Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 27

Waxing Gibbous 97%

19:12

04:07

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
04 Bad

Sun - Rise: 05:43, Set: 20:38, Transit: 13:10. Moon - Rise: 19:12, Set: 04:07. Civil Dark: 21:10 - 05:10. Nautical Dark: 21:51 - 04:30. Astro Dark: 22:38 - 03:43

Total Clouds (% Sky Obscured)

85
88
91
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
90
63
73
96
100
100

Low Clouds (% Sky Obscured)

15
50
66
69
87
86
78
84
81
89
80
68
73
70
68
68
71
87
90
63
73
94
87
89

Medium Clouds (% Sky Obscured)

81
88
91
100
100
100
100
95
90
96
76
91
99
74
67
76
71
77
75
63
73
60
45
55

High Clouds (% Sky Obscured)

85
88
91
100
100
100
100
100
100
100
100
100
100
100
100
100
100
90
71
35
30
25
92
100

ISS Passover

Visibility (miles)

5
9
9
9
6
8
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
100
9

Precipitation Type

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

Precipitation Probability (%)

64
67
95
95
95
95
95
88
55
58
36
51
40
38
30
19
18
33
32
36
34
33
9
10

Precipitation Amount (mm)

0.3
0.3
0.9
0.8
1.3
1.9
1.4
0.4
0
0.3
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
22
21
21
21
22
22
22
23
23
23
23
23
22
22
22
22
21
21
21
21
21
21
21

Feels Like (°C)

24
24
23
23
23
23
24
24
25
25
25
25
25
25
24
24
24
23
23
24
25
25
24
23

Dew Point (°C)

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

Relative Humidity (%)

88
91
95
95
96
96
96
96
95
94
91
88
85
85
85
89
94
94
94
96
96
95
96
95

Pressure (mb)

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

Ozone (du)

311
311
312
312
312
311
310
310
310
311
312
313
313
316
316
317
319
320
318
317
316
314
312
310

Sunday 28

Waxing Gibbous 99%

20:07

04:58

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
04 Bad

Sun - Rise: 05:43, Set: 20:38, Transit: 13:11. Moon - Rise: 20:07, Set: 04:58. Civil Dark: 21:10 - 05:11. Nautical Dark: 21:51 - 04:31. Astro Dark: 22:38 - 03:44

Total Clouds (% Sky Obscured)

100
100
100
98
100
100
100
98
100
100
94
80
49
52
41
43
46
49
38
37
49
54
68
76

Low Clouds (% Sky Obscured)

95
96
87
90
90
81
92
94
98
99
75
52
49
49
41
43
46
49
38
25
33
41
54
59

Medium Clouds (% Sky Obscured)

48
54
41
65
70
59
49
43
45
61
50
31
30
39
39
34
36
30
24
35
46
46
51
52

High Clouds (% Sky Obscured)

98
100
100
86
94
64
98
94
95
100
61
18
0
2
0
2
6
4
0
4
4
4
24
41

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
5
6
6
2
9
9
9
4
9
9
9
9
9

Fog (%)

13
20
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
14
62
77

Precipitation Type

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

Precipitation Probability (%)

9
3
1
1
3
13
24
32
45
57
60
59
59
62
81
89
74
77
20
15
7
4
1
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0.2
0.3
0.4
0.6
0.5
0.3
0.5
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
21
21
21
22
22
23
24
24
24
25
26
26
26
26
25
24
23
23
23
21
21
21
21

Feels Like (°C)

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

Dew Point (°C)

21
20
20
19
19
18
20
21
18
18
18
20
21
20
21
22
23
22
22
22
21
20
20
20

Relative Humidity (%)

96
95
94
89
87
79
84
83
69
68
66
68
72
70
77
84
91
92
95
97
96
95
96
95

Pressure (mb)

1014
1014
1015
1015
1015
1015
1016
1015
1015
1015
1014
1014
1014
1014
1014
1014
1015
1015
1016
1016
1016
1016
1016
1016

