Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 20

Waxing Crescent 18%

13:25

20:26

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

Sun - Rise: 07:35, Set: 18:00, Transit: 12:46. Moon - Rise: 13:25, Set: 20:26. Civil Dark: 18:32 - 07:02. Nautical Dark: 19:10 - 06:24. Astro Dark: 19:47 - 05:47

Total Clouds (% Sky Obscured)

98
100
100
100
100
100
100
100
35
100
100
99
100
91
41
80
95
95
95
89
87
88
59
88

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
5
12
13
3
2
1
1
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
3
0
0
1
91
77
20
24
41
38
4
2
41
35
23
7
12
0

High Clouds (% Sky Obscured)

98
100
100
100
100
100
100
100
35
100
98
98
100
89
0
71
95
95
92
84
83
88
54
88

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

-
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
2
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
0.01
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
5
4
4
4
4
4
4
4
4
4
5
4
4
4
4
5
5
5
5
5
5
5

Chance of Frost

Temperature (°C)

12
11
10
8
8
7
7
6
6
6
6
6
6
6
5
5
6
7
9
10
12
13
14
14

Feels Like (°C)

12
11
9
7
7
6
5
5
5
5
5
5
4
4
3
3
4
6
8
10
12
13
14
14

Dew Point (°C)

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

Relative Humidity (%)

72
76
80
82
84
87
89
91
93
95
97
98
99
99
100
100
100
96
90
84
76
71
70
72

Pressure (mb)

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

Ozone (du)

277
276
273
271
269
268
267
268
269
269
269
267
266
265
265
265
264
264
263
262
261
260
261
262

Wednesday 21

Waxing Crescent 30%

14:24

21:17

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

Sun - Rise: 07:37, Set: 17:58, Transit: 12:46. Moon - Rise: 14:24, Set: 21:17. Civil Dark: 18:31 - 07:03. Nautical Dark: 19:08 - 06:26. Astro Dark: 19:46 - 05:48

Total Clouds (% Sky Obscured)

78
54
47
51
77
64
79
49
19
3
19
15
12
31
22
2
87
87
56
46
64
52
56
95

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
1
10
0
3
2
3
12
5
1
1
1
1
0
0
0
2
0
16

High Clouds (% Sky Obscured)

78
54
47
51
77
64
79
48
19
0
18
13
0
28
21
2
87
86
56
45
64
51
56
95

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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
1
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
0.01
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
5
6
6
6
5
5
4
4
4
4
4
4
4
4
4
4
4
4
4
5
5
5
4

Chance of Frost

Temperature (°C)

14
13
11
10
9
9
8
8
7
7
7
6
6
6
6
7
8
10
12
13
15
16
17
17

Feels Like (°C)

14
13
11
10
8
7
7
7
6
6
6
5
5
5
5
5
7
10
12
13
15
16
17
17

Dew Point (°C)

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

Relative Humidity (%)

75
78
81
82
84
86
88
90
92
94
97
99
98
97
97
98
94
87
81
74
69
64
62
62

Pressure (mb)

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

Ozone (du)

262
262
261
261
259
258
258
258
260
261
262
262
263
264
265
266
266
266
266
267
267
267
266
264

Thursday 22

Waxing Crescent 41%

15:10

22:17

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 07:38, Set: 17:56, Transit: 12:46. Moon - Rise: 15:10, Set: 22:17. Civil Dark: 18:29 - 07:05. Nautical Dark: 19:06 - 06:27. Astro Dark: 19:44 - 05:50

Total Clouds (% Sky Obscured)

99
99
100
100
100
99
99
100
100
100
98
100
86
66
99
99
99
99
99
99
99
99
99
99

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
3
5
1
1
1
1
1
1
7
7
7

Medium Clouds (% Sky Obscured)

91
96
98
98
98
98
99
100
100
100
98
100
63
65
60
36
36
36
36
36
36
25
25
25

High Clouds (% Sky Obscured)

