Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 31

Waxing Gibbous 92%

13:59

04:28

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

Sun - Rise: 07:25, Set: 16:58, Transit: 12:12. Moon - Rise: 13:59, Set: 04:28. Civil Dark: 17:27 - 06:56. Nautical Dark: 18:00 - 06:23. Astro Dark: 18:33 - 05:50

Total Clouds (% Sky Obscured)

38
51
62
71
100
100
100
96
94
57
45
29
42
60
54
73
77
78
46
61
59
46
11
5

Low Clouds (% Sky Obscured)

0
0
9
0
0
0
0
0
0
0
0
29
40
48
54
64
63
64
44
39
28
13
5
0

Medium Clouds (% Sky Obscured)

38
51
62
71
100
100
100
96
94
15
8
2
6
1
2
1
5
5
11
14
10
12
5
5

High Clouds (% Sky Obscured)

38
51
41
33
24
1
0
0
0
0
0
0
0
0
0
0
2
18
0
0
1
2
0
3

ISS Passover

Visibility (miles)

9
9
4
3
4
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
19
1
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)

8
8
8
7
4
4
4
5
5
7
7
8
9
10
9
9
8
8
8
8
9
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-8
-7
-7
-7
-6
-6
-6
-6
-6
-6
-3
-2
-1
-1
-1
2
1
-1
-2
-1
-1
-1
-1
-2

Dew Point (°C)

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

Relative Humidity (%)

48
49
48
45
45
48
49
48
49
44
42
40
40
41
40
42
50
56
58
56
60
58
60
63

Pressure (mb)

1015
1015
1015
1014
1014
1014
1014
1014
1014
1015
1015
1014
1013
1011
1011
1010
1009
1009
1009
1009
1008
1008
1008
1007

Ozone (du)

375
378
386
392
402
403
395
386
393
397
384
367
369
366
361
359
356
348
340
339
339
336
331
330

Thursday 1

Waxing Gibbous 98%

14:55

05:45

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

Sun - Rise: 07:25, Set: 16:59, Transit: 12:12. Moon - Rise: 14:55, Set: 05:45. Civil Dark: 17:28 - 06:56. Nautical Dark: 18:01 - 06:23. Astro Dark: 18:33 - 05:51

Total Clouds (% Sky Obscured)

50
51
40
53
45
73
85
51
19
15
8
3
0
13
72
77
80
23
1
2
9
12
38
67

Low Clouds (% Sky Obscured)

0
4
36
53
45
73
64
26
19
15
6
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

50
51
32
11
5
15
10
10
0
0
3
3
0
6
65
65
70
22
0
2
9
11
32
64

High Clouds (% Sky Obscured)

37
26
0
0
0
0
0
0
0
0
2
0
0
6
62
62
60
7
1
2
6
1
0
1

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
3
23
17
2
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)

8
8
8
8
7
8
7
13
14
12
12
12
11
11
10
9
5
3
3
2
2
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-4
-3
-3
-2
-3
-3
-6
-7
-5
-6
-5
-5
-4
-3
-3
-2
-2
-4
-4
-5
-7
-5
-5

Dew Point (°C)

-5
-4
-4
-4
-3
-3
-3
-4
-9
-10
-12
-13
-14
-15
-16
-16
-14
-12
-12
-13
-13
-13
-13
-13

Relative Humidity (%)

66
69
71
77
81
83
84
80
57
55
47
41
34
30
28
27
33
42
45
46
46
46
48
49

Pressure (mb)

1007
1007
1007
1007
1007
1007
1009
1011
1013
1014
1016
1016
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016

Ozone (du)

334
334
337
340
340
347
348
349
348
345
346
344
342
340
337
335
334
331
332
332
330
329
327
327

Friday 2

Waxing Gibbous 100%

16:02

06:56

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

Sun - Rise: 07:25, Set: 17:00, Transit: 12:12. Moon - Rise: 16:02, Set: 06:56. Civil Dark: 17:29 - 06:56. Nautical Dark: 18:02 - 06:23. Astro Dark: 18:34 - 05:51

Total Clouds (% Sky Obscured)

70
56
58
57
37
43
37
67
80
87
88
78
75
74
43
51
53
33
19
18
18
14
13
12

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
46
68
78
77
68
59
47
37
46
48
29
14
14
14
13
13
12

Medium Clouds (% Sky Obscured)

70
56
58
56
35
42
29
41
44
51
49
45
31
2
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
20
0
0
0
1
15
13
15
22
15
15
10
49
15
15
30
15
10
18
18
4
2
1

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
1

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)

3
3
3
2
2
2
2
2
2
3
3
4
4
4
4
3
4
4
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-13
-13
-13
-13
-12
-12
-11
-11
-11
-10
-9
-6
-4
-2
-2
-1
-1
-2
-3
-3
-2
-3
-4
-6

Relative Humidity (%)

