Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 4

Waning Gibbous 92%

22:50

07:14

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

Sun - Rise: 06:27, Set: 19:38, Transit: 13:03. Moon - Rise: 22:50, Set: 07:14. Civil Dark: 20:11 - 05:54. Nautical Dark: 20:51 - 05:14. Astro Dark: 21:32 - 04:31

Total Clouds (% Sky Obscured)

63
84
60
59
61
72
66
62
50
40
73
7
58
45
17
13
35
27
43
80
100
100
100
100

Low Clouds (% Sky Obscured)

63
60
22
17
29
26
19
12
0
0
0
0
0
0
0
0
0
0
0
0
0
0
18
27

Medium Clouds (% Sky Obscured)

20
0
12
15
7
54
38
11
10
40
52
1
30
22
7
12
35
27
43
19
77
83
100
100

High Clouds (% Sky Obscured)

5
8
27
44
61
20
66
62
42
14
59
3
44
30
9
5
4
5
6
49
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
None

Precipitation Probability (%)

15
6
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
1
5
5
3
7

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)

4
4
7
7
7
6
6
6
5
5
5
6
8
11
12
13
14
16
17
18
17
17
16
12

Chance of Frost

Temperature (°C)

10
10
9
9
8
8
8
8
7
7
7
9
11
13
15
17
19
20
21
21
20
19
18
16

Feels Like (°C)

9
8
7
6
6
6
5
5
5
5
6
6
9
10
13
15
16
16
17
17
16
15
13
11

Dew Point (°C)

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

Relative Humidity (%)

93
95
93
90
91
95
95
95
94
93
91
87
77
71
66
57
48
44
48
53
55
55
53
54

Pressure (mb)

1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1020
1020
1020
1019
1019
1018
1017
1017
1016
1016
1015
1016
1016
1017

Ozone (du)

373
372
370
369
371
371
372
375
375
374
373
372
371
365
362
362
362
361
359
358
361
361
360
359

Sunday 5

Waning Gibbous 85%

00:02

07:40

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
17 Bad
18 Bad
19 Bad
20 OK

Sun - Rise: 06:25, Set: 19:40, Transit: 13:02. Moon - Rise: 00:02, Set: 07:40. Civil Dark: 20:13 - 05:52. Nautical Dark: 20:53 - 05:11. Astro Dark: 21:35 - 04:28

Total Clouds (% Sky Obscured)

100
100
99
97
88
93
96
95
55
83
100
100
90
79
74
65
60
59
60
74
83
74
75
40

Low Clouds (% Sky Obscured)

31
27
62
40
60
73
48
71
50
64
44
36
20
31
5
23
28
24
30
19
2
0
0
1

Medium Clouds (% Sky Obscured)

99
100
89
57
84
83
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
85
85
7
4
68
82
18
29
100
100
61
77
74
16
33
44
60
74
83
68
71
40

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 (%)

16
22
9
5
19
15
15
29
13
9
4
2
1
14
2
10
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
62
65
70
73
74
80
81
80
79
77
76
70
63
62
52
47
43
41
40
40
47
50
54

Pressure (mb)

1018
1019
1019
1020
1020
1021
1021
1022
1023
1024
1025
1026
1026
1027
1027
1027
1027
1027
1026
1026
1026
1026
1026
1027

Ozone (du)

360
361
359
364
367
367
367
365
366
366
364
363
361
362
364
366
367
367
367
368
369
369
370
371

Monday 6

Waning Gibbous 78%

01:09

08:16

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

Sun - Rise: 06:23, Set: 19:42, Transit: 13:02. Moon - Rise: 01:09, Set: 08:16. Civil Dark: 20:15 - 05:50. Nautical Dark: 20:55 - 05:09. Astro Dark: 21:37 - 04:25

Total Clouds (% Sky Obscured)

13
34
7
19
37
13
4
5
6
32
6
11
12
18
9
9
7
3
6
5
0
0
3
1

Low 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

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)

8
34
7
19
37
13
4
4
6
32
4
7
8
18
9
8
6
3
5
5
0
0
3
1

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
64
67
67
66
65
67
68
72
73
73
67
59
53
47
42
40
38
36
36
36
44
51
54

Pressure (mb)

1027
1028
1028
1028
1028
1028
1028
1028
1028
1027
1027
1027
1027
1027
1027
1026
1026
1025
1024
1024
1023
1023
1024
1024

Ozone (du)

370
370
370
368
368
368
368
367
367
367
366
366
364
364
364
363
363
363
364
363
362
363
366
368

Tuesday 7

Waning Gibbous 69%

02:08

09:03

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

Sun - Rise: 06:21, Set: 19:43, Transit: 13:02. Moon - Rise: 02:08, Set: 09:03. Civil Dark: 20:16 - 05:47. Nautical Dark: 20:57 - 05:07. Astro Dark: 21:39 - 04:23

Total Clouds (% Sky Obscured)

0
3
3
0
0
0
0
0
0
0
0
0
0
0
7
14
23
18
11
6
9
18
16
13

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
14
23
18
11
6
5
9
1
2

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)

0
3
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
10
14
9

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
2
1
2
5
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
4
3
2
2
2
2
1
1
1
2
4
5
6
6
7
7
7
6
6
7
4
4

Dew Point (°C)

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

Relative Humidity (%)

