Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 20

Waxing Gibbous 100%

19:31

07:00

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 OK
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:56, Set: 19:12, Transit: 13:03. Moon - Rise: 19:31, Set: 07:00. Civil Dark: 19:45 - 06:23. Nautical Dark: 20:23 - 05:45. Astro Dark: 21:04 - 05:04

Total Clouds (% Sky Obscured)

81
63
66
67
81
95
86
78
66
55
71
81
84
87
58
50
95
98
65
98
98
70
100
100

Low Clouds (% Sky Obscured)

81
63
66
67
81
95
86
78
66
53
70
80
84
87
58
50
55
73
64
69
48
53
98
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
7
6
6
2
4
10
38
38
26

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
4
10
0
0
0
0
91
91
1
91
96
34
97
95

7Timer Cloud Cover

Alternative Forecast % Cloud Cover

72
69
64
63
51
45
40
34
39
39
40
37
35
39
43
42
84
83
73
66
69
78
79
73

7Timer Seeing

7Timer Lifted Index

7Timer Transparency

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
67
71
75
78
80
86
88
90
91
91
91
90
89
87
85
79
73
69
64
57
53
53
55

Pressure (mb)

1022
1022
1023
1023
1024
1024
1025
1025
1025
1026
1025
1026
1026
1026
1027
1027
1027
1028
1028
1028
1028
1028
1028
1027

Ozone (du)

285
284
284
286
286
286
285
285
286
284
283
282
287
284
283
284
284
284
284
287
286
285
284
283

Tuesday 21

Full Moon 99%

19:46

08:13

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: 06:57, Set: 19:10, Transit: 13:02. Moon - Rise: 19:46, Set: 08:13. Civil Dark: 19:42 - 06:25. Nautical Dark: 20:21 - 05:46. Astro Dark: 21:01 - 05:06

Total Clouds (% Sky Obscured)

99
99
98
100
100
100
100
100
100
100
99
99
99
100
100
100
100
100
100
100
100
100
98
87

Low Clouds (% Sky Obscured)

84
47
31
73
79
100
100
95
72
100
91
84
64
100
100
100
100
100
100
100
99
100
98
87

Medium Clouds (% Sky Obscured)

5
4
9
30
52
72
88
95
92
98
84
76
88
98
61
48
45
30
24
31
48
32
0
0

High Clouds (% Sky Obscured)

98
99
98
99
100
98
99
99
100
100
91
91
96
98
94
96
93
96
95
95
86
46
16
0

7Timer Cloud Cover

Alternative Forecast % Cloud Cover

79
81
82
95
96
93
91
90
88
100
100
100
100
100
100
95
92
90
88
88
90
99
100
99

7Timer Seeing

7Timer Lifted Index

7Timer Transparency

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
Very Light Rain
Very Light Rain
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 (%)

0
0
0
0
0
0
0
0
0
0
0
6
26
23
14
14
10
9
5
5
5
6
7
8

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.02
0.28
0.27
0.09
0.09
0.08
0.07
0.03
0.02
0.03
0.03
0.04
0.06

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
65
70
72
76
79
86
90
92
94
94
94
93
90
88
85
81
78
75
72
69
69
69
69

Pressure (mb)

1027
1028
1028
1029
1029
1029
1029
1029
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1027
1027
1026
1026

Ozone (du)

283
283
282
284
284
284
284
285
285
282
281
280
279
279
279
285
284
284
283
281
280
278
277
278

Wednesday 22

Waning Gibbous 96%

20:01

09:23

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

Sun - Rise: 06:59, Set: 19:08, Transit: 13:02. Moon - Rise: 20:01, Set: 09:23. Civil Dark: 19:40 - 06:26. Nautical Dark: 20:19 - 05:48. Astro Dark: 20:59 - 05:08

Total Clouds (% Sky Obscured)

89
70
41
13
15
2
1
0
0
0
61
0
0
0
0
0
0
0
0
0
0
53
53
53

Low Clouds (% Sky Obscured)

89
69
41
13
15
2
1
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
0
61
0
0
0
0
0
0
0
0
0
0
53
53
53

7Timer Cloud Cover

Alternative Forecast % Cloud Cover

98
97
87
81
55
49
45
39
38
32
31
29
30
30
33
30
21
43
31
30
32
39
38
39

7Timer Seeing

7Timer Lifted Index

7Timer Transparency

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

Very Light Rain
Very Light Rain
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
None

Precipitation Probability (%)

