Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 18

New Moon 1%

08:07

18:11

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

Sun - Rise: 07:22, Set: 17:16, Transit: 12:19. Moon - Rise: 08:07, Set: 18:11. Civil Dark: 17:45 - 06:53. Nautical Dark: 18:17 - 06:21. Astro Dark: 18:49 - 05:49

Total Clouds (% Sky Obscured)

59
46
34
27
20
17
2
2
1
0
0
0
0
1
24
22
23
16
21
0
0
71
99
95

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
24
22
23
0
6
0
0
0
0
0

Medium Clouds (% Sky Obscured)

4
0
0
4
4
3
0
0
0
0
0
0
0
0
0
0
0
3
4
0
0
19
97
95

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
2

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
63
68
70
72
72
73
76
81
73
53
40
38
36
32
31
31
33
37
44
44
49
46
46

Pressure (mb)

1015
1015
1015
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1016
1015
1015
1016
1017
1017
1019
1021
1022
1023
1023

Ozone (du)

361
358
356
352
345
333
328
328
329
328
329
331
335
336
334
333
334
336
337
339
344
345
346
346

Monday 19

Waxing Crescent 4%

08:37

19:17

23 Bad
00 OK
01 OK
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 Good
20 Good
21 Good
22 Good

Sun - Rise: 07:21, Set: 17:18, Transit: 12:19. Moon - Rise: 08:37, Set: 19:17. Civil Dark: 17:46 - 06:53. Nautical Dark: 18:18 - 06:20. Astro Dark: 18:50 - 05:49

Total Clouds (% Sky Obscured)

52
33
26
2
0
0
0
0
0
4
0
0
0
0
16
4
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
16
4
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

52
33
26
2
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

37
27
3
2
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
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)

8
7
7
6
6
5
4
3
3
3
3
4
5
6
7
8
8
8
5
4
4
4
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-12
-13
-14
-15
-16
-16
-17
-17
-17
-18
-19
-18
-19
-20
-22
-22
-22
-20
-17
-16
-15
-15
-15
-15

Relative Humidity (%)

50
50
49
46
45
44
44
44
45
42
35
33
27
23
19
17
17
21
29
38
42
45
47
47

Pressure (mb)

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

Ozone (du)

348
352
353
358
361
364
367
373
380
384
386
387
386
388
389
390
392
393
403
407
407
405
400
393

Tuesday 20

Waxing Crescent 9%

09:03

20:23

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

Sun - Rise: 07:21, Set: 17:19, Transit: 12:20. Moon - Rise: 09:03, Set: 20:23. Civil Dark: 17:47 - 06:52. Nautical Dark: 18:19 - 06:20. Astro Dark: 18:51 - 05:48

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
0
1
4
65
0
0
81
90
28
36
64
15
21
28
30
24

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)

0
0
0
0
0
0
0
0
0
1
4
61
0
0
73
79
24
30
60
15
21
28
27
23

High Clouds (% Sky Obscured)

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

46
45
45
45
46
48
48
49
50
50
38
30
28
26
25
27
29
32
37
43
43
44
45
47

Pressure (mb)

1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1033
1033
1031
1029
1027
1026
1026
1026
1026
1025
1025
1025
1024

Ozone (du)

393
389
377
369
365
360
355
352
349
345
343
338
338
337
334
332
333
332
332
333
333
334
338
341

Wednesday 21

Waxing Crescent 16%

09:27

21:29

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

Sun - Rise: 07:20, Set: 17:20, Transit: 12:20. Moon - Rise: 09:27, Set: 21:29. Civil Dark: 17:48 - 06:52. Nautical Dark: 18:20 - 06:19. Astro Dark: 18:52 - 05:48

Total Clouds (% Sky Obscured)

20
10
7
4
0
0
0
0
0
0
0
30
57
85
100
100
72
49
54
45
35
35
35
17

Low Clouds (% Sky Obscured)

5
1
0
0
0
0
0
0
0
0
0
8
17
25
17
8
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

15
8
5
3
0
0
0
0
0
0
0
0
1
0
2
5
8
5
3
1
15
14
6
1

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
25
47
71
100
100
40
21
54
45
35
35
35
17

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 (%)

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

Chance of Frost

Temperature (°C)

1
1
1
1
0
0
-0
-1
-1
0
2
5
8
9
10
11
11
10
8
6
4
3
2
1

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

50
55
59
62
66
70
74
74
78
74
62
54
51
48
48
47
48
50
57
65
73
79
80
81

Pressure (mb)

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

Ozone (du)

341
343
344
344
345
346
347
350
349
351
353
356
359
361
360
364
363
367
368
372
370
369
370
362

