Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 17

Waning Crescent 2%

06:30

14:03

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

Sun - Rise: 07:20, Set: 15:40, Transit: 11:30. Moon - Rise: 06:30, Set: 14:03. Civil Dark: 16:16 - 06:43. Nautical Dark: 16:56 - 06:03. Astro Dark: 17:34 - 05:25

Total Clouds (% Sky Obscured)

80
82
74
74
9
20
39
18
72
44
80
30
43
92
87
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

80
79
53
17
7
20
32
18
3
17
40
14
4
34
16
73
80
44
0
0
0
0
0
2

Medium Clouds (% Sky Obscured)

80
35
36
1
0
0
0
0
7
13
18
14
43
68
71
100
100
100
100
100
100
91
92
90

High Clouds (% Sky Obscured)

32
2
4
0
0
0
35
2
59
13
47
2
5
28
30
2
12
80
74
100
100
100
100
100

ISS Passover

Visibility (miles)

0
2
9
9
9
9
9
9
9
8
5
6
9
7
9
9
9
9
9
9
9
9
9
8

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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
0
0
0
0
5
6

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)

17
17
15
13
11
10
11
9
7
7
5
4
4
5
7
8
8
8
8
9
10
12
12
13

Chance of Frost

Temperature (°C)

-2
-5
-6
-7
-9
-9
-10
-10
-12
-12
-13
-14
-13
-11
-9
-7
-6
-6
-5
-4
-4
-4
-3
-2

Feels Like (°C)

-7
-11
-12
-13
-13
-14
-14
-14
-14
-17
-17
-18
-16
-13
-13
-12
-11
-10
-9
-9
-9
-9
-8
-8

Dew Point (°C)

-3
-7
-9
-10
-12
-12
-13
-13
-14
-14
-15
-16
-15
-12
-11
-11
-11
-9
-9
-8
-8
-8
-8
-7

Relative Humidity (%)

96
85
77
79
80
78
75
78
83
86
88
86
86
86
85
76
71
77
74
70
72
72
71
68

Pressure (mb)

1002
1005
1008
1010
1012
1014
1016
1017
1018
1020
1020
1021
1022
1022
1023
1022
1020
1019
1019
1018
1017
1015
1014
1013

Ozone (du)

319
326
338
340
340
347
356
361
359
360
361
353
346
342
336
333
332
336
341
342
338
334
332
324

Thursday 18

Waning Crescent 0%

07:30

14:48

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

Sun - Rise: 07:21, Set: 15:40, Transit: 11:30. Moon - Rise: 07:30, Set: 14:48. Civil Dark: 16:17 - 06:44. Nautical Dark: 16:57 - 06:04. Astro Dark: 17:35 - 05:26

Total Clouds (% Sky Obscured)

100
92
100
100
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98

Low Clouds (% Sky Obscured)

42
75
70
70
70
36
22
30
44
94
92
90
81
95
93
91
94
92
97
100
100
92
98
93

Medium Clouds (% Sky Obscured)

89
86
76
84
80
87
78
100
100
99
83
99
94
100
100
100
100
100
100
91
98
100
100
52

High Clouds (% Sky Obscured)

100
81
100
100
98
98
100
100
100
100
100
100
100
100
100
100
100
100
72
50
100
100
70
65

ISS Passover

Visibility (miles)

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

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
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

2
1
2
3
3
0
0
0
1
24
41
82
78
92
95
95
95
95
95
95
95
95
89
66

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.6
0.3
0.5
1.2
1.1
1.3
1.8
1.4
1
0.9
0.8
0.6
0.3

Wind Speed/Direction (mph)

14
14
14
14
15
14
15
15
16
15
15
16
18
19
19
20
19
20
21
17
18
17
15
12

Chance of Frost

Temperature (°C)

-1
-1
0
1
1
2
2
2
2
3
3
4
6
6
6
6
7
7
9
9
8
9
8
7

Feels Like (°C)

-7
-7
-6
-6
-5
-4
-4
-4
-4
-3
-2
-1
-1
-0
-1
-1
0
1
2
3
2
2
1
3

Dew Point (°C)

-7
-6
-6
-6
-5
-4
-3
-2
-0
1
2
3
5
5
5
5
6
7
7
7
7
7
6
6

Relative Humidity (%)

66
65
65
64
63
65
70
77
85
89
94
96
93
94
96
91
93
96
88
88
91
88
87
94

Pressure (mb)

1012
1011
1010
1009
1009
1008
1007
1006
1005
1004
1003
1002
1000
999
997
995
992
989
987
985
983
981
981
981

Ozone (du)

321
318
317
320
321
321
316
314
315
319
323
322
323
324
319
318
319
323
324
326
328
331
334
337

