Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 8

Waning Gibbous 75%

20:48

10:50

10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 OK
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

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)

88
84
78
72
75
92
50
38
83
98
87
63
84
80
97
100
100
100
91
96
67
80
96
94

Low Clouds (% Sky Obscured)

43
59
58
64
63
72
32
8
10
14
0
0
0
0
33
0
8
26
29
63
67
77
81
78

Medium Clouds (% Sky Obscured)

35
29
38
39
5
31
29
29
81
96
87
63
83
80
91
100
100
100
72
79
15
14
40
41

High Clouds (% Sky Obscured)

0
0
0
19
39
45
15
0
6
4
0
9
71
65
94
100
96
100
40
32
4
8
75
70

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)

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

Chance of Frost

Temperature (°C)

-9
-7
-6
-4
-4
-4
-4
-6
-6
-6
-6
-6
-5
-5
-4
-4
-3
-3
-2
-2
-2
-2
-1
-0

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
71
69
68
68
75
82
85
84
85
85
84
81
81
81
81
81
82
84
86
87
91
92
91

Pressure (mb)

1030
1029
1028
1027
1027
1026
1026
1025
1024
1024
1023
1022
1021
1020
1019
1018
1016
1015
1014
1013
1013
1012
1012
1012

Ozone (du)

324
324
327
330
335
339
336
333
338
342
341
335
331
342
355
362
368
369
373
375
379
371
361
356

Tuesday 9

Waning Gibbous 64%

22:00

11:20

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
08 Bad
09 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)

78
75
82
100
100
100
100
100
100
100
100
100
100
100
71
77
100
100
100
98
92
96
92
94

Low Clouds (% Sky Obscured)

69
64
61
48
0
0
0
0
0
13
15
35
49
82
55
59
98
100
100
94
77
81
79
87

Medium Clouds (% Sky Obscured)

11
31
56
97
100
100
100
100
100
100
100
100
100
100
32
37
67
39
74
91
76
84
60
18

High Clouds (% Sky Obscured)

62
65
66
100
100
100
100
100
100
100
100
100
100
100
25
24
50
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
1
9
9
9
9
9
9
9
9
4
9
8
9
9
9
8
5
7
0

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
2
29
58
32
33
90
60
74
57
26
22
27
30
35
48
40

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.2
0
0
0.7
0.2
0.3
0
0
0
0
0
0
0.2
0.1

Wind Speed/Direction (mph)

10
10
10
10
8
7
8
8
9
10
12
15
17
17
15
17
18
19
18
19
20
22
21
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-4
-3
-2
-1
0
-1
-1
-1
-1
-1
-1
-1
-1
-0
-1
-1
-1
-1
-2
-3
-4
-7
-8
-9

Dew Point (°C)

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

Relative Humidity (%)

93
96
96
94
96
96
96
94
94
91
88
80
79
75
79
74
85
76
85
80
73
74
80
88

Pressure (mb)

1012
1011
1010
1008
1007
1006
1005
1004
1003
1002
1000
999
998
997
997
996
996
996
996
997
998
999
1001
1003

Ozone (du)

358
353
349
345
343
342
337
335
333
331
329
328
320
319
325
334
333
341
342
335
328
329
330
332

Wednesday 10

Waning Gibbous 54%

23:07

11:45

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
08 Bad
09 Bad

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)

91
79
69
61
53
59
98
97
96
82
81
80
76
99
100
100
98
97
95
92
83
74
65
75

Low Clouds (% Sky Obscured)

81
70
65
56
49
55
72
65
83
82
81
80
76
99
100
92
73
78
66
85
79
72
65
65

Medium Clouds (% Sky Obscured)

34
11
0
0
1
1
83
86
90
82
81
80
76
89
97
97
91
80
81
24
16
8
0
24

High Clouds (% Sky Obscured)

0
0
0
0
0
2
2
0
40
51
2
3
3
32
50
48
26
2
0
2
65
60
55
13

ISS Passover

Visibility (miles)

0
8
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 (%)

30
16
0
0
0
0
0
0
0
1
2
3
7
3
2
0
0
0
0
0
0
0
1
3

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)

21
20
18
17
16
14
13
13
11
10
11
10
9
10
12
11
11
10
11
11
10
11
11
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-1
-1
-2
-3
-4
-3
-4
-4
-3
-3
-3
-3
-3
-3
-3
-4
-5
-6
-6
-7
-7
-8
-9
-10

Relative Humidity (%)

86
83
77
72
69
71
71
73
78
84
87
87
86
86
86
86
82
84
82
81
82
82
79
74

Pressure (mb)

1005
1007
1007
1008
1009
1011
1012
1013
1013
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1016
1017
1018

Ozone (du)

332
326
323
321
314
316
315
310
304
303
305
302
299
295
296
298
296
296
297
298
304
313
313
311

Thursday 11

Third Quarter 44%

00:11

12:07

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
08 Bad
09 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)

83
94
88
83
76
76
78
81
88
94
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

64
66
46
20
0
5
10
20
9
0
1
1
2
2
2
2
2
12
25
37
58
79
100
98

Medium Clouds (% Sky Obscured)

48
72
73
73
74
75
77
77
81
90
95
100
100
100
100
96
28
36
69
97
89
100
100
100

High Clouds (% Sky Obscured)

62
77
66
49
27
4
1
7
47
53
77
86
86
84
87
86
100
100
92
100
100
100
81
81

ISS Passover

Visibility (miles)

9
1
9
3
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
Snow
Snow
Snow

Precipitation Probability (%)

12
13
12
6
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
31
50
63
61

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-6
-6
-6
-6
-6
-5
-6
-6
-6
-7
-7
-7
-7
-7
-7
-7
-7
-7
-7
-7
-7
-7
-6
-6