59
61
62
63
64
68
70
73
77
80
78
69
60
53
45
41
39
37
37
38
42
48
55
63

Pressure (mb)

1025
1026
1026
1026
1027
1027
1027
1027
1027
1027
1028
1028
1028
1028
1028
1027
1026
1026
1026
1025
1025
1025
1025
1026

Ozone (du)

369
370
369
369
370
370
371
372
372
373
377
378
379
380
379
378
380
383
385
385
386
390
393
394

Wednesday 8

Waning Gibbous 60%

02:56

10:01

21 Good
22 Good
23 Good
00 Good
01 OK
02 OK
03 OK
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 OK
17 OK
18 Bad
19 Bad
20 Bad

Sun - Rise: 06:19, Set: 19:45, Transit: 13:02. Moon - Rise: 02:56, Set: 10:01. Civil Dark: 20:18 - 05:45. Nautical Dark: 20:59 - 05:04. Astro Dark: 21:41 - 04:20

Total Clouds (% Sky Obscured)

9
6
12
18
22
33
40
49
49
49
49
47
58
70
68
65
64
60
51
38
45
50
58
74

Low Clouds (% Sky Obscured)

2
2
2
2
2
2
2
3
2
2
3
25
37
48
35
24
14
10
6
1
1
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
25
40
49
45
45
40
47
49
39
35
40
35
35
35
35
35
35
35
40

High Clouds (% Sky Obscured)

7
4
12
18
22
33
40
49
49
49
40
35
30
25
15
15
15
21
31
36
45
50
58
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
0
0
0
6
11
15
13
12
14
13
6
1
4
4
1
4

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
1
0
-1
-1
-2
-2
-2
-2
-2
-2
-4
-4
-4
-4
-4
-4
-4
-5
-4
-5
-5
-4
-4

Relative Humidity (%)

71
75
77
79
80
81
84
84
87
91
91
75
70
64
57
52
47
42
40
38
36
41
47
53

Pressure (mb)

1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1026
1026
1026
1025
1024
1023
1023
1022
1021
1021
1021
1020

Ozone (du)

393
393
393
394
396
400
402
402
407
410
409
410
409
409
408
409
410
411
411
412
412
412
412
412

Thursday 9

Waning Gibbous 50%

03:33

11:08

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
17 Bad
18 Bad
19 Bad
20 Bad

Sun - Rise: 06:16, Set: 19:46, Transit: 13:01. Moon - Rise: 03:33, Set: 11:08. Civil Dark: 20:20 - 05:43. Nautical Dark: N/A - 05:02. Astro Dark: 21:43 - 04:17

Total Clouds (% Sky Obscured)

89
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
96
94
91
89
86
86

Low Clouds (% Sky Obscured)

0
0
20
41
56
59
57
50
44
42
46
57
59
70
83
91
100
96
92
88
76
69
65
76

Medium Clouds (% Sky Obscured)

35
35
25
25
20
47
72
100
98
97
96
98
99
100
100
100
100
94
87
81
78
74
72
75

High Clouds (% Sky Obscured)

89
100
100
100
100
70
43
15
10
5
0
0
0
0
33
67
100
67
37
25
30
35
35
16

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

Precipitation Probability (%)

14
0
30
52
78
95
95
95
94
83
76
61
56
46
53
73
93
74
64
80
64
42
23
28

Precipitation Amount (mm)

0
0
0
0.2
0.6
0.8
0.9
1
0.6
0.5
0.5
0.3
0.3
0
0
0.4
0.8
0.4
0.3
0.6
0.4
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

54
56
60
59
59
59
58
57
57
55
54
53
49
46
43
44
45
46
47
49
51
56
61
68

Pressure (mb)

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

Ozone (du)

411
410
408
407
405
404
407
409
412
411
410
408
408
408
407
405
403
401
402
402
403
407
411
414

Friday 10

Third Quarter 40%

04:01

12:22

21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 OK
05 OK
06 Good
07 Good
08 Good
09 Good
10 OK
11 OK
12 OK
13 Bad

Sun - Rise: 06:14, Set: 19:48, Transit: 13:01. Moon - Rise: 04:01, Set: 12:22. Civil Dark: 20:21 - 05:41. Nautical Dark: 21:01 - 04:59. Astro Dark: 21:45 - 04:14

Total Clouds (% Sky Obscured)

88
90
90
89
88
73
58
42
29
17
5
9
14
21
34
48
65

Low Clouds (% Sky Obscured)

81
84
76
66
56
47
38
30
21
11
0
2
4
7
5
3
0

Medium Clouds (% Sky Obscured)

79
85
86
86
86
66
46
26
26
17
5
9
13
14
26
35
46

High Clouds (% Sky Obscured)

8
5
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

7
4
2
4
7
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

Precipitation Type

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

Precipitation Probability (%)

27
17
14
14
16
15
11
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
83
91
88
86
84
83
84
83
75
71
65
56
49
44
41
39

Pressure (mb)

1021
1021
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1022
1022

Ozone (du)

420
426
432
436
439
443
442
442
441
441
440
440
440
441
441
443
444

Forecast for Konojedy, Okres Praha-východ, Czech Republic (49.95,14.85)

Generated: 04/04/26 20:30:01. Forecast: 04/04/26 to 10/04/26. Timezone: UTC+2.00