Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 30

Waxing Gibbous 61%

14:21

23:47

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 OK
14 OK
15 OK
16 Good
17 Good
18 Bad
19 OK
20 OK
21 OK
22 Bad
23 OK
00 Bad

Sun - Rise: 06:49, Set: 16:41, Transit: 11:45. Moon - Rise: 14:21, Set: 23:47. Civil Dark: 17:15 - 06:16. Nautical Dark: 17:53 - 05:38. Astro Dark: 18:31 - 05:00

Total Clouds (% Sky Obscured)

87
84
90
88
100
100
100
100
80
79
33
34
18
15
15
0
6
53
21
27
45
67
37
70

Low Clouds (% Sky Obscured)

0
0
0
0
0
50
43
46
53
49
33
34
18
15
15
0
1
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

73
66
55
83
97
94
97
94
33
30
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

87
84
90
88
100
100
100
100
70
37
0
0
0
2
3
0
4
53
19
25
42
63
35
70

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
2
11
30
38
30
30
15
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
3
3
4
5
5
7
11
16
17
17
18
17
16
15
13
9
8
7
7
6
6
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
75
78
81
81
81
76
67
69
79
70
60
54
52
50
55
60
66
70
74
78
79
81
80

Pressure (mb)

1006
1005
1005
1005
1004
1004
1004
1004
1005
1006
1007
1008
1009
1010
1011
1013
1014
1015
1016
1017
1017
1018
1018
1018

Ozone (du)

264
264
265
265
264
265
266
267
268
275
277
277
277
279
276
275
274
271
270
268
268
268
265
263

Friday 31

Waxing Gibbous 72%

14:38

01:07

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

Sun - Rise: 06:51, Set: 16:40, Transit: 11:45. Moon - Rise: 14:38, Set: 01:07. Civil Dark: 17:13 - 06:17. Nautical Dark: 17:52 - 05:39. Astro Dark: 18:29 - 05:02

Total Clouds (% Sky Obscured)

75
95
100
90
85
78
47
68
75
100
100
99
44
61
60
68
91
100
100
100
100
100
96
93

Low Clouds (% Sky Obscured)

0
0
0
0
3
11
10
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
0
3

Medium Clouds (% Sky Obscured)

0
0
2
20
17
10
2
0
0
0
16
0
0
0
0
0
0
0
0
0
0
1
63
50

High Clouds (% Sky Obscured)

75
95
100
85
83
78
42
68
71
100
100
99
37
61
60
68
91
100
100
100
100
100
87
85

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
4
4
4
3
4
3
4
4
3
3
4
4
4
4
4
4
4
4
4
5
4
4
3

Chance of Frost

Temperature (°C)

5
5
4
3
3
3
3
4
6
8
10
11
12
13
13
12
10
8
7
6
5
6
5
5

Feels Like (°C)

2
2
1
1
1
1
0
2
3
5
7
8
10
11
11
9
7
5
4
4
3
4
3
3

Dew Point (°C)

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

Relative Humidity (%)

82
82
82
82
82
80
80
77
70
61
54
48
43
43
48
54
59
62
72
81
83
85
85
85

Pressure (mb)

1019
1019
1019
1019
1019
1019
1020
1020
1020
1020
1020
1019
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

261
262
262
262
263
262
257
254
253
254
254
254
253
253
251
252
254
255
256
257
256
255
256
255

Saturday 1

Waxing Gibbous 81%

14:52

01:07

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
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:53, Set: 16:38, Transit: 11:45. Moon - Rise: 14:52, Set: 01:07. Civil Dark: 17:12 - 06:19. Nautical Dark: 17:50 - 05:41. Astro Dark: 18:28 - 05:03

Total Clouds (% Sky Obscured)

79
93
84
87
98
94
92
95
97
100
76
93
100
100
100
100
100
48
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

23
30
34
36
35
35
34
0
0
0
0
2
7
0
11
4
0
0
5
10
15
10
6
0

Medium Clouds (% Sky Obscured)

29
55
30
52
45
67
76
72
16
17
14
16
37
21
13
26
35
31
38
50
54
51
52
54

High Clouds (% Sky Obscured)

79
81
80
80
96
90
86
94
96
99
67
89
100
100
100
100
100
39
100
100
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
5
4
14
16
14

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

Chance of Frost

Temperature (°C)

5
5
4
4
4
4
4
5
6
9
11
13
14
15
15
14
13
12
11
11
10
10
10
10

Feels Like (°C)

4
3
3
2
3
2
2
3
5
7
10
12
12
13
13
12
11
10
11
9
9
8
8
8

Dew Point (°C)

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

Relative Humidity (%)

86
86
86
86
86
86
86
83
79
73
67
63
61
61
68
78
84
87
88
90
91
91
91
90

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1017
1016
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016

Ozone (du)

253
253
253
253
254
255
257
255
254
254
254
253
254
255
255
255
256
259
259
259
258
258
258
258

