Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 9

Waning Crescent 32%

01:39

15:46

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 OK
02 OK
03 Bad
04 OK
05 Good

Sun - Rise: 05:50, Set: 20:36, Transit: 13:13. Moon - Rise: 01:39, Set: 15:46. Civil Dark: 21:07 - 05:18. Nautical Dark: 21:47 - 04:39. Astro Dark: 22:33 - 03:53

Total Clouds (% Sky Obscured)

94
100
100
100
96
100
100
100
100
52
42
40
97
88
81
76
74
71
70
36
29
50
35
8

Low Clouds (% Sky Obscured)

90
100
100
94
95
93
92
80
85
48
42
40
61
46
38
42
52
51
48
36
29
27
0
0

Medium Clouds (% Sky Obscured)

48
48
38
32
28
24
41
75
23
14
1
0
39
1
2
1
1
23
25
2
2
0
0
0

High Clouds (% Sky Obscured)

50
45
45
45
45
40
100
100
100
43
42
40
45
45
70
65
63
65
68
5
0
13
18
6

ISS Passover

Visibility (miles)

0
0
1
1
2
9
9
9
9
9
9
9
9
6
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
41
43
0
1
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

1
19
20
95
95
95
95
95
95
86
95
95
95
95
95
32
9
0
0
0
0
0
0
0

Precipitation Amount (mm)

2.1
1.6
1.7
1.3
0.9
1.2
1.3
1
0.4
0.2
1
0
0.7
0.4
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

24
24
24
23
24
24
25
25
25
26
26
26
26
25
25
24
24
23
23
23
23
23
23
23

Feels Like (°C)

28
26
26
25
27
27
27
28
28
29
30
30
30
27
29
28
27
27
25
25
26
26
26
26

Dew Point (°C)

24
23
23
22
23
22
21
20
19
18
17
16
15
20
23
22
22
22
22
22
21
21
21
21

Relative Humidity (%)

98
97
95
95
95
87
82
73
68
61
57
53
53
73
87
89
92
92
91
91
91
89
91
91

Pressure (mb)

1014
1014
1014
1014
1014
1014
1013
1013
1012
1012
1011
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

320
321
320
320
322
323
321
321
321
323
324
324
321
321
319
321
323
323
321
320
317
312
309
309

Friday 10

Waning Crescent 21%

02:24

17:03

06 Good
07 Bad
08 Good
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
04 Bad
05 Bad

Sun - Rise: 05:51, Set: 20:35, Transit: 13:13. Moon - Rise: 02:24, Set: 17:03. Civil Dark: 21:07 - 05:19. Nautical Dark: 21:47 - 04:39. Astro Dark: 22:32 - 03:55

Total Clouds (% Sky Obscured)

4
52
6
63
100
100
100
100
100
97
80
97
100
100
100
100
100
98
94
85
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
12
27
45
46
39
34
38
41
53
40
26
0
0
0
0
0
0
0
0
17
32

Medium Clouds (% Sky Obscured)

0
6
0
7
0
2
41
38
64
55
32
43
16
5
0
0
4
0
0
0
0
0
8
2

High Clouds (% Sky Obscured)

4
27
6
32
100
100
100
100
100
30
35
95
100
100
100
100
100
92
94
63
100
100
100
100

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
0
0
5
37
10
8
12
26
45
38
12
4
43
56
6
2
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0.3
0.6
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

21
21
20
20
20
19
20
22
24
24
25
22
21
21
22
22
22
23
22
22
22
22
22
21

Relative Humidity (%)

92
88
79
71
64
58
59
65
68
67
69
60
61
66
75
78
83
88
85
88
89
89
92
91

Pressure (mb)

1011
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

307
306
305
305
305
306
306
306
308
314
315
311
311
312
315
314
313
313
312
311
310
309
309
309

Saturday 11

Waning Crescent 12%

03:21

18:19

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
04 Bad
05 Bad

Sun - Rise: 05:51, Set: 20:35, Transit: 13:13. Moon - Rise: 03:21, Set: 18:19. Civil Dark: 21:06 - 05:20. Nautical Dark: 21:46 - 04:40. Astro Dark: 22:31 - 03:56

Total Clouds (% Sky Obscured)

100
100
90
100
100
100
92
84
86
100
100
100
100
99
100
100
100
100
100
100
100
100
100
95

Low Clouds (% Sky Obscured)

45
37
49
44
36
55
54
41
44
32
32
36
29
0
0
0
41
31
26
27
39
50
62
46

Medium Clouds (% Sky Obscured)

0
0
0
14
25
56
80
81
81
94
73
100
100
87
100
99
100
98
100
80
74
66
58
42

High Clouds (% Sky Obscured)

100
100
73
100
98
100
71
61
71
100
100
45
92
53
100
71
100
100
100
100
100
100
100
79

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
1
9
9
9
9
6
9
9
9
6
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
Light Rain
None
None
Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
7
61
80
95
95
82
45
25
49
64
45
53
63
51
3
3
6
5
9
8
10

Precipitation Amount (mm)

0
0
0
0
0.4
0.6
1
0.5
0.5
0
0
0
0.4
0
0
0.5
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
89
83
73
67
69
69
72
86
87
91
80
87
91
90
91
92
91
91
91
94
94
95
95

Pressure (mb)

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

Ozone (du)

309
308
307
308
307
306
307
306
305
305
304
302
303
304
305
306
306
308
310
312
314
315
318
324

Sunday 12

Waning Crescent 5%

04:30

19:27

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
04 Bad
05 Bad

Sun - Rise: 05:52, Set: 20:34, Transit: 13:13. Moon - Rise: 04:30, Set: 19:27. Civil Dark: 21:06 - 05:21. Nautical Dark: 21:45 - 04:41. Astro Dark: 22:30 - 03:57

