Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 19

Waxing Crescent 27%

10:02

00:20

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

Sun - Rise: 04:52, Set: 21:15, Transit: 13:03. Moon - Rise: 10:02, Set: 00:20. Civil Dark: 21:59 - 04:07. Nautical Dark: 23:06 - 03:01. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

11
20
10
17
8
16
21
63
50
14
10
6
3
15
2
87
99
80
34
0
67
96
34
75

Low Clouds (% Sky Obscured)

0
0
0
0
2
4
9
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

11
20
10
17
8
16
21
34
25
14
10
4
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

5
5
0
0
0
4
0
50
40
3
3
3
3
15
2
87
99
80
27
0
66
95
31
74

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
1
1
1
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)

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

Chance of Frost

Temperature (°C)

24
26
28
29
30
31
32
33
33
33
33
32
31
29
26
25
24
24
22
22
21
20
20
22

Feels Like (°C)

28
29
31
31
32
34
34
35
33
33
35
34
33
32
29
28
25
24
23
24
24
21
21
25

Dew Point (°C)

19
19
19
17
17
17
17
18
18
18
20
21
23
22
20
19
19
18
18
18
17
15
16
16

Relative Humidity (%)

71
64
58
49
44
42
41
40
39
40
46
52
61
66
69
71
72
72
74
75
77
76
75
70

Pressure (mb)

1020
1020
1020
1020
1020
1019
1019
1019
1018
1018
1018
1017
1017
1018
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020

Ozone (du)

334
333
332
332
333
333
332
331
330
328
328
328
329
331
332
332
330
328
327
327
325
323
323
324

Saturday 20

Waxing Crescent 37%

11:22

00:34

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

Sun - Rise: 04:52, Set: 21:15, Transit: 13:03. Moon - Rise: 11:22, Set: 00:34. Civil Dark: 22:00 - 04:07. Nautical Dark: 23:06 - 03:01. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

96
100
25
22
98
100
92
39
77
62
100
100
100
46
44
19
9
28
21
1
6
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
16
28
0
2
5
25
14
1
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

3
0
0
0
48
51
44
29
56
30
45
54
0
0
12
0
3
3
0
1
0
0
0
0

High Clouds (% Sky Obscured)

95
100
25
18
36
35
25
30
35
40
100
100
100
44
39
14
3
17
12
0
4
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
1
3
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
Moderate Rain
Heavy Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
16
21
29
32
95
95
95
21
18
12
5
3
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
6
16.4
1.3
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

2
3
4
4
4
4
4
5
4
4
16
4
4
3
2
3
3
3
3
3
3
3
3
2

Chance of Frost

Temperature (°C)

24
26
28
30
31
32
33
33
33
33
29
28
28
27
26
24
23
22
21
21
20
20
20
22

Feels Like (°C)

26
27
28
32
34
33
34
34
36
35
27
30
29
28
29
27
26
25
24
24
23
23
23
26

Dew Point (°C)

17
17
17
18
19
19
19
19
19
19
28
28
27
26
25
23
22
20
20
19
18
18
18
19

Relative Humidity (%)

63
58
53
50
48
45
44
43
42
44
91
97
95
94
94
92
91
89
89
88
86
86
85
80

Pressure (mb)

1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1020
1020
1020
1021
1022
1022
1023
1023
1023
1023
1023
1024
1024
1024

Ozone (du)

324
328
330
330
330
331
334
335
336
338
322
328
332
336
340
341
342
341
341
341
341
340
338
338

Sunday 21

First Quarter 48%

12:39

00:47

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

Sun - Rise: 04:52, Set: 21:15, Transit: 13:04. Moon - Rise: 12:39, Set: 00:47. Civil Dark: 22:00 - 04:08. Nautical Dark: 23:06 - 03:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

5
4
3
0
35
40
45
48
44
47
46
40
41
37
100
76
87
66
92
95
97
32
26
25

Low Clouds (% Sky Obscured)

0
0
0
0
2
38
16
20
19
17
18
0
3
36
0
0
0
15
14
13
12
15
19
21

Medium Clouds (% Sky Obscured)

0
0
0
0
1
19
9
6
7
0
27
0
21
20
22
3
0
20
15
8
0
0
0
0

High Clouds (% Sky Obscured)

