Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 15

Waning Gibbous 68%

23:25

12:03

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
13 Bad
14 Bad
15 Bad

Sun - Rise: 05:54, Set: 20:33, Transit: 13:13. Moon - Rise: 23:25, Set: 12:03. Civil Dark: 21:04 - 05:23. Nautical Dark: 21:43 - 04:44. Astro Dark: 22:27 - 04:01

Total Clouds (% Sky Obscured)

60
51
70
74
99
98
100
90
63
76
92
86
61
76
81
93
88
83
97
92
100
92
99
100

Low Clouds (% Sky Obscured)

47
48
29
11
2
5
5
0
0
1
2
9
4
17
24
37
23
21
15
18
25
21
26
45

Medium Clouds (% Sky Obscured)

3
6
10
10
5
1
0
0
4
4
7
2
1
0
0
0
0
0
4
7
5
63
90
92

High Clouds (% Sky Obscured)

8
20
28
42
96
95
100
87
47
57
76
63
32
43
46
45
64
64
95
86
100
77
61
97

ISS Passover

Visibility (miles)

9
9
7
7
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
2
56
100
100
54
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
Very Light Rain

Precipitation Probability (%)

0
0
0
25
4
0
4
18
11
2
1
1
0
0
0
1
10
27
18
23
27
29
40
78

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
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

31
31
31
31
30
27
26
25
24
24
23
23
23
22
22
23
25
27
29
30
30
31
32
32

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
59
66
73
79
83
87
87
87
89
92
92
94
94
95
94
88
83
76
71
68
61
59
57

Pressure (mb)

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

Ozone (du)

303
303
304
306
306
305
305
306
306
304
302
301
302
302
302
303
301
300
299
300
300
299
298
298

Wednesday 16

Waning Gibbous 57%

23:50

13:14

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 OK
08 OK
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 05:55, Set: 20:32, Transit: 13:13. Moon - Rise: 23:50, Set: 13:14. Civil Dark: 21:03 - 05:24. Nautical Dark: 21:42 - 04:45. Astro Dark: 22:26 - 04:02

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
89
73
30
14
74
59
100
90
40
82
44

Low Clouds (% Sky Obscured)

33
90
35
10
27
24
24
35
42
38
35
32
35
37
40
27
0
47
35
29
38
28
23
25

Medium Clouds (% Sky Obscured)

92
89
43
7
4
31
33
3
25
16
36
44
48
30
21
2
1
1
10
0
0
0
37
14

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
67
35
7
14
46
25
100
78
21
41
10

ISS Passover

Visibility (miles)

9
1
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

Moderate Rain
Ice pellet
Ice pellet
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
84
45
45
50
33
3
2
1
2
4
12
3
0
0
0
0
1
2
1
0
0

Precipitation Amount (mm)

8.4
7.6
0.3
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
5
6
7
5
4
4
4
5
4
4
4
4
4
5
6
7
9
11
11
10
10
10

Chance of Frost

Temperature (°C)

31
27
26
27
26
25
24
24
24
25
24
25
25
24
24
24
26
28
29
30
31
32
34
35

Feels Like (°C)

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

Dew Point (°C)

22
27
25
26
25
24
24
24
23
24
24
24
24
24
23
24
25
25
25
24
25
24
24
24

Relative Humidity (%)

57
95
92
94
94
97
95
95
95
97
95
97
98
98
97
97
91
85
77
70
68
61
57
53

Pressure (mb)

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

Ozone (du)

298
297
297
298
300
300
298
299
299
299
300
297
299
300
301
305
307
305
303
303
303
306
303
301

Thursday 17

Third Quarter 45%

00:16

14:28

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

Sun - Rise: 05:56, Set: 20:31, Transit: 13:13. Moon - Rise: 00:16, Set: 14:28. Civil Dark: 21:03 - 05:25. Nautical Dark: 21:41 - 04:46. Astro Dark: 22:25 - 04:03

Total Clouds (% Sky Obscured)

60
56
57
55
66
97
99
96
100
93
68
44
95
80
66
58
70
80
90
94
97
100
100
100

Low Clouds (% Sky Obscured)

