Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 12%

03:40

18:06

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

Sun - Rise: 06:42, Set: 19:06, Transit: 12:54. Moon - Rise: 03:40, Set: 18:06. Civil Dark: 19:39 - 06:09. Nautical Dark: 20:17 - 05:33. Astro Dark: 20:57 - 04:53

Total Clouds (% Sky Obscured)

100
100
98
100
89
87
61
44
44
48
19
14
13
11
11
0
3
11
0
2
0
0
0
5

Low Clouds (% Sky Obscured)

100
86
93
89
70
44
24
44
44
48
19
14
13
11
11
0
3
11
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

100
90
98
100
83
45
38
18
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
0
5

ISS Passover

Visibility (miles)

9
9
9
8
8
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 (%)

39
34
45
35
17
0
1
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
5
5
7
7
7
8
9
10
9
8
7
4
4
5
5
5
5
5
5
5
5
5
5

Chance of Frost

Temperature (°C)

12
12
13
13
13
16
17
18
20
21
21
21
20
18
16
16
16
15
15
15
15
14
15
14

Feels Like (°C)

10
10
10
11
11
13
15
16
20
20
20
21
20
18
16
16
16
15
15
16
15
15
15
14

Dew Point (°C)

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

Relative Humidity (%)

84
86
80
80
80
79
74
53
48
45
44
48
56
63
66
68
72
72
73
76
78
78
80
80

Pressure (mb)

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

Ozone (du)

256
256
256
255
254
254
253
251
250
249
248
247
248
247
248
248
248
249
249
249
249
248
247
247

Friday 19

Waning Crescent 6%

04:57

18:22

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

Sun - Rise: 06:43, Set: 19:04, Transit: 12:54. Moon - Rise: 04:57, Set: 18:22. Civil Dark: 19:36 - 06:11. Nautical Dark: 20:15 - 05:34. Astro Dark: 20:55 - 04:54

Total Clouds (% Sky Obscured)

4
5
6
17
5
7
7
8
11
15
15
18
27
45
4
7
11
12
60
39
2
0
1
2

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
7
8
11
2
6
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)

4
3
4
12
5
7
1
3
4
14
11
15
23
40
3
4
9
11
60
39
2
0
1
2

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

Chance of Frost

Temperature (°C)

14
13
14
17
19
21
22
23
23
24
24
24
22
20
19
17
16
16
15
15
14
14
14
13

Feels Like (°C)

15
14
15
18
20
21
22
23
24
25
26
26
24
20
18
18
16
16
16
14
14
15
15
15

Dew Point (°C)

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

Relative Humidity (%)

82
82
75
65
56
51
46
42
40
38
37
39
48
55
58
60
62
63
67
67
70
71
75
79

Pressure (mb)

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

Ozone (du)

249
249
249
250
251
251
251
252
253
253
254
253
253
252
253
252
252
254
254
254
254
253
252
253

Saturday 20

Waning Crescent 2%

No Rise

18:35

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

Sun - Rise: 06:45, Set: 19:02, Transit: 12:53. Moon - Rise: No Rise, Set: 18:35. Civil Dark: 19:34 - 06:12. Nautical Dark: 20:12 - 05:36. Astro Dark: 20:52 - 04:56

Total Clouds (% Sky Obscured)

2
5
57
53
20
0
0
4
45
42
43
40
28
3
11
26
64
65
70
79
26
65
73
81

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
6
6
6
8

Medium Clouds (% Sky Obscured)

0
0
1
53
20
0
0
0
45
36
34
35
28
3
11
5
0
0
11
22
20
14
10
15

High Clouds (% Sky Obscured)

2
3
25
24
1
0
0
2
20
21
29
14
0
0
0
26
64
65
63
58
4
48
59
69

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

Chance of Frost

Temperature (°C)

13
13
14
17
20
21
23
25
26
26
26
26
23
21
19
18
18
18
17
17
16
16
16
15

Feels Like (°C)

15
14
16
19
21
22
24
26
27
27
26
28
26
23
21
20
18
17
17
16
16
18
16
16

Dew Point (°C)

11
11
11
12
13
12
12
12
12
11
11
13
14
14
14
13
12
13
12
12
12
13
13
13

Relative Humidity (%)

84
86
82
71
62
56
49
45
42
40
40
45
55
65
72
72
70
71
72
74
78
81
82
85

Pressure (mb)

1022
1022
1022
1022
1022
1021
1020
1020
1019
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016

Ozone (du)

252
252
252
252
251
250
249
250
250
250
249
249
249
250
250
252
253
253
253
252
252
252
252
251

Sunday 21

New Moon 0%

06:10

18:47

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

Sun - Rise: 06:46, Set: 19:00, Transit: 12:53. Moon - Rise: 06:10, Set: 18:47. Civil Dark: 19:32 - 06:14. Nautical Dark: 20:10 - 05:37. Astro Dark: 20:50 - 04:58

Total Clouds (% Sky Obscured)

22
26
28
29
32
23
19
12
14
15
18
14
10
4
2
2
2
3
8
8
24
30
41
54

Low Clouds (% Sky Obscured)

10
13
9
4
0
5
10
12
14
15
18
14
9
0
0
0
0
0
0
0
12
23
32
43

Medium Clouds (% Sky Obscured)

20
26
28
29
32
23
11
0
0
0
0
0
0
0
0
0
0
0
0
0
6
10
15
34

High Clouds (% Sky Obscured)

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

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

Chance of Frost

Temperature (°C)

15
15
16
18
20
22
23
24
25
26
25
25
23
21
20
19
18
17
17
16
16
16
15
15

Feels Like (°C)

15
17
18
21
22
24
25
26
27
27
26
26
24
22
21
20
20
19
19
18
18
18
17
17

Dew Point (°C)

