Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 27

Waxing Crescent 58%

12:48

23:24

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

Sun - Rise: 07:01, Set: 16:34, Transit: 11:47. Moon - Rise: 12:48, Set: 23:24. Civil Dark: 17:04 - 06:31. Nautical Dark: 17:37 - 05:57. Astro Dark: 18:10 - 05:25

Total Clouds (% Sky Obscured)

72
54
46
25
23
10
5
3
2
3
5
18
26
0
71
42
78
83
76
85
97
98
99
100

Low Clouds (% Sky Obscured)

46
37
0
25
14
0
0
0
0
0
0
0
0
0
9
0
3
0
0
0
0
0
0
30

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
13
26
0
45
42
78
80
67
85
95
95
99
99

High Clouds (% Sky Obscured)

0
0
0
0
8
7
3
3
2
3
5
7
26
0
6
36
7
37
12
39
47
90
95
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
18

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-10
-10
-10
-9
-9
-9
-9
-9
-9
-9
-10
-11
-11
-12
-13
-13
-14
-14
-13
-12
-13
-13
-13
-12

Relative Humidity (%)

59
63
66
70
74
77
79
80
82
85
76
62
52
45
40
36
33
33
36
42
42
42
42
42

Pressure (mb)

1029
1030
1030
1030
1031
1031
1031
1031
1032
1032
1033
1033
1033
1032
1032
1031
1031
1030
1030
1030
1030
1030
1030
1029

Ozone (du)

332
333
333
333
332
329
325
324
325
325
327
329
328
329
326
326
327
327
327
327
325
322
321
321

Friday 28

First Quarter 69%

13:11

00:32

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
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:02, Set: 16:33, Transit: 11:48. Moon - Rise: 13:11, Set: 00:32. Civil Dark: 17:03 - 06:32. Nautical Dark: 17:37 - 05:58. Astro Dark: 18:10 - 05:25

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
96
100
95
97

Low Clouds (% Sky Obscured)

77
87
91
100
100
100
100
100
100
100
100
88
88
90
90
100
94
92
100
92
89
100
92
87

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
90
92
90
91
100
100
79
78
77
87

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
52
35
0
0
0
0

ISS Passover

Visibility (miles)

2
3
6
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

35
18
52
93
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
65
46
48

Precipitation Amount (mm)

0
0
0.1
0.7
1.6
1.4
1.4
1.9
1.6
1.4
1.1
1
0.8
1.3
1.5
1.9
1.3
1.4
1.4
1.2
0.8
0.3
0.1
0.2

Wind Speed/Direction (mph)

6
7
7
8
9
9
11
13
14
16
17
17
18
18
17
16
16
15
12
11
9
8
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

42
43
45
46
67
96
94
96
96
96
94
96
96
96
96
98
100
98
98
98
98
98
100
98

Pressure (mb)

1029
1029
1029
1029
1028
1028
1027
1026
1026
1025
1024
1023
1022
1021
1019
1017
1016
1015
1014
1013
1013
1012
1012
1012

Ozone (du)

320
323
326
328
327
327
325
324
325
328
331
330
330
330
330
332
335
340
348
353
355
360
363
367

Saturday 29

Waxing Gibbous 79%

13:35

01:42

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
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:03, Set: 16:33, Transit: 11:48. Moon - Rise: 13:35, Set: 01:42. Civil Dark: 17:03 - 06:33. Nautical Dark: 17:37 - 05:59. Astro Dark: 18:10 - 05:26

Total Clouds (% Sky Obscured)

96
93
93
91
94
85
97
99
87
98
89
76
75
87
83
68
66
61
72
81
86
93
100
100

Low Clouds (% Sky Obscured)

84
83
81
81
89
83
96
99
83
98
89
75
74
87
83
65
63
61
71
74
66
61
55
46

Medium Clouds (% Sky Obscured)

85
72
66
37
11
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
20
40
59
73

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
11
54
56
74
100
99

ISS Passover

Visibility (miles)

0
0
1
4
4
4
2
2
4
6
6
8
9
9
9
9
9
9
9
9
8
8
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 (%)

52
50
39
26
24
12
4
3
0
0
1
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
14
17
20
21
22
20
20
19
18
17
17
17
17
15
15
14
13
12
11
11
10
9
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-5
-6
-7
-9
-11
-11
-12
-12
-12
-13
-12
-12
-11
-11
-10
-9
-9
-9
-8
-9
-12
-12
-12
-13

