Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 23

Waning Gibbous 74%

00:39

09:41

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

Sun - Rise: 05:53, Set: 19:53, Transit: 12:53. Moon - Rise: 00:39, Set: 09:41. Civil Dark: 20:24 - 05:21. Nautical Dark: 21:04 - 04:42. Astro Dark: 21:47 - 03:58

Total Clouds (% Sky Obscured)

100
98
99
98
52
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
31
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

100
85
96
92
30
73
95
99
100
100
100
99
100
37
16
12
38
84
79
96
94
100
100
100

High Clouds (% Sky Obscured)

98
98
98
95
41
100
100
100
99
27
100
53
0
0
0
0
0
0
0
0
0
0
0
3

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
2
5
11
26
50
75
84
84
78
74
68
60
49
45
41
38
47
54
57
57
51
39

Precipitation Amount (mm)

0
0
0
0.04
0.05
0.16
0.74
0.78
1.45
1.33
2.04
1.73
0.78
0.43
0.23
0.13
0.13
0.18
0.3
0.54
0.69
0.54
0.3
0.15

Wind Speed/Direction (mph)

12
12
13
13
12
12
12
13
13
12
9
6
7
12
13
15
15
14
12
11
11
10
12
12

Chance of Frost

Temperature (°C)

15
15
15
15
14
13
12
11
11
11
11
11
11
10
9
9
8
7
7
8
8
7
7
7

Feels Like (°C)

15
15
15
15
14
13
12
11
11
11
11
11
11
7
6
5
4
3
4
5
5
5
4
4

Dew Point (°C)

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

Relative Humidity (%)

52
52
54
59
66
71
77
82
86
88
89
90
90
90
89
88
88
88
88
88
87
87
85
81

Pressure (mb)

1011
1010
1009
1008
1007
1005
1004
1003
1002
1000
999
998
998
998
999
999
999
1000
1000
1001
1002
1003
1003
1004

Ozone (du)

320
322
323
323
322
322
322
323
324
328
333
340
347
355
362
366
369
370
369
366
363
361
359
359

Wednesday 24

Waning Gibbous 65%

01:31

10:33

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

Sun - Rise: 05:51, Set: 19:54, Transit: 12:53. Moon - Rise: 01:31, Set: 10:33. Civil Dark: 20:26 - 05:19. Nautical Dark: 21:05 - 04:40. Astro Dark: 21:49 - 03:56

Total Clouds (% Sky Obscured)

100
98
99
100
100
99
95
79
79
66
57
60
57
43
41
50
52
48
41
51
79
100
81
84

Low Clouds (% Sky Obscured)

100
97
98
100
100
98
95
78
78
59
54
52
45
43
40
41
46
39
31
26
70
99
68
16

Medium Clouds (% Sky Obscured)

100
97
95
91
86
59
43
14
5
5
5
2
2
1
0
0
0
0
0
0
7
2
2
21

High Clouds (% Sky Obscured)

47
15
2
0
0
0
0
0
2
19
13
18
23
1
3
17
14
16
14
34
30
37
39
78

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

Precipitation Probability (%)

30
22
17
14
9
7
4
0
0
0
0
3
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.09
0.06
0.04
0.03
0.02
0.01
0.01
0
0
0
0
0.01
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
6
8
8
7
6
5
4
3
2
2
2
1
0
0
1
2
3
6
7
9
9
11
12

Dew Point (°C)

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

Relative Humidity (%)

75
70
65
64
66
69
71
73
76
77
78
79
81
83
84
83
80
77
72
66
62
59
57
54

Pressure (mb)

1005
1006
1007
1008
1009
1010
1010
1011
1012
1012
1012
1012
1012
1013
1013
1013
1014
1014
1014
1014
1013
1013
1012
1012

Ozone (du)

360
363
365
363
360
357
355
353
351
348
345
342
341
341
340
340
339
338
338
338
338
338
338
338

