Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 15

First Quarter 55%

13:11

00:30

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

Sun - Rise: 07:37, Set: 16:28, Transit: 12:03. Moon - Rise: 13:11, Set: 00:30. Civil Dark: 17:02 - 07:04. Nautical Dark: 17:38 - 06:27. Astro Dark: 18:13 - 05:52

Total Clouds (% Sky Obscured)

100
100
99
95
93
93
95
96
94
91
77
87
87
91
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
0
52
98
100
98
32
99
100

High Clouds (% Sky Obscured)

100
100
99
95
93
93
95
96
94
91
77
87
87
91
100
100
100
100
100
100
99
100
100
100

Alternative Forecast % Cloud Cover

85
90
93
94
94
88
74
79
75
71
67
78
87
100
100
100
100
99
98
98
98
99
100
99

ISS Passover

Visibility (miles)

10
10
10
10
10
10
9
8
8
8
8
8
8
8
8
8
8
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
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
4
3

Precipitation Amount (mm)

0
0.05
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
88
90
91
92
92
92
92
91
90
90
92
92
96
95
94
94
93
91
88
86
85
85
87

Pressure (mb)

1024
1024
1025
1025
1025
1025
1024
1024
1024
1023
1022
1022
1022
1022
1022
1021
1021
1020
1020
1019
1018
1018
1017
1017

Ozone (du)

308
308
308
309
309
310
310
311
311
311
312
313
313
314
315
315
316
317
318
319
319
319
319
321

Sunday 16

Waxing Gibbous 65%

13:36

01:33

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

Sun - Rise: 07:38, Set: 16:29, Transit: 12:03. Moon - Rise: 13:36, Set: 01:33. Civil Dark: 17:02 - 07:04. Nautical Dark: 17:39 - 06:27. Astro Dark: 18:14 - 05:52

Total Clouds (% Sky Obscured)

100
100
100
100
97
79
41
76
100
100
99
98
93
85
40
99
94
95
98
95
100
88
90
100

Low Clouds (% Sky Obscured)

0
0
0
19
19
2
12
53
100
100
99
98
93
85
40
99
94
95
98
95
100
88
89
100

Medium Clouds (% Sky Obscured)

100
100
100
8
7
0
0
0
0
0
0
0
0
0
0
6
25
77
73
92
99
27
59
81

High Clouds (% Sky Obscured)

100
100
100
100
97
79
34
49
44
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Alternative Forecast % Cloud Cover

98
98
98
99
100
100
100
100
98
95
92
87
83
80
82
86
89
92
94
95
95
93
92
88

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
9
8
8
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
None
None
None
None
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow
Snow
None
None
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

0.01
0.01
0.01
0.01
0.01
0.01
0
0
0
0.01
0.01
0.01
0.01
0.02
0.02
0.05
0.07
0.07
0.07
0.06
0.04
0.01
0
0

Wind Speed/Direction (mph)

5
5
4
3
3
2
3
3
3
4
5
5
6
7
7
8
9
9
10
11
11
12
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-3
-3
-3
-3
-1
-1
-1
-3
-3
-3
-3
-3
-4
-4
-4
-4
-4
-4
-3
-3
-4
-5
-6
-7

Dew Point (°C)

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

Relative Humidity (%)

89
90
90
92
93
94
95
95
96
96
96
95
95
94
94
91
89
85
78
71
69
67
65
61

Pressure (mb)

1016
1016
1015
1015
1014
1013
1012
1011
1010
1009
1009
1008
1008
1008
1008
1008
1007
1007
1007
1007
1007
1008
1009
1010

Ozone (du)

323
325
326
327
327
326
325
325
326
328
329
330
331
334
342
354
362
366
367
369
371
373
375
376

Monday 17

Waxing Gibbous 75%

14:03

02:38

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

Sun - Rise: 07:38, Set: 16:29, Transit: 12:04. Moon - Rise: 14:03, Set: 02:38. Civil Dark: 17:02 - 07:05. Nautical Dark: 17:39 - 06:28. Astro Dark: 18:14 - 05:53

Total Clouds (% Sky Obscured)

