Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 22

Waxing Crescent 56%

12:57

01:48

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
17 Bad
18 Bad
19 Bad

Sun - Rise: 05:41, Set: 20:20, Transit: 13:01. Moon - Rise: 12:57, Set: 01:48. Civil Dark: 20:51 - 05:10. Nautical Dark: 21:31 - 04:30. Astro Dark: 22:15 - 03:45

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

90
92
96
98
100
100
96
93
95
95
96
97
99
98
96
96
96
94
96
96
95
97
98
98

Medium Clouds (% Sky Obscured)

100
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
97
99
100
100
100
100
77

High Clouds (% Sky Obscured)

100
83
100
63
100
66
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
96
95
93

ISS Passover

Visibility (miles)

5
6
5
9
9
9
9
7
4
3
4
4
2
2
2
5
4
7
8
4
4
3
5
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
Very Light Rain
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

95
95
77
64
64
74
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0.9
0.7
0.5
0.3
0
0.2
0.4
1.1
1.6
2.3
1.9
1.9
2.9
2.2
1.8
1.2
1.3
0.5
0.7
1.4
1.8
1.4
0.7
0.4

Wind Speed/Direction (mph)

5
3
2
4
5
5
5
5
7
6
8
10
10
10
9
11
11
11
13
13
13
12
12
12

Chance of Frost

Temperature (°C)

12
11
12
11
11
11
11
11
10
10
10
10
10
10
10
10
10
10
11
11
10
10
10
10

Feels Like (°C)

9
10
10
10
9
9
9
8
7
7
7
5
6
5
6
6
6
7
6
6
6
6
6
6

Dew Point (°C)

10
11
11
11
10
10
9
9
9
9
9
9
9
9
9
9
9
10
10
10
10
9
9
9

Relative Humidity (%)

92
95
95
95
93
90
90
90
93
93
93
93
93
95
95
93
95
95
93
95
95
95
96
96

Pressure (mb)

1027
1028
1029
1029
1029
1028
1028
1028
1028
1028
1029
1029
1029
1029
1030
1030
1030
1029
1029
1029
1029
1028
1028
1028

Ozone (du)

321
323
324
324
324
322
321
321
322
324
326
328
329
327
325
324
324
325
325
325
326
325
326
327

Saturday 23

First Quarter 52%

14:03

02:12

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
17 Bad
18 Bad
19 Bad

Sun - Rise: 05:41, Set: 20:21, Transit: 13:01. Moon - Rise: 14:03, Set: 02:12. Civil Dark: 20:52 - 05:09. Nautical Dark: 21:32 - 04:29. Astro Dark: 22:17 - 03:44

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
98
100
100
98
98
98

Low Clouds (% Sky Obscured)

97
98
97
98
99
100
100
100
96
89
96
97
97
100
100
100
99
99
97
100
100
97
95
96

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
98
100
89
98
98
74
96
100
34
29
34
42
34
32
33
38
16
3

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
97
100
100
98
100
88
78
3
28
60
39
55
32
69
69

ISS Passover

Visibility (miles)

9
6
4
7
2
3
2
7
9
9
9
9
9
7
3
1
0
3
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
6
0
0
0
0
0
1
0
0

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
95
95
95
69
65
9
5
8
2
0
1
3
1
0

Precipitation Amount (mm)

1.4
1.7
2.3
2.2
2.7
1.4
1.1
0.5
4.2
1.3
1.3
0.4
1.6
0
0.3
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
11
11
11
11
11
10
9
11
11
10
9
9
9
8
8
7
7
6
6
6
6
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
6
6
7
8
8
9
9
8
8
9
9
9
10
10
11
12
13
14
15
15
15
15

Dew Point (°C)

9
10
10
10
11
11
11
11
11
11
11
11
11
11
12
12
12
13
14
14
14
14
14
14

Relative Humidity (%)

96
96
96
96
98
96
98
96
96
96
96
95
96
96
96
98
95
96
93
92
89
87
89
92

Pressure (mb)

