Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 21

Waxing Gibbous 79%

16:01

02:43

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 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:30, Set: 17:52, Transit: 12:40. Moon - Rise: 16:01, Set: 02:43. Civil Dark: 18:25 - 06:57. Nautical Dark: 19:03 - 06:19. Astro Dark: 19:41 - 05:41

Total Clouds (% Sky Obscured)

49
69
76
82
94
96
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
83

Low Clouds (% Sky Obscured)

5
9
27
29
57
82
95
96
100
93
95
100
100
100
100
100
90
89
52
37
37
48
42
22

Medium Clouds (% Sky Obscured)

27
30
31
54
76
87
89
94
98
100
100
100
100
100
100
100
100
100
100
100
33
36
55
9

High Clouds (% Sky Obscured)

49
69
35
27
59
30
30
96
84
100
100
100
100
100
100
100
100
100
100
100
100
100
100
82

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
3
3
0
7
7
9
3
6
6
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
1
25
73
95
95
95
95
95
95
95
95
95
86
51
23
11
5
6
4
0

Precipitation Amount (mm)

0
0
0
0
0
0
0.3
1
1
0.7
0.9
1.1
1.1
1.3
1.2
0.8
0.4
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
18
17
17
15
15
14
14
13
12
10
10
9
9
8
8
8
8
8
8
8
9
9
10

Feels Like (°C)

13
14
14
13
13
12
11
11
12
10
7
5
5
5
4
4
5
4
4
4
5
4
5
5

Dew Point (°C)

9
9
9
9
8
7
8
10
12
12
10
9
8
7
7
7
7
7
6
6
6
4
4
3

Relative Humidity (%)

58
56
58
60
61
61
64
79
95
96
96
91
88
88
95
93
91
93
88
85
82
72
67
61

Pressure (mb)

1010
1009
1009
1009
1009
1009
1009
1010
1010
1010
1011
1012
1013
1014
1015
1015
1016
1017
1017
1018
1019
1019
1019
1019

Ozone (du)

275
272
270
270
270
270
270
268
267
265
267
269
272
275
275
276
273
273
275
277
279
280
281
282

Thursday 22

Waxing Gibbous 87%

16:15

03:59

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

Sun - Rise: 07:32, Set: 17:50, Transit: 12:40. Moon - Rise: 16:15, Set: 03:59. Civil Dark: 18:23 - 06:59. Nautical Dark: 19:01 - 06:21. Astro Dark: 19:39 - 05:43

Total Clouds (% Sky Obscured)

26
11
5
15
1
2
23
36
40
41
35
24
4
3
3
5
21
20
64
16
59
71
100
100

Low Clouds (% Sky Obscured)

18
9
3
10
0
0
2
10
17
23
22
16
3
2
3
3
3
3
2
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
14
20
23
20
11
0
1
0
0
0
0
0
0
0
2
29
55
100

High Clouds (% Sky Obscured)

5
0
3
0
1
1
0
0
0
0
0
0
0
0
0
2
21
17
62
13
57
68
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
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
10
9
7
4
3
2
2
2
2
3
3
3
3
3
2
2
2
2
2
2
6
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
2
2
3
3
3
3
3
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1

Relative Humidity (%)

57
55
56
62
71
74
75
76
78
80
80
83
83
83
83
83
82
82
80
71
62
55
51
49

Pressure (mb)

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

Ozone (du)

284
287
289
291
291
292
294
298
296
296
298
299
296
292
288
284
282
279
276
273
271
269
267
266

Friday 23

Waxing Gibbous 93%

16:28

05:17

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 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:34, Set: 17:48, Transit: 12:40. Moon - Rise: 16:28, Set: 05:17. Civil Dark: 18:21 - 07:00. Nautical Dark: 18:59 - 06:22. Astro Dark: 19:37 - 05:44

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
86
100
99
88
94
96
98
89
83
69
72
75
94
98
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
1
3
27
39
41
12
25
35
47
50
74
79
82
84
77

Medium Clouds (% Sky Obscured)

100
100
100
100
98
93
92
86
100
99
88
94
96
97
84
62
60
52
50
55
51
82
57
75

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
35
30
30
25
32
45
61
23
53
35
42
48
55
72
100
76
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
2
1
8
17
1
1
4
5
12
12
7
15
8
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)

10
9
8
8
6
7
7
6
7
7
6
5
5
4
6
7
7
7
6
8
10
13
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
52
54
56
58
61
65
65
65
67
68
70
72
74
78
83
78
78
78
71
61
58
63
58

Pressure (mb)

1018
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1018
1018
1018
1018
1018
1018

Ozone (du)

266
267
268
269
271
276
283
287
290
292
293
293
296
297
299
301
302
304
306
307
307
307
308
308

Saturday 24

Waxing Gibbous 98%

16:42

05:38

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

Sun - Rise: 06:35, Set: 17:46, Transit: 11:40. Moon - Rise: 16:42, Set: 05:38. Civil Dark: 18:19 - 06:02. Nautical Dark: 18:57 - 05:24. Astro Dark: 19:35 - 04:46

Total Clouds (% Sky Obscured)

100
100
100
82
64
39
19
15
10
8
5
4
3
4
15
23
32
46
88
100
100
100
100
100

Low Clouds (% Sky Obscured)

86
86
86
79
64
39
16
13
10
7
4
2
1
2
3
3
3
3
1
2
20
37
60
59

Medium Clouds (% Sky Obscured)

99
53
45
52
18
0
0
0
0
0
0
0
0
0
0
0
0
15
30
45
45
44
44
67

High Clouds (% Sky Obscured)

