Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 27

Waxing Crescent 47%

12:33

23:09

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
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 07:16, Set: 16:13, Transit: 11:45. Moon - Rise: 12:33, Set: 23:09. Civil Dark: 16:47 - 06:42. Nautical Dark: 17:25 - 06:05. Astro Dark: 18:01 - 05:29

Total Clouds (% Sky Obscured)

100
91
85
91
89
86
84
99
98
100
100
96
100
100
96
98
98
97
95
94
95
100
100
100

Low Clouds (% Sky Obscured)

86
78
76
74
83
82
83
97
96
100
100
95
100
99
93
92
87
95
80
82
81
80
88
87

Medium Clouds (% Sky Obscured)

60
30
28
52
27
8
2
21
7
0
1
14
31
35
44
49
48
44
50
63
83
99
100
100

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)

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

Fog (%)

0
2
2
0
0
1
1
1
1
0
1
1
1
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
None
Snow
None
Snow
Snow

Precipitation Probability (%)

4
0
0
22
23
19
4
16
30
36
46
52
60
65
66
63
59
53
42
40
41
30
43
40

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-5
-5
-6
-7
-7
-8
-8
-8
-7
-7
-6
-6
-5
-5
-6
-6
-6
-7
-7
-7
-7
-8
-9
-8

Dew Point (°C)

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

Relative Humidity (%)

96
94
92
94
92
92
91
89
87
86
87
87
91
94
94
96
94
94
92
94
92
92
92
92

Pressure (mb)

999
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
999
999
999
999
999
1000
1000
1000
1000
999
999
999
999

Ozone (du)

330
339
346
355
365
371
374
373
372
368
366
365
362
361
362
360
355
351
349
350
352
358
364
367

Friday 28

First Quarter 58%

12:51

00:23

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
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 07:17, Set: 16:13, Transit: 11:45. Moon - Rise: 12:51, Set: 00:23. Civil Dark: 16:47 - 06:44. Nautical Dark: 17:24 - 06:06. Astro Dark: 18:00 - 05:30

Total Clouds (% Sky Obscured)

100
100
90
93
96
98
98
99
98
100
100
98
99
99
99
99
96
97
97
97
95
92
86
100

Low Clouds (% Sky Obscured)

89
86
86
88
93
96
95
88
94
91
92
91
91
90
90
91
88
87
83
79
80
80
82
82

Medium Clouds (% Sky Obscured)

100
98
84
90
90
95
97
98
92
100
100
93
93
89
82
78
53
65
69
70
37
8
3
81

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
5
4
4
20
41
85
90
61
0
4
25
9
9
5

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

38
41
44
46
47
48
51
52
51
47
48
51
53
54
55
50
49
43
39
35
34
33
29
27

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-9
-9
-9
-9
-9
-10
-9
-10
-9
-10
-10
-10
-10
-10
-10
-10
-12
-12
-12
-12
-13
-13
-13
-13

Dew Point (°C)

-6
-5
-6
-6
-6
-6
-6
-6
-7
-7
-7
-6
-6
-6
-6
-6
-7
-7
-8
-8
-8
-9
-9
-9

Relative Humidity (%)

92
94
94
92
92
92
94
94
90
89
87
89
89
90
92
92
92
92
90
90
90
90
88
90

Pressure (mb)

999
999
999
999
999
999
999
999
1000
1000
1000
1000
1000
1001
1002
1003
1004
1005
1007
1008
1009
1010
1011
1012

Ozone (du)

369
373
375
377
380
383
382
378
374
369
364
360
357
357
353
347
347
351
350
348
344
338
333
337

Saturday 29

Waxing Gibbous 68%

13:08

No Set

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
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 07:19, Set: 16:12, Transit: 11:45. Moon - Rise: 13:08, Set: No Set. Civil Dark: 16:46 - 06:45. Nautical Dark: 17:24 - 06:07. Astro Dark: 18:00 - 05:31

Total Clouds (% Sky Obscured)

100
100
93
98
100
100
100
96
96
92
98
100
100
94
89
93
92
86
94
97
100
100
100
100

