Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 2

Waning Gibbous 78%

22:15

11:13

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: 06:10, Set: 20:18, Transit: 13:13. Moon - Rise: 22:15, Set: 11:13. Civil Dark: 20:47 - 05:40. Nautical Dark: 21:24 - 05:04. Astro Dark: 22:04 - 04:24

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
98
93
100
100
98

Low Clouds (% Sky Obscured)

49
39
29
50
40
38
78
55
74
52
55
61
92
88
83
78
74
70
74
72
63
51
56
46

Medium Clouds (% Sky Obscured)

100
92
81
77
72
86
34
41
96
91
86
81
84
68
71
69
76
65
47
80
39
50
27
23

High Clouds (% Sky Obscured)

100
90
73
100
100
89
100
100
100
100
100
100
100
100
100
98
100
100
100
87
80
100
100
94

ISS Passover

Visibility (miles)

8
9
2
6
3
9
9
9
9
9
9
9
2
7
9
9
9
9
6
9
9
3
7
6

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
47
17
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
95
55
46
33
54
95
95
95
95
81
95
95
71
28
36
52
49
25
18
33
39
32
26

Precipitation Amount (mm)

0.5
0.2
0
0
0
0
1.3
2.7
1.2
0.8
0.2
0.5
0.4
0.5
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
8
8
6
6
6
6
8
7
7
9
8
8
8
9
8
8
7
7
8
7
8
6
7

Chance of Frost

Temperature (°C)

27
26
26
27
27
27
27
26
25
24
24
24
24
24
24
24
24
24
24
24
25
26
27
28

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
91
90
91
91
88
87
92
97
95
95
98
98
98
97
97
95
97
98
97
94
87
83
73

Pressure (mb)

1011
1010
1010
1009
1009
1008
1008
1008
1008
1008
1008
1008
1008
1007
1007
1007
1007
1008
1008
1009
1009
1009
1009
1010

Ozone (du)

297
299
301
302
302
303
303
304
303
305
304
304
304
303
303
302
301
301
302
302
302
304
304
306

Monday 3

Waning Gibbous 69%

22:39

12:22

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

Sun - Rise: 06:11, Set: 20:17, Transit: 13:13. Moon - Rise: 22:39, Set: 12:22. Civil Dark: 20:46 - 05:41. Nautical Dark: 21:23 - 05:05. Astro Dark: 22:02 - 04:26

Total Clouds (% Sky Obscured)

96
99
86
85
93
94
61
57
60
51
37
30
28
71
100
100
94
100
100
100
100
95
90
80

Low Clouds (% Sky Obscured)

33
47
38
55
29
33
34
17
8
4
0
1
0
0
0
0
0
0
0
0
17
19
56
59

Medium Clouds (% Sky Obscured)

19
15
17
22
0
12
1
4
10
5
1
0
0
0
0
0
0
0
0
0
0
0
1
1

High Clouds (% Sky Obscured)

88
97
55
69
92
82
30
33
30
30
25
20
14
66
100
100
94
100
100
100
100
90
75
57

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 (%)

21
15
17
20
21
9
6
5
5
4
5
4
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

30
31
31
32
32
31
30
28
27
26
25
24
22
21
21
21
20
20
20
21
23
24
26
26

Dew Point (°C)

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

Relative Humidity (%)

64
58
56
55
53
55
64
68
69
70
72
78
74
69
70
69
70
70
71
70
65
62
63
58

Pressure (mb)

1010
1010
1010
1009
1010
1010
1011
1012
1012
1013
1014
1014
1015
1015
1015
1016
1016
1016
1017
1018
1018
1018
1018
1018

Ozone (du)

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

Tuesday 4

Waning Gibbous 58%

23:05

No Set

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: 06:12, Set: 20:16, Transit: 13:13. Moon - Rise: 23:05, Set: No Set. Civil Dark: 20:45 - 05:42. Nautical Dark: 21:21 - 05:06. Astro Dark: 22:00 - 04:27

