Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 23

Waxing Crescent 25%

09:34

22:28

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
02 Bad
03 Bad
04 OK
05 Bad
06 OK

Sun - Rise: 07:27, Set: 16:46, Transit: 12:06. Moon - Rise: 09:34, Set: 22:28. Civil Dark: 17:19 - 06:53. Nautical Dark: 17:56 - 06:16. Astro Dark: 18:31 - 05:41

Total Clouds (% Sky Obscured)

81
100
100
100
97
100
100
100
100
91
71
45
82
85
83
79
60
51
29
18
23
15
20
16

Low Clouds (% Sky Obscured)

81
98
39
100
95
100
100
100
100
91
71
45
82
85
83
79
60
51
29
18
23
15
20
16

Medium Clouds (% Sky Obscured)

75
52
44
38
4
3
2
0
0
1
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)

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

Fog (%)

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

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
7
8
15
6
22
6
12
0
1
1
1
4
2
2
2
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
0
0
0
0
0

Wind Speed/Direction (mph)

8
7
6
9
10
11
11
11
11
11
11
12
13
14
14
15
15
14
14
14
14
13
12
11

Chance of Frost

Temperature (°C)

-18
-19
-19
-18
-17
-17
-18
-18
-19
-20
-21
-22
-23
-24
-25
-26
-27
-27
-28
-28
-28
-29
-29
-29

Feels Like (°C)

-22
-24
-24
-23
-23
-23
-24
-24
-25
-26
-28
-28
-30
-31
-32
-33
-34
-35
-35
-35
-35
-35
-35
-35

Dew Point (°C)

-20
-22
-21
-21
-21
-22
-23
-23
-23
-24
-26
-27
-28
-28
-29
-30
-31
-31
-32
-32
-32
-32
-33
-33

Relative Humidity (%)

79
79
78
74
72
66
62
66
72
68
66
65
66
65
64
66
65
65
66
65
66
66
66
66

Pressure (mb)

1015
1016
1016
1016
1017
1017
1017
1017
1018
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1032
1033

Ozone (du)

410
416
432
440
450
461
460
459
450
455
464
468
465
460
457
455
453
450
443
436
434
431
421
407

Saturday 24

Waxing Crescent 36%

09:52

23:44

07 OK
08 OK
09 OK
10 OK
11 Bad
12 OK
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

Sun - Rise: 07:26, Set: 16:47, Transit: 12:07. Moon - Rise: 09:52, Set: 23:44. Civil Dark: 17:20 - 06:52. Nautical Dark: 17:57 - 06:15. Astro Dark: 18:33 - 05:40

Total Clouds (% Sky Obscured)

9
5
5
13
22
15
72
76
73
67
39
32
33
42
39
22
24
55
60
60
61
47
40
39

Low Clouds (% Sky Obscured)

9
5
5
13
22
15
72
76
71
65
39
32
33
33
29
19
24
40
35
40
30
30
28
27

Medium Clouds (% Sky Obscured)

0
1
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
3

ISS Passover

Visibility (miles)

8
8
8
6
7
9
9
8
6
3
3
2
3
3
3
4
4
2
2
3
3
3
3
3

Fog (%)

1
1
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
1
0
1
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)

10
9
9
11
11
11
11
11
10
9
8
8
8
7
6
6
5
5
4
4
4
4
4
3

Chance of Frost

Temperature (°C)

-29
-29
-29
-28
-27
-26
-25
-25
-24
-25
-25
-26
-27
-27
-27
-28
-28
-28
-28
-29
-29
-30
-30
-31

Feels Like (°C)

-34
-34
-34
-33
-32
-32
-31
-31
-30
-30
-31
-32
-32
-32
-33
-33
-32
-32
-32
-33
-34
-34
-34
-34

Dew Point (°C)

-33
-33
-32
-32
-31
-30
-30
-29
-28
-28
-29
-30
-30
-30
-30
-31
-31
-31
-31
-32
-33
-33
-33
-34

Relative Humidity (%)

66
65
67
65
64
63
63
64
66
69
70
69
70
71
73
72
73
72
73
72
71
71
70
69

Pressure (mb)

1034
1035
1036
1036
1037
1036
1036
1036
1036
1036
1037
1037
1038
1038
1038
1038
1039
1039
1039
1040
1040
1040
1040
1040

Ozone (du)

403
395
382
382
378
361
350
337
341
344
342
335
329
331
342
345
342
342
342
342
340
339
340
343

Sunday 25

First Quarter 47%

10:11

01:04

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:25, Set: 16:49, Transit: 12:07. Moon - Rise: 10:11, Set: 01:04. Civil Dark: 17:22 - 06:51. Nautical Dark: 17:58 - 06:14. Astro Dark: 18:34 - 05:39

