Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 3

Waning Crescent 25%

01:08

14:25

21 Bad
22 Bad
23 Bad
00 Bad
01 OK
02 OK
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 OK

Sun - Rise: 06:52, Set: 16:26, Transit: 11:39. Moon - Rise: 01:08, Set: 14:25. Civil Dark: 17:01 - 06:18. Nautical Dark: 17:39 - 05:39. Astro Dark: 18:17 - 05:01

Total Clouds (% Sky Obscured)

74
63
59
44
33
32
40
51
63
77
100
93
84
93
91
95
92
76
74
72
71
87
73
32

Low Clouds (% Sky Obscured)

35
45
51
44
33
32
40
51
63
77
100
90
84
93
89
88
88
64
60
55
56
81
70
32

Medium Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
22
10
8
2
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
2
6
2
2
2
1
0
0
2
12
23
45
34
16
2
0
0
1
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
9
18
3
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
1
2
2
3
3
3
5
4
3
2
1
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
12
11
9
8
7
7
6
5
5
6
6
8
10
10
10
11
11
11
10
10
9
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
1
1
1
1
2
1
1
2
2
2
2
3
3
3
3
3
2
2
2
1
1
1
1

Relative Humidity (%)

86
86
88
88
89
91
91
93
94
94
93
86
82
82
78
75
74
72
74
74
71
71
72
78

Pressure (mb)

1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1032
1032
1032
1031
1031
1031
1031
1031
1032
1032
1032
1033

Ozone (du)

303
302
301
297
293
289
289
293
296
297
299
300
302
301
300
299
299
299
300
300
299
297
295
293

Wednesday 4

Waning Crescent 16%

02:25

14:38

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

Sun - Rise: 06:54, Set: 16:24, Transit: 11:39. Moon - Rise: 02:25, Set: 14:38. Civil Dark: 16:59 - 06:19. Nautical Dark: 17:38 - 05:40. Astro Dark: 18:16 - 05:02

Total Clouds (% Sky Obscured)

40
40
45
44
46
47
48
52
42
39
11
27
3
4
5
7
4
1
0
1
2
0
0
0

Low Clouds (% Sky Obscured)

40
40
45
44
46
47
48
52
42
39
7
27
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
2
2
0
0
0
0
1
1
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

3
3
2
4
5
10
6
4
4
4
2
2
2
4
5
6
3
0
0
1
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
85
88
91
91
91
93
93
94
93
93
88
77
68
61
55
52
52
57
68
76
77
80
81

Pressure (mb)

1033
1033
1033
1033
1033
1033
1032
1032
1033
1033
1033
1033
1033
1033
1032
1032
1031
1031
1030
1031
1031
1031
1031
1031

Ozone (du)

291
290
288
286
285
284
281
280
279
278
276
272
270
269
268
268
268
268
268
269
270
270
270
269

Thursday 5

Waning Crescent 9%

03:41

14:52

21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
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 Good
19 Good
20 Good

Sun - Rise: 06:56, Set: 16:23, Transit: 11:39. Moon - Rise: 03:41, Set: 14:52. Civil Dark: 16:58 - 06:21. Nautical Dark: 17:37 - 05:42. Astro Dark: 18:15 - 05:04

Total Clouds (% Sky Obscured)

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

Low 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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
0
-1
-0
-1
-1
-1
-1
-1
-1
-1
1
3
5
7
7
8
7
6
5
3
3
2
2

Dew Point (°C)

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

Relative Humidity (%)

83
81
80
80
77
75
75
74
71
71
71
66
55
46
43
40
40
42
52
64
70
73
76
77

Pressure (mb)

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

Ozone (du)

268
266
264
263
263
263
263
263
261
260
259
259
258
259
259
259
259
259
258
258
258
259
261
263

Friday 6

Waning Crescent 4%

04:56

15:06

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

Sun - Rise: 06:57, Set: 16:21, Transit: 11:39. Moon - Rise: 04:56, Set: 15:06. Civil Dark: 16:56 - 06:22. Nautical Dark: 17:35 - 05:43. Astro Dark: 18:13 - 05:05

Total Clouds (% Sky Obscured)

0
0
2
2
6
11
16
18
21
25
19
11
3
3
2
2
1
1
1
1
2
2
2
1

Low Clouds (% Sky Obscured)

