Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 24

Waxing Gibbous 91%

18:24

03:00

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:05, Set: 19:48, Transit: 12:56. Moon - Rise: 18:24, Set: 03:00. Civil Dark: 20:19 - 05:35. Nautical Dark: 20:58 - 04:56. Astro Dark: 21:41 - 04:14

Total Clouds (% Sky Obscured)

81
89
92
100
79
94
94
80
88
85
99
95
57
77
67
91
74
85
99
92
98
98
98
98

Low Clouds (% Sky Obscured)

81
69
78
71
79
77
76
64
63
85
52
35
31
27
36
38
44
84
84
81
90
96
95
96

Medium Clouds (% Sky Obscured)

68
61
19
9
5
54
55
28
35
48
60
22
5
12
35
70
19
30
57
67
84
74
57
31

High Clouds (% Sky Obscured)

40
53
45
22
1
1
0
21
46
41
97
84
44
73
30
53
65
70
88
58
0
1
3
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
6
4
3
3
9
8
9
3
9
9
9
9
9
9
8
9
9
9

Fog (%)

34
8
0
0
0
0
0
0
0
0
0
0
0
0
0
5
8
100
95
95
98
90
92
56

Precipitation Type

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

Precipitation Probability (%)

4
10
0
2
11
39
74
95
95
92
95
70
74
55
3
0
1
6
37
48
49
51
48
38

Precipitation Amount (mm)

0
0
0
0
0
0
0.4
0.7
1.1
0.3
1.2
0
0.3
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
13
12
13
13
14
15
16
17
17
17
15
15
14
13
11
11
11
10
10
11
11
11
11

Dew Point (°C)

12
13
12
13
13
12
11
14
16
16
16
13
13
14
12
11
11
10
10
10
11
11
11
11

Relative Humidity (%)

96
98
92
92
90
78
71
83
89
92
93
85
85
96
96
96
96
95
96
96
98
100
100
100

Pressure (mb)

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

Ozone (du)

341
341
341
341
340
342
346
348
349
347
343
340
341
340
340
339
339
337
338
339
339
339
341
342

Tuesday 25

Waxing Gibbous 96%

18:51

04:10

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:07, Set: 19:46, Transit: 12:56. Moon - Rise: 18:51, Set: 04:10. Civil Dark: 20:17 - 05:36. Nautical Dark: 20:56 - 04:58. Astro Dark: 21:38 - 04:16

Total Clouds (% Sky Obscured)

98
98
98
89
67
44
59
67
85
82
91
66
90
84
64
58
58
55
54
47
52
47
46
50

Low Clouds (% Sky Obscured)

96
95
96
79
63
43
36
42
67
34
43
17
22
21
23
32
29
27
36
35
40
44
45
46

Medium Clouds (% Sky Obscured)

31
38
44
20
1
0
41
49
52
50
67
59
84
79
37
25
30
29
17
4
8
0
0
0

High Clouds (% Sky Obscured)

0
0
19
2
4
4
28
5
5
20
14
2
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

8
6
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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

16
12
26
39
40
51
61
70
72
68
66
65
59
31
4
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0.3
0.4
0.4
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
11
13
13
14
16
17
19
20
19
18
17
17
16
14
14
13
13
12
12
12
12
11
11

Feels Like (°C)

11
12
13
14
14
16
19
19
21
19
19
18
17
15
14
14
14
13
13
12
13
12
12
11

Dew Point (°C)

11
11
12
13
14
14
12
14
17
17
16
16
16
15
14
13
13
12
12
12
12
11
11
10

Relative Humidity (%)

100
98
98
98
96
86
72
76
82
88
86
92
93
95
98
98
98
98
98
98
98
98
98
98

Pressure (mb)

1012
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1013
1013
1014
1015
1015
1015
1016
1016
1016
1016
1016
1017

Ozone (du)

342
341
339
338
336
332
329
328
327
326
327
329
331
334
338
339
339
338
335
332
329
328
327
327

Wednesday 26

Waxing Gibbous 99%

19:13

05:21

06 Bad
07 OK
08 OK
09 OK
10 OK
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 OK
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:08, Set: 19:44, Transit: 12:56. Moon - Rise: 19:13, Set: 05:21. Civil Dark: 20:15 - 05:38. Nautical Dark: 20:54 - 04:59. Astro Dark: 21:36 - 04:18

