Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 20

Waning Gibbous 60%

01:53

10:49

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

Sun - Rise: 07:08, Set: 19:21, Transit: 13:15. Moon - Rise: 01:53, Set: 10:49. Civil Dark: 19:47 - 06:42. Nautical Dark: 20:18 - 06:11. Astro Dark: 20:49 - 05:39

Total Clouds (% Sky Obscured)

86
91
100
87
100
94
100
87
100
95
40
31
4
24
24
35
34
2
1
0
0
0
0
0

Low Clouds (% Sky Obscured)

64
91
100
60
55
8
42
40
52
54
20
26
0
24
24
35
34
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

24
91
100
87
100
59
100
21
100
14
6
4
1
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

75
47
52
0
14
0
35
1
0
0
0
0
0
0
0
2
2
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
4
9
1
3
2
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
Moderate Rain
Moderate Rain
Moderate Rain
Very Light Rain
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
95
95
95
92
50
50
45
31
6
2
1
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
3.5
3
2.9
0.3
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
10
7
8
8
11
8
10
12
12
12
13
13
16
16
15
15
15
15
15
15
15
15
14

Chance of Frost

Temperature (°C)

22
19
16
16
15
14
12
12
11
10
9
8
6
5
4
3
3
3
3
4
5
7
9
11

Feels Like (°C)

19
17
15
15
14
10
9
8
7
5
5
5
2
1
-1
-2
-2
-3
-2
-1
1
2
4
6

Dew Point (°C)

9
9
13
15
14
12
9
8
6
5
5
4
2
-0
-2
-3
-3
-4
-5
-5
-5
-6
-6
-5

Relative Humidity (%)

43
51
81
95
92
90
77
77
73
74
75
75
72
67
67
65
64
62
59
53
47
39
35
32

Pressure (mb)

1001
1000
999
999
999
999
1000
1001
1003
1003
1004
1005
1005
1006
1007
1008
1009
1010
1011
1012
1013
1013
1013
1013

Ozone (du)

287
285
286
290
296
304
315
331
355
346
345
343
345
346
350
355
360
366
368
375
366
358
353
346

Friday 21

Waning Gibbous 50%

02:50

11:43

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

Sun - Rise: 07:06, Set: 19:22, Transit: 13:15. Moon - Rise: 02:50, Set: 11:43. Civil Dark: 19:48 - 06:40. Nautical Dark: 20:19 - 06:09. Astro Dark: 20:51 - 05:37

Total Clouds (% Sky Obscured)

0
0
4
16
2
5
4
35
60
100
100
100
100
100
100
100
100
100
100
100
100
95
96
18

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
16
0

Medium Clouds (% Sky Obscured)

0
0
0
4
2
4
4
8
18
5
18
37
97
100
100
100
100
100
100
100
100
76
86
12

High Clouds (% Sky Obscured)

0
0
4
16
2
5
4
23
60
100
100
100
100
100
100
40
45
40
32
45
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
Very Light Rain
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
37
7

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
0.2
0

Wind Speed/Direction (mph)

13
13
12
11
9
6
4
3
1
3
3
4
4
4
4
5
5
5
6
7
8
9
12
11

Chance of Frost

Temperature (°C)

12
13
14
14
13
11
9
8
7
7
6
6
6
6
6
5
5
5
6
8
10
12
15
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

30
29
28
32
38
47
54
56
57
57
61
65
69
68
68
67
66
67
66
58
52
49
42
40

Pressure (mb)

1013
1013
1012
1013
1013
1013
1014
1014
1014
1015
1015
1014
1014
1013
1013
1012
1012
1011
1011
1011
1011
1010
1010
1009

Ozone (du)

346
350
353
357
358
358
359
359
361
361
361
362
365
368
368
368
368
374
378
382
387
389
394
402

Saturday 22

Third Quarter 40%

03:42

12:44

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

Sun - Rise: 07:05, Set: 19:23, Transit: 13:14. Moon - Rise: 03:42, Set: 12:44. Civil Dark: 19:49 - 06:38. Nautical Dark: 20:20 - 06:07. Astro Dark: 20:52 - 05:36

