Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 12

Waning Crescent 30%

04:46

12:46

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 Good
08 Good
09 OK
10 Bad
11 Bad
12 Bad

Sun - Rise: 07:09, Set: 18:57, Transit: 13:04. Moon - Rise: 04:46, Set: 12:46. Civil Dark: 19:27 - 06:39. Nautical Dark: 20:02 - 06:04. Astro Dark: 20:38 - 05:28

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
71
71
83
100
100
95
82
93
66
43
76
73
3
13
20
83
100
100

Low Clouds (% Sky Obscured)

67
69
66
43
50
52
71
71
75
74
72
67
68
72
47
16
9
11
3
3
3
16
3
54

Medium Clouds (% Sky Obscured)

41
99
99
100
39
2
0
0
19
91
100
89
44
57
49
26
51
42
0
7
10
60
65
100

High Clouds (% Sky Obscured)

100
100
100
100
100
100
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
35
100
100

ISS Passover

Visibility (miles)

3
3
3
3
4
9
9
9
8
7
9
9
8
5
4
5
6
6
6
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
18
2
2
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
75
77
77
78
77
80
81
81
81
83
83
83
85
86
86
84
84
81
84
79
76
74
71

Pressure (mb)

1006
1006
1006
1006
1006
1008
1009
1010
1011
1012
1013
1013
1013
1014
1015
1015
1016
1016
1017
1016
1016
1016
1015
1014

Ozone (du)

350
349
349
350
354
360
361
373
379
389
397
406
417
422
425
429
433
434
433
433
427
423
421
425

Friday 13

Waning Crescent 21%

05:20

No Set

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
12 Bad

Sun - Rise: 07:07, Set: 18:58, Transit: 13:04. Moon - Rise: 05:20, Set: No Set. Civil Dark: 19:28 - 06:37. Nautical Dark: 20:04 - 06:02. Astro Dark: 20:39 - 05:26

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
98
100
99
97
97
98
98
100

Low Clouds (% Sky Obscured)

70
84
85
86
94
96
92
94
94
100
100
94
90
89
91
91
90
90
91
94
95
94
96
98

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
96
90
94
97
87
85
84
83
100

High Clouds (% Sky Obscured)

100
100
100
100
86
73
72
100
100
77
85
69
100
100
100
77
76
23
4
76
90
90
91
95

ISS Passover

Visibility (miles)

7
2
1
3
9
1
1
0
0
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

17
18
19
14
41
56
60
62
77
86
95
87
81
80
78
75
63
54
47
48
54
55
58
67

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
77
82
80
82
89
92
90
90
90
90
89
90
90
90
90
90
90
90
90
89
89
87
89

Pressure (mb)

1013
1012
1011
1010
1010
1009
1009
1008
1007
1006
1005
1004
1003
1002
1002
1001
1002
1002
1002
1003
1004
1005
1005
1006

Ozone (du)

429
439
448
460
465
463
458
455
455
458
462
465
468
467
472
477
479
481
476
473
471
480
478
477

Saturday 14

Waning Crescent 13%

05:47

13:56

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

Sun - Rise: 07:05, Set: 19:00, Transit: 13:04. Moon - Rise: 05:47, Set: 13:56. Civil Dark: 19:30 - 06:35. Nautical Dark: 20:05 - 06:00. Astro Dark: 20:41 - 05:24

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
94
74
32
61
29
40
43
75
22
77
69
84
93
93
93
92
94
97

Low Clouds (% Sky Obscured)

96
93
91
86
80
78
74
71
32
61
29
25
15
10
7
9
2
2
1
2
2
3
4
50

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
82
40
0
0
0
0
0
0
2
32
22
35
77
81
84
89
90
91

High Clouds (% Sky Obscured)

93
95
90
24
0
0
0
0
0
0
0
0
0
50
3
25
11
45
23
54
27
21
70
82

ISS Passover

Visibility (miles)

0
0
0
0
0
0
1
9
9
9
9
6
4
3
6
7
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
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

72
64
61
59
46
33
14
8
1
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.4
0.3
0.3
0.3
0.2
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-3
-4
-4
-5
-6
-7
-8
-8
-9
-11
-12
-13
-15
-16
-16
-17
-17
-17
-17
-16
-14
-12
-10
-9

Feels Like (°C)

-9
-9
-9
-9
-11
-11
-13
-13
-14
-14
-16
-16
-18
-19
-21
-19
-21
-21
-21
-20
-17
-16
-14
-14

Dew Point (°C)

-5
-5
-6
-6
-8
-8
-9
-10
-11
-12
-14
-15
-17
-18
-19
-19
-20
-20
-19
-18
-17
-16
-15
-14

Relative Humidity (%)

