Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 16

Waxing Crescent 31%

09:33

00:51

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

Sun - Rise: 05:13, Set: 20:14, Transit: 12:43. Moon - Rise: 09:33, Set: 00:51. Civil Dark: 20:49 - 04:38. Nautical Dark: 21:33 - 03:53. Astro Dark: 22:27 - 03:00

Total Clouds (% Sky Obscured)

94
89
2
0
0
3
9
21
13
2
0
6
9
32
27
19
26
26
21
99
99
91
99
92

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
1
2
2
2
0
3
6
26
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
1
0
0
3
9
13
9
2
0
5
7
15
26
16
25
26
9
4
2
11
17
9

High Clouds (% Sky Obscured)

94
89
2
0
0
0
0
9
2
0
0
1
2
2
5
6
2
2
16
99
99
90
99
91

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

Precipitation Probability (%)

4
3
4
3
2
3
0
0
2
3
3
3
7
7
7
5
7
10
10
10
10
9
6
3

Precipitation Amount (mm)

0.07
0.01
0.04
0.04
0.01
0.03
0
0
0.02
0.03
0.03
0.01
0.09
0.09
0.08
0.08
0.11
0.17
0.14
0.1
0.12
0.09
0.05
0.03

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
10
9
9
9
8
7
8
10
13
15
17
19
20
21
22
23
22
22
21
20
18
16
15

Feels Like (°C)

10
9
8
9
8
8
7
8
10
13
15
17
19
20
21
22
23
22
22
21
20
18
16
15

Dew Point (°C)

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

Relative Humidity (%)

86
90
92
88
88
93
96
97
95
89
81
71
64
58
54
48
45
47
49
53
59
66
70
72

Pressure (mb)

1023
1023
1023
1023
1023
1024
1024
1025
1025
1025
1025
1025
1024
1024
1023
1022
1022
1022
1022
1022
1022
1022
1023
1023

Ozone (du)

380
379
379
382
383
384
383
382
383
380
380
379
382
382
383
383
386
386
385
380
377
378
380
382

Monday 17

Waxing Crescent 41%

10:39

01:30

23 OK
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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 05:12, Set: 20:15, Transit: 12:43. Moon - Rise: 10:39, Set: 01:30. Civil Dark: 20:50 - 04:37. Nautical Dark: 21:35 - 03:52. Astro Dark: 22:29 - 02:58

Total Clouds (% Sky Obscured)

31
100
100
100
97
97
61
66
97
88
60
96
96
94
80
93
80
96
95
91
99
99
100
93

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
2
4
11
32
51
75
59
41
47
17
23
17
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

9
10
99
100
92
96
59
65
58
35
0
12
0
6
0
0
0
27
19
4
0
1
0
0

High Clouds (% Sky Obscured)

23
100
100
100
91
33
6
2
93
81
20
85
93
90
63
91
74
95
94
90
99
99
100
93

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
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
None
None

Precipitation Probability (%)

3
2
2
3
4
10
17
16
20
16
11
8
5
3
2
2
1
1
1
1
1
1
1
0

Precipitation Amount (mm)

0.02
0.01
0.01
0.03
0.04
0.25
0.37
0.3
0.35
0.33
0.21
0.11
0.04
0.03
0.02
0.04
0.03
0.02
0.02
0.02
0.01
0.01
0.01
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
13
12
12
12
12
12
12
13
13
15
16
17
19
20
21
22
23
22
21
20
18
17
15

Feels Like (°C)

14
13
12
12
12
12
12
12
13
13
15
16
17
19
20
21
22
23
22
21
20
18
17
15

Dew Point (°C)

9
9
8
8
8
9
9
9
11
12
13
13
13
13
13
13
12
10
10
11
11
11
11
9

Relative Humidity (%)

74
76
77
78
79
81
84
86
89
91
87
82
77
71
65
59
51
46
47
51
59
64
67
66

Pressure (mb)

1023
1023
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1022
1022
1021
1021
1021
1021
1021
1021
1022
1022

Ozone (du)

385
385
385
386
388
393
396
397
397
387
383
382
380
378
378
381
380
378
377
376
375
368
366
365

Tuesday 18

Waxing Crescent 52%

11:49

02:03

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

Sun - Rise: 05:11, Set: 20:16, Transit: 12:43. Moon - Rise: 11:49, Set: 02:03. Civil Dark: 20:51 - 04:36. Nautical Dark: 21:36 - 03:51. Astro Dark: 22:31 - 02:56

Total Clouds (% Sky Obscured)

1
2
10
90
85
54
81
32
70
65
42
41
47
3
21
13
13
13
13
13
13
6
6
6

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
5
2
1
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

1
2
10
48
85
50
41
31
10
8
1
9
2
3
21
10
10
10
10
10
10
6
6
6

High Clouds (% Sky Obscured)

