Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 24

Waxing Crescent 21%

10:51

21:18

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

Sun - Rise: 07:50, Set: 16:38, Transit: 12:14. Moon - Rise: 10:51, Set: 21:18. Civil Dark: 17:12 - 07:17. Nautical Dark: 17:49 - 06:40. Astro Dark: 18:25 - 06:04

Total Clouds (% Sky Obscured)

92
94
95
94
92
95
92
89
88
62
57
50
45
8
20
26
34
32
37
46
86
100
100
100

Low Clouds (% Sky Obscured)

75
75
82
91
88
85
63
87
76
22
17
2
3
5
18
25
29
20
30
34
37
25
42
70

Medium Clouds (% Sky Obscured)

92
94
83
77
74
70
63
49
53
45
45
50
45
3
2
0
0
0
0
0
23
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
36
29
7
0
1
8
3
1
0
0
0
0
2
2
7
47
94
100
100

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
1
1
1
1

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
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)

8
8
9
10
9
9
9
9
10
9
9
9
9
8
7
6
6
5
4
4
4
3
3
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-14
-13
-12
-11
-10
-10
-11
-11
-11
-12
-12
-12
-12
-12
-10
-10
-10
-10
-10
-10
-10
-12
-11
-10

Dew Point (°C)

-15
-14
-13
-12
-13
-13
-13
-12
-12
-13
-13
-13
-13
-13
-12
-12
-12
-12
-12
-11
-11
-11
-11
-11

Relative Humidity (%)

61
60
60
57
54
53
55
60
61
59
59
60
62
64
68
70
72
74
74
77
77
80
79
74

Pressure (mb)

1018
1018
1017
1016
1016
1017
1018
1018
1019
1020
1020
1020
1020
1019
1019
1018
1019
1018
1018
1017
1017
1016
1015
1014

Ozone (du)

374
363
367
366
369
375
377
379
380
382
390
398
402
398
396
400
399
406
403
395
389
390
395
402

Thursday 25

Waxing Crescent 30%

11:11

22:29

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:51, Set: 16:39, Transit: 12:15. Moon - Rise: 11:11, Set: 22:29. Civil Dark: 17:13 - 07:17. Nautical Dark: 17:50 - 06:40. Astro Dark: 18:25 - 06:05

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
99
97
99
98
99
99
96
96
92
79
86
79
61
87
89

Low Clouds (% Sky Obscured)

71
95
96
98
96
94
91
95
94
96
95
97
94
93
78
84
92
91
78
84
79
61
62
56

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
98
94
88
93
93
96
93
85
85
44
2
22
1
0
37
44

High Clouds (% Sky Obscured)

100
100
100
75
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
0
0
0
0
0
0
0
0
1
1
5
1
5
5
9
6
5
2
5
7
9
9

Fog (%)

1
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

5
26
53
59
62
67
71
80
72
50
38
27
28
20
19
17
18
20
22
10
20
9
10
9

Precipitation Amount (mm)

0
0
0.2
0.2
0.2
0.3
0.4
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
4
5
4
3
3
3
4
4
5
5
6
7
8
8
9
10
10
11
13
14
15
16
16

Chance of Frost

Temperature (°C)

-6
-6
-6
-6
-5
-5
-5
-5
-6
-6
-6
-6
-6
-6
-7
-7
-7
-7
-7
-7
-7
-7
-8
-7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
66
79
84
85
87
92
94
92
90
90
89
87
89
87
87
83
82
82
83
79
74
72
71

Pressure (mb)

1013
1012
1010
1008
1007
1005
1004
1003
1003
1003
1003
1003
1003
1003
1003
1003
1004
1004
1005
1005
1007
1008
1009
1010

Ozone (du)

410
415
427
434
436
436
437
439
440
429
422
422
425
426
428
430
428
420
414
411
408
402
400
402

