Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 27

Waning Gibbous 97%

19:43

08:17

07 OK
08 OK
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 OK
23 OK
00 Bad
01 Bad
02 OK
03 Bad
04 Bad
05 OK
06 OK

Sun - Rise: 07:20, Set: 19:17, Transit: 13:18. Moon - Rise: 19:43, Set: 08:17. Civil Dark: 19:42 - 06:56. Nautical Dark: 20:10 - 06:27. Astro Dark: 20:39 - 05:59

Total Clouds (% Sky Obscured)

32
46
55
46
100
100
100
100
100
100
100
93
72
40
15
26
27
41
60
30
41
27
28
5

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)

21
24
16
10
19
26
23
18
2
12
0
5
68
21
9
16
19
32
41
27
31
21
19
4

High Clouds (% Sky Obscured)

32
46
34
45
100
100
100
100
100
100
100
85
35
6
2
2
0
2
60
1
0
0
1
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
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

0
3
0
2
6
16
18
2
0
0
0
0
2
10
10
8
5
14
40
24
16
30
10
14

Precipitation Amount (mm)

0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0

Wind Speed/Direction (mph)

6
4
11
11
9
9
10
9
7
7
6
6
6
5
6
8
6
4
4
6
6
6
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

15
16
15
15
17
17
17
15
15
15
15
15
16
15
16
17
18
18
18
17
17
17
16
15

Relative Humidity (%)

58
60
57
53
48
43
40
36
34
33
33
33
36
37
40
46
51
52
53
56
57
57
56
55

Pressure (mb)

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

Ozone (du)

280
281
281
281
281
281
279
278
277
276
276
278
277
277
277
278
277
277
276
276
276
276
276
276

Monday 28

Waning Gibbous 91%

20:17

09:24

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

Sun - Rise: 07:21, Set: 19:16, Transit: 13:18. Moon - Rise: 20:17, Set: 09:24. Civil Dark: 19:40 - 06:57. Nautical Dark: 20:09 - 06:28. Astro Dark: 20:38 - 05:59

Total Clouds (% Sky Obscured)

68
73
26
58
61
50
56
68
67
78
64
64
29
29
58
91
84
100
70
98
96
100
93
69

Low Clouds (% Sky Obscured)

0
0
0
0
3
23
56
6
4
22
23
55
0
7
0
6
4
36
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

28
37
20
47
46
33
39
51
45
40
36
28
16
18
34
60
22
27
27
12
33
37
21
23

High Clouds (% Sky Obscured)

68
73
1
0
0
0
0
2
4
0
0
0
0
3
46
88
62
100
70
98
93
100
80
37

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 (%)

27
46
33
8
13
11
7
8
9
13
16
3
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
4
4
6
7
6
7
7
7
7
7
7
8
9
8
8
9
9
8
9
9
8
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

26
26
26
27
29
31
32
32
33
34
32
31
29
29
28
28
26
26
26
27
26
26
26
26

Dew Point (°C)

15
15
14
14
15
14
13
12
12
11
9
9
9
12
14
14
14
14
14
16
17
17
18
17

Relative Humidity (%)

55
56
52
47
45
38
33
30
28
27
25
26
27
33
41
41
42
44
45
50
54
56
60
60

Pressure (mb)

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

Ozone (du)

277
276
275
274
274
273
271
271
270
271
271
270
270
269
268
270
271
271
271
270
270
270
269
270

Tuesday 29

Waning Gibbous 83%

20:57

10:33

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
05 Bad
06 Bad

Sun - Rise: 07:21, Set: 19:14, Transit: 13:18. Moon - Rise: 20:57, Set: 10:33. Civil Dark: 19:39 - 06:57. Nautical Dark: 20:07 - 06:29. Astro Dark: 20:36 - 06:00

Total Clouds (% Sky Obscured)

71
100
100
98
89
68
47
48
48
87
94
63
100
100
92
100
100
94
95
91
89
87
88
86

Low Clouds (% Sky Obscured)

0
0
0
2
18
34
32
35
20
21
21
63
95
95
0
1
0
0
5
10
5
39
86
86

Medium Clouds (% Sky Obscured)

