Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 21

Waxing Gibbous 77%

16:46

00:38

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 OK
20 Bad
21 Bad

Sun - Rise: 06:23, Set: 19:51, Transit: 13:07. Moon - Rise: 16:46, Set: 00:38. Civil Dark: 20:19 - 05:55. Nautical Dark: 20:53 - 05:21. Astro Dark: 21:29 - 04:44

Total Clouds (% Sky Obscured)

89
85
55
54
100
100
100
100
100
100
100
100
100
91
83
91
91
85
85
82
70
40
61
47

Low Clouds (% Sky Obscured)

9
20
35
49
47
45
50
56
58
57
55
48
48
69
67
77
78
75
67
67
45
14
30
26

Medium Clouds (% Sky Obscured)

6
0
0
0
0
0
4
13
15
11
29
78
91
88
32
29
31
23
37
28
20
18
16
11

High Clouds (% Sky Obscured)

89
3
7
54
100
100
100
100
100
100
100
100
100
60
0
0
0
0
0
0
0
0
0
28

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
4
9
9
9
9
9
9
6
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
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
1
2
5
8
16
28
39
30
27
27
25
21
34
23
13
43
53

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
0.3

Wind Speed/Direction (mph)

3
3
3
3
2
2
3
3
3
3
3
5
6
8
9
9
9
9
8
8
9
7
5
4

Chance of Frost

Temperature (°C)

21
20
19
18
17
17
17
17
17
18
19
21
22
23
23
24
25
25
26
25
25
24
22
20

Feels Like (°C)

22
21
22
20
17
18
17
17
18
18
20
22
23
23
23
24
24
25
25
25
25
24
24
21

Dew Point (°C)

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

Relative Humidity (%)

74
79
82
85
86
87
89
90
92
92
89
85
80
80
80
75
71
71
72
72
85
88
94
93

Pressure (mb)

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

Ozone (du)

310
309
308
308
308
309
310
310
311
312
311
310
310
310
310
311
313
312
311
310
309
310
312
314

Saturday 22

Waxing Gibbous 84%

17:31

01:31

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 OK
14 OK
15 OK
16 OK
17 OK
18 Bad
19 Bad
20 Good
21 Good

Sun - Rise: 06:24, Set: 19:49, Transit: 13:07. Moon - Rise: 17:31, Set: 01:31. Civil Dark: 20:17 - 05:56. Nautical Dark: 20:51 - 05:22. Astro Dark: 21:27 - 04:46

Total Clouds (% Sky Obscured)

61
77
92
100
100
94
98
100
96
86
70
59
65
70
54
39
35
33
33
45
53
70
0
1

Low Clouds (% Sky Obscured)

32
55
79
80
75
79
90
100
88
75
65
49
56
61
49
38
29
23
18
25
38
65
0
0

Medium Clouds (% Sky Obscured)

26
21
29
68
72
47
42
32
20
0
14
15
0
0
4
0
0
21
18
22
19
15
0
0

High Clouds (% Sky Obscured)

55
5
55
100
100
36
13
11
0
0
0
0
0
0
0
0
0
0
0
2
0
0
0
0

ISS Passover

Visibility (miles)

5
7
7
3
9
7
3
5
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
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

Precipitation Probability (%)

32
34
43
22
64
95
95
95
81
36
31
32
10
1
1
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0.4
0.9
1.9
2.2
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
3
3
3
4
3
3
3
3
3
5
9
11
11
11
11
11
12
11
10
8
6
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

19
18
18
18
18
18
18
18
18
19
19
18
19
18
19
17
15
15
15
15
16
18
13
13

Relative Humidity (%)

98
96
98
98
98
98
98
98
96
98
92
86
81
73
72
61
53
49
48
50
55
66
55
59

Pressure (mb)

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

Ozone (du)

316
315
313
313
315
317
319
321
326
329
330
329
331
328
327
328
331
334
336
337
340
343
343
341

Sunday 23

Waxing Gibbous 84%

18:09

02:30

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

Sun - Rise: 06:25, Set: 19:48, Transit: 13:06. Moon - Rise: 18:09, Set: 02:30. Civil Dark: 20:16 - 05:57. Nautical Dark: 20:50 - 05:23. Astro Dark: 21:26 - 04:47

Total Clouds (% Sky Obscured)

