Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 22

Waxing Gibbous 85%

17:42

02:34

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

Sun - Rise: 06:44, Set: 18:52, Transit: 12:48. Moon - Rise: 17:42, Set: 02:34. Civil Dark: 19:24 - 06:12. Nautical Dark: 20:02 - 05:33. Astro Dark: 20:42 - 04:53

Total Clouds (% Sky Obscured)

51
42
56
83
77
60
23
34
36
60
57
54
44
55
64
68
67
73
64
54
43
39
40
80

Low Clouds (% Sky Obscured)

43
35
39
62
59
51
19
29
36
44
40
23
25
48
52
60
63
69
64
54
43
39
40
45

Medium Clouds (% Sky Obscured)

0
0
45
33
27
10
9
15
0
38
34
42
31
22
43
18
27
22
2
2
0
0
0
0

High Clouds (% Sky Obscured)

0
15
2
0
1
0
0
0
0
0
0
0
0
0
0
0
0
2
2
2
2
2
6
58

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
35
35
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 (%)

5
0
4
3
1
0
0
0
0
0
0
0
0
0
0
0
1
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
4
3
3
3
3
3
3
3
3
3
2
1
1
3
3
3
3
4
4
5
4
3
3

Chance of Frost

Temperature (°C)

9
9
8
8
8
8
8
7
7
6
6
7
10
12
13
14
15
15
15
15
14
13
11
10

Feels Like (°C)

8
7
8
8
7
6
7
7
7
6
5
8
11
13
14
14
14
14
14
13
13
13
11
10

Dew Point (°C)

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

Relative Humidity (%)

81
84
88
85
78
74
75
81
84
83
85
78
68
62
54
48
45
42
42
42
46
59
70
73

Pressure (mb)

1026
1027
1027
1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1024
1023
1023
1023
1022
1022
1022
1023

Ozone (du)

308
307
306
304
302
301
299
297
295
294
296
296
296
296
295
294
293
292
291
292
293
292
292
292

Wednesday 23

Waxing Gibbous 91%

17:57

03:50

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: 06:46, Set: 18:49, Transit: 12:47. Moon - Rise: 17:57, Set: 03:50. Civil Dark: 19:22 - 06:13. Nautical Dark: 20:00 - 05:35. Astro Dark: 20:40 - 04:55

Total Clouds (% Sky Obscured)

99
60
100
100
91
74
100
100
97
100
98
99
100
100
97
97
98
99
96
77
99
72
100
100

Low Clouds (% Sky Obscured)

37
12
2
5
11
16
39
47
40
29
48
64
100
100
93
92
94
69
88
77
92
72
100
100

Medium Clouds (% Sky Obscured)

1
2
1
21
47
54
58
99
94
63
90
99
98
95
91
44
45
81
75
45
98
39
53
35

High Clouds (% Sky Obscured)

96
60
100
100
83
45
65
2
55
100
22
36
37
2
0
0
30
35
8
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
4
9
9
9
5
5
7
8
6
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
Very Light Rain
None
Light Rain
Light Rain
None
None
None
Very Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
17
53
41
78
95
68
49
49
65
60
50
57
46
34
23
18

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.2
0
0.5
0.8
0
0
0
0.3
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
72
74
74
75
79
81
74
75
78
84
77
80
88
88
90
78
73
63
64
77
84
88
87

Pressure (mb)

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

Ozone (du)

291
291
290
291
293
295
298
300
301
303
306
308
309
314
318
323
321
320
320
321
321
321
319
319

Thursday 24

Waxing Gibbous 96%

18:10

05:06

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

Sun - Rise: 06:47, Set: 18:47, Transit: 12:47. Moon - Rise: 18:10, Set: 05:06. Civil Dark: 19:19 - 06:15. Nautical Dark: 19:58 - 05:37. Astro Dark: 20:37 - 04:57

Total Clouds (% Sky Obscured)

