Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 10

Waning Gibbous 54%

23:20

12:26

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

Sun - Rise: 07:41, Set: 16:40, Transit: 12:11. Moon - Rise: 23:20, Set: 12:26. Civil Dark: 17:13 - 07:09. Nautical Dark: 17:49 - 06:33. Astro Dark: 18:24 - 05:58

Total Clouds (% Sky Obscured)

94
84
68
53
80
62
57
20
22
26
29
32
19
12
37
47
24
23
5
10
13
18
2
2

Low Clouds (% Sky Obscured)

33
33
35
43
79
62
57
20
22
26
27
14
0
10
37
47
24
23
5
10
13
18
0
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

4
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
4
7
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
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 (%)

9
29
14
9
14
17
15
13
13
10
13
13
11
20
11
9
11
11
9
9
6
5
3
2

Precipitation Amount (mm)

0
0.2
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)

19
18
17
12
15
16
15
14
13
12
10
9
10
12
13
14
14
15
15
14
13
12
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
82
82
83
82
77
75
72
74
74
77
78
80
77
74
73
71
71
71
70
71
72
72
72

Pressure (mb)

998
999
1000
1001
1002
1003
1004
1004
1004
1005
1006
1006
1007
1007
1008
1007
1007
1007
1008
1008
1009
1010
1011
1012

Ozone (du)

343
348
348
351
354
367
373
372
378
382
384
388
385
387
388
385
384
381
379
377
374
372
373
367

Thursday 11

Third Quarter 44%

00:26

12:44

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

Sun - Rise: 07:42, Set: 16:40, Transit: 12:11. Moon - Rise: 00:26, Set: 12:44. Civil Dark: 17:13 - 07:10. Nautical Dark: 17:49 - 06:33. Astro Dark: 18:24 - 05:58

Total Clouds (% Sky Obscured)

2
10
16
3
2
4
3
3
6
11
15
5
7
3
20
27
34
53
52
52
38
68
100
100

Low Clouds (% Sky Obscured)

1
10
13
2
2
3
3
3
6
11
15
4
6
3
15
18
24
53
34
36
22
24
39
38

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
16
48
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
48
67
55

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 (%)

3
3
3
2
1
1
0
0
0
0
1
1
1
1
1
2
1
2
3
4
3
3
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)

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

Chance of Frost

Temperature (°C)

-9
-9
-10
-10
-10
-10
-11
-10
-10
-10
-10
-10
-8
-6
-4
-3
-2
-2
-2
-2
-4
-4
-5
-5

Feels Like (°C)

-13
-13
-13
-14
-13
-13
-14
-14
-13
-13
-13
-13
-11
-10
-7
-6
-5
-4
-5
-5
-7
-7
-9
-9

Dew Point (°C)

-13
-13
-12
-13
-13
-13
-13
-13
-13
-12
-12
-12
-11
-8
-6
-5
-4
-4
-4
-4
-5
-6
-6
-6

Relative Humidity (%)

74
75
80
81
81
81
81
81
81
83
83
83
83
84
85
87
86
86
84
86
89
90
90
90

Pressure (mb)

1012
1013
1013
1014
1014
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1015
1015
1015
1016
1016
1016
1016
1016

Ozone (du)

367
369
361
363
366
365
361
358
363
359
356
356
353
348
346
352
352
353
345
348
352
345
348
352

Friday 12

Waning Crescent 34%

01:31

13:01

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 Bad
12 Bad
13 Bad
14 OK
15 OK
16 OK
17 OK
18 Good
19 OK
20 Bad

Sun - Rise: 07:43, Set: 16:40, Transit: 12:12. Moon - Rise: 01:31, Set: 13:01. Civil Dark: 17:13 - 07:10. Nautical Dark: 17:49 - 06:34. Astro Dark: 18:24 - 05:59

Total Clouds (% Sky Obscured)

100
100
100
99
100
100
99
96
91
89
87
62
15
33
70
52
48
35
30
30
21
9
15
46

Low Clouds (% Sky Obscured)

