Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 17

Waning Gibbous 93%

21:21

08:46

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

Sun - Rise: 05:57, Set: 19:59, Transit: 12:58. Moon - Rise: 21:21, Set: 08:46. Civil Dark: 20:33 - 05:25. Nautical Dark: 21:14 - 04:45. Astro Dark: 21:58 - 04:00

Total Clouds (% Sky Obscured)

98
96
98
100
100
88
71
16
32
63
91
97
100
100
96
98
99
99
100
100
100
99
86
27

Low Clouds (% Sky Obscured)

7
16
53
100
99
16
25
11
31
63
91
97
100
100
91
94
86
71
96
91
68
66
13
0

Medium Clouds (% Sky Obscured)

95
68
44
88
75
68
69
9
2
0
0
0
0
0
0
0
0
0
0
6
27
6
1
0

High Clouds (% Sky Obscured)

78
91
94
93
86
70
0
0
0
0
0
0
0
0
55
77
97
98
100
100
99
98
84
27

ISS Passover

Visibility (miles)

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

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

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

Precipitation Probability (%)

15
18
23
27
43
36
21
19
8
6
3
3
4
4
4
5
4
3
3
3
3
2
3
3

Precipitation Amount (mm)

0.06
0.11
0.19
0.2
0.55
0.29
0.1
0.27
0.04
0.06
0.02
0.01
0.03
0.03
0.02
0.03
0.04
0.04
0.04
0.03
0.02
0.01
0.03
0.09

Wind Speed/Direction (mph)

0
0
0
2
3
3
3
2
2
2
2
2
2
3
3
5
5
6
6
6
6
5
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

18
17
16
16
15
15
15
15
14
14
14
15
15
16
17
17
17
17
18
18
18
17
17
17

Relative Humidity (%)

100
100
100
100
95
96
97
96
96
96
98
98
95
93
91
88
82
77
74
76
76
77
79
83

Pressure (mb)

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

Ozone (du)

327
329
333
336
337
338
337
335
331
327
325
322
320
319
319
318
316
314
312
313
314
315
315
315

Sunday 18

Waning Gibbous 87%

21:43

09:48

20 Good
21 OK
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 OK
17 OK
18 OK
19 Good

Sun - Rise: 05:59, Set: 19:57, Transit: 12:58. Moon - Rise: 21:43, Set: 09:48. Civil Dark: 20:31 - 05:26. Nautical Dark: 21:11 - 04:46. Astro Dark: 21:56 - 04:02

Total Clouds (% Sky Obscured)

1
16
38
91
93
99
100
100
99
99
100
100
100
100
100
100
54
34
39
46
39
38
29
15

Low Clouds (% Sky Obscured)

0
1
8
73
67
97
100
100
95
93
100
100
100
100
100
100
49
27
28
20
20
16
12
13

Medium Clouds (% Sky Obscured)

1
9
31
17
9
47
98
20
0
0
2
26
17
15
20
9
18
20
27
41
34
36
24
9

High Clouds (% Sky Obscured)

0
9
6
63
80
84
93
94
91
87
98
100
90
99
95
28
6
3
1
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
9
10
10
10
10
4
0
0
0
1
5
10
10
10
10
10
10
10
10
10
10

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
100
100
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

4
4
4
5
8
16
23
20
16
13
12
14
19
20
22
26
27
22
17
10
5
3
2
1

Precipitation Amount (mm)

0.14
0.08
0.03
0.04
0.08
0.24
0.42
0.37
0.23
0.14
0.1
0.14
0.18
0.16
0.24
0.37
0.38
0.33
0.28
0.2
0.13
0.09
0.04
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

16
16
16
16
16
16
16
16
17
17
17
17
18
18
19
19
20
20
20
19
18
17
16
15

Relative Humidity (%)

87
90
92
94
96
97
97
97
97
97
99
100
100
100
100
100
100
95
87
78
70
66
66
68

Pressure (mb)

1013
1013
1013
1013
1013
1012
1012
1011
1010
1010
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1011

Ozone (du)

315
312
309
307
306
305
305
306
306
306
305
303
303
305
309
312
313
313
313
314
315
316
317
317

Monday 19

Waning Gibbous 80%

22:04

10:50

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

Sun - Rise: 06:00, Set: 19:55, Transit: 12:58. Moon - Rise: 22:04, Set: 10:50. Civil Dark: 20:29 - 05:28. Nautical Dark: 21:09 - 04:48. Astro Dark: 21:53 - 04:04

Total Clouds (% Sky Obscured)

11
15
17
3
0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

11
15
17
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

2
1
0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0

High 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

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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)

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

Chance of Frost

Temperature (°C)

19
17
16
15
15
14
13
13
12
11
12
13
15
17
19
21
22
23
24
24
25
24
22
21

Feels Like (°C)

19
17
16
15
15
14
13
13
12
11
12
13
15
17
19
21
22
23
24
24
25
24
22
21

Dew Point (°C)

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

Relative Humidity (%)

72
74
76
77
79
81
82
84
86
89
89
86
80
72
64
58
55
52
50
49
49
51
56
63

Pressure (mb)

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

Ozone (du)

317
317
316
316
315
315
314
314
314
314
315
316
316
316
316
316
317
317
318
318
318
318
318
318

Tuesday 20

Waning Gibbous 72%

22:26

11:53

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

Sun - Rise: 06:01, Set: 19:53, Transit: 12:57. Moon - Rise: 22:26, Set: 11:53. Civil Dark: 20:28 - 05:29. Nautical Dark: 21:07 - 04:49. Astro Dark: 21:51 - 04:06

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
62
62
62
62
62
62

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
15
15
15
15
15
15

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
9
9
9
9
9

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
56
56
56
56
56
56

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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
1
1
1
3

