Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 5

Waning Gibbous 100%

16:50

08:40

00 OK
01 OK
02 Bad
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
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:29, Set: 16:28, Transit: 11:59. Moon - Rise: 16:50, 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)

16
26
38
17
37
94
100
100
100
99
98
95
83
88
87
57
86
95
92
95
91
72
99
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
66
67
64
64
46
62
43
37
29
42
81
67
36
68
72
80
79

Medium Clouds (% Sky Obscured)

16
5
5
7
37
94
100
100
100
97
90
89
49
75
76
48
77
87
80
77
91
72
98
100

High Clouds (% Sky Obscured)

15
26
15
6
1
13
42
21
0
0
0
5
39
20
4
25
16
12
3
36
40
34
46
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
2
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
1
3
4
5
7
4
1
0
0
0
0
0
0
0
0
0
6
12
15

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)

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

Chance of Frost

Temperature (°C)

-18
-18
-17
-17
-17
-17
-16
-14
-12
-10
-7
-6
-6
-5
-5
-5
-5
-6
-6
-6
-6
-7
-7
-6

Feels Like (°C)

-21
-21
-20
-19
-19
-18
-19
-18
-17
-15
-13
-12
-11
-10
-10
-9
-10
-10
-11
-11
-10
-11
-10
-10

Dew Point (°C)

-22
-21
-20
-20
-20
-20
-19
-18
-16
-12
-10
-10
-10
-10
-9
-8
-8
-8
-8
-9
-8
-9
-8
-8

Relative Humidity (%)

69
74
77
77
77
77
76
71
75
86
80
76
71
70
73
76
79
85
85
84
85
87
87
89

Pressure (mb)

1028
1027
1027
1026
1026
1025
1024
1024
1023
1022
1021
1020
1019
1017
1016
1016
1015
1015
1015
1014
1013
1013
1012
1012

Ozone (du)

366
362
361
358
355
356
355
351
347
348
342
340
345
344
343
342
339
341
340
340
339
336
334
329

Saturday 6

Waning Gibbous 97%

18:04

09:45

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 OK
22 Good
23 Good

Sun - Rise: 07:30, Set: 16:28, Transit: 11:59. Moon - Rise: 18:04, 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
98
95
96
98
99
98
100
98
98
96
96
95
84
90
81
74
67
49
30
17
5
4

Low Clouds (% Sky Obscured)

79
81
85
80
83
85
90
88
81
90
90
89
89
83
78
80
81
74
58
31
5
2
0
0

Medium Clouds (% Sky Obscured)

100
100
89
79
87
88
75
67
52
46
28
38
43
44
3
24
25
28
7
2
4
4
3
2

High Clouds (% Sky Obscured)

96
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
4
3
3
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
1
0
0
0
0
0
0
0
0
0
5
9
9
9
7
9
3
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

18
21
23
35
54
61
49
54
59
68
75
65
46
31
13
14
25
21
7
15
0
0
0
0

Precipitation Amount (mm)

0
0
0
0.2
0.3
0.4
0.2
0.2
0.2
0.4
0.6
0.4
0.1
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-7
-6
-5
-5
-3
-3
-2
-3
-3
-2
-1
-1
-1
-1
-2
-2
-2
-2
-3
-3
-4
-5
-8
-9

Relative Humidity (%)

90
90
89
91
96
96
98
94
92
96
98
98
94
91
88
87
87
92
91
94
96
94
90
90

Pressure (mb)

1011
1010
1010
1010
1009
1008
1008
1007
1007
1007
1007
1007
1007
1006
1007
1007
1008
1009
1010
1012
1013
1014
1015
1016

Ozone (du)

333
334
334
335
341
342
348
352
351
341
336
331
329
328
327
327
326
330
332
331
332
333
337
333

Sunday 7

Waning Gibbous 92%

19:23

10:33

00 Good
01 Good
02 Good
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
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:31, Set: 16:28, Transit: 12:00. Moon - Rise: 19:23, Set: 10:33. Civil Dark: 17:01 - 06:58. Nautical Dark: 17:38 - 06:22. Astro Dark: 18:13 - 05:46

Total Clouds (% Sky Obscured)

3
3
5
30
53
64
93
100
100
100
100
100
100
97
93
95
97
89
94
86
78
73
54
38

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
31
74
85
87
90
91
91
90
94
92
78
87
81
75
68
46
23

Medium Clouds (% Sky Obscured)

0
0
2
17
37
29
93
100
100
100
100
100
100
90
86
89
93
62
57
48
39
30
30
25

High Clouds (% Sky Obscured)

0
0
2
4
3
50
43
96
100
100
35
35
30
35
30
40
45
40
45
60
55
45
40
38

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
7
22
29
29
37
40
40
50
46
64
69
69
66
58
41

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-8
-9
-10
-10
-11
-11
-11
-11
-11
-11
-10
-10
-9
-9
-9
-9
-9
-9
-10
-10
-10
-10
-11
-11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
90
90
90
88
86
85
85
83
78
73
71
68
65
68
80
88
88
88
90
88
88
88
88

Pressure (mb)

1017
1018
1020
1020
1020
1021
1021
1021
1022
1022
1022
1021
1020
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1019

Ozone (du)

331
333
336
339
339
342
343
343
343
344
352
358
358
355
360
362
357
366
369
367
362
363
365
375

Monday 8

Waning Gibbous 84%

20:43

11:09

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

Sun - Rise: 07:32, Set: 16:28, Transit: 12:00. Moon - Rise: 20:43, Set: 11:09. Civil Dark: 17:01 - 06:59. Nautical Dark: 17:38 - 06:23. Astro Dark: 18:13 - 05:47

