Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 27

Waxing Crescent 46%

12:19

22:57

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
01 Bad

Sun - Rise: 07:01, Set: 16:03, Transit: 11:32. Moon - Rise: 12:19, Set: 22:57. Civil Dark: 16:36 - 06:28. Nautical Dark: 17:13 - 05:51. Astro Dark: 17:49 - 05:15

Total Clouds (% Sky Obscured)

100
100
100
81
48
83
79
71
82
80
57
82
96
89
83
86
90
87
86
87
92
91
92
94

Low Clouds (% Sky Obscured)

94
87
89
80
46
82
78
71
73
80
56
82
96
83
74
86
81
86
75
83
89
89
87
90

Medium Clouds (% Sky Obscured)

100
93
29
0
2
0
0
0
15
0
0
0
0
4
20
41
43
17
18
23
14
4
16
14

High Clouds (% Sky Obscured)

2
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
0
3
9
7
9
3
2
3
9
9
9
9
9
2
9
0
9
1
1
5
9
7

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

Precipitation Probability (%)

78
46
37
11
3
1
6
21
20
20
10
21
12
17
20
15
29
33
22
8
11
20
7
11

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

9
9
11
11
11
11
11
10
11
12
12
12
11
11
11
9
9
8
9
10
10
9
9
10

Chance of Frost

Temperature (°C)

1
0
0
-0
-1
-1
-1
-1
-0
0
1
1
1
1
0
-0
-1
-1
-1
-1
-2
-2
-2
-2

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
96
94
89
86
91
91
91
87
84
84
83
84
84
84
92
89
98
92
92
91
89
87
89

Pressure (mb)

1002
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1002
1002
1003
1003
1003
1004
1004
1003
1003
1003
1002
1002
1002

Ozone (du)

310
317
329
331
332
334
332
327
326
325
325
327
327
328
329
328
331
331
334
336
336
336
336
335

Friday 28

First Quarter 57%

12:37

00:10

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
01 Bad

Sun - Rise: 07:02, Set: 16:02, Transit: 11:32. Moon - Rise: 12:37, Set: 00:10. Civil Dark: 16:36 - 06:29. Nautical Dark: 17:13 - 05:52. Astro Dark: 17:48 - 05:16

Total Clouds (% Sky Obscured)

93
94
98
97
95
94
99
100
100
100
100
100
99
99
99
98
98
97
97
93
93
95
97
95

Low Clouds (% Sky Obscured)

93
91
97
93
95
92
93
100
87
94
90
96
99
97
95
95
95
93
93
91
89
91
92
92

Medium Clouds (% Sky Obscured)

0
4
16
25
40
40
45
52
100
100
100
100
95
86
68
49
37
46
18
2
6
9
14
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
4
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
4
3
7
9
4
1
1
1
1
1
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
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

15
23
23
35
41
31
20
47
53
55
62
54
43
41
45
50
52
53
53
52
49
45
43
46

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
89
89
89
91
89
87
87
84
86
84
87
89
89
92
92
94
92
94
92
94
92
92
92

Pressure (mb)

1002
1002
1001
1001
1001
1001
1001
1001
1001
1001
1000
1000
1001
1002
1003
1003
1004
1005
1005
1006
1007
1008
1009
1010

Ozone (du)

335
338
341
345
350
355
362
369
388
395
391
381
374
373
368
361
354
348
345
346
346
346
343
342

Saturday 29

Waxing Gibbous 68%

12:55

01:25

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
01 Bad

Sun - Rise: 07:03, Set: 16:02, Transit: 11:33. Moon - Rise: 12:55, Set: 01:25. Civil Dark: 16:35 - 06:30. Nautical Dark: 17:12 - 05:53. Astro Dark: 17:48 - 05:17

Total Clouds (% Sky Obscured)

96
100
99
99
99
93
92
100
99
100
100
100
100
96
90
91
97
97
94
92
95
97
100
100

Low Clouds (% Sky Obscured)

92
98
96
92
94
89
91
100
99
100
100
100
100
96
78
91
97
93
89
84
84
76
62
61

Medium Clouds (% Sky Obscured)

2
11
7
35
29
6
26
50
3
0
0
0
0
0
0
0
0
10
26
49
66
83
100
100

High Clouds (% Sky Obscured)

0
0
3
0
3
2
45
2
0
0
0
0
0
2
0
3
3
64
66
66
71
82
100
100

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

44
42
48
40
37
34
28
21
19
25
23
23
16
14
6
17
7
10
11
17
11
9
8
7

Precipitation Amount (mm)

0.1
0.1
0.2
0.1
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
14
13
13
13
13
13
14
14
13
13
12
11
11
10
8
8
8
7
6
5
5
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
90
92
90
90
90
90
89
85
84
84
84
85
85
87
90
90
90
92
92
92
94
94
94

Pressure (mb)

1012
1013
1014
1015
1017
1019
1020
1021
1022
1023
1023
1024
1025
1026
1027
1028
1029
1030
1030
1030
1031
1031
1031
1031

Ozone (du)

336
326
332
334
339
342
344
346
348
346
340
337
336
332
330
332
331
330
330
326
324
320
321
320

Sunday 30

Waxing Gibbous 79%

13:14

No Set

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
01 Bad

Sun - Rise: 07:05, Set: 16:01, Transit: 11:33. Moon - Rise: 13:14, Set: No Set. Civil Dark: 16:35 - 06:31. Nautical Dark: 17:12 - 05:54. Astro Dark: 17:48 - 05:18

