Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 23

Waning Gibbous 74%

00:43

09:41

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 05:54, Set: 19:56, Transit: 12:56. Moon - Rise: 00:43, Set: 09:41. Civil Dark: 20:28 - 05:22. Nautical Dark: 21:08 - 04:42. Astro Dark: 21:52 - 03:58

Total Clouds (% Sky Obscured)

99
98
98
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
2
29
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

95
93
82
23
56
100
100
100
100
98
93
100
57
61
81
80
90
96
89
97
96
97
97
92

High Clouds (% Sky Obscured)

97
98
94
100
100
100
99
100
92
1
0
0
0
0
0
0
1
0
0
2
21
14
48
16

ISS Passover

Visibility (miles)

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

Precipitation Type

None
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
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
Very Light Rain

Precipitation Probability (%)

4
7
15
29
33
57
80
84
83
76
74
73
71
70
68
68
65
59
56
53
47
37
27
21

Precipitation Amount (mm)

0.04
0.02
0.1
0.18
0.14
0.38
1.12
1.55
1.66
1.07
0.87
0.76
0.72
0.77
0.71
0.79
0.78
0.65
0.53
0.44
0.27
0.12
0.05
0.04

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
13
11
9
9
8
7
7
7
7
6
6
6
5
5
5
4
4
4
4
4
5
5
6

Feels Like (°C)

14
13
11
7
6
5
4
4
3
3
3
3
3
3
3
5
3
4
1
1
1
2
2
3

Dew Point (°C)

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

Relative Humidity (%)

41
47
62
77
80
84
87
89
90
91
91
92
92
93
94
96
96
94
92
89
87
82
77
72

Pressure (mb)

1010
1009
1007
1006
1005
1004
1002
1001
999
999
998
998
998
998
998
999
1000
1001
1002
1003
1004
1005
1005
1006

Ozone (du)

322
323
323
323
323
323
324
326
331
337
343
349
355
359
361
362
362
361
360
358
356
353
352
355

Wednesday 24

Waning Gibbous 65%

01:36

10:34

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
06 Bad
07 Bad
08 OK
09 OK
10 Bad
11 Bad
12 OK
13 Bad
14 Bad
15 Bad

Sun - Rise: 05:53, Set: 19:57, Transit: 12:56. Moon - Rise: 01:36, Set: 10:34. Civil Dark: 20:30 - 05:20. Nautical Dark: 21:10 - 04:40. Astro Dark: 21:54 - 03:55

Total Clouds (% Sky Obscured)

100
100
100
99
98
99
100
95
81
90
69
75
77
69
70
63
48
41
70
65
45
75
84
84

Low Clouds (% Sky Obscured)

100
100
100
99
98
99
100
93
65
58
58
73
68
69
70
62
48
36
21
16
0
0
0
0

Medium Clouds (% Sky Obscured)

94
65
57
7
2
2
0
0
0
0
0
0
0
0
0
0
0
2
31
3
9
73
73
13

High Clouds (% Sky Obscured)

1
0
0
0
0
0
0
21
46
76
27
6
29
0
0
5
0
7
51
58
40
9
45
82

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
Very Light Rain
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

Precipitation Probability (%)

19
16
16
12
7
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.04
0.04
0.03
0.01
0.01
0
0
0
0
0
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
9
9
8
7
6
5
5
5
4
4
4
3
3
3
2
2
2
2
3
3
4
5
6

Chance of Frost

Temperature (°C)

7
8
7
6
5
4
3
2
1
1
0
-0
-0
-1
-0
1
2
4
6
8
10
11
12
13

Feels Like (°C)

4
5
5
4
2
1
0
-1
-1
-2
-2
-2
-2
-1
-0
1
2
4
6
8
9
11
12
13

Dew Point (°C)

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

Relative Humidity (%)

68
65
66
69
75
78
83
86
86
85
83
84
85
86
86
85
79
72
62
56
52
50
47
45

Pressure (mb)

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

Ozone (du)

360
362
361
357
354
352
351
349
347
344
341
340
339
338
337
336
336
336
337
338
338
339
339
338

Thursday 25

Waning Gibbous 55%

02:20

11:30

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

Sun - Rise: 05:51, Set: 19:59, Transit: 12:55. Moon - Rise: 02:20, Set: 11:30. Civil Dark: 20:31 - 05:18. Nautical Dark: 21:11 - 04:38. Astro Dark: 21:56 - 03:53

Total Clouds (% Sky Obscured)

84
66
94
93
88
24
9
2
56
99
100
100
99
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
94
32
100
100