49
49
49
49
52
54
57
58
54
51
51
54
55
57
57
60
67
74
77
81
86
87
81
75

Pressure (mb)

1016
1015
1015
1015
1014
1013
1013
1014
1013
1013
1013
1013
1011
1010
1010
1010
1010
1010
1011
1011
1012
1012
1013
1013

Ozone (du)

322
323
320
318
316
314
313
313
311
310
308
306
306
306
306
308
308
308
304
301
304
304
306
306

Saturday 3

Full Moon 100%

17:17

07:55

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

Sun - Rise: 07:25, Set: 17:00, Transit: 12:13. Moon - Rise: 17:17, Set: 07:55. Civil Dark: 17:30 - 06:56. Nautical Dark: 18:03 - 06:23. Astro Dark: 18:35 - 05:51

Total Clouds (% Sky Obscured)

13
9
5
1
23
46
69
49
29
8
36
61
85
78
100
100
100
100
100
100
100
100
74
50

Low Clouds (% Sky Obscured)

12
9
4
0
2
5
7
5
2
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
2
4
6
4
2
0
10
23
34
42
56
72
89
95
100
71
37

High Clouds (% Sky Obscured)

1
2
1
1
20
40
57
37
20
2
27
48
71
57
100
100
100
100
100
100
100
96
69
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
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)

3
3
3
3
3
3
3
2
2
2
3
2
1
1
1
2
2
2
2
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-6
-6
-6
-6
-6
-7
-7
-7
-7
-8
-8
-8
-6
-5
-5
-5
-3
-3
-3
-3
-3
-3
-3
-3

Relative Humidity (%)

75
76
76
76
76
76
76
75
72
60
51
49
49
50
51
52
63
72
74
76
74
75
78
81

Pressure (mb)

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

Ozone (du)

307
307
308
308
309
310
310
310
312
314
314
315
315
313
313
313
312
313
314
314
313
314
313
311

Sunday 4

Waning Gibbous 99%

18:34

08:42

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

Sun - Rise: 07:26, Set: 17:01, Transit: 12:13. Moon - Rise: 18:34, Set: 08:42. Civil Dark: 17:31 - 06:56. Nautical Dark: 18:04 - 06:23. Astro Dark: 18:36 - 05:51

Total Clouds (% Sky Obscured)

28
3
5
5
8
14
22
42
52
9
5
6
10
51
53
54
63
67
73
68
63
58
48
37

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
0
0
0

Medium Clouds (% Sky Obscured)

11
1
1
1
4
7
9
12
5
0
3
6
9
43
18
9
14
13
11
10
7
8
8
5

High Clouds (% Sky Obscured)

28
0
0
0
3
4
11
25
50
3
1
1
2
32
48
54
55
46
30
9
4
4
4
4

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
83
84
84
82
86
86
84
84
75
61
40
32
34
37
40
43
49
55
63
65
66
68
70

Pressure (mb)

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

Ozone (du)

311
311
310
309
308
307
307
308
309
311
313
314
314
316
315
314
313
312
311
310
312
314
317
317

Monday 5

Waning Gibbous 95%

19:48

09:19

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

Sun - Rise: 07:25, Set: 17:02, Transit: 12:14. Moon - Rise: 19:48, Set: 09:19. Civil Dark: 17:31 - 06:56. Nautical Dark: 18:04 - 06:23. Astro Dark: 18:36 - 05:51

Total Clouds (% Sky Obscured)

22
16
9
10
11
11
12
22
33
50
49
47
44
49
52
51
52
55
58
71
84
97
98
99

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
4
6
8
14
29
39
59
59

Medium Clouds (% Sky Obscured)

0
15
9
10
11
11
12
9
12
27
26
20
4
6
5
6
2
2
3
5
9
14
20
31

High Clouds (% Sky Obscured)

4
4
5
10
11
11
12
22
33
49
48
47
44
31
16
5
21
20
18
39
61
83
89
94

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
1
0
1
3
0
0
0
0
0
0
0
0
0
0
6
13

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
71
72
75
77
75
75
75
71
67
65
62
59
55
58
60
62
67
72
76
77
79
79
80

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1022
1021
1020
1019
1018
1018
1018
1018
1018
1018
1017
1017
1016

Ozone (du)

317
316
318
319
320
323
327
331
331
330
330
331
331
331
330
329
328
329
330
332
335
338
341
341

Tuesday 6

Waning Gibbous 89%

20:58

09:49

Sun - Rise: 07:25, Set: 17:03, Transit: 12:14. Moon - Rise: 20:58, Set: 09:49. Civil Dark: 17:32 - 06:56. Nautical Dark: 18:05 - 06:23. Astro Dark: 18:37 - 05:51

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Friendship Acres, Charles County, United States of America (38.44,-77.13)

Generated: 31/12/25 00:48:47. Forecast: 31/12/25 to 06/01/26. Timezone: UTC-5.00