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

Relative Humidity (%)

86
85
78
67
59
52
47
43
39
37
37
45
56
65
66
65
66
68
71
72
73
75
78
82

Pressure (mb)

1016
1016
1016
1016
1016
1015
1015
1014
1013
1013
1012
1012
1012
1011
1011
1011
1011
1011
1010
1010
1010
1009
1009
1009

Ozone (du)

250
249
249
249
249
250
250
250
251
251
251
251
252
253
253
253
253
253
254
253
254
254
254
254

Monday 22

Waxing Crescent 0%

07:21

18:58

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:48, Set: 18:58, Transit: 12:53. Moon - Rise: 07:21, Set: 18:58. Civil Dark: 19:30 - 06:15. Nautical Dark: 20:08 - 05:39. Astro Dark: 20:47 - 05:00

Total Clouds (% Sky Obscured)

57
83
78
84
55
58
55
51
56
92
97
98
99
98
88
82
77
82
86
89
91
94
97
98

Low Clouds (% Sky Obscured)

54
70
62
50
39
33
30
27
24
29
54
71
70
63
78
72
65
66
66
65
55
43
32
34

Medium Clouds (% Sky Obscured)

57
82
69
57
44
54
55
51
56
49
47
40
57
43
30
50
69
71
74
76
74
72
70
74

High Clouds (% Sky Obscured)

7
18
18
27
3
5
4
2
4
19
37
43
52
54
39
23
4
8
11
15
36
50
65
59

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
3
6
6
3
10
13
10
17
17
14
23
26
23
5
4
2
18
19
14
13
7
1
5

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
4
6
6
6
6
7
7
8
9
10
12
10
8
9
9
8
7
7
7
7
6
5
4

Chance of Frost

Temperature (°C)

15
15
15
15
16
17
18
20
20
21
22
21
20
20
19
19
18
17
16
15
14
14
13
13

Feels Like (°C)

17
16
16
17
16
19
19
20
21
21
20
19
17
18
16
16
16
15
16
15
15
12
11
12

Dew Point (°C)

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

Relative Humidity (%)

83
84
78
70
64
58
52
49
47
45
49
58
60
64
68
70
71
72
75
79
82
83
84
86

Pressure (mb)

1010
1010
1011
1011
1011
1012
1012
1012
1012
1012
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

255
256
257
259
260
260
260
261
260
260
260
261
261
262
263
264
264
265
266
266
267
268
268
269

Tuesday 23

Waxing Crescent 3%

08:32

19:10

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:49, Set: 18:55, Transit: 12:52. Moon - Rise: 08:32, Set: 19:10. Civil Dark: 19:28 - 06:17. Nautical Dark: 20:05 - 05:41. Astro Dark: 20:45 - 05:02

Total Clouds (% Sky Obscured)

98
99
98
97
96
96
95
95
90
85
82
86
85
81
78
76
73
54
42
30
46
67
88
79

Low Clouds (% Sky Obscured)

32
38
46
54
57
60
59
54
55
56
58
63
68
70
59
55
44
35
30
20
20
20
25
26

Medium Clouds (% Sky Obscured)

78
82
72
66
58
45
34
23
30
38
46
57
60
58
48
29
14
5
5
5
0
0
0
13

High Clouds (% Sky Obscured)

29
14
10
10
10
26
43
59
48
40
30
25
20
16
21
26
31
21
10
0
28
56
75
56

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

5
2
5
5
1
1
1
0
9
12
10
33
48
63
62
60
56
55
53
51
56
62
68
59

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
13
14
15
16
17
18
19
20
19
19
19
18
16
15
15
14
14
14
14
13
13
13
12

Feels Like (°C)

12
11
12
13
14
14
15
15
16
19
18
18
18
17
18
13
13
13
13
14
13
12
11
12

Dew Point (°C)

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

Relative Humidity (%)

84
82
80
73
67
62
59
56
55
56
58
61
70
79
92
92
92
92
90
89
86
87
87
89

Pressure (mb)

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

Ozone (du)

270
270
271
271
272
272
272
272
271
272
273
273
275
276
278
279
281
283
284
285
286
288
289
291

Wednesday 24

Waxing Crescent 7%

09:43

19:24

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
23 Bad
00 Bad
01 Bad

Sun - Rise: 06:51, Set: 18:53, Transit: 12:52. Moon - Rise: 09:43, Set: 19:24. Civil Dark: 19:25 - 06:18. Nautical Dark: 20:03 - 05:42. Astro Dark: 20:42 - 05:03

Total Clouds (% Sky Obscured)

71
62
74
88
99
99
99
100
99
98
97
98
98
99
83
72
68
68
68
72

Low Clouds (% Sky Obscured)

30
32
48
58
63
63
59
55
58
58
61
67
75
82
72
60
52
56
59
67

Medium Clouds (% Sky Obscured)

22
34
56
77
95
95
96
96
92
87
83
86
85
81
75
64
59
54
50
50

High Clouds (% Sky Obscured)

37
21
35
47
58
70
82
94
91
93
96
95
91
86
83
72
68
68
68
72

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

48
33
30
24
13
19
23
29
37
36
34
43
50
56
63
68
65
83
90
85

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.3
0.2
0.5
0.6
0.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
89
89
87
86
84
75
68
60
58
54
52
53
54
56
59
61
66
68
72

Pressure (mb)

1012
1012
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1015
1016
1016
1017
1018
1018
1019
1019

Ozone (du)

292
294
296
298
301
303
304
305
306
307
308
310
314
318
323
323
322
322
321
320

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

Generated: 18/09/25 06:20:44. Forecast: 18/09/25 to 24/09/25. Timezone: UTC+2.00