34
44
52
50
84
77
89
40
56
84
83
61
13
33
70
45
40
30
25
26
21
8
13
43

Medium Clouds (% Sky Obscured)

100
100
100
99
100
100
86
38
35
39
41
0
0
0
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
9
9
9
7
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
1
4
15
21
30
14
9
10
9
6
6
2
4
1
3
2
1
1
1
1
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)

8
7
7
6
6
6
5
6
7
8
11
14
14
14
15
16
16
16
16
15
15
15
15
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
89
87
87
87
87
87
87
85
85
85
82
81
81
80
79
76
76
74
75
77
78
77
78

Pressure (mb)

1016
1016
1016
1015
1014
1014
1014
1013
1012
1011
1011
1011
1012
1012
1013
1012
1012
1013
1014
1014
1015
1016
1017
1017

Ozone (du)

360
365
374
375
376
369
370
375
377
378
378
374
375
379
369
369
371
371
371
372
370
368
367
362

Saturday 13

Waning Crescent 25%

02:35

13:20

21 OK
22 OK
23 OK
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 OK
14 OK
15 OK
16 OK
17 Good
18 Good
19 Good
20 Good

Sun - Rise: 07:44, Set: 16:40, Transit: 12:12. Moon - Rise: 02:35, Set: 13:20. Civil Dark: 17:13 - 07:11. Nautical Dark: 17:49 - 06:35. Astro Dark: 18:24 - 06:00

Total Clouds (% Sky Obscured)

24
34
41
50
55
53
91
81
83
78
71
62
45
52
55
50
33
35
39
20
9
2
2
2

Low Clouds (% Sky Obscured)

24
24
22
19
18
16
55
45
35
6
37
47
44
44
39
33
26
31
36
19
9
1
1
1

Medium Clouds (% Sky Obscured)

0
12
23
32
33
42
42
41
79
75
64
22
1
35
31
0
2
3
2
2
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
9
9
9
9
9
8
1
8
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
3
3
1
7
8
4
9
15
16
25
14
12
13
10
7
7
9
2
3
4
2
4
4

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
77
77
77
75
77
78
80
80
80
82
88
87
85
82
82
80
80
80
79
80
79
78
78

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1019
1020
1021
1021
1021
1022
1023
1024
1025
1026
1027
1028
1029

Ozone (du)

362
363
366
366
366
365
365
369
372
369
373
366
355
350
344
343
343
337
340
339
338
339
348
355

Sunday 14

Waning Crescent 17%

03:39

13:40

21 Good
22 Good
23 OK
00 OK
01 OK
02 OK
03 OK
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

Sun - Rise: 07:44, Set: 16:41, Transit: 12:13. Moon - Rise: 03:39, Set: 13:40. Civil Dark: 17:13 - 07:12. Nautical Dark: 17:50 - 06:35. Astro Dark: 18:25 - 06:00

Total Clouds (% Sky Obscured)

2
10
19
26
31
34
36
49
86
100
100
100
100
100
100
100
100
100
100
99
99
98
99
99

Low Clouds (% Sky Obscured)

1
10
19
26
28
25
22
15
8
1
37
70
99
91
84
78
66
69
75
77
79
93
97
99

Medium Clouds (% Sky Obscured)

0
0
0
0
6
14
21
35
46
55
96
100
100
100
100
100
100
100
100
99
98
97
85
74

High Clouds (% Sky Obscured)

0
0
0
0
4
2
3
13
86
100
100
100
100
92
83
75
75
76
75
31
8
6
3
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
7
1
9
9
9
1
1
1
2
3
3
3
3
5

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
Snow
Snow
Snow
Snow
None
None
None
Snow
None
None
None

Precipitation Probability (%)

3
7
9
3
7
7
0
4
4
0
3
3
4
42
58
73
41
40
38
41
43
37
31
21

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

7
6
6
6
7
6
5
4
4
3
4
5
5
7
9
11
12
13
14
14
14
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-12
-12
-12
-13
-13
-13
-13
-13
-13
-13
-12
-11
-9
-8
-8
-7
-7
-8
-8
-8
-8
-9
-8
-9

