Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 23

Waxing Gibbous 85%

18:54

03:14

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

Sun - Rise: 07:08, Set: 20:32, Transit: 13:49. Moon - Rise: 18:54, Set: 03:14. Civil Dark: 21:01 - 06:39. Nautical Dark: 21:35 - 06:05. Astro Dark: 22:11 - 05:29

Total Clouds (% Sky Obscured)

40
41
34
31
0
18
46
19
19
18
19
48
40
41
35
10
31
37
50
26
63
92
56
40

Low Clouds (% Sky Obscured)

6
4
3
0
0
5
6
5
6
6
6
5
0
0
0
0
11
7
10
4
10
11
1
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
10
33
50
3
6
2
9
30

High Clouds (% Sky Obscured)

3
0
0
0
0
0
34
0
2
2
3
38
40
41
35
10
1
0
0
14
61
73
40
35

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

Chance of Frost

Temperature (°C)

21
19
17
17
15
14
13
13
13
12
12
12
12
15
18
21
22
23
24
24
24
24
24
23

Feels Like (°C)

23
20
19
19
17
16
15
14
13
14
13
12
12
15
18
21
23
25
25
26
26
25
25
25

Dew Point (°C)

18
17
16
15
14
13
12
11
11
11
11
10
10
13
15
16
16
17
17
17
17
17
19
20

Relative Humidity (%)

82
89
90
90
90
90
89
90
92
92
92
92
89
85
78
73
69
66
64
63
63
64
71
79

Pressure (mb)

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

Ozone (du)

319
318
318
319
317
315
314
314
315
314
313
312
312
312
311
310
310
308
306
306
305
304
303
303

Monday 24

Waxing Gibbous 91%

19:26

04:18

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

Sun - Rise: 07:09, Set: 20:31, Transit: 13:49. Moon - Rise: 19:26, Set: 04:18. Civil Dark: 20:59 - 06:40. Nautical Dark: 21:33 - 06:06. Astro Dark: 22:09 - 05:30

Total Clouds (% Sky Obscured)

40
40
30
6
2
2
20
5
35
7
8
1
6
0
0
2
7
18
54
55
67
77
100
91

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

30
30
25
3
2
2
2
2
1
1
0
0
0
0
0
0
0
0
0
0
8
14
2
3

High Clouds (% Sky Obscured)

40
40
2
1
0
0
18
3
34
4
7
1
6
0
0
2
6
16
49
50
61
70
100
89

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

Chance of Frost

Temperature (°C)

22
19
18
16
15
15
14
13
13
12
12
12
12
15
18
20
22
23
24
24
24
25
24
24

Feels Like (°C)

22
20
19
17
17
17
16
15
15
13
14
13
14
17
20
23
25
26
26
27
27
27
26
25

Dew Point (°C)

18
16
15
14
14
14
13
12
12
11
11
10
10
12
14
15
16
17
17
17
17
18
18
20

Relative Humidity (%)

80
82
86
89
92
95
93
93
92
92
90
92
90
84
78
75
72
67
65
63
63
66
68
78

Pressure (mb)

1017
1018
1018
1019
1019
1019
1019
1019
1019
1020
1020
1020
1021
1021
1021
1021
1021
1020
1019
1019
1018
1017
1017
1017

Ozone (du)

303
304
304
302
301
300
300
300
298
297
298
298
299
298
298
298
298
299
301
302
303
304
305
306

Tuesday 25

Waxing Gibbous 96%

19:53

05:23

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

Sun - Rise: 07:10, Set: 20:29, Transit: 13:49. Moon - Rise: 19:53, Set: 05:23. Civil Dark: 20:57 - 06:41. Nautical Dark: 21:31 - 06:07. Astro Dark: 22:07 - 05:32

Total Clouds (% Sky Obscured)

100
41
29
40
63
77
80
79
56
74
80
82
100
87
81
20
31
37
46
56
65
63
55
45

Low Clouds (% Sky Obscured)

0
0
0
0
0
10
13
13
0
0
0
0
0
0
9
7
14
17
12
11
9
15
13
16

Medium Clouds (% Sky Obscured)

1
1
0
0
0
0
0
2
15
57
70
51
45
42
21
4
0
0
0
1
0
17
29
43

High Clouds (% Sky Obscured)