100
72
76
72
32
0
0
0
0
1
0
1
1
1
10
21
30
45
87
100
100
100
100
81

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
1
1
10
6
9
0
0
0
0
0
0
0
0
0
0
0
0
0
1
11
22
34
50

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
11
10
9
8
7
5
3
3
3
4
4
4
4
4
5
5
6
7
10
12
13
14
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
53
56
58
60
66
75
83
86
89
91
91
94
96
94
94
96
94
88
78
69
61
53
50

Pressure (mb)

1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1017
1017
1016
1015
1014
1013
1012
1011
1010
1008
1007
1006

Ozone (du)

309
310
308
306
307
308
309
308
309
310
309
309
308
308
308
302
294
292
289
287
285
283
280
280

Sunday 25

Waxing Gibbous 100%

15:58

07:04

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 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 06:37, Set: 16:44, Transit: 11:40. Moon - Rise: 15:58, Set: 07:04. Civil Dark: 17:17 - 06:03. Nautical Dark: 17:55 - 05:25. Astro Dark: 18:33 - 04:47

Total Clouds (% Sky Obscured)

100
100
90
80
68
94
89
84
87
89
91
89
88
85
87
90
91
90
90
90
93
96
98
97

Low Clouds (% Sky Obscured)

62
67
90
80
68
93
89
84
87
89
91
86
79
74
80
85
90
86
84
82
79
74
70
68

Medium Clouds (% Sky Obscured)

99
100
83
62
42
83
79
71
72
73
70
58
56
48
37
23
14
9
5
0
11
21
26
30

High Clouds (% Sky Obscured)

59
39
30
20
10
73
47
30
43
41
44
60
72
80
77
65
55
37
20
2
3
3
4
4

ISS Passover

Visibility (miles)

9
9
9
6
6
3
2
1
0
3
6
9
9
9
9
9
9
9
9
9
9
9
8
8

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

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

Precipitation Probability (%)

59
72
88
89
95
95
95
95
95
88
51
42
30
6
9
11
11
10
9
11
13
13
7
11

Precipitation Amount (mm)

0.3
0.4
0.6
0.6
0.9
1.2
1.1
1.2
0.8
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
11
9
8
7
5
9
8
7
6
6
6
6
6
6
6
5
4
5
7
8
8
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

51
53
56
69
76
83
90
93
98
93
91
88
88
90
90
89
89
89
85
79
74
71
70
68

Pressure (mb)

1006
1006
1006
1007
1007
1008
1007
1008
1009
1010
1011
1012
1013
1014
1014
1015
1016
1017
1018
1018
1019
1019
1019
1018

Ozone (du)

279
278
276
280
283
285
287
289
291
292
293
294
299
303
307
311
314
318
318
319
319
322
324
327

Monday 26

Full Moon 99%

16:19

08:33

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 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 06:39, Set: 16:42, Transit: 11:39. Moon - Rise: 16:19, Set: 08:33. Civil Dark: 17:16 - 06:05. Nautical Dark: 17:54 - 05:27. Astro Dark: 18:32 - 04:49

Total Clouds (% Sky Obscured)

96
95
95
94
92
94
96
99
96
92
88
92
95
99
94
87
80
80
78
74
76
87
97
97

Low Clouds (% Sky Obscured)

62
53
42
37
32
35
33
31
23
15
5
17
27
34
30
28
29
23
21
18
41
68
96
80

Medium Clouds (% Sky Obscured)

29
32
28
24
28
29
29
26
33
41
51
63
75
88
76
63
51
37
30
19
27
37
51
51

High Clouds (% Sky Obscured)

5
5
4
9
11
46
67
87
65
42
30
45
50
50
41
29
18
14
9
4
17
25
33
36

ISS Passover

Visibility (miles)

8
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 (%)

7
1
3
3
2
4
3
0
0
2
1
5
4
0
0
0
0
0
0
0
2
4
5
31

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
73
75
74
74
75
76
79
81
82
85
86
88
90
91
91
91
91
85
78
73
73
74
74

Pressure (mb)

1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019

Ozone (du)

323
320
316
311
307
302
298
294
290
288
285
282
280
278
275
273
272
270
269
267
265
264
262
261

Tuesday 27

Waning Gibbous 95%

16:47

10:00

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

Sun - Rise: 06:40, Set: 16:40, Transit: 11:39. Moon - Rise: 16:47, Set: 10:00. Civil Dark: 17:14 - 06:07. Nautical Dark: 17:52 - 05:28. Astro Dark: 18:30 - 04:51

Total Clouds (% Sky Obscured)

96
96
91
88
91
87
83
78
81
82
83

Low Clouds (% Sky Obscured)

66
53
49
46
49
46
43
45
49
49
50

Medium Clouds (% Sky Obscured)

50
55
41
36
26
17
9
0
0
0
0

High Clouds (% Sky Obscured)

42
53
46
33
23
18
14
12
14
14
17

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

44
57
52
44
22
21
16
7
7
6
4

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
4
3
3
3
2
2
2
2
1
1

Chance of Frost

Temperature (°C)

10
10
9
9
8
7
7
7
6
6
6

Feels Like (°C)

7
7
6
7
7
7
5
6
5
5
5

Dew Point (°C)

5
5
5
5
5
4
4
4
4
4
4

Relative Humidity (%)

73
74
73
75
78
81
82
84
85
85
85

Pressure (mb)

1019
1019
1019
1019
1019
1020
1020
1020
1021
1021
1021

Ozone (du)

260
260
260
261
262
263
264
265
266
267
268

Forecast for Maršov u Úpice, Trutnov District, Czech Republic (50.48,15.98)

Generated: 21/10/26 14:30:59. Forecast: 21/10/26 to 27/10/26. Timezone: UTC+2.00