Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 27

Waning Gibbous 97%

19:49

08:17

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

Sun - Rise: 07:22, Set: 19:20, Transit: 13:21. Moon - Rise: 19:49, Set: 08:17. Civil Dark: 19:44 - 06:58. Nautical Dark: 20:12 - 06:30. Astro Dark: 20:40 - 06:02

Total Clouds (% Sky Obscured)

1
2
8
6
49
56
66
26
73
100
100
100
100
100
100
88
67
30
26
81
82
68
76
64

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
4
6
3
6
6
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
2
0
0
3
10
15
21
36
21
27
32
19
15
14
0
15
22
2
30
34
31
40
59

High Clouds (% Sky Obscured)

1
2
1
5
30
28
38
8
73
100
100
100
100
100
100
88
67
4
19
38
35
35
35
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
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
3
8
15
16
7
14
7
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)

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

Chance of Frost

Temperature (°C)

23
23
22
23
25
28
30
32
34
35
36
36
35
35
33
32
31
29
28
28
27
26
26
25

Feels Like (°C)

26
26
25
26
29
29
31
33
36
37
36
36
36
35
33
31
30
30
29
27
27
27
26
26

Dew Point (°C)

19
19
19
18
19
19
19
18
18
18
18
17
16
16
16
16
14
15
14
14
20
20
20
20

Relative Humidity (%)

78
78
80
76
68
57
50
44
39
36
34
32
32
32
35
38
35
41
40
44
66
69
70
71

Pressure (mb)

1013
1013
1014
1014
1014
1015
1014
1014
1013
1012
1010
1010
1009
1009
1010
1010
1010
1011
1012
1012
1012
1012
1012
1012

Ozone (du)

266
266
265
265
265
266
266
266
266
265
266
266
266
265
265
266
267
265
266
267
268
269
269
268

Monday 28

Waning Gibbous 91%

20:25

09:22

05 Bad
06 Bad
07 Bad
08 Bad
09 OK
10 OK
11 Good
12 OK
13 OK
14 OK
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

Sun - Rise: 07:23, Set: 19:19, Transit: 13:21. Moon - Rise: 20:25, Set: 09:22. Civil Dark: 19:42 - 06:59. Nautical Dark: 20:10 - 06:31. Astro Dark: 20:38 - 06:03

Total Clouds (% Sky Obscured)

59
61
52
73
34
24
17
5
18
23
40
35
46
40
90
62
100
100
97
68
95
100
100
87

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
0
6
24
22
15
86
62
75
70
25
20
24
22
47
65

Medium Clouds (% Sky Obscured)

56
61
48
36
33
24
16
4
16
23
27
5
17
11
18
10
6
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
2
3
35
4
2
3
0
0
0
0
0
0
0
46
53
100
100
97
49
88
100
100
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
1
3
11
11
2
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
4
4
6
5
6
8
8
8
9
9
9
9
10
11
12
12
11
10
10
9
8
8

Chance of Frost

Temperature (°C)

25
25
24
24
26
28
30
32
34
35
35
35
35
34
33
31
29
28
27
26
26
25
25
25

Feels Like (°C)

27
27
27
27
27
30
32
34
35
36
36
36
35
34
32
30
28
27
26
26
26
26
26
25

Dew Point (°C)

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

Relative Humidity (%)

71
72
74
71
64
54
46
41
36
32
29
27
27
27
36
48
57
57
59
67
71
76
79
82

Pressure (mb)

1012
1012
1013
1013
1014
1014
1013
1013
1012
1011
1010
1009
1008
1008
1009
1009
1010
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

268
267
267
265
265
265
265
265
265
264
263
262
262
262
263
264
264
265
266
266
266
266
266
265

Tuesday 29

Waning Gibbous 83%

21:06

10:30

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 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 07:23, Set: 19:17, Transit: 13:20. Moon - Rise: 21:06, Set: 10:30. Civil Dark: 19:41 - 06:59. Nautical Dark: 20:09 - 06:31. Astro Dark: 20:37 - 06:03

Total Clouds (% Sky Obscured)

99
99
91
78
78
79
88
92
89
94
100
100
100
98
96
85
96
62
70
100
100
100
100
95

Low Clouds (% Sky Obscured)

65
59
57
58
53
50
46
23
18
20
27
81
64
25
13
11
9
10
22
61
69
79
77
74

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
25
37
39
27
46
18
0
0
0
0
0
2
3
2
0
0
2
45

High Clouds (% Sky Obscured)

