Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 17

Waning Crescent 10%

04:01

18:05

15 Good
16 Good
17 Good
18 OK
19 OK
20 OK
21 OK
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 Bad
12 Good
13 Good
14 Good

Sun - Rise: 07:32, Set: 19:51, Transit: 13:41. Moon - Rise: 04:01, Set: 18:05. Civil Dark: 20:19 - 07:05. Nautical Dark: 20:51 - 06:33. Astro Dark: 21:23 - 06:00

Total Clouds (% Sky Obscured)

14
17
16
20
25
24
21
12
0
0
1
1
1
0
1
10
4
5
0
1
57
14
4
4

Low Clouds (% Sky Obscured)

14
17
16
20
25
24
21
12
0
0
0
0
0
0
0
10
4
5
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)

4
0
0
0
0
0
0
0
0
0
1
1
1
0
1
0
0
0
0
1
26
14
3
3

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

Chance of Frost

Temperature (°C)

29
30
29
29
27
24
22
21
19
18
17
17
17
16
16
16
15
15
18
22
25
27
29
30

Feels Like (°C)

31
30
30
30
29
25
24
23
20
19
18
18
18
18
18
17
17
16
19
23
26
28
30
31

Dew Point (°C)

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

Relative Humidity (%)

31
30
30
31
39
44
47
48
50
56
57
59
58
58
58
61
64
65
56
47
41
36
31
27

Pressure (mb)

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

Ozone (du)

286
286
287
287
288
287
286
286
285
286
286
286
287
288
288
289
290
289
289
289
288
288
287
286

Thursday 18

Waning Crescent 5%

05:10

18:34

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

Sun - Rise: 07:33, Set: 19:50, Transit: 13:40. Moon - Rise: 05:10, Set: 18:34. Civil Dark: 20:17 - 07:06. Nautical Dark: 20:49 - 06:34. Astro Dark: 21:21 - 06:01

Total Clouds (% Sky Obscured)

9
8
0
0
0
0
0
0
0
0
3
3
1
1
1
1
0
0
1
4
12
0
0
0

Low Clouds (% Sky Obscured)

9
8
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)

0
0
0
0
0
0
0
0
0
0
3
3
1
0
0
0
0
0
1
4
11
0
0
0

High Clouds (% Sky Obscured)

4
3
0
0
0
0
0
0
0
0
0
0
1
1
1
1
0
0
1
0
8
0
0
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
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
4
3
4
4
4
5
4
3
2
3
3
3
4
4
4
3
4
3
4
5
5
5
5

Chance of Frost

Temperature (°C)

31
31
31
30
28
25
23
22
21
20
20
19
19
19
18
17
17
17
19
23
26
28
30
31

Feels Like (°C)

31
31
31
31
29
25
23
22
21
21
21
20
20
19
18
18
18
18
20
23
27
28
30
31

Dew Point (°C)

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

Relative Humidity (%)

25
24
23
24
31
34
36
38
44
49
50
52
53
54
56
57
61
60
51
42
35
31
28
25

Pressure (mb)

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

Ozone (du)

286
286
286
287
288
289
290
290
289
288
287
287
288
288
288
288
288
287
287
287
287
286
286
286

Friday 19

Waning Crescent 1%

06:16

18:58

15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 OK
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

Sun - Rise: 07:34, Set: 19:48, Transit: 13:40. Moon - Rise: 06:16, Set: 18:58. Civil Dark: 20:15 - 07:07. Nautical Dark: 20:47 - 06:35. Astro Dark: 21:20 - 06:02

Total Clouds (% Sky Obscured)

35
49
3
13
35
95
100
15
100
100
100
50
100
98
90
93
82
95
83
73
65
96
93
94

Low Clouds (% Sky Obscured)

12
24
3
0
0
0
0
0
0
0
0
0
0
25
32
22
26
17
9
0
0
0
0
0

Medium Clouds (% Sky Obscured)

27
40
1
5
10
33
60
15
15
15
15
13
9
5
88
81
61
60
67
73
65
61
54
55

High Clouds (% Sky Obscured)

22
14
3
13
35
93
100
15
100
100
94
50
100
90
68
83
60
87
76
72
65
89
82
87

ISS Passover

Visibility (miles)

9
9
9
8
2
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
Light Rain
Moderate Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
14
88
95
95
35
27
22
27
14
5
1
2
1
0
4
20
8
9
6
7
5
6
22

