Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 31

Waxing Gibbous 92%

14:30

06:17

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:52, Set: 16:45, Transit: 12:18. Moon - Rise: 14:30, Set: 06:17. Civil Dark: 17:18 - 07:18. Nautical Dark: 17:55 - 06:41. Astro Dark: 18:30 - 06:06

Total Clouds (% Sky Obscured)

83
86
91
96
99
98
100
93
84
85
81
95
71
94
98
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

16
5
81
92
97
37
46
64
76
74
68
92
59
90
82
89
68
81
93
95
100
100
100
100

Medium Clouds (% Sky Obscured)

83
86
88
83
91
90
100
84
46
21
27
8
25
27
87
100
89
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

40
20
25
2
1
39
91
46
20
2
0
1
2
12
67
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
3
1
6
8
8
5
5
7
9
1
0
5
0
0
0
0
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
100

Precipitation Type

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

Precipitation Probability (%)

0
0
2
6
17
14
21
16
14
0
5
7
28
28
33
44
44
28
45
76
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0
0
0.5
0.9
1.6
2.6
1.6

Wind Speed/Direction (mph)

7
7
6
6
5
4
3
4
4
3
3
3
4
7
8
9
10
11
12
14
17
19
20
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
69
68
71
75
84
89
92
94
96
98
91
86
84
78
78
89
96
91
94
96
94
94
94

Pressure (mb)

1007
1008
1008
1009
1009
1009
1008
1008
1008
1008
1008
1007
1007
1007
1006
1006
1006
1005
1003
1001
999
997
995
994

Ozone (du)

407
420
404
395
403
404
408
407
399
393
388
389
386
386
383
387
385
379
376
376
379
387
382
399

Thursday 1

Waxing Gibbous 97%

15:36

07:29

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:52, Set: 16:46, Transit: 12:19. Moon - Rise: 15:36, Set: 07:29. Civil Dark: 17:19 - 07:18. Nautical Dark: 17:56 - 06:41. Astro Dark: 18:30 - 06:06

Total Clouds (% Sky Obscured)

100
71
85
100
73
50
82
100
96
91
92
100
89
78
86
53
54
95
88
68
57
57
45
46

Low Clouds (% Sky Obscured)

97
54
74
100
73
35
78
100
96
91
92
100
89
72
86
37
24
31
88
68
57
53
43
46

Medium Clouds (% Sky Obscured)

100
41
50
70
0
0
3
0
0
0
0
0
0
0
4
0
2
34
19
9
0
0
0
0

High Clouds (% Sky Obscured)

0
3
4
10
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
0
9
9
9
9
0
9
9
7
7
9
9
9
9
9
9
9
9
7
9
9

Fog (%)

99
44
6
0
0
0
0
3
9
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
41
34
53
46
15
21
27
13
12
8
17
6
7
6
7
2
2
3
3
4
3
0
0

Precipitation Amount (mm)

0.8
0
0
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

2
2
1
0
-1
-2
-2
-3
-3
-4
-5
-6
-6
-7
-8
-8
-8
-8
-7
-7
-7
-7
-8
-8

Feels Like (°C)

-2
-2
-2
-5
-7
-8
-7
-9
-10
-10
-11
-12
-12
-14
-13
-15
-13
-13
-14
-14
-14
-13
-13
-13

Dew Point (°C)

1
0
-1
-0
-4
-7
-7
-6
-5
-7
-8
-9
-10
-12
-12
-13
-15
-15
-16
-15
-14
-13
-14
-15

Relative Humidity (%)

91
89
91
96
75
66
72
78
87
76
76
76
74
70
68
65
57
57
51
52
57
60
58
60

Pressure (mb)

993
993
992
992
992
992
992
991
993
994
995
996
997
998
999
1000
1000
1000
1000
999
999
1000
1000
1000

Ozone (du)

398
394
396
412
415
408
414
413
387
381
390
382
369
367
371
367
363
361
367
363
373
368
368
366

Friday 2

Waxing Gibbous 100%

16:54

08:26

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

Sun - Rise: 07:52, Set: 16:47, Transit: 12:19. Moon - Rise: 16:54, Set: 08:26. Civil Dark: 17:20 - 07:18. Nautical Dark: 17:57 - 06:42. Astro Dark: 18:31 - 06:06

