Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 8

Waning Crescent 8%

04:23

18:16

08 OK
09 Bad
10 OK
11 OK
12 Good
13 Good
14 Good
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: 06:26, Set: 19:19, Transit: 12:52. Moon - Rise: 04:23, Set: 18:16. Civil Dark: 19:49 - 05:55. Nautical Dark: 20:26 - 05:19. Astro Dark: 21:05 - 04:40

Total Clouds (% Sky Obscured)

30
41
19
20
4
4
7
73
95
100
100
100
100
100
93
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

30
25
16
0
3
0
0
0
0
3
15
18
2
0
0
0
6
0
49
29
36
78
65
42

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
28
55
77
96
96
100
99
94
77
79

High Clouds (% Sky Obscured)

0
0
0
2
2
4
6
64
92
100
100
100
100
100
93
100
100
100
95
100
100
100
100
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
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
0
0
0
0
0
0
0
0
0
0
0
0
0
2
23
33
28
18
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
12
13
14
15
17
17
18
18
16
15
13
11
9
9
9
8
9
10
10
10
9
9
9

Dew Point (°C)

10
10
8
5
3
2
1
2
2
3
8
8
7
7
6
6
6
7
7
6
6
6
5
7

Relative Humidity (%)

95
89
71
51
40
35
32
32
33
36
58
64
66
73
73
72
74
77
73
68
68
71
66
71

Pressure (mb)

1025
1025
1025
1025
1025
1024
1024
1024
1023
1023
1023
1024
1024
1025
1025
1025
1024
1024
1023
1023
1022
1022
1022
1021

Ozone (du)

320
318
316
315
317
318
318
315
313
312
311
311
310
308
304
302
301
298
295
293
293
295
294
293

Wednesday 9

Waning Crescent 3%

05:43

18:38

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
06 Bad
07 Bad

Sun - Rise: 06:27, Set: 19:17, Transit: 12:51. Moon - Rise: 05:43, Set: 18:38. Civil Dark: 19:47 - 05:57. Nautical Dark: 20:24 - 05:20. Astro Dark: 21:02 - 04:42

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
89
84
84
60
46
42
44
35
39
44

Low Clouds (% Sky Obscured)

24
34
83
83
74
93
99
100
100
99
100
100
100
100
89
84
84
43
33
36
41
30
38
44

Medium Clouds (% Sky Obscured)

92
83
85
94
96
95
100
100
100
100
100
100
88
47
6
40
0
0
0
0
0
0
3
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
40
25
35
26
2
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
3
7
9
5
6
6
1
0
0
0
0
0
0
0
0
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
1
84
10
62
72
91
53
1
6
9
4
1
0
0
0

Precipitation Type

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

Precipitation Probability (%)

4
54
74
42
6
6
18
81
95
86
76
95
95
28
26
7
6
2
1
0
0
0
0
1

Precipitation Amount (mm)

0
0.3
0.5
0
0
0
0
0.4
0.8
0.6
0.3
1
0.7
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
6
11
13
13
13
13
13
14
14
15
15
15
16
16
17
17
16
16
15
14
13
12
11

Relative Humidity (%)

71
66
86
96
98
93
93
95
98
98
98
100
100
98
98
100
98
96
95
95
92
90
92
89

Pressure (mb)

1021
1020
1019
1018
1017
1016
1015
1013
1012
1011
1010
1008
1007
1007
1006
1005
1004
1004
1004
1004
1004
1004
1004
1005

Ozone (du)

292
292
291
290
290
287
284
281
280
280
278
277
277
276
276
274
277
280
283
289
294
295
297
299

Thursday 10

New Moon 0%

06:59

18:57

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
04 OK
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:28, Set: 19:15, Transit: 12:51. Moon - Rise: 06:59, Set: 18:57. Civil Dark: 19:45 - 05:58. Nautical Dark: 20:22 - 05:22. Astro Dark: 21:00 - 04:44

Total Clouds (% Sky Obscured)

