Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 13

Waning Crescent 24%

No Rise

12:00

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
02 Bad
03 Bad

Sun - Rise: 07:34, Set: 16:32, Transit: 12:03. Moon - Rise: No Rise, Set: 12:00. Civil Dark: 17:06 - 07:01. Nautical Dark: 17:44 - 06:23. Astro Dark: 18:20 - 05:47

Total Clouds (% Sky Obscured)

87
84
93
85
79
95
99
100
100
100
100
100
100
100
100
100
100
100
100
100
95
100
93
92

Low Clouds (% Sky Obscured)

87
84
93
84
79
94
99
90
100
100
99
100
89
93
96
91
93
94
96
89
91
91
90
89

Medium Clouds (% Sky Obscured)

17
0
0
0
0
0
0
45
100
100
100
100
97
100
100
100
100
100
100
100
91
91
31
43

High Clouds (% Sky Obscured)

0
0
0
0
1
6
15
100
100
100
100
100
100
99
100
100
100
100
100
0
22
100
4
1

ISS Passover

Visibility (miles)

3
3
0
2
3
4
1
6
2
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0

Fog (%)

0
0
0
2
6
100
59
0
1
0
0
0
0
89
91
98
27
15
7
8
39
74
1
1

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
13
9
9
10
20
15
21
22
27
25
39
85
95
95
95
95
95
95
95
95
74
55

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.6
0.6
0.7
1
1
0.8
0.8
1.1
0.9
0.5
0.3

Wind Speed/Direction (mph)

8
7
6
3
3
4
8
8
9
9
9
9
10
11
11
11
11
10
11
11
11
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-8
-9
-8
-9
-9
-7
-8
-7
-7
-7
-7
-7
-7
-8
-8
-8
-9
-8
-9
-8
-8
-8
-8
-7

Dew Point (°C)

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

Relative Humidity (%)

92
92
94
94
96
96
91
87
89
89
91
92
96
98
94
94
96
96
96
96
96
98
96
98

Pressure (mb)

1011
1011
1012
1011
1011
1011
1010
1009
1008
1007
1006
1005
1004
1003
1002
1001
1000
999
997
996
995
994
994
994

Ozone (du)

319
329
327
325
332
340
334
333
329
331
331
329
334
338
344
349
356
355
356
362
362
357
359
364

Wednesday 14

Waning Crescent 16%

04:32

12:33

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
02 Bad
03 Bad

Sun - Rise: 07:34, Set: 16:33, Transit: 12:04. Moon - Rise: 04:32, Set: 12:33. Civil Dark: 17:07 - 07:00. Nautical Dark: 17:45 - 06:23. Astro Dark: 18:21 - 05:47

Total Clouds (% Sky Obscured)

100
100
98
98
96
100
100
92
93
93
94
99
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

99
100
91
92
87
85
88
88
88
88
88
99
100
98
100
89
72
82
84
88
83
86
87
87

Medium Clouds (% Sky Obscured)

55
96
45
48
66
95
94
23
17
19
17
0
60
61
68
97
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
5
4
7
3
3
2
0
0
9
40
56
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
1
0
0
0
1
1
6
1
0
0
0
0
0
0

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
1
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

47
49
51
50
52
37
33
34
36
37
39
39
35
27
18
8
10
21
31
51
56
51
55
58

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-2
-2
-2
-2
-1
-1
-1
-1
-1
-1
-1
-1
-2
-2
-2
-2
-3
-3
-3
-3
-4
-5
-5
-6

Relative Humidity (%)

96
96
96
98
98
98
96
98
96
96
94
98
96
96
96
96
96
98
98
98
98
94
92
92

Pressure (mb)

994
994
994
995
995
996
996
996
996
996
996
997
997
998
998
999
999
998
998
998
998
997
997
997

Ozone (du)

372
377
378
383
388
390
389
387
389
389
390
395
402
400
401
408
405
404
403
402
404
405
409
413

Thursday 15

Waning Crescent 10%

05:34

13:15

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
02 OK
03 OK

Sun - Rise: 07:33, Set: 16:35, Transit: 12:04. Moon - Rise: 05:34, Set: 13:15. Civil Dark: 17:08 - 07:00. Nautical Dark: 17:46 - 06:22. Astro Dark: 18:22 - 05:46

Total Clouds (% Sky Obscured)

100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
100
89
42
37
18
12

Low Clouds (% Sky Obscured)

92
94
92
94
98
98
98
98
98
93
93
93
96
95
95
94
92
82
56
53
18
17
16
12

Medium Clouds (% Sky Obscured)

99
97
95
100
100
100
100
100
99
98
100
100
100
100
100
90
95
96
100
56
0
0
0
0

High Clouds (% Sky Obscured)

100
90
90
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
9
7
6
8
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None

Precipitation Probability (%)

