Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 9

Waning Crescent 14%

02:37

18:31

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

Sun - Rise: 05:46, Set: 20:13, Transit: 13:00. Moon - Rise: 02:37, Set: 18:31. Civil Dark: 20:47 - 05:13. Nautical Dark: 21:29 - 04:30. Astro Dark: 22:17 - 03:44

Total Clouds (% Sky Obscured)

56
59
62
67
67
45
25
46
40
70
46
35
5
19
9
10
38
97
100
100
100
98
100
80

Low Clouds (% Sky Obscured)

44
29
50
67
67
45
25
35
27
34
38
4
5
19
9
0
0
2
8
12
10
25
42
5

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
31
24
22
2
12
0
0
0
0
2
17
3
1
11
20
57
55

High Clouds (% Sky Obscured)

0
0
1
0
0
0
0
0
0
70
15
0
0
0
2
10
33
94
100
100
100
96
99
71

ISS Passover

Visibility (miles)

9
9
9
5
4
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 (%)

2
2
0
9
5
2
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)

6
5
4
5
6
8
9
9
10
11
11
11
11
10
10
8
4
3
3
3
3
4
3
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
100
100
96
91
69
54
45
41
37
37
38
43
48
60
76
79
78
73
72
70
70
73

Pressure (mb)

1010
1010
1010
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1014
1014
1014
1014
1015
1015
1014

Ozone (du)

330
332
331
328
326
324
323
323
327
329
331
329
327
325
322
321
319
320
322
322
322
324
325
328

Monday 10

Waning Crescent 6%

04:00

19:16

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 05:48, Set: 20:12, Transit: 13:00. Moon - Rise: 04:00, Set: 19:16. Civil Dark: 20:45 - 05:14. Nautical Dark: 21:27 - 04:32. Astro Dark: 22:15 - 03:46

Total Clouds (% Sky Obscured)

100
64
91
98
100
100
100
100
100
98
100
89
91
100
100
100
100
100
99
81
90
89
86
84

Low Clouds (% Sky Obscured)

2
2
1
1
17
51
19
84
70
36
60
53
56
41
50
68
43
64
72
72
84
89
86
84

Medium Clouds (% Sky Obscured)

87
49
74
49
85
92
73
99
99
94
98
83
86
77
74
84
83
79
52
29
9
2
0
0

High Clouds (% Sky Obscured)

71
64
73
97
100
100
100
100
100
81
64
55
55
96
100
100
98
100
90
39
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
2
7
4
9
8
9
9
9
9
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
37
13
4

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
8
23
12
38
95
95
83
70
46
39
30
52
77
93
87
95
83
83
53
26

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
1.3
1.2
0.3
0.3
0
0
0
0
0.3
0.5
0.3
1
0.4
0.6
0.2
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
81
83
81
68
63
70
66
66
95
96
95
93
95
96
96
98
98
98
100
100
100
100
100

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1012
1011
1010
1010
1009
1009
1009
1009
1009
1008
1008
1007
1007
1007

Ozone (du)

327
326
324
323
323
324
323
323
323
320
322
326
328
335
340
338
338
338
338
340
340
342
335
335

Tuesday 11

Waning Crescent 2%

04:00

19:49

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

Sun - Rise: 05:49, Set: 20:10, Transit: 12:59. Moon - Rise: 04:00, Set: 19:49. Civil Dark: 20:43 - 05:15. Nautical Dark: 21:25 - 04:34. Astro Dark: 22:12 - 03:49

Total Clouds (% Sky Obscured)

74
78
79
73
46
40
30
38
62
36
50
78
48
57
61
59
25
10
12
25
32
10
8
10

Low Clouds (% Sky Obscured)

74
78
79
73
46
34
23
28
26
31
38
53
41
50
60
59
25
10
12
0
0
2
7
8

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
7
28
30
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
2
5
10
44
0
0
0
0
0
2
0
2
0
0
25
32
10
1
0

ISS Passover

Visibility (miles)

0
5
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
1
2
1
1
1
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
4
3
2
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)

