Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 26

Waning Gibbous 91%

23:33

06:49

12 OK
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 OK
03 OK
04 Bad
05 OK
06 OK
07 OK
08 OK
09 Good
10 Good
11 OK

Sun - Rise: 05:35, Set: 20:07, Transit: 12:52. Moon - Rise: 23:33, Set: 06:49. Civil Dark: 20:43 - 04:59. Nautical Dark: 21:29 - 04:12. Astro Dark: 22:23 - 03:18

Total Clouds (% Sky Obscured)

34
55
65
74
95
96
92
94
84
83
69
80
67
61
37
35
42
35
40
40
42
6
13
20

Low Clouds (% Sky Obscured)

74
68
55
40
82
62
71
33
34
37
33
22
2
2
2
2
3
1
0
0
9
2
9
16

Medium Clouds (% Sky Obscured)

40
37
40
32
44
41
38
34
29
36
40
65
56
59
16
3
11
2
14
1
0
1
2
3

High Clouds (% Sky Obscured)

2
0
0
0
0
27
80
81
56
55
51
12
15
14
19
34
40
40
35
40
26
1
2
4

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
2
3
12
2
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

48
48
50
55
53
56
60
63
74
79
81
79
83
85
88
88
88
88
86
79
71
64
61
59

Pressure (mb)

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

Ozone (du)

429
428
430
432
429
428
428
425
425
425
425
426
424
427
430
429
427
429
433
434
431
428
429
435

Saturday 27

Waning Gibbous 84%

00:44

07:34

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

Sun - Rise: 05:33, Set: 20:08, Transit: 12:52. Moon - Rise: 00:44, Set: 07:34. Civil Dark: 20:45 - 04:57. Nautical Dark: 21:31 - 04:10. Astro Dark: 22:26 - 03:14

Total Clouds (% Sky Obscured)

19
18
25
46
10
39
5
4
1
14
25
12
2
0
4
11
13
61
69
69
100
53
29
56

Low Clouds (% Sky Obscured)

20
17
27
37
12
35
6
5
0
15
22
9
2
0
2
5
5
13
15
14
15
17
16
24

Medium Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
67
70
69
44
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
0
2
2
0
0
2
2
2
30
40
34
100
4
10
37

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
1
1
10
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
11
11
10
8
7
7
9
11
12
12
12
12
12
13
13
14
14
15
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
51
51
53
60
58
65
72
78
82
80
78
74
73
70
70
70
72
72
72
69
67
64
58

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

435
432
430
428
428
429
426
424
418
413
410
407
406
403
403
403
402
401
400
398
397
397
397
394

Sunday 28

Waning Gibbous 75%

01:43

08:34

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

Sun - Rise: 05:31, Set: 20:10, Transit: 12:51. Moon - Rise: 01:43, Set: 08:34. Civil Dark: 20:46 - 04:55. Nautical Dark: 21:33 - 04:08. Astro Dark: 22:28 - 03:11

Total Clouds (% Sky Obscured)

100
45
46
43
32
41
44
47
55
83
66
49
56
39
74
80
72
58
54
42
52
46
38
56

Low Clouds (% Sky Obscured)

32
40
34
15
9
7
0
0
0
0
0
3
2
0
0
0
0
0
0
0
4
8
13
8

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
24
11
0
0
1
0
0
0

High Clouds (% Sky Obscured)

100
32
40
33
28
31
44
45
62
82
66
46
54
31
54
62
47
20
15
12
11
11
12
22

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
15
2
1
11
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

56
57
59
55
56
60
63
68
75
80
79
77
72
80
83
81
79
71
71
71
70
68
64
60

Pressure (mb)

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

Ozone (du)

390
387
383
383
384
385
384
382
381
381
381
380
378
376
374
372
371
369
369
368
366
366
367
366

Monday 29

Waning Gibbous 64%

02:29

09:49

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

Sun - Rise: 05:29, Set: 20:12, Transit: 12:51. Moon - Rise: 02:29, Set: 09:49. Civil Dark: 20:48 - 04:53. Nautical Dark: 21:35 - 04:05. Astro Dark: 22:31 - 03:08

Total Clouds (% Sky Obscured)

54
53
55
61
63
78
89
73
38
37
36
37
42
45
50
50
55
55
50
45
40
45
45
45

Low Clouds (% Sky Obscured)

4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
5
8
9

Medium Clouds (% Sky Obscured)

0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

24
27
30
34
37
58
79
93
84
83
77
83
84
80
80
75
70
65
60
60
60
70
75
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
1
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)

13
14
15
15
14
13
12
11
10
11
12
12
11
11
11
11
11
11
11
12
13
14
15
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

56
52
51
53
56
61
65
71
73
70
68
69
71
73
71
70
71
72
75
71
68
63
57
51

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

364
362
359
358
355
353
353
352
353
353
355
355
356
356
358
359
359
358
358
359
360
361
363
364

