Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 10

Waning Gibbous 55%

22:52

12:01

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

Sun - Rise: 07:22, Set: 16:10, Transit: 11:46. Moon - Rise: 22:52, Set: 12:01. Civil Dark: 16:43 - 06:48. Nautical Dark: 17:20 - 06:11. Astro Dark: 17:56 - 05:35

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
96
99
98
96
93
98
93
97
100
99
93
98
99

Low Clouds (% Sky Obscured)

100
100
93
93
96
97
96
96
95
93
88
88
90
88
85
84
96
88
93
99
97
89
86
93

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
85
96
93
89
80
76
50
42
44
38
37
50
97

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
70
30
30
20
9
2
0
1
2
2
3
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
1
0
2
2
2
2
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

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

Precipitation Probability (%)

95
75
95
95
91
89
77
90
91
92
94
87
84
70
83
43
42
47
37
37
30
26
30
33

Precipitation Amount (mm)

1.3
0.2
1.1
0.9
0.6
0.6
0.4
0.6
0.7
0.7
0.8
0.6
0.5
0.2
0.5
0
0
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
10
8
4
4
4
4
4
4
3
3
5
7
8
9
10
8
9
14
14
15
15
16
16

Chance of Frost

Temperature (°C)

-3
-2
-2
-2
-2
-2
-1
-2
-1
-1
-1
-1
-2
-3
-3
-5
-5
-5
-7
-8
-9
-10
-10
-10

Feels Like (°C)

-6
-5
-5
-5
-5
-5
-5
-6
-5
-5
-5
-5
-6
-8
-8
-12
-12
-12
-15
-16
-17
-18
-19
-19

Dew Point (°C)

-3
-3
-2
-2
-2
-2
-2
-2
-1
-1
-1
-1
-2
-3
-3
-5
-6
-6
-9
-10
-12
-12
-12
-13

Relative Humidity (%)

98
98
98
98
98
98
98
98
98
98
100
98
100
98
100
94
94
90
87
85
83
83
83
83

Pressure (mb)

996
995
994
993
993
992
992
991
990
990
989
988
988
989
989
990
991
992
993
994
995
996
996
996

Ozone (du)

325
325
330
333
339
338
342
337
337
334
335
338
344
352
353
353
354
354
358
359
363
371
378
385

Thursday 11

Third Quarter 44%

00:00

12:18

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

Sun - Rise: 07:22, Set: 16:10, Transit: 11:46. Moon - Rise: 00:00, Set: 12:18. Civil Dark: 16:43 - 06:49. Nautical Dark: 17:21 - 06:11. Astro Dark: 17:56 - 05:36

Total Clouds (% Sky Obscured)

97
99
100
100
100
97
97
98
100
100
98
100
100
100
100
98
98
97
97
95
96
94
93
80

Low Clouds (% Sky Obscured)

93
93
93
92
93
92
90
94
100
98
95
93
94
91
92
84
71
88
87
82
88
84
82
78

Medium Clouds (% Sky Obscured)

93
98
100
100
98
89
89
95
100
99
94
98
100
100
100
92
89
87
67
49
45
41
23
26

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
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
1
3
5
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

40
45
50
53
55
58
58
57
63
66
64
55
40
29
29
21
6
7
4
4
4
8
3
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

16
15
15
15
15
15
15
15
15
15
15
16
16
17
17
17
17
17
16
15
14
14
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-19
-19
-19
-20
-20
-20
-20
-20
-20
-20
-20
-20
-20
-20
-20
-20
-20
-20
-20
-20
-19
-19
-18
-17

Dew Point (°C)

-12
-13
-13
-13
-13
-13
-13
-13
-13
-13
-13
-13
-13
-13
-13
-13
-13
-14
-14
-14
-14
-13
-12
-12

Relative Humidity (%)

85
85
85
86
86
88
86
86
86
88
88
88
85
85
85
85
83
83
81
83
83
83
85
83

Pressure (mb)

996
996
997
997
997
998
998
998
999
999
999
1000
1000
1002
1002
1003
1004
1005
1006
1006
1007
1008
1009
1009

Ozone (du)

388
389
391
393
400
406
404
403
405
406
405
404
403
398
393
385
383
380
379
375
374
378
375
368

Friday 12

Waning Crescent 34%

01:06

12:34

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

Sun - Rise: 07:23, Set: 16:10, Transit: 11:47. Moon - Rise: 01:06, Set: 12:34. Civil Dark: 16:43 - 06:49. Nautical Dark: 17:21 - 06:12. Astro Dark: 17:57 - 05:36

Total Clouds (% Sky Obscured)

57
54
66
68
56
67
75
80
73
84
81
77
82
62
58
53
56
58
84
95
97
99
100
100

Low Clouds (% Sky Obscured)