9
10
9
7
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1

Precipitation Amount (mm)

0.07
0.07
0.06
0.02
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01

Wind Speed/Direction (mph)

7
5
3
2
2
3
3
4
4
5
6
6
6
6
6
6
7
8
8
9
9
11
11
11

Chance of Frost

Temperature (°C)

14
14
12
11
11
10
9
9
8
8
7
7
7
7
7
7
10
12
14
16
18
18
19
19

Feels Like (°C)

14
14
12
11
11
10
9
8
7
6
6
5
5
5
4
5
8
12
14
16
18
18
19
19

Dew Point (°C)

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

Relative Humidity (%)

71
75
81
82
84
86
91
95
97
98
100
100
100
99
98
92
86
79
75
70
63
61
59
61

Pressure (mb)

1026
1026
1026
1027
1027
1027
1026
1026
1026
1024
1024
1023
1023
1022
1022
1022
1021
1021
1020
1019
1018
1018
1016
1016

Ozone (du)

278
277
276
274
272
272
272
272
273
274
274
274
274
275
275
275
276
276
277
277
276
276
273
273

Thursday 23

Waning Gibbous 91%

20:16

10:34

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: 07:00, Set: 19:05, Transit: 13:02. Moon - Rise: 20:16, Set: 10:34. Civil Dark: 19:38 - 06:28. Nautical Dark: 20:16 - 05:49. Astro Dark: 20:56 - 05:10

Total Clouds (% Sky Obscured)

53
53
53
98
98
98
98
98
98
91
91
91
91
91
91
70
70
70
70
70
70
77
77
77

Low Clouds (% Sky Obscured)

0
0
0
43
43
43
43
43
43
47
47
47
47
47
47
45
45
45
45
45
45
77
77
77

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
23
23
23
23
23
23
2
2
2

High Clouds (% Sky Obscured)

53
53
53
98
98
98
98
98
98
83
83
83
83
83
83
34
34
34
34
34
34
0
0
0

7Timer Cloud Cover

Alternative Forecast % Cloud Cover

43
51
56
60
100
100
99
98
97
100
100
100
100
100
100
96
77
80
69
64
65
85
99
84

7Timer Seeing

7Timer Lifted Index

7Timer Transparency

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

Precipitation Probability (%)

1
1
2
0
0
0
0
0
0
0
8
6
5
4
5
4
0
0
0
0
2
2
2
2

Precipitation Amount (mm)

0.01
0.02
0.03
0
0
0
0
0
0
0
0.09
0.08
0.06
0.03
0.04
0.03
0
0
0
0
0.01
0.01
0.02
0.03

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
16
15
14
13
13
13
12
12
12
12
11
11
10
9
9
10
11
13
14
16
16
16
16

Feels Like (°C)

18
16
15
14
13
13
13
12
12
12
12
11
11
7
6
6
8
11
13
14
16
16
16
16

Dew Point (°C)

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

Relative Humidity (%)

66
72
77
79
81
84
90
93
94
95
99
98
97
95
93
91
86
79
73
66
59
59
60
63

Pressure (mb)

1015
1015
1014
1014
1014
1014
1014
1014
1014
1013
1014
1014
1014
1014
1015
1016
1016
1016
1015
1015
1015
1015
1015
1015

Ozone (du)

274
275
275
276
277
278
278
279
280
281
280
281
281
282
282
282
281
280
279
278
278
279
278
277

Friday 24

Waning Gibbous 84%

20:33

11:44

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

Sun - Rise: 07:02, Set: 19:03, Transit: 13:01. Moon - Rise: 20:33, Set: 11:44. Civil Dark: 19:36 - 06:29. Nautical Dark: 20:14 - 05:51. Astro Dark: 20:54 - 05:12

Total Clouds (% Sky Obscured)

77
77
77
99
99
99
99
99
99
23
23
23
23
23
23
14
14
14
14
14
14
69
69
69

Low Clouds (% Sky Obscured)

77
77
77
99
99
99
99
99
99
23
23
23
23
23
23
14
14
14
14
14
14
69
69
69

Medium Clouds (% Sky Obscured)

2
2
2
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
0
0
0
0
0
0
0
0
0
0
0
0
0

7Timer Cloud Cover

Alternative Forecast % Cloud Cover

69
71
66
59
40
39
38
36
34
3
0
2
7
9
12
18
20
22
23
20
16
17
24
36

7Timer Seeing

7Timer Lifted Index

7Timer Transparency

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
9
8
9
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 (%)