66
70
83
94
95
95
95
84
74
68
67
74
78
73
64
51
41
21
3
1
0
0
0
0

Precipitation Amount (mm)

0.3
0.3
0.4
0.6
0.6
0.7
0.6
0.4
0.4
0.3
0.3
0.4
0.5
0.4
0.3
0.2
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-5
-4
-6
-9
-10
-11
-12
-12
-13
-13
-14
-15
-16
-16
-17
-18
-18
-18
-19
-20
-21
-22
-22
-23

Feels Like (°C)

-10
-10
-12
-15
-15
-18
-19
-18
-19
-20
-20
-21
-22
-23
-24
-24
-25
-26
-26
-27
-27
-28
-27
-27

Dew Point (°C)

-6
-6
-8
-10
-11
-13
-14
-14
-15
-15
-16
-17
-18
-19
-19
-20
-20
-21
-22
-23
-25
-26
-26
-26

Relative Humidity (%)

90
90
90
88
88
86
86
86
84
84
84
84
84
81
81
81
81
79
73
72
70
70
72
71

Pressure (mb)

996
995
996
996
995
995
995
995
995
994
994
995
996
997
998
999
999
1000
1001
1002
1003
1005
1006
1006

Ozone (du)

411
415
419
424
428
432
435
435
434
428
428
432
439
452
462
468
470
471
476
473
467
463
459
426

Friday 16

Waning Crescent 5%

06:29

14:08

04 OK
05 OK
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
02 Bad
03 Bad

Sun - Rise: 07:33, Set: 16:36, Transit: 12:04. Moon - Rise: 06:29, Set: 14:08. Civil Dark: 17:10 - 06:59. Nautical Dark: 17:47 - 06:22. Astro Dark: 18:23 - 05:46

Total Clouds (% Sky Obscured)

20
22
35
53
64
72
82
91
100
99
99
98
99
99
99
99
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

20
8
15
16
3
12
7
39
87
90
94
98
98
98
98
98
98
99
99
99
99
99
97
99

Medium Clouds (% Sky Obscured)

10
20
30
53
64
72
82
91
100
96
93
89
91
93
93
84
86
98
99
99
100
95
81
99

High Clouds (% Sky Obscured)

0
0
1
1
1
0
1
42
52
51
51
14
6
7
4
7
16
15
25
25
15
1
3
1

ISS Passover

Visibility (miles)

8
8
9
7
9
9
9
9
9
8
1
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
None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
0
0
0
0
0
1
2
10
30
40
41
52
57
61
70
77
77
68
62
60
60
66

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-23
-23
-23
-23
-23
-21
-19
-17
-15
-13
-13
-13
-13
-13
-13
-13
-13
-13
-12
-11
-11
-10
-10
-10

Feels Like (°C)

-27
-27
-26
-26
-27
-25
-23
-22
-21
-19
-18
-19
-19
-19
-19
-18
-18
-17
-16
-16
-15
-15
-14
-15

Dew Point (°C)

-26
-26
-26
-26
-26
-24
-23
-20
-18
-16
-15
-15
-15
-15
-15
-15
-15
-14
-13
-13
-12
-11
-11
-11

Relative Humidity (%)

72
73
74
74
74
71
72
74
79
81
86
88
86
88
86
88
88
90
92
90
92
92
92
92

Pressure (mb)

1007
1008
1008
1009
1009
1009
1008
1008
1007
1006
1005
1005
1005
1005
1005
1005
1005
1005
1004
1004
1003
1003
1003
1003

Ozone (du)

410
405
389
383
383
380
377
374
371
368
363
363
367
373
374
373
377
378
375
373
375
377
378
372

Saturday 17

Waning Crescent 1%

07:14

15:11

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
02 Bad
03 Bad

Sun - Rise: 07:32, Set: 16:38, Transit: 12:05. Moon - Rise: 07:14, Set: 15:11. Civil Dark: 17:11 - 06:58. Nautical Dark: 17:48 - 06:21. Astro Dark: 18:24 - 05:45

Total Clouds (% Sky Obscured)

100
100
100
100
99
99
99
99
100
99
98
98
98
99
99
99
100
100
100
100
99
97
96
95

Low Clouds (% Sky Obscured)

97
95
87
84
80
81
84
87
91
86
92
93
94
94
95
95
93
88
90
90
92
88
85
84

Medium Clouds (% Sky Obscured)

99
99
100
81
66
61
56
56
81
81
66
45
45
39
25
17
12
11
20
28
36
50
63
72

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
3
33
40
41
17
12
3
3
9
15
16
8
3
4
0
2
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

66
65
60
61
69
60
49
52
50
49
52
39
38
40
29
33
29
25
25
23
21
21
22
24

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
6
5
5
4
5
6
7
7
7
6
8
8
7
8
7
7
6
5
5
4
4
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-10
-10
-10
-11
-10
-9
-7
-6
-5
-6
-5
-6
-7
-7
-8
-8
-8
-10
-11
-11
-11
-11
-11
-13

