Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 8

Waning Gibbous 75%

20:48

10:50

08 OK
09 OK
10 OK
11 Bad
12 Bad
13 Bad
14 OK
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: 07:11, Set: 16:32, Transit: 11:51. Moon - Rise: 20:48, Set: 10:50. Civil Dark: 17:03 - 06:41. Nautical Dark: 17:37 - 06:07. Astro Dark: 18:10 - 05:34

Total Clouds (% Sky Obscured)

32
39
45
61
70
66
33
77
99
100
100
94
82
79
97
91
99
100
100
75
78
75
63
77

Low Clouds (% Sky Obscured)

2
1
35
61
62
66
29
22
52
59
32
9
0
0
0
0
0
0
21
0
49
62
63
77

Medium Clouds (% Sky Obscured)

32
39
45
54
50
34
22
32
94
99
100
93
82
79
95
91
98
66
98
75
48
35
1
1

High Clouds (% Sky Obscured)

0
0
0
0
0
2
7
72
62
16
6
4
38
3
87
70
98
100
100
52
47
23
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)

3
4
5
5
4
4
4
4
5
5
6
6
7
7
8
9
9
11
11
12
12
11
10
10

Chance of Frost

Temperature (°C)

-12
-10
-8
-6
-5
-4
-4
-4
-5
-6
-6
-6
-5
-5
-4
-4
-4
-3
-3
-2
-2
-2
-2
-2

Feels Like (°C)

-16
-12
-10
-8
-7
-6
-6
-5
-8
-10
-10
-10
-10
-9
-9
-9
-9
-9
-9
-8
-8
-8
-7
-5

Dew Point (°C)

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

Relative Humidity (%)

86
81
75
71
69
69
68
75
82
84
85
84
85
85
82
81
81
81
81
82
84
87
89
91

Pressure (mb)

1030
1030
1030
1029
1028
1027
1026
1026
1025
1025
1024
1024
1023
1022
1021
1020
1019
1017
1016
1015
1013
1012
1012
1012

Ozone (du)

328
327
324
326
330
333
339
341
333
332
336
341
338
333
331
336
343
346
351
359
364
374
379
374

Tuesday 9

Waning Gibbous 64%

22:00

11:20

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: 07:12, Set: 16:32, Transit: 11:52. Moon - Rise: 22:00, Set: 11:20. Civil Dark: 17:03 - 06:42. Nautical Dark: 17:37 - 06:07. Astro Dark: 18:10 - 05:34

Total Clouds (% Sky Obscured)

72
83
92
80
70
100
100
100
100
100
100
100
100
100
100
100
97
84
100
100
100
100
89
87

Low Clouds (% Sky Obscured)

72
83
80
77
57
47
0
0
0
0
0
29
0
5
36
6
56
72
100
100
100
100
76
79

Medium Clouds (% Sky Obscured)

1
1
4
11
33
78
100
100
100
100
100
100
100
100
100
100
84
9
14
51
59
99
70
63

High Clouds (% Sky Obscured)

20
70
80
73
51
100
100
100
100
100
100
100
100
100
100
100
35
45
33
28
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
3
9
9
7
4
7

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
6
38
58
30
34
22
25
64
73
39
32
30
19
21

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0.3
0.5
0
0
0
0
0

Wind Speed/Direction (mph)

9
10
10
10
10
9
8
7
7
8
9
10
12
14
16
15
16
17
18
18
21
21
23
24

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
91
94
96
96
96
96
96
98
93
94
94
91
88
83
83
79
79
85
85
79
93
80
77

Pressure (mb)

1012
1012
1012
1011
1010
1009
1007
1007
1005
1004
1003
1002
1001
999
998
998
997
996
996
995
995
996
997
999

Ozone (du)

362
359
360
357
349
344
341
340
336
332
333
331
330
325
317
323
331
333
331
331
331
323
321
330

Wednesday 10

Waning Gibbous 54%

23:07

11:45

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
07 OK

Sun - Rise: 07:13, Set: 16:33, Transit: 11:52. Moon - Rise: 23:07, Set: 11:45. Civil Dark: 17:03 - 06:42. Nautical Dark: 17:37 - 06:08. Astro Dark: 18:10 - 05:35

