Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 25

First Quarter 52%

10:21

03:39

08 Bad
09 OK
10 Bad
11 OK
12 Bad
13 Bad
14 OK
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: 06:33, Set: 19:05, Transit: 12:50. Moon - Rise: 10:21, Set: 03:39. Civil Dark: 19:35 - 06:02. Nautical Dark: 20:12 - 05:26. Astro Dark: 20:50 - 04:48

Total Clouds (% Sky Obscured)

30
20
29
27
54
71
45
54
62
81
100
100
99
100
100
100
100
100
100
100
100
99
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
2
3
2
2
14
18
27
30
72
87
92
95
100
100
97
96
95
99
99

Medium Clouds (% Sky Obscured)

2
5
25
24
49
51
39
54
44
66
100
100
99
100
100
100
100
100
100
100
98
96
100
99

High Clouds (% Sky Obscured)

0
0
0
0
9
69
45
54
62
50
76
100
91
100
100
100
100
100
100
66
60
60
55
60

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
5
9
9
0
0
0
0
0
0
0
0

Fog (%)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
6

Precipitation Type

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

Precipitation Probability (%)

1
0
0
0
0
0
0
0
0
0
0
0
13
3
5
43
80
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.5
0.8
0.9
1.1
0.8
0.7
0.9
1

Wind Speed/Direction (mph)

12
12
12
8
9
9
9
9
8
7
4
3
3
3
3
2
4
4
4
4
4
3
3
3

Chance of Frost

Temperature (°C)

-18
-18
-18
-14
-13
-12
-11
-11
-10
-10
-10
-10
-10
-11
-11
-11
-11
-10
-10
-9
-8
-8
-8
-7

Feels Like (°C)

-23
-22
-21
-18
-18
-18
-17
-16
-16
-15
-14
-14
-14
-15
-15
-14
-14
-14
-13
-13
-12
-11
-11
-11

Dew Point (°C)

-24
-26
-26
-24
-23
-22
-21
-20
-19
-18
-17
-17
-16
-14
-15
-15
-13
-12
-11
-10
-10
-9
-9
-8

Relative Humidity (%)

59
51
46
44
44
44
45
45
47
50
53
58
62
75
73
70
85
88
88
90
90
90
92
92

Pressure (mb)

1025
1027
1027
1027
1027
1026
1026
1025
1025
1025
1024
1024
1024
1024
1023
1022
1020
1018
1016
1014
1013
1011
1010
1009

Ozone (du)

508
506
498
488
481
479
475
468
461
453
446
439
435
431
429
437
436
431
429
430
430
436
437
437

Thursday 26

Waxing Gibbous 64%

11:34

04:19

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 OK
02 Bad
03 Bad
04 OK
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:31, Set: 19:06, Transit: 12:49. Moon - Rise: 11:34, Set: 04:19. Civil Dark: 19:37 - 06:00. Nautical Dark: 20:13 - 05:24. Astro Dark: 20:51 - 04:45

Total Clouds (% Sky Obscured)

97
97
97
91
98
99
99
100
100
100
100
99
100
100
100
100
100
24
58
100
25
60
53
52

Low Clouds (% Sky Obscured)

96
93
92
91
96
98
87
95
91
84
76
80
55
70
86
88
75
24
53
25
19
39
53
44

Medium Clouds (% Sky Obscured)

85
92
82
50
53
90
48
70
30
99
62
61
100
100
100
100
61
24
44
69
25
57
0
0

High Clouds (% Sky Obscured)

44
39
70
70
4
0
0
20
4
100
100
5
100
100
100
90
85
0
0
65
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
0
0
2
2
1
0
0
2
4
4
1
1
8
9
9
9
9
9
9
9

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

95
95
83
67
43
37
22
23
25
32
12
15
10
14
21
7
6
3
1
1
3
2
2
2

Precipitation Amount (mm)

0.9
0.6
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-7
-6
-5
-4
-3
-1
-0
0
-1
-1
-2
-3
-4
-4
-5
-5
-6
-7
-9
-10
-11
-13
-14
-15

Feels Like (°C)

-10
-9
-8
-7
-6
-5
-4
-5
-5
-6
-5
-6
-7
-7
-8
-9
-11
-12
-12
-15
-17
-17
-19
-21

Dew Point (°C)

-8
-7
-6
-5
-4
-3
-2
-2
-2
-3
-3
-4
-5
-5
-5
-6
-8
-9
-10
-13
-14
-16
-17
-18

Relative Humidity (%)

92
92
92
91
89
87
86
84
89
91
92
96
96
98
98
94
87
85
87
81
80
78
76
76

Pressure (mb)

1008
1007
1006
1006
1005
1005
1004
1004
1005
1006
1006
1006
1007
1008
1008
1007
1008
1008
1009
1010
1011
1012
1013
1015

Ozone (du)

