Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 30

Waning Gibbous 89%

20:40

09:02

05 OK
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
02 Bad
03 Bad
04 Bad

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 - 04:56

Total Clouds (% Sky Obscured)

46
73
79
96
97
95
91
95
81
84
78
95
93
97
99
99
98
100
100
100
99
85
75
97

Low Clouds (% Sky Obscured)

46
73
79
93
97
95
81
92
54
46
9
75
34
10
79
93
64
16
87
81
34
32
14
87

Medium Clouds (% Sky Obscured)

43
42
51
72
63
57
55
75
28
32
12
50
52
51
97
97
93
87
88
75
66
46
72
91

High Clouds (% Sky Obscured)

40
4
36
11
11
25
16
18
34
42
40
25
37
48
45
75
55
100
100
100
80
54
24
56

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
6
9
7
9
9
9
9
8
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
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
Light Rain
None
None
None

Precipitation Probability (%)

0
0
0
5
9
8
9
34
46
47
54
36
25
13
26
37
40
31
10
44
49
32
8
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.4
0
0
0
0
0
0
0
0
0
0.4
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
16
17
19
21
22
23
24
26
27
28
29
29
27
26
25
24
23
22
22
21
21
21
21

Feels Like (°C)

17
16
16
19
21
23
24
25
27
28
29
30
31
30
28
27
26
25
23
24
23
22
22
22

Dew Point (°C)

11
10
11
14
17
20
21
20
21
22
21
22
21
19
20
20
20
20
20
20
20
19
19
20

Relative Humidity (%)

73
67
68
73
81
84
85
77
77
70
64
64
64
63
71
74
79
85
87
89
91
92
91
92

Pressure (mb)

1022
1022
1022
1023
1022
1022
1022
1021
1020
1020
1019
1018
1017
1017
1017
1018
1018
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

302
300
300
300
299
299
296
295
294
294
293
293
294
294
294
294
295
295
294
293
292
291
292
293

Monday 31

Waning Gibbous 81%

21:05

10:11

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
02 OK
03 Bad
04 Bad

Sun - Rise: 06:32, Set: 19:37, Transit: 13:04. Moon - Rise: 21:05, Set: 10:11. Civil Dark: 20:05 - 06:04. Nautical Dark: 20:38 - 05:31. Astro Dark: 21:12 - 04:57

Total Clouds (% Sky Obscured)

93
88
91
88
86
94
98
88
88
96
100
93
91
96
99
97
97
97
99
94
67
29
90
97

Low Clouds (% Sky Obscured)

10
8
11
63
76
16
72
30
76
65
83
28
8
32
8
85
38
25
24
38
7
0
0
85

Medium Clouds (% Sky Obscured)

45
61
81
69
85
82
95
39
42
89
99
90
83
92
97
96
96
95
86
60
45
24
40
75

High Clouds (% Sky Obscured)

50
34
21
6
27
23
5
30
40
74
100
35
62
72
78
62
39
37
42
35
28
8
70
84

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
1
0
0
0
5
19
1
0
2
3
4
6
10
21
18
7
3
1
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
2
3
3
3
1
2
3
4
3
3
3
3
2
2
1
2
1
2
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
91
85
81
79
70
77
67
64
65
76
81
83
79
76
73
73
73
78
83
85
89
91

Pressure (mb)

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

Ozone (du)

293
293
292
292
291
290
290
288
287
287
287
287
287
287
287
287
287
286
285
284
284
283
283
283

Tuesday 1

Waning Gibbous 72%

21:34

11:23

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
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:33, Set: 19:35, Transit: 13:04. Moon - Rise: 21:34, Set: 11:23. Civil Dark: 20:03 - 06:05. Nautical Dark: 20:36 - 05:32. Astro Dark: 21:10 - 04:59

Total Clouds (% Sky Obscured)

92
78
62
65
67
93
92
98
97
99
100
100
100
100
100
100
100
97
77
97
83
90
95
100

Low Clouds (% Sky Obscured)

14
72
55
31
5
32
4
4
1
40
32
5
0
1
3
8
9
10
10
9
8
8
8
11

Medium Clouds (% Sky Obscured)

31
25
42
40
33
60
49
57
40
65
75
28
33
27
25
31
6
18
13
11
9
33
45
46

High Clouds (% Sky Obscured)

75
60
38
61
45
84
58
97
90
95
98
100
100
100
100
100
100
97
35
92
59
72
86
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
3
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
2
1
1
1
2
19
20
2
3
3
7
7
29
17
10
39
48
39
16
40
8
22

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
92
91
88
84
76
75
67
61
57
51
56
57
64
70
73
73
74
75
83
85
87
87
89

Pressure (mb)

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

Ozone (du)

283
284
284
285
285
285
284
284
283
283
284
284
283
283
283
284
285
286
286
285
285
284
283
284

Wednesday 2

Waning Gibbous 72%

22:10

12:37

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 OK
02 Bad
03 OK
04 OK

Sun - Rise: 06:34, Set: 19:34, Transit: 13:04. Moon - Rise: 22:10, Set: 12:37. Civil Dark: 20:01 - 06:06. Nautical Dark: 20:34 - 05:33. Astro Dark: 21:09 - N/A

Total Clouds (% Sky Obscured)

89
79
70
80
89
100
100
100
77
75
80
67
64
94
86
48
48
31
29
25
22
34
25
17

Low Clouds (% Sky Obscured)

10
13
13
20
32
54
57
52
45
37
35
25
22
72
62
21
26
3
5
6
8
34
25
17

Medium Clouds (% Sky Obscured)

33
3
10
16
18
24
29
30
33
31
26
21
23
24
24
21
20
17
13
9
5
4
2
0

High Clouds (% Sky Obscured)

