Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 21

Waxing Gibbous 68%

17:00

23:29

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

Sun - Rise: 05:43, Set: 19:40, Transit: 12:40. Moon - Rise: 17:00, Set: 23:29. Civil Dark: 20:13 - 05:10. Nautical Dark: 20:54 - 04:29. Astro Dark: 21:40 - 03:43

Total Clouds (% Sky Obscured)

79
51
38
35
0
4
4
24
28
26
25
18
17
13
0
0
9
2
13
51
0
26
34
27

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
24
28
26
25
18
17
13
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

32
26
31
21
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
16
21
21

High Clouds (% Sky Obscured)

0
0
0
0
0
2
4
3
0
0
0
0
0
0
0
0
9
2
13
39
0
2
5
0

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
2
8
12
3

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
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
7
5
4
3
3
5
4
4
4
3
3
3
3
2
1
2
4
5
6
6
7
7
7

Chance of Frost

Temperature (°C)

20
20
17
14
14
14
12
11
11
10
10
10
9
9
11
15
18
19
20
21
22
23
23
23

Feels Like (°C)

20
20
19
16
15
14
12
11
11
11
10
10
10
9
13
17
19
19
20
20
22
23
23
23

Dew Point (°C)

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

Relative Humidity (%)

50
62
71
74
74
74
75
76
76
77
77
78
78
80
75
62
56
51
47
45
44
44
45
48

Pressure (mb)

1019
1019
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1022
1022
1022
1022
1022
1021
1021
1020
1019
1019

Ozone (du)

325
329
331
332
332
329
329
328
327
326
325
321
318
317
317
318
317
317
316
316
316
318
317
316

Saturday 22

Waxing Gibbous 76%

17:00

00:23

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

Sun - Rise: 05:44, Set: 19:38, Transit: 12:40. Moon - Rise: 17:00, Set: 00:23. Civil Dark: 20:11 - 05:11. Nautical Dark: 20:52 - 04:30. Astro Dark: 21:38 - 03:45

Total Clouds (% Sky Obscured)

32
91
68
58
21
16
37
50
61
76
100
99
99
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
54
81
88
87
90
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

22
32
20
11
10
8
20
25
35
29
40
52
38
100
95
46
83
82
64
54
58
59
65
81

High Clouds (% Sky Obscured)

7
81
7
0
0
0
17
40
48
43
62
61
55
55
11
18
43
35
41
14
0
2
45
50

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
7
9
6
4
6
9
8
3
3
0
0
0

Fog (%)

1
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
Very Light Rain
Very Light Rain
Light Rain
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
4
23
33
38
62
66
64
43
32
32
52
69
67
57
49
52

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.4
0
0
0
0.3
0.6
0.5
0.4
0.3
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
20
18
16
16
14
13
13
13
13
13
13
14
14
14
14
14
14
14
15
15
15
15
15

Feels Like (°C)

22
21
17
16
15
14
14
13
14
13
13
12
13
13
12
12
12
13
12
13
13
13
14
13

Dew Point (°C)

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

Relative Humidity (%)

52
59
66
64
63
69
72
77
77
80
84
89
92
95
95
98
98
98
96
96
98
98
98
98

Pressure (mb)

1019
1018
1018
1018
1019
1019
1018
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1016
1015
1015
1014
1014
1013
1013

Ozone (du)

313
315
312
313
314
314
315
315
314
314
313
314
316
316
316
316
316
314
311
308
307
306
308
308

Sunday 23

Waxing Gibbous 84%

17:42

01:26

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
16 Bad

Sun - Rise: 05:46, Set: 19:36, Transit: 12:40. Moon - Rise: 17:42, Set: 01:26. Civil Dark: 20:09 - 05:13. Nautical Dark: 20:50 - 04:32. Astro Dark: 21:35 - 03:47

Total Clouds (% Sky Obscured)

100
100
100
100
99
98
100
100
100
100
100
100
100
100
100
100
100
100
98
97
89
92
97
100

Low Clouds (% Sky Obscured)

97
100
100
100
94
96
100
100
100
100
100
100
100
100
100
100
100
100
83
90
81
76
70
65

Medium Clouds (% Sky Obscured)

72
67
64
60
62
56
58
52
37
21
25
6
6
9
0
0
0
0
0
0
0
2
45
18

High Clouds (% Sky Obscured)

67
70
96
100
75
31
54
43
61
17
6
35
34
42
6
35
55
52
53
63
40
60
78
89

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
2
1
0
2
23
43
43
24
24
24
24
24
24
24
24
24