Precipitation Amount (mm)

0
0
0.6
6.2
1.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
7
8
13
14
8
3
9
7
6
7
7
7
7
6
6
4
2
3
5
5
6
6
7

Chance of Frost

Temperature (°C)

32
32
32
27
25
23
23
21
20
20
20
19
19
18
18
18
18
18
19
21
23
25
26
27

Feels Like (°C)

32
32
29
24
21
21
23
21
19
20
19
19
19
18
19
19
19
20
21
23
25
26
25
27

Dew Point (°C)

9
9
9
21
23
19
15
16
17
17
16
16
16
15
15
15
16
15
16
15
14
14
13
13

Relative Humidity (%)

24
23
24
68
88
78
61
69
84
81
80
82
82
82
85
83
88
86
78
68
57
50
44
40

Pressure (mb)

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

Ozone (du)

285
285
286
285
287
289
289
290
290
290
287
288
289
289
289
290
291
292
291
291
291
289
289
289

Saturday 20

Waning Crescent 0%

07:19

19:19

15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 OK
23 Good
00 OK
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

Sun - Rise: 07:35, Set: 19:46, Transit: 13:40. Moon - Rise: 07:19, Set: 19:19. Civil Dark: 20:13 - 07:08. Nautical Dark: 20:45 - 06:36. Astro Dark: 21:18 - 06:03

Total Clouds (% Sky Obscured)

99
100
70
76
99
77
50
20
10
21
43
50
60
76
73
71
75
81
87
93
89
86
83
87

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
6
12
18
23
26
24
25
26
25
26
63
48
39
32
29
30

Medium Clouds (% Sky Obscured)

55
59
44
38
35
19
9
1
7
13
5
50
2
0
0
0
0
11
42
85
79
81
80
87

High Clouds (% Sky Obscured)

98
100
41
20
26
77
50
20
7
21
43
12
60
70
65
60
60
45
46
51
59
57
61
71

ISS Passover

Visibility (miles)

9
9
9
9
6
8
9
9
9
9
9
8
9
9
9
9
9
9
9
9
9
6
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
Very Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

30
36
33
45
75
71
23
16
5
2
33
30
4
2
0
0
1
3
3
2
18
18
10
19

Precipitation Amount (mm)

0
0
0
0.3
0.7
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
7
6
6
7
3
5
4
4
3
4
4
4
3
4
4
4
5
6
8
11
13
13
14

Chance of Frost

Temperature (°C)

27
27
27
26
24
22
21
20
20
19
19
18
18
18
17
17
17
17
19
20
22
24
26
27

Feels Like (°C)

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

Dew Point (°C)

11
10
10
9
15
17
17
17
16
16
16
16
15
15
15
16
16
16
17
18
19
16
14
14

Relative Humidity (%)

35
33
33
33
58
73
79
79
81
82
84
85
83
85
88
90
90
90
88
85
79
59
49
43

Pressure (mb)

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

Ozone (du)

288
286
283
280
278
277
279
279
279
278
276
277
276
277
277
275
276
275
274
275
275
275
274
274

Sunday 21

New Moon 1%

08:22

19:39

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:36, Set: 19:45, Transit: 13:39. Moon - Rise: 08:22, Set: 19:39. Civil Dark: 20:12 - 07:09. Nautical Dark: 20:44 - 06:37. Astro Dark: 21:16 - 06:04

Total Clouds (% Sky Obscured)

93
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
98
97
87

Low Clouds (% Sky Obscured)

29
29
37
46
54
56
56
61
58
56
53
52
69
86
84
81
79
73
68
62
69
75
82
71

Medium Clouds (% Sky Obscured)

93
98
96
95
92
89
49
58
89
66
78
91
94
98
84
70
56
50
45
39
48
56
65
51

High Clouds (% Sky Obscured)

86
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
84
68
54
78

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

Precipitation Probability (%)

26
32
41
39
40
59
71
82
95
95
95
61
60
60
67
57
35
40
43
47
36
25
2
2

Precipitation Amount (mm)

0
0
0
0
0
0.2
0.4
0.5
1.4
2.3
3.3
0.2
0
0
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

27
26
26
25
24
22
21
21
20
21
20
20
19
19
19
19
19
19
20
21
22
24
26
28

Feels Like (°C)

