Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 27

Waxing Gibbous 90%

17:18

03:19

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
12 Bad
13 Bad

Sun - Rise: 05:12, Set: 20:38, Transit: 12:55. Moon - Rise: 17:18, Set: 03:19. Civil Dark: 21:15 - 04:35. Nautical Dark: 22:04 - 03:45. Astro Dark: 23:06 - 02:42

Total Clouds (% Sky Obscured)

97
90
72
77
93
82
60
72
81
74
60
75
47
49
71
89
94
86
83
99
53
80
94
97

Low Clouds (% Sky Obscured)

67
62
57
46
26
47
41
48
65
52
39
34
33
46
68
85
87
83
83
98
53
80
88
65

Medium Clouds (% Sky Obscured)

54
47
24
34
55
45
26
32
39
30
33
45
20
1
0
34
26
3
0
0
0
0
30
45

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
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
29
31
25
13
5
1
0
0
0
0
0
0
0
0
0
0
0
0
7
19
24
23
25

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

Chance of Frost

Temperature (°C)

16
16
15
17
16
15
14
12
10
10
10
9
8
8
7
7
8
9
10
10
11
13
14
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
57
58
55
56
61
68
68
83
90
93
95
96
96
96
98
94
85
80
76
67
65
64
60

Pressure (mb)

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

Ozone (du)

364
368
368
372
377
382
388
393
400
402
401
398
395
395
391
392
394
398
399
400
396
393
394
398

Thursday 28

Waxing Gibbous 95%

18:27

03:42

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
12 Bad
13 Bad

Sun - Rise: 05:11, Set: 20:39, Transit: 12:55. Moon - Rise: 18:27, Set: 03:42. Civil Dark: 21:16 - 04:34. Nautical Dark: 22:05 - 03:44. Astro Dark: 23:09 - 02:40

Total Clouds (% Sky Obscured)

91
75
74
98
100
100
100
100
98
96
91
93
94
92
94
99
97
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

60
41
50
47
30
34
42
11
30
50
36
45
38
41
45
51
80
99
100
100
100
100
92
100

Medium Clouds (% Sky Obscured)

37
29
22
37
40
87
100
100
98
95
84
86
89
87
87
97
96
100
100
100
100
96
100
100

High Clouds (% Sky Obscured)

0
5
17
67
100
100
100
100
68
67
55
50
55
4
65
0
46
0
0
0
0
0
0
80

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
3
1

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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain

Precipitation Probability (%)

23
27
28
24
6
5
5
1
7
6
3
0
0
4
11
26
55
74
92
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.7
0.8
0.9
1.2
1.9
3.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

53
57
61
68
67
66
77
81
79
80
81
77
72
69
71
71
75
66
61
77
82
93
94
98

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1013
1013
1013
1012
1012
1010
1009
1008
1007
1006

Ozone (du)

399
399
396
392
388
380
375
372
368
367
370
370
372
378
379
381
383
384
385
385
387
391
392
391

Friday 29

Waxing Gibbous 99%

19:34

04:09

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

Sun - Rise: 05:10, Set: 20:40, Transit: 12:55. Moon - Rise: 19:34, Set: 04:09. Civil Dark: 21:17 - 04:33. Nautical Dark: 22:06 - 03:43. Astro Dark: 23:11 - 02:38

Total Clouds (% Sky Obscured)

100
100
95
88
96
78
84
92
83
70
66
60
40
45
52
62
53
13
22
36
46
53
58
84

Low Clouds (% Sky Obscured)

98
63
35
39
55
59
65
77
61
32
36
28
0
0
20
41
24
2
12
16
26
24
21
37

Medium Clouds (% Sky Obscured)

100
75
75
60
69
31
50
52
42
15
0
11
1
19
2
9
0
0
21
36
46
53
58
57

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
0
0
2
2
3
19
25
9
1
1
0
16
32
48

ISS Passover

Visibility (miles)

0
9
9
9
0
0
0
0
0
5
0
0
0
0
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
None
None
Very Light Rain
None
Light Rain
None
Very Light Rain
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
82
52
41
51
48
79
57
55
49
55
46
28
8
14
3
0
0
0
0
0
1
0
0