99
98
98
99
100
85
96
95
97
94
62
17
63
7
99
98
98
98
98
98
98
99
99
99

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
1
3
1
3
10
24
18
13
11
6
4
3
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.01
0.05
0.01
0.02
0.09
0.27
0.17
0.13
0.14
0.07
0.04
0.01
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
16
14
13
12
11
11
10
10
10
10
10
10
10
10
10
11
12
13
14
16
17
17
17

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
71
77
80
82
83
85
87
88
90
91
92
92
93
93
91
88
85
81
77
72
69
66
68

Pressure (mb)

1018
1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1017
1016
1014
1014

Ozone (du)

263
265
268
270
270
270
270
270
271
272
271
271
271
271
272
272
272
272
271
270
269
269
269
269

Friday 23

First Quarter 52%

15:45

23:24

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
12 Bad
13 Bad
14 OK
15 OK
16 OK

Sun - Rise: 07:40, Set: 17:54, Transit: 12:46. Moon - Rise: 15:45, Set: 23:24. Civil Dark: 18:27 - 07:07. Nautical Dark: 19:05 - 06:29. Astro Dark: 19:42 - 05:51

Total Clouds (% Sky Obscured)

99
99
99
100
100
100
100
100
100
98
98
98
98
98
98
97
97
97
97
97
97
16
16
16

Low Clouds (% Sky Obscured)

7
7
7
0
0
0
0
0
0
1
1
1
1
1
1
15
15
15
15
15
15
16
16
16

Medium Clouds (% Sky Obscured)

25
25
25
100
100
100
100
100
100
68
68
68
68
68
68
65
65
65
65
65
65
0
0
0

High Clouds (% Sky Obscured)

99
99
99
100
100
100
100
100
100
97
97
97
97
97
97
95
95
95
95
95
95
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
9
7
9
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

4
11
29
41
43
53
60
59
53
39
24
15
16
17
14
11
16
37
40
21
8
4
3
4

Precipitation Amount (mm)

0.01
0.05
0.16
0.25
0.22
0.29
0.43
0.43
0.34
0.23
0.13
0.08
0.1
0.08
0.04
0.03
0.06
0.14
0.18
0.12
0.04
0.02
0.02
0.03

Wind Speed/Direction (mph)

6
6
5
5
6
7
8
9
10
11
11
12
12
12
12
13
13
15
15
15
15
15
14
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
74
76
77
78
78
79
80
81
82
83
84
84
85
86
85
84
82
78
74
67
62
61
62

Pressure (mb)

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

Ozone (du)

270
271
272
273
274
275
277
279
280
282
285
287
289
291
292
293
294
295
296
296
295
294
293
292

Saturday 24

Waxing Gibbous 62%

15:12

00:34

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

Sun - Rise: 06:42, Set: 17:52, Transit: 11:46. Moon - Rise: 15:12, Set: 00:34. Civil Dark: 18:25 - 06:08. Nautical Dark: 19:03 - 05:30. Astro Dark: 19:40 - 04:53

Total Clouds (% Sky Obscured)

16
16
16
37
37
37
37
37
37
3
3
3
3
3
2
2
2
2
2
2
24
24
24
24

Low Clouds (% Sky Obscured)

16
16
16
23
23
23
23
23
23
2
2
2
2
2
1
1
1
1
1
1
24
24
24
24

Medium Clouds (% Sky Obscured)

0
0
0
32
32
32
32
32
32
2
2
2
2
2
1
1
1
1
1
1
0
0
0
0

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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 (%)

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

Precipitation Amount (mm)

0.04
0.03
0.01
0.01
0
0
0.01
0.01
0.01
0
0.01
0.01
0.01
0.01
0.01
0.01
0
0
0
0
0
0
0
0.01

Wind Speed/Direction (mph)

12
10
8
7
6
6
5
5
4
4
4
4
3
3
3
3
3
4
4
5
5
5
5
5

Chance of Frost

Temperature (°C)