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

Dew Point (°C)

14
15
15
14
15
16
16
16
15
16
17
17
16
17
17
17
16
16
17
17
17
16
15
14

Relative Humidity (%)

44
50
50
50
57
67
70
75
72
74
80
82
84
85
86
86
86
86
82
77
73
61
51
42

Pressure (mb)

1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012

Ozone (du)

274
275
276
277
277
277
277
277
276
276
275
274
274
274
274
274
275
276
276
276
277
277
278
279

Monday 22

Waxing Crescent 4%

09:23

19:59

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:37, Set: 19:43, Transit: 13:39. Moon - Rise: 09:23, Set: 19:59. Civil Dark: 20:10 - 07:10. Nautical Dark: 20:42 - 06:38. Astro Dark: 21:14 - 06:06

Total Clouds (% Sky Obscured)

79
73
73
68
76
83
81
83
82
77
71
71
68
69
77
84
92
89
89
92
94
97
100
100

Low Clouds (% Sky Obscured)

61
50
34
17
4
13
24
34
37
37
36
25
14
3
12
21
34
42
50
58
70
76
82
74

Medium Clouds (% Sky Obscured)

33
28
35
46
52
57
65
74
54
30
6
17
28
38
46
51
49
44
38
40
48
64
81
75

High Clouds (% Sky Obscured)

78
72
61
68
76
80
80
55
50
21
4
3
6
9
39
70
92
67
33
0
30
59
89
92

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

1
0
12
21
28
38
43
44
38
30
7
18
33
47
47
44
37
49
62
78
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0.2
0.4
0.8
1
1
1.5

Wind Speed/Direction (mph)

12
12
13
12
11
11
9
6
6
7
9
11
10
10
10
10
10
10
11
11
12
12
12
12

Chance of Frost

Temperature (°C)

28
29
30
28
27
25
23
22
20
20
20
20
20
19
19
19
19
18
19
20
21
22
22
23

Feels Like (°C)

29
28
26
27
28
29
21
21
22
21
20
19
20
19
19
18
18
18
18
19
20
21
22
22

Dew Point (°C)

13
13
12
13
14
15
16
17
18
17
17
16
16
17
17
17
17
17
18
19
20
21
22
22

Relative Humidity (%)

39
36
34
38
46
52
62
73
88
82
79
76
80
85
91
89
89
89
91
92
94
94
95
95

Pressure (mb)

1011
1011
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012
1013
1013
1013
1012
1012

Ozone (du)

279
279
280
279
279
279
279
279
279
279
278
278
278
279
279
280
280
280
281
283
284
284
284
284

Tuesday 23

Waxing Crescent 4%

10:26

20:20

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
07 Bad

Sun - Rise: 07:38, Set: 19:41, Transit: 13:39. Moon - Rise: 10:26, Set: 20:20. Civil Dark: 20:08 - 07:11. Nautical Dark: 20:40 - 06:39. Astro Dark: 21:12 - 06:07

Total Clouds (% Sky Obscured)

100
100
92
87
80
85
85
85
92
94
96
91
90
88
87
86
83

Low Clouds (% Sky Obscured)

62
58
41
19
1
0
0
0
0
0
0
0
2
2
2
3
3

Medium Clouds (% Sky Obscured)

72
67
48
33
20
16
28
21
21
21
20
27
31
41
57
75
83

High Clouds (% Sky Obscured)

96
100
67
33
0
0
0
0
3
6
9
12
15
18
13
9
4

ISS Passover

Visibility (miles)

4
7
9
9
9
9
9
9
9
9
9
9
8
6
5
6
8

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
36
32
19
0
3
2
1
1
0
0
1
2
1

Precipitation Amount (mm)

2.1
3.1
1.7
0.7
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

22
21
21
21
21
21
18
18
18
17
16
15
15
16
16
16
16

Dew Point (°C)

21
21
19
19
19
19
18
17
16
16
15
15
15
16
16
15
15

Relative Humidity (%)

94
92
89
91
92
92
93
95
96
96
96
96
98
98
100
98
98

Pressure (mb)

1012
1012
1012
1012
1012
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

285
285
286
287
287
287
290
292
294
295
295
296
296
296
296
295
294

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

Generated: 17/09/25 14:52:44. Forecast: 17/09/25 to 23/09/25. Timezone: UTC-4.00