Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 9

Waning Crescent 2%

05:38

17:31

01 Bad
02 Bad
03 Bad
04 Bad
05 OK
06 Bad
07 OK
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: 07:09, Set: 18:16, Transit: 12:43. Moon - Rise: 05:38, Set: 17:31. Civil Dark: 18:49 - 06:37. Nautical Dark: 19:27 - 05:59. Astro Dark: 20:05 - 05:21

Total Clouds (% Sky Obscured)

84
59
72
83
37
60
38
88
97
99
96
92
94
91
97
98
93
78
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

23
57
67
83
35
46
33
41
41
46
52
47
38
33
24
23
10
35
63
65
81
89
99
90

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
6
30
54
70
72
76
91
88
79
70
100
99
94
93
93
84

High Clouds (% Sky Obscured)

4
0
0
0
0
15
3
42
79
91
60
39
65
44
45
78
62
55
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
7

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 (%)

1
0
0
3
2
3
0
0
0
0
0
0
0
0
0
0
0
0
4
10
13
25
54
59

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
84
73
74
82
91
91
93
87
78
69
63
58
53
56
52
54
55
56
57
60
69
78
88

Pressure (mb)

1015
1015
1016
1017
1017
1018
1018
1019
1019
1019
1019
1019
1018
1017
1017
1016
1015
1015
1015
1015
1014
1014
1014
1014

Ozone (du)

310
318
322
313
311
307
304
302
299
298
297
296
295
293
291
288
285
283
281
281
281
279
277
276

Saturday 10

New Moon 0%

06:55

17:45

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: 07:11, Set: 18:14, Transit: 12:42. Moon - Rise: 06:55, Set: 17:45. Civil Dark: 18:47 - 06:38. Nautical Dark: 19:25 - 06:00. Astro Dark: 20:03 - 05:22

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
92
94
95
92
97

Low Clouds (% Sky Obscured)

87
82
88
93
91
100
100
100
100
96
98
93
96
100
94
91
94
85
92
81
79
78
62
54

Medium Clouds (% Sky Obscured)

84
82
97
98
95
98
96
100
100
71
76
87
75
63
80
100
99
83
44
35
31
35
27
1

High Clouds (% Sky Obscured)

100
100
100
97
100
98
90
100
99
100
100
100
100
100
97
97
36
84
75
35
46
55
80
93

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
38
44

Precipitation Type

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

Precipitation Probability (%)

36
26
14
17
37
64
68
65
57
50
34
33
45
41
43
71
49
26
39
30
37
20
4
4

Precipitation Amount (mm)

0
0
0
0
0
0.3
0.3
0.3
0
0
0
0
0
0
0
0.3
0.2
0
0.2
0
0.2
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
93
91
96
95
93
96
98
98
98
98
95
93
88
88
93
98
98
96
96
95
95
96
96

Pressure (mb)

1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1013

Ozone (du)

276
274
272
274
275
274
274
275
276
277
277
277
278
279
280
281
281
283
286
288
290
293
295
295

Sunday 11

Waxing Crescent 1%

08:12

18:00

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 OK
17 Bad
18 Bad
19 OK
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 07:12, Set: 18:12, Transit: 12:42. Moon - Rise: 08:12, Set: 18:00. Civil Dark: 18:45 - 06:40. Nautical Dark: 19:22 - 06:02. Astro Dark: 20:00 - 05:24

Total Clouds (% Sky Obscured)

94
60
77
78
81
94
74
58
62
56
48
71
87
90
54
25
48
55
42
68
83
72
88
97

Low Clouds (% Sky Obscured)

26
22
48
49
62
94
62
37
41
36
36
63
84
85
50
25
48
46
23
30
33
33
36
35

Medium Clouds (% Sky Obscured)

8
0
0
25
29
8
18
16
15
21
0
21
17
31
2
2
2
28
5
21
34
48
52
56

High Clouds (% Sky Obscured)

86
46
48
64
38
0
0
0
0
0
0
0
0
0
0
1
1
2
9
49
69
35
74
91

ISS Passover

Visibility (miles)

9
9
9
9
9
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

98
100
100
88
84
83
92
91
64
40
16
1
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 (%)

2
0
2
1
3
16
19
2
10
14
25
34
38
20
14
2
3
0
0
2
3
3
8
9

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
94
98
96
93
93
84
74
66
59
57
60
58
53
55
62
67
69
70
72
76
79

Pressure (mb)

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

Ozone (du)

295
297
300
303
302
304
305
306
307
307
307
306
305
305
306
305
305
305
305
303
302
303
305
306

Monday 12

Waxing Crescent 4%

09:29

18:19

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 OK
18 OK
19 Good
20 OK
21 OK
22 OK
23 OK
00 OK

