Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 10

Third Quarter 37%

03:35

No Set

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

Sun - Rise: 06:34, Set: 19:40, Transit: 13:08. Moon - Rise: 03:35, Set: No Set. Civil Dark: 20:08 - 06:07. Nautical Dark: 20:41 - 05:34. Astro Dark: 21:15 - 05:00

Total Clouds (% Sky Obscured)

16
13
2
2
2
6
14
84
85
87
100
77
100
78
100
87
44
55
77
100
91
65
26
25

Low Clouds (% Sky Obscured)

0
0
0
0
0
3
4
1
0
0
43
53
70
47
11
20
18
24
36
69
75
65
22
18

Medium Clouds (% Sky Obscured)

0
0
0
0
0
4
5
42
3
24
28
21
22
59
99
51
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
1
1
1
1
2
7
84
85
86
99
23
69
4
98
78
44
55
57
52
25
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
3
5
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
8
8
8
8
8
7
6
6
6
6
6
5
5
5
6
8
9
10
10
11
11
10
9

Chance of Frost

Temperature (°C)

19
21
22
23
23
23
22
19
17
16
15
15
14
13
14
14
14
14
14
14
14
15
17
18

Feels Like (°C)

17
20
21
22
23
23
21
18
16
15
13
12
12
11
11
11
11
12
11
10
10
11
13
15

Dew Point (°C)

6
7
8
8
9
10
11
9
10
10
9
8
8
6
8
9
11
12
12
11
10
9
9
8

Relative Humidity (%)

42
40
38
37
40
45
51
53
60
64
65
65
64
62
67
73
84
86
87
82
73
67
59
52

Pressure (mb)

1025
1024
1023
1022
1021
1021
1021
1021
1022
1022
1021
1021
1021
1021
1021
1021
1022
1023
1025
1026
1026
1027
1027
1027

Ozone (du)

340
340
341
340
342
342
343
345
346
344
341
344
343
343
344
339
340
341
341
342
342
341
341
342

Saturday 11

Waning Crescent 28%

04:05

13:24

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

Sun - Rise: 06:33, Set: 19:41, Transit: 13:08. Moon - Rise: 04:05, Set: 13:24. Civil Dark: 20:09 - 06:05. Nautical Dark: 20:42 - 05:32. Astro Dark: 21:16 - 04:58

Total Clouds (% Sky Obscured)

22
17
6
1
1
0
0
0
0
0
0
0
0
16
36
54
52
81
69
30
8
55
43
27

Low Clouds (% Sky Obscured)

14
11
5
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
49
15
10
7
19
2
4

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
15
36
54
52
61
25
18
2
28
20
27

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)

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

Chance of Frost

Temperature (°C)

19
19
20
20
20
19
18
16
14
13
12
12
11
11
10
9
9
7
7
9
10
12
15
16

Feels Like (°C)

16
17
17
18
18
18
18
15
13
12
12
11
11
11
9
8
8
6
5
5
7
10
11
12

Dew Point (°C)

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

Relative Humidity (%)

48
44
42
40
40
46
55
58
60
57
58
59
64
68
69
70
68
67
70
68
56
51
47
45

Pressure (mb)

1027
1026
1026
1026
1026
1026
1026
1027
1028
1028
1029
1029
1029
1030
1030
1030
1030
1031
1031
1032
1032
1032
1032
1031

Ozone (du)

341
338
339
341
341
342
342
345
344
344
346
347
348
346
346
346
345
345
343
338
337
337
335
333

Sunday 12

Waning Crescent 19%

04:31

14:30

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

Sun - Rise: 06:31, Set: 19:42, Transit: 13:08. Moon - Rise: 04:31, Set: 14:30. Civil Dark: 20:10 - 06:04. Nautical Dark: 20:43 - 05:31. Astro Dark: 21:17 - 04:56

Total Clouds (% Sky Obscured)

27
15
19
25
91
91
100
43
36
21
7
13
15
20
66
70
90
89
85
77
67
50
55
64

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
6
7
0
0
0
0
16
25
32
32
20
14
0
0
0

