Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 26

Waning Gibbous 89%

23:29

07:22

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

Sun - Rise: 05:44, Set: 19:59, Transit: 12:52. Moon - Rise: 23:29, Set: 07:22. Civil Dark: 20:32 - 05:11. Nautical Dark: 21:13 - 04:30. Astro Dark: 21:59 - 03:43

Total Clouds (% Sky Obscured)

3
13
41
68
43
28
23
2
0
0
0
0
0
3
23
34
24
40
21
30
100
100
100
100

Low Clouds (% Sky Obscured)

23
84
51
36
25
22
19
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
60
34
14
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
2
18
27
20
60
15
45
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
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)

5
5
5
5
4
4
3
3
3
2
2
1
2
2
3
4
4
4
4
6
9
10
10
10

Chance of Frost

Temperature (°C)

9
10
10
9
9
9
7
5
3
2
2
2
2
2
2
2
2
1
2
6
7
9
10
11

Feels Like (°C)

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

Dew Point (°C)

-8
-8
-7
-7
-7
-4
-1
0
-1
-2
-2
-2
-2
-2
-2
-2
-2
-3
-3
-3
-3
-2
-1
0

Relative Humidity (%)

28
28
29
30
32
38
57
72
79
80
76
76
76
74
76
76
74
73
66
54
48
47
47
48

Pressure (mb)

1031
1031
1030
1030
1030
1030
1030
1031
1032
1032
1032
1032
1033
1032
1032
1032
1032
1032
1032
1032
1031
1031
1030
1029

Ozone (du)

417
415
419
419
411
407
401
398
396
394
393
393
396
399
393
390
388
385
380
375
373
369
365
366

Saturday 27

Waning Gibbous 82%

00:36

08:12

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
10 Bad
11 Bad
12 Bad

Sun - Rise: 05:42, Set: 20:00, Transit: 12:52. Moon - Rise: 00:36, Set: 08:12. Civil Dark: 20:33 - 05:09. Nautical Dark: 21:15 - 04:28. Astro Dark: 22:01 - 03:41

Total Clouds (% Sky Obscured)

100
100
92
96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
1
49
44
64
100
100
100
100
85
88
84
98
99
100
99
98
95
93

Medium Clouds (% Sky Obscured)

0
43
91
94
87
100
100
100
100
72
48
52
47
31
55
90
68
87
73
59
67
23
17
17

High Clouds (% Sky Obscured)

100
100
89
90
100
100
100
100
100
93
2
0
9
24
93
99
100
100
45
45
45
42
43
41

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
5
5
9
1
0
0
0
0
0
0
0
0
0
0
0
0
0

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
0
34
0
66
62
60
27
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
5
44
95
75
44
23
5
14
3
4
6
17
23
84
21
21
30
29
16

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.9
0.3
0
0
0
0
0
0
0
0
0
0.4
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
2
1
3
3
4
5
5
7
7
7
8
8
8
8
8
7
7
8
8
9
9
11
12

Relative Humidity (%)

50
51
49
54
54
62
71
77
91
96
96
96
98
98
98
98
98
98
98
98
96
96
98
96

Pressure (mb)

1028
1027
1026
1025
1024
1023
1023
1023
1023
1022
1021
1021
1020
1020
1019
1019
1018
1018
1017
1017
1016
1016
1016
1015

Ozone (du)

365
365
362
361
358
358
359
358
362
364
364
369
371
372
374
367
360
359
367
364
364
353
348
347

Sunday 28

Waning Gibbous 72%

01:33

09:16

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
10 Bad
11 Bad
12 Bad

Sun - Rise: 05:41, Set: 20:02, Transit: 12:52. Moon - Rise: 01:33, Set: 09:16. Civil Dark: 20:35 - 05:07. Nautical Dark: 21:16 - 04:26. Astro Dark: 22:03 - 03:38

Total Clouds (% Sky Obscured)