50
47
65
66
61
64
90
90
100
76
87
100
96
98
79
74
45
53
51
45
43
49
49
49

Low Clouds (% Sky Obscured)

50
47
61
66
61
64
90
88
78
74
75
100
93
98
77
74
43
39
29
23
18
24
27
34

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
4
8
5
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
24
11
1
0
0
41
70
4
67
2
0
0
0
0
0
0
0
0
0
0
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 (%)

4
4
4
7
13
2
0
7
3
0
1
2
1
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
9
7
6
6
8
4
4
4
4
5
6
6
6
5
4
4
5
5
5
4
3
3
4

Relative Humidity (%)

83
73
61
54
55
63
51
53
54
58
64
71
73
76
78
70
73
79
84
84
84
74
75
84

Pressure (mb)

1005
1005
1005
1005
1005
1006
1006
1007
1007
1008
1009
1009
1010
1011
1011
1011
1011
1012
1013
1013
1014
1014
1015
1015

Ozone (du)

301
304
307
308
308
309
312
312
312
311
313
316
319
321
322
320
321
319
315
311
308
304
303
303

Friday 11

Waxing Crescent 0%

No Rise

19:15

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

Sun - Rise: 06:30, Set: 19:13, Transit: 12:51. Moon - Rise: No Rise, Set: 19:15. Civil Dark: 19:43 - 05:59. Nautical Dark: 20:20 - 05:23. Astro Dark: 20:58 - 04:45

Total Clouds (% Sky Obscured)

53
54
55
74
56
56
60
56
46
31
16
2
2
0
0
0
0
0
0
3
27
17
2
1

Low Clouds (% Sky Obscured)

40
47
54
54
51
48
35
28
21
13
5
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium 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

High Clouds (% Sky Obscured)

0
1
2
42
1
0
0
0
0
1
1
1
1
0
0
0
0
0
0
1
18
10
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
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
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)

10
11
11
11
10
10
10
10
10
8
7
4
3
3
3
2
2
2
1
1
1
1
2
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
65
53
46
40
36
33
33
34
40
47
64
69
74
77
79
81
82
82
81
81
79
81
81

Pressure (mb)

1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1017
1018
1018
1019
1019
1019
1019
1019
1020
1020
1020
1020

Ozone (du)

305
305
308
310
308
308
305
303
301
298
296
295
297
297
297
296
296
296
296
294
292
292
292
292

Saturday 12

Waxing Crescent 3%

08:13

19:32

08 OK
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 OK
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: 06:31, Set: 19:11, Transit: 12:50. Moon - Rise: 08:13, Set: 19:32. Civil Dark: 19:41 - 06:01. Nautical Dark: 20:18 - 05:24. Astro Dark: 20:55 - 04:47

Total Clouds (% Sky Obscured)

27
54
81
100
100
82
68
70
63
46
85
95
97
99
100
100
100
100
99
99
99
99
100
100

Low Clouds (% Sky Obscured)

7
15
23
23
18
12
15
19
24
26
27
25
30
34
43
41
40
48
71
83
93
85
78
71

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
15
31
46
46
49
63
58
49
40

High Clouds (% Sky Obscured)

27
54
81
100
100
82
62
41
20
25
62
84
91
96
100
100
100
100
95
93
88
85
79
77

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
0
0
0
0
0
0
0
2
4
4
6
6
4
17
23
27
42
48
50

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
5
7
8
9
9
9
9
10
9
8
6
5
5
5
5
5
6
6
6
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
12
13
15
13
14
16
16
15
15
15
13
11
11
12
12
13
12
12
14
14
14
14
13

Dew Point (°C)

5
4
5
5
5
5
6
6
7
9
10
11
11
11
11
11
11
11
11
13
13
14
15
15

Relative Humidity (%)

70
61
54
50
48
45
45
46
50
56
66
80
89
87
84
82
80
80
79
81
82
85
89
93

Pressure (mb)

1020
1020
1019
1019
1019
1018
1017
1017
1017
1016
1016
1016
1016
1016
1015
1015
1015
1014
1014
1013
1013
1013
1013
1013

