Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 17

Waxing Crescent 29%

No Rise

21:50

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
11 Bad

Sun - Rise: 05:59, Set: 19:57, Transit: 12:58. Moon - Rise: No Rise, Set: 21:50. Civil Dark: 20:29 - 05:28. Nautical Dark: 21:08 - 04:48. Astro Dark: 21:52 - 04:06

Total Clouds (% Sky Obscured)

97
92
85
88
49
53
66
63
68
61
63
61
53
51
43
57
67
82
90
93
100
100
100
100

Low Clouds (% Sky Obscured)

80
75
62
57
49
53
66
58
67
61
61
61
53
51
43
52
58
72
80
82
83
73
68
54

Medium Clouds (% Sky Obscured)

31
32
18
17
0
10
12
21
20
19
10
0
0
2
0
0
0
18
16
26
18
25
18
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
15
1
0
0
0
0
0
1
11
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
5
5
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 (%)

0
0
0
33
20
6
16
17
16
15
11
1
1
0
1
1
1
1
0
0
2
4
2
2

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

Chance of Frost

Temperature (°C)

22
23
24
25
25
25
25
24
23
22
22
21
21
20
20
20
19
19
19
19
19
20
21
22

Feels Like (°C)

24
25
26
28
29
29
29
29
26
25
25
25
23
22
22
21
20
19
19
19
20
20
21
22

Dew Point (°C)

21
21
22
21
22
20
21
21
21
20
20
20
20
19
19
18
18
17
17
16
17
16
16
16

Relative Humidity (%)

91
89
89
80
79
74
77
84
88
87
89
91
92
92
91
92
89
89
89
86
85
80
73
68

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1009
1010
1011
1011
1011
1011
1012
1011
1012
1012
1012
1012
1013
1013
1013
1013
1013

Ozone (du)

314
314
314
313
315
317
318
319
319
320
322
325
327
326
323
321
321
321
322
322
320
322
322
323

Tuesday 18

Waxing Crescent 38%

12:54

22:13

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 OK
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

Sun - Rise: 06:00, Set: 19:56, Transit: 12:57. Moon - Rise: 12:54, Set: 22:13. Civil Dark: 20:27 - 05:29. Nautical Dark: 21:06 - 04:50. Astro Dark: 21:49 - 04:07

Total Clouds (% Sky Obscured)

100
78
70
80
59
96
55
44
22
68
77
100
100
99
97
100
100
100
91
87
92
99
99
100

Low Clouds (% Sky Obscured)

62
55
53
58
59
53
22
28
0
0
0
0
0
0
0
0
0
0
0
0
5
12
53
78

Medium Clouds (% Sky Obscured)

0
0
0
27
19
29
16
16
11
3
0
0
15
64
78
57
72
86
86
85
92
98
96
100

High Clouds (% Sky Obscured)

100
73
44
49
9
86
30
6
5
65
77
100
100
81
86
100
99
98
74
38
40
36
77
100

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
7

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
Light Rain

Precipitation Probability (%)

1
5
0
0
8
6
0
0
0
0
0
0
0
0
0
0
0
0
0
4
11
30
69
95

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
1.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
24
25
26
26
25
25
24
22
21
20
20
19
19
18
18
18
18
18
18
19
19
19
19

Feels Like (°C)

23
25
27
26
26
26
25
25
24
24
21
20
19
19
18
19
18
18
17
18
18
18
19
19

Dew Point (°C)

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

Relative Humidity (%)

62
55
50
49
47
48
58
67
72
75
77
77
81
84
83
81
80
79
78
77
73
75
84
89

Pressure (mb)

1013
1013
1012
1012
1011
1011
1012
1011
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

324
323
325
328
330
330
332
333
333
331
328
326
325
324
324
322
322
323
323
323
322
323
325
327

Wednesday 19

First Quarter 48%

14:03

22:42

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 OK
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 OK
10 OK
11 Bad

Sun - Rise: 06:02, Set: 19:54, Transit: 12:57. Moon - Rise: 14:03, Set: 22:42. Civil Dark: 20:26 - 05:30. Nautical Dark: 21:04 - 04:51. Astro Dark: 21:47 - 04:09

Total Clouds (% Sky Obscured)

100
98
99
95
67
64
58
45
36
47
46
75
74
93
92
88
75
44
45
47
45
39
41
48

Low Clouds (% Sky Obscured)

