

Feels Like (°C)

11
12
11
11
11
7
8
8
7
7
7
10
10
11
11
12
12
18
18
17
18
18

Dew Point (°C)

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

Relative Humidity (%)

52
56
54
53
52
51
51
51
48
46
43
39
35
31
30
29
28
28
28
29
33
38

Pressure (mb)

1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1028
1028
1027
1027
1026
1025
1025
1025

Ozone (du)

375
375
375
375
374
375
375
375
374
373
372
372
372
371
371
372
372
373
374
375
376
377

Forecast for Tempelhof, Germany (52.47,13.39)

Generated: 24/04/26 22:11:27. Forecast: 24/04/26 to 30/04/26. Timezone: UTC+2.00