Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 7

Waning Gibbous 84%

20:20

10:58

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
07 OK
08 Bad
09 Bad

Sun - Rise: 07:58, Set: 17:20, Transit: 12:39. Moon - Rise: 20:20, Set: 10:58. Civil Dark: 17:51 - 07:28. Nautical Dark: 18:25 - 06:54. Astro Dark: 18:58 - 06:21

Total Clouds (% Sky Obscured)

100
99
98
97
95
83
79
59
76
80
78
85
85
69
71
80
85
100
100
100
100
45
49
61

Low Clouds (% Sky Obscured)

98
99
98
86
90
69
79
59
73
80
78
85
85
69
71
69
67
30
4
0
0
0
23
42

Medium Clouds (% Sky Obscured)

62
51
32
63
47
22
0
0
0
0
0
0
0
0
0
0
0
80
80
98
100
45
42
38

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
20
24
99
100
88
75
45
49
7

ISS Passover

Visibility (miles)

9
9
5
0
5
8
9
9
8
5
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 (%)

2
0
7
9
6
13
2
1
1
2
1
3
3
2
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
5
7
10
13
13
13
10
9
10
11
11
11
11
11
10
9
8
8
8
8
7
7

Chance of Frost

Temperature (°C)

1
1
1
1
1
0
0
-1
-2
-3
-3
-4
-4
-5
-5
-6
-7
-7
-8
-8
-9
-9
-9
-9

Feels Like (°C)

-2
-2
-3
-3
-4
-5
-5
-6
-6
-7
-8
-8
-9
-9
-9
-10
-10
-11
-13
-14
-14
-14
-14
-14

Dew Point (°C)

-1
1
0
1
0
-1
-2
-3
-3
-4
-4
-6
-7
-7
-7
-8
-9
-9
-10
-11
-11
-11
-12
-12

Relative Humidity (%)

92
98
98
100
98
92
88
87
91
92
89
84
84
85
85
85
85
85
85
83
83
83
83
82

Pressure (mb)

1018
1019
1019
1019
1019
1020
1021
1022
1022
1024
1025
1025
1026
1027
1027
1027
1027
1028
1028
1028
1028
1029
1029
1029

Ozone (du)

321
323
323
320
319
317
316
317
319
322
321
319
320
321
320
321
319
320
319
319
322
322
320
318

Monday 8

Waning Gibbous 75%

21:36

11:37

10 OK
11 OK
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

Sun - Rise: 07:59, Set: 17:20, Transit: 12:39. Moon - Rise: 21:36, Set: 11:37. Civil Dark: 17:51 - 07:29. Nautical Dark: 18:25 - 06:55. Astro Dark: 18:58 - 06:21

Total Clouds (% Sky Obscured)

45
41
79
61
67
69
71
58
58
64
98
88
93
95
100
97
92
93
100
100
95
97
98
100

Low Clouds (% Sky Obscured)

25
0
0
0
0
0
25
47
47
50
49
45
83
85
100
66
72
35
0
7
32
29
39
51

Medium Clouds (% Sky Obscured)

32
41
78
53
57
59
60
36
24
35
97
76
84
93
94
93
89
87
100
95
89
97
93
100

High Clouds (% Sky Obscured)

3
0
0
0
0
0
0
3
6
52
40
4
18
2
35
35
35
41
100
55
63
46
71
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
3
1
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)

8
7
7
6
5
4
4
2
3
3
5
5
6
7
9
10
12
14
15
18
19
19
19
18

Chance of Frost

Temperature (°C)

-8
-7
-5
-4
-4
-4
-4
-5
-5
-5
-5
-5
-5
-5
-4
-4
-3
-3
-2
-2
-2
-2
-2
-1

Feels Like (°C)

-13
-12
-9
-8
-7
-7
-7
-6
-7
-7
-9
-9
-9
-8
-8
-9
-9
-8
-9
-9
-9
-9
-8
-8

Dew Point (°C)

