Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 6

Waning Gibbous 63%

01:01

11:29

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 OK
15 OK
16 OK
17 Bad
18 Bad
19 OK
20 OK
21 OK
22 Good

Sun - Rise: 04:45, Set: 21:04, Transit: 12:55. Moon - Rise: 01:01, Set: 11:29. Civil Dark: 21:48 - 04:01. Nautical Dark: 22:54 - 02:55. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

91
85
92
66
89
99
100
89
89
70
44
30
70
53
67
39
38
26
43
58
36
26
20
7

Low Clouds (% Sky Obscured)

28
47
34
35
10
18
48
10
75
60
44
27
24
31
43
39
38
25
37
39
18
22
0
0

Medium Clouds (% Sky Obscured)

46
85
36
50
89
99
64
82
32
22
1
1
49
31
59
1
0
0
24
15
19
26
20
7

High Clouds (% Sky Obscured)

63
59
6
2
74
43
35
0
0
1
4
5
59
23
0
0
3
3
3
18
12
3
0
1

ISS Passover

Visibility (miles)

9
6
9
9
9
9
9
9
8
9
9
8
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
Very Light Rain
None
None
None
None
None
Very Light Rain
None
None
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
34
0
14
19
35
56
56
37
27
70
48
36
26
7
3
2
0
1
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

4
4
3
3
2
1
2
2
3
4
7
9
9
10
12
13
13
13
12
10
6
4
4
4

Chance of Frost

Temperature (°C)

14
13
14
13
12
12
13
13
13
14
16
18
19
20
21
21
21
21
21
20
19
18
15
13

Feels Like (°C)

14
13
13
13
14
12
12
13
13
13
16
18
19
17
17
18
18
18
18
19
18
18
15
14

Dew Point (°C)

10
11
11
11
10
10
11
11
12
13
13
14
12
12
11
10
9
9
10
11
13
13
11
10

Relative Humidity (%)

76
83
86
86
89
87
87
87
90
90
83
78
62
58
53
49
46
46
51
56
65
72
79
83

Pressure (mb)

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

Ozone (du)

364
362
364
364
362
364
376
385
382
376
375
375
376
376
375
373
372
372
372
371
372
373
372
372

Sunday 7

Waning Gibbous 52%

01:14

12:44

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

Sun - Rise: 04:45, Set: 21:05, Transit: 12:55. Moon - Rise: 01:14, Set: 12:44. Civil Dark: 21:49 - 04:00. Nautical Dark: 22:55 - 02:54. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
16
23
2
15
74
53
37
35
30
35
11
36
39
46
42
35
35
43
45
63
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
7
0
0
0
0
0
0
0
5
13
9
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
16
23
0
0
0
0
36
0
0
0
0
0
0
0
2
8
35
30
29
19
29
13
40

High Clouds (% Sky Obscured)

0
4
5
2
8
47
30
20
35
30
35
11
36
39
46
42
35
35
43
45
63
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
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
3
3
3
3
3
3
3
2
2
2
4
5
5
5
5
5
4
3
3
2
2
3
3

Chance of Frost

Temperature (°C)

12
11
10
10
9
9
9
10
13
15
17
18
19
20
21
21
22
22
22
21
21
19
17
16

Feels Like (°C)

12
12
11
11
10
10
10
11
14
14
16
17
19
19
19
20
20
20
21
21
22
19
16
15

Dew Point (°C)

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

Relative Humidity (%)

84
84
85
87
88
88
88
85
76
72
65
61
55
52
51
49
49
49
52
56
68
71
73
75

Pressure (mb)

1023
1023
1024
1024
1024
1023
1023
1023
1023
1023
1022
1022
1021
1021
1020
1020
1019
1018
1018
1017
1017
1016
1016
1016

Ozone (du)

370
369
369
369
368
366
365
362
360
359
359
357
354
353
352
351
350
349
347
347
347
346
346
346

Monday 8

Third Quarter 42%

01:27

14:01

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
21 Bad
22 Bad

Sun - Rise: 04:44, Set: 21:05, Transit: 12:55. Moon - Rise: 01:27, Set: 14:01. Civil Dark: 21:50 - 04:00. Nautical Dark: 22:56 - 02:54. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
80
90
100
100
99
72
96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
12
4
0
9
12
2
48
3
19
85
90
72
73
71
77
72
68
75
80
82
58
61

