Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 5

Waning Gibbous 84%

23:46

08:05

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
19 Bad
20 Bad

Sun - Rise: 06:21, Set: 19:27, Transit: 12:54. Moon - Rise: 23:46, Set: 08:05. Civil Dark: 19:57 - 05:51. Nautical Dark: 20:33 - 05:15. Astro Dark: 21:10 - 04:37

Total Clouds (% Sky Obscured)

100
100
93
83
96
95
96
95
97
95
95
93
94
100
95
100
100
100
100
100
94
94
87
87

Low Clouds (% Sky Obscured)

99
89
66
83
81
78
90
82
97
87
78
79
85
100
87
100
100
100
100
41
46
61
25
25

Medium Clouds (% Sky Obscured)

66
64
47
52
58
51
75
58
67
41
67
54
53
64
61
100
100
100
100
100
91
86
87
87

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
27
58
59
65
65
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
2
9
5
8
9
9
9
0
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
Snow
None
Snow
None
None
None
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
29
46
24
41
41
30
33
40
44
23
21
5
3
3
19
13
20
19
6
2
0

Precipitation Amount (mm)

0
0.2
0
0
0.2
0
0.1
0
0
0
0.1
0.1
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
9
11
13
16
14
15
15
14
14
14
13
14
14
14
14
14
15
15
15
14
13
11
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
72
72
79
93
93
91
84
83
80
78
91
70
61
57
52
51
53
51
52
55
55
57
62

Pressure (mb)

1006
1006
1006
1006
1007
1007
1007
1007
1008
1009
1010
1011
1012
1012
1013
1013
1013
1013
1013
1013
1013
1014
1015
1016

Ozone (du)

351
357
361
364
364
365
367
374
382
391
399
402
408
410
409
407
404
405
407
411
414
417
416
415

Monday 6

Waning Gibbous 76%

00:48

08:46

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
19 Bad
20 Good

Sun - Rise: 06:19, Set: 19:28, Transit: 12:54. Moon - Rise: 00:48, Set: 08:46. Civil Dark: 19:58 - 05:49. Nautical Dark: 20:35 - 05:13. Astro Dark: 21:11 - 04:35

Total Clouds (% Sky Obscured)

91
91
94
76
93
99
100
98
100
97
95
96
97
98
89
88
84
83
82
86
82
69
52
3

Low Clouds (% Sky Obscured)

25
25
37
39
69
81
91
94
88
93
89
87
88
84
76
70
64
63
64
73
66
48
43
1

Medium Clouds (% Sky Obscured)

91
91
90
56
63
63
100
50
98
77
56
78
41
37
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
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
0
0
1
8
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
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
2
3
5
13
26
40
50
44
34
28
25
18
6
1
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0.1
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-6
-6
-6
-6
-7
-6
-4
-6
-8
-10
-12
-13
-15
-16
-17
-17
-16
-17
-18
-17
-18
-18
-15
-13

Relative Humidity (%)

64
67
66
66
62
70
89
82
76
67
62
56
49
40
37
36
35
31
28
28
27
28
35
44

Pressure (mb)

1016
1017
1017
1017
1018
1018
1019
1019
1020
1022
1023
1024
1025
1026
1027
1027
1027
1028
1028
1028
1028
1029
1030
1031

Ozone (du)

414
414
416
415
417
419
423
425
427
429
433
434
434
437
441
444
445
444
444
451
457
457
454
446

Tuesday 7

Waning Gibbous 67%

01:44

09:36

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

Sun - Rise: 06:17, Set: 19:29, Transit: 12:53. Moon - Rise: 01:44, Set: 09:36. Civil Dark: 20:00 - 05:47. Nautical Dark: 20:36 - 05:11. Astro Dark: 21:13 - 04:32

Total Clouds (% Sky Obscured)

3
3
0
2
22
2
1
0
0
2
2
2
3
3
10
26
23
26
25
31
20
14
14
45

Low Clouds (% Sky Obscured)

1
1
0
1
8
1
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
1
1
3

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
2
2
3
3
4
21
18
18
19
20
16
9
8
4

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
0
0
0
0
5
4
3
5
5
13
6
2
3
15

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

48
52
52
52
53
54
55
55
60
64
63
52
40
36
35
34
35
35
35
36
37
45
50
49

Pressure (mb)

1032
1032
1033
1033
1034
1034
1035
1035
1036
1036
1037
1037
1038
1038
1038
1037
1036
1036
1035
1034
1034
1033
1033
1033

Ozone (du)

440
435
428
424
421
420
414
413
409
405
403
400
391
385
385
383
378
376
379
384
380
374
371
371

Wednesday 8

Waning Gibbous 57%

02:30

10:35

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

Sun - Rise: 06:16, Set: 19:31, Transit: 12:53. Moon - Rise: 02:30, Set: 10:35. Civil Dark: 20:01 - 05:45. Nautical Dark: 20:38 - 05:09. Astro Dark: 21:15 - 04:30

Total Clouds (% Sky Obscured)

10
6
13
21
37
25
20
18
28
73
79
91
89
76
92
96
100
100
100
72
49
100
100
69

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

2
2
9
17
23
17
11
8
14
23
28
24
27
29
49
93
53
56
59
60
49
72
70
69

High Clouds (% Sky Obscured)

1
0
0
0
1
1
2
3
18
37
52
39
25
9
40
66
99
99
99
72
49
100
100
69

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
1
0
3
4
6
26

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
8
9
11
13
13
13
13
13
13
13
15
16
18
18
19
19
18
18
18
18
17
17

Chance of Frost

Temperature (°C)

