Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 1

Full Moon 100%

16:31

07:17

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

Sun - Rise: 07:08, Set: 16:47, Transit: 11:58. Moon - Rise: 16:31, Set: 07:17. Civil Dark: 17:20 - 06:36. Nautical Dark: 17:56 - 05:59. Astro Dark: 18:32 - 05:23

Total Clouds (% Sky Obscured)

29
30
25
3
2
2
2
2
0
0
0
0
0
3
3
2
3
1
1
2
2
3
3
1

Low Clouds (% Sky Obscured)

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

Medium 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

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
8
8
8
8
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
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)

4
4
4
6
5
4
5
6
5
4
5
3
1
3
4
5
6
6
5
6
6
6
7
7

Chance of Frost

Temperature (°C)

-25
-24
-23
-21
-21
-22
-22
-20
-17
-14
-11
-9
-8
-7
-7
-8
-10
-12
-14
-14
-15
-16
-16
-16

Feels Like (°C)

-27
-27
-26
-24
-24
-25
-25
-24
-19
-15
-13
-10
-9
-8
-9
-9
-13
-15
-17
-17
-18
-18
-19
-19

Dew Point (°C)

-28
-27
-27
-25
-25
-26
-26
-24
-21
-18
-16
-14
-13
-12
-11
-10
-12
-15
-17
-18
-18
-19
-19
-19

Relative Humidity (%)

73
73
72
71
71
72
70
71
71
68
66
64
67
70
73
85
85
79
76
73
75
77
75
74

Pressure (mb)

1022
1021
1021
1020
1019
1020
1020
1019
1018
1016
1015
1014
1013
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

447
450
450
452
455
460
459
457
456
453
451
451
448
445
444
441
441
441
439
438
439
440
441
442

Monday 2

Waning Gibbous 98%

17:53

07:42

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

Sun - Rise: 07:07, Set: 16:49, Transit: 11:58. Moon - Rise: 17:53, Set: 07:42. Civil Dark: 17:21 - 06:35. Nautical Dark: 17:58 - 05:58. Astro Dark: 18:33 - 05:22

Total Clouds (% Sky Obscured)

1
2
1
2
2
2
4
4
0
0
0
0
0
1
0
6
5
6
5
4
4
4
0
0

Low Clouds (% Sky Obscured)

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

Medium 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

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
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
2
7
12
14
10
5
1
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
0
0
0
0
0
1
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
6
6
6
6
6
6
6
6
6
6
6
6
7
7
6
6
5
5
4
5
5
5
5

Chance of Frost

Temperature (°C)

-16
-15
-15
-16
-16
-16
-16
-15
-13
-11
-8
-7
-6
-6
-6
-7
-10
-12
-13
-15
-15
-16
-17
-18

Feels Like (°C)

-19
-18
-18
-19
-19
-19
-19
-18
-16
-13
-11
-9
-8
-8
-8
-8
-12
-15
-16
-17
-18
-19
-20
-21

Dew Point (°C)

-19
-18
-18
-19
-19
-19
-19
-19
-17
-15
-13
-12
-11
-10
-9
-9
-12
-15
-16
-17
-19
-20
-21
-22

Relative Humidity (%)

74
75
76
76
76
76
75
74
73
69
68
68
69
70
77
84
85
83
83
79
76
72
71
70

Pressure (mb)

1012
1013
1013
1013
1013
1014
1014
1014
1014
1013
1012
1012
1011
1011
1012
1013
1014
1016
1016
1017
1018
1018
1018
1018

Ozone (du)

443
443
442
444
442
439
435
430
425
424
424
423
419
418
421
428
434
436
439
442
441
443
447
446

Tuesday 3

Waning Gibbous 98%

19:10

08:01

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

Sun - Rise: 07:06, Set: 16:50, Transit: 11:58. Moon - Rise: 19:10, Set: 08:01. Civil Dark: 17:23 - 06:33. Nautical Dark: 17:59 - 05:57. Astro Dark: 18:35 - 05:21

Total Clouds (% Sky Obscured)

0
3
3
3
3
4
7
5
5
13
34
8
13
90
84
59
84
85
84
87
91
91
81
80

Low Clouds (% Sky Obscured)