Relative Humidity (%)

80
83
86
86
85
85
85
85
86
86
86
90
88
87
84
84
87
85
82
82
80
80
82
80

Pressure (mb)

1029
1030
1030
1030
1030
1030
1030
1030
1029
1029
1029
1028
1028
1027
1026
1024
1023
1021
1020
1019
1018
1018
1017
1017

Ozone (du)

358
349
348
349
338
318
302
287
277
276
274
273
273
274
276
279
284
286
287
289
290
290
291
295

Monday 15

Waning Crescent 11%

04:44

14:05

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
20 Bad

Sun - Rise: 07:45, Set: 16:41, Transit: 12:13. Moon - Rise: 04:44, Set: 14:05. Civil Dark: 17:14 - 07:12. Nautical Dark: 17:50 - 06:36. Astro Dark: 18:25 - 06:01

Total Clouds (% Sky Obscured)

100
85
69
56
61
67
71
81
90
95
90
82
71
61
55
56
69
86
97
98
98
98
96
95

Low Clouds (% Sky Obscured)

100
85
69
56
61
59
58
67
74
70
61
54
44
53
55
56
69
83
90
91
92
89
80
67

Medium Clouds (% Sky Obscured)

63
42
21
0
0
0
0
10
20
25
25
20
15
11
16
21
16
16
4
7
10
16
27
40

High Clouds (% Sky Obscured)

2
0
1
0
32
61
71
81
90
95
90
52
53
36
17
5
26
47
68
79
89
98
96
95

ISS Passover

Visibility (miles)

7
9
9
9
9
9
9
9
7
5
3
5
7
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 (%)

9
9
7
4
12
16
16
18
16
12
12
8
1
2
3
0
1
2
0
1
1
0
4
1

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)

12
12
12
12
11
10
10
9
8
7
6
6
5
4
3
3
4
4
4
4
5
6
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
80
82
83
85
87
87
87
89
89
92
89
87
85
84
82
81
82
86
87
86
86
84
84

Pressure (mb)

1017
1016
1017
1017
1017
1018
1018
1019
1019
1020
1020
1021
1022
1023
1023
1022
1022
1022
1022
1022
1022
1022
1021
1021

Ozone (du)

299
303
301
300
298
298
297
296
291
285
279
278
277
276
275
273
272
269
267
265
263
261
259
259

Tuesday 16

Waning Crescent 6%

05:49

14:35

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

Sun - Rise: 07:46, Set: 16:41, Transit: 12:14. Moon - Rise: 05:49, Set: 14:35. Civil Dark: 17:14 - 07:13. Nautical Dark: 17:50 - 06:37. Astro Dark: 18:25 - 06:02

Total Clouds (% Sky Obscured)

93
90
86
83
88
94
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

54
59
63
68
74
79
84
89
94
99
92
87
83
89
94
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

46
42
43
40
52
69
86
85
85
85
90
95
100
94
85
78
62
42
25
20
15
11

High Clouds (% Sky Obscured)

93
77
42
21
47
72
100
100
100
100
100
100
100
70
43
15
47
56
55
11
3
2

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

Fog (%)

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

Precipitation Probability (%)

0
1
2
2
6
5
1
6
7
6
23
34
44
51
55
58
66
67
70
71
66
54

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
83
83
84
83
83
84
84
84
84
86
86
86
88
88
89
89
91
93
91
89
88

Pressure (mb)

1020
1020
1019
1018
1018
1017
1016
1015
1015
1014
1013
1013
1012
1012
1011
1010
1009
1009
1009
1009
1010
1011

Ozone (du)

259
258
260
262
264
266
267
269
272
275
278
283
287
292
294
297
299
300
302
303
304
304

Forecast for Don Mills, Canada (43.73,-79.34)

Generated: 10/12/25 21:26:49. Forecast: 10/12/25 to 16/12/25. Timezone: UTC-5.00