Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 19

Waxing Gibbous 85%

15:09

04:53

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
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:49, Set: 19:57, Transit: 12:54. Moon - Rise: 15:09, Set: 04:53. Civil Dark: 20:32 - 05:14. Nautical Dark: 21:15 - 04:30. Astro Dark: 22:05 - 03:40

Total Clouds (% Sky Obscured)

81
87
90
92
100
100
100
100
100
100
100
100
100
100
100
95
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

81
70
67
90
80
93
80
81
84
94
99
100
94
100
100
93
93
99
100
100
100
99
99
99

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
94
100
100
99
98
99
90
100
98
100
100
97
100
100
100

High Clouds (% Sky Obscured)

100
100
100
98
100
100
100
100
97
100
84
76
77
88
75
75
75
77
81
86
93
71
70
40

ISS Passover

Visibility (miles)

9
9
9
9
8
3
6
9
8
4
3
3
2
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
41
38
41
38
41
39
41
72

Precipitation Type

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

Precipitation Probability (%)

54
38
13
12
43
77
71
63
76
84
90
90
95
86
56
44
53
49
33
55
65
64
83
84

Precipitation Amount (mm)

0.4
0
0
0
0
0.6
0.5
0.4
0.6
0.6
0.7
0.6
1
0.7
0.2
0
0.3
0.2
0
0.3
0.3
0.2
0.6
0.7

Wind Speed/Direction (mph)

3
4
4
6
9
9
11
12
13
14
15
16
15
13
11
9
8
7
7
7
6
6
6
6

Chance of Frost

Temperature (°C)

0
2
3
4
5
6
6
7
7
7
6
5
5
4
4
3
3
3
3
3
3
3
3
3

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
74
68
66
68
66
65
60
63
74
81
85
93
98
98
98
96
98
98
100
100
100
100
100

Pressure (mb)

1015
1015
1014
1014
1013
1012
1011
1009
1009
1007
1006
1006
1005
1005
1005
1005
1005
1006
1006
1005
1005
1006
1006
1006

Ozone (du)

453
445
447
447
443
435
433
436
431
417
409
411
410
410
411
412
411
412
415
421
427
429
429
429

Saturday 20

Waxing Gibbous 91%

16:18

05:04

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
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:47, Set: 19:58, Transit: 12:54. Moon - Rise: 16:18, Set: 05:04. Civil Dark: 20:33 - 05:12. Nautical Dark: 21:17 - 04:28. Astro Dark: 22:07 - 03:37

Total Clouds (% Sky Obscured)

100
100
99
99
100
100
100
96
100
100
100
98
95
91
99
96
76
68
65
61
49
52
44
47

Low Clouds (% Sky Obscured)

100
99
97
96
85
87
96
88
90
93
88
87
74
69
66
65
69
64
59
45
55
61
54
65

Medium Clouds (% Sky Obscured)

100
99
97
56
75
38
38
49
89
99
96
91
62
46
63
33
8
5
11
15
17
15
30
19

High Clouds (% Sky Obscured)

17
65
52
3
5
4
38
43
27
11
14
39
45
66
26
4
4
8
19
16
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
0
1
3
4
1
0
0
0
0
0
0
0
2
9
9
9
9
9
6
5

Fog (%)

99
81
43
41
17
6
2
0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

64
39
43
51
63
66
79
89
95
85
58
39
38
28
27
21
7
3
3
3
2
2
2
2

Precipitation Amount (mm)

0.5
0
0.2
0.3
0.3
0.2
0.4
0.6
0.9
0.6
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
96
96
96
94
93
91
80
80
98
96
94
94
94
96
96
91
92
91
91
92
91
92
92

Pressure (mb)

1007
1008
1008
1009
1010
1010
1011
1011
1012
1014
1015
1016
1017
1018
1019
1019
1020
1020
1021
1021
1021
1021
1022
1022

Ozone (du)

429
427
424
425
427
429
433
437
442
447
452
453
454
452
449
446
443
441
440
441
441
441
440
440

Sunday 21

Waxing Gibbous 96%

17:26

05:15

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 OK
21 OK
22 Bad
23 OK
00 Bad
01 Bad
02 Bad
03 OK
04 Bad
05 Bad