29
0
0
0
0
0
20
0
4
0
0
0
0
9
17
3
15
34
57
60
65
69
68
66

Medium Clouds (% Sky Obscured)

27
49
52
50
61
43
22
0
0
9
15
16
6
46
66
58
70
75
79
82
72
70
67
64

High Clouds (% Sky Obscured)

30
30
31
34
29
93
97
87
100
86
48
14
91
59
10
9
28
34
27
51
72
99
99
98

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
9
9
6
6
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
None
Very Light Rain
Light Rain
Light Rain
None
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Ice pellet

Precipitation Probability (%)

1
2
3
1
0
0
2
27
7
2
1
3
13
81
16
43
62
72
38
59
75
61
66
74

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.9
0
0.2
0.5
0.6
0
0.4
0.6
0.2
0.3
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

35
35
35
34
31
30
29
28
27
27
26
26
25
25
24
25
26
26
26
27
28
28
28
28

Feels Like (°C)

39
38
39
38
35
33
32
31
32
30
29
28
27
27
27
27
29
29
29
29
31
32
32
32

Dew Point (°C)

24
25
26
27
26
25
24
24
24
23
23
22
22
22
23
24
24
25
24
24
25
26
27
26

Relative Humidity (%)

53
54
59
67
71
74
76
81
82
82
79
81
82
83
95
94
92
94
87
82
80
86
91
90

Pressure (mb)

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

Ozone (du)

300
299
298
300
301
300
300
299
297
297
298
298
299
299
299
299
298
298
296
297
297
297
297
298

Friday 18

Waning Crescent 33%

00:46

15:44

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
13 Bad
14 Bad
15 Bad

Sun - Rise: 05:57, Set: 20:31, Transit: 13:14. Moon - Rise: 00:46, Set: 15:44. Civil Dark: 21:02 - 05:26. Nautical Dark: 21:40 - 04:47. Astro Dark: 22:24 - 04:04

Total Clouds (% Sky Obscured)

99
100
100
100
99
92
75
78
61
57
48
48
48
54
56
68
82
78
85
95
91
85
85
73

Low Clouds (% Sky Obscured)

64
48
32
16
18
21
23
27
30
33
24
13
3
22
41
60
51
43
34
28
22
15
26
37

Medium Clouds (% Sky Obscured)

48
49
21
2
9
17
24
29
34
39
37
35
38
42
47
49
44
34
29
30
28
24
29
35

High Clouds (% Sky Obscured)

99
100
100
100
95
62
63
72
41
30
30
27
21
27
28
43
51
35
42
74
44
35
35
34

ISS Passover

Visibility (miles)

9
9
9
7
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

Ice pellet
Ice pellet
Ice pellet
Ice pellet
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

91
95
95
95
75
54
7
24
21
12
8
1
6
0
0
0
2
5
5
9
2
3
0
1

Precipitation Amount (mm)

0.5
0.6
0.7
0.7
0.4
0.2
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
3
3
2
3
2
2
2
2
2
3
3
3
3
3
3
3
2
2
3
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

31
31
30
30
29
29
29
29
28
29
29
28
28
28
27
28
29
29
30
32
31
33
34
34

Dew Point (°C)

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

Relative Humidity (%)

90
83
83
87
90
92
94
94
95
97
95
97
97
97
97
95
89
83
74
67
62
61
59
56

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017

Ozone (du)

299
300
300
300
299
301
301
301
300
299
300
300
301
302
303
303
302
302
302
301
300
299
298
297

Saturday 19

Waning Crescent 23%

01:23

No Set

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
13 Bad
14 Bad
15 Bad

Sun - Rise: 05:58, Set: 20:30, Transit: 13:14. Moon - Rise: 01:23, Set: No Set. Civil Dark: 21:01 - 05:27. Nautical Dark: 21:40 - 04:49. Astro Dark: 22:23 - 04:06

Total Clouds (% Sky Obscured)

66
93
53
92
98
86
72
98
98
97
99
98
97
91
87
83
86
92
96
91
88
88
88
95

Low Clouds (% Sky Obscured)

