Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 29

Waning Gibbous 64%

02:32

08:54

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

Sun - Rise: 05:44, Set: 20:19, Transit: 13:03. Moon - Rise: 02:32, Set: 08:54. Civil Dark: 20:55 - 05:08. Nautical Dark: 21:40 - 04:23. Astro Dark: 22:32 - 03:30

Total Clouds (% Sky Obscured)

54
45
38
43
72
60
45
37
16
0
0
0
5
3
7
16
21
57
55
55
49
38
22
21

Low Clouds (% Sky Obscured)

0
8
21
25
36
54
37
28
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
2
2
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)

5
8
10
40
63
25
19
14
12
0
0
0
3
2
5
12
17
52
50
50
40
28
18
17

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
10
3
1
2
0
1
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)

3
3
3
3
3
3
4
5
5
5
5
3
4
4
4
4
4
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

11
12
13
15
16
16
17
18
18
18
17
16
13
12
11
11
11
11
10
10
10
10
10
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
71
65
62
60
57
51
50
42
40
43
59
72
83
83
79
79
81
83
85
87
88
90
81

Pressure (mb)

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

Ozone (du)

365
365
363
358
354
353
355
356
358
359
358
358
356
359
361
362
361
361
361
361
364
365
366
366

Tuesday 30

Waning Gibbous 53%

03:07

10:08

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

Sun - Rise: 05:42, Set: 20:21, Transit: 13:02. Moon - Rise: 03:07, Set: 10:08. Civil Dark: 20:56 - 05:07. Nautical Dark: 21:42 - 04:21. Astro Dark: 22:35 - 03:27

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
1
3
3
44
44
44
34
35
35
40
48
21
12
1
1
0
3
63

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
0
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
1
3
3
38
34
34
34
34
34
39
46
21
12
1
1
0
3
63

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
59
52
47
42
39
37
37
38
38
43
52
66
70
74
75
77
79
81
83
85
87
87
80

Pressure (mb)

1018
1018
1017
1017
1016
1016
1015
1015
1014
1014
1013
1013
1013
1014
1014
1014
1014
1014
1013
1013
1013
1012
1012
1011

Ozone (du)

365
364
363
363
365
367
368
368
368
370
373
371
370
372
372
371
371
370
370
371
369
367
365
363

Wednesday 1

Third Quarter 51%

03:32

11:30

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

Sun - Rise: 05:41, Set: 20:22, Transit: 13:02. Moon - Rise: 03:32, Set: 11:30. Civil Dark: 20:58 - 05:05. Nautical Dark: 21:44 - 04:19. Astro Dark: 22:38 - 03:24

Total Clouds (% Sky Obscured)

59
48
13
10
10
70
74
74
68
55
50
45
40
32
40
60
61
69
62
11
1
2
5
7

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
10
10
8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
2
0
0
1
0
1
16
0
0
0
0
1
2
4

High Clouds (% Sky Obscured)

58
44
9
5
5
45
40
40
35
30
25
20
20
12
18
20
17
15
9
1
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
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
7
8
9
10
11
12
12
12
12
12
12
11
10
10
10
9
9
8
9
8
9
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
59
52
49
44
42
40
40
40
42
51
60
70
83
87
87
87
87
88
88
88
88
90
83

Pressure (mb)

1011
1010
1010
1009
1009
1008
1008
1007
1006
1006
1006
1006
1006
1007
1007
1007
1007
1007
1006
1006
1006
1006
1006
1005

Ozone (du)

359
356
355
355
355
354
355
355
356
355
355
355
356
356
356
356
358
359
362
361
363
366
365
365

Thursday 2

Waning Crescent 41%

03:53

12:55

08 Good
09 OK
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: 05:39, Set: 20:24, Transit: 13:02. Moon - Rise: 03:53, Set: 12:55. Civil Dark: 21:00 - 05:03. Nautical Dark: 21:46 - 04:17. Astro Dark: 22:40 - 03:21

Total Clouds (% Sky Obscured)

8
37
55
61
70
59
49
63
64
64
64
65
67
74
78
82
87
91
92
94
95
96
97
99

Low Clouds (% Sky Obscured)

11
32
46
48
51
38
30
27
28
31
44
27
44
47
50
54
58
62
63
60
58
61
70
77

Medium Clouds (% Sky Obscured)

13
26
36
30
31
25
21
24
41
16
19
22
26
72
37
71
77
87
84
36
31
76
88
95

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
17
20
15
10
14
13
16
23
30
40
44
38
67
83
37
58
43

ISS Passover

Visibility (miles)

9
9
9
9
8
5
5
9
8
4
5
9
4
0
0
0
0
0
0
0
0
0
0
0

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

Precipitation Probability (%)

0
0
0
16
43
66
75
72
74
69
57
71
55
83
91
93
95
87
37
22
23
28
30
26

Precipitation Amount (mm)

0
0
0
0
0
0.4
0.5
0.4
0.5
0.4
0
0.2
0
0.3
0.4
0.6
1.2
0.8
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
12
13
14
14
13
13
13
12
12
12
11
10
11
11
11
10
9
8
6
5
5
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
66
61
56
56
63
66
70
65
67
71
79
84
96
98
98
96
98
98
98
98
98
98
98

