Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 16

Waning Crescent 0%

05:47

20:28

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

Sun - Rise: 06:03, Set: 19:43, Transit: 12:53. Moon - Rise: 05:47, Set: 20:28. Civil Dark: 20:15 - 05:32. Nautical Dark: 20:53 - 04:54. Astro Dark: 21:34 - 04:13

Total Clouds (% Sky Obscured)

100
100
100
96
99
97
98
99
97
80
42
47
49
51
46
37
38
44
15
0
3
0
0
0

Low Clouds (% Sky Obscured)

68
89
98
85
97
89
91
84
81
71
40
43
44
50
46
37
38
44
15
0
3
0
0
0

Medium Clouds (% Sky Obscured)

81
94
63
57
34
41
65
45
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
25
30
0
27
54
51
21
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 (%)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
7
6
7
6
6
6
6
6
7
7
10
12
13
14
16
16
17
17
17
16
14
12
12

Dew Point (°C)

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

Relative Humidity (%)

98
98
96
98
96
96
96
95
90
85
80
71
64
59
56
53
49
49
48
49
57
63
65
67

Pressure (mb)

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

Ozone (du)

319
320
321
324
328
331
335
334
334
335
333
333
334
337
338
337
338
336
334
330
328
329
329
333

Friday 17

New Moon 3%

06:13

21:54

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

Sun - Rise: 06:01, Set: 19:45, Transit: 12:53. Moon - Rise: 06:13, Set: 21:54. Civil Dark: 20:16 - 05:30. Nautical Dark: 20:54 - 04:52. Astro Dark: 21:36 - 04:10

Total Clouds (% Sky Obscured)

2
5
11
14
27
93
76
23
17
7
55
12
6
51
61
55
65
85
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
8
12
0
29
34
23
17
6
15
12
2
0
0
0
0
0
1
20
42
68
80
82

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
13
83
100
79
100
90
100
75

High Clouds (% Sky Obscured)

1
4
2
3
22
78
40
2
2
3
30
2
5
51
61
55
65
85
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
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
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
7
28
51
53
45
94

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
0.7

Wind Speed/Direction (mph)

4
4
4
3
3
1
4
4
6
8
11
15
18
19
19
22
22
22
21
20
21
19
18
16

Chance of Frost

Temperature (°C)

10
10
9
8
8
8
7
7
7
10
13
16
18
18
19
20
20
20
20
19
17
16
15
15

Feels Like (°C)

11
10
9
9
9
8
5
5
6
8
12
12
14
14
14
14
14
14
14
13
12
11
10
10

Dew Point (°C)

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

Relative Humidity (%)

68
72
74
77
81
82
85
88
88
78
71
64
58
53
52
52
54
55
61
64
66
71
74
71

Pressure (mb)

1018
1018
1017
1017
1017
1017
1017
1017
1016
1016
1015
1014
1013
1012
1011
1010
1009
1007
1007
1006
1006
1006
1006
1005

Ozone (du)

334
336
338
339
343
343
342
340
339
336
337
339
338
339
336
332
331
330
332
335
334
333
333
335

Saturday 18

Waxing Crescent 8%

06:48

No Set

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 OK
17 OK
18 OK
19 Bad
20 OK
21 Bad
22 Bad

Sun - Rise: 06:00, Set: 19:46, Transit: 12:53. Moon - Rise: 06:48, Set: No Set. Civil Dark: 20:17 - 05:28. Nautical Dark: 20:56 - 04:50. Astro Dark: 21:37 - 04:08

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
60
14
32
28
59
44
58
59

Low Clouds (% Sky Obscured)

81
96
94
100
33
47
57
35
28
25
36
11
20
38
77
85
49
4
29
28
43
24
21
10

Medium Clouds (% Sky Obscured)

91
94
100
100
100
99
100
100
100
100
100
100
100
100
74
100
60
2
0
0
27
33
33
56

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
67
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
5
5
4
3
9
8
5
3
3
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
None
Light Rain
Light Rain
Light Rain
Light Rain
None
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
86
71
95
95
95
95
64
66
88
93
70
19
5
15
8
11
7
6
17
5
7
17
5