-11
-10
-8
-7
-7
-7
-6
-6
-6
-7
-7
-7
-7
-7
-6
-5
-5
-5
-5
-5
-4
-4
-4
-4

Relative Humidity (%)

80
80
82
82
81
79
84
89
90
90
89
89
89
87
87
87
86
84
81
81
83
83
84
84

Pressure (mb)

1029
1029
1028
1027
1026
1026
1026
1026
1025
1025
1024
1024
1023
1022
1021
1020
1019
1018
1016
1014
1013
1012
1012
1011

Ozone (du)

322
324
324
323
327
330
340
346
341
341
338
336
335
333
336
337
353
362
375
386
394
393
390
379

Tuesday 9

Waning Gibbous 65%

22:47

12:08

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 08:00, Set: 17:21, Transit: 12:40. Moon - Rise: 22:47, Set: 12:08. Civil Dark: 17:51 - 07:30. Nautical Dark: 18:25 - 06:55. Astro Dark: 18:58 - 06:22

Total Clouds (% Sky Obscured)

100
100
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
97
100
99
98
97

Low Clouds (% Sky Obscured)

80
88
92
81
84
80
74
47
34
33
33
52
57
78
53
64
96
100
100
92
100
96
91
86

Medium Clouds (% Sky Obscured)

100
91
80
84
96
100
100
100
100
100
96
100
100
100
100
100
100
52
47
65
61
68
61
76

High Clouds (% Sky Obscured)

89
100
79
90
100
100
100
100
100
100
100
100
100
100
100
85
34
30
35
40
35
2
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
None
None
None
None
None
Snow

Precipitation Probability (%)

0
0
0
0
0
0
0
12
12
15
12
14
20
48
39
41
40
18
34
23
24
35
44
45

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
0.1

Wind Speed/Direction (mph)

19
18
17
17
15
14
12
11
9
10
12
14
18
20
22
24
23
22
22
20
22
22
21
21

Chance of Frost

Temperature (°C)

-1
0
1
2
2
2
2
2
2
2
2
3
4
4
5
5
5
6
6
6
6
6
5
3

Feels Like (°C)

-7
-7
-5
-4
-4
-3
-3
-3
-3
-3
-3
-2
-2
-3
-3
-3
-2
-2
-2
-2
-1
-2
-2
-4

Dew Point (°C)

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

Relative Humidity (%)

86
88
89
91
91
89
91
91
91
91
88
86
85
83
82
79
76
75
76
74
72
72
79
82

Pressure (mb)

1011
1011
1011
1010
1009
1008
1008
1008
1007
1006
1005
1003
1001
1000
999
997
997
996
995
995
995
995
997
998

Ozone (du)

366
364
358
355
349
349
345
341
342
344
339
336
334
329
325
323
322
323
323
326
324
324
327
329

Wednesday 10

Waning Gibbous 54%

23:54

12:33

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 08:01, Set: 17:21, Transit: 12:40. Moon - Rise: 23:54, Set: 12:33. Civil Dark: 17:51 - 07:30. Nautical Dark: 18:25 - 06:56. Astro Dark: 18:58 - 06:23

Total Clouds (% Sky Obscured)

98
98
96
57
66
46
42
57
89
99
97
95
94
94
94
93
58
99
97
96
95
90
86
79

Low Clouds (% Sky Obscured)

87
90
92
57
63
46
42
57
89
95
91
86
85
84
83
86
58
70
67
60
44
71
75
69

Medium Clouds (% Sky Obscured)

56
32
8
5
3
0
27
53
80
77
70
64
51
31
19
33
9
93
88
82
75
55
40
50

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
36
11
60
45
1
50

ISS Passover

Visibility (miles)

9
8
0
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

Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

45
45
37
27
20
10
8
5
1
4
5
7
16
20
23
22
19
17
13
9
5
4
3
0

Precipitation Amount (mm)

