Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 24

Waxing Gibbous 82%

17:06

02:03

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

Sun - Rise: 06:02, Set: 20:26, Transit: 13:14. Moon - Rise: 17:06, Set: 02:03. Civil Dark: 20:57 - 05:31. Nautical Dark: 21:35 - 04:54. Astro Dark: 22:17 - 04:12

Total Clouds (% Sky Obscured)

58
54
85
91
100
96
100
98
100
100
99
100
100
100
100
100
94
99
96
89
59
59
41
47

Low Clouds (% Sky Obscured)

38
26
38
31
27
24
22
19
0
0
0
0
0
0
0
2
2
35
4
5
24
34
41
47

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
4
66
86
86
99
100
100
91
99
72
82
53
51
31
26

High Clouds (% Sky Obscured)

22
54
85
91
100
93
100
95
100
100
98
100
100
100
100
80
45
50
60
38
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
1
1
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
6
7
7
7
8
8
8
7
6
6
6
5
5
5
5
5
3
3
3
3
3
5
6

Chance of Frost

Temperature (°C)

23
23
25
26
27
27
27
27
26
25
23
21
20
20
20
19
19
19
18
18
18
18
19
21

Feels Like (°C)

24
24
24
24
25
25
25
25
25
24
22
20
19
19
19
18
19
19
18
18
18
20
21
22

Dew Point (°C)

14
12
11
11
11
11
12
12
13
14
13
12
12
13
14
13
14
13
12
13
14
14
14
14

Relative Humidity (%)

58
49
43
39
37
37
38
39
43
48
54
57
59
63
68
68
70
70
68
72
76
77
71
66

Pressure (mb)

1023
1023
1022
1022
1021
1021
1020
1020
1020
1020
1020
1020
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

312
313
314
313
310
311
310
309
310
309
309
308
306
305
304
304
306
304
304
305
306
306
307
308

Saturday 25

Waxing Gibbous 89%

18:02

02:52

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

Sun - Rise: 06:03, Set: 20:26, Transit: 13:14. Moon - Rise: 18:02, Set: 02:52. Civil Dark: 20:56 - 05:32. Nautical Dark: 21:34 - 04:55. Astro Dark: 22:15 - 04:13

Total Clouds (% Sky Obscured)

67
48
54
51
43
30
33
55
40
42
35
28
29
65
70
84
85
70
64
69
69
55
64
63

Low Clouds (% Sky Obscured)

38
30
27
29
18
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
13
14

Medium Clouds (% Sky Obscured)

29
16
18
27
21
18
22
21
24
21
17
17
13
17
26
39
49
60
55
59
59
47
53
51

High Clouds (% Sky Obscured)

22
15
30
8
0
0
0
55
9
0
0
0
2
25
20
15
15
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
Very Light Rain
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
37
10
2
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
23
24
26
27
27
28
27
27
26
24
22
21
20
20
20
20
20
19
18
18
18
19
21

Feels Like (°C)

24
23
24
27
28
29
29
29
28
27
25
24
22
22
20
20
21
21
21
22
22
22
22
24

Dew Point (°C)

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

Relative Humidity (%)

58
53
45
41
38
36
36
36
38
45
51
54
59
64
66
70
77
81
86
88
88
83
73
65

Pressure (mb)

1020
1019
1019
1018
1017
1017
1016
1015
1015
1015
1015
1015
1016
1015
1015
1015
1015
1014
1014
1014
1014
1015
1015
1015

Ozone (du)

309
309
310
309
309
311
311
312
312
311
310
312
311
312
313
313
314
316
319
322
322
322
323
324

Sunday 26

Waxing Gibbous 94%

18:51

03:47

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

Sun - Rise: 06:03, Set: 20:25, Transit: 13:14. Moon - Rise: 18:51, Set: 03:47. Civil Dark: 20:55 - 05:33. Nautical Dark: 21:33 - 04:56. Astro Dark: 22:14 - 04:15

Total Clouds (% Sky Obscured)

47
41
38
69
63
91
75
76
100
88
65
28
50
77
68
57
64
41
75
76
79
100
94
74

Low Clouds (% Sky Obscured)

23
29
28
69
8
63
29
21
38
36
36
28
32
43
32
40
42
4
1
4
18
30
36
42

Medium Clouds (% Sky Obscured)

30
24
16
16
15
20
15
10
12
11
10
9
7
0
3
1
1
6
22
52
52
64
56
46

High Clouds (% Sky Obscured)

0
0
2
3
2
11
32
13
68
68
65
6
50
48
9
0
17
5
65
70
65
100
89
19

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
4
9
4
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
Very Light Rain
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