13
12
10
9
9
8
8
8
7
7
6
5
4
4
5
6
8
10
12
13
15
15
15
15

Feels Like (°C)

13
12
10
8
7
7
7
6
6
6
4
4
3
3
4
5
8
9
12
13
15
15
15
15

Dew Point (°C)

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

Relative Humidity (%)

64
66
69
72
74
77
80
82
84
85
88
91
94
95
92
89
86
78
72
64
60
58
59
62

Pressure (mb)

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

Ozone (du)

291
290
289
288
287
287
286
284
281
279
277
277
277
278
278
279
279
279
279
278
277
276
276
276

Sunday 25

Waxing Gibbous 72%

15:34

00:44

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

Sun - Rise: 06:43, Set: 16:50, Transit: 11:46. Moon - Rise: 15:34, Set: 00:44. Civil Dark: 17:23 - 06:10. Nautical Dark: 18:01 - 05:32. Astro Dark: 18:39 - 04:54

Total Clouds (% Sky Obscured)

24
24
2
2
2
2
2
2
0
0
0
0
0
0
89
89
89
89
89
89
99
99
99
99

Low Clouds (% Sky Obscured)

24
24
2
2
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
95
95
95
95

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
89
89
89
89
89
89
96
96
96
96

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Chance of Frost

Temperature (°C)

13
12
10
9
9
8
8
7
7
6
6
6
5
4
5
6
8
10
11
13
14
14
14
14

Feels Like (°C)

13
12
10
8
7
7
6
6
5
5
5
4
4
3
3
5
7
9
11
13
14
14
14
14

Dew Point (°C)

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

Relative Humidity (%)

68
74
77
79
80
82
83
84
86
88
89
92
94
95
94
90
88
82
75
67
63
61
61
62

Pressure (mb)

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

Ozone (du)

276
277
278
279
280
282
282
283
284
284
284
284
283
282
281
281
281
282
283
284
286
287
287
288

Monday 26

Waxing Gibbous 80%

15:52

01:53

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

Sun - Rise: 06:45, Set: 16:46, Transit: 11:46. Moon - Rise: 15:52, Set: 01:53. Civil Dark: 17:21 - 06:11. Nautical Dark: 17:59 - 05:33. Astro Dark: 18:37 - 04:56

Total Clouds (% Sky Obscured)

99
99
27
27
27
27
27
27
14
14
14
14
14
14
33
33
33
33
33
33
63
63
63
63

Low Clouds (% Sky Obscured)

1
1
0
0
0
0
0
0
0
0
0
0
0
0
10
10
10
10
10
10
54
54
54
54

Medium Clouds (% Sky Obscured)

95
95
0
0
0
0
0
0
0
0
0
0
0
0
27
27
27
27
27
27
31
31
31
31

High Clouds (% Sky Obscured)

96
96
27
27
27
27
27
27
14
14
14
14
14
14
2
2
2
2
2
2
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
9
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
1
2
6
8
7
6
3
2
0
0
1
1
1
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.01
0.04
0.08
0.1
0.11
0.1
0.05
0.01
0
0
0.01
0.01
0.01
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
12
11
11
10
10
9
8
8
7
7
7
7
6
6
7
10
11
12
13
14
15
14
14

Dew Point (°C)

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

Relative Humidity (%)

66
69
73
74
74
75
76
77
79
81
83
85
86
86
84
81
76
69
64
58
54
53
54
56

Pressure (mb)

1012
1012
1013
1013
1013
1013
1013
1013
1013
1014
1014
1015
1015
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

289
289
290
293
295
297
296
295
294
294
294
294
296
297
298
299
299
299
301
304
305
302
297
292

Forecast for Praha 2, 120 00, Czech Republic (50.08,14.44)

Generated: 20/10/20 17:07:31. Forecast: 20/10/20 to 26/10/20. Timezone: UTC+2.00