Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 27

Third Quarter 58%

23:34

13:13

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

Sun - Rise: 05:34, Set: 20:27, Transit: 13:00. Moon - Rise: 23:34, Set: 13:13. Civil Dark: 21:01 - 04:59. Nautical Dark: 21:46 - 04:15. Astro Dark: 22:38 - 03:23

Total Clouds (% Sky Obscured)

9
8
32
54
53
53
64
70
49
4
3
5
16
8
38
22
48
36
6
4
0
1
59
54

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
12
26
35
28
11
6
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
28
5
41
21
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
5
32
57
57
62
68
73
54
3
2
3
13
5
4
5
2
6
0
0
0
2
46
39

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)

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

Chance of Frost

Temperature (°C)

18
17
20
19
18
17
17
18
19
21
23
24
26
27
28
29
29
29
28
27
26
24
24
23

Feels Like (°C)

20
18
20
20
19
18
18
19
19
21
23
25
26
27
28
29
29
30
30
30
30
28
27
25

Dew Point (°C)

8
7
10
10
10
10
9
10
9
9
9
10
10
11
13
14
16
17
18
19
21
21
21
20

Relative Humidity (%)

50
51
53
56
60
60
60
60
52
46
42
39
37
37
38
41
45
49
53
61
72
79
83
83

Pressure (mb)

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

Ozone (du)

359
355
353
353
353
351
349
348
348
345
342
339
337
335
335
332
330
326
325
324
322
321
318
316

Sunday 28

Waning Crescent 46%

00:00

14:33

00 OK
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 Good
09 Good
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

Sun - Rise: 05:35, Set: 20:26, Transit: 13:00. Moon - Rise: 00:00, Set: 14:33. Civil Dark: 21:00 - 05:00. Nautical Dark: 21:44 - 04:17. Astro Dark: 22:36 - 03:25

Total Clouds (% Sky Obscured)

42
0
1
0
1
0
1
2
0
0
3
5
5
4
0
0
0
0
0
0
0
0
1
7

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

High Clouds (% Sky Obscured)

26
0
3
0
3
1
2
3
0
0
4
6
6
5
0
0
0
0
0
0
0
0
2
14

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)

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

Chance of Frost

Temperature (°C)

22
21
21
21
20
20
19
20
21
23
25
27
28
29
29
30
30
30
30
29
27
26
25
24

Feels Like (°C)

25
24
24
23
23
22
21
21
22
23
26
27
28
29
30
31
32
32
32
31
30
29
27
27

Dew Point (°C)

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

Relative Humidity (%)

84
84
86
88
86
86
82
76
65
56
52
47
45
42
41
42
44
46
49
53
61
65
67
68

Pressure (mb)

1019
1020
1020
1020
1020
1020
1020
1021
1021
1021
1020
1020
1020
1019
1019
1018
1018
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

315
314
313
314
313
312
311
312
312
311
311
311
311
312
312
312
312
312
310
309
310
311
311
312

Monday 29

Waning Crescent 35%

00:00

15:51

00 Good
01 Good
02 OK
03 Bad
04 Bad
05 Bad
06 OK
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
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:36, Set: 20:25, Transit: 13:00. Moon - Rise: 00:00, Set: 15:51. Civil Dark: 20:59 - 05:02. Nautical Dark: 21:42 - 04:18. Astro Dark: 22:33 - 03:27

Total Clouds (% Sky Obscured)

1
0
38
75
81
67
38
100
76
100
100
100
100
98
51
53
59
100
100
100
100
100
100
92

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
2
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
43
57
60
61
67
35
36

High Clouds (% Sky Obscured)

1
0
28
50
58
50
43
100
75
100
100
100
100
99
54
53
55
100
100
45
100
100
100
83

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)

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

Chance of Frost

Temperature (°C)

24
23
22
22
21
21
21
21
22
24
25
27
28
29
30
30
30
30
30
29
27
27
26
26

Feels Like (°C)

26
26
26
25
25
24
23
23
23
26
26
27
28
29
30
32
32
32
30
29
29
28
28
28

Dew Point (°C)

18
18
18
18
18
18
18
17
17
17
16
16
16
16
15
15
14
13
14
18
20
21
22
21

Relative Humidity (%)

69
72
76
79
81
82
82
79
71
62
57
53
48
45
40
38
37
35
37
51
64
71
77
77

Pressure (mb)

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

Ozone (du)

312
312
313
314
314
315
314
314
313
312
312
313
313
314
314
316
317
320
324
325
327
326
325
326

Tuesday 30

Waning Crescent 25%

00:32

17:07

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 OK
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:37, Set: 20:23, Transit: 13:00. Moon - Rise: 00:32, Set: 17:07. Civil Dark: 20:57 - 05:03. Nautical Dark: 21:41 - 04:20. Astro Dark: 22:31 - 03:29

Total Clouds (% Sky Obscured)

82
71
52
54
53
64
56
54
62
73
87
62
52
53
38
40
47
54
74
74
81
80
86
77

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
2
1
0
7
13
20
31

Medium Clouds (% Sky Obscured)

36
61
44
42
40
67
38
34
35
35
37
34
31
26
29
33
39
34
32
27
21
18
12
7

High Clouds (% Sky Obscured)