Sun - Rise: 05:45, Set: 20:00, Transit: 12:53. Moon - Rise: 17:26, Set: 05:15. Civil Dark: 20:35 - 05:10. Nautical Dark: 21:19 - 04:25. Astro Dark: 22:10 - 03:34

Total Clouds (% Sky Obscured)

80
89
78
90
53
45
72
78
86
93
100
96
78
65
41
33
63
39
63
84
84
33
87
87

Low Clouds (% Sky Obscured)

84
95
77
90
59
46
58
45
53
80
100
79
56
29
27
19
8
4
8
14
16
19
22
24

Medium Clouds (% Sky Obscured)

6
1
0
0
4
5
6
51
42
30
32
17
5
5
2
2
4
16
49
53
15
8
14
11

High Clouds (% Sky Obscured)

1
1
4
4
1
4
4
12
32
44
30
30
21
48
21
21
72
40
76
85
82
11
79
80

ISS Passover

Visibility (miles)

7
6
4
6
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 (%)

5
7
18
9
4
4
13
5
4
13
9
3
3
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
9
11
12
12
13
13
13
13
13
12
12
10
8
8
7
5
5
5
5
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-4
-4
-4
-4
-3
-2
-1
-1
-0
-1
-0
-0
-1
-1
-3
-2
-3
-4
-3
-4
-5
-4
-4
-5

Dew Point (°C)

-2
-2
-2
-2
-3
-4
-3
-3
-3
-3
-3
-2
-2
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3

Relative Humidity (%)

94
89
83
77
69
62
59
56
56
56
54
58
60
63
73
77
81
86
87
84
84
86
87
87

Pressure (mb)

1022
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1024

Ozone (du)

441
441
441
441
439
440
438
435
430
426
424
421
421
419
418
419
420
422
422
422
419
418
418
420

Monday 22

Waxing Gibbous 99%

18:35

05:26

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
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:43, Set: 20:01, Transit: 12:53. Moon - Rise: 18:35, Set: 05:26. Civil Dark: 20:37 - 05:08. Nautical Dark: 21:21 - 04:23. Astro Dark: 22:13 - 03:31

Total Clouds (% Sky Obscured)

90
77
95
98
100
99
99
98
99
99
100
100
100
100
100
100
100
99
98
97
85
72
60
60

Low Clouds (% Sky Obscured)

26
27
28
29
37
39
41
42
58
70
84
75
65
67
56
56
71
72
58
62
45
34
22
16

Medium Clouds (% Sky Obscured)

7
3
31
65
100
87
76
69
79
91
100
96
100
100
100
100
100
93
90
79
70
59
45
50

High Clouds (% Sky Obscured)

80
61
90
93
100
97
93
90
93
97
100
100
100
100
93
87
85
85
80
85
85
85
80
75

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-5
-3
-2
-2
-1
0
1
1
2
2
2
2
2
1
-0
-1
-2
-2
-3
-3
-3
-3
-3
-3

Dew Point (°C)

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

Relative Humidity (%)

86
80
66
58
52
47
44
42
41
42
43
46
52
61
67
69
72
73
74
77
78
78
78
78

Pressure (mb)

1024
1024
1023
1023
1023
1023
1023
1022
1022
1022
1021
1021
1021
1022
1022
1023
1023
1023
1023
1023
1022
1022
1022
1022

Ozone (du)

424
427
429
429
429
428
424
417
412
412
413
413
411
411
412
414
418
427
434
435
436
437
436
436

Tuesday 23

Waxing Gibbous 100%

19:47

05:39

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
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:41, Set: 20:03, Transit: 12:53. Moon - Rise: 19:47, Set: 05:39. Civil Dark: 20:38 - 05:06. Nautical Dark: 21:23 - 04:20. Astro Dark: 22:15 - 03:28

Total Clouds (% Sky Obscured)

60
54
57
33
44
57
79
93
79
64
50
50
60
60
100
100
100
99
99
99
96
95
93
86

Low Clouds (% Sky Obscured)

19
15
17
28
40
50
78
94
83
68
50
49
7
2
43
32
23
25
22
18
15
14
13
12

Medium Clouds (% Sky Obscured)

60
54
47
7
4
0
0
0
0
0
1
0
0
0
37
56
72
79
86
91
82
69
59
62

High Clouds (% Sky Obscured)

