Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 1

Full Moon 100%

19:14

06:26

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 OK
00 OK
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:29, Set: 19:21, Transit: 12:55. Moon - Rise: 19:14, Set: 06:26. Civil Dark: 19:50 - 05:59. Nautical Dark: 20:26 - 05:23. Astro Dark: 21:03 - 04:46

Total Clouds (% Sky Obscured)

100
100
100
100
75
100
99
92
82
100
100
100
67
55
30
30
57
61
56
48
48
79
71
92

Low Clouds (% Sky Obscured)

100
100
100
93
53
45
42
43
37
10
10
10
9
1
1
1
1
0
0
1
1
1
1
20

Medium Clouds (% Sky Obscured)

0
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
10
52
30
5
0
37
35
85

High Clouds (% Sky Obscured)

62
59
100
53
48
100
97
77
61
100
100
100
64
43
30
30
57
31
43
48
48
70
70
75

ISS Passover

Visibility (miles)

9
9
9
6
5
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
9
15
3
3
3
5
12
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
84
84
89
91
83
72
67
68
72
74
79
80
84
84
83
84
84
87
89
89
91
89
81

Pressure (mb)

1020
1021
1022
1023
1024
1025
1026
1026
1027
1027
1028
1029
1031
1031
1031
1031
1031
1031
1032
1032
1032
1032
1032
1033

Ozone (du)

357
358
358
361
364
362
361
362
368
367
365
365
368
369
362
362
364
364
363
363
363
360
355
354

Thursday 2

Waning Gibbous 99%

20:23

06:45

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:27, Set: 19:22, Transit: 12:55. Moon - Rise: 20:23, Set: 06:45. Civil Dark: 19:52 - 05:57. Nautical Dark: 20:27 - 05:21. Astro Dark: 21:05 - 04:43

Total Clouds (% Sky Obscured)

78
98
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)

25
11
1
7
19
19
50
91
90
87
88
96
100
100
100
100
100
100
100
93
91
87
82
80

Medium Clouds (% Sky Obscured)

59
51
49
55
57
99
100
100
100
100
100
100
99
100
100
98
95
60
67
36
64
74
67
100

High Clouds (% Sky Obscured)

70
90
95
100
100
100
100
100
100
100
50
100
100
100
100
99
100
100
100
100
100
100
99
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
6
3
6
4
9
7
6
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
1
4
15
26
63
95
95
95
95
95
95
95
73
34
24
52
53
23
48
53
58

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.7
1.4
1.5
1
0.8
0.8
1.1
0.4
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
6
6
7
6
7
6
4
3
7
7
6
7
7
9
10
9
9
9
9
11
12
14
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
64
59
54
50
50
51
52
62
82
94
96
94
94
94
91
85
79
77
79
80
82
82
82

Pressure (mb)

1033
1034
1034
1033
1032
1032
1031
1030
1030
1030
1030
1029
1029
1028
1027
1026
1025
1023
1022
1021
1020
1019
1018
1018

Ozone (du)

353
352
350
349
350
350
350
351
351
350
348
347
346
347
345
344
343
342
342
342
340
342
343
346

Friday 3

Waning Gibbous 95%

21:31

07:06

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:25, Set: 19:23, Transit: 12:55. Moon - Rise: 21:31, Set: 07:06. Civil Dark: 19:53 - 05:55. Nautical Dark: 20:29 - 05:19. Astro Dark: 21:06 - 04:41

Total Clouds (% Sky Obscured)

100
100
100
99
93
99
93
89
82
60
88
86
52
65
67
82
100
99
99
99
99
99
100
100

Low Clouds (% Sky Obscured)

78
71
70
94
68
98
82
74
62
52
72
63
52
64
40
67
100
98
96
94
96
98
90
86

Medium Clouds (% Sky Obscured)

100
100
98
48
38
39
26
29
19
28
19
20
7
18
0
0
0
6
12
18
11
6
0
2

High Clouds (% Sky Obscured)

100
100
85
84
61
32
15
3
17
2
6
4
0
2
3
15
65
27
17
64
73
51
30
15

ISS Passover

Visibility (miles)

6
4
9
9
9
9
9
9
9
9
6
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
2
2
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