439
436
434
437
436
443
436
414
411
409
405
404
397
398
395
393
391
392
391
389
395
396
403
405

Friday 27

Waxing Gibbous 74%

12:54

04:48

08 Bad
09 OK
10 OK
11 Good
12 Good
13 Good
14 Good
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: 06:29, Set: 19:07, Transit: 12:49. Moon - Rise: 12:54, Set: 04:48. Civil Dark: 19:38 - 05:58. Nautical Dark: 20:15 - 05:21. Astro Dark: 20:53 - 04:43

Total Clouds (% Sky Obscured)

43
5
5
5
5
5
7
82
91
90
91
87
88
92
85
80
80
85
81
82
78
64
56
48

Low Clouds (% Sky Obscured)

30
2
2
3
3
3
7
59
73
80
78
78
77
73
59
62
57
54
49
30
44
3
3
4

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
6
4
15
10
10
10
10
13
19
20
19
24

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
4
5
7
5
4
4
4
3
3
0
2
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
7
6
7
8
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 (%)

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

Chance of Frost

Temperature (°C)

-16
-16
-15
-15
-14
-13
-12
-12
-12
-13
-14
-15
-16
-17
-18
-19
-20
-20
-21
-21
-22
-22
-22
-22

Feels Like (°C)

-22
-22
-20
-20
-19
-19
-18
-18
-19
-20
-20
-22
-22
-23
-24
-25
-25
-25
-26
-26
-26
-26
-25
-25

Dew Point (°C)

-20
-21
-21
-20
-20
-19
-19
-18
-19
-18
-18
-20
-20
-21
-22
-23
-24
-24
-25
-25
-26
-26
-26
-26

Relative Humidity (%)

73
65
63
62
59
59
57
59
59
62
68
69
73
72
71
72
70
70
65
65
65
67
65
62

Pressure (mb)

1016
1018
1018
1019
1019
1019
1019
1020
1020
1021
1022
1024
1025
1026
1027
1028
1028
1029
1029
1029
1030
1030
1031
1031

Ozone (du)

412
415
405
400
400
402
404
403
402
402
405
409
406
406
410
417
422
423
426
441
467
487
506
520

Saturday 28

Waxing Gibbous 83%

14:14

05:10

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:27, Set: 19:09, Transit: 12:49. Moon - Rise: 14:14, Set: 05:10. Civil Dark: 19:40 - 05:56. Nautical Dark: 20:16 - 05:19. Astro Dark: 20:55 - 04:41

Total Clouds (% Sky Obscured)

35
40
45
50
50
55
66
79
90
91
89
90
91
91
91
91
91
90
92
96
99
94
86
75

Low Clouds (% Sky Obscured)

5
36
44
50
50
55
62
74
87
88
89
90
89
90
90
91
90
88
90
95
99
94
86
75

Medium Clouds (% Sky Obscured)

34
35
39
40
38
40
38
38
33
10
4
7
45
26
66
9
8
37
15
10
13
6
3
0

High Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
0
1
17
3
14
1
1
0
1
1
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
5
3
1
1
0
0
1
1
2
1
0
0
0
0
0
0
1
1
2
4

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

Precipitation Probability (%)

0
0
0
5
13
17
18
25
31
24
15
1
2
21
30
34
25
31
29
27
24
26
20
16

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-21
-20
-18
-17
-16
-15
-14
-13
-13
-13
-13
-14
-15
-15
-15
-15
-14
-15
-14
-15
-15
-15
-15
-15

Feels Like (°C)

-25
-24
-22
-22
-21
-20
-20
-19
-19
-19
-19
-19
-19
-20
-19
-19
-18
-18
-19
-19
-19
-20
-20
-20

Dew Point (°C)

-27
-26
-25
-24
-22
-20
-19
-18
-17
-16
-16
-16
-17
-17
-17
-16
-16
-16
-16
-16
-16
-17
-17
-17

Relative Humidity (%)

58
56
55
56
58
62
65
66
71
79
78
84
86
84
86
88
86
88
86
88
86
84
84
82

Pressure (mb)

1031
1031
1031
1031
1030
1030
1029
1029
1028
1028
1028
1029
1029
1029
1029
1028
1028
1029
1028
1029
1029
1029
1030
1030

Ozone (du)

521
514
505
496
500
499
498
494
482
492
496
489
487
486
489
490
483
477
473
475
477
475
472
469

Sunday 29

Waxing Gibbous 91%

15:31

05:28

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:25, Set: 19:10, Transit: 12:49. Moon - Rise: 15:31, Set: 05:28. Civil Dark: 19:41 - 05:54. Nautical Dark: 20:18 - 05:17. Astro Dark: 20:56 - 04:38

Total Clouds (% Sky Obscured)

76
79
81
91
93
95
97
99
100
98
97
97
99
98
98
100
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

