Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 19

New Moon 1%

08:53

17:09

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 OK
09 OK
10 Good
11 Good
12 Good
13 OK
14 Good
15 Good
16 Good
17 Good

Sun - Rise: 07:56, Set: 16:53, Transit: 12:24. Moon - Rise: 08:53, Set: 17:09. Civil Dark: 17:25 - 07:23. Nautical Dark: 18:01 - 06:47. Astro Dark: 18:36 - 06:12

Total Clouds (% Sky Obscured)

85
88
91
96
100
100
100
82
90
44
100
100
89
95
19
15
8
9
11
14
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
3
32
36
74
65
70
6
5
2
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

12
24
77
69
75
89
88
82
90
23
95
100
89
95
12
12
7
8
10
9
0
0
0
0

High Clouds (% Sky Obscured)

85
88
91
95
100
100
100
70
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
7
10
1
6
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)

16
14
13
10
5
4
7
12
15
17
17
19
17
15
12
10
11
12
14
15
14
12
10
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-10
-9
-9
-8
-7
-7
-7
-7
-6
-3
-2
-3
-4
-5
-6
-7
-8
-8
-9
-8
-8
-8
-8
-7

Relative Humidity (%)

57
62
63
67
75
76
78
73
66
77
81
81
78
77
76
76
68
60
53
54
55
54
59
68

Pressure (mb)

1000
1000
999
999
999
999
1001
1002
1003
1005
1006
1008
1010
1012
1013
1015
1016
1017
1016
1017
1017
1018
1019
1021

Ozone (du)

314
314
314
318
317
320
322
321
325
324
322
324
326
328
328
330
336
338
340
341
344
344
345
350

Saturday 20

Waxing Crescent 3%

09:36

No Set

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

Sun - Rise: 07:57, Set: 16:53, Transit: 12:25. Moon - Rise: 09:36, Set: No Set. Civil Dark: 17:26 - 07:24. Nautical Dark: 18:02 - 06:48. Astro Dark: 18:37 - 06:13

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
1
1
1
1
15
15
38
90
98
69
82
100
99
48

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
1
1
1
1
0
0
0
0
1
0
32
74
48
48

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
18
60
53
47
82
96
94
48

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
1
15
15
38
54
44
47
79
100
96
40

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)

6
5
5
4
3
2
3
3
5
6
6
7
7
7
7
7
8
9
11
12
12
12
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
69
69
67
66
65
63
64
64
68
74
77
77
76
73
65
62
57
54
52
51
52
54
61

Pressure (mb)

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

Ozone (du)

349
347
346
346
346
343
340
341
341
345
351
352
350
343
335
335
334
332
328
326
326
322
321
318

Sunday 21

Waxing Crescent 7%

10:10

18:13

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 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 OK
15 OK
16 OK
17 OK

Sun - Rise: 07:57, Set: 16:54, Transit: 12:25. Moon - Rise: 10:10, Set: 18:13. Civil Dark: 17:26 - 07:24. Nautical Dark: 18:02 - 06:48. Astro Dark: 18:37 - 06:13

Total Clouds (% Sky Obscured)

87
93
72
94
99
98
94
85
92
88
30
18
46
83
83
90
65
67
60
50
43
33
28
25

Low Clouds (% Sky Obscured)

62
75
72
75
60
3
39
3
3
3
3
1
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

72
93
72
88
83
72
78
44
21
1
1
0
9
50
49
6
0
0
0
0
0
2
1
1

High Clouds (% Sky Obscured)

81
68
66
91
98
97
89
85
92
88
30
18
46
78
68
86
65
67
60
50
43
33
28
25

ISS Passover

Visibility (miles)

9
9
5
9
9
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
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
12
3
1
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)

13
14
15
15
15
15
16
15
14
14
13
12
11
10
10
9
9
9
9
8
6
6
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
53
51
53
55
57
56
58
60
61
65
67
70
74
78
78
77
77
74
75
75
78
79
80

Pressure (mb)

1020
1020
1020
1019
1019
1018
1017
1016
1016
1015
1014
1013
1013
1013
1012
1012
1012
1012
1010
1010
1009
1009
1009
1010

Ozone (du)

315
312
308
306
302
300
298
296
292
287
284
281
278
279
278
279
280
279
279
277
278
276
277
277

Monday 22

Waxing Crescent 14%

10:39

19:20

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

Sun - Rise: 07:57, Set: 16:54, Transit: 12:26. Moon - Rise: 10:39, Set: 19:20. Civil Dark: 17:27 - 07:25. Nautical Dark: 18:03 - 06:49. Astro Dark: 18:38 - 06:14

Total Clouds (% Sky Obscured)

30
25
28
9
17
10
38
50
50
52
83
91
78
77
64
80
83
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
2
0
0
0
0
0
8
15
22
25
30
33
47
26
49
12
5
0

Medium Clouds (% Sky Obscured)

1
11
23
4
17
3
38
50
50
42
83
88
71
54
11
50
36
57
86
87
90
86
14
19

High Clouds (% Sky Obscured)

30
25
2
5
2
5
2
1
1
4
36
21
8
48
47
62
63
100
100
91
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
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
5
5
6
6
7
7
7
7
7
7
8
8
8
8
8
8
7
6
7
8
8
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
83
83
81
80
81
81
81
83
83
84
84
84
84
86
83
78
71
70
71
71
78
84
86

