Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 21

Waxing Crescent 17%

09:39

00:48

12 Good
13 Bad
14 Bad
15 Bad
16 Bad
17 OK
18 OK
19 OK
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

Sun - Rise: 06:39, Set: 20:12, Transit: 13:26. Moon - Rise: 09:39, Set: 00:48. Civil Dark: 20:40 - 06:11. Nautical Dark: 21:15 - 05:36. Astro Dark: 21:51 - 05:00

Total Clouds (% Sky Obscured)

12
84
100
100
65
27
29
45
53
74
75
68
67
61
66
66
82
65
57
97
100
100
100
100

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

2
2
1
1
15
10
39
63
61
79
74
25
37
22
25
3
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

10
84
100
100
58
20
0
0
2
2
19
44
40
36
16
45
39
34
57
94
100
100
100
100

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
9
9
9
9
9
9
9
9
9
9

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
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
8
11
15
14
13
12
9
5
5
7
8
8
8
5
3
2
2
5
4
2
2
4
4

Chance of Frost

Temperature (°C)

21
23
24
25
25
25
25
24
21
19
16
16
15
14
13
13
12
11
10
10
12
15
18
20

Feels Like (°C)

19
19
19
19
20
20
20
21
19
16
13
12
12
11
9
9
7
7
7
6
9
12
14
16

Dew Point (°C)

-4
-2
-2
-3
-2
-2
-2
-2
-1
0
0
-1
-0
-1
-2
-3
-4
-5
-5
-5
-3
-4
-3
-2

Relative Humidity (%)

18
18
17
16
17
17
16
17
22
28
33
33
35
35
34
33
33
33
34
34
35
26
23
23

Pressure (mb)

1013
1012
1011
1010
1009
1008
1008
1008
1008
1009
1010
1011
1012
1012
1013
1013
1013
1013
1013
1014
1013
1013
1012
1011

Ozone (du)

325
325
323
324
325
325
325
326
325
324
324
323
324
326
328
326
326
325
323
324
328
328
327
328

Wednesday 22

Waxing Crescent 27%

10:49

01:49

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

Sun - Rise: 06:38, Set: 20:13, Transit: 13:26. Moon - Rise: 10:49, Set: 01:49. Civil Dark: 20:41 - 06:09. Nautical Dark: 21:16 - 05:35. Astro Dark: 21:52 - 04:58

Total Clouds (% Sky Obscured)

99
100
98
100
100
94
10
66
100
10
0
0
0
0
0
11
8
25
23
33
29
66
100
83

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11
8
22
22
0
0
61
39
9

Medium Clouds (% Sky Obscured)

0
0
0
61
60
68
10
66
0
0
0
0
0
0
0
2
1
3
6
17
23
36
100
82

High Clouds (% Sky Obscured)

99
100
95
100
100
61
10
45
100
10
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
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
Light Rain
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
12
37
68
50

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
0.4
0

Wind Speed/Direction (mph)

7
11
13
15
16
19
19
18
20
18
20
21
21
19
17
18
17
15
12
13
14
18
20
18

Chance of Frost

Temperature (°C)

22
24
24
25
25
26
25
23
21
19
18
17
16
16
15
14
13
12
11
10
11
12
11
8

Feels Like (°C)

17
19
19
19
19
19
18
16
12
10
8
9
9
9
8
6
6
6
6
4
4
5
4
-1

Dew Point (°C)

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

Relative Humidity (%)

23
23
19
17
15
14
16
17
18
21
22
22
23
23
22
24
33
36
38
39
37
31
34
46

Pressure (mb)

1010
1008
1006
1005
1003
1002
1002
1002
1002
1003
1004
1005
1005
1006
1006
1006
1007
1007
1008
1008
1009
1009
1010
1012

Ozone (du)

327
327
325
324
324
322
321
323
326
329
332
334
334
334
333
337
339
338
337
339
342
343
348
354

Thursday 23

First Quarter 38%

12:04

02:37

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

Sun - Rise: 06:36, Set: 20:14, Transit: 13:26. Moon - Rise: 12:04, Set: 02:37. Civil Dark: 20:42 - 06:08. Nautical Dark: 21:17 - 05:33. Astro Dark: 21:54 - 04:56

Total Clouds (% Sky Obscured)

98
100
86
68
71
57
55
54
63
21
12
12
3
4
3
2
0
5
23
63
78
75
76
72

Low Clouds (% Sky Obscured)

3
36
44
56
20
0
0
2
0
0
0
0
2
3
0
0
0
2
4
11
26
17
37
4

Medium Clouds (% Sky Obscured)

