Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 24

Waxing Gibbous 96%

18:02

05:13

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

Sun - Rise: 06:53, Set: 18:55, Transit: 12:54. Moon - Rise: 18:02, Set: 05:13. Civil Dark: 19:28 - 06:21. Nautical Dark: 20:06 - 05:43. Astro Dark: 20:45 - 05:04

Total Clouds (% Sky Obscured)

93
97
98
92
73
66
68
77
87
81
77
86
92
59
58
44
58
84
90
89
47
53
56
62

Low Clouds (% Sky Obscured)

91
86
79
70
52
55
56
59
57
66
44
65
82
59
58
44
58
70
73
63
47
53
56
62

Medium Clouds (% Sky Obscured)

58
91
98
74
48
31
27
28
51
45
34
32
58
41
31
30
31
41
33
35
24
11
10
15

High Clouds (% Sky Obscured)

91
7
19
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
2
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
2
7
9
7
5
9
8
8
6
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
Moderate Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

63
95
82
84
76
64
64
61
63
47
22
20
18
8
6
4
6
6
4
0
0
0
0
0

Precipitation Amount (mm)

0
2.6
0.4
0.6
0.4
0.2
0.3
0.3
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
7
7
7
9
12
13
13
14
12
10
9
6
6
5
5
5
5
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
6
10
11
11
8
7
5
5
7
8
7
8
7
8
7
7
6
6
5
5
6
6
6

Relative Humidity (%)

58
64
87
92
82
59
55
50
52
60
69
67
73
72
77
77
78
78
74
73
73
78
80
81

Pressure (mb)

1018
1018
1018
1019
1019
1019
1019
1019
1019
1020
1021
1022
1022
1023
1023
1023
1023
1023
1024
1024
1023
1024
1024
1024

Ozone (du)

314
314
317
326
331
332
330
328
327
326
320
311
295
294
293
296
305
301
298
295
294
295
295
295

Friday 25

Waxing Gibbous 99%

18:16

06:29

08 Bad
09 Bad
10 Bad
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 Bad
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good

Sun - Rise: 06:55, Set: 18:53, Transit: 12:53. Moon - Rise: 18:16, Set: 06:29. Civil Dark: 19:25 - 06:23. Nautical Dark: 20:03 - 05:45. Astro Dark: 20:42 - 05:06

Total Clouds (% Sky Obscured)

59
54
53
43
61
57
82
76
96
99
99
96
76
65
62
55
3
10
2
15
0
0
0
0

Low Clouds (% Sky Obscured)

59
46
43
34
31
33
31
31
44
53
43
27
25
11
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

9
7
6
0
0
38
56
57
88
95
94
91
70
61
60
50
2
10
2
15
0
0
0
0

High Clouds (% Sky Obscured)

2
4
2
6
27
43
75
72
86
93
95
80
48
45
48
35
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 (%)

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
69
63
58
52
46
43
41
40
40
46
49
55
60
61
63
65
67
68
69
70
70
70
69

Pressure (mb)

1024
1024
1024
1024
1024
1023
1023
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

294
293
293
292
290
289
288
287
288
287
286
286
286
287
288
288
289
289
288
287
286
285
285
286

Saturday 26

Full Moon 100%

18:29

07:48

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

Sun - Rise: 06:56, Set: 18:51, Transit: 12:53. Moon - Rise: 18:29, Set: 07:48. Civil Dark: 19:23 - 06:24. Nautical Dark: 20:01 - 05:46. Astro Dark: 20:40 - 05:08

Total Clouds (% Sky Obscured)

0
0
0
0
3
50
45
18
57
75
39
34
29
33
30
45
61
60
63
62
59
46
74
98

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
17
24
17
12
5
0
8
15
23

High Clouds (% Sky Obscured)

0
0
0
0
3
50
45
16
56
73
37
34
24
33
29
23
39
36
50
55
55
45
73
98

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

Chance of Frost

Temperature (°C)

8
11
14
16
18
19
21
21
21
21
20
17
15
14
13
12
11
11
11
10
9
9
9
9

Feels Like (°C)

8
11
13
16
18
19
18
19
21
19
18
15
13
12
10
10
10
9
9
8
7
7
9
8

Dew Point (°C)

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

Relative Humidity (%)

63
54
48
41
36
32
30
29
28
31
38
43
45
48
49
53
56
59
62
65
66
67
68
69

Pressure (mb)

1023
1023
1023
1023
1022
1022
1021
1021
1021
1021
1021
1022
1022
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1024

Ozone (du)

287
287
287
287
287
288
288
289
289
288
287
286
285
285
284
283
282
282
282
283
282
282
282
281

Sunday 27

Waning Gibbous 98%

18:44

No Set

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

Sun - Rise: 06:58, Set: 18:49, Transit: 12:53. Moon - Rise: 18:44, Set: No Set. Civil Dark: 19:21 - 06:26. Nautical Dark: 19:59 - 05:48. Astro Dark: 20:38 - 05:09

Total Clouds (% Sky Obscured)

97
91
85
79
71
60
40
21
4
3
1
0
2
4
28
27
30
34
49
55
75
63
69
65

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
19
28
33
38
43

Medium Clouds (% Sky Obscured)

32
38
38
39
36
36
24
12
0
0
0
0
2
1
0
2
30
34
28
42
20
23
10
5

High Clouds (% Sky Obscured)