Pressure (mb)

1005
1005
1005
1005
1004
1004
1004
1004
1003
1003
1003
1004
1004
1006
1007
1008
1009
1009
1009
1009
1010
1010
1011
1011

Ozone (du)

365
367
367
365
365
366
372
374
372
371
368
366
362
358
358
360
358
359
360
360
360
361
359
358

Friday 3

Waning Crescent 30%

04:09

14:20

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: 05:37, Set: 20:25, Transit: 13:02. Moon - Rise: 04:09, Set: 14:20. Civil Dark: 21:01 - 05:01. Nautical Dark: 21:48 - 04:14. Astro Dark: 22:43 - 03:18

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
100
96
92
90
100
100
100
100
100
100
100
100
100
100
99
97

Low Clouds (% Sky Obscured)

77
82
84
82
79
76
75
73
72
70
74
77
90
89
88
72
56
40
34
28
22
24
32
36

Medium Clouds (% Sky Obscured)

88
69
91
88
49
46
39
63
50
53
30
45
63
66
70
80
90
100
92
86
78
60
45
30

High Clouds (% Sky Obscured)

59
79
94
100
96
80
100
100
93
46
27
40
100
100
100
100
100
100
100
100
100
88
73
60

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
9
9
9
9
9
9
7
5
2
5
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
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
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
None
None

Precipitation Probability (%)

16
20
9
20
8
11
8
4
5
14
4
0
38
59
77
76
79
85
72
72
74
52
33
4

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.7
0.6
0.7
0.8
0.5
0.5
0.6
0.3
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
98
96
96
95
90
86
81
85
88
91
95
96
98
98
96
96
96
96
94
88
82

Pressure (mb)

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

Ozone (du)

358
358
358
357
358
359
359
359
359
358
357
356
355
354
353
352
351
351
350
351
352
353
355
357

Saturday 4

Waning Crescent 19%

04:25

15:45

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: 05:36, Set: 20:27, Transit: 13:02. Moon - Rise: 04:25, Set: 15:45. Civil Dark: 21:03 - 04:59. Nautical Dark: 21:50 - 04:12. Astro Dark: 22:46 - 03:15

Total Clouds (% Sky Obscured)

93
90
82
80
82
86
89
91
92
81
69
57
63
71
79
73
67
60
73
86
100
98
97
96

Low Clouds (% Sky Obscured)

41
47
52
61
70
79
78
78
79
67
61
57
54
54
48
43
39
34
49
61
72
78
84
90

Medium Clouds (% Sky Obscured)

24
14
7
14
18
29
29
29
25
27
26
32
24
34
50
38
25
6
7
7
9
16
23
35

High Clouds (% Sky Obscured)

53
42
40
27
14
1
1
0
0
1
1
2
11
20
23
21
19
17
27
33
40
45
50
60

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3
0
0
0

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
Very Light Rain

Precipitation Probability (%)

5
4
1
7
9
6
16
19
20
28
35
42
43
43
41
30
24
19
18
16
9
21
36
53

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
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
6
5
5
5
6
6
10
10
9
9
9
9
6
6
6
6
5
4
3
3
3
4
3

Dew Point (°C)

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

Relative Humidity (%)

76
69
63
57
56
55
54
58
62
65
71
76
81
85
88
91
91
88
85
89
94
96
96
96

Pressure (mb)

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

Ozone (du)

359
361
362
363
366
368
371
372
373
374
367
361
354
353
352
352
351
351
351
352
352
353
358
362

Sunday 5

Waning Crescent 11%

04:41

17:10

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

Sun - Rise: 05:34, Set: 20:28, Transit: 13:02. Moon - Rise: 04:41, Set: 17:10. Civil Dark: 21:04 - 04:58. Nautical Dark: 21:52 - 04:10. Astro Dark: 22:49 - 03:12

Total Clouds (% Sky Obscured)

94
96
97
97
98
99
99
99
98
94
90
87
83
80
76
65
54
43

Low Clouds (% Sky Obscured)

87
83
81
82
84
87
79
74
69
71
73
75
72
70
66
66
69
70

Medium Clouds (% Sky Obscured)

47
49
60
69
77
84
78
68
57
32
13
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

65
70
75
75
75
75
75
60
60
51
46
42
43
47
44
37
30
20

ISS Passover

Visibility (miles)

0
0
0
0
3
6
9
8
7
7
8
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

Precipitation Type

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

Precipitation Probability (%)

61
65
66
57
49
45
38
32
30
29
25
19
16
11
1
15
17
12

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
94
93
91
88
85
80
83
85
88
91
93
96
96
96

Pressure (mb)

1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1017
1017
1018
1018
1017

Ozone (du)

366
369
371
373
374
375
376
379
382
384
384
384
384
384
383
383
383
383

Forecast for Horská Kvilda, Klatovy District, Czech Republic (49.06,13.56)

Generated: 29/04/24 08:17:45. Forecast: 29/04/24 to 05/05/24. Timezone: UTC+2.00