Medium Clouds (% Sky Obscured)

22
2
19
2
37
0
4
11
0
3
3
0
0
4
66
70
87
87
79
76
67
50
55
46

High Clouds (% Sky Obscured)

7
15
19
25
85
91
99
43
36
21
7
13
15
11
37
22
22
19
36
33
27
20
34
50

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
1
4
29
25

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
11
11
11
10
10
11
11
10
9
9
9
9
9
9
10
10
10
9
10
10
10
11
11

Chance of Frost

Temperature (°C)

18
20
21
22
21
21
19
16
14
13
13
13
13
13
13
13
14
14
15
15
18
19
21
22

Feels Like (°C)

14
16
17
18
19
18
15
12
10
9
9
9
10
10
10
10
11
11
12
13
15
17
18
20

Dew Point (°C)

6
7
8
10
11
11
10
8
7
6
6
7
8
8
9
10
11
12
12
13
14
15
16
18

Relative Humidity (%)

43
44
45
47
51
53
57
59
62
64
64
66
72
75
77
79
82
86
86
85
79
78
75
80

Pressure (mb)

1030
1028
1027
1026
1025
1025
1025
1025
1026
1025
1025
1024
1024
1023
1023
1022
1022
1021
1021
1022
1022
1021
1021
1020

Ozone (du)

332
328
328
324
323
321
318
319
318
316
317
316
314
309
307
307
308
307
306
306
305
303
301
300

Monday 13

Waning Crescent 11%

04:56

15:38

13 Bad
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 OK
04 Bad
05 Bad
06 OK
07 Good
08 OK
09 OK
10 OK
11 OK
12 OK

Sun - Rise: 06:30, Set: 19:43, Transit: 13:07. Moon - Rise: 04:56, Set: 15:38. Civil Dark: 20:11 - 06:02. Nautical Dark: 20:44 - 05:29. Astro Dark: 21:19 - 04:54

Total Clouds (% Sky Obscured)

72
69
65
60
75
86
97
89
82
60
44
38
28
19
18
53
49
48
15
26
36
24
31
40

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
3
4
3
1
0
2
3
5
5
5
5
11
17

Medium Clouds (% Sky Obscured)

38
43
48
54
30
42
48
52
53
54
44
38
28
19
14
5
5
5
4
8
12
16
14
11

High Clouds (% Sky Obscured)

69
59
49
39
61
73
76
65
34
31
14
9
3
4
9
53
49
48
12
26
36
9
23
40

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
0
1
8
5
1
0
2
16
3
10
5
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)

11
12
12
12
12
13
10
8
7
6
5
4
4
3
3
3
3
3
3
3
4
6
7
6

Chance of Frost

Temperature (°C)

23
25
26
27
27
26
24
23
22
21
20
19
19
18
18
18
17
18
18
18
21
23
25
26

Feels Like (°C)

21
23
25
25
26
24
23
23
21
20
20
20
20
19
19
19
17
17
17
19
20
22
25
26

Dew Point (°C)

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

Relative Humidity (%)

83
78
64
54
62
63
69
74
72
73
78
81
84
86
89
90
88
86
83
76
65
59
54
52

Pressure (mb)

1020
1019
1018
1017
1016
1016
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1020
1020
1020
1019

Ozone (du)

298
300
303
302
304
305
305
305
304
301
297
296
294
293
293
292
292
290
290
291
290
287
289
290

Tuesday 14

Waning Crescent 5%

05:19

16:46

13 OK
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
10 Bad
11 Bad
12 Bad

Sun - Rise: 06:29, Set: 19:44, Transit: 13:07. Moon - Rise: 05:19, Set: 16:46. Civil Dark: 20:12 - 06:01. Nautical Dark: 20:45 - 05:27. Astro Dark: 21:20 - 04:53

Total Clouds (% Sky Obscured)

48
68
82
100
83
100
96
98
97
95
97
98
100
51
61
61
67
76
81
79
79
80
82
86

Low Clouds (% Sky Obscured)

24
16
8
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)

