Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 17

Waning Crescent 2%

06:25

17:37

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
00 Bad
01 Bad
02 Bad

Sun - Rise: 06:59, Set: 19:01, Transit: 13:00. Moon - Rise: 06:25, Set: 17:37. Civil Dark: 19:31 - 06:29. Nautical Dark: 20:06 - 05:54. Astro Dark: 20:42 - 05:18

Total Clouds (% Sky Obscured)

100
100
100
97
50
83
64
82
70
83
79
84
84
85
78
74
72
59
50
52
64
63
47
46

Low Clouds (% Sky Obscured)

100
86
98
50
50
80
64
82
70
80
75
81
83
85
78
74
70
52
50
52
63
62
47
46

Medium Clouds (% Sky Obscured)

100
91
38
2
0
0
0
0
0
0
0
2
0
0
0
3
2
8
3
4
6
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
2
0
0
0

ISS Passover

Visibility (miles)

5
0
2
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

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

Precipitation Probability (%)

95
95
95
10
5
8
25
14
21
6
4
3
19
12
17
6
1
0
0
1
0
1
0
0

Precipitation Amount (mm)

0.6
1.2
1
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)

21
20
20
23
24
26
27
27
28
26
25
25
23
22
21
19
17
15
14
14
13
13
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-6
-8
-9
-10
-10
-11
-14
-13
-16
-15
-15
-15
-16
-16
-16
-17
-17
-16
-15
-15
-16
-17
-17
-16

Dew Point (°C)

0
-0
-2
-5
-7
-8
-8
-9
-10
-10
-12
-12
-13
-13
-14
-15
-15
-15
-16
-16
-17
-17
-18
-18

Relative Humidity (%)

89
96
88
70
67
68
70
68
70
70
63
63
59
62
62
59
60
61
62
61
60
59
58
58

Pressure (mb)

986
987
988
991
992
994
995
997
999
1000
1002
1003
1005
1007
1008
1010
1012
1014
1015
1016
1018
1018
1019
1020

Ozone (du)

371
377
389
396
397
403
411
415
422
429
442
458
472
477
473
477
477
481
486
486
492
500
502
498

Wednesday 18

New Moon 0%

06:43

18:53

03 OK
04 Good
05 Good
06 Good
07 Good
08 Good
09 Good
10 OK
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

Sun - Rise: 06:57, Set: 19:03, Transit: 13:00. Moon - Rise: 06:43, Set: 18:53. Civil Dark: 19:32 - 06:27. Nautical Dark: 20:07 - 05:52. Astro Dark: 20:43 - 05:16

Total Clouds (% Sky Obscured)

39
8
3
5
3
3
10
38
50
50
67
69
72
82
87
98
100
100
100
100
100
100
100
98

Low Clouds (% Sky Obscured)

39
8
1
5
1
1
4
13
20
25
54
61
53
30
21
2
6
11
19
37
69
20
20
76

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
1
26
62
83
98
100
100
100
94
97
99
95
93

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
1
0
1
4
6
4
10
4
48
0
0
4
14
100
21
27
18

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)

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

Chance of Frost

Temperature (°C)

-12
-12
-12
-12
-13
-12
-12
-11
-10
-8
-7
-6
-6
-5
-5
-5
-4
-4
-4
-4
-4
-4
-4
-4

Feels Like (°C)

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

Dew Point (°C)

-18
-18
-18
-19
-19
-19
-19
-18
-17
-16
-16
-15
-15
-15
-14
-13
-11
-10
-10
-11
-10
-10
-10
-9

Relative Humidity (%)

57
59
60
59
59
57
56
54
53
52
49
48
48
47
48
52
59
64
62
60
62
65
65
66

Pressure (mb)

1022
1023
1024
1025
1026
1027
1028
1029
1030
1030
1030
1029
1028
1028
1028
1028
1028
1029
1029
1028
1028
1027
1026
1026

Ozone (du)

497
484
473
462
454
449
448
447
445
447
449
437
428
423
413
419
416
410
405
403
401
402
404
404

Thursday 19

Waxing Crescent 1%

07:01

20:10

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
00 Bad
01 Bad
02 Bad

Sun - Rise: 06:55, Set: 19:04, Transit: 12:59. Moon - Rise: 07:01, Set: 20:10. Civil Dark: 19:34 - 06:25. Nautical Dark: 20:09 - 05:50. Astro Dark: 20:45 - 05:14

