Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 18

Waning Gibbous 72%

21:53

10:02

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
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 06:55, Set: 17:00, Transit: 11:58. Moon - Rise: 21:53, Set: 10:02. Civil Dark: 17:27 - 06:27. Nautical Dark: 17:59 - 05:56. Astro Dark: 18:29 - 05:25

Total Clouds (% Sky Obscured)

100
100
100
100
100
97
99
97
95
100
100
100
100
100
100
100
99
99
91
76
75
69
80
43

Low Clouds (% Sky Obscured)

100
100
100
81
85
94
91
93
92
100
100
100
100
100
100
91
92
82
84
74
73
67
69
39

Medium Clouds (% Sky Obscured)

33
47
67
64
69
55
67
53
44
40
45
61
71
98
100
99
90
96
84
50
3
0
11
0

High 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

ISS Passover

Visibility (miles)

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

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
None
None
None
None
None

Precipitation Probability (%)

0
0
0
7
3
12
3
11
9
22
23
32
39
51
49
47
46
45
41
38
28
24
22
6

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
6
4
3
4
4
4
4
3
3
2
2
1
1
-1
-1
-1
-2
-2
-3
-2
-2
-2
-2

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
90
86
88
88
86
85
85
88
94
93
89
88
89
89
87
89
86
84
79
76
74
68
68

Pressure (mb)

1010
1011
1012
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1016
1018
1019
1020
1022
1022
1022
1022

Ozone (du)

304
305
305
306
304
303
302
305
307
309
311
312
313
314
318
323
328
333
339
344
346
347
352
349

Sunday 19

Waning Gibbous 63%

22:50

10:24

14 OK
15 OK
16 Good
17 Good
18 Good
19 Good
20 Good
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 OK

Sun - Rise: 06:54, Set: 17:01, Transit: 11:58. Moon - Rise: 22:50, Set: 10:24. Civil Dark: 17:28 - 06:27. Nautical Dark: 18:00 - 05:55. Astro Dark: 18:30 - 05:25

Total Clouds (% Sky Obscured)

29
15
13
6
0
0
0
0
0
0
0
0
0
0
1
0
0
3
1
5
2
1
2
22

Low Clouds (% Sky Obscured)

24
15
13
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
1
5
2
1
2
21

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

6
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 (%)

6
4
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)

14
13
12
11
12
12
11
11
10
10
9
9
9
8
8
8
7
7
7
7
6
6
5
5

Chance of Frost

Temperature (°C)

-2
-2
-3
-4
-5
-6
-7
-8
-9
-9
-10
-11
-11
-11
-11
-12
-12
-12
-12
-11
-10
-9
-8
-7

Feels Like (°C)

-8
-9
-9
-10
-10
-11
-12
-12
-13
-13
-14
-14
-15
-15
-15
-15
-15
-16
-16
-14
-13
-11
-11
-9

Dew Point (°C)

-9
-11
-13
-14
-15
-16
-18
-19
-19
-20
-21
-22
-22
-23
-23
-23
-24
-24
-24
-24
-24
-24
-24
-24

Relative Humidity (%)

58
51
47
48
47
43
39
39
41
41
40
39
38
38
37
36
36
35
33
31
28
27
25
24

Pressure (mb)

1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1034
1034
1035
1036
1037
1037
1038
1039
1039
1039
1038
1037

Ozone (du)

348
345
348
346
342
337
340
340
344
349
351
350
351
351
353
354
353
352
352
355
355
356
351
349

Monday 20

Waning Gibbous 54%

23:47

10:48

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

Sun - Rise: 06:54, Set: 17:02, Transit: 11:58. Moon - Rise: 23:47, Set: 10:48. Civil Dark: 17:29 - 06:26. Nautical Dark: 18:00 - 05:55. Astro Dark: 18:31 - 05:25

Total Clouds (% Sky Obscured)

15
30
54
41
79
78
83
84
79
40
72
79
90
100
100
84
84
73
14
0
5
0
5
10

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1

Medium Clouds (% Sky Obscured)

15
28
43
37
78
76
83
84
79
40
72
79
90
100
100
84
84
73
14
0
5
0
0
0

High Clouds (% Sky Obscured)

0
0
3
3
11
10
10
10
10
10
10
15
15
17
2
0
2
5
14
0
5
0
5
10

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-24
-23
-23
-23
-23
-23
-23
-24
-23
-24
-24
-24
-24
-25
-25
-25
-24
-24
-24
-23
-23
-21
-20
-19

Relative Humidity (%)

24
24
25
27
27
27
26
25
26
26
26
27
27
26
26
26
26
27
27
26
25
27
29
31

Pressure (mb)

1037
1037
1037
1037
1037
1038
1038
1038
1038
1039
1038
1038
1038
1038
1038
1038
1038
1038
1038
1039
1039
1039
1037
1036

Ozone (du)

344
338
336
338
334
334
334
330
325
323
322
319
320
322
325
330
343
350
353
359
366
379
387
395

Tuesday 21

Third Quarter 44%

00:46

11:14

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

Sun - Rise: 06:53, Set: 17:03, Transit: 11:59. Moon - Rise: 00:46, Set: 11:14. Civil Dark: 17:30 - 06:26. Nautical Dark: 18:01 - 05:55. Astro Dark: 18:32 - 05:24

Total Clouds (% Sky Obscured)