Relative Humidity (%)

92
94
92
92
92
94
96
92
94
89
92
90
90
96
94
94
92
88
87
90
92
96
96
96

Pressure (mb)

1004
1004
1004
1005
1006
1006
1006
1006
1006
1006
1007
1007
1008
1009
1010
1010
1011
1011
1011
1011
1011
1011
1011
1010

Ozone (du)

368
367
372
379
383
387
385
385
385
391
397
401
403
407
408
408
408
407
406
408
409
410
410
410

Sunday 18

New Moon 0%

07:50

16:21

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
02 Bad
03 Bad

Sun - Rise: 07:31, Set: 16:39, Transit: 12:05. Moon - Rise: 07:50, Set: 16:21. Civil Dark: 17:12 - 06:58. Nautical Dark: 17:49 - 06:21. Astro Dark: 18:25 - 05:45

Total Clouds (% Sky Obscured)

94
96
99
98
97
96
93
91
88
90
92
94
65
35
50
70
90
100
100
100
100
97
95
92

Low Clouds (% Sky Obscured)

82
78
73
74
78
83
80
76
73
75
76
78
52
26
0
23
45
82
87
85
85
68
41
7

Medium Clouds (% Sky Obscured)

78
83
91
88
80
71
63
55
47
54
61
66
48
34
50
70
90
100
89
78
67
55
44
31

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

45
59
68
77
78
74
60
47
36
31
29
24
19
15
10
8
6
0
7
5
3
2
1
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

3
3
3
4
4
4
5
4
4
5
6
7
8
8
8
9
9
9
8
8
8
8
8
8

Chance of Frost

Temperature (°C)

-12
-13
-13
-13
-13
-13
-12
-11
-10
-10
-11
-12
-13
-14
-16
-17
-18
-18
-19
-20
-21
-22
-24
-25

Feels Like (°C)

-14
-16
-16
-17
-16
-16
-16
-14
-13
-12
-14
-14
-14
-14
-15
-15
-24
-24
-24
-24
-24
-24
-30
-30

Dew Point (°C)

-13
-14
-14
-14
-13
-14
-13
-12
-12
-12
-13
-14
-15
-17
-18
-20
-21
-22
-22
-23
-24
-25
-27
-29

Relative Humidity (%)

96
96
96
94
94
92
92
90
88
88
85
85
83
81
79
77
77
76
75
75
72
72
70
69

Pressure (mb)

1010
1010
1009
1009
1009
1008
1008
1008
1007
1006
1007
1007
1008
1008
1009
1010
1010
1010
1010
1010
1010
1010
1011
1011

Ozone (du)

409
413
416
420
434
448
463
463
463
463
466
468
471
473
476
478
484
490
496
496
495
494
496
497

Monday 19

Waxing Crescent 1%

08:18

17:34

04 Bad
05 Bad
06 Bad
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

Sun - Rise: 07:30, Set: 16:40, Transit: 12:05. Moon - Rise: 08:18, Set: 17:34. Civil Dark: 17:14 - 06:57. Nautical Dark: 17:51 - 06:20. Astro Dark: 18:27 - 05:44

Total Clouds (% Sky Obscured)

80
67
56
46
35
24
45
67
83
83
86
86
78
75
74
78
83
88
90
93
95

Low Clouds (% Sky Obscured)

0
0
0
0
1
6
19
41
60
63
65
63
55
51
49
55
60
65
58
55
50

Medium Clouds (% Sky Obscured)

37
46
56
46
24
2
12
24
37
25
12
0
1
1
2
5
8
17
41
63
90

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

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

Precipitation Type

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
2
2
1
2
4
1
7
10
11
20
25
28

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

-27
-27
-29
-30
-29
-27
-25
-24
-22
-20
-19
-18
-17
-19
-20
-22
-23
-22
-22
-22
-21

Feels Like (°C)

-30
-31
-32
-32
-35
-34
-33
-33
-32
-32
-25
-24
-23
-22
-21
-20
-28
-28
-28
-29
-29

Dew Point (°C)

-30
-31
-33
-34
-33
-31
-29
-28
-26
-24
-23
-21
-20
-22
-23
-25
-25
-25
-24
-24
-23

Relative Humidity (%)

68
66
67
67
66
66
66
66
68
68
72
75
78
77
74
75
76
77
78
79
80

Pressure (mb)

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

Ozone (du)

498
499
499
499
497
496
494
487
481
474
471
469
467
462
458
454
445
436
428
429
430

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

Generated: 13/01/26 04:01:19. Forecast: 13/01/26 to 19/01/26. Timezone: UTC-5.00