89
87
85
87
89
89
88
85
87
86
86
86
84
83
81
82
82
81
83
82
79
72
69
68

Pressure (mb)

1007
1008
1010
1011
1013
1015
1017
1019
1021
1023
1024
1025
1027
1028
1029
1030
1031
1032
1032
1033
1033
1033
1032
1032

Ozone (du)

479
483
488
495
493
492
494
495
484
473
471
465
456
444
439
432
428
421
417
412
408
406
404
401

Sunday 15

Waning Crescent 7%

06:09

15:09

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
12 Bad

Sun - Rise: 07:04, Set: 19:01, Transit: 13:03. Moon - Rise: 06:09, Set: 15:09. Civil Dark: 19:31 - 06:34. Nautical Dark: 20:06 - 05:58. Astro Dark: 20:42 - 05:22

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
99
99
98
98
99
99
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

55
65
77
91
94
97
100
100
99
99
99
98
98
98
98
99
100
100
100
100
100
100
100
99

Medium Clouds (% Sky Obscured)

92
95
98
100
100
100
99
100
100
100
90
80
67
76
65
97
96
96
96
95
33
42
59
62

High Clouds (% Sky Obscured)

100
100
98
100
74
65
59
73
86
100
75
50
26
19
21
15
45
65
85
63
38
16
41
72

ISS Passover

Visibility (miles)

9
4
3
5
0
0
0
0
0
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
Frozen rai
None
None
None
None
Frozen rai
Frozen rai
Frozen rai
None

Precipitation Probability (%)

1
28
19
61
88
95
95
95
95
95
95
95
95
95
64
82
46
38
42
46
53
60
52
45

Precipitation Amount (mm)

0
0
0
0.3
0.6
0.7
0.7
1
1.3
1.7
1.3
1.8
1.7
0.9
0
0.4
0
0
0
0
0.2
0.3
0.2
0

Wind Speed/Direction (mph)

6
5
6
6
7
7
8
9
9
11
12
9
10
11
12
12
12
13
13
14
14
14
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-13
-11
-11
-11
-12
-12
-14
-14
-14
-14
-13
-12
-11
-11
-10
-9
-7
-6
-6
-5
-5
-5
-4
-3

Dew Point (°C)

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

Relative Humidity (%)

71
76
80
80
88
92
92
90
92
92
92
94
94
94
96
98
96
98
98
98
100
100
100
100

Pressure (mb)

1031
1031
1030
1029
1028
1028
1027
1026
1024
1022
1020
1018
1017
1015
1013
1011
1009
1008
1006
1005
1004
1002
1001
999

Ozone (du)

400
397
392
391
386
382
380
378
376
375
373
374
371
367
368
368
366
365
366
366
367
366
367
367

Monday 16

Waning Crescent 2%

06:28

16:24

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
12 Bad

Sun - Rise: 07:02, Set: 19:03, Transit: 13:03. Moon - Rise: 06:28, Set: 16:24. Civil Dark: 19:33 - 06:32. Nautical Dark: 20:08 - 05:56. Astro Dark: 20:44 - 05:20

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
98
98
97
98
99
100
100
100
100
99
97
89
87
93
99
99
100

Low Clouds (% Sky Obscured)

97
98
99
100
100
100
100
95
92
91
90
74
84
87
83
81
73
71
69
78
88
97
98
99

Medium Clouds (% Sky Obscured)

70
66
62
54
54
97
100
83
67
45
60
74
89
47
22
0
0
0
0
7
19
31
52
74

High Clouds (% Sky Obscured)

100
100
100
56
93
75
76
70
70
65
65
65
65
47
39
25
13
6
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
9
1
9
1
9
9
9
9
6
3
0
2
3
5
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
Very Light Rain
None
None
None
Light Rain
Moderate Rain
Moderate Rain
Light Rain
Very Light Rain
Ice pellet
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

50
55
48
47
52
78
95
95
95
62
75
41
42
29
16
11
13
13
13
17
18
19
19
19

Precipitation Amount (mm)

0
0.2
0
0
0
0.4
3
4.2
1.3
0.2
0.4
0.1
0.1
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-3
-1
-1
0
-0
0
-1
-3
-2
-7
-10
-10
-11
-14
-14
-14
-14
-15
-16
-16
-19
-19
-19
-19

Dew Point (°C)

3
3
3
4
4
4
4
3
3
-2
-4
-6
-6
-9
-11
-12
-13
-14
-13
-14
-15
-16
-16
-16

Relative Humidity (%)

100
100
100
100
100
100
100
100
100
89
87
82
85
76
77
77
78
78
81
81
78
73
70
70

Pressure (mb)

