Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 17

New Moon 0%

06:22

21:10

10 OK
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 OK
05 OK
06 OK
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:12, Set: 20:09, Transit: 13:11. Moon - Rise: 06:22, Set: 21:10. Civil Dark: 20:43 - 05:38. Nautical Dark: 21:25 - 04:55. Astro Dark: 22:12 - 04:08

Total Clouds (% Sky Obscured)

38
58
69
76
99
100
100
100
100
100
100
100
100
93
100
100
88
85
36
38
46
88
97
99

Low Clouds (% Sky Obscured)

38
49
46
61
83
82
6
3
0
0
0
0
0
0
0
0
0
3
0
5
9
3
6
6

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
67
100
100
100
99
84
74
99
62
74
36
38
46
46
40
47

High Clouds (% Sky Obscured)

8
33
69
43
61
100
100
100
100
100
100
100
100
71
100
99
67
44
8
6
6
73
91
95

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

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

Chance of Frost

Temperature (°C)

8
9
8
7
11
13
13
12
11
10
9
8
8
7
7
7
6
6
6
5
5
5
8
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
52
49
49
54
48
47
51
55
62
67
68
69
69
70
71
72
72
74
75
76
72
63
57

Pressure (mb)

1026
1026
1026
1026
1025
1024
1024
1023
1023
1022
1022
1022
1022
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1018

Ozone (du)

353
350
349
349
348
347
346
346
348
348
348
348
350
352
355
358
361
364
359
352
347
345
342
339

Saturday 18

Waxing Crescent 3%

06:53

22:41

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
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:10, Set: 20:10, Transit: 13:11. Moon - Rise: 06:53, Set: 22:41. Civil Dark: 20:44 - 05:36. Nautical Dark: 21:27 - 04:53. Astro Dark: 22:14 - 04:05

Total Clouds (% Sky Obscured)

83
87
96
100
99
99
92
98
91
92
95
98
100
100
97
97
47
58
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
1
12
21
7
1
1
1
1
1
1
1
1
1
1
1
0
1
2
2
3
2
2

Medium Clouds (% Sky Obscured)

70
86
58
61
45
50
63
53
58
55
54
60
57
38
62
59
21
10
34
43
46
49
53
58

High Clouds (% Sky Obscured)

53
72
89
100
93
98
86
94
68
72
85
90
100
100
96
87
47
58
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 (%)

0
0
1
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
3
2
2
3
3
3
2
3
3
2
3
4
4
4
3
3
3
3
3
3
3
2
2

Chance of Frost

Temperature (°C)

12
13
15
16
17
17
18
17
17
16
14
13
12
11
11
10
10
10
9
9
9
9
11
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
47
42
40
39
37
36
37
41
53
59
58
56
56
55
56
57
57
58
59
60
61
57
53

Pressure (mb)

1018
1018
1018
1017
1017
1016
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

336
333
332
330
331
330
329
329
331
332
333
334
335
336
337
338
339
342
344
344
343
343
344
344

Sunday 19

Waxing Crescent 9%

07:37

00:08

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
05 OK
06 OK
07 OK
08 OK
09 OK

Sun - Rise: 06:08, Set: 20:12, Transit: 13:11. Moon - Rise: 07:37, Set: 00:08. Civil Dark: 20:46 - 05:34. Nautical Dark: 21:29 - 04:51. Astro Dark: 22:16 - 04:03

Total Clouds (% Sky Obscured)

92
100
100
100
88
56
53
64
84
83
71
67
52
58
79
74
33
21
32
36
28
21
30
27

Low Clouds (% Sky Obscured)

15
2
2
0
0
0
0
2
2
2
2
2
2
1
1
1
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

58
49
53
60
20
48
28
27
46
45
50
47
51
56
54
52
27
16
23
16
9
3
2
0

High Clouds (% Sky Obscured)

82
100
100
100
81
56
51
64
75
68
46
42
5
5
62
42
3
3
10
30
28
21
30
27

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

Chance of Frost

Temperature (°C)