Medium Clouds (% Sky Obscured)

6
9
31
42
26
20
9
2
0
0
0
0
2
88
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

84
63
92
90
85
6
0
0
56
99
100
100
99
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

None
None
None
None
None
None
None
None
None
None
None
None
None
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 (%)

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

Precipitation Amount (mm)

0
0
0.01
0.04
0.07
0.06
0.03
0.02
0.01
0.01
0.01
0.01
0
0.01
0.01
0.01
0.01
0.01
0.02
0.03
0.03
0.04
0.07
0.11

Wind Speed/Direction (mph)

6
6
6
5
5
5
6
6
6
5
4
4
4
4
4
4
4
4
4
4
4
5
5
5

Chance of Frost

Temperature (°C)

14
14
13
11
9
8
7
6
6
5
5
5
4
4
4
5
6
8
10
12
13
14
14
15

Feels Like (°C)

14
14
13
11
8
6
5
4
4
4
4
3
3
2
3
3
5
7
10
12
13
14
14
15

Dew Point (°C)

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

Relative Humidity (%)

45
46
50
57
65
71
74
77
79
80
80
82
84
85
85
82
79
72
65
60
58
55
52
52

Pressure (mb)

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

Ozone (du)

338
337
337
338
338
338
338
338
337
335
334
335
336
337
338
338
339
340
342
343
344
345
346
348

Friday 26

Third Quarter 45%

02:58

12:29

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 05:49, Set: 20:00, Transit: 12:55. Moon - Rise: 02:58, Set: 12:29. Civil Dark: 20:33 - 05:17. Nautical Dark: 21:13 - 04:36. Astro Dark: 21:58 - 03:50

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)

100
100
100
100
99
99
99
99
99
99
49
49
49
49
49
49
100
100
100
100
100
100
99
99

Medium Clouds (% Sky Obscured)

100
100
100
100
84
84
84
84
84
84
83
83
83
83
83
83
20
20
20
20
20
20
100
100

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
99
99
99
99
99
99
0
0
0
0
0
0
97
97

ISS Passover

Visibility (miles)

10
10
10
8
6
6
7
8
8
8
9
4
7
8
9
9
9
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
Light Rain
Light Rain
Light Rain
Light Rain
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
Light Rain
Snow
Very Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

16
23
33
46
54
70
69
58
44
40
35
51
49
52
53
51
47
42
31
19
11
7
5
5

Precipitation Amount (mm)

0.17
0.22
0.28
0.4
0.51
0.64
0.52
0.43
0.34
0.26
0.24
0.38
0.45
0.53
0.6
0.66
0.66
0.58
0.45
0.33
0.2
0.09
0.04
0.03

Wind Speed/Direction (mph)

5
5
5
5
5
2
5
5
5
5
5
6
7
9
10
12
13
14
14
15
15
15
15
15

Chance of Frost

Temperature (°C)

14
14
12
11
10
7
6
5
5
4
4
5
5
4
4
3
3
3
4
4
5
7
7
7

Feels Like (°C)

14
14
12
11
9
7
4
3
3
2
2
3
2
1
-0
-1
-2
-2
-1
-0
1
3
4
3

Dew Point (°C)

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

Relative Humidity (%)

53
57
62
66
72
85
86
87
88
88
88
88
87
85
83
80
75
70
63
58
51
45
41
41

Pressure (mb)

1001
1001
1000
1000
1000
1000
1000
1000
999
998
997
996
995
996
996
997
998
999
1000
1001
1001
1001
1001
1002

Ozone (du)

350
352
353
354
357
362
369
375
381
386
391
395
399
402
404
406
408
410
412
414
417
420
420
411

Saturday 27

Waning Crescent 35%

03:30

13:30

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 05:48, Set: 20:01, Transit: 12:55. Moon - Rise: 03:30, Set: 13:30. Civil Dark: 20:34 - 05:15. Nautical Dark: 21:15 - 04:34. Astro Dark: 22:00 - 03:48

Total Clouds (% Sky Obscured)

100
100
100
100
87
87
87
87
87
87
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

99
99
99
99
87
87
87
87
87
87
13
13
13
13
13
13
44
44
44
44
44
44
0
0

Medium Clouds (% Sky Obscured)

100
100
100
100
2
2
2
2
2
2
1
1
1
1
1
1
70
70
70
70
70
70
99
99

High Clouds (% Sky Obscured)

97
97
97
97
0
0
0
0
0
0
100
100
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
7
4
2
2
1
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
Very Light Rain
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

