Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 29

Waxing Gibbous 84%

12:39

03:18

22 Bad
23 Bad
00 Bad
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

Sun - Rise: 07:36, Set: 16:21, Transit: 11:59. Moon - Rise: 12:39, Set: 03:18. Civil Dark: 16:55 - 07:02. Nautical Dark: 17:33 - 06:24. Astro Dark: 18:09 - 05:48

Total Clouds (% Sky Obscured)

96
96
95
97
94
95
94
86
87
87
91
96
96
97
97
97
98
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

57
86
77
72
72
75
74
73
76
76
62
80
82
85
87
83
86
87
81
82
54
56
56
56

Medium Clouds (% Sky Obscured)

59
32
54
64
83
83
83
55
56
58
80
81
79
78
85
85
79
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

26
4
0
2
0
0
0
0
3
2
6
1
27
3
0
0
0
4
35
54
56
77
71
75

ISS Passover

Visibility (miles)

9
9
2
0
1
2
3
2
6
9
9
9
9
7
4
9
5
9
3
0
0
1
4
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
Snow
None
None
None
None
None

Precipitation Probability (%)

13
13
21
26
21
21
25
15
10
7
7
7
10
20
12
12
15
15
36
34
29
24
27
23

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0
0
0
0
0

Wind Speed/Direction (mph)

13
14
13
13
16
17
18
19
18
17
17
17
17
18
17
17
17
17
16
15
16
16
16
15

Chance of Frost

Temperature (°C)

-4
-7
-10
-11
-11
-11
-12
-13
-14
-14
-15
-15
-14
-14
-14
-14
-14
-14
-15
-15
-15
-15
-16
-16

Feels Like (°C)

-10
-14
-16
-18
-17
-18
-20
-21
-21
-22
-22
-22
-22
-21
-21
-22
-21
-22
-22
-22
-22
-23
-23
-23

Dew Point (°C)

-6
-10
-12
-14
-14
-14
-15
-16
-17
-19
-19
-19
-19
-18
-18
-18
-18
-19
-18
-17
-18
-19
-19
-19

Relative Humidity (%)

82
80
81
81
78
78
75
74
74
69
68
69
68
71
71
70
70
69
72
80
77
75
73
73

Pressure (mb)

985
986
986
987
988
989
990
990
991
992
993
994
994
994
994
995
995
995
996
997
997
998
998
998

Ozone (du)

402
397
384
375
367
373
377
377
375
378
388
402
408
405
410
430
434
435
443
446
445
438
442
445

Tuesday 30

Waxing Gibbous 92%

13:17

04:42

22 Bad
23 Bad
00 Bad
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

Sun - Rise: 07:36, Set: 16:22, Transit: 11:59. Moon - Rise: 13:17, Set: 04:42. Civil Dark: 16:56 - 07:02. Nautical Dark: 17:34 - 06:24. Astro Dark: 18:10 - 05:48

Total Clouds (% Sky Obscured)

100
100
100
96
100
100
100
89
100
100
100
91
47
61
82
66
51
71
88
86
92
85
90
91

Low Clouds (% Sky Obscured)

58
57
55
54
61
53
50
39
20
17
5
9
33
47
71
44
37
19
10
32
34
41
67
55

Medium Clouds (% Sky Obscured)

100
87
100
93
100
100
72
62
67
100
100
73
4
25
46
54
49
62
87
76
85
73
63
81

High Clouds (% Sky Obscured)

81
99
21
47
86
25
100
48
88
98
100
76
14
3
6
5
12
9
66
86
81
26
2
0

ISS Passover

Visibility (miles)

2
1
1
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
9
6

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 (%)

23
29
20
15
12
14
11
7
2
1
0
0
0
0
0
0
0
0
0
1
4
5
5
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)

15
15
14
14
13
13
12
12
12
11
11
11
13
13
13
12
12
10
8
5
4
3
3
2

Chance of Frost

Temperature (°C)

-16
-16
-16
-16
-16
-16
-16
-16
-16
-17
-17
-16
-15
-14
-13
-12
-12
-12
-12
-13
-14
-14
-14
-14

Feels Like (°C)

-23
-23
-23
-22
-22
-22
-22
-22
-22
-23
-23
-22
-21
-20
-19
-18
-17
-17
-17
-17
-17
-18
-18
-18

Dew Point (°C)

-19
-19
-19
-19
-19
-19
-20
-19
-20
-20
-19
-19
-18
-17
-17
-16
-15
-15
-15
-15
-16
-16
-15
-16

Relative Humidity (%)

75
75
76
75
73
72
72
73
74
75
78
78
79
74
73
72
75
78
79
83
84
84
86
88

Pressure (mb)

998
998
999
999
999
999
1000
1000
1000
1001
1001
1002
1002
1002
1001
1001
1001
1001
1002
1002
1002
1002
1002
1002

