Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 20

Waxing Crescent 3%

08:52

18:25

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

Sun - Rise: 07:47, Set: 16:35, Transit: 12:11. Moon - Rise: 08:52, Set: 18:25. Civil Dark: 17:11 - 07:11. Nautical Dark: 17:51 - 06:31. Astro Dark: 18:29 - 05:52

Total Clouds (% Sky Obscured)

6
11
13
15
20
22
20
19
5
6
8
27
31
32
34
34
35
32
30
30
27
28
27
25

Low Clouds (% Sky Obscured)

6
11
13
15
20
22
20
19
0
0
4
27
31
32
34
34
35
32
30
30
27
28
27
25

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)

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
69
66
61
56
54
52
54
58
65
73
76
77
79
79
80
82
82
82
84
84
84
85
84

Pressure (mb)

1028
1028
1028
1028
1027
1026
1025
1025
1024
1024
1024
1024
1024
1023
1023
1023
1022
1022
1021
1020
1019
1019
1018
1018

Ozone (du)

344
345
345
347
348
349
348
348
348
350
351
351
350
350
350
349
351
352
354
355
358
358
361
360

Wednesday 21

Waxing Crescent 8%

09:09

19:43

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

Sun - Rise: 07:46, Set: 16:37, Transit: 12:12. Moon - Rise: 09:09, Set: 19:43. Civil Dark: 17:13 - 07:10. Nautical Dark: 17:52 - 06:30. Astro Dark: 18:31 - 05:52

Total Clouds (% Sky Obscured)

27
27
27
28
28
24
21
17
18
15
17
22
18
9
9
14
19
22
51
63
67
67
54
58

Low Clouds (% Sky Obscured)

27
27
27
28
28
24
21
17
18
15
17
22
18
9
9
14
19
22
51
63
67
67
54
58

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-8
-8
-9
-9
-9
-10
-10
-10
-9
-8
-8
-8
-8
-8
-8
-9
-9
-9
-8
-9
-9
-9
-9
-10

Relative Humidity (%)

87
87
82
74
66
59
55
54
58
67
73
76
77
80
80
82
84
85
87
89
89
89
87
87

Pressure (mb)

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

Ozone (du)

362
363
364
362
361
361
364
364
363
363
362
362
363
363
362
362
364
366
366
365
365
367
369
369

Thursday 22

Waxing Crescent 14%

09:23

20:59

07 Bad
08 Bad
09 Bad
10 OK
11 Bad
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
01 OK
02 OK
03 OK
04 OK
05 OK
06 Bad

Sun - Rise: 07:45, Set: 16:38, Transit: 12:12. Moon - Rise: 09:23, Set: 20:59. Civil Dark: 17:14 - 07:09. Nautical Dark: 17:54 - 06:29. Astro Dark: 18:32 - 05:51

Total Clouds (% Sky Obscured)

56
51
49
44
71
40
33
32
27
34
27
19
23
22
25
29
25
26
34
34
26
31
32
39

Low Clouds (% Sky Obscured)

56
51
49
44
71
40
33
32
27
34
27
19
23
22
25
29
25
26
34
34
26
31
32
39

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
0
0
0
0
0
0
0
0
1
3
3
7
10
13
12
9
11
14
19

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
87
85
77
71
65
60
58
60
65
72
73
76
79
80
82
84
84
85
84
85
87
85
87

Pressure (mb)

1006
1006
1006
1006
1006
1005
1005
1004
1004
1004
1004
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005

Ozone (du)

368
368
367
366
367
368
369
369
369
368
368
369
370
370
367
368
368
369
369
369
369
370
369
372

Friday 23

Waxing Crescent 23%

09:36

22:17

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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:44, Set: 16:40, Transit: 12:12. Moon - Rise: 09:36, Set: 22:17. Civil Dark: 17:16 - 07:08. Nautical Dark: 17:55 - 06:28. Astro Dark: 18:33 - 05:50

Total Clouds (% Sky Obscured)

47
82
59
73
89
77
67
67
80
81
97
82
77
98
97
98
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

47
63
59
65
65
60
64
67
65
70
69
71
73
67
65
78
95
100
100
99
99
100
100
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
23
60
73
59
48
37
52
67
86
61
46
15

High Clouds (% Sky Obscured)

25
64
42
47
53
34
31
33
47
50
74
54
52
83
93
77
60
37
57
81
96
73
50
30

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 (%)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
85
82
76
71
67
63
62
63
70
75
79
82
86
89
91
91
86
86
87
91
91
91
92

Pressure (mb)

1005
1005
1005
1005
1005
1004
1004
1004
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1002
1002
1002
1002
1002
1002

Ozone (du)

374
374
373
375
376
377
375
375
377
376
378
382
384
380
374
371
367
362
359
359
360
361
360
359

Saturday 24

Waxing Crescent 33%

09:49

23:37

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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:43, Set: 16:41, Transit: 12:12. Moon - Rise: 09:49, Set: 23:37. Civil Dark: 17:17 - 07:07. Nautical Dark: 17:57 - 06:27. Astro Dark: 18:35 - 05:49