3
3
4
5
4
3
0
0
2
3
3
2
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.04
0.06
0.08
0.08
0.04
0.01
0
0
0.01
0.02
0.01
0.01
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
15
14
13
13
12
12
12
12
12
12
12
12
11
11
12
13
14
16
17
18
19
20
21

Feels Like (°C)

16
15
14
13
13
12
12
12
12
12
12
12
12
11
11
12
13
14
16
17
18
19
20
21

Dew Point (°C)

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

Relative Humidity (%)

70
76
82
86
90
93
97
98
99
100
100
100
100
100
100
100
96
91
87
83
76
71
69
70

Pressure (mb)

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

Ozone (du)

277
277
277
278
277
276
275
274
273
274
274
274
275
276
277
268
268
269
270
270
270
270
272
275

Saturday 25

Waning Gibbous 77%

20:53

12:53

17 Bad
18 Bad
19 Bad
20 Good
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

Sun - Rise: 07:03, Set: 19:01, Transit: 13:01. Moon - Rise: 20:53, Set: 12:53. Civil Dark: 19:33 - 06:31. Nautical Dark: 20:12 - 05:53. Astro Dark: 20:51 - 05:13

Total Clouds (% Sky Obscured)

69
69
69
13
13
13
13
13
13
3
3
3
3
3
3
0
0
0
0
0
0
4
4
4

Low Clouds (% Sky Obscured)

69
69
69
10
10
10
10
10
10
0
0
0
0
0
0
0
0
0
0
0
0
4
4
4

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
2
2
2
2
2
2
3
3
3
3
3
3
0
0
0
0
0
0
0
0
0

7Timer Cloud Cover

Alternative Forecast % Cloud Cover

43
42
38
32
24
15
10
9
13
23
47
78
100
100
100
100
86
68
52
44
39
38
38
42

7Timer Seeing

7Timer Lifted Index

7Timer Transparency

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)

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

Chance of Frost

Temperature (°C)

20
19
17
15
14
13
13
12
12
12
11
11
10
10
9
10
12
15
17
18
19
20
21
20

Feels Like (°C)

20
19
17
15
14
13
13
12
12
12
11
11
10
9
8
9
12
15
17
18
19
20
21
20

Dew Point (°C)

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

Relative Humidity (%)

74
81
89
95
98
100
100
100
100
100
100
100
100
100
100
100
99
92
86
81
72
68
67
70

Pressure (mb)

1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1017

Ozone (du)

277
279
280
281
282
282
281
280
279
278
277
277
277
278
279
280
280
279
278
278
279
279
280
280

Sunday 26

Waning Gibbous 68%

21:17

13:59

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

Sun - Rise: 07:05, Set: 18:59, Transit: 13:01. Moon - Rise: 21:17, Set: 13:59. Civil Dark: 19:31 - 06:32. Nautical Dark: 20:09 - 05:54. Astro Dark: 20:49 - 05:15

Total Clouds (% Sky Obscured)

4
4
4
19
19
19
19
19
19
7
7
7
7
7
7
80
80
80
80
80
80
50
50
50

Low Clouds (% Sky Obscured)

4
4
4
19
19
19
19
19
19
7
7
7
7
7
7
80
80
80
80
80
80
46
46
46

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
20
20
20

High 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

7Timer Cloud Cover

Alternative Forecast % Cloud Cover

47
54
62
70
79
89
93
87
75
68
68
71
73
69
64
63
73
88
100
100
100
100
100
100

7Timer Seeing

7Timer Lifted Index

7Timer Transparency

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
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
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
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
5
20
30
29
15
5
3
0
0
0
1
1
3
4
5
6
7
8
11
14
17
16
13

Precipitation Amount (mm)

0
0.05
0.3
0.51
0.36
0.12
0.03
0.01
0
0
0
0.01
0.02
0.02
0.03
0.05
0.05
0.05
0.05
0.08
0.13
0.16
0.12
0.07

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
83
89
95
96
97
100
100
100
100
100
100
100
100
100
100
100
97
95
93
91
92
94
95

Pressure (mb)

1017
1016
1017
1017
1017
1017
1017
1017
1017
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018

Ozone (du)

281
281
282
282
283
284
285
287
288
288
287
285
284
284
284
284
284
284
284
284
284
284
284
283

Forecast for Rodewisch, Chemnitz, DE (50.53,12.41)

Generated: 20/09/21 17:17:13. Forecast: 20/09/21 to 26/09/21. Timezone: UTC+2.00