Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 3

Waning Crescent 30%

03:48

12:40

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:25, Set: 20:20, Transit: 12:53. Moon - Rise: 03:48, Set: 12:40. Civil Dark: 20:58 - 04:47. Nautical Dark: 21:46 - 03:58. Astro Dark: 22:47 - 02:57

Total Clouds (% Sky Obscured)

80
74
81
81
81
87
81
87
93
87
74
56
68
66
62
80
80
72
72
54
73
85
90
80

Low Clouds (% Sky Obscured)

53
59
47
50
57
40
45
32
34
35
36
35
27
28
0
0
0
0
0
0
65
72
81
68

Medium Clouds (% Sky Obscured)

30
23
25
0
28
21
4
0
0
0
0
0
0
0
0
0
0
2
22
19
46
75
84
86

High Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
16
12
19
36
32
0
51
98
52
25
11
70
11
37
22

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
9
9
9
7

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
100
100
100
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
95

Precipitation Amount (mm)

0
0
0
0
0.3
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1.5

Wind Speed/Direction (mph)

14
15
17
16
17
15
17
15
13
14
13
10
9
9
12
14
13
9
9
11
9
9
9
8

Chance of Frost

Temperature (°C)

16
17
17
17
17
17
17
16
16
16
14
13
12
12
13
12
11
11
9
11
11
12
13
12

Feels Like (°C)

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

Dew Point (°C)

8
7
8
8
8
8
9
9
10
10
10
10
10
10
9
9
8
8
9
9
9
10
9
7

Relative Humidity (%)

56
52
55
55
53
56
59
62
67
69
77
84
87
88
79
77
84
84
94
92
85
86
80
71

Pressure (mb)

1006
1006
1005
1005
1005
1005
1005
1005
1005
1006
1006
1006
1007
1007
1007
1007
1007
1008
1008
1008
1009
1009
1010
1010

Ozone (du)

360
362
364
360
358
356
355
354
351
351
352
350
346
345
352
355
356
358
358
357
351
349
349
346

Saturday 4

Waning Crescent 20%

04:03

14:08

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:24, Set: 20:21, Transit: 12:53. Moon - Rise: 04:03, Set: 14:08. Civil Dark: 20:59 - 04:46. Nautical Dark: 21:49 - 03:56. Astro Dark: 22:50 - 02:54

Total Clouds (% Sky Obscured)

97
99
99
100
100
100
100
99
96
100
99
100
100
100
98
99
100
100
100
99
95
90
78
63

Low Clouds (% Sky Obscured)

64
67
35
53
68
52
1
28
6
49
50
17
55
47
59
55
37
37
37
35
31
28
52
34

Medium Clouds (% Sky Obscured)

80
79
75
79
89
96
95
97
97
100
98
100
100
90
77
67
32
24
2
2
31
33
29
24

High Clouds (% Sky Obscured)

50
89
97
100
100
100
100
95
66
66
93
100
100
100
94
99
100
100
100
98
82
42
13
11

ISS Passover

Visibility (miles)

9
8
8
9
8
9
9
8
6
4
4
9
1
0
0
1
2
1
1
1
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

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

Precipitation Probability (%)

75
58
46
26
24
39
31
49
68
78
71
48
38
29
22
6
0
0
0
0
0
0
0
1

Precipitation Amount (mm)

0.4
0
0
0
0
0
0
0.2
0.3
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
11
10
11
12
12
12
11
10
10
10
8
7
8
8
6
7
6
6
7
11
13
15
16

Dew Point (°C)

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

Relative Humidity (%)

71
67
65
57
56
60
80
80
87
93
98
96
98
98
100
98
98
98
98
95
93
89
80
66

Pressure (mb)

1011
1011
1011
1011
1011
1011
1012
1012
1012
1013
1014
1014
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

345
346
344
343
342
343
345
346
346
346
346
347
346
347
348
349
349
349
347
347
347
348
347
347

Sunday 5

Waning Crescent 11%

04:16

15:34

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:22, Set: 20:23, Transit: 12:53. Moon - Rise: 04:16, Set: 15:34. Civil Dark: 21:01 - 04:44. Nautical Dark: 21:51 - 03:54. Astro Dark: 22:53 - 02:50

Total Clouds (% Sky Obscured)