0
2
2
2
2
2
2
0
0
0
0
1
4
38
58
46
60
55
50
30
50
55
50
45

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
6
20
39
58
47
49
45

High Clouds (% Sky Obscured)

0
0
0
0
0
0
2
2
4
10
31
5
6
90
44
4
7
4
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

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
0
0
0
0
0
1
0
5
14
11
3
1

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)

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

Chance of Frost

Temperature (°C)

-18
-19
-20
-20
-20
-21
-21
-19
-15
-12
-9
-7
-6
-6
-7
-8
-12
-14
-15
-16
-15
-14
-14
-15

Feels Like (°C)

-21
-22
-22
-23
-23
-23
-24
-22
-17
-13
-10
-9
-8
-8
-10
-12
-15
-18
-19
-20
-19
-18
-18
-18

Dew Point (°C)

-22
-23
-24
-24
-24
-25
-25
-23
-19
-16
-13
-11
-10
-9
-9
-9
-14
-16
-17
-18
-17
-16
-16
-16

Relative Humidity (%)

70
70
71
69
68
67
67
71
69
69
69
71
74
80
85
92
90
86
84
84
86
88
88
88

Pressure (mb)

1019
1020
1020
1020
1020
1020
1021
1021
1019
1019
1018
1017
1016
1016
1016
1017
1018
1019
1020
1020
1020
1019
1019
1019

Ozone (du)

437
439
444
431
415
417
426
425
405
402
402
396
389
385
390
386
385
392
391
391
390
391
395
399

Wednesday 4

Waning Gibbous 93%

20:24

08:18

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: 07:04, Set: 16:52, Transit: 11:58. Moon - Rise: 20:24, Set: 08:18. Civil Dark: 17:24 - 06:32. Nautical Dark: 18:00 - 05:56. Astro Dark: 18:36 - 05:20

Total Clouds (% Sky Obscured)

61
52
45
51
52
58
71
85
97
97
96
96
95
93
92
82
84
86
83
82
84
88
91
96

Low Clouds (% Sky Obscured)

35
40
45
47
50
55
62
74
88
87
86
86
84
88
89
80
81
84
80
81
82
86
89
90

Medium Clouds (% Sky Obscured)

26
15
30
41
43
44
57
73
88
91
87
78
51
16
5
2
1
0
0
0
0
6
16
26

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
2
10

ISS Passover

Visibility (miles)

1
1
0
0
0
0
0
0
0
1
2
2
2
1
1
2
1
1
2
2
3
3
1
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
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

5
7
18
22
30
38
35
28
22
14
21
20
20
11
17
8
8
6
7
10
13
14
12
9

Precipitation Amount (mm)

0
0
0
0
0
0.1
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
3
3
3
3
4
4
4
4
5
5
5
5
3
3
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

-15
-16
-17
-16
-16
-15
-14
-13
-12
-12
-11
-10
-9
-9
-10
-11
-15
-17
-18
-18
-19
-19
-19
-18

Feels Like (°C)

-19
-20
-21
-20
-19
-19
-18
-16
-16
-15
-15
-14
-14
-14
-14
-14
-19
-20
-22
-23
-23
-23
-24
-23

Dew Point (°C)

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

Relative Humidity (%)

88
87
88
87
88
88
90
92
88
85
81
81
82
81
83
88
86
84
83
81
81
81
81
81

Pressure (mb)

1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1017
1016
1016
1016
1015
1015
1016
1017
1017
1017
1017
1017
1016
1016

Ozone (du)

402
403
404
405
404
406
407
408
408
409
410
413
414
413
411
416
421
421
419
414
413
413
409
408

Thursday 5

Waning Gibbous 87%

21:35

08:33

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: 07:03, Set: 16:53, Transit: 11:58. Moon - Rise: 21:35, Set: 08:33. Civil Dark: 17:25 - 06:31. Nautical Dark: 18:02 - 05:54. Astro Dark: 18:38 - 05:19

Total Clouds (% Sky Obscured)

97
99
100
100
100
100
97
100
100
99
97
98
96
98
99
95
91
87
90
93
96
98
98
98

Low Clouds (% Sky Obscured)