0.1
0.2
0.1
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)

23
22
21
21
20
19
17
16
15
14
13
11
9
10
10
10
11
12
12
13
12
12
12
12

Chance of Frost

Temperature (°C)

2
3
2
2
2
1
1
0
-1
-1
-1
-1
-1
-2
-2
-2
-3
-3
-4
-5
-5
-5
-5
-5

Feels Like (°C)

-6
-6
-6
-6
-5
-6
-6
-5
-6
-6
-6
-6
-6
-6
-6
-6
-6
-6
-8
-8
-8
-8
-9
-9

Dew Point (°C)

-2
-3
-1
-4
-4
-4
-4
-3
-3
-4
-4
-4
-4
-4
-4
-4
-4
-4
-5
-6
-7
-7
-8
-8

Relative Humidity (%)

72
69
83
65
65
69
73
78
83
80
78
80
81
83
84
86
89
92
90
89
85
82
82
79

Pressure (mb)

999
1000
1001
1003
1004
1005
1007
1008
1010
1011
1012
1012
1012
1012
1012
1012
1012
1013
1013
1014
1014
1014
1015
1016

Ozone (du)

329
331
333
329
316
310
305
301
300
301
301
306
305
303
300
297
297
295
294
291
293
294
296
294

Thursday 11

Third Quarter 44%

00:58

12:55

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

Sun - Rise: 08:02, Set: 17:21, Transit: 12:41. Moon - Rise: 00:58, Set: 12:55. Civil Dark: 17:51 - 07:31. Nautical Dark: 18:26 - 06:57. Astro Dark: 18:59 - 06:24

Total Clouds (% Sky Obscured)

67
59
49
43
32
20
15
10
5
5
5
5
5
4
5
38
33
29
19
10
0
4
8
11

Low Clouds (% Sky Obscured)

54
37
11
4
2
0
0
0
0
0
4
0
0
0
0
38
33
29
19
10
0
0
0
0

Medium Clouds (% Sky Obscured)

45
59
49
43
32
20
15
10
5
5
5
5
5
2
0
0
0
0
0
0
0
3
7
9

High Clouds (% Sky Obscured)

16
55
49
43
7
20
13
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
6
1
0
0
0
3
3
0
0
0
3
6
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 (%)

1
4
3
8
12
24
34
32
41
45
20
5
11
13
15
21
16
5
7
5
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)

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

Chance of Frost

Temperature (°C)

-5
-5
-4
-4
-4
-4
-4
-5
-6
-6
-6
-6
-6
-6
-7
-7
-5
-5
-6
-6
-6
-7
-7
-7

Feels Like (°C)

-9
-9
-9
-7
-8
-7
-8
-8
-9
-10
-10
-9
-10
-10
-10
-11
-8
-9
-9
-9
-9
-9
-11
-11

Dew Point (°C)

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

Relative Humidity (%)

76
72
70
66
65
66
72
85
94
96
94
92
94
96
94
92
89
85
82
82
80
79
76
74

Pressure (mb)

1016
1017
1017
1016
1016
1017
1017
1018
1018
1020
1020
1020
1020
1021
1021
1022
1022
1022
1023
1023
1023
1024
1024
1024

Ozone (du)

294
292
292
296
297
296
301
304
310
310
313
314
316
316
319
322
324
327
329
334
339
345
348
352

Friday 12

Waning Crescent 34%

02:00

13:15

10 OK
11 OK
12 OK
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

Sun - Rise: 08:02, Set: 17:21, Transit: 12:41. Moon - Rise: 02:00, Set: 13:15. Civil Dark: 17:52 - 07:32. Nautical Dark: 18:26 - 06:57. Astro Dark: 18:59 - 06:24

Total Clouds (% Sky Obscured)

15
19
24
49
77
100
100
100
100
100
100
100
98
97
95
94
93
92
84
75
68
68
67
64

Low Clouds (% Sky Obscured)