100
100
100
100
99
99
96
100
98
100
99
96
99
98
97
96
95
99
87
100
72
93
79
99

Low Clouds (% Sky Obscured)

100
100
80
81
62
72
79
71
60
68
71
71
74
82
83
80
83
83
79
69
59
50
33
17

Medium Clouds (% Sky Obscured)

0
0
27
22
62
27
51
46
30
89
92
86
48
47
23
40
54
66
51
92
78
92
80
85

High Clouds (% Sky Obscured)

44
70
97
99
53
56
15
100
91
100
94
91
15
1
55
65
53
75
65
81
6
23
25
88

ISS Passover

Visibility (miles)

0
0
0
0
0
6
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 (%)

10
7
2
6
16
12
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2

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

Chance of Frost

Temperature (°C)

14
13
14
14
14
15
13
11
9
7
4
4
3
2
2
2
2
2
2
3
4
5
6
7

Feels Like (°C)

12
12
13
13
13
12
10
7
4
3
-0
-1
-2
-2
-3
-2
-3
-2
-3
-1
0
1
2
3

Dew Point (°C)

13
13
14
13
14
14
12
10
7
6
3
3
2
1
0
1
0
0
-1
-1
-0
-4
-5
-7

Relative Humidity (%)

96
96
98
98
98
96
93
91
91
93
93
93
93
91
89
91
89
88
86
77
73
54
45
36

Pressure (mb)

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

Ozone (du)

347
347
348
345
345
342
342
343
344
344
346
346
344
346
344
344
344
343
342
342
341
341
341
339

Monday 29

Waning Gibbous 62%

02:18

10:30

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
10 Bad
11 Bad
12 Bad

Sun - Rise: 05:39, Set: 20:03, Transit: 12:52. Moon - Rise: 02:18, Set: 10:30. Civil Dark: 20:36 - 05:06. Nautical Dark: 21:18 - 04:24. Astro Dark: 22:05 - 03:36

Total Clouds (% Sky Obscured)

99
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
5
10
10
11
16
18
12
11
5
17
29
47
40
30
20
23
31
35
45
59

Medium Clouds (% Sky Obscured)

90
93
97
100
100
100
100
97
95
95
97
98
99
97
91
92
94
97
100
100
97
100
100
100

High Clouds (% Sky Obscured)

91
94
97
100
100
100
100
100
100
100
97
95
93
95
98
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
8
6
9
2
6
7
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
Very Light Rain
None
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
5
9
9
33
52
49
73
82
73
55
36
20
24
23
10
19
23
14
6
3
3
4
8

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

35
36
36
43
50
65
87
90
93
93
93
88
85
82
82
77
76
76
80
80
76
71
66
64

Pressure (mb)

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

Ozone (du)

340
338
335
334
335
336
335
335
335
333
334
335
336
337
336
336
335
336
339
340
339
339
341
342

Tuesday 30

Waning Gibbous 50%

02:52

11:50

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
10 OK
11 OK
12 Bad

Sun - Rise: 05:38, Set: 20:04, Transit: 12:52. Moon - Rise: 02:52, Set: 11:50. Civil Dark: 20:38 - 05:04. Nautical Dark: 21:20 - 04:22. Astro Dark: 22:08 - 03:33

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
91
77
79
82
84
88
91
94
73
54
34
47
56

Low Clouds (% Sky Obscured)

67
74
82
88
82
75
67
75
87
100
88
76
64
100
100
100
100
100
100
99
93
89
69
54

Medium Clouds (% Sky Obscured)

98
100
100
100
100
100
100
98
68
90
51
50
55
0
0
0
0
0
0
0
0
1
1
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
96
21
7
5
5
5
1
2
3
3
2
2
4
7
10
24
35

ISS Passover

Visibility (miles)

9
9
3
2
2
4
4
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Snow
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

23
53
95
95
95
95
95
95
95
95
95
95
95
6
5
1
2
2
0
1
1
0
1
1

Precipitation Amount (mm)