89
88
82
75
91
93
82
84
96
96
96
96
96
98
99
95
87
83
82
80
78
79
79
80

Medium Clouds (% Sky Obscured)

26
65
100
100
100
100
90
98
100
24
13
0
17
33
48
35
21
9
13
32
46
64
77
86

High Clouds (% Sky Obscured)

12
13
22
32
20
2
15
0
0
0
0
0
26
52
74
48
24
8
5
3
2
8
15
22

ISS Passover

Visibility (miles)

2
1
1
3
3
0
0
1
1
1
1
1
1
1
1
1
1
1
2
2
2
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 (%)

10
12
7
14
21
25
20
22
27
20
23
22
22
23
25
23
20
13
12
10
2
4
6
7

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)

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

Chance of Frost

Temperature (°C)

-18
-18
-18
-17
-17
-16
-16
-16
-15
-14
-13
-13
-13
-14
-14
-15
-17
-20
-23
-24
-25
-26
-26
-26

Feels Like (°C)

-23
-23
-23
-21
-21
-20
-20
-20
-18
-18
-19
-18
-19
-19
-19
-19
-19
-19
-19
-28
-28
-28
-29
-29

Dew Point (°C)

-21
-21
-21
-18
-19
-18
-18
-18
-17
-17
-16
-16
-17
-17
-17
-17
-20
-22
-25
-26
-27
-29
-29
-28

Relative Humidity (%)

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

Pressure (mb)

1015
1015
1015
1014
1014
1013
1013
1013
1013
1012
1012
1011
1011
1011
1011
1011
1011
1012
1013
1013
1012
1012
1012
1011

Ozone (du)

407
411
418
422
422
415
405
401
405
415
414
421
423
423
423
423
420
416
412
410
409
407
410
413

Friday 6

Waning Gibbous 79%

22:45

08:48

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: 07:01, Set: 16:55, Transit: 11:58. Moon - Rise: 22:45, Set: 08:48. Civil Dark: 17:27 - 06:29. Nautical Dark: 18:03 - 05:53. Astro Dark: 18:39 - 05:17

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

83
86
88
83
82
83
84
86
87
89
91
94
94
94
92
92
92
94
87
79
74
76
80
81

Medium Clouds (% Sky Obscured)

90
94
99
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
95
90
84
88
93
100

High Clouds (% Sky Obscured)

15
7
0
4
8
10
2
1
0
2
2
3
2
2
1
1
1
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

3
2
1
11
17
22
27
31
36
41
45
47
50
53
54
53
52
49
47
44
41
40
34
26

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

3
2
2
2
2
2
2
2
2
3
4
5
6
6
6
6
5
4
4
6
8
10
10
11

Chance of Frost

Temperature (°C)

-25
-24
-23
-21
-21
-21
-20
-18
-17
-15
-14
-13
-12
-12
-12
-12
-13
-13
-14
-15
-15
-15
-16
-17

Feels Like (°C)

-29
-29
-29
-28
-28
-27
-27
-23
-23
-23
-22
-21
-21
-16
-16
-16
-15
-15
-15
-19
-19
-19
-19
-19

Dew Point (°C)

-28
-27
-25
-24
-23
-23
-22
-21
-19
-17
-17
-16
-15
-15
-14
-14
-14
-15
-16
-16
-17
-17
-18
-19

Relative Humidity (%)

75
76
77
78
79
79
81
81
83
83
82
83
83
83
85
88
88
88
88
88
88
88
86
84

Pressure (mb)

1011
1010
1009
1008
1007
1006
1005
1004
1003
1002
1001
1000
998
998
997
997
997
997
997
997
997
997
998
999

Ozone (du)

416
419
422
425
423
421
420
424
429
434
428
423
417
420
423
426
428
429
430
432
434
437
442
448

Saturday 7

Waning Gibbous 70%

23:55

09:05

Sun - Rise: 07:00, Set: 16:56, Transit: 11:58. Moon - Rise: 23:55, Set: 09:05. Civil Dark: 17:28 - 06:28. Nautical Dark: 18:05 - 05:52. Astro Dark: 18:40 - 05:16

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

Generated: 01/02/26 01:03:00. Forecast: 01/02/26 to 07/02/26. Timezone: UTC-5.00