Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 8

Waning Gibbous 85%

20:46

11:16

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 OK
18 OK
19 OK
20 Good
21 Good
22 Good
23 Good

Sun - Rise: 07:40, Set: 16:33, Transit: 12:07. Moon - Rise: 20:46, Set: 11:16. Civil Dark: 17:07 - 07:06. Nautical Dark: 17:44 - 06:30. Astro Dark: 18:19 - 05:54

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
54
59
100
93
91
75
66
33
19
36
34
3
4
13
11

Low Clouds (% Sky Obscured)

12
24
95
95
100
100
97
100
99
54
59
100
78
86
75
66
33
19
36
34
3
3
13
11

Medium Clouds (% Sky Obscured)

100
100
100
99
100
100
57
100
40
39
43
45
40
6
0
0
0
0
0
0
0
0
0
0

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
6
0
0
0
9
9
1
0
1
1
2
3
8
8
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
1
24
47
80
78
95
95
67
78
71
47
37
25
14
3
10
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0.1
0.5
0.3
1.1
0.7
0.2
0.4
0.4
0.2
0.1
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
4
3
4
6
4
5
6
6
12
14
16
19
18
16
16
14
13
12
12
11
10
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-7
-8
-8
-9
-10
-9
-9
-9
-8
-9
-9
-10
-14
-15
-15
-15
-16
-16
-16
-17
-17
-16
-16
-16

Dew Point (°C)

-7
-7
-7
-9
-8
-9
-6
-6
-5
-6
-8
-7
-9
-10
-11
-12
-13
-15
-15
-16
-16
-16
-16
-16

Relative Humidity (%)

85
85
85
80
77
76
92
92
96
85
73
84
82
79
77
75
69
65
66
66
66
67
70
70

Pressure (mb)

1015
1014
1014
1013
1011
1010
1009
1007
1005
1005
1005
1006
1008
1010
1011
1013
1014
1015
1016
1017
1018
1018
1018
1018

Ozone (du)

331
329
331
342
351
354
362
363
362
362
363
364
359
359
359
362
363
362
359
357
355
353
353
354

Tuesday 9

Waning Gibbous 75%

22:01

11:43

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

Sun - Rise: 07:41, Set: 16:33, Transit: 12:07. Moon - Rise: 22:01, Set: 11:43. Civil Dark: 17:07 - 07:07. Nautical Dark: 17:44 - 06:30. Astro Dark: 18:19 - 05:55

Total Clouds (% Sky Obscured)

20
21
25
4
4
3
3
3
4
3
2
2
5
2
1
0
0
5
6
84
100
100
100
100

Low Clouds (% Sky Obscured)

20
21
25
4
3
3
3
3
4
3
2
2
5
2
1
0
0
0
2
3
3
1
1
2

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
81
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
4
8
35
91
88
92

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 (%)

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 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)

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

Chance of Frost

Temperature (°C)

-11
-11
-11
-11
-11
-11
-11
-11
-11
-10
-9
-7
-6
-6
-6
-6
-6
-8
-8
-9
-9
-8
-7
-7

Feels Like (°C)

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

Dew Point (°C)

-15
-15
-15
-14
-14
-14
-14
-14
-14
-14
-15
-15
-14
-15
-14
-13
-12
-12
-12
-12
-12
-12
-12
-12

Relative Humidity (%)

75
75
73
76
76
78
78
78
78
72
61
56
53
50
51
54
62
72
77
78
75
70
67
68

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1019
1018
1018
1018
1018
1018
1018
1019
1019
1018
1018
1017

Ozone (du)

364
370
364
362
365
367
373
378
380
389
389
405
424
425
429
427
427
423
415
410
410
409
412
409

Wednesday 10

Waning Gibbous 65%

23:13

12:05

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
23 Bad

Sun - Rise: 07:42, Set: 16:33, Transit: 12:07. Moon - Rise: 23:13, Set: 12:05. Civil Dark: 17:07 - 07:08. Nautical Dark: 17:44 - 06:31. Astro Dark: 18:19 - 05:56

