Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 8

Waning Crescent 14%

01:22

18:26

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

Sun - Rise: 05:45, Set: 20:11, Transit: 12:57. Moon - Rise: 01:22, Set: 18:26. Civil Dark: 20:44 - 05:12. Nautical Dark: 21:26 - 04:30. Astro Dark: 22:14 - 03:43

Total Clouds (% Sky Obscured)

38
48
53
49
82
81
56
52
53
59
56
59
61
65
33
32
26
49
46
61
56
16
18
52

Low Clouds (% Sky Obscured)

36
47
53
49
72
71
56
52
53
59
56
59
50
60
33
32
26
41
42
61
33
0
0
0

Medium Clouds (% Sky Obscured)

2
1
0
16
24
23
0
0
0
0
0
0
14
19
0
0
4
25
7
0
19
11
14
14

High Clouds (% Sky Obscured)

38
48
53
49
70
45
0
0
0
0
0
0
0
0
0
0
0
0
9
0
13
2
2
33

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
8
9
9
9
8
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
Light Rain
Light Rain
Light Rain
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
84
95
66
25
41
32
26
10
7
34
30
22
6
4
2
1
1
3
2
2
1

Precipitation Amount (mm)

0
0
0.4
0.4
1.2
0.5
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

24
23
23
22
22
21
21
21
21
21
21
21
22
23
24
25
26
27
28
28
28
28
27
26

Feels Like (°C)

27
26
26
25
23
23
22
24
24
23
23
23
23
24
24
27
28
28
28
28
28
28
29
28

Dew Point (°C)

23
22
22
21
21
21
21
21
21
21
21
21
21
21
20
20
17
15
14
16
18
18
19
20

Relative Humidity (%)

91
92
94
94
95
96
96
98
98
100
98
96
94
89
80
71
58
48
44
46
54
55
60
69

Pressure (mb)

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

Ozone (du)

320
318
316
316
315
316
320
323
327
330
327
326
323
323
323
322
325
332
334
329
326
324
322
321

Sunday 9

Waning Crescent 6%

02:37

19:11

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

Sun - Rise: 05:46, Set: 20:10, Transit: 12:57. Moon - Rise: 02:37, Set: 19:11. Civil Dark: 20:43 - 05:13. Nautical Dark: 21:24 - 04:32. Astro Dark: 22:12 - 03:45

Total Clouds (% Sky Obscured)

60
98
100
100
100
100
64
91
73
97
100
95
85
89
87
93
100
100
100
90
90
67
78
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
5
5
29
24
5
5
0
0
21
27
27
25
18
21
36
26
1
27
40

Medium Clouds (% Sky Obscured)

0
0
2
46
50
65
59
64
53
93
97
93
85
83
61
87
81
75
62
83
84
67
70
86

High Clouds (% Sky Obscured)

56
98
100
100
99
100
52
49
60
61
59
75
61
40
35
51
99
100
100
38
40
45
51
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
3
3
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
1
0
0
0
18
13
5
3
4
2
1
1
6
18
57
73
92
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.6
1.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

24
21
20
20
19
19
18
18
17
19
18
19
19
21
22
23
24
25
25
26
26
26
27
26

Dew Point (°C)

19
17
16
15
15
14
13
12
13
13
14
15
15
16
16
16
19
17
17
17
18
23
23
23

Relative Humidity (%)

73
74
73
72
72
71
68
68
72
73
76
77
77
76
68
61
71
62
58
55
60
86
88
92

Pressure (mb)

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

Ozone (du)

319
320
319
318
319
320
322
323
324
325
325
323
320
320
320
319
320
321
323
322
322
325
330
334

Monday 10

Waning Crescent 2%

04:00

19:45

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

Sun - Rise: 05:48, Set: 20:08, Transit: 12:57. Moon - Rise: 04:00, Set: 19:45. Civil Dark: 20:41 - 05:15. Nautical Dark: 21:22 - 04:34. Astro Dark: 22:09 - 03:47

Total Clouds (% Sky Obscured)

100
100
100
100
100
78
72
93
89
83
43
36
58
51
58
78
70
38
61
61
71
57
43
30

Low Clouds (% Sky Obscured)