Total Clouds (% Sky Obscured)

86
82
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

21
18
1
1
1
1
1
1
3
7
8
24
58
85
94
97
94
91
92
95
96
96
96
96

Medium Clouds (% Sky Obscured)

60
62
40
37
61
91
79
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

11
15
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

3
4
9
9
9
9
9
9
9
9
7
4
3
6
9
9
4
2
1
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
2
19
47
60
54
53
64
67
66
63
57

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.2
0.2
0.3
0.3
0.3
0.3
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-31
-30
-28
-26
-24
-21
-20
-20
-20
-20
-21
-21
-21
-21
-21
-21
-21
-21
-20
-20
-20
-20
-20
-20

Feels Like (°C)

-34
-33
-31
-30
-28
-25
-24
-23
-24
-24
-25
-25
-25
-25
-25
-25
-25
-24
-24
-24
-25
-24
-24
-24

Dew Point (°C)

-34
-33
-31
-29
-28
-26
-25
-24
-25
-24
-24
-23
-24
-24
-23
-24
-24
-23
-23
-23
-23
-22
-22
-22

Relative Humidity (%)

69
70
72
69
65
64
64
66
66
71
77
80
79
79
78
77
76
77
76
79
80
82
81
81

Pressure (mb)

1040
1040
1039
1038
1037
1036
1035
1034
1033
1032
1031
1031
1031
1029
1028
1027
1026
1025
1023
1022
1021
1019
1018
1017

Ozone (du)

343
338
335
333
332
329
326
324
326
328
325
319
314
311
311
307
303
303
301
303
302
306
310
311

Monday 26

Waxing Gibbous 59%

10:36

02:26

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:24, Set: 16:50, Transit: 12:07. Moon - Rise: 10:36, Set: 02:26. Civil Dark: 17:23 - 06:50. Nautical Dark: 18:00 - 06:14. Astro Dark: 18:35 - 05:38

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
94
83
98
99
98
97
94
89
86

Low Clouds (% Sky Obscured)

96
97
98
97
97
98
98
98
99
98
97
81
98
98
97
81
71
96
99
98
97
94
89
86

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
86
72
52
64
40
68
66
59
26
22
12
0

High Clouds (% Sky Obscured)

73
47
25
40
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
0
0
0
0
0
0
0
0
0
1
0
0
2
3
2
3
3
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

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

Precipitation Probability (%)

62
66
63
61
62
57
51
51
49
43
38
38
38
36
28
23
21
18
15
12
9
6
4
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-20
-19
-18
-18
-17
-17
-15
-15
-15
-15
-16
-17
-18
-18
-18
-18
-20
-21
-22
-23
-23
-24
-24
-24

Feels Like (°C)

-24
-24
-23
-23
-22
-21
-20
-20
-20
-19
-20
-21
-21
-22
-22
-23
-24
-25
-26
-27
-28
-28
-28
-28

Dew Point (°C)

-22
-22
-21
-20
-20
-19
-18
-18
-18
-17
-18
-19
-20
-20
-20
-20
-22
-24
-25
-26
-26
-27
-27
-27

Relative Humidity (%)

82
81
81
80
81
81
79
78
79
82
86
85
85
84
83
82
80
77
76
76
76
75
75
74

Pressure (mb)

1016
1016
1015
1014
1013
1011
1010
1009
1009
1009
1009
1010
1010
1010
1010
1011
1011
1012
1012
1013
1013
1014
1014
1014

Ozone (du)

311
311
313
314
319
328
344
360
372
387
394
396
400
395
402
399
402
401
407
420
428
430
430
422

Tuesday 27

Waxing Gibbous 70%

11:07

03:48

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:23, Set: 16:52, Transit: 12:07. Moon - Rise: 11:07, Set: 03:48. Civil Dark: 17:24 - 06:49. Nautical Dark: 18:01 - 06:13. Astro Dark: 18:36 - 05:37

Total Clouds (% Sky Obscured)

83
83
87
91
97
100
100
100
100
100
100
100
100
100
100
100
99
99
97
95
93
91
89
86

Low Clouds (% Sky Obscured)

74
55
31
39
72
87
90
93
96
96
95
95
96
95
93
90
85
81
75
67
66
64
61
56

Medium Clouds (% Sky Obscured)

13
28
72
83
92
99
100
100
100
99
98
97
92
87
83
83
80
76
65
53
43
40
39
39

High Clouds (% Sky Obscured)

0
2
6
25
60
60
60
16
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

3
3
9
9
9
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
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 (%)

1
2
0
1
18
25
30
27
26
30
26
30
37
31
22
20
18
15
14
12
4
7
8
9

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

Chance of Frost

Temperature (°C)