0
0
0
81
0
8
69
2
66
62
42
36
45
0
0
2
2
2
2
2
2
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
1
1
0
1
1
1
1
1
0
1
1
0
0
1
1
1
3
1
4
5
5

Precipitation Amount (mm)

0
0
0
0.01
0.01
0
0.01
0.02
0.03
0.05
0.01
0
0.01
0.01
0
0
0.02
0.01
0.01
0.12
0.01
0.04
0.15
0.07

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
14
13
13
12
10
10
11
12
14
16
18
19
21
22
24
25
26
26
25
23
21
19
18

Feels Like (°C)

14
14
13
13
12
10
10
11
12
14
16
18
19
21
22
24
25
26
26
25
23
21
19
18

Dew Point (°C)

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

Relative Humidity (%)

66
66
67
70
73
77
79
78
77
71
63
55
52
50
52
47
46
45
47
53
60
68
72
73

Pressure (mb)

1023
1023
1023
1023
1023
1024
1024
1024
1024
1025
1025
1025
1025
1024
1024
1023
1023
1023
1023
1023
1023
1023
1024
1024

Ozone (du)

365
364
363
365
363
362
361
359
358
359
358
357
356
356
356
355
355
354
353
352
350
347
347
348

Wednesday 19

First Quarter 63%

13:01

02:31

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

Sun - Rise: 05:10, Set: 20:17, Transit: 12:44. Moon - Rise: 13:01, Set: 02:31. Civil Dark: 20:52 - 04:35. Nautical Dark: 21:38 - 03:49. Astro Dark: 22:33 - 02:54

Total Clouds (% Sky Obscured)

6
6
6
97
97
97
97
97
97
66
66
66
66
66
66
99
99
99
99
99
99
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
2
2
2
2
2
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

6
6
6
2
2
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
100
100
100

High Clouds (% Sky Obscured)

0
0
0
97
97
97
97
97
97
65
65
65
65
65
65
99
99
99
99
99
99
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

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
Very Light Rain
None
None

Precipitation Probability (%)

7
7
6
6
6
5
4
3
3
4
0
0
0
3
3
0
1
1
3
4
4
9
5
4

Precipitation Amount (mm)

0.12
0.12
0.1
0.12
0.11
0.08
0.07
0.04
0.04
0.03
0
0
0
0.01
0.05
0
0.01
0.01
0.02
0.02
0.03
0.11
0.06
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
16
15
15
15
14
14
15
17
19
20
22
24
25
26
28
29
28
27
26
23
20
19
18

Feels Like (°C)

17
16
15
15
15
14
14
15
17
19
20
22
24
25
26
29
29
29
28
26
24
21
19
18

Dew Point (°C)

12
11
11
11
12
12
12
13
15
17
17
17
17
17
17
17
16
16
16
17
18
17
17
16

Relative Humidity (%)

74
76
78
80
84
87
89
90
90
88
85
75
68
63
58
50
47
47
51
58
70
82
87
87

Pressure (mb)

1024
1025
1025
1025
1025
1026
1026
1026
1027
1027
1027
1027
1027
1026
1026
1025
1025
1025
1025
1025
1025
1025
1026
1026

Ozone (du)

348
348
349
348
349
349
351
350
348
347
350
351
352
351
351
352
353
353
353
353
351
344
342
341

Thursday 20

Waxing Gibbous 74%

14:16

02:55

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 05:09, Set: 20:18, Transit: 12:44. Moon - Rise: 14:16, Set: 02:55. Civil Dark: 20:53 - 04:34. Nautical Dark: 21:39 - 03:48. Astro Dark: 22:35 - 02:52

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
99
99
99
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
11
11
11
11
11
11
16
16
16
16
16
16
63
63
63
63
63
63
93
93
93

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
73
73
73
73
73
73
95
95
95

High Clouds (% Sky Obscured)

100
100
100
98
98
98
98
98
98
100
100
100
100
100
100
98
98
98
98
98
98
99
99
99

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
6
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

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
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

Precipitation Probability (%)

3
0
3
4
2
0
0
0
0
15
19
19
18
19
16
8
10
13
16
16
14
11
9
8

Precipitation Amount (mm)

0.01
0
0.01
0.02
0.01
0
0
0
0
0.1
0.16
0.23
0.26
0.23
0.16
0.13
0.16
0.26
0.31
0.24
0.13
0.07
0.04
0.04

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
17
17
16
15
15
15
15
17
18
19
21
22
22
23
27
27
27
27
26
25
24
24
24

Feels Like (°C)

17
17
17
16
15
15
15
15
17
18
20
21
22
22
23
28
28
28
28
26
25
25
24
24

Dew Point (°C)

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

Relative Humidity (%)

86
87
87
88
91
93
95
97
95
92
88
82
76
78
76
58
57
57
59
61
64
68
70
71

Pressure (mb)

