Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 26

Full Moon 100%

19:27

08:42

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

Sun - Rise: 07:40, Set: 19:37, Transit: 13:38. Moon - Rise: 19:27, Set: 08:42. Civil Dark: 20:04 - 07:13. Nautical Dark: 20:35 - 06:42. Astro Dark: 21:08 - 06:10

Total Clouds (% Sky Obscured)

0
0
3
23
53
82
92
77
84
50
40
37
36
43
40
35
51
57
62
66
66
56
40
40

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
13
17
20
18
9
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
3
23
49
79
91
73
82
46
36
37
36
38
30
20
20
25
30
30
40
35
35
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
52
84
100
86
22

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
8
7
6
5
6
6
5
4
5
5
5
4
4
3
3
3
3
4
3
3
3
3

Chance of Frost

Temperature (°C)

15
17
19
20
21
22
22
21
20
17
15
14
13
12
12
11
10
10
9
8
8
8
9
13

Feels Like (°C)

15
17
19
19
19
20
20
20
18
15
13
12
11
10
10
9
9
8
7
6
6
6
8
11

Dew Point (°C)

8
8
8
8
8
8
9
11
12
9
8
8
8
8
8
7
7
6
5
4
4
3
4
6

Relative Humidity (%)

62
54
48
45
43
42
44
52
59
61
62
69
72
75
76
77
77
77
77
75
75
74
69
62

Pressure (mb)

1024
1023
1022
1021
1020
1020
1019
1019
1019
1019
1020
1020
1019
1020
1019
1019
1019
1019
1019
1019
1020
1020
1020
1020

Ozone (du)

289
288
287
286
284
284
284
284
285
285
286
286
285
286
286
285
285
286
286
287
287
288
288
289

Sunday 27

Waning Gibbous 97%

19:51

09:55

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

Sun - Rise: 07:41, Set: 19:35, Transit: 13:38. Moon - Rise: 19:51, Set: 09:55. Civil Dark: 20:02 - 07:14. Nautical Dark: 20:34 - 06:43. Astro Dark: 21:06 - 06:11

Total Clouds (% Sky Obscured)

45
41
49
43
43
42
41
40
45
38
39
64
58
49
31
47
25
34
14
20
23
12
4
15

Low Clouds (% Sky Obscured)

0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
2
5
7
8
9
4
1
6

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)

35
35
43
43
38
37
36
35
35
22
13
55
58
49
31
47
25
10
1
0
0
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 (%)

3
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)

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

Chance of Frost

Temperature (°C)

16
18
20
21
22
22
22
21
20
17
15
14
13
12
12
11
11
10
10
10
10
9
11
15

Feels Like (°C)

14
16
18
19
20
20
20
20
19
15
13
11
10
11
11
11
11
10
9
10
10
10
12
16

Dew Point (°C)

7
8
8
8
8
7
8
10
12
9
8
7
6
6
7
7
7
6
6
6
6
6
7
8

Relative Humidity (%)

56
52
47
43
41
39
40
50
58
60
61
62
64
67
71
73
75
76
77
77
78
80
75
65

Pressure (mb)

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

Ozone (du)

288
287
287
287
286
285
284
284
284
286
286
285
285
284
284
284
283
282
283
284
285
285
285
284

Monday 28

Waning Gibbous 91%

20:20

No Set

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

Sun - Rise: 07:42, Set: 19:33, Transit: 13:37. Moon - Rise: 20:20, Set: No Set. Civil Dark: 20:00 - 07:15. Nautical Dark: 20:32 - 06:44. Astro Dark: 21:04 - 06:12

Total Clouds (% Sky Obscured)

30
40
38
39
41
18
37
40
32
32
29
28
25
24
4
0
2
0
12
0
35
25
20
43

Low Clouds (% Sky Obscured)

11
14
14
11
12
5
10
12
10
7
8
8
7
7
1
0
1
0
6
0
17
11
6
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
2
3
0
0
0
0
0
0
0
0
0
0
0
0
0
3
4
9
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
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
5
5
5
5
5
4
5
5
4
4
3
3
3
3
3
2
2
4
3
3
3
3
4

Chance of Frost

Temperature (°C)

18
20
21
22
23
24
24
23
21
19
17
16
15
14
14
13
13
13
12
12
12
12
14
16

Feels Like (°C)

19
21
22
23
25
25
25
25
23
20
18
17
17
16
15
15
15
14
13
13
13
12
15
17

Dew Point (°C)

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

Relative Humidity (%)

58
52
48
46
45
46
46
54
65
70
73
77
78
80
82
82
84
84
83
84
86
84
80
69

Pressure (mb)

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

Ozone (du)

284
284
283
282
282
282
281
280
280
279
279
281
282
283
282
280
279
279
277
276
276
275
275
276

Tuesday 29

Waning Gibbous 84%

20:54

11:10

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

Sun - Rise: 07:43, Set: 19:32, Transit: 13:37. Moon - Rise: 20:54, Set: 11:10. Civil Dark: 19:59 - 07:16. Nautical Dark: 20:30 - 06:45. Astro Dark: 21:02 - 06:13

Total Clouds (% Sky Obscured)

12
15
24
34
43
57
83
90
100
77
54
32
22
36
36
56
76
96
97
99
100
100
100
100

Low Clouds (% Sky Obscured)

4
6
7
8
8
9
7
5
3
2
1
0
0
0
0
13
75
71
48
15
63
70
23
10

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
40
38
2
12
22
36
26
51
57
57
70
80
83
91
91
91

High Clouds (% Sky Obscured)