Total Clouds (% Sky Obscured)

74
99
100
100
100
100
60
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

34
18
27
44
58
54
50
46
43
39
36
24
16
0
10
12
16
12
8
5
15
24
38
33

Medium Clouds (% Sky Obscured)

19
18
11
5
0
5
11
13
10
5
3
5
9
11
8
4
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

62
99
100
100
100
100
24
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99

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 (%)

7
5
14
14
8
15
16
9
9
8
3
3
2
2
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)

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

Chance of Frost

Temperature (°C)

23
23
23
24
24
26
26
26
27
27
27
28
27
26
25
24
23
22
21
20
19
19
18
18

Feels Like (°C)

23
25
24
24
24
25
25
27
26
25
26
27
26
26
25
23
22
21
20
20
20
19
18
18

Dew Point (°C)

22
22
21
20
18
18
17
16
15
15
15
17
18
18
18
17
16
16
15
15
15
16
16
16

Relative Humidity (%)

94
94
89
78
67
62
56
51
49
47
47
51
59
61
63
64
66
68
70
74
77
81
83
88

Pressure (mb)

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

Ozone (du)

328
332
333
334
334
335
337
336
335
335
333
332
330
329
329
328
328
329
331
334
335
337
339
342

Monday 13

Waning Crescent 1%

05:47

20:25

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

Sun - Rise: 05:53, Set: 20:34, Transit: 13:13. Moon - Rise: 05:47, Set: 20:25. Civil Dark: 21:05 - 05:21. Nautical Dark: 21:45 - 04:42. Astro Dark: 22:29 - 03:58

Total Clouds (% Sky Obscured)

95
100
88
77
71
75
75
70
65
61
50
45
54
50
31
16
3
2
1
0
0
0
0
0

Low Clouds (% Sky Obscured)

31
26
29
33
36
31
25
16
8
7
4
4
10
9
7
5
3
2
1
0
0
0
0
0

Medium 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

High Clouds (% Sky Obscured)

93
100
78
57
46
50
65
70
65
61
50
45
54
50
31
16
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)

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

Chance of Frost

Temperature (°C)

19
20
21
22
23
25
26
27
27
28
28
28
27
25
24
23
22
21
21
20
19
19
19
18

Feels Like (°C)

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

Dew Point (°C)

18
18
17
16
14
13
12
13
13
12
12
13
13
14
16
15
15
14
14
14
15
15
15
15

Relative Humidity (%)

92
88
76
66
56
47
43
41
40
38
38
39
43
50
59
60
62
64
67
70
75
76
78
81

Pressure (mb)

1024
1025
1025
1026
1026
1026
1025
1025
1025
1024
1024
1024
1024
1024
1024
1024
1024
1025
1025
1024
1024
1024
1024
1024

Ozone (du)

343
343
343
343
342
341
341
340
339
340
340
339
338
337
339
339
339
339
341
343
345
347
350
352

Tuesday 14

New Moon 0%

No Rise

21:11

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

Sun - Rise: 05:54, Set: 20:33, Transit: 13:13. Moon - Rise: No Rise, Set: 21:11. Civil Dark: 21:05 - 05:22. Nautical Dark: 21:44 - 04:43. Astro Dark: 22:28 - 03:59

Total Clouds (% Sky Obscured)

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

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

High Clouds (% Sky Obscured)

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

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

Chance of Frost

Temperature (°C)

19
20
21
23
25
27
28
29
30
31
31
31
29
28
27
26
24
23
22
21
21
21
21
21

Feels Like (°C)

21
21
20
25
26
26
27
28
29
34
33
33
32
33
34
27
27
27
26
26
25
21
21
20

Dew Point (°C)

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

Relative Humidity (%)

76
71
67
59
52
45
42
39
35
35
34
33
38
45
51
53
55
56
56
56
55
57
59
61

Pressure (mb)

1024
1024
1024
1024
1024
1024
1023
1022
1022
1021
1020
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1017
1017

Ozone (du)

351
351
350
345
341
336
332
328
324
322
321
319
318
317
317
315
313
312
313
314
315
316
318
319

Wednesday 15

Waxing Crescent 3%

07:07

21:47

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

Sun - Rise: 05:54, Set: 20:33, Transit: 13:13. Moon - Rise: 07:07, Set: 21:47. Civil Dark: 21:04 - 05:23. Nautical Dark: 21:43 - 04:44. Astro Dark: 22:27 - 04:00

Total Clouds (% Sky Obscured)

6
8
13
19
24
28
30
28
32
30
37
25
23
20
27
32
52
70
83
94

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

2
3
2
1
0
0
1
1
1
1
1
1
2
2
2
1
0
14
32
54

High Clouds (% Sky Obscured)

4
4
2
1
0
3
5
7
8
9
9
10
10
11
12
16
23
42
67
83

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
7
9
6
19
24
27
24
18
1
2
2
1
2
2
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)

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

Chance of Frost

Temperature (°C)

21
22
23
25
28
30
31
33
34
34
34
34
33
32
31
29
28
26
26
25

Feels Like (°C)

20
20
20
26
27
28
29
31
32
38
38
39
37
35
33
32
31
30
29
29

Dew Point (°C)

14
16
17
18
19
20
21
21
22
24
26
28
26
24
22
20
19
17
17
17

Relative Humidity (%)

63
65
66
63
59
56
53
51
49
56
63
70
67
63
60
59
58
56
58
61

Pressure (mb)

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

Ozone (du)

318
317
316
316
316
315
315
315
315
315
315
315
314
314
313
313
312
312
312
311

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

Generated: 09/07/26 06:38:12. Forecast: 09/07/26 to 15/07/26. Timezone: UTC-4.00