Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 3

Waning Gibbous 88%

23:02

09:03

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

Sun - Rise: 05:46, Set: 20:37, Transit: 13:12. Moon - Rise: 23:02, Set: 09:03. Civil Dark: 21:10 - 05:14. Nautical Dark: 21:50 - 04:33. Astro Dark: 22:36 - 03:48

Total Clouds (% Sky Obscured)

0
0
6
7
11
14
11
16
25
22
19
17
17
6
20
13
68
84
74
100
86
27
2
13

Low Clouds (% Sky Obscured)

0
0
0
7
11
14
11
16
25
22
19
17
17
6
20
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
7
0
0
0
0
15
0
20
13
22
49
37
34
23
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
55
60
65
100
84
27
2
13

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
4
14
26
41
24
9
1
1
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
2
2
2
4
5
5
5
6
6
7
7
6
6
6
4
3
4
7
5
4
4
4
4

Chance of Frost

Temperature (°C)

26
26
25
26
29
31
33
34
35
36
37
37
37
37
37
36
34
32
31
30
29
29
28
27

Feels Like (°C)

30
30
30
31
34
36
38
39
40
41
41
41
41
41
41
42
40
33
29
30
30
29
29
30

Dew Point (°C)

22
22
22
22
23
24
24
23
23
23
22
22
21
20
20
23
24
22
22
26
24
23
22
22

Relative Humidity (%)

77
78
79
77
70
65
60
54
50
46
43
41
39
37
37
46
55
56
61
78
73
71
69
70

Pressure (mb)

1017
1017
1017
1017
1018
1018
1018
1018
1018
1017
1016
1015
1015
1014
1014
1014
1014
1014
1016
1016
1015
1015
1015
1015

Ozone (du)

319
319
320
322
320
318
318
318
318
318
318
318
318
317
318
318
317
318
315
316
318
317
317
318

Saturday 4

Waning Gibbous 83%

23:25

10:07

04 OK
05 OK
06 OK
07 OK
08 Good
09 OK
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

Sun - Rise: 05:46, Set: 20:37, Transit: 13:12. Moon - Rise: 23:25, Set: 10:07. Civil Dark: 21:09 - 05:14. Nautical Dark: 21:50 - 04:34. Astro Dark: 22:36 - 03:49

Total Clouds (% Sky Obscured)

30
5
15
18
0
3
78
84
64
42
41
81
73
100
100
100
100
99
77
97
97
100
100
91

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
28
26
35
39
39
40
44
3
0
0
12
0
7
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
2
6
4
14
11
21
45
6
32
40
49
32
31
22
1
19
30
20

High Clouds (% Sky Obscured)

30
5
13
10
0
1
37
39
38
9
9
72
47
100
100
100
100
99
34
87
88
100
100
91

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
2
2
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
Light Rain
Light Rain
None
None
None
Very Light Rain
None
Very Light Rain
None
None
None

Precipitation Probability (%)

0
14
12
7
1
0
0
0
2
6
6
17
67
95
95
48
19
32
43
36
58
31
8
5

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
1.8
0
0
0
0.2
0
0.2
0
0
0

Wind Speed/Direction (mph)

4
3
3
3
2
3
4
5
7
7
8
6
5
6
11
10
7
5
3
4
3
3
3
3

Chance of Frost

Temperature (°C)

27
27
26
27
29
32
33
34
35
36
37
37
37
35
31
31
30
29
28
27
27
26
26
25

Feels Like (°C)

29
30
31
32
35
37
38
38
39
39
39
40
39
38
29
30
30
30
29
29
28
27
27
27

Dew Point (°C)

22
22
23
24
24
24
23
23
23
22
21
20
19
17
28
30
29
27
25
24
24
24
24
23

Relative Humidity (%)

75
77
82
81
73
63
57
52
48
43
39
37
34
33
84
91
91
90
86
83
86
90
90
88

Pressure (mb)

1015
1015
1015
1016
1016
1016
1016
1016
1016
1015
1014
1014
1012
1013
1014
1015
1014
1014
1014
1015
1015
1015
1015
1014

Ozone (du)

318
318
319
321
318
315
312
309
308
307
308
309
310
309
308
309
308
310
309
310
310
309
309
309

Sunday 5

Waning Gibbous 75%

23:47

11:10

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 05:47, Set: 20:37, Transit: 13:12. Moon - Rise: 23:47, Set: 11:10. Civil Dark: 21:09 - 05:15. Nautical Dark: 21:49 - 04:35. Astro Dark: 22:35 - 03:49