100
100
74
68
53
48
43
47
49
53
51
53
51
45
49
72
84
85
84
84
90
82
86
100

Low Clouds (% Sky Obscured)

100
100
74
61
33
33
29
32
40
45
50
52
51
45
49
72
77
69
61
53
59
59
56
36

Medium Clouds (% Sky Obscured)

45
32
34
38
36
39
26
31
22
11
16
3
0
0
0
0
16
28
38
44
48
51
60
60

High Clouds (% Sky Obscured)

0
0
0
0
53
6
0
0
0
0
0
0
0
0
0
0
22
32
48
61
67
68
86
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
26
20
15
13
13
13
13
13
13
13
13
13
13
13
13
13

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 (%)

17
22
9
4
2
0
0
0
0
0
0
0
0
2
2
0
1
0
0
0
1
1
0
2

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

Chance of Frost

Temperature (°C)

10
10
9
9
9
8
8
7
7
6
6
8
9
11
13
14
14
14
14
14
14
13
11
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
91
93
95
96
96
96
94
96
94
94
91
84
76
69
63
59
56
55
56
56
64
71
74

Pressure (mb)

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

Ozone (du)

313
304
299
296
298
305
307
303
302
302
302
302
301
302
301
299
297
294
294
292
291
290
289
288

Friday 25

Waxing Gibbous 99%

18:23

06:23

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 OK
14 OK
15 Bad
16 Bad
17 OK
18 OK
19 Bad
20 Bad

Sun - Rise: 06:49, Set: 18:45, Transit: 12:47. Moon - Rise: 18:23, Set: 06:23. Civil Dark: 19:17 - 06:16. Nautical Dark: 19:55 - 05:38. Astro Dark: 20:35 - 04:59

Total Clouds (% Sky Obscured)

95
100
100
100
97
91
90
83
87
89
91
85
78
74
79
83
46
34
61
59
43
37
50
50

Low Clouds (% Sky Obscured)

17
0
6
13
20
23
26
28
20
11
3
15
25
34
39
44
46
34
22
6
5
2
0
0

Medium Clouds (% Sky Obscured)

61
99
100
100
91
83
60
64
72
79
86
77
62
58
50
43
2
2
38
44
30
12
7
10

High Clouds (% Sky Obscured)

95
79
71
50
20
9
25
24
24
25
28
29
22
35
40
45
0
0
0
0
7
27
40
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 (%)

13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13

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
11
10
10
11
6
4
3
1
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
2
2
1
1
1
1
1
1
2
2
3
4
5
5
6
6
5
4
2
1
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
7
7
7
7
7
7
6
6
6
6
8
9
9
10
11
12
15
15
14
14
14
12
10

Dew Point (°C)

6
6
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
6
7
6
5

Relative Humidity (%)

74
77
78
78
78
79
81
82
85
85
84
78
69
64
60
57
52
50
49
50
52
62
66
67

Pressure (mb)

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

Ozone (du)

288
288
287
287
287
286
286
286
286
286
286
286
286
285
284
284
284
284
284
283
284
285
286
287

Saturday 26

Full Moon 100%

18:37

07:42

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

Sun - Rise: 06:50, Set: 18:43, Transit: 12:46. Moon - Rise: 18:37, Set: 07:42. Civil Dark: 19:15 - 06:18. Nautical Dark: 19:53 - 05:40. Astro Dark: 20:32 - 05:01

Total Clouds (% Sky Obscured)

45
9
6
29
21
35
22
36
22
21
30
41
41
40
32
23
17
24
31
38
29
17
6
6

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)

45
7
2
29
2
0
0
0
0
0
0
1
1
2
2
1
1
8
15
22
16
9
3
2

High Clouds (% Sky Obscured)

24
2
4
6
18
35
20
30
22
21
30
33
32
25
19
17
15
24
31
38
26
13
1
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 (%)