Thursday 25

Waning Gibbous 55%

02:16

11:30

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

Sun - Rise: 05:50, Set: 19:55, Transit: 12:53. Moon - Rise: 02:16, Set: 11:30. Civil Dark: 20:27 - 05:18. Nautical Dark: 21:07 - 04:38. Astro Dark: 21:51 - 03:54

Total Clouds (% Sky Obscured)

81
21
83
89
81
65
53
7
12
88
98
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
10
70
100
100
100

Medium Clouds (% Sky Obscured)

0
1
0
6
1
0
0
0
0
0
0
2
84
38
81
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

81
20
83
88
81
65
53
7
12
88
98
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
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
Very Light Rain
Very Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
1
1
2
1
1
0
0
0
2
2
3
4
5
5
6
9
19
30

Precipitation Amount (mm)

0
0
0
0
0
0
0.01
0.04
0.06
0.04
0.02
0
0
0
0.01
0.01
0.01
0.01
0.01
0.02
0.03
0.12
0.37
0.62

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
14
15
14
13
11
9
8
7
6
6
5
4
4
3
3
3
4
5
8
11
12
12
13

Dew Point (°C)

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

Relative Humidity (%)

51
48
47
49
54
61
66
70
72
75
77
78
80
81
82
82
82
80
75
70
66
66
66
65

Pressure (mb)

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

Ozone (du)

338
338
338
338
338
338
338
339
338
337
336
335
335
336
337
337
336
336
336
335
336
337
339
341

Friday 26

Third Quarter 45%

02:54

12:29

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

Sun - Rise: 05:48, Set: 19:56, Transit: 12:53. Moon - Rise: 02:54, Set: 12:29. Civil Dark: 20:29 - 05:16. Nautical Dark: 21:09 - 04:36. Astro Dark: 21:53 - 03:51

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
100
100
100
100
100
100
100
83
83
83
83
83
83
100
100
100
100
100
100
98

Medium Clouds (% Sky Obscured)

100
100
100
100
100
81
81
81
81
81
81
59
59
59
59
59
59
15
15
15
15
15
15
100

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
0
0
0
0
0
0
100

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
9
9
6
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

Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

35
36
38
42
48
55
57
54
62
50
42
35
47
49
53
59
58
54
50
44
37
23
16
12

Precipitation Amount (mm)

0.64
0.51
0.41
0.39
0.44
0.51
0.37
0.35
0.36
0.36
0.35
0.33
0.45
0.48
0.55
0.51
0.43
0.39
0.46
0.59
0.65
0.53
0.35
0.21

Wind Speed/Direction (mph)

6
6
6
6
5
5
6
5
7
7
7
8
8
10
14
14
15
19
19
20
20
17
18
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
14
13
13
12
9
8
7
7
6
6
7
6
4
2
1
-1
-0
0
1
3
4
5

Dew Point (°C)

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

Relative Humidity (%)

64
63
64
67
73
78
86
85
84
83
82
81
84
86
87
87
85
82
75
67
61
56
51
47

Pressure (mb)

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

Ozone (du)

343
345
347
349
350
353
357
363
369
376
384
392
397
402
406
409
410
412
413
413
414
419
424
425

Saturday 27

Waning Crescent 35%

03:26

13:29

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

Sun - Rise: 05:47, Set: 19:58, Transit: 12:53. Moon - Rise: 03:26, Set: 13:29. Civil Dark: 20:30 - 05:14. Nautical Dark: 21:10 - 04:34. Astro Dark: 21:55 - 03:49

Total Clouds (% Sky Obscured)

100
100
100
100
100
95
95
95
95
95
95
100
100
100
100
100
100
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

98
98
98
98
98
95
95
95
95
95
95
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

100
100
100
100
100
64
64
64
64
64
64
0
0
0
0
0
0
100
100
100
100
100
100
99

High Clouds (% Sky Obscured)

100
100
100
100
100
0
0
0
0
0
0
100
100
100
100
100
100
100
100
100
100
100
100
97