Total Clouds (% Sky Obscured)

52
60
39
30
30
14
15
0
10
71
56
57
27
20
10
25
0
1
5
14
18
23
24
24

Low Clouds (% Sky Obscured)

3
0
29
30
30
14
15
0
10
60
56
57
27
11
0
0
0
0
0
0
0
0
1
7

Medium Clouds (% Sky Obscured)

42
55
28
5
0
0
0
0
0
31
0
0
0
20
10
25
0
1
4
5
9
19
22
20

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
2
4
15
10
16
0
0
3
14
18
23
24
24

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 (%)

8
15
2
0
0
0
0
0
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)

10
16
14
13
13
10
8
7
7
6
7
8
8
6
5
6
5
5
4
5
4
5
4
4

Chance of Frost

Temperature (°C)

17
18
18
17
16
14
12
11
10
9
8
8
7
6
5
4
4
3
4
6
8
9
10
11

Feels Like (°C)

13
13
13
13
14
12
10
9
8
7
6
5
5
4
2
1
1
1
3
5
5
7
7
9

Dew Point (°C)

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

Relative Humidity (%)

37
31
34
39
42
52
56
58
66
77
75
73
74
71
76
79
80
79
73
59
52
48
48
45

Pressure (mb)

1009
1009
1009
1009
1011
1012
1013
1015
1016
1017
1017
1018
1019
1020
1021
1021
1022
1022
1023
1024
1024
1024
1024
1023

Ozone (du)

398
393
389
389
385
382
381
378
377
375
371
366
365
363
364
366
367
368
367
369
368
367
368
368

Sunday 23

Waning Crescent 29%

04:26

13:53

14 OK
15 OK
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: 07:03, Set: 19:24, Transit: 13:14. Moon - Rise: 04:26, Set: 13:53. Civil Dark: 19:50 - 06:37. Nautical Dark: 20:21 - 06:06. Astro Dark: 20:53 - 05:34

Total Clouds (% Sky Obscured)

35
40
55
71
85
100
100
100
100
93
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
2
3
11
20
29
36
41
51
55
60
65
73
77
83

Medium Clouds (% Sky Obscured)

25
19
39
69
83
76
100
99
86
81
81
100
89
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

20
21
26
47
70
100
100
100
99
79
100
100
100
100
100
100
100
100
87
81
56
68
81
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
3
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
Very Light Rain
None
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
1
0
0
1
1
0
13
18
23
19
14
5
7
12
7
26
45
41
66
84
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0.2
0.4
0.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

0
1
1
2
4
4
4
4
5
5
5
6
6
7
6
6
6
5
6
8
10
12
12
12

Relative Humidity (%)

42
40
41
43
58
65
70
73
79
82
81
82
82
85
77
71
67
66
68
77
84
90
84
79

Pressure (mb)

1023
1021
1021
1020
1020
1020
1019
1019
1018
1018
1017
1016
1015
1014
1013
1012
1012
1011
1010
1010
1009
1009
1009
1008

Ozone (du)

365
366
367
369
368
368
365
364
363
360
359
357
356
356
355
354
354
355
355
355
354
354
351
350

Monday 24

Waning Crescent 20%

05:03

13:53

14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 OK
00 OK
01 OK
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: 07:02, Set: 19:25, Transit: 13:14. Moon - Rise: 05:03, Set: 13:53. Civil Dark: 19:51 - 06:35. Nautical Dark: 20:22 - 06:04. Astro Dark: 20:54 - 05:32

Total Clouds (% Sky Obscured)

95
91
86
84
50
51
58
55
50
25
30
25
64
64
64
75
80
88
88
88
88
87
87
89

Low Clouds (% Sky Obscured)

72
60
49
32
16
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
3

Medium Clouds (% Sky Obscured)

88
75
63
44
49
49
37
21
0
0
0
0
27
20
17
37
47
57
50
40
37
44
51
55

High Clouds (% Sky Obscured)

80
67
70
75
24
29
35
44
40
21
20
25
62
56
59
56
43
25
10
5
4
2
1
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

Light Rain
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 (%)

76
55
17
14
9
2
4
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.4
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)