49
80
77
89
80
71
72
82
81
81
43
36
58
31
41
27
23
38
35
40
25
34
27
7

Medium Clouds (% Sky Obscured)

91
80
87
70
33
23
4
14
5
6
0
0
23
28
0
29
28
11
17
24
28
21
10
0

High Clouds (% Sky Obscured)

100
100
100
100
100
17
0
0
0
0
0
0
2
2
20
35
40
1
29
0
40
22
40
30

ISS Passover

Visibility (miles)

2
9
9
9
9
8
9
1
3
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

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

Precipitation Probability (%)

95
95
95
95
95
34
15
14
10
10
4
2
30
36
27
19
17
13
11
14
14
21
14
5

Precipitation Amount (mm)

2.2
0.2
2.1
3.8
1.2
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
3
3
4
4
4
5
5
5
5
7
8
8
8
8
8
7
8
8
9
7
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
98
96
96
98
98
100
96
96
96
96
89
79
63
51
45
44
41
41
47
51
61
62

Pressure (mb)

1008
1007
1008
1007
1007
1007
1006
1006
1006
1006
1007
1007
1008
1008
1008
1008
1008
1008
1007
1007
1007
1007
1008
1008

Ozone (du)

332
335
339
341
344
339
343
337
337
337
336
334
334
333
335
336
336
334
332
330
330
329
327
328

Tuesday 11

Waning Crescent 0%

05:25

No Set

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

Sun - Rise: 05:49, Set: 20:06, Transit: 12:57. Moon - Rise: 05:25, Set: No Set. Civil Dark: 20:39 - 05:16. Nautical Dark: 21:21 - 04:35. Astro Dark: 22:07 - 03:49

Total Clouds (% Sky Obscured)

30
30
35
35
41
46
36
27
19
20
5
10
27
30
52
57
61
55
56
66
58
73
69
66

Low Clouds (% Sky Obscured)

3
25
13
14
23
27
20
12
10
20
2
8
27
29
46
46
45
41
43
46
46
73
69
66

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
11
16
19
13
10
3
13
48
8

High Clouds (% Sky Obscured)

30
30
35
35
40
36
0
0
0
1
1
0
0
0
0
1
2
2
2
18
2
32
51
16

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
3
3
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
Very Light Rain

Precipitation Probability (%)

3
1
0
0
0
0
1
0
0
0
0
0
2
6
6
14
17
19
20
22
63
81
71
50

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

22
20
19
18
17
17
17
16
16
15
16
18
19
19
22
22
23
23
26
26
25
27
22
20

Dew Point (°C)

15
14
12
12
12
11
10
10
11
10
12
14
14
15
14
16
17
17
16
16
16
19
20
20

Relative Humidity (%)

64
65
61
63
70
64
63
67
72
69
72
77
71
72
66
68
75
72
63
60
60
72
87
95

Pressure (mb)

1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1007
1007
1007
1006
1006
1006
1006

Ozone (du)

327
327
326
325
325
326
328
330
334
336
339
340
339
338
340
340
340
342
343
343
345
343
343
350

Wednesday 12

New Moon 1%

06:47

20:11

20 Bad
21 Bad
22 OK
23 OK
00 OK
01 OK
02 Bad
03 Bad
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

Sun - Rise: 05:50, Set: 20:05, Transit: 12:57. Moon - Rise: 06:47, Set: 20:11. Civil Dark: 20:38 - 05:17. Nautical Dark: 21:19 - 04:37. Astro Dark: 22:04 - 03:51

Total Clouds (% Sky Obscured)

59
44
28
24
20
20
48
80
100
85
71
56
57
58
59
67
72
79
82
85
88
83
78
72

Low Clouds (% Sky Obscured)

59
33
6
2
4
5
11
17
21
18
34
12
20
27
34
45
57
68
56
42
28
29
28
30

Medium Clouds (% Sky Obscured)

12
16
19
11
6
0
0
3
47
55
60
56
57
58
59
65
71
76
75
75
79
72
64
45

High Clouds (% Sky Obscured)

10
6
1
3
6
13
42
79
100
77
51
26
25
25
25
37
40
42
50
57
65
60
65
61

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
6
4
5
7
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
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None

Precipitation Probability (%)