Precipitation Type

Light Rain
Light Rain
None
None
None
None
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain

Precipitation Probability (%)

81
67
38
23
17
48
79
75
68
34
14
22
36
36
43
46
41
35
27
29
28
40
60
83

Precipitation Amount (mm)

0.8
0.4
0
0
0
0
0.7
0.6
0.6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
15
15
15
16
15
15
15
15
15
15
15
15
15
15
15
16
16
16
17
18
18
18
17

Feels Like (°C)

14
14
15
15
16
15
15
15
15
15
15
15
15
15
16
16
16
17
17
18
18
18
18
18

Dew Point (°C)

15
15
15
15
16
15
15
15
15
15
15
15
15
15
15
15
15
16
16
17
17
17
17
17

Relative Humidity (%)

100
98
98
98
100
100
98
98
98
98
98
98
98
98
100
100
98
98
96
96
96
96
96
96

Pressure (mb)

1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1011
1011
1011
1010
1010

Ozone (du)

307
306
306
306
306
306
305
305
306
306
305
305
307
310
314
314
313
312
312
312
312
312
313
316

Monday 24

Waxing Gibbous 91%

18:15

02:35

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
16 Bad

Sun - Rise: 05:47, Set: 19:34, Transit: 12:40. Moon - Rise: 18:15, Set: 02:35. Civil Dark: 20:07 - 05:14. Nautical Dark: 20:48 - 04:34. Astro Dark: 21:32 - 03:49

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
98
96
85
69
63
67
99
99
99
100
100
96
91
100
100
100
100

Low Clouds (% Sky Obscured)

68
70
73
76
79
83
88
94
96
85
69
63
67
98
97
95
92
90
67
44
22
20
19
17

Medium Clouds (% Sky Obscured)

26
80
100
92
74
62
58
51
44
37
28
22
25
21
25
23
22
22
17
19
34
48
68
100

High Clouds (% Sky Obscured)

89
100
86
56
50
50
50
50
45
30
17
3
5
50
50
67
83
100
83
52
58
100
100
100

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
6
6
9
9
9
9
9
9
1
0
7
9
9
4

Fog (%)

24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24

Precipitation Type

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

Precipitation Probability (%)

95
95
66
81
94
94
95
95
95
92
81
58
55
49
36
40
41
33
67
73
51
55
60
59

Precipitation Amount (mm)

0.8
0.6
0.3
0.6
0.6
0.4
0.7
0.8
0.8
0.7
0.6
0.3
0.2
0
0
0
0
0
0
0.3
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
17
16
16
16
15
15
15
14
14
14
14
14
14
14
15
17
18
20
20
19
18
18
18

Feels Like (°C)

17
18
17
16
17
16
14
14
14
15
15
15
15
15
14
15
16
18
20
21
19
18
19
19

Dew Point (°C)

17
16
16
16
16
15
14
14
14
14
14
14
13
13
13
14
14
12
12
15
16
17
17
17

Relative Humidity (%)

98
98
98
100
98
98
98
98
100
100
100
98
96
96
95
92
83
68
58
72
81
90
92
92

Pressure (mb)

1009
1009
1009
1009
1010
1010
1010
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1009
1009
1009
1009
1009
1009
1008

Ozone (du)

324
332
337
338
337
338
338
334
334
333
333
333
334
334
335
335
334
334
334
334
332
331
330
328

Tuesday 25

Waxing Gibbous 96%

18:40

03:47

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
16 Bad

Sun - Rise: 05:48, Set: 19:32, Transit: 12:39. Moon - Rise: 18:40, Set: 03:47. Civil Dark: 20:05 - 05:16. Nautical Dark: 20:45 - 04:35. Astro Dark: 21:30 - 03:51

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
98
97
81
58
46
65
80
100
96
89
83
79
77
78
60
40
22

Low Clouds (% Sky Obscured)

12
6
4
8
20
27
35
29
37
24
21
25
38
43
52
45
46
48
50
53
56
37
19
0

Medium Clouds (% Sky Obscured)

89
81
71
53
64
66
42
25
25
27
11
13
10
6
3
15
27
40
35
30
23
22
16
13

High Clouds (% Sky Obscured)

100
89
89
92
100
84
99
97
96
73
22
24
40
41
53
52
52
47
32
16
1
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24

Precipitation Type

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

Precipitation Probability (%)

49
33
16
44
62
34
25
24
38
32
11
1
0
2
1
7
6
2
15
23
30
31
35
39

Precipitation Amount (mm)

