Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 12

Waning Crescent 24%

03:18

12:03

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
22 Bad

Sun - Rise: 07:28, Set: 16:34, Transit: 12:01. Moon - Rise: 03:18, Set: 12:03. Civil Dark: 17:07 - 06:55. Nautical Dark: 17:44 - 06:18. Astro Dark: 18:19 - 05:43

Total Clouds (% Sky Obscured)

100
99
98
95
92
100
99
100
98
98
100
96
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

91
88
88
86
81
98
96
96
96
96
100
94
100
93
83
62
57
51
55
97
100
5
100
93

Medium Clouds (% Sky Obscured)

83
88
94
81
48
47
46
75
0
0
0
0
65
58
96
100
100
100
95
100
100
100
100
96

High Clouds (% Sky Obscured)

3
3
3
0
0
0
0
0
0
0
0
50
86
100
96
100
100
100
100
100
100
100
100
93

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
1
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
Snow
None
None
Very Light Rain

Precipitation Probability (%)

56
57
73
63
54
48
40
40
41
37
26
18
6
5
1
0
0
3
17
25
39
22
51
73

Precipitation Amount (mm)

0.4
0.5
0.6
0.4
0.3
0.3
0.2
0.2
0.2
0.1
0
0
0
0
0
0
0
0
0
0
0.1
0
0
0.3

Wind Speed/Direction (mph)

8
9
9
9
9
9
9
9
9
9
9
10
11
11
11
10
10
9
8
8
10
11
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-3
-2
-2
-2
-2
-2
-2
-2
-3
-2
-2
-2
-2
-1
-1
-1
-1
-2
-2
-2
-2
-2
-2
-2

Relative Humidity (%)

89
94
98
98
98
96
96
96
94
96
96
92
89
89
89
86
83
83
83
83
77
74
73
77

Pressure (mb)

1013
1013
1013
1013
1013
1012
1012
1013
1013
1013
1013
1013
1012
1011
1010
1009
1008
1007
1005
1004
1002
1001
1000
1000

Ozone (du)

323
320
315
319
324
322
318
329
333
328
324
319
319
329
327
331
334
335
331
335
339
342
349
354

Tuesday 13

Waning Crescent 16%

04:23

12:37

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
22 Bad

Sun - Rise: 07:27, Set: 16:35, Transit: 12:01. Moon - Rise: 04:23, Set: 12:37. Civil Dark: 17:08 - 06:54. Nautical Dark: 17:45 - 06:18. Astro Dark: 18:20 - 05:42

Total Clouds (% Sky Obscured)

98
100
100
100
100
100
99
100
100
100
95
96
96
93
93
100
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

85
100
100
100
100
100
88
98
99
99
83
87
88
80
80
78
66
64
74
89
90
91
88
93

Medium Clouds (% Sky Obscured)

53
63
47
68
86
87
78
81
82
83
84
69
57
20
28
46
60
84
83
98
100
100
100
100

High Clouds (% Sky Obscured)

70
29
75
70
75
75
98
100
93
70
90
90
90
80
86
99
96
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
9
4
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
None
None
None
None
None
None
None
None
Very Light Rain
None
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

49
16
17
10
6
13
21
5
4
4
6
17
26
39
44
31
27
23
39
43
35
46
49
60

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

15
15
15
14
14
14
12
11
10
11
12
13
12
11
11
11
10
8
7
5
4
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
80
83
85
83
85
83
83
83
83
85
88
91
93
94
96
98
96
98
100
98
100
100
100

Pressure (mb)

999
999
998
998
998
998
998
998
998
998
999
999
999
998
998
998
999
999
999
999
999
999
999
998

Ozone (du)

356
358
360
358
360
366
372
375
377
375
379
383
387
385
384
379
379
382
384
383
381
385
390
390

Wednesday 14

Waning Crescent 10%

05:24

13:20

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
22 Bad

Sun - Rise: 07:26, Set: 16:37, Transit: 12:02. Moon - Rise: 05:24, Set: 13:20. Civil Dark: 17:09 - 06:54. Nautical Dark: 17:46 - 06:17. Astro Dark: 18:21 - 05:42

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
98
100
98
92
91
96
98
99
100
99
99
99
98
98
96

Low Clouds (% Sky Obscured)

90
92
94
96
93
94
94
99
91
95
99
94
79
79
89
96
98
95
89
92
92
92
93
90

Medium Clouds (% Sky Obscured)

100
100
100
99
100
100
100
100
100
93
98
96
75
11
10
25
36
39
53
49
72
32
68
68

High Clouds (% Sky Obscured)

100
100
100
100
81
75
70
55
3
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
2
5
6
3
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

Light Rain
Very Light Rain
Very Light Rain
Light Rain
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
Snow
Snow
Snow
Snow
None

Precipitation Probability (%)

71
69
76
95
95
95
95
95
95
95
88
73
50
34
15
29
25
30
40
45
43
43
45
35

Precipitation Amount (mm)

0.4
0.2
0.3
0.7
1.1
0.6
0.8
0.9
0.9
0.8
0.6
0.4
0.2
0
0
0
0
0
0
0.1
0.2
0.1
0.1
0

