Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 25

Waxing Gibbous 100%

18:24

06:51

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 Good
01 Good
02 Good
03 Good
04 OK
05 Bad
06 Bad
07 Bad

Sun - Rise: 07:00, Set: 19:00, Transit: 12:59. Moon - Rise: 18:24, Set: 06:51. Civil Dark: 19:26 - 06:34. Nautical Dark: 19:57 - 06:03. Astro Dark: 20:28 - 05:32

Total Clouds (% Sky Obscured)

63
62
85
97
66
90
60
65
50
75
100
100
100
100
99
87
7
1
1
0
28
63
72
58

Low Clouds (% Sky Obscured)

0
16
0
0
3
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
13
49
55
33

Medium Clouds (% Sky Obscured)

0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
19
42
42
31

High Clouds (% Sky Obscured)

63
62
85
97
61
89
58
65
39
66
100
100
100
100
99
87
7
1
1
0
0
6
1
1

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
10
11
12
12
13
13
13
12
12
11
8
8
10
10
11
10
11
11
11
12
12
12
12

Chance of Frost

Temperature (°C)

12
14
16
18
19
21
22
22
23
22
22
20
18
18
17
17
16
16
15
15
14
14
15
15

Feels Like (°C)

8
11
12
14
15
17
17
19
19
19
18
17
15
15
13
13
14
14
13
13
12
12
12
13

Dew Point (°C)

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

Relative Humidity (%)

64
56
47
39
32
27
25
25
29
35
41
45
48
47
47
51
57
59
64
63
64
67
66
66

Pressure (mb)

1020
1020
1020
1020
1019
1019
1018
1017
1016
1015
1015
1015
1016
1016
1016
1015
1015
1014
1014
1013
1013
1013
1013
1013

Ozone (du)

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

Saturday 26

Full Moon 100%

18:48

07:59

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
05 Bad
06 Bad
07 Bad

Sun - Rise: 07:01, Set: 18:58, Transit: 12:59. Moon - Rise: 18:48, Set: 07:59. Civil Dark: 19:24 - 06:35. Nautical Dark: 19:55 - 06:04. Astro Dark: 20:26 - 05:33

Total Clouds (% Sky Obscured)

95
69
88
91
92
100
100
93
95
96
100
99
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

92
56
78
88
92
100
100
90
84
86
91
88
87
91
91
89
78
82
88
94
87
89
73
46

Medium Clouds (% Sky Obscured)

33
36
29
32
80
90
56
92
94
94
98
99
100
100
100
100
100
100
100
100
100
81
84
83

High Clouds (% Sky Obscured)

0
0
0
0
0
2
0
0
0
29
30
73
100
100
100
100
55
89
100
61
100
100
100
99

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
4
6
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
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
1
2
3
5
10
14
19
26
30
31
67
95
95
95
95
77
37
14
7
13
8
3
4

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
1.8
2.2
2.4
0.8
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
13
14
13
12
11
12
12
10
9
9
10
13
13
11
11
11
9
9
9
8
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
9
8
9
9
10
11
10
11
13
14
13
11
10
11
12
14
14
14
14
14
13
12
10

Relative Humidity (%)

65
61
52
53
51
53
54
53
57
69
78
78
72
70
74
86
92
93
93
92
89
85
79
69

Pressure (mb)

1013
1013
1013
1013
1013
1012
1012
1012
1012
1011
1012
1012
1012
1012
1012
1011
1011
1010
1009
1009
1008
1008
1008
1008

Ozone (du)

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

Sunday 27

Waning Gibbous 97%

19:14

07:59

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
05 Bad
06 Bad
07 Bad

Sun - Rise: 07:02, Set: 18:56, Transit: 12:59. Moon - Rise: 19:14, Set: 07:59. Civil Dark: 19:23 - 06:36. Nautical Dark: 19:53 - 06:05. Astro Dark: 20:25 - 05:34

Total Clouds (% Sky Obscured)

100
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
95

Low Clouds (% Sky Obscured)

57
53
86
88
100
100
94
95
100
100
100
100
100
100
99
96
100
100
100
100
100
98
96
84

Medium Clouds (% Sky Obscured)

92
90
96
99
100
99
100
99
100
83
89
64
50
50
50
55
55
55
54
54
54
58
58
63

High Clouds (% Sky Obscured)

85
57
55
100
100
100
100
100
96
100
46
19
30
18
31
37
13
1
19
41
61
41
21
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

5
9
10
27
41
72
94
74
32
19
17
12
13
3
1
1
3
4
4
4
4
9
9
7

Precipitation Amount (mm)

0
0
0
0
0
0.3
0.7
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
17
18
18
18
18
17
17
17
17
17
17
17
16
16
16
16
16
16
16
16
16
16
16

Feels Like (°C)

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

Dew Point (°C)

9
9
9
10
11
11
11
14
15
14
14
14
15
15
14
14
14
14
14
14
14
14
14
14

Relative Humidity (%)

62
60
57
62
62
65
65
85
89
85
85
86
87
89
86
85
86
86
86
86
85
83
85
86

Pressure (mb)

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

Ozone (du)

297
296
295
295
293
291
289
289
289
290
291
291
293
294
294
293
292
291
289
289
289
289
289
290

Monday 28

Waning Gibbous 92%

19:44

09:10

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
05 Bad
06 Bad
07 Bad

Sun - Rise: 07:03, Set: 18:55, Transit: 12:58. Moon - Rise: 19:44, Set: 09:10. Civil Dark: 19:21 - 06:37. Nautical Dark: 19:52 - 06:06. Astro Dark: 20:23 - 05:35

