Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 25

Waxing Gibbous 100%

18:20

06:48

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:57, Set: 18:56, Transit: 12:55. Moon - Rise: 18:20, Set: 06:48. Civil Dark: 19:23 - 06:30. Nautical Dark: 19:54 - 05:58. Astro Dark: 20:26 - 05:26

Total Clouds (% Sky Obscured)

57
67
74
80
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
96
97
99
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
6
4
3
86
90
80
88
89
87
93
88
91
99

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
5
24
60
70
89
86
87
98
100
100
100
100
89
94
95
100
100

High Clouds (% Sky Obscured)

57
67
74
80
100
99
100
100
100
100
100
100
100
100
100
99
74
24
54
56
64
91
90
65

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
7
7
9
8
4
3
1
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
Light Rain
Very Light Rain
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

1
11
1
0
0
0
0
0
0
1
2
2
2
6
30
62
54
35
32
55
91
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.2
0
0
0.2
0.6
1.7
1.3
1.1

Wind Speed/Direction (mph)

10
10
7
6
9
10
10
10
10
10
10
11
12
12
13
13
14
16
15
14
14
14
14
13

Chance of Frost

Temperature (°C)

22
21
19
18
17
17
16
16
16
16
16
15
15
15
16
16
16
16
17
18
18
19
18
17

Feels Like (°C)

19
18
15
14
13
12
12
12
12
12
12
11
11
11
11
11
11
10
12
13
13
15
13
13

Dew Point (°C)

12
12
9
8
9
9
8
9
9
9
9
9
9
9
8
11
13
14
14
14
15
16
16
15

Relative Humidity (%)

52
58
52
53
59
60
59
62
64
65
66
65
65
65
61
72
81
83
78
78
83
85
90
87

Pressure (mb)

1016
1016
1016
1016
1017
1016
1016
1015
1015
1015
1014
1013
1013
1013
1013
1013
1013
1012
1012
1012
1011
1011
1010
1010

Ozone (du)

302
302
303
304
305
307
307
306
306
304
301
300
301
302
302
301
300
299
298
298
296
295
293
294

Saturday 26

Full Moon 100%

18:43

07:57

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:57, Set: 18:54, Transit: 12:55. Moon - Rise: 18:43, Set: 07:57. Civil Dark: 19:21 - 06:31. Nautical Dark: 19:52 - 05:59. Astro Dark: 20:24 - 05:27

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
97
90
59
93
74
73
42
81
95
93
93
93
94
99
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
97
97
100
100
82
100
100
100
100
100
100
100
100
100
100
100
100
64

High Clouds (% Sky Obscured)

83
63
50
83
79
75
98
61
96
67
91
100
93
100
88
100
100
71
55
60
55
11
45
14

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

76
53
58
40
13
6
7
12
32
41
60
95
95
95
95
95
95
95
95
88
74
54
38
46

Precipitation Amount (mm)

0.5
0
0
0
0
0
0
0
0
0
0
0.8
2.7
6.5
3.3
4.7
5
6.8
2.3
0.4
0.3
0
0
0

Wind Speed/Direction (mph)

13
13
13
14
14
14
14
14
13
13
13
13
14
13
14
14
14
15
15
15
13
13
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
13
12
12
12
12
12
12
12
11
11
11
10
9
9
9
10
10
10
11
12
12
13

Dew Point (°C)

13
12
13
13
12
12
11
12
12
12
12
12
12
13
12
11
11
12
13
14
14
15
15
15

Relative Humidity (%)

81
78
78
74
71
71
71
78
77
79
79
79
84
90
87
84
84
86
90
93
92
93
93
92

Pressure (mb)

1010
1010
1010
1009
1009
1009
1008
1008
1007
1007
1006
1006
1005
1005
1004
1004
1004
1004
1004
1004
1004
1004
1005
1005

Ozone (du)

294
294
293
292
293
293
294
294
295
293
292
292
291
289
291
289
288
288
289
288
290
289
290
292