71
25
0
0
0
0
0
0
2
43
53
90
90
90
99
98
98
92
86
80
80
80
80
80

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
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
4
10
1
13
3
3
2
0
6
6
4
4
3
1
7
10
10
8

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

Chance of Frost

Temperature (°C)

0
2
3
4
5
6
7
8
8
8
8
7
7
5
4
4
4
3
2
2
1
1
1
1

Feels Like (°C)

-3
-2
-0
2
4
4
5
4
4
4
4
4
2
1
-0
-0
0
-1
-1
-1
-1
-3
-3
-3

Dew Point (°C)

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

Relative Humidity (%)

80
76
68
60
54
50
47
45
46
50
50
53
55
64
71
69
69
68
69
70
74
76
77
77

Pressure (mb)

1022
1021
1021
1020
1020
1019
1019
1018
1018
1017
1017
1016
1016
1016
1016
1015
1015
1015
1014
1014
1013
1013
1012
1012

Ozone (du)

437
439
440
441
443
447
446
441
436
433
432
428
427
425
422
422
421
420
419
419
418
417
417
417

Wednesday 24

Full Moon 99%

21:01

05:56

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
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:39, Set: 20:04, Transit: 12:53. Moon - Rise: 21:01, Set: 05:56. Civil Dark: 20:40 - 05:03. Nautical Dark: 21:25 - 04:18. Astro Dark: 22:18 - 03:25

Total Clouds (% Sky Obscured)

80
66
64
79
96
97
99
100
100
100
100
100
100
100
98
97
97
95
94
96
95
94
93
93

Low Clouds (% Sky Obscured)

10
10
23
39
55
67
76
85
88
90
95
74
51
28
25
21
17
21
24
28
33
38
44
43

Medium Clouds (% Sky Obscured)

61
65
79
90
98
99
100
100
100
100
100
100
100
100
92
83
75
66
56
40
51
66
82
76

High Clouds (% Sky Obscured)

80
75
70
55
50
45
45
40
30
30
25
20
15
10
10
10
10
10
15
15
31
37
43
36

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 (%)

5
0
1
1
0
11
14
16
16
15
7
7
5
2
3
2
0
0
0
0
0
0
0
2

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
74
72
68
66
61
59
57
56
57
58
60
63
66
68
71
71
72
73
76
77
81
84
91

Pressure (mb)

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

Ozone (du)

415
413
411
408
405
402
401
400
399
401
404
407
410
413
416
415
414
413
413
413
413
412
410
409

Thursday 25

Waning Gibbous 96%

22:17

05:56

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
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 05:38, Set: 20:06, Transit: 12:53. Moon - Rise: 22:17, Set: 05:56. Civil Dark: 20:42 - 05:01. Nautical Dark: 21:28 - 04:15. Astro Dark: 22:21 - 03:22

Total Clouds (% Sky Obscured)

94
95
95
95
95
93
91
91
92
92
89
88
87
86
88
91
94
85
73
60

Low Clouds (% Sky Obscured)

46
56
62
69
76
82
83
84
84
84
85
71
58
50
59
68
75
70
64
59

Medium Clouds (% Sky Obscured)

75
65
51
43
32
35
39
37
34
27
21
35
51
63
70
76
82
73
67
56

High Clouds (% Sky Obscured)

29
23
32
37
51
35
22
5
8
9
11
13
15
15
10
6
1
1
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
7
8
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

Precipitation Type

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

Precipitation Probability (%)

8
15
31
40
49
56
60
69
73
74
75
53
41
35
25
18
13
16
18
12

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
-2
-2
1
1
0
1
1
2
6
5
4
5
5
4
2
1
2
1
1

Dew Point (°C)

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

Relative Humidity (%)

84
82
79
73
67
63
57
53
50
51
54
56
60
64
68
75
79
85
86
86

Pressure (mb)

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

Ozone (du)

410
411
412
415
418
421
422
423
424
424
425
425
428
431
434
435
437
438
434
431

Forecast for Dobruška, Rychnov nad Kněžnou District, Czech Republic (50.29,16.16)

Generated: 19/04/24 06:33:20. Forecast: 19/04/24 to 25/04/24. Timezone: UTC+2.00