Total Clouds (% Sky Obscured)

93
96
63
60
63
73
66
82
87
100
99
87
91
92
94
95
98
97
95
81
63
50
44
37

Low Clouds (% Sky Obscured)

86
95
59
53
55
53
59
68
76
82
90
87
91
92
80
91
87
86
86
71
63
45
44
30

Medium Clouds (% Sky Obscured)

25
1
3
10
1
20
5
34
65
85
85
87
91
92
90
95
65
32
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
5
2
2
2
0
0
0
0
3
8
3
3
2
2
3
0
0
40
35
22
0
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
None
None
None
None
None
None
None

Precipitation Probability (%)

24
9
5
5
0
0
0
0
0
0
0
1
4
10
8
1
1
1
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)

23
22
21
19
17
17
15
14
14
13
12
11
10
10
11
12
12
11
11
11
10
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
75
75
77
77
73
72
70
73
73
71
80
89
91
92
94
94
92
89
89
85
82
80
80

Pressure (mb)

1001
1003
1005
1006
1007
1008
1009
1010
1011
1013
1014
1014
1015
1015
1015
1016
1016
1016
1017
1017
1017
1017
1018
1018

Ozone (du)

339
340
340
343
335
330
321
315
310
302
307
311
306
301
298
297
299
302
299
300
299
297
304
305

Thursday 11

Third Quarter 44%

00:11

12:07

08 OK
09 OK
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: 07:14, Set: 16:33, Transit: 11:53. Moon - Rise: 00:11, Set: 12:07. Civil Dark: 17:03 - 06:43. Nautical Dark: 17:37 - 06:09. Astro Dark: 18:11 - 05:36

Total Clouds (% Sky Obscured)

26
26
30
38
45
48
51
56
59
59
71
73
76
83
91
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

22
20
19
23
12
6
9
8
20
19
17
17
18
4
0
0
0
0
0
14
28
42
61
79

Medium Clouds (% Sky Obscured)

0
6
17
27
45
48
51
56
59
59
71
73
76
81
30
24
31
99
47
100
86
95
100
100

High Clouds (% Sky Obscured)

16
26
5
38
45
48
51
56
59
59
71
70
76
83
90
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
1
0
0
9
9
9
9
9
9
9
9
8
5
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
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
17
40
43
22
7
4
4
2
1
0
0
0
0
0
0
0
0
0
0
0
1
22
32

Precipitation Amount (mm)

0
0
0.1
0.2
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
8
8
8
7
7
6
6
6
6
6
6
5
5
5
6
6
6
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-10
-10
-10
-8
-8
-7
-7
-6
-6
-7
-7
-7
-8
-8
-8
-8
-9
-9
-9
-10
-9
-10
-10
-10

Dew Point (°C)

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

Relative Humidity (%)

79
74
80
90
92
86
86
81
87
91
91
92
94
96
96
94
96
94
92
92
87
87
85
84

Pressure (mb)

1019
1019
1019
1019
1018
1018
1017
1017
1017
1018
1018
1018
1019
1019
1020
1020
1020
1021
1021
1021
1021
1021
1022
1022

Ozone (du)

306
304
302
298
298
299
306
311
314
316
313
311
309
308
309
312
316
315
318
317
316
319
320
321

Friday 12

Waning Crescent 34%

01:13

12:27

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 OK
02 OK
03 OK
04 OK
05 Bad
06 Bad
07 Bad

Sun - Rise: 07:14, Set: 16:33, Transit: 11:53. Moon - Rise: 01:13, Set: 12:27. Civil Dark: 17:03 - 06:44. Nautical Dark: 17:38 - 06:10. Astro Dark: 18:11 - 05:36

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
97
93
90
91
92
93
84
74
65
47
32
20
24
28
32
28
24

Low Clouds (% Sky Obscured)

98
99
99
100
98
96
94
90
85
81
85
89
93
79
63
40
19
10
2
8
11
9
0
0

Medium Clouds (% Sky Obscured)

100
100
100
100
100
49
57
50
30
15
11
6
4
9
12
15
25
31
20
24
28
32
28
24

High Clouds (% Sky Obscured)

