Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 5

Waxing Gibbous 94%

16:22

05:34

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

Sun - Rise: 06:24, Set: 19:28, Transit: 12:56. Moon - Rise: 16:22, Set: 05:34. Civil Dark: 19:59 - 05:54. Nautical Dark: 20:35 - 05:17. Astro Dark: 21:13 - 04:37

Total Clouds (% Sky Obscured)

98
93
87
96
99
100
100
100
100
100
100
100
94
48
20
1
10
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

1
0
4
19
31
98
100
100
95
100
100
100
91
15
9
0
1
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

98
93
87
96
99
100
100
99
100
100
100
100
89
47
18
1
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
0
0
0
0
16
13
9
1
0
0
0
0
0
0
0
10
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

Precipitation Type

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

Precipitation Probability (%)

16
13
15
9
9
15
20
26
28
36
24
23
18
12
9
4
2
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.09
0.02
0.03
0.03
0.03
0.07
0.11
0.14
0.12
0.2
0.13
0.11
0.07
0.06
0.05
0.01
0.01
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
70
70
76
81
79
78
79
81
84
84
85
86
84
83
81
81
80
78
76
75
74
74
74

Pressure (mb)

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

Ozone (du)

339
339
339
340
341
344
347
352
357
363
370
378
385
392
398
403
405
405
406
407
407
408
408
408

Monday 6

Waxing Gibbous 99%

17:43

06:04

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

Sun - Rise: 06:22, Set: 19:30, Transit: 12:56. Moon - Rise: 17:43, Set: 06:04. Civil Dark: 20:00 - 05:52. Nautical Dark: 20:36 - 05:15. Astro Dark: 21:15 - 04:34

Total Clouds (% Sky Obscured)

46
81
0
3
9
0
0
22
14
0
0
65
45
64
2
34
42
39
18
34
55
37
9
0

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)

0
0
0
0
0
0
0
5
0
0
0
65
45
64
1
0
2
34
17
34
55
37
9
0

High Clouds (% Sky Obscured)

46
81
0
3
9
0
0
19
14
0
0
0
0
0
0
34
41
34
2
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
2
2
0
0
0
0
0
0
0
0
0
0
0
1
2
2
2
2
2
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
73
73
71
68
65
62
58
53
49
45
42
41
43
49
55
59
63
66
68
70
72
74
76

Pressure (mb)

1019
1019
1020
1020
1020
1019
1019
1018
1017
1017
1016
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014

Ozone (du)

408
410
413
415
416
417
418
420
422
423
422
421
419
418
417
415
414
412
411
412
413
416
419
422

Tuesday 7

Full Moon 100%

19:04

06:32

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

Sun - Rise: 06:20, Set: 19:31, Transit: 12:56. Moon - Rise: 19:04, Set: 06:32. Civil Dark: 20:01 - 05:50. Nautical Dark: 20:38 - 05:13. Astro Dark: 21:17 - 04:32

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
42
72
24
84
74
31
1
0
0
0
0
0
0
0
20
20
20

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
42
39
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
7
70
24
84
74
31
1
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
20
20
20

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
76
75
74
70
65
59
52
46
42
40
40
42
47
55
62
66
69
70
71
73
74
76
77

Pressure (mb)

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

Ozone (du)

426
428
430
432
435
438
440
440
438
436
432
428
423
419
416
413
410
407
405
407
410
411
407
402

Wednesday 8

Waning Gibbous 98%

20:26

07:00

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

Sun - Rise: 06:18, Set: 19:32, Transit: 12:55. Moon - Rise: 20:26, Set: 07:00. Civil Dark: 20:03 - 05:48. Nautical Dark: 20:39 - 05:11. Astro Dark: 21:18 - 04:30

Total Clouds (% Sky Obscured)

20
20
20
99
99
99
99
99
99
91
91
91
91
91
91
62
62
62
62
62
62
100
100
100

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)

0
0
0
99
99
99
99
99
99
91
91
91
91
91
91
62
62
62
62
62
62
69
69
69

High Clouds (% Sky Obscured)

20
20
20
83
83
83
83
83
83
0
0
0
0
0
0
0
0
0
0
0
0
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
2
6
0
0
0
4
3
3
3
3
3
3
3
2
1
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.01
0.02
0
0
0
0.01
0.01
0.01
0.02
0.03
0.04
0.03
0.02
0.01
0.01
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
78
78
76
72
66
61
57
55
55
52
58
64
68
70
71
72
74
75
77
79
82
85
86

Pressure (mb)

1007
1007
1007
1007
1006
1006
1005
1005
1004
1004
1003
1002
1002
1003
1003
1004
1004
1004
1004
1004
1003
1002
1002
1001

Ozone (du)

398
398
399
399
399
398
396
394
390
387
383
380
377
375
375
374
373
373
372
371
369
368
369
370

