Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 26

Waxing Gibbous 94%

18:49

03:52

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

Sun - Rise: 06:06, Set: 20:23, Transit: 13:15. Moon - Rise: 18:49, Set: 03:52. Civil Dark: 20:53 - 05:36. Nautical Dark: 21:30 - N/A. Astro Dark: 22:10 - 04:20

Total Clouds (% Sky Obscured)

38
34
38
43
50
46
47
46
44
84
100
100
100
100
46
86
45
29
29
39
33
37
37
19

Low Clouds (% Sky Obscured)

0
0
0
0
22
35
47
46
0
39
36
56
45
41
46
29
32
29
29
22
0
7
9
16

Medium Clouds (% Sky Obscured)

35
30
38
35
28
29
29
20
17
19
20
13
16
10
21
77
26
24
20
29
28
31
30
15

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
26
69
70
70
65
37
55
3
0
0
0
2
2
2
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
2
9
9
9
9
9
9
9
9

Fog (%)

0
0
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
0
0
2
7
25

Precipitation Type

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
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
2
1
1
3
8
28
23
67
67
9
7
29
3
12
8
6
3

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
1
1
2
1
1
2
1
1
1
1
3
4
4
5
4
3
3
4
2
3
3
3
2

Chance of Frost

Temperature (°C)

18
18
19
22
23
24
26
27
28
29
30
30
30
29
28
27
26
25
24
23
22
22
22
22

Feels Like (°C)

23
22
23
25
27
29
30
31
32
32
32
31
31
30
29
29
28
29
27
26
25
24
25
26

Dew Point (°C)

18
18
18
18
17
16
16
16
15
15
16
20
21
22
22
25
25
25
23
22
21
21
22
21

Relative Humidity (%)

95
96
91
79
67
60
56
51
45
41
42
56
60
67
68
92
95
97
97
94
94
95
98
96

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1013
1012
1011
1011
1010
1010
1010
1009
1010
1011
1011
1011
1011
1011
1010
1010
1010

Ozone (du)

328
326
326
328
330
332
333
333
333
332
334
335
333
334
334
326
335
335
334
333
331
332
334
333

Monday 27

Waxing Gibbous 98%

19:32

04:52

05 OK
06 Bad
07 OK
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: 06:07, Set: 20:23, Transit: 13:15. Moon - Rise: 19:32, Set: 04:52. Civil Dark: 20:52 - 05:37. Nautical Dark: 21:29 - 05:00. Astro Dark: 22:09 - 04:22

Total Clouds (% Sky Obscured)

12
49
13
36
53
41
27
51
60
66
91
100
100
97
65
81
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

12
0
0
0
12
4
27
51
60
66
68
71
69
54
33
12
15
0
0
0
6
0
14
23

Medium Clouds (% Sky Obscured)

8
9
6
23
24
17
3
14
16
15
17
14
7
16
15
2
25
20
31
30
25
19
25
64

High Clouds (% Sky Obscured)

0
34
3
0
0
1
1
2
4
3
67
62
63
60
50
40
40
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
5
4
4
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

40
57
45
34
17
7
4
2
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 (%)

8
3
20
20
7
24
36
25
35
34
33
26
22
28
11
27
24
4
1
0
0
0
0
1

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
1
2
3
3
3
2
3
3
4
5
5
4
3
2
4
4
4
4
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

26
25
24
28
29
31
33
35
36
35
35
34
32
32
31
32
30
27
27
26
26
26
26
25

Dew Point (°C)

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

Relative Humidity (%)

96
98
98
94
89
79
65
55
51
52
60
66
62
69
75
82
84
86
88
91
92
97
98
97

Pressure (mb)

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

Ozone (du)

330
329
326
327
328
329
328
328
326
326
326
325
327
329
327
324
322
320
317
314
313
310
305
302

Tuesday 28

Waxing Gibbous 100%

20:08

No Set

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 OK
01 Good
02 Good
03 Good
04 Good