Precipitation Amount (mm)

0.7
0.4
0
2.1
1.5
1
1.1
0
0.3
0.6
0.7
0.3
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
12
12
12
11
8
7
6
5
5
5
5
5
6
7
7
8
8
8
8
7
6
5
4

Feels Like (°C)

9
8
7
8
7
4
2
0
1
1
0
0
1
1
2
2
2
2
3
3
2
1
2
0

Dew Point (°C)

9
9
8
10
9
6
4
3
3
3
3
3
2
0
-2
-4
-3
-5
-5
-5
-4
-5
-4
-5

Relative Humidity (%)

76
77
77
83
88
85
85
85
86
85
86
83
78
66
53
47
46
41
39
41
45
47
51
51

Pressure (mb)

1005
1004
1003
1002
1004
1006
1007
1008
1009
1010
1011
1011
1011
1011
1010
1010
1010
1009
1009
1010
1011
1011
1013
1013

Ozone (du)

333
334
334
330
329
330
328
330
328
327
327
330
332
337
340
348
353
356
370
379
385
404
412
415

Sunday 19

Waxing Crescent 16%

07:33

23:18

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
19 Good
20 Good
21 Good
22 Good

Sun - Rise: 05:58, Set: 19:47, Transit: 12:53. Moon - Rise: 07:33, Set: 23:18. Civil Dark: 20:19 - 05:26. Nautical Dark: 20:57 - 04:48. Astro Dark: 21:39 - 04:06

Total Clouds (% Sky Obscured)

64
69
73
72
72
74
61
50
37
38
46
76
87
94
100
98
96
94
82
62
9
3
1
0

Low Clouds (% Sky Obscured)

20
20
25
25
30
45
51
50
37
20
25
76
87
94
100
95
90
80
80
62
9
2
1
0

Medium Clouds (% Sky Obscured)

35
36
45
72
72
74
61
50
2
4
2
3
14
24
29
23
27
30
20
12
0
0
0
0

High Clouds (% Sky Obscured)

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

49
51
50
50
50
49
47
45
43
40
37
32
30
33
29
26
22
20
20
22
24
29
34
41

Pressure (mb)

1014
1015
1016
1016
1017
1018
1019
1020
1021
1023
1023
1024
1024
1024
1025
1025
1025
1025
1025
1025
1026
1026
1027
1028

Ozone (du)

416
419
420
421
423
422
422
424
427
429
430
430
437
446
446
446
447
450
456
463
465
464
456
450

Monday 20

Waxing Crescent 26%

08:32

00:33

23 Good
00 Good
01 OK
02 OK
03 Bad
04 Bad
05 OK
06 OK
07 OK
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

Sun - Rise: 05:56, Set: 19:48, Transit: 12:52. Moon - Rise: 08:32, Set: 00:33. Civil Dark: 20:20 - 05:25. Nautical Dark: 20:59 - 04:46. Astro Dark: 21:41 - 04:03

Total Clouds (% Sky Obscured)

7
14
24
21
52
62
39
33
39
58
70
96
87
96
95
98
98
100
99
97
95
93
94
93

Low Clouds (% Sky Obscured)

6
14
24
21
13
4
3
1
0
0
0
0
6
15
9
30
59
82
83
82
79
78
78
80

Medium Clouds (% Sky Obscured)

0
0
1
1
7
34
26
3
4
14
19
25
51
79
73
92
96
99
92
84
74
58
47
36

High Clouds (% Sky Obscured)

0
0
0
0
0
10
1
6
8
13
14
25
19
30
30
20
25
30
23
22
15
22
31
37

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
4
2
4
7
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
37
58
78
95
95
95
95
86
34

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.9
1.6
2
1.2
0.5
0

Wind Speed/Direction (mph)

4
3
4
5
4
4
4
5
5
6
8
10
13
13
14
14
15
13
11
9
7
6
4
6

Chance of Frost

Temperature (°C)

2
1
1
0
-0
-0
-1
-1
0
1
3
5
6
7
8
9
9
9
8
8
8
7
7
7

Feels Like (°C)