Thursday 9

Waning Gibbous 93%

21:47

07:29

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:16, Set: 19:34, Transit: 12:55. Moon - Rise: 21:47, Set: 07:29. Civil Dark: 20:04 - 05:46. Nautical Dark: 20:41 - 05:09. Astro Dark: 21:20 - 04:28

Total Clouds (% Sky Obscured)

100
100
100
98
98
98
98
98
98
100
100
100
100
100
100
82
82
82
82
82
82
99
99
99

Low Clouds (% Sky Obscured)

0
0
0
38
38
38
38
38
38
63
63
63
63
63
63
8
8
8
8
8
8
99
99
99

Medium Clouds (% Sky Obscured)

69
69
69
96
96
96
96
96
96
100
100
100
100
100
100
80
80
80
80
80
80
29
29
29

High Clouds (% Sky Obscured)

100
100
100
94
94
94
94
94
94
100
100
100
100
100
100
38
38
38
38
38
38
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
9
7
9
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
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
2
8
15
30
45
41
38
34
29
22
16
14
12
12
12
16
22
19
15
11
11
9

Precipitation Amount (mm)

0
0
0.01
0.02
0.05
0.1
0.18
0.42
0.9
1.23
0.95
0.51
0.3
0.23
0.2
0.2
0.26
0.38
0.43
0.33
0.2
0.1
0.05
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
89
90
91
91
91
90
87
84
81
72
62
55
56
60
66
69
73
76
80
84
89
94
99

Pressure (mb)

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

Ozone (du)

371
371
371
372
374
378
384
393
404
413
417
418
421
424
429
433
436
439
442
444
446
448
449
450

Friday 10

Waning Gibbous 85%

23:05

08:01

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
00 Bad
01 Bad
02 OK
03 OK
04 OK

Sun - Rise: 06:15, Set: 19:35, Transit: 12:55. Moon - Rise: 23:05, Set: 08:01. Civil Dark: 20:05 - 05:44. Nautical Dark: 20:42 - 05:07. Astro Dark: 21:22 - 04:25

Total Clouds (% Sky Obscured)

99
99
99
98
98
98
98
98
98
100
100
100
100
100
100
88
88
88
88
88
88
27
27
27

Low Clouds (% Sky Obscured)

99
99
99
98
98
98
98
98
98
100
100
100
100
100
100
9
9
9
9
9
9
0
0
0

Medium Clouds (% Sky Obscured)

29
29
29
21
21
21
21
21
21
40
40
40
40
40
40
87
87
87
87
87
87
27
27
27

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
91
91
91
91
91
91
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
8
3
0
3
8
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
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

Precipitation Probability (%)

9
9
10
13
16
17
17
14
13
10
9
10
9
9
7
4
3
0
0
2
2
2
2
1

Precipitation Amount (mm)

0.01
0.02
0.02
0.04
0.06
0.08
0.1
0.08
0.06
0.05
0.11
0.24
0.32
0.23
0.1
0.05
0.02
0
0
0.01
0.01
0.01
0.01
0.01

Wind Speed/Direction (mph)

14
14
13
13
14
14
14
15
15
15
15
15
15
14
13
12
13
13
13
13
13
13
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
100
100
99
97
93
87
80
72
61
53
47
47
52
61
68
74
78
81
82
83
84
83
83

Pressure (mb)

994
994
994
994
994
994
994
994
994
994
994
994
994
995
996
997
997
998
999
1000
1000
1001
1001
1002

Ozone (du)

451
450
449
447
445
443
442
441
441
441
441
441
440
439
438
437
436
435
435
435
435
434
431
427

Saturday 11

Waning Gibbous 76%

00:19

08:38

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

Sun - Rise: 06:13, Set: 19:36, Transit: 12:54. Moon - Rise: 00:19, Set: 08:38. Civil Dark: 20:07 - 05:42. Nautical Dark: 20:44 - 05:05. Astro Dark: 21:24 - 04:23

Total Clouds (% Sky Obscured)

27
27
27
52
52
52
52
52
52
100
100
100
100
100
100
0
0
0
0
0
0
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
95
95
95
95
95
95
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

27
27
27
52
52
52
52
52
52
100
100
100
100
100
100
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
100
100
100

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
7
6
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

0.01
0
0
0
0
0
0
0
0.02
0.04
0.04
0.03
0.03
0.02
0.01
0.01
0
0.01
0.01
0.01
0.01
0.01
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
82
82
82
79
73
67
61
55
52
50
51
54
59
63
67
72
78
82
84
84
84
85
84

Pressure (mb)

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

Ozone (du)

425
424
425
424
423
420
418
417
416
416
416
417
418
418
419
419
419
419
418
416
414
413
414
416

Forecast for Montreal, Montreal, CA (45.50,-73.57)

Generated: 05/04/20 05:59:53. Forecast: 05/04/20 to 11/04/20. Timezone: UTC-4.00