15
17
19
19
20
21
21
21
21
19
17
15
14
13
12
12
11
11
11
11
11
11
12
15

Feels Like (°C)

13
15
17
17
18
18
19
19
19
17
15
15
14
14
13
10
11
12
12
11
10
10
12
14

Dew Point (°C)

4
4
6
7
7
6
6
7
8
9
9
8
8
8
8
8
8
7
7
7
7
7
7
7

Relative Humidity (%)

47
44
41
43
40
37
38
38
43
53
59
61
66
71
76
77
79
78
78
77
76
73
67
60

Pressure (mb)

1013
1013
1013
1012
1012
1012
1011
1010
1010
1010
1010
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

344
344
344
345
346
346
347
347
347
346
345
346
347
346
346
346
347
348
350
352
353
353
356
357

Monday 20

Waxing Crescent 17%

08:37

01:23

10 Good
11 Good
12 Good
13 Good
14 Good
15 OK
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

Sun - Rise: 06:06, Set: 20:13, Transit: 13:11. Moon - Rise: 08:37, Set: 01:23. Civil Dark: 20:48 - 05:32. Nautical Dark: 21:30 - 04:49. Astro Dark: 22:19 - 04:00

Total Clouds (% Sky Obscured)

4
3
2
4
18
45
59
61
61
73
68
62
50
56
58
60
69
96
100
83
68
59
71
83

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)

0
0
0
2
1
0
0
21
44
65
64
60
50
56
58
60
69
76
80
59
43
28
38
50

High Clouds (% Sky Obscured)

3
3
2
2
15
45
59
52
37
40
31
17
0
3
6
10
13
30
24
27
36
30
41
61

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
3
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)

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

Chance of Frost

Temperature (°C)

17
19
20
21
22
22
22
22
21
19
17
16
15
14
13
13
13
12
12
12
12
12
13
15

Feels Like (°C)

16
20
20
22
22
22
21
20
20
20
18
17
15
15
14
13
13
12
10
11
11
11
13
14

Dew Point (°C)

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

Relative Humidity (%)

52
47
43
42
41
39
39
42
43
54
65
70
74
76
79
80
80
79
79
77
77
75
69
63

Pressure (mb)

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

Ozone (du)

357
357
356
356
356
357
358
360
357
355
354
353
353
351
350
348
345
343
343
341
342
343
344
344

Tuesday 21

Waxing Crescent 27%

09:51

02:21

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
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:04, Set: 20:15, Transit: 13:10. Moon - Rise: 09:51, Set: 02:21. Civil Dark: 20:49 - 05:30. Nautical Dark: 21:32 - 04:46. Astro Dark: 22:21 - 03:57

Total Clouds (% Sky Obscured)

68
90
98
100
100
100
100
100
98
94
91
88
100
100
100
100
96
92
87
78
70
63
55
43

Low Clouds (% Sky Obscured)

0
12
22
33
32
31
30
35
38
37
44
49
53
59
61
68
71
69
67
69
70
63
55
43

Medium Clouds (% Sky Obscured)

56
57
81
80
88
94
98
100
84
82
89
88
100
95
90
80
66
54
48
45
44
43
36
28

High Clouds (% Sky Obscured)

68
84
94
100
100
100
100
91
95
89
60
55
64
63
66
80
78
72
63
56
52
48
36
28

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

Precipitation Probability (%)

3
28
42
53
49
42
28
27
23
17
22
24
17
80
77
74
78
80
75
73
70
65
70
74

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
18
18
18
19
18
18
18
16
15
14
13
13
12
11
11
10
10
10
9
10
10
11
12

Feels Like (°C)

15
18
17
17
17
16
16
16
15
15
14
13
12
11
10
10
10
10
10
10
9
9
10
10

Dew Point (°C)

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

Relative Humidity (%)

57
51
48
46
43
43
42
42
48
61
71
76
81
80
83
84
85
87
90
90
87
84
81
73

Pressure (mb)