Precipitation Amount (mm)

1.8
0.5
0
0
0.2
0
0.4
0
0.2
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
7
7
8
7
7
6
6
6
7
6
6
5
5
4
4
4
7
9
11
13
14
15
17

Feels Like (°C)

4
3
2
3
3
4
3
0
-1
1
0
0
0
0
1
0
1
4
7
8
9
11
13
13

Dew Point (°C)

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

Relative Humidity (%)

98
94
94
88
94
98
98
96
98
98
96
98
96
96
93
94
94
91
81
65
51
45
42
39

Pressure (mb)

1006
1006
1006
1006
1007
1007
1008
1010
1011
1012
1013
1014
1015
1017
1018
1019
1020
1020
1021
1021
1020
1020
1020
1019

Ozone (du)

401
413
422
425
430
435
431
427
423
411
406
401
399
399
397
395
399
400
402
402
402
403
400
399

Saturday 30

Waxing Gibbous 100%

20:40

04:44

14 Bad
15 Bad
16 Bad
17 Bad
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
12 Bad
13 Bad

Sun - Rise: 05:10, Set: 20:41, Transit: 12:56. Moon - Rise: 20:40, Set: 04:44. Civil Dark: 21:18 - 04:32. Nautical Dark: 22:08 - 03:42. Astro Dark: 23:13 - 02:37

Total Clouds (% Sky Obscured)

79
58
52
61
30
44
67
69
74
79
77
76
76
76
76
84
92
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

44
33
45
61
5
12
4
9
5
5
5
6
6
5
5
5
5
23
28
6
7
10
25
51

Medium Clouds (% Sky Obscured)

49
40
31
32
30
39
29
28
26
22
20
19
22
62
54
66
78
85
84
93
100
100
100
100

High Clouds (% Sky Obscured)

29
16
0
0
0
0
40
34
30
25
24
25
31
34
49
66
83
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
7
9
8
8
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
Very Light Rain
None
None
None
None

Precipitation Probability (%)

0
0
1
1
3
5
0
0
0
0
0
0
0
0
0
7
20
25
39
53
51
48
43
45

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
18
18
18
16
16
13
11
9
8
8
7
8
7
7
7
8
10
12
13
14
15
16
16

Feels Like (°C)

14
14
15
15
13
16
13
9
8
6
6
5
6
5
5
5
6
9
11
12
12
12
13
13

Dew Point (°C)

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

Relative Humidity (%)

39
44
43
47
61
61
75
81
82
82
84
84
84
85
84
81
78
78
75
70
68
62
54
51

Pressure (mb)

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

Ozone (du)

398
399
399
398
397
395
392
392
391
390
389
390
390
389
388
390
389
389
388
388
388
389
390
394

Sunday 31

Full Moon 99%

21:40

05:28

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
12 Bad
13 Bad

Sun - Rise: 05:09, Set: 20:41, Transit: 12:56. Moon - Rise: 21:40, Set: 05:28. Civil Dark: 21:19 - 04:32. Nautical Dark: 22:09 - 03:42. Astro Dark: 23:15 - 02:35

Total Clouds (% Sky Obscured)

99
98
98
99
99
100
96
94
94
93
90
95
100
100
100
100
100
85
70
58
55
65
69
74

Low Clouds (% Sky Obscured)

43
31
4
2
1
0
2
2
35
23
9
17
28
37
47
31
16
0
4
8
12
13
14
15

Medium Clouds (% Sky Obscured)

98
97
96
91
84
75
64
59
38
36
32
33
39
45
52
46
30
14
16
21
30
39
42
45

High Clouds (% Sky Obscured)

80
60
33
21
33
50
44
35
22
63
14
65
20
15
5
5
5
5
4
3
6
4
3
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

42
47
56
64
53
26
6
13
1
0
1
1
5
4
0
2
3
1
24
34
39
44
49
59

Precipitation Amount (mm)

0
0.2
0.3
0.4
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
8
10
9
8
7
5
4
3
3
3
2
2
3
3
3
3
2
2
3
4
5
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
13
11
12
12
11
11
9
8
8
7
6
5
6
5
6
5
5
6
12
12
13
14
15