96
95
76
53
50
50
64
71
63
85
100
96
100
94
89
70
90
39
41
100
100
100
100
77

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
6
1
7
3
0
0
0
1
0
0
0
0
0
0
0
0
0
10
14
9
12

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
7
8
10
11
11
11
12
12
13
14
14
13
11
13
13
14
13
12
12
12
12

Chance of Frost

Temperature (°C)

24
24
24
24
25
27
29
31
33
34
34
34
33
33
32
30
30
29
27
26
26
26
25
25

Feels Like (°C)

25
26
25
25
26
27
28
30
31
32
32
32
31
30
30
28
27
27
26
26
26
25
25
25

Dew Point (°C)

21
22
22
22
22
21
18
17
16
16
15
14
19
17
17
17
19
21
22
22
23
22
22
23

Relative Humidity (%)

83
84
85
85
79
66
51
42
37
33
31
30
41
38
40
43
53
62
71
78
82
81
83
84

Pressure (mb)

1010
1010
1011
1011
1011
1011
1011
1010
1009
1008
1007
1006
1006
1006
1006
1006
1007
1007
1008
1008
1008
1008
1008
1007

Ozone (du)

264
265
266
266
267
268
267
267
267
266
265
264
263
261
261
260
259
261
261
261
260
259
260
261

Wednesday 30

Waning Gibbous 81%

21:55

11:40

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 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 07:24, Set: 19:16, Transit: 13:20. Moon - Rise: 21:55, Set: 11:40. Civil Dark: 19:40 - 07:00. Nautical Dark: 20:08 - 06:32. Astro Dark: 20:36 - 06:04

Total Clouds (% Sky Obscured)

89
85
86
89
76
77
83
76
80
89
90
94
96
75
68
83
52
55
59
100
100
100
100
100

Low Clouds (% Sky Obscured)

71
54
49
43
49
45
41
43
53
77
83
84
85
47
38
64
16
21
27
34
44
54
87
85

Medium Clouds (% Sky Obscured)

45
50
4
11
8
18
52
42
42
51
47
36
31
23
27
26
32
33
35
37
58
69
65
76

High Clouds (% Sky Obscured)

51
39
53
62
36
26
16
8
9
10
9
26
43
60
40
22
0
22
45
100
100
100
100
100

ISS Passover

Visibility (miles)

9
7
9
9
9
9
9
9
8
8
4
9
9
9
8
8
8
9
9
8
8
2
2
1

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

Precipitation Probability (%)

26
42
30
24
19
22
26
40
55
44
43
89
95
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0
0
0.6
1.2
2.2
1.8
1.7
0.9
0.5
1.4
1
2.2
2.2
7.1
5.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

25
25
25
26
27
28
30
32
33
33
34
33
31
30
28
27
27
27
26
26
26
25
25
24

Feels Like (°C)

26
26
26
27
28
29
30
31
33
33
33
33
32
30
30
29
28
29
28
27
26
26
26
26

Dew Point (°C)

22
22
22
23
23
22
21
21
22
21
21
22
21
19
20
21
21
21
22
23
22
22
22
24

Relative Humidity (%)

83
84
84
86
77
67
58
54
51
48
48
52
54
51
62
69
71
72
78
86
77
80
82
95

Pressure (mb)

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

Ozone (du)

261
261
261
261
261
260
259
259
260
260
259
259
258
257
257
258
259
259
259
259
260
260
259
258

Thursday 1

Waning Gibbous 74%

22:52

12:49

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 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 07:24, Set: 19:15, Transit: 13:20. Moon - Rise: 22:52, Set: 12:49. Civil Dark: 19:39 - 07:00. Nautical Dark: 20:07 - 06:33. Astro Dark: 20:35 - 06:05

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
98
97
95
93
89
86

Low Clouds (% Sky Obscured)

85
82
62
56
80
81
86
59
43
69
25
21
43
19
14
9
8
7
6
9
10
13
25
30

Medium Clouds (% Sky Obscured)

75
74
79
84
89
91
93
96
95
94
93
90
88
87
84
81
79
76
65
54
52
55
58
60

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
98
97
94
89
77
70

ISS Passover

Visibility (miles)

6
4
2
3
2
3
1
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

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

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
87
64
81
74
44
80
83
73
83
92
93
95
92
82
79

Precipitation Amount (mm)

1.4
1.4
2.4
1.4
2.2
4.6
5.4
8
0
0
0
0.2
0.2
0
0.4
0.6
0.3
0.5
0.7
0.8
0.7
0.6
0.5
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