Total Clouds (% Sky Obscured)

97
95
97
94
90
92
93
88
90
87
91
94
97
98
96
95
90
93
97
100
100
100
100
100

Low Clouds (% Sky Obscured)

80
81
76
76
77
86
84
80
80
81
84
85
89
98
92
91
89
91
94
97
79
59
40
53

Medium Clouds (% Sky Obscured)

93
89
92
88
85
87
87
86
88
85
89
93
95
81
81
56
30
47
72
100
94
76
65
65

High Clouds (% Sky Obscured)

74
75
8
20
49
6
3
0
0
0
4
50
4
3
65
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
1
8
9
9
9
9
9
8
0
0
0
0
0
1
9
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

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

Precipitation Probability (%)

0
0
1
3
5
7
9
35
37
18
18
22
25
26
38
52
61
69
63
36
31
22
13
12

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
6
7
8
9
9
9
11
13
14
15
14
13
12
11
9
8
9
9
9
9
8
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-9
-8
-8
-8
-7
-7
-6
-6
-6
-6
-6
-4
-4
-3
-3
-4
-3
-4
-4
-3
-4
-4
-3
-4

Dew Point (°C)

-9
-8
-8
-8
-7
-7
-8
-6
-3
-4
-4
-4
-4
-5
-5
-2
0
0
0
0
0
0
-1
-0

Relative Humidity (%)

69
70
72
73
75
75
65
72
83
73
70
68
66
60
60
77
96
98
98
98
98
96
91
96

Pressure (mb)

1025
1024
1024
1023
1023
1023
1023
1022
1022
1021
1020
1019
1019
1018
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016

Ozone (du)

402
402
401
400
402
403
403
401
401
403
401
397
399
402
401
403
404
404
404
406
407
409
408
409

Friday 20

Waxing Crescent 4%

07:20

21:31

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 OK
23 OK
00 Good
01 Good
02 Good

Sun - Rise: 06:53, Set: 19:05, Transit: 12:59. Moon - Rise: 07:20, Set: 21:31. Civil Dark: 19:35 - 06:23. Nautical Dark: 20:10 - 05:48. Astro Dark: 20:46 - 05:12

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
98
96
95
81
58
50
52
45
70
71
49
17
11
9
6
7

Low Clouds (% Sky Obscured)

69
88
92
96
98
96
94
91
88
82
82
80
58
50
52
12
17
60
49
12
11
8
5
4

Medium Clouds (% Sky Obscured)

100
91
100
99
99
100
100
100
69
38
38
28
15
0
22
45
70
57
28
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

2
2
3
9
9
9
9
9
9
5
9
8
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
Snow
Snow
Snow
None
Snow
None
None
None
None
None
None
None
None
None
Snow
None
None
None
None

Precipitation Probability (%)

24
11
30
38
44
46
47
46
41
36
22
28
15
8
9
6
9
19
25
28
16
4
0
1

Precipitation Amount (mm)

0
0
0
0
0.1
0.1
0.1
0.1
0
0.1
0
0
0
0
0
0
0
0
0
0.1
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-4
-5
-5
-5
-5
-6
-6
-6
-6
-5
-5
-5
-5
-4
-4
-4
-4
-3
-5
-5
-3
-4
-5
-6

Dew Point (°C)

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

Relative Humidity (%)

96
98
96
96
94
91
87
81
77
71
73
70
71
72
74
77
83
89
94
96
89
84
84
78

Pressure (mb)

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

Ozone (du)

410
412
410
410
408
407
408
408
411
411
411
410
411
412
414
414
416
417
418
416
417
416
418
416

Saturday 21

Waxing Crescent 10%

07:43

22:54

03 Good
04 Good
05 Good
06 OK
07 OK
08 Good
09 Good
10 Bad
11 Good
12 Good
13 Good
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

Sun - Rise: 06:51, Set: 19:07, Transit: 12:59. Moon - Rise: 07:43, Set: 22:54. Civil Dark: 19:36 - 06:21. Nautical Dark: 20:12 - 05:46. Astro Dark: 20:48 - 05:10

Total Clouds (% Sky Obscured)