Sunday 27

Waning Gibbous 97%

19:08

09:09

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:58, Set: 18:52, Transit: 12:55. Moon - Rise: 19:08, Set: 09:09. Civil Dark: 19:19 - 06:31. Nautical Dark: 19:51 - 06:00. Astro Dark: 20:23 - 05:28

Total Clouds (% Sky Obscured)

100
99
100
99
99
99
100
100
100
100
100
98
100
100
100
100
100
97
100
100
98
99
99
100

Low Clouds (% Sky Obscured)

98
98
100
99
99
98
98
100
100
100
100
96
96
98
100
100
100
96
100
100
98
99
99
100

Medium Clouds (% Sky Obscured)

64
64
61
67
98
97
94
83
97
95
90
95
98
100
100
100
74
86
73
94
84
74
83
90

High Clouds (% Sky Obscured)

68
0
22
4
0
0
6
0
0
0
14
7
0
3
17
4
1
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
5
9
9
9
3
9
9
9
9
9
9
9
9
7
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

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

Precipitation Probability (%)

95
95
95
88
95
95
95
93
84
55
61
84
94
84
75
39
46
47
30
24
8
6
6
4

Precipitation Amount (mm)

1.2
2
1
0.6
0.9
0.8
0.9
0.8
0.5
0
0
0.4
0.7
0.5
0.4
0
0
0.3
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
10
10
9
10
9
9
9
8
8
8
8
8
7
7
8
8
7
7
7
7
7
6
6

Chance of Frost

Temperature (°C)

16
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
16
16
16
16
16
17
17

Feels Like (°C)

13
13
12
12
12
12
12
12
12
13
13
13
13
13
13
13
13
14
14
15
15
15
16
16

Dew Point (°C)

15
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
15
15
15
15
15

Relative Humidity (%)

92
92
93
92
92
95
93
92
92
92
95
95
93
95
95
95
93
92
92
92
93
92
90
90

Pressure (mb)

1005
1006
1007
1007
1007
1008
1008
1008
1008
1008
1008
1008
1008
1009
1009
1010
1010
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

291
291
292
293
293
293
293
291
292
290
289
287
287
287
287
287
287
287
286
286
287
285
284
284

Monday 28

Waning Gibbous 92%

19:37

10:24

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:59, Set: 18:51, Transit: 12:54. Moon - Rise: 19:37, Set: 10:24. Civil Dark: 19:18 - 06:32. Nautical Dark: 19:49 - 06:01. Astro Dark: 20:21 - 05:29

Total Clouds (% Sky Obscured)

99
98
97
98
96
95
95
95
94
96
96
90
89
92
93
91
89
88
89
87
85
88
88
79

Low Clouds (% Sky Obscured)

98
89
89
97
82
69
70
54
51
59
49
46
63
84
93
62
86
86
60
49
63
80
81
48

Medium Clouds (% Sky Obscured)

88
92
95
94
80
75
63
56
45
44
40
30
32
54
65
60
56
52
65
68
48
38
41
39

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
1
16
25
24
10
1
2
2
2
2
2
2
1
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 (%)

3
2
0
4
5
1
4
4
1
1
1
0
0
1
0
0
0
0
0
1
11
11
12
2

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)

6
5
5
5
4
4
4
4
4
4
4
4
4
3
3
3
3
4
5
6
6
6
6
6

Chance of Frost

Temperature (°C)

17
17
16
16
16
16
16
15
15
15
15
15
15
15
15
16
17
17
18
19
20
21
21
21

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
89
90
90
90
93
93
93
95
95
93
95
93
93
92
92
89
90
89
81
76
73
71
75

Pressure (mb)

1011
1012
1012
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1015
1015
1016
1016
1016
1016
1016
1015
1015
1015

Ozone (du)

284
284
283
285
286
287
287
288
288
288
289
289
290
291
291
291
290
289
289
287
287
284
283
281

Tuesday 29

Waning Gibbous 84%

20:11

11:40

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 07:00, Set: 18:49, Transit: 12:54. Moon - Rise: 20:11, Set: 11:40. Civil Dark: 19:16 - 06:33. Nautical Dark: 19:47 - 06:02. Astro Dark: 20:19 - 05:30