4
6
8
10
10
11
11
12
11
11
12
13
10
10
9
7
5
5
4
4
4
4
3
3

Chance of Frost

Temperature (°C)

16
16
15
15
16
17
18
19
20
21
22
22
21
21
21
20
18
16
15
14
13
13
12
11

Feels Like (°C)

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

Dew Point (°C)

16
16
15
14
15
13
9
7
7
6
6
6
8
9
12
13
12
9
11
9
10
10
9
9

Relative Humidity (%)

100
100
96
95
93
77
56
46
41
37
35
34
43
46
56
65
67
64
75
74
79
79
83
83

Pressure (mb)

1007
1007
1007
1008
1008
1008
1008
1008
1008
1007
1007
1008
1008
1008
1008
1008
1008
1009
1009
1009
1009
1009
1009
1009

Ozone (du)

337
336
336
336
337
336
337
338
338
337
337
333
333
333
332
331
332
330
329
331
331
334
334
336

Wednesday 12

New Moon 0%

05:26

20:15

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 05:50, Set: 20:08, Transit: 12:59. Moon - Rise: 05:26, Set: 20:15. Civil Dark: 20:42 - 05:17. Nautical Dark: 21:23 - 04:35. Astro Dark: 22:10 - 03:51

Total Clouds (% Sky Obscured)

50
66
83
86
98
95
93
95
98
100
100
100
100
100
100
100
90
82
65
73
74
75
83
92

Low Clouds (% Sky Obscured)

9
12
12
12
72
71
71
68
66
65
68
68
58
59
38
32
39
39
38
46
53
59
66
73

Medium Clouds (% Sky Obscured)

0
2
3
5
47
62
81
81
93
100
87
42
30
46
39
35
35
35
14
10
38
54
42
44

High Clouds (% Sky Obscured)

45
66
83
74
88
75
63
35
66
99
62
78
100
100
100
100
85
46
27
31
34
25
27
58

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
4
5
6
3
2
7
6
2
3
0
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
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
3
4
5
19
28
36
34
40
54
63
71
85
95
74
36
34
39
29
34
33

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.3
0.5
0.8
0.4
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
80
79
76
66
74
73
66
58
61
62
77
77
88
95
96
96
100
100
100
100
100
100
96

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1008
1008
1007
1007
1007
1007
1006
1006
1006
1006
1006
1006
1006
1005
1005
1005
1004

Ozone (du)

335
336
336
338
338
338
338
342
340
340
341
340
337
339
341
344
342
348
351
353
354
355
357
356

Thursday 13

Waxing Crescent 1%

06:48

20:35

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 OK

Sun - Rise: 05:51, Set: 20:07, Transit: 12:59. Moon - Rise: 06:48, Set: 20:35. Civil Dark: 20:40 - 05:18. Nautical Dark: 21:21 - 04:37. Astro Dark: 22:07 - 03:53

Total Clouds (% Sky Obscured)

100
93
87
79
78
77
75
70
58
59
67
75
84
71
57
44
35
27
20
40
40
40
40
35

Low Clouds (% Sky Obscured)

80
80
81
79
60
56
69
70
34
44
49
46
30
71
57
44
35
27
20
40
40
35
15
10

Medium Clouds (% Sky Obscured)

79
54
46
30
25
25
30
30
2
2
10
15
58
44
18
4
5
6
6
5
4
2
1
1

High Clouds (% Sky Obscured)

74
45
22
15
30
23
24
1
1
15
10
13
10
10
10
15
20
17
11
10
5
0
0
0

ISS Passover

Visibility (miles)

5
9
9
4
8
5
4
4
6
3
9
3
4
7
8
0
0
1
1
1
4
7
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

31
33
48
48
61
69
85
94
95
95
94
90
70
46
29
29
25
20
19
14
9
0
0
2

Precipitation Amount (mm)