Friday 19

New Moon 1%

08:22

15:45

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 OK
10 OK
11 Good
12 Good
13 OK
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:21, Set: 15:41, Transit: 11:31. Moon - Rise: 08:22, Set: 15:45. Civil Dark: 16:17 - 06:44. Nautical Dark: 16:57 - 06:04. Astro Dark: 17:35 - 05:26

Total Clouds (% Sky Obscured)

100
100
100
100
96
100
96
97
100
100
100
94
82
42
40
2
1
24
48
69
66
61
61
100

Low Clouds (% Sky Obscured)

100
98
99
96
91
82
93
96
100
100
100
92
82
42
40
2
1
0
2
2
10
19
24
25

Medium Clouds (% Sky Obscured)

32
100
83
100
63
100
50
13
7
3
3
2
2
0
0
0
0
21
47
69
66
61
61
81

High Clouds (% Sky Obscured)

64
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11
21
29
46
61
61
83

ISS Passover

Visibility (miles)

4
0
0
0
0
9
9
9
9
8
0
0
0
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

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

Precipitation Probability (%)

74
82
95
95
67
42
57
63
53
49
61
56
17
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.5
0.7
1
1.2
0.2
0.2
0.4
0.4
0.4
0.2
0.4
0.4
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
11
9
11
15
17
17
17
17
17
17
17
17
17
17
16
15
14
11
9
7
6
5
5

Chance of Frost

Temperature (°C)

4
3
1
0
-1
-3
-7
-9
-10
-11
-11
-10
-10
-10
-10
-10
-10
-10
-10
-11
-11
-11
-11
-11

Feels Like (°C)

-1
-2
-4
-5
-7
-10
-14
-16
-18
-18
-18
-18
-18
-17
-18
-18
-17
-16
-16
-16
-16
-16
-15
-15

Dew Point (°C)

3
2
1
0
-1
-6
-9
-12
-13
-14
-13
-12
-13
-15
-16
-16
-17
-17
-17
-18
-17
-17
-17
-16

Relative Humidity (%)

96
98
96
98
96
82
80
80
77
73
83
85
81
65
62
59
56
54
54
56
59
61
63
66

Pressure (mb)

982
982
982
982
984
986
989
991
993
996
998
1001
1003
1006
1009
1010
1012
1012
1014
1015
1016
1017
1017
1017

Ozone (du)

343
353
363
379
388
396
398
399
406
421
422
417
427
421
405
404
396
393
387
380
376
372
367
366

Saturday 20

Waxing Crescent 3%

09:03

16:51

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

Sun - Rise: 07:22, Set: 15:41, Transit: 11:31. Moon - Rise: 09:03, Set: 16:51. Civil Dark: 16:18 - 06:45. Nautical Dark: 16:58 - 06:05. Astro Dark: 17:36 - 05:27

Total Clouds (% Sky Obscured)

99
99
99
100
100
100
100
100
97
93
90
87
86
84
76
70
71
79
90
100
100
100
100
100

Low Clouds (% Sky Obscured)

29
78
73
75
73
78
83
86
86
89
90
87
86
84
76
66
59
71
85
100
100
100
100
100

Medium Clouds (% Sky Obscured)

97
95
97
98
100
100
100
100
89
78
68
52
41
30
35
29
15
41
75
100
94
87
81
61

High Clouds (% Sky Obscured)

63
35
47
71
100
100
100
100
67
33
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
2
8
5
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
4
26
35
33
51
64
68
65
59
48
42
41
39
34
38
40
48
59
72
84
80
78
57

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
7
8
9
12
15
15
14
13
13
12
12
11
10
10
10
9
8
8
7
7
8
9
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
72
72
75
78
78
77
87
87
87
88
89
89
90
89
89
89
91
92
94
96
94
94
90

Pressure (mb)

1016
1015
1014
1013
1012
1010
1009
1008
1007
1006
1005
1004
1003
1003
1002
1001
1000
999
999
999
999
1000
1001
1003

Ozone (du)

368
364
362
365
364
362
369
371
368
360
359
360
360
360
365
375
383
390
394
402
412
402
398
392

Sunday 21

Waxing Crescent 7%

09:34

18:02

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

Sun - Rise: 07:22, Set: 15:42, Transit: 11:32. Moon - Rise: 09:34, Set: 18:02. Civil Dark: 16:18 - 06:45. Nautical Dark: 16:58 - 06:05. Astro Dark: 17:36 - 05:27

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
99
99
98
97
98
100
100
100
100
93
78
72
61
50
63

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
99
98
93
89
85
82
79
76
66
56
51
49
42
25
45

Medium Clouds (% Sky Obscured)

51
40
45
55
55
60
70
75
80
85
50
40
25
8
6
3
0
1
2
3
2
1
0
3

High Clouds (% Sky Obscured)