Total Clouds (% Sky Obscured)

46
16
30
36
40
55
58
98
62
60
83
71
87
79
100
100
100
78
67
38
50
60
79
74

Low Clouds (% Sky Obscured)

46
16
30
36
40
46
39
75
46
32
52
5
29
49
28
29
2
14
9
1
5
9
14
18

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
16
5
18
38
30
29
23
6
0
0
34
18
28
38
49
61
53

High Clouds (% Sky Obscured)

0
0
0
4
3
17
12
31
5
40
5
4
62
51
91
100
100
51
50
13
12
15
15
10

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
0
0
0
3
14
2
3
4
3
3
12
1
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)

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

Chance of Frost

Temperature (°C)

10
11
14
16
17
18
19
20
21
21
21
20
19
18
16
15
14
14
14
13
13
13
13
13

Feels Like (°C)

11
11
16
18
18
19
21
20
20
21
21
21
20
19
16
15
14
14
14
14
14
14
14
14

Dew Point (°C)

10
11
13
14
13
11
10
10
12
15
16
14
15
15
13
11
11
13
13
13
12
13
13
13

Relative Humidity (%)

98
98
95
89
74
62
55
52
57
71
74
67
73
80
81
79
80
90
95
96
95
98
98
96

Pressure (mb)

1017
1017
1017
1018
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016

Ozone (du)

326
324
322
321
319
319
318
316
315
313
313
315
313
312
311
310
310
310
309
307
307
308
308
308

Thursday 27

Waxing Gibbous 100%

19:32

No Set

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:09, Set: 19:42, Transit: 12:56. Moon - Rise: 19:32, Set: No Set. Civil Dark: 20:13 - 05:39. Nautical Dark: 20:52 - 05:01. Astro Dark: 21:33 - 04:20

Total Clouds (% Sky Obscured)

64
57
63
89
99
74
73
91
93
96
100
100
100
100
93
88
85
90
95
100
97
94
76
86

Low Clouds (% Sky Obscured)

26
35
23
23
23
28
32
58
76
82
42
61
24
29
31
29
29
35
45
55
46
43
50
76

Medium Clouds (% Sky Obscured)

42
29
25
21
17
20
23
57
74
86
99
95
85
88
70
49
35
48
28
25
19
10
2
1

High Clouds (% Sky Obscured)

5
3
24
82
98
40
37
56
50
59
87
91
95
100
72
47
19
20
25
25
36
47
39
25

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
5
3
9
5
9
9
9
9
9
3
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
Very Light Rain
Very Light Rain
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
8
37
53
58
57
56
54
64
69
73
81
64
40
3
6
4
2
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
93
81
71
63
62
61
73
92
95
93
95
90
90
93
93
95
96
98
98
98
98
98

Pressure (mb)

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

Ozone (du)

307
307
306
306
306
307
307
306
306
307
309
309
310
310
311
312
312
312
311
312
314
316
320
321

Friday 28

Full Moon 99%

19:49

06:32

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 OK
19 OK
20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 OK
04 OK
05 OK

Sun - Rise: 06:10, Set: 19:40, Transit: 12:55. Moon - Rise: 19:49, Set: 06:32. Civil Dark: 20:12 - 05:40. Nautical Dark: 20:50 - 05:02. Astro Dark: 21:31 - 04:22

Total Clouds (% Sky Obscured)

91
97
93
82
78
74
69
73
73
64
65
62
27
20
11
5
0
0
1
2
14
30
48
46

Low Clouds (% Sky Obscured)

85
93
93
81
78
73
67
70
73
64
65
62
21
14
9
5
0
0
1
2
5
5
6
4

Medium Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
5
8
13
8
4
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

12
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
1

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 (%)

3
1
3
6
5
7
14
1
0
1
0
0
0
0
0
0
0
0
0
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)

5
5
7
7
8
8
8
9
9
10
9
8
8
5
4
3
3
2
2
2
2
2
3
3

Chance of Frost

Temperature (°C)

14
14
13
14
14
15
15
16
17
16
15
15
14
13
11
10
8
8
7
7
6
6
6
6

Feels Like (°C)

14
14
13
13
13
14
14
15
15
14
13
13
12
13
11
11
10
10
9
8
8
6
5
5

Dew Point (°C)

