Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 4

Waning Gibbous 61%

22:22

13:34

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

Sun - Rise: 05:30, Set: 20:35, Transit: 13:02. Moon - Rise: 22:22, Set: 13:34. Civil Dark: 21:13 - 04:52. Nautical Dark: 22:04 - 04:02. Astro Dark: 23:08 - 02:58

Total Clouds (% Sky Obscured)

30
56
65
100
62
57
62
50
40
30
40
34
2
0
14
52
34
25
15
31
76
71
71
75

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)

30
28
52
27
37
57
55
46
26
19
14
5
0
0
12
44
28
17
10
2
17
31
33
19

High Clouds (% Sky Obscured)

30
56
62
100
41
41
24
5
20
13
37
34
2
0
0
0
8
8
5
27
66
61
61
64

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 (%)

3
8
11
7
0
0
1
0
1
0
13
9
0
0
10
21
23
20
12
7
23
22
33
30

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
3
7
4
4
3
3
3
3
3
3
2
2
2
1
3
4
4
4
4
3
5
7

Chance of Frost

Temperature (°C)

35
34
32
29
26
24
23
22
21
21
20
20
20
20
22
25
27
28
30
32
33
34
35
34

Feels Like (°C)

35
34
32
28
27
24
25
24
24
24
23
21
21
23
26
28
29
30
32
34
35
36
36
35

Dew Point (°C)

12
13
16
19
20
18
16
16
16
16
16
16
16
16
17
18
18
17
17
17
17
17
17
16

Relative Humidity (%)

24
27
37
52
66
69
63
67
72
73
74
78
77
77
72
64
58
52
46
41
37
35
34
33

Pressure (mb)

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

Ozone (du)

296
296
295
294
295
294
294
295
297
298
298
299
300
300
299
299
299
298
298
298
297
296
297
296

Wednesday 5

Waning Gibbous 49%

22:42

15:00

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

Sun - Rise: 05:31, Set: 20:33, Transit: 13:01. Moon - Rise: 22:42, Set: 15:00. Civil Dark: 21:12 - 04:53. Nautical Dark: 22:01 - 04:04. Astro Dark: 23:05 - 03:02

Total Clouds (% Sky Obscured)

75
75
73
72
72
66
61
41
32
67
73
61
100
100
90
93
89
98
96
95
87
98
65
100

Low Clouds (% Sky Obscured)

0
1
0
0
0
0
0
0
0
17
0
0
0
0
1
23
24
28
26
18
18
27
30
24

Medium Clouds (% Sky Obscured)

22
1
1
3
0
7
2
10
23
25
28
1
56
74
77
78
81
95
92
92
87
92
63
96

High Clouds (% Sky Obscured)

64
67
63
62
62
61
61
34
10
54
60
40
100
100
79
35
77
59
45
69
22
58
14
99

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
5
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
Very Light Rain
None
Light Rain
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

3
4
11
42
46
51
46
24
9
50
56
90
23
3
16
53
56
38
9
16
28
20
19
17

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

33
33
32
29
26
24
23
22
22
21
21
21
20
20
22
23
23
24
25
27
27
27
28
27

Feels Like (°C)

34
35
34
31
29
26
26
25
24
24
24
24
24
22
24
26
25
26
26
28
27
27
25
25

Dew Point (°C)

15
16
18
21
20
18
18
18
18
18
18
18
18
18
18
19
19
18
16
14
12
11
12
15

Relative Humidity (%)

33
34
45
61
70
71
73
80
81
81
81
84
86
85
81
76
75
68
56
43
38
36
38
47

Pressure (mb)

1014
1014
1014
1014
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1016
1016
1016

Ozone (du)

295
294
296
298
299
299
298
296
296
296
296
296
296
295
294
295
295
298
298
298
299
298
297
297

Thursday 6

Third Quarter 37%

23:08

16:25

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 Good
11 OK
12 OK
13 OK
14 OK
15 OK
16 OK

Sun - Rise: 05:33, Set: 20:32, Transit: 13:01. Moon - Rise: 23:08, Set: 16:25. Civil Dark: 21:10 - 04:55. Nautical Dark: 21:59 - 04:06. Astro Dark: 23:01 - 03:05