Total Clouds (% Sky Obscured)

39
18
40
51
21
19
19
10
11
12
17
14
15
6
0
19
49
92
86
88
87
78
59
60

Low Clouds (% Sky Obscured)

38
14
22
16
15
14
14
8
9
8
11
8
10
4
0
11
48
92
86
88
87
78
59
60

Medium Clouds (% Sky Obscured)

0
1
19
35
2
0
0
0
0
0
0
0
1
0
0
2
2
9
3
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
2
11
1
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 (%)

1
1
2
4
4
4
4
4
7
7
7
7
5
5
4
4
6
6
9
9
10
10
6
13

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-15
-15
-15
-15
-15
-16
-16
-16
-15
-15
-15
-16
-16
-16
-16
-15
-15
-15
-15
-15
-15
-15
-15
-15

Relative Humidity (%)

60
62
62
64
64
62
62
64
65
66
66
65
63
62
62
62
59
56
53
53
55
58
59
64

Pressure (mb)

1001
1002
1002
1003
1003
1003
1003
1003
1003
1004
1004
1004
1005
1005
1005
1006
1007
1007
1006
1006
1007
1007
1008
1009

Ozone (du)

363
369
372
368
373
379
373
374
370
369
371
378
387
405
393
368
357
350
353
361
360
362
370
374

Saturday 3

Full Moon 99%

No Rise

09:09

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:51, Set: 16:48, Transit: 12:20. Moon - Rise: No Rise, Set: 09:09. Civil Dark: 17:21 - 07:18. Nautical Dark: 17:58 - 06:42. Astro Dark: 18:32 - 06:06

Total Clouds (% Sky Obscured)

71
86
87
86
77
74
79
55
94
100
100
100
100
100
100
100
100
92
99
99
99
99
99
98

Low Clouds (% Sky Obscured)

71
84
84
80
69
60
54
21
18
30
29
56
49
34
52
67
89
82
87
89
90
90
88
90

Medium Clouds (% Sky Obscured)

0
0
0
0
0
23
46
55
92
100
100
100
100
100
100
100
100
72
92
91
94
94
95
51

High Clouds (% Sky Obscured)

0
0
0
0
0
33
67
55
94
100
100
100
100
100
75
50
25
17
8
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

21
14
16
20
14
13
10
4
5
4
1
2
2
0
3
7
10
24
32
44
42
32
31
33

Precipitation Amount (mm)

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
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-10
-10
-10
-11
-11
-11
-11
-12
-12
-12
-12
-12
-12
-11
-11
-11
-10
-10
-9
-9
-9
-9
-9
-9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
75
75
69
67
66
67
69
70
70
70
70
67
66
65
62
60
60
60
65
78
80
80
85

Pressure (mb)

1010
1011
1012
1013
1013
1014
1014
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1015
1014
1013
1012
1012
1011
1010

Ozone (du)

373
370
365
363
360
357
357
356
355
356
356
355
353
348
346
345
342
338
334
329
327
328
333
335

Sunday 4

Waning Gibbous 95%

18:17

09:41

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:51, Set: 16:49, Transit: 12:20. Moon - Rise: 18:17, Set: 09:41. Civil Dark: 17:22 - 07:18. Nautical Dark: 17:59 - 06:41. Astro Dark: 18:33 - 06:06

Total Clouds (% Sky Obscured)

98
97
95
93
91
91
89
83
82
77
78
76
76
76
77
76
70
72
85
100
100
93
86
72

Low Clouds (% Sky Obscured)

89
91
91
89
87
88
84
83
82
77
78
76
76
76
77
76
70
72
85
66
65
65
60
58

Medium Clouds (% Sky Obscured)

53
24
12
7
2
2
1
0
0
0
0
0
0
0
3
6
9
6
4
2
1
1
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)

0
0
0
0
0
0
0
1
2
9
7
6
7
9
9
9
9
9
9
9
9
9
8
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

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

Precipitation Probability (%)

36
36
33
34
23
32
26
13
6
5
6
6
4
3
6
5
2
4
5
4
7
8
4
10

Precipitation Amount (mm)

