Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 1

Full Moon 100%

17:58

08:30

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

Sun - Rise: 07:54, Set: 18:06, Transit: 13:01. Moon - Rise: 17:58, Set: 08:30. Civil Dark: 18:35 - 07:26. Nautical Dark: 19:07 - 06:53. Astro Dark: 19:39 - 06:21

Total Clouds (% Sky Obscured)

88
75
68
62
29
67
47
27
8
95
81
80
91
97
93
91
96
99
100
100
98
100
100
100

Low Clouds (% Sky Obscured)

4
10
4
9
0
0
0
0
0
85
20
61
66
83
86
79
83
99
100
100
98
100
100
100

Medium Clouds (% Sky Obscured)

0
15
2
6
25
67
44
18
1
69
60
63
68
76
68
77
76
68
24
5
0
0
0
0

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
5
1
0
5
7
2
0
0
1
0
2
3
3
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
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
5
6
17
0
1
5
28
27
28
27
20
12
10
2
4

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-10
-9
-9
-8
-8
-9
-10
-11
-11
-11
-11
-10
-10
-10
-10
-9
-9
-9
-8
-8
-8
-7
-6
-5

Relative Humidity (%)

83
82
80
82
85
90
92
90
92
90
88
90
92
92
92
90
92
90
92
92
92
90
89
89

Pressure (mb)

1027
1026
1025
1025
1024
1024
1024
1024
1024
1024
1024
1023
1023
1022
1022
1022
1022
1021
1021
1022
1022
1022
1022
1022

Ozone (du)

366
362
363
369
374
380
380
379
388
379
377
375
385
380
376
374
365
359
349
350
349
343
340
336

Monday 2

Waning Gibbous 98%

19:12

08:56

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
11 Bad
12 Bad

Sun - Rise: 07:53, Set: 18:07, Transit: 13:01. Moon - Rise: 19:12, Set: 08:56. Civil Dark: 18:36 - 07:25. Nautical Dark: 19:08 - 06:52. Astro Dark: 19:40 - 06:20

Total Clouds (% Sky Obscured)

100
100
100
100
94
100
98
90
100
96
77
70
77
82
100
100
100
100
100
100
100
100
100
94

Low Clouds (% Sky Obscured)

100
100
100
100
94
100
96
37
35
25
0
0
0
0
48
60
52
39
25
85
97
92
91
81

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
6
78
97
90
76
69
76
82
99
100
100
100
100
100
100
100
100
86

High Clouds (% Sky Obscured)

6
7
7
5
22
52
55
47
45
42
41
34
41
40
90
100
100
100
100
100
100
75
60
75

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
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
2
1
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
3
11
27
28
22
15

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
13
12
11
9
7
7
6
4
4
4
3
3
3
2
2
1
1
3
4
4
4
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-8
-8
-8
-7
-6
-7
-8
-9
-10
-10
-11
-11
-11
-12
-13
-12
-11
-12
-11
-11
-10
-10
-9
-8

Dew Point (°C)

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

Relative Humidity (%)

91
86
81
79
82
91
92
94
92
92
92
92
94
92
94
92
94
92
92
88
89
85
82
78

Pressure (mb)

1021
1021
1020
1021
1021
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

335
333
328
327
325
328
331
330
331
334
334
333
331
333
333
331
332
332
333
335
335
340
344
347

Tuesday 3

Waning Gibbous 93%

20:23

09:19

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 OK
06 OK
07 OK
08 OK
09 Good
10 OK
11 Bad
12 Bad

Sun - Rise: 07:52, Set: 18:09, Transit: 13:01. Moon - Rise: 20:23, Set: 09:19. Civil Dark: 18:37 - 07:24. Nautical Dark: 19:10 - 06:51. Astro Dark: 19:41 - 06:19

Total Clouds (% Sky Obscured)

78
90
51
87
94
46
52
62
76
77
88
100
100
82
62
64
18
13
13
10
7
37
54
55

Low Clouds (% Sky Obscured)

67
49
25
70
77
46
52
62
76
77
88
100
100
82
62
64
10
9
12
5
0
0
0
0

Medium Clouds (% Sky Obscured)

69
73
37
61
60
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
15
24

High Clouds (% Sky Obscured)

55
55
40
32
12
0
0
0
0
0
0
0
8
2
0
2
2
2
1
2
4
20
35
35

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
5
3
3
3
3
3
5
9
9
9
9

Fog (%)