0
0
0
3
6
9
27
45
64
65
68
71
78
78
82
87
92
92
73
53
43
50
49
48

Medium Clouds (% Sky Obscured)

13
15
18
43
59
74
57
33
20
20
15
10
15
26
36
40
43
44
27
17
17
33
51
61

High Clouds (% Sky Obscured)

0
0
0
3
4
6
7
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
8
8
8
9
9
8
6
4
3
2
0
3
6
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 (%)

6
10
12
13
13
14
12
10
5
13
15
15
18
20
22
21
18
10
8
6
1
1
1
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)

12
12
13
12
15
16
17
17
16
16
17
17
17
17
18
18
17
16
15
15
14
13
14
14

Chance of Frost

Temperature (°C)

-7
-6
-6
-6
-7
-7
-8
-9
-11
-13
-13
-13
-14
-14
-14
-14
-14
-14
-14
-14
-15
-15
-14
-14

Feels Like (°C)

-11
-11
-11
-11
-13
-14
-14
-15
-16
-16
-21
-21
-21
-22
-22
-22
-22
-22
-22
-22
-22
-22
-22
-22

Dew Point (°C)

-11
-12
-12
-13
-14
-14
-14
-15
-17
-17
-17
-17
-17
-17
-18
-18
-19
-19
-18
-18
-19
-18
-19
-19

Relative Humidity (%)

71
66
62
58
58
59
60
62
65
68
70
73
76
73
70
69
69
69
70
70
71
73
70
69

Pressure (mb)

1025
1025
1024
1024
1024
1024
1024
1025
1025
1025
1026
1026
1026
1026
1026
1027
1027
1027
1028
1028
1029
1029
1030
1030

Ozone (du)

356
359
362
365
374
384
393
393
393
392
391
389
388
389
391
392
389
386
384
382
381
380
377
374

Saturday 13

Waning Crescent 25%

03:01

13:35

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

Sun - Rise: 08:03, Set: 17:21, Transit: 12:42. Moon - Rise: 03:01, Set: 13:35. Civil Dark: 17:52 - 07:32. Nautical Dark: 18:26 - 06:58. Astro Dark: 18:59 - 06:25

Total Clouds (% Sky Obscured)

57
49
42
33
24
23
25
20
18
15
14
14
24
35
46
59
70
82
88
93
100

Low Clouds (% Sky Obscured)

44
35
26
16
7
2
2
2
2
1
0
0
0
0
0
12
23
34
47
60
74

Medium Clouds (% Sky Obscured)

57
49
42
33
24
23
25
20
18
15
14
12
22
32
43
54
62
74
86
93
100

High Clouds (% Sky Obscured)

0
0
0
10
19
23
21
14
6
4
2
0
0
0
0
19
38
58
72
86
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

Fog (%)

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
1
10
14
17

Precipitation Amount (mm)

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)

14
14
14
15
14
13
12
11
9
8
7
7
7
6
6
5
5
5
5
6
7

Chance of Frost

Temperature (°C)

-14
-14
-13
-12
-12
-12
-11
-12
-12
-13
-13
-13
-13
-13
-13
-13
-13
-13
-13
-13
-13

Feels Like (°C)

-22
-22
-22
-23
-17
-17
-18
-17
-16
-16
-17
-16
-16
-16
-16
-16
-17
-17
-17
-18
-17

Dew Point (°C)

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

Relative Humidity (%)

66
63
60
57
57
57
57
61
67
73
76
78
81
83
83
83
81
81
81
79
79

Pressure (mb)

1031
1031
1031
1031
1031
1030
1030
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031

Ozone (du)

371
371
371
371
370
369
368
362
356
350
343
336
329
328
328
327
324
321
318
317
315

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

Generated: 07/12/25 10:16:55. Forecast: 07/12/25 to 13/12/25. Timezone: UTC-5.00