Wind Speed/Direction (mph)

3
3
3
3
4
7
6
6
9
14
14
15
15
15
16
16
16
15
15
15
13
13
13
13

Chance of Frost

Temperature (°C)

1
1
1
1
0
-1
-1
-1
-2
-3
-5
-6
-7
-8
-8
-9
-10
-12
-12
-13
-13
-14
-14
-14

Feels Like (°C)

-2
-2
-2
-2
-3
-7
-7
-7
-8
-10
-11
-13
-14
-15
-16
-17
-18
-19
-20
-21
-20
-21
-21
-22

Dew Point (°C)

1
1
1
1
0
-1
-2
-2
-3
-4
-6
-7
-8
-10
-12
-13
-14
-15
-15
-15
-15
-16
-16
-17

Relative Humidity (%)

100
100
98
98
100
96
92
94
92
92
90
90
89
83
77
77
77
78
79
83
84
84
83
82

Pressure (mb)

998
997
996
996
995
995
995
995
995
996
996
997
997
997
997
998
999
999
1001
1002
1003
1003
1004
1005

Ozone (du)

392
391
391
394
396
400
403
402
405
410
414
418
423
431
436
438
433
437
454
468
479
482
475
475

Thursday 15

Waning Crescent 5%

06:19

14:13

23 Bad
00 Bad
01 Bad
02 OK
03 OK
04 OK
05 OK
06 OK
07 OK
08 OK
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

Sun - Rise: 07:26, Set: 16:38, Transit: 12:02. Moon - Rise: 06:19, Set: 14:13. Civil Dark: 17:11 - 06:53. Nautical Dark: 17:47 - 06:17. Astro Dark: 18:22 - 05:42

Total Clouds (% Sky Obscured)

94
70
33
19
2
2
3
2
9
16
22
50
78
83
87
91
96
97
98
100
99
98
98
97

Low Clouds (% Sky Obscured)

88
70
33
19
2
2
3
2
3
3
4
37
4
70
57
34
77
55
59
79
75
84
95
92

Medium Clouds (% Sky Obscured)

10
0
0
0
0
0
0
0
6
13
16
12
66
67
79
86
94
96
98
100
98
95
92
89

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
15
35
49
36
21
7
38
71
100
68
33
5
0

ISS Passover

Visibility (miles)

0
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
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
Snow

Precipitation Probability (%)

28
13
7
4
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
4
10
29
51

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
0.2

Wind Speed/Direction (mph)

13
12
12
10
8
7
6
5
5
5
6
8
9
9
10
9
8
8
8
7
7
7
7
8

Chance of Frost

Temperature (°C)

-15
-16
-17
-18
-18
-19
-19
-19
-19
-18
-16
-15
-14
-12
-11
-10
-9
-9
-8
-8
-7
-7
-6
-6

Feels Like (°C)

-22
-23
-24
-23
-23
-23
-22
-22
-21
-21
-20
-19
-20
-19
-18
-16
-16
-15
-15
-15
-14
-14
-13
-13

Dew Point (°C)

-17
-20
-21
-21
-22
-22
-22
-22
-22
-21
-19
-18
-18
-17
-15
-14
-13
-13
-13
-12
-11
-11
-10
-9

Relative Humidity (%)

82
72
74
74
75
76
76
76
78
79
77
72
70
69
70
72
72
71
71
72
73
71
73
80

Pressure (mb)

1006
1007
1009
1010
1011
1011
1012
1012
1013
1013
1014
1014
1014
1013
1012
1011
1011
1010
1010
1010
1010
1009
1009
1009

Ozone (du)

465
457
449
412
407
388
374
362
358
357
356
353
349
347
349
351
352
353
356
359
358
361
369
373

Friday 16

Waning Crescent 1%

07:05

15:15

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
22 Bad

Sun - Rise: 07:25, Set: 16:39, Transit: 12:02. Moon - Rise: 07:05, Set: 15:15. Civil Dark: 17:12 - 06:53. Nautical Dark: 17:48 - 06:16. Astro Dark: 18:23 - 05:41

Total Clouds (% Sky Obscured)

96
96
96
96
95
97
99
100
100
93
99
99
99
96
97
96
95
95
96
96
94
93
91
90

Low Clouds (% Sky Obscured)

88
87
85
83
81
82
83
85
83
79
86
88
91
86
89
91
92
88
84
79
76
74
73
71

Medium Clouds (% Sky Obscured)

87
85
83
80
81
89
94
97
95
48
32
33
36
33
57
50
55
62
69
76
73
71
72
72

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
15
23
26
26
40
35
24
12
19

ISS Passover

Visibility (miles)

0
0
4
9
0
3
9
2
9
9
9
9
9
5
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
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 (%)

50
38
26
33
33
22
25
32
28
29
30
31
23
17
31
28
21
24
24
21
21
20
15
19

Precipitation Amount (mm)

0.2
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
10
11
12
12
12
12
12
10
10
10
10
10
10
10
8
7
7
7
8
9
8
8
8

Chance of Frost

Temperature (°C)