41
81
88
55
93
100
100
100
71
76
99
99
89
93
98
100
100
98
91
66
100
100
99
100

Low Clouds (% Sky Obscured)

27
32
38
30
35
40
22
22
2
0
0
1
2
3
12
10
2
16
18
15
21
34
31
38

Medium Clouds (% Sky Obscured)

4
6
5
5
66
83
100
89
55
42
65
74
14
2
0
21
96
92
83
50
52
52
78
68

High Clouds (% Sky Obscured)

9
61
71
27
81
100
100
100
73
78
98
98
76
89
98
100
100
97
83
61
100
100
99
100

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

18
27
32
41
53
61
67
24
14
11
3
0
2
4
1
1
1
0
1
5
7
14
66
95

Precipitation Amount (mm)

0
0
0
0
0.2
0.4
0.6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
17
17
17
17
17
15
15
13
12
11
11
11
11
11
11
11
10
10
12
13
13
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
51
48
45
47
63
69
80
84
84
84
87
85
87
90
90
91
93
93
90
83
75
68
60

Pressure (mb)

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

Ozone (du)

346
345
345
347
350
353
354
356
359
360
360
360
361
362
363
364
367
367
371
374
370
367
364
362

Monday 6

Waning Crescent 4%

04:30

17:02

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:20, Set: 20:25, Transit: 12:53. Moon - Rise: 04:30, Set: 17:02. Civil Dark: 21:03 - 04:42. Nautical Dark: 21:53 - 03:51. Astro Dark: 22:56 - 02:47

Total Clouds (% Sky Obscured)

100
100
82
100
100
96
100
100
99
95
98
87
100
97
98
99
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

31
37
21
46
38
25
28
39
41
38
44
44
36
32
25
19
12
10
8
6
30
53
27
33

Medium Clouds (% Sky Obscured)

69
15
58
98
100
41
24
2
20
2
19
12
0
30
27
27
31
55
70
99
93
93
73
66

High Clouds (% Sky Obscured)

100
100
65
100
100
89
99
100
99
84
93
48
100
86
91
95
100
100
100
100
100
100
100
95

ISS Passover

Visibility (miles)

3
3
5
9
4
5
8
8
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

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

Precipitation Probability (%)

95
91
72
75
92
70
57
42
27
2
0
1
0
0
0
0
0
0
0
0
0
0
6
24

Precipitation Amount (mm)

1.1
0.9
0.5
0.4
0.7
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
74
72
71
73
75
75
80
88
91
91
91
91
91
88
90
90
91
90
87
80
73
73
57

Pressure (mb)

1012
1012
1011
1011
1011
1011
1010
1010
1011
1011
1011
1011
1011
1011
1011
1010
1010
1010
1010
1009
1009
1009
1008
1008

Ozone (du)

359
362
363
366
365
364
363
361
361
362
362
363
364
366
367
366
366
365
366
366
364
364
365
364

Tuesday 7

Waning Crescent 1%

04:46

18:30

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:19, Set: 20:26, Transit: 12:53. Moon - Rise: 04:46, Set: 18:30. Civil Dark: 21:05 - 04:40. Nautical Dark: 21:55 - 03:49. Astro Dark: 23:00 - 02:43

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
99
100
100
100
100
100
100
100
100
100
100
97
100
100
100

Low Clouds (% Sky Obscured)

63
62
70
83
72
68
58
58
60
65
76
78
82
86
88
89
93
95
94
92
74
73
70
78

Medium Clouds (% Sky Obscured)

84
79
75
86
85
75
68
78
60
83
92
90
58
91
98
99
99
95
90
82
83
68
74
83

High Clouds (% Sky Obscured)

91
87
90
94
100
100
100
100
100
96
100
100
100
100
100
100
100
100
100
100
95
100
100
100

ISS Passover

Visibility (miles)

9
9
7
3
8
9
9
9
8
7
7
1
0
0
0
0
0
0
0
0
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
Very Light Rain
Very Light Rain
Very Light Rain
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
Very Light Rain
None
None
None
None

Precipitation Probability (%)

42
46
60
57
52
56
68
83
75
73
77
68
63
63
59
51
43
49
50
54
52
47
44
41

Precipitation Amount (mm)

0
0
0.3
0.3
0.2
0
0.3
0.7
0.5
0.4
0.5
0.3
0.3
0.3
0.2
0
0
0
0
0.2
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
54
56
66
75
69
71
80
91
98
98
98
100
100
100
98
100
100
98
96
93
84
77
73

