Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 17

Waning Gibbous 93%

21:24

08:50

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 OK
19 Good
20 OK

Sun - Rise: 06:01, Set: 20:02, Transit: 13:02. Moon - Rise: 21:24, Set: 08:50. Civil Dark: 20:34 - 05:29. Nautical Dark: 21:16 - 04:49. Astro Dark: 22:00 - 04:06

Total Clouds (% Sky Obscured)

98
94
84
100
99
100
100
100
100
100
100
100
98
100
99
98
100
100
99
98
92
36
6
31

Low Clouds (% Sky Obscured)

64
38
52
100
99
100
100
100
100
100
100
100
66
88
70
71
84
79
48
9
1
0
0
0

Medium Clouds (% Sky Obscured)

52
64
39
35
31
13
2
1
1
0
0
0
0
0
0
0
1
6
11
0
3
2
4
1

High Clouds (% Sky Obscured)

93
87
72
30
2
0
0
0
0
0
5
9
91
98
96
95
100
100
98
98
92
35
2
31

ISS Passover

Visibility (miles)

10
9
9
10
10
10
10
7
7
7
7
7
9
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

Precipitation Type

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

Precipitation Probability (%)

22
40
53
36
29
22
10
9
5
4
4
5
6
5
7
6
5
4
5
3
3
2
0
1

Precipitation Amount (mm)

0.16
0.15
7.99
0.29
0.21
0.17
0.07
0.09
0.05
0.03
0.01
0.03
0.05
0.06
0.11
0.09
0.07
0.05
0.05
0.03
0.03
0.01
0
0.01

Wind Speed/Direction (mph)

18
17
9
3
2
2
2
2
2
2
2
2
2
3
4
5
5
6
6
6
6
5
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
100
92
86
87
89
90
91
91
93
95
93
90
85
82
77
73
69
66
61
58
60
66
73

Pressure (mb)

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

Ozone (du)

334
336
337
337
336
333
330
326
323
321
320
319
318
317
316
314
312
312
313
315
316
316
315
314

Sunday 18

Waning Gibbous 87%

21:46

09:51

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 OK
14 Bad
15 Bad
16 OK
17 OK
18 OK
19 Good
20 Good

Sun - Rise: 06:03, Set: 20:00, Transit: 13:01. Moon - Rise: 21:46, Set: 09:51. Civil Dark: 20:32 - 05:31. Nautical Dark: 21:14 - 04:51. Astro Dark: 21:57 - 04:07

Total Clouds (% Sky Obscured)

56
95
94
98
99
96
93
98
100
99
100
100
100
96
42
42
24
45
38
31
30
27
4
6

Low Clouds (% Sky Obscured)

10
34
13
95
95
59
42
93
95
70
100
100
100
95
38
41
22
19
12
14
27
17
3
6

Medium Clouds (% Sky Obscured)

10
84
64
73
25
0
0
0
5
24
6
28
20
1
10
8
10
39
36
27
18
23
2
0

High Clouds (% Sky Obscured)

49
70
84
79
91
93
88
88
99
99
100
99
72
23
6
1
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
5
2
4
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

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

Precipitation Probability (%)

2
2
4
9
18
22
18
15
16
19
31
51
45
28
19
18
25
24
13
4
3
2
1
1

Precipitation Amount (mm)

0.01
0.04
0.1
0.19
0.31
0.35
0.22
0.24
0.38
0.48
1.04
1.65
1.4
0.81
0.46
0.37
0.42
0.45
0.3
0.13
0.07
0.04
0.02
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
80
82
83
84
86
87
88
89
93
97
98
97
94
92
88
84
79
69
60
54
53
55
59

Pressure (mb)

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

Ozone (du)

311
309
307
306
307
307
306
305
304
303
303
303
306
309
312
313
314
314
316
317
318
318
319
319

Monday 19

Waning Gibbous 80%

22:08

10:53

21 OK
22 OK
23 OK
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
20 Good

Sun - Rise: 06:04, Set: 19:58, Transit: 13:01. Moon - Rise: 22:08, Set: 10:53. Civil Dark: 20:30 - 05:32. Nautical Dark: 21:12 - 04:53. Astro Dark: 21:55 - 04:09

Total Clouds (% Sky Obscured)

41
42
22
0
0
0
0
0
0
0
0
0
0
3
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

41
42
22
0
0
0
0
0
0
0
0
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
3
0
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 (%)

1
0
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
5
5
4
4
3
3
2
2
2
2
2
3
4
5
6
7
8
8
8
8
7
5
4

Chance of Frost

Temperature (°C)

20
18
17
16
14
14
13
12
12
12
14
15
18
21
23
24
25
26
27
27
27
25
24
22

Feels Like (°C)

20
18
17
16
14
14
13
12
12
12
14
15
18
21
23
24
25
26
27
27
27
25
24
22

Dew Point (°C)

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

Relative Humidity (%)

64
69
73
75
78
80
81
85
87
89
87
83
73
61
53
49
47
46
44
43
44
47
51
57

Pressure (mb)

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

Ozone (du)

319
318
317
315
314
313
312
313
314
314
315
316
316
317
318
319
319
320
319
319
318
319
319
320

Tuesday 20

Waning Gibbous 72%

22:30

11:56

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
20 OK

Sun - Rise: 06:05, Set: 19:56, Transit: 13:01. Moon - Rise: 22:30, Set: 11:56. Civil Dark: 20:28 - 05:33. Nautical Dark: 21:09 - 04:54. Astro Dark: 21:53 - 04:11

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
73
73
73
73
73
73
24

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
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
10

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
73
73
73
73
73
73
21

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
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
5
12

