Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 13

Waning Crescent 13%

05:05

15:38

12 OK
13 OK
14 Bad
15 Bad
16 OK
17 OK
18 Bad
19 OK
20 Bad
21 Bad
22 OK
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

Sun - Rise: 06:50, Set: 19:58, Transit: 13:25. Moon - Rise: 05:05, Set: 15:38. Civil Dark: 20:25 - 06:23. Nautical Dark: 20:58 - 05:50. Astro Dark: 21:31 - 05:16

Total Clouds (% Sky Obscured)

46
44
55
54
33
40
58
47
85
79
48
93
57
100
91
100
100
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

11
20
20
9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

46
26
2
10
11
4
58
42
84
13
26
40
38
41
43
56
28
24
40
55
51
67
69
99

High Clouds (% Sky Obscured)

30
44
55
54
12
29
8
6
31
69
30
88
33
99
58
97
100
100
100
96
100
100
100
93

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
17
17
17
18
18
15
14
15
14
14
15
13
13
11
10
11
10
10
9
10
11
14
15

Dew Point (°C)

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

Relative Humidity (%)

60
56
54
51
48
47
49
52
59
61
64
65
65
65
64
64
63
59
60
58
55
45
41
38

Pressure (mb)

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

Ozone (du)

361
360
359
358
355
352
352
353
351
350
351
350
350
350
351
350
348
347
346
347
347
346
344
345

Tuesday 14

Waning Crescent 6%

05:30

16:45

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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:48, Set: 19:59, Transit: 13:25. Moon - Rise: 05:30, Set: 16:45. Civil Dark: 20:26 - 06:21. Nautical Dark: 20:59 - 05:49. Astro Dark: 21:33 - 05:15

Total Clouds (% Sky Obscured)

93
100
100
100
100
100
100
100
100
100
100
100
95
100
100
96
85
100
100
85
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
1
0
4
0
1
8
3
22
16
2
6
1
0
0
0
0
0
0
5

Medium Clouds (% Sky Obscured)

93
81
100
100
100
100
100
100
100
99
100
85
95
95
84
89
85
88
78
65
84
27
67
86

High Clouds (% Sky Obscured)

55
100
100
100
100
100
100
100
100
100
97
100
31
100
100
87
74
100
100
77
100
100
100
100

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

Precipitation Probability (%)

0
1
0
3
24
46
28
6
9
9
5
3
4
10
5
1
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0.2
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
4
4
4
4
5
3
1
1
3
4
4
6
4
4
5
5
6
5
5
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

35
35
35
39
46
51
56
56
60
63
62
59
61
58
57
57
58
60
65
71
74
68
59
53

Pressure (mb)

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

Ozone (du)

346
347
346
347
347
348
347
348
347
349
348
347
346
346
346
345
345
344
343
344
346
347
347
348

Wednesday 15

Waning Crescent 6%

05:55

17:53

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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:47, Set: 20:00, Transit: 13:24. Moon - Rise: 05:55, Set: 17:53. Civil Dark: 20:27 - 06:20. Nautical Dark: 21:00 - 05:47. Astro Dark: 21:34 - 05:13

Total Clouds (% Sky Obscured)

100
100
100
100
89
100
100
100
100
100
95
98
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

2
0
0
0
0
1
1
1
0
0
0
0
0
2
0
5
5
1
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

64
89
97
100
52
82
88
100
93
100
88
65
100
96
75
100
100
100
91
95
98
99
99
99

High Clouds (% Sky Obscured)

99
100
100
100
73
91
100
100
100
99
74
88
29
100
52
82
100
100
100
100
100
100
100
100

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
5
23
11
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
5
5
8
9
8
6
6
7
5
5
6
8
5
10
8
5
7
6
7
7
8

Chance of Frost

Temperature (°C)

20
21
22
22
22
21
20
19
18
17
17
16
16
16
16
15
15
15
15
15
15
16
17
18

Feels Like (°C)

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

Dew Point (°C)

9
9
9
9
9
9
9
9
10
10
10
9
8
8
8
8
8
8
9
10
10
9
9
8

Relative Humidity (%)

48
45
44
43
44
45
48
52
59
63
63
62
61
58
59
59
60
62
69
73
71
65
60
51

Pressure (mb)

1019
1018
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1014
1013
1013
1013
1014
1014
1014
1014

Ozone (du)

351
350
350
350
350
350
351
350
350
350
351
351
350
349
349
350
353
353
354
355
358
358
359
362

Thursday 16

Waning Crescent 2%

06:23

19:05

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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:45, Set: 20:01, Transit: 13:24. Moon - Rise: 06:23, Set: 19:05. Civil Dark: 20:28 - 06:18. Nautical Dark: 21:01 - 05:45. Astro Dark: 21:35 - 05:11

Total Clouds (% Sky Obscured)

98
96
95
92
90
88
92
96
100
100
100
100
100
100
100
100
100
100
95
91
87
92
96
100

Low Clouds (% Sky Obscured)

0
0
2
0
1
7
10
3
1
1
10
3
10
4
9
5
2
5
10
15
20
18
9
1

Medium Clouds (% Sky Obscured)

90
90
85
87
88
88
90
88
74
92
95
100
100
100
94
95
100
100
95
89
75
82
77
79

High Clouds (% Sky Obscured)

