Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 25

First Quarter 52%

11:55

03:47

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
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:47, Set: 19:18, Transit: 13:03. Moon - Rise: 11:55, Set: 03:47. Civil Dark: 19:48 - 06:17. Nautical Dark: 20:23 - 05:41. Astro Dark: 21:00 - 05:04

Total Clouds (% Sky Obscured)

99
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
94
77
90
92
92
100

Low Clouds (% Sky Obscured)

2
25
62
75
34
25
38
10
72
100
100
100
100
100
96
92
99
92
90
77
85
88
88
82

Medium Clouds (% Sky Obscured)

97
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
97
61
45
14
19
17
44

High Clouds (% Sky Obscured)

87
79
94
98
100
100
100
100
100
100
100
95
53
55
0
0
0
0
0
0
0
0
15
100

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
0
0
0
0
7
45
85
95
95
95
95
95
95
95
95
79
66
44
28
23
16

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0.6
0.9
1.2
1.4
1
0.9
0.7
1.1
1
0.5
0.4
0.2
0
0
0

Wind Speed/Direction (mph)

4
4
4
5
4
4
4
5
5
5
5
5
4
5
4
4
4
4
3
3
3
4
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-16
-14
-12
-11
-10
-8
-6
-6
-6
-7
-8
-8
-7
-7
-6
-5
-5
-4
-3
-3
-2
-1
1
1

Relative Humidity (%)

62
63
62
61
63
68
78
84
89
92
90
92
92
92
94
96
94
96
96
96
98
98
98
100

Pressure (mb)

1029
1028
1026
1025
1024
1023
1021
1021
1020
1020
1019
1017
1015
1014
1011
1009
1008
1007
1006
1006
1006
1006
1006
1006

Ozone (du)

446
439
427
417
417
419
422
421
425
427
422
418
415
416
416
410
409
411
409
405
401
399
399
398

Thursday 26

Waxing Gibbous 64%

11:55

04:28

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 OK
07 Good
08 OK
09 Good
10 Good
11 Good

Sun - Rise: 06:45, Set: 19:19, Transit: 13:03. Moon - Rise: 11:55, Set: 04:28. Civil Dark: 19:49 - 06:15. Nautical Dark: 20:25 - 05:39. Astro Dark: 21:02 - 05:02

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
59
100
100
100
89
46
68
66
68
39
25
12
2
1
1
1

Low Clouds (% Sky Obscured)

97
90
87
69
67
47
33
25
14
4
4
16
14
36
65
66
66
34
20
9
1
1
1
1

Medium Clouds (% Sky Obscured)

52
91
40
100
100
100
79
100
59
100
87
100
86
39
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

50
100
87
100
100
100
100
100
59
100
46
100
55
46
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
1
2
7
6
4
1
6
7
8
6
6
5
3
3
4
8
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 (%)

19
22
23
28
18
20
5
11
0
2
10
0
1
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
8
9
8
7
8
8
6
5
5
7
7
8
9
9
9
9
9
9
8
8
10
10
10

Chance of Frost

Temperature (°C)

2
3
3
3
2
1
1
-1
-2
-3
-4
-5
-6
-7
-8
-10
-11
-12
-14
-15
-16
-15
-14
-12

Feels Like (°C)

-1
-1
-1
-1
-1
-3
-3
-4
-5
-7
-8
-9
-11
-12
-14
-15
-16
-18
-19
-20
-20
-19
-18
-16

Dew Point (°C)

2
3
3
3
2
1
-0
-2
-3
-4
-5
-6
-7
-8
-10
-12
-13
-14
-16
-17
-19
-19
-18
-16

Relative Humidity (%)

100
100
100
100
100
96
93
92
96
94
91
90
89
89
87
87
85
84
83
81
76
69
71
70

Pressure (mb)

1007
1007
1007
1007
1007
1008
1008
1009
1009
1010
1011
1012
1012
1013
1015
1016
1017
1019
1020
1022
1023
1024
1025
1026

Ozone (du)

388
373
367
365
364
359
357
351
346
344
348
348
349
354
360
363
368
361
366
374
386
394
395
395

Friday 27

Waxing Gibbous 74%

13:13

04:58

12 Good
13 Good
14 Good
15 Good
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

Sun - Rise: 06:43, Set: 19:21, Transit: 13:03. Moon - Rise: 13:13, Set: 04:58. Civil Dark: 19:51 - 06:13. Nautical Dark: 20:26 - 05:37. Astro Dark: 21:04 - 05:00

Total Clouds (% Sky Obscured)

4
12
15
15
42
72
77
100
100
100
100
100
100
95
94
95
98
100
100
100
83
63
57
65

Low Clouds (% Sky Obscured)