Friday 26

Waxing Crescent 40%

11:30

23:40

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:51, Set: 16:40, Transit: 12:15. Moon - Rise: 11:30, Set: 23:40. Civil Dark: 17:13 - 07:18. Nautical Dark: 17:50 - 06:41. Astro Dark: 18:26 - 06:05

Total Clouds (% Sky Obscured)

90
70
55
53
51
58
59
45
44
63
71
88
85
88
79
76
75
86
93
97
90
78
79
79

Low Clouds (% Sky Obscured)

59
61
55
53
51
58
59
45
44
63
71
88
85
88
79
76
75
77
80
85
85
78
79
79

Medium Clouds (% Sky Obscured)

35
12
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
48
19
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11
59
85
85
22
0
0
0

ISS Passover

Visibility (miles)

9
9
6
7
9
9
9
9
9
9
9
9
6
6
7
9
9
9
9
7
7
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1

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 (%)

5
22
20
7
4
6
4
3
1
2
2
4
3
14
2
4
1
2
4
4
4
14
2
2

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
66
65
63
61
62
66
68
67
70
72
74
77
78
75
75
74
72
74
77
77
79
79
76

Pressure (mb)

1011
1011
1011
1012
1012
1014
1014
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1016
1016
1016
1017
1017
1017

Ozone (du)

404
414
422
420
411
415
407
397
390
377
372
374
369
366
365
367
364
359
359
354
355
355
357
358

Saturday 27

First Quarter 52%

11:48

00:53

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:51, Set: 16:41, Transit: 12:16. Moon - Rise: 11:48, Set: 00:53. Civil Dark: 17:14 - 07:18. Nautical Dark: 17:51 - 06:41. Astro Dark: 18:27 - 06:05

Total Clouds (% Sky Obscured)

78
78
77
82
81
84
83
85
85
85
78
74
63
62
61
60
70
70
70
70
70
75
80
80

Low Clouds (% Sky Obscured)

78
77
75
77
78
76
71
77
75
73
56
56
34
39
6
4
3
2
2
3
3
2
4
4

Medium Clouds (% Sky Obscured)

0
0
0
3
18
23
35
35
35
40
40
22
40
28
16
25
25
30
35
35
40
43
55
55

High Clouds (% Sky Obscured)

0
0
0
0
4
0
5
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
3
3
0
1
1
2
5
9
9
9
9
9
9
9
9
9
9

Fog (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

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
5
2
2
2
5
12
11
6
13
10
10
7
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-12
-11
-10
-11
-10
-11
-11
-12
-12
-12
-12
-12
-13
-14
-13
-14
-14
-14
-14
-14
-14
-14
-14
-13

Dew Point (°C)

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

Relative Humidity (%)

73
69
68
68
69
70
73
77
80
84
85
85
85
82
73
67
62
56
50
50
51
52
54
56

Pressure (mb)

1017
1016
1016
1015
1015
1015
1016
1016
1016
1016
1016
1015
1015
1015
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013

Ozone (du)

358
354
351
351
357
360
359
360
362
363
366
371
373
373
372
371
372
372
372
371
370
370
369
369

Sunday 28

Waxing Gibbous 63%

12:08

02:10

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

Sun - Rise: 07:51, Set: 16:41, Transit: 12:16. Moon - Rise: 12:08, Set: 02:10. Civil Dark: 17:15 - 07:18. Nautical Dark: 17:52 - 06:41. Astro Dark: 18:27 - 06:05

Total Clouds (% Sky Obscured)

80
75
70
70
70
70
70
15
8
20
3
2
2
22
43
65
14
27
44
61
78
93
97
99

Low Clouds (% Sky Obscured)

4
4
4
4
4
4
3
3
3
3
3
2
2
0
0
0
6
11
19
41
74
93
97
99

Medium Clouds (% Sky Obscured)

55
60
70
70
70
70
58
5
4
0
0
0
0
8
13
19
5
4
4
9
14
16
32
39

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
0
0
0
13
23
55
14
27
21
47
73
93
70
43

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 (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

Precipitation Type

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

Precipitation Probability (%)