94
87
83
71
62
51
64
55
100
86
74
57
70
63
100
94
93
79
80
67
56
73
86
100

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
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
1
1
0
10
14
14
20
28
37
29
20
3
9
9
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
20
20
21
21
20
20
19
18
17
17
16
16
16
15
15
15
15
15
15
16
16
17
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

44
42
39
38
43
45
47
51
53
56
58
58
61
61
64
68
70
69
65
58
55
48
41
42

Pressure (mb)

1014
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1010
1010
1010
1011
1011
1010
1009

Ozone (du)

363
364
365
366
367
368
368
368
366
365
367
367
368
370
370
367
367
367
367
368
368
368
368
368

Friday 17

New Moon 0%

06:55

20:19

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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:44, Set: 20:02, Transit: 13:24. Moon - Rise: 06:55, Set: 20:19. Civil Dark: 20:29 - 06:17. Nautical Dark: 21:02 - 05:44. Astro Dark: 21:36 - 05:10

Total Clouds (% Sky Obscured)

99
99
98
95
92
88
90
92
94
90
87
85
76
70
65
65
64
67
65
66
62
68
78
88

Low Clouds (% Sky Obscured)

12
17
20
5
4
11
19
17
13
11
2
2
4
4
2
1
1
0
0
0
0
0
1
1

Medium Clouds (% Sky Obscured)

87
94
98
80
46
70
77
92
93
89
85
83
74
66
60
61
64
67
65
66
62
68
78
87

High Clouds (% Sky Obscured)

77
54
25
27
28
29
39
48
56
51
33
37
39
41
34
32
35
44
54
39
39
34
19
19

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 (%)

7
22
9
2
1
1
0
0
0
0
3
6
5
4
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)

13
13
13
13
13
13
13
10
7
5
5
5
6
7
7
5
5
5
6
6
7
7
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

42
44
48
54
48
43
45
46
45
49
53
60
62
61
59
61
60
59
57
54
51
49
43
38

Pressure (mb)

1009
1009
1009
1008
1008
1008
1007
1007
1007
1008
1008
1008
1008
1007
1007
1007
1007
1007
1007
1007
1008
1008
1008
1009

Ozone (du)

371
369
369
368
366
363
364
362
362
362
362
363
362
362
363
362
363
364
364
365
366
366
369
371

Saturday 18

Waxing Crescent 2%

07:34

21:37

12 Bad
13 OK
14 OK
15 OK
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
08 OK
09 OK
10 OK
11 OK

Sun - Rise: 06:43, Set: 20:03, Transit: 13:24. Moon - Rise: 07:34, Set: 21:37. Civil Dark: 20:30 - 06:15. Nautical Dark: 21:03 - 05:42. Astro Dark: 21:38 - 05:08

Total Clouds (% Sky Obscured)

63
38
15
32
45
45
60
70
79
85
91
97
94
92
90
82
75
70
59
49
39
40
40
39

Low Clouds (% Sky Obscured)

2
3
4
3
2
1
8
14
22
22
20
18
15
16
10
3
2
1
2
3
3
5
7
9

Medium Clouds (% Sky Obscured)

62
38
13
16
21
26
43
57
74
81
88
96
91
86
80
77
74
70
56
40
29
33
33
33

High Clouds (% Sky Obscured)

9
5
1
18
30
40
34
37
41
35
28
23
27
29
30
29
31
30
20
10
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 (%)

1
2
1
2
3
1
5
11
15
32
31
18
29
27
8
15
15
2
3
3
0
2
2
1

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
12
12
13
12
12
11
9
8
7
4
2
3
2
2
2
3
3
4
4
3
3
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

35
34
33
32
35
39
43
48
56
64
65
66
67
70
73
75
74
74
72
70
68
66
59
55

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1009
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012

Ozone (du)

373
374
374
374
375
376
377
376
376
375
375
376
376
376
376
376
380
383
386
387
388
389
389
388

Sunday 19

Waxing Crescent 6%

08:21

22:56

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

Sun - Rise: 06:41, Set: 20:04, Transit: 13:23. Moon - Rise: 08:21, Set: 22:56. Civil Dark: 20:31 - 06:14. Nautical Dark: 21:04 - 05:41. Astro Dark: 21:39 - 05:06

Total Clouds (% Sky Obscured)

47
57
68
69
70
71
58
48
36
38
43
48
60
73
86
82
75
70
69
60
55

Low Clouds (% Sky Obscured)

23
36
50
49
48
48
39
29
20
13
7
4
13
23
34
39
35
19
15
15
25

Medium Clouds (% Sky Obscured)

32
32
34
39
40
44
39
30
25
21
20
17
20
22
25
22
20
14
29
43
55

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
1
2
14
25
36
50
73
86
82
75
70
69
60
55

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
8
8
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 (%)

10
13
14
13
11
6
10
10
4
8
9
6
25
34
41
46
48
50
45
37
24

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
17
18
18
17
17
16
16
16
16
14
14
14
14
13
12
11
11
10
11
12

Dew Point (°C)

8
8
8
9
9
8
8
9
9
10
10
10
10
9
9
9
9
9
9
9
9

Relative Humidity (%)

51
52
52
53
53
54
55
60
65
70
74
76
79
80
81
81
81
81
81
77
75

Pressure (mb)

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

Ozone (du)

388
383
378
373
371
369
366
367
368
368
368
368
368
367
366
365
365
366
366
366
366

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

Generated: 13/04/26 12:09:37. Forecast: 13/04/26 to 19/04/26. Timezone: UTC+3.00