27
28
22
37
26
18
28
22
36
77
59
47
47
20
27
38
50
34
4
5
22
45
40
45

High Clouds (% Sky Obscured)

35
100
100
98
74
49
10
7
9
24
84
52
99
100
74
100
100
85
90
82
75
66
55
43

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
5
9
27
25

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

25
25
26
26
28
30
31
32
32
33
32
32
32
32
29
28
28
27
27
26
26
25
25
25

Dew Point (°C)

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

Relative Humidity (%)

60
61
61
55
47
42
35
30
28
27
26
28
35
43
41
45
51
53
57
61
66
70
72
75

Pressure (mb)

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

Ozone (du)

270
269
268
268
267
266
266
265
263
263
263
262
262
262
262
262
261
261
261
261
260
260
259
260

Wednesday 30

Waning Gibbous 74%

21:45

11:45

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
05 Bad
06 Bad

Sun - Rise: 07:22, Set: 19:13, Transit: 13:17. Moon - Rise: 21:45, Set: 11:45. Civil Dark: 19:38 - 06:58. Nautical Dark: 20:06 - 06:29. Astro Dark: 20:35 - 06:01

Total Clouds (% Sky Obscured)

90
93
75
87
82
91
100
91
67
96
98
100
100
100
100
100
100
100
100
98
100
85
85
100

Low Clouds (% Sky Obscured)

83
40
26
31
44
43
49
19
6
84
91
8
13
75
68
76
12
78
99
70
85
51
31
32

Medium Clouds (% Sky Obscured)

14
0
2
32
20
28
79
70
57
51
50
97
96
94
69
84
39
73
82
33
30
30
39
57

High Clouds (% Sky Obscured)

59
78
75
85
82
80
66
64
46
52
59
100
100
100
100
100
100
100
73
95
100
69
76
100

ISS Passover

Visibility (miles)

9
9
8
8
8
9
8
9
9
9
9
9
3
5
6
9
8
9
9
9
4
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

28
42
46
39
38
42
39
38
39
67
92
95
95
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.5
0.6
1.3
1.4
1.6
1.9
1.3
0.8
1.3
1.9
2.4
2.2
1.8
1.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

26
26
27
28
29
31
33
33
34
34
32
29
26
26
26
26
26
26
26
26
25
25
25
25

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
75
75
66
65
55
52
60
53
44
49
62
79
82
88
86
87
84
88
90
91
90
91
92

Pressure (mb)

1007
1007
1008
1008
1008
1007
1006
1006
1005
1004
1004
1005
1005
1006
1006
1008
1007
1007
1007
1007
1007
1007
1006
1007

Ozone (du)

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

Thursday 1

Waning Gibbous 63%

22:41

12:54

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
05 Bad
06 Bad

Sun - Rise: 07:23, Set: 19:12, Transit: 13:17. Moon - Rise: 22:41, Set: 12:54. Civil Dark: 19:36 - 06:59. Nautical Dark: 20:05 - 06:30. Astro Dark: 20:34 - 06:01

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
85
69
58

Low Clouds (% Sky Obscured)

3
7
5
6
24
15
4
2
0
0
0
0
0
0
0
7
15
22
15
8
2
23
69
58

Medium Clouds (% Sky Obscured)

93
96
100
100
100
100
94
89
85
78
73
65
41
24
3
11
19
26
27
30
30
25
20
18

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
85
69
58

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

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

Precipitation Probability (%)

95
95
95
95
95
73
82
69
52
39
24
7
38
29
11
28
23
12
24
28
24
30
29
20

Precipitation Amount (mm)

1.7
2.1
8.4
1
0.6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
7
6
8
6
6
5
6
6
5
5
5
6
5
5
4
4
4
4
5
6
8
8
8

Chance of Frost

Temperature (°C)

25
24
22
21
21
22
22
23
23
23
23
24
24
23
23
23
23
23
22
22
22
22
21
20

Feels Like (°C)

27
25
23
20
20
21
21
21
21
22
22
22
23
23
23
22
23
23
23
23
24
24
24
23

Dew Point (°C)