0
0
0
0
0
0
2
3
2
10
2
1
1
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

1
0
0
0
0
0
0
0
0
0
0
0
1
1
2
5
7
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
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

45
35
34
37
45
50
53
51
44
43
42
39
36
32
28
20
10
9
6
0
2
2
0
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-10
-10
-11
-11
-11
-11
-11
-13
-15
-14
-14
-15
-15
-15
-16
-16
-16
-17
-18
-19
-19
-19
-20
-19

Dew Point (°C)

-8
-8
-9
-8
-8
-8
-8
-8
-10
-10
-10
-11
-12
-13
-14
-15
-15
-16
-16
-17
-17
-17
-18
-18

Relative Humidity (%)

92
94
94
94
94
92
92
92
90
90
92
90
86
83
80
76
75
73
72
71
72
74
73
74

Pressure (mb)

1003
1004
1005
1006
1007
1008
1009
1011
1012
1013
1015
1016
1017
1018
1019
1019
1019
1020
1020
1021
1022
1022
1023
1023

Ozone (du)

388
384
381
375
374
377
378
380
380
383
385
387
386
386
385
381
377
373
374
374
375
374
373
372

Monday 22

Waxing Crescent 13%

09:59

19:16

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
13 Bad
14 OK
15 OK
16 OK
17 OK
18 OK
19 Bad

Sun - Rise: 07:22, Set: 15:42, Transit: 11:32. Moon - Rise: 09:59, Set: 19:16. Civil Dark: 16:19 - 06:46. Nautical Dark: 16:59 - 06:06. Astro Dark: 17:37 - 05:28

Total Clouds (% Sky Obscured)

76
89
92
94
97
85
77
75
89
93
92
89
86
83
77
70
64
51
39
26
25
24
23
20

Low Clouds (% Sky Obscured)

57
73
72
76
85
82
77
74
81
88
92
89
86
83
77
70
64
51
39
26
25
24
23
20

Medium Clouds (% Sky Obscured)

6
10
21
26
31
39
42
46
30
15
0
0
0
0
0
0
0
0
0
0
0
0
1
2

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
10

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 (%)

4
4
12
16
15
15
12
8
13
16
16
16
15
13
12
9
6
5
3
0
1
1
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
10
10
10
11
11
11
10
10
9
9
9
10
10
10
11
11
10
8
7
5
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-18
-17
-17
-17
-17
-17
-17
-17
-17
-17
-17
-17
-17
-17
-16
-16
-16
-16
-16
-16
-17
-17
-18
-19

Relative Humidity (%)

74
76
76
76
74
74
76
77
77
79
79
79
78
76
74
75
75
75
76
76
76
79
81
85

Pressure (mb)

1023
1023
1023
1024
1024
1024
1024
1024
1025
1025
1025
1026
1026
1026
1026
1025
1025
1024
1024
1024
1024
1024
1024
1024

Ozone (du)

370
368
366
365
365
365
366
367
369
370
372
373
379
385
391
384
378
371
369
367
365
368
371
374

Tuesday 23

Waxing Crescent 21%

10:18

No Set

20 OK
21 OK
22 OK
23 OK
00 Good
01 OK
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: 15:43, Transit: 11:33. Moon - Rise: 10:18, Set: No Set. Civil Dark: 16:19 - 06:46. Nautical Dark: 16:59 - 06:06. Astro Dark: 17:37 - 05:28

Total Clouds (% Sky Obscured)

17
14
13
9
10
40
93
100
100
100
100
100
100
100
98
95
95

Low Clouds (% Sky Obscured)

17
14
9
5
0
0
0
0
10
35
45
50
59
63
44
30
25

Medium Clouds (% Sky Obscured)

3
5
13
9
10
40
92
100
100
100
100
100
100
100
98
95
95

High Clouds (% Sky Obscured)

17
14
13
9
10
40
93
100
100
35
15
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
1
3
4
12
15
17
19
20
20

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

3
3
3
2
2
2
2
2
2
2
2
2
1
1
1
1
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-19
-19
-20
-18
-17
-16
-17
-17
-17
-16
-16
-16
-15
-15
-14
-13
-13

Relative Humidity (%)

85
83
83
83
82
81
79
79
78
81
81
83
83
83
83
83
81

Pressure (mb)

1023
1023
1022
1021
1021
1020
1020
1019
1019
1019
1019
1018
1018
1018
1018
1017
1017

Ozone (du)

376
378
380
384
388
392
398
404
410
410
410
411
409
408
407
403
399

Forecast for Saint-Narcisse-de-Rimouski, Bas-Saint-Laurent, Canada (48.34,-68.29)

Generated: 17/12/25 20:51:31. Forecast: 17/12/25 to 23/12/25. Timezone: UTC-5.00