Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 7

Waning Gibbous 84%

20:20

10:58

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: 07:58, Set: 17:20, Transit: 12:39. Moon - Rise: 20:20, Set: 10:58. Civil Dark: 17:51 - 07:27. Nautical Dark: 18:25 - 06:54. Astro Dark: 18:58 - 06:21

Total Clouds (% Sky Obscured)

100
100
97
99
98
100
100
95
95
71
39
47
63
66
69
78
68
68
91
91
98
100
81
82

Low Clouds (% Sky Obscured)

85
88
97
99
98
100
100
88
89
71
34
39
58
66
69
78
68
65
72
64
31
0
0
0

Medium Clouds (% Sky Obscured)

93
83
95
64
49
46
68
61
40
0
0
0
0
0
0
0
0
0
0
85
85
90
73
82

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
40
35
72
66
65
65

ISS Passover

Visibility (miles)

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

5
3
23
13
9
5
3
7
15
4
3
2
1
1
1
3
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
3
3
2
2
3
7
11
13
14
13
10
9
9
10
11
12
11
11
10
9
9
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-3
-4
-3
-2
-2
-2
-3
-5
-6
-6
-6
-6
-7
-8
-8
-9
-9
-9
-10
-11
-11
-12
-14
-15

Dew Point (°C)

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

Relative Humidity (%)

94
92
96
92
98
98
100
98
92
86
87
92
94
91
87
85
85
85
85
87
85
85
83
83

Pressure (mb)

1016
1017
1018
1018
1019
1019
1019
1019
1020
1021
1022
1023
1024
1025
1026
1026
1027
1027
1027
1028
1028
1028
1028
1028

Ozone (du)

318
317
318
321
323
321
319
318
318
318
319
321
321
324
326
333
322
319
321
321
321
322
318
321

Monday 8

Waning Gibbous 75%

21:36

11:37

07 OK
08 Bad
09 Bad
10 OK
11 OK
12 OK
13 OK
14 OK
15 OK
16 OK
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: 07:58, Set: 17:20, Transit: 12:39. Moon - Rise: 21:36, Set: 11:37. Civil Dark: 17:51 - 07:28. Nautical Dark: 18:25 - 06:55. Astro Dark: 18:58 - 06:21

Total Clouds (% Sky Obscured)

42
61
51
25
42
35
31
43
41
39
60
82
78
97
96
96
93
89
75
93
87
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
47
54
50
35
38
65
37
23
0
30
0
0
39
23

Medium Clouds (% Sky Obscured)

42
57
51
25
38
35
30
40
38
39
35
67
61
96
95
96
90
78
75
88
77
91
100
90

High Clouds (% Sky Obscured)

42
61
51
5
27
0
0
0
0
0
1
40
15
4
1
0
3
50
65
55
87
100
100
30

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
3
2
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
8
8
7
6
5
4
4
2
3
3
5
5
6
7
9
10
11
13
15
17
18

Chance of Frost

Temperature (°C)

-10
-10
-10
-9
-7
-6
-5
-4
-4
-4
-4
-5
-6
-6
-6
-5
-5
-4
-4
-4
-3
-3
-2
-2

Feels Like (°C)

-15
-15
-15
-13
-12
-10
-8
-7
-7
-7
-5
-7
-8
-9
-9
-9
-8
-8
-9
-9
-9
-9
-9
-9

Dew Point (°C)

-12
-12
-12
-12
-10
-9
-7
-7
-7
-6
-6
-7
-7
-7
-7
-7
-6
-6
-5
-5
-5
-5
-5
-4

Relative Humidity (%)

83
83
83
78
79
80
82
79
78
84
90
90
90
90
89
87
87
87
89
89
87
84
82
83

Pressure (mb)

1029
1029
1029
1030
1029
1029
1027
1026
1026
1026
1026
1025
1025
1024
1024
1023
1022
1021
1020
1019
1018
1016
1014
1013

Ozone (du)

321
319
319
323
323
321
323
325
326
331
337
340
340
337
336
337
336
334
340
357
368
376
383
394

Tuesday 9

Waning Gibbous 65%

22:47

12:08

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: 07:59, Set: 17:21, Transit: 12:40. Moon - Rise: 22:47, Set: 12:08. Civil Dark: 17:51 - 07:29. Nautical Dark: 18:25 - 06:55. Astro Dark: 18:58 - 06:22

