Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 15

First Quarter 55%

12:37

No Set

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 Good
17 Good
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good

Sun - Rise: 07:34, Set: 16:11, Transit: 11:52. Moon - Rise: 12:37, Set: No Set. Civil Dark: 16:46 - 06:59. Nautical Dark: 17:24 - 06:21. Astro Dark: 18:01 - 05:44

Total Clouds (% Sky Obscured)

100
100
72
89
99
99
95
64
66
96
99
85
81
86
88
69
14
2
1
1
0
0
0
0

Low Clouds (% Sky Obscured)

100
100
72
89
99
99
95
64
66
96
99
85
81
86
88
69
14
2
1
1
0
0
0
0

Medium Clouds (% Sky Obscured)

1
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
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)

3
4
5
6
8
9
9
9
9
10
10
10
10
10
10
10
10
9
8
8
8
8
8
8

Fog (%)

100
100
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
Snow
Snow
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
2
3
3
4
2
2
2
3
5
0
0
8
8
0
0
0
0
0
1
1
1
1
1

Precipitation Amount (mm)

0.03
0.01
0.09
0.07
0.12
0.07
0.07
0.06
0.01
0.06
0
0
0.03
0.02
0
0
0
0
0
0.01
0.01
0.01
0.01
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-1
-1
-1
-1
-1
-1
-1
-1
-2
-2
-2
-1
-1
-1
-0
-1
-2
-3
-4
-5
-5
-6
-6
-6

Feels Like (°C)

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

Dew Point (°C)

-1
-1
-2
-2
-2
-3
-3
-3
-4
-4
-4
-3
-3
-3
-3
-4
-4
-5
-6
-7
-7
-8
-8
-8

Relative Humidity (%)

97
95
94
93
91
89
88
87
87
87
86
86
85
84
78
82
85
86
87
86
86
87
87
87

Pressure (mb)

1018
1018
1018
1019
1020
1020
1020
1021
1022
1023
1024
1024
1024
1024
1025
1025
1026
1026
1027
1028
1028
1029
1029
1028

Ozone (du)

343
345
347
349
350
351
352
351
348
343
339
336
335
333
331
329
328
325
323
321
320
320
319
318

Sunday 16

Waxing Gibbous 65%

13:01

00:19

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

Sun - Rise: 07:34, Set: 16:12, Transit: 11:53. Moon - Rise: 13:01, Set: 00:19. Civil Dark: 16:46 - 07:00. Nautical Dark: 17:25 - 06:21. Astro Dark: 18:01 - 05:45

Total Clouds (% Sky Obscured)

0
1
1
0
0
0
31
40
75
38
77
96
96
96
98
96
98
99
94
98
100
100
100
100

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
81
97
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
31
40
75
38
77
96
96
96
98
96
98
99
94
98
100
99
90
73

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
8
8
8
8
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
3
2
2
1
0
0
0
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

3
3
3
3
3
3
3
3
2
2
2
3
3
4
4
4
4
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

-7
-7
-7
-8
-8
-9
-9
-8
-8
-6
-5
-4
-2
-1
-1
-2
-2
-3
-3
-4
-4
-4
-4
-4

Feels Like (°C)

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

Dew Point (°C)

-9
-9
-9
-9
-10
-10
-10
-10
-9
-8
-7
-6
-5
-4
-4
-4
-5
-5
-6
-6
-6
-6
-6
-6

Relative Humidity (%)

86
86
87
88
90
90
91
90
89
88
87
85
82
81
80
81
82
83
85
86
84
83
82
82

Pressure (mb)

1028
1027
1027
1027
1027
1026
1026
1026
1026
1026
1025
1024
1023
1022
1021
1020
1019
1018
1018
1018
1017
1016
1016
1015

Ozone (du)

318
317
317
317
317
317
318
320
321
322
324
324
324
324
325
326
327
327
328
328
329
330
331
330

Monday 17

Waxing Gibbous 74%

13:25

01:23

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
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:35, Set: 16:12, Transit: 11:53. Moon - Rise: 13:25, Set: 01:23. Civil Dark: 16:47 - 07:00. Nautical Dark: 17:25 - 06:22. Astro Dark: 18:01 - 05:45

Total Clouds (% Sky Obscured)

100
99
99
98
94
96
91
84
91
99
94
98
98
99
99
99
99
99
99
97
97
97
97
97

Low Clouds (% Sky Obscured)

0
0
0
0
14
88
51
27
88
99
94
98
97
99
99
99
99
99
99
95
95
95
95
95

Medium Clouds (% Sky Obscured)

99
98
86
11
13
10
0
0
0
0
11
59
80
31
31
31
31
31
31
53
53
53
53
53

High Clouds (% Sky Obscured)