0
0
0
1
2
2
4
6
6
5
0
0
1
1
1
1
1
1
1
1
1
1
1
1

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
1
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
1
2
2
0
1
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)

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

Chance of Frost

Temperature (°C)

-4
-3
-3
-3
-3
-4
-6
-7
-8
-9
-10
-10
-10
-10
-10
-11
-12
-13
-14
-14
-13
-12
-11
-9

Feels Like (°C)

-8
-8
-8
-8
-8
-7
-10
-12
-12
-12
-12
-12
-12
-12
-13
-14
-15
-16
-17
-17
-16
-15
-14
-14

Dew Point (°C)

-7
-7
-6
-6
-5
-6
-7
-8
-9
-10
-11
-12
-11
-11
-12
-12
-13
-14
-15
-15
-15
-15
-14
-13

Relative Humidity (%)

76
76
78
81
82
89
90
90
90
88
88
88
90
92
90
90
90
90
90
90
88
81
76
74

Pressure (mb)

1022
1021
1021
1021
1021
1022
1024
1024
1025
1025
1026
1026
1027
1027
1027
1027
1028
1028
1029
1030
1030
1031
1031
1031

Ozone (du)

350
355
354
362
368
372
375
377
375
374
366
366
371
372
375
382
387
386
394
406
419
424
424
419

Wednesday 4

Waning Gibbous 87%

21:30

09:40

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

Sun - Rise: 07:51, Set: 18:10, Transit: 13:01. Moon - Rise: 21:30, Set: 09:40. Civil Dark: 18:38 - 07:23. Nautical Dark: 19:11 - 06:50. Astro Dark: 19:43 - 06:19

Total Clouds (% Sky Obscured)

54
71
81
80
44
50
37
24
7
12
20
23
52
57
87
89
93
100
99
99
98
93
89
57

Low Clouds (% Sky Obscured)

8
17
25
36
44
50
37
24
6
12
19
23
38
49
51
53
52
49
48
59
53
38
20
1

Medium Clouds (% Sky Obscured)

30
37
43
33
25
17
11
5
0
0
0
0
0
1
34
89
93
100
98
94
90
88
47
33

High Clouds (% Sky Obscured)

31
4
4
0
0
0
0
0
0
0
10
4
52
37
70
77
86
100
82
65
52
56
54
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 (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

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)

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

Chance of Frost

Temperature (°C)

-8
-7
-7
-6
-7
-8
-9
-10
-11
-11
-12
-13
-14
-15
-16
-17
-16
-15
-14
-13
-12
-10
-9
-7

Feels Like (°C)

-12
-11
-11
-11
-12
-10
-12
-12
-14
-14
-14
-16
-16
-18
-19
-21
-20
-19
-18
-17
-15
-14
-13
-12

Dew Point (°C)

-12
-11
-10
-10
-10
-10
-11
-12
-12
-13
-14
-15
-16
-17
-18
-19
-18
-17
-16
-15
-14
-13
-12
-10

Relative Humidity (%)

74
77
76
76
82
88
88
86
86
86
85
84
83
84
85
85
84
88
84
84
85
80
78
77

Pressure (mb)

1031
1030
1029
1029
1029
1029
1030
1030
1030
1029
1029
1029
1028
1028
1028
1028
1027
1027
1027
1027
1026
1026
1025
1025

Ozone (du)

412
419
418
405
383
392
403
420
420
413
404
394
390
392
388
386
386
386
384
387
387
386
388
395

Thursday 5

Waning Gibbous 79%

22:35

10:01

13 Bad
14 Bad
15 Bad
16 OK
17 OK
18 Good
19 OK
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

Sun - Rise: 07:50, Set: 18:11, Transit: 13:01. Moon - Rise: 22:35, Set: 10:01. Civil Dark: 18:39 - 07:22. Nautical Dark: 19:12 - 06:49. Astro Dark: 19:44 - 06:18

Total Clouds (% Sky Obscured)

79
78
71
40
20
0
32
65
96
94
84
81
93
86
78
72
66
60
68
75
81
87
94
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
5
3
0
0
0
0
22
44
66
77
89
100

Medium Clouds (% Sky Obscured)

24
14
13
13
8
0
13
27
40
44
47
81
93
86
78
72
66
60
64
69
75
50
30
7

High Clouds (% Sky Obscured)

