Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 29

Waxing Gibbous 98%

No Rise

04:49

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
17 Bad
18 Bad

Sun - Rise: 05:39, Set: 19:58, Transit: 12:49. Moon - Rise: No Rise, Set: 04:49. Civil Dark: 20:31 - 05:06. Nautical Dark: 21:12 - 04:24. Astro Dark: 21:58 - 03:38

Total Clouds (% Sky Obscured)

80
85
88
91
100
100
100
100
100
100
100
100
100
100
100
100
99
95
92
87
78
85
87
80

Low Clouds (% Sky Obscured)

72
74
60
65
57
66
81
79
88
91
100
99
100
100
98
100
96
86
70
47
41
66
76
66

Medium Clouds (% Sky Obscured)

80
85
88
91
100
100
100
100
100
100
100
100
91
87
100
99
61
93
86
50
74
66
61
61

High Clouds (% Sky Obscured)

80
85
88
91
100
100
100
100
100
100
100
100
100
40
35
25
3
0
2
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
7
9
9
9
9
4
4
4
4
4
9
5
6
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

32
46
56
61
50
55
93
95
95
95
95
95
95
78
80
55
39
17
9
20
8
5
15
2

Precipitation Amount (mm)

0
0
0
0
0
0
0.4
1.1
1.7
1.5
1.2
1.5
0.5
0.4
0.5
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
74
75
76
75
70
71
72
80
90
90
91
88
90
91
91
81
69
73
70
72
73
77
77

Pressure (mb)

1007
1007
1007
1007
1006
1006
1005
1005
1004
1005
1004
1004
1004
1004
1004
1005
1005
1005
1005
1005
1006
1006
1006
1007

Ozone (du)

368
370
369
370
370
372
373
373
374
374
377
378
380
385
384
386
386
385
386
382
383
385
391
392

Thursday 30

Waxing Gibbous 100%

19:21

05:08

19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 OK
03 OK
04 OK
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

Sun - Rise: 05:37, Set: 19:59, Transit: 12:49. Moon - Rise: 19:21, Set: 05:08. Civil Dark: 20:33 - 05:04. Nautical Dark: 21:14 - 04:22. Astro Dark: 22:01 - 03:35

Total Clouds (% Sky Obscured)

74
70
81
71
89
90
79
31
31
34
38
53
57
52
58
49
64
55
68
95
100
99
87
88

Low Clouds (% Sky Obscured)

58
61
67
54
47
49
45
30
31
34
38
41
45
45
53
43
58
44
54
31
43
20
18
20

Medium Clouds (% Sky Obscured)

59
52
60
67
82
83
36
18
18
25
6
2
8
2
1
1
1
1
1
77
96
97
80
70

High 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

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
9
9
7
7
8
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
3
3
2
0
0
0
0
0
0
0
0
0
0
0
2
20
18
35
35
37
33
27
19

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
6
5
4
3
2
3
1
2
2
1
1
0
1
2
4
5
6
7
8
8
8
8
8

Dew Point (°C)

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

Relative Humidity (%)

78
78
74
75
76
76
79
82
86
86
88
86
80
68
62
57
53
52
51
51
53
53
50
50

Pressure (mb)

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

Ozone (du)

392
393
397
400
400
399
400
400
401
402
405
405
408
410
411
411
409
407
406
404
402
402
403
407

Friday 1

Full Moon 100%

20:29

05:32

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

Sun - Rise: 05:36, Set: 20:01, Transit: 12:49. Moon - Rise: 20:29, Set: 05:32. Civil Dark: 20:34 - 05:02. Nautical Dark: 21:16 - 04:20. Astro Dark: 22:03 - 03:33

Total Clouds (% Sky Obscured)

72
51
32
46
41
33
37
33
26
14
63
78
41
37
25
20
76
96
88
91
95
90
85
49

Low Clouds (% Sky Obscured)

14
10
2
1
9
25
22
25
18
14
16
10
2
2
3
13
34
88
57
58
62
54
48
14

Medium Clouds (% Sky Obscured)

