Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 11

Waning Crescent 20%

02:21

16:50

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 Good
21 Good
22 OK
23 Bad
00 Bad
01 Bad
02 OK
03 OK
04 OK
05 Bad
06 Bad
07 Bad

Sun - Rise: 04:51, Set: 21:09, Transit: 13:00. Moon - Rise: 02:21, Set: 16:50. Civil Dark: 21:53 - 04:07. Nautical Dark: 22:57 - 03:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

82
88
85
74
56
94
100
100
66
85
65
14
4
4
10
43
74
75
37
30
25
84
90
94

Low Clouds (% Sky Obscured)

51
63
54
74
56
51
85
60
30
39
32
0
0
0
0
21
14
1
1
2
2
2
2
24

Medium Clouds (% Sky Obscured)

58
44
10
19
32
80
73
22
12
54
65
6
1
0
0
2
52
68
37
30
17
26
51
58

High Clouds (% Sky Obscured)

3
3
5
8
0
34
100
100
66
59
63
4
1
3
8
28
8
3
4
6
6
76
74
64

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

44
52
0
65
90
95
86
95
95
87
88
46
4
1
0
0
0
0
0
0
0
0
0
3

Precipitation Amount (mm)

0.3
0.4
0.3
0.2
0.5
1.2
0.4
1.1
0.9
0.4
0.8
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
80
72
63
57
56
61
64
62
68
74
79
83
85
88
88
88
90
91
91
91
91
90
85

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1021
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

390
392
391
393
399
405
407
408
407
407
409
407
399
394
390
389
386
385
384
383
379
373
372
370

Friday 12

Waning Crescent 12%

02:48

18:19

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: 04:51, Set: 21:09, Transit: 13:00. Moon - Rise: 02:48, Set: 18:19. Civil Dark: 21:53 - 04:06. Nautical Dark: 22:58 - 03:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
100
100
100
100
100
100
99
99
99
100
100
100
99
100
100
98
99
97
100
100
96
90
89

Low Clouds (% Sky Obscured)

45
47
69
75
82
86
100
96
88
82
92
70
61
67
57
55
62
64
61
93
82
82
84
81

Medium Clouds (% Sky Obscured)

51
82
100
98
100
92
71
80
81
95
85
95
96
96
100
81
47
91
91
89
100
62
59
67

High Clouds (% Sky Obscured)

92
100
96
99
98
100
92
64
43
55
68
96
100
95
36
77
70
70
65
65
5
14
3
5

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
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
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

13
19
24
19
15
9
2
25
23
3
1
2
2
19
24
41
48
38
44
71
75
58
58
39

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
10
12
11
11
12
11
11
11
11
11
12
11
11
10
11
10
10
11
10
11
11
13
13

Dew Point (°C)

9
10
12
12
12
12
12
13
11
12
11
12
11
12
11
12
12
11
12
12
12
12
13
13

Relative Humidity (%)

81
78
86
89
87
89
87
87
84
89
86
84
86
87
89
92
90
89
92
92
93
95
96
93

Pressure (mb)

1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1019

Ozone (du)

369
370
367
369
367
362
360
356
353
350
351
350
349
348
348
345
345
346
346
348
350
351
351
349

Saturday 13

Waning Crescent 5%

03:27

19:49

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 OK
23 OK
00 OK
01 OK
02 OK
03 Bad
04 Bad
05 OK
06 OK
07 Bad

Sun - Rise: 04:50, Set: 21:10, Transit: 13:00. Moon - Rise: 03:27, Set: 19:49. Civil Dark: 21:54 - 04:06. Nautical Dark: 22:59 - 03:01. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
99
94
87
98
89
41
92
67
57
86
68
29
29
30
27
25
21
34
70
52
39
36
58

Low Clouds (% Sky Obscured)

75
74
68
45
64
71
41
81
61
46
61
62
29
29
22
26
25
21
34
33
31
29
26
24

Medium Clouds (% Sky Obscured)

63
50
44
26
24
13
34
40
42
36
41
24
25
23
18
19
25
19
24
26
33
35
30
32

High Clouds (% Sky Obscured)

71
96
87
71
92
27
4
3
0
0
0
0
0
0
4
2
20
4
5
39
23
9
7
30

ISS Passover

Visibility (miles)

9
9
7
6
6
5
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

35
58
62
60
57
61
35
10
2
1
0
0
1
0
3
0
0
4
4
4
4
5
5
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
10
11
10
12
13
13
14
13
13
11
10
7
4
4
5
5
6
5
5
6
6
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
13
13
15
13
12
13
10
10
9
10
11
11
11
11
10
10
10
9
9
9
9
9
9

Relative Humidity (%)

89
82
79
85
69
61
66
52
51
49
52
58
62
71
74
76
78
80
81
83
83
87
84
77

Pressure (mb)

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

Ozone (du)

348
348
344
344
341
341
343
344
346
348
349
349
349
348
348
346
347
345
344
345
345
345
345
345

Sunday 14

Waning Crescent 1%

04:23

21:12

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

Sun - Rise: 04:50, Set: 21:10, Transit: 13:00. Moon - Rise: 04:23, Set: 21:12. Civil Dark: 21:55 - 04:06. Nautical Dark: 22:59 - 03:01. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

55
53
55
84
95
100
99
98
96
92
40
34
41
44
44
36
27
31
42
45
40
50
60
65

Low Clouds (% Sky Obscured)

23
22
20
35
62
74
60
43
30
31
12
19
15
11
7
5
2
0
0
0
0
8
16
25

Medium Clouds (% Sky Obscured)