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
6
3
4
8
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
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 (%)

8
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
5
7
11
16
21
22
41

Precipitation Amount (mm)

0.1
0.03
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.01
0.01
0.03
0.08
0.14
0.23
0.36

Wind Speed/Direction (mph)

19
18
21
19
17
15
14
13
13
10
11
12
10
10
10
10
8
9
10
11
12
14
15
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

46
45
45
45
47
48
49
50
52
54
55
57
59
62
62
61
59
56
54
52
51
53
56
59

Pressure (mb)

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

Ozone (du)

417
404
394
389
387
386
384
383
382
381
379
378
378
378
378
377
376
374
372
369
368
368
370
371

Sunday 28

Waning Crescent 26%

03:55

14:30

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

Sun - Rise: 05:45, Set: 19:59, Transit: 12:53. Moon - Rise: 03:55, Set: 14:30. Civil Dark: 20:32 - 05:13. Nautical Dark: 21:12 - 04:32. Astro Dark: 21:57 - 03:47

Total Clouds (% Sky Obscured)

99
99
99
99
99
0
0
0
0
0
0
0
0
0
0
0
0
90
90
90
90
90
90
99

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
99
0
0
0
0
0
0
0
0
0
0
0
0
83
83
83
83
83
83
81

High Clouds (% Sky Obscured)

97
97
97
97
97
0
0
0
0
0
0
0
0
0
0
0
0
61
61
61
61
61
61
99

ISS Passover

Visibility (miles)

7
3
0
0
0
0
0
0
0
0
0
1
1
2
3
5
7
9
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

63
72
70
71
73
72
66
58
48
38
29
18
12
9
7
4
4
3
3
0
0
0
0
0

Precipitation Amount (mm)

0.57
0.86
1.09
1.16
1.12
1.05
0.98
0.87
0.74
0.58
0.41
0.27
0.18
0.11
0.06
0.04
0.03
0.02
0.01
0
0
0
0
0

Wind Speed/Direction (mph)

10
17
18
17
16
15
15
15
16
16
16
16
16
15
14
15
15
15
16
17
18
18
18
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
66
67
68
67
67
67
67
67
66
65
65
66
67
67
66
63
60
57
56
56
55
52
49

Pressure (mb)

1005
1004
1004
1004
1005
1006
1006
1007
1008
1009
1010
1011
1012
1014
1015
1017
1018
1019
1020
1020
1020
1021
1021
1021

Ozone (du)

373
374
376
379
383
387
393
400
405
407
407
407
409
412
416
423
431
438
443
446
449
451
452
453

Monday 29

Waning Crescent 18%

04:20

No Set

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

Sun - Rise: 05:44, Set: 20:00, Transit: 12:53. Moon - Rise: 04:20, Set: No Set. Civil Dark: 20:33 - 05:11. Nautical Dark: 21:13 - 04:30. Astro Dark: 21:59 - 03:44

Total Clouds (% Sky Obscured)

99
99
99
99
99
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
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
97

Medium Clouds (% Sky Obscured)

81
81
81
81
81
100
100
100
100
100
100
9
9
9
9
9
9
19
19
19
19
19
19
100

High Clouds (% Sky Obscured)

99
99
99
99
99
4
4
4
4
4
4
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
0
3
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
0.01
0.01
0.01

Wind Speed/Direction (mph)

18
18
17
13
9
10
9
9
8
6
7
7
7
3
7
6
6
7
8
9
10
10
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

46
44
43
43
45
48
50
53
55
55
55
55
56
56
57
57
56
54
51
47
45
44
44
42

Pressure (mb)

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

Ozone (du)

454
455
457
461
467
469
464
456
448
443
439
435
430
426
422
419
417
415
411
408
405
402
398
394

Forecast for Mirabel, Mirabel, CA (45.63,-73.99)

Generated: 23/04/19 15:58:07. Forecast: 23/04/19 to 29/04/19. Timezone: UTC-4.00