Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 18

Waning Gibbous 69%

01:41

10:41

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

Sun - Rise: 06:48, Set: 20:09, Transit: 13:29. Moon - Rise: 01:41, Set: 10:41. Civil Dark: 20:37 - 06:21. Nautical Dark: 21:10 - 05:48. Astro Dark: 21:44 - 05:13

Total Clouds (% Sky Obscured)

9
7
6
4
0
0
11
93
27
8
6
25
25
79
24
62
77
97
100
79
100
79
38
21

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
16
22
28
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
0
0
0
0
2
2
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
9
91
8
8
2
25
25
73
12
62
77
97
100
79
100
79
38
21

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)

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

Chance of Frost

Temperature (°C)

13
13
12
11
12
11
11
11
10
10
12
14
15
18
20
21
22
22
22
21
20
19
17
15

Feels Like (°C)

12
11
11
10
11
10
9
8
7
7
10
13
15
18
17
19
20
20
19
18
19
16
17
16

Dew Point (°C)

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

Relative Humidity (%)

76
83
86
87
89
88
90
90
90
88
80
61
46
39
35
33
32
31
32
37
45
54
69
70

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1014
1014
1015
1014
1014
1014
1014
1013
1013
1013
1012
1012
1012
1012
1012
1013
1014

Ozone (du)

327
325
323
321
317
315
313
312
313
312
312
311
310
307
308
308
307
307
307
308
307
309
310
312

Saturday 19

Waning Gibbous 59%

02:29

11:43

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

Sun - Rise: 06:47, Set: 20:10, Transit: 13:28. Moon - Rise: 02:29, Set: 11:43. Civil Dark: 20:38 - 06:19. Nautical Dark: 21:11 - 05:46. Astro Dark: 21:45 - 05:12

Total Clouds (% Sky Obscured)

52
7
4
15
20
27
19
17
21
12
2
10
9
18
66
94
92
21
92
97
25
18
20
25

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
27
21
11
3
0
0

Medium Clouds (% Sky Obscured)

0
1
2
0
4
9
18
17
21
12
2
8
2
2
0
50
55
2
54
72
25
18
20
25

High Clouds (% Sky Obscured)

52
5
3
15
20
27
19
17
21
3
2
1
7
18
66
86
81
21
85
93
25
18
20
25

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)

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

Chance of Frost

Temperature (°C)

13
12
12
12
12
11
11
11
11
11
13
16
18
20
21
22
23
23
23
22
20
19
17
15

Feels Like (°C)

14
10
12
11
9
9
9
10
10
9
12
17
18
20
20
20
20
21
20
19
18
17
16
14

Dew Point (°C)

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

Relative Humidity (%)

71
71
73
73
72
71
69
68
67
66
62
51
47
44
41
39
38
38
41
46
51
58
68
65

Pressure (mb)

1014
1015
1014
1014
1014
1014
1014
1013
1013
1014
1014
1014
1014
1014
1014
1013
1013
1013
1012
1012
1012
1013
1013
1013

Ozone (du)

314
314
315
317
320
322
324
324
325
329
328
328
328
329
329
330
332
333
334
335
334
333
333
335

Sunday 20

Waning Gibbous 49%

03:10

12:50

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

Sun - Rise: 06:45, Set: 20:11, Transit: 13:28. Moon - Rise: 03:10, Set: 12:50. Civil Dark: 20:39 - 06:18. Nautical Dark: 21:12 - 05:45. Astro Dark: 21:47 - 05:10

Total Clouds (% Sky Obscured)

3
5
0
0
0
0
0
0
2
0
10
35
35
56
70
92
99
85
71
57
52
43
35
44

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)

2
2
0
0
0
0
0
0
0
0
0
0
0
16
27
92
99
85
71
57
52
43
35
44

High Clouds (% Sky Obscured)

2
4
0
0
0
0
0
0
1
0
5
20
25
25
20
59
77
64
50
35
35
30
35
24

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)

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

Chance of Frost

Temperature (°C)

14
13
13
13
13
12
12
12
12
12
13
16
18
20
21
22
22
22
21
21
20
18
17
15

Feels Like (°C)