72
66
60
56
61
64
28
42
36
47
46
57
56
64
65
43
39
44
45
46
38
33
39
38

Medium Clouds (% Sky Obscured)

98
94
97
90
46
40
46
40
26
27
24
19
12
23
29
32
0
0
0
0
0
0
0
9

High Clouds (% Sky Obscured)

100
40
35
0
0
0
0
0
0
0
4
13
13
65
60
54
55
5
3
2
2
2
0
2

ISS Passover

Visibility (miles)

1
3
2
9
9
9
8
9
9
9
9
9
6
5
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

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

Precipitation Probability (%)

95
95
83
30
18
31
49
22
8
23
24
28
38
19
2
0
0
0
0
0
1
2
5
18

Precipitation Amount (mm)

3.3
1.2
0.7
0
0
0
0.3
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
19
19
19
19
21
21
20
19
19
18
18
18
18
18
17
17
17
17
17
18
19
20
21

Feels Like (°C)

18
19
19
19
20
22
22
22
21
21
20
20
19
18
18
18
18
18
20
20
20
21
22
22

Dew Point (°C)

18
18
19
18
19
18
18
19
19
18
18
17
17
17
17
17
17
16
16
16
16
16
15
13

Relative Humidity (%)

98
98
98
96
95
84
85
92
95
95
95
95
95
96
96
96
96
96
96
96
90
82
71
61

Pressure (mb)

1011
1012
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1013
1013
1013
1013
1013
1014
1014
1015
1016
1016
1016
1016

Ozone (du)

324
328
327
337
341
343
343
343
342
341
342
340
339
338
338
337
336
336
334
334
333
334
334
332

Thursday 20

Waxing Gibbous 58%

15:08

23:18

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

Sun - Rise: 06:03, Set: 19:52, Transit: 12:57. Moon - Rise: 15:08, Set: 23:18. Civil Dark: 20:24 - 05:31. Nautical Dark: 21:02 - 04:53. Astro Dark: 21:45 - 04:11

Total Clouds (% Sky Obscured)

60
72
70
50
51
36
46
0
0
0
4
14
61
36
38
46
74
70
67
65
49
37
23
28

Low Clouds (% Sky Obscured)

21
20
20
20
23
18
9
0
0
0
3
3
45
3
2
0
31
30
36
36
41
37
23
7

Medium Clouds (% Sky Obscured)

17
28
30
33
35
25
37
0
0
0
3
8
17
23
24
28
30
31
31
28
20
10
0
7

High Clouds (% Sky Obscured)

17
25
20
2
0
1
21
0
0
0
0
0
0
0
0
1
2
7
10
14
9
6
20
25

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
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 (%)

11
10
14
12
6
5
5
14
30
33
1
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
6
6
6
6
7
6
4
3
4
3
3
3
3
3
3
3
3
2
2
3
3
3
3

Chance of Frost

Temperature (°C)

22
23
24
24
24
24
24
22
21
20
19
18
18
17
17
16
16
16
16
17
17
18
19
21

Feels Like (°C)

23
23
23
24
26
26
26
23
23
22
21
21
20
18
19
18
18
15
16
17
17
18
19
21

Dew Point (°C)

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

Relative Humidity (%)

54
49
47
47
47
50
57
67
70
77
85
83
82
82
86
87
85
82
79
79
77
75
73
65

Pressure (mb)

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

Ozone (du)

333
330
331
330
331
333
339
344
331
329
331
329
327
326
326
327
326
327
326
325
324
324
324
323

Friday 21

Waxing Gibbous 68%

16:09

00:02

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

Sun - Rise: 06:04, Set: 19:51, Transit: 12:57. Moon - Rise: 16:09, Set: 00:02. Civil Dark: 20:22 - 05:33. Nautical Dark: 21:00 - 04:55. Astro Dark: 21:42 - 04:13

Total Clouds (% Sky Obscured)

35
45
57
73
85
75
58
55
43
39
32
50
54
75
65
63
64
55
46
36
28
18
7
6

Low Clouds (% Sky Obscured)

27
3
6
10
12
9
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

15
22
19
14
9
16
20
26
25
25
24
25
26
26
15
18
23
17
11
9
7
4
2
2

High Clouds (% Sky Obscured)

24
25
33
43
50
39
23
29
11
6
1
24
47
75
51
31
14
11
8
5
3
2
0
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
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
1
1
1
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)