98
92
100
100
100
100
100
98
31
15
17
70
44
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

98
85
100
100
100
100
100
98
31
15
17
70
44
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

52
52
34
23
9
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

Alternative Forecast % Cloud Cover

82
77
66
53
41
31
19
12
16
24
29
28
25
20
14
6
0
0
0
1
1
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
1
1
1
1
1
1
1
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

13
14
14
13
13
12
12
11
11
11
11
11
10
10
10
10
10
10
10
9
8
7
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
57
57
58
59
60
61
62
63
63
64
65
66
66
65
63
62
61
60
58
58
57
59
62

Pressure (mb)

1011
1013
1013
1014
1015
1015
1016
1016
1017
1018
1018
1019
1020
1021
1022
1022
1023
1023
1022
1022
1022
1022
1022
1022

Ozone (du)

376
376
378
379
378
372
364
357
352
348
345
343
341
339
337
335
333
330
327
324
322
321
320
318

Tuesday 18

Waxing Gibbous 83%

14:34

03:45

18 Good
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
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

Sun - Rise: 07:39, Set: 16:29, Transit: 12:04. Moon - Rise: 14:34, Set: 03:45. Civil Dark: 17:03 - 07:05. Nautical Dark: 17:40 - 06:29. Astro Dark: 18:14 - 05:53

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
81
81
81
81
81
81
99
99
99
99
99
99
61
61
61
61
61

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
9
9
9
9
9

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
81
81
81
81
81
81
99
99
99
99
99
99
58
58
58
58
58

Alternative Forecast % Cloud Cover

0
0
1
1
2
4
6
9
25
57
80
84
78
72
70
68
65
62
58
56
59
63
67
70

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
69
71
72
72
73
74
75
71
74
75
78
80
80
77
75
74
71
68
66
66
69
70
74

Pressure (mb)

1022
1023
1023
1023
1022
1022
1021
1021
1021
1020
1020
1019
1019
1019
1019
1018
1018
1017
1016
1015
1015
1014
1014
1014

Ozone (du)

317
316
316
317
318
319
320
321
322
324
326
327
329
330
330
330
330
330
329
329
328
329
329
329

Wednesday 19

Waxing Gibbous 91%

15:10

04:56

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

Sun - Rise: 07:39, Set: 16:30, Transit: 12:05. Moon - Rise: 15:10, Set: 04:56. Civil Dark: 17:03 - 07:06. Nautical Dark: 17:40 - 06:29. Astro Dark: 18:15 - 05:54

Total Clouds (% Sky Obscured)

61
65
65
65
65
65
65
19
19
19
19
19
19
49
49
49
49
49
49
98
98
98
98
98

Low Clouds (% Sky Obscured)

9
0
0
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
19
19
19
19
19
19
13
13
13
13
13
13
95
95
95
95
95

High Clouds (% Sky Obscured)

58
65
65
65
65
65
65
0
0
0
0
0
0
45
45
45
45
45
45
65
65
65
65
65

Alternative Forecast % Cloud Cover

73
77
83
90
93
90
83
76
67
58
51
44
39
42
59
83
100
100
100
100
96
92
88
85

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
Very Light Rain
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
5
6
5
3
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-3
-3
-2
-1
0
0
-0
-0
-1

Dew Point (°C)

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

Relative Humidity (%)

77
79
78
78
78
78
79
79
79
79
79
80
82
82
81
81
81
77
73
70
71
72
74
77

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1013
1013
1012
1012
1012
1011
1011

Ozone (du)

329
328
328
328
328
329
330
331
332
331
331
329
328
327
327
327
327
326
325
325
325
327
327
327

Thursday 20

Waxing Gibbous 96%

15:54

06:07

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

Sun - Rise: 07:40, Set: 16:30, Transit: 12:05. Moon - Rise: 15:54, Set: 06:07. Civil Dark: 17:04 - 07:06. Nautical Dark: 17:41 - 06:30. Astro Dark: 18:15 - 05:54

Total Clouds (% Sky Obscured)

98
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
0
0
0
0
0
0
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