Sun - Rise: 07:14, Set: 18:10, Transit: 12:42. Moon - Rise: 09:29, Set: 18:19. Civil Dark: 18:43 - 06:41. Nautical Dark: 19:20 - 06:04. Astro Dark: 19:58 - 05:26

Total Clouds (% Sky Obscured)

100
100
100
100
76
62
56
62
67
76
75
75
80
71
58
49
37
32
17
23
26
31
22
26

Low Clouds (% Sky Obscured)

36
37
40
32
37
35
33
31
28
24
25
28
32
43
44
46
35
26
15
18
23
29
21
23

Medium Clouds (% Sky Obscured)

55
50
54
49
39
18
0
17
33
45
49
48
47
35
19
3
2
1
0
0
0
0
4
7

High Clouds (% Sky Obscured)

100
92
82
68
38
14
0
0
0
0
0
0
0
0
0
0
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

17
29
34
37
39
35
20
29
32
29
37
46
44
20
14
2
3
3
0
0
2
0
0
3

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
83
85
88
89
91
91
91
81
73
64
59
52
48
47
46
54
64
70
74
76
78
77
80

Pressure (mb)

1016
1016
1017
1017
1017
1018
1018
1019
1020
1020
1020
1020
1020
1020
1020
1021
1021
1022
1023
1024
1025
1026
1026
1027

Ozone (du)

307
307
308
309
308
309
314
317
319
321
320
317
317
316
317
316
315
315
317
319
322
324
326
326

Tuesday 13

Waxing Crescent 9%

10:44

18:43

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

Sun - Rise: 07:16, Set: 18:08, Transit: 12:42. Moon - Rise: 10:44, Set: 18:43. Civil Dark: 18:41 - 06:43. Nautical Dark: 19:18 - 06:05. Astro Dark: 19:56 - 05:27

Total Clouds (% Sky Obscured)

30
21
12
2
22
31
8
5
3
1
11
23
34
40
48
55
50
41
31
41
53
68
74
84

Low Clouds (% Sky Obscured)

23
16
9
2
22
31
8
5
3
1
10
21
28
30
33
36
32
28
25
19
14
7
8
7

Medium Clouds (% Sky Obscured)

9
7
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
14
18
24
32

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
4
21
31
43
53
66

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 (%)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
3
3
3
2
1
2
5
7
8
9
11
11
12
12
12
12
12
13
6
6
6
6

Dew Point (°C)

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

Relative Humidity (%)

82
83
82
83
82
79
76
80
70
63
58
53
49
46
50
53
55
62
69
78
79
81
82
82

Pressure (mb)

1027
1027
1027
1028
1028
1028
1028
1029
1029
1029
1029
1029
1029
1028
1028
1028
1028
1029
1029
1030
1030
1030
1031
1031

Ozone (du)

324
321
316
313
311
309
307
305
302
298
294
292
290
288
286
285
283
282
282
281
280
280
280
279

Wednesday 14

Waxing Crescent 15%

11:56

19:14

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

Sun - Rise: 07:17, Set: 18:06, Transit: 12:41. Moon - Rise: 11:56, Set: 19:14. Civil Dark: 18:39 - 06:44. Nautical Dark: 19:16 - 06:07. Astro Dark: 19:54 - 05:29

Total Clouds (% Sky Obscured)

93
95
98
100
100
100
100
89
78
67
49
30
11
8
6
3
4
5
6
5
5
7
15
22

Low Clouds (% Sky Obscured)

8
6
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
5

Medium Clouds (% Sky Obscured)

45
54
63
68
72
78
78
73
67
61
46
30
10
6
3
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

79
86
93
100
100
100
100
68
35
2
3
3
4
3
4
3
4
5
4
5
5
7
10
8

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
3
0
1
4
0
2
4
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)

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

Chance of Frost

Temperature (°C)

5
5
5
5
5
5
5
5
7
9
10
11
12
13
13
13
13
11
9
7
7
6
5
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
83
83
85
86
83
83
83
74
64
57
51
46
42
43
47
49
52
55
57
59
62
65
65

Pressure (mb)

1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1030
1030
1029
1029
1029
1028
1029
1029
1029
1029
1030
1030
1030

Ozone (du)

278
277
277
277
277
278
279
280
280
281
282
281
280
280
281
283
284
283
282
282
281
280
279
277

Thursday 15

Waxing Crescent 23%

13:00

19:56

Sun - Rise: 07:19, Set: 18:04, Transit: 12:41. Moon - Rise: 13:00, Set: 19:56. Civil Dark: 18:37 - 06:46. Nautical Dark: 19:14 - 06:08. Astro Dark: 19:52 - 05:30

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

Generated: 09/10/26 01:09:59. Forecast: 09/10/26 to 15/10/26. Timezone: UTC+2.00