15
10
10
10
0
0
0
0
0
0
0
0
0
0
0
0
4
9
13
13
14
15
24
32

Low Clouds (% Sky Obscured)

5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

2
5
5
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11
20

High Clouds (% Sky Obscured)

15
10
7
0
0
0
0
0
0
0
0
0
0
0
0
0
3
5
8
8
8
8
6
3

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)

6
7
7
6
5
5
5
4
3
3
3
3
4
4
5
4
4
4
5
6
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-9
-9
-10
-10
-12
-10
-11
-10
-10
-10
-10
-11
-11
-11
-12
-12
-12
-12
-11
-10
-8
-6
-4
-3

Dew Point (°C)

-18
-18
-18
-18
-20
-21
-22
-23
-23
-23
-23
-23
-23
-23
-23
-23
-23
-23
-24
-24
-24
-24
-23
-22

Relative Humidity (%)

32
33
34
36
34
32
30
29
28
28
29
29
30
31
33
33
32
31
28
23
20
19
18
17

Pressure (mb)

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

Ozone (du)

397
400
403
408
411
419
422
419
416
414
405
391
382
378
376
375
377
375
372
368
369
364
362
363

Wednesday 22

Waning Crescent 35%

01:46

11:45

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

Sun - Rise: 06:53, Set: 17:04, Transit: 11:59. Moon - Rise: 01:46, Set: 11:45. Civil Dark: 17:31 - 06:25. Nautical Dark: 18:02 - 05:54. Astro Dark: 18:33 - 05:24

Total Clouds (% Sky Obscured)

38
59
80
99
69
45
22
9
5
3
15
32
47
73
55
34
48
65
83
82
82
79
59
41

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
15
32
47
46
30
13
31
48
66
67
68
69
54
38

Medium Clouds (% Sky Obscured)

30
43
57
70
51
27
10
6
3
0
10
11
20
35
55
34
48
65
79
59
36
15
10
5

High Clouds (% Sky Obscured)

3
17
27
21
20
23
22
3
3
3
0
3
3
60
55
34
44
32
20
12
2
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
5
6
6
6
4
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-22
-21
-20
-19
-18
-17
-17
-17
-17
-16
-17
-17
-16
-14
-12
-11
-10
-10
-10
-9
-9
-10
-10
-9

Relative Humidity (%)

17
18
20
24
27
29
31
32
33
34
33
33
36
44
49
55
59
57
56
55
49
43
38
38

Pressure (mb)

1030
1029
1028
1028
1028
1028
1027
1027
1027
1026
1026
1025
1024
1024
1024
1023
1023
1023
1023
1023
1022
1022
1021
1020

Ozone (du)

361
361
364
362
363
368
372
374
373
372
371
370
368
369
370
371
374
378
382
386
390
393
397
397

Thursday 23

Waning Crescent 25%

02:48

12:22

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

Sun - Rise: 06:52, Set: 17:05, Transit: 11:59. Moon - Rise: 02:48, Set: 12:22. Civil Dark: 17:32 - 06:25. Nautical Dark: 18:03 - 05:54. Astro Dark: 18:34 - 05:23

Total Clouds (% Sky Obscured)

30
23
15
6
20
32
48
45
48
61
52
42
30
47
63
82
74
70
72
80
90
94
88
80

Low Clouds (% Sky Obscured)

25
20
15
6
20
32
44
37
30
18
19
15
13
18
39
66
65
70
72
80
90
94
80
70

Medium Clouds (% Sky Obscured)

0
0
0
0
15
32
48
45
48
61
39
19
1
10
22
26
14
2
1
3
5
7
4
2

High 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

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
6
5
4
5
7
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
4
5
6
12
12
5
7
7
4
11
13
16
22
26
29
26
22
19
15
11

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)

8
7
6
5
4
5
5
6
5
5
5
6
7
8
9
10
10
11
12
13
12
12
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

38
38
45
52
58
65
72
81
83
84
87
82
79
75
75
73
75
75
75
74
65
57
51
49

Pressure (mb)

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

Ozone (du)

397
396
398
400
401
404
408
411
410
408
407
408
410
412
407
403
399
394
388
383
375
368
360
359

Friday 24

Waning Crescent 17%

03:50

13:08

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

Sun - Rise: 06:51, Set: 17:06, Transit: 11:59. Moon - Rise: 03:50, Set: 13:08. Civil Dark: 17:33 - 06:24. Nautical Dark: 18:04 - 05:53. Astro Dark: 18:35 - 05:23

Total Clouds (% Sky Obscured)

60
49
33
23
19
12
3
5
6
6
14
23
27
29
36
34
45
44
52
46
45
36

Low Clouds (% Sky Obscured)

45
29
14
5
0
0
0
0
0
0
9
17
20
16
21
22
10
11
12
19
22
21

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
5
12
17
20
23
26
28
30
36

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
5
6
6
14
23
27
3
4
5
15
24
36
30
29
31

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

Fog (%)

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

Precipitation Probability (%)

4
8
7
0
0
0
0
0
0
0
0
0
0
0
0
0
7
10
12
13
11
10

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

46
45
46
49
51
52
53
53
54
53
56
55
57
58
57
58
58
54
51
48
42
36

Pressure (mb)

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

Ozone (du)

359
358
356
353
351
353
355
357
357
356
356
350
345
339
334
329
324
323
322
321
319
316

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

Generated: 18/01/25 14:39:25. Forecast: 18/01/25 to 24/01/25. Timezone: UTC-6.00