Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 22

Waxing Crescent 18%

08:47

00:18

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
13 Bad

Sun - Rise: 06:47, Set: 19:08, Transit: 12:58. Moon - Rise: 08:47, Set: 00:18. Civil Dark: 19:38 - 06:17. Nautical Dark: 20:13 - 05:42. Astro Dark: 20:49 - 05:06

Total Clouds (% Sky Obscured)

98
95
95
90
90
87
82
67
70
73
63
58
64
47
53
62
69
73
74
74
88
93
93
94

Low Clouds (% Sky Obscured)

88
85
86
82
82
77
65
63
65
53
28
28
30
41
48
54
59
72
70
74
83
87
86
86

Medium Clouds (% Sky Obscured)

90
51
37
22
17
11
8
2
0
9
49
40
48
14
0
3
4
17
45
45
44
44
38
42

High Clouds (% Sky Obscured)

0
0
0
0
3
0
52
11
17
39
8
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
1
8
8
2
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
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 (%)

72
30
5
19
20
8
6
2
0
0
0
0
0
0
0
0
0
0
3
11
16
15
16
19

Precipitation Amount (mm)

0.4
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)

15
14
15
17
17
15
15
14
13
12
12
12
11
11
12
12
12
13
13
14
14
14
14
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
92
91
87
87
89
91
87
87
85
87
85
87
89
89
85
85
85
85
82
79
76
76
74

Pressure (mb)

1009
1009
1009
1010
1011
1012
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1017
1017
1017
1017
1017

Ozone (du)

352
357
360
360
353
350
347
350
354
353
348
347
345
343
349
349
351
353
355
364
373
379
383
388

Monday 23

Waxing Crescent 29%

09:35

01:37

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

Sun - Rise: 06:45, Set: 19:09, Transit: 12:58. Moon - Rise: 09:35, Set: 01:37. Civil Dark: 19:39 - 06:15. Nautical Dark: 20:14 - 05:40. Astro Dark: 20:51 - 05:03

Total Clouds (% Sky Obscured)

95
97
64
54
69
87
89
92
93
75
34
15
9
9
4
21
16
10
4
2
2
55
53
63

Low Clouds (% Sky Obscured)

88
93
64
54
67
80
78
79
52
68
26
3
4
4
3
21
16
10
4
1
1
2
1
2

Medium Clouds (% Sky Obscured)

41
44
43
45
59
55
53
58
55
52
29
10
1
1
0
0
0
0
0
0
0
55
53
63

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
4
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
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

24
32
38
35
30
24
24
21
5
3
1
2
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0.1
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)

12
11
9
7
6
4
4
3
2
3
4
4
5
5
5
4
3
3
3
5
5
7
9
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
63
60
60
70
75
81
89
91
89
84
78
79
82
84
85
84
82
74
62
57
54
52
52

Pressure (mb)

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

Ozone (du)

391
393
398
405
406
409
412
416
415
415
417
418
419
415
408
405
409
411
415
411
411
412
413
413

Tuesday 24

Waxing Crescent 40%

10:36

02:46

14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
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: 06:43, Set: 19:11, Transit: 12:58. Moon - Rise: 10:36, Set: 02:46. Civil Dark: 19:41 - 06:13. Nautical Dark: 20:16 - 05:38. Astro Dark: 20:53 - 05:01

Total Clouds (% Sky Obscured)

90
100
100
100
100
100
100
95
85
70
42
32
44
58
71
54
53
71
80
90
100
95
91
85

Low Clouds (% Sky Obscured)

3
1
1
1
2
85
61
59
73
57
39
30
24
36
41
21
13
47
44
47
45
39
35
40

Medium Clouds (% Sky Obscured)

90
100
100
100
100
100
100
91
39
16
0
0
44
50
50
50
45
56
67
82
100
92
86
81

High Clouds (% Sky Obscured)

45
85
75
75
70
70
0
0
0
0
0
0
0
14
30
54
53
60
60
65
60
61
62
53

ISS Passover

Visibility (miles)

9
9
9
9
9
9
2
9
9
9
9
9
9
9
9
9
9
9
9
1
2
4
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
Snow
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
18
32
11
7
2
1
2
1
1
2
2
1
0
15
25
18
7
1
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-5
-6
-6
-6
-6
-6
-7
-8
-9
-8
-7
-7
-6
-6
-7
-8
-10
-12
-13
-12
-12
-12
-11
-10

