Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 9

Waning Gibbous 65%

21:54

11:27

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 OK
18 OK
19 Bad
20 Bad

Sun - Rise: 06:48, Set: 16:32, Transit: 11:40. Moon - Rise: 21:54, Set: 11:27. Civil Dark: 17:01 - 06:19. Nautical Dark: 17:33 - 05:47. Astro Dark: 18:04 - 05:16

Total Clouds (% Sky Obscured)

44
52
80
100
100
89
100
100
99
100
92
88
81
91
82
91
99
84
55
55
16
39
66
78

Low Clouds (% Sky Obscured)

0
0
0
0
0
18
29
34
34
40
31
70
68
67
82
91
99
84
55
55
16
39
66
78

Medium Clouds (% Sky Obscured)

4
44
42
45
48
52
69
82
97
84
77
72
45
54
0
0
0
34
2
0
0
0
0
0

High Clouds (% Sky Obscured)

11
52
80
100
100
78
100
100
96
98
72
32
2
80
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
0
0
0
1
2
1
2
1
21
26
20
11
1
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)

12
12
12
12
12
12
12
12
12
12
12
14
15
15
15
15
15
17
16
15
15
13
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
65
64
66
67
67
65
66
65
63
62
60
58
59
57
55
53
49
48
51
55
55
58
62

Pressure (mb)

1014
1014
1013
1013
1012
1012
1011
1010
1010
1009
1009
1008
1008
1008
1007
1007
1006
1007
1009
1011
1012
1014
1015
1016

Ozone (du)

319
318
317
314
313
313
314
314
313
309
308
311
314
315
313
318
317
317
313
313
305
301
299
299

Wednesday 10

Waning Gibbous 54%

22:58

11:52

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
18 Bad
19 Bad
20 Bad

Sun - Rise: 06:48, Set: 16:33, Transit: 11:40. Moon - Rise: 22:58, Set: 11:52. Civil Dark: 17:01 - 06:20. Nautical Dark: 17:33 - 05:48. Astro Dark: 18:04 - 05:16

Total Clouds (% Sky Obscured)

86
86
84
69
58
61
75
81
91
91
87
88
78
73
72
86
85
84
95
88
80
90
99
81

Low Clouds (% Sky Obscured)

86
81
79
68
57
61
69
79
85
88
84
79
64
53
55
56
48
50
43
1
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
2
6
4
14
16
21
5
23
14
20
32
36
40
73
66
57
67
75
62

High Clouds (% Sky Obscured)

0
0
0
0
0
2
2
0
0
2
6
4
0
10
4
18
5
3
11
10
4
39
41
30

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
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
69
70
73
73
74
77
73
71
65
70
69
57
50
45
42
39
38
37
40
44
45
46
49

Pressure (mb)

1016
1017
1017
1018
1018
1018
1019
1019
1019
1020
1021
1021
1022
1022
1021
1020
1019
1019
1019
1018
1018
1018
1018
1018

Ozone (du)

299
298
298
300
300
300
298
301
302
299
296
296
293
292
290
288
285
282
281
280
280
277
276
277

Thursday 11

Third Quarter 44%

23:58

12:15

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 OK
17 OK
18 OK
19 OK
20 OK

Sun - Rise: 06:49, Set: 16:33, Transit: 11:41. Moon - Rise: 23:58, Set: 12:15. Civil Dark: 17:01 - 06:21. Nautical Dark: 17:33 - 05:48. Astro Dark: 18:05 - 05:17

Total Clouds (% Sky Obscured)

88
100
100
100
100
100
100
100
80
89
73
68
76
78
74
72
52
61
63
47
39
36
34
32

Low Clouds (% Sky Obscured)

5
5
5
5
2
1
2
0
6
36
48
45
47
45
35
17
34
30
13
24
26
23
18
15

Medium Clouds (% Sky Obscured)

77
75
74
62
49
53
52
91
78
80
40
46
59
60
50
50
25
34
41
22
0
0
0
0

High Clouds (% Sky Obscured)

55
92
100
100
100
100
100
91
15
19
15
6
1
2
3
2
28
25
25
34
36
36
34
32

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
2
1
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
7
8
8
8
8
7
8
8
8
8
8
9
10
10
10
9
8
7
6
6
5
6

Chance of Frost

Temperature (°C)

3
3
3
4
4
4
4
4
4
4
4
5
7
9
10
12
12
13
13
12
10
9
8
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
55
55
53
52
54
54
56
56
57
56
57
53
49
45
42
42
43
47
54
60
66
69
74

Pressure (mb)

1017
1017
1016
1016
1016
1016
1015
1015
1014
1015
1015
1015
1015
1016
1015
1014
1014
1013
1014
1015
1016
1017
1017
1017

Ozone (du)

278
280
278
281
282
285
286
284
285
285
287
288
288
287
285
284
282
283
282
283
285
287
290
290

Friday 12

Waning Crescent 34%

00:57

12:38

21 OK
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

Sun - Rise: 06:50, Set: 16:33, Transit: 11:41. Moon - Rise: 00:57, Set: 12:38. Civil Dark: 17:02 - 06:21. Nautical Dark: 17:34 - 05:49. Astro Dark: 18:05 - 05:18

Total Clouds (% Sky Obscured)

46
57
81
76
76
75
80
85
90
88
87
85
88
90
93
95
98
100
100
100
96
100
100
100

Low Clouds (% Sky Obscured)