98
98
99
98
92
89
84
77
23
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
8
8
9
9
7
5
3
3
3
3
2
1
1
3
5
8
9
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
Snow
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None

Precipitation Probability (%)

1
1
1
2
3
3
3
3
3
3
6
5
6
8
9
13
12
9
6
4
2
1
0
0

Precipitation Amount (mm)

0.02
0.03
0.04
0.1
0.15
0.13
0.09
0.09
0.1
0.13
0.16
0.14
0.14
0.16
0.18
0.19
0.19
0.15
0.1
0.06
0.03
0.01
0
0

Wind Speed/Direction (mph)

5
4
4
4
3
3
4
4
4
4
4
5
7
8
9
10
12
13
14
15
15
15
15
15

Chance of Frost

Temperature (°C)

-4
-4
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3
-2
-2
-2
-3
-5
-6
-7
-9
-10
-10
-11

Feels Like (°C)

-7
-7
-6
-6
-5
-5
-5
-6
-6
-6
-6
-6
-7
-7
-7
-8
-9
-11
-13
-15
-17
-18
-19
-20

Dew Point (°C)

-6
-6
-6
-6
-5
-5
-5
-5
-5
-4
-4
-4
-4
-5
-5
-5
-5
-7
-9
-10
-12
-14
-15
-15

Relative Humidity (%)

83
83
84
84
85
85
86
88
89
90
90
89
87
85
83
84
85
85
82
79
75
72
70
68

Pressure (mb)

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

Ozone (du)

329
328
327
327
328
331
334
338
342
346
351
359
369
377
384
390
394
396
395
394
391
387
384
383

Tuesday 18

Waxing Gibbous 83%

13:51

02:29

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

Sun - Rise: 07:36, Set: 16:12, Transit: 11:54. Moon - Rise: 13:51, Set: 02:29. Civil Dark: 16:47 - 07:01. Nautical Dark: 17:25 - 06:23. Astro Dark: 18:02 - 05:46

Total Clouds (% Sky Obscured)

97
100
100
100
100
100
100
97
97
97
97
97
97
2
2
2
2
2
2
0
0
0
0
0

Low Clouds (% Sky Obscured)

95
100
100
100
100
100
100
97
97
97
97
97
97
2
2
2
2
2
2
0
0
0
0
0

Medium Clouds (% Sky Obscured)

53
10
10
10
10
10
10
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
7
7
7
7
7
7
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
1
1
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.01
0.02
0.01
0
0
0
0
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
15
15
15
16
15
15
15
11
11
11
11
10
10
9
9
8
7
6
5
5
4
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-16
-16
-16
-17
-17
-18
-18
-18
-17
-17
-17
-16
-16
-16
-15
-15
-16
-16
-16
-16
-16
-17
-17
-17

Relative Humidity (%)

68
67
67
66
65
64
64
64
64
64
63
62
59
58
59
61
62
65
67
69
71
73
75
76

Pressure (mb)

1011
1011
1012
1013
1013
1014
1015
1016
1019
1019
1020
1020
1019
1019
1019
1020
1020
1021
1021
1022
1022
1022
1021
1021

Ozone (du)

383
384
385
387
389
390
391
389
385
379
372
365
358
352
346
341
337
333
331
329
327
326
326
326

Wednesday 19

Waxing Gibbous 91%

14:21

03:38

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

Sun - Rise: 07:36, Set: 16:13, Transit: 11:54. Moon - Rise: 14:21, Set: 03:38. Civil Dark: 16:47 - 07:01. Nautical Dark: 17:26 - 06:23. Astro Dark: 18:02 - 05:47

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
8
8
8
8
8
8
88
88
88
88
88
88
98
98
98
98
98

Low Clouds (% Sky Obscured)

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

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
0
0
0
0
0
0
8
8
8
8
8
8
88
88
88
88
88
88
98
98
98
98
98

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
8
5
5
5
5
4

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

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.03
0.05
0.05
0.04
0.04
0.04
0.04
0.04
0.04
0.04
0.04
0.03

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-14
-15
-15
-14
-14
-14
-13
-12
-11
-9
-7
-6
-5
-4
-4
-4
-3
-3
-3
-3
-2
-2
-2
-2

Feels Like (°C)

-14
-15
-15
-14
-14
-17
-17
-17
-16
-14
-13
-11
-10
-9
-8
-7
-7
-6
-6
-6
-6
-6
-6
-5

Dew Point (°C)

-18
-18
-18
-18
-18
-17
-17
-16
-14
-12
-10
-9
-8
-7
-6
-6
-5
-5
-5
-5
-4
-4
-4
-4

Relative Humidity (%)

76
76
75
75
75
74
74
74
76
78
80
80
80
81
83
85
85
86
86
87
88
88
89
89

Pressure (mb)