Total Clouds (% Sky Obscured)

89
90
91
100
100
100
100
100
99
100
74
96
49
81
77
98
99
99
99
98
97
96
87
90

Low Clouds (% Sky Obscured)

63
63
54
39
46
29
24
44
52
55
70
78
49
78
74
66
74
83
92
86
81
76
75
74

Medium Clouds (% Sky Obscured)

4
22
25
19
43
83
87
88
85
98
49
77
46
53
67
88
94
94
93
87
78
70
30
55

High Clouds (% Sky Obscured)

63
47
57
100
100
100
100
100
77
74
59
85
16
52
26
60
8
10
9
6
9
10
8
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
Very Light Rain
None
None
None
None
None
None
None
None
None
Very Light Rain

Precipitation Probability (%)

0
1
3
4
5
5
4
5
8
10
22
47
58
76
74
50
36
46
38
35
45
51
56
60

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
53
50
50
51
56
63
66
73
82
85
89
91
92
91
92
92
91
89
87
87
87
79
75

Pressure (mb)

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

Ozone (du)

304
303
301
300
299
299
299
298
298
298
297
296
295
295
295
294
294
295
295
294
294
295
296
296

Wednesday 5

Third Quarter 46%

23:37

13:33

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: 06:12, Set: 20:15, Transit: 13:13. Moon - Rise: 23:37, Set: 13:33. Civil Dark: 20:44 - 05:43. Nautical Dark: 21:20 - 05:07. Astro Dark: 21:59 - 04:29

Total Clouds (% Sky Obscured)

88
71
83
65
76
84
88
77
75
76
80
84
79
77
81
88
88
85
83
76
70
51
45
43

Low Clouds (% Sky Obscured)

73
65
57
50
50
50
51
45
40
32
40
49
59
64
69
75
73
71
71
65
58
50
45
43

Medium Clouds (% Sky Obscured)

48
18
21
38
56
69
68
64
50
58
56
64
42
13
32
51
69
61
57
56
39
3
7
8

High Clouds (% Sky Obscured)

3
3
4
5
15
24
33
24
54
67
65
66
7
18
3
3
6
2
0
0
0
0
1
0

ISS Passover

Visibility (miles)

9
9
4
7
4
3
9
9
9
9
9
9
9
7
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
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

53
67
64
58
76
69
39
12
7
0
1
2
1
2
2
1
2
2
0
3
4
2
6
8

Precipitation Amount (mm)

0
0.5
0.4
0.3
0.7
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
76
75
79
70
80
83
88
91
92
95
97
97
97
95
95
95
95
95
94
92
81
64
56

Pressure (mb)

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

Ozone (du)

296
297
298
298
298
298
298
298
299
300
300
299
298
298
298
298
299
298
299
300
301
302
301
302

Thursday 6

Waning Crescent 34%

00:17

14:47

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 OK
10 OK
11 Bad
12 Bad

Sun - Rise: 06:13, Set: 20:13, Transit: 13:13. Moon - Rise: 00:17, Set: 14:47. Civil Dark: 20:43 - 05:44. Nautical Dark: 21:18 - 05:08. Astro Dark: 21:57 - 04:30

Total Clouds (% Sky Obscured)

62
80
90
100
99
98
96
76
78
81
81
81
81
55
56
58
61
58
67
59
47
36
46
55

Low Clouds (% Sky Obscured)

48
51
54
57
53
50
46
40
33
27
29
28
28
2
5
6
18
29
42
39
31
28
29
31

Medium Clouds (% Sky Obscured)

11
9
11
8
9
10
42
8
4
0
0
2
3
11
18
25
17
8
2
5
8
11
10
9

High Clouds (% Sky Obscured)

0
27
55
81
79
84
70
76
78
81
81
81
81
44
42
39
50
58
66
47
26
1
11
18

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 (%)

9
10
10
7
12
15
15
27
33
29
36
28
0
7
5
0
1
0
0
0
0
0
5
6

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
11
9
9
9
9
9
7
6
5
5
6
6
6
4
4
4
4
4
4
4
5
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