5
4
3
0
20
20
25
29
29
27
21
20
24
24
100
68
87
47
78
89
96
27
26
25

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
Light Rain
Ice pellet
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
2
20
33
36
29
38
31
39
3
1
68
42
16
7
5
17
33
22
6
3
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.9
0.3
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

24
27
29
30
31
32
32
31
32
31
30
28
27
26
23
23
22
22
21
20
20
20
20
21

Feels Like (°C)

28
29
31
33
34
35
34
34
34
33
31
31
30
29
26
24
25
23
23
21
21
21
24
25

Dew Point (°C)

20
20
21
21
22
22
21
20
20
18
19
20
20
20
18
19
19
19
18
18
18
18
18
19

Relative Humidity (%)

74
67
62
59
58
55
52
51
48
47
53
59
66
70
73
79
83
84
85
88
88
89
88
84

Pressure (mb)

1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1026
1026
1027
1027
1027
1027
1026
1026
1026
1026
1026
1026

Ozone (du)

336
333
331
332
331
330
329
328
327
327
326
326
325
325
324
324
324
324
324
324
324
323
321
321

Monday 22

Waxing Gibbous 58%

13:52

01:00

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

Sun - Rise: 04:53, Set: 21:15, Transit: 13:04. Moon - Rise: 13:52, Set: 01:00. Civil Dark: 22:00 - 04:08. Nautical Dark: 23:06 - 03:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

35
37
43
44
61
48
45
46
93
84
65
39
43
33
31
41
46
53
69
84
100
99
99
98

Low Clouds (% Sky Obscured)

19
17
15
21
27
33
34
33
31
20
12
3
4
4
5
12
18
23
25
55
55
54
42
16

Medium Clouds (% Sky Obscured)

0
0
0
7
13
22
15
7
0
0
0
0
0
0
0
29
23
13
30
30
30
20
20
20

High Clouds (% Sky Obscured)

34
37
43
44
61
46
45
46
92
84
65
39
43
33
31
35
9
19
43
75
100
99
97
97

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
3
9
7
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

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

Precipitation Probability (%)

32
42
50
52
44
40
48
48
37
32
23
4
12
25
11
4
10
25
48
60
52
59
76
75

Precipitation Amount (mm)

0
0
0.2
0.2
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0.2
0.6
0.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
23
24
25
27
27
29
29
29
29
29
28
27
25
23
22
21
21
20
19
20
19
20
21

Feels Like (°C)

26
26
27
29
30
30
32
31
31
29
30
28
28
26
24
23
22
22
21
21
21
21
21
22

Dew Point (°C)

19
18
18
18
18
17
17
16
16
17
17
18
19
18
16
16
16
16
16
16
17
17
19
20

Relative Humidity (%)

79
73
67
64
57
53
50
47
46
46
49
54
61
65
64
67
71
75
79
82
86
89
92
94

Pressure (mb)

1026
1026
1026
1026
1025
1025
1024
1024
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021

Ozone (du)

319
317
316
319
319
319
319
319
319
319
320
320
319
319
316
315
316
314
313
315
316
320
322
322

Tuesday 23

Waxing Gibbous 68%

15:05

01:14

08 Bad
09 Bad
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 OK
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 04:53, Set: 21:16, Transit: 13:04. Moon - Rise: 15:05, Set: 01:14. Civil Dark: 22:00 - 04:08. Nautical Dark: 23:06 - 03:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

85
70
31
39
49
67
72
95
85
40
40
43
47
56
63
52
42
31
54
77
100
88
76
64

Low Clouds (% Sky Obscured)

12
12
14
20
24
37
28
17
0
0
0
0
3
3
2
2
1
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

20
33
28
30
30
27
22
20
17
9
4
0
1
1
2
1
0
0
0
0
0
4
8
12

High Clouds (% Sky Obscured)

75
34
3
28
49
67
72
94
85
40
40
33
47
50
52
43
35
26
51
75
100
78
48
15

ISS Passover

Visibility (miles)

7
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

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

Precipitation Probability (%)

74
24
4
44
56
37
32
41
8
15
24
37
37
35
31
28
21
4
8
7
0
0
0
0

Precipitation Amount (mm)

0.7
0
0
0
0.3
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
4
3
4
5
6
6
7
7
6
4
3
2
4
4
3
3
3
3
3
2
3