1028
1028
1027
1027
1027
1026
1025
1025
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1022
1022
1022
1022
1022

Ozone (du)

326
326
326
328
331
332
334
336
337
337
338
340
341
342
343
342
338
337
336
331
328
326
327
327

Sunday 24

Waxing Gibbous 66%

15:07

02:34

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
17 Bad
18 Bad
19 Bad

Sun - Rise: 05:40, Set: 20:22, Transit: 13:01. Moon - Rise: 15:07, Set: 02:34. Civil Dark: 20:53 - 05:08. Nautical Dark: 21:33 - 04:28. Astro Dark: 22:18 - 03:43

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

97
99
84
70
75
65
84
93
95
96
97
98
99
95
91
90
95
78
65
65
50
44
35
37

Medium Clouds (% Sky Obscured)

4
0
0
3
43
53
58
61
73
97
100
90
48
50
73
79
78
85
50
11
14
25
42
60

High Clouds (% Sky Obscured)

56
65
70
71
71
83
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
100
99
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
4
9
4
2
2
4
5
3
9
9
9
9
9
9
9
9

Fog (%)

1
41
5
13
9
13
10
5
2
1
44
2
4
4
4
4
4
4
4
4
4
4
4
4

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
6
34
38
71
95
95
95
71
66
66
19
23
5
1
1
2
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.2
1
1.3
0.5
0.3
0.3
0.4
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
4
4
3
2
2
2
2
2
2
2
2
2
2
2
2
2
3
3
2
2
2
2
3

Chance of Frost

Temperature (°C)

15
14
14
13
13
13
13
13
13
13
13
13
14
14
15
16
16
18
19
20
21
22
21
21

Feels Like (°C)

14
13
13
13
12
12
12
12
13
13
13
13
13
15
16
16
17
18
20
22
23
24
23
22

Dew Point (°C)

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

Relative Humidity (%)

93
95
95
96
96
96
96
96
95
96
98
100
100
98
98
98
98
96
95
92
88
84
84
86

Pressure (mb)

1022
1022
1023
1023
1023
1022
1022
1022
1022
1021
1021
1022
1022
1022
1022
1022
1022
1022
1021
1021
1020
1020
1020
1020

Ozone (du)

327
326
327
326
325
323
325
327
328
327
327
329
332
332
331
330
331
330
330
332
331
332
330
330

Monday 25

Waxing Gibbous 76%

16:10

02:55

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
17 Bad
18 Bad
19 Bad

Sun - Rise: 05:39, Set: 20:23, Transit: 13:01. Moon - Rise: 16:10, Set: 02:55. Civil Dark: 20:54 - 05:08. Nautical Dark: 21:34 - 04:28. Astro Dark: 22:19 - 03:42

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
98
98
99
100

Low Clouds (% Sky Obscured)

52
61
66
40
26
28
31
39
65
74
81
86
74
78
79
87
85
77
78
85
91
74
56
39

Medium Clouds (% Sky Obscured)

62
100
100
100
100
100
100
100
98
90
100
100
99
97
95
84
64
49
42
39
35
57
70
100

High Clouds (% Sky Obscured)

100
100
100
99
97
96
98
99
100
100
100
100
100
99
98
99
99
100
85
72
62
79
94
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 (%)

4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4

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
2
1
13
18
23
36
43
52
43
32
13
24
16
19
18
20
15
12
8
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
92
93
93
95
95
95
95
95
96
98
96
95
92
89
86
84
85
85
79
78
85
87
88

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1020
1020
1020
1020
1020
1019
1019
1018
1018
1017
1017
1017
1016

Ozone (du)

330
331
332
331
331
330
331
332
332
333
334
334
333
334
334
335
336
336
336
336
335
336
336
337

