Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 12

Waxing Crescent 10%

10:48

17:51

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
07 OK
08 OK
09 Bad

Sun - Rise: 07:12, Set: 16:22, Transit: 11:46. Moon - Rise: 10:48, Set: 17:51. Civil Dark: 16:57 - 06:36. Nautical Dark: 17:36 - 05:57. Astro Dark: 18:14 - 05:19

Total Clouds (% Sky Obscured)

69
81
94
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
86
88
47
38
44

Low Clouds (% Sky Obscured)

51
41
81
69
41
48
68
86
100
100
100
100
100
92
90
60
61
65
38
38
27
25
16
33

Medium Clouds (% Sky Obscured)

3
24
11
31
27
31
33
56
66
100
100
100
98
100
97
96
31
2
2
0
0
0
0
0

High Clouds (% Sky Obscured)

64
81
94
100
100
100
100
100
100
72
100
100
100
100
85
100
100
100
100
77
82
47
38
26

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 (%)

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

Precipitation Type

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

Precipitation Probability (%)

0
0
1
11
6
2
4
8
12
24
36
46
51
50
44
24
4
0
2
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
12
13
13
13
13
12
10
9
7
7
6
5
5
5
5
5
4
3
4
3
2
3
3

Feels Like (°C)

9
10
11
11
11
12
11
9
6
3
2
1
0
0
1
0
-1
-1
-2
-1
-2
-3
-3
-2

Dew Point (°C)

8
8
9
9
9
9
9
8
8
5
3
2
3
3
3
1
-1
-1
-2
-1
-2
-3
-3
-2

Relative Humidity (%)

87
79
77
74
74
79
84
87
90
85
76
79
85
91
85
73
69
72
71
71
70
69
68
69

Pressure (mb)

998
998
997
996
996
995
995
995
995
996
997
997
998
998
999
999
1000
1000
1001
1003
1004
1005
1006
1007

Ozone (du)

247
245
241
237
236
236
233
233
234
235
235
233
228
224
225
224
226
230
233
236
236
239
243
246

Friday 13

Waxing Crescent 16%

11:34

18:50

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

Sun - Rise: 07:13, Set: 16:20, Transit: 11:46. Moon - Rise: 11:34, Set: 18:50. Civil Dark: 16:56 - 06:38. Nautical Dark: 17:35 - 05:58. Astro Dark: 18:13 - 05:20

Total Clouds (% Sky Obscured)

73
44
77
51
25
24
21
2
2
3
3
6
6
18
13
21
17
5
3
13
25
19
21
19

Low Clouds (% Sky Obscured)

61
44
77
50
25
24
21
1
1
2
1
4
4
18
12
20
17
2
1
13
25
19
21
19

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)

42
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
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
1
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)

12
14
14
15
14
14
12
10
10
10
10
10
10
10
9
9
8
8
7
7
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
58
51
49
49
53
56
60
62
67
69
73
74
77
79
80
81
81
83
86
84
86
84
79

Pressure (mb)

1008
1008
1008
1009
1009
1010
1011
1012
1013
1014
1015
1016
1017
1017
1018
1018
1019
1020
1020
1021
1021
1022
1023
1023

Ozone (du)

253
257
259
263
262
260
259
260
259
260
263
263
265
268
272
272
271
270
268
267
263
261
262
263

Saturday 14

Waxing Crescent 24%

12:08

19:57

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

Sun - Rise: 07:15, Set: 16:19, Transit: 11:46. Moon - Rise: 12:08, Set: 19:57. Civil Dark: 16:55 - 06:39. Nautical Dark: 17:34 - 06:00. Astro Dark: 18:12 - 05:22

Total Clouds (% Sky Obscured)

3
16
31
33
23
22
7
0
0
0
1
3
8
7
11
7
10
5
19
21
22
34
55
69

Low Clouds (% Sky Obscured)

2
16
31
33
23
22
7
0
0
0
0
0
0
0
0
0
1
1
19
21
22
32
38
43

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
2
5
2
4
4
5
1
0
0
1
8
28
38

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
5
5
4
3
3
3
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
64
59
56
55
56
61
67
69
72
73
73
73
73
74
78
80
83
84
86
86
87
87
80

Pressure (mb)

1023
1023
1023
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1022
1022
1021
1021
1021
1020
1020
1020
1020
1020
1019

Ozone (du)

261
259
258
258
260
257
256
256
256
255
257
260
263
262
262
263
265
267
269
268
267
271
273
275

Sunday 15

Waxing Crescent 33%

12:34

21:07

10 Bad
11 OK
12 OK
13 OK
14 Bad
15 Bad
16 Bad
17 OK
18 OK
19 OK
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

Sun - Rise: 07:16, Set: 16:18, Transit: 11:46. Moon - Rise: 12:34, Set: 21:07. Civil Dark: 16:53 - 06:41. Nautical Dark: 17:33 - 06:01. Astro Dark: 18:11 - 05:23

Total Clouds (% Sky Obscured)

63
46
29
36
52
56
52
38
41
45
50
62
74
78
90
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

27
12
0
1
1
2
1
1
0
0
0
2
9
16
23
17
8
1
1
1
1
1
2
2

Medium Clouds (% Sky Obscured)

0
0
0
0
4
56
51
28
34
31
37
48
48
41
30
35
41
46
53
60
62
100
100
96

High Clouds (% Sky Obscured)

