Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 19

Waxing Gibbous 87%

No Rise

03:33

17 OK
18 OK
19 OK
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

Sun - Rise: 05:03, Set: 20:36, Transit: 12:50. Moon - Rise: No Rise, Set: 03:33. Civil Dark: 21:15 - 04:23. Nautical Dark: 22:08 - 03:30. Astro Dark: 23:20 - 02:16

Total Clouds (% Sky Obscured)

35
39
42
100
100
100
100
100
100
98
99
93
83
100
72
83
79
99
100
100
97
99
58
68

Low Clouds (% Sky Obscured)

33
0
0
0
0
0
2
0
0
18
32
40
43
47
33
42
35
29
40
42
40
37
38
31

Medium Clouds (% Sky Obscured)

0
0
0
2
2
5
81
34
41
26
32
75
63
60
52
51
60
56
51
25
46
38
2
2

High Clouds (% Sky Obscured)

0
50
60
100
100
100
100
100
100
97
96
79
51
100
50
40
52
90
96
100
96
99
27
46

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

Precipitation Probability (%)

0
0
0
1
0
1
0
0
1
5
8
8
20
55
43
20
26
57
55
49
49
62
53
49

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0.2
0
0
0
0.3
0
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

22
22
20
18
16
15
14
13
13
12
11
11
11
11
14
16
17
18
18
20
20
20
21
21

Dew Point (°C)

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

Relative Humidity (%)

58
59
70
78
85
87
90
92
93
93
93
95
93
92
83
75
67
62
56
51
52
49
49
65

Pressure (mb)

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

Ozone (du)

387
385
381
376
373
373
373
374
372
369
367
369
371
375
377
381
382
382
383
382
379
375
374
373

Monday 20

Waxing Gibbous 93%

17:28

03:47

17 Bad
18 OK
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

Sun - Rise: 05:01, Set: 20:37, Transit: 12:50. Moon - Rise: 17:28, Set: 03:47. Civil Dark: 21:16 - 04:22. Nautical Dark: 22:10 - 03:28. Astro Dark: 23:24 - 02:12

Total Clouds (% Sky Obscured)

68
12
59
52
64
81
58
65
67
49
86
95
94
100
100
100
100
100
95
99
100
100
100
100

Low Clouds (% Sky Obscured)

33
8
0
0
6
31
45
55
44
50
49
44
40
51
42
35
40
35
56
43
60
59
83
66

Medium Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
18
0
15
14
27
24
46
53

High Clouds (% Sky Obscured)

44
6
72
66
69
77
37
48
63
34
58
95
79
98
98
100
100
100
94
98
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
Light Rain

Precipitation Probability (%)

37
37
31
26
2
7
16
3
1
3
8
9
9
10
7
6
8
12
9
23
30
40
70
95

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
0.9

Wind Speed/Direction (mph)

5
5
4
4
4
3
3
3
4
4
3
4
4
4
5
7
10
12
13
13
13
13
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

16
16
16
15
15
14
14
13
13
13
14
14
13
14
15
15
15
13
14
14
15
15
14
15

Relative Humidity (%)

73
70
76
82
92
93
93
93
93
93
95
96
96
95
92
88
77
67
65
62
61
62
60
66

Pressure (mb)

1011
1010
1010
1011
1011
1011
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1010
1010
1010
1009
1009
1009
1008
1007

Ozone (du)

370
369
369
369
370
371
373
369
364
361
356
350
346
345
346
347
349
346
345
344
343
343
344
345

Tuesday 21

Waxing Gibbous 97%

18:40

04:04

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 05:00, Set: 20:38, Transit: 12:50. Moon - Rise: 18:40, Set: 04:04. Civil Dark: 21:18 - 04:20. Nautical Dark: 22:11 - 03:26. Astro Dark: 23:27 - 02:09

Total Clouds (% Sky Obscured)

60
99
92
63
96
100
100
100
100
100
100
100
100
100
100
100
99
100
100
100
99
94
95
94

Low Clouds (% Sky Obscured)

20
31
33
47
66
49
62
78
86
77
89
90
90
91
81
86
84
100
99
100
79
74
57
35

Medium Clouds (% Sky Obscured)