96
90
77
56
35
15
10
5
3
2
1
0
2
2
28
26
30
32
27
19
39
28
35
32

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

Chance of Frost

Temperature (°C)

9
12
14
16
18
20
21
21
21
22
20
17
16
15
14
13
13
12
11
11
11
10
10
9

Feels Like (°C)

7
10
13
15
17
19
21
20
21
21
19
17
16
15
14
11
11
10
9
9
9
8
9
8

Dew Point (°C)

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

Relative Humidity (%)

67
57
50
46
40
37
35
33
33
37
45
51
55
58
60
60
61
60
59
61
64
63
66
68

Pressure (mb)

1024
1024
1024
1024
1023
1023
1022
1022
1022
1021
1021
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

281
281
281
281
281
281
281
280
280
280
280
279
279
278
278
278
278
278
278
278
278
278
279
280

Monday 28

Waning Gibbous 93%

19:02

09:10

08 OK
09 OK
10 Good
11 Good
12 Good
13 Good
14 Good
15 OK
16 OK
17 Good
18 Good
19 Good
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: 06:59, Set: 18:47, Transit: 12:52. Moon - Rise: 19:02, Set: 09:10. Civil Dark: 19:19 - 06:27. Nautical Dark: 19:56 - 05:50. Astro Dark: 20:35 - 05:11

Total Clouds (% Sky Obscured)

43
19
6
9
7
18
12
20
23
16
13
10
28
27
30
29
31
38
53
66
76
74
73
72

Low Clouds (% Sky Obscured)

29
14
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)

7
6
2
4
2
18
4
7
9
7
4
3
21
27
30
29
31
21
24
30
35
38
44
48

High Clouds (% Sky Obscured)

16
4
3
4
5
9
7
20
23
16
13
10
10
10
25
29
31
29
39
45
50
50
47
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)

2
2
3
2
3
3
3
3
4
4
3
3
3
3
3
3
3
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

10
12
15
17
19
21
22
22
23
23
21
19
18
17
16
16
15
14
13
13
12
12
12
12

Feels Like (°C)

8
12
15
18
19
21
21
23
21
22
20
18
16
16
16
15
15
14
14
12
12
12
11
12

Dew Point (°C)

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

Relative Humidity (%)

63
57
50
44
40
37
35
33
33
36
43
48
53
55
55
56
57
57
58
57
58
59
58
58

Pressure (mb)

1023
1023
1023
1023
1023
1023
1022
1022
1021
1021
1021
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1024
1024

Ozone (du)

280
280
280
280
281
281
280
280
280
279
279
278
278
277
277
277
277
277
277
277
278
278
278
278

Tuesday 29

Waning Gibbous 86%

19:24

10:35

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

Sun - Rise: 07:01, Set: 18:44, Transit: 12:52. Moon - Rise: 19:24, Set: 10:35. Civil Dark: 19:17 - 06:29. Nautical Dark: 19:54 - 05:51. Astro Dark: 20:33 - 05:13

Total Clouds (% Sky Obscured)

73
74
79
76
68
65
70
70
70
54
39
29
17
12
14
14
15
19
25
32
30
23
20
18

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)

39
31
22
17
12
8
7
8
9
7
5
3
2
2
2
8
13
19
24
22
19
17
15
12

High Clouds (% Sky Obscured)

42
49
55
55
50
55
60
50
45
19
14
14
8
11
14
14
15
19
25
32
30
23
20
17

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

Chance of Frost

Temperature (°C)

12
15
17
19
20
22
23
23
23
24
22
20
18
17
16
15
15
14
13
13
12
12
13
12

Feels Like (°C)

12
12
13
14
14
16
16
22
21
21
21
20
20
14
14
14
15
14
14
11
11
11
11
11

Dew Point (°C)

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

Relative Humidity (%)

58
52
47
43
39
36
32
34
35
38
41
45
50
51
52
53
53
53
54
53
52
52
52
52

Pressure (mb)

1024
1024
1024
1024
1023
1023
1023
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

278
278
278
278
278
278
278
278
277
277
278
278
279
279
280
281
282
283
284
285
286
287
287
287

Wednesday 30

Waning Gibbous 77%

19:55

12:01

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

Sun - Rise: 07:02, Set: 18:42, Transit: 12:52. Moon - Rise: 19:55, Set: 12:01. Civil Dark: 19:14 - 06:30. Nautical Dark: 19:52 - 05:53. Astro Dark: 20:31 - 05:14

Total Clouds (% Sky Obscured)

15
16
21
27
28
30
23
20
18
13
8
3
7
11
15
14
17
15

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

8
4
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

15
16
21
27
28
30
23
20
18
13
8
2
4
8
14
14
17
15

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
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
15
17
19
21
22
24
23
24
24
22
19
18
17
16
15
15
14

Feels Like (°C)

11
11
13
14
15
15
16
21
21
21
20
20
20
16
16
16
15
15

Dew Point (°C)

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

Relative Humidity (%)

52
47
43
39
37
35
34
34
35
35
39
42
46
48
48
49
49
50

Pressure (mb)

1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1023
1023
1024
1024
1024
1024
1024

Ozone (du)

288
288
288
289
289
288
288
288
288
288
287
287
286
285
284
283
282
281

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

Generated: 24/09/26 08:55:57. Forecast: 24/09/26 to 30/09/26. Timezone: UTC+2.00