13
13
11
11
11
10
9
7
8
7
6
5
5
4
4
3
3
3
4
6
8
10
10
10

Chance of Frost

Temperature (°C)

15
17
16
18
17
16
14
12
11
10
9
8
8
6
5
5
5
5
5
7
8
10
11
12

Feels Like (°C)

13
14
13
14
13
13
11
9
8
7
6
6
5
4
4
4
4
4
4
3
4
4
5
5

Dew Point (°C)

12
9
7
6
4
3
2
3
3
2
3
3
3
2
1
1
1
1
1
-1
-2
-3
-2
-2

Relative Humidity (%)

80
59
53
46
41
43
44
51
55
56
63
68
73
75
75
78
76
75
72
60
51
42
40
38

Pressure (mb)

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

Ozone (du)

350
352
353
354
355
356
358
360
361
362
361
361
363
366
369
371
375
379
382
385
387
389
393
397

Tuesday 25

Waning Crescent 11%

05:36

15:05

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

Sun - Rise: 07:00, Set: 19:26, Transit: 13:13. Moon - Rise: 05:36, Set: 15:05. Civil Dark: 19:52 - 06:34. Nautical Dark: 20:23 - 06:03. Astro Dark: 20:55 - 05:31

Total Clouds (% Sky Obscured)

80
65
50
47
44
41
26
12
2
1
1
1
2
7
24
42
56
70
54
34
17
25
35
41

Low Clouds (% Sky Obscured)

4
4
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
6
5
5
2
10
15
20

Medium Clouds (% Sky Obscured)

61
62
50
47
44
41
26
12
2
1
1
1
2
7
24
31
33
38
31
25
17
19
20
13

High Clouds (% Sky Obscured)

0
1
1
8
15
21
14
10
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
1
2
2
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
3
4
2

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

Chance of Frost

Temperature (°C)

12
13
13
13
12
10
9
7
6
5
4
4
3
3
3
3
3
3
4
6
9
11
12
13

Feels Like (°C)

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

Dew Point (°C)

-2
-2
-2
-2
-2
-1
-1
-1
-1
-1
-1
-2
-2
-2
-2
-1
-1
-1
-1
-1
-1
-1
-1
-1

Relative Humidity (%)

36
35
35
34
40
46
53
56
61
66
68
69
72
72
74
76
73
72
71
59
50
43
40
38

Pressure (mb)

1014
1014
1014
1013
1014
1015
1015
1016
1017
1018
1018
1019
1019
1019
1020
1020
1020
1021
1021
1021
1021
1021
1020
1019

Ozone (du)

401
405
409
413
417
421
424
429
434
438
441
443
445
444
442
440
439
437
436
430
424
418
415
413

Wednesday 26

Waning Crescent 5%

06:04

16:19

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

Sun - Rise: 06:59, Set: 19:26, Transit: 13:13. Moon - Rise: 06:04, Set: 16:19. Civil Dark: 19:53 - 06:32. Nautical Dark: 20:24 - 06:01. Astro Dark: 20:56 - 05:29

Total Clouds (% Sky Obscured)

56
70
85
84
83
83
85
80
75
55
34
18
37
58
72
67
69
71

Low Clouds (% Sky Obscured)

17
17
20
31
43
61
61
60
60
40
20
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

17
19
24
25
26
27
28
31
29
25
16
2
20
37
49
38
31
30

High Clouds (% Sky Obscured)

0
0
0
1
5
7
3
2
0
1
1
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

Fog (%)

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

Precipitation Type

None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

6
7
6
51
73
90
75
57
28
23
17
9
7
4
0
0
0
0

Precipitation Amount (mm)

0
0
0
0.3
0.7
1
0.6
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
14
14
14
12
11
9
8
8
7
7
7
7
8
8
9
9
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

35
38
42
46
52
59
68
70
73
76
75
73
72
73
73
74
76
77

Pressure (mb)

1018
1018
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1018

Ozone (du)

410
407
405
402
400
397
395
391
387
383
381
379
377
373
370
367
365
364

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

Generated: 20/03/25 13:55:51. Forecast: 20/03/25 to 26/03/25. Timezone: UTC-4.00