Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 21

Waning Gibbous 96%

19:51

07:53

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
23 Bad

Sun - Rise: 06:29, Set: 17:05, Transit: 11:47. Moon - Rise: 19:51, Set: 07:53. Civil Dark: 17:37 - 05:57. Nautical Dark: 18:14 - 05:21. Astro Dark: 18:50 - 04:45

Total Clouds (% Sky Obscured)

9
2
92
98
100
99
100
100
100
100
100
100
100
98
99
100
100
98
97
98
97
98
77
54

Low Clouds (% Sky Obscured)

2
0
0
0
0
0
0
2
40
99
98
98
99
97
99
100
99
98
96
97
97
98
77
54

Medium Clouds (% Sky Obscured)

9
0
13
84
100
98
100
100
100
100
100
100
100
98
98
91
93
95
91
86
18
0
0
0

High Clouds (% Sky Obscured)

0
2
92
98
100
99
100
66
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
9
3
1
1
0
1
1
1
1
1
1
2
3
4
5
6
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

Precipitation Type

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

Precipitation Probability (%)

3
0
4
5
5
7
10
16
22
32
32
34
40
41
36
36
24
19
12
9
6
4
0
0

Precipitation Amount (mm)

0.02
0
0.03
0.05
0.04
0.06
0.1
0.17
0.28
0.63
0.67
0.8
0.76
0.67
0.51
0.5
0.3
0.25
0.18
0.12
0.06
0.02
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-13
-14
-13
-13
-13
-12
-12
-12
-11
-10
-8
-7
-6
-5
-5
-6
-6
-7
-8
-9
-10
-11
-12
-13

Feels Like (°C)

-19
-20
-20
-19
-19
-19
-18
-17
-17
-15
-14
-13
-11
-10
-10
-11
-11
-13
-15
-16
-17
-17
-18
-18

Dew Point (°C)

-17
-17
-17
-17
-18
-18
-16
-15
-14
-12
-11
-10
-9
-8
-8
-8
-8
-9
-10
-11
-12
-13
-14
-14

Relative Humidity (%)

72
77
76
75
65
66
71
75
78
83
84
84
83
83
83
84
85
86
86
86
87
89
90
90

Pressure (mb)

1023
1022
1021
1020
1018
1017
1016
1015
1014
1012
1010
1008
1006
1005
1004
1004
1004
1005
1006
1007
1009
1010
1012
1013

Ozone (du)

351
350
349
347
327
326
325
326
328
331
334
338
341
345
349
353
355
353
349
346
346
348
350
352

Friday 22

Waning Gibbous 90%

21:09

08:20

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

Sun - Rise: 06:27, Set: 17:07, Transit: 11:47. Moon - Rise: 21:09, Set: 08:20. Civil Dark: 17:39 - 05:55. Nautical Dark: 18:15 - 05:19. Astro Dark: 18:51 - 04:43

Total Clouds (% Sky Obscured)

17
34
30
13
12
8
2
0
0
17
31
31
60
59
77
75
9
2
0
0
1
0
2
0

Low Clouds (% Sky Obscured)

17
33
29
13
9
7
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
1
6
0
8
2
0
0
0
0
0
0
0
6
16
27
9
2
0
0
1
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
17
31
31
60
59
77
74
6
0
0
0
0
0
2
0

ISS Passover

Visibility (miles)

6
6
7
8
8
8
7
8
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
4
4
0
0
0
0
0
0
0
0
0
1
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-19
-20
-20
-20
-20
-20
-19
-19
-18
-17
-17
-15
-14
-13
-13
-12
-13
-14
-17
-19
-20
-20
-21
-21

Dew Point (°C)

-15
-16
-16
-16
-15
-15
-15
-14
-14
-14
-14
-14
-14
-14
-13
-13
-13
-13
-14
-15
-16
-17
-17
-18

Relative Humidity (%)

89
88
87
86
84
85
85
84
81
77
73
69
64
61
61
63
67
71
76
78
79
78
77
78

Pressure (mb)

1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1024
1025
1025
1025
1026
1026
1027
1028
1028
1029
1029
1030

Ozone (du)

353
355
357
358
361
365
370
373
376
377
378
379
379
380
384
389
396
403
410
416
420
421
422
422

Saturday 23

Waning Gibbous 81%

22:24

08:46

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 Good
13 Good
14 Good
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 06:25, Set: 17:09, Transit: 11:47. Moon - Rise: 22:24, Set: 08:46. Civil Dark: 17:40 - 05:54. Nautical Dark: 18:17 - 05:17. Astro Dark: 18:53 - 04:41

Total Clouds (% Sky Obscured)

0
3
0
0
0
0
0
15
64
52
76
48
3
0
6
53
80
91
66
87
94
95
91
66

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
2
2
0
0
0
0
23
74
64
77
75
59
20
1

Medium Clouds (% Sky Obscured)

0
3
0
0
0
0
0
0
3
36
76
48
3
0
6
53
80
90
38
28
20
0
0
14

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
15
63
35
0
0
0
0
0
0
0
0
0
43
75
89
88
64

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
7
5
4
3
4

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 (%)