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

Ozone (du)

344
344
345
345
345
346
347
348
351
353
354
357
359
363
364
365
367
366
365
365
366
367
368
371

Wednesday 22

Waxing Crescent 39%

No Rise

03:02

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 OK
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 OK
09 OK

Sun - Rise: 06:02, Set: 20:16, Transit: 13:10. Moon - Rise: No Rise, Set: 03:02. Civil Dark: 20:51 - 05:28. Nautical Dark: 21:34 - 04:44. Astro Dark: 22:24 - 03:54

Total Clouds (% Sky Obscured)

38
52
66
80
85
91
97
89
81
73
80
90
99
76
54
31
48
66
83
75
67
59
40
22

Low Clouds (% Sky Obscured)

38
52
66
80
78
65
68
64
58
49
39
27
13
15
19
18
19
25
27
27
24
24
24
22

Medium Clouds (% Sky Obscured)

20
18
16
13
24
35
46
48
49
52
63
77
89
72
50
28
45
62
79
67
50
32
22
12

High Clouds (% Sky Obscured)

26
12
8
2
1
0
0
0
0
0
0
0
0
0
0
0
7
15
22
32
41
50
33
17

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

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

Precipitation Probability (%)

80
76
71
60
60
58
55
49
40
23
43
49
15
19
13
2
4
3
1
1
0
0
0
0

Precipitation Amount (mm)

0.6
0.4
0.3
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
4
4
5
6
5
4
4
2
2
3
2
1
1
1
2
2
2
3
3
3
3
3
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
7
7
7
7
8
8
8
8
8
7
7
7
6
6
5
5
4
4
4
4
4
4

Relative Humidity (%)

66
61
62
62
62
66
73
79
79
80
81
81
84
85
84
84
82
82
82
82
77
73
69
63

Pressure (mb)

1007
1007
1007
1008
1008
1009
1009
1010
1010
1010
1010
1011
1011
1012
1012
1013
1014
1014
1015
1016
1016
1017
1018
1018

Ozone (du)

375
379
387
395
403
405
408
410
409
408
407
406
404
403
403
404
405
402
400
397
397
396
396
396

Thursday 23

First Quarter 50%

11:13

03:31

10 Good
11 Good
12 Good
13 Good
14 Good
15 Good
16 Good
17 Good
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
01 OK
02 OK
03 OK
04 OK

Sun - Rise: 06:00, Set: 20:18, Transit: 13:10. Moon - Rise: 11:13, Set: 03:31. Civil Dark: 20:53 - 05:26. Nautical Dark: 21:36 - 04:42. Astro Dark: 22:26 - 03:51

Total Clouds (% Sky Obscured)

4
3
2
2
8
13
18
15
12
9
7
5
3
8
17
24
35
35
28

Low Clouds (% Sky Obscured)

4
3
2
2
6
3
0
0
0
0
0
0
0
8
17
24
24
13
0

Medium Clouds (% Sky Obscured)

2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
6

High Clouds (% Sky Obscured)

0
0
0
0
6
12
18
14
11
7
6
4
3
8
17
24
32
26
16

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
15
16
16
17
17
17
17
16
14
12
11
10
9
9
9
8
8
8

Feels Like (°C)

7
7
16
16
16
16
17
17
16
16
15
15
13
13
9
9
10
9
9

Dew Point (°C)

5
5
6
6
6
5
4
4
4
5
5
5
5
5
5
5
5
5
4

Relative Humidity (%)

57
52
51
48
47
44
42
41
46
52
60
64
68
73
74
75
78
79
79

Pressure (mb)

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

Ozone (du)

397
397
394
392
389
389
388
387
385
383
382
382
382
382
379
377
374
373
373

Forecast for Yaletown, Metro Vancouver Regional District, Canada (49.28,-123.12)

Generated: 17/04/26 10:43:33. Forecast: 17/04/26 to 23/04/26. Timezone: UTC-7.00