78
56
35
56
78
100
100
100
77
75
75
67
58
48
38
27
18
5
4
2
0
0
0
1

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

17
8
39
63
13
0
25
38
49
51
46
42
45
44
41
54
89
50
38
11
14
12
15
18

Precipitation Amount (mm)

0
0
0
0.5
0
0
0
0
0.3
0
0
0
0
0
0.3
0
0.5
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
91
87
85
79
69
61
56
52
49
46
47
60
66
67
72
91
92
92
92
98
97
97

Pressure (mb)

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

Ozone (du)

284
285
284
284
284
284
283
283
282
282
282
283
281
283
282
283
284
286
286
286
286
286
286
287

Thursday 3

Waning Gibbous 61%

22:56

13:51

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
02 Bad
03 OK
04 OK

Sun - Rise: 06:35, Set: 19:32, Transit: 13:03. Moon - Rise: 22:56, Set: 13:51. Civil Dark: 20:00 - 06:07. Nautical Dark: 20:32 - 05:34. Astro Dark: 21:07 - 05:00

Total Clouds (% Sky Obscured)

48
73
100
85
87
82
88
94
100
82
60
36
34
57
55
49
39
29
33
37
41
35
33
26

Low Clouds (% Sky Obscured)

40
41
43
27
6
0
5
7
10
6
4
1
4
17
19
19
17
15
19
20
24
23
19
20

Medium Clouds (% Sky Obscured)

5
10
13
9
4
3
43
62
64
34
23
5
4
10
13
9
6
4
3
1
0
0
0
0

High Clouds (% Sky Obscured)

43
68
100
73
87
82
88
94
94
70
37
19
15
57
55
41
24
3
2
1
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

24
32
34
39
34
13
32
38
41
38
36
26
41
95
95
95
88
40
36
26
7
8
6
3

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.9
1.6
1
0.6
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

26
25
25
26
28
29
30
30
30
31
31
32
32
32
28
29
28
28
27
28
27
28
25
26

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
95
85
79
67
67
63
57
53
48
55
61
77
88
90
88
88
89
89
89
89
89

Pressure (mb)

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

Ozone (du)

287
287
289
288
286
285
284
284
284
286
285
283
283
281
281
283
285
287
289
291
294
296
296
297

Friday 4

Third Quarter 49%

23:52

15:02

05 OK
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
02 OK
03 OK
04 OK

Sun - Rise: 06:36, Set: 19:30, Transit: 13:03. Moon - Rise: 23:52, Set: 15:02. Civil Dark: 19:58 - 06:08. Nautical Dark: 20:31 - 05:35. Astro Dark: 21:05 - 05:01

Total Clouds (% Sky Obscured)

33
43
58
67
85
95
96
96
96
94
93
87
80
79
74
72
77
86
75
63
50
47
43
37

Low Clouds (% Sky Obscured)

26
26
29
25
16
8
11
14
13
16
25
29
26
31
35
43
53
63
56
49
42
30
19
7

Medium Clouds (% Sky Obscured)

0
0
0
9
18
26
19
10
1
6
9
12
21
30
36
28
20
11
7
3
0
0
0
0

High Clouds (% Sky Obscured)

5
12
25
48
76
91
91
91
84
84
83
85
74
67
60
60
65
70
54
33
14
22
31
37

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 (%)

2
1
0
0
0
0
2
2
1
32
44
51
52
49
39
35
28
1
2
1
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
2
2
4
5
6
7
7
8
7
6
6
5
3
3
3
3
3
3
4
4
4
3

Chance of Frost

Temperature (°C)

20
20
21
21
22
24
26
27
28
28
28
27
27
26
25
24
23
22
22
21
20
19
18
17

Feels Like (°C)

25
25
24
24
26
26
27
27
28
28
31
29
28
28
29
29
23
22
23
23
23
23
19
18

Dew Point (°C)

19
19
19
18
19
19
19
18
18
17
17
17
17
17
16
16
16
15
15
15
15
15
14
14

Relative Humidity (%)

91
89
88
86
79
72
66
59
54
48
51
52
55
56
58
60
62
63
65
69
74
78
78
79

Pressure (mb)

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

Ozone (du)

297
296
295
295
294
294
294
293
293
292
292
291
291
293
295
297
297
297
298
299
300
302
303
304

Saturday 5

Waning Crescent 37%

01:00

16:04

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

Sun - Rise: 06:36, Set: 19:29, Transit: 13:03. Moon - Rise: 01:00, Set: 16:04. Civil Dark: 19:56 - 06:09. Nautical Dark: 20:29 - 05:36. Astro Dark: 21:03 - 05:02

Total Clouds (% Sky Obscured)

23
14
3
5
7
12
15
22
29
36
35
33
23
10
3
2
1
0
4
7
12

Low Clouds (% Sky Obscured)

9
14
3
5
7
12
15
13
7
6
5
5
5
4
3
2
1
0
4
7
12

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
1
3
5
19
33
33
23
10
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

23
12
0
0
0
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
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
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

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

17
17
18
18
20
21
23
24
25
26
26
26
26
24
22
20
19
18
17
16
15

Feels Like (°C)

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

Dew Point (°C)

14
13
14
13
13
13
13
13
13
13
13
13
13
14
14
14
14
13
13
13
13

Relative Humidity (%)

81
78
77
74
67
59
52
49
46
43
44
45
46
52
59
67
71
76
79
82
86

Pressure (mb)

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

Ozone (du)

306
307
309
311
312
313
314
316
318
320
319
318
317
316
315
314
314
314
314
315
315

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

Generated: 30/08/26 05:20:56. Forecast: 30/08/26 to 05/09/26. Timezone: UTC-4.00