100
100
100
100
67
33
0
0
0
0
0
0
0
4
4
10
11
15
15
19
19
22
10
11

ISS Passover

Visibility (miles)

9
9
7
0
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

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

Precipitation Probability (%)

41
56
75
78
74
73
72
61
49
33
57
39
4
4
3
1
1
0
0
0
0
0
9
13

Precipitation Amount (mm)

0.1
0.2
0.4
0.4
0.4
0.4
0.4
0.3
0.2
0
0.2
0.1
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
11
12
11
13
12
11
11
11
12
13
13
13
13
13
13
13
12
11
10
10
9
9
9

Chance of Frost

Temperature (°C)

-5
-5
-5
-5
-4
-4
-4
-4
-5
-6
-7
-8
-8
-9
-10
-11
-12
-14
-15
-16
-16
-16
-16
-16

Feels Like (°C)

-11
-12
-11
-11
-11
-12
-11
-12
-11
-13
-13
-13
-14
-14
-15
-16
-17
-20
-21
-21
-22
-23
-23
-21

Dew Point (°C)

-8
-9
-9
-7
-8
-9
-10
-10
-10
-11
-11
-12
-13
-14
-15
-17
-18
-20
-21
-22
-23
-23
-23
-22

Relative Humidity (%)

79
74
73
84
73
68
61
61
66
69
70
68
67
68
65
63
61
60
59
58
56
55
53
56

Pressure (mb)

1022
1022
1022
1022
1021
1021
1021
1022
1023
1024
1025
1026
1026
1027
1028
1028
1029
1030
1030
1030
1031
1031
1032
1032

Ozone (du)

322
324
326
331
336
339
336
334
331
330
328
326
323
321
317
313
309
308
307
306
308
310
312
314

Saturday 13

Waning Crescent 25%

02:14

12:47

08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
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

Sun - Rise: 07:15, Set: 16:33, Transit: 11:54. Moon - Rise: 02:14, Set: 12:47. Civil Dark: 17:04 - 06:45. Nautical Dark: 17:38 - 06:10. Astro Dark: 18:11 - 05:37

Total Clouds (% Sky Obscured)

29
29
67
75
75
75
70
60
50
40
40
30
30
36
60
87
88
89
90
87
83
80
81
84

Low Clouds (% Sky Obscured)

0
0
0
15
75
75
70
60
50
40
40
20
0
0
0
0
0
0
0
0
0
0
4
8

Medium Clouds (% Sky Obscured)

29
29
67
75
75
75
70
60
50
40
40
30
26
23
26
35
32
30
27
38
46
56
46
37

High Clouds (% Sky Obscured)

4
12
64
75
75
70
70
35
35
25
0
0
0
23
46
70
71
73
74
50
25
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 (%)

17
14
10
0
1
1
0
1
1
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
8
8
9
9
8
9
8
8
8
7
7
7
6
6
6
6
5
5
5
5
5
5
5

Chance of Frost

Temperature (°C)

-16
-15
-15
-14
-13
-13
-13
-13
-14
-14
-15
-16
-17
-18
-18
-18
-18
-18
-17
-17
-17
-17
-17
-16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
62
58
53
50
47
45
44
47
50
53
54
55
56
59
61
63
64
64
64
63
63
62
60

Pressure (mb)

1032
1033
1032
1032
1032
1032
1032
1031
1032
1033
1033
1034
1034
1034
1035
1035
1036
1036
1036
1036
1036
1037
1037
1037

Ozone (du)

315
316
314
313
311
310
308
307
306
305
304
302
301
299
299
299
299
299
299
298
297
297
296
293

Sunday 14

Waning Crescent 24%

03:15

13:08

Sun - Rise: 07:16, Set: 16:33, Transit: 11:54. Moon - Rise: 03:15, Set: 13:08. Civil Dark: 17:04 - 06:45. Nautical Dark: 17:38 - 06:11. Astro Dark: 18:11 - 05:38

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Radville, Tazewell, United States of America (40.46,-89.88)

Generated: 08/12/25 08:11:44. Forecast: 08/12/25 to 14/12/25. Timezone: UTC-6.00