Total Clouds (% Sky Obscured)

20
25
25
35
34
4
4
2
3
3
2
3
3
3
2
1
23
53
85
87
97
93
92
86

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

20
25
25
35
34
2
0
0
0
0
0
0
0
0
0
0
18
39
57
56
97
88
92
83

High Clouds (% Sky Obscured)

20
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
11
17
11
30
1
2
0

ISS Passover

Visibility (miles)

0
0
7
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 (%)

29
11
14
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
10
10
9
8
8
7
7
6
7
6
5
5
5
5
4
3
3
3
2
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-13
-14
-15
-15
-16
-17
-17
-18
-18
-17
-17
-16
-15
-15
-15
-14
-13
-14
-15
-16
-16
-17
-16
-16

Relative Humidity (%)

86
85
79
78
73
73
76
76
74
74
69
67
65
64
61
67
75
83
83
83
84
84
84
84

Pressure (mb)

1019
1020
1020
1021
1022
1023
1024
1025
1026
1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025

Ozone (du)

385
390
392
394
396
399
401
397
382
378
376
368
367
367
364
365
363
363
363
371
394
405
412
419

Tuesday 9

Waning Gibbous 75%

21:58

11:37

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: 07:33, Set: 16:28, Transit: 12:01. Moon - Rise: 21:58, Set: 11:37. Civil Dark: 17:01 - 07:00. Nautical Dark: 17:38 - 06:23. Astro Dark: 18:13 - 05:48

Total Clouds (% Sky Obscured)

81
76
65
69
82
85
100
99
100
100
100
100
100
100
100
100
100
100
100
97
93
88
85
81

Low Clouds (% Sky Obscured)

4
4
3
9
15
23
34
24
15
5
16
27
38
87
86
84
90
95
100
89
78
65
56
48

Medium Clouds (% Sky Obscured)

81
76
63
66
82
73
50
55
100
100
100
100
49
59
66
70
80
90
100
88
75
66
59
52

High Clouds (% Sky Obscured)

0
0
0
0
23
63
74
91
90
83
95
92
98
90
84
77
60
40
21
4
2
0
12
24

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
7
9
1
0
0
0
0
0
0
0
0
0
0
3
6
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None

Precipitation Probability (%)

0
0
0
0
1
1
2
7
9
26
35
35
34
43
47
53
58
64
72
69
64
56
46
35

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

2
2
2
2
2
2
4
6
7
6
7
8
10
12
11
11
11
11
10
10
10
9
10
10

Chance of Frost

Temperature (°C)

-14
-14
-14
-14
-14
-13
-12
-11
-10
-9
-7
-6
-5
-4
-4
-4
-4
-3
-3
-3
-3
-2
-2
-2

Feels Like (°C)

-17
-18
-18
-18
-18
-17
-17
-17
-16
-14
-13
-11
-11
-11
-10
-10
-11
-10
-10
-9
-9
-9
-9
-9

Dew Point (°C)

-16
-16
-16
-16
-16
-15
-14
-13
-13
-11
-8
-7
-6
-5
-5
-4
-4
-4
-4
-3
-4
-5
-5
-5

Relative Humidity (%)

86
86
84
84
84
83
85
85
80
85
92
92
90
92
92
94
96
96
94
96
91
84
81
81

Pressure (mb)

1025
1024
1024
1023
1022
1021
1021
1020
1020
1019
1018
1016
1015
1014
1011
1010
1010
1009
1009
1008
1008
1008
1007
1007

Ozone (du)

423
426
425
423
419
418
412
411
414
418
419
415
407
393
383
372
362
358
353
349
351
353
355
352

Wednesday 10

Waning Gibbous 65%

23:09

11:58

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: 07:34, Set: 16:28, Transit: 12:01. Moon - Rise: 23:09, Set: 11:58. Civil Dark: 17:01 - 07:01. Nautical Dark: 17:38 - 06:24. Astro Dark: 18:13 - 05:49

Total Clouds (% Sky Obscured)

78
86
93
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

43
48
56
64
70
76
82
86
90
94
96
98
100
97
92
89
91
93
96
96
96
96
96
97

Medium Clouds (% Sky Obscured)

50
60
67
70
78
89
99
100
100
100
100
100
100
98
96
94
96
98
100
100
100
100
100
100

High Clouds (% Sky Obscured)

59
62
68
68
79
86
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
83

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Light Rain
Light Rain

Precipitation Probability (%)

22
21
17
7
24
32
38
50
58
64
75
84
91
93
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0.2
0.3
0.4
0.5
0.6
0.6
0.7
0.7
0.7
0.7
0.8
1
1
1.2
1
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
79
79
78
78
81
83
84
84
86
84
84
81
78
80
80
80
86
91
98
98
98
100
100

Pressure (mb)

1007
1006
1006
1006
1006
1005
1004
1004
1003
1002
1002
1000
999
998
997
997
996
996
995
995
994
993
993
992

Ozone (du)

349
345
341
337
332
330
328
326
326
326
326
324
322
321
319
317
316
315
315
314
317
321
324
329

Thursday 11

Third Quarter 54%

No Rise

12:17

Sun - Rise: 07:35, Set: 16:28, Transit: 12:01. Moon - Rise: No Rise, Set: 12:17. Civil Dark: 17:01 - 07:02. Nautical Dark: 17:38 - 06:25. Astro Dark: 18:13 - 05:50

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

Generated: 05/12/25 00:11:42. Forecast: 05/12/25 to 11/12/25. Timezone: UTC-5.00