Tuesday 30

Waning Gibbous 53%

03:02

11:12

12 Bad
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 Bad
04 Bad
05 Bad
06 OK
07 OK
08 OK
09 OK
10 Bad
11 Bad

Sun - Rise: 05:28, Set: 20:13, Transit: 12:51. Moon - Rise: 03:02, Set: 11:12. Civil Dark: 20:50 - 04:51. Nautical Dark: 21:37 - 04:03. Astro Dark: 22:34 - 03:05

Total Clouds (% Sky Obscured)

48
52
51
68
89
86
56
46
21
16
27
74
87
79
68
62
53
52
38
26
32
39
50
68

Low Clouds (% Sky Obscured)

11
12
9
7
4
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
10

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)

76
78
82
88
96
83
62
47
31
22
16
48
74
95
93
90
88
64
35
9
11
22
30
39

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
16
16
16
16
16
15
15
13
13
12
11
10
9
10
10
10
10
10
11
11
11
11
11

Dew Point (°C)

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

Relative Humidity (%)

48
46
44
45
48
55
58
65
67
68
69
67
67
65
67
64
62
60
61
63
66
62
58
54

Pressure (mb)

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

Ozone (du)

363
361
360
360
361
360
359
359
360
362
361
361
359
359
360
361
363
364
364
364
363
363
362
361

Wednesday 1

Third Quarter 41%

03:26

No Set

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

Sun - Rise: 05:26, Set: 20:15, Transit: 12:51. Moon - Rise: 03:26, Set: No Set. Civil Dark: 20:52 - 04:49. Nautical Dark: 21:39 - 04:01. Astro Dark: 22:37 - 03:02

Total Clouds (% Sky Obscured)

70
75
68
55
41
58
76
93
95
99
100
98
96
94
89
80
72
51
31
11
15
19
26
34

Low Clouds (% Sky Obscured)

17
24
24
21
18
12
7
0
12
27
44
50
57
61
71
77
83
89
94
100
89
73
63
72

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
15
30
50
47
52
49
47
44
38
41
43
40
37
37
34
43

High Clouds (% Sky Obscured)

42
50
41
36
24
47
70
97
99
100
100
79
60
40
40
36
37
31
21
7
9
10
12
14

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
13
16
13
22
27
32
27
20
3
7
7
3
4
3
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
12
12
15
14
15
15
15
16
9
9
10
9
9
9
7
8
8
8
7
7
10
9
8

Dew Point (°C)

9
9
9
9
9
10
10
9
9
7
7
7
5
5
4
4
4
4
5
5
5
5
4
4

Relative Humidity (%)

53
50
49
50
53
55
58
61
65
63
64
64
63
63
62
61
63
64
63
62
62
59
55
52

Pressure (mb)

1016
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1012
1012
1012
1012
1012
1012
1011
1011

Ozone (du)

361
361
362
361
360
359
358
357
356
355
354
353
352
351
350
350
350
350
350
351
352
353
353
353

Thursday 2

Waning Crescent 30%

03:44

12:39

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

Sun - Rise: 05:24, Set: 20:16, Transit: 12:51. Moon - Rise: 03:44, Set: 12:39. Civil Dark: 20:53 - 04:47. Nautical Dark: 21:41 - 03:58. Astro Dark: 22:40 - 02:59

Total Clouds (% Sky Obscured)

39
37
28
24
19
16
9
9
11
15
17
26
33
40
40
40
40
28
25
22

Low Clouds (% Sky Obscured)

82
91
88
89
85
70
55
35
36
33
31
36
41
50
56
66
72
64
52
44

Medium Clouds (% Sky Obscured)

51
60
63
66
69
63
54
42
27
13
2
15
28
37
36
35
33
27
20
14

High Clouds (% Sky Obscured)

16
18
15
12
9
6
4
1
1
2
2
5
8
10
6
3
1
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

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

Precipitation Probability (%)

2
1
2
2
1
1
1
0
1
1
0
1
1
1
1
1
0
2
2
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
13
13
12
11
11
10
9
8
7
6
6
6
6
6
6
6
6
7
8

Chance of Frost

Temperature (°C)

14
14
14
15
15
15
15
14
14
12
12
11
11
11
11
11
10
10
11
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

50
48
45
47
50
52
57
64
71
72
75
76
77
77
78
78
80
81
76
71

Pressure (mb)

1011
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1009
1009
1009
1009
1009
1009

Ozone (du)

353
352
352
352
352
352
352
352
352
352
353
354
354
355
355
356
357
357
358
358

Forecast for Deštné, Rychnov nad Kněžnou District, Czech Republic (50.30,16.35)

Generated: 26/04/24 12:45:42. Forecast: 26/04/24 to 02/05/24. Timezone: UTC+2.00