Total Clouds (% Sky Obscured)

91
100
75
100
100
100
100
100
100
100
100
100
100
100
100
100
100
0
39
45
43
48
47
46

Low Clouds (% Sky Obscured)

2
13
28
34
40
33
26
24
18
7
17
42
46
36
25
26
15
0
36
31
35
34
34
32

Medium Clouds (% Sky Obscured)

65
77
37
59
58
65
58
59
85
100
86
88
78
61
79
80
65
0
18
32
38
39
40
41

High Clouds (% Sky Obscured)

64
51
68
100
100
100
100
100
100
100
100
100
100
100
100
100
100
0
0
0
0
0
0
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 (%)

0
0
0
0
0
1
54
60
100
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 (%)

23
11
17
16
10
7
21
2
5
6
3
3
12
5
20
5
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)

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

Chance of Frost

Temperature (°C)

25
25
25
23
21
20
20
20
19
19
19
18
18
17
18
18
19
20
22
23
24
25
25
25

Feels Like (°C)

25
26
26
25
22
21
21
20
19
19
18
17
17
16
17
17
17
18
22
24
26
27
26
24

Dew Point (°C)

17
16
16
17
18
17
16
16
16
16
13
12
11
11
12
11
9
8
8
8
8
7
6
7

Relative Humidity (%)

62
55
57
68
79
81
80
78
78
78
70
65
64
67
67
61
53
45
41
38
35
32
30
31

Pressure (mb)

1016
1016
1016
1017
1017
1017
1018
1018
1018
1018
1018
1019
1019
1020
1020
1020
1021
1021
1021
1021
1020
1020
1019
1019

Ozone (du)

298
299
298
299
298
298
298
297
297
297
298
298
299
302
305
309
314
319
322
322
321
322
323
322

Friday 7

Waning Crescent 26%

23:46

No Set

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

Sun - Rise: 05:34, Set: 20:30, Transit: 13:01. Moon - Rise: 23:46, Set: No Set. Civil Dark: 21:08 - 04:57. Nautical Dark: 21:57 - 04:08. Astro Dark: 22:58 - 03:08

Total Clouds (% Sky Obscured)

53
60
48
46
25
60
55
36
45
0
5
0
0
0
0
7
14
21
23
25
27
26
24
20

Low Clouds (% Sky Obscured)

40
47
37
14
12
9
6
3
0
0
1
0
0
0
0
4
8
11
12
16
19
19
20
20

Medium Clouds (% Sky Obscured)

40
36
29
21
12
4
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
21
6
31
6
60
55
36
45
0
5
0
0
0
0
2
4
6
4
2
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)

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

Chance of Frost

Temperature (°C)

24
23
21
20
18
17
15
15
14
13
12
12
11
12
14
17
19
20
22
23
24
25
25
25

Feels Like (°C)

23
22
19
18
16
16
13
12
11
11
12
12
11
12
15
18
19
21
22
24
24
25
25
25

Dew Point (°C)

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

Relative Humidity (%)

36
40
46
49
53
53
53
57
64
70
76
77
79
79
70
58
51
44
39
35
32
30
29
29

Pressure (mb)

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

Ozone (du)

321
319
318
315
317
321
324
325
324
320
315
318
317
316
316
316
317
318
320
320
320
320
321
322

Saturday 8

Waning Crescent 16%

00:41

17:42

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

Sun - Rise: 05:36, Set: 20:28, Transit: 13:01. Moon - Rise: 00:41, Set: 17:42. Civil Dark: 21:06 - 04:58. Nautical Dark: 21:54 - 04:10. Astro Dark: 22:55 - 03:11

Total Clouds (% Sky Obscured)

14
7
0
0
0
1
19
38
75
62
19
0
19
38
53
35
17
2
9
15
21
19
18
18

Low Clouds (% Sky Obscured)

14
7
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
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
1
15
31
69
62
16
0
15
30
45
29
14
2
6
13
17
17
17
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
2
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)

5
6
7
7
6
5
5
5
5
4
4
4
3
3
2
2
1
2
4
4
5
5
5
4

Chance of Frost

Temperature (°C)