4
5
6
7
7
5
3
2
2
2
2
2
1
2
2
3
5
6
6
8
17
30
39
48

Precipitation Amount (mm)

0.04
0.04
0.04
0.03
0.03
0.02
0.02
0.02
0.02
0.02
0.02
0.01
0.01
0.01
0.02
0.02
0.02
0.02
0.03
0.06
0.13
0.27
0.43
0.58

Wind Speed/Direction (mph)

15
15
13
11
10
10
10
10
9
9
9
8
7
6
6
6
4
4
5
7
8
8
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

43
45
47
49
51
53
54
56
59
61
62
64
65
67
64
60
55
52
49
48
51
55
59
62

Pressure (mb)

1003
1003
1004
1005
1006
1006
1007
1007
1008
1008
1008
1008
1008
1008
1008
1009
1008
1008
1008
1007
1007
1006
1006
1006

Ozone (du)

399
389
385
383
382
381
381
381
379
378
377
376
376
375
375
374
373
372
372
372
374
377
381
383

Sunday 28

Waning Crescent 26%

03:58

14:31

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

Sun - Rise: 05:46, Set: 20:03, Transit: 12:55. Moon - Rise: 03:58, Set: 14:31. Civil Dark: 20:36 - 05:13. Nautical Dark: 21:16 - 04:32. Astro Dark: 22:02 - 03:46

Total Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

99
99
99
99
0
0
0
0
0
0
0
0
0
0
0
0
95
95
95
95
95
95
89
89

High Clouds (% Sky Obscured)

100
100
100
100
0
0
0
0
0
0
0
0
0
0
0
0
95
95
95
95
95
95
90
90

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

48
48
44
37
28
27
27
24
21
15
10
9
8
5
4
3
4
4
0
0
0
0
0
0

Precipitation Amount (mm)

0.73
0.76
0.55
0.29
0.17
0.2
0.3
0.37
0.34
0.25
0.18
0.11
0.06
0.03
0.01
0.01
0.01
0.01
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
65
67
66
65
65
66
67
67
67
66
65
65
63
60
55
52
49
46
44
43
41
39
37

Pressure (mb)

1005
1005
1006
1007
1007
1008
1009
1010
1011
1011
1012
1014
1015
1016
1017
1018
1019
1020
1020
1020
1021
1021
1021
1021

Ozone (du)

386
389
391
392
394
397
400
402
403
403
404
407
410
414
421
430
436
441
444
446
447
448
450
451

Monday 29

Waning Crescent 18%

04:23

15:33

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 05:45, Set: 20:04, Transit: 12:55. Moon - Rise: 04:23, Set: 15:33. Civil Dark: 20:37 - 05:11. Nautical Dark: 21:18 - 04:30. Astro Dark: 22:04 - 03:43

Total Clouds (% Sky Obscured)

98
98
98
98
100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
99
99
99
88
88

Low Clouds (% Sky Obscured)

0
0
0
0
100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
99
99
99
86
86

Medium Clouds (% Sky Obscured)

89
89
89
89
100
100
100
100
100
100
71
71
71
71
71
71
2
2
2
2
2
2
85
85

High Clouds (% Sky Obscured)

90
90
90
90
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
2
2
2
2

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)

14
14
12
10
8
7
6
6
5
5
5
5
5
5
5
3
5
5
5
6
6
7
7
7

Chance of Frost

Temperature (°C)

7
7
6
4
3
2
1
-0
-1
-2
-2
-3
-3
-3
-2
-0
1
3
4
6
7
9
10
10

Feels Like (°C)

3
3
2
1
-0
-2
-3
-3
-4
-5
-5
-6
-6
-6
-5
-2
-1
1
2
4
5
7
8
10

Dew Point (°C)

-8
-8
-8
-8
-8
-9
-9
-10
-10
-11
-11
-11
-11
-11
-11
-10
-10
-9
-8
-8
-7
-6
-6
-5

Relative Humidity (%)

35
35
37
41
44
46
47
49
50
50
51
52
55
55
52
47
44
41
39
37
36
34
33
34

Pressure (mb)

1021
1022
1023
1023
1024
1025
1026
1027
1027
1028
1028
1029
1029
1030
1030
1030
1031
1031
1031
1030
1030
1029
1028
1028

Ozone (du)

452
455
459
464
467
466
463
459
455
449
443
437
430
425
421
418
416
412
408
404
402
399
396
391

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

Generated: 23/04/19 16:39:39. Forecast: 23/04/19 to 29/04/19. Timezone: UTC-4.00