87
83
69
88
49
14
8
22
30
31
56
21
30
14
7
11
3
1
3
1
4
2
0
0

Precipitation Amount (mm)

0.6
0.6
0.3
0.8
0
0
0
0
0
0
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

20
22
22
22
22
20
19
18
17
17
16
17
16
16
16
15
13
12
11
10
9
7
8
11

Chance of Frost

Temperature (°C)

9
10
11
13
13
14
15
16
16
16
15
15
13
12
10
8
7
6
6
6
5
4
3
2

Feels Like (°C)

1
2
4
5
6
7
8
10
10
11
11
10
8
8
5
3
2
1
1
1
1
0
-2
-3

Dew Point (°C)

6
8
9
10
11
11
12
13
14
14
13
11
10
9
7
6
5
4
4
3
2
1
-0
-2

Relative Humidity (%)

84
85
87
81
86
83
83
82
90
90
87
80
78
79
81
82
84
84
83
83
82
79
82
74

Pressure (mb)

1017
1016
1015
1014
1014
1013
1012
1012
1012
1011
1011
1012
1014
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026

Ozone (du)

350
351
353
353
351
349
351
354
354
355
354
355
351
348
345
345
344
345
346
348
346
345
344
343

Saturday 4

Waning Gibbous 90%

22:39

07:33

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:23, Set: 19:24, Transit: 12:55. Moon - Rise: 22:39, Set: 07:33. Civil Dark: 19:54 - 05:53. Nautical Dark: 20:30 - 05:17. Astro Dark: 21:08 - 04:39

Total Clouds (% Sky Obscured)

100
78
80
100
95
100
100
99
100
100
100
100
100
100
100
100
100
99
98
97
98
99
100
100

Low Clouds (% Sky Obscured)

77
59
60
59
53
44
36
50
88
89
85
92
97
99
98
96
90
70
84
85
79
72
71
73

Medium Clouds (% Sky Obscured)

2
0
0
5
24
44
82
94
100
100
80
97
70
99
93
85
79
70
72
71
68
69
71
80

High Clouds (% Sky Obscured)

5
2
16
33
45
64
81
97
85
76
67
77
90
100
100
100
100
86
70
54
70
85
100
100

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
0
0
0
0
7
95
95
33
67
92
95
80
62
59
50
47
33
36
20
40
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.8
0.5
0
0.3
0.5
0.7
0.4
0.2
0
0
0
0
0
0
0
0.6

Wind Speed/Direction (mph)

9
8
6
6
5
5
5
6
6
6
7
7
5
7
13
16
18
20
21
22
22
22
22
23

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
67
62
58
57
55
54
54
59
77
84
87
90
90
84
80
80
81
81
81
82
81
81
78

Pressure (mb)

1026
1027
1027
1026
1025
1024
1023
1022
1021
1020
1019
1018
1017
1015
1014
1013
1011
1010
1008
1007
1006
1005
1003
1002

Ozone (du)

345
349
353
352
352
354
352
349
349
347
344
343
340
342
345
346
345
341
339
335
334
334
335
337

Sunday 5

Waning Gibbous 84%

23:46

08:05

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:21, Set: 19:26, Transit: 12:54. Moon - Rise: 23:46, Set: 08:05. Civil Dark: 19:56 - 05:51. Nautical Dark: 20:32 - 05:15. Astro Dark: 21:10 - 04:37

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
94
49
55
62
68
77
87
94
89
90
94
92
90
88
91

Low Clouds (% Sky Obscured)

75
79
86
93
100
64
57
47
67
76
46
52
58
65
73
80
87
87
90
92
89
86
86
88

Medium Clouds (% Sky Obscured)

90
100
100
100
100
100
35
40
32
24
9
25
40
56
34
17
4
4
6
8
13
21
29
32

High Clouds (% Sky Obscured)

97
95
98
96
94
96
98
100
59
50
40
15
10
10
0
0
0
1
1
0
0
0
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

95
81
95
95
95
79
61
40
19
11
7
15
17
19
26
26
16
26
23
16
28
30
23
40

Precipitation Amount (mm)

1.5
0.4
0.7
0.9
0.7
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1

Wind Speed/Direction (mph)

22
21
20
16
14
14
15
16
17
14
11
7
10
12
15
14
14
13
13
13
13
14
14
15

Chance of Frost

Temperature (°C)