Pressure (mb)

1011
1012
1013
1013
1014
1015
1016
1017
1018
1019
1019
1020
1021
1022
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024

Ozone (du)

278
276
276
280
279
277
278
279
280
278
277
277
274
274
273
273
273
275
276
274
272
270
269
267

Tuesday 23

Waxing Crescent 22%

11:03

20:29

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
17 Bad

Sun - Rise: 07:58, Set: 16:55, Transit: 12:26. Moon - Rise: 11:03, Set: 20:29. Civil Dark: 17:28 - 07:25. Nautical Dark: 18:03 - 06:49. Astro Dark: 18:38 - 06:14

Total Clouds (% Sky Obscured)

100
99
99
80
62
48
65
81
100
100
100
100
100
100
100
100
100
100
95
88
81
73
61
40

Low Clouds (% Sky Obscured)

3
3
3
3
3
4
5
3
1
4
7
5
0
0
0
0
0
0
0
0
0
0
4
8

Medium Clouds (% Sky Obscured)

15
12
14
10
11
48
23
55
23
25
19
9
8
1
0
0
0
0
17
39
36
24
12
0

High Clouds (% Sky Obscured)

98
96
94
74
58
35
57
78
100
100
100
100
100
100
100
100
100
100
71
42
13
9
4
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-5
-6
-6
-6
-6
-7
-6
-7
-7
-6
-6
-6
-5
-5
-5
-4
-5
-5
-6
-1
-1
-1
1
2

Dew Point (°C)

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

Relative Humidity (%)

89
87
89
89
89
87
87
87
87
87
89
91
89
89
89
92
89
88
86
88
88
88
88
89

Pressure (mb)

1024
1024
1024
1024
1023
1023
1023
1022
1021
1020
1019
1018
1017
1016
1016
1015
1014
1013
1012
1011
1010
1010
1009
1009

Ozone (du)

264
263
262
262
262
264
264
266
265
263
264
263
264
264
264
263
264
265
266
265
264
263
262
260

Wednesday 24

Waxing Crescent 31%

11:23

21:39

18 OK
19 OK
20 OK
21 OK
22 OK
23 OK
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
17 Bad

Sun - Rise: 07:58, Set: 16:56, Transit: 12:27. Moon - Rise: 11:23, Set: 21:39. Civil Dark: 17:28 - 07:26. Nautical Dark: 18:04 - 06:49. Astro Dark: 18:39 - 06:15

Total Clouds (% Sky Obscured)

30
21
16
18
24
33
52
74
88
83
77
74
67
75
83
82
83
83
84
86
87
91
94
98

Low Clouds (% Sky Obscured)

10
19
16
18
13
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
4
7
10
13
17
22
38
35
51
57
55
47
49
54
65
70
68
66

High Clouds (% Sky Obscured)

0
0
0
11
19
26
36
48
40
23
9
17
18
15
7
6
11
10
15
10
5
29
58
88

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
2
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)

8
8
7
7
7
7
7
7
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8

Chance of Frost

Temperature (°C)

4
4
4
4
4
4
4
4
4
5
4
4
3
3
4
4
5
7
8
9
9
10
9
9

Feels Like (°C)

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

Dew Point (°C)

3
3
3
3
3
3
3
3
3
3
3
3
2
2
3
3
4
5
6
6
5
5
5
4

Relative Humidity (%)

89
89
91
91
91
93
93
91
93
91
93
93
93
93
94
94
90
87
82
80
77
74
73
72

Pressure (mb)

1009
1009
1009
1009
1009
1009
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1010
1010
1009
1008
1007
1006
1006
1006

Ozone (du)

259
259
259
259
260
260
261
260
259
258
258
257
257
257
257
257
258
259
259
260
260
261
263
266

Thursday 25

Waxing Crescent 41%

11:43

22:48

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 OK
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:58, Set: 16:56, Transit: 12:27. Moon - Rise: 11:43, Set: 22:48. Civil Dark: 17:29 - 07:26. Nautical Dark: 18:05 - 06:50. Astro Dark: 18:39 - 06:15

Total Clouds (% Sky Obscured)

96
92
88
91
95
100
99
98
98
79
81
72
63
59
45
54
73
97

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

62
56
51
51
51
50
43
36
29
29
58
72
63
59
45
54
73
97

High Clouds (% Sky Obscured)

91
83
57
63
82
100
99
98
97
77
76
72
63
59
45
36
13
0

ISS Passover

Visibility (miles)

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

Precipitation Type

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
1
2
2
2
1
0
1
2
1
4
6
7

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)

9
8
12
17
15
14
12
11
10
9
8
7
6
7
7
8
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
70
71
71
73
76
82
82
80
80
78
77
74
71
70
67
61
54

Pressure (mb)

1006
1007
1008
1009
1009
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1010
1010

Ozone (du)

268
275
281
288
290
292
295
300
305
310
310
310
309
309
309
309
309
310

Forecast for Sioux Falls, Minnehaha, United States of America (43.54,-96.69)

Generated: 19/12/25 17:41:28. Forecast: 19/12/25 to 25/12/25. Timezone: UTC-6.00