61
44
32
46
30
5
15
3
6
0
34
46
26
22
17
20
35
34
46
61
73
82
70
49

High Clouds (% Sky Obscured)

0
0
0
0
0
4
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
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 (%)

5
0
0
0
0
0
0
0
0
0
0
0
0
0
5
9
15
22
31
23
25
27
26
21

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
6
5
6
5
3
2
1
1
1
1
1
3
5
6
8
7
7
7
7
7
6
7
7

Dew Point (°C)

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

Relative Humidity (%)

58
63
65
67
71
73
72
75
79
82
82
83
80
72
64
58
49
44
41
40
40
41
42
50

Pressure (mb)

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

Ozone (du)

409
416
418
417
417
415
412
410
406
406
406
407
410
412
415
416
417
419
420
416
408
404
402
398

Saturday 2

Waning Gibbous 98%

21:37

06:02

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 OK
08 OK
09 OK
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 05:34, Set: 20:02, Transit: 12:49. Moon - Rise: 21:37, Set: 06:02. Civil Dark: 20:35 - 05:01. Nautical Dark: 21:17 - 04:19. Astro Dark: 22:05 - 03:31

Total Clouds (% Sky Obscured)

47
74
81
68
63
67
72
71
62
63
51
42
25
36
43
46
62
94
94
86
75
54
81
55

Low Clouds (% Sky Obscured)

8
28
34
24
26
30
36
32
25
24
18
20
14
16
11
9
25
87
90
86
63
22
55
13

Medium Clouds (% Sky Obscured)

46
48
43
40
42
38
39
41
43
40
32
26
19
25
32
42
52
81
77
63
53
43
50
55

High 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

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
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 (%)

10
8
5
2
7
9
7
13
15
14
14
12
6
7
6
5
11
12
29
26
13
8
5
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

56
61
64
62
63
64
65
66
69
71
72
72
65
58
53
47
43
40
41
44
47
45
42
50

Pressure (mb)

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

Ozone (du)

399
402
404
403
403
402
403
402
405
408
407
408
411
413
414
415
415
416
416
414
415
412
413
413

Sunday 3

Waning Gibbous 94%

22:42

06:39

19 Bad
20 OK
21 OK
22 Good
23 OK
00 OK
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

Sun - Rise: 05:33, Set: 20:03, Transit: 12:49. Moon - Rise: 22:42, Set: 06:39. Civil Dark: 20:37 - 04:59. Nautical Dark: 21:19 - 04:17. Astro Dark: 22:07 - 03:28

Total Clouds (% Sky Obscured)

56
43
26
14
41
39
76
82
57
76
77
96
99
99
100
100
98
96
93
91
85
83
89
94

Low Clouds (% Sky Obscured)

6
1
1
2
2
1
1
19
33
35
28
21
43
51
50
59
57
57
56
61
69
83
87
86

Medium Clouds (% Sky Obscured)

56
43
25
6
28
39
71
76
53
67
71
81
85
86
84
83
71
65
59
62
63
68
76
88

High Clouds (% Sky Obscured)

0
1
1
1
9
1
2
4
3
5
5
28
35
40
40
35
38
51
66
66
66
71
79
82

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

Precipitation Probability (%)

0
0
0
0
0
0
0
10
17
20
26
25
20
30
24
19
20
19
11
16
16
13
42
65

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
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
8
7
6
6
6
5
5
5
4
4
4
5
6
8
10
11
12
13
14
15
15
15
14

Feels Like (°C)

7
6
5
4
3
2
2
1
0
1
0
-1
0
1
2
2
2
3
5
5
9
9
9
10

Dew Point (°C)

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

Relative Humidity (%)

54
59
59
64
71
74
75
73
75
80
86
86
82
75
69
63
58
56
54
51
52
52
51
62

Pressure (mb)

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

Ozone (du)

409
405
402
401
399
397
397
399
398
400
404
407
410
408
407
406
405
406
408
409
411
413
415
416

