Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 26

Waxing Crescent 36%

11:59

21:43

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
10 Bad

Sun - Rise: 07:03, Set: 16:01, Transit: 11:31. Moon - Rise: 11:59, Set: 21:43. Civil Dark: 16:35 - 06:29. Nautical Dark: 17:12 - 05:52. Astro Dark: 17:48 - 05:16

Total Clouds (% Sky Obscured)

100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
97
60
62
54
83
59
63
93

Low Clouds (% Sky Obscured)

99
100
90
91
100
94
96
100
100
100
100
99
100
100
100
100
35
47
62
49
66
59
60
89

Medium Clouds (% Sky Obscured)

96
73
77
82
61
74
92
98
90
97
100
87
100
99
85
100
96
21
0
24
39
0
23
35

High Clouds (% Sky Obscured)

2
5
1
5
100
100
100
100
100
64
42
57
100
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

2
1
0
0
1
2
2
2
3
2
2
4
3
1
0
0
0
6
9
9
9
9
9
5

Fog (%)

0
0
0
0
0
0
0
0
0
0
2
6
6
4
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
4
1
46
26
68
80
75
61
51
59
95
95
95
76
95
95
30
10
14
5
11
26
32

Precipitation Amount (mm)

0
0
0
0
0
0.5
0.5
0.4
0.3
0
0
0.7
2.1
0.8
0.3
0.9
0.8
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
12
12
14
6
6
6
6
6
7
7
7
6
2
7
14
11
8
10
10
10
10
11
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
100
100
100
100
98
98
98
98
100
100
100
100
100
100
100
98
91
83
88
89
89
86
86

Pressure (mb)

1009
1009
1008
1007
1007
1007
1007
1006
1005
1004
1003
1002
1000
1000
1001
1001
1001
1001
1001
1001
1001
1001
1001
1002

Ozone (du)

291
293
294
296
296
297
297
298
300
302
307
311
311
316
319
321
324
334
340
339
346
352
355
358

Thursday 27

Waxing Crescent 46%

12:20

22:56

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
10 Bad

Sun - Rise: 07:04, Set: 16:00, Transit: 11:32. Moon - Rise: 12:20, Set: 22:56. Civil Dark: 16:34 - 06:30. Nautical Dark: 17:12 - 05:53. Astro Dark: 17:48 - 05:17

Total Clouds (% Sky Obscured)

97
92
92
91
91
100
96
93
97
93
89
84
91
94
94
97
98
99
98
96
94
99
94
96

Low Clouds (% Sky Obscured)

94
87
86
86
84
99
74
71
81
80
62
72
78
84
79
83
85
65
78
81
87
81
82
83

Medium Clouds (% Sky Obscured)

21
32
33
37
33
26
47
41
84
77
40
44
45
53
51
69
93
96
93
88
89
96
84
89

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)

3
2
2
9
7
1
0
0
9
1
8
9
9
5
1
0
0
2
2
1
1
1
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
Snow
Snow
None
None
None
None
None
None
Snow
Snow
None
None
None
None
None
None
Snow
Snow

Precipitation Probability (%)

35
39
38
36
50
51
49
43
31
38
28
19
24
38
40
41
37
31
30
33
38
43
50
53

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
86
89
86
93
94
98
98
86
92
89
87
89
87
92
94
94
91
89
91
91
92
92
92

Pressure (mb)

1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000

Ozone (du)

352
346
344
344
345
344
345
345
346
346
346
347
349
349
347
349
352
355
357
358
361
366
375
388

Friday 28

First Quarter 57%

12:38

00:10

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
10 Bad

Sun - Rise: 07:06, Set: 16:00, Transit: 11:32. Moon - Rise: 12:38, Set: 00:10. Civil Dark: 16:34 - 06:32. Nautical Dark: 17:11 - 05:54. Astro Dark: 17:47 - 05:18

Total Clouds (% Sky Obscured)

100
99
100
100
98
97
95
97
96
97
100
98
96
93
99
99
99
99
100
82
78
74
67
77

Low Clouds (% Sky Obscured)

87
83
100
100
91
92
90
89
91
91
100
96
91
86
96
97
98
91
85
79
75
71
67
77

Medium Clouds (% Sky Obscured)