51
48
53
54
57
58
56
59
65
68
71
72
76
79
82
83
85
83
80
79
69
61
54
51

Pressure (mb)

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

Ozone (du)

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

Friday 7

Waning Crescent 23%

01:07

16:01

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: 06:14, Set: 20:12, Transit: 13:13. Moon - Rise: 01:07, Set: 16:01. Civil Dark: 20:41 - 05:45. Nautical Dark: 21:17 - 05:10. Astro Dark: 21:56 - 04:31

Total Clouds (% Sky Obscured)

65
70
73
76
79
88
93
94
95
95
90
85
81
72
62
52
67
81
95
93
92
91
76
62

Low Clouds (% Sky Obscured)

33
32
30
32
40
50
60
47
34
21
21
20
19
12
6
0
11
23
36
40
44
48
46
44

Medium Clouds (% Sky Obscured)

8
8
8
8
17
28
36
28
21
15
21
29
37
23
11
2
2
1
1
8
19
30
21
11

High Clouds (% Sky Obscured)

26
43
61
76
79
87
91
91
90
89
85
82
79
68
58
47
63
80
95
93
92
91
67
48

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

Precipitation Probability (%)

7
14
19
20
62
86
95
74
61
58
52
41
18
14
8
1
1
0
0
15
23
30
33
35

Precipitation Amount (mm)

0
0
0
0
0
0.3
0.5
0.3
0
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

33
34
38
37
36
37
39
41
27
27
28
28
28
27
28
27
27
26
26
25
29
29
28
29

Dew Point (°C)

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

Relative Humidity (%)

47
46
43
42
41
53
70
91
91
90
90
91
92
92
94
92
91
89
85
84
74
63
54
50

Pressure (mb)

1020
1020
1019
1019
1018
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1019
1019
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

302
302
302
302
301
302
302
302
303
303
304
304
305
306
305
305
305
305
306
306
307
309
310
310

Saturday 8

Waning Crescent 14%

02:09

17:11

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: 06:15, Set: 20:11, Transit: 13:13. Moon - Rise: 02:09, Set: 17:11. Civil Dark: 20:40 - 05:46. Nautical Dark: 21:16 - 05:11. Astro Dark: 21:54 - 04:33

Total Clouds (% Sky Obscured)

48
61
74
86
90
91
89
91
94
100
100
100
100
95
91
87
87
89
89

Low Clouds (% Sky Obscured)

42
41
41
41
38
35
32
35
37
36
34
36
38
35
30
24
30
37
40

Medium Clouds (% Sky Obscured)

0
2
3
5
9
13
20
16
9
1
3
4
6
10
16
21
17
15
12

High Clouds (% Sky Obscured)

29
36
44
61
71
76
81
87
92
100
100
100
100
90
80
73
78
82
84

ISS Passover

Visibility (miles)

9
9
7
5
3
5
7
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
Very 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
Very Light Rain
Light Rain

Precipitation Probability (%)

37
43
51
61
71
78
77
65
54
41
41
38
32
32
28
13
39
50
52

Precipitation Amount (mm)

0
0.2
0.4
0.6
0.7
0.7
0.5
0.4
0.2
0
0
0
0
0
0
0
0
0.3
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

30
31
36
34
33
33
34
35
27
28
29
29
29
28
25
24
24
24
24

Dew Point (°C)

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

Relative Humidity (%)

47
44
45
48
50
58
68
79
83
87
91
91
89
87
88
87
87
85
84

Pressure (mb)

1019
1019
1018
1018
1017
1017
1017
1017
1017
1017
1018
1018
1018
1017
1017
1017
1017
1017
1017

Ozone (du)

309
308
307
306
306
306
307
307
308
309
309
309
308
308
308
308
307
308
309

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

Generated: 02/08/26 13:22:01. Forecast: 02/08/26 to 08/08/26. Timezone: UTC-4.00