Sun - Rise: 06:07, Set: 20:22, Transit: 13:15. Moon - Rise: 20:08, Set: No Set. Civil Dark: 20:51 - 05:38. Nautical Dark: 21:28 - 05:01. Astro Dark: 22:08 - 04:23

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
83
100
100
68
99
100
49
7
9
11
3
7
8
10

Low Clouds (% Sky Obscured)

28
33
46
49
49
62
44
70
81
48
58
72
74
52
59
52
3
1
5
11
3
4
2
0

Medium Clouds (% Sky Obscured)

42
79
77
75
87
94
87
89
67
11
7
11
12
12
8
23
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
62
31
29
28
28
86
33
3
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
2
9
9
9
9
9
9
9
8
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
17
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
Light Rain
Light Rain
Light Rain
None
None
None
Light Rain
Light Rain
Light Rain
None
Very Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

4
18
41
18
39
95
95
95
95
54
23
36
94
95
95
48
49
47
32
13
1
2
0
0

Precipitation Amount (mm)

0
0
0
0
0
1.6
0.7
0.9
0.4
0
0
0
0.6
1.3
1
0
0.2
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
23
23
23
24
25
25
25
26
25
27
29
29
27
25
25
24
24
23
23
22
22
22
22

Feels Like (°C)

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

Dew Point (°C)

23
22
22
23
23
23
22
22
23
22
19
17
20
21
22
23
23
23
22
22
22
22
22
22

Relative Humidity (%)

97
97
94
95
94
89
83
79
87
80
59
49
59
69
84
88
92
94
94
95
96
98
98
98

Pressure (mb)

1006
1006
1006
1006
1006
1005
1005
1005
1004
1004
1003
1002
1002
1002
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003

Ozone (du)

302
301
300
301
304
308
308
308
306
311
321
326
327
328
328
331
334
332
333
335
335
335
335
338

Wednesday 29

Full Moon 100%

20:39

05:55

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

Sun - Rise: 06:08, Set: 20:21, Transit: 13:14. Moon - Rise: 20:39, Set: 05:55. Civil Dark: 20:50 - 05:39. Nautical Dark: 21:27 - 05:02. Astro Dark: 22:06 - 04:24

Total Clouds (% Sky Obscured)

10
12
14
17
37
42
45
35
26
25
26
26
29
37
60
43
12
12
3
2
0
0
2
10

Low Clouds (% Sky Obscured)

4
8
11
17
35
42
37
28
19
14
9
5
4
3
5
4
0
1
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
1
1
2
6
10
14
16
22
24
25
28
29
20
12
5
3
2
0
0
0
0

High 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
1
8

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
2
7
2
8
1
0
1
1
0
4
4
2
2
2
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
5
5
6
8
9
10
11
11
11
11
10
10
8
6
5
5
5
4
5
6
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

25
25
26
27
28
27
28
28
29
31
31
31
32
32
32
29
28
28
27
26
25
26
25
25

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
94
85
72
56
50
46
42
39
37
38
45
59
65
67
68
74
77
75
78
81
88

Pressure (mb)

1003
1004
1004
1005
1005
1005
1005
1005
1005
1005
1005
1004
1004
1005
1005
1006
1007
1007
1008
1008
1008
1008
1008
1009

Ozone (du)

337
336
335
334
335
336
337
338
337
337
337
337
339
342
343
345
347
349
346
346
348
349
347
344

Thursday 30

Waning Gibbous 97%

21:06

06:58

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

Sun - Rise: 06:09, Set: 20:20, Transit: 13:14. Moon - Rise: 21:06, Set: 06:58. Civil Dark: 20:49 - 05:40. Nautical Dark: 21:25 - 05:04. Astro Dark: 22:05 - 04:25

Total Clouds (% Sky Obscured)

19
26
33
39
50
63
65
69
77
64
31
38
50
61
64
63
61
59
55
47
32
21
10
0

Low Clouds (% Sky Obscured)