2
2
1
1
2
2
2
2
2
2
3
4
6
8
10
11
12
14
14
14
14
13
12
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

53
57
59
61
58
56
56
57
56
55
57
56
56
53
50
49
49
49
50
51
50
52
52
50

Pressure (mb)

1033
1033
1033
1032
1032
1032
1031
1031
1031
1031
1031
1031
1030
1030
1029
1028
1027
1026
1025
1025
1024
1024
1024
1024

Ozone (du)

377
379
379
380
380
379
376
374
369
366
365
364
366
365
363
361
355
356
357
358
357
357
353
354

Thursday 9

Waning Gibbous 48%

03:08

11:41

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
19 Bad
20 Bad

Sun - Rise: 06:14, Set: 19:32, Transit: 12:53. Moon - Rise: 03:08, Set: 11:41. Civil Dark: 20:02 - 05:43. Nautical Dark: 20:39 - 05:07. Astro Dark: 21:16 - 04:28

Total Clouds (% Sky Obscured)

100
100
100
100
99
99
99
98
98
97
92
94
96
97
98
96
94
88
90
96
92
89
85
90

Low Clouds (% Sky Obscured)

16
26
47
68
84
70
53
52
74
60
77
85
91
94
95
93
92
88
90
90
80
60
41
31

Medium Clouds (% Sky Obscured)

97
95
47
43
40
75
43
72
66
43
45
40
40
40
50
60
80
88
90
96
92
87
83
87

High Clouds (% Sky Obscured)

81
73
59
46
30
30
35
35
45
50
60
85
90
90
98
96
94
80
62
49
66
80
85
85

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
5
6
7
8
7
6
5
6
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
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

41
56
62
60
50
46
42
35
31
29
40
46
45
41
46
52
59
60
65
74
71
64
51
63

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

16
15
15
15
15
14
13
13
12
10
9
9
9
10
10
10
10
10
10
10
9
7
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

51
51
55
59
61
64
66
70
71
73
76
79
81
79
81
82
84
85
87
91
95
93
91
90

Pressure (mb)

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

Ozone (du)

356
356
354
350
345
344
340
338
340
341
343
346
348
349
350
347
345
342
340
338
337
336
335
335

Friday 10

Third Quarter 38%

03:39

12:50

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 OK
19 Good
20 Good

Sun - Rise: 06:12, Set: 19:33, Transit: 12:53. Moon - Rise: 03:39, Set: 12:50. Civil Dark: 20:04 - 05:42. Nautical Dark: 20:41 - 05:05. Astro Dark: 21:18 - 04:26

Total Clouds (% Sky Obscured)

95
100
100
100
100
96
92
88
85
80
74
70
77
95
97
99
100
91
83
75
53
31
9
8

Low Clouds (% Sky Obscured)

32
40
58
76
94
88
82
76
74
69
64
61
58
55
65
82
100
91
83
75
53
31
9
8

Medium Clouds (% Sky Obscured)

93
99
99
99
99
77
55
33
35
37
35
23
16
10
3
1
0
0
0
0
0
3
9
8

High Clouds (% Sky Obscured)

79
68
46
24
2
1
2
0
0
0
0
0
0
0
0
0
0
0
0
0
13
30
9
8

ISS Passover

Visibility (miles)

8
6
4
6
8
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

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

Precipitation Probability (%)

71
78
89
92
88
80
72
63
52
39
22
19
15
4
8
7
2
4
4
3
2
1
0
0

Precipitation Amount (mm)

0.2
0.3
0.5
0.6
0.6
0.5
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
7
7
7
7
7
7
6
6
4
3
2
2
1
1
1
1
1
1
1
1
1
1

Relative Humidity (%)

91
95
96
96
96
96
96
96
94
91
87
83
76
72
67
63
61
58
56
53
51
57
63
70

Pressure (mb)

1022
1022
1021
1021
1021
1022
1022
1022
1022
1023
1024
1025
1026
1026
1027
1027
1027
1027
1027
1027
1027
1028
1028
1029

Ozone (du)

337
340
343
347
352
356
353
350
346
355
363
371
374
376
378
376
373
371
369
368
367
364
361
358

Saturday 11

Waning Crescent 28%

04:04

14:01

21 Good
22 Good
23 Good
00 OK
01 OK
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: 06:10, Set: 19:35, Transit: 12:52. Moon - Rise: 04:04, Set: 14:01. Civil Dark: 20:05 - 05:40. Nautical Dark: 20:42 - 05:03. Astro Dark: 21:20 - 04:23

Total Clouds (% Sky Obscured)

9
8
17
26
35
59
80
100
100
100
90
90
91
96
97
99
100

Low Clouds (% Sky Obscured)

9
1
1
0
0
0
0
0
0
0
0
7
14
21
29
35
39

Medium Clouds (% Sky Obscured)

9
8
8
3
0
1
3
4
9
12
14
31
48
65
70
75
90

High Clouds (% Sky Obscured)

9
1
6
21
31
48
65
72
38
27
25
31
31
66
87
95
100

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
1
3
39
62
87

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.5

Wind Speed/Direction (mph)

5
4
4
2
2
4
4
4
4
4
4
4
5
7
8
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
70
71
75
77
82
82
82
83
80
76
73
68
63
59
68
77

Pressure (mb)

1029
1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1030
1029
1029
1028
1027
1026

Ozone (du)

355
353
350
348
345
343
343
343
343
344
344
345
344
344
343
340
337

Forecast for Domaine-Joyeux, Montérégie, Canada (45.22,-73.09)

Generated: 05/04/26 21:39:52. Forecast: 05/04/26 to 11/04/26. Timezone: UTC-4.00