45
36
27
18
24
32
38
36
34
32
9
17
26
17
9
0
13
29
48
48
48
46
43
41

Medium Clouds (% Sky Obscured)

40
33
29
23
33
45
57
60
62
64
18
35
54
68
81
83
86
83
73
70
70
68
68
69

High Clouds (% Sky Obscured)

35
91
38
86
97
73
48
96
94
92
99
98
97
91
87
83
71
62
58
69
85
88
88
95

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
7
5
4
2
4

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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
2
2
2
3
2
0
5
6
4
13
21
26
53
67
78
82
82
81
83
76
83
77
75

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.5
0.6
0.5
0.4
0.5
0.5
0.7
0.5
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

34
35
33
35
30
28
27
28
26
25
25
25
24
25
25
25
25
25
26
27
28
28
28
31

Dew Point (°C)

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

Relative Humidity (%)

55
56
58
68
71
76
78
78
78
79
80
81
83
84
88
92
97
97
95
94
91
87
83
81

Pressure (mb)

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

Ozone (du)

298
298
298
298
297
297
296
296
295
295
294
293
293
292
293
293
294
293
293
292
294
295
296
296

Sunday 20

Waning Crescent 13%

02:10

17:00

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
13 Bad
14 Bad
15 Bad

Sun - Rise: 05:59, Set: 20:29, Transit: 13:14. Moon - Rise: 02:10, Set: 17:00. Civil Dark: 21:00 - 05:28. Nautical Dark: 21:39 - 04:50. Astro Dark: 22:21 - 04:07

Total Clouds (% Sky Obscured)

96
95
97
100
100
100
100
99
97
92
83
74
70
75
84
93
87
80
73
78
83
87
84
79

Low Clouds (% Sky Obscured)

43
39
36
32
33
35
36
34
33
32
34
37
38
49
50
26
8
13
20
40
57
71
62
56

Medium Clouds (% Sky Obscured)

71
68
66
51
39
24
14
13
15
18
11
6
0
0
0
0
5
10
14
9
5
1
11
20

High Clouds (% Sky Obscured)

96
95
97
100
100
100
100
97
90
47
69
57
61
72
79
86
68
55
34
3
0
0
0
0

ISS Passover

Visibility (miles)

7
9
7
4
2
4
5
7
7
8
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

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

Precipitation Probability (%)

76
79
84
91
89
86
73
60
50
34
25
16
2
11
15
15
15
13
7
14
13
12
10
9

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
5
4
4
4
4
4
4
4
5
5
5
6
6
6
7
8
8
9
10
10
9
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
79
82
86
90
91
92
95
95
94
94
94
95
95
92
91
91
83
77
70
68
66
65
65

Pressure (mb)

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

Ozone (du)

297
297
296
296
295
295
294
293
294
294
295
295
295
295
296
296
296
296
296
295
297
299
301
301

Monday 21

Waning Crescent 6%

03:07

18:13

16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 OK
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good

Sun - Rise: 05:59, Set: 20:29, Transit: 13:14. Moon - Rise: 03:07, Set: 18:13. Civil Dark: 20:59 - 05:29. Nautical Dark: 21:38 - 04:51. Astro Dark: 22:20 - 04:08

Total Clouds (% Sky Obscured)

77
80
73
68
64
65
68
57
31
15
12
6
0
0
1
0

Low Clouds (% Sky Obscured)

45
30
21
19
13
6
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

29
27
21
15
9
4
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
16
37
50
51
62
57
47
31
7
5
3
0
0
1
0

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

0
3
4
0
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

29
28
29
28
28
24
24
25
25
25
24
21
21
21
20
21

Dew Point (°C)

20
20
20
20
20
19
18
18
17
17
16
16
15
15
16
16

Relative Humidity (%)

65
65
69
73
78
79
79
80
80
80
80
80
81
81
80
78

Pressure (mb)

1013
1013
1014
1014
1014
1015
1015
1016
1016
1016
1017
1017
1017
1017
1018
1019

Ozone (du)

302
303
302
301
301
301
301
301
303
304
305
306
308
309
309
310

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

Generated: 15/07/25 16:10:09. Forecast: 15/07/25 to 21/07/25. Timezone: UTC-4.00