100
41
29
40
61
65
61
62
56
70
68
66
100
82
77
0
0
0
18
33
55
55
45
35

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
Ice pellet
Ice pellet

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
8
1
0
0
7
7
9
0
15
22
25
43
61
76

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
0.4
0.6

Wind Speed/Direction (mph)

4
4
4
4
4
4
4
4
4
5
4
4
4
5
8
9
10
11
11
10
10
10
9
8

Chance of Frost

Temperature (°C)

22
20
19
18
18
17
17
16
16
16
15
15
16
18
21
22
24
26
27
27
27
27
27
25

Feels Like (°C)

22
20
18
18
17
17
16
16
16
15
15
15
15
18
21
23
26
27
28
29
30
30
30
30

Dew Point (°C)

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

Relative Humidity (%)

78
71
73
77
78
82
85
86
90
92
92
90
90
88
80
76
73
69
69
69
70
73
76
80

Pressure (mb)

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

Ozone (du)

305
304
303
303
302
301
300
301
302
302
302
304
306
307
308
310
310
309
309
308
307
308
308
310

Wednesday 26

Waxing Gibbous 99%

19:53

06:28

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

Sun - Rise: 07:10, Set: 20:28, Transit: 13:48. Moon - Rise: 19:53, Set: 06:28. Civil Dark: 20:56 - 06:42. Nautical Dark: 21:30 - 06:09. Astro Dark: 22:05 - 05:33

Total Clouds (% Sky Obscured)

36
29
19
28
32
39
28
21
21
19
21
19
19
17
19
21
22
24
22
22
29
28
25
21

Low Clouds (% Sky Obscured)

14
9
7
10
15
18
10
8
7
8
15
12
10
7
9
10
10
16
15
17
16
15
14
13

Medium Clouds (% Sky Obscured)

27
12
0
4
8
12
8
4
0
0
0
0
0
0
0
1
2
3
7
10
10
11
8
7

High Clouds (% Sky Obscured)

20
13
1
2
0
0
0
0
3
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
5
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

Ice pellet
Ice pellet
Ice pellet
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

93
95
95
89
63
6
9
23
9
3
1
0
0
0
0
0
0
2
4
6
17
25
17
2

Precipitation Amount (mm)

0.7
0.8
1.4
0.5
0.3
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
8
8
8
8
7
6
6
7
6
6
6
7
8
8
9
9
9
9
9
8
6

Chance of Frost

Temperature (°C)

24
23
22
21
21
20
20
20
19
19
19
18
18
20
22
23
24
25
26
26
26
26
26
25

Feels Like (°C)

28
27
25
23
23
23
22
22
22
21
21
20
21
23
25
26
27
28
28
29
29
29
29
28

Dew Point (°C)

22
21
21
20
20
20
19
19
19
19
18
18
18
19
19
20
19
19
19
18
18
19
20
20

Relative Humidity (%)

87
91
92
95
96
96
96
96
95
96
96
96
96
92
87
80
72
69
66
63
61
65
70
77

Pressure (mb)

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

Ozone (du)

311
312
311
310
310
310
311
312
313
312
312
311
313
313
313
313
313
313
312
313
313
314
314
314

Thursday 27

Waxing Gibbous 100%

20:17

07:34

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

Sun - Rise: 07:11, Set: 20:26, Transit: 13:48. Moon - Rise: 20:17, Set: 07:34. Civil Dark: 20:54 - 06:43. Nautical Dark: 21:28 - 06:10. Astro Dark: 22:03 - 05:34

Total Clouds (% Sky Obscured)

24
26
29
24
18
14
14
24
41
81
37
28
19
11
2
4
7
11
15
18
20
29
37
45

Low Clouds (% Sky Obscured)

13
13
11
10
8
5
5
8
12
13
15
16
13
8
0
1
3
6
9
10
9
6
5
2

Medium Clouds (% Sky Obscured)

6
3
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
1
1
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
6
23
65
13
2
2
2
2
2
1
0
1
2
3
23
37
45

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)

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

Chance of Frost

Temperature (°C)

23
22
21
20
19
19
18
18
17
16
16
16
16
18
21
23
24
25
26
26
27
27
26
25

Feels Like (°C)

27
25
25
23
23
22
21
20
20
18
16
17
18
19
20
22
22
23
25
30
30
29
29
31

Dew Point (°C)

20
20
19
17
17
17
17
16
15
15
15
15
15
16
17
18
18
18
18
18
18
17
18
19

Relative Humidity (%)