Dew Point (°C)

-9
-9
-9
-7
-7
-7
-7
-5
-5
-5
-5
-4
-4
-5
-6
-9
-13
-15
-16
-16
-17
-18
-18
-18

Relative Humidity (%)

51
48
49
57
60
61
58
74
75
77
78
81
80
75
71
63
54
51
49
47
44
39
37
35

Pressure (mb)

1025
1024
1023
1022
1022
1021
1021
1021
1021
1020
1020
1020
1020
1021
1022
1023
1024
1026
1027
1028
1028
1028
1028
1027

Ozone (du)

419
423
423
433
449
462
474
483
489
492
496
496
492
493
493
492
491
492
492
485
482
475
470
466

Wednesday 25

First Quarter 52%

11:49

03:40

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
13 Bad

Sun - Rise: 06:41, Set: 19:12, Transit: 12:57. Moon - Rise: 11:49, Set: 03:40. Civil Dark: 19:42 - 06:11. Nautical Dark: 20:17 - 05:36. Astro Dark: 20:54 - 04:59

Total Clouds (% Sky Obscured)

88
94
100
100
100
100
100
100
100
100
100
100
99
98
97
98
99
100
100
100
100
99
98
97

Low Clouds (% Sky Obscured)

35
30
25
25
30
30
46
60
65
82
88
96
97
98
97
98
99
100
99
98
95
94
94
94

Medium Clouds (% Sky Obscured)

87
94
100
100
100
100
100
100
100
100
100
100
94
89
82
80
78
78
76
88
80
74
88
83

High Clouds (% Sky Obscured)

56
77
100
100
100
100
100
100
100
54
28
0
0
0
0
0
0
0
0
15
0
10
10
6

ISS Passover

Visibility (miles)

7
9
9
9
9
9
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3

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

Precipitation Probability (%)

0
2
4
8
17
35
36
38
47
50
55
65
62
76
86
92
95
95
68
53
39
32
29
31

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.1
0.2
0.2
0.3
0.2
0.4
0.5
0.6
0.6
0.7
0.3
0.2
0.1
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-5
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-5
-5
-5
-5
-5
-5
-5
-4
-4
-3
-2

Feels Like (°C)

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

Dew Point (°C)

-17
-17
-16
-15
-14
-11
-7
-6
-6
-5
-6
-5
-5
-6
-6
-6
-6
-6
-6
-6
-6
-5
-5
-4

Relative Humidity (%)

36
37
39
42
45
59
79
85
89
90
89
90
92
92
92
94
94
94
94
92
90
89
89
89

Pressure (mb)

1027
1026
1025
1025
1025
1025
1025
1024
1023
1023
1022
1021
1020
1019
1018
1017
1016
1016
1015
1014
1013
1013
1012
1011

Ozone (du)

464
458
449
439
433
434
431
432
432
428
421
420
418
416
416
420
422
421
422
408
407
405
398
388

Thursday 26

Waxing Gibbous 64%

13:07

04:21

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 OK
07 Good
08 Good
09 OK
10 OK
11 Bad
12 Bad
13 Bad

Sun - Rise: 06:39, Set: 19:13, Transit: 12:57. Moon - Rise: 13:07, Set: 04:21. Civil Dark: 19:43 - 06:09. Nautical Dark: 20:19 - 05:34. Astro Dark: 20:56 - 04:57

Total Clouds (% Sky Obscured)

98
99
100
100
100
100
98
96
97
98
99
99
95
91
86
57
26
5
14
25
35
56
77
98

Low Clouds (% Sky Obscured)

95
97
99
99
100
100
93
88
88
94
97
97
30
47
62
53
25
4
7
11
9
3
0
0

Medium Clouds (% Sky Obscured)

87
95
100
100
100
100
93
89
81
76
14
46
28
14
0
0
0
0
7
15
24
43
62
80

High Clouds (% Sky Obscured)

1
15
25
20
25
25
20
8
30
20
30
30
12
14
19
17
9
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

5
6
1
1
0
0
0
2
1
0
0
0
7
8
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
Snow
Snow
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Moderate Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

30
45
65
91
95
95
95
95
95
95
71
26
18
8
1
1
1
0
4
2
0
4
2
0

Precipitation Amount (mm)