2
2
2
2
3
4
3
3
3
3
3
3
3
2
2
2
1
2
1
2
2
2
3
4

Chance of Frost

Temperature (°C)

22
24
25
25
25
25
24
23
22
21
20
19
19
18
18
16
16
16
16
17
17
19
21
23

Feels Like (°C)

23
24
25
27
27
27
26
25
23
23
22
21
21
21
20
18
19
19
18
18
18
21
21
22

Dew Point (°C)

14
14
14
13
13
13
14
16
16
15
15
15
15
15
15
13
13
13
13
13
13
13
14
14

Relative Humidity (%)

58
56
51
48
47
47
54
65
70
70
70
73
78
81
82
82
85
85
82
79
76
70
63
57

Pressure (mb)

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

Ozone (du)

322
322
324
323
321
319
321
321
324
325
327
329
330
330
330
328
326
324
322
321
320
320
319
319

Saturday 22

Waxing Gibbous 77%

17:01

00:55

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

Sun - Rise: 06:05, Set: 19:49, Transit: 12:56. Moon - Rise: 17:01, Set: 00:55. Civil Dark: 20:20 - 05:34. Nautical Dark: 20:58 - 04:56. Astro Dark: 21:40 - 04:15

Total Clouds (% Sky Obscured)

5
3
21
34
42
45
50
56
42
29
15
31
44
57
66
75
83
88
96
99
99
100
100
95

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
1
2
4
6
8
14
21
22
22
21
19
34
51
63
66

Medium Clouds (% Sky Obscured)

1
1
9
19
28
32
35
42
36
27
14
25
37
48
50
52
51
60
75
89
93
96
98
88

High Clouds (% Sky Obscured)

1
1
5
8
10
6
3
0
0
1
1
4
7
9
28
51
77
76
79
78
80
82
82
53

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
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
Very Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
3
18
27
30
67
94
95
95

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
0.6
1.2
1.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

24
25
26
26
26
26
25
24
22
22
21
20
19
19
18
18
18
18
18
18
18
18
18
18

Feels Like (°C)

23
23
24
29
28
28
28
28
29
23
23
24
23
23
23
18
19
18
18
18
18
18
18
18

Dew Point (°C)

14
13
13
13
14
14
14
15
16
15
14
14
14
14
14
14
14
14
14
14
14
14
14
14

Relative Humidity (%)

53
48
44
45
46
45
51
57
65
66
67
68
70
73
76
77
78
78
78
78
78
78
78
78

Pressure (mb)

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

Ozone (du)

319
318
317
316
315
314
314
315
316
316
317
318
318
317
317
316
315
315
314
314
314
317
320
323

Sunday 23

Waxing Gibbous 84%

17:44

01:57

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

Sun - Rise: 06:07, Set: 19:47, Transit: 12:56. Moon - Rise: 17:44, Set: 01:57. Civil Dark: 20:18 - 05:35. Nautical Dark: 20:56 - 04:57. Astro Dark: 21:38 - 04:17

Total Clouds (% Sky Obscured)

91
82
81
84
84
78
76
80
78
76
70
74
79
82
79
76
74
68
62
56

Low Clouds (% Sky Obscured)

65
59
65
76
83
78
76
80
78
76
70
74
79
81
78
75
72
68
62
56

Medium Clouds (% Sky Obscured)

74
57
54
51
44
36
28
18
17
17
19
23
30
38
33
31
29
24
20
16

High Clouds (% Sky Obscured)

26
0
0
0
0
6
12
20
17
12
8
5
3
0
4
7
9
6
3
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

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

95
95
75
63
42
52
39
18
21
18
7
11
10
5
18
33
45
56
57
57

Precipitation Amount (mm)

1.6
2.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.2
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
20
20
20
20
20
19
19
18
18
18
18
18
18
18
17
17
16
17
17

Feels Like (°C)

18
17
16
24
22
21
21
22
23
19
20
21
21
21
20
18
18
18
18
17

Dew Point (°C)

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

Relative Humidity (%)

71
62
57
56
55
54
59
67
72
72
71
68
65
64
61
64
67
71
67
64

Pressure (mb)

1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1013
1013

Ozone (du)

321
319
318
318
318
318
319
320
322
324
326
328
331
334
337
338
340
342
343
345

Forecast for Le Vieux-Port, Montréal, Canada (45.50,-73.57)

Generated: 17/08/26 12:59:13. Forecast: 17/08/26 to 23/08/26. Timezone: UTC-4.00