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
0.03

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
69
73
76
79
81
83
86
90
91
90
85
73
60
52
48
46
45
45
45
47
51
56
62

Pressure (mb)

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

Ozone (du)

321
321
321
319
317
316
314
313
313
312
313
312
311
309
308
307
308
308
308
308
308
306
303
304

Wednesday 21

Waning Gibbous 62%

22:54

13:00

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

Sun - Rise: 06:07, Set: 19:55, Transit: 13:01. Moon - Rise: 22:54, Set: 13:00. Civil Dark: 20:26 - 05:35. Nautical Dark: 21:07 - 04:56. Astro Dark: 21:50 - 04:13

Total Clouds (% Sky Obscured)

24
24
24
24
24
84
84
84
84
84
84
63
63
63
63
63
63
34
34
34
34
34
34
45

Low Clouds (% Sky Obscured)

0
0
0
0
0
4
4
4
4
4
4
63
63
63
63
63
63
6
6
6
6
6
6
4

Medium Clouds (% Sky Obscured)

10
10
10
10
10
64
64
64
64
64
64
2
2
2
2
2
2
32
32
32
32
32
32
43

High Clouds (% Sky Obscured)

21
21
21
21
21
61
61
61
61
61
61
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
7
4
4
4
4
5
6
7
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
Light Rain
Light Rain
Light Rain
Light Rain
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

18
26
31
31
32
29
23
18
16
16
20
18
12
5
0
0
3
4
7
14
21
24
21
19

Precipitation Amount (mm)

0.13
0.4
0.61
0.59
0.57
0.63
0.54
0.37
0.28
0.3
0.37
0.37
0.19
0.04
0
0
0.01
0.04
0.1
0.26
0.39
0.3
0.18
0.15

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
77
82
87
91
94
95
95
95
99
100
98
89
79
72
66
60
57
58
61
66
70
72
77

Pressure (mb)

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

Ozone (du)

309
317
323
325
326
326
326
325
324
325
327
329
331
333
336
338
341
344
347
350
353
354
355
356

Thursday 22

Waning Gibbous 52%

23:21

14:06

21 Bad
22 Bad
23 Bad
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 OK
15 OK
16 OK
17 OK
18 OK
19 OK
20 OK

Sun - Rise: 06:08, Set: 19:53, Transit: 13:00. Moon - Rise: 23:21, Set: 14:06. Civil Dark: 20:24 - 05:36. Nautical Dark: 21:05 - 04:57. Astro Dark: 21:48 - 04:15

Total Clouds (% Sky Obscured)

45
45
45
45
45
42
42
42
42
42
42
79
79
79
79
79
79
41
41
41
41
41
41
29

Low Clouds (% Sky Obscured)

4
4
4
4
4
35
35
35
35
35
35
71
71
71
71
71
71
19
19
19
19
19
19
1

Medium Clouds (% Sky Obscured)

43
43
43
43
43
19
19
19
19
19
19
15
15
15
15
15
15
33
33
33
33
33
33
29

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
25
25
25
25
25
25
6
6
6
6
6
6
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
9
3
1
4
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
None
None
None
None
None
Very Light Rain
Very Light Rain
None
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

14
11
10
7
3
0
0
4
4
7
6
5
7
6
4
3
3
3
3
2
2
1
0
0

Precipitation Amount (mm)

0.11
0.08
0.05
0.03
0.01
0
0
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.02
0.01
0.01
0.01
0.01
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
82
84
85
87
89
89
90
93
93
90
87
83
76
68
65
62
59
55
52
52
54
57
61

Pressure (mb)

1011
1012
1013
1013
1013
1014
1014
1014
1015
1015
1016
1017
1017
1017
1018
1018
1017
1017
1017
1017
1017
1018
1018
1019

Ozone (du)

357
358
359
360
361
363
365
368
368
364
359
354
352
351
349
346
342
340
339
340
339
336
332
328

Friday 23

Third Quarter 41%

23:53

15:13

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
20 Bad

Sun - Rise: 06:09, Set: 19:51, Transit: 13:00. Moon - Rise: 23:53, Set: 15:13. Civil Dark: 20:23 - 05:37. Nautical Dark: 21:03 - 04:59. Astro Dark: 21:45 - 04:17

Total Clouds (% Sky Obscured)

29
29
29
29
29
0
0
0
0
0
0
100
100
100
100
100
100
84
84
84
84
84
84
89

Low Clouds (% Sky Obscured)

1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
3
3
3
3
3
3
0

Medium Clouds (% Sky Obscured)

29
29
29
29
29
0
0
0
0
0
0
0
0
0
0
0
0
23
23
23
23
23
23
89

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
100
100
100
100
100
100
81
81
81
81
81
81
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
1
1

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
0.01
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
11
11
10
9
8
8
8
8
8
9
11
13
15
16
18
19
20
21
21
21
19
18
16

Dew Point (°C)

6
6
7
6
6
6
6
6
7
7
7
8
8
8
7
7
7
7
7
7
8
8
8
8

Relative Humidity (%)

66
71
75
77
79
80
81
84
87
87
85
81
72
62
55
50
46
43
41
41
43
47
52
58

Pressure (mb)

1019
1020
1020
1020
1021
1021
1021
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021

Ozone (du)

325
322
319
318
317
316
314
312
311
312
312
313
313
312
311
311
311
310
309
308
308
307
307
306

Forecast for Mont-Tremblant, Les Laurentides Regional County Municipality, CA (46.18,-74.57)

Generated: 17/08/19 21:24:11. Forecast: 17/08/19 to 23/08/19. Timezone: UTC-4.00