37
57
79
76
69
68
68
61
64
67
70
81
87
88
90
93
97
100
100
100
96
100
100
100

Medium Clouds (% Sky Obscured)

3
0
0
0
0
0
0
1
0
1
0
0
18
37
66
76
74
80
70
61
56
62
64
70

High Clouds (% Sky Obscured)

24
8
15
6
12
2
3
4
5
3
2
1
2
17
7
40
38
39
40
45
3
34
5
50

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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
11
16
17
65
87
95
94
75
53

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.7
1.2
0.9
0.4
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
70
73
73
76
77
79
77
77
77
76
73
64
55
49
44
41
40
42
47
52
54
48
47

Pressure (mb)

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

Ozone (du)

295
299
299
303
311
310
307
307
308
311
313
313
312
308
303
302
300
298
297
299
301
302
302
304

Saturday 13

Waning Crescent 25%

01:55

13:02

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 OK
10 OK
11 Good
12 Good
13 Good
14 Good
15 Good
16 Good
17 Good
18 Good
19 Good
20 Good

Sun - Rise: 06:50, Set: 16:33, Transit: 11:42. Moon - Rise: 01:55, Set: 13:02. Civil Dark: 17:02 - 06:22. Nautical Dark: 17:34 - 05:50. Astro Dark: 18:05 - 05:18

Total Clouds (% Sky Obscured)

100
100
100
96
89
81
55
72
98
80
59
51
39
25
7
0
1
1
1
0
0
0
0
0

Low Clouds (% Sky Obscured)

100
100
100
96
89
81
55
72
95
80
59
51
39
25
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

70
70
70
64
49
44
24
11
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

32
6
3
2
5
7
3
33
65
40
11
4
5
3
4
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 (%)

55
56
54
47
35
10
8
5
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-7
-8
-9
-9
-9
-9
-9
-8
-9
-10
-11
-12
-13
-14
-15
-16
-16
-18
-19
-20
-20
-20
-20
-20

Relative Humidity (%)

45
44
44
45
47
53
59
65
65
64
61
56
50
44
38
32
28
24
21
22
23
23
25
26

Pressure (mb)

1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1034
1034
1033
1033
1033
1033
1034
1034
1035
1035
1035

Ozone (du)

302
302
302
301
300
300
300
301
303
304
304
304
303
303
303
302
301
300
299
294
289
283
280
277

Sunday 14

Waning Crescent 17%

02:54

13:28

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 Good
11 Good
12 Good
13 Good
14 Good
15 Good
16 Good
17 Good
18 Good
19 OK
20 OK

Sun - Rise: 06:51, Set: 16:34, Transit: 11:42. Moon - Rise: 02:54, Set: 13:28. Civil Dark: 17:02 - 06:22. Nautical Dark: 17:34 - 05:50. Astro Dark: 18:06 - 05:19

Total Clouds (% Sky Obscured)

0
0
0
2
4
6
4
2
0
0
0
0
0
0
0
0
1
1
1
0
0
17
28
28

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
17
28
28

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-20
-19
-19
-18
-18
-18
-18
-18
-17
-17
-17
-16
-16
-17
-17
-17
-17
-17
-16
-16
-16
-16
-15
-15

Relative Humidity (%)

28
30
32
34
35
35
36
38
39
41
39
37
35
30
26
23
23
22
22
23
25
26
27
28

Pressure (mb)

1035
1034
1034
1034
1034
1034
1033
1033
1033
1033
1033
1033
1033
1032
1031
1031
1030
1029
1028
1028
1028
1028
1028
1028

Ozone (du)

274
271
267
264
263
263
262
261
260
259
261
262
263
263
262
262
262
262
263
264
264
265
266
267

Monday 15

Waning Crescent 11%

03:53

13:58

21 OK
22 OK
23 OK
00 OK
01 OK
02 OK
03 OK
04 OK
05 OK
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: 06:52, Set: 16:34, Transit: 11:43. Moon - Rise: 03:53, Set: 13:58. Civil Dark: 17:03 - 06:23. Nautical Dark: 17:35 - 05:51. Astro Dark: 18:06 - 05:20

Total Clouds (% Sky Obscured)

30
31
28
26
24
22
22
27
36
57
78
100
100
100
100
98
95
93
95
97
100

Low Clouds (% Sky Obscured)

30
31
28
15
5
0
0
0
0
0
0
0
0
3
4
4
4
4
4
4
4

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
4
6
15
35
53
52
47
46
66
69
71

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
1
2
3
8
30
50
60
65
69
67
61
59
77
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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

1
1
1
1
0
1
1
1
1
1
2
2
3
5
6
8
9
9
10
9
8

Feels Like (°C)

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

Dew Point (°C)

-15
-14
-13
-12
-12
-12
-12
-11
-10
-9
-8
-7
-5
-4
-3
-2
-2
-2
-1
-1
-1

Relative Humidity (%)

29
32
34
37
38
39
40
42
45
47
51
52
54
52
50
49
48
46
46
49
52

Pressure (mb)

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

Ozone (du)

269
268
268
268
269
270
271
270
269
269
269
270
270
269
269
268
269
269
269
268
268

Forecast for Nashville, Davidson, United States of America (36.16,-86.78)

Generated: 09/12/25 21:02:06. Forecast: 09/12/25 to 15/12/25. Timezone: UTC-6.00