0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
16
25
35
39
38
33
57
73

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
0.2
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
53
51
50
51
51
52
54
54
54
53
55
60
67
71
74
79
79
80
79
79
79
79
69

Pressure (mb)

1013
1013
1012
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1005
1004
1003
1002
1001
1000
998

Ozone (du)

371
374
375
375
372
369
364
368
377
383
384
381
380
376
370
367
364
364
364
364
361
359
357
356

Monday 29

Waxing Gibbous 74%

12:31

03:31

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:51, Set: 16:42, Transit: 12:17. Moon - Rise: 12:31, Set: 03:31. Civil Dark: 17:16 - 07:18. Nautical Dark: 17:53 - 06:41. Astro Dark: 18:28 - 06:06

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
92
90
87
93
97
99
92
85
81
84
86
88
89
86
87
87
86

Low Clouds (% Sky Obscured)

100
100
100
100
97
97
100
92
86
79
84
90
95
88
81
75
76
76
76
79
80
78
80
83

Medium Clouds (% Sky Obscured)

51
70
66
58
62
67
73
57
44
37
58
73
81
61
40
21
21
19
19
28
40
47
32
15

High Clouds (% Sky Obscured)

15
25
50
74
74
75
75
50
25
10
0
0
0
8
11
8
8
6
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

Precipitation Type

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

Precipitation Probability (%)

84
79
71
63
69
71
73
73
74
82
72
60
43
36
28
14
22
22
17
21
21
16
21
24

Precipitation Amount (mm)

0.5
0.4
0.3
0.3
0.3
0.4
0.4
0.4
0.3
0.4
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-2
-1
-0
1
2
2
3
4
4
4
3
3
3
3
2
2
1
0
-0
-1
-2
-2
-2
-2

Feels Like (°C)

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

Dew Point (°C)

-8
-9
-8
-6
-5
-2
1
4
3
3
3
2
1
1
1
-1
-2
-3
-3
-4
-4
-5
-5
-5

Relative Humidity (%)

62
55
56
59
60
72
85
98
96
98
98
94
91
88
88
84
81
81
81
81
81
81
79
78

Pressure (mb)

997
995
992
990
987
985
984
982
981
979
978
977
977
976
977
978
979
980
981
982
984
985
986
987

Ozone (du)

355
354
354
353
352
351
350
349
352
356
360
361
362
363
362
361
360
360
361
361
362
362
362
364

Tuesday 30

Waxing Gibbous 84%

13:00

04:55

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

Sun - Rise: 07:52, Set: 16:43, Transit: 12:17. Moon - Rise: 13:00, Set: 04:55. Civil Dark: 17:16 - 07:18. Nautical Dark: 17:53 - 06:41. Astro Dark: 18:29 - 06:06

Total Clouds (% Sky Obscured)

85
85
85
87
88
90
91
93
95
98
99
99
100
91
82
69
55
47
42
60
78
97

Low Clouds (% Sky Obscured)

85
85
85
87
88
90
91
86
80
72
67
64
63
60
57
52
50
44
42
39
37
35

Medium Clouds (% Sky Obscured)

1
1
1
2
1
1
0
20
38
57
61
65
71
48
33
11
20
25
31
37
50
76

High Clouds (% Sky Obscured)

0
0
0
0
1
2
2
2
1
0
0
1
1
2
7
11
15
40
37
44
45
60

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
7
6
4
6
7
9
9
9
9
9
9

Fog (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

29
30
29
28
26
22
17
15
13
7
12
15
17
19
18
15
14
11
2
3
4
2

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
77
71
68
64
64
64
65
67
68
69
73
76
81
76
73
69
70
70
72
73
74

Pressure (mb)

988
989
990
991
992
993
994
996
997
998
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011

Ozone (du)

365
366
366
367
367
376
385
395
399
404
408
408
407
407
408
409
409
406
402
398
397
396

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

Generated: 24/12/25 10:24:05. Forecast: 24/12/25 to 30/12/25. Timezone: UTC-4.00