0
0
0
0
0.6
0
0
0
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
18
18
17
17
16
16
15
14
14
15
15
15
15
17
17
17
17
17
18
19
20
23
22

Dew Point (°C)

18
17
17
16
16
15
15
15
15
14
14
14
14
15
16
16
16
15
15
15
16
16
16
16

Relative Humidity (%)

93
96
96
98
96
96
96
98
98
98
96
98
98
96
98
96
86
77
70
68
68
67
67
68

Pressure (mb)

1008
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1010
1011
1011
1011
1012
1012
1012
1012
1011
1012
1012

Ozone (du)

328
329
327
326
324
325
326
327
328
329
330
330
331
331
331
332
330
329
327
325
322
320
320
319

Wednesday 26

Waxing Gibbous 99%

19:01

05:00

17 OK
18 OK
19 OK
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
16 Bad

Sun - Rise: 05:50, Set: 19:30, Transit: 12:39. Moon - Rise: 19:01, Set: 05:00. Civil Dark: 20:03 - 05:17. Nautical Dark: 20:43 - 04:37. Astro Dark: 21:27 - 03:53

Total Clouds (% Sky Obscured)

24
26
27
51
74
100
96
97
94
93
91
89
80
68
57
54
46
44
57
74
94
90
86
81

Low Clouds (% Sky Obscured)

0
0
0
2
4
6
12
20
27
29
32
35
23
12
0
0
1
2
4
7
5
5
0
0

Medium Clouds (% Sky Obscured)

11
11
11
11
9
7
10
10
15
27
39
57
56
51
42
44
40
33
25
21
20
26
29
32

High Clouds (% Sky Obscured)

0
0
0
28
42
42
38
46
57
41
28
6
6
5
5
4
4
4
28
56
83
70
54
38

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3
0
0
0
0
3
6

Fog (%)

24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24

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 (%)

31
23
15
14
9
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
1
1
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
4
3
3
3
3
4
4
4
4
4
4
4
3
3
2
1
3
4
5
6
7
7
8

Chance of Frost

Temperature (°C)

23
21
19
17
16
16
15
14
14
13
13
13
12
14
15
16
18
20
22
22
22
23
23
23

Feels Like (°C)

22
23
23
23
17
18
18
17
17
17
14
14
14
14
14
14
19
20
20
21
23
24
23
23

Dew Point (°C)

17
16
16
15
15
15
14
14
13
13
12
12
12
12
13
13
13
12
12
12
12
12
12
12

Relative Humidity (%)

69
75
82
90
92
93
95
96
95
96
96
96
96
92
86
83
71
60
52
52
51
50
50
50

Pressure (mb)

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

Ozone (du)

318
318
318
317
316
315
314
313
312
311
310
309
308
308
308
307
308
308
309
309
309
308
308
307

Thursday 27

Waxing Gibbous 100%

19:18

06:13

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

Sun - Rise: 05:51, Set: 19:28, Transit: 12:39. Moon - Rise: 19:18, Set: 06:13. Civil Dark: 20:01 - 05:19. Nautical Dark: 20:41 - 04:39. Astro Dark: 21:24 - 03:55

Total Clouds (% Sky Obscured)

87
92
97
96
95
95
95
95
94
96
98
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
7
14
20
14
7
0
14
30
50
55
57
62
68
70
67
72
75
81

Medium Clouds (% Sky Obscured)

42
51
59
57
54
53
63
74
85
86
89
91
85
82
82
81
80
79
66
54
44

High Clouds (% Sky Obscured)

59
78
97
93
88
87
76
64
56
71
85
98
99
99
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
7
6
4
3
1
1
0
0
0
0
0
3
6

Fog (%)

24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24

Precipitation Type

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

Precipitation Probability (%)

0
0
0
1
2
1
7
16
28
47
63
78
83
83
84
80
78
70
80
80
76

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

24
22
21
19
19
19
18
17
16
16
15
15
15
15
16
16
17
18
18
18
18

Feels Like (°C)

22
22
23
23
18
18
19
18
18
18
16
16
16
16
16
15
18
18
18
19
19

Dew Point (°C)

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

Relative Humidity (%)

50
55
62
69
71
72
76
81
86
93
95
96
100
100
100
100
98
96
96
90
83

Pressure (mb)

1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1010
1010
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

307
306
305
304
305
306
307
307
307
307
307
306
306
307
308
309
310
310
311
311
311

Forecast for Grandes-Bergeronnes, Côte-Nord, Canada (48.24,-69.55)

Generated: 21/08/26 17:20:16. Forecast: 21/08/26 to 27/08/26. Timezone: UTC-4.00