40
10
1
4
3
0
2
2
1
3
7
16
36
45
52
77
85
81
83
84
81
70
55
37

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.5
0.3
0.4
0.5
0.5
0.4
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
19
18
17
17
16
16
15
15
14
15
16
17
19
20
22
22
22
23
23
23
23
22
21

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
92
92
93
93
95
96
95
96
96
95
92
91
89
88
87
87
87
83
80
76
75
71

Pressure (mb)

1006
1006
1006
1007
1007
1007
1007
1007
1006
1006
1007
1007
1007
1007
1007
1007
1006
1006
1006
1006
1006
1006
1006
1007

Ozone (du)

354
354
354
351
346
343
341
340
340
342
346
348
349
350
351
352
358
364
370
374
378
382
382
383

Thursday 13

Waxing Crescent 5%

08:05

20:32

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

Sun - Rise: 05:51, Set: 20:03, Transit: 12:56. Moon - Rise: 08:05, Set: 20:32. Civil Dark: 20:36 - 05:19. Nautical Dark: 21:17 - 04:38. Astro Dark: 22:02 - 03:53

Total Clouds (% Sky Obscured)

73
82
91
71
50
27
21
20
18
12
6
0
25
49
74
79
84
90
85
83
79
76
74
70

Low Clouds (% Sky Obscured)

20
11
2
22
39
27
21
20
18
12
6
0
22
49
73
73
74
76
79
72
49
12
9
12

Medium Clouds (% Sky Obscured)

31
16
2
7
11
16
7
3
0
0
0
0
2
3
5
14
26
37
43
45
43
44
42
37

High Clouds (% Sky Obscured)

61
76
76
57
28
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

36
42
43
43
39
25
21
17
6
4
2
0
0
0
0
4
2
1
15
8
7
26
30
25

Precipitation Amount (mm)

0
0
0.2
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
6
6
6
7
8
9
8
7
6
7
8
8
8
8
9
8
8
8
8
8
9
7
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

22
17
18
18
16
14
13
12
10
9
10
11
11
13
14
15
15
15
15
19
20
19
19
19

Dew Point (°C)

14
13
13
13
12
11
10
10
9
9
10
11
12
12
12
12
12
12
12
13
14
14
14
14

Relative Humidity (%)

70
71
74
77
75
73
72
73
74
76
76
76
77
73
71
68
64
60
57
60
62
64
67
71

Pressure (mb)

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

Ozone (du)

384
381
378
375
375
376
377
374
372
370
370
371
372
373
373
374
373
371
370
369
369
368
368
368

Friday 14

Waxing Crescent 12%

09:20

20:51

20 Bad
21 Bad
22 OK
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 OK
05 OK
06 Good
07 Good
08 OK
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 05:53, Set: 20:02, Transit: 12:56. Moon - Rise: 09:20, Set: 20:51. Civil Dark: 20:34 - 05:20. Nautical Dark: 21:15 - 04:40. Astro Dark: 22:00 - 03:55

Total Clouds (% Sky Obscured)

62
53
42
49
57
66
59
52
45
30
15
0
30
58
77
72
68
64

Low Clouds (% Sky Obscured)

9
6
4
4
4
4
13
32
35
15
15
0
30
51
69
51
34
19

Medium Clouds (% Sky Obscured)

28
16
6
6
8
13
12
18
25
18
9
0
4
8
12
23
36
47

High Clouds (% Sky Obscured)

0
0
0
0
0
0
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

Fog (%)

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

Precipitation Probability (%)

22
15
2
4
3
0
1
1
0
0
0
0
0
0
0
2
2
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
15
14
14
14
14
14
11
12
12
12
12
12
14
15
15
16
17

Dew Point (°C)

13
12
11
10
10
10
9
9
9
9
9
10
10
10
10
10
10
10

Relative Humidity (%)

74
74
73
73
74
75
76
76
76
76
75
74
73
64
57
50
49
47

Pressure (mb)

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

Ozone (du)

368
370
372
374
373
371
370
369
367
366
365
364
364
364
365
366
366
366

Forecast for Sorel-Tracy, Montérégie, Canada (46.04,-73.11)

Generated: 08/08/26 20:48:09. Forecast: 08/08/26 to 14/08/26. Timezone: UTC-4.00