Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 20

Waxing Crescent 23%

09:20

00:10

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

Sun - Rise: 06:40, Set: 20:05, Transit: 13:23. Moon - Rise: 09:20, Set: 00:10. Civil Dark: 20:32 - 06:12. Nautical Dark: 21:05 - 05:39. Astro Dark: 21:40 - 05:04

Total Clouds (% Sky Obscured)

16
12
9
11
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
15
11

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
4
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
0
15
11

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

Chance of Frost

Temperature (°C)

20
19
17
16
16
15
15
15
14
14
14
13
13
12
13
16
18
20
21
22
22
23
22
22

Feels Like (°C)

19
18
17
17
17
17
16
16
15
15
14
14
14
13
14
18
19
20
20
21
21
21
21
20

Dew Point (°C)

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

Relative Humidity (%)

49
53
59
63
66
68
69
70
68
66
63
64
67
67
60
53
48
45
44
43
39
37
39
42

Pressure (mb)

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

Ozone (du)

375
374
373
377
375
373
370
366
362
359
360
361
359
356
353
349
343
340
341
341
340
340
341
340

Tuesday 21

Waxing Crescent 21%

10:27

01:16

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

Sun - Rise: 06:39, Set: 20:06, Transit: 13:23. Moon - Rise: 10:27, Set: 01:16. Civil Dark: 20:33 - 06:11. Nautical Dark: 21:07 - 05:38. Astro Dark: 21:41 - 05:03

Total Clouds (% Sky Obscured)

9
15
10
46
84
23
12
3
5
5
0
10
0
1
2
1
1
0
0
4
3
50
48
65

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
46
65

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
50
48
63

High Clouds (% Sky Obscured)

8
12
10
45
77
23
12
3
4
4
0
10
0
1
2
1
1
0
0
3
3
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
1
3
4
3
11

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

Chance of Frost

Temperature (°C)

21
20
19
18
17
17
16
16
15
15
15
14
14
13
13
16
19
20
22
23
23
24
24
21

Feels Like (°C)

20
19
19
18
18
17
15
16
16
16
15
15
14
13
14
17
20
22
21
22
22
23
24
21

Dew Point (°C)

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

Relative Humidity (%)

43
45
53
57
61
63
64
65
68
67
67
66
69
75
75
66
57
52
48
46
45
42
44
50

Pressure (mb)

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

Ozone (du)

339
338
337
336
334
336
338
338
341
343
342
340
340
341
343
344
345
345
344
344
345
343
341
340

Wednesday 22

Waxing Crescent 34%

11:39

02:10

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:37, Set: 20:07, Transit: 13:23. Moon - Rise: 11:39, Set: 02:10. Civil Dark: 20:34 - 06:10. Nautical Dark: 21:08 - 05:36. Astro Dark: 21:43 - 05:01

Total Clouds (% Sky Obscured)

86
88
87
87
91
97
100
100
100
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

81
81
80
75
78
96
100
100
100
100
100
84
54
37
32
54
65
63
67
64
75
66
57
48

Medium Clouds (% Sky Obscured)

47
48
47
46
52
51
65
65
62
65
65
65
63
60
57
61
67
99
53
55
93
100
100
100

High Clouds (% Sky Obscured)

0
0
1
2
2
1
1
2
5
15
15
5
4
2
60
16
80
100
100
100
100
51
27
25

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
9
5

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

Precipitation Probability (%)

13
7
6
7
6
5
6
24
41
67
83
90
95
95
95
95
95
81
91
91
86
65
52
65

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.4
0.9
0.7
0.7
0.8
0.9
0.8
1
0.3
0.5
0.5
0.4
0.3
0
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
14
12
12
11
12
11
12
12
11
11
10
11
10
9
9
9
9
8
9
10
11
12
12

Dew Point (°C)

9
11
12
11
11
11
11
11
10
10
9
9
9
9
8
8
8
8
9
9
9
10
11
10

Relative Humidity (%)

60
73
82
80
80
79
79
78
78
76
76
76
76
77
76
75
73
75
76
76
77
80
82
79

Pressure (mb)

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

Ozone (du)

341
341
342
342
343
343
343
345
346
346
347
349
350
351
351
353
355
354
354
354
355
354
355
356

Thursday 23

Waxing Crescent 45%

12:52

02:52

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

Sun - Rise: 06:36, Set: 20:08, Transit: 13:22. Moon - Rise: 12:52, Set: 02:52. Civil Dark: 20:35 - 06:08. Nautical Dark: 21:09 - 05:35. Astro Dark: 21:44 - 04:59

Total Clouds (% Sky Obscured)

78
57
35
31
25
30
30
30
30
30
26
29
5
1
2
15
27
36
40
43
51
53
43
32

Low Clouds (% Sky Obscured)

32
20
5
5
5
2
7
9
15
10
5
6
1
1
1
4
7
10
15
20
26
31
27
22

Medium Clouds (% Sky Obscured)

78
57
12
26
25
30
9
30
30
30
26
29
5
0
0
6
13
18
23
30
34
23
13
2

High Clouds (% Sky Obscured)

20
24
30
4
4
30
30
30
30
0
2
1
0
0
1
2
3
2
0
0
0
0
0
0

ISS Passover

Visibility (miles)

4
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

Very Light Rain
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 (%)

57
31
7
4
5
8
7
9
9
7
5
1
1
0
0
0
0
0
3
4
1
2
1
9

Precipitation Amount (mm)

0.2
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
3
3
3
2
2
3
2
3
3
3
3
3
2
2
2
4
6
6
7
9
8
7