83
88
88
86
88
88
89
88
89
90
90
92
90
85
80
75
70
64
59
58
57
56
63
72

Pressure (mb)

1015
1015
1016
1016
1016
1017
1017
1017
1017
1018
1018
1019
1019
1019
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019

Ozone (du)

315
315
314
313
311
310
311
311
310
309
310
310
309
310
311
312
311
310
310
309
309
309
308
308

Friday 28

Full Moon 99%

20:39

08:40

20 OK
21 Bad
22 Bad
23 Bad
00 OK
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

Sun - Rise: 07:12, Set: 20:25, Transit: 13:48. Moon - Rise: 20:39, Set: 08:40. Civil Dark: 20:53 - 06:44. Nautical Dark: 21:26 - 06:11. Astro Dark: 22:02 - 05:36

Total Clouds (% Sky Obscured)

45
49
50
47
44
37
45
51
60
73
82
92
94
94
90
87
81
81
84
90
97
96
95
95

Low Clouds (% Sky Obscured)

1
1
0
0
0
0
11
22
32
47
64
79
77
78
67
50
35
22
23
24
21
17
15
15

Medium Clouds (% Sky Obscured)

1
2
3
12
20
31
44
51
58
61
72
74
67
66
64
74
79
81
84
90
90
83
76
68

High Clouds (% Sky Obscured)

40
43
42
32
24
21
28
34
37
45
57
75
85
90
90
87
81
81
84
90
93
90
87
86

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
2
2
1
2
1
0
6
9
11
12
10
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)

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

Chance of Frost

Temperature (°C)

23
22
20
19
18
18
17
17
17
17
17
17
17
18
19
21
22
23
25
25
24
24
24
23

Feels Like (°C)

31
23
22
22
22
21
21
17
17
16
17
17
17
17
18
20
20
19
19
25
24
24
23
23

Dew Point (°C)

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

Relative Humidity (%)

81
84
86
89
88
88
88
79
73
66
68
68
68
72
75
77
72
66
63
68
73
79
82
83

Pressure (mb)

1019
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1022
1022
1022
1022
1022
1022
1021
1021
1020
1020
1019
1019
1018

Ozone (du)

307
307
307
306
305
304
304
305
306
307
307
307
307
307
306
305
304
304
303
302
302
302
302
302

Saturday 29

Waning Gibbous 95%

21:00

09:47

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

Sun - Rise: 07:13, Set: 20:23, Transit: 13:47. Moon - Rise: 21:00, Set: 09:47. Civil Dark: 20:51 - 06:45. Nautical Dark: 21:25 - 06:12. Astro Dark: 22:00 - 05:37

Total Clouds (% Sky Obscured)

96
98
100
100
100
100
85
74
60
69
80
94
95
97
100
100
99
98

Low Clouds (% Sky Obscured)

12
9
6
21
35
49
47
45
38
49
62
70
70
70
70
69
68
66

Medium Clouds (% Sky Obscured)

66
64
62
65
69
72
80
74
60
69
80
75
65
66
71
59
33
8

High Clouds (% Sky Obscured)

93
96
99
100
100
100
85
74
60
69
80
94
85
70
55
37
18
0

ISS Passover

Visibility (miles)

9
8
7
7
7
8
9
7
4
1
1
0
0
0
0
0
3
6

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

17
27
35
52
65
77
89
95
95
95
95
95
95
95
95
84
56
14

Precipitation Amount (mm)

0
0
0
0.2
0.3
0.5
0.6
0.8
1.1
2.6
3.7
4.8
1.7
1.2
0.8
0.7
0.3
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
21
20
19
19
18
18
18
17
17
17
17
17
18
20
21
23
24

Feels Like (°C)

23
22
21
21
21
21
20
18
18
18
18
17
17
19
20
22
22
23

Dew Point (°C)

20
19
18
18
18
17
17
17
17
17
17
17
17
18
20
21
22
22

Relative Humidity (%)

84
86
89
92
92
93
95
96
96
98
98
98
98
98
98
96
94
89

Pressure (mb)

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

Ozone (du)

302
302
301
300
299
298
297
297
297
297
298
299
300
301
302
303
304
305

Forecast for Lafayette, Tippecanoe, United States of America (40.42,-86.88)

Generated: 23/08/26 20:41:42. Forecast: 23/08/26 to 29/08/26. Timezone: UTC-4.00