Ozone (du)

308
308
307
305
306
308
310
311
313
315
317
320
323
324
328
328
326
324
322
319
314
316
315
314

Monday 29

Full Moon 100%

20:54

04:58

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

Sun - Rise: 05:44, Set: 20:38, Transit: 13:11. Moon - Rise: 20:54, Set: 04:58. Civil Dark: 21:10 - 05:11. Nautical Dark: 21:51 - 04:31. Astro Dark: 22:38 - 03:44

Total Clouds (% Sky Obscured)

77
71
77
74
98
73
67
56
41
59
79
78
69
62
19
13
12
5
10
14
11
8
4
5

Low Clouds (% Sky Obscured)

55
44
51
53
46
42
44
33
14
0
5
4
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

47
38
34
32
30
22
21
6
3
6
14
19
13
15
18
13
12
5
10
14
11
8
4
3

High Clouds (% Sky Obscured)

45
33
18
29
97
45
53
16
3
5
6
6
4
5
9
4
5
0
0
0
0
0
0
5

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

52
9
2
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
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
3
15
21
41
66
59
54
48
37
31
18
24
24
9
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

20
19
20
20
20
19
20
20
21
23
24
24
24
24
23
22
21
20
20
20
19
19
19
18

Relative Humidity (%)

95
95
95
89
84
75
73
67
65
68
70
71
72
72
73
78
82
85
88
88
89
92
93
93

Pressure (mb)

1017
1017
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1021
1021
1021
1021
1021
1021

Ozone (du)

312
314
315
316
313
314
314
314
314
314
313
313
312
311
310
311
312
312
312
312
309
309
310
309

Tuesday 30

Waning Gibbous 99%

21:34

05:55

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

Sun - Rise: 05:44, Set: 20:38, Transit: 13:11. Moon - Rise: 21:34, Set: 05:55. Civil Dark: 21:10 - 05:12. Nautical Dark: 21:51 - 04:32. Astro Dark: 22:37 - 03:45

Total Clouds (% Sky Obscured)

5
4
6
6
7
9
2
10
11
9
8
22
11
44
42
60
54
44
38
19
14
52
8
13

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)

2
1
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)

5
4
6
6
7
9
1
9
7
6
5
22
11
44
42
60
54
44
38
19
14
52
6
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
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)

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

Chance of Frost

Temperature (°C)

19
20
21
21
23
25
27
28
29
31
31
31
32
30
29
28
26
25
23
23
23
22
22
21

Feels Like (°C)

22
23
25
25
27
28
30
32
32
34
34
35
35
34
32
29
27
24
24
23
24
24
22
23

Dew Point (°C)

18
19
19
18
18
19
19
19
19
19
18
18
18
18
19
20
19
18
17
17
18
17
17
18

Relative Humidity (%)

93
93
89
80
73
67
61
57
52
48
45
45
44
46
54
62
65
66
66
71
73
75
76
81

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1019
1019
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

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

Wednesday 1

Waning Gibbous 95%

22:08

06:56

05 OK
06 OK
07 Good
08 Good
09 Good
10 Good
11 Good
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 Good
02 Good
03 Good
04 Good

Sun - Rise: 05:45, Set: 20:38, Transit: 13:11. Moon - Rise: 22:08, Set: 06:56. Civil Dark: 21:10 - 05:12. Nautical Dark: 21:50 - 04:32. Astro Dark: 22:37 - 03:46

Total Clouds (% Sky Obscured)

36
30
3
5
2
2
1
1
0
7
13
16
12
10
6
4
2
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
4
7
6
6
5
4
2
1
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
0

High Clouds (% Sky Obscured)

36
30
3
5
2
2
1
1
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
0
0
0
0
0
0
0
0
0
0
0
0
7
13
17
22
19
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)

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

Chance of Frost

Temperature (°C)