31
30
32
71
79
93
93
97
95
77
40
34
37
43
44
36
27
21
14
7
0
9
19
33

High Clouds (% Sky Obscured)

25
20
21
42
54
58
50
5
3
2
2
0
0
0
0
0
0
2
5
15
30
20
25
30

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 (%)

2
1
0
2
8
10
17
25
17
15
20
14
9
7
0
0
0
0
0
0
0
1
1
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)

8
10
12
13
14
14
12
10
10
8
9
9
9
8
6
6
7
7
7
7
7
7
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
13
12
13
12
13
14
14
15
14
14
14
14
13
12
11
11
10
9
8
7
7
8
9

Dew Point (°C)

9
8
7
6
6
7
10
13
13
12
12
9
8
9
9
9
9
9
9
9
9
8
8
8

Relative Humidity (%)

72
66
56
51
49
50
65
77
81
82
79
68
65
72
81
86
88
90
91
93
93
93
90
83

Pressure (mb)

1016
1015
1015
1014
1014
1013
1013
1013
1013
1013
1012
1012
1012
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

345
346
347
348
349
350
352
352
354
356
356
357
357
356
356
356
357
357
358
359
358
359
360
361

Monday 15

New Moon 0%

05:38

22:19

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

Sun - Rise: 04:50, Set: 21:11, Transit: 13:01. Moon - Rise: 05:38, Set: 22:19. Civil Dark: 21:55 - 04:06. Nautical Dark: 23:00 - 03:01. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

77
87
86
91
86
60
55
47
43
45
48
55
21
20
18
21
21
21
26
28
25
29
27
30

Low Clouds (% Sky Obscured)

44
60
65
54
49
42
34
29
25
23
24
26
8
4
1
0
0
0
4
8
12
11
9
9

Medium Clouds (% Sky Obscured)

52
73
86
91
86
60
55
47
43
31
27
20
21
20
18
18
18
14
16
18
20
16
13
9

High Clouds (% Sky Obscured)

40
27
6
16
14
3
1
1
0
18
33
40
0
0
0
0
0
1
2
3
5
17
27
30

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
13
3
1
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)

11
11
11
11
10
10
11
11
11
10
10
10
9
7
5
4
4
5
6
6
6
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
10
11
12
13
14
15
15
16
16
17
15
14
13
13
12
11
11
11
9
10
10
9
8

Dew Point (°C)

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

Relative Humidity (%)

76
69
61
55
49
45
44
42
42
41
46
53
64
69
76
84
84
85
85
85
88
88
82
75

Pressure (mb)

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

Ozone (du)

363
367
369
373
373
373
373
373
380
381
382
382
383
384
384
385
384
383
381
381
381
380
377
374

Tuesday 16

Waxing Crescent 3%

07:05

23:06

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

Sun - Rise: 04:50, Set: 21:11, Transit: 13:01. Moon - Rise: 07:05, Set: 23:06. Civil Dark: 21:56 - 04:06. Nautical Dark: 23:01 - 03:01. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

34
40
43
38
32
27
33
39
50
62
59
52
40
33
30
50
63
76
83
85
88
90
92
94

Low Clouds (% Sky Obscured)

12
14
16
12
6
0
0
0
0
0
0
0
0
0
0
3
5
8
5
3
0
0
0
0

Medium Clouds (% Sky Obscured)

11
10
10
5
2
0
0
0
0
3
5
5
12
26
30
50
54
56
56
53
51
63
78
88

High Clouds (% Sky Obscured)

34
40
34
25
15
6
7
13
15
10
5
0
0
0
0
33
63
76
83
85
83
84
86
89

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
2
3

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
15
15
15
16
17
17
20
20
19
20
20
20
16
15
15
15
14
14
11
11
11
11
10

Dew Point (°C)

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

Relative Humidity (%)

70
63
59
54
50
46
43
42
42
42
49
58
67
68
70
71
73
76
80
81
83
85
76
70

Pressure (mb)

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

Ozone (du)

371
369
366
364
363
362
361
361
360
360
359
358
357
353
350
347
345
343
342
340
339
338
337
336

Wednesday 17

Waxing Crescent 9%

No Rise

23:38

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 Good
23 Good
00 Good
01 Good

Sun - Rise: 04:50, Set: 21:12, Transit: 13:01. Moon - Rise: No Rise, Set: 23:38. Civil Dark: 21:56 - 04:06. Nautical Dark: 23:01 - 03:01. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

94
91
88
84
81
80
86
92
98
85
69
58
45
29
7
8
9
8

Low Clouds (% Sky Obscured)

0
0
0
5
10
15
17
22
28
20
10
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

84
80
67
46
35
24
33
43
53
51
43
34
22
10
0
0
0
0

High Clouds (% Sky Obscured)

85
77
68
50
32
15
46
70
98
85
69
58
45
29
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 (%)

3
2
0
1
2
1
7
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
18
20
22
23
24
24
25
25
25
24
22
21
20
18
16
16
16

Feels Like (°C)

9
17
18
18
19
20
20
25
24
24
24
24
23
20
20
21
20
19

Dew Point (°C)

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

Relative Humidity (%)

65
60
54
50
47
44
41
41
42
41
47
55
64
69
73
81
81
80

Pressure (mb)

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

Ozone (du)

336
335
334
333
333
333
332
332
331
330
331
331
331
330
330
329
329
330

Forecast for Výžerky, Okres Praha-východ, Czech Republic (49.95,14.87)

Generated: 11/06/26 08:31:51. Forecast: 11/06/26 to 17/06/26. Timezone: UTC+2.00