Total Clouds (% Sky Obscured)

30
64
67
55
71
94
94
84
95
85
84
100
91
100
100
100
100
98
100
97
100
98
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
24
34
52
53
46
50
30
37
4
9
27
39
51
48
64
52
51
50

Medium Clouds (% Sky Obscured)

17
30
17
35
40
43
35
4
41
16
74
47
32
30
23
64
75
73
59
58
80
80
73
71

High Clouds (% Sky Obscured)

30
64
67
55
71
89
33
55
78
67
69
100
72
100
100
100
100
16
100
97
100
88
99
100

ISS Passover

Visibility (miles)

9
9
9
6
9
9
9
9
9
9
9
9
9
9
9
9
9
2
6
6
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
11
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
5
53
64
7
0
9
18
21
33
16
57
91
95
95
95
95
95
65
44
53
76
48
47

Precipitation Amount (mm)

0
0
0.2
0.4
0
0
0
0
0
0.3
0
0.4
0.5
0.7
0.3
1.3
2.1
1.1
0
0
0
0.3
0
0

Wind Speed/Direction (mph)

3
3
4
5
4
5
3
4
3
3
5
3
5
2
5
7
4
4
5
3
2
3
1
1

Chance of Frost

Temperature (°C)

25
25
25
25
27
29
30
32
33
34
31
33
32
30
28
28
27
26
25
25
24
24
24
24

Feels Like (°C)

26
26
26
25
29
30
33
35
37
37
34
35
34
33
30
28
29
28
27
27
27
27
27
26

Dew Point (°C)

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

Relative Humidity (%)

88
88
87
87
92
90
79
64
57
51
46
54
48
46
48
76
91
94
90
90
89
89
88
88

Pressure (mb)

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

Ozone (du)

309
309
309
308
309
310
310
311
311
311
311
311
311
311
310
310
310
310
311
312
312
312
311
312

Monday 6

Waning Gibbous 65%

00:10

12:15

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 05:47, Set: 20:37, Transit: 13:12. Moon - Rise: 00:10, Set: 12:15. Civil Dark: 21:09 - 05:15. Nautical Dark: 21:49 - 04:35. Astro Dark: 22:35 - 03:50

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
99
98
74
91
96
100
98
94
99
100
96
92
88
87
87
87
85
83

Low Clouds (% Sky Obscured)

49
56
62
70
61
60
56
50
43
37
44
51
57
51
44
40
48
80
78
85
79
51
47
45

Medium Clouds (% Sky Obscured)

61
21
21
28
63
63
73
68
14
37
64
65
12
17
81
98
71
73
60
60
63
17
5
7

High Clouds (% Sky Obscured)

100
100
100
100
100
99
96
11
22
19
54
98
89
67
72
100
95
87
80
75
75
75
70
73

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
9
1
1
1
7
5
9
7

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Heavy Rain
Moderate Rain
None
None
None
None

Precipitation Probability (%)

43
41
35
13
18
22
32
41
48
49
57
67
79
94
95
95
95
95
95
95
80
43
23
16

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
1
2.1
1.6
5.6
10.3
4.7
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
23
23
24
24
26
27
29
29
29
30
29
29
29
27
26
25
25
24
24
24
24
23
23

Feels Like (°C)

26
25
26
26
26
28
30
31
31
32
32
30
30
30
29
28
27
28
26
27
25
25
25
26

Dew Point (°C)

22
22
23
23
23
23
24
26
24
20
19
16
16
16
16
18
21
23
24
24
23
23
23
23

Relative Humidity (%)

89
92
95
94
91
87
81
85
75
58
50
45
46
46
49
61
80
89
97
98
98
97
97
98

Pressure (mb)

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

Ozone (du)

313
314
314
313
313
311
309
310
310
310
310
310
310
311
310
307
307
306
307
306
306
307
308
309

Tuesday 7

Third Quarter 54%

00:35

13:21

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

Sun - Rise: 05:48, Set: 20:36, Transit: 13:12. Moon - Rise: 00:35, Set: 13:21. Civil Dark: 21:08 - 05:16. Nautical Dark: 21:48 - 04:36. Astro Dark: 22:34 - 03:51

Total Clouds (% Sky Obscured)

55
60
78
47
45
42
45
62
76
86
82
84
45
43
94
57
66
77
90
65
36
14
12
13

Low Clouds (% Sky Obscured)