2
18
0
30
46
6
18
82
5
10
5
28
52
76
84
93
99
99
98
98
97
97
97
98

Low Clouds (% Sky Obscured)

1
1
0
1
1
6
12
12
5
2
0
28
43
24
9
21
31
61
72
85
90
91
91
90

Medium Clouds (% Sky Obscured)

0
10
0
18
38
0
3
52
0
5
0
28
44
43
49
56
58
76
86
93
91
90
89
93

High Clouds (% Sky Obscured)

0
0
0
0
0
0
4
5
1
2
3
28
39
25
54
77
99
80
58
37
24
34
40
55

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
4
2
1
0

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
54
57
62
54
42
23
20
17
15
55
79
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.3
0.2
0.1
0
0
0
0
0.2
0.5
0.8
1

Wind Speed/Direction (mph)

9
9
9
8
8
8
7
7
6
4
3
3
11
11
12
11
11
10
9
9
8
7
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-8
-9
-10
-11
-12
-13
-14
-14
-14
-14
-14
-13
-13
-13
-12
-12
-10
-10
-9
-10
-9
-7
-5
-3

Relative Humidity (%)

70
70
67
65
62
58
53
49
46
43
42
41
41
42
43
47
53
57
58
57
58
68
81
96

Pressure (mb)

1018
1019
1020
1020
1021
1022
1022
1023
1023
1022
1021
1021
1013
1013
1012
1011
1011
1010
1010
1009
1008
1007
1006
1005

Ozone (du)

414
412
410
409
412
414
414
411
409
406
403
400
396
392
388
387
387
387
385
382
380
373
367
361

Sunday 22

Waxing Crescent 18%

08:10

00:18

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 OK
20 OK
21 OK
22 OK
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 06:49, Set: 19:08, Transit: 12:59. Moon - Rise: 08:10, Set: 00:18. Civil Dark: 19:38 - 06:19. Nautical Dark: 20:13 - 05:44. Astro Dark: 20:49 - 05:08

Total Clouds (% Sky Obscured)

99
100
100
99
99
98
99
100
100
100
100
86
72
58
43
30
18
27
32
36
42
50
56
66

Low Clouds (% Sky Obscured)

89
88
86
85
83
78
73
73
79
83
87
80
72
58
43
30
18
27
29
19
15
15
14
6

Medium Clouds (% Sky Obscured)

97
100
98
96
96
96
98
99
100
100
100
77
55
32
21
11
0
0
0
0
0
0
0
2

High Clouds (% Sky Obscured)

55
55
85
90
50
50
30
30
30
25
25
23
16
13
9
4
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
2
4
5
4
3
2
2
3
4
5
7
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
Light Rain
Snow
Light Rain
Light Rain
Snow
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
95
95
75
39
25
16
8
10
10
9
10
11
6
10

Precipitation Amount (mm)

1.2
1.4
1.3
1.2
0.9
0.8
0.9
1.2
1.2
1.1
0.9
0.6
0.4
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
5
5
4
5
6
7
8
10
10
11
11
12
13
14
14
14
15
14
14
14
13
14
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-8
-8
-8
-8
-8
-9
-3
-4
-5
-3
-3
-2
1
2
1
2
1
2
-3
-4
-4
-4
-5
-5

Dew Point (°C)

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

Relative Humidity (%)

96
98
100
100
98
98
98
98
96
96
94
93
88
85
81
78
76
74
74
73
72
69
67
65

Pressure (mb)

1003
1001
1000
999
999
999
998
998
998
998
998
999
1000
1001
1002
1003
1005
1006
1008
1009
1010
1012
1013
1014

Ozone (du)

356
351
346
345
344
343
342
342
342
344
346
349
355
361
367
371
375
379
385
391
397
400
403
406

Monday 23

Waxing Crescent 29%

08:47

01:37

Sun - Rise: 06:47, Set: 19:09, Transit: 12:58. Moon - Rise: 08:47, Set: 01:37. Civil Dark: 19:39 - 06:17. Nautical Dark: 20:14 - 05:42. Astro Dark: 20:51 - 05:06

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 Sorel-Tracy, Montérégie, Canada (46.04,-73.11)

Generated: 17/03/26 03:21:20. Forecast: 17/03/26 to 23/03/26. Timezone: UTC-4.00