997
995
993
992
991
990
990
990
991
993
994
994
995
996
999
1000
1001
1002
1003
1004
1005
1006
1007
1008

Ozone (du)

364
360
358
355
354
354
358
364
364
364
365
371
376
382
388
395
402
406
410
414
415
416
417
421

Tuesday 17

Waning Crescent 0%

06:46

17:39

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
12 Bad

Sun - Rise: 07:00, Set: 19:04, Transit: 13:03. Moon - Rise: 06:46, Set: 17:39. Civil Dark: 19:34 - 06:30. Nautical Dark: 20:09 - 05:54. Astro Dark: 20:45 - 05:18

Total Clouds (% Sky Obscured)

100
98
97
95
97
98
99
81
65
50
68
84
98
98
99
100
97
94
91
92
93
94
96
98

Low Clouds (% Sky Obscured)

100
92
85
77
73
69
65
52
40
35
60
73
87
87
86
86
68
45
32
24
40
41
58
68

Medium Clouds (% Sky Obscured)

95
88
81
70
72
61
51
32
33
44
54
61
69
50
31
12
10
7
3
6
10
13
24
29

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

3
3
4
5
6
7
8
9
9
9
9
6
3
0
0
1
1
1
2
2
5
7
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 (%)

18
19
21
22
20
17
13
12
9
1
4
8
10
12
12
12
13
11
3
12
15
15
16
15

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)

14
14
14
13
12
11
9
7
6
5
4
3
3
3
3
3
3
4
4
4
6
7
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-19
-20
-19
-19
-19
-19
-19
-19
-22
-21
-20
-21
-20
-22
-21
-21
-22
-22
-21
-20
-20
-20
-19
-19

Dew Point (°C)

-16
-17
-17
-17
-17
-17
-18
-18
-19
-19
-19
-19
-18
-19
-19
-19
-20
-20
-19
-19
-19
-19
-19
-19

Relative Humidity (%)

70
70
69
70
70
73
76
77
81
82
85
87
86
86
86
86
86
85
85
84
76
67
60
60

Pressure (mb)

1009
1010
1011
1011
1012
1014
1015
1017
1018
1018
1019
1020
1021
1021
1022
1023
1023
1024
1025
1026
1027
1027
1028
1028

Ozone (du)

424
428
440
452
464
470
477
483
482
481
480
482
485
488
487
486
485
483
481
479
481
483
485
480

Wednesday 18

New Moon 0%

07:03

18:56

13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 OK
23 OK
00 OK
01 OK
02 OK
03 OK
04 OK
05 OK
06 Bad
07 Bad

Sun - Rise: 06:58, Set: 19:05, Transit: 13:02. Moon - Rise: 07:03, Set: 18:56. Civil Dark: 19:35 - 06:28. Nautical Dark: 20:11 - 05:52. Astro Dark: 20:47 - 05:16

Total Clouds (% Sky Obscured)

100
100
100
100
90
80
71
51
32
13
12
13
13
14
12
4
26
48
68

Low Clouds (% Sky Obscured)

77
78
78
75
79
80
71
51
32
13
12
13
13
14
11
1
22
44
66

Medium Clouds (% Sky Obscured)

26
17
5
0
0
5
5
7
6
2
1
1
0
0
0
0
9
17
25

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
17
35
52

ISS Passover

Visibility (miles)

9
9
9
9
8
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

Precipitation Type

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

Precipitation Probability (%)

9
14
13
10
11
11
10
10
10
7
7
5
0
2
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

Wind Speed/Direction (mph)

10
10
10
9
9
6
4
2
2
1
1
1
1
2
2
2
2
2
3

Chance of Frost

Temperature (°C)

-12
-12
-12
-12
-12
-13
-14
-16
-17
-17
-18
-18
-18
-18
-18
-18
-18
-18
-17

Feels Like (°C)

-18
-18
-17
-18
-18
-18
-17
-17
-21
-20
-19
-19
-19
-19
-19
-20
-20
-20
-21

Dew Point (°C)

-18
-18
-17
-17
-17
-17
-17
-18
-19
-19
-20
-20
-20
-21
-20
-21
-20
-20
-20

Relative Humidity (%)

62
62
64
66
67
71
77
81
81
82
82
81
82
81
81
81
81
79
78

Pressure (mb)

1028
1029
1029
1029
1030
1031
1032
1033
1033
1034
1035
1035
1035
1036
1036
1036
1036
1037
1037

Ozone (du)

475
469
470
470
471
467
462
458
453
447
442
440
438
436
433
430
428
425
422

Forecast for Lac-Saint-Louis, Lanaudière, Canada (46.57,-73.80)

Generated: 12/03/26 13:44:33. Forecast: 12/03/26 to 18/03/26. Timezone: UTC-4.00