94
100
78
68
71
48
55
54
63
20
12
12
1
1
1
0
0
3
23
61
78
75
76
72

High Clouds (% Sky Obscured)

0
9
0
0
0
0
0
0
0
1
2
1
0
0
1
0
0
0
0
0
0
50
5
4

ISS Passover

Visibility (miles)

4
9
9
9
7
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

63
52
52
66
57
38
17
17
18
4
4
5
4
2
1
1
0
1
1
4
7
7
12
14

Precipitation Amount (mm)

0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
11
14
17
17
11
15
15
13
8
3
4
4
4
5
5
5
6
6
6
6
8
10
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

49
43
35
41
44
39
31
30
46
46
56
60
60
59
59
60
59
61
60
59
52
43
36
30

Pressure (mb)

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

Ozone (du)

357
353
359
359
359
365
368
370
368
361
356
355
357
355
354
354
354
355
355
353
353
353
358
365

Friday 24

Waxing Gibbous 50%

12:04

03:15

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

Sun - Rise: 06:35, Set: 20:15, Transit: 13:26. Moon - Rise: 12:04, Set: 03:15. Civil Dark: 20:44 - 06:06. Nautical Dark: 21:18 - 05:31. Astro Dark: 21:55 - 04:54

Total Clouds (% Sky Obscured)

72
61
69
53
12
25
3
2
1
22
50
48
50
49
48
32
18
12
11
49
35
43
15
47

Low Clouds (% Sky Obscured)

39
26
12
8
0
0
0
0
0
0
0
0
4
9
13
10
8
9
7
26
25
6
6
47

Medium Clouds (% Sky Obscured)

72
61
64
46
11
10
1
1
0
22
50
48
44
42
40
31
18
12
10
5
0
0
0
2

High Clouds (% Sky Obscured)

72
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
5
10
15
21

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 (%)

16
12
4
0
0
0
0
0
0
0
1
1
1
1
0
0
0
1
1
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)

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

Chance of Frost

Temperature (°C)

11
11
12
13
14
14
14
14
12
10
8
7
7
7
6
5
4
3
2
3
5
6
8
10

Feels Like (°C)

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

Dew Point (°C)

-8
-8
-8
-9
-9
-9
-9
-8
-7
-8
-9
-8
-8
-7
-5
-3
-3
-3
-3
-2
-2
-1
-1
-2

Relative Humidity (%)

27
25
23
20
19
19
19
22
27
27
28
32
34
38
45
55
62
65
68
69
65
59
52
42

Pressure (mb)

1013
1012
1012
1011
1010
1009
1009
1009
1009
1010
1010
1011
1011
1012
1012
1012
1013
1014
1014
1015
1015
1014
1013
1011

Ozone (du)

368
369
370
369
368
362
361
361
361
365
366
367
371
372
374
373
372
371
372
374
372
370
368
367

Saturday 25

Waxing Gibbous 61%

13:17

03:45

12 OK
13 OK
14 OK
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
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:34, Set: 20:16, Transit: 13:25. Moon - Rise: 13:17, Set: 03:45. Civil Dark: 20:45 - 06:05. Nautical Dark: 21:20 - 05:30. Astro Dark: 21:57 - 04:52

Total Clouds (% Sky Obscured)

37
39
39
64
70
99
100
100
83
100
100
87
88
100
100
100
100
93
74
97
100
87
75
62

Low Clouds (% Sky Obscured)

16
9
1
1
0
0
0
0
0
0
0
0
0
0
0
11
25
40
36
32
28
21
13
6

Medium Clouds (% Sky Obscured)

0
5
9
37
54
70
53
46
44
50
61
68
75
77
75
70
65
65
70
70
70
63
46
27

High Clouds (% Sky Obscured)

16
11
10
50
63
98
100
100
83
100
100
87
88
100
100
75
50
24
16
8
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 (%)

0
0
0
0
0
0
5
7
3
8
8
7
13
15
14
25
29
32
37
39
35
34
30
23

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

Chance of Frost

Temperature (°C)

12
14
15
16
16
16
16
15
13
11
11
10
10
9
9
9
8
7
6
6
8
8
10
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

36
33
30
28
26
26
27
30
39
44
44
43
41
42
41
40
41
44
47
51
40
38
36
31

Pressure (mb)

1010
1009
1007
1006
1006
1005
1005
1005
1005
1005
1006
1006
1005
1005
1005
1005
1006
1006
1006
1007
1007
1007
1006
1005

Ozone (du)

366
364
361
359
358
357
356
357
357
358
357
358
357
354
352
350
350
349
347
343
340
338
335
336