Chance of Frost

Temperature (°C)

22
24
27
28
29
30
31
32
32
31
31
29
28
25
24
23
23
22
21
21
20
20
22
23

Feels Like (°C)

24
25
28
31
34
34
34
34
33
32
33
32
31
29
29
28
28
27
26
23
23
23
23
23

Dew Point (°C)

21
22
23
22
22
22
22
21
20
20
20
20
21
20
20
20
20
20
19
19
19
18
19
19

Relative Humidity (%)

92
85
81
69
65
59
57
53
50
50
52
58
65
71
78
85
87
87
89
89
89
89
85
81

Pressure (mb)

1021
1020
1020
1019
1019
1018
1018
1017
1017
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

324
324
324
324
323
323
323
322
323
325
325
322
316
315
315
314
314
313
313
312
312
312
312
312

Wednesday 24

Waxing Gibbous 77%

16:17

01:31

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

Sun - Rise: 04:53, Set: 21:16, Transit: 13:04. Moon - Rise: 16:17, Set: 01:31. Civil Dark: 22:00 - 04:09. Nautical Dark: 23:06 - 03:03. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

57
50
45
50
55
60
49
35
23
35
48
61
42
22
2
16
27
37
30
22
14
20
28
34

Low Clouds (% Sky Obscured)

0
0
0
1
3
4
9
13
15
27
41
56
35
17
0
12
22
35
27
19
14
20
28
34

Medium Clouds (% Sky Obscured)

11
11
10
10
7
6
6
4
4
5
7
12
11
8
2
2
1
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

14
10
9
37
55
60
49
30
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 (%)

6
6
2
12
25
32
36
33
29
26
29
16
29
22
3
2
1
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
3
3
3
4
5
5
6
6
6
7
7
5
4
3
2
2
2
3
3
3
4
5

Chance of Frost

Temperature (°C)

24
26
28
29
29
29
30
30
30
31
29
28
27
26
24
23
23
22
22
21
21
20
21
22

Feels Like (°C)

23
28
29
29
29
29
30
34
33
32
33
32
32
27
27
27
27
25
25
23
23
22
22
22

Dew Point (°C)

20
20
20
20
19
17
17
16
16
16
16
16
17
17
17
16
17
16
16
15
15
15
15
15

Relative Humidity (%)

77
69
63
56
52
48
44
43
42
41
45
49
55
59
62
67
68
68
68
69
70
71
68
66

Pressure (mb)

1017
1017
1017
1017
1016
1016
1016
1016
1016
1015
1015
1016
1016
1016
1017
1017
1018
1018
1018
1018
1018
1018
1019
1019

Ozone (du)

312
312
311
311
311
310
310
309
308
308
308
308
308
308
308
307
308
308
308
308
307
307
308
309

Thursday 25

Waxing Gibbous 85%

17:29

01:52

08 OK
09 OK
10 Good
11 Good
12 Good
13 Good
14 Good
15 OK
16 Good
17 Good
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good
00 OK
01 OK

Sun - Rise: 04:54, Set: 21:16, Transit: 13:05. Moon - Rise: 17:29, Set: 01:52. Civil Dark: 22:00 - 04:09. Nautical Dark: 23:06 - 03:04. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

29
22
10
11
11
12
13
14
15
9
5
0
0
0
0
9
20
31

Low Clouds (% Sky Obscured)

28
19
10
11
11
12
13
14
12
8
4
0
0
0
0
7
15
26

Medium Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
1
1
2
4
6
1
2
2
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
23
24
25
26
27
28
28
28
28
27
25
24
23
21
20
19
18

Feels Like (°C)

22
25
25
26
26
27
28
30
30
29
29
29
29
24
24
24
23
23

Dew Point (°C)

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

Relative Humidity (%)

64
60
57
53
50
48
45
44
43
42
46
50
54
57
60
64
63
63

Pressure (mb)

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

Ozone (du)

310
310
309
308
308
309
310
309
309
309
309
309
310
310
310
310
310
310

Forecast for Královské Vinohrady, Praha 2, Czech Republic (50.08,14.44)

Generated: 19/06/26 08:33:09. Forecast: 19/06/26 to 25/06/26. Timezone: UTC+2.00