0
0.2
0.8
0.9
0.9
1.2
1.5
1.4
1.6
2.2
1.9
1.8
1.9
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
76
84
91
94
94
94
94
94
93
91
93
93
94
94
93
91
85
79
75
69
65
61
58

Pressure (mb)

1017
1016
1016
1016
1016
1015
1015
1015
1016
1016
1016
1016
1016
1016
1018
1018
1019
1019
1019
1019
1018
1018
1018
1017

Ozone (du)

343
346
351
352
355
355
356
356
357
358
358
359
361
361
361
361
361
360
358
356
356
355
354
354

Wednesday 1

Third Quarter 39%

03:19

No Set

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
10 Bad
11 Bad
12 Bad

Sun - Rise: 05:36, Set: 20:06, Transit: 12:52. Moon - Rise: 03:19, Set: No Set. Civil Dark: 20:39 - 05:02. Nautical Dark: 21:22 - 04:20. Astro Dark: 22:10 - 03:31

Total Clouds (% Sky Obscured)

56
67
82
97
94
93
91
93
95
95
95
96
98
99
100
100
88
70
59
73
76
76
69
59

Low Clouds (% Sky Obscured)

36
36
36
36
40
44
41
44
50
59
60
61
62
47
26
9
9
5
5
9
13
14
15
15

Medium Clouds (% Sky Obscured)

0
24
44
65
59
46
34
40
47
52
40
28
17
19
21
23
29
30
31
35
38
41
46
52

High Clouds (% Sky Obscured)

47
60
77
94
87
77
59
61
78
85
64
52
50
66
84
99
76
53
25
40
59
79
80
76

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
4
2
4
7
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
1
1
0
2
3
3
9
12
13
20
24
26
27
29
34
29
21
1
2
2
1
6
7

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
54
56
57
58
68
80
91
93
93
95
96
96
98
98
98
100
95
93
91
76
66
57
52

Pressure (mb)

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

Ozone (du)

354
354
356
357
359
358
358
357
357
357
357
357
357
356
357
357
358
358
358
359
359
359
359
358

Thursday 2

Waning Crescent 27%

03:41

13:12

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

Sun - Rise: 05:35, Set: 20:07, Transit: 12:51. Moon - Rise: 03:41, Set: 13:12. Civil Dark: 20:41 - 05:01. Nautical Dark: 21:23 - 04:18. Astro Dark: 22:12 - 03:29

Total Clouds (% Sky Obscured)

52
56
69
81
87
93
97
97
98
98
99
99
100
99
100
100
100
100
99

Low Clouds (% Sky Obscured)

17
24
32
35
43
51
67
73
76
82
86
92
98
98
97
97
96
94
91

Medium Clouds (% Sky Obscured)

61
58
55
47
53
54
59
68
77
82
79
75
73
58
45
32
31
29
28

High Clouds (% Sky Obscured)

73
59
57
58
53
57
59
44
33
19
43
55
61
58
54
55
50
44
39

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
7
5
3
2
1
0
1
2
3
5
7

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

Precipitation Probability (%)

4
15
19
21
42
56
67
66
66
67
60
48
26
25
21
12
12
10
2

Precipitation Amount (mm)

0
0
0
0
0
0
0.3
0.3
0.3
0.3
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
18
18
17
17
15
14
12
12
11
11
11
11
11
10
10
10
10
10

Feels Like (°C)

14
15
19
17
16
17
17
17
10
10
10
10
10
10
10
9
10
10
10

Dew Point (°C)

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

Relative Humidity (%)

49
46
49
53
57
67
79
93
95
96
98
100
98
100
98
98
96
95
93

Pressure (mb)

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

Ozone (du)

358
357
357
357
357
356
354
353
354
354
354
354
353
353
351
348
346
344
342

Forecast for Lac-Saint-Louis, Lanaudière, Canada (46.57,-73.80)

Generated: 26/04/24 12:43:19. Forecast: 26/04/24 to 02/05/24. Timezone: UTC-4.00