Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 27

Waxing Gibbous 71%

13:13

04:15

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

Sun - Rise: 07:59, Set: 18:00, Transit: 13:00. Moon - Rise: 13:13, Set: 04:15. Civil Dark: 18:29 - 07:30. Nautical Dark: 19:02 - 06:57. Astro Dark: 19:34 - 06:25

Total Clouds (% Sky Obscured)

49
44
36
31
3
3
3
2
3
3
2
2
98
100
96
58
15
15
15
32
35
37
38
29

Low Clouds (% Sky Obscured)

49
8
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
32
29
31
32
24

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
98
100
96
58
15
15
15
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
3
3
2
0
4
6
4
58
15
10
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
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)

17
14
12
10
6
5
5
5
5
5
6
6
6
6
8
9
9
11
12
13
14
15
15
14

Chance of Frost

Temperature (°C)

-10
-12
-14
-15
-17
-18
-18
-19
-19
-20
-20
-20
-20
-20
-19
-18
-18
-16
-14
-12
-11
-10
-10
-9

Feels Like (°C)

-16
-17
-18
-18
-19
-20
-21
-22
-22
-23
-23
-23
-23
-25
-24
-24
-23
-22
-20
-18
-16
-16
-16
-15

Dew Point (°C)

-14
-16
-17
-18
-19
-20
-21
-22
-22
-22
-23
-23
-23
-23
-21
-21
-21
-19
-18
-16
-15
-15
-14
-13

Relative Humidity (%)

72
75
79
80
79
79
78
78
78
78
78
79
76
79
79
77
78
76
73
72
70
69
69
74

Pressure (mb)

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

Ozone (du)

341
338
339
341
335
333
340
353
365
389
405
419
426
435
443
443
441
441
438
433
425
432
425
403

Wednesday 28

Waxing Gibbous 81%

14:13

05:27

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

Sun - Rise: 07:58, Set: 18:01, Transit: 13:00. Moon - Rise: 14:13, Set: 05:27. Civil Dark: 18:30 - 07:29. Nautical Dark: 19:03 - 06:56. Astro Dark: 19:35 - 06:24

Total Clouds (% Sky Obscured)

1
1
0
0
0
1
1
0
1
12
39
86
100
95
95
100
100
100
100
100
100
100
100
100

Low 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
13

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
11
36
27
95
94
94
99
99
100
99
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
4
11
80
100
74
39
72
100
94
78
100
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
1
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)

11
7
6
6
6
6
6
5
5
4
4
4
3
3
3
3
4
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-15
-15
-16
-17
-18
-18
-19
-19
-19
-20
-20
-21
-23
-24
-23
-24
-23
-21
-18
-17
-16
-14
-14
-14

Dew Point (°C)

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

Relative Humidity (%)

77
79
83
82
82
81
80
80
80
79
79
81
82
82
82
83
81
78
74
73
70
70
69
71

Pressure (mb)

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

Ozone (du)

391
380
369
361
354
342
333
330
331
335
338
340
344
341
339
338
339
340
342
346
351
356
355
354

Thursday 29

Waxing Gibbous 90%

15:24

06:29

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 OK
12 Bad
13 Bad
14 OK
15 OK
16 Bad

Sun - Rise: 07:57, Set: 18:02, Transit: 13:00. Moon - Rise: 15:24, Set: 06:29. Civil Dark: 18:31 - 07:28. Nautical Dark: 19:04 - 06:56. Astro Dark: 19:36 - 06:24

Total Clouds (% Sky Obscured)

100
99
89
62
64
65
63
79
79
78
61
89
91
89
71
26
9
20
20
65
53
39
36
51

Low Clouds (% Sky Obscured)

33
60
61
62
64
65
63
79
79
78
61
80
83
80
71
23
0
0
5
64
52
33
15
29

Medium Clouds (% Sky Obscured)

100
95
70
10
5
5
5
10
10
5
1
21
27
26
1
1
1
1
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
92
52
55
40
34
16
2
17
5
1
2
31
20
17
9
2
1
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
3
2
2
1
1
1
1
6
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
2
3
3
1
3
11
0
1
0
0
1
0
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)