1026
1026
1026
1026
1026
1026
1026
1026
1027
1027
1026
1026
1025
1025
1024
1024
1023
1022
1022
1021
1021
1021
1021
1021

Ozone (du)

340
338
337
338
337
337
337
337
337
336
337
338
338
339
339
339
339
339
340
341
343
345
346
346

Friday 21

Waxing Gibbous 84%

15:32

03:18

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 05:08, Set: 20:19, Transit: 12:44. Moon - Rise: 15:32, Set: 03:18. Civil Dark: 20:55 - 04:33. Nautical Dark: 21:41 - 03:47. Astro Dark: 22:37 - 02:50

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
98
98
98
98
98
56
56
56

Low Clouds (% Sky Obscured)

93
93
93
100
100
100
100
100
100
100
100
100
100
100
100
98
98
98
98
98
98
19
19
19

Medium Clouds (% Sky Obscured)

95
95
95
55
55
55
55
55
55
18
18
18
18
18
18
3
3
3
3
3
3
41
41
41

High Clouds (% Sky Obscured)

99
99
99
56
56
56
56
56
56
88
88
88
88
88
88
0
0
0
0
0
0
19
19
19

ISS Passover

Visibility (miles)

10
10
10
10
10
9
8
7
6
5
3
1
0
2
5
7
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
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
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

10
21
40
51
48
37
29
26
23
23
20
15
10
6
4
4
5
6
8
7
5
4
3
2

Precipitation Amount (mm)

0.05
0.21
0.69
1.1
0.91
0.51
0.29
0.22
0.2
0.2
0.16
0.1
0.07
0.05
0.04
0.04
0.07
0.13
0.17
0.14
0.09
0.05
0.03
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
22
21
20
19
19
19
19
19
20
21
22
22
23
24
25
26
27
27
27
25
24
23
21

Feels Like (°C)

24
23
21
20
20
20
20
20
20
21
22
23
23
24
24
25
27
29
29
28
26
25
23
22

Dew Point (°C)

18
19
19
19
19
19
19
19
19
20
21
22
22
22
22
22
22
22
21
21
21
21
21
20

Relative Humidity (%)

74
81
90
96
99
100
100
100
100
100
100
100
100
98
92
86
78
72
70
73
78
84
89
93

Pressure (mb)

1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1018
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

346
346
345
344
343
341
340
339
338
337
338
339
340
340
339
337
336
336
334
334
333
331
329
327

Saturday 22

Waxing Gibbous 92%

16:51

03:42

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 05:07, Set: 20:20, Transit: 12:44. Moon - Rise: 16:51, Set: 03:42. Civil Dark: 20:56 - 04:32. Nautical Dark: 21:42 - 03:45. Astro Dark: 22:39 - 02:48

Total Clouds (% Sky Obscured)

56
56
56
100
100
100
100
100
100
99
99
99
99
99
99
77
77
77
77
77
77
91
91
91

Low Clouds (% Sky Obscured)

19
19
19
100
100
100
100
100
100
98
98
98
98
98
98
72
72
72
72
72
72
12
12
12

Medium Clouds (% Sky Obscured)

41
41
41
2
2
2
2
2
2
0
0
0
0
0
0
18
18
18
18
18
18
17
17
17

High Clouds (% Sky Obscured)

19
19
19
91
91
91
91
91
91
64
64
64
64
64
64
20
20
20
20
20
20
89
89
89

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
6

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

Precipitation Probability (%)

1
1
1
1
1
0
0
0
0
0
2
3
4
3
3
4
5
10
16
17
17
19
19
17

Precipitation Amount (mm)

0.01
0.01
0.01
0.01
0.01
0
0
0
0
0
0.01
0.05
0.09
0.07
0.04
0.04
0.1
0.24
0.34
0.24
0.17
0.21
0.23
0.21

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
19
19
18
17
17
17
18
19
21
22
23
23
24
25
26
28
28
28
27
26
24
24
23

Feels Like (°C)

21
20
19
19
18
17
17
18
20
21
23
23
24
25
26
28
30
31
31
29
26
25
24
24

Dew Point (°C)

19
19
19
18
17
17
17
18
19
21
22
22
22
22
22
22
22
22
22
21
21
21
21
21

Relative Humidity (%)

96
97
99
100
100
100
100
100
100
100
100
99
95
90
85
78
72
67
67
70
76
81
86
88

Pressure (mb)

1017
1017
1017
1016
1017
1017
1016
1016
1017
1017
1017
1017
1017
1016
1015
1015
1014
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

324
322
319
317
316
315
315
314
314
313
311
309
307
305
304
303
302
302
302
303
304
305
306
307

Forecast for Sherbrooke, La Région-Sherbrookoise, CA (45.37,-71.85)

Generated: 16/05/21 23:51:59. Forecast: 16/05/21 to 22/05/21. Timezone: UTC-4.00