Low Clouds (% Sky Obscured)

78
73
75
96
100
100
100
90
91
83
95
99
99
89
79
79
87
80
70
72
55
37
56
76

Medium Clouds (% Sky Obscured)

81
95
54
10
10
6
1
0
0
0
0
0
0
0
2
10
3
1
26
64
91
94
97
100

High Clouds (% Sky Obscured)

49
94
93
90
90
2
0
0
0
0
0
0
3
4
3
4
24
25
66
83
99
99
100
100

ISS Passover

Visibility (miles)

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

20
16
5
16
20
14
16
5
12
7
13
2
16
8
14
4
9
2
1
1
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)

13
13
13
13
13
11
12
11
11
11
11
10
10
9
8
6
4
3
3
2
1
1
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-13
-13
-14
-13
-13
-13
-14
-13
-14
-12
-13
-12
-12
-12
-12
-13
-13
-13
-14
-14
-14
-15
-15
-15

Dew Point (°C)

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

Relative Humidity (%)

89
89
87
87
87
90
88
88
87
87
82
82
80
83
87
88
92
94
94
94
94
92
92
92

Pressure (mb)

1014
1015
1016
1018
1019
1020
1022
1023
1024
1025
1026
1026
1027
1027
1028
1029
1030
1030
1030
1030
1030
1030
1030
1030

Ozone (du)

339
345
350
353
352
350
352
351
347
345
343
341
338
338
337
338
338
338
337
337
337
338
338
337

Sunday 30

Waxing Gibbous 79%

13:26

01:39

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
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 07:20, Set: 16:12, Transit: 11:46. Moon - Rise: 13:26, Set: 01:39. Civil Dark: 16:46 - 06:46. Nautical Dark: 17:24 - 06:08. Astro Dark: 18:00 - 05:32

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

76
77
89
89
94
98
98
99
99
100
100
99
100
99
100
99
99
99
99
98
98
98
98
97

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
99
98
97
97
97
97
96
96
93
85
80
68
75
74
84

High Clouds (% Sky Obscured)

97
92
88
69
53
35
30
25
25
20
15
15
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
8
2
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
6
50
64
71
76
72
79
82
91
88
95
95
87
85
95
95
95
95
80
86
83
66

Precipitation Amount (mm)

0
0
0
0.2
0.3
0.3
0.4
0.3
0.4
0.5
0.6
0.5
0.7
0.7
0.5
0.4
0.7
1.2
1.1
0.7
0.5
0.7
0.6
0.4

Wind Speed/Direction (mph)

3
4
4
5
6
7
7
8
9
9
10
10
10
9
9
9
8
9
9
10
13
13
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-16
-15
-14
-14
-13
-13
-12
-13
-12
-12
-10
-10
-10
-8
-9
-8
-8
-7
-6
-6
-7
-8
-8
-8

Dew Point (°C)

-13
-12
-11
-11
-10
-10
-9
-9
-8
-8
-7
-6
-6
-5
-4
-4
-4
-4
-3
-2
-2
-3
-3
-3

Relative Humidity (%)

92
92
92
90
94
92
92
92
92
92
92
92
92
94
94
96
94
94
96
96
94
94
94
94

Pressure (mb)

1030
1029
1029
1028
1027
1025
1024
1023
1022
1021
1019
1017
1015
1014
1013
1012
1011
1010
1009
1008
1008
1008
1008
1009

Ozone (du)

337
339
340
341
344
347
350
354
355
360
362
364
362
366
369
375
383
394
399
404
406
405
403
405

Monday 1

Waxing Gibbous 88%

13:47

02:59

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
14 Bad
15 Bad
16 Bad
17 OK
18 OK
19 OK
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 07:21, Set: 16:11, Transit: 11:46. Moon - Rise: 13:47, Set: 02:59. Civil Dark: 16:45 - 06:47. Nautical Dark: 17:23 - 06:09. Astro Dark: 18:00 - 05:33

Total Clouds (% Sky Obscured)