15
26
33
39
50
63
53
41
30
23
15
13
20
22
22
25
26
21
15
20
22
17
10
0

Medium Clouds (% Sky Obscured)

0
0
0
1
2
3
10
19
24
17
8
2
6
11
18
20
22
30
34
28
25
15
7
0

High Clouds (% Sky Obscured)

6
3
1
1
1
1
1
1
1
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
1
2
2
2
1
1
1
1
0
0
0
0
0
2
2
1

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
9
9
10
10
10
10
8
8
7
5
4
3
2
2
2
2
2
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

20
20
20
18
17
17
16
16
16
18
20
18
21
23
23
23
23
23
23
23
22
21
21
20

Relative Humidity (%)

91
92
88
75
65
60
54
50
48
49
57
48
58
69
73
76
81
83
88
89
91
92
94
94

Pressure (mb)

1009
1009
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1013
1013
1014
1014
1014
1015
1015
1015

Ozone (du)

341
338
336
334
332
333
333
332
331
331
332
333
334
334
334
335
335
336
336
335
334
332
332
333

Friday 31

Waning Gibbous 93%

21:30

08:02

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

Sun - Rise: 06:10, Set: 20:19, Transit: 13:14. Moon - Rise: 21:30, Set: 08:02. Civil Dark: 20:48 - 05:41. Nautical Dark: 21:24 - 05:05. Astro Dark: 22:03 - 04:27

Total Clouds (% Sky Obscured)

1
1
1
9
14
19
30
40
53
61
68
71
58
45
32
22
12
3
12
20
34
45
47
44

Low Clouds (% Sky Obscured)

1
1
1
9
14
19
30
32
24
30
35
40
35
30
24
16
8
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
12
23
37
38
39
37
35
31
26
16
8
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
3
12
20
34
45
42
36

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 (%)

1
0
0
0
0
0
6
8
7
5
1
0
0
0
0
0
0
0
0
0
0
3
8
9

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

25
25
24
23
28
28
27
29
30
31
35
34
33
33
33
33
27
28
28
27
28
27
23
23

Dew Point (°C)

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

Relative Humidity (%)

95
89
85
80
71
62
55
51
47
43
47
49
51
57
63
70
73
78
84
85
88
92
92
94

Pressure (mb)

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

Ozone (du)

333
332
331
331
331
331
331
327
323
320
319
317
316
315
313
311
310
310
309
308
307
306
305
304

Saturday 1

Waning Gibbous 87%

21:53

09:05

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

Sun - Rise: 06:11, Set: 20:18, Transit: 13:14. Moon - Rise: 21:53, Set: 09:05. Civil Dark: 20:47 - 05:42. Nautical Dark: 21:23 - 05:06. Astro Dark: 22:02 - 04:28

Total Clouds (% Sky Obscured)

34
32
38
56
76
100
98
95
94
96
98
100
100
99
99
98
96
93
94
96
99

Low Clouds (% Sky Obscured)

0
0
0
2
5
7
13
19
25
29
32
36
28
17
5
4
5
2
2
1
0

Medium Clouds (% Sky Obscured)

0
0
1
0
0
0
11
22
38
56
71
89
86
83
81
65
53
45
49
53
58

High Clouds (% Sky Obscured)

34
32
38
56
76
100
96
93
90
92
96
100
99
98
96
91
76
66
74
86
98

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
7
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

21
26
28
28
21
2
35
52
67
71
69
62
57
54
53
51
47
38
43
46
51

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

23
22
22
22
25
25
25
27
29
29
33
33
33
34
34
34
28
27
26
25
26

Dew Point (°C)

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

Relative Humidity (%)

94
89
87
83
75
69
63
65
67
68
65
61
58
63
68
73
76
77
80
83
88

Pressure (mb)

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

Ozone (du)

304
304
305
305
305
305
304
304
303
302
303
305
306
306
305
305
304
304
303
302
300

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

Generated: 26/07/26 05:27:27. Forecast: 26/07/26 to 01/08/26. Timezone: UTC-4.00