Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 8

Waning Gibbous 75%

20:48

11:20

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: 07:11, Set: 16:32, Transit: 11:52. Moon - Rise: 20:48, Set: 11:20. Civil Dark: 17:03 - 06:41. Nautical Dark: 17:37 - 06:07. Astro Dark: 18:10 - 05:34

Total Clouds (% Sky Obscured)

100
100
99
75
72
95
100
100
100
100
100
93
77
76
95
93
98
87
92
100
100
100
100
100

Low Clouds (% Sky Obscured)

5
19
0
10
10
43
45
7
33
36
35
60
69
76
87
81
72
67
58
47
23
0
0
0

Medium Clouds (% Sky Obscured)

96
98
93
75
72
87
100
100
100
100
100
85
11
0
24
2
93
67
80
97
100
100
100
100

High Clouds (% Sky Obscured)

6
1
0
2
35
49
100
100
100
97
36
0
7
75
78
91
90
65
74
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
1
0
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
4
5

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-10
-10
-11
-10
-10
-10
-10
-10
-9
-9
-8
-8
-7
-6
-7
-5
-4
-3
-2
-1
-1
-1
-1
-1

Dew Point (°C)

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

Relative Humidity (%)

85
85
85
85
82
84
85
84
81
82
86
87
89
89
91
91
94
96
98
96
96
96
96
94

Pressure (mb)

1024
1024
1023
1022
1021
1020
1019
1018
1017
1015
1014
1013
1013
1012
1012
1012
1011
1010
1009
1007
1006
1005
1004
1003

Ozone (du)

337
340
340
335
336
345
359
365
369
369
374
379
378
366
358
353
350
346
345
346
343
339
333
332

Tuesday 9

Waning Gibbous 64%

22:00

11:45

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: 07:12, Set: 16:33, Transit: 11:52. Moon - Rise: 22:00, Set: 11:45. Civil Dark: 17:03 - 06:42. Nautical Dark: 17:37 - 06:07. Astro Dark: 18:10 - 05:34

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
90
100
100
97
100
95
93
94
89
94
91
85
73
80
81
88
79
90

Low Clouds (% Sky Obscured)

0
0
9
46
74
38
81
100
100
85
84
86
81
80
72
87
72
74
62
72
73
79
79
90

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
20
66
100
94
100
87
81
77
64
56
70
9
0
0
5
9
14
60

High Clouds (% Sky Obscured)

100
100
90
73
62
50
47
2
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
5
9
9
9
5
9
1
0
8
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
Light Rain
Light Rain
None
None
None
None
None
Snow
Snow
Snow
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
36
34
39
40
12
70
76
47
14
24
30
31
44
44
36
4
2
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

12
12
15
16
17
16
17
18
19
21
21
21
22
22
22
20
20
19
18
17
16
15
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
86
78
78
72
72
72
74
82
83
83
77
73
76
86
88
86
74
70
66
65
65
69
75

Pressure (mb)

1001
1000
999
998
997
996
996
996
996
996
997
997
999
1001
1003
1005
1007
1009
1010
1010
1011
1012
1013
1014

Ozone (du)

331
329
326
326
325
324
328
332
339
338
341
330
329
329
334
336
327
323
317
307
304
303
300
301

Wednesday 10

Waning Gibbous 54%

23:07

12:07

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: 07:13, Set: 16:33, Transit: 11:53. Moon - Rise: 23:07, Set: 12:07. Civil Dark: 17:03 - 06:42. Nautical Dark: 17:37 - 06:08. Astro Dark: 18:10 - 05:35

Total Clouds (% Sky Obscured)

96
87
100
99
96
96
94
99
99
97
89
92
81
82
80
85
95
96
97
98
99
99
100
100

Low Clouds (% Sky Obscured)

96
87
100
92
82
82
84
98
95
88
83
68
61
64
65
66
66
62
58
51
43
41
38
38

Medium Clouds (% Sky Obscured)

73
40
70
90
74
74
74
44
72
57
32
44
31
33
38
58
82
85
89
93
96
98
99
100

High Clouds (% Sky Obscured)

0
0
2
2
2
35
35
40
40
40
38
38
50
57
5
37
50
50
63
60
55
40
35
35

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
8
9
9
9
9
9
9
9
9
9
9
9
9
9
8
3

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 (%)