40
32
23
29
50
52
43
14
7
5
1
2
33
57
90
100
100
100
100
100
100
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
2
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
6
6
6
6
5
5
6
6
5
5
5
5
4
4
4
4
4
4
4
4
4
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-1
1
3
4
3
3
1
1
0
1
1
0
0
0
-1
-2
-2
-3
-3
-3
-3
-2
-1

Dew Point (°C)

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

Relative Humidity (%)

69
58
51
47
45
51
57
63
71
73
76
79
81
83
86
86
88
88
88
88
89
88
86
83

Pressure (mb)

1019
1018
1017
1017
1016
1016
1016
1016
1016
1016
1015
1015
1015
1014
1013
1013
1012
1011
1011
1010
1010
1009
1009
1009

Ozone (du)

275
277
280
282
281
283
288
289
288
287
286
285
284
285
286
287
288
290
292
293
296
297
300
300

Monday 16

Waxing Crescent 42%

12:54

22:18

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:18, Set: 16:17, Transit: 11:46. Moon - Rise: 12:54, Set: 22:18. Civil Dark: 16:52 - 06:42. Nautical Dark: 17:32 - 06:03. Astro Dark: 18:10 - 05:24

Total Clouds (% Sky Obscured)

96
92
90
93
97
100
100
100
100
100
100
100
100
100
100
93
87
80
87
93
98
88
77
67

Low Clouds (% Sky Obscured)

1
2
2
2
1
7
22
12
2
17
31
46
40
34
28
37
51
70
76
76
74
66
58
44

Medium Clouds (% Sky Obscured)

96
92
90
93
97
98
98
98
98
99
99
100
100
100
100
89
78
63
68
77
83
61
41
18

High Clouds (% Sky Obscured)

82
66
49
67
67
100
100
100
100
100
100
100
100
100
43
39
29
22
35
47
55
35
29
15

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
1
1
3
20
14
9
32
30
14
14
8
3
18
22
24
28
26
13
12
11
2

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

0
-0
-1
-1
-2
-1
-1
0
0
-1
0
1
1
2
3
3
3
3
4
3
3
4
3
2

Relative Humidity (%)

79
72
65
59
56
58
61
66
67
67
70
72
79
83
88
89
88
85
83
83
83
83
78
72

Pressure (mb)

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

Ozone (du)

293
295
298
298
301
304
302
301
314
325
333
324
313
310
310
313
315
317
320
321
322
323
318
314

Tuesday 17

First Quarter 52%

13:11

23:30

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:20, Set: 16:15, Transit: 11:47. Moon - Rise: 13:11, Set: 23:30. Civil Dark: 16:51 - 06:44. Nautical Dark: 17:31 - 06:04. Astro Dark: 18:09 - 05:26

Total Clouds (% Sky Obscured)

67
70
74
82
89
97
98
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

52
60
69
51
34
17
14
12
16
18
20
27
41
55
70
77
82
73
51
35
21
27
49
82

Medium Clouds (% Sky Obscured)

12
6
0
10
19
15
11
13
15
40
70
100
100
100
100
100
100
100
91
82
72
73
77
84

High Clouds (% Sky Obscured)

12
9
7
38
67
97
98
99
100
100
100
100
100
100
100
100
100
100
80
82
77
91
95
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
8
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
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

3
3
2
2
1
0
0
1
4
22
34
39
39
34
28
52
56
49
32
23
1
3
2
3

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
65
61
58
59
62
64
66
69
70
69
66
65
66
68
66
69
69
70
72
76
77
76
73

Pressure (mb)

1006
1006
1005
1004
1003
1002
1001
1000
999
998
997
996
996
995
995
994
994
994
994
994
994
994
994
994

Ozone (du)

310
305
300
295
290
284
278
276
274
273
271
268
266
267
267
268
271
274
277
279
281
283
285
286

Wednesday 18

Waxing Gibbous 63%

13:25

00:43

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: 07:21, Set: 16:14, Transit: 11:47. Moon - Rise: 13:25, Set: 00:43. Civil Dark: 16:50 - 06:45. Nautical Dark: 17:30 - 06:05. Astro Dark: 18:08 - 05:27

Total Clouds (% Sky Obscured)

100
99
99
93
87
84
87
87
83
88
91
98
99
99
100
98
95
91
93
96
100

Low Clouds (% Sky Obscured)

81
76
71
81
87
84
87
87
82
79
77
72
76
78
82
61
39
21
25
26
23

Medium Clouds (% Sky Obscured)

73
60
43
30
16
3
16
28
40
49
58
70
60
51
40
41
43
45
60
73
88

High Clouds (% Sky Obscured)

90
80
55
40
23
13
8
6
5
37
68
98
97
88
71
53
57
78
85
93
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
8
8
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

3
5
1
5
9
6
18
27
36
42
42
29
40
38
23
21
20
3
6
4
2

Precipitation Amount (mm)

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)

10
11
13
14
13
12
10
10
10
10
11
10
10
10
10
10
9
8
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
5
5
5
5
6
5
5
5
6
6
6
6
6
5
5
6
5
5
6
6

Relative Humidity (%)

72
69
67
64
65
67
68
72
74
77
78
78
80
78
76
74
78
81
84
84
84

Pressure (mb)

994
994
994
993
993
994
994
994
994
994
994
994
994
994
994
994
994
994
993
993
993

Ozone (du)

288
289
291
293
295
297
300
303
305
308
310
312
314
314
313
312
310
308
306
305
303

Forecast for Královské Vinohrady, Praha 2, Czech Republic (50.08,14.44)

Generated: 12/11/26 10:01:28. Forecast: 12/11/26 to 18/11/26. Timezone: UTC+1.00