21
22
22
23
25
27
29
31
33
35
35
36
36
35
34
32
31
29
27
27
26
25
25
24

Feels Like (°C)

23
24
25
27
29
31
33
35
37
39
39
40
40
40
40
37
37
36
36
34
34
34
29
28

Dew Point (°C)

18
20
20
19
19
19
20
20
21
22
22
22
22
21
23
23
22
21
21
21
21
21
20
19

Relative Humidity (%)

84
88
84
77
69
62
57
53
49
46
45
45
44
44
53
57
59
62
66
69
73
77
76
74

Pressure (mb)

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

Ozone (du)

308
309
309
309
310
310
309
308
308
309
309
309
308
308
307
307
307
306
305
305
305
305
305
304

Thursday 2

Waning Gibbous 90%

22:37

08:00

05 Good
06 OK
07 OK
08 OK
09 Bad
10 Bad
11 Bad
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 Good
02 Good
03 OK
04 OK

Sun - Rise: 05:45, Set: 20:38, Transit: 13:11. Moon - Rise: 22:37, Set: 08:00. Civil Dark: 21:10 - 05:13. Nautical Dark: 21:50 - 04:33. Astro Dark: 22:37 - 03:47

Total Clouds (% Sky Obscured)

12
23
32
42
50
51
38
22
15
13
13
13
10
5
3
6
8
15
10
15
15
15
20
44

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)

1
3
3
3
3
2
1
1
0
0
0
0
0
0
0
0
0
1
6
8
11
15
20
44

High Clouds (% Sky Obscured)

7
17
16
32
42
47
29
15
15
13
13
13
10
5
3
6
8
15
10
15
15
15
20
44

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
Very Light Rain
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
3
8
9
40
59
75
67
51
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

24
25
26
27
30
32
35
36
38
39
39
39
39
38
36
34
32
30
28
28
28
27
27
27

Feels Like (°C)

28
28
28
28
34
34
36
37
38
39
44
43
42
41
42
41
37
37
38
36
34
31
28
28

Dew Point (°C)

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

Relative Humidity (%)

72
70
70
68
63
57
53
49
47
44
44
42
42
46
51
56
66
76
88
85
82
78
79
82

Pressure (mb)

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

Ozone (du)

304
304
303
303
303
303
303
304
304
304
303
303
303
302
301
301
300
300
300
300
300
300
300
300

Friday 3

Waning Gibbous 83%

23:02

09:03

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

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 - 04:34. Astro Dark: 22:36 - 03:48

Total Clouds (% Sky Obscured)

58
50
42
34
26
18
19
19
18
25
28
34
29
29
27
32
36
48
63
76
78

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
2
4
5
3
2
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

36
24
14
15
12
8
8
8
8
14
20
24
21
21
20
15
10
4
4
4
5

High Clouds (% Sky Obscured)

58
49
27
22
16
12
10
9
9
11
13
14
11
10
10
16
21
28
25
42
49

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

Fog (%)

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
Light Rain
Light Rain
Light Rain
Very Light Rain
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
19
27
26
50
67
83
68
50
16

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.7
0.5
0.2
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

26
27
28
29
31
34
36
37
38
40
40
40
40
38
37
35
34
32
30
29
28

Feels Like (°C)

27
27
27
26
34
36
37
38
39
40
45
44
43
42
43
43
37
38
39
37
35

Dew Point (°C)

23
23
24
24
24
25
26
25
26
26
25
25
24
24
26
27
27
29
29
28
27

Relative Humidity (%)

83
79
76
73
66
60
54
51
48
46
43
41
39
45
52
61
69
81
94
94
91

Pressure (mb)

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

Ozone (du)

299
300
301
301
302
302
302
303
303
304
304
305
305
305
306
306
306
306
307
307
308

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

Generated: 27/06/26 05:12:09. Forecast: 27/06/26 to 03/07/26. Timezone: UTC-4.00