Sunday 26

Waxing Gibbous 72%

14:27

04:10

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
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:32, Set: 20:17, Transit: 13:25. Moon - Rise: 14:27, Set: 04:10. Civil Dark: 20:46 - 06:03. Nautical Dark: 21:21 - 05:28. Astro Dark: 21:58 - 04:51

Total Clouds (% Sky Obscured)

75
90
100
92
81
68
73
86
96
97
97
98
98
99
99
99
99
99
100
100
100
98
97
97

Low Clouds (% Sky Obscured)

14
25
36
31
15
0
1
4
10
24
37
53
49
45
37
56
75
93
88
89
87
93
95
96

Medium Clouds (% Sky Obscured)

51
76
100
79
58
37
57
77
96
97
97
98
98
98
99
98
97
95
97
98
100
84
73
66

High Clouds (% Sky Obscured)

33
67
100
68
36
4
19
33
48
37
30
24
60
80
99
99
99
99
100
100
100
89
77
66

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
5
7
9
8
7

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

Precipitation Probability (%)

30
37
44
42
35
33
58
59
57
66
74
78
78
70
61
66
71
77
89
95
95
89
78
61

Precipitation Amount (mm)

0
0
0.3
0.2
0
0
0
0
0
0.2
0.3
0.3
0.4
0.3
0
0.2
0.3
0.4
0.6
0.6
0.6
0.5
0.3
0

Wind Speed/Direction (mph)

6
8
9
9
7
5
8
6
3
6
4
3
1
1
2
2
2
5
7
8
8
9
9
9

Chance of Frost

Temperature (°C)

14
15
16
15
16
16
16
14
13
11
10
10
9
9
8
7
7
7
7
7
8
8
8
9

Feels Like (°C)

9
8
8
9
10
12
11
11
10
11
10
9
8
6
7
7
6
6
6
5
5
4
5
5

Dew Point (°C)

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

Relative Humidity (%)

26
27
27
27
26
25
28
40
55
77
78
81
85
85
87
88
87
87
84
82
81
78
78
77

Pressure (mb)

1004
1003
1003
1002
1001
1000
999
1000
1000
1001
1001
1002
1002
1002
1002
1001
1002
1002
1002
1003
1004
1005
1005
1006

Ozone (du)

339
339
341
342
342
342
341
343
346
348
349
351
352
353
355
356
354
353
351
350
348
347
346
346

Monday 27

Waxing Gibbous 81%

15:34

04:33

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
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:31, Set: 20:18, Transit: 13:25. Moon - Rise: 15:34, Set: 04:33. Civil Dark: 20:47 - 06:02. Nautical Dark: 21:22 - 05:27. Astro Dark: 22:00 - 04:49

Total Clouds (% Sky Obscured)

93
91
87
79
72
70
71
75
77
85
92
98
98
99
100
94
88
83
81
79
77
85
93
100

Low Clouds (% Sky Obscured)

91
85
78
62
46
30
26
21
16
15
13
12
11
11
10
10
9
6
5
5
5
20
34
49

Medium Clouds (% Sky Obscured)

52
34
16
26
42
52
61
73
76
85
90
95
85
63
35
44
57
71
75
78
77
85
91
99

High Clouds (% Sky Obscured)

74
80
87
79
72
70
71
75
77
66
37
11
10
10
9
10
5
5
0
0
0
33
66
89

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

62
63
65
70
70
66
59
58
68
78
82
78
62
51
21
26
23
20
32
41
48
63
74
80

Precipitation Amount (mm)

0
0.2
0.3
0.3
0.3
0.3
0.2
0
0.3
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
6
7
7
8
8
9
12
11
10
10
9
9
5
5
5
5
4
4
4
4
5
5
5

Dew Point (°C)

5
5
5
4
4
3
3
3
3
3
4
4
4
4
4
4
4
4
4
4
3
3
3
3

Relative Humidity (%)

77
68
61
54
52
49
48
52
58
63
68
73
78
79
82
82
82
82
83
78
73
67
68
68

Pressure (mb)

1007
1006
1006
1006
1005
1005
1005
1006
1007
1007
1008
1009
1010
1010
1011
1011
1011
1012
1012
1012
1012
1012
1012
1013

Ozone (du)

346
346
346
346
345
345
345
345
345
345
346
348
350
348
347
346
350
355
360
363
367
370
371
373

Forecast for Elberta, Utah, United States of America (40.01,-112.00)

Generated: 21/04/26 02:43:56. Forecast: 21/04/26 to 27/04/26. Timezone: UTC-6.00