Dew Point (°C)

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

Relative Humidity (%)

49
43
71
69
86
90
92
93
93
90
93
93
93
94
94
94
90
85
83
75
68
62
65
68

Pressure (mb)

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

Ozone (du)

397
400
400
402
404
406
410
412
413
414
414
410
409
410
412
413
414
414
415
414
413
413
410
407

Monday 1

Waning Gibbous 97%

22:33

06:21

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

Sun - Rise: 05:09, Set: 20:42, Transit: 12:56. Moon - Rise: 22:33, Set: 06:21. Civil Dark: 21:20 - 04:31. Nautical Dark: 22:10 - 03:41. Astro Dark: 23:16 - 02:34

Total Clouds (% Sky Obscured)

81
65
50
50
59
65
56
51
44
31
17
3
3
4
4
9
14
21
17
12
8
31
55
80

Low Clouds (% Sky Obscured)

10
5
0
0
0
0
0
0
0
0
2
0
0
0
1
1
2
2
3
4
4
16
28
42

Medium Clouds (% Sky Obscured)

53
62
50
50
43
48
44
40
37
26
13
0
0
0
0
0
0
0
0
0
0
4
9
16

High Clouds (% Sky Obscured)

0
0
1
1
2
3
3
4
4
26
17
3
3
4
4
9
14
21
17
12
8
14
12
16

ISS Passover

Visibility (miles)

7
8
8
9
8
8
7
8
8
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

Very Light Rain
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 (%)

56
52
48
50
50
47
42
36
31
24
15
0
0
0
0
0
0
0
3
5
2
9
10
4

Precipitation Amount (mm)

0.2
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
6
6
6
5
4
3
3
4
4
5
5
5
5
5
5
5
4
4
5
6
7
8
9

Chance of Frost

Temperature (°C)

16
17
18
19
17
15
13
12
10
9
8
7
6
6
6
6
8
11
14
15
17
18
18
18

Feels Like (°C)

16
15
15
16
16
17
19
11
11
10
10
9
8
6
6
6
6
7
7
14
13
14
14
16

Dew Point (°C)

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

Relative Humidity (%)

72
63
53
45
56
70
87
87
90
91
91
90
88
86
86
85
77
71
64
53
45
38
39
40

Pressure (mb)

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

Ozone (du)

404
405
406
408
406
404
402
404
407
410
412
414
416
415
414
413
414
416
417
419
422
424
425
427

Tuesday 2

Waning Gibbous 92%

23:16

07:22

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 OK

Sun - Rise: 05:08, Set: 20:43, Transit: 12:56. Moon - Rise: 23:16, Set: 07:22. Civil Dark: 21:21 - 04:30. Nautical Dark: 22:11 - 03:40. Astro Dark: 23:18 - 02:32

Total Clouds (% Sky Obscured)

74
67
61
60
57
56
69
82
95
91
91
80
63
43
21
27
33
39

Low Clouds (% Sky Obscured)

42
38
39
39
30
21
27
37
45
48
49
54
36
23
9
11
15
16

Medium Clouds (% Sky Obscured)

24
31
37
39
41
43
57
68
82
56
35
15
11
8
5
4
3
1

High Clouds (% Sky Obscured)

14
9
2
1
1
1
0
1
2
3
11
22
20
20
17
25
32
39

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

17
20
19
24
26
23
27
27
19
18
14
10
7
3
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
19
19
20
18
17
15
14
12
11
10
10
9
9
8
8
10
12

Feels Like (°C)

17
16
16
17
17
18
16
11
10
10
9
9
8
7
7
8
8
8

Dew Point (°C)

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

Relative Humidity (%)

40
42
43
45
52
62
73
80
87
95
93
91
91
91
95
98
88
80

Pressure (mb)

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

Ozone (du)

428
428
427
426
421
416
411
407
403
399
395
392
389
387
385
384
383
382

Forecast for Mont-Tremblant, Laurentides, Canada (46.18,-74.57)

Generated: 27/05/26 14:07:03. Forecast: 27/05/26 to 02/06/26. Timezone: UTC-4.00