Total Clouds (% Sky Obscured)

98
100
100
100
100
95
99
96
89
96
100
100
100
100
95
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

13
38
45
72
74
78
83
86
87
96
98
83
87
75
80
88
48
27
53
78
91
87
96
98

Medium Clouds (% Sky Obscured)

97
100
100
100
100
88
97
87
65
75
67
100
99
61
78
100
100
95
52
100
100
100
97
100

High Clouds (% Sky Obscured)

82
26
92
50
1
27
4
15
31
20
20
100
27
100
21
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
3
3
9
5
1
0
1
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
Snow
Snow
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
Snow
Very Light Rain
Light Rain

Precipitation Probability (%)

0
2
5
7
23
20
24
81
95
88
63
30
19
6
3
4
1
1
10
30
37
51
65
79

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.7
0.9
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0.1
0.2
0.4

Wind Speed/Direction (mph)

4
5
5
8
9
10
11
11
11
14
14
11
10
8
7
4
2
2
3
3
3
3
4
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-10
-10
-8
-8
-7
-7
-6
-6
-5
-4
-3
-2
-1
-1
-1
-1
-1
-2
-3
-3
-2
-2
-2
-2

Dew Point (°C)

-11
-10
-9
-8
-7
-4
-5
-3
-1
1
2
1
1
1
1
1
1
-0
-1
-1
-1
0
0
1

Relative Humidity (%)

71
70
69
68
67
81
70
81
92
98
96
89
83
86
85
88
94
94
94
94
94
96
94
91

Pressure (mb)

1017
1016
1016
1015
1013
1012
1011
1010
1009
1008
1008
1007
1007
1006
1006
1007
1007
1007
1007
1007
1006
1006
1005
1004

Ozone (du)

401
399
397
399
399
398
392
390
385
374
360
352
348
349
351
352
348
345
342
342
341
339
335
337

Thursday 11

Third Quarter 55%

No Rise

12:23

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 OK
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:42, Set: 16:34, Transit: 12:08. Moon - Rise: No Rise, Set: 12:23. Civil Dark: 17:07 - 07:09. Nautical Dark: 17:44 - 06:32. Astro Dark: 18:19 - 05:56

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
97
96
81
92
73
66
94
96
97
88
90
79
98
98
27
92
96
50

Low Clouds (% Sky Obscured)

98
97
96
83
82
93
93
94
79
88
52
57
87
88
86
75
75
65
86
90
24
18
36
45

Medium Clouds (% Sky Obscured)

100
100
94
88
83
67
51
40
6
13
19
26
39
51
53
52
51
69
40
33
20
59
51
0

High Clouds (% Sky Obscured)

100
100
100
100
100
67
33
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

8
7
9
9
9
9
9
8
9
9
9
9
9
9
9
9
9
9
9
0
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
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
75
54
39
38
21
13
11
16
25
33
43
34
30
26
19
31
17
5
6
0
3

Precipitation Amount (mm)

0.6
0.6
0.7
0.4
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
11
9
10
12
14
14
13
12
10
10
11
10
10
9
9
7
8
8
9
10
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
88
91
90
90
90
93
91
88
88
88
82
81
78
86
80
88
85
86
94
78
67
75
79

Pressure (mb)

1002
1001
999
998
996
995
995
994
995
995
995
995
995
994
994
994
995
995
995
996
997
998
999
1000

Ozone (du)

334
335
332
327
327
324
322
325
323
322
328
328
324
323
319
317
313
315
322
321
321
318
316
316

Friday 12

Waning Crescent 44%

00:21

12:40

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

Sun - Rise: 07:43, Set: 16:34, Transit: 12:08. Moon - Rise: 00:21, Set: 12:40. Civil Dark: 17:07 - 07:10. Nautical Dark: 17:44 - 06:33. Astro Dark: 18:20 - 05:57