3
0
0
0
0
0
29
63
96
67
33
0
67
33
0
0
0
0
0
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
7
5
3
2
2

Fog (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

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
1
2
1
3
3
4
18
27
30
22
23
26

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
81
79
79
82
89
90
92
92
89
90
90
90
90
92
92
94
92
94
94
94
91
92
92

Pressure (mb)

1024
1022
1021
1020
1020
1019
1019
1019
1018
1017
1016
1015
1015
1013
1012
1011
1011
1011
1010
1011
1011
1012
1012
1013

Ozone (du)

399
394
389
391
384
383
377
374
371
363
360
357
351
346
342
337
336
336
335
343
351
359
356
353

Friday 6

Waning Gibbous 70%

23:39

10:23

13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 OK
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

Sun - Rise: 07:49, Set: 18:12, Transit: 13:01. Moon - Rise: 23:39, Set: 10:23. Civil Dark: 18:41 - 07:21. Nautical Dark: 19:13 - 06:48. Astro Dark: 19:45 - 06:17

Total Clouds (% Sky Obscured)

95
91
88
78
62
41
44
48
52
57
61
66
63
58
59
62
61
67
64
61
53
65
77
90

Low Clouds (% Sky Obscured)

95
89
84
78
62
41
44
48
40
37
24
20
19
18
17
25
31
46
49
44
36
51
59
66

Medium Clouds (% Sky Obscured)

9
25
33
23
13
0
0
0
0
0
0
0
0
1
2
3
2
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
4
7
11
7
4
0
33
61
53
65
77
90

ISS Passover

Visibility (miles)

1
4
6
9
9
9
9
9
9
9
9
8
7
7
6
5
6
8
9
9
9
9
9
9

Fog (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

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 (%)

29
32
34
28
21
1
12
13
5
19
22
16
18
16
7
10
10
8
6
3
1
5
6
2

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-6
-5
-6
-6
-6
-7
-8
-13
-13
-13
-14
-14
-15
-16
-16
-16
-16
-16
-16
-16
-15
-14
-14
-13

Dew Point (°C)

-1
-3
-5
-7
-8
-9
-11
-11
-11
-12
-12
-13
-14
-14
-13
-14
-14
-14
-14
-14
-13
-12
-11
-10

Relative Humidity (%)

91
84
78
72
73
73
73
74
77
78
78
78
78
80
81
80
81
81
83
80
78
77
74
71

Pressure (mb)

1013
1015
1016
1017
1019
1020
1022
1023
1024
1024
1025
1026
1026
1027
1027
1028
1028
1027
1027
1028
1028
1028
1027
1026

Ozone (du)

350
350
349
349
351
354
357
358
360
362
357
353
349
343
338
333
331
330
329
328
328
327
327
327

Saturday 7

Waning Gibbous 60%

00:42

10:48

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: 07:48, Set: 18:13, Transit: 13:01. Moon - Rise: 00:42, Set: 10:48. Civil Dark: 18:42 - 07:20. Nautical Dark: 19:14 - 06:47. Astro Dark: 19:46 - 06:16

Total Clouds (% Sky Obscured)

93
97
100
97
94
92
93
94
96
98
98
98
96
96
95
94
95
95

Low Clouds (% Sky Obscured)

60
48
45
43
29
17
26
48
72
75
77
80
80
78
79
77
74
71

Medium Clouds (% Sky Obscured)

0
0
0
1
4
7
11
39
60
65
65
65
55
50
35
25
15
10

High Clouds (% Sky Obscured)

93
97
100
97
94
92
67
33
0
2
5
7
5
2
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

Precipitation Type

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

Precipitation Probability (%)

7
9
9
7
4
0
0
0
0
0
0
0
8
11
11
34
45
55

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-12
-8
-8
-7
-6
-6
-5
-8
-8
-7
-7
-7
-7
-7
-7
-8
-8
-8

Dew Point (°C)

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

Relative Humidity (%)

70
66
65
63
71
76
86
84
84
82
82
84
86
84
84
86
86
89

Pressure (mb)

1025
1024
1023
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

327
326
325
325
326
327
328
332
335
338
341
344
347
354
360
366
367
367

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

Generated: 01/02/26 13:32:10. Forecast: 01/02/26 to 07/02/26. Timezone: UTC-5.00