32
7
52
20
39
1
0
0
9
5
18
11
32
69
48
49
56
80
80
67
84
60
54
24

Low Clouds (% Sky Obscured)

25
5
10
4
4
0
0
0
6
0
0
0
32
33
48
25
2
28
29
13
26
5
7
3

Medium Clouds (% Sky Obscured)

29
3
52
6
39
1
0
0
3
3
3
0
2
24
29
28
32
27
27
18
28
6
5
4

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
4
2
16
11
3
31
5
9
1
5
4
3
32
4
6
4

ISS Passover

Visibility (miles)

9
9
9
9
9
5
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
2
4
11
21
16
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
5
5
4
4
4
3
4
4
4
3
6
8
9
10
11
10
11
9
8
8
7
4
5

Chance of Frost

Temperature (°C)

20
19
18
17
16
16
15
15
14
14
16
19
21
22
22
23
24
24
24
24
24
23
21
19

Feels Like (°C)

20
20
18
16
16
15
17
16
16
15
18
19
20
22
20
22
22
23
23
24
23
21
19
19

Dew Point (°C)

13
13
13
11
13
14
14
14
13
13
15
16
15
14
13
13
12
12
14
16
17
15
13
12

Relative Humidity (%)

63
69
72
67
81
90
93
93
93
95
89
80
71
61
55
51
47
47
53
61
63
61
61
62

Pressure (mb)

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

Ozone (du)

339
335
333
333
341
347
343
345
344
341
339
337
335
334
334
333
332
332
331
331
331
331
330
331

Monday 24

Waxing Gibbous 91%

18:41

03:34

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

Sun - Rise: 06:26, Set: 19:46, Transit: 13:06. Moon - Rise: 18:41, Set: 03:34. Civil Dark: 20:14 - 05:58. Nautical Dark: 20:48 - 05:24. Astro Dark: 21:24 - 04:48

Total Clouds (% Sky Obscured)

38
55
54
24
22
9
30
3
2
2
24
12
46
60
65
55
51
59
55
28
31
34
28
25

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
4
15
26
33
34
35
38
28
31
34
23
11

Medium Clouds (% Sky Obscured)

2
2
3
5
2
5
3
3
2
2
2
0
0
0
0
0
0
49
45
10
17
26
27
25

High Clouds (% Sky Obscured)

6
55
52
0
0
5
30
2
0
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
5
6
5
6
9
7
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
1
21
30
32
31
31
34
27
23
18
1
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
4
4
5
5
5
5
5
5
7
8
10
10
10
10
9
9
8
7
5
4
4

Chance of Frost

Temperature (°C)

18
17
16
16
15
14
14
14
14
15
16
18
20
22
22
23
24
24
24
24
23
22
20
19

Feels Like (°C)

19
17
16
15
15
14
15
13
15
16
17
17
19
20
21
21
23
24
23
23
25
24
22
21

Dew Point (°C)

14
14
12
13
12
12
12
12
13
14
13
14
14
15
15
16
17
17
19
20
19
18
18
17

Relative Humidity (%)

75
81
77
82
84
87
89
92
93
92
85
78
71
66
64
65
62
62
70
75
77
80
84
85

Pressure (mb)

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

Ozone (du)

330
330
331
333
336
331
328
329
330
332
337
336
332
330
331
332
333
337
335
332
336
337
336
335

Tuesday 25

Waxing Gibbous 96%

19:09

04:39

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

Sun - Rise: 06:27, Set: 19:45, Transit: 13:06. Moon - Rise: 19:09, Set: 04:39. Civil Dark: 20:13 - 05:59. Nautical Dark: 20:46 - 05:25. Astro Dark: 21:22 - 04:50

Total Clouds (% Sky Obscured)

22
20
16
14
28
18
5
4
13
22
12
27
27
48
74
91
73
76
82
76
70
64
75
82

Low Clouds (% Sky Obscured)

0
3
6
9
6
3
0
0
0
0
0
0
0
9
18
25
44
25
8
5
2
0
3
7

Medium Clouds (% Sky Obscured)

22
20
15
10
7
3
0
0
0
0
0
0
0
0
0
23
28
23
20
32
42
52
46
39

High Clouds (% Sky Obscured)

0
0
0
1
16
11
5
4
13
22
12
27
27
47
70
81
36
56
80
58
36
14
39
64

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

Chance of Frost

Temperature (°C)

