Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 27

First Quarter 52%

11:40

00:48

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
07 Bad

Sun - Rise: 07:38, Set: 16:34, Transit: 12:06. Moon - Rise: 11:40, Set: 00:48. Civil Dark: 17:07 - 07:05. Nautical Dark: 17:44 - 06:29. Astro Dark: 18:18 - 05:54

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

72
90
90
90
90
90
99
83
79
84
80
82
95
95
95
90
90
95
100
100
100
100
100
97

Medium Clouds (% Sky Obscured)

0
70
81
73
77
81
71
100
100
46
22
23
4
23
14
34
81
100
50
23
36
88
80
100

High Clouds (% Sky Obscured)

100
100
100
100
42
50
100
100
100
100
100
100
100
100
80
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
6
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
1
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
9
21
17
19

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
16
26
2
0
0
0
0
0
0
0
5
0
0
5
10

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
10
11
9
8
7
5
5
4
3
3
3
2
2
2
2
2
2
2
3
2
4

Chance of Frost

Temperature (°C)

1
1
2
2
3
4
4
4
4
4
4
4
4
3
3
3
3
3
3
3
2
3
2
2

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
93
88
88
85
85
88
91
91
94
93
91
91
93
93
93
94
93
93
94
94
94
94

Pressure (mb)

1013
1013
1013
1012
1011
1010
1010
1009
1009
1009
1009
1009
1009
1008
1008
1008
1007
1007
1007
1006
1006
1006
1006
1005

Ozone (du)

281
282
284
287
287
287
291
295
298
299
300
299
303
306
307
309
312
313
316
317
320
320
322
324

Sunday 28

Waxing Gibbous 64%

12:01

02:05

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
07 Bad

Sun - Rise: 07:38, Set: 16:35, Transit: 12:07. Moon - Rise: 12:01, Set: 02:05. Civil Dark: 17:08 - 07:05. Nautical Dark: 17:44 - 06:29. Astro Dark: 18:19 - 05:54

Total Clouds (% Sky Obscured)

100
100
100
100
100
98
97
95
96
96
94
94
99
100
100
100
100
100
100
100
100
100
91
88

Low Clouds (% Sky Obscured)

99
100
100
100
100
92
86
93
86
82
87
88
90
95
98
94
95
97
97
97
94
72
72
70

Medium Clouds (% Sky Obscured)

100
95
94
95
94
95
93
86
82
93
90
64
97
100
100
100
100
100
100
100
100
100
83
40

High Clouds (% Sky Obscured)

100
100
100
100
100
35
40
50
0
23
0
3
5
55
45
100
59
100
100
81
78
75
15
11

ISS Passover

Visibility (miles)

9
9
9
9
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2

Fog (%)

21
0
0
0
0
9
79
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0

Precipitation Type

None
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None

Precipitation Probability (%)

31
84
93
95
95
95
95
95
74
74
81
71
75
82
89
86
85
88
94
85
81
61
18
14

Precipitation Amount (mm)

0
0.5
0.3
0.7
2.3
1.8
0.9
0.6
0.4
0.3
0.5
0.3
0.4
0.4
0.5
0.4
0.4
0.4
0.6
0.4
0.4
0.3
0
0

Wind Speed/Direction (mph)

4
5
5
7
9
10
14
15
16
18
20
20
19
19
20
20
20
20
20
20
21
21
21
21

Chance of Frost

Temperature (°C)

3
3
3
3
2
2
1
-0
-0
-2
-4
-7
-9
-9
-11
-11
-12
-12
-12
-12
-11
-11
-11
-11

Feels Like (°C)

0
0
1
-1
-2
-4
-6
-8
-8
-10
-12
-15
-17
-18
-20
-21
-21
-21
-21
-21
-21
-21
-20
-20

Dew Point (°C)

2
3
3
2
2
1
1
-1
-2
-3
-6
-8
-11
-11
-13
-14
-14
-14
-14
-14
-14
-13
-14
-14

Relative Humidity (%)

94
98
98
98
98
98
98
94
89
87
89
87
85
87
83
83
83
83
85
85
83
83
80
80

Pressure (mb)

1005
1004
1004
1003
1002
1002
1002
1002
1003
1004
1005
1005
1006
1006
1007
1007
1007
1008
1009
1010
1010
1012
1013
1015

Ozone (du)

326
329
334
335
339
340
344
350
364
372
383
391
399
402
409
411
412
412
412
410
408
400
393
391

Monday 29

Waxing Gibbous 75%

12:26

03:25

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

Sun - Rise: 07:38, Set: 16:36, Transit: 12:07. Moon - Rise: 12:26, Set: 03:25. Civil Dark: 17:09 - 07:06. Nautical Dark: 17:45 - 06:29. Astro Dark: 18:20 - 05:54

Total Clouds (% Sky Obscured)

89
73
71
74
74
79
79
77
62
38
35
24
9
9
18
8
8
36
75
36
72
72
72
70

Low Clouds (% Sky Obscured)

