Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 7

Waning Gibbous 84%

19:25

11:19

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

Sun - Rise: 07:42, Set: 16:30, Transit: 12:06. Moon - Rise: 19:25, Set: 11:19. Civil Dark: 17:04 - 07:08. Nautical Dark: 17:41 - 06:31. Astro Dark: 18:17 - 05:55

Total Clouds (% Sky Obscured)

95
96
76
63
75
70
73
63
35
28
17
2
2
1
1
1
2
1
0
0
14
22
31
66

Low Clouds (% Sky Obscured)

91
90
55
59
75
70
73
55
21
14
7
1
1
1
1
0
0
1
0
0
12
22
26
39

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
14

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
4
5
18

ISS Passover

Visibility (miles)

0
0
0
9
1
2
4
3
4
5
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
24
5
14
4
0
0
1
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)

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

Chance of Frost

Temperature (°C)

-9
-10
-10
-11
-13
-14
-15
-16
-17
-18
-19
-19
-20
-21
-21
-21
-21
-19
-17
-14
-12
-11
-10
-10

Feels Like (°C)

-12
-14
-15
-17
-18
-20
-21
-22
-22
-23
-23
-23
-22
-23
-23
-23
-23
-22
-20
-17
-16
-15
-14
-13

Dew Point (°C)

-10
-11
-12
-14
-15
-16
-17
-19
-20
-21
-21
-22
-23
-23
-24
-24
-24
-23
-22
-19
-17
-15
-14
-13

Relative Humidity (%)

92
90
88
81
86
81
80
79
79
79
78
79
79
78
77
76
75
72
65
66
69
69
72
78

Pressure (mb)

1018
1018
1019
1021
1022
1023
1024
1025
1026
1027
1028
1029
1029
1030
1030
1031
1031
1031
1031
1030
1029
1028
1027
1027

Ozone (du)

396
389
391
394
396
402
407
402
405
412
413
409
415
420
416
410
405
397
397
399
398
406
412
415

Monday 8

Waning Gibbous 75%

20:46

11:45

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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:43, Set: 16:30, Transit: 12:06. Moon - Rise: 20:46, Set: 11:45. Civil Dark: 17:04 - 07:09. Nautical Dark: 17:41 - 06:32. Astro Dark: 18:17 - 05:56

Total Clouds (% Sky Obscured)

91
96
97
97
97
100
100
100
94
94
92
91
91
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

43
57
45
48
45
47
40
40
35
35
40
35
20
24
22
4
64
80
82
77
91
89
90
96

Medium Clouds (% Sky Obscured)

20
56
86
89
92
100
100
100
91
91
87
87
82
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

40
75
80
84
80
80
16
0
4
0
14
82
89
94
94
100
100
87
81
100
69
100
100
93

ISS Passover

Visibility (miles)

9
4
2
2
2
1
4
3
4
6
9
9
9
9
9
9
9
9
9
3
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
None
None
None
None
None
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
2
0
2
2
5
10
0
0
0
0
0
0
0
0
0
0
4
41
61
62
68
65

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.3
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-15
-17
-18
-19
-19
-19
-20
-20
-19
-19
-19
-19
-19
-19
-18
-18
-18
-17
-16
-14
-14
-13
-13
-12

Dew Point (°C)

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

Relative Humidity (%)

85
88
90
90
88
88
86
88
88
88
84
81
79
81
81
76
76
80
81
82
88
90
90
90

Pressure (mb)

1027
1027
1027
1027
1027
1026
1025
1024
1024
1023
1022
1021
1020
1019
1018
1016
1015
1013
1012
1010
1008
1006
1004
1003

Ozone (du)

423
423
422
415
413
416
417
411
411
416
417
417
416
416
415
418
418
421
425
421
416
418
422
424

Tuesday 9

Waning Gibbous 65%

22:02

12:06

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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:44, Set: 16:30, Transit: 12:07. Moon - Rise: 22:02, Set: 12:06. Civil Dark: 17:04 - 07:10. Nautical Dark: 17:41 - 06:32. Astro Dark: 18:17 - 05:56

Total Clouds (% Sky Obscured)

100
96
94
99
99
99
98
94
96
91
99
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

93
84
82
82
92
96
87
85
92
81
88
89
80
83
83
88
92
96
92
88
84
84
84
83

Medium Clouds (% Sky Obscured)