Feels Like (°C)

-10
-10
-10
-10
-10
-10
-10
-10
-11
-11
-11
-11
-11
-11
-11
-11
-11
-11
-11
-11
-10
-10
-11
-10

Dew Point (°C)

-10
-9
-10
-10
-10
-11
-12
-11
-11
-11
-10
-10
-10
-10
-10
-10
-10
-10
-10
-10
-10
-11
-11
-11

Relative Humidity (%)

71
77
71
73
69
63
63
69
71
73
76
79
79
80
79
79
77
79
77
77
74
73
69
66

Pressure (mb)

1018
1018
1019
1019
1019
1019
1020
1021
1021
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024

Ozone (du)

307
304
304
308
312
317
317
315
312
311
311
311
312
312
312
314
316
316
318
320
318
319
321
318

Friday 12

Waning Crescent 34%

01:13

12:27

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 OK
01 OK
02 Good
03 Good
04 OK
05 OK
06 OK
07 OK
08 OK
09 OK

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
98
96
94
91
88
85
83
80
78
42
21
0
9
19
23
19
20
21
20

Low Clouds (% Sky Obscured)

97
95
93
92
90
88
85
83
71
59
48
58
68
78
41
16
0
4
3
2
4
6
9
8

Medium Clouds (% Sky Obscured)

100
100
100
100
55
44
39
28
31
30
37
29
13
3
0
0
0
3
13
23
19
20
21
20

High Clouds (% Sky Obscured)

67
50
50
26
1
2
1
4
0
0
0
0
0
0
0
0
0
3
6
9
6
3
4
20

ISS Passover

Visibility (miles)

9
1
1
3
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

61
70
62
49
46
41
34
26
22
18
14
10
7
3
1
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-6
-5
-5
-4
-4
-3
-4
-5
-5
-5
-6
-6
-7
-8
-9
-13
-14
-15
-16
-16
-15
-14
-14
-14

Feels Like (°C)

-10
-9
-9
-9
-8
-9
-9
-9
-9
-10
-11
-13
-14
-13
-15
-19
-19
-21
-21
-22
-21
-20
-20
-20

Dew Point (°C)

-10
-8
-8
-8
-8
-8
-7
-7
-7
-7
-8
-9
-10
-11
-12
-17
-18
-19
-21
-22
-21
-21
-22
-22

Relative Humidity (%)

70
79
79
76
69
69
76
84
87
89
84
79
77
75
74
71
70
69
65
61
56
54
50
47

Pressure (mb)

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

Ozone (du)

317
323
328
334
333
330
329
322
323
320
317
313
315
315
316
314
311
309
309
309
309
308
308
307

Saturday 13

Waning Crescent 25%

02:14

12:47

10 OK
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
08 Bad
09 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)

34
75
75
85
85
75
75
50
45
45
50
64
87
98
98
97
96
92
90
83
82
84
86
82

Low Clouds (% Sky Obscured)

7
7
8
9
0
0
0
0
0
0
0
0
0
0
0
0
23
23
13
2
5
7
10
24

Medium Clouds (% Sky Obscured)

34
75
75
85
85
75
75
50
45
45
50
59
34
11
9
12
16
25
33
45
56
68
72
72

High Clouds (% Sky Obscured)

34
75
75
80
65
60
45
35
10
0
0
23
46
70
71
73
74
50
25
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
8
6
5
3
2
0
0
0
0
0
0
1
4
6
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
5
6
3
13
18
23
26
28
30
25
20
12
13
10
2
2
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-20
-19
-19
-17
-17
-16
-16
-17
-16
-17
-18
-18
-18
-18
-20
-22
-22
-22
-22
-22
-21
-23
-22
-21

Dew Point (°C)

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

Relative Humidity (%)

44
41
38
45
53
63
70
76
84
83
84
83
81
83
81
78
77
74
74
71
70
65
61
57

Pressure (mb)

1031
1031
1031
1031
1031
1031
1031
1032
1033
1033
1034
1034
1035
1035
1036
1036
1036
1036
1037
1037
1037
1037
1038
1038

Ozone (du)

307
307
307
306
304
303
303
302
301
301
300
300
300
300
299
299
298
298
299
299
300
298
296
295

Sunday 14

Waning Crescent 17%

03:15

13:08

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

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)

78
76
48
24
3
2
2
2
15
28
34
47
63
79
89
93
94
84
74
65

Low Clouds (% Sky Obscured)

36
48
32
16
0
0
0
0
0
0
0
30
61
79
89
93
94
79
62
46

Medium Clouds (% Sky Obscured)

69
66
44
22
0
0
0
0
0
0
0
1
2
2
10
16
14
12
11
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
6
12
18
15
12
9
13
17
21
28
35
43

ISS Passover

Visibility (miles)

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

Precipitation Type

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

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)

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

Chance of Frost

Temperature (°C)

-14
-13
-12
-11
-10
-9
-10
-11
-11
-11
-10
-10
-9
-9
-9
-8
-8
-7
-7
-7

Feels Like (°C)

-21
-21
-21
-14
-13
-13
-13
-12
-11
-13
-13
-13
-13
-12
-12
-11
-11
-10
-10
-11

Dew Point (°C)

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

Relative Humidity (%)

53
49
45
45
45
43
48
54
61
60
57
57
60
64
65
70
72
76
77
77

Pressure (mb)

1037
1036
1036
1035
1034
1033
1032
1032
1032
1031
1030
1030
1029
1029
1028
1028
1027
1026
1026
1025

Ozone (du)

292
289
286
281
276
271
267
264
261
261
262
262
262
262
262
262
261
260
261
262

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

Generated: 08/12/25 09:48:30. Forecast: 08/12/25 to 14/12/25. Timezone: UTC-6.00