25
24
23
21
18
17
15
14
13
12
12
12
12
13
15
18
20
22
25
26
27
28
28
29

Feels Like (°C)

24
23
21
19
18
16
14
13
13
11
11
12
12
13
16
19
20
20
22
23
23
24
29
29

Dew Point (°C)

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

Relative Humidity (%)

30
33
39
46
49
48
50
53
56
59
61
62
62
62
56
46
40
36
32
29
26
23
23
23

Pressure (mb)

1019
1019
1019
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1018
1018
1017
1017

Ozone (du)

321
320
319
318
318
318
317
315
314
313
312
311
310
310
311
310
310
310
311
310
310
310
310
309

Sunday 9

Waning Crescent 8%

01:54

18:43

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

Sun - Rise: 05:37, Set: 20:26, Transit: 13:01. Moon - Rise: 01:54, Set: 18:43. Civil Dark: 21:04 - 05:00. Nautical Dark: 21:52 - 04:12. Astro Dark: 22:51 - 03:14

Total Clouds (% Sky Obscured)

18
17
12
30
47
62
68
73
78
66
56
48
57
58
64
79
89
98
92
86
78
83
88
93

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
2
1
0
4
6
7
11
17
22

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
8
19
42
49
56
48
57
55
50
35
26
21
17
14
13
22
31
39

High Clouds (% Sky Obscured)

14
10
4
19
33
49
56
65
73
58
48
38
43
49
58
73
88
97
80
59
39
50
66
82

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
2
8
14
25
27
21
13
4
0
20
28
29

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

Chance of Frost

Temperature (°C)

29
27
26
24
22
20
17
17
17
17
17
17
17
19
20
21
22
23
24
26
27
28
29
29

Feels Like (°C)

28
29
30
31
23
22
20
20
19
18
16
17
17
17
17
16
21
21
20
21
21
22
27
27

Dew Point (°C)

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

Relative Humidity (%)

23
28
35
44
47
49
53
53
54
56
56
54
54
49
44
40
37
33
30
28
27
26
24
22

Pressure (mb)

1016
1016
1016
1016
1016
1016
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1014

Ozone (du)

309
307
306
304
305
306
306
306
307
307
306
306
305
306
306
306
307
307
308
308
308
309
310
311

Monday 10

Waning Crescent 3%

03:21

19:28

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 OK
07 OK
08 OK
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 05:39, Set: 20:25, Transit: 13:01. Moon - Rise: 03:21, Set: 19:28. Civil Dark: 21:02 - 05:02. Nautical Dark: 21:50 - 04:14. Astro Dark: 22:48 - 03:17

Total Clouds (% Sky Obscured)

82
74
66
69
71
76
81
85
90
93
94
95
70
48
25
40
61
82
86
91
94

Low Clouds (% Sky Obscured)

26
24
25
21
17
14
20
27
33
26
17
6
4
2
0
8
17
27
31
34
38

Medium Clouds (% Sky Obscured)

37
37
35
39
42
45
48
51
56
55
57
58
44
34
25
40
59
72
78
84
89

High Clouds (% Sky Obscured)

58
32
8
12
16
30
35
45
65
75
70
70
47
29
9
10
11
12
8
4
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

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

47
55
54
57
57
58
59
65
45
31
26
5
2
0
0
0
0
0
0
1
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

29
27
25
24
22
20
18
18
18
18
17
16
16
17
17
18
20
21
23
23
24

Feels Like (°C)

26
27
28
29
21
21
21
20
19
18
16
17
17
16
16
15
21
21
21
22
22

Dew Point (°C)

4
6
7
9
10
11
13
13
13
13
13
13
13
13
13
13
13
12
12
12
12

Relative Humidity (%)

20
25
31
39
47
57
70
70
70
71
76
81
86
81
77
71
62
56
49
49
47

Pressure (mb)

1014
1014
1015
1015
1016
1017
1018
1018
1018
1018
1018
1018
1019
1019
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

312
313
313
313
314
314
315
314
314
313
314
315
316
315
314
314
313
313
313
313
314

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

Generated: 04/08/26 17:04:42. Forecast: 04/08/26 to 10/08/26. Timezone: UTC+2.00