0
0
0
0
0.2
0.3
0.4
0.5
0.7
0.6
0.6
0.6
0.4
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
3
4
4
4
5
8
8
8
10
11
11
11
12
12
11
11
10
9
9
9
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
13
13
13
14
15
15
15
15
17
16
16
15
14
12
11
9
9
8
8
7
8
7
5

Dew Point (°C)

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

Relative Humidity (%)

96
98
96
98
98
92
92
93
95
89
88
92
93
95
96
98
98
98
98
98
96
95
93
88

Pressure (mb)

1004
1004
1005
1005
1005
1004
1005
1005
1005
1005
1005
1005
1006
1006
1007
1008
1008
1009
1010
1010
1011
1011
1011
1012

Ozone (du)

358
360
363
365
369
372
374
379
381
381
380
379
376
371
367
366
365
367
369
370
372
373
375
374

Friday 14

Waxing Crescent 5%

08:07

20:53

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

Sun - Rise: 05:53, Set: 20:05, Transit: 12:59. Moon - Rise: 08:07, Set: 20:53. Civil Dark: 20:38 - 05:20. Nautical Dark: 21:19 - 04:39. Astro Dark: 22:05 - 03:55

Total Clouds (% Sky Obscured)

35
35
31
30
35
48
54
68
80
95
91
87
83
69
58
50
44
34
25
32
43
50
54
58

Low Clouds (% Sky Obscured)

5
7
15
22
35
45
54
53
53
57
44
37
35
49
52
50
44
34
25
32
43
46
42
37

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
13
37
68
75
70
65
53
50
50
44
33
21
15
8
2
2
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
2
2
7
17
20
20
24
19
19
20
20
18
15

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
1
2
2
6
5
6
13
15
6
25
28
24
22
21
16
10
4
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
9
10
11
12
12
13
13
13
13
13
14
14
15
14
14
13
12
11
12
12
11
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
5
6
5
7
9
10
10
9
9
12
11
11
11
10
11
7
6
6
5
6
7
5

Dew Point (°C)

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

Relative Humidity (%)

82
80
78
78
77
77
79
80
74
69
65
64
64
63
66
67
70
67
65
64
66
69
72
72

Pressure (mb)

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

Ozone (du)

374
374
373
373
372
373
375
376
378
380
382
377
373
369
367
366
365
364
364
363
362
361
360
359

Saturday 15

Waxing Crescent 12%

09:22

21:11

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
17 OK
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
01 Good

Sun - Rise: 05:54, Set: 20:03, Transit: 12:59. Moon - Rise: 09:22, Set: 21:11. Civil Dark: 20:36 - 05:21. Nautical Dark: 21:17 - 04:40. Astro Dark: 22:02 - 03:57

Total Clouds (% Sky Obscured)

61
67
67
68
62
58
54
53
56
63
63
57
50
33
18
3
2
1
1
1
1
1

Low Clouds (% Sky Obscured)

35
33
30
28
32
41
54
53
49
43
57
55
50
33
18
3
2
1
1
0
0
0

Medium Clouds (% Sky Obscured)

3
11
22
32
14
8
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

19
31
37
35
31
24
16
6
1
0
0
0
0
0
0
0
0
0
0
0
1
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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

11
11
10
10
10
10
10
11
11
11
11
11
10
10
9
7
5
5
4
4
4
4

Chance of Frost

Temperature (°C)

10
9
10
10
11
12
14
15
16
17
18
18
18
18
16
15
14
12
11
9
9
8

Feels Like (°C)

5
5
5
6
7
7
8
9
8
8
7
16
15
14
15
16
17
11
11
11
11
11

Dew Point (°C)

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

Relative Humidity (%)

70
70
72
72
72
71
68
66
58
51
45
45
44
44
50
58
65
70
72
76
77
77

Pressure (mb)

1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1020
1020
1021
1021
1021
1021

Ozone (du)

357
356
356
356
355
355
355
354
356
358
359
361
362
364
362
360
358
354
349
344
341
337

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

Generated: 09/08/26 04:58:39. Forecast: 09/08/26 to 15/08/26. Timezone: UTC-4.00