7
3
3
6
7
4
1
0
0
1
0
0
0
0
0
4
0
0
0
8
0
3
9
17

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
11
12
12
11
11
10
10
9
8
8
6
5
5
5
4
3
2
3
3
1
2
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
83
84
75
74
79
81
82
84
84
81
85
82
81
77
70
65
60
57
59
74
79
79
92

Pressure (mb)

1015
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1019
1018
1018
1017
1017
1017
1017
1017

Ozone (du)

303
306
307
304
299
295
292
290
292
296
300
298
297
301
301
300
300
299
297
295
296
300
302
301

Thursday 11

Third Quarter 44%

00:11

12:27

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: 07:14, Set: 16:33, Transit: 11:53. Moon - Rise: 00:11, Set: 12:27. Civil Dark: 17:03 - 06:43. Nautical Dark: 17:38 - 06:09. Astro Dark: 18:11 - 05:36

Total Clouds (% Sky Obscured)

99
97
96
97
99
100
100
100
100
100
100
100
100
100
100
97
94
90
83
73
63
58
67
70

Low Clouds (% Sky Obscured)

50
60
77
83
88
85
77
72
59
68
69
76
76
79
85
93
90
88
79
71
63
58
63
64

Medium Clouds (% Sky Obscured)

97
95
92
95
98
100
69
58
69
99
99
100
100
100
100
92
78
73
65
4
4
1
3
3

High Clouds (% Sky Obscured)

40
35
35
55
69
95
97
99
100
80
77
63
80
55
55
50
40
11
3
14
3
3
37
42

ISS Passover

Visibility (miles)

1
0
0
1
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None

Precipitation Probability (%)

32
25
13
40
57
72
72
67
53
58
69
82
95
95
95
95
71
20
14
9
0
0
0
0

Precipitation Amount (mm)

0
0
0
0.1
0.3
0.4
0.4
0.3
0.2
0.2
0.3
0.5
0.7
0.9
1.1
0.8
0.4
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
5
6
7
7
7
8
9
10
10
10
9
8
6
7
8
9
13
17
17
16
17
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-5
-6
-6
-6
-7
-6
-7
-7
-7
-7
-7
-8
-7
-7
-7
-8
-7
-6
-7
-7
-8
-8
-8
-11

Dew Point (°C)

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

Relative Humidity (%)

91
96
92
92
89
87
89
89
87
86
82
78
76
73
72
68
64
59
55
54
53
56
66
79

Pressure (mb)

1017
1017
1017
1018
1018
1018
1017
1017
1016
1016
1016
1015
1016
1016
1016
1016
1017
1017
1017
1017
1018
1019
1020
1021

Ozone (du)

301
304
306
307
307
307
309
312
315
314
313
313
315
322
336
339
337
338
338
334
330
325
320
323

Friday 12

Waning Crescent 34%

01:13

12:47

18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
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: 07:14, Set: 16:33, Transit: 11:54. Moon - Rise: 01:13, Set: 12:47. Civil Dark: 17:04 - 06:44. Nautical Dark: 17:38 - 06:10. Astro Dark: 18:11 - 05:36

Total Clouds (% Sky Obscured)

65
58
44
46
45
35
45
61
79
60
42
23
24
26
31
54
77
100
98
96
94
91
89
87

Low Clouds (% Sky Obscured)

54
44
34
30
27
23
16
8
0
0
0
0
0
0
0
5
15
40
60
65
55
45
35
20

Medium Clouds (% Sky Obscured)

47
26
3
3
5
14
45
59
52
45
42
23
24
26
31
54
77
92
91
89
88
82
77
72

High Clouds (% Sky Obscured)

44
33
18
14
10
5
23
47
70
49
27
6
4
2
0
37
68
100
92
86
78
72
65
58

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
6
1
1
1
0
0
0
0
0
0
0
0
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
21
31
44
55
63
67
68
69
75
80
84
76
67
55

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.4
0.4
0.4
0.4
0.4
0.5
0.6
0.5
0.4
0.2

Wind Speed/Direction (mph)

14
15
14
14
12
12
11
10
10
10
10
9
7
7
6
6
6
5
5
5
5
6
6
5

Chance of Frost

Temperature (°C)

-7
-8
-9
-10
-11
-12
-13
-13
-14
-14
-14
-15
-15
-15
-15
-14
-14
-13
-12
-12
-11
-11
-11
-10

Feels Like (°C)