Thursday 22

Waxing Crescent 26%

09:50

22:36

23 Good
00 Good
01 Good
02 Good
03 Good
04 OK
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
22 Bad

Sun - Rise: 07:19, Set: 17:21, Transit: 12:20. Moon - Rise: 09:50, Set: 22:36. Civil Dark: 17:49 - 06:51. Nautical Dark: 18:21 - 06:19. Astro Dark: 18:53 - 05:47

Total Clouds (% Sky Obscured)

3
0
1
3
8
31
50
68
72
80
88
84
84
83
85
80
74
63
58
50
66
82
98
98

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)

1
0
0
0
1
8
30
46
50
57
71
75
78
77
74
71
69
63
58
50
66
82
94
96

High Clouds (% Sky Obscured)

1
0
1
3
6
31
22
8
55
60
57
49
47
52
70
55
50
40
35
30
10
5
5
37

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-3
-4
-6
-9
-11
-11
-12
-12
-12
-12
-13
-13
-12
-12
-12
-10
-9
-8
-8
-8
-8
-8
-9
-9

Relative Humidity (%)

80
77
68
54
46
49
49
49
48
48
39
36
36
36
34
37
39
41
45
49
53
54
54
56

Pressure (mb)

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

Ozone (du)

358
355
355
354
349
345
348
346
343
342
343
342
341
339
335
328
320
312
309
305
302
301
300
299

Friday 23

Waxing Crescent 36%

10:15

No Set

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
22 Bad

Sun - Rise: 07:19, Set: 17:22, Transit: 12:20. Moon - Rise: 10:15, Set: No Set. Civil Dark: 17:50 - 06:50. Nautical Dark: 18:22 - 06:18. Astro Dark: 18:54 - 05:47

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

0
5
5
5
0
2
4
5
10
14
19
12
6
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

98
100
100
100
100
87
71
48
44
47
62
81
95
100
100
100
100
97
93
90
71
54
39
37

High Clouds (% Sky Obscured)

68
100
99
99
96
92
92
94
96
97
100
100
100
100
100
100
100
100
100
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
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
2
3
1
4
3
1
2
1
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
9
9
9
9
9
9
10
11
11
12
12
13
13
13
12
12
11
11
11
11
11
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-3
-3
-3
-7
-7
-7
-8
-8
-9
-12
-13
-13
-13
-14
-14
-14
-13
-13
-13
-13
-13
-14
-14
-14

Dew Point (°C)

-9
-10
-10
-11
-12
-12
-14
-15
-16
-17
-18
-19
-20
-22
-23
-23
-23
-23
-23
-23
-23
-22
-22
-22

Relative Humidity (%)

55
54
54
52
49
47
46
44
43
41
39
37
33
29
26
26
25
25
27
28
29
31
33
34

Pressure (mb)

1023
1023
1022
1023
1023
1023
1024
1025
1026
1027
1028
1029
1029
1029
1029
1029
1029
1029
1030
1030
1031
1031
1032
1032

Ozone (du)

299
299
299
300
301
302
300
298
296
294
291
288
288
288
288
287
286
285
286
287
289
290
291
292

Saturday 24

Waxing Crescent 47%

10:42

23:45

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 OK
15 Good
16 Good
17 OK
18 OK

Sun - Rise: 07:18, Set: 17:23, Transit: 12:21. Moon - Rise: 10:42, Set: 23:45. Civil Dark: 17:51 - 06:50. Nautical Dark: 18:23 - 06:18. Astro Dark: 18:55 - 05:46

Total Clouds (% Sky Obscured)

100
100
100
100
100
91
82
75
75
69
65
77
86
91
60
31
6
13
22
30

Low Clouds (% Sky Obscured)

0
0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

40
35
30
25
25
25
25
25
30
40
45
69
86
91
60
31
2
2
1
1

High Clouds (% Sky Obscured)

100
100
100
100
100
90
79
69
46
23
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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-15
-15
-15
-16
-17
-17
-17
-17
-17
-17
-17
-17
-16
-15
-15
-12
-12
-12
-12
-11

Dew Point (°C)

-22
-21
-21
-21
-21
-21
-22
-22
-22
-23
-23
-24
-24
-24
-25
-24
-25
-25
-24
-24

Relative Humidity (%)

37
39
41
43
43
45
44
44
44
40
37
33
30
27
24
24
23
22
25
27

Pressure (mb)

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

Ozone (du)

292
293
293
292
292
292
294
297
300
304
308
312
317
322
327
336
345
354
359
364

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

Generated: 18/01/26 23:27:03. Forecast: 18/01/26 to 24/01/26. Timezone: UTC-5.00