Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 5

Waxing Gibbous 94%

16:21

06:06

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 OK
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good

Sun - Rise: 06:23, Set: 19:30, Transit: 12:57. Moon - Rise: 16:21, Set: 06:06. Civil Dark: 20:01 - 05:50. Nautical Dark: 20:38 - 05:13. Astro Dark: 21:17 - 04:34

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
99
98
95
96
98
70
32
1
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

81
100
98
100
100
100
100
100
100
98
92
79
52
45
48
32
1
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

100
99
100
100
100
100
100
100
100
98
92
10
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

9
30
19
0
0
0
0
33
0
2
54
81
93
95
42
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
9
7
6
5
7
8
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

None
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
None
None
None
None
None
None

Precipitation Probability (%)

4
8
11
12
14
16
24
36
26
23
11
10
6
7
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.06
0.11
0.15
0.18
0.14
0.09
0.12
0.2
0.12
0.17
0.06
0.04
0.01
0.04
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-0
-0
0
1
2
2
3
4
4
3
2
1
-1
-2
-3
-4
-6
-6
-7
-8
-8
-8
-9
-9

Dew Point (°C)

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

Relative Humidity (%)

91
91
89
86
83
82
82
85
87
91
91
92
90
88
88
89
89
88
88
88
90
91
94
96

Pressure (mb)

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

Ozone (du)

339
344
347
347
345
345
350
358
366
374
383
390
396
401
406
409
411
412
413
413
414
416
418
421

Monday 6

Waxing Gibbous 99%

17:43

06:06

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

Sun - Rise: 06:21, Set: 19:31, Transit: 12:56. Moon - Rise: 17:43, Set: 06:06. Civil Dark: 20:02 - 05:48. Nautical Dark: 20:40 - 05:11. Astro Dark: 21:19 - 04:31

Total Clouds (% Sky Obscured)

0
0
0
16
56
73
67
1
0
59
70
82
58
2
0
0
0
0
0
1
3
2
1
1

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
0
16
56
73
67
1
0
59
70
82
58
2
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
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
None
None
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-9
-9
-8
-7
-5
-4
-3
-2
-1
0
1
0
-0
-2
-3
-3
-4
-4
-5
-5
-6
-6
-6
-6

Dew Point (°C)

-5
-5
-5
-5
-5
-4
-4
-4
-4
-4
-4
-3
-3
-3
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4

Relative Humidity (%)

96
95
90
82
75
70
66
62
58
55
55
57
62
67
71
73
75
77
80
84
88
92
94
96

Pressure (mb)

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

Ozone (du)

425
431
435
437
438
439
441
444
445
443
439
435
433
432
430
429
428
429
431
435
439
443
448
450

Tuesday 7

Full Moon 100%

19:05

06:33

06 Good
07 Good
08 Good
09 Good
10 Good
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
00 Bad
01 Bad
02 Good
03 Good
04 Good
05 Good

Sun - Rise: 06:19, Set: 19:33, Transit: 12:56. Moon - Rise: 19:05, Set: 06:33. Civil Dark: 20:04 - 05:46. Nautical Dark: 20:41 - 05:09. Astro Dark: 21:21 - 04:29

Total Clouds (% Sky Obscured)

1
1
0
0
16
95
95
86
99
98
77
98
86
81
62
62
62
62
62
62
1
1
1
1

Low Clouds (% Sky Obscured)

1
1
0
0
16
95
95
86
99
98
77
98
86
81
62
62
62
62
62
62
1
1
1
1

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
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)

9
9
9
9
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

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
5
4
4
4
3
3
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-4
-4
-4
-5
-5
-6
-6
-6
-6
-5
-5
-4
-4
-4
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5

Relative Humidity (%)

97
96
93
84
74
66
62
57
53
52
55
60
68
75
81
86
88
89
90
91
92
93
94
94

Pressure (mb)

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

Ozone (du)

448
444
440
438
436
436
437
439
440
439
437
434
429
424
419
415
412
409
406
403
401
399
397
396

Wednesday 8

Waning Gibbous 98%

20:28

07:00

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

Sun - Rise: 06:17, Set: 19:34, Transit: 12:56. Moon - Rise: 20:28, Set: 07:00. Civil Dark: 20:05 - 05:44. Nautical Dark: 20:43 - 05:07. Astro Dark: 21:23 - 04:26

Total Clouds (% Sky Obscured)

1
1
98
98
98
98
98
98
73
73
73
73
73
73
41
41
41
41
41
41
85
85
85
85

Low Clouds (% Sky Obscured)

1
1
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
0
73
73
73
73
73
73
41
41
41
41
41
41
6
6
6
6

High Clouds (% Sky Obscured)

0
0
98
98
98
98
98
98
0
0
0
0
0
0
0
0
0
0
0
0
84
84
84
84

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
8
10
10
10
10
10
10
10
10
10
10
10
10
10
5
1

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
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
9
10
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.02
0.04
0
0
0
0
0
0
0
0
0
0
0
0
0
0.02
0.04

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
87
81
76
70
67
65
65
65
43
45
49
59
68
76
81
84
88
90
93
95
97
99
100

Pressure (mb)

1008
1008
1008
1007
1007
1006
1005
1005
1004
1003
1003
1003
1003
1004
1004
1004
1005
1004
1004
1003
1002
1002
1002
1002

Ozone (du)

396
396
397
396
396
395
394
393
391
389
387
385
383
381
380
379
380
379
377
373
371
370
370
371