11
10
12
10
10
12
12
11
10
9
8
6
6
5
4
3
3
2
2
1
1
0
0
-1

Feels Like (°C)

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

Dew Point (°C)

9
8
9
9
9
6
6
4
4
2
1
-0
-1
-1
-1
-1
-1
-1
-1
-2
-2
-3
-3
-4

Relative Humidity (%)

85
88
84
91
93
68
63
63
62
60
62
63
65
67
69
73
79
83
84
83
84
81
80
80

Pressure (mb)

1002
1002
1002
1002
1002
1002
1002
1002
1002
1003
1003
1004
1004
1004
1005
1005
1005
1005
1005
1006
1006
1007
1007
1008

Ozone (du)

336
337
340
341
344
344
344
349
354
359
364
372
376
380
384
387
389
392
393
394
396
401
407
413

Monday 6

Waning Gibbous 76%

00:48

08:46

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:19, Set: 19:27, Transit: 12:54. Moon - Rise: 00:48, Set: 08:46. Civil Dark: 19:57 - 05:49. Nautical Dark: 20:33 - 05:13. Astro Dark: 21:11 - 04:35

Total Clouds (% Sky Obscured)

94
98
98
99
100
99
98
97
98
99
100
96
91
84
88
93
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

89
91
94
97
100
99
98
97
89
81
73
59
44
30
43
54
66
65
65
65
70
75
83
86

Medium Clouds (% Sky Obscured)

32
32
37
44
50
63
76
89
93
97
100
94
88
81
84
89
96
95
93
90
62
35
11
16

High Clouds (% Sky Obscured)

0
0
3
6
9
37
62
70
52
20
15
13
16
13
7
4
2
3
2
0
0
0
0
0

ISS Passover

Visibility (miles)

4
5
7
8
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

Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

44
39
30
25
17
15
13
7
10
9
7
5
3
1
6
7
2
5
6
4
9
8
6
10

Precipitation Amount (mm)

0.1
0.1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-8
-8
-8
-8
-8
-8
-5
-5
-5
-5
-4
-4
-6
-5
-5
-5
-5
-6
-6
-7
-6
-7
-7
-7

Dew Point (°C)

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

Relative Humidity (%)

71
65
58
55
53
50
48
47
46
48
51
55
58
61
66
66
67
66
63
59
57
55
51
49

Pressure (mb)

1009
1009
1010
1010
1011
1011
1011
1012
1012
1013
1014
1015
1015
1016
1017
1017
1018
1018
1019
1020
1020
1021
1022
1023

Ozone (du)

417
420
424
426
428
430
429
427
426
426
426
427
429
430
432
433
434
435
433
431
428
430
433
435

Tuesday 7

Waning Gibbous 67%

01:44

No Set

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 OK
00 OK
01 Good

Sun - Rise: 06:17, Set: 19:28, Transit: 12:54. Moon - Rise: 01:44, Set: No Set. Civil Dark: 19:58 - 05:47. Nautical Dark: 20:35 - 05:11. Astro Dark: 21:13 - 04:32

Total Clouds (% Sky Obscured)

99
100
98
96
94
99
99
100
97
95
89
76
63
48
37
26
14

Low Clouds (% Sky Obscured)

89
91
83
76
69
66
57
45
61
69
77
72
63
48
37
22
4

Medium Clouds (% Sky Obscured)

13
8
6
4
2
3
3
3
2
1
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

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

12
10
9
7
1
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

Wind Speed/Direction (mph)

10
11
12
13
13
14
14
14
15
14
13
12
12
12
12
11
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-13
-14
-15
-15
-15
-15
-15
-16
-16
-15
-15
-14
-13
-13
-12
-13
-13

Relative Humidity (%)

42
37
32
31
30
29
28
27
26
31
35
41
45
50
55
54
55

Pressure (mb)

1023
1024
1025
1025
1025
1025
1026
1026
1026
1027
1028
1029
1031
1032
1033
1034
1034

Ozone (du)

434
433
432
436
441
445
448
451
455
457
459
461
454
446
439
444
449

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

Generated: 01/04/26 09:30:55. Forecast: 01/04/26 to 07/04/26. Timezone: UTC-4.00