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

Dew Point (°C)

-9
-9
-8
-8
-7
-7
-7
-7
-7
-8
-9
-10
-10
-9
-7
-7
-4
-1
2
3
5
6
6
5

Relative Humidity (%)

47
49
51
57
60
61
62
61
59
50
40
33
30
31
33
31
39
51
64
73
82
94
91
90

Pressure (mb)

1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1027
1026
1025
1023
1021
1020
1015
1014
1013
1013
1012
1012
1013
1013

Ozone (du)

444
438
426
409
404
404
404
403
400
395
391
391
392
391
390
389
390
390
391
395
400
404
401
399

Tuesday 21

Waxing Crescent 37%

09:43

01:34

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

Sun - Rise: 05:54, Set: 19:50, Transit: 12:52. Moon - Rise: 09:43, Set: 01:34. Civil Dark: 20:21 - 05:23. Nautical Dark: 21:00 - 04:44. Astro Dark: 21:43 - 04:01

Total Clouds (% Sky Obscured)

66
44
25
41
48
61
56
42
23
23
20
20
34
47
62
56
39
27
39
49
60
56
40
42

Low Clouds (% Sky Obscured)

53
27
0
10
20
29
40
42
23
23
20
20
18
20
21
17
12
7
5
2
1
2
3
3

Medium Clouds (% Sky Obscured)

33
32
25
30
35
45
34
21
1
1
0
0
10
20
30
22
12
4
4
4
4
21
33
42

High Clouds (% Sky Obscured)

43
40
25
40
39
37
20
6
0
0
0
1
0
0
0
0
2
1
4
5
10
9
6
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 (%)

28
20
2
2
1
0
1
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)

10
10
9
9
9
9
9
9
10
10
10
10
10
11
11
12
12
12
12
10
9
8
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
85
85
83
80
79
76
72
68
65
56
49
43
40
37
34
34
33
34
37
41
45
47
50

Pressure (mb)

1014
1015
1016
1016
1017
1018
1019
1020
1021
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1022
1022
1023
1023
1023

Ozone (du)

396
398
399
401
410
418
427
428
429
430
428
425
423
419
415
412
409
407
404
404
404
404
404
403

Wednesday 22

Waxing Crescent 49%

11:01

02:20

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

Sun - Rise: 05:53, Set: 19:51, Transit: 12:52. Moon - Rise: 11:01, Set: 02:20. Civil Dark: 20:23 - 05:21. Nautical Dark: 21:02 - 04:42. Astro Dark: 21:45 - 03:59

Total Clouds (% Sky Obscured)

67
89
99
97
96
97
78
61
44
34
28
22
21
25
29
53
73
90
88
85
84

Low Clouds (% Sky Obscured)

6
12
20
21
27
38
36
34
17
14
9
3
4
5
6
21
31
39
33
31
25

Medium Clouds (% Sky Obscured)

67
84
92
84
76
68
56
44
33
23
15
6
5
4
3
3
4
8
5
6
6

High Clouds (% Sky Obscured)

55
75
94
72
50
30
28
35
30
30
28
22
15
5
0
0
0
0
1
1
2

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

Fog (%)

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

Precipitation Probability (%)

0
0
1
4
6
7
8
7
0
0
0
0
0
0
0
0
0
1
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
2
1
1
-1
-1
-1
-1
-1
-1
1
1
2
2
2
3
8
8
7
8
8

Dew Point (°C)

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

Relative Humidity (%)

52
54
56
60
62
64
68
62
56
51
46
41
37
36
35
34
35
36
37
41
46

Pressure (mb)

1024
1024
1024
1024
1024
1025
1025
1025
1026
1026
1026
1026
1026
1025
1025
1024
1023
1023
1022
1022
1022

Ozone (du)

403
401
400
398
396
394
392
393
393
394
394
395
396
395
394
393
393
392
392
392
393

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

Generated: 16/04/26 23:21:12. Forecast: 16/04/26 to 22/04/26. Timezone: UTC-4.00