Dew Point (°C)

0
-0
-1
-3
-5
-6
-6
-6
-7
-8
-8
-7
-7
-7
-6
-6
-6
-6
-6
-8
-8
-9
-9
-10

Relative Humidity (%)

98
96
91
89
86
85
85
87
89
87
89
90
89
85
85
85
84
89
90
90
90
90
88
90

Pressure (mb)

1012
1013
1014
1015
1017
1018
1019
1021
1022
1024
1025
1026
1028
1028
1029
1029
1029
1030
1031
1032
1032
1033
1033
1034

Ozone (du)

369
372
378
379
379
377
374
375
377
380
381
382
381
381
378
377
373
370
364
361
361
359
358
358

Sunday 30

Waxing Gibbous 88%

14:01

02:56

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
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:04, Set: 16:33, Transit: 11:49. Moon - Rise: 14:01, Set: 02:56. Civil Dark: 17:03 - 06:34. Nautical Dark: 17:37 - 06:00. Astro Dark: 18:10 - 05:27

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
99
99
99
99
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

37
27
19
10
0
5
9
18
8
4
9
18
34
41
44
47
49
37
30
26
22
18
14
17

Medium Clouds (% Sky Obscured)

86
100
100
100
100
100
100
100
98
96
97
96
98
98
98
98
100
99
99
98
99
100
100
100

High Clouds (% Sky Obscured)

99
98
99
99
99
99
99
100
100
100
100
99
99
98
98
98
100
100
100
100
100
100
57
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
1
0
0
0
0
0
0
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
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
2
7
18
30
34
43
49
45
45
46
54

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.2
0.1
0.1
0.1
0.2

Wind Speed/Direction (mph)

7
6
5
5
4
4
4
3
3
3
3
3
2
1
2
2
2
3
3
3
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-13
-13
-14
-14
-14
-14
-14
-15
-15
-14
-14
-13
-13
-12
-11
-10
-10
-10
-10
-11
-11
-11
-11
-11

Dew Point (°C)

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

Relative Humidity (%)

88
88
90
88
88
86
88
86
88
88
86
83
82
80
80
82
85
92
94
94
94
94
94
94

Pressure (mb)

1034
1034
1034
1034
1034
1034
1034
1033
1033
1033
1033
1033
1032
1031
1030
1029
1028
1027
1027
1026
1026
1025
1025
1024

Ozone (du)

357
357
358
359
359
358
359
362
366
371
373
374
371
369
370
370
367
367
365
366
366
369
369
369

Monday 1

Waxing Gibbous 95%

14:32

04:14

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
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:05, Set: 16:33, Transit: 11:49. Moon - Rise: 14:32, Set: 04:14. Civil Dark: 17:03 - 06:35. Nautical Dark: 17:37 - 06:01. Astro Dark: 18:10 - 05:28

Total Clouds (% Sky Obscured)

100
100
99
100
82
88
88
88
86
83
79
78
77
77
84
92
100
95
89
83
78
72
65
73

Low Clouds (% Sky Obscured)

20
24
25
26
27
41
56
70
68
66
63
63
63
63
77
90
99
89
79
70
69
67
65
57

Medium Clouds (% Sky Obscured)

100
100
88
90
40
32
32
29
28
23
21
23
17
14
33
44
56
52
42
29
17
6
0
14

High Clouds (% Sky Obscured)

100
56
50
65
75
58
33
5
4
2
0
0
0
0
0
0
0
1
2
3
2
1
0
14

ISS Passover

Visibility (miles)

0
0
1
5
3
3
3
3
3
3
4
9
9
9
9
9
9
9
7
5
3
3
3
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

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 (%)

54
33
5
1
1
2
2
0
0
0
0
0
0
0
0
0
0
2
3
1
2
1
0
0

Precipitation Amount (mm)

0.3
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
4
4
4
4
4
4
3
3
4
3
3
4
5
5
5
6
5
5
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-11
-10
-11
-12
-13
-12
-14
-14
-14
-14
-13
-11
-9
-8
-9
-8
-8
-8
-6
-5
-4
-13
-13
-13

Dew Point (°C)

-8
-8
-8
-9
-10
-11
-11
-11
-12
-12
-11
-10
-8
-7
-6
-6
-6
-5
-5
-6
-9
-10
-10
-10