Ozone (du)

290
289
290
290
292
292
292
291
291
291
291
290
289
290
290
291
292
293
294
294
294
294
297
299

Sunday 13

Waxing Crescent 8%

09:26

19:51

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 OK
21 OK
22 OK
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:32, Set: 19:09, Transit: 12:50. Moon - Rise: 09:26, Set: 19:51. Civil Dark: 19:39 - 06:02. Nautical Dark: 20:15 - 05:26. Astro Dark: 20:53 - 04:48

Total Clouds (% Sky Obscured)

100
100
100
92
81
69
68
69
66
64
62
55
47
48
45
60
75
88
83
78
75
74
75
76

Low Clouds (% Sky Obscured)

61
64
71
92
81
69
60
37
16
19
13
8
5
3
0
19
39
60
50
40
29
39
50
60

Medium Clouds (% Sky Obscured)

34
23
8
7
9
12
17
24
28
24
18
12
15
27
38
56
70
85
83
78
75
72
66
60

High Clouds (% Sky Obscured)

72
74
86
65
36
3
3
6
6
8
13
15
30
48
45
60
75
88
83
78
75
74
75
72

ISS Passover

Visibility (miles)

9
6
3
0
3
6
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8

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 (%)

46
38
24
20
16
12
12
9
0
1
0
0
0
0
0
2
3
2
4
3
1
10
17
23

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)

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

Chance of Frost

Temperature (°C)

16
17
17
18
18
18
19
18
18
18
16
15
14
12
11
11
10
10
9
9
9
9
9
9

Feels Like (°C)

13
16
16
17
17
16
16
17
17
15
17
18
19
10
9
9
9
10
9
7
7
8
8
7

Dew Point (°C)

16
16
17
18
17
16
16
12
10
7
8
8
9
7
5
4
4
3
2
3
3
3
4
5

Relative Humidity (%)

98
98
98
98
93
89
84
70
59
49
56
63
72
69
65
61
62
62
63
64
64
65
72
75

Pressure (mb)

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

Ozone (du)

302
305
307
310
311
312
312
313
314
314
313
312
311
311
311
310
311
313
314
314
313
313
313
312

Monday 14

Waxing Crescent 15%

10:39

20:12

08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 OK
17 OK
18 Good
19 Good
20 Good
21 Good
22 OK
23 OK
00 OK
01 OK

Sun - Rise: 06:33, Set: 19:07, Transit: 12:50. Moon - Rise: 10:39, Set: 20:12. Civil Dark: 19:37 - 06:03. Nautical Dark: 20:13 - 05:27. Astro Dark: 20:51 - 04:50

Total Clouds (% Sky Obscured)

80
78
70
65
64
64
51
39
26
17
9
0
4
14
25
38
36
45

Low Clouds (% Sky Obscured)

62
65
70
65
64
58
30
10
0
0
0
0
2
1
0
0
0
0

Medium Clouds (% Sky Obscured)

65
70
70
65
61
61
45
34
26
17
9
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

75
74
51
12
7
3
4
0
5
4
4
0
4
14
25
24
23
18

ISS Passover

Visibility (miles)

8
8
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

Precipitation Type

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

Precipitation Probability (%)

43
58
67
58
47
24
24
19
3
6
3
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
7
7
7
8
9
11
10
10
9
7
6
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
7
8
9
8
8
8
12
11
11
11
13
13
6
6
6
7
6

Dew Point (°C)

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

Relative Humidity (%)

82
87
90
95
84
75
66
62
58
53
61
68
75
78
78
79
82
82

Pressure (mb)

1018
1018
1018
1018
1018
1018
1017
1017
1018
1018
1019
1020
1021
1022
1022
1023
1024
1024

Ozone (du)

312
312
312
311
309
307
305
308
311
314
313
312
312
311
311
310
311
312

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

Generated: 08/09/26 08:22:36. Forecast: 08/09/26 to 14/09/26. Timezone: UTC-4.00