18
17
16
16
16
15
15
14
15
15
16
18
21
23
24
25
27
27
27
27
26
24
23
22

Feels Like (°C)

20
19
18
18
17
15
16
16
16
16
16
20
21
23
25
25
27
27
27
27
28
29
30
23

Dew Point (°C)

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

Relative Humidity (%)

88
87
87
89
89
90
89
90
90
90
86
80
70
61
56
53
50
50
50
49
53
59
65
68

Pressure (mb)

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

Ozone (du)

329
326
323
319
317
315
314
314
314
315
315
315
315
314
314
314
313
312
312
312
312
312
312
311

Wednesday 26

Waxing Gibbous 99%

19:33

05:44

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: 06:28, Set: 19:43, Transit: 13:05. Moon - Rise: 19:33, Set: 05:44. Civil Dark: 20:11 - 06:00. Nautical Dark: 20:45 - 05:26. Astro Dark: 21:20 - 04:51

Total Clouds (% Sky Obscured)

89
87
88
89
85
81
77
77
76
81
92
93
94
94
95
95
94
95
95
97
98
100
100
100

Low Clouds (% Sky Obscured)

9
13
17
17
22
35
55
71
75
80
70
60
50
46
42
39
36
30
25
30
36
42
48
56

Medium Clouds (% Sky Obscured)

28
29
30
30
31
36
37
40
37
44
36
31
17
14
14
14
10
6
4
15
25
36
52
65

High Clouds (% Sky Obscured)

89
85
81
75
71
67
65
76
76
81
90
90
91
91
92
89
93
93
91
94
95
99
99
100

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
1
1
11
16
19
28
30
27
37
41
42
62
76
88
80
78
82
90
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.6
0.4
0.4
0.6
0.4
0.4

Wind Speed/Direction (mph)

4
4
4
4
4
4
4
4
4
4
4
5
6
7
8
9
10
10
11
11
9
7
5
3

Chance of Frost

Temperature (°C)

21
20
20
20
20
20
20
20
20
21
21
23
25
26
27
28
29
28
27
26
26
25
24
24

Feels Like (°C)

23
23
23
23
23
20
21
21
20
20
20
25
26
27
26
26
26
32
31
28
29
31
32
23

Dew Point (°C)

16
16
16
16
16
17
18
18
18
19
19
20
21
22
22
21
21
20
20
19
20
22
23
22

Relative Humidity (%)

70
75
76
78
80
82
86
88
88
88
88
84
82
79
73
67
62
62
64
65
72
80
89
91

Pressure (mb)

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

Ozone (du)

310
310
308
307
306
305
305
305
306
307
308
308
308
308
308
307
306
306
306
305
305
304
303
304

Thursday 27

Waxing Gibbous 100%

19:55

06:50

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 OK
15 OK
16 OK
17 OK
18 OK
19 OK

Sun - Rise: 06:29, Set: 19:41, Transit: 13:05. Moon - Rise: 19:55, Set: 06:50. Civil Dark: 20:09 - 06:01. Nautical Dark: 20:43 - 05:27. Astro Dark: 21:18 - 04:52

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
87
76
67
58
51
45
39
31
27
24
22
21

Low Clouds (% Sky Obscured)

63
54
46
37
45
53
60
67
73
79
69
60
50
46
45
43
39
31
15
17
22
21

Medium Clouds (% Sky Obscured)

74
80
85
90
78
63
49
37
26
14
20
28
35
31
26
18
13
7
2
1
1
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
75
53
39
30
19
11
9
5
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

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

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

Precipitation Probability (%)

95
95
95
95
95
95
76
73
64
48
55
55
50
43
32
8
10
8
3
6
5
3

Precipitation Amount (mm)

0.5
1.8
3.1
4.5
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

25
26
25
25
24
24
24
23
23
23
23
25
25
25
26
26
27
33
32
31
32
32

Dew Point (°C)

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

Relative Humidity (%)

94
95
95
95
95
95
95
96
95
95
94
87
80
74
68
61
55
53
52
49
55
60

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

304
304
304
304
304
305
306
307
307
307
306
307
308
308
309
309
310
311
311
312
312
312

Forecast for Ephrata, Lancaster, United States of America (40.18,-76.17)

Generated: 21/08/26 22:48:42. Forecast: 21/08/26 to 27/08/26. Timezone: UTC-4.00