Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 25

Waning Gibbous 96%

22:22

06:12

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 OK
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:51, Set: 20:13, Transit: 13:03. Moon - Rise: 22:22, Set: 06:12. Civil Dark: 20:48 - 05:16. Nautical Dark: 21:32 - 04:32. Astro Dark: 22:22 - 03:41

Total Clouds (% Sky Obscured)

93
95
95
97
88
91
95
90
91
89
97
92
85
46
53
66
66
59
67
55
40
44
71
51

Low Clouds (% Sky Obscured)

100
94
85
93
83
89
75
80
80
80
93
85
71
45
52
62
53
54
50
49
44
39
38
27

Medium Clouds (% Sky Obscured)

32
21
22
31
9
39
74
36
56
59
8
3
3
3
3
4
18
2
11
4
3
3
3
2

High Clouds (% Sky Obscured)

1
1
0
3
23
44
40
16
35
30
22
50
46
5
12
4
3
3
18
8
0
17
62
32

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
2
2
5
4
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

86
84
15
13
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
Snow
Snow
Snow
Snow
None
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
37
53
53
57
50
54
56
52
45
37
27
11
3
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0.3
0.4
0.2
0.2
0
0.2
0.2
0.2
0.2
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
98
98
98
98
98
93
88
86
84
86
86
93
98
96
96
94
96
96
94
94
94
92

Pressure (mb)

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

Ozone (du)

465
463
463
459
454
451
449
448
441
438
439
436
435
432
428
426
423
421
417
417
420
422
423
422

Friday 26

Waning Gibbous 91%

23:37

06:36

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

Sun - Rise: 05:49, Set: 20:15, Transit: 13:03. Moon - Rise: 23:37, Set: 06:36. Civil Dark: 20:50 - 05:14. Nautical Dark: 21:34 - 04:30. Astro Dark: 22:25 - 03:38

Total Clouds (% Sky Obscured)

15
7
8
40
39
48
11
41
50
57
43
64
85
91
98
48
78
62
46
5
1
4
6
3

Low Clouds (% Sky Obscured)

9
0
3
23
21
51
11
31
52
17
38
6
3
2
17
2
3
2
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
18
36
22
24
28
32
54
46
39
36
20
32
3
0
2
4
3

High Clouds (% Sky Obscured)

7
7
5
27
27
3
0
18
38
44
17
34
71
79
91
27
53
52
44
3
1
4
4
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
91
86
83
79
72
68
63
57
54
52
52
58
74
80
82
82
80
83
83
83
83
85
85

Pressure (mb)

1011
1011
1010
1010
1010
1009
1009
1008
1008
1008
1008
1008
1008
1008
1009
1010
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

418
418
419
419
419
419
420
421
422
423
425
429
430
429
428
428
427
427
427
426
426
425
426
435

Saturday 27

Waning Gibbous 84%

00:47

07:08

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

Sun - Rise: 05:48, Set: 20:16, Transit: 13:03. Moon - Rise: 00:47, Set: 07:08. Civil Dark: 20:51 - 05:12. Nautical Dark: 21:36 - 04:28. Astro Dark: 22:27 - 03:36

Total Clouds (% Sky Obscured)

4
4
0
0
0
0
6
16
19
20
16
5
3
0
1
29
35
8
19
12
23
64
83
50

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
6
11
17
11
4
3
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
0
0
0
0
4
8
2
2
2
0
0
0
0
11
13
2
28
18
36
57
75
49

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
2
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)

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

Chance of Frost

Temperature (°C)

2
3
4
7
8
9
10
11
12
12
11
11
10
10
9
7
6
6
5
5
5
5
5
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
79
69
60
52
47
44
41
40
40
43
47
57
71
85
88
90
88
86
86
85
83
85
86

Pressure (mb)

1011
1012
1011
1011
1011
1010
1010
1010
1010
1009
1009
1010
1010
1010
1011
1012
1012
1012
1012
1012
1012
1012
1013
1013

Ozone (du)

431
425
420
415
411
411
409
408
406
406
405
404
403
398
396
393
392
390
388
387
387
387
389
390

Sunday 28

Waning Gibbous 75%

01:46

07:54

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

Sun - Rise: 05:46, Set: 20:18, Transit: 13:03. Moon - Rise: 01:46, Set: 07:54. Civil Dark: 20:53 - 05:10. Nautical Dark: 21:38 - 04:25. Astro Dark: 22:30 - 03:33

Total Clouds (% Sky Obscured)

14
3
11
13
8
57
45
69
59
41
18
31
38
27
44
50
55
51
50
49
51
29
57
70

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
13
29
40
27
25
3
24
3
3
7
13
17
15
10
7
8
11
13
26

High Clouds (% Sky Obscured)

23
1
5
8
8
48
51
80
61
38
16
20
28
23
28
23
27
37
42
46
43
20
48
48

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)

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

Chance of Frost

Temperature (°C)