100
78
80
88
85
86
47
23
2
31
49
100
100
100
100
100
100
100
100
99
99
99
100
100

High Clouds (% Sky Obscured)

85
90
4
40
0
4
23
6
65
60
78
100
100
100
100
100
100
100
96
91
87
88
84
79

ISS Passover

Visibility (miles)

0
0
1
0
0
0
0
0
8
8
1
1
0
0
1
0
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

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

Precipitation Probability (%)

64
58
47
44
54
58
59
36
39
33
27
24
21
19
37
69
95
95
95
95
95
95
78
54

Precipitation Amount (mm)

0.3
0.2
0.2
0.1
0.2
0.2
0.4
0
0.2
0.1
0
0
0
0
0
0.3
0.7
0.8
0.8
0.9
1
0.8
0.4
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
90
90
92
94
92
94
94
87
90
92
94
96
94
96
94
96
94
96
94
96
94
96
94

Pressure (mb)

1002
1001
1001
1000
999
999
999
999
999
999
999
999
998
997
997
996
995
995
994
993
991
991
991
991

Ozone (du)

418
411
408
399
393
375
360
351
343
338
339
338
338
342
341
345
350
354
353
353
352
350
350
352

Wednesday 10

Waning Gibbous 54%

23:14

12:24

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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:45, Set: 16:30, Transit: 12:07. Moon - Rise: 23:14, Set: 12:24. Civil Dark: 17:04 - 07:11. Nautical Dark: 17:41 - 06:33. Astro Dark: 18:17 - 05:57

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
96
92
88
92
96
100
99
98
98
98
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

85
86
87
85
84
82
82
80
79
80
81
81
67
71
72
72
73
86
86
86
87
91
92
93

Medium Clouds (% Sky Obscured)

100
100
85
55
55
55
45
34
28
43
67
98
95
90
86
91
96
100
100
100
62
57
55
50

High Clouds (% Sky Obscured)

70
57
40
21
37
59
43
22
2
17
20
20
20
20
20
14
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
1
1
1
1
1
2
2
3
3
3
9
9
9
9
9
9
9
2
0
1
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
0

Precipitation Type

Snow
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 (%)

50
32
35
25
28
15
12
10
6
5
5
4
4
5
3
5
5
4
8
18
28
28
33
37

Precipitation Amount (mm)

0.2
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
9
10
10
9
10
9
8
7
6
5
5
6
5
5
5
5
5
6
6
7
7
7
7

Chance of Frost

Temperature (°C)

-4
-5
-5
-6
-7
-8
-9
-10
-11
-12
-14
-14
-14
-14
-14
-14
-14
-13
-13
-12
-11
-10
-10
-10

Feels Like (°C)

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

Dew Point (°C)

-5
-5
-6
-7
-8
-9
-10
-12
-13
-14
-15
-16
-16
-16
-16
-17
-17
-16
-15
-14
-13
-12
-12
-12

Relative Humidity (%)

92
94
92
92
92
90
90
88
88
88
86
86
84
83
83
79
79
83
83
85
86
86
86
88

Pressure (mb)

992
993
994
996
997
998
999
1001
1002
1003
1004
1005
1005
1005
1006
1006
1006
1007
1007
1007
1006
1006
1005
1006

Ozone (du)

351
346
347
347
357
362
361
359
356
359
358
358
356
357
361
361
362
363
363
362
367
368
365
364

Thursday 11

Third Quarter 44%

00:23

12:40

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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:46, Set: 16:30, Transit: 12:08. Moon - Rise: 00:23, Set: 12:40. Civil Dark: 17:04 - 07:11. Nautical Dark: 17:41 - 06:34. Astro Dark: 18:18 - 05:58

Total Clouds (% Sky Obscured)

100
100
100
100
98
99
100
96
100
96
97
99
99
99
99
99
98
98
96
92
90
91
89
90

Low Clouds (% Sky Obscured)

91
91
90
90
88
89
89
86
85
68
67
67
65
64
65
66
67
69
72
75
79
80
81
82

Medium Clouds (% Sky Obscured)

50
50
50
45
45
45
40
45
75
68
70
75
82
90
97
85
73
61
56
61
70
75
70
70

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
15
0
5
24
15
15
10
10
5
5
0
3
4
3
2
0

ISS Passover

Visibility (miles)