0
0
1
0
1
3
3
6
11
12
11
15
13
34
11
6
11
8
23
21
22
42
45
27

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0.3
0.3
0

Wind Speed/Direction (mph)

2
2
2
2
1
2
2
2
3
5
6
5
4
3
4
4
4
3
3
3
3
3
3
4

Chance of Frost

Temperature (°C)

22
23
25
26
27
27
28
28
28
27
25
23
22
21
20
20
19
19
18
18
18
19
21
23

Feels Like (°C)

25
26
28
29
29
29
29
30
29
27
24
23
23
22
20
20
20
19
19
19
19
20
22
24

Dew Point (°C)

13
12
13
13
13
14
15
17
18
16
13
11
11
12
12
15
16
15
16
17
17
17
20
21

Relative Humidity (%)

58
50
46
43
43
44
47
52
54
50
45
46
51
55
60
74
80
80
83
89
90
91
91
88

Pressure (mb)

1014
1014
1014
1013
1012
1012
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1011
1011
1011
1011
1012
1012
1012

Ozone (du)

327
327
329
328
329
332
334
335
336
337
337
339
334
330
333
333
330
330
329
330
335
338
339
338

Monday 27

Waxing Gibbous 98%

19:34

04:48

10 OK
11 OK
12 Bad
13 Bad
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

Sun - Rise: 06:04, Set: 20:24, Transit: 13:14. Moon - Rise: 19:34, Set: 04:48. Civil Dark: 20:54 - 05:34. Nautical Dark: 21:31 - 04:57. Astro Dark: 22:13 - 04:16

Total Clouds (% Sky Obscured)

24
39
51
74
85
95
99
100
100
100
95
91
65
93
96
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

24
39
51
71
54
36
19
28
38
47
44
40
35
25
14
7
15
25
41
45
50
55
64
72

Medium Clouds (% Sky Obscured)

15
12
9
6
13
18
22
19
16
13
17
50
21
27
40
100
95
89
84
89
94
100
90
80

High Clouds (% Sky Obscured)

4
10
18
30
55
63
87
100
100
100
88
79
43
81
91
100
100
100
100
100
100
98
84
78

ISS Passover

Visibility (miles)

9
9
9
9
6
9
9
9
9
9
9
9
9
1
2
5
2
5
2
5
6
9
9
5

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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

13
11
20
47
39
31
22
16
8
8
7
37
92
95
95
93
95
95
78
84
88
84
92
80

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.9
1
1.6
0.8
2.1
1.8
0.6
0.7
0.7
0.4
0.6
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

25
27
27
28
28
28
29
29
28
27
26
25
23
22
22
21
21
21
22
21
21
22
22
22

Feels Like (°C)

26
28
29
29
29
29
30
30
28
26
26
24
23
23
22
23
23
23
24
24
24
23
24
25

Dew Point (°C)

21
21
19
18
18
17
17
18
19
19
20
18
18
19
20
20
21
21
21
21
21
21
21
22

Relative Humidity (%)

80
69
60
54
52
49
48
53
58
62
68
66
71
85
92
94
95
98
98
98
98
96
96
95

Pressure (mb)

1012
1012
1011
1011
1010
1010
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1008
1007
1007
1006
1006
1005
1006
1006

Ozone (du)

337
337
336
334
331
334
335
331
329
328
327
326
323
318
318
315
315
312
309
314
316
320
321
321

Tuesday 28

Waxing Gibbous 100%

20:10

05:51

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:05, Set: 20:23, Transit: 13:14. Moon - Rise: 20:10, Set: 05:51. Civil Dark: 20:53 - 05:35. Nautical Dark: 21:30 - 04:58. Astro Dark: 22:11 - 04:17

Total Clouds (% Sky Obscured)

97
98
98
100
100
100
100
89
62
44
39
59
51
66
82
98
35
40
45
40
45
35
34
37

Low Clouds (% Sky Obscured)

81
76
71
66
60
54
49
47
46
44
39
39
37
25
17
13
8
8
12
13
14
10
15
29

Medium Clouds (% Sky Obscured)

27
25
35
31
52
39
73
82
25
10
6
6
7
66
52
54
35
25
8
6
3
0
0
0

High Clouds (% Sky Obscured)

89
93
92
100
100
100
97
55
26
1
1
15
10
35
67
97
35
38
37
28
23
18
10
4

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

81
70
59
43
56
70
92
85
72
32
43
33
33
79
90
38
46
36
14
27
29
27
24
21

Precipitation Amount (mm)