57
54
66
68
56
66
75
78
73
84
81
77
82
62
58
53
56
58
59
61
65
72
77
79

Medium Clouds (% Sky Obscured)

40
38
45
40
34
33
4
15
0
0
0
0
0
0
0
0
0
2
50
81
87
91
99
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
42
50
14
4
11
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
8
8
8
9
4
5
4
4
5
8
2
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
2
7
14
12
4
2
4
3
9
15
16
12
10
6
5
5
0
0
0
0
1
14
5

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)

13
13
11
11
10
9
8
7
7
7
6
6
5
5
5
4
3
3
3
3
3
3
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-16
-16
-15
-15
-15
-15
-15
-16
-16
-15
-15
-14
-14
-13
-12
-12
-13
-13
-14
-14
-12
-10
-9
-8

Dew Point (°C)

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

Relative Humidity (%)

82
78
77
78
80
80
82
83
85
87
87
87
87
88
88
90
88
88
88
88
90
92
90
89

Pressure (mb)

1009
1009
1010
1010
1011
1012
1012
1012
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1012

Ozone (du)

365
364
363
360
362
357
360
366
365
360
360
360
360
356
358
357
361
363
363
363
362
364
363
362

Saturday 13

Waning Crescent 25%

02:11

12:51

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

Sun - Rise: 07:24, Set: 16:10, Transit: 11:47. Moon - Rise: 02:11, Set: 12:51. Civil Dark: 16:44 - 06:50. Nautical Dark: 17:21 - 06:13. Astro Dark: 17:57 - 05:37

Total Clouds (% Sky Obscured)

99
98
98
98
98
98
96
98
97
96
95
89
96
98
98
98
98
97
90
84
82
85
89
93

Low Clouds (% Sky Obscured)

80
82
92
92
92
91
81
90
92
79
92
85
96
98
98
98
97
92
82
73
63
47
29
25

Medium Clouds (% Sky Obscured)

98
95
93
94
94
88
84
91
78
86
68
28
22
27
33
37
40
40
36
32
25
53
47
56

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)

1
0
0
0
0
0
0
1
0
1
4
8
9
6
4
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
Snow
Snow
Snow
Snow
Snow
None
Snow
Snow
None
None
None
None
None
None
Snow
Snow
Snow
Snow
Snow
None
None
Snow
Snow

Precipitation Probability (%)

24
34
43
48
48
45
43
72
65
32
25
21
25
29
28
46
47
49
47
37
30
31
41
43

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
4
2
1
2
3
4
5
7
8
8
8
7
8
8
9
9
9
8
9
9
9
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-7
-6
-6
-7
-7
-8
-9
-9
-8
-7
-10
-10
-12
-12
-13
-13
-12
-11
-12
-12
-12
-12
-11
-11

Dew Point (°C)

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

Relative Humidity (%)

89
92
96
96
96
96
96
94
96
94
94
94
90
90
90
90
94
94
92
94
92
90
92
90

Pressure (mb)

1011
1011
1011
1011
1011
1011
1012
1012
1011
1011
1012
1012
1012
1013
1013
1013
1014
1014
1015
1015
1016
1016
1016
1016

Ozone (du)

373
372
377
373
368
371
375
377
375
374
368
367
369
369
368
365
361
365
368
369
369
374
377
384

Sunday 14

Waning Crescent 17%

03:16

No Set

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

Sun - Rise: 07:25, Set: 16:10, Transit: 11:48. Moon - Rise: 03:16, Set: No Set. Civil Dark: 16:44 - 06:51. Nautical Dark: 17:21 - 06:14. Astro Dark: 17:57 - 05:38

Total Clouds (% Sky Obscured)

90
86
82
84
90
93
95
97
95
99
99
98
82
67
52
48
39
30
34
39
43
65
77
84

Low Clouds (% Sky Obscured)

20
10
5
12
18
29
54
76
89
93
94
94
80
65
48
45
39
30
34
39
43
54
42
30

Medium Clouds (% Sky Obscured)

47
38
24
15
10
64
73
82
28
66
42
27
18
13
2
1
1
0
0
0
0
18
30
50

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
6
6
13
17
23
14
15
75

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
2
1
7
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

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

Precipitation Probability (%)

40
38
32
36
36
35
31
28
17
20
25
17
18
17
7
12
9
4
9
8
3
10
11
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
9
8
8
7
7
7
8
8
7
8
8
8
9
8
8
7
6
6
6
7
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-11
-11
-12
-12
-12
-13
-14
-15
-15
-16
-16
-16
-16
-16
-15
-16
-17
-17
-18
-18
-18
-18
-17
-17

Dew Point (°C)

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

Relative Humidity (%)