Sunday 2

Waxing Gibbous 90%

15:06

02:29

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
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:54, Set: 16:36, Transit: 11:45. Moon - Rise: 15:06, Set: 02:29. Civil Dark: 17:10 - 06:20. Nautical Dark: 17:49 - 05:42. Astro Dark: 18:26 - 05:04

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
91
86
84
71
79
100
100
100
100
100
100
100
100
100
92
84
77

Low Clouds (% Sky Obscured)

8
18
27
31
37
39
47
49
53
54
58
71
72
75
71
76
51
38
30
37
50
53
46
57

Medium Clouds (% Sky Obscured)

54
53
48
48
51
55
55
57
66
69
71
79
98
86
100
98
100
100
100
100
100
86
73
59

High Clouds (% Sky Obscured)

100
100
100
98
97
96
97
88
78
75
61
70
100
100
100
100
100
100
100
100
100
70
43
25

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

Precipitation Probability (%)

10
10
10
22
36
64
57
44
25
20
28
40
59
76
90
95
95
85
67
52
37
31
17
12

Precipitation Amount (mm)

0
0
0
0
0
0.5
0.3
0
0
0
0
0
0.3
0.4
0.5
0.8
0.9
0.4
0.3
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
90
90
88
88
88
85
77
71
66
63
61
59
64
72
77
80
81
83
86
86
88
90

Pressure (mb)

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

Ozone (du)

259
259
259
260
259
260
261
263
264
266
267
268
269
271
273
275
274
276
279
282
285
287
290
296

Monday 3

Waxing Gibbous 96%

15:21

03:53

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
21 OK
22 OK
23 OK
00 OK

Sun - Rise: 06:56, Set: 16:34, Transit: 11:45. Moon - Rise: 15:21, Set: 03:53. Civil Dark: 17:09 - 06:22. Nautical Dark: 17:47 - 05:44. Astro Dark: 18:25 - 05:06

Total Clouds (% Sky Obscured)

71
67
63
65
66
65
66
70
71
76
78
80
86
89
92
89
85
81
67
54
41
41
42
41

Low Clouds (% Sky Obscured)

53
46
22
51
57
61
62
62
53
40
34
44
48
52
57
47
36
26
24
23
22
15
8
1

Medium Clouds (% Sky Obscured)

55
51
44
34
29
27
40
50
50
60
57
16
27
38
49
40
34
30
23
18
17
13
9
4

High Clouds (% Sky Obscured)

30
30
30
26
31
25
26
31
40
50
50
70
75
75
74
69
59
41
24
12
2
3
3
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 (%)

26
14
6
15
16
14
20
17
3
2
1
1
3
7
1
2
6
0
0
5
0
1
2
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
6
7
7
7
8
9
10
9
9
9
9
8
7
6
6
6
6
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
85
81
81
75
72
74
77
76
73
70
64
62
63
65
65
68
73
77
78
80
81
82
84

Pressure (mb)

1015
1016
1016
1017
1018
1018
1019
1020
1021
1021
1022
1021
1021
1022
1022
1022
1023
1024
1024
1024
1025
1025
1025
1025

Ozone (du)

300
300
302
305
308
306
303
300
298
296
302
301
295
291
288
284
283
283
282
283
285
286
285
284

Tuesday 4

Waxing Gibbous 99%

15:38

05:21

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

Sun - Rise: 06:58, Set: 16:33, Transit: 11:45. Moon - Rise: 15:38, Set: 05:21. Civil Dark: 17:07 - 06:24. Nautical Dark: 17:46 - 05:45. Astro Dark: 18:23 - 05:07

Total Clouds (% Sky Obscured)

32
22
7
15
20
26
38
51
55
48
46
40
36
36
37
44
47
41
36
33
27
35
39
45

Low Clouds (% Sky Obscured)

0
0
0
5
10
14
21
27
25
24
18
21
17
16
14
13
11
9
14
20
26
19
10
1

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

16
7
2
1
2
2
2
2
2
2
1
1
4
6
13
12
12
11
8
5
3
9
29
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 (%)

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
85
85
85
82
79
77
71
67
63
63
62
62
64
65
69
71
73
77
78
81
82
82
84

Pressure (mb)

1025
1026
1026
1026
1026
1026
1026
1026
1026
1027
1026
1026
1025
1025
1025
1024
1025
1025
1025
1025
1025
1025
1025
1025

Ozone (du)

283
282
282
281
280
279
278
277
276
276
274
273
272
272
271
271
270
269
268
270
271
272
271
270

Wednesday 5

Full Moon 100%

16:00

06:54

Sun - Rise: 06:59, Set: 16:31, Transit: 11:45. Moon - Rise: 16:00, Set: 06:54. Civil Dark: 17:06 - 06:25. Nautical Dark: 17:44 - 05:46. Astro Dark: 18:22 - 05:09

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

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

Generated: 30/10/25 01:30:36. Forecast: 30/10/25 to 05/11/25. Timezone: UTC+1.00