0.3
0.3
0.2
0
0
0.3
0.5
0.4
0.3
0
0
0
0
0.4
0.4
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
24
26
27
29
28
27
27
26
26
24
24
23
22
21
21
21
20
20
19
19
20
19
21

Feels Like (°C)

25
27
27
29
30
30
29
28
28
28
28
27
25
24
23
23
23
23
22
21
21
22
21
23

Dew Point (°C)

22
22
21
22
23
21
19
20
20
20
20
22
22
21
21
21
21
20
19
19
19
19
19
20

Relative Humidity (%)

94
84
77
73
70
65
62
65
68
71
78
89
95
94
95
98
98
98
98
98
96
96
95
92

Pressure (mb)

1006
1005
1005
1005
1004
1004
1003
1003
1003
1003
1003
1004
1004
1004
1004
1004
1003
1005
1005
1005
1005
1006
1006
1006

Ozone (du)

322
320
321
321
321
322
322
322
321
323
322
319
318
320
317
319
323
325
326
328
329
331
332
332

Wednesday 29

Full Moon 100%

20:40

06:55

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

Sun - Rise: 06:06, Set: 20:22, Transit: 13:14. Moon - Rise: 20:40, Set: 06:55. Civil Dark: 20:52 - 05:36. Nautical Dark: 21:29 - 04:59. Astro Dark: 22:10 - 04:19

Total Clouds (% Sky Obscured)

37
32
27
22
18
17
12
12
8
7
5
4
4
8
13
18
13
14
12
16
20
30
35
40

Low Clouds (% Sky Obscured)

33
32
27
21
18
14
6
5
3
1
1
1
1
2
5
11
12
8
4
3
4
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
4
3
3
3
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
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 (%)

18
19
20
23
24
24
23
31
32
28
29
23
2
8
10
5
5
4
2
7
7
3
4
4

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

Chance of Frost

Temperature (°C)

22
23
24
26
27
27
28
29
27
26
25
23
22
20
19
19
18
17
16
16
17
18
19
20

Feels Like (°C)

24
25
26
27
28
30
30
30
30
30
30
27
26
26
24
22
20
18
18
17
18
18
18
20

Dew Point (°C)

20
21
21
22
22
22
22
21
21
21
21
21
20
19
18
17
15
15
14
15
15
15
15
16

Relative Humidity (%)

88
87
82
79
75
70
67
63
68
75
80
85
89
95
92
89
86
88
87
90
86
82
78
77

Pressure (mb)

1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1007
1008
1009
1009
1009
1009
1009
1009
1010
1010
1011
1011
1011

Ozone (du)

333
333
333
334
335
336
337
338
339
341
342
342
342
342
341
340
339
339
339
339
339
339
339
340

Thursday 30

Waning Gibbous 97%

21:07

07:59

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
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good

Sun - Rise: 06:07, Set: 20:21, Transit: 13:14. Moon - Rise: 21:07, Set: 07:59. Civil Dark: 20:51 - 05:37. Nautical Dark: 21:28 - 05:00. Astro Dark: 22:08 - 04:20

Total Clouds (% Sky Obscured)

40
45
46
48
43
44
45
32
21
10
7
5
2
1
1
1
3
4
6
8
8
10

Low Clouds (% Sky Obscured)

0
9
19
28
19
9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

2
8
12
20
21
20
19
16
11
8
6
5
2
1
1
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
11
22
32
20
11
2
1
0
0
0
0
0
0
1
1
3
4
6
8
8
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

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 (%)

1
14
18
20
23
24
25
31
32
28
24
17
3
3
2
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

Wind Speed/Direction (mph)

9
11
11
11
11
10
10
10
8
6
5
5
4
4
4
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

22
24
25
27
28
28
28
28
27
26
25
23
22
20
19
19
18
17
17
17
18
19

Feels Like (°C)

20
21
22
22
23
28
28
27
27
26
26
25
25
24
24
23
22
19
20
20
20
19

Dew Point (°C)

18
19
19
20
20
20
21
21
21
21
20
20
18
18
17
17
16
15
14
13
13
13

Relative Humidity (%)

75
73
69
65
61
63
65
67
70
73
76
79
81
85
86
88
88
83
81
77
73
70

Pressure (mb)

1012
1012
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1013
1013
1013
1014
1014
1014
1014
1014
1014
1015

Ozone (du)

341
342
339
337
334
332
330
328
330
332
334
333
333
333
330
327
324
322
321
320
319
318

Forecast for Marriottsville, Howard, United States of America (39.35,-76.90)

Generated: 24/07/26 10:45:31. Forecast: 24/07/26 to 30/07/26. Timezone: UTC-4.00