97
97
95
98
100
100
100
100
100
78
41
93
92
91
90
66
41
21
47
62
71
61
50
50

Low Clouds (% Sky Obscured)

95
93
90
94
97
100
100
100
100
78
41
93
65
55
41
50
41
21
47
62
68
45
23
0

Medium Clouds (% Sky Obscured)

37
32
25
29
36
48
45
41
33
22
11
0
18
8
0
0
1
1
8
10
5
3
8
10

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
16
27
40

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
1
9
9
4
3
5
7
9
9
9
9
9
9
8
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

59
45
45
40
42
48
52
52
52
43
33
24
24
21
17
14
9
0
1
2
4
3
1
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-2
-4
-5
-5
-7
-8
-9
-10
-10
-10
-10
-10
-10
-10
-11
-11
-12
-13
-14
-15
-16
-17
-17
-17

Feels Like (°C)

-8
-10
-11
-12
-13
-15
-16
-16
-16
-16
-15
-15
-16
-16
-16
-16
-16
-16
-17
-19
-19
-18
-19
-20

Dew Point (°C)

-3
-5
-6
-7
-8
-10
-11
-12
-12
-12
-12
-13
-13
-13
-14
-15
-15
-16
-17
-17
-18
-19
-19
-19

Relative Humidity (%)

94
92
89
90
89
87
87
85
85
81
80
77
77
78
76
76
79
81
81
82
83
83
83
83

Pressure (mb)

1009
1010
1011
1012
1013
1014
1015
1016
1018
1019
1020
1021
1021
1022
1023
1024
1025
1026
1027
1028
1029
1029
1030
1030

Ozone (du)

406
406
405
406
405
407
406
404
405
405
401
399
394
393
393
392
392
392
392
390
388
386
385
383

Tuesday 2

Waxing Gibbous 95%

14:11

04:23

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
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 07:22, Set: 16:11, Transit: 11:47. Moon - Rise: 14:11, Set: 04:23. Civil Dark: 16:45 - 06:48. Nautical Dark: 17:23 - 06:10. Astro Dark: 17:59 - 05:34

Total Clouds (% Sky Obscured)

45
85
90
90
90
85
90
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
20
47
60
60
50
31
23
19
28
41
56
63
73
78
81
85
89

Medium Clouds (% Sky Obscured)

10
10
15
30
50
70
87
93
100
100
99
99
99
100
100
100
100
100
99
99
97
91
84
76

High Clouds (% Sky Obscured)

45
60
62
60
58
55
67
75
100
100
100
100
100
100
100
100
100
100
84
89
84
79
79
79

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3
0
1
1
2
2
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
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
2
3
3
21
28
31
27
23
16
18
19
23

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-20
-21
-22
-22
-22
-23
-23
-20
-20
-20
-19
-18
-17
-14
-15
-15
-15
-15
-15
-15
-15
-15
-16
-15

Dew Point (°C)

-19
-20
-20
-20
-20
-20
-19
-18
-18
-17
-16
-15
-13
-13
-13
-13
-13
-13
-13
-13
-13
-14
-14
-15

Relative Humidity (%)

82
82
83
83
82
83
82
80
77
73
75
75
75
78
83
86
88
90
90
90
90
90
90
90

Pressure (mb)

1030
1030
1030
1030
1030
1030
1030
1029
1029
1028
1027
1026
1024
1023
1022
1022
1021
1020
1020
1019
1018
1017
1017
1016

Ozone (du)

382
382
381
381
377
374
370
371
373
374
372
371
369
366
362
359
357
356
354
354
354
354
356
358

Wednesday 3

Waxing Gibbous 99%

14:44

05:51

Sun - Rise: 07:23, Set: 16:11, Transit: 11:47. Moon - Rise: 14:44, Set: 05:51. Civil Dark: 16:45 - 06:49. Nautical Dark: 17:23 - 06:11. Astro Dark: 17:59 - 05:35

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 Lac-Lajoie, Lanaudière, Canada (46.46,-74.31)

Generated: 27/11/25 01:18:29. Forecast: 27/11/25 to 03/12/25. Timezone: UTC-5.00