Medium Clouds (% Sky Obscured)

95
66
58
87
81
97
93
63
78
100
96
81
100
100
100
100
88
100
100
100
85
80
79
87

High Clouds (% Sky Obscured)

100
100
15
83
100
100
95
63
60
100
100
100
100
100
100
100
97
88
88
92
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
8
8
3
1
2
3
9
9
8
9
9
5
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
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
Very Light Rain
Very Light Rain
None
None
Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
1
2
9
13
15
28
43
53
60
91
95
95
95
95
61
70
58
34
53
91
57

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.8
1.9
1.5
0.5
0
0.3
0.2
0
0
0.9
0.3

Wind Speed/Direction (mph)

3
3
2
2
2
2
2
3
3
5
7
9
9
9
9
10
10
7
7
6
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
15
14
14
15
15
15
15
15
15
16
16
16
16
15
14
13
14
13
13
12
12
11
11

Dew Point (°C)

11
12
12
11
11
12
11
13
13
14
14
15
15
16
16
16
14
14
13
13
13
13
13
12

Relative Humidity (%)

75
80
83
79
78
80
77
82
82
85
82
86
88
95
96
98
93
90
93
96
96
96
98
98

Pressure (mb)

1016
1015
1015
1015
1014
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1016
1016
1016
1016
1017
1017
1018

Ozone (du)

347
348
348
348
348
348
347
349
348
350
352
352
351
352
353
353
354
357
356
356
358
359
358
358

Tuesday 9

Waning Crescent 31%

01:40

15:21

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
21 Bad
22 Bad

Sun - Rise: 04:44, Set: 21:06, Transit: 12:55. Moon - Rise: 01:40, Set: 15:21. Civil Dark: 21:51 - 03:59. Nautical Dark: 22:58 - 02:53. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
98
96
94
96
98
100
100
100
100
99
99
99
99
99
96
61
81
100

Low Clouds (% Sky Obscured)

62
84
44
57
72
67
71
66
47
48
47
51
46
38
54
38
39
28
10
6
1
1
2
5

Medium Clouds (% Sky Obscured)

93
96
100
87
100
55
97
94
91
90
96
97
97
98
99
94
86
78
84
87
90
61
81
99

High Clouds (% Sky Obscured)

96
92
87
91
95
100
83
67
58
73
87
97
91
83
78
82
86
90
92
96
96
61
81
100

ISS Passover

Visibility (miles)

8
7
8
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
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 (%)

26
67
16
4
3
0
0
0
1
2
3
8
18
33
30
13
9
9
14
15
14
17
15
15

Precipitation Amount (mm)

0
0.4
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
2
3
1
2
1
1
1
2
2
4
4
5
7
7
6
6
6
5
6
4
3
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
96
98
98
98
96
93
89
82
73
60
58
63
66
57
57
57
66
73
79
87
87

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1018
1018

Ozone (du)

358
355
357
357
359
361
358
357
358
358
359
358
356
352
352
354
353
356
356
358
359
355
355
354

Wednesday 10

Waning Crescent 21%

01:55

16:47

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
21 Bad
22 Bad

Sun - Rise: 04:44, Set: 21:07, Transit: 12:55. Moon - Rise: 01:55, Set: 16:47. Civil Dark: 21:52 - 03:59. Nautical Dark: 22:59 - 02:52. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
96
91
86
86
87
87
72
56
43
58
70
81
86
91
97

Low Clouds (% Sky Obscured)

8
14
18
14
11
8
13
17
22
32
31
38
40
39
37
25
13
1
1
0
1
2
3
4

Medium Clouds (% Sky Obscured)

99
98
95
79
63
46
48
64
74
26
66
68
64
59
33
30
27
24
27
24
21
24
32
40

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
77
50
25
33
46
53
48
39
28
47
70
81
86
91
97

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
8
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 (%)

21
25
26
23
17
2
3
2
0
7
22
28
9
5
12
14
14
10
17
20
22
23
21
14

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
2
2
2
2
2
2
1
1
2
3
5
6
6
6
8
7
7
7
6
5
4
2
2

Chance of Frost

Temperature (°C)