0
0
0
0
4
7
10
10
12
17
13
8
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)

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
79
80
78
77
77
76
78
78
78
78
73
62
57
55
56
56
56
62
72
78
80
85
86

Pressure (mb)

1028
1028
1028
1028
1027
1027
1027
1027
1027
1027
1027
1027
1027
1026
1026
1025
1025
1024
1024
1024
1024
1024
1025
1025

Ozone (du)

265
266
266
266
265
266
266
267
267
265
265
265
265
265
264
264
265
265
266
266
266
266
266
266

Saturday 7

Waning Crescent 1%

06:12

15:24

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

Sun - Rise: 06:59, Set: 16:20, Transit: 11:39. Moon - Rise: 06:12, Set: 15:24. Civil Dark: 16:55 - 06:24. Nautical Dark: 17:34 - 05:45. Astro Dark: 18:12 - 05:07

Total Clouds (% Sky Obscured)

0
0
2
1
2
1
3
40
65
72
49
34
22
21
20
20
21
24
26
39
51
62
70
79

Low Clouds (% Sky Obscured)

0
0
1
1
1
0
1
13
25
37
6
8
9
12
15
18
19
22
24
23
22
16
12
9

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
1
19
28
28
40
28
15
11
7
3
2
2
1
1
1
1
15
28

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11
22
33
50
68

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
86
86
86
88
88
88
86
83
83
83
79
73
67
66
65
64
67
72
76
80
83
85
85

Pressure (mb)

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

Ozone (du)

266
266
265
265
265
265
266
267
269
271
272
274
277
279
280
281
282
284
286
287
289
290
292
293

Sunday 8

Waning Crescent 0%

07:27

15:45

21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 OK
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

Sun - Rise: 07:01, Set: 16:18, Transit: 11:39. Moon - Rise: 07:27, Set: 15:45. Civil Dark: 16:53 - 06:26. Nautical Dark: 17:33 - 05:46. Astro Dark: 18:11 - 05:08

Total Clouds (% Sky Obscured)

87
90
93
96
90
83
74
55
36
18
36
54
72
79
88
97
98
98
99
99
99
99
98
97

Low Clouds (% Sky Obscured)

4
5
6
7
2
1
5
1
2
7
6
5
4
4
4
4
4
4
5
9
13
26
46
62

Medium Clouds (% Sky Obscured)

37
53
67
83
71
61
49
46
36
18
36
54
60
69
77
84
89
93
99
99
98
98
91
81

High Clouds (% Sky Obscured)

84
70
59
47
31
16
0
7
13
15
36
54
72
69
68
66
71
74
81
62
34
3
2
1

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
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
2
9
15
22
23
23
18
18
14
29
38
48
46
39
38
43
48

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
86
88
88
89
89
89
89
89
91
91
86
82
78
74
71
69
72
79
85
86
88
89
88

Pressure (mb)

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

Ozone (du)

294
295
296
297
298
296
294
292
288
285
281
281
280
280
279
279
279
281
283
285
283
281
280
278

Monday 9

New Moon 2%

08:40

16:14

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
12 Bad

Sun - Rise: 07:02, Set: 16:17, Transit: 11:40. Moon - Rise: 08:40, Set: 16:14. Civil Dark: 16:52 - 06:27. Nautical Dark: 17:31 - 05:48. Astro Dark: 18:09 - 05:10

Total Clouds (% Sky Obscured)

96
98
99
100
100
100
100
100
100
100
100
100
100
98
96
94

Low Clouds (% Sky Obscured)

79
85
92
100
92
84
76
83
89
96
97
97
96
94
92
89

Medium Clouds (% Sky Obscured)

69
54
39
23
18
9
1
6
11
18
30
34
43
43
43
43

High Clouds (% Sky Obscured)

0
5
14
35
51
62
69
70
71
72
79
88
90
74
59
44

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

53
42
28
3
4
2
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
3
3
3
3
4
4
4
4
3
3
3
3
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

86
85
86
88
91
91
93
94
94
94
98
93
90
87
84
84

Pressure (mb)

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

Ozone (du)

276
275
273
272
270
269
268
267
267
267
267
267
267
267
264
261

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

Generated: 03/11/26 21:13:40. Forecast: 03/11/26 to 09/11/26. Timezone: UTC+1.00