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

Precipitation Amount (mm)

0.01
0.01
0.01
0.01
0.01
0
0
0.01
0.01
0.03
0.04
0.05
0.07
0.07
0.05
0.02
0.01
0
0
0
0.01
0.02
0.02
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-15
-15
-16
-16
-16
-16
-15
-14
-13
-11
-10
-9
-8
-7
-7
-6
-6
-7
-9
-10
-10
-10
-10
-11

Feels Like (°C)

-22
-22
-22
-22
-22
-22
-21
-21
-19
-18
-16
-15
-14
-13
-12
-12
-12
-13
-14
-15
-15
-14
-14
-15

Dew Point (°C)

-18
-18
-19
-19
-19
-18
-18
-17
-16
-15
-14
-13
-12
-12
-11
-10
-10
-10
-11
-11
-11
-12
-12
-12

Relative Humidity (%)

78
79
80
81
81
80
78
77
76
75
74
73
72
72
72
74
77
82
86
88
89
89
89
88

Pressure (mb)

1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1029
1029
1028
1027
1027
1027
1027
1027
1027
1027
1028
1028
1028
1028

Ozone (du)

421
420
419
419
419
418
416
415
415
415
415
415
415
415
414
413
412
409
405
403
402
402
400
394

Sunday 24

Waning Gibbous 72%

23:37

09:13

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

Sun - Rise: 06:23, Set: 17:10, Transit: 11:47. Moon - Rise: 23:37, Set: 09:13. Civil Dark: 17:42 - 05:52. Nautical Dark: 18:18 - 05:15. Astro Dark: 18:54 - 04:39

Total Clouds (% Sky Obscured)

10
0
0
0
0
0
0
9
9
9
9
9
9
100
100
100
100
100
100
100
100
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
28
28
28
28
28

Medium Clouds (% Sky Obscured)

9
0
0
0
0
0
0
8
8
8
8
8
8
89
89
89
89
89
89
100
100
100
100
100

High Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
0
0
0
100
100
100
100
100
100
91
91
91
91
91

ISS Passover

Visibility (miles)

6
7
8
10
10
10
10
10
10
10
10
10
6
2
2
1
0
0
0
0
0
1
1
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
None
None
None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

2
0
0
0
0
0
0
0
0
0
0
10
21
24
25
41
44
44
45
44
40
39
39
36

Precipitation Amount (mm)

0.01
0
0
0
0
0
0
0
0
0
0
0.06
0.32
0.66
0.33
0.75
1.2
1.51
1.74
1.85
1.75
1.51
1.28
1.07

Wind Speed/Direction (mph)

4
5
5
6
6
7
7
8
9
11
12
13
15
16
14
14
14
15
16
16
16
15
14
13

Chance of Frost

Temperature (°C)

-11
-11
-12
-12
-12
-12
-12
-12
-10
-8
-6
-5
-4
-4
-1
-2
-3
-3
-3
-3
-3
-3
-3
-4

Feels Like (°C)

-15
-16
-17
-17
-18
-18
-19
-18
-17
-15
-13
-12
-11
-11
-8
-8
-9
-10
-10
-10
-10
-10
-10
-10

Dew Point (°C)

-13
-13
-13
-13
-14
-14
-14
-13
-12
-11
-9
-8
-8
-7
-5
-5
-6
-6
-6
-6
-6
-6
-6
-7

Relative Humidity (%)

88
87
88
89
90
90
90
88
84
80
78
77
77
77
74
78
81
82
82
81
80
79
79
79

Pressure (mb)

1028
1028
1027
1027
1026
1026
1025
1024
1023
1021
1019
1017
1014
1012
1011
1009
1008
1006
1004
1002
1000
999
997
995

Ozone (du)

386
378
368
357
349
343
339
335
331
326
322
319
316
314
312
311
311
313
316
320
325
331
336
340

Monday 25

Waning Gibbous 61%

No Rise

09:43

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
23 Bad

Sun - Rise: 06:21, Set: 17:12, Transit: 11:47. Moon - Rise: No Rise, Set: 09:43. Civil Dark: 17:43 - 05:50. Nautical Dark: 18:20 - 05:14. Astro Dark: 18:56 - 04:37

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)

28
75
75
75
75
75
75
94
94
94
94
94
94
98
98
98
98
98
98
99
99
99
99
99

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
96
96
96
96
96
96
98
98
98
98
98

High Clouds (% Sky Obscured)

91
33
33
33
33
33
33
91
91
91
91
91
91
100
100
100
100
100
100
82
82
82
82
82

ISS Passover

Visibility (miles)

1
1
1
1
1
1
1
1
1
2
2
2
2
1
1
1
1
1
1
1
1
2
2
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

Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

32
30
30
29
29
28
28
28
24
23
22
25
29
29
31
33
32
25
17
11
9
7
6
7

Precipitation Amount (mm)

0.87
0.74
0.68
0.66
0.62
0.57
0.51
0.45
0.39
0.34
0.3
0.31
0.33
0.36
0.44
0.55
0.6
0.54
0.44
0.35
0.26
0.17
0.12
0.11

Wind Speed/Direction (mph)