Monday 4

Waning Gibbous 89%

23:40

07:26

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
17 Bad
18 Bad

Sun - Rise: 05:31, Set: 20:05, Transit: 12:49. Moon - Rise: 23:40, Set: 07:26. Civil Dark: 20:38 - 04:57. Nautical Dark: 21:21 - 04:15. Astro Dark: 22:09 - 03:26

Total Clouds (% Sky Obscured)

100
97
95
93
96
97
98
97
95
93
93
92
92
82
68
53
63
78
100
99
99
99
99
100

Low Clouds (% Sky Obscured)

86
82
78
70
61
48
40
44
53
59
61
67
64
57
50
44
48
52
53
41
34
20
3
2

Medium Clouds (% Sky Obscured)

100
89
75
61
59
60
61
60
59
46
42
37
30
21
3
3
23
45
68
76
83
91
75
59

High Clouds (% Sky Obscured)

84
73
62
51
55
56
53
29
14
3
4
4
15
13
12
0
13
25
56
66
68
66
66
68

ISS Passover

Visibility (miles)

4
1
3
4
6
7
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
8

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

Precipitation Probability (%)

87
95
95
92
91
91
92
74
53
18
35
46
55
49
44
38
35
30
27
29
31
29
27
23

Precipitation Amount (mm)

0.5
0.7
0.7
0.6
0.6
0.6
0.6
0.4
0
0
0
0
0.3
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
7
9
10
11
12
14
15
16
17
18
16
15
13
14
15
16
16
16
16
15
14
13
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
90
87
86
83
81
83
84
81
81
81
80
80
80
72
65
60
60
60
60
60
60
61
64

Pressure (mb)

1002
1002
1001
1000
999
999
999
999
1000
1001
1001
1002
1003
1004
1005
1005
1005
1005
1006
1006
1006
1006
1006
1007

Ozone (du)

417
418
421
423
426
428
429
431
430
430
429
429
430
430
429
428
427
428
430
431
430
429
428
419

Tuesday 5

Waning Gibbous 82%

00:30

08:22

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: 05:30, Set: 20:06, Transit: 12:49. Moon - Rise: 00:30, Set: 08:22. Civil Dark: 20:40 - 04:56. Nautical Dark: 21:22 - 04:13. Astro Dark: 22:11 - 03:24

Total Clouds (% Sky Obscured)

100
100
99
98
97
96
95
95
94
94
96
99
100
99
98
97
97
97
98

Low Clouds (% Sky Obscured)

1
5
5
4
5
6
6
20
35
47
59
70
83
68
53
37
42
47
52

Medium Clouds (% Sky Obscured)

42
60
76
90
87
85
89
79
69
59
69
81
91
91
92
94
97
97
98

High Clouds (% Sky Obscured)

69
78
86
94
91
90
87
83
79
55
50
66
99
80
63
45
48
60
60

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5

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
Very Light Rain
None
None
None

Precipitation Probability (%)

14
11
6
0
0
0
0
0
0
0
16
26
34
43
52
60
56
51
48

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

7
5
4
4
4
4
5
5
5
5
6
5
5
5
5
5
7
9
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
7
5
5
6
5
5
5
2
2
2
3
3
3
6
7
7
9
11

Dew Point (°C)

5
5
4
4
3
3
2
2
2
2
2
2
3
3
4
5
6
8
11

Relative Humidity (%)

67
70
72
73
73
74
75
76
76
75
75
75
74
74
66
59
53
61
72

Pressure (mb)

1007
1008
1008
1009
1009
1009
1009
1009
1009
1009
1009
1008
1008
1007
1006
1005
1004
1003
1001

Ozone (du)

409
400
401
401
402
401
400
399
399
400
400
398
397
395
393
391
390
388
387

Forecast for Sorel-Tracy, Montérégie, Canada (46.04,-73.11)

Generated: 29/04/26 19:26:59. Forecast: 29/04/26 to 05/05/26. Timezone: UTC-4.00