Total Clouds (% Sky Obscured)

99
99
100
99
98
97
93
92
100
100
100
100
100
100
100
98
97
95
97
98
100
99
98
97

Low Clouds (% Sky Obscured)

96
97
100
97
98
97
88
83
96
93
91
96
94
94
94
94
95
95
94
70
91
88
86
87

Medium Clouds (% Sky Obscured)

67
62
91
82
39
37
40
40
65
85
84
85
74
68
42
46
46
46
50
50
47
51
52
53

High Clouds (% Sky Obscured)

0
2
2
3
5
8
20
34
49
85
100
100
100
91
81
53
28
8
36
78
99
78
55
21

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 (%)

6
14
5
2
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
86
85
81
73
72
70
64
65
72
82
84
83
83
85
86
88
88
88
88
90
88
86
86

Pressure (mb)

1011
1012
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015

Ozone (du)

290
289
289
288
288
288
288
288
287
286
287
288
288
288
289
288
289
289
290
290
291
291
291
291

Tuesday 29

Waning Gibbous 84%

20:20

10:23

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
05 Bad
06 Bad
07 Bad

Sun - Rise: 07:04, Set: 18:53, Transit: 12:58. Moon - Rise: 20:20, Set: 10:23. Civil Dark: 19:20 - 06:37. Nautical Dark: 19:50 - 06:07. Astro Dark: 20:21 - 05:36

Total Clouds (% Sky Obscured)

97
97
98
94
96
96
95
95
94
90
51
68
63
58
52
56
51
48
47
46
44
49
51
50

Low Clouds (% Sky Obscured)

88
90
94
90
96
96
94
91
89
82
31
50
45
42
39
29
20
14
27
36
38
25
12
0

Medium Clouds (% Sky Obscured)

53
48
44
46
42
40
38
38
34
34
33
32
35
27
23
26
29
33
22
12
1
1
0
0

High Clouds (% Sky Obscured)

12
26
25
4
3
4
2
0
0
0
0
0
0
0
0
3
3
3
2
2
2
10
17
30

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
3
6
7
7
3
1
1
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)

2
2
2
3
3
3
3
2
2
2
1
2
2
2
2
3
3
2
2
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

15
16
15
15
15
15
17
17
17
17
18
18
17
17
17
17
17
17
17
17
17
17
16
17

Relative Humidity (%)

86
83
77
71
65
67
74
74
72
73
76
84
82
85
86
89
90
92
95
93
92
90
90
92

Pressure (mb)

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

Ozone (du)

290
289
289
288
288
288
287
286
286
285
283
282
282
282
282
282
282
281
280
279
278
277
277
278

Wednesday 30

Waning Gibbous 74%

21:04

11:38

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
05 Bad
06 Bad
07 Bad

Sun - Rise: 07:05, Set: 18:52, Transit: 12:58. Moon - Rise: 21:04, Set: 11:38. Civil Dark: 19:18 - 06:38. Nautical Dark: 19:49 - 06:08. Astro Dark: 20:20 - 05:37

Total Clouds (% Sky Obscured)

50
55
55
67
82
100
98
97
95
95
95
96
94
92
90
90
92
92
91
94
95
97
97
98

Low Clouds (% Sky Obscured)

0
0
0
4
8
11
16
25
42
43
42
39
27
13
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

17
30
40
38
46
44
42
41
40
39
39
39
31
23
14
19
26
32
35
38
41
36
31
25

High Clouds (% Sky Obscured)

42
53
55
67
82
99
96
93
90
91
91
92
94
92
90
90
92
92
91
92
89
93
95
97

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

16
16
15
15
14
14
14
14
14
14
15
17
18
18
18
18
18
18
18
18
18
18
17
17

Relative Humidity (%)

92
78
68
59
54
49
46
46
46
45
56
68
82
85
86
89
89
92
92
93
92
93
90
90

Pressure (mb)

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

Ozone (du)

278
277
276
276
275
274
273
273
273
272
271
271
270
270
269
269
269
269
269
270
270
270
270
270

Thursday 1

Waning Gibbous 63%

21:59

12:50

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

Sun - Rise: 07:06, Set: 18:50, Transit: 12:57. Moon - Rise: 21:59, Set: 12:50. Civil Dark: 19:16 - 06:39. Nautical Dark: 19:47 - 06:09. Astro Dark: 20:18 - 05:38

Total Clouds (% Sky Obscured)

72
50
27
44
59
73
78
83
88
75
57
43
58
80
94
95
96
98

Low Clouds (% Sky Obscured)

0
0
0
10
18
10
10
5
5
4
3
2
3
3
3
6
10
18

Medium Clouds (% Sky Obscured)

19
12
7
8
8
9
9
9
10
8
9
13
15
17
24
27
34
38

High Clouds (% Sky Obscured)

70
44
17
26
30
35
36
38
45
51
55
43
58
79
94
94
95
95

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
21
23
25
27
28
29
29
29
29
27
25
23
22
22
21
21
21

Feels Like (°C)

20
20
21
21
22
23
23
31
30
29
30
31
33
23
23
24
23
23

Dew Point (°C)

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

Relative Humidity (%)

88
71
60
49
43
39
34
35
36
37
46
58
73
74
75
77
77
79

Pressure (mb)

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

Ozone (du)

270
270
271
271
269
268
267
266
266
265
264
264
263
264
264
265
264
264

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

Generated: 25/09/26 08:36:33. Forecast: 25/09/26 to 01/10/26. Timezone: UTC-4.00