Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 29

Waxing Gibbous 69%

13:19

01:50

10 OK
11 OK
12 OK
13 OK
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: 07:24, Set: 16:30, Transit: 11:56. Moon - Rise: 13:19, Set: 01:50. Civil Dark: 17:02 - 06:51. Nautical Dark: 17:39 - 06:15. Astro Dark: 18:14 - 05:40

Total Clouds (% Sky Obscured)

23
26
23
30
89
100
100
100
100
98
96
89
100
100
100
100
100
100
100
98
99
100
99
99

Low Clouds (% Sky Obscured)

21
26
10
24
25
13
0
0
0
0
2
0
0
52
86
95
92
89
89
89
89
94
90
97

Medium Clouds (% Sky Obscured)

0
1
1
0
0
90
99
100
100
98
95
87
100
100
100
100
100
100
100
93
97
100
95
95

High Clouds (% Sky Obscured)

2
1
0
30
77
100
100
100
79
60
59
12
100
100
100
100
69
82
26
0
8
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
2
0
0
0
0
0
0
0
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
29
77
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.9
0.6
1.1
1.1
1
1.2
1
0.9

Wind Speed/Direction (mph)

8
7
7
6
6
5
3
3
3
2
2
2
3
3
4
5
6
8
9
11
12
13
13
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-11
-12
-12
-13
-13
-13
-11
-11
-11
-11
-10
-11
-10
-10
-11
-10
-4
-3
-3
-2
-2
-2
-1
-1

Relative Humidity (%)

56
49
44
41
39
39
50
55
57
57
58
57
57
57
55
58
96
94
96
96
96
96
98
96

Pressure (mb)

1030
1031
1030
1030
1030
1031
1031
1032
1032
1031
1031
1030
1029
1029
1029
1028
1027
1025
1023
1022
1020
1019
1017
1016

Ozone (du)

342
341
338
336
336
336
334
335
336
336
335
336
338
338
341
344
347
353
354
356
355
356
360
363

Sunday 30

Waxing Gibbous 79%

13:39

03:07

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 OK
04 OK
05 OK
06 OK
07 Bad
08 OK
09 OK

Sun - Rise: 07:25, Set: 16:30, Transit: 11:57. Moon - Rise: 13:39, Set: 03:07. Civil Dark: 17:02 - 06:52. Nautical Dark: 17:38 - 06:16. Astro Dark: 18:13 - 05:41

Total Clouds (% Sky Obscured)

100
100
96
100
100
98
97
93
95
92
99
98
95
97
98
84
46
43
32
45
46
44
21
19

Low Clouds (% Sky Obscured)

100
94
88
89
100
85
78
54
73
75
89
74
84
87
80
73
46
43
32
45
46
44
21
19

Medium Clouds (% Sky Obscured)

99
100
83
100
100
90
79
47
63
55
93
93
85
90
90
48
2
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)

0
0
0
0
0
0
1
4
9
9
9
8
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

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

Precipitation Probability (%)

95
95
95
91
95
95
45
30
11
13
44
41
18
3
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

1
1.2
0.9
0.5
1.3
0.7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
14
13
13
12
14
12
13
13
12
13
12
12
12
13
12
11
11
10
9
7
6
5
7

Chance of Frost

Temperature (°C)

-0
0
0
1
1
1
1
1
1
1
1
0
0
-1
-3
-4
-5
-6
-7
-8
-9
-9
-10
-9

Feels Like (°C)

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

Dew Point (°C)

-1
0
-0
0
1
1
0
0
-1
-1
-2
-1
-2
-4
-6
-7
-8
-9
-10
-10
-11
-11
-11
-12

Relative Humidity (%)

96
100
98
98
98
98
96
94
91
88
84
92
88
81
81
78
79
79
79
80
82
87
87
77

Pressure (mb)

1015
1013
1012
1010
1009
1009
1009
1010
1010
1011
1011
1012
1013
1015
1017
1019
1021
1023
1025
1026
1028
1029
1030
1031

Ozone (du)

365
365
363
367
371
371
372
374
374
379
394
400
406
407
407
402
405
415
411
404
405
406
409
397

Monday 1

Waxing Gibbous 88%

14:02

04:29

10 OK
11 OK
12 OK
13 Good
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: 07:26, Set: 16:29, Transit: 11:57. Moon - Rise: 14:02, Set: 04:29. Civil Dark: 17:02 - 06:54. Nautical Dark: 17:38 - 06:17. Astro Dark: 18:13 - 05:42

Total Clouds (% Sky Obscured)