Pressure (mb)

1007
1007
1007
1007
1007
1006
1006
1006
1007
1007
1008
1008
1008
1008
1008
1009
1009
1009
1010
1011
1012
1012
1013
1013

Ozone (du)

364
364
364
365
365
366
365
365
367
368
368
369
370
371
372
374
377
378
378
378
379
380
382
384

Wednesday 8

New Moon 1%

05:06

20:00

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:17, Set: 20:28, Transit: 12:53. Moon - Rise: 05:06, Set: 20:00. Civil Dark: 21:06 - 04:38. Nautical Dark: 21:57 - 03:47. Astro Dark: 23:03 - 02:40

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
98
97
95
97
98
100
93
86
77
80
82
85
71
59
48
46

Low Clouds (% Sky Obscured)

82
84
77
74
69
77
84
91
75
71
66
61
52
41
44
48
54
63
70
81
73
67
63
63

Medium Clouds (% Sky Obscured)

98
78
89
88
43
40
40
40
20
18
19
19
22
30
40
40
35
34
32
31
27
17
12
15

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
10
15
20
57
82
100
91
82
74
66
57
50
34
22
1
26

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
2
9
9
9
9
9
9
9
6
4
1
4
6
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 (%)

35
25
32
36
27
35
32
20
31
24
18
22
20
11
18
14
13
12
16
20
35
39
43
48

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
6
6
6
6
5
4
3
5
4
4
5
4
4
1
1
1
-0
-1
-1
3
3
2

Dew Point (°C)

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

Relative Humidity (%)

68
63
61
66
77
82
88
94
93
91
90
86
90
91
93
96
96
98
93
91
86
69
55
44

Pressure (mb)

1014
1015
1015
1016
1016
1017
1018
1019
1020
1019
1020
1021
1021
1022
1023
1023
1023
1024
1024
1025
1025
1025
1025
1025

Ozone (du)

383
382
381
381
380
379
378
380
382
383
385
387
387
386
386
385
385
385
386
387
389
391
392
394

Thursday 9

Waxing Crescent 0%

05:32

21:31

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

Sun - Rise: 05:15, Set: 20:29, Transit: 12:53. Moon - Rise: 05:32, Set: 21:31. Civil Dark: 21:08 - 04:36. Nautical Dark: 21:59 - 03:44. Astro Dark: 23:07 - 02:36

Total Clouds (% Sky Obscured)

49
45
34
19
15
14
18
21
20
15
12
8
5
0
2
4
6
10
15
19
15
12
9
7

Low Clouds (% Sky Obscured)

64
65
65
60
60
49
44
29
24
19
15
12
6
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

17
20
21
17
15
10
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

47
70
47
25
0
2
3
4
4
3
3
2
1
0
1
2
3
4
5
5
5
4
3
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

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

Precipitation Probability (%)

52
55
48
41
34
21
17
3
6
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.2
0.3
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
8
8
9
9
9
8
7
7
6
5
4
4
4
3
3
3
3
3
3
4
4
5
6

Chance of Frost

Temperature (°C)

10
10
10
10
10
10
9
8
8
7
6
5
5
4
3
3
3
2
4
6
7
10
11
12

Feels Like (°C)

3
3
4
9
8
7
8
9
10
5
6
6
6
5
4
3
3
2
1
1
0
8
8
7

Dew Point (°C)

-3
-3
-3
-3
-2
-2
-0
2
3
3
2
2
2
1
-0
-1
-2
-2
-3
-4
-4
-4
-5
-6

Relative Humidity (%)

42
40
39
40
42
44
52
62
71
74
76
79
79
79
77
77
74
73
61
51
43
37
32
27

Pressure (mb)

1026
1026
1026
1026
1026
1026
1027
1028
1028
1029
1030
1030
1031
1031
1031
1031
1031
1031
1031
1031
1030
1030
1030
1029

Ozone (du)

395
396
397
396
395
394
394
393
393
392
391
391
392
393
394
392
390
389
387
386
384
382
380
378

Forecast for Pec pod Sněžkou, Trutnov District, Czech Republic (50.69,15.73)

Generated: 03/05/24 08:53:59. Forecast: 03/05/24 to 09/05/24. Timezone: UTC+2.00