11
11
11
10
10
10
10
10
11
12
14
15
15
15
17
17
18
18
18
17
15
14
13
12

Feels Like (°C)

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

Dew Point (°C)

10
9
9
9
9
9
9
9
9
9
9
9
10
10
9
9
9
9
9
9
10
11
10
10

Relative Humidity (%)

88
88
88
91
91
93
93
90
87
81
73
69
70
68
60
56
56
55
54
62
70
82
83
87

Pressure (mb)

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

Ozone (du)

354
354
355
355
357
360
362
361
363
366
368
366
365
367
368
370
372
375
377
375
373
371
372
374

Thursday 11

Waning Crescent 12%

02:14

18:17

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
21 Bad
22 Bad

Sun - Rise: 04:44, Set: 21:08, Transit: 12:56. Moon - Rise: 02:14, Set: 18:17. Civil Dark: 21:53 - 03:58. Nautical Dark: N/A - 02:51. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
99
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

3
3
2
11
13
14
10
5
10
30
52
63
71
75
79
79
79
80
77
75
73
74
78
79

Medium Clouds (% Sky Obscured)

60
80
99
95
90
86
91
93
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

98
99
100
98
97
96
97
99
100
100
99
99
70
41
12
9
4
2
35
67
100
96
81
70

ISS Passover

Visibility (miles)

9
7
5
3
3
3
3
3
4
5
4
4
3
4
5
6
5
5
4
5
7
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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

23
31
38
50
61
72
63
64
70
70
79
95
95
95
94
95
95
95
95
95
92
85
77
67

Precipitation Amount (mm)

0
0
0
0.3
0.4
0.5
0.3
0.3
0.3
0.3
0.4
0.7
0.7
0.7
0.7
0.6
0.6
0.5
0.6
0.6
0.5
0.4
0.3
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
10
10
10
10
10
10
10
11
12
12
13
13
13
13
13
13
12
11
11
11
11
10
10

Feels Like (°C)

12
12
11
10
9
9
9
9
10
10
12
12
12
13
13
13
11
10
9
9
9
9
9
9

Dew Point (°C)

9
9
9
9
9
9
9
10
10
11
11
12
12
12
13
13
12
11
10
10
10
10
9
9

Relative Humidity (%)

90
91
93
93
95
96
96
95
95
93
93
93
93
93
95
95
93
93
93
93
93
95
93
95

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016

Ozone (du)

375
376
377
378
377
376
375
376
376
377
376
375
374
377
380
383
384
384
385
386
387
389
390
391

Friday 12

Waning Crescent 5%

02:41

19:48

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

Sun - Rise: 04:43, Set: 21:08, Transit: 12:56. Moon - Rise: 02:41, Set: 19:48. Civil Dark: 21:53 - 03:58. Nautical Dark: 23:00 - 02:51. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
99
98
98
98
99
100
99
98
97
94
91
89
92
96
99
99
99
100

Low Clouds (% Sky Obscured)

70
62
50
57
63
75
76
75
72
62
52
44
38
31
24
26
29
31
34
43
52

Medium Clouds (% Sky Obscured)

100
99
99
97
95
93
83
74
66
74
70
63
66
59
48
51
52
51
52
54
57

High Clouds (% Sky Obscured)

75
77
96
93
88
84
81
89
100
70
39
9
24
40
56
70
82
97
96
95
94

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

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

Precipitation Probability (%)

67
60
45
47
50
49
43
38
31
42
44
30
36
39
40
41
39
36
35
35
36

Precipitation Amount (mm)

0.3
0.2
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
4
4
4
4
5
6
8
9
10
11
12
13
13
13
12
12
11
10

Chance of Frost

Temperature (°C)

10
9
9
9
9
9
9
9
10
10
11
12
13
13
13
14
14
14
14
13
12

Feels Like (°C)

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

Dew Point (°C)

9
8
9
8
8
9
8
8
9
9
9
8
8
9
9
10
9
9
9
9
9

Relative Humidity (%)

93
93
95
95
95
96
96
93
91
90
83
77
72
72
75
76
74
73
71
76
81

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

392
394
396
398
400
402
403
404
405
406
405
403
402
402
401
400
399
399
398
398
399

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

Generated: 06/06/26 23:48:56. Forecast: 06/06/26 to 12/06/26. Timezone: UTC+2.00