13
13
13
13
12
11
10
9
10
10
9
8
8
7
8
7
6
6
6
5
4
2
1
-1

Relative Humidity (%)

98
98
95
93
84
76
68
64
65
66
65
62
65
70
83
85
87
91
88
85
83
76
70
63

Pressure (mb)

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

Ozone (du)

320
317
318
319
319
319
318
321
321
322
322
322
322
323
324
324
325
325
324
324
323
322
321
320

Saturday 29

Waning Gibbous 95%

20:06

07:44

06 OK
07 OK
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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:12, Set: 19:38, Transit: 12:55. Moon - Rise: 20:06, Set: 07:44. Civil Dark: 20:10 - 05:42. Nautical Dark: 20:48 - 05:04. Astro Dark: 21:28 - 04:23

Total Clouds (% Sky Obscured)

43
33
52
71
88
87
91
97
89
80
69
74
77
83
85
83
83
78
74
76
80
87
94
85

Low Clouds (% Sky Obscured)

2
0
23
54
80
66
39
15
24
27
26
39
43
55
48
45
38
37
32
27
41
54
67
57

Medium Clouds (% Sky Obscured)

0
0
0
0
0
15
40
70
65
68
63
68
68
69
65
51
45
40
39
35
46
58
69
63

High Clouds (% Sky Obscured)

3
4
18
25
16
8
9
5
4
7
6
36
65
83
85
76
65
42
20
0
5
5
5
4

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 (%)

1
1
5
4
1
2
2
1
2
2
0
4
5
5
5
4
0
9
12
10
31
43
54
59

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
8
9
12
13
14
12
12
10
16
15
15
16
17
19
11
13
14
13
13
13
13
12
12

Dew Point (°C)

1
3
5
7
8
10
8
7
5
5
4
4
6
8
10
10
10
11
10
10
10
10
10
10

Relative Humidity (%)

64
67
68
69
68
68
58
52
45
44
44
42
53
64
80
83
84
89
86
84
83
82
80
80

Pressure (mb)

1022
1022
1022
1022
1022
1021
1021
1020
1020
1019
1019
1019
1019
1019
1019
1018
1018
1018
1017
1017
1017
1016
1016
1016

Ozone (du)

319
318
316
316
316
316
316
317
317
317
318
318
319
320
321
322
324
325
325
324
324
323
323
323

Sunday 30

Waning Gibbous 89%

20:23

08:56

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 OK
00 OK
01 OK

Sun - Rise: 06:13, Set: 19:36, Transit: 12:55. Moon - Rise: 20:23, Set: 08:56. Civil Dark: 20:08 - 05:43. Nautical Dark: 20:45 - 05:05. Astro Dark: 21:26 - 04:25

Total Clouds (% Sky Obscured)

76
67
57
58
75
89
95
100
94
89
83
79
75
70
65
57
49
35
32
21

Low Clouds (% Sky Obscured)

46
35
40
43
33
26
14
36
47
44
32
37
41
43
28
20
12
6
5
2

Medium Clouds (% Sky Obscured)

57
50
41
32
23
23
44
55
63
72
70
64
58
52
50
33
29
26
25
21

High Clouds (% Sky Obscured)

2
1
1
1
5
8
4
0
0
0
0
0
0
0
4
6
9
6
3
0

ISS Passover

Visibility (miles)

9
9
9
9
9
8
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

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

Precipitation Probability (%)

57
49
41
32
22
30
34
39
38
33
17
24
25
26
22
18
8
12
13
10

Precipitation Amount (mm)

0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
14
14
15
17
18
18
18
19
19
20
20
19
17
15
13
12
11
10
9

Feels Like (°C)

12
13
12
15
15
15
15
16
17
20
20
19
20
21
22
13
13
13
12
13

Dew Point (°C)

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

Relative Humidity (%)

83
86
89
78
67
60
56
52
48
48
46
45
53
61
72
72
73
75
77
81

Pressure (mb)

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

Ozone (du)

323
323
324
324
323
323
321
320
318
318
319
319
319
319
319
319
318
318
317
316

Forecast for Lac-Saint-Louis, Lanaudière, Canada (46.53,-73.70)

Generated: 24/08/26 06:50:18. Forecast: 24/08/26 to 30/08/26. Timezone: UTC-4.00