0
0.1
0.3
0.5
2.2
3.3
2.6
2.7
2
0.8
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-7
-6
-5
-6
-6
-6
-6
-5
-4
-3
-3
-4
-4
-6
-6
-7
-7
-7
-6
-10
-10
-10
-10
-10

Dew Point (°C)

-3
-3
-2
-2
-2
-2
-1
-1
0
0
0
0
1
-3
-5
-7
-8
-9
-10
-10
-10
-11
-11
-11

Relative Humidity (%)

91
91
94
96
96
96
96
96
100
100
98
98
98
91
84
75
76
74
74
71
69
66
63
61

Pressure (mb)

1009
1008
1007
1005
1003
1001
1000
998
998
997
998
998
999
1004
1006
1008
1010
1012
1013
1014
1015
1016
1017
1017

Ozone (du)

383
380
375
361
361
356
354
355
351
336
340
341
341
339
337
335
334
333
332
334
335
337
339
341

Friday 27

Waxing Gibbous 74%

No Rise

04:51

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

Sun - Rise: 06:37, Set: 19:15, Transit: 12:57. Moon - Rise: No Rise, Set: 04:51. Civil Dark: 19:45 - 06:07. Nautical Dark: 20:20 - 05:32. Astro Dark: 20:57 - 04:55

Total Clouds (% Sky Obscured)

99
99
100
97
95
94
88
79
66
50
33
17
15
13
12
11
12
12
21
29
37
55
77
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
26
51
66
50
33
17
15
13
9
11
12
12
17
20
23
29
33
36

Medium Clouds (% Sky Obscured)

75
75
65
52
50
39
21
8
4
0
0
0
1
2
4
4
4
3
13
23
31
45
62
85

High Clouds (% Sky Obscured)

2
4
6
6
3
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
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 (%)

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

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

Chance of Frost

Temperature (°C)

-4
-4
-4
-4
-5
-5
-6
-7
-7
-8
-10
-11
-12
-14
-14
-15
-15
-15
-14
-13
-12
-10
-9
-8

Feels Like (°C)

-10
-10
-11
-10
-10
-10
-9
-13
-12
-11
-13
-14
-15
-17
-17
-17
-17
-17
-18
-16
-16
-15
-15
-14

Dew Point (°C)

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

Relative Humidity (%)

60
63
64
66
69
72
74
76
77
78
78
80
78
78
79
79
77
73
70
66
62
58
59
59

Pressure (mb)

1017
1018
1018
1019
1019
1020
1021
1022
1022
1023
1024
1024
1025
1025
1026
1026
1027
1028
1029
1029
1029
1029
1029
1029

Ozone (du)

344
343
343
343
352
361
370
377
385
392
392
392
392
394
396
398
410
422
434
451
468
486
489
493

Saturday 28

Waxing Gibbous 83%

14:26

05:15

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: 06:36, Set: 19:16, Transit: 12:56. Moon - Rise: 14:26, Set: 05:15. Civil Dark: 19:46 - 06:06. Nautical Dark: 20:22 - 05:30. Astro Dark: 20:59 - 04:52

Total Clouds (% Sky Obscured)

99
98
98
92
87
82
80
78
74
83
87
99
98
96
95
89
84
79

Low Clouds (% Sky Obscured)

21
13
24
24
20
12
21
31
38
43
48
48
33
28
22
37
59
79

Medium Clouds (% Sky Obscured)

69
53
35
43
50
58
65
73
74
80
79
79
56
33
15
20
19
24

High Clouds (% Sky Obscured)

1
2
3
15
28
37
21
8
0
0
0
0
1
2
3
3
1
0

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

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

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-14
-12
-12
-13
-12
-11
-12
-12
-12
-12
-11
-12
-12
-11
-11
-12
-12
-12

Dew Point (°C)

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

Relative Humidity (%)

61
61
62
63
69
73
77
77
76
76
79
84
90
89
90
89
87
85

Pressure (mb)

1029
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1027
1028
1028
1028
1028
1029

Ozone (du)

496
498
500
501
501
501
501
499
497
494
488
481
475
468
461
455
450
446

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

Generated: 22/03/26 14:30:45. Forecast: 22/03/26 to 28/03/26. Timezone: UTC-4.00