Total Clouds (% Sky Obscured)

100
53
72
85
90
98
95
99
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
98

Low Clouds (% Sky Obscured)

39
46
72
85
83
93
85
84
71
57
50
3
13
40
54
54
67
65
50
63
66
75
85
96

Medium Clouds (% Sky Obscured)

90
14
0
3
27
91
73
83
100
100
100
100
100
100
100
100
100
100
100
98
100
70
40
3

High Clouds (% Sky Obscured)

47
3
2
12
55
93
46
87
100
100
100
100
100
100
100
100
100
100
100
100
100
75
57
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
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
19
17
14
8
11
21
45
59
40
45
52
38
29
21

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0
0
0
0
0
0

Wind Speed/Direction (mph)

19
19
18
18
18
17
16
15
13
11
9
9
11
14
17
20
21
22
24
23
22
20
20
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
84
84
84
88
89
91
91
91
89
91
93
91
88
86
83
82
79
75
74
72
74
75
75

Pressure (mb)

1013
1012
1012
1012
1012
1011
1010
1009
1009
1008
1008
1007
1006
1004
1003
1001
1000
1000
998
998
997
997
997
997

Ozone (du)

391
381
371
364
360
356
353
352
351
348
343
340
338
338
339
336
334
329
324
322
322
320
320
324

Wednesday 10

Waning Gibbous 54%

23:54

12:33

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

Sun - Rise: 08:00, 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)

97
96
97
96
95
94
92
85
97
87
76
70
72
58
41
50
59
59
61
96
75
99
100
100

Low Clouds (% Sky Obscured)

94
92
90
90
90
90
92
85
95
87
76
70
72
58
41
50
56
48
53
78
75
87
86
95

Medium Clouds (% Sky Obscured)

30
55
80
47
24
0
9
17
24
22
15
10
12
8
10
14
18
23
44
94
57
98
100
100

High Clouds (% Sky Obscured)

45
70
75
75
14
0
1
1
2
2
2
2
7
14
24
19
11
0
19
37
62
72
96
79

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
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 (%)

24
33
37
33
28
29
25
12
6
5
3
1
2
1
0
1
1
0
2
4
4
6
5
3

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)

19
19
19
19
18
17
17
17
16
15
14
12
11
10
9
8
7
6
7
6
5
7
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
76
78
76
79
75
60
68
62
66
71
75
80
80
83
86
89
92
94
96
94
94
94
92

Pressure (mb)

997
998
999
1000
1001
1002
1002
1004
1005
1007
1008
1009
1010
1010
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012

Ozone (du)

323
324
326
327
326
323
320
314
308
302
300
299
298
300
302
307
309
306
302
298
295
292
292
293

Thursday 11

Third Quarter 52%

00:58

12:55

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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 OK

Sun - Rise: 08:01, Set: 17:21, Transit: 12:41. Moon - Rise: 00:58, Set: 12:55. Civil Dark: 17:51 - 07:30. Nautical Dark: 18:26 - 06:57. Astro Dark: 18:59 - 06:24

Total Clouds (% Sky Obscured)

99
97
94
79
63
45
52
59
66
59
51
43
53
63
68
67
58
47
38
33
29
19
10
0

Low Clouds (% Sky Obscured)

76
53
29
29
28
28
40
55
65
56
48
40
48
56
64
57
49
42
38
33
29
19
10
0

Medium Clouds (% Sky Obscured)

99
97
94
79
63
45
52
59
60
55
50
43
35
20
5
5
17
7
3
1
0
0
1
0

High Clouds (% Sky Obscured)

77
61
35
35
30
25
15
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
5
1
0
0
0
0
0
0
1
2
3
2
1
0
0
0
0
2
3

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

Precipitation Probability (%)

7
8
8
7
15
37
63
75
69
61
49
45
46
42
41
35
26
9
17
20
22
25
25
22

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0.3
0.2
0.2
0.1
0.1
0.1
0.1
0.1
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
8
8
10
10
11
12
11
10
10
9
8
6
5
5
5
6
7
8
8
9
9
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
91
87
81
76
75
82
91
94
96
98
98
98
98
96
98
98
96
96
96
94
92
90
90

Pressure (mb)

1012
1013
1013
1013
1014
1013
1013
1013
1013
1013
1014
1014
1015
1016
1017
1017
1018
1019
1020
1021
1021
1022
1023
1023