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
90
100
100
100
100
100
100
100
94
90
88
81
77
71

Low Clouds (% Sky Obscured)

100
100
100
100
99
100
99
100
100
100
88
100
100
100
99
97
93
90
88
88
86
78
74
62

Medium Clouds (% Sky Obscured)

39
64
94
64
35
11
13
50
58
28
33
70
79
90
100
100
100
100
88
77
65
65
65
65

High Clouds (% Sky Obscured)

57
44
62
43
22
2
45
73
100
50
22
52
81
91
100
99
97
96
90
77
65
60
30
15

ISS Passover

Visibility (miles)

6
6
9
9
9
9
9
9
9
9
9
9
7
7
8
8
6
3
0
2
3
4
3
2

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
2
1
1
2
0
0
2
2
2
1
7
8
7
29
35
34
33
33
33
27
23
20

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
94
91
91
89
86
86
84
88
89
92
92
94
94
94
94
96
94
94
94
94
94
96
96

Pressure (mb)

1002
1002
1002
1002
1003
1003
1002
1003
1003
1003
1003
1003
1003
1003
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004

Ozone (du)

361
365
369
372
374
372
372
371
372
372
373
374
377
379
381
383
385
388
390
393
396
398
402
407

Sunday 25

Waxing Crescent 44%

10:05

01:00

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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:42, Set: 16:43, Transit: 12:12. Moon - Rise: 10:05, Set: 01:00. Civil Dark: 17:19 - 07:06. Nautical Dark: 17:58 - 06:26. Astro Dark: 18:36 - 05:48

Total Clouds (% Sky Obscured)

71
67
66
73
80
87
91
96
100
100
100
100
100
100
100
100
100
100
100
100
100
99
98
97

Low Clouds (% Sky Obscured)

58
56
60
66
74
84
89
95
100
100
100
100
98
96
96
95
94
93
94
95
96
96
96
96

Medium Clouds (% Sky Obscured)

60
65
65
73
75
80
80
85
85
85
75
60
48
28
13
3
2
0
20
40
61
44
31
17

High Clouds (% Sky Obscured)

10
10
10
10
10
10
26
45
60
72
85
100
100
100
100
100
100
100
100
98
86
69
52
37

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
7
7
8
9
9
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

None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

28
34
41
42
43
44
45
42
37
36
32
23
21
16
7
6
4
0
2
2
1
6
8
9

Precipitation Amount (mm)

0
0
0.1
0.1
0.1
0.2
0.2
0.1
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-5
-6
-5
-5
-4
-4
-4
-3
-3
-3
-3
-4
-3
-3
-4
-3
-4
-3
-3
-4
-5
-5
-5
-4

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
98
98
98
100
98
100
100
98
98
100
98
98
96
96
92
92
91
89
89
89

Pressure (mb)

1004
1004
1004
1004
1004
1004
1003
1003
1003
1003
1003
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1003
1003
1003

Ozone (du)

411
415
420
425
425
426
427
426
425
425
423
422
420
421
422
423
423
423
423
425
428
431
429
428

Monday 26

First Quarter 56%

10:23

02:26

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: 07:41, Set: 16:45, Transit: 12:13. Moon - Rise: 10:23, Set: 02:26. Civil Dark: 17:20 - 07:05. Nautical Dark: 17:59 - 06:25. Astro Dark: 18:37 - 05:47

Total Clouds (% Sky Obscured)

96
96
96
97
99
100
100
100
100
100
100
100
100
99
99
99
100
100

Low Clouds (% Sky Obscured)

96
95
94
97
98
100
100
100
100
100
100
100
99
98
97
98
99
100

Medium Clouds (% Sky Obscured)

13
9
6
13
22
30
34
38
42
63
72
78
76
76
81
81
79
76

High Clouds (% Sky Obscured)

30
18
6
20
34
48
43
34
25
22
22
22
32
42
53
38
24
10

ISS Passover

Visibility (miles)

7
7
7
7
8
9
9
9
9
9
9
9
9
9
9
9
6
4

Fog (%)

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

Precipitation Probability (%)

9
8
5
8
9
6
9
9
5
11
14
14
17
19
20
24
25
24

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-4
-5
-5
-5
-5
-6
-5
-4
-5
-4
-5
-5
-5
-5
-5
-5
-5
-5

Dew Point (°C)

-3
-3
-3
-3
-3
-3
-3
-3
-3
-2
-3
-3
-3
-3
-2
-3
-3
-3

Relative Humidity (%)

89
89
89
89
87
86
84
84
87
91
89
89
91
91
92
92
91
92

Pressure (mb)

1003
1004
1004
1004
1004
1004
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003

Ozone (du)

426
426
427
427
428
430
432
432
432
432
433
434
435
435
436
436
434
432

Forecast for Konojedy, Okres Praha-východ, Czech Republic (49.95,14.85)

Generated: 20/01/26 07:54:16. Forecast: 20/01/26 to 26/01/26. Timezone: UTC+1.00