23
20
19
14
12
10
9
9
9
10
11
12
14
15
17
18
18
19
19
19
19
18
18
17

Relative Humidity (%)

86
80
80
65
54
47
43
41
41
42
44
46
54
60
67
75
76
78
80
80
80
80
82
84

Pressure (mb)

1007
1008
1009
1010
1011
1011
1010
1010
1010
1010
1010
1010
1011
1012
1012
1013
1013
1014
1014
1014
1014
1014
1015
1015

Ozone (du)

267
268
269
269
270
271
272
271
269
269
268
269
270
270
270
271
270
270
270
271
272
274
274
275

Friday 2

Waning Gibbous 60%

23:46

13:59

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
05 Bad
06 Bad

Sun - Rise: 07:23, Set: 19:10, Transit: 13:17. Moon - Rise: 23:46, Set: 13:59. Civil Dark: 19:35 - 06:59. Nautical Dark: 20:03 - 06:31. Astro Dark: 20:32 - 06:02

Total Clouds (% Sky Obscured)

66
69
71
74
77
75
80
89
100
100
100
100
100
100
100
100
100
100
98
95
94
95
95
95

Low Clouds (% Sky Obscured)

66
69
71
74
77
75
60
75
91
76
61
47
55
63
72
76
81
85
90
95
94
95
95
95

Medium Clouds (% Sky Obscured)

12
7
0
0
0
0
0
0
0
3
5
13
18
21
23
41
58
78
76
74
75
74
75
74

High Clouds (% Sky Obscured)

65
65
60
61
62
63
75
87
98
99
99
100
100
100
100
100
100
100
72
53
35
50
55
60

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
3
2
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
None
None
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

16
11
2
8
9
2
2
2
1
4
5
5
14
17
17
55
74
90
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.7
0.9
1.2
1.6
1.6
1.5
1.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
81
77
73
69
63
57
59
61
64
66
69
71
75
76
78
81
83
86
89
90
93
93
95

Pressure (mb)

1016
1016
1017
1017
1017
1017
1017
1016
1016
1015
1015
1016
1016
1016
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016

Ozone (du)

276
276
275
275
274
272
271
270
269
268
268
267
267
266
265
265
264
264
263
263
263
263
263
262

Saturday 3

Third Quarter 51%

00:55

14:55

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

Sun - Rise: 07:24, Set: 19:09, Transit: 13:16. Moon - Rise: 00:55, Set: 14:55. Civil Dark: 19:34 - N/A. Nautical Dark: 20:02 - 06:32. Astro Dark: 20:31 - 06:03

Total Clouds (% Sky Obscured)

94
93
92
91
91
87
84
84
81
82
86
91
90
89
88
83
80
79

Low Clouds (% Sky Obscured)

68
62
57
59
60
61
53
45
36
48
59
72
90
89
88
83
80
79

Medium Clouds (% Sky Obscured)

71
70
72
69
63
52
51
55
49
5
5
0
7
15
22
19
13
5

High Clouds (% Sky Obscured)

65
65
65
65
60
50
39
23
6
3
2
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

1
1
2
2
2
3
4
6
7
9
8
6
4
6
7
9
9
9

Fog (%)

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

Precipitation Probability (%)

95
95
95
95
95
95
91
80
69
61
52
42
42
41
39
45
44
41

Precipitation Amount (mm)

1.7
2
2.3
1.7
1.2
0.7
0.6
0.5
0.4
0.3
0.2
0
0
0
0.2
0.3
0.2
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

16
16
17
17
18
19
20
21
22
23
22
22
21
21
20
19
19
18

Relative Humidity (%)

95
95
95
95
93
93
92
92
92
92
91
91
91
91
92
91
91
92

Pressure (mb)

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

Ozone (du)

262
263
265
266
267
268
269
270
272
273
276
279
282
280
277
274
272
271

Forecast for Grapevine, Tarrant, United States of America (32.95,-97.07)

Generated: 27/09/26 07:54:50. Forecast: 27/09/26 to 03/10/26. Timezone: UTC-5.00