-25
-24
-19
-18
-17
-16
-15
-15
-16
-17
-17
-18
-18
-19
-19
-20
-20
-21
-21
-21
-22
-23
-24
-24

Feels Like (°C)

-29
-28
-23
-22
-21
-21
-20
-20
-21
-21
-21
-22
-22
-22
-22
-23
-23
-24
-24
-24
-24
-24
-24
-25

Dew Point (°C)

-28
-27
-22
-21
-20
-18
-17
-17
-18
-19
-19
-19
-20
-21
-21
-22
-22
-23
-23
-24
-25
-26
-26
-27

Relative Humidity (%)

74
74
79
78
77
81
82
82
82
84
86
86
84
85
84
84
82
81
81
81
79
77
76
76

Pressure (mb)

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

Ozone (du)

418
412
400
401
398
392
391
398
405
407
408
407
405
406
407
408
415
421
428
440
452
464
463
462

Wednesday 28

Waxing Gibbous 81%

11:50

05:02

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

Sun - Rise: 07:21, Set: 16:53, Transit: 12:07. Moon - Rise: 11:50, Set: 05:02. Civil Dark: 17:26 - 06:48. Nautical Dark: 18:02 - 06:12. Astro Dark: 18:38 - 05:36

Total Clouds (% Sky Obscured)

65
42
18
29
40
51
63
75
86
91
96
100
97
94
89
83
77
72
74
76
78
84
90
96

Low Clouds (% Sky Obscured)

40
29
18
12
6
0
0
0
0
19
38
57
62
67
79
80
77
72
74
76
78
84
84
77

Medium Clouds (% Sky Obscured)

28
18
0
16
32
49
60
71
78
77
76
40
10
0
0
0
0
0
0
0
5
31
55
70

High Clouds (% Sky Obscured)

0
0
0
0
0
0
4
4
3
7
11
15
11
8
2
3
3
1
2
2
3
18
29
39

ISS Passover

Visibility (miles)

2
4
5
7
6
6
6
6
6
6
5
4
3
2
2
1
3
4
5
4
3
3
5
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

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 (%)

8
6
0
3
4
4
11
13
13
13
11
10
12
13
14
19
22
25
23
21
20
19
19
17

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

Chance of Frost

Temperature (°C)

-25
-23
-22
-20
-18
-17
-15
-16
-15
-16
-17
-19
-20
-21
-22
-22
-22
-23
-24
-24
-25
-26
-25
-24

Feels Like (°C)

-25
-29
-30
-31
-29
-28
-27
-20
-19
-20
-19
-18
-17
-26
-26
-25
-25
-24
-24
-28
-28
-28
-29
-29

Dew Point (°C)

-27
-26
-24
-22
-20
-20
-19
-19
-18
-18
-20
-21
-22
-23
-24
-24
-25
-25
-27
-27
-28
-29
-28
-27

Relative Humidity (%)

76
78
79
81
79
75
74
76
77
79
79
82
81
80
81
81
79
78
76
75
75
74
74
74

Pressure (mb)

1016
1016
1016
1016
1015
1015
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014

Ozone (du)

461
463
465
467
465
462
460
453
446
438
437
435
433
433
433
433
437
442
446
452
457
462
467
471

Thursday 29

Waxing Gibbous 89%

12:48

06:04

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: 16:55, Transit: 12:08. Moon - Rise: 12:48, Set: 06:04. Civil Dark: 17:27 - 06:47. Nautical Dark: 18:04 - 06:11. Astro Dark: 18:39 - 05:35

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

78
80
79
82
88
94
93
91
88
88
89
90
88
85
83
82
84
84

Medium Clouds (% Sky Obscured)

78
86
95
85
71
57
47
41
32
28
24
20
24
29
42
70
82
92

High Clouds (% Sky Obscured)

45
51
57
55
53
44
46
49
57
42
25
5
0
0
4
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

15
11
3
13
16
17
17
18
18
17
17
17
16
14
10
10
9
8

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-29
-27
-27
-27
-26
-26
-26
-22
-22
-22
-22
-22
-21
-21
-21
-21
-21
-21

Dew Point (°C)

-26
-25
-23
-22
-21
-20
-19
-19
-18
-18
-18
-18
-18
-18
-18
-18
-18
-18

Relative Humidity (%)

75
75
74
77
78
78
79
81
81
81
81
81
81
82
81
81
81
81

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1016
1016
1017
1017
1018
1018
1019

Ozone (du)

476
476
476
477
475
474
473
470
468
466
464
462
461
462
463
464
464
463

Forecast for Lac-Saint-Louis, Lanaudière, Canada (46.53,-73.70)

Generated: 23/01/26 07:07:03. Forecast: 23/01/26 to 29/01/26. Timezone: UTC-5.00