67
67
70
73
74
74
70
66
32
16
4
0
1
2
12
4
3
1
1
0
0
0
23
45

Medium Clouds (% Sky Obscured)

38
6
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
20
1
62
72
72
70

High Clouds (% Sky Obscured)

5
3
0
0
0
0
0
0
0
0
1
1
0
1
0
0
2
36
71
36
72
70
47
25

ISS Passover

Visibility (miles)

3
3
4
6
7
8
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
1
1
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
1
4
2
0
2
0
1
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)

20
19
19
19
19
18
17
16
15
15
15
14
13
12
11
10
8
7
6
5
5
5
4
3

Chance of Frost

Temperature (°C)

-12
-12
-12
-11
-11
-11
-11
-11
-12
-13
-13
-13
-14
-14
-14
-15
-15
-15
-15
-16
-16
-16
-16
-16

Feels Like (°C)

-21
-21
-20
-20
-20
-19
-19
-19
-20
-20
-20
-20
-20
-19
-20
-21
-20
-20
-21
-21
-19
-19
-19
-18

Dew Point (°C)

-15
-15
-15
-14
-14
-14
-14
-14
-15
-16
-16
-16
-17
-17
-17
-17
-18
-18
-18
-18
-19
-19
-19
-18

Relative Humidity (%)

78
79
78
80
80
80
78
78
78
76
76
78
78
78
79
81
80
79
80
80
78
78
77
78

Pressure (mb)

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

Ozone (du)

387
375
366
365
365
374
378
377
378
385
388
382
385
381
381
388
409
407
408
405
402
394
383
373

Tuesday 30

Waxing Gibbous 85%

12:56

04:47

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
07 Bad

Sun - Rise: 07:38, Set: 16:37, Transit: 12:08. Moon - Rise: 12:56, Set: 04:47. Civil Dark: 17:09 - 07:06. Nautical Dark: 17:46 - 06:30. Astro Dark: 18:21 - 05:55

Total Clouds (% Sky Obscured)

74
95
93
92
93
95
95
96
97
97
98
99
99
97
92
92
90
97
97
100
100
100
100
99

Low Clouds (% Sky Obscured)

68
68
62
59
80
84
86
85
90
93
95
98
99
97
90
86
84
94
93
98
98
99
95
83

Medium Clouds (% Sky Obscured)

74
82
82
78
80
80
81
78
75
74
46
23
0
0
0
0
28
52
69
66
58
50
54
95

High Clouds (% Sky Obscured)

2
20
25
30
35
25
20
15
1
0
0
0
0
17
34
47
54
67
81
87
87
100
72
39

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
5
5
8
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
1
1
0
13
18
19
22
24
26
21
15
3
8
9
9
9
8
3
8
9
6
12
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)

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

Chance of Frost

Temperature (°C)

-15
-14
-13
-11
-10
-9
-8
-7
-7
-6
-5
-5
-5
-4
-4
-4
-3
-3
-3
-3
-3
-3
-3
-3

Feels Like (°C)

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

Dew Point (°C)

-18
-18
-17
-16
-15
-13
-12
-10
-10
-9
-8
-8
-7
-6
-6
-6
-5
-4
-4
-5
-4
-5
-5
-5

Relative Humidity (%)

79
71
68
69
69
69
72
77
79
80
80
84
84
85
84
85
87
89
89
89
91
91
87
86

Pressure (mb)

1027
1027
1026
1024
1023
1022
1020
1019
1018
1018
1018
1018
1017
1017
1017
1016
1016
1016
1016
1017
1016
1016
1017
1017

Ozone (du)

368
361
356
352
353
351
349
350
348
342
340
338
333
333
328
326
328
323
316
312
309
310
314
317

Wednesday 31

Waxing Gibbous 92%

13:37

06:08

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 OK
05 OK
06 OK
07 OK

Sun - Rise: 07:38, Set: 16:38, Transit: 12:08. Moon - Rise: 13:37, Set: 06:08. Civil Dark: 17:10 - 07:06. Nautical Dark: 17:47 - 06:30. Astro Dark: 18:21 - 05:55

Total Clouds (% Sky Obscured)

98
96
93
90
93
97
100
100
100
100
100
100
100
100
100
100
53
49
52
36
21
5
8
11

Low Clouds (% Sky Obscured)

67
72
72
72
83
85
85
88
91
94
96
98
100
97
95
93
40
46
52
36
21
5
8
11

Medium Clouds (% Sky Obscured)

31
96
93
90
93
97
100
100
100
100
100
100
100
100
100
100
53
49
35
24
13
2
8
11

High Clouds (% Sky Obscured)

14
9
3
4
36
68
99
83
71
59
60
50
40
25
8
2
1
0
0
0
0
1
2
4

ISS Passover

Visibility (miles)

9
9
9
9
9
9
0
0
0
0
0
0
1
7
2
3
8
8
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
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