13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13

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

Chance of Frost

Temperature (°C)

10
10
9
8
8
8
8
8
8
8
8
9
11
13
15
17
18
19
19
19
19
17
15
13

Feels Like (°C)

9
8
9
9
7
8
7
7
7
7
7
8
9
10
11
11
12
12
18
18
17
17
18
18

Dew Point (°C)

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

Relative Humidity (%)

69
73
77
78
78
79
82
84
84
85
85
78
70
63
56
52
49
46
47
48
49
56
62
71

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1020
1020

Ozone (du)

288
289
290
291
293
293
292
291
290
289
289
289
289
288
288
288
287
287
287
287
286
286
285
285

Sunday 27

Waning Gibbous 98%

18:54

09:04

21 Good
22 Good
23 OK
00 OK
01 OK
02 OK
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 OK
20 Bad

Sun - Rise: 06:52, Set: 18:40, Transit: 12:46. Moon - Rise: 18:54, Set: 09:04. Civil Dark: 19:13 - 06:19. Nautical Dark: 19:51 - 05:41. Astro Dark: 20:30 - 05:02

Total Clouds (% Sky Obscured)

6
6
19
33
44
48
53
58
59
62
66
66
65
60
59
60
62
64
64
61
55
51
43
49

Low Clouds (% Sky Obscured)

0
0
3
6
8
11
15
23
20
15
8
5
3
0
0
0
0
0
0
0
1
1
2
2

Medium Clouds (% Sky Obscured)

2
1
5
8
12
18
25
30
28
25
22
21
19
20
22
24
24
32
36
39
41
39
43
35

High Clouds (% Sky Obscured)

2
2
9
15
22
20
18
27
41
57
66
66
65
60
51
41
42
37
31
27
25
24
24
28

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 (%)

13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13

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
2
2
11
9
1
1

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

Chance of Frost

Temperature (°C)

12
12
11
10
10
10
10
9
9
9
10
10
12
15
17
18
19
20
20
20
20
19
17
15

Feels Like (°C)

12
12
12
12
12
11
9
9
9
9
9
8
10
11
12
12
13
14
20
20
19
20
20
20

Dew Point (°C)

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

Relative Humidity (%)

72
73
74
74
73
73
76
77
77
77
76
74
67
61
56
51
48
45
45
46
47
52
58
65

Pressure (mb)

1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021

Ozone (du)

285
284
284
283
283
282
283
283
283
283
283
282
282
282
282
282
281
281
281
281
282
281
281
281

Monday 28

Waning Gibbous 93%

19:16

10:30

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

Sun - Rise: 06:53, Set: 18:38, Transit: 12:46. Moon - Rise: 19:16, Set: 10:30. Civil Dark: 19:11 - 06:21. Nautical Dark: 19:49 - 05:43. Astro Dark: 20:28 - 05:04

Total Clouds (% Sky Obscured)

56
63
60
56
50
45
39
31
30
31
31
30
28
27
39
52
63

Low Clouds (% Sky Obscured)

2
3
8
12
19
19
18
18
18
14
8
6
3
0
0
0
0

Medium Clouds (% Sky Obscured)

35
27
27
24
21
19
19
16
9
5
1
1
0
0
0
0
0

High Clouds (% Sky Obscured)

39
50
42
29
14
9
6
3
10
15
20
23
25
27
39
52
63

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13

Precipitation Type

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

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

15
14
13
13
12
12
12
12
12
12
13
13
15
17
20
21
22

Feels Like (°C)

14
15
15
14
13
13
12
12
12
12
12
12
14
15
16
17
18

Dew Point (°C)

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

Relative Humidity (%)

66
66
66
66
64
64
63
62
62
60
59
58
52
45
39
38
37

Pressure (mb)

1021
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021

Ozone (du)

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

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

Generated: 22/09/26 21:01:37. Forecast: 22/09/26 to 28/09/26. Timezone: UTC+2.00