Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 9

Waning Crescent 28%

01:47

14:16

10 Good
11 OK
12 OK
13 Bad
14 Bad
15 OK
16 Bad
17 OK
18 OK
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

Sun - Rise: 05:01, Set: 20:46, Transit: 12:54. Moon - Rise: 01:47, Set: 14:16. Civil Dark: 21:25 - 04:22. Nautical Dark: 22:18 - 03:30. Astro Dark: 23:32 - 02:15

Total Clouds (% Sky Obscured)

6
22
35
87
53
44
69
40
46
60
64
91
100
89
95
100
98
90
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
22
30
31
27
18
3
3
14
22
21
0
0
0
0
0
0
0
0
0
27
30
41
46

Medium Clouds (% Sky Obscured)

0
0
0
2
25
44
55
26
5
6
5
5
11
15
10
2
4
2
1
0
34
52
73
87

High Clouds (% Sky Obscured)

5
22
35
87
53
44
69
31
46
60
64
67
100
83
87
100
93
90
100
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
0
0
0
1
6
18

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

Chance of Frost

Temperature (°C)

22
23
24
24
25
25
25
24
24
23
20
18
16
16
16
16
16
16
15
14
15
18
20
20

Feels Like (°C)

23
24
24
23
23
23
23
23
24
24
20
18
17
16
16
16
16
15
15
15
15
18
20
20

Dew Point (°C)

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

Relative Humidity (%)

44
39
36
34
34
34
35
40
45
60
71
76
78
79
79
81
81
80
83
83
80
76
69
60

Pressure (mb)

1018
1018
1017
1016
1016
1015
1014
1014
1014
1013
1014
1014
1014
1014
1014
1013
1013
1012
1012
1012
1012
1012
1011
1011

Ozone (du)

336
333
332
331
332
330
328
327
325
323
322
320
318
317
317
317
317
319
318
319
318
316
316
314

Wednesday 10

Waning Crescent 18%

02:08

15:33

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
08 Bad
09 Bad

Sun - Rise: 05:01, Set: 20:47, Transit: 12:54. Moon - Rise: 02:08, Set: 15:33. Civil Dark: 21:26 - 04:22. Nautical Dark: 22:18 - 03:29. Astro Dark: 23:33 - 02:14

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
100
99
100
98

Low Clouds (% Sky Obscured)

42
37
55
72
89
86
86
97
90
91
95
100
95
98
95
100
100
100
97
94
94
96
100
92

Medium Clouds (% Sky Obscured)

95
88
100
100
98
100
100
91
97
96
88
100
100
76
66
66
36
56
53
69
65
61
60
51

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
74
83
18
2
8
17

ISS Passover

Visibility (miles)

9
9
9
9
9
4
4
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
91
95
91
91
84
84
23
41
37
23

Precipitation Type

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

Precipitation Probability (%)

39
63
59
76
86
95
95
95
95
95
82
84
92
74
39
23
32
22
12
23
17
22
1
11

Precipitation Amount (mm)

0
0.2
0
0.3
0.3
0.8
0.9
1.1
2.1
2.4
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
13
13
17
18
18
17
18
18
17
17
17
17
18
17
17
17
17
17
17
17
17
18
19

Relative Humidity (%)

60
63
63
79
89
95
95
96
98
98
98
98
98
100
100
100
100
100
98
100
100
98
100
100

Pressure (mb)

1010
1010
1009
1009
1009
1009
1008
1008
1007
1007
1007
1006
1006
1006
1006
1005
1005
1005
1005
1005
1005
1006
1006
1006

Ozone (du)

312
313
314
314
314
315
314
314
314
315
317
318
319
321
322
321
321
323
326
327
326
326
324
324

Thursday 11

Waning Crescent 17%

02:33

16:55

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
08 Bad
09 Bad

Sun - Rise: 05:01, Set: 20:47, Transit: 12:54. Moon - Rise: 02:33, Set: 16:55. Civil Dark: 21:26 - 04:22. Nautical Dark: 22:19 - 03:29. Astro Dark: 23:34 - 02:13

Total Clouds (% Sky Obscured)

100
99
98
97
100
86
82
100
100
96
87
95
85
52
59
92
100
100
60
66
86
97
95
92

Low Clouds (% Sky Obscured)

100
80
84
80
68
62
64
54
39
30
33
39
48
32
24
27
42
40
43
52
73
92
88
88

Medium Clouds (% Sky Obscured)

67
64
55
18
40
49
31
55
57
55
41
38
44
42
28
20
19
18
17
0
0
0
0
0

High Clouds (% Sky Obscured)