0.1
0.1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-11
-11
-12
-12
-13
-14
-14
-15
-16
-16
-16
-17
-17
-18
-18
-19
-19
-19
-19
-19
-19
-19
-19
-18

Relative Humidity (%)

85
87
83
85
85
81
81
78
76
73
76
74
74
70
70
65
62
58
56
56
53
57
60
64

Pressure (mb)

1010
1010
1010
1009
1009
1009
1009
1009
1009
1010
1010
1011
1011
1012
1013
1013
1014
1015
1015
1015
1015
1015
1016
1017

Ozone (du)

336
337
339
340
341
339
337
340
343
348
349
346
346
350
353
358
363
368
368
368
369
370
371
372

Monday 5

Waning Gibbous 89%

19:37

10:05

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:51, Set: 16:50, Transit: 12:20. Moon - Rise: 19:37, Set: 10:05. Civil Dark: 17:23 - 07:18. Nautical Dark: 17:59 - 06:41. Astro Dark: 18:34 - 06:06

Total Clouds (% Sky Obscured)

61
63
69
77
84
87
87
87
90
92
95
98
96
95
93
94
96
95
96
100
97
94
90
80

Low Clouds (% Sky Obscured)

57
63
62
60
59
46
34
28
34
28
26
29
34
35
48
58
90
93
96
100
96
92
89
80

Medium Clouds (% Sky Obscured)

0
0
13
27
38
44
50
52
42
63
67
69
75
63
71
80
74
70
70
65
61
57
48
47

High Clouds (% Sky Obscured)

0
0
16
32
48
41
37
33
22
10
0
0
0
0
0
0
0
0
0
0
1
3
4
14

ISS Passover

Visibility (miles)

7
6
5
7
8
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
Snow
None
None
None
None
None
Snow
Snow
Snow
Snow
Snow
Frozen rai
Frozen rai

Precipitation Probability (%)

12
10
11
11
9
10
8
5
20
30
39
39
39
36
37
38
40
56
68
79
78
74
68
53

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-13
-14
-14
-14
-14
-14
-14
-14
-13
-13
-13
-12
-12
-12
-12
-10
-8
-7
-6
-5
-4
-4
-4
-4

Feels Like (°C)

-18
-19
-19
-19
-18
-18
-18
-18
-18
-17
-17
-16
-16
-15
-15
-13
-13
-12
-12
-11
-11
-8
-9
-8

Dew Point (°C)

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

Relative Humidity (%)

67
68
70
70
69
69
70
70
71
73
73
75
76
78
80
73
68
64
62
60
58
62
66
72

Pressure (mb)

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

Ozone (du)

372
373
373
371
369
367
365
363
361
361
361
362
366
369
373
375
378
380
381
383
385
388
391
395

Tuesday 6

Waning Gibbous 81%

20:53

10:26

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
13 Bad

Sun - Rise: 07:51, Set: 16:51, Transit: 12:21. Moon - Rise: 20:53, Set: 10:26. Civil Dark: 17:24 - 07:18. Nautical Dark: 17:59 - 06:41. Astro Dark: 18:35 - 06:06

Total Clouds (% Sky Obscured)

76
76
81
82
80
80
80
63
58
52
51
51
60
65
83
83
87
93
95
97

Low Clouds (% Sky Obscured)

76
76
73
76
74
72
69
63
58
52
51
51
60
65
83
81
86
86
81
81

Medium Clouds (% Sky Obscured)

42
38
26
17
7
5
5
3
3
4
5
5
4
4
9
15
31
41
45
45

High Clouds (% Sky Obscured)

23
33
42
36
0
0
0
0
0
0
0
1
1
2
3
5
6
29
55
91

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

37
21
17
11
4
7
6
1
1
1
0
4
5
3
8
8
5
9
10
9

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
78
82
82
84
85
85
84
83
83
83
83
85
85
87
79
73
65
66
67

Pressure (mb)

1016
1016
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1018
1017

Ozone (du)

399
402
406
394
381
369
375
381
387
381
375
369
369
368
367
364
360
357
359
360

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

Generated: 31/12/25 18:02:35. Forecast: 31/12/25 to 06/01/26. Timezone: UTC-4.00