Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 24

Waxing Gibbous 91%

18:09

02:30

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

10
7
15
54
92
72
62
37
35
31
81
82
72
81
25
37
26
9
7
22
33
18
17
19

Low Clouds (% Sky Obscured)

0
0
4
54
54
4
6
37
8
7
8
21
6
7
6
9
6
0
0
0
0
3
3
0

Medium Clouds (% Sky Obscured)

0
0
15
41
87
60
52
6
2
0
11
15
0
41
4
30
20
9
7
22
33
18
17
19

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
4
50
45
45
48
1
2
0
0
0
2
2
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
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
3
13
9
59
47
1
0
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0.5
0.5
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
3
3
4
3
6
8
9
9
10
9
9
8
7
6
5
4
3
3
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
11
12
12
12
11
12
12
13
13
13
13
12
11
11
12
13
15
15
13
13
13
13
13

Relative Humidity (%)

69
73
75
77
78
75
78
75
70
67
63
59
53
48
45
47
53
59
67
66
71
77
79
79

Pressure (mb)

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

Ozone (du)

333
332
333
337
342
348
351
349
344
341
339
339
338
337
335
336
336
336
338
338
340
340
342
342

Tuesday 25

Waxing Gibbous 96%

18:41

03:34

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

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)

36
35
39
45
40
35
46
75
60
21
52
57
52
69
68
67
31
21
8
3
0
6
6
18

Low Clouds (% Sky Obscured)

0
0
0
2
0
0
11
75
60
4
17
25
34
44
33
62
5
0
0
0
0
0
1
1

Medium Clouds (% Sky Obscured)

36
35
39
45
40
35
36
34
26
0
0
24
26
36
41
30
26
21
2
0
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
8
3
0
5
2
13

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
3
3
3
3
3
4
4
6
8
9
11
10
10
10
10
8
5
3
2
2
2
2
2

Chance of Frost

Temperature (°C)

15
15
16
16
16
16
16
17
19
20
22
23
24
25
25
25
25
25
24
22
21
20
19
18

Feels Like (°C)

17
17
17
16
18
17
17
18
18
19
22
22
23
23
23
24
25
27
26
24
22
21
20
20

Dew Point (°C)

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

Relative Humidity (%)

79
80
80
85
85
86
85
79
75
71
64
57
54
54
54
55
61
65
71
74
76
80
82
85

Pressure (mb)

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

Ozone (du)

340
339
341
339
337
335
333
330
328
325
324
324
325
325
325
322
318
318
318
316
314
312
312
310

Wednesday 26

Waxing Gibbous 99%

19:09

04:39

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

62
67
60
52
34
35
35
52
66
38
29
42
58
44
95
94
75
45
48
54
47
100
81
83

Low Clouds (% Sky Obscured)

2
2
2
1
0
0
0
0
0
0
0
8
5
7
18
30
62
45
48
0
0
0
0
0

Medium Clouds (% Sky Obscured)

2
14
15
6
0
0
2
10
21
22
21
21
18
28
29
29
14
4
6
9
14
16
51
70

High Clouds (% Sky Obscured)

50
50
45
45
34
35
35
46
53
18
12
41
58
44
71
73
36
19
26
43
47
100
65
46

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)

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

Chance of Frost

Temperature (°C)

17
16
15
15
15
14
15
17
20
22
24
25
26
27
27
28
27
27
25
23
22
21
21
20

Feels Like (°C)

19
16
16
15
15
15
15
17
22
25
26
27
28
28
29
28
28
27
25
23
23
22
21
21

Dew Point (°C)

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

Relative Humidity (%)

85
86
86
86
86
87
87
81
74
67
62
59
57
56
54
53
57
68
72
72
75
83
88
88

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1020
1019
1019
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

309
309
308
307
306
307
308
309
308
308
308
308
308
308
307
307
308
310
311
311
310
307
306
306

Thursday 27

Waxing Gibbous 100%

19:33

05:44

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
22 Bad
23 Bad
00 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)

78
86
92
100
74
81
99
98
97
96
92
90
86
92
95
98
100
100
100
100
100
100
94
94

Low Clouds (% Sky Obscured)

48
35
2
6
15
26
37
48
58
70
61
30
14
14
15
16
17
25
38
42
49
61
64
62

Medium Clouds (% Sky Obscured)

78
82
79
79
35
42
37
39
37
36
32
33
28
22
18
15
14
15
15
23
44
81
23
12

High Clouds (% Sky Obscured)

21
46
69
100
74
77
96
85
76
68
59
51
45
63
78
98
100
100
100
100
100
100
85
86

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
2
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
Light Rain
Light Rain
Very Light Rain
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
Light Rain
Light Rain
Ice pellet
Ice pellet
Ice pellet
Moderate Rain
None
None