Ozone (du)

441
437
430
426
426
423
413
411
413
415
420
427
423
422
415
412
418
420
419
419
425
432
440
445

Wednesday 31

Waxing Gibbous 89%

14:09

06:04

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

Sun - Rise: 07:36, Set: 16:23, Transit: 11:59. Moon - Rise: 14:09, Set: 06:04. Civil Dark: 16:57 - 07:02. Nautical Dark: 17:34 - 06:24. Astro Dark: 18:10 - 05:48

Total Clouds (% Sky Obscured)

99
100
100
100
99
89
87
3
2
4
18
11
11
51
58
78
68
74
26
5
4
19
35
55

Low Clouds (% Sky Obscured)

66
74
79
73
21
5
1
1
1
1
2
6
3
21
32
65
65
53
5
1
1
1
1
1

Medium Clouds (% Sky Obscured)

95
100
100
100
98
89
87
1
0
1
14
5
8
35
21
19
27
32
3
2
0
19
35
55

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
3
5
1
13
21
2
1
14
1
2
2
2
1

ISS Passover

Visibility (miles)

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

14
15
16
16
11
5
2
0
0
0
0
0
0
0
0
0
3
1
0
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)

2
4
4
4
5
5
5
6
6
5
6
6
9
10
11
11
11
10
9
8
6
5
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-19
-19
-20
-19
-20
-20
-21
-21
-21
-21
-22
-21
-21
-20
-21
-21
-20
-20
-21
-21
-21
-22
-22
-22

Dew Point (°C)

-17
-17
-17
-17
-18
-18
-19
-20
-21
-22
-23
-22
-21
-21
-20
-19
-19
-18
-18
-19
-20
-21
-22
-23

Relative Humidity (%)

84
84
83
84
79
79
79
77
75
73
73
70
65
64
66
67
69
74
77
80
79
80
79
76

Pressure (mb)

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

Ozone (du)

448
446
445
445
422
423
413
399
404
394
375
362
356
352
348
339
335
333
331
330
331
331
328
329

Thursday 1

Waxing Gibbous 98%

15:15

07:16

22 Bad
23 Bad
00 OK
01 OK
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

Sun - Rise: 07:36, Set: 16:24, Transit: 12:00. Moon - Rise: 15:15, Set: 07:16. Civil Dark: 16:58 - 07:02. Nautical Dark: 17:35 - 06:25. Astro Dark: 18:11 - 05:49

Total Clouds (% Sky Obscured)

41
34
22
25
43
69
74
79
82
79
70
73
88
92
97
95
93
91
91
89
89
90
93
94

Low Clouds (% Sky Obscured)

4
11
14
25
43
67
56
44
35
47
23
33
77
84
95
95
93
91
91
89
89
81
63
45

Medium Clouds (% Sky Obscured)

34
17
0
0
0
0
14
31
66
46
38
37
40
51
49
43
41
78
69
58
46
36
69
93

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

0
0
0
0
1
1
3
5
4
4
6
5
11
17
27
23
30
28
41
33
31
23
13
10

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-19
-18
-18
-19
-20
-21
-20
-19
-19
-20
-19
-17
-15
-13
-12
-11
-10
-10
-10
-11
-11
-11
-11
-13

Feels Like (°C)

-22
-22
-22
-23
-22
-23
-24
-23
-23
-24
-23
-19
-18
-18
-17
-16
-15
-14
-14
-14
-16
-15
-15
-17

Dew Point (°C)

-22
-22
-22
-23
-23
-24
-23
-22
-22
-22
-22
-19
-17
-16
-15
-13
-12
-12
-11
-12
-12
-12
-12
-14

Relative Humidity (%)

71
69
71
75
72
73
76
80
82
81
81
81
78
76
81
83
83
85
90
90
90
90
90
88

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1009
1009
1008
1008
1008
1008
1007
1007
1006
1005
1005
1005
1005
1005
1005
1006
1006

Ozone (du)

328
341
346
350
351
358
356
350
351
351
356
359
361
363
376
385
383
385
385
377
390
402
403
394

Friday 2

Waxing Gibbous 100%

16:34

08:13

22 Bad
23 Bad
00 Bad
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 OK
20 OK
21 OK

Sun - Rise: 07:36, Set: 16:25, Transit: 12:00. Moon - Rise: 16:34, Set: 08:13. Civil Dark: 16:59 - 07:02. Nautical Dark: 17:36 - 06:25. Astro Dark: 18:12 - 05:49

Total Clouds (% Sky Obscured)

96
94
87
78
62
55
39
78
80
85
85
90
88
94
96
98
97
95
79
62
41
21
6
2

Low Clouds (% Sky Obscured)

30
21
7
20
38
54
36
36
15
20
30
45
55
66
79
69
67
66
44
22
0
0
0
0

Medium Clouds (% Sky Obscured)