76
79
81
90
93
95
97
99
100
97
96
94
95
97
98
100
99
100
100
100
100
100
99
98

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
2
3
3
16
31
6
4
2
0
12
25
40
60
82
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
2
2
2
0
0
0
0
1
1
5
8
11
12
14
17
22
24
50

ISS Passover

Visibility (miles)

3
7
7
9
9
9
9
4
1
3
2
1
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
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
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

12
12
14
9
8
5
7
25
22
25
13
20
23
22
23
24
27
34
36
36
41
43
46
52

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-20
-19
-18
-18
-16
-16
-15
-14
-14
-13
-13
-13
-13
-13
-13
-14
-13
-13
-13
-12
-12
-12
-11
-12

Dew Point (°C)

-18
-18
-18
-18
-17
-15
-14
-13
-12
-11
-11
-10
-10
-10
-10
-10
-9
-9
-9
-9
-8
-8
-7
-7

Relative Humidity (%)

77
68
61
58
58
61
65
68
72
73
79
88
90
90
90
90
92
90
90
90
92
92
94
92

Pressure (mb)

1031
1031
1031
1031
1031
1030
1030
1029
1029
1028
1028
1028
1029
1028
1027
1027
1026
1025
1025
1024
1023
1021
1020
1019

Ozone (du)

465
462
458
449
440
431
434
439
436
436
435
433
432
428
424
419
418
416
414
414
414
413
414
414

Monday 30

Waxing Gibbous 96%

16:45

05:44

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:23, Set: 19:12, Transit: 12:48. Moon - Rise: 16:45, Set: 05:44. Civil Dark: 19:43 - 05:52. Nautical Dark: 20:19 - 05:15. Astro Dark: 20:58 - 04:36

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
97
94
94
92
92
94
95
97
98
98
95
90
84
85
85
82
79
78

Low Clouds (% Sky Obscured)

99
99
100
100
100
100
97
94
94
92
87
84
83
83
80
73
62
60
60
66
69
72
73
74

Medium Clouds (% Sky Obscured)

94
87
79
86
92
100
72
43
20
14
19
5
5
4
2
21
42
61
45
25
5
4
2
1

High Clouds (% Sky Obscured)

80
85
90
90
85
75
63
57
64
71
83
90
84
73
58
46
49
55
37
28
24
21
16
4

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
5
6
8
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None

Precipitation Probability (%)

67
78
89
91
95
95
95
95
95
95
81
59
51
47
47
43
38
35
32
27
15
16
14
11

Precipitation Amount (mm)

0.4
0.5
0.6
0.6
0.6
0.7
0.8
0.9
1
0.7
0.4
0.2
0.1
0.1
0.2
0.1
0.1
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
92
94
94
94
96
94
96
96
96
98
98
98
98
96
96
92
92
89
87
85
85
83
85

Pressure (mb)

1017
1016
1014
1012
1011
1010
1009
1009
1008
1008
1009
1009
1010
1010
1011
1011
1012
1013
1014
1015
1016
1017
1018
1020

Ozone (du)

414
414
414
414
412
409
406
406
407
407
407
407
407
409
411
413
414
415
415
419
423
427
424
421

Tuesday 31

Waxing Gibbous 99%

17:58

05:59

08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 OK
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 06:21, Set: 19:13, Transit: 12:48. Moon - Rise: 17:58, Set: 05:59. Civil Dark: 19:44 - 05:50. Nautical Dark: 20:21 - 05:13. Astro Dark: 21:00 - 04:34

Total Clouds (% Sky Obscured)

76
73
71
69
68
67
58
49
38
59
77
96
97
99
100
100
100
100

Low Clouds (% Sky Obscured)

66
58
55
43
29
15
12
9
7
11
16
21
16
11
6
11
11
10

Medium Clouds (% Sky Obscured)

2
5
9
16
22
27
19
11
0
4
8
13
42
72
100
99
99
98

High Clouds (% Sky Obscured)

16
28
41
47
51
0
0
0
0
21
43
64
43
21
0
0
0
0

ISS Passover

Visibility (miles)

8
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

Precipitation Type

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

Precipitation Probability (%)

10
9
7
6
4
0
1
1
0
1
1
1
3
2
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-13
-15
-14
-14
-13
-13
-12
-11
-11
-12
-11
-11
-11
-17
-16
-16
-17
-17

Dew Point (°C)

-12
-12
-12
-12
-12
-11
-11
-11
-10
-10
-11
-12
-13
-13
-14
-15
-15
-16

Relative Humidity (%)

85
80
74
70
68
67
67
69
71
73
77
80
85
85
85
84
83
84

Pressure (mb)

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

Ozone (du)

418
417
416
416
413
411
409
407
406
404
402
401
399
398
397
396
395
394

Forecast for Sainte-Brigitte-de-Laval, Capitale-Nationale, Canada (47.33,-71.14)

Generated: 25/03/26 08:12:05. Forecast: 25/03/26 to 31/03/26. Timezone: UTC-4.00