100
95
100
100
94
93
82
80
51
22
13
3
12
15
49
49
44
55
67
2
2
1
10
6

High Clouds (% Sky Obscured)

0
0
0
3
3
3
4
0
0
0
0
0
0
0
0
0
3
23
2
3
1
1
60
0

ISS Passover

Visibility (miles)

0
1
1
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
1
1
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

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

Precipitation Probability (%)

55
55
53
53
53
49
45
41
37
30
40
39
33
31
30
34
29
32
28
27
20
20
11
15

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
87
89
87
92
96
94
94
96
94
94
96
94
94
94
92
92
92
90
89
90
85
84
84

Pressure (mb)

1000
1000
1000
1000
1001
1001
1002
1003
1004
1004
1005
1006
1007
1008
1009
1011
1012
1013
1014
1016
1017
1019
1020
1021

Ozone (du)

396
395
391
386
380
375
372
366
358
353
349
346
346
346
345
336
334
335
341
341
345
344
342
344

Saturday 29

Waxing Gibbous 68%

12:55

01:26

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
10 Bad

Sun - Rise: 07:07, Set: 15:59, Transit: 11:32. Moon - Rise: 12:55, Set: 01:26. Civil Dark: 16:33 - 06:33. Nautical Dark: 17:11 - 05:55. Astro Dark: 17:47 - 05:19

Total Clouds (% Sky Obscured)

89
100
100
100
100
64
65
76
96
73
68
95
96
97
97
97
97
97
99
100
100
100
100
99

Low Clouds (% Sky Obscured)

89
100
100
100
100
64
65
73
91
73
68
55
58
55
49
46
36
39
41
43
62
78
93
84

Medium Clouds (% Sky Obscured)

1
0
0
0
0
3
6
9
7
6
5
48
72
66
86
88
92
95
97
100
100
99
99
97

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
10
19
31
44
41
42
30
21
7
38
69
100
100
100
100
71

ISS Passover

Visibility (miles)

5
5
5
9
9
9
9
9
6
9
9
9
9
9
9
9
9
9
2
1
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
Snow
Snow
None
None
None
None

Precipitation Probability (%)

11
14
16
12
7
13
17
20
18
19
18
15
13
9
7
4
1
23
38
38
24
24
27
36

Precipitation Amount (mm)

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
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-7
-6
-6
-6
-6
-6
-6
-6
-6
-6
-7
-7
-7
-8
-8
-8
-8
-8
-7
-7
-7
-6
-6
-6

Relative Humidity (%)

81
81
79
81
79
82
84
87
90
90
92
94
92
90
92
89
89
87
89
90
90
90
87
84

Pressure (mb)

1022
1023
1023
1024
1025
1026
1027
1028
1029
1029
1029
1030
1030
1031
1031
1031
1031
1030
1030
1029
1029
1028
1027
1026

Ozone (du)

348
345
342
341
340
339
335
332
333
334
333
331
331
329
327
325
325
326
328
330
332
335
339
340

Sunday 30

Waxing Gibbous 79%

13:13

02:45

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
10 Bad

Sun - Rise: 07:08, Set: 15:59, Transit: 11:33. Moon - Rise: 13:13, Set: 02:45. Civil Dark: 16:33 - 06:34. Nautical Dark: 17:11 - 05:56. Astro Dark: 17:47 - 05:20

Total Clouds (% Sky Obscured)

98
97
98
99
100
100
100
99
100
97
100
100
100
100
100
100
100
100
100
100
99
98
98
86

Low Clouds (% Sky Obscured)

75
65
78
88
97
96
93
90
91
77
87
86
80
78
79
80
78
81
85
88
84
79
74
65

Medium Clouds (% Sky Obscured)

95
94
95
98
100
99
99
98
94
94
100
94
89
78
76
64
44
38
32
36
46
45
45
45

High Clouds (% Sky Obscured)

41
16
31
27
28
18
10
0
23
47
75
75
85
85
95
95
90
80
60
55
50
55
60
80

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

46
54
49
54
61
76
82
85
87
93
95
94
80
57
56
51
45
47
43
34
36
35
31
26

Precipitation Amount (mm)

0
0.1
0
0.1
0.2
0.3
0.4
0.4
0.5
0.6
0.6
0.6
0.4
0.1
0.1
0.1
0
0.1
0.1
0
0
0
0
0

Wind Speed/Direction (mph)

