Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 15

Waxing Crescent 32%

12:40

21:58

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

Sun - Rise: 06:51, Set: 19:14, Transit: 13:03. Moon - Rise: 12:40, Set: 21:58. Civil Dark: 19:40 - 06:25. Nautical Dark: 20:11 - 05:54. Astro Dark: 20:43 - 05:22

Total Clouds (% Sky Obscured)

24
23
11
22
43
39
15
16
19
33
19
2
1
2
1
0
0
0
0
0
3
2
0
0

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
0

High Clouds (% Sky Obscured)

17
23
11
22
42
38
15
16
19
33
19
2
1
2
1
0
0
0
0
0
3
2
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
3
3
3
4
4
3
3
3
3
3
4
5
5
5
6
5
5
5
5
5
4
4
4

Chance of Frost

Temperature (°C)

19
18
18
17
18
18
17
17
17
17
18
20
22
24
25
27
28
28
29
29
28
26
23
23

Feels Like (°C)

19
19
17
17
18
18
17
18
18
18
18
21
24
26
27
28
30
30
31
31
30
28
26
25

Dew Point (°C)

14
13
13
13
15
16
15
16
16
16
15
14
13
13
12
12
12
12
13
14
16
19
19
19

Relative Humidity (%)

70
72
74
78
83
88
88
90
90
90
80
67
56
49
44
40
38
37
37
39
49
67
77
79

Pressure (mb)

1027
1027
1027
1027
1027
1027
1027
1027
1027
1028
1028
1029
1029
1028
1028
1028
1027
1026
1025
1025
1025
1025
1025
1026

Ozone (du)

282
284
285
286
286
285
285
285
287
288
288
289
290
291
290
289
288
288
286
287
287
288
289
289

Wednesday 16

Waxing Crescent 41%

13:40

21:58

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

Sun - Rise: 06:52, Set: 19:12, Transit: 13:02. Moon - Rise: 13:40, Set: 21:58. Civil Dark: 19:39 - 06:26. Nautical Dark: 20:10 - 05:55. Astro Dark: 20:41 - 05:23

Total Clouds (% Sky Obscured)

0
1
4
3
4
9
10
15
24
23
19
21
47
61
61
41
25
35
59
41
81
100
97
74

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
11
17
6
0
0
0
0
0
18
27
4
24
55
60
25

Medium Clouds (% Sky Obscured)

0
1
2
3
3
9
10
15
22
18
14
11
27
22
19
22
20
23
42
33
28
57
47
60

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
1
0
0
0
4
26
49
52
28
2
1
2
2
52
62
60
43

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
1
5
13
12
8
11
13
14

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

Chance of Frost

Temperature (°C)

22
21
21
21
20
20
19
19
19
19
20
22
24
26
28
29
31
31
32
32
31
28
27
26

Feels Like (°C)

25
24
24
23
22
22
21
21
21
20
22
23
26
27
29
31
33
33
34
34
34
31
29
28

Dew Point (°C)

18
18
17
17
16
16
16
15
15
15
15
14
13
13
13
13
14
14
15
15
18
19
19
20

Relative Humidity (%)

80
80
79
77
79
78
78
77
78
80
72
60
50
44
40
37
36
35
36
36
46
58
60
67

Pressure (mb)

1026
1026
1026
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1024
1023
1022
1021
1020
1020
1019
1019
1020
1020

Ozone (du)

289
288
286
284
282
281
282
282
283
283
282
280
279
277
276
276
276
274
272
272
272
270
270
271

Thursday 17

Waxing Crescent 51%

14:35

22:42

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:53, Set: 19:11, Transit: 13:02. Moon - Rise: 14:35, Set: 22:42. Civil Dark: 19:37 - 06:27. Nautical Dark: 20:08 - 05:56. Astro Dark: 20:40 - 05:24

Total Clouds (% Sky Obscured)

94
69
100
91
96
95
86
100
91
70
100
78
82
92
97
85
82
91
90
96
94
97
93
90

Low Clouds (% Sky Obscured)

42
39
46
40
37
35
64
55
48
27
67
57
55
55
76
75
65
71
50
37
20
43
48
62

Medium Clouds (% Sky Obscured)

49
53
67
49
74
59
42
50
38
26
20
2
36
47
47
26
31
32
37
49
47
40
33
22

High Clouds (% Sky Obscured)

87
49
98
44
80
77
86
97
35
35
100
55
42
63
62
14
47
43
61
37
32
56
40
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

24
40
51
55
33
10
13
10
8
3
1
0
1
9
5
8
6
4
2
1
0
0
0
0

Precipitation Amount (mm)

0
0
0.2
0.3
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
2
1
2
2
2
2
2
2
2
2
5
8
8
9
8
8
8
8
7
6
5
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

29
28
29
27
26
26
26
26
26
26
26
27
28
29
30
30
30
30
31
30
30
28
27
26

Dew Point (°C)

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

Relative Humidity (%)

79
87
91
92
91
88
89
91
94
95
87
77
67
58
54
53
49
49
54
56
63
66
65
65

Pressure (mb)

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

Ozone (du)

271
270
270
270
270
269
268
267
267
268
269
267
267
267
266
265
264
264
264
265
266
266
267
269

Friday 18

First Quarter 61%

15:23

23:32

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:54, Set: 19:09, Transit: 13:01. Moon - Rise: 15:23, Set: 23:32. Civil Dark: 19:35 - 06:28. Nautical Dark: 20:06 - 05:57. Astro Dark: 20:38 - 05:25

Total Clouds (% Sky Obscured)

87
72
64
63
86
90
93
93
92
89
91
67
80
66
66
60
84
86
90
84
78
69
68
66

Low Clouds (% Sky Obscured)