Chance of Frost

Temperature (°C)

14
13
13
12
12
11
10
9
9
8
8
8
7
9
10
11
14
16
18
18
19
19
19
19

Feels Like (°C)

12
12
11
11
10
10
9
8
8
7
7
6
6
9
10
12
14
15
17
17
18
17
17
17

Dew Point (°C)

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

Relative Humidity (%)

83
83
79
79
79
83
85
84
84
84
84
85
82
82
73
63
54
49
47
45
44
46
50
51

Pressure (mb)

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

Ozone (du)

358
363
368
372
375
376
378
383
387
390
391
393
398
402
404
404
402
404
409
409
399
391
391
391

Friday 24

First Quarter 57%

14:02

03:27

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

Sun - Rise: 06:35, Set: 20:09, Transit: 13:22. Moon - Rise: 14:02, Set: 03:27. Civil Dark: 20:36 - 06:07. Nautical Dark: 21:10 - 05:33. Astro Dark: 21:45 - 04:58

Total Clouds (% Sky Obscured)

31
28
5
40
36
5
4
6
10
9
23
17
5
6
4
40
57
81
72
50
37
28
22
22

Low Clouds (% Sky Obscured)

17
15
0
0
0
1
1
1
2
1
1
1
1
1
2
1
1
1
1
1
2
3
6
6

Medium Clouds (% Sky Obscured)

1
0
1
9
32
2
1
1
3
3
16
12
2
2
0
29
40
55
46
37
28
22
12
0

High Clouds (% Sky Obscured)

0
0
2
25
22
0
0
2
4
3
14
10
1
0
0
0
0
0
0
0
0
0
0
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
1
0
0
2
2
1
3
3
1
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
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
18
16
15
14
13
11
11
10
10
10
10
9
11
12
13
16
17
19
19
20
20
20
20

Feels Like (°C)

17
16
15
15
13
11
12
12
11
10
10
8
8
10
10
10
12
13
13
14
15
15
17
17

Dew Point (°C)

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

Relative Humidity (%)

50
53
60
66
68
69
71
72
73
74
73
72
68
65
57
52
47
44
40
39
40
40
42
45

Pressure (mb)

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

Ozone (du)

386
385
387
389
387
387
387
384
386
387
386
389
392
396
399
396
391
387
382
382
383
383
381
380

Saturday 25

Waxing Gibbous 68%

15:09

03:55

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

Sun - Rise: 06:34, Set: 20:10, Transit: 13:22. Moon - Rise: 15:09, Set: 03:55. Civil Dark: 20:37 - 06:06. Nautical Dark: 21:11 - 05:32. Astro Dark: 21:47 - 04:56

Total Clouds (% Sky Obscured)

18
10
2
4
5
8
6
5
3
3
4
4
10
15
21
16
9
3
7
12
17
21
24
27

Low Clouds (% Sky Obscured)

4
4
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
2
3
4
9
12
15

Medium Clouds (% Sky Obscured)

0
0
0
4
5
8
6
5
3
3
3
3
8
12
14
10
7
3
7
9
15
12
6
0

High Clouds (% Sky Obscured)

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

Chance of Frost

Temperature (°C)

19
17
16
15
14
14
13
13
13
13
12
12
11
12
14
15
17
18
20
20
21
21
21
20

Feels Like (°C)

17
16
17
16
12
12
13
13
13
13
11
12
11
11
11
11
16
17
17
18
19
20
21
19

Dew Point (°C)

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

Relative Humidity (%)

48
53
60
66
67
69
70
71
71
72
71
71
68
62
57
52
48
44
41
42
43
43
44
46

Pressure (mb)

1011
1011
1012
1012
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1015
1015
1015
1016
1016
1016
1016
1015
1015
1016

Ozone (du)

378
378
377
376
374
373
371
371
370
370
371
372
373
372
371
371
371
372
372
371
371
370
370
369

Sunday 26

Waxing Gibbous 77%

16:13

04:20

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

Sun - Rise: 06:32, Set: 20:11, Transit: 13:22. Moon - Rise: 16:13, Set: 04:20. Civil Dark: 20:38 - 06:04. Nautical Dark: 21:12 - 05:30. Astro Dark: 21:48 - 04:55

Total Clouds (% Sky Obscured)

28
30
31
20
14
7
11
15
21
14
8
0
0
0
0
21
41
62
44
30
16

Low Clouds (% Sky Obscured)

14
14
12
9
7
5
3
2
0
0
0
0
0
0
0
0
0
0
1
3
5

Medium Clouds (% Sky Obscured)

11
21
23
9
5
0
4
8
12
8
4
0
0
0
0
0
0
0
1
2
4

High Clouds (% Sky Obscured)

0
0
0
1
2
2
1
0
0
0
0
0
0
0
0
12
24
35
24
12
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

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 (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
18
17
16
16
15
15
14
13
12
12
12
11
13
14
16
17
19
20
21
21

Feels Like (°C)

18
18
18
17
15
16
16
15
15
14
13
13
12
13
12
13
17
18
18
19
20

Dew Point (°C)

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

Relative Humidity (%)

48
53
59
65
66
67
68
69
70
71
71
71
71
64
59
54
47
41
36
37
38

Pressure (mb)

1016
1016
1016
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1016

Ozone (du)

369
371
374
376
376
375
374
369
363
357
358
358
359
360
362
363
365
366
368
369
370

Forecast for Dimodidaskálon, Nomarchía Athínas, Greece (38.01,23.80)

Generated: 20/04/26 18:59:24. Forecast: 20/04/26 to 26/04/26. Timezone: UTC+3.00