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.01
0.01
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
13
13
12
12
12
12
11
11
11
12
13
14
14
13
13
13
13
13
14
14
14
15
15

Relative Humidity (%)

68
72
74
76
79
81
83
85
86
89
89
86
80
71
63
57
54
53
53
52
52
54
59
68

Pressure (mb)

1017
1017
1017
1017
1017
1017
1016
1016
1016
1015
1015
1015
1015
1015
1015
1014
1014
1013
1012
1012
1011
1011
1011
1010

Ozone (du)

318
318
319
319
318
317
316
315
314
314
313
312
312
310
309
308
308
307
307
307
307
307
306
305

Wednesday 21

Waning Gibbous 62%

22:50

12:58

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

Sun - Rise: 06:02, Set: 19:52, Transit: 12:57. Moon - Rise: 22:50, Set: 12:58. Civil Dark: 20:26 - 05:30. Nautical Dark: 21:05 - 04:51. Astro Dark: 21:49 - 04:08

Total Clouds (% Sky Obscured)

18
18
18
18
18
18
82
82
82
82
82
82
22
22
22
22
22
22
35
35
35
35
35
35

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
22
22
22
22
22
22
28
28
28
28
28
28

Medium Clouds (% Sky Obscured)

2
2
2
2
2
2
21
21
21
21
21
21
0
0
0
0
0
0
27
27
27
27
27
27

High Clouds (% Sky Obscured)

16
16
16
16
16
16
78
78
78
78
78
78
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
9
8
9
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

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

Precipitation Probability (%)

8
20
29
33
18
20
20
16
17
19
17
12
6
5
2
2
1
0
0
0
0
6
10
16

Precipitation Amount (mm)

0.02
0.06
0.16
0.24
0.2
0.15
0.14
0.17
0.53
0.87
0.56
0.14
0.02
0.01
0.01
0.02
0.01
0
0
0
0
0.01
0.05
0.18

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
79
83
86
91
94
96
98
100
100
100
100
100
96
93
87
77
67
60
59
62
67
73
82

Pressure (mb)

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

Ozone (du)

305
307
310
314
319
324
327
328
326
326
326
328
329
331
333
335
337
339
341
343
346
349
352
355

Thursday 22

Waning Gibbous 52%

23:17

14:04

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

Sun - Rise: 06:04, Set: 19:50, Transit: 12:57. Moon - Rise: 23:17, Set: 14:04. Civil Dark: 20:24 - 05:32. Nautical Dark: 21:03 - 04:53. Astro Dark: 21:46 - 04:10

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
55
55
55
55
55
55
43
43
43
43
43
43
77
77
77
77
77
77

Low Clouds (% Sky Obscured)

6
6
6
6
6
6
3
3
3
3
3
3
35
35
35
35
35
35
13
13
13
13
13
13

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
54
54
54
54
54
54
9
9
9
9
9
9
21
21
21
21
21
21

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
13
13
13
13
13
13
69
69
69
69
69
69

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
6
4
6
10
10
10
10
10
10
10
10
10
10
10
10
10

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

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

Precipitation Probability (%)

24
22
12
6
5
5
6
6
5
7
9
11
10
10
11
8
4
3
3
3
3
3
4
6

Precipitation Amount (mm)

0.29
0.18
0.05
0.02
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.02
0.02
0.02
0.03
0.02
0.02
0.02
0.02
0.02
0.02
0.04
0.08

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
89
89
91
93
94
95
96
96
99
99
97
94
90
84
80
77
74
72
68
66
65
68
71

Pressure (mb)

1010
1010
1011
1012
1012
1012
1013
1013
1013
1014
1014
1015
1016
1016
1016
1016
1016
1016
1017
1016
1016
1016
1017
1017

Ozone (du)

357
358
358
359
361
364
366
366
366
364
361
356
353
353
354
354
351
346
343
341
341
340
338
335

Friday 23

Third Quarter 41%

23:49

15:11

20 OK
21 OK
22 OK
23 OK
00 OK
01 OK
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
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: 06:05, Set: 19:48, Transit: 12:57. Moon - Rise: 23:49, Set: 15:11. Civil Dark: 20:22 - 05:33. Nautical Dark: 21:01 - 04:54. Astro Dark: 21:44 - 04:12

Total Clouds (% Sky Obscured)

26
26
26
26
26
26
0
0
0
0
0
0
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

20
20
20
20
20
20
0
0
0
0
0
0
0
0
0
0
0
0
21
21
21
21
21
21

Medium Clouds (% Sky Obscured)

16
16
16
16
16
16
0
0
0
0
0
0
0
0
0
0
0
0
38
38
38
38
38
38

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

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

Precipitation Probability (%)

8
6
5
4
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.11
0.15
0.19
0.18
0.1
0.03
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
10
9
8
8
7
7
7
7
7
7
8
9
11
12
14
15
16
18
18
19
18
17
15

Feels Like (°C)

10
8
7
6
6
5
5
5
4
4
5
6
8
11
12
14
15
16
18
18
19
18
17
15

Dew Point (°C)

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

Relative Humidity (%)

75
79
85
89
91
91
91
90
91
93
92
89
83
73
65
58
53
50
48
47
47
49
55
64

Pressure (mb)

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

Ozone (du)

332
328
324
321
319
319
318
316
314
313
313
314
314
314
313
312
311
309
308
308
308
308
307
307

Forecast for Saint-Zénon, Matawinie Regional County Municipality, CA (46.53,-73.70)

Generated: 17/08/19 20:53:47. Forecast: 17/08/19 to 23/08/19. Timezone: UTC-4.00