25
20
20
10
53
57
85
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

25
20
20
8
7
5
0
0
0
41
60
61
44
71
68
83
83
91
88
85
84
81
78
75

Medium Clouds (% Sky Obscured)

0
0
0
1
19
57
83
100
99
100
100
100
100
100
100
100
97
96
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
4
4
39
50
55
100
100
84
100
100
100
100
100
100
100
100
100
100
100
100
100
83

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
3
0
0
0
0
0
0
0
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
20
56
91
95
95
95
92
95
95
70

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.7
0.8
0.9
0.9
0.7
0.8
0.9
0.4

Wind Speed/Direction (mph)

6
5
5
4
4
4
4
3
3
3
3
3
3
3
4
5
5
5
4
4
4
3
2
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-13
-13
-13
-12
-12
-11
-9
-9
-10
-10
-10
-10
-10
-9
-9
-8
-6
-5
-5
-4
-4
-4
-3
-3

Relative Humidity (%)

68
63
61
58
59
62
80
87
83
85
87
82
82
82
84
85
94
96
96
96
96
98
98
96

Pressure (mb)

1031
1031
1030
1029
1029
1029
1029
1028
1027
1027
1027
1026
1025
1024
1023
1021
1021
1019
1018
1017
1016
1015
1015
1014

Ozone (du)

390
388
390
387
390
387
385
383
381
380
377
373
370
369
369
370
371
370
368
366
367
370
380
387

Tuesday 2

Waxing Gibbous 95%

14:28

05:55

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 Bad
05 Bad
06 Bad
07 Bad
08 OK
09 Bad

Sun - Rise: 07:27, Set: 16:29, Transit: 11:58. Moon - Rise: 14:28, Set: 05:55. Civil Dark: 17:02 - 06:55. Nautical Dark: 17:38 - 06:18. Astro Dark: 18:13 - 05:43

Total Clouds (% Sky Obscured)

100
100
100
100
97
100
99
97
96
95
92
70
65
88
85
46
42
49
43
41
41
36
34
42

Low Clouds (% Sky Obscured)

74
74
73
75
76
78
83
89
94
92
90
70
65
76
71
46
42
49
41
28
16
9
4
0

Medium Clouds (% Sky Obscured)

100
100
99
100
62
55
40
20
0
0
0
0
0
4
55
5
0
0
3
8
13
35
34
42

High Clouds (% Sky Obscured)

61
60
61
67
68
69
54
27
0
0
0
0
2
35
35
1
0
0
0
2
14
20
25
25

ISS Passover

Visibility (miles)

0
0
1
9
8
9
9
9
9
9
9
9
9
8
9
9
9
7
7
7
7
7
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

55
50
41
27
31
15
12
9
3
5
5
1
1
3
2
5
5
7
6
3
0
0
1
1

Precipitation Amount (mm)

0.2
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)

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

Chance of Frost

Temperature (°C)

-2
-2
-1
-1
-1
-1
-1
-2
-2
-2
-3
-5
-5
-6
-5
-6
-7
-7
-7
-8
-8
-9
-7
-5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
94
92
89
86
81
80
84
79
82
91
92
92
94
94
92
90
92
92
90
92
92
92
89

Pressure (mb)

1014
1013
1012
1012
1011
1011
1011
1012
1012
1013
1014
1014
1014
1015
1015
1015
1016
1016
1016
1017
1017
1017
1018
1018

Ozone (du)

388
387
385
384
382
384
381
372
359
356
352
351
352
355
357
361
361
357
353
352
348
344
342
340

Wednesday 3

Waxing Gibbous 99%

15:03

07:21

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: 07:28, Set: 16:29, Transit: 11:58. Moon - Rise: 15:03, Set: 07:21. Civil Dark: 17:01 - 06:55. Nautical Dark: 17:38 - 06:19. Astro Dark: 18:13 - 05:44

Total Clouds (% Sky Obscured)

62
73
83
89
94
100
100
100
100
100
100
100
99
99
99
100
99
99
99
99
98
90
78
64

Low Clouds (% Sky Obscured)

15
30
48
54
62
70
73
75
78
81
84
87
87
87
86
88
86
84
81
80
78
62
47
29

Medium Clouds (% Sky Obscured)

60
65
69
79
79
95
98
93
79
86
90
100
98
96
95
92
86
79
80
82
83
72
61
55

High Clouds (% Sky Obscured)

37
40
47
57
71
85
69
51
55
54
70
75
87
89
87
68
38
10
6
3
3
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
6
1
0
0
0
3
0
1
0
0
0
0
0
1
4
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
None
None
None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None