12
13
15
15
16
15
15
15
15
13
12
11
11
11
11
13
14
14
13
13
13
13
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-9
-9
-9
-9
-8
-7
-6
-5
-5
-4
-4
-4
-5
-5
-6
-6
-6
-6
-6
-7
-8
-11
-12
-12

Dew Point (°C)

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

Relative Humidity (%)

82
84
89
89
91
94
94
94
94
92
92
86
91
89
84
86
88
89
87
86
84
84
82
82

Pressure (mb)

1025
1022
1021
1019
1017
1016
1015
1014
1013
1012
1011
1010
1009
1009
1009
1009
1010
1010
1010
1011
1012
1013
1013
1014

Ozone (du)

341
343
348
353
356
353
357
356
359
360
363
369
376
386
394
395
396
397
397
397
397
396
395
395

Monday 1

Waxing Gibbous 88%

13:34

04:09

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 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 07:09, Set: 15:59, Transit: 11:33. Moon - Rise: 13:34, Set: 04:09. Civil Dark: 16:33 - 06:35. Nautical Dark: 17:10 - 05:57. Astro Dark: 17:47 - 05:21

Total Clouds (% Sky Obscured)

77
72
71
67
63
74
75
73
80
86
93
81
70
56
53
45
37
46
58
74
83
91
100
100

Low Clouds (% Sky Obscured)

56
48
58
67
63
72
71
68
79
86
93
79
70
56
53
45
37
39
26
14
27
39
52
53

Medium Clouds (% Sky Obscured)

50
50
30
25
25
25
25
25
31
47
57
42
28
16
16
15
13
28
37
49
55
61
67
68

High Clouds (% Sky Obscured)

77
72
67
33
0
2
6
10
34
55
80
55
31
6
11
15
20
35
51
66
72
76
60
45

ISS Passover

Visibility (miles)

5
7
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 (%)

21
14
12
9
9
30
36
31
31
31
25
28
30
23
20
13
1
3
2
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-8
-8
-9
-9
-9
-8
-7
-7
-7
-7
-8
-9
-10
-10
-11
-12
-13
-14
-15
-15
-16
-16
-16
-15

Relative Humidity (%)

77
76
74
74
76
77
81
81
82
82
79
79
79
80
80
82
81
81
81
79
78
75
70
68

Pressure (mb)

1014
1014
1014
1014
1014
1015
1015
1015
1016
1016
1016
1017
1018
1019
1020
1021
1021
1022
1023
1023
1023
1024
1024
1024

Ozone (du)

392
390
388
388
389
390
391
391
392
390
389
387
385
383
381
381
381
381
377
374
371
371
371
371

Tuesday 2

Waxing Gibbous 95%

13:58

05:37

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 OK
01 OK
02 Good
03 Good
04 Good
05 Good
06 Good

Sun - Rise: 07:10, Set: 15:58, Transit: 11:34. Moon - Rise: 13:58, Set: 05:37. Civil Dark: 16:32 - 06:36. Nautical Dark: 17:10 - 05:58. Astro Dark: 17:46 - 05:22

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
85
75
64
52
38
29
17
6
7
6
6

Low Clouds (% Sky Obscured)

44
42
49
59
70
59
52
42
45
47
59
50
41
31
21
12
4
3
3
2

Medium Clouds (% Sky Obscured)

69
70
61
58
54
53
56
64
50
36
23
18
9
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

40
40
40
40
100
100
100
100
100
85
75
64
42
21
10
3
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
7
6
5
5
4
6
7
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 (%)

1
2
7
8
8
10
7
4
8
8
11
10
7
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-15
-15
-14
-14
-14
-14
-15
-15
-16
-16
-15
-15
-14
-15
-14
-15
-16
-16
-16
-16

Relative Humidity (%)

66
66
65
69
73
78
79
79
81
83
84
84
85
83
83
83
83
83
83
84

Pressure (mb)

1024
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023
1024
1024

Ozone (du)

368
366
363
362
360
359
361
363
365
367
370
372
370
369
367
368
369
370
369
369

Forecast for Sainte-Marie, Chaudière-Appalaches, Canada (46.41,-71.06)

Generated: 26/11/25 11:42:00. Forecast: 26/11/25 to 02/12/25. Timezone: UTC-5.00