Total Clouds (% Sky Obscured)

34
34
34
38
39
32
27
23
23
31
39
44
50
56
6
6
11
16
25
44
71
92
98
99

Low Clouds (% Sky Obscured)

29
29
28
33
37
30
27
18
19
24
30
34
42
39
6
6
11
16
25
28
36
42
49
53

Medium Clouds (% Sky Obscured)

0
0
0
2
4
3
2
4
0
0
0
0
1
1
4
4
5
10
15
15
25
25
35
72

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 (%)

4
4
3
3
1
2
1
0
1
2
0
1
1
1
6
7
6
6
5
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
10
10
11
11
12
11
11
11
11
11
12
12
12
12
10
9
8
8
9
10
10
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-6
-7
-7
-8
-8
-8
-8
-9
-9
-9
-8
-7
-7
-7
-7
-6
-7
-7
-7
-8
-8
-9
-9
-9

Dew Point (°C)

-6
-7
-7
-8
-9
-9
-10
-10
-11
-11
-10
-10
-11
-10
-10
-9
-9
-9
-9
-9
-9
-9
-9
-9

Relative Humidity (%)

72
69
71
67
65
64
63
60
58
57
56
53
50
51
52
55
58
60
62
63
65
65
66
66

Pressure (mb)

1000
1000
1001
1001
1002
1002
1002
1002
1002
1003
1003
1003
1002
1002
1001
1002
1002
1002
1002
1003
1003
1004
1004
1004

Ozone (du)

319
318
322
329
338
343
354
355
354
350
347
345
342
347
346
348
351
353
351
349
348
348
349
350

Saturday 13

Waning Crescent 35%

01:26

12:57

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
23 Bad

Sun - Rise: 07:44, Set: 16:34, Transit: 12:09. Moon - Rise: 01:26, Set: 12:57. Civil Dark: 17:07 - 07:11. Nautical Dark: 17:44 - 06:34. Astro Dark: 18:20 - 05:58

Total Clouds (% Sky Obscured)

98
97
88
79
70
70
48
44
56
74
93
90
89
88
81
76
71
74
76
74
67
61
54
66

Low Clouds (% Sky Obscured)

57
61
62
62
57
41
41
41
43
44
46
62
72
81
77
72
68
67
70
74
67
61
54
47

Medium Clouds (% Sky Obscured)

79
81
57
28
0
0
0
0
10
27
45
50
55
55
39
25
12
24
34
47
48
54
54
64

High Clouds (% Sky Obscured)

0
0
0
1
1
2
2
1
0
0
0
10
20
25
23
18
0
0
0
0
0
0
0
32

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3
0
3
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
None
None
None
None
None
None
None
None
Snow
Snow
None
None

Precipitation Probability (%)

0
0
1
2
2
8
12
11
12
11
4
5
6
1
4
6
4
18
29
37
45
47
39
34

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
69
69
72
72
74
76
79
80
75
68
63
60
58
56
62
68
73
79
82
87
79
72
65

Pressure (mb)

1005
1005
1005
1006
1006
1006
1007
1007
1007
1008
1008
1008
1008
1008
1007
1008
1008
1008
1008
1008
1008
1009
1009
1010

Ozone (du)

351
352
353
356
358
360
363
365
368
370
372
374
376
377
379
377
375
373
376
379
382
380
378
376

Sunday 14

Waning Crescent 26%

02:31

13:14

Sun - Rise: 07:45, Set: 16:34, Transit: 12:09. Moon - Rise: 02:31, Set: 13:14. Civil Dark: 17:08 - 07:11. Nautical Dark: 17:45 - 06:34. Astro Dark: 18:20 - 05:59

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Lower Sackville, Canada (44.78,-63.68)

Generated: 08/12/25 00:30:25. Forecast: 08/12/25 to 14/12/25. Timezone: UTC-4.00