Thursday 9

Waning Gibbous 93%

21:50

07:28

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:16, Set: 19:35, Transit: 12:56. Moon - Rise: 21:50, Set: 07:28. Civil Dark: 20:07 - 05:42. Nautical Dark: 20:44 - 05:05. Astro Dark: 21:25 - 04:24

Total Clouds (% Sky Obscured)

85
85
100
100
100
100
100
100
100
100
100
100
100
100
96
96
96
96
96
96
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
100
100
100
100
100
100
88
88
88
88
88
88
99
99
99
99

Medium Clouds (% Sky Obscured)

6
6
100
100
100
100
100
100
100
100
100
100
100
100
92
92
92
92
92
92
48
48
48
48

High Clouds (% Sky Obscured)

84
84
97
97
97
97
97
97
77
77
77
77
77
77
1
1
1
1
1
1
0
0
0
0

ISS Passover

Visibility (miles)

0
1
1
1
0
0
0
0
0
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

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

Precipitation Probability (%)

1
2
5
11
22
41
51
44
38
33
30
26
26
27
22
15
8
4
0
0
3
0
0
0

Precipitation Amount (mm)

0.03
0.01
0.02
0.09
0.3
0.56
0.83
1.1
1.17
0.85
0.48
0.32
0.32
0.34
0.3
0.17
0.05
0.01
0
0
0.01
0
0
0

Wind Speed/Direction (mph)

3
3
4
5
6
7
7
7
7
7
8
9
8
7
7
7
9
9
9
9
9
8
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
94
92
90
90
90
92
94
93
85
78
75
80
88
99
100
100
100
100
100
100
98
97
95

Pressure (mb)

1001
1000
999
997
996
994
993
993
992
991
991
991
991
991
991
991
992
992
992
992
992
992
992
992

Ozone (du)

371
371
373
377
382
389
397
405
412
415
415
416
419
423
428
433
439
444
446
446
446
446
445
444

Friday 10

Waning Gibbous 85%

23:09

07:59

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

Sun - Rise: 06:14, Set: 19:37, Transit: 12:55. Moon - Rise: 23:09, Set: 07:59. Civil Dark: 20:08 - 05:41. Nautical Dark: 20:46 - 05:03. Astro Dark: 21:26 - 04:22

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
15
15
15
15
15
15
81
81
81
81

Low Clouds (% Sky Obscured)

99
99
100
100
100
100
100
100
100
100
100
100
100
100
0
0
0
0
0
0
2
2
2
2

Medium Clouds (% Sky Obscured)

48
48
97
97
97
97
97
97
84
84
84
84
84
84
14
14
14
14
14
14
81
81
81
81

High Clouds (% Sky Obscured)

0
0
100
100
100
100
100
100
100
100
100
100
100
100
0
0
0
0
0
0
2
2
2
2

ISS Passover

Visibility (miles)

9
7
5
3
2
2
4
8
10
10
10
10
10
10
10
10
4
0
3
9
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
Snow
Snow
None
None
None
None
None

Precipitation Probability (%)

0
0
0
6
11
13
11
9
8
6
6
7
8
6
5
5
5
6
6
5
4
3
2
2

Precipitation Amount (mm)

0
0
0
0.02
0.07
0.12
0.14
0.16
0.17
0.18
0.18
0.17
0.12
0.07
0.05
0.06
0.1
0.13
0.14
0.15
0.13
0.08
0.04
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
91
90
88
86
80
73
62
55
54
57
63
73
81
88
92
95
97
98
97
97
96
96
96

Pressure (mb)

992
992
992
992
993
992
992
992
993
993
993
994
994
995
996
997
997
998
999
999
1000
1000
1001
1001

Ozone (du)

443
442
440
439
438
437
438
438
438
435
431
427
425
423
421
418
415
413
412
411
411
411
413
415

Saturday 11

Waning Gibbous 76%

00:24

08:35

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 OK
21 Good
22 Good
23 Good
00 Good
01 Good
02 OK
03 OK
04 OK
05 Good

Sun - Rise: 06:12, Set: 19:38, Transit: 12:55. Moon - Rise: 00:24, Set: 08:35. Civil Dark: 20:09 - 05:39. Nautical Dark: 20:47 - 05:00. Astro Dark: 21:28 - 04:19

Total Clouds (% Sky Obscured)

81
81
99
99
99
99
99
99
84
84
84
84
84
84
0
0
0
0
0
0
12
12
12
12

Low Clouds (% Sky Obscured)

2
2
99
99
99
99
99
99
84
84
84
84
84
84
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

81
81
2
2
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
12
12
12
12

ISS Passover

Visibility (miles)

10
10
9
7
6
4
4
3
3
3
3
3
4
4
5
9
10
10
10
5
2
3
7
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
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

0.02
0.02
0.02
0.02
0.02
0.03
0.03
0.03
0.03
0.05
0.09
0.1
0.08
0.04
0.03
0.02
0.01
0.01
0.02
0.03
0.03
0.03
0.02
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
92
89
84
77
71
64
60
59
61
67
75
81
88
93
95
96
97
100
100
100
100
100
100

Pressure (mb)

1002
1003
1004
1004
1005
1005
1005
1005
1006
1006
1006
1007
1008
1008
1009
1010
1010
1011
1011
1011
1011
1011
1011
1012

Ozone (du)

419
423
426
428
429
429
425
420
416
414
413
412
412
412
413
413
414
414
414
414
414
413
412
412

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

Generated: 05/04/20 06:44:15. Forecast: 05/04/20 to 11/04/20. Timezone: UTC-4.00