1021
1020
1020
1019
1019
1018
1018
1017
1016
1015
1014
1014
1012
1012
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012

Ozone (du)

328
330
331
331
332
333
334
335
337
338
340
341
342
342
342
341
340
340
340
339
339
338
338
338

Thursday 20

Waxing Gibbous 96%

14:56

04:50

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
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:37, Set: 16:13, Transit: 11:55. Moon - Rise: 14:56, Set: 04:50. Civil Dark: 16:48 - 07:02. Nautical Dark: 17:26 - 06:24. Astro Dark: 18:03 - 05:47

Total Clouds (% Sky Obscured)

98
98
98
98
98
98
98
51
51
51
51
51
51
94
94
94
94
94
94
100
100
100
100
100

Low Clouds (% Sky Obscured)

1
93
93
93
93
93
93
33
33
33
33
33
33
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
48
48
48
48
48
48
17
17
17
17
17
17
38
38
38
38
38
38
100
100
100
100
100

High Clouds (% Sky Obscured)

98
81
81
81
81
81
81
17
17
17
17
17
17
94
94
94
94
94
94
78
78
78
78
78

ISS Passover

Visibility (miles)

2
1
1
1
1
3
6
8
9
9
9
10
10
10
10
8
4
2
2
1
1
2
2
2

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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

2
2
2
2
2
2
2
2
2
2
3
4
7
8
10
12
11
10
14
18
20
20
19
12

Precipitation Amount (mm)

0.03
0.03
0.03
0.02
0.02
0.01
0.01
0.02
0.02
0.03
0.03
0.03
0.03
0.03
0.03
0.04
0.06
0.1
0.17
0.23
0.23
0.21
0.18
0.13

Wind Speed/Direction (mph)

5
4
4
4
3
3
3
3
3
3
3
3
3
4
3
3
3
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-1
-0
0
1
1
0
0
-0
-0
-1
-0
-0
-0
-0

Feels Like (°C)

-5
-5
-4
-4
-3
-2
-2
-2
-2
-2
-3
-2
-1
-1
-1
-1
-2
-2
-2
-1
-2
-2
-2
-2

Dew Point (°C)

-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-3
-3
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2

Relative Humidity (%)

89
88
87
86
86
85
85
86
88
86
86
83
82
81
83
84
86
87
87
87
87
87
88
88

Pressure (mb)

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

Ozone (du)

337
337
338
338
339
339
338
338
337
336
336
335
334
334
334
334
334
333
333
333
335
338
339
338

Friday 21

Waxing Gibbous 100%

15:38

06:03

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
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:37, Set: 16:14, Transit: 11:55. Moon - Rise: 15:38, Set: 06:03. Civil Dark: 16:48 - 07:03. Nautical Dark: 17:27 - 06:24. Astro Dark: 18:03 - 05:48

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
4
4
4
4
4
4
100
100
100
100
100
100
98
98
98
98
98
98
100
100
100
100
100

Medium Clouds (% Sky Obscured)

100
0
0
0
0
0
0
100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
99
99

High Clouds (% Sky Obscured)

78
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

2
2
1
1
1
3
7
9
9
8
7
5
3
2
1
1
0
0
0
1
4
8
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

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

Precipitation Probability (%)

7
4
3
0
0
2
2
3
3
4
10
17
34
57
73
79
78
78
72
65
58
50
47
45

Precipitation Amount (mm)

0.08
0.05
0.02
0
0
0.01
0.02
0.04
0.05
0.06
0.09
0.17
0.31
0.5
0.72
0.97
1.1
0.97
0.71
0.52
0.42
0.36
0.29
0.22

Wind Speed/Direction (mph)

3
3
4
4
4
4
4
4
5
5
6
6
7
7
7
8
8
9
10
11
11
12
12
13

Chance of Frost

Temperature (°C)

-1
-1
-1
-1
-0
-0
-0
-0
-0
0
1
1
1
1
1
1
2
2
2
2
2
2
2
2

Feels Like (°C)

-3
-3
-3
-3
-3
-3
-3
-3
-3
-3
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-3

Dew Point (°C)

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

Relative Humidity (%)

88
88
87
86
84
84
86
87
87
87
89
89
91
93
94
93
89
87
85
84
84
84
85
85

Pressure (mb)

1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1013
1012
1011
1010
1010
1009
1009
1008
1007
1007
1006
1004
1003
1002

Ozone (du)

336
334
333
331
329
328
326
325
323
322
321
320
318
317
316
316
316
317
317
317
317
316
316
316

Forecast for Saint-Donat-de-Montcalm, Matawinie Regional County Municipality, CA (46.28,-74.36)

Generated: 15/12/18 00:14:36. Forecast: 15/12/18 to 21/12/18. Timezone: UTC-5.00