76
66
61
63
65
61
61
52
44
34
33
32
31
24
18
14
45
61
70
71
72
68
67
58

Medium Clouds (% Sky Obscured)

11
8
4
0
5
12
17
27
34
43
46
44
42
44
46
45
52
52
50
45
40
32
27
23

High Clouds (% Sky Obscured)

11
15
16
16
65
74
80
71
59
47
48
26
50
24
18
2
24
1
1
2
1
2
2
3

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
49
57
68
73
69
68
68
68
68
70
62
55
51
48
44
43
44
45
50
60
69
71
73

Pressure (mb)

1020
1020
1020
1020
1021
1020
1020
1020
1021
1021
1021
1021
1022
1021
1021
1020
1019
1019
1018
1018
1018
1018
1018
1018

Ozone (du)

271
271
270
270
269
269
268
268
267
268
270
271
272
274
274
273
273
273
272
271
272
271
270
270

Saturday 19

Waxing Gibbous 70%

16:04

00:29

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:55, Set: 19:07, Transit: 13:01. Moon - Rise: 16:04, Set: 00:29. Civil Dark: 19:34 - 06:28. Nautical Dark: 20:05 - 05:57. Astro Dark: 20:36 - 05:26

Total Clouds (% Sky Obscured)

67
64
65
63
64
70
76
79
79
80
76
69
62
59
54
44
91
90
87
89
89
90
90
87

Low Clouds (% Sky Obscured)

62
59
59
61
62
61
64
65
58
52
45
30
28
31
31
44
68
58
51
50
54
56
56
56

Medium Clouds (% Sky Obscured)

19
17
13
10
8
6
2
2
10
45
28
12
22
46
15
30
65
63
61
65
69
73
67
57

High Clouds (% Sky Obscured)

3
0
3
2
45
51
56
62
67
76
73
66
51
39
30
19
22
20
19
30
40
46
48
50

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
4
3
5
6
7
8
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
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

0
0
1
0
1
2
2
8
11
12
5
0
1
39
85
79
71
60
55
45
37
31
39
49

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.8
0.5
0.4
0.3
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

18
17
17
18
18
18
18
18
18
18
18
19
19
19
21
25
28
25
24
24
23
22
22
22

Relative Humidity (%)

73
74
75
77
79
81
84
85
82
82
79
75
69
62
68
81
91
86
81
76
79
82
84
88

Pressure (mb)

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

Ozone (du)

270
270
269
269
269
268
267
267
268
269
270
270
270
269
268
267
267
267
268
268
269
269
270
271

Sunday 20

Waxing Gibbous 79%

16:39

01:29

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:56, Set: 19:06, Transit: 13:01. Moon - Rise: 16:39, Set: 01:29. Civil Dark: 19:32 - 06:29. Nautical Dark: 20:03 - 05:58. Astro Dark: 20:35 - 05:27

Total Clouds (% Sky Obscured)

85
90
92
95
96
97
98
98
98
98
98
97
97
97
98
99
98
97
96
93
91
86
90
94

Low Clouds (% Sky Obscured)

54
63
74
84
85
85
85
86
87
87
83
80
77
79
81
85
82
80
79
80
78
76
75
71

Medium Clouds (% Sky Obscured)

49
51
48
45
54
54
54
52
54
52
53
56
61
71
82
92
90
88
88
71
58
46
58
71

High Clouds (% Sky Obscured)

51
43
30
17
30
46
56
61
61
64
60
58
50
58
64
74
56
31
5
27
50
64
49
42

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

Precipitation Probability (%)

56
72
82
88
86
82
75
71
71
72
74
76
77
70
63
54
55
55
45
52
51
29
36
31

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

22
21
21
21
21
21
20
20
20
19
19
19
18
18
18
19
19
18
17
17
18
18
19
19

Relative Humidity (%)

91
92
94
92
94
92
91
91
91
88
88
83
78
74
74
76
76
74
71
68
74
80
86
88

Pressure (mb)

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

Ozone (du)

272
272
272
271
271
271
271
271
272
272
273
273
273
273
273
273
273
273
273
273
274
274
275
276

Monday 21

Waxing Gibbous 75%

17:09

02:32

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
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 06:57, Set: 19:04, Transit: 13:00. Moon - Rise: 17:09, Set: 02:32. Civil Dark: 19:31 - 06:30. Nautical Dark: 20:02 - 05:59. Astro Dark: 20:33 - 05:28

Total Clouds (% Sky Obscured)

99
99
100
100
98
97
96
97
97
97
97
98
98
98
97
95
95
95
95
89
82
77

Low Clouds (% Sky Obscured)

68
67
65
63
63
65
68
73
78
82
86
90
93
91
89
86
81
75
64
61
58
57

Medium Clouds (% Sky Obscured)

84
87
90
93
88
82
75
71
71
65
73
77
82
79
76
74
77
80
84
75
66
57

High Clouds (% Sky Obscured)

36
38
42
45
60
80
96
95
95
95
90
85
80
78
72
66
57
48
33
35
38
40

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

11
12
8
2
28
36
39
55
74
95
86
80
74
57
43
39
38
47
61
56
47
30

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0.5
1
0.7
0.6
0.5
0.2
0
0
0
0
0.3
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
92
92
93
93
93
95
95
96
98
98
98
98
98
98
97
97
97
98
97
96
96

Pressure (mb)

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

Ozone (du)

277
278
277
277
277
276
276
275
276
277
277
278
278
278
279
279
279
278
277
277
277
277

Forecast for Friendship Acres, Charles County, United States of America (38.44,-77.13)

Generated: 15/09/26 22:33:15. Forecast: 15/09/26 to 21/09/26. Timezone: UTC-4.00