57
57
52
45
82
43
37
79
52
74
52
60
68
60
56
55
59
99
60
92
47
46
42
41

High Clouds (% Sky Obscured)

65
99
90
56
87
100
100
100
100
100
73
92
77
77
81
67
86
90
76
86
80
64
70
70

ISS Passover

Visibility (miles)

9
9
9
9
2
9
9
3
9
9
9
9
7
1
1
3
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
Light Rain
None
None
None
None
None

Precipitation Probability (%)

71
95
95
95
95
95
95
91
95
86
95
95
95
91
95
60
37
30
50
39
17
13
21
11

Precipitation Amount (mm)

0
0.7
1
1.5
2
1.2
0.9
0.4
0.6
0.5
0.9
0.7
1.1
0.7
1
0.2
0
0
0.4
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
21
19
19
19
18
17
17
16
16
17
17
16
15
14
14
14
16
15
15
15
16
17
17

Dew Point (°C)

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

Relative Humidity (%)

68
68
75
82
93
95
98
98
98
96
96
98
96
98
96
96
95
86
87
79
81
61
62
61

Pressure (mb)

1007
1007
1006
1006
1007
1007
1006
1006
1006
1006
1006
1005
1006
1006
1006
1007
1007
1007
1007
1008
1008
1008
1008
1008

Ozone (du)

346
346
345
347
349
347
347
347
348
348
349
349
351
353
353
354
356
357
356
355
355
354
353
354

Wednesday 22

Waxing Gibbous 100%

19:55

04:26

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

Sun - Rise: 04:59, Set: 20:39, Transit: 12:50. Moon - Rise: 19:55, Set: 04:26. Civil Dark: 21:19 - 04:19. Nautical Dark: 22:13 - 03:25. Astro Dark: 23:31 - 02:06

Total Clouds (% Sky Obscured)

76
70
47
21
27
32
47
66
51
58
80
80
83
73
53
38
86
90
91
93
92
96
97
100

Low Clouds (% Sky Obscured)

19
8
5
8
16
24
28
31
35
28
20
12
20
28
36
43
51
58
63
69
72
69
65
58

Medium Clouds (% Sky Obscured)

28
17
8
14
19
25
31
37
41
37
34
29
32
33
36
35
29
24
19
16
12
10
7
5

High Clouds (% Sky Obscured)

50
37
9
0
1
1
4
8
4
7
25
25
25
17
9
2
23
22
24
26
32
54
77
98

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

Precipitation Probability (%)

15
16
16
10
3
0
4
12
15
27
29
35
28
16
12
47
56
64
59
52
40
39
39
43

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.3
0.2
0.2
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
61
69
81
87
90
93
95
95
96
96
95
96
93
83
75
68
64
62
61
61
59
57
55

Pressure (mb)

1008
1009
1009
1009
1010
1011
1011
1011
1012
1012
1012
1013
1013
1013
1014
1014
1014
1014
1015
1015
1015
1015
1014
1014

Ozone (du)

354
358
360
359
359
362
363
362
361
361
360
361
361
361
360
359
357
356
356
356
355
355
357
357

Thursday 23

Full Moon 100%

21:11

04:55

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 04:58, Set: 20:41, Transit: 12:50. Moon - Rise: 21:11, Set: 04:55. Civil Dark: 21:21 - 04:18. Nautical Dark: 22:15 - 03:23. Astro Dark: 23:34 - 02:02

Total Clouds (% Sky Obscured)

99
99
98
81
61
43
62
83
100
100
99
99
91
84
73
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

49
48
36
17
8
0
18
37
55
57
58
56
47
34
22
28
38
49
55
62
68
54
43
30

Medium Clouds (% Sky Obscured)

3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
3
7
11
25
35
51
62
71
86

High Clouds (% Sky Obscured)

96
95
94
71
48
24
49
73
100
97
94
91
72
54
38
100
100
100
99
97
95
96
98
100

ISS Passover

Visibility (miles)

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

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
Very Light Rain

Precipitation Probability (%)