13
14
14
13
13
12
12
12
13
12
14
16
16
18
19
19
20
19
19
19
18
17
16
14

Dew Point (°C)

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

Relative Humidity (%)

64
66
66
65
65
65
65
65
67
66
63
53
51
49
46
44
43
41
45
51
59
64
69
68

Pressure (mb)

1014
1014
1014
1014
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1012

Ozone (du)

337
337
338
337
337
335
336
334
332
332
330
332
334
333
329
328
327
329
335
339
342
344
344
345

Monday 21

Third Quarter 38%

03:45

14:00

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:44, Set: 20:12, Transit: 13:28. Moon - Rise: 03:45, Set: 14:00. Civil Dark: 20:40 - 06:16. Nautical Dark: 21:13 - 05:43. Astro Dark: 21:48 - 05:08

Total Clouds (% Sky Obscured)

68
100
93
83
60
68
86
86
77
83
76
84
92
100
100
100
100
98
96
91
82
64
63
49

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
2
3
31
26
33
40
56
73
76
65
66
66
46
48
41

Medium Clouds (% Sky Obscured)

66
100
93
82
44
51
69
52
45
44
76
84
92
100
100
100
100
97
94
71
41
38
35
27

High Clouds (% Sky Obscured)

51
80
68
56
44
60
72
80
57
55
33
52
77
99
99
100
100
77
57
2
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
8
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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
1
5
9
16
19
19
19
24
32
52
68
82
71
60
44
33
23
5
8

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.6
0.4
0.3
0.2
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
14
12
12
12
13
12
11
12
13
12
13
13
13
14
14
13
12
12
13
13
13
14
13

Dew Point (°C)

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

Relative Humidity (%)

73
71
70
70
72
74
73
75
73
75
71
63
67
53
53
57
55
52
54
55
55
57
69
72

Pressure (mb)

1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1011
1011
1011
1011
1012
1012

Ozone (du)

347
350
353
355
357
358
361
365
367
373
375
375
378
377
374
370
375
375
373
366
360
357
354
348

Tuesday 22

Waning Crescent 27%

04:15

15:11

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

Sun - Rise: 06:43, Set: 20:13, Transit: 13:28. Moon - Rise: 04:15, Set: 15:11. Civil Dark: 20:41 - 06:15. Nautical Dark: 21:14 - 05:42. Astro Dark: 21:49 - 05:07

Total Clouds (% Sky Obscured)

36
25
23
34
33
33
28
23
9
10
11
77
83
80
83
86
89
82
76
76
83
92
94
95

Low Clouds (% Sky Obscured)

32
22
21
33
33
25
11
5
7
8
10
18
29
42
53
64
75
69
62
55
57
59
60
43

Medium Clouds (% Sky Obscured)

19
11
8
6
2
0
0
0
0
0
0
50
50
50
49
49
48
43
41
39
45
55
69
77

High Clouds (% Sky Obscured)

0
2
1
6
15
15
20
18
1
1
2
1
1
0
20
40
59
72
76
76
83
73
75
72

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

Precipitation Probability (%)

6
0
0
0
0
0
0
0
0
0
0
0
0
0
7
18
29
44
64
85
95
95
95
56

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

3
4
4
3
4
4
4
5
5
4
3
2
2
3
5
5
5
5
3
2
3
2
4
7

Chance of Frost

Temperature (°C)

13
12
12
12
12
12
11
12
12
12
14
15
16
18
19
19
19
19
18
18
16
15
14
13

Feels Like (°C)

13
13
12
12
10
10
9
9
10
12
14
15
17
18
18
19
19
20
17
17
17
17
17
18

Dew Point (°C)

8
7
6
6
4
4
4
6
6
7
7
6
6
7
8
8
8
8
9
9
9
10
10
11

Relative Humidity (%)

72
70
66
64
61
58
62
66
67
69
63
53
51
49
46
48
48
49
52
58
62
69
78
89

Pressure (mb)

1012
1013
1013
1013
1013
1012
1012
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1011
1011
1011
1011
1011
1012
1012