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

78
77
83
91
95
94
94
95
96
96
97
96
96
96
95
95
94
93
90
90
91
89
94
91

Medium Clouds (% Sky Obscured)

100
100
100
100
100
99
97
94
97
98
100
100
99
99
99
100
99
96
59
54
77
63
60
50

High Clouds (% Sky Obscured)

100
100
100
100
100
78
53
29
30
39
51
67
69
85
85
85
80
81
76
76
80
79
82
83

ISS Passover

Visibility (miles)

9
9
9
4
4
9
0
2
1
9
3
1
3
1
5
1
4
0
9
9
7
4
0
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
Snow
None
None

Precipitation Probability (%)

5
0
8
26
20
37
50
51
54
44
52
55
59
65
58
71
68
44
31
29
25
46
31
21

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

3
3
3
3
4
5
6
8
10
10
11
11
11
11
11
11
10
8
11
10
11
12
11
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
92
92
94
92
89
85
87
82
82
87
84
84
84
87
89
92
81
86
89
84
96
83

Pressure (mb)

1031
1031
1030
1030
1029
1028
1028
1027
1026
1024
1022
1020
1019
1018
1016
1016
1015
1014
1014
1013
1013
1012
1012
1012

Ozone (du)

316
316
319
321
323
326
328
334
337
337
340
344
351
354
355
355
359
362
366
373
379
381
386
392

Monday 1

Waxing Gibbous 88%

13:35

02:44

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
01 Bad

Sun - Rise: 07:06, Set: 16:01, Transit: 11:33. Moon - Rise: 13:35, Set: 02:44. Civil Dark: 16:34 - 06:32. Nautical Dark: 17:12 - 05:55. Astro Dark: 17:48 - 05:19

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
94
79
72
43
53
55
62
68
86
91
95
96
92
87
83
58

Low Clouds (% Sky Obscured)

95
94
96
92
91
93
96
100
89
52
46
18
14
11
36
61
85
87
89
92
85
77
67
45

Medium Clouds (% Sky Obscured)

50
45
36
25
15
22
24
35
29
26
19
12
15
22
12
4
0
1
2
3
30
51
70
58

High Clouds (% Sky Obscured)

84
85
85
85
85
57
28
0
0
0
0
0
0
0
0
0
0
8
19
29
39
41
50
28

ISS Passover

Visibility (miles)

1
0
0
0
0
0
0
2
5
9
9
9
9
9
9
8
7
6
6
5
5
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
Snow
None
None
None
None
None
None
None

Precipitation Probability (%)

33
38
40
44
52
48
49
54
48
47
50
41
37
29
33
29
33
26
19
7
5
2
0
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
92
92
91
91
87
87
84
82
80
77
74
77
77
80
82
83
85
86
86
88
86
86
85

Pressure (mb)

1013
1013
1013
1013
1014
1015
1016
1017
1017
1018
1018
1018
1020
1021
1022
1023
1024
1025
1026
1026
1027
1028
1029
1029

Ozone (du)

394
390
384
383
387
388
385
386
388
389
386
379
378
377
376
378
380
381
380
380
379
378
377
376

Tuesday 2

Waxing Gibbous 95%

14:00

04:07

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

Sun - Rise: 07:07, Set: 16:01, Transit: 11:34. Moon - Rise: 14:00, Set: 04:07. Civil Dark: 16:34 - 06:33. Nautical Dark: 17:12 - 05:56. Astro Dark: 17:47 - 05:20

Total Clouds (% Sky Obscured)

41
23
20
18
20
43
73
93
96
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

27
9
6
3
9
14
30
45
43
41
35
28
29
25
19
23
26
39
63
83
91
95
98
98

Medium Clouds (% Sky Obscured)

41
23
20
18
20
43
73
93
96
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

22
8
9
9
20
43
73
86
89
90
100
100
100
100
100
100
100
100
100
100
93
84
75
82

ISS Passover

Visibility (miles)

7
5
3
5
7
9
9
9
9
9
9
9
6
3
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
0
0
0
1
1
0
3
4
6
26
34
41
54
61
63
65
68
67
68
75
85
80

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
5
4
3
2
2
3
3
3
4
4
5
5
6
6
6
6
6
6
6
6
6
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-16
-17
-17
-18
-19
-20
-16
-16
-15
-14
-14
-13
-10
-11
-12
-11
-11
-11
-12
-12
-12
-12
-12
-12

Dew Point (°C)

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

Relative Humidity (%)

88
88
90
88
86
83
79
75
69
71
69
70
77
83
92
92
92
90
92
90
90
90
90
90

Pressure (mb)

1030
1030
1030
1030
1030
1031
1030
1030
1029
1028
1026
1025
1024
1023
1022
1021
1021
1020
1019
1017
1016
1016
1015
1015

Ozone (du)

372
368
364
362
361
360
361
362
363
361
358
356
353
350
347
345
344
342
342
342
341
342
342
342

Wednesday 3

Waxing Gibbous 99%

14:33

05:35

Sun - Rise: 07:08, Set: 16:00, Transit: 11:34. Moon - Rise: 14:33, Set: 05:35. Civil Dark: 16:34 - 06:34. Nautical Dark: 17:11 - 05:57. Astro Dark: 17:47 - 05:21

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 Saint-Romain, Estrie, Canada (45.79,-71.09)

Generated: 27/11/25 02:02:24. Forecast: 27/11/25 to 03/12/25. Timezone: UTC-5.00