Tuesday 26

Waxing Gibbous 84%

17:12

03:17

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
17 Bad
18 Bad
19 Bad

Sun - Rise: 05:39, Set: 20:23, Transit: 13:01. Moon - Rise: 17:12, Set: 03:17. Civil Dark: 20:55 - 05:07. Nautical Dark: 21:35 - 04:27. Astro Dark: 22:21 - 03:41

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

44
48
53
63
74
84
82
81
79
80
81
66
42
32
18
17
15
21
18
35
38
38
32
24

Medium Clouds (% Sky Obscured)

80
55
39
42
79
74
67
71
70
65
70
70
70
70
71
75
85
90
89
88
87
81
71
50

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
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 (%)

4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4

Precipitation Type

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

Precipitation Probability (%)

8
7
0
4
7
7
16
27
39
64
68
72
80
69
35
54
50
43
37
31
23
20
21
13

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.3
0.3
0.3
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
96
96
96
96
98
98
98
98
96
95
93
86
82
77
71
66
61
56
57
59
60
65
69

Pressure (mb)

1017
1017
1017
1017
1016
1016
1016
1015
1015
1014
1015
1015
1015
1015
1015
1015
1014
1014
1014
1013
1013
1012
1012
1013

Ozone (du)

337
337
336
335
336
336
335
335
337
337
337
337
338
338
339
340
341
342
343
343
342
342
341
341

Wednesday 27

Waxing Gibbous 90%

18:15

03:40

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

Sun - Rise: 05:38, Set: 20:24, Transit: 13:02. Moon - Rise: 18:15, Set: 03:40. Civil Dark: 20:56 - 05:06. Nautical Dark: 21:36 - 04:26. Astro Dark: 22:22 - 03:40

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
93
85
64
48
39
32
38
45
51
35
23
12
23
30
40
31
19
2

Low Clouds (% Sky Obscured)

33
40
46
29
12
0
0
0
0
0
0
0
17
34
51
35
19
3
6
11
13
7
3
0

Medium Clouds (% Sky Obscured)

13
15
11
11
15
17
39
52
40
0
0
0
0
0
0
35
23
12
23
28
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
99
99
98
91
83
64
48
39
32
38
45
51
35
23
12
23
23
20
13
8
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 (%)

4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4

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 (%)

27
32
34
31
22
0
2
7
1
3
5
6
12
14
15
16
14
6
9
8
2
5
5
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

24
19
19
19
19
19
18
14
14
13
13
12
12
15
16
16
17
17
16
20
20
20
21
21

Dew Point (°C)

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

Relative Humidity (%)

75
73
72
70
72
73
75
74
73
73
73
73
74
76
79
82
78
74
70
68
66
65
70
75

Pressure (mb)

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

Ozone (du)

341
341
341
341
341
341
341
342
342
342
343
344
344
344
344
344
345
345
346
347
348
350
350
351

Thursday 28

Waxing Gibbous 95%

19:19

04:07

20 Good
21 Good
22 Good
23 OK
00 OK
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 OK
07 OK
08 OK
09 Good
10 Good
11 Good
12 Good
13 Good

Sun - Rise: 05:38, Set: 20:25, Transit: 13:02. Moon - Rise: 19:19, Set: 04:07. Civil Dark: 20:57 - 05:06. Nautical Dark: 21:37 - 04:25. Astro Dark: 22:23 - 03:39

Total Clouds (% Sky Obscured)

6
10
15
30
43
48
51
61
65
49
38
27
21
13
0
6
10
15

Low Clouds (% Sky Obscured)

5
10
15
30
43
48
33
35
35
29
3
0
1
1
0
6
10
15

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
2
2
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
82
83
87
82
79
76
75
75
74
74
73
74
67
63
57
56
52

Pressure (mb)

1011
1011
1011
1012
1011
1011
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1009
1008

Ozone (du)

352
354
356
358
359
360
361
360
360
360
361
361
362
363
364
365
363
362

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

Generated: 22/05/26 19:41:09. Forecast: 22/05/26 to 28/05/26. Timezone: UTC-4.00