24
25
24
24
24
25
24
23
22
22
23
23
23
23
22
22
22
22
21
21
21
21
21
21

Feels Like (°C)

27
27
26
26
27
27
25
25
23
23
24
24
24
23
23
23
24
23
23
23
23
22
23
23

Dew Point (°C)

23
22
23
23
23
23
23
22
19
20
20
20
20
21
20
20
20
20
20
20
20
20
20
20

Relative Humidity (%)

91
85
92
94
89
92
95
94
85
85
84
81
81
88
88
89
91
91
92
94
94
93
93
93

Pressure (mb)

1008
1008
1008
1009
1010
1010
1011
1011
1010
1011
1010
1009
1010
1010
1010
1011
1012
1013
1013
1013
1014
1013
1013
1013

Ozone (du)

258
260
262
262
263
263
263
264
265
264
263
262
263
264
263
264
266
267
268
270
271
272
273
274

Friday 2

Waning Gibbous 63%

23:56

13:53

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 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 07:25, Set: 19:14, Transit: 13:19. Moon - Rise: 23:56, Set: 13:53. Civil Dark: 19:38 - 07:01. Nautical Dark: 20:05 - 06:33. Astro Dark: 20:33 - 06:05

Total Clouds (% Sky Obscured)

79
67
72
81
90
94
97
100
100
100
100
100
100
99
99
98
97
95
94
94
88
80
75
65

Low Clouds (% Sky Obscured)

77
67
72
70
65
62
59
52
50
70
89
89
86
85
82
82
77
77
79
78
85
80
75
65

Medium Clouds (% Sky Obscured)

63
60
60
60
60
51
52
51
58
66
71
73
73
78
79
83
84
84
88
92
88
80
75
65

High Clouds (% Sky Obscured)

61
52
68
81
90
94
97
100
100
100
100
99
99
99
99
98
97
95
94
94
88
80
75
65

ISS Passover

Visibility (miles)

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

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

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

Precipitation Probability (%)

76
73
71
72
76
58
38
21
17
11
1
29
38
45
50
52
52
58
63
65
73
81
88
89

Precipitation Amount (mm)

0.4
0.5
0.4
0.5
0.8
0.3
0
0
0
0
0
0
0
0.2
0
0
0
0
0.2
0.2
0.3
0.4
0.5
0.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

19
19
18
16
14
11
11
11
11
12
14
16
17
18
20
19
19
19
18
18
18
18
17
17

Relative Humidity (%)

91
88
85
76
70
62
60
58
57
60
66
70
76
84
91
91
91
89
89
91
92
92
93
95

Pressure (mb)

1014
1014
1014
1015
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

273
273
272
272
271
271
270
269
268
267
266
265
265
264
264
264
263
263
263
263
263
263
263
263

Saturday 3

Third Quarter 51%

01:04

14:50

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 Bad
21 OK
22 Bad
23 OK
00 OK

Sun - Rise: 07:26, Set: 19:12, Transit: 13:19. Moon - Rise: 01:04, Set: 14:50. Civil Dark: 19:36 - 07:02. Nautical Dark: 20:04 - 06:34. Astro Dark: 20:32 - 06:06

Total Clouds (% Sky Obscured)

55
50
54
59
67
71
79
79
88
95
100
90
80
68
60
54
48
39
29
19

Low Clouds (% Sky Obscured)

45
0
9
17
26
26
25
79
87
79
70
47
28
9
8
8
6
4
2
0

Medium Clouds (% Sky Obscured)

55
50
50
50
50
61
62
77
83
86
87
70
53
35
27
19
14
17
19
19

High Clouds (% Sky Obscured)

55
50
54
59
65
60
60
60
76
94
99
87
78
60
51
41
32
22
11
0

ISS Passover

Visibility (miles)

6
7
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

Precipitation Type

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

Precipitation Probability (%)

90
90
77
60
32
30
25
14
12
9
1
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.6
0.6
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
8
8
9
9
10
9
9
9
9
8
8
7
6
6
5
4
3
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
93
92
92
91
88
88
86
83
81
83
83
83
85
86
89
89
89

Pressure (mb)

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

Ozone (du)

263
263
263
263
264
265
265
265
266
267
268
269
268
268
267
266
266
265
265
266

Forecast for Round Rock, Williamson, United States of America (30.51,-97.68)

Generated: 27/09/26 05:56:05. Forecast: 27/09/26 to 03/10/26. Timezone: UTC-5.00