56
21
0
0
0
0
2
2
18
33
68
32
28
33
5
4
6
24
64
68
79
58
41
53

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
4
7
10
11
9
0
3
3
0
2
3
1
3
2
1
3
3
1
2
8
5
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)

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

Chance of Frost

Temperature (°C)

25
25
24
24
23
23
23
23
24
25
26
27
28
29
30
30
31
31
30
29
28
27
26
25

Feels Like (°C)

27
26
26
26
26
26
25
26
27
28
29
29
30
31
31
32
33
34
33
31
30
29
29
27

Dew Point (°C)

21
20
20
20
20
20
20
20
19
17
17
17
16
16
17
17
18
19
19
19
20
20
19
19

Relative Humidity (%)

77
77
77
79
83
84
84
80
72
63
55
52
48
46
44
43
45
49
50
54
62
64
66
69

Pressure (mb)

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

Ozone (du)

327
329
332
334
337
337
337
338
341
343
343
341
340
341
343
344
343
339
334
330
329
322
318
315

Wednesday 31

Waning Crescent 16%

01:14

18:14

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
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:38, Set: 20:22, Transit: 13:00. Moon - Rise: 01:14, Set: 18:14. Civil Dark: 20:56 - 05:04. Nautical Dark: 21:39 - 04:21. Astro Dark: 22:29 - 03:31

Total Clouds (% Sky Obscured)

63
40
38
60
77
84
61
86
77
83
81
87
94
100
93
88
83
78
72
70
80
88
99
90

Low Clouds (% Sky Obscured)

41
52
53
53
53
56
59
62
60
57
54
50
45
41
55
54
52
60
67
75
74
70
70
63

Medium Clouds (% Sky Obscured)

7
0
3
9
19
25
40
83
62
71
65
75
76
22
23
27
27
26
25
19
19
21
20
14

High Clouds (% Sky Obscured)

46
15
8
34
56
60
10
41
28
71
76
84
92
100
85
70
58
53
52
52
69
80
94
87

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

34
38
24
16
8
30
31
28
20
12
26
21
16
15
40
66
91
95
95
95
95
95
95
93

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.7
1.1
1.2
1.2
1.3
1.3
0.9
0.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

25
24
24
23
23
23
23
23
23
25
26
27
28
29
30
29
28
26
26
25
25
24
24
23

Feels Like (°C)

27
27
27
27
26
25
25
26
25
27
28
29
29
30
31
29
29
28
28
28
28
26
28
28

Dew Point (°C)

19
20
20
21
20
20
21
21
21
22
22
24
25
22
22
21
20
20
20
20
20
21
22
22

Relative Humidity (%)

70
75
80
85
85
87
89
89
88
82
78
84
85
67
62
63
64
66
69
72
76
82
88
95

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010

Ozone (du)

313
312
311
310
309
311
310
310
310
311
311
311
311
312
314
315
316
316
316
315
314
316
318
320

Thursday 1

Waning Crescent 9%

02:06

19:09

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

Sun - Rise: 05:39, Set: 20:21, Transit: 13:00. Moon - Rise: 02:06, Set: 19:09. Civil Dark: 20:55 - 05:06. Nautical Dark: 21:37 - 04:23. Astro Dark: 22:27 - 03:33

Total Clouds (% Sky Obscured)

81
72
62
47
41
39
42
45
49
40
34
27
24
21
26
31
41
47
48
45
42
44
41
57

Low Clouds (% Sky Obscured)

61
58
57
57
56
50
44
38
43
47
49
41
31
29
30
35
35
23
12
0
0
0
0
9

Medium Clouds (% Sky Obscured)

11
8
5
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
1
0
0
4

High Clouds (% Sky Obscured)

83
81
77
67
55
49
38
32
23
24
20
15
15
15
16
11
17
23
25
31
33
39
44
64

ISS Passover

Visibility (miles)

9
9
9
7
6
4
6
7
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
Light Rain
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

Precipitation Probability (%)

86
90
83
81
76
60
45
29
25
16
3
4
4
2
7
8
5
10
9
5
9
8
3
4

Precipitation Amount (mm)

0.6
0.9
0.7
0.7
0.6
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
23
22
22
22
22
23
23
24
25
26
27
28
29
30
30
30
31
30
29
29
28
27
26

Feels Like (°C)

28
27
26
25
25
26
26
26
25
28
28
27
28
29
29
35
35
33
35
35
36
31
31
31

Dew Point (°C)

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

Relative Humidity (%)

95
95
95
96
96
96
95
92
91
82
75
67
62
58
53
52
51
49
56
64
73
76
79
83

Pressure (mb)

1010
1010
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

320
320
320
320
320
320
321
323
324
322
321
319
319
319
319
319
318
318
316
314
312
312
311
311

Friday 2

Waning Crescent 4%

03:09

19:52

Sun - Rise: 05:41, Set: 20:19, Transit: 13:00. Moon - Rise: 03:09, Set: 19:52. Civil Dark: 20:53 - 05:07. Nautical Dark: 21:36 - 04:24. Astro Dark: 22:25 - 03:35

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Le Vieux-Port, Montréal, Canada (45.50,-73.57)

Generated: 26/07/24 23:23:49. Forecast: 27/07/24 to 02/08/24. Timezone: UTC-4.00