Relative Humidity (%)

94
94
92
92
92
90
88
88
88
86
88
88
89
87
87
87
87
91
90
92
92
90
92
92

Pressure (mb)

1024
1023
1023
1022
1022
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1018
1017
1017
1017
1017
1017
1017
1017
1018

Ozone (du)

376
384
386
383
375
373
370
369
362
358
354
351
350
349
346
344
343
341
339
337
336
334
332
331

Tuesday 2

Waxing Gibbous 95%

15:11

05:36

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
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:06, Set: 16:33, Transit: 11:49. Moon - Rise: 15:11, Set: 05:36. Civil Dark: 17:03 - 06:36. Nautical Dark: 17:37 - 06:02. Astro Dark: 18:10 - 05:29

Total Clouds (% Sky Obscured)

81
89
88
89
89
90
93
95
89
83
80
84
93
98
97
94
89
83
86
82
85
91
97
97

Low Clouds (% Sky Obscured)

47
38
40
42
42
39
36
33
31
30
28
44
59
75
71
67
73
78
80
82
85
91
96
90

Medium Clouds (% Sky Obscured)

27
39
52
64
77
82
90
95
89
83
80
84
93
92
87
71
46
42
44
40
41
49
66
73

High Clouds (% Sky Obscured)

35
58
62
59
51
51
42
35
10
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

3
3
3
4
6
7
8
9
9
9
9
9
6
3
0
0
0
0
0
0
0
0
0
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
None
None
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
0
0
0
0
0
0
2
2
0
1
1
1
6
9
7
18
23
27
44
55
64
62

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-9
-9
-9
-8
-7
-6
-6
-5
-5
-4
-3
-2
-1
-1
0
1
1
1
1
1
0
0
0
0

Feels Like (°C)

-13
-13
-14
-13
-13
-13
-13
-13
-13
-9
-9
-9
-8
-8
-8
-4
-4
-4
-4
-4
-5
-4
-4
-4

Dew Point (°C)

-10
-10
-10
-9
-8
-7
-7
-6
-6
-5
-4
-3
-2
-1
0
1
1
1
1
1
0
0
0
0

Relative Humidity (%)

92
92
92
94
92
92
92
92
92
92
92
94
96
98
100
100
100
100
100
100
100
100
100
100

Pressure (mb)

1018
1018
1018
1017
1017
1017
1017
1017
1016
1017
1017
1017
1017
1016
1016
1016
1016
1016
1017
1017
1017
1018
1018
1018

Ozone (du)

330
330
330
330
330
330
331
332
333
336
338
340
342
343
345
346
347
348
351
353
356
356
357
357

Wednesday 3

Waxing Gibbous 99%

16:01

06:58

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

Sun - Rise: 07:07, Set: 16:32, Transit: 11:50. Moon - Rise: 16:01, Set: 06:58. Civil Dark: 17:03 - 06:37. Nautical Dark: 17:37 - 06:03. Astro Dark: 18:10 - 05:30

Total Clouds (% Sky Obscured)

97
97
97
96
93
86
80
69
55
42
31
22
12
1
28
54
79
78
77
77

Low Clouds (% Sky Obscured)

85
81
88
94
93
86
80
69
55
33
0
0
0
0
2
4
8
6
3
0

Medium Clouds (% Sky Obscured)

82
90
60
30
0
1
4
0
5
6
9
5
2
0
10
24
51
54
58
77

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
10
15
26
37
49

ISS Passover

Visibility (miles)

0
0
0
3
6
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5

Fog (%)

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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

60
56
45
33
17
12
9
6
5
4
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.3
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-4
-4
-3
-4
-4
-4
-4
-3
-4
-9
-10
-10
-10
-10
-10
-5
-6
-5
-5
-4

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
96
94
94
92
92
89
90
90
90
89
87
84
86
87
89
89
89

Pressure (mb)

1019
1019
1019
1019
1020
1020
1020
1020
1021
1021
1022
1022
1021
1021
1021
1020
1020
1019
1019
1020

Ozone (du)

360
363
366
368
370
372
371
371
370
367
365
362
362
362
361
362
363
364
363
361

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

Generated: 27/11/25 22:13:45. Forecast: 27/11/25 to 03/12/25. Timezone: UTC-6.00