Total Clouds (% Sky Obscured)

79
72
69
68
71
70
68
64
64
68
68
68
91
60
99
95
92
88
93
97
100
100
100
100

Low Clouds (% Sky Obscured)

47
32
7
9
10
12
5
5
4
3
3
2
5
7
12
13
9
6
10
15
20
21
17
20

Medium Clouds (% Sky Obscured)

61
46
41
45
43
40
40
40
36
36
28
21
16
9
0
25
49
59
59
69
74
79
79
79

High Clouds (% Sky Obscured)

0
0
0
0
0
0
2
4
6
26
43
63
89
60
99
95
92
88
93
97
100
72
41
16

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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
8
9
11
10
4

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

16
17
16
16
15
15
14
14
14
14
13
13
13
13
13
13
14
15
16
16
15
15
16
16

Relative Humidity (%)

73
82
88
89
87
87
89
90
89
90
90
92
92
92
92
90
86
81
77
71
67
61
64
65

Pressure (mb)

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

Ozone (du)

280
281
283
280
278
277
277
276
275
274
274
274
273
272
271
271
271
270
270
269
269
268
269
269

Wednesday 30

Waning Gibbous 74%

20:54

12:53

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 07:01, Set: 18:47, Transit: 12:54. Moon - Rise: 20:54, Set: 12:53. Civil Dark: 19:14 - 06:34. Nautical Dark: 19:46 - 06:03. Astro Dark: 20:18 - 05:31

Total Clouds (% Sky Obscured)

93
88
82
82
82
82
90
95
100
93
84
73
72
73
75
73
70
73
69
63
56
65
77
86

Low Clouds (% Sky Obscured)

12
7
1
11
22
33
44
54
64
59
54
52
45
34
33
34
30
28
31
25
22
21
17
21

Medium Clouds (% Sky Obscured)

72
65
59
55
50
43
47
49
49
50
50
47
46
47
45
35
22
10
7
4
1
3
6
8

High Clouds (% Sky Obscured)

16
15
20
33
46
62
77
87
96
86
73
62
64
68
68
62
59
55
43
27
9
40
67
86

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 (%)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

16
16
15
15
13
12
10
10
11
12
13
14
15
15
15
15
15
15
15
15
15
15
16
16

Relative Humidity (%)

67
71
74
78
72
67
62
66
71
74
79
87
93
93
92
92
83
76
68
63
59
56
58
59

Pressure (mb)

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

Ozone (du)

269
269
268
268
269
269
270
271
271
272
271
271
271
270
269
269
267
266
265
264
263
263
263
262

Thursday 1

Waning Gibbous 63%

21:48

13:59

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:02, Set: 18:46, Transit: 12:53. Moon - Rise: 21:48, Set: 13:59. Civil Dark: 19:13 - 06:35. Nautical Dark: 19:44 - 06:04. Astro Dark: 20:16 - 05:32

Total Clouds (% Sky Obscured)

73
64
54
60
65
72
81
90
99
100
100
100
100
100
100
100
100
100
84
70
55

Low Clouds (% Sky Obscured)

14
7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

5
3
2
4
5
6
7
6
6
5
4
3
3
2
1
1
0
0
0
0
0

High Clouds (% Sky Obscured)

73
64
52
55
60
72
81
90
99
100
100
100
100
100
100
100
100
100
84
70
55

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)

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

Chance of Frost

Temperature (°C)

25
24
22
20
20
20
19
19
18
18
18
17
17
17
18
18
20
22
24
25
27

Feels Like (°C)

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

Dew Point (°C)

18
17
16
15
15
15
14
13
13
13
13
13
13
14
15
15
16
18
19
19
19

Relative Humidity (%)

62
65
69
72
72
72
71
71
71
71
73
77
78
81
82
83
81
77
73
68
62

Pressure (mb)

1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1017

Ozone (du)

262
262
261
261
261
260
260
259
258
258
257
257
257
257
258
259
259
260
261
261
261

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

Generated: 25/09/26 17:51:12. Forecast: 25/09/26 to 01/10/26. Timezone: UTC-4.00