90
92
92
94
94
92
94
92
94
94
92
88
83
83
83
83
83
84
84
83
84
83
83
85

Pressure (mb)

1016
1016
1017
1017
1018
1018
1019
1020
1020
1020
1021
1021
1022
1022
1023
1023
1024
1025
1025
1025
1026
1026
1025
1025

Ozone (du)

391
393
392
387
381
377
372
371
371
369
367
361
355
348
342
335
350
365
379
361
344
326
319
312

Monday 15

Waning Crescent 11%

04:22

13:11

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

Sun - Rise: 07:25, Set: 16:10, Transit: 11:48. Moon - Rise: 04:22, Set: 13:11. Civil Dark: 16:44 - 06:52. Nautical Dark: 17:22 - 06:14. Astro Dark: 17:57 - 05:38

Total Clouds (% Sky Obscured)

89
95
100
97
93
87
87
89
89
87
86
85
88
93
99
99
100
100
99
96
95
93
92
92

Low Clouds (% Sky Obscured)

48
65
83
88
88
83
83
84
88
86
86
83
87
91
94
94
94
94
91
89
87
83
79
75

Medium Clouds (% Sky Obscured)

55
55
55
55
55
51
42
38
34
32
36
42
44
47
49
66
82
97
81
64
48
35
20
3

High Clouds (% Sky Obscured)

85
85
85
57
30
0
0
1
1
1
2
14
35
45
51
32
15
9
2
1
0
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

15
17
15
31
40
48
53
54
56
55
51
45
43
42
43
49
54
59
55
52
50
50
53
58

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

8
7
7
7
8
8
9
8
8
8
9
9
9
9
8
7
6
8
10
10
10
10
10
10

Chance of Frost

Temperature (°C)

-9
-9
-9
-9
-9
-10
-10
-11
-12
-13
-13
-13
-14
-14
-13
-12
-11
-10
-9
-8
-7
-6
-6
-5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
85
85
83
87
88
88
88
88
86
86
88
88
88
86
86
88
88
92
92
94
94
94
92

Pressure (mb)

1024
1023
1023
1022
1022
1021
1021
1020
1019
1019
1018
1018
1017
1017
1017
1016
1017
1017
1018
1018
1019
1020
1021
1021

Ozone (du)

305
302
300
298
298
297
297
299
302
305
312
319
327
336
345
354
357
359
362
372
382
393
387
381

Tuesday 16

Waning Crescent 6%

05:29

13:34

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: 16:11, Transit: 11:49. Moon - Rise: 05:29, Set: 13:34. Civil Dark: 16:44 - 06:52. Nautical Dark: 17:22 - 06:15. Astro Dark: 17:58 - 05:39

Total Clouds (% Sky Obscured)

88
87
83
81
82
74
77
80
79
85
86
93
95
97
100
100
100
100

Low Clouds (% Sky Obscured)

60
48
38
42
45
43
50
49
49
40
30
17
16
15
14
14
19
24

Medium Clouds (% Sky Obscured)

2
1
0
0
0
0
1
1
2
22
41
59
67
75
83
85
87
89

High Clouds (% Sky Obscured)

0
0
0
0
0
0
4
6
9
15
23
54
76
90
100
99
98
97

ISS Passover

Visibility (miles)

0
3
6
9
8
6
4
4
3
3
5
7
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

Precipitation Type

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

Precipitation Probability (%)

52
41
31
25
18
5
6
4
1
2
1
1
1
1
0
0
0
0

Precipitation Amount (mm)

0.3
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
9
7
6
4
4
4
4
4
5
5
5
5
5
5
6
6
6

Chance of Frost

Temperature (°C)

-5
-6
-7
-8
-10
-12
-13
-14
-15
-16
-15
-14
-13
-12
-10
-9
-8
-8

Feels Like (°C)

-14
-11
-11
-11
-11
-11
-11
-18
-18
-18
-18
-19
-20
-17
-16
-16
-16
-16

Dew Point (°C)

-6
-7
-8
-9
-11
-13
-15
-16
-17
-17
-16
-15
-15
-13
-12
-10
-10
-10

Relative Humidity (%)

94
90
90
90
88
88
90
88
88
88
88
88
88
88
88
88
87
85

Pressure (mb)

1021
1022
1023
1024
1025
1026
1027
1027
1028
1028
1028
1028
1028
1027
1027
1026
1026
1025

Ozone (du)

375
367
360
352
335
318
302
293
284
275
273
271
269
268
267
266
265
264

Forecast for Domaine-Joyeux, Montérégie, Canada (45.22,-73.09)

Generated: 10/12/25 12:52:44. Forecast: 10/12/25 to 16/12/25. Timezone: UTC-5.00