57
4
59
10
5
10
11
100
100
80
50
70
41
4
55
71
100
100
60
43
13
67
60
64

ISS Passover

Visibility (miles)

0
0
0
3
9
9
9
6
9
9
9
9
9
9
9
9
9
9
9
4
0
0
2
0

Fog (%)

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

Precipitation Probability (%)

26
34
29
31
22
35
48
47
44
23
0
0
0
0
0
0
0
0
0
0
0
0
1
3

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
98
96
95
95
91
74
77
89
94
96
98
100
100
100
98
100
98
98
98
100
98
96
96

Pressure (mb)

1006
1006
1006
1006
1006
1005
1005
1005
1005
1006
1006
1006
1007
1007
1007
1007
1007
1007
1008
1007
1007
1007
1007
1007

Ozone (du)

325
326
326
326
325
326
326
319
317
319
317
318
320
321
321
320
318
317
316
315
313
312
311
311

Friday 12

Waning Crescent 10%

03:07

18:20

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 OK
03 Bad
04 Good
05 Good
06 Good
07 OK
08 Bad
09 Good

Sun - Rise: 05:01, Set: 20:48, Transit: 12:54. Moon - Rise: 03:07, Set: 18:20. Civil Dark: 21:27 - 04:22. Nautical Dark: 22:20 - 03:29. Astro Dark: 23:35 - 02:13

Total Clouds (% Sky Obscured)

87
75
61
50
66
71
90
100
100
100
97
87
100
99
99
98
27
45
8
5
3
37
60
0

Low Clouds (% Sky Obscured)

87
75
61
50
60
26
24
36
44
21
12
12
16
18
12
10
9
6
4
1
1
37
60
0

Medium Clouds (% Sky Obscured)

0
0
0
0
21
40
59
48
35
69
39
33
34
23
11
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

64
63
51
26
49
61
85
100
100
100
95
85
100
95
90
85
27
30
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
9
9
9
9
8
1
6
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
Very Light Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

6
20
11
24
21
13
14
79
95
95
95
92
76
57
38
12
9
5
0
0
0
0
19
7

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
2.7
5.4
1.3
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
23
24
26
27
27
26
26
25
23
21
20
20
19
18
17
15
15
14
13
14
15
16
18

Feels Like (°C)

24
24
25
27
28
28
27
26
25
23
21
22
22
20
19
16
15
17
15
14
16
17
17
17

Dew Point (°C)

22
22
24
25
25
20
17
17
18
21
20
20
19
19
17
16
14
14
14
12
13
14
14
13

Relative Humidity (%)

96
95
97
97
90
68
55
56
65
92
94
96
98
98
95
92
93
95
95
95
96
93
85
74

Pressure (mb)

1007
1007
1006
1005
1005
1004
1004
1003
1003
1003
1004
1004
1004
1005
1005
1005
1006
1006
1006
1007
1007
1008
1008
1008

Ozone (du)

312
312
313
314
314
314
313
312
313
313
314
314
316
316
316
319
323
327
328
331
334
335
337
340

Saturday 13

Waning Crescent 4%

03:53

19:46

10 OK
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 OK
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 05:01, Set: 20:49, Transit: 12:55. Moon - Rise: 03:53, Set: 19:46. Civil Dark: 21:28 - 04:22. Nautical Dark: 22:21 - 03:28. Astro Dark: 23:37 - 02:12

Total Clouds (% Sky Obscured)

4
52
71
66
85
63
50
41
58
99
26
14
24
99
99
92
78
62
46
48
48
50
62
71

Low Clouds (% Sky Obscured)

4
52
71
46
59
29
22
21
38
71
22
12
7
10
18
17
35
56
46
48
48
50
61
65

Medium Clouds (% Sky Obscured)

0
11
22
36
41
45
48
38
31
26
25
14
24
75
71
64
47
31
15
15
14
8
6
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
12
26
40
26
14
24
22
11
1
1
1
1
1
1
1
4
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
7
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 (%)

21
9
12
12
12
29
37
15
2
2
5
8
10
27
26
27
4
4
1
1
1
0
5
7

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

Chance of Frost

Temperature (°C)

19
21
21
21
22
21
21
21
20
20
18
16
15
15
14
13
12
11
10
9
10
10
10
10

Feels Like (°C)

19
20
19
18
19
18
18
20
20
18
15
16
15
13
11
11
11
10
9
9
8
8
7
8

Dew Point (°C)