5
2
4
12
20
34
65
81
100
77
53
32
10
17
22
40
66
88
93
96
100
100
100
100

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
1
1

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
5
5
5
5
5
4
4
5
5
5
5
5
6
6
6
6
5
5
6
6
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
21
23
24
24
25
24
23
21
19
17
17
15
15
14
14
13
13
13
13
13
13
14
17

Dew Point (°C)

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

Relative Humidity (%)

62
56
50
47
45
44
43
54
60
63
64
64
61
60
58
59
54
52
50
49
47
47
52
56

Pressure (mb)

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

Ozone (du)

275
276
276
276
276
275
274
274
273
272
270
270
269
269
269
268
267
267
266
265
265
265
263
262

Wednesday 30

Waning Gibbous 74%

21:37

12:26

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
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 07:44, Set: 19:30, Transit: 13:37. Moon - Rise: 21:37, Set: 12:26. Civil Dark: 19:57 - 07:17. Nautical Dark: 20:29 - 06:46. Astro Dark: 21:01 - 06:14

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
98
97
97
98
99
99
99
99
97
94
91
93
96
99
97
95
94

Low Clouds (% Sky Obscured)

3
16
24
1
2
3
2
11
49
51
80
78
82
79
61
68
74
80
81
77
74
75
77
78

Medium Clouds (% Sky Obscured)

91
90
89
90
87
90
91
94
96
97
98
99
96
94
92
78
76
73
69
65
61
67
77
88

High Clouds (% Sky Obscured)

100
100
100
100
100
100
83
65
52
61
70
81
82
85
87
93
85
77
84
90
97
87
80
74

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
4
4
6
9
8
7
6
7
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
Very Light Rain
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

1
2
0
2
6
8
16
20
21
39
57
86
95
74
56
45
48
50
53
53
52
48
42
35

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.2
0.6
1.1
0.4
0.3
0
0
0.3
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

6
7
7
7
7
6
5
5
2
1
2
3
4
5
5
5
7
7
8
8
9
9
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
9
9
10
9
10
11
13
12
11
11
13
15
17
17
18
18
18
18
18
17
17
18
18

Relative Humidity (%)

50
48
45
43
40
40
43
55
53
51
52
62
76
89
92
92
92
92
92
91
89
89
89
88

Pressure (mb)

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

Ozone (du)

261
261
261
261
261
261
262
261
260
260
259
258
258
258
257
256
256
255
254
254
253
253
252
252

Thursday 1

Waning Gibbous 63%

22:31

13:39

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
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 07:45, Set: 19:28, Transit: 13:36. Moon - Rise: 22:31, Set: 13:39. Civil Dark: 19:55 - 07:18. Nautical Dark: 20:27 - 06:47. Astro Dark: 20:59 - 06:15

Total Clouds (% Sky Obscured)

96
98
100
100
100
100
100
100
100
99
99
99
99
100
100
100
100
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

76
70
64
55
47
43
42
41
40
52
62
72
74
76
78
74
72
73
80
87
93
82
69
57

Medium Clouds (% Sky Obscured)

92
97
100
100
100
99
99
99
98
97
97
96
96
95
95
95
98
100
98
95
92
90
88
85

High Clouds (% Sky Obscured)

81
81
75
83
92
99
92
85
66
66
56
50
63
80
100
100
100
100
100
100
100
95
89
84

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
Very Light Rain
Very Light Rain
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

Precipitation Probability (%)

28
22
13
23
24
20
37
48
55
61
59
53
74
93
95
95
95
95
95
95
95
93
85
77

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.2
0
0.3
0.6
0.9
1.7
1.8
1.9
1.3
1.2
0.5
0.6
0.5
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
85
81
79
75
72
67
73
78
84
85
86
88
86
86
84
84
82
81
82
81
80
77
75

Pressure (mb)

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

Ozone (du)

252
251
251
250
250
250
250
249
248
248
247
247
247
247
247
247
247
246
246
246
246
246
246
247

Friday 2

Waning Gibbous 51%

23:35

14:44

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
07 Bad

Sun - Rise: 07:46, Set: 19:27, Transit: 13:36. Moon - Rise: 23:35, Set: 14:44. Civil Dark: 19:54 - 07:19. Nautical Dark: 20:25 - 06:48. Astro Dark: 20:57 - 06:16

Total Clouds (% Sky Obscured)

99
99
98
98
98
98
86
73
61
72
83
94
98
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

61
68
75
80
86
92
73
53
30
42
57
69
64
60
57
55
52
48
58
67
76

Medium Clouds (% Sky Obscured)

87
91
95
81
66
52
48
44
42
53
57
64
64
68
70
86
94
99
99
100
100

High Clouds (% Sky Obscured)

72
57
38
35
27
19
22
23
24
42
60
80
87
94
100
100
100
100
86
71
53

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

66
53
40
43
46
48
46
43
38
65
89
95
95
95
81
95
95
95
95
95
84

Precipitation Amount (mm)

0.3
0
0
0
0
0
0
0
0
0.2
0.6
1.2
1.2
0.8
0.3
1.4
2.5
3.4
1.5
0.8
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

16
15
14
13
13
14
15
15
15
15
15
16
17
17
17
17
17
17
17
16
15

Relative Humidity (%)

71
65
58
52
55
58
61
64
69
72
80
88
96
95
96
95
95
95
95
90
86

Pressure (mb)

1018
1018
1018
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1014
1014
1013
1013
1013

Ozone (du)

247
248
248
248
249
250
251
252
252
253
253
254
254
254
255
255
256
257
257
257
257

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

Generated: 26/09/26 11:50:25. Forecast: 26/09/26 to 02/10/26. Timezone: UTC-4.00