Precipitation Probability (%)

1
1
1
2
3
5
14
18
24
51
69
65
64
62
54
63
61
58
57
56
54
42
30
8

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.2
0.5
0.3
0.3
0.3
0.1
0.2
0.2
0.2
0.2
0.2
0.2
0.1
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-5
-4
-4
-3
-4
-4
-4
-4
-4
-3
-2
-2
-2
-3
-3
-3
-3
-3
-3
-4
-4
-6
-7
-9

Relative Humidity (%)

87
86
84
84
81
81
83
83
84
87
96
96
94
92
94
92
94
96
98
94
94
92
85
80

Pressure (mb)

1018
1017
1017
1016
1015
1015
1015
1014
1014
1014
1014
1013
1013
1013
1013
1013
1012
1012
1012
1012
1013
1013
1014
1015

Ozone (du)

337
336
335
332
333
335
336
337
339
340
341
343
345
348
351
352
352
352
351
350
349
348
355
361

Thursday 4

Full Moon 100%

15:50

08:40

10 Bad
11 OK
12 OK
13 OK
14 OK
15 OK
16 OK
17 OK
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: 07:29, Set: 16:28, Transit: 11:58. Moon - Rise: 15:50, Set: 08:40. Civil Dark: 17:01 - 06:56. Nautical Dark: 17:38 - 06:20. Astro Dark: 18:13 - 05:45

Total Clouds (% Sky Obscured)

48
34
23
28
34
40
43
46
49
53
57
57
57
62
67
76
88
99
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

19
10
1
22
34
40
43
46
49
53
57
57
57
62
67
76
79
83
87
93
97
95
93
91

Medium Clouds (% Sky Obscured)

45
34
23
18
9
0
1
2
4
12
23
31
32
45
45
58
67
75
76
76
79
87
94
100

High Clouds (% Sky Obscured)

0
0
5
3
2
0
0
0
0
10
19
29
20
11
1
8
13
11
7
10
14
43
71
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
4
2
1
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
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
Snow

Precipitation Probability (%)

6
4
1
0
0
0
0
0
0
1
1
1
1
1
0
1
3
2
11
15
17
26
35
42

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
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-10
-10
-10
-11
-10
-10
-11
-10
-10
-10
-15
-14
-15
-15
-14
-14
-15
-15
-15
-15
-15
-15
-13
-14

Dew Point (°C)

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

Relative Humidity (%)

77
71
66
61
66
72
80
81
83
86
86
86
86
86
86
86
86
85
85
85
85
87
88
90

Pressure (mb)

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

Ozone (du)

368
370
373
375
376
377
378
375
371
368
365
363
361
361
361
361
360
360
359
357
354
351
350
350

Friday 5

Waning Gibbous 97%

16:50

09:45

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

Sun - Rise: 07:30, Set: 16:28, Transit: 11:59. Moon - Rise: 16:50, Set: 09:45. Civil Dark: 17:01 - 06:57. Nautical Dark: 17:38 - 06:21. Astro Dark: 18:13 - 05:46

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
90
80
66
60
55
59
56
48
40
45
50
55

Low Clouds (% Sky Obscured)

91
92
92
87
84
81
79
78
76
70
64
59
50
43
39
37
36
34
38
42
46

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
98
96
94
74
55
36
34
36
34
22
11
3
3
2
2

High Clouds (% Sky Obscured)

100
97
92
92
95
100
78
56
46
36
26
0
0
0
0
1
2
3
5
7
8

ISS Passover

Visibility (miles)

0
3
6
9
9
9
9
9
9
9
9
8
7
7
6
6
7
8
9
7
6

Fog (%)

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

Precipitation Probability (%)

40
38
38
32
26
21
33
37
46
54
51
45
39
30
13
12
8
2
8
4
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-14
-12
-11
-9
-7
-8
-9
-8
-8
-8
-12
-11
-11
-11
-12
-11
-12
-12
-12
-12
-12

Dew Point (°C)

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

Relative Humidity (%)

92
90
87
84
84
84
86
87
89
88
90
90
90
92
92
90
92
90
90
90
90

Pressure (mb)

1019
1018
1016
1015
1014
1014
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

349
348
346
345
349
353
356
359
363
366
369
372
375
367
359
351
343
336
328
322
315

Forecast for Erinsville, Lennox and Addington County, Canada (44.48,-77.05)

Generated: 29/11/25 10:29:03. Forecast: 29/11/25 to 05/12/25. Timezone: UTC-5.00