95
2
2
2
2
2
2
100
100
100
100
100
100
100
100
100
100
100
100
98
98
98
98
98

High Clouds (% Sky Obscured)

65
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
97
97
97
97
97

Alternative Forecast % Cloud Cover

84
84
89
95
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
95
87
79
68

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
9
6
3
2
1
1
2
2
2
3
4
5
6
5

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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
9
17
34
48
55
67
80
87
89
90
90
89
87
84
79
76
75
73
71

Precipitation Amount (mm)

0
0
0
0
0
0.02
0.08
0.17
0.27
0.41
0.55
0.88
1.75
2.79
3.41
3.64
3.41
2.46
1.37
0.79
0.69
0.75
0.83
0.87

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
-1
-1
-1
-1
-1
0
1
1
1
1
1
1
1
1
0
0
-0
-0
0
1
3
5
5

Dew Point (°C)

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

Relative Humidity (%)

81
83
85
86
87
88
89
90
90
89
89
89
89
91
92
93
95
99
100
100
100
99
93
86

Pressure (mb)

1011
1011
1011
1010
1010
1009
1008
1007
1006
1005
1004
1003
1002
1000
999
997
995
993
991
990
988
987
987
986

Ozone (du)

325
324
324
323
323
322
322
320
319
317
316
315
314
314
317
321
324
324
322
322
323
325
331
342

Friday 21

Waxing Gibbous 100%

16:46

07:18

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

Sun - Rise: 07:40, Set: 16:31, Transit: 12:06. Moon - Rise: 16:46, Set: 07:18. Civil Dark: 17:04 - 07:07. Nautical Dark: 17:41 - 06:30. Astro Dark: 18:16 - 05:55

Total Clouds (% Sky Obscured)

100
99
99
99
99
99
99
100
100
100
100
100
100
91
91
91
91
91
91
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
30
30
30
30
30
30
100
100
100
100
100
100
84
84
84
84
84
84
100
100
100
100
100

Medium Clouds (% Sky Obscured)

98
98
98
98
98
98
98
97
97
97
97
97
97
32
32
32
32
32
32
99
99
99
99
99

High Clouds (% Sky Obscured)

97
69
69
69
69
69
69
53
53
53
53
53
53
65
65
65
65
65
65
66
66
66
66
66

Alternative Forecast % Cloud Cover

56
53
65
85
100
100
100
100
100
100
100
99
98
98
98
99
100
100
100
100
98
95
91
88

ISS Passover

Visibility (miles)

3
2
2
2
2
2
2
2
2
1
1
3
5
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

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

Precipitation Probability (%)

66
58
55
56
56
55
53
47
46
49
52
51
47
40
19
10
6
6
9
7
4
2
2
1

Precipitation Amount (mm)

0.95
0.98
0.85
0.67
0.53
0.4
0.29
0.23
0.25
0.34
0.39
0.35
0.29
0.24
0.18
0.12
0.08
0.06
0.05
0.04
0.03
0.02
0.02
0.03

Wind Speed/Direction (mph)

12
14
14
13
12
12
10
11
7
7
7
9
11
14
14
14
15
14
14
16
14
14
15
14

Chance of Frost

Temperature (°C)

7
6
6
6
5
5
5
4
4
4
3
3
3
3
2
1
0
-0
-1
-1
-1
-1
-1
-1

Feels Like (°C)

3
2
2
2
1
1
1
0
1
1
0
-0
-1
-2
-3
-4
-5
-6
-7
-7
-7
-7
-7
-6

Dew Point (°C)

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

Relative Humidity (%)

80
77
77
79
81
82
82
83
84
86
86
85
83
82
80
80
79
80
81
80
77
73
71
70

Pressure (mb)

987
987
987
986
986
985
984
984
984
984
984
985
987
988
990
992
993
995
996
997
998
1000
1001
1003

Ozone (du)

356
369
377
384
389
393
396
398
401
404
402
393
380
367
355
345
340
347
360
369
366
359
353
352

Forecast for Yarker, ON K0K 3N0, Canada (44.37,-76.77)

Generated: 15/12/18 17:25:30. Forecast: 15/12/18 to 21/12/18. Timezone: UTC-5.00