44
42
38
37
32
6
6
4
0
1
1
3
20
23
9
27
35
38
60
75
85
82
79
76

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.6
0.5
0.4
0.3

Wind Speed/Direction (mph)

4
4
3
3
3
3
4
4
4
4
4
4
4
3
4
6
8
9
10
9
9
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

54
60
70
75
85
90
93
95
95
96
96
96
96
93
87
79
77
75
72
75
78
82
84
86

Pressure (mb)

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

Ozone (du)

358
359
359
358
359
362
363
364
365
365
365
365
363
363
362
362
362
363
363
362
360
359
359
359

Friday 24

Waning Gibbous 98%

22:24

05:37

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 04:57, Set: 20:42, Transit: 12:50. Moon - Rise: 22:24, Set: 05:37. Civil Dark: 21:22 - 04:17. Nautical Dark: 22:17 - 03:22. Astro Dark: 23:38 - 01:59

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
98
95
93
95
97
99
93
87
81
85
90
94
94
95
95

Low Clouds (% Sky Obscured)

25
20
14
20
28
36
42
52
67
75
80
85
84
83
80
74
68
63
64
65
67
61
56
54

Medium Clouds (% Sky Obscured)

82
76
70
81
88
96
82
65
42
29
22
15
28
44
57
51
45
36
27
17
8
26
41
55

High Clouds (% Sky Obscured)

100
100
100
99
98
97
98
99
100
85
70
54
50
47
43
47
51
59
54
53
48
54
63
65

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

71
70
73
70
64
44
60
58
48
40
33
17
22
20
16
29
35
38
47
59
64
66
69
73

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
18
18
17
16
15
15
15
15
15
14
14
14
15
15
16
17
18
19
19
20
20
20
19

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
89
93
95
95
96
98
96
98
96
96
98
96
95
93
90
83
76
70
71
70
71
75
80

Pressure (mb)

1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

359
359
360
360
360
360
360
361
361
361
362
362
363
363
363
364
364
364
365
366
366
367
367
367

Saturday 25

Waning Gibbous 93%

23:28

06:33

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
12 Bad
13 Bad

Sun - Rise: 04:56, Set: 20:43, Transit: 12:50. Moon - Rise: 23:28, Set: 06:33. Civil Dark: 21:23 - 04:16. Nautical Dark: 22:19 - 03:20. Astro Dark: 23:41 - 01:55

Total Clouds (% Sky Obscured)

80
65
52
51
50
46
41
35
29
32
35
38
42
50
50
63
74
83
87
94
100

Low Clouds (% Sky Obscured)

47
41
35
46
57
68
72
73
74
76
73
71
75
78
82
78
73
69
64
59
54

Medium Clouds (% Sky Obscured)

45
38
35
38
41
42
52
57
59
60
61
65
62
54
49
56
60
68
76
83
91

High Clouds (% Sky Obscured)

62
60
51
53
64
67
61
54
51
58
65
76
81
81
81
76
76
71
67
63
54

ISS Passover

Visibility (miles)

4
6
7
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

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

Precipitation Probability (%)

68
63
57
75
91
94
92
91
91
73
57
38
57
64
58
57
78
95
78
59
49

Precipitation Amount (mm)

0.4
0.3
0.2
0.5
0.8
0.7
0.8
0.8
0.9
0.5
0.3
0
0.3
0.3
0.2
0.2
0.5
0.7
0.5
0.2
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
18
18
17
17
16
15
15
15
15
15
15
15
16
16
17
17
18
18
19
19

Feels Like (°C)

18
18
19
19
17
18
19
19
18
19
17
17
17
16
15
15
18
17
16
17
18

Dew Point (°C)

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

Relative Humidity (%)

85
86
89
92
93
93
95
95
95
95
95
95
95
93
90
89
81
74
69
66
64

Pressure (mb)

1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1018
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

367
366
365
364
365
365
366
366
366
366
365
365
365
365
364
364
364
364
364
364
364

Forecast for Brno, Město Brno, Czech Republic (49.20,16.61)

Generated: 19/05/24 17:27:47. Forecast: 19/05/24 to 25/05/24. Timezone: UTC+2.00