Ozone (du)

294
296
295
290
288
290
291
292
295
303
311
314
319
321
323
324
325
326
326
329
332
335
336
336

Friday 12

Waning Crescent 44%

02:00

13:15

07 OK
08 OK
09 OK
10 Bad
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

Sun - Rise: 08:02, Set: 17:21, Transit: 12:41. Moon - Rise: 02:00, Set: 13:15. Civil Dark: 17:52 - 07:31. Nautical Dark: 18:26 - 06:57. Astro Dark: 18:59 - 06:24

Total Clouds (% Sky Obscured)

3
11
15
18
21
24
49
76
100
100
100
100
100
100
100
97
95
93
96
98
100
96
81
71

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
3
6
9
34
50
66
67
68
71
72
75
84
90
95
100
82
60
35

Medium Clouds (% Sky Obscured)

3
6
8
11
11
9
19
15
10
10
5
5
5
5
5
3
3
0
0
0
0
14
28
42

High Clouds (% Sky Obscured)

0
0
0
0
0
0
9
19
27
17
8
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

5
5
5
5
4
4
3
4
4
4
3
3
2
2
1
0
0
0
0
0
0
0
1
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
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

23
21
10
17
17
15
17
19
20
19
17
10
17
18
16
22
26
28
28
28
27
26
24
21

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
9
10
11
12
12
12
13
13
14
13
14
14
14
15
15
15
15
15
15
15

Chance of Frost

Temperature (°C)

-7
-7
-7
-7
-7
-7
-6
-7
-7
-7
-8
-8
-8
-9
-9
-9
-9
-10
-10
-11
-11
-11
-12
-12

Feels Like (°C)

-9
-12
-12
-13
-13
-13
-13
-13
-13
-13
-13
-12
-12
-15
-15
-14
-15
-15
-15
-18
-17
-18
-18
-19

Dew Point (°C)

-8
-8
-9
-9
-9
-9
-9
-9
-9
-10
-11
-10
-11
-11
-11
-11
-12
-12
-13
-13
-13
-14
-14
-15

Relative Humidity (%)

89
89
87
87
85
82
79
82
82
82
82
82
82
82
82
82
83
81
81
81
81
81
80
81

Pressure (mb)

1024
1024
1025
1026
1026
1025
1025
1025
1025
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1027
1027
1027
1028
1028

Ozone (du)

337
341
344
347
346
345
344
344
343
342
347
352
357
361
366
371
370
369
367
370
372
375
376
376

Saturday 13

Waning Crescent 34%

03:01

13:35

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 OK
23 OK
00 OK

Sun - Rise: 08:02, 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)

88
94
99
99
100
100
100
99
98
94
89
85
69
52
35
29
25
20

Low Clouds (% Sky Obscured)

30
35
45
40
35
45
45
45
45
58
65
77
61
46
30
22
13
4

Medium Clouds (% Sky Obscured)

56
70
81
80
78
81
96
83
75
61
45
31
19
14
8
6
8
7

High Clouds (% Sky Obscured)

0
0
0
0
0
0
10
19
29
21
13
4
2
1
0
0
0
0

ISS Passover

Visibility (miles)

1
2
2
2
5
7
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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

19
16
5
8
9
8
7
5
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

Wind Speed/Direction (mph)

14
15
15
15
15
15
15
14
13
12
11
10
10
9
8
7
7
6

Chance of Frost

Temperature (°C)

-13
-13
-14
-14
-14
-13
-13
-13
-12
-12
-13
-13
-13
-14
-14
-14
-15
-15

Feels Like (°C)

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

Dew Point (°C)

-15
-16
-16
-17
-17
-17
-16
-16
-15
-15
-15
-16
-16
-16
-16
-16
-17
-17

Relative Humidity (%)

79
79
81
81
78
76
76
78
78
79
79
81
83
84
86
86
84
86

Pressure (mb)

1029
1030
1030
1031
1031
1031
1031
1031
1031
1031
1032
1032
1032
1032
1032
1032
1032
1032

Ozone (du)

377
375
373
371
370
368
367
367
367
367
368
370
371
365
359
353
345
338

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

Generated: 07/12/25 06:51:16. Forecast: 07/12/25 to 13/12/25. Timezone: UTC-5.00