11
10
10
10
9
12
12
14
12
10
9
11
11
8
9
10
11
9
8
7
6
6
5
4

Relative Humidity (%)

58
49
50
50
43
58
56
65
57
55
56
71
76
64
71
82
89
87
85
84
78
74
71
68

Pressure (mb)

1008
1008
1008
1008
1007
1008
1007
1007
1007
1007
1007
1008
1008
1008
1008
1008
1008
1008
1009
1009
1009
1010
1010
1011

Ozone (du)

342
345
346
346
346
352
356
362
366
366
365
371
380
386
383
377
376
378
379
381
376
372
367
367

Sunday 14

New Moon 1%

04:55

21:04

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

Sun - Rise: 05:01, Set: 20:49, Transit: 12:55. Moon - Rise: 04:55, Set: 21:04. Civil Dark: 21:28 - 04:21. Nautical Dark: 22:21 - 03:28. Astro Dark: 23:38 - 02:12

Total Clouds (% Sky Obscured)

78
61
51
41
53
68
83
88
84
76
60
45
27
13
4
4
7
10
13
14
16
18
20
21

Low Clouds (% Sky Obscured)

68
57
46
35
32
29
26
17
9
0
0
0
1
2
2
2
1
0
0
0
0
0
11
18

Medium Clouds (% Sky Obscured)

1
1
1
1
4
7
10
30
39
39
24
12
8
4
4
4
5
5
5
11
16
18
20
21

High Clouds (% Sky Obscured)

2
2
2
0
11
16
18
20
18
25
25
25
27
13
4
4
7
10
13
14
16
18
20
21

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
Very Light Rain

Precipitation Probability (%)

9
13
15
17
16
15
14
12
9
0
0
0
0
0
0
0
0
0
0
3
5
6
34
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
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
11
11
11
11
11
10
11
11
10
10
9
8
7
7
7
6
6
7
7
8
9
11
13

Feels Like (°C)

8
7
8
9
9
7
7
8
8
7
6
7
8
9
7
7
7
6
6
6
5
3
2
12

Dew Point (°C)

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

Relative Humidity (%)

67
64
66
67
70
71
73
74
72
69
68
73
79
87
87
88
88
88
87
85
71
59
50
43

Pressure (mb)

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

Ozone (du)

368
368
373
378
383
381
379
377
375
373
371
372
374
375
372
369
366
365
363
361
361
361
361
361

Monday 15

Waxing Crescent 1%

06:12

22:06

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: 05:01, Set: 20:49, Transit: 12:55. Moon - Rise: 06:12, Set: 22:06. Civil Dark: 21:29 - 04:21. Nautical Dark: 22:22 - 03:28. Astro Dark: 23:38 - 02:11

Total Clouds (% Sky Obscured)

23
43
64
85
60
35
10
31
51
73
82
91
100
100
100
100
100
100
100
99
98
97

Low Clouds (% Sky Obscured)

23
34
44
54
56
35
10
31
51
61
51
51
50
50
50
55
69
89
97
96
96
94

Medium Clouds (% Sky Obscured)

23
43
51
38
24
10
5
5
10
10
13
16
15
21
28
34
51
68
85
85
80
80

High Clouds (% Sky Obscured)

23
43
64
84
58
28
5
27
51
73
82
91
100
68
37
25
45
50
75
75
80
80

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3

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

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

Precipitation Probability (%)

70
79
90
95
95
95
95
95
95
95
95
95
95
95
78
19
21
22
23
58
82
95

Precipitation Amount (mm)

0.5
0.5
0.7
0.7
0.7
0.8
0.9
1
0.9
0.8
1
1.1
1.2
0.7
0.4
0
0
0
0
0.2
0.5
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
12
13
13
13
16
16
16
17
17
18
11
11
13
12
12
11
9
9
9
10
10

Dew Point (°C)

0
0
1
0
0
1
2
1
4
6
8
8
8
7
7
6
6
6
7
7
8
9

Relative Humidity (%)

38
33
31
30
28
29
30
30
41
53
71
72
73
76
73
72
71
71
72
73
80
90

Pressure (mb)

1015
1014
1014
1013
1012
1012
1011
1010
1010
1009
1009
1008
1008
1008
1007
1006
1006
1005
1004
1004
1003
1003

Ozone (du)

360
360
359
357
356
353
350
347
344
340
336
335
334
333
330
328
325
322
320
317
316
315

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

Generated: 09/06/26 10:06:41. Forecast: 09/06/26 to 15/06/26. Timezone: UTC-4.00