4
3
3
4
4
4
5
5
5
5
5
4
4
4
5
6
7
9
10
10
11
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-14
-15
-17
-17
-18
-19
-19
-19
-20
-20
-21
-21
-22
-23
-24
-24
-24
-22
-21
-20
-18
-18
-18
-18

Dew Point (°C)

-13
-13
-15
-16
-17
-17
-17
-17
-17
-18
-19
-20
-20
-21
-21
-21
-20
-19
-18
-17
-17
-18
-18
-17

Relative Humidity (%)

75
83
83
83
84
84
86
84
84
86
85
86
86
87
87
87
86
84
81
76
67
62
61
66

Pressure (mb)

1027
1027
1028
1028
1028
1029
1029
1029
1029
1029
1029
1029
1029
1030
1030
1031
1031
1032
1032
1032
1032
1031
1031
1031

Ozone (du)

351
352
349
350
349
350
353
355
360
358
361
362
365
369
370
370
365
362
364
366
370
375
384
386

Friday 30

Waxing Gibbous 96%

16:41

07:19

17 OK
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
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 07:56, Set: 18:04, Transit: 13:01. Moon - Rise: 16:41, Set: 07:19. Civil Dark: 18:32 - 07:27. Nautical Dark: 19:05 - 06:55. Astro Dark: 19:37 - 06:23

Total Clouds (% Sky Obscured)

39
45
46
44
48
89
84
80
86
90
100
98
96
95
96
97
98
94
88
84
85
85
85
77

Low Clouds (% Sky Obscured)

39
45
46
44
48
77
74
70
74
78
82
79
76
72
72
74
79
81
83
84
85
79
79
67

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
1
0
30
57
80
58
31
17
14
7
7
9
25
39
4
3
3
3

High 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

ISS Passover

Visibility (miles)

9
9
9
9
9
9
4
8
0
7
6
2
2
2
8
5
2
4
1
2
2
1
1
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
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
2
5
8
9
13
11
15
5
6
3
16
9
9
13
16
13
20
15
16
24
22
23
14

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)

10
7
5
4
4
5
5
6
7
7
7
7
8
9
9
10
10
12
12
12
12
13
13
14

Chance of Frost

Temperature (°C)

-14
-15
-17
-17
-18
-18
-18
-18
-18
-17
-17
-17
-17
-16
-16
-15
-15
-13
-12
-11
-10
-9
-9
-8

Feels Like (°C)

-19
-19
-20
-20
-20
-21
-22
-22
-22
-22
-22
-22
-22
-22
-22
-21
-20
-20
-19
-17
-16
-15
-14
-14

Dew Point (°C)

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

Relative Humidity (%)

71
77
80
81
82
81
84
85
86
86
86
86
84
84
82
83
84
81
81
81
78
78
80
78

Pressure (mb)

1032
1032
1033
1033
1033
1034
1034
1033
1033
1033
1033
1033
1033
1032
1033
1033
1033
1033
1033
1033
1032
1031
1031
1031

Ozone (du)

390
406
418
429
444
454
455
456
463
467
468
469
470
470
469
469
470
471
469
465
462
459
456
453

Saturday 31

Waxing Gibbous 99%

No Rise

07:59

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

Sun - Rise: 07:55, Set: 18:05, Transit: 13:01. Moon - Rise: No Rise, Set: 07:59. Civil Dark: 18:34 - 07:27. Nautical Dark: 19:06 - 06:54. Astro Dark: 19:38 - 06:22

Total Clouds (% Sky Obscured)

48
52
46
23
4
21
42
61
67
74
81
78
75
71
49
28
9
11
13
16
45
73
100
100

Low Clouds (% Sky Obscured)

47
37
23
12
0
21
41
61
67
74
81
78
75
71
49
28
9
6
3
0
0
0
0
0

Medium Clouds (% Sky Obscured)

3
4
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
32
63
90
91

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
11
16
43
68
94
96

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 (%)