6
7
8
10
11
12
13
13
14
14
15
15
14
12
12
12
11
11
11
10
10
9
8
8

Feels Like (°C)

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

Dew Point (°C)

4
3
3
3
3
1
0
-1
-1
-1
0
1
2
5
8
9
9
8
7
6
5
5
5
5

Relative Humidity (%)

86
78
69
62
54
46
41
38
36
35
37
39
46
62
77
86
86
81
76
74
72
74
78
82

Pressure (mb)

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

Ozone (du)

387
385
383
384
383
382
382
380
378
374
372
371
370
368
366
367
365
364
362
362
361
361
360
360

Monday 29

Waning Gibbous 72%

02:32

08:54

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

Sun - Rise: 05:44, Set: 20:19, Transit: 13:03. Moon - Rise: 02:32, Set: 08:54. Civil Dark: 20:55 - 05:08. Nautical Dark: 21:40 - 04:23. Astro Dark: 22:32 - 03:30

Total Clouds (% Sky Obscured)

83
100
62
72
65
69
74
78
67
68
59
40
39
28
29
29
32
13
5
1
1
0
0
0

Low Clouds (% Sky Obscured)

0
0
9
16
25
27
50
65
65
65
56
34
27
14
9
4
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

38
50
40
20
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

48
48
19
32
30
25
25
17
3
2
2
20
39
53
38
46
36
16
9
2
1
1
0
12

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
7
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
8
10
13
14
15
15
16
16
17
17
17
16
15
14
14
13
13
13
12
11
10
10
9

Dew Point (°C)

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

Relative Humidity (%)

87
81
74
64
59
56
53
51
49
50
51
53
56
67
75
77
79
81
80
76
73
72
70
68

Pressure (mb)

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

Ozone (du)

360
360
361
362
363
363
362
359
358
358
358
358
357
358
358
359
361
362
364
365
366
366
367
367

Tuesday 30

Waning Gibbous 64%

03:07

10:08

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

Sun - Rise: 05:42, Set: 20:21, Transit: 13:02. Moon - Rise: 03:07, Set: 10:08. Civil Dark: 20:56 - 05:07. Nautical Dark: 21:42 - 04:21. Astro Dark: 22:35 - 03:27

Total Clouds (% Sky Obscured)

3
10
11
9
8
9
9
6
6
7
9
10
11
13
29
42
52
32
15
1
17
33
49
54

Low Clouds (% Sky Obscured)

0
0
2
4
6
5
4
4
6
8
10
9
6
2
1
1
0
0
0
0
0
0
0
0

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
2

High Clouds (% Sky Obscured)

27
40
30
18
0
0
0
0
0
0
1
4
6
8
17
26
28
19
10
1
23
46
68
58

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)

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

Chance of Frost

Temperature (°C)

10
10
11
13
15
16
17
18
18
19
19
19
18
16
14
12
12
11
10
10
10
10
9
9

Feels Like (°C)

9
8
8
13
14
13
14
15
15
19
19
19
19
20
20
12
12
12
12
12
11
10
10
10

Dew Point (°C)

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

Relative Humidity (%)

65
61
57
50
44
40
37
35
33
35
36
37
45
57
69
72
76
80
81
83
83
82
85
85

Pressure (mb)

1018
1017
1017
1017
1016
1016
1015
1015
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012

Ozone (du)

367
367
367
366
365
364
363
363
362
361
360
358
357
355
353
353
353
353
352
352
352
350
349
347

Wednesday 1

Third Quarter 53%

03:32

11:30

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: 05:41, Set: 20:22, Transit: 13:02. Moon - Rise: 03:32, Set: 11:30. Civil Dark: 20:58 - 05:05. Nautical Dark: 21:44 - 04:19. Astro Dark: 22:38 - 03:24

Total Clouds (% Sky Obscured)

62
76
78
88
93
93
93
93
86
78
70
57
45
36
33
32
28
44
59
73

Low Clouds (% Sky Obscured)

0
0
6
12
16
17
17
16
16
14
11
20
29
38
27
14
1
1
0
0

Medium Clouds (% Sky Obscured)

4
7
12
15
22
32
38
41
30
19
6
7
7
7
5
5
3
3
2
0

High Clouds (% Sky Obscured)

54
61
66
70
75
73
72
70
62
44
38
24
13
2
4
8
11
26
42
49

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
8
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 (%)

0
0
1
1
1
2
3
1
15
22
23
35
41
46
40
41
46
42
33
7

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
78
75
66
58
52
48
44
41
41
41
41
52
64
82
84
87
88
90
90

Pressure (mb)

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

Ozone (du)

348
349
349
350
350
351
351
352
352
353
354
355
355
355
356
356
357
357
358
359

Forecast for Horská Kvilda, Klatovy District, Czech Republic (49.06,13.56)

Generated: 25/04/24 06:11:05. Forecast: 25/04/24 to 01/05/24. Timezone: UTC+2.00