Ozone (du)

343
342
342
345
345
348
351
355
359
362
363
364
360
357
353
357
362
366
369
371
374
376
379
381

Wednesday 23

Waning Crescent 17%

04:43

16:23

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:41, Set: 20:14, Transit: 13:28. Moon - Rise: 04:43, Set: 16:23. Civil Dark: 20:42 - 06:14. Nautical Dark: 21:15 - 05:40. Astro Dark: 21:50 - 05:05

Total Clouds (% Sky Obscured)

96
97
97
98
98
88
77
75
74
76
90
95
90
75
75
83
94
95
96
96
83
71
56
43

Low Clouds (% Sky Obscured)

26
8
6
4
1
10
21
33
35
32
35
43
50
58
65
72
79
78
77
78
73
68
56
43

Medium Clouds (% Sky Obscured)

80
91
85
78
72
60
48
36
43
51
58
60
63
65
60
55
50
43
40
34
35
36
33
23

High Clouds (% Sky Obscured)

68
60
68
77
92
80
71
62
67
71
80
80
80
75
75
80
75
60
55
50
50
50
40
26

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

44
26
34
26
5
13
17
13
21
31
9
32
34
28
48
65
80
84
90
95
76
60
45
39

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.6
0.8
1.1
1.5
0.8
0.5
0.5
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
13
12
12
12
12
12
12
11
12
13
14
16
17
18
18
18
17
17
17
16
15
14
13

Feels Like (°C)

10
10
10
10
10
9
10
10
10
9
9
9
15
16
16
17
18
19
16
16
16
16
17
17

Dew Point (°C)

10
10
10
10
10
10
10
10
10
9
9
9
8
8
8
8
9
9
9
9
9
10
10
11

Relative Humidity (%)

86
86
84
84
86
87
87
87
88
81
75
69
61
55
49
52
56
58
60
62
63
69
76
84

Pressure (mb)

1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011

Ozone (du)

383
385
387
388
388
389
387
385
384
383
382
381
376
370
365
363
362
360
361
362
363
362
360
359

Thursday 24

Waning Crescent 9%

05:09

17:36

22 Bad
23 OK
00 OK
01 OK
02 OK
03 OK
04 OK
05 OK
06 OK
07 OK
08 OK
09 OK
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 06:40, Set: 20:15, Transit: 13:28. Moon - Rise: 05:09, Set: 17:36. Civil Dark: 20:43 - 06:12. Nautical Dark: 21:16 - 05:39. Astro Dark: 21:52 - 05:03

Total Clouds (% Sky Obscured)

38
30
34
31
27
28
28
28
25
22
19
37
55
73
74
70
80

Low Clouds (% Sky Obscured)

38
30
34
31
27
28
28
28
25
22
19
37
51
63
64
61
61

Medium Clouds (% Sky Obscured)

11
3
2
1
0
0
0
0
0
0
0
4
9
13
18
18
15

High Clouds (% Sky Obscured)

14
6
4
2
1
1
1
1
2
3
4
3
2
0
0
0
5

ISS Passover

Visibility (miles)

9
9
9
7
6
4
4
4
4
6
7
9
9
9
9
9
9

Fog (%)

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
Very Light Rain

Precipitation Probability (%)

27
0
1
1
0
0
0
0
1
1
0
1
1
0
15
25
31

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
13
12
12
12
11
11
10
10
12
13
14
15
18
19
20
20

Feels Like (°C)

13
13
13
13
13
12
11
10
10
10
9
9
14
15
15
16
17

Dew Point (°C)

11
11
11
11
11
10
10
9
9
9
9
9
7
7
6
6
6

Relative Humidity (%)

86
90
92
92
93
93
93
91
91
84
77
70
58
50
41
41
40

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

358
357
356
354
352
350
349
348
347
344
341
338
337
335
333
330
328

Forecast for Kionia, Corinthia, Greece (37.85,22.46)

Generated: 18/04/25 22:54:03. Forecast: 18/04/25 to 24/04/25. Timezone: UTC+3.00