15
11
7
2
11
36
69
67
76
76
61
24
13
21
28
28
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0.1
0.4
0.4
0.5
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-4
-4
-4
-4
-3
-3
-4
-4
-4
-4
-5
-6
-6
-6
-7
-7
-8
-17
-18
-19
-19
-20
-20
-20

Feels Like (°C)

-9
-8
-9
-9
-9
-9
-9
-9
-9
-10
-11
-12
-12
-12
-13
-13
-15
-23
-23
-23
-23
-23
-23
-26

Dew Point (°C)

-6
-6
-7
-7
-7
-7
-6
-5
-5
-6
-7
-8
-8
-9
-9
-10
-11
-20
-21
-22
-22
-23
-24
-24

Relative Humidity (%)

86
86
79
76
76
76
87
91
90
90
90
87
85
84
85
83
82
79
78
76
75
75
71
71

Pressure (mb)

1017
1017
1017
1017
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1022
1022
1023
1023
1023
1024
1024

Ozone (du)

316
315
312
312
310
311
310
311
314
316
319
321
323
328
330
330
331
330
329
328
329
330
331
335

Thursday 1

Waxing Gibbous 98%

14:30

07:19

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

Sun - Rise: 07:38, Set: 16:39, Transit: 12:08. Moon - Rise: 14:30, Set: 07:19. Civil Dark: 17:11 - 07:06. Nautical Dark: 17:47 - 06:30. Astro Dark: 18:22 - 05:55

Total Clouds (% Sky Obscured)

13
11
7
2
2
1
1
2
3
3
4
5
5
16
28
49
50
51
51
55
55
49
28
13

Low Clouds (% Sky Obscured)

13
11
7
2
2
1
1
2
3
3
3
3
2
14
25
34
41
44
42
39
46
46
28
11

Medium Clouds (% Sky Obscured)

13
11
7
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

5
2
1
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
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)

11
11
12
12
13
13
13
13
13
13
12
12
12
12
12
12
12
12
11
11
11
11
10
10

Chance of Frost

Temperature (°C)

-21
-21
-20
-19
-18
-18
-17
-17
-17
-19
-20
-20
-20
-20
-19
-19
-19
-19
-19
-19
-19
-20
-20
-20

Feels Like (°C)

-26
-26
-26
-25
-25
-23
-23
-23
-22
-22
-22
-25
-24
-24
-24
-24
-23
-24
-24
-24
-24
-25
-25
-25

Dew Point (°C)

-24
-25
-25
-24
-23
-23
-22
-21
-22
-23
-24
-24
-24
-25
-24
-24
-24
-24
-24
-24
-24
-25
-25
-25

Relative Humidity (%)

69
69
65
66
64
65
67
67
68
68
68
68
67
65
65
65
65
64
63
63
63
63
63
63

Pressure (mb)

1024
1025
1025
1025
1025
1024
1023
1023
1022
1022
1022
1021
1021
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

339
343
354
365
377
378
379
379
375
370
365
365
365
366
356
346
336
335
334
333
334
335
337
336

Friday 2

Waxing Gibbous 100%

15:37

No Set

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

Sun - Rise: 07:38, Set: 16:40, Transit: 12:09. Moon - Rise: 15:37, Set: No Set. Civil Dark: 17:12 - 07:06. Nautical Dark: 17:48 - 06:30. Astro Dark: 18:23 - 05:55

Total Clouds (% Sky Obscured)

0
1
1
2
6
12
17
18
18
25
18
22
22
30
38
49
41
33
29
37
45
56

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
2
4
8
11
14
12
10
8
8
7
6

Medium Clouds (% Sky Obscured)

0
0
0
0
5
12
17
18
18
25
18
22
22
30
38
49
41
33
29
37
45
56

High Clouds (% Sky Obscured)

0
1
1
2
3
3
3
2
1
1
2
3
4
3
2
3
15
27
29
37
45
56

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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-20
-20
-18
-17
-15
-15
-14
-14
-15
-16
-17
-16
-16
-16
-16
-16
-16
-16
-16
-16
-16
-16

Feels Like (°C)

-25
-25
-24
-25
-24
-19
-19
-19
-19
-19
-18
-21
-21
-20
-20
-20
-20
-20
-20
-20
-20
-20

Dew Point (°C)

-25
-25
-23
-23
-21
-21
-20
-19
-19
-20
-20
-19
-19
-19
-19
-19
-18
-19
-19
-19
-19
-19

Relative Humidity (%)

63
63
62
60
60
61
62
64
67
72
76
76
77
78
78
78
79
78
79
78
79
79

Pressure (mb)

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

Ozone (du)

335
334
332
330
328
326
325
323
322
321
320
318
316
315
313
312
311
309
308
306
305
304

Forecast for La Crosse, La Crosse County, United States of America (43.80,-91.24)

Generated: 27/12/25 08:47:50. Forecast: 27/12/25 to 02/01/26. Timezone: UTC-6.00