8
19
27
38
36
39
39
28
15
0
0
0
0
38
28
16
26
36
47
32
22
21
34
45

High Clouds (% Sky Obscured)

48
68
81
100
72
100
89
98
97
91
97
98
99
51
61
61
67
76
78
54
30
11
10
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 (%)

0
0
0
0
0
0
0
3
4
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

16
16
16
16
17
17
17
15
13
13
13
13
13
13
13
14
14
14
15
15
15
16
16
15

Relative Humidity (%)

50
50
48
47
49
53
59
57
53
56
60
64
67
70
71
72
75
75
74
74
64
56
50
45

Pressure (mb)

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

Ozone (du)

289
288
286
285
284
283
284
283
283
281
280
281
282
282
282
281
280
282
283
284
284
283
282
282

Wednesday 15

Waning Crescent 1%

05:44

17:56

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
10 Bad
11 Bad
12 Bad

Sun - Rise: 06:27, Set: 19:45, Transit: 13:07. Moon - Rise: 05:44, Set: 17:56. Civil Dark: 20:13 - 05:59. Nautical Dark: 20:46 - 05:26. Astro Dark: 21:21 - 04:51

Total Clouds (% Sky Obscured)

86
88
89
95
90
86
80
79
78
78
85
93
100
84
72
66
77
77
70
65
59
54
58
63

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)

57
43
26
11
28
46
54
58
63
73
78
82
87
63
40
17
12
7
2
1
1
1
6
10

High Clouds (% Sky Obscured)

24
46
68
90
78
65
53
44
34
25
32
41
72
41
42
66
77
75
68
64
59
54
58
63

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
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
2
1
0
5
12
19
25
40
57
45
36
5
7
4
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

29
30
30
30
30
28
26
24
22
21
19
19
19
18
18
17
17
17
16
16
17
18
20
21

Feels Like (°C)

25
27
29
28
28
28
28
28
21
21
21
20
20
19
16
17
16
17
16
16
14
14
15
16

Dew Point (°C)

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

Relative Humidity (%)

41
37
37
36
37
42
47
54
62
71
82
84
85
88
85
83
81
78
77
75
68
61
56
52

Pressure (mb)

1015
1014
1013
1013
1012
1012
1012
1012
1013
1013
1014
1014
1014
1014
1014
1014
1014
1015
1016
1016
1017
1017
1017
1017

Ozone (du)

282
282
282
282
282
283
283
284
285
287
288
291
294
297
300
302
305
307
310
312
312
312
312
313

Thursday 16

Waning Crescent 1%

06:12

19:10

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

Sun - Rise: 06:26, Set: 19:46, Transit: 13:07. Moon - Rise: 06:12, Set: 19:10. Civil Dark: 20:14 - 05:58. Nautical Dark: 20:48 - 05:24. Astro Dark: 21:23 - 04:49

Total Clouds (% Sky Obscured)

68
65
63
59
69
83
93
85
75
66
64
77
85
89
91
91
94
97
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
7
14
24
22
18
16

Medium Clouds (% Sky Obscured)

15
14
14
13
4
4
4
19
30
35
33
35
27
27
21
13
14
14
8

High Clouds (% Sky Obscured)

68
65
63
59
69
83
93
71
51
39
40
37
14
20
32
40
49
61
72

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
2
3
3
16
22
25
20
16
0
9
17
10
3
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
23
23
23
23
21
20
18
17
17
16
15
15
14
14
14
13
14
14

Feels Like (°C)

17
17
21
21
21
21
21
21
15
16
16
16
15
15
12
13
13
13
12

Dew Point (°C)

11
11
11
11
11
11
11
12
11
10
10
10
10
10
10
10
9
9
10

Relative Humidity (%)

50
46
46
46
45
51
57
65
65
65
66
68
71
75
76
76
76
75
73

Pressure (mb)

1016
1016
1016
1016
1016
1016
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019
1019
1020
1020

Ozone (du)

314
315
316
317
319
319
320
320
322
323
325
326
327
329
328
328
327
328
329

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

Generated: 10/04/26 12:35:52. Forecast: 10/04/26 to 16/04/26. Timezone: UTC-4.00