4
4
5
0
0
0
0
0
0
0
0
0
1
0
0
0
0
8
16
11
23
40
50
60

Medium Clouds (% Sky Obscured)

0
0
0
0
24
49
64
81
100
100
100
100
100
92
93
95
97
100
100
100
77
47
22
18

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

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
1
14
3
5
12
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
19

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)

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

Chance of Frost

Temperature (°C)

-11
-10
-9
-8
-8
-8
-9
-10
-12
-13
-14
-14
-15
-15
-15
-16
-16
-16
-17
-17
-16
-14
-12
-10

Feels Like (°C)

-15
-14
-14
-14
-14
-14
-14
-15
-16
-17
-18
-17
-18
-19
-19
-19
-19
-19
-20
-20
-19
-18
-16
-15

Dew Point (°C)

-15
-14
-13
-13
-12
-13
-12
-13
-14
-15
-16
-16
-17
-17
-17
-18
-18
-18
-19
-19
-18
-17
-16
-14

Relative Humidity (%)

70
69
71
71
71
71
78
81
86
86
86
86
84
84
84
84
85
84
84
84
81
76
72
72

Pressure (mb)

1026
1025
1025
1025
1025
1025
1026
1026
1027
1028
1028
1029
1029
1029
1029
1029
1029
1030
1030
1030
1030
1030
1030
1030

Ozone (du)

391
388
386
388
388
384
387
391
394
400
407
411
414
422
439
470
495
512
524
521
514
504
498
496

Saturday 28

Waxing Gibbous 83%

14:32

05:21

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
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:41, Set: 19:22, Transit: 13:03. Moon - Rise: 14:32, Set: 05:21. Civil Dark: 19:52 - 06:11. Nautical Dark: 20:28 - 05:35. Astro Dark: 21:05 - 04:58

Total Clouds (% Sky Obscured)

77
88
92
96
100
98
95
93
64
53
67
72
87
94
95
90
94
93
91
88
87
88
90
85

Low Clouds (% Sky Obscured)

74
88
92
96
100
98
95
93
32
13
47
61
86
94
95
89
94
93
91
88
87
88
90
85

Medium Clouds (% Sky Obscured)

9
5
30
66
99
75
36
11
18
24
29
22
17
15
15
17
20
8
4
0
0
0
0
5

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
2

ISS Passover

Visibility (miles)

3
1
1
1
0
1
2
9
9
9
5
3
2
2
2
1
1
1
1
1
1
3
2
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
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

21
38
43
51
70
47
29
8
7
5
6
8
10
12
15
14
18
13
12
9
7
5
23
20

Precipitation Amount (mm)

0
0.2
0.2
0.2
0.5
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
8
10
10
10
12
11
10
8
4
3
2
2
2
2
2
2
2
2
1
2
4
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-13
-11
-9
-9
-8
-8
-9
-10
-11
-12
-14
-14
-15
-15
-15
-15
-15
-15
-15
-15
-12
-10
-10
-9

Relative Humidity (%)

74
76
80
79
87
87
80
79
82
86
86
86
86
88
88
88
88
88
86
86
92
87
80
74

Pressure (mb)

1029
1028
1027
1026
1025
1025
1026
1026
1027
1028
1028
1028
1029
1029
1029
1029
1029
1030
1030
1030
1031
1031
1031
1031

Ozone (du)

493
494
486
479
470
469
474
475
480
479
477
473
469
460
457
450
448
441
433
425
425
427
426
429

Sunday 29

Waxing Gibbous 91%

15:48

05:41

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
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:39, Set: 19:23, Transit: 13:02. Moon - Rise: 15:48, Set: 05:41. Civil Dark: 19:53 - 06:09. Nautical Dark: 20:29 - 05:33. Astro Dark: 21:07 - 04:55

Total Clouds (% Sky Obscured)

80
72
69
67
71
71
75
75
87
95
100
99
99
99
100
100
100
100
100
100
99
97
92
88

Low Clouds (% Sky Obscured)

75
60
52
25
14
8
2
5
15
25
35
26
30
25
13
26
39
53
67
81
83
84
86
88

Medium Clouds (% Sky Obscured)

11
15
10
6
0
3
55
50
63
83
92
96
92
89
92
96
99
99
100
100
87
70
45
30

High Clouds (% Sky Obscured)

2
0
0
0
0
1
7
50
45
27
50
43
60
65
20
14
5
5
5
5
5
5
15
15

ISS Passover

Visibility (miles)

5
7
8
9
9
8
9
9
7
5
1
7
9
2
1
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
Snow
Snow
Snow
Snow
Snow
Light Rain
Light Rain