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

Dew Point (°C)

-9
-10
-12
-13
-15
-16
-17
-18
-19
-20
-20
-19
-19
-18
-17
-17
-16
-15
-14
-13
-13
-12
-12
-12

Relative Humidity (%)

83
82
78
78
73
72
70
65
61
60
60
68
71
75
79
82
84
86
86
88
88
90
90
90

Pressure (mb)

1022
1023
1024
1024
1025
1026
1026
1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1028
1027
1027
1027
1026
1027
1027

Ozone (du)

323
321
317
314
311
306
302
300
300
302
303
305
304
304
303
303
304
306
307
308
309
310
314
318

Saturday 13

Waning Crescent 25%

02:14

13:08

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

Sun - Rise: 07:15, Set: 16:33, Transit: 11:54. Moon - Rise: 02:14, Set: 13:08. Civil Dark: 17:04 - 06:45. Nautical Dark: 17:38 - 06:10. Astro Dark: 18:11 - 05:37

Total Clouds (% Sky Obscured)

85
85
83
76
42
26
29
32
38
43
51
59
55
58
53
44
23
0
0
1
1
1
2
2

Low Clouds (% Sky Obscured)

0
0
0
0
0
1
8
12
16
13
11
13
15
10
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

62
52
41
28
17
7
4
8
8
8
8
8
8
11
25
26
19
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

41
28
15
23
11
12
9
13
12
29
33
42
37
18
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

1
4
7
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

Snow
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 (%)

43
29
2
4
5
3
4
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.1
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
6
6
7
7
7
7
7
7
7
7
8
8
9
9
10
9
8
8
7
7
7
7
6

Chance of Frost

Temperature (°C)

-10
-11
-12
-12
-13
-13
-14
-13
-13
-13
-12
-13
-13
-12
-11
-10
-9
-8
-6
-6
-7
-6
-7
-9

Feels Like (°C)

-13
-15
-14
-14
-14
-14
-14
-17
-16
-16
-15
-15
-14
-16
-16
-15
-15
-16
-15
-10
-11
-10
-10
-9

Dew Point (°C)

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

Relative Humidity (%)

88
88
88
86
84
84
84
83
81
79
78
78
78
75
73
74
71
70
67
69
68
69
73
77

Pressure (mb)

1027
1028
1028
1028
1029
1029
1029
1030
1030
1030
1031
1031
1031
1032
1032
1033
1033
1032
1032
1032
1031
1031
1031
1031

Ozone (du)

322
324
326
328
325
323
321
320
319
319
318
317
316
315
313
312
308
304
299
294
289
283
281
278

Sunday 14

Waning Crescent 17%

03:15

13:31

18 OK
19 OK
20 Bad
21 OK
22 OK
23 OK
00 OK
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:16, Set: 16:34, Transit: 11:55. Moon - Rise: 03:15, Set: 13:31. Civil Dark: 17:04 - 06:45. Nautical Dark: 17:39 - 06:11. Astro Dark: 18:11 - 05:38

Total Clouds (% Sky Obscured)

19
35
52
44
36
24
44
62
78
73
71
73
73
72
72
72
75
77

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
10
20
29
29
28
29
27
25
19

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
1
1
2
1
1
0
0
0
0
3
5
8

High Clouds (% Sky Obscured)

19
35
52
44
36
24
44
62
78
70
55
44
29
27
27
45
54
62

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
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-10
-10
-11
-11
-11
-11
-11
-11
-11
-10
-10
-10
-11
-10
-10
-9
-8
-7

Feels Like (°C)

-8
-13
-13
-12
-13
-13
-14
-13
-13
-13
-14
-15
-16
-15
-16
-17
-17
-16

Dew Point (°C)

-12
-13
-13
-13
-13
-13
-13
-13
-13
-13
-13
-13
-14
-13
-13
-13
-13
-12

Relative Humidity (%)

80
80
80
81
81
81
81
81
81
81
81
80
80
78
75
72
68
66

Pressure (mb)

1031
1031
1031
1031
1030
1030
1030
1030
1030
1030
1030
1029
1029
1030
1030
1030
1030
1030

Ozone (du)

276
275
275
274
273
273
272
272
273
273
272
271
270
270
270
269
270
271

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

Generated: 08/12/25 18:23:12. Forecast: 08/12/25 to 14/12/25. Timezone: UTC-6.00