0
0
1
2
8
2
1
3
3
3
4
6
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

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 (%)

39
38
34
29
29
28
29
29
30
12
11
11
13
13
11
10
9
4
5
5
3
3
2
0

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-15
-15
-16
-17
-17
-18
-19
-19
-19
-20
-21
-21
-20
-21
-21
-21
-20
-20
-20
-19
-18
-17
-12
-13

Dew Point (°C)

-12
-12
-12
-14
-14
-16
-16
-17
-18
-18
-20
-20
-20
-19
-19
-18
-17
-17
-16
-15
-14
-14
-13
-13

Relative Humidity (%)

92
92
88
88
86
88
88
86
85
83
82
82
81
81
82
83
81
76
75
72
71
69
74
78

Pressure (mb)

1006
1006
1007
1008
1008
1009
1009
1010
1010
1010
1016
1016
1017
1017
1017
1017
1018
1018
1018
1018
1017
1017
1017
1017

Ozone (du)

366
365
364
361
361
357
356
354
351
348
349
349
349
349
349
349
353
357
360
361
362
362
365
368

Friday 12

Waning Crescent 34%

01:29

12:56

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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:46, Set: 16:30, Transit: 12:08. Moon - Rise: 01:29, Set: 12:56. Civil Dark: 17:04 - 07:12. Nautical Dark: 17:42 - 06:35. Astro Dark: 18:18 - 05:59

Total Clouds (% Sky Obscured)

87
89
90
93
90
85
84
84
85
86
87
89
92
96
99
99
98
98
98
99
100
100
100
100

Low Clouds (% Sky Obscured)

78
76
73
72
74
72
73
74
76
72
68
62
74
86
98
94
90
87
83
78
73
76
79
81

Medium Clouds (% Sky Obscured)

65
65
60
55
50
30
20
10
5
24
43
61
66
72
78
81
84
86
86
86
81
69
60
46

High Clouds (% Sky Obscured)

0
0
0
0
0
0
6
14
23
33
31
25
21
26
29
30
27
31
33
34
34
22
13
4

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
7
5
3
3
3
3
2
2
2
2
3
3
3
4
4
5
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
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
1
0
2
2
0
1
1
0
0
0
0
0
0
0
2
6
10
12
13
12
12
10
8

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-12
-13
-13
-13
-17
-17
-18
-18
-18
-18
-21
-21
-21
-21
-22
-23
-22
-22
-21
-21
-19
-19
-14
-14

Dew Point (°C)

-12
-13
-14
-15
-16
-17
-18
-19
-19
-20
-20
-20
-20
-21
-21
-21
-19
-17
-15
-14
-13
-12
-12
-12

Relative Humidity (%)

85
85
85
88
86
86
86
84
84
83
82
82
81
82
82
82
83
84
84
83
81
78
80
81

Pressure (mb)

1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1016
1015
1015
1015
1014

Ozone (du)

370
371
371
372
372
372
372
374
377
380
381
382
383
387
391
395
399
403
406
409
412
415
416
416

Saturday 13

Waning Crescent 25%

02:34

13:13

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: 07:47, Set: 16:30, Transit: 12:09. Moon - Rise: 02:34, Set: 13:13. Civil Dark: 17:04 - 07:13. Nautical Dark: 17:42 - 06:35. Astro Dark: 18:18 - 05:59

Total Clouds (% Sky Obscured)

100
100
99
98
97
96
95
93
92
90
89
88
84
81
78

Low Clouds (% Sky Obscured)

87
89
90
87
82
80
83
87
91
90
89
88
84
81
78

Medium Clouds (% Sky Obscured)

43
54
68
74
81
88
67
47
26
30
33
37
26
15
4

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

6
5
3
2
2
2
2
1
1
1
0
0
0
1
1

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

15
22
29
34
35
33
31
26
20
20
21
21
22
19
16

Precipitation Amount (mm)

0
0
0
0
0
0.1
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
86
88
88
90
90
90
88
88
86
86
88
86
88
88

Pressure (mb)

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

Ozone (du)

416
413
410
407
401
395
389
384
380
375
373
371
369
370
370

Forecast for Algonquin Park, Canada (45.58,-78.51)

Generated: 07/12/25 15:28:27. Forecast: 07/12/25 to 13/12/25. Timezone: UTC-5.00