-6
-6
-5
-5
-5
-5
-4
-4
-4
-4
-3
-2
-1
-1
0
-1
-1
-0
-1
-1
-2
-2
-3
-3

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
89
82
79
89
84
76
81
79
79
79
78
80
83
81
83
81
83
83
83
84
86
86
86

Pressure (mb)

1009
1008
1008
1008
1008
1008
1008
1009
1009
1010
1010
1011
1011
1011
1010
1010
1010
1011
1011
1012
1012
1012
1012
1012

Ozone (du)

378
381
380
380
385
389
390
388
388
389
388
388
393
394
394
394
393
393
396
399
402
400
398
395

Saturday 17

Waning Crescent 0%

07:42

16:24

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
22 Bad

Sun - Rise: 07:24, Set: 16:41, Transit: 12:03. Moon - Rise: 07:42, Set: 16:24. Civil Dark: 17:13 - 06:52. Nautical Dark: 17:49 - 06:16. Astro Dark: 18:24 - 05:41

Total Clouds (% Sky Obscured)

89
88
90
91
93
85
78
76
76
73
74
81
83
88
95
95
98
98
98
96
96
94
97
97

Low Clouds (% Sky Obscured)

70
68
57
46
34
42
58
71
71
71
49
40
26
19
13
6
0
21
41
64
70
78
83
85

Medium Clouds (% Sky Obscured)

66
69
77
83
88
74
59
50
60
65
70
81
83
88
94
95
95
82
68
57
66
76
89
91

High Clouds (% Sky Obscured)

25
9
9
12
15
15
10
10
15
15
10
5
10
40
70
70
65
44
22
15
6
6
10
20

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
8
5
3
0
0
0
0
0
1
1
4
6
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
Snow
Snow
Snow
Snow
Snow
Snow
None
None
Snow
None
None
None

Precipitation Probability (%)

21
15
13
10
7
4
5
3
31
40
44
52
61
70
68
63
55
47
40
34
40
38
26
33

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

7
6
5
5
6
7
7
7
7
7
8
8
8
10
11
10
10
9
9
8
7
8
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-7
-7
-7
-8
-8
-8
-8
-9
-9
-7
-7
-7
-6
-6
-5
-5
-6
-7
-7
-8
-8
-11
-11
-11

Dew Point (°C)

-5
-5
-6
-6
-6
-6
-6
-6
-6
-5
-3
-2
-2
-2
-2
-2
-3
-4
-5
-6
-6
-7
-8
-8

Relative Humidity (%)

87
87
87
87
87
86
87
85
87
89
92
94
96
98
98
96
96
94
92
90
89
87
85
84

Pressure (mb)

1012
1012
1012
1011
1011
1011
1010
1010
1010
1009
1009
1008
1008
1007
1006
1006
1006
1006
1006
1006
1006
1005
1005
1004

Ozone (du)

394
392
391
393
394
396
396
396
396
393
390
386
391
395
400
405
410
415
418
420
422
427
431
436

Sunday 18

New Moon 1%

08:11

17:35

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

Sun - Rise: 07:24, Set: 16:42, Transit: 12:03. Moon - Rise: 08:11, Set: 17:35. Civil Dark: 17:14 - 06:51. Nautical Dark: 17:50 - 06:15. Astro Dark: 18:26 - 05:40

Total Clouds (% Sky Obscured)

98
99
99
99
99
99
100
100
100
100
100
100
98
96
95
96
96
87
79
71

Low Clouds (% Sky Obscured)

88
90
89
89
89
89
90
90
94
95
96
94
91
86
85
84
83
78
74
70

Medium Clouds (% Sky Obscured)

93
94
98
99
99
76
53
30
23
15
10
7
4
1
33
65
96
76
54
32

High Clouds (% Sky Obscured)

44
41
27
14
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
7
4
1
4
6
9
6
4
1
1
0
0
3
6
9
9
8

Fog (%)

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

Precipitation Probability (%)

30
22
18
16
15
19
22
16
18
21
11
22
26
23
27
28
24
19
13
6

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-7
-7
-8
-8
-9
-9
-11
-13
-16
-16
-16
-17
-17
-16
-16
-16
-15
-15
-15
-15

Feels Like (°C)

-11
-11
-11
-13
-14
-14
-15
-14
-15
-24
-24
-25
-26
-26
-26
-25
-25
-25
-25
-25

Dew Point (°C)

-9
-10
-10
-10
-11
-11
-13
-16
-19
-19
-20
-20
-20
-19
-19
-19
-19
-18
-19
-19

Relative Humidity (%)

83
83
85
83
85
87
83
79
76
75
75
75
75
77
79
77
75
73
72
72

Pressure (mb)

1004
1003
1003
1002
1002
1002
1003
1004
1005
1006
1007
1008
1009
1009
1009
1010
1011
1012
1013
1015

Ozone (du)

451
466
481
489
497
506
502
498
494
494
494
494
489
485
480
463
446
428
422
416

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

Generated: 12/01/26 22:37:23. Forecast: 12/01/26 to 18/01/26. Timezone: UTC-5.00