Precipitation Probability (%)

6
3
0
4
3
10
0
6
21
28
16
7
10
18
26
30
34
70
94
95
95
95
95
90

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.7
1.2
1
0.9
0.8
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
72
69
71
72
78
80
81
82
84
89
89
91
94
94
94
96
96
96
98
98
98
100
98

Pressure (mb)

1030
1029
1028
1027
1027
1026
1026
1026
1026
1026
1025
1025
1025
1024
1024
1020
1019
1018
1016
1015
1014
1013
1012
1012

Ozone (du)

434
439
440
440
440
438
436
436
433
431
429
427
425
419
417
415
413
412
413
414
415
414
414
413

Monday 30

Waxing Gibbous 96%

17:01

05:58

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
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:37, Set: 19:25, Transit: 13:02. Moon - Rise: 17:01, Set: 05:58. Civil Dark: 19:55 - 06:07. Nautical Dark: 20:31 - 05:31. Astro Dark: 21:08 - 04:53

Total Clouds (% Sky Obscured)

91
94
83
84
81
82
74
65
65
84
93
95
91
88
84
81
77
73
68
65
77
88
99
94

Low Clouds (% Sky Obscured)

91
94
77
61
45
30
15
0
0
0
0
0
23
13
11
9
7
6
5
3
13
21
27
21

Medium Clouds (% Sky Obscured)

30
30
26
23
22
25
27
21
14
7
0
1
2
5
7
9
10
20
54
65
76
63
43
45

High Clouds (% Sky Obscured)

25
30
24
25
34
38
42
49
41
21
16
5
2
0
2
5
9
20
39
58
42
39
50
42

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
3
6
9
9
9
8
8
8
8
8
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
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
None
None
None

Precipitation Probability (%)

87
85
78
73
67
58
51
46
37
31
27
20
15
7
4
1
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.7
0.7
0.5
0.4
0.3
0
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
11
11
11
10
10
11
11
11
12
12
11
10
8
7
6
6
5
5
6
7
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-4
-3
-3
-2
-2
-2
-2
-2
-3
-3
-4
-5
-5
-5
-6
-12
-12
-12
-12
-13
-13
-13
-12
-12

Dew Point (°C)

2
2
2
3
3
3
3
2
2
-1
-3
-5
-6
-7
-8
-9
-10
-11
-10
-11
-10
-10
-10
-9

Relative Humidity (%)

100
100
100
100
100
100
100
100
100
92
87
82
84
85
87
87
88
88
88
87
88
83
77
74

Pressure (mb)

1011
1010
1010
1010
1010
1010
1010
1011
1012
1013
1015
1016
1017
1019
1020
1021
1022
1023
1024
1025
1026
1026
1026
1026

Ozone (du)

413
413
413
412
411
409
411
413
415
417
418
420
420
421
421
420
418
417
415
414
412
410
408
406

Tuesday 31

Waxing Gibbous 99%

18:12

06:14

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: 06:36, Set: 19:26, Transit: 13:02. Moon - Rise: 18:12, Set: 06:14. Civil Dark: 19:56 - 06:05. Nautical Dark: 20:32 - 05:29. Astro Dark: 21:10 - 04:51

Total Clouds (% Sky Obscured)

88
83
84
86
87
92
96
100
100
100
100
99
98
94
95
94
91
94
97
100

Low Clouds (% Sky Obscured)

13
6
14
20
37
55
58
57
55
62
65
60
55
55
50
50
50
51
57
59

Medium Clouds (% Sky Obscured)

44
49
38
27
19
46
73
100
100
100
100
98
96
94
95
94
91
94
97
99

High Clouds (% Sky Obscured)

37
18
18
23
32
54
77
100
100
100
100
72
59
68
74
88
91
94
96
96

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
8
6
4
1
1
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

Precipitation Type

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

Precipitation Probability (%)

1
0
0
0
0
0
0
0
19
29
37
42
46
50
63
73
83
86
84
76

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.1
0.1
0.1
0.1
0.3
0.4
0.6
0.6
0.6
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
73
73
72
72
72
78
84
90
92
92
96
94
92
92
92
92
92
92
90

Pressure (mb)

1026
1026
1026
1025
1025
1024
1025
1025
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1024
1024

Ozone (du)

406
405
404
402
400
397
397
396
396
396
396
395
393
391
388
388
387
387
384
382

Forecast for Mont-Tremblant, Laurentides, Canada (46.18,-74.57)

Generated: 25/03/26 12:38:19. Forecast: 25/03/26 to 31/03/26. Timezone: UTC-4.00