50
49
48
47
45
42
45
41
36
40
52
60
8
9
7
5
12
18
19
13
7
0
0
0

Medium Clouds (% Sky Obscured)

27
33
4
12
17
6
7
8
10
12
13
14
15
17
21
23
19
17
16
10
6
4
6
10

High Clouds (% Sky Obscured)

15
12
75
7
6
7
5
17
37
54
63
68
45
43
90
57
66
77
87
65
36
14
12
13

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
7
4
5
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

4
2
1
0
0
0
1
11
40
60
60
27
5
1
1
14
27
34
40
32
23
15
10
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

26
26
27
27
29
30
31
32
31
31
31
32
32
34
34
32
32
31
30
30
29
29
29
25

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
97
91
83
76
69
65
65
71
69
61
58
58
67
72
77
82
87
88
88
91
91

Pressure (mb)

1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

310
312
313
316
318
319
320
320
321
321
321
320
320
320
321
321
322
322
323
323
323
322
322
324

Wednesday 8

Waning Crescent 43%

01:03

14:32

04 OK
05 OK
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 OK
19 OK
20 OK
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 OK

Sun - Rise: 05:49, Set: 20:36, Transit: 13:12. Moon - Rise: 01:03, Set: 14:32. Civil Dark: 21:08 - 05:17. Nautical Dark: 21:48 - 04:37. Astro Dark: 22:33 - 03:52

Total Clouds (% Sky Obscured)

10
34
58
85
82
78
73
64
66
68
67
63
58
52
42
34
24
15
7
4
5
4
13
23

Low Clouds (% Sky Obscured)

0
0
0
0
18
36
54
50
48
45
34
21
8
5
3
0
0
0
0
0
0
0
5
10

Medium Clouds (% Sky Obscured)

10
6
3
0
2
3
3
2
5
9
20
45
41
37
33
26
16
8
0
0
0
0
0
0

High Clouds (% Sky Obscured)

10
34
58
85
73
60
44
20
6
3
7
11
14
11
15
24
23
15
7
4
5
4
13
23

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

Chance of Frost

Temperature (°C)

22
21
22
23
24
25
26
28
29
30
30
31
31
31
30
29
28
27
26
26
25
25
24
24

Feels Like (°C)

25
26
25
25
25
27
27
27
28
29
29
36
35
35
34
33
33
29
30
31
30
30
29
27

Dew Point (°C)

21
21
21
21
22
21
21
21
21
20
20
22
22
24
23
23
23
23
22
22
21
21
20
20

Relative Humidity (%)

94
95
94
91
89
80
72
65
61
57
53
57
61
66
68
71
74
75
77
78
79
79
78
78

Pressure (mb)

1014
1014
1014
1014
1015
1015
1015
1015
1015
1014
1014
1014
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014

Ozone (du)

326
327
328
329
330
329
328
327
325
324
323
323
323
323
325
326
327
327
327
327
326
325
324
324

Thursday 9

Waning Crescent 32%

01:39

15:46

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

Sun - Rise: 05:49, Set: 20:36, Transit: 13:13. Moon - Rise: 01:39, Set: 15:46. Civil Dark: 21:07 - 05:18. Nautical Dark: 21:47 - 04:38. Astro Dark: 22:33 - 03:53

Total Clouds (% Sky Obscured)

40
65
83
100
84
68
52
39
25
15
26
37
40
44
39
33
32
36
14
21
35
47

Low Clouds (% Sky Obscured)

15
10
5
0
0
0
0
8
16
15
23
22
22
14
8
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
1
2
2
2
3
6
9
15
24
28
26
22
26
30
14
15
7
2

High Clouds (% Sky Obscured)

40
65
83
100
84
65
44
26
11
1
2
3
3
7
13
21
16
8
0
7
9
12

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 (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
23
24
24
25
27
29
30
31
32
33
33
34
34
33
32
31
30
28
27
26
26

Feels Like (°C)

27
27
26
26
25
28
28
29
30
31
32
39
38
38
38
38
39
33
32
31
31
30

Dew Point (°C)

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

Relative Humidity (%)

77
77
73
72
69
64
58
53
51
48
45
45
45
45
50
56
63
65
67
69
71
75

Pressure (mb)

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

Ozone (du)

324
325
325
325
326
326
326
327
326
326
326
325
324
323
321
320
318
318
317
316
318
319

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

Generated: 03/07/26 04:53:50. Forecast: 03/07/26 to 09/07/26. Timezone: UTC-4.00