Precipitation Probability (%)

2
2
15
43
71
61
55
43
62
57
69
80
73
77
70
61
85
95
95
95
95
95
82
62

Precipitation Amount (mm)

0
0
0
0.2
0.8
0.4
0.2
0
0.6
0.4
0.4
0.6
0.6
0.5
0.4
0
0.4
0.9
1.6
1.9
2.6
2.9
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
20
19
19
19
19
19
20
21
22
23
25
26
27
26
26
26
25
23
22
22
21
21
20

Feels Like (°C)

20
20
19
19
19
22
21
21
22
23
25
27
26
27
26
26
26
25
24
23
23
22
22
23

Dew Point (°C)

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

Relative Humidity (%)

86
84
82
88
91
96
96
95
94
94
87
74
79
81
84
87
86
90
94
96
98
98
98
98

Pressure (mb)

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

Ozone (du)

305
304
304
305
307
306
305
306
307
306
305
304
304
305
305
305
303
302
303
303
304
304
304
304

Friday 28

Full Moon 100%

19:55

06:50

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 OK
16 OK
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

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
92
88
83
78
72
67
67
66
65
62
59
55
46
33
21
23
26
26
32
40
45
47
50

Low Clouds (% Sky Obscured)

57
56
73
79
78
72
67
67
66
65
62
59
55
46
33
21
23
25
26
22
15
8
6
5

Medium Clouds (% Sky Obscured)

1
3
43
65
60
60
60
48
12
2
2
2
2
2
1
0
0
0
0
7
14
21
26
30

High Clouds (% Sky Obscured)

100
71
63
45
55
1
0
0
0
0
0
0
0
0
0
0
5
10
15
12
9
13
10
6

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
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

29
36
29
0
0
2
1
0
0
0
1
0
2
14
20
21
42
58
72
72
60
34
28
17

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
20
20
20
19
20
20
20
21
22
24
24
25
26
26
27
27
26
25
24
23
22
20
20

Feels Like (°C)

23
22
22
21
21
22
22
22
23
24
25
26
27
28
28
28
29
30
31
32
25
24
23
23

Dew Point (°C)

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

Relative Humidity (%)

98
98
96
96
96
96
95
93
91
89
83
82
78
75
70
67
64
71
78
87
88
89
89
91

Pressure (mb)

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

Ozone (du)

303
302
304
306
307
308
308
308
308
308
307
306
306
307
307
306
306
306
305
305
307
309
311
314

Saturday 29

Waning Gibbous 99%

20:17

07:55

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

Sun - Rise: 06:30, Set: 19:40, Transit: 13:05. Moon - Rise: 20:17, Set: 07:55. Civil Dark: 20:08 - 06:02. Nautical Dark: 20:41 - 05:28. Astro Dark: 21:16 - 04:54

Total Clouds (% Sky Obscured)

49
46
46
50
48
47
47
37
23
9
17
24
32
36
38
43
60
74
86
76
64
52
55
54

Low Clouds (% Sky Obscured)

4
5
15
28
29
33
29
19
9
0
0
0
0
3
5
9
26
44
60
40
20
0
0
0

Medium Clouds (% Sky Obscured)

27
23
21
17
10
5
0
0
1
1
1
0
0
8
18
29
23
14
4
3
3
2
2
2

High Clouds (% Sky Obscured)

1
1
1
1
13
31
47
37
23
9
17
24
32
36
34
37
39
37
35
42
49
52
55
53

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

Chance of Frost

Temperature (°C)

20
20
19
19
19
19
19
19
20
21
23
24
25
26
26
27
27
25
24
23
22
21
20
19

Feels Like (°C)

23
23
23
23
23
23
22
22
22
22
22
23
24
25
29
29
28
29
29
30
23
22
22
22

Dew Point (°C)

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

Relative Humidity (%)

91
91
91
92
92
91
91
89
81
75
68
62
56
50
49
48
47
53
60
68
70
71
72
70

Pressure (mb)

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

Ozone (du)

317
320
317
314
311
310
310
309
308
307
305
305
305
305
305
305
305
304
303
303
302
302
302
301

Sunday 30

Waning Gibbous 95%

20:40

09:02

Sun - Rise: 06:31, Set: 19:38, Transit: 13:05. Moon - Rise: 20:40, Set: 09:02. Civil Dark: 20:06 - 06:03. Nautical Dark: 20:39 - 05:30. Astro Dark: 21:14 - 04:55

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

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

Generated: 24/08/26 00:40:53. Forecast: 24/08/26 to 30/08/26. Timezone: UTC-4.00