77
83
82
78
62
53
31
66
70
70
70
19
4
0
0
0
0
0
1
1
2
1
0
0

High Clouds (% Sky Obscured)

0
2
2
4
1
0
2
12
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
5
2
9
9
9
9
9
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 (%)

8
5
0
2
3
4
4
3
0
2
4
5
3
0
8
11
8
2
5
4
1
3
2
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
5
5
5
6
7
7
6
6
6
6
7
8
8
8
9
9
8
8
7
6
5
5
5

Chance of Frost

Temperature (°C)

-13
-13
-14
-15
-16
-17
-18
-19
-18
-18
-18
-17
-17
-16
-15
-15
-15
-16
-16
-18
-19
-21
-21
-21

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
84
81
81
80
75
75
75
72
70
70
71
65
64
63
63
66
69
72
74
77
77
77
76

Pressure (mb)

1007
1007
1007
1008
1009
1009
1010
1010
1011
1012
1012
1013
1014
1014
1014
1014
1013
1014
1015
1015
1016
1017
1017
1018

Ozone (du)

387
386
379
367
365
356
348
357
366
376
379
364
353
361
365
366
368
370
371
373
375
377
379
381

Saturday 3

Full Moon 99%

17:57

08:55

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

Sun - Rise: 07:36, Set: 16:26, Transit: 12:01. Moon - Rise: 17:57, Set: 08:55. Civil Dark: 17:00 - 07:02. Nautical Dark: 17:37 - 06:25. Astro Dark: 18:13 - 05:49

Total Clouds (% Sky Obscured)

1
2
4
5
6
6
8
7
6
5
4
4
12
23
39
61
80
89
68
60
59
63
69
77

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
3
6
10
24
40
50
29
19
14
10
5
2

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
1
2
4
8
16
30
38
42
23

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-24
-24
-24
-24
-25
-25
-26
-26
-26
-26
-26
-25
-25
-24
-23
-23
-20
-20
-21
-21
-21
-21
-26
-25

Dew Point (°C)

-24
-24
-25
-25
-26
-26
-27
-27
-27
-27
-26
-26
-25
-23
-22
-22
-21
-21
-21
-22
-24
-25
-26
-26

Relative Humidity (%)

76
75
74
74
73
72
71
69
68
67
64
61
62
61
61
59
63
67
69
71
70
72
72
72

Pressure (mb)

1018
1018
1018
1019
1019
1020
1020
1021
1021
1022
1022
1023
1023
1023
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023

Ozone (du)

383
381
379
376
379
381
383
383
384
384
381
378
375
373
372
371
367
363
359
356
353
350
349
348

Sunday 4

Waning Gibbous 95%

19:18

09:25

22 Bad
23 Bad
00 OK
01 OK
02 OK
03 OK
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

Sun - Rise: 07:35, Set: 16:27, Transit: 12:01. Moon - Rise: 19:18, Set: 09:25. Civil Dark: 17:01 - 07:02. Nautical Dark: 17:38 - 06:24. Astro Dark: 18:14 - 05:49

Total Clouds (% Sky Obscured)

66
49
23
25
23
25
52
74
97
95
94
91
82
75
67
65
58
55
55
50
35

Low Clouds (% Sky Obscured)

15
28
23
25
23
11
24
38
50
65
77
88
75
62
47
38
29
25
25
25
25

Medium Clouds (% Sky Obscured)

19
5
0
0
1
1
31
59
78
76
78
90
82
75
67
65
58
55
55
50
35

High Clouds (% Sky Obscured)

0
0
0
2
5
8
35
59
80
45
45
35
60
75
67
65
58
55
55
50
35

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
6
3
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

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 (%)

1
1
2
4
5
3
5
6
0
5
8
11
20
26
30
29
28
27
29
31
33

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-25
-25
-25
-25
-25
-25
-25
-26
-26
-26
-24
-23
-23
-22
-22
-22
-19
-19
-20
-20
-20

Dew Point (°C)

-26
-27
-27
-27
-27
-27
-26
-25
-24
-23
-22
-21
-20
-19
-18
-16
-16
-16
-16
-17
-17

Relative Humidity (%)

72
72
72
72
72
72
72
72
73
75
77
79
79
81
82
84
84
84
86
86
84

Pressure (mb)

1023
1023
1022
1022
1022
1022
1021
1021
1021
1021
1020
1020
1020
1019
1018
1017
1016
1016
1015
1015
1015

Ozone (du)

348
345
342
339
334
330
326
329
332
335
336
337
338
339
341
342
344
346
348
350
351

Forecast for Domaine-du-Lac-des-Pins, Laurentides, Canada (45.63,-73.99)

Generated: 29/12/25 22:57:56. Forecast: 29/12/25 to 04/01/26. Timezone: UTC-5.00