9
5
6
4
2
3
2
1
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-14
-14
-16
-17
-17
-16
-17
-18
-18
-18
-17
-18
-18
-18
-18
-18
-18
-18
-18
-17
-16
-10
-10
-9

Dew Point (°C)

-12
-13
-14
-14
-15
-15
-16
-16
-16
-16
-16
-16
-16
-16
-16
-16
-15
-15
-13
-12
-10
-9
-9
-8

Relative Humidity (%)

82
85
85
86
84
86
84
86
86
86
86
86
86
86
86
84
83
81
80
78
77
77
79
77

Pressure (mb)

1031
1031
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1031
1031
1031
1032
1032
1031
1031
1030
1030
1029
1028

Ozone (du)

448
444
443
442
439
438
439
444
445
443
441
440
437
429
429
422
415
407
403
399
395
392
390
387

Sunday 1

Full Moon 100%

17:58

08:30

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
15 Bad
16 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)

100
100
88
76
64
70
75
80
81
82
85
89
92
95
93
91
89
83
77
71
80
86
95
95

Low Clouds (% Sky Obscured)

0
0
0
0
0
21
41
62
64
67
69
61
56
50
37
23
13
9
8
29
37
40
48
47

Medium Clouds (% Sky Obscured)

89
91
82
76
64
70
75
80
81
82
85
89
85
79
55
32
9
8
9
8
12
36
49
50

High Clouds (% Sky Obscured)

98
99
68
40
40
67
63
9
21
33
46
34
21
7
4
2
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
8
8
8
8
9
7
5
3
4
5
6
7
8
9
7
5
2
2
2
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
3
5
4
16
20
23
23

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-9
-8
-8
-14
-14
-13
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-13
-13
-13
-12
-7
-7
-6

Dew Point (°C)

-9
-9
-10
-10
-11
-11
-11
-11
-11
-11
-11
-12
-12
-11
-11
-10
-10
-9
-7
-6
-4
-4
-3
-3

Relative Humidity (%)

82
87
92
92
92
92
92
92
92
92
92
92
92
92
90
90
88
87
87
87
87
86
86
86

Pressure (mb)

1028
1028
1028
1028
1028
1028
1028
1027
1027
1027
1026
1026
1026
1026
1025
1025
1025
1025
1025
1024
1023
1023
1023
1023

Ozone (du)

391
395
399
401
403
405
404
403
402
401
400
399
398
397
396
393
390
387
386
384
382
388
394
399

Monday 2

Waning Gibbous 98%

19:12

08:56

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)

85
83
92
95
98
98
97
97
98
99
100
98
97
96
96
97
97
96
96
95

Low Clouds (% Sky Obscured)

41
35
30
35
45
40
35
45
54
62
71
79
83
88
87
86
84
84
83
81

Medium Clouds (% Sky Obscured)

48
46
53
55
61
60
60
63
86
84
85
74
59
45
36
35
31
19
20
16

High Clouds (% Sky Obscured)

0
0
12
24
37
25
14
3
5
7
9
19
28
26
30
36
53
58
67
81

ISS Passover

Visibility (miles)

1
1
0
0
0
0
2
4
5
5
4
4
3
3
2
3
3
3
5
7

Fog (%)

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

Precipitation Probability (%)

22
21
21
20
20
18
15
10
11
13
16
20
20
20
20
20
22
23
27
31

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-3
-3
-3
-4
-4
-5
-4
-4
-3
-4
-4
-4
-4
-5
-6
-5
-5
-4
-3
-3

Relative Humidity (%)

89
92
98
96
94
94
96
96
98
96
96
96
96
96
94
94
94
94
92
87

Pressure (mb)

1023
1023
1024
1024
1024
1025
1025
1025
1025
1025
1025
1025
1026
1026
1026
1027
1027
1027
1027
1026

Ozone (du)

397
395
392
379
366
352
346
339
332
329
326
323
323
323
324
324
324
325
325
326

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

Generated: 27/01/26 17:41:06. Forecast: 27/01/26 to 02/02/26. Timezone: UTC-5.00