13
12
12
13
13
12
11
11
10
9
9
8
8
8
8
10
12
16
20
23
24
22
21
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-10
-10
-10
-11
-11
-12
-12
-11
-11
-10
-9
-8
-7
-7
-7
-9
-10
-13
-16
-18
-19
-21
-22
-23

Dew Point (°C)

-7
-7
-7
-7
-7
-8
-8
-8
-8
-7
-6
-6
-5
-5
-5
-5
-6
-8
-11
-13
-14
-16
-17
-18

Relative Humidity (%)

80
80
80
80
81
82
83
83
82
81
80
80
80
81
83
86
86
81
74
68
65
63
62
61

Pressure (mb)

994
992
991
990
989
988
988
987
987
987
987
987
988
989
990
992
994
997
999
1002
1004
1005
1007
1009

Ozone (du)

344
347
349
351
353
358
362
367
370
373
376
378
381
384
388
393
399
404
409
414
419
424
428
430

Tuesday 26

Third Quarter 51%

00:46

10:15

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
23 Bad

Sun - Rise: 06:19, Set: 17:13, Transit: 11:46. Moon - Rise: 00:46, Set: 10:15. Civil Dark: 17:45 - 05:48. Nautical Dark: 18:21 - 05:12. Astro Dark: 18:57 - 04:35

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

99
100
100
100
100
100
100
93
93
93
93
93
93
91
91
91
91
91
91
32
32
32
32
32

Medium Clouds (% Sky Obscured)

98
85
85
85
85
85
85
98
98
98
98
98
98
99
99
99
99
99
99
100
100
100
100
100

High Clouds (% Sky Obscured)

82
0
0
0
0
0
0
57
57
57
57
57
57
87
87
87
87
87
87
88
88
88
88
88

ISS Passover

Visibility (miles)

2
2
2
2
2
2
2
2
3
5
7
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

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

Precipitation Probability (%)

8
9
9
8
7
7
9
8
6
6
5
4
4
4
4
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.11
0.12
0.12
0.12
0.11
0.11
0.11
0.1
0.07
0.04
0.02
0.02
0.02
0.02
0.01
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

21
21
20
20
20
19
19
18
17
17
16
16
16
15
14
12
11
9
8
7
7
6
7
8

Chance of Frost

Temperature (°C)

-13
-13
-14
-15
-16
-16
-17
-17
-18
-17
-17
-16
-15
-15
-14
-14
-14
-15
-16
-17
-18
-18
-18
-18

Feels Like (°C)

-24
-24
-26
-27
-27
-28
-29
-29
-29
-29
-28
-27
-26
-24
-23
-22
-22
-23
-24
-24
-25
-25
-25
-26

Dew Point (°C)

-19
-20
-21
-21
-22
-23
-23
-23
-24
-24
-24
-23
-23
-22
-22
-22
-22
-22
-23
-23
-23
-24
-24
-24

Relative Humidity (%)

60
59
59
59
59
59
60
60
59
57
56
54
53
51
51
51
53
55
58
60
61
61
61
61

Pressure (mb)

1011
1013
1014
1016
1018
1019
1021
1023
1024
1025
1026
1026
1026
1026
1027
1027
1027
1028
1029
1029
1029
1029
1029
1029

Ozone (du)

431
433
436
440
444
446
448
451
454
457
462
468
476
482
487
490
492
491
489
485
478
470
462
456

Wednesday 27

Waning Crescent 40%

01:50

10:53

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 OK
14 OK
15 OK
16 OK
17 OK
18 OK
19 OK
20 Good
21 OK
22 OK
23 Good

Sun - Rise: 06:17, Set: 17:15, Transit: 11:46. Moon - Rise: 01:50, Set: 10:53. Civil Dark: 17:46 - 05:46. Nautical Dark: 18:23 - 05:10. Astro Dark: 18:59 - 04:34

Total Clouds (% Sky Obscured)

100
90
90
90
90
90
90
95
95
95
95
95
95
1
1
1
1
1
1
0
0
0
0
0

Low Clouds (% Sky Obscured)

32
39
39
39
39
39
39
30
30
30
30
30
30
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

100
88
88
88
88
88
88
88
88
88
88
88
88
1
1
1
1
1
1
0
0
0
0
0

High Clouds (% Sky Obscured)

88
0
0
0
0
0
0
71
71
71
71
71
71
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
7
3
2
2
2
2
4
4
4
3
3
5

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

Precipitation Probability (%)

0
0
0
1
1
1
0
0
0
0
0
8
10
13
15
18
18
16
10
8
8
9
9
5

Precipitation Amount (mm)

0
0
0
0.01
0.01
0.01
0
0
0
0
0
0.01
0.05
0.1
0.17
0.24
0.28
0.25
0.19
0.15
0.14
0.14
0.12
0.09

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-18
-19
-19
-19
-19
-20
-21
-21
-20
-18
-17
-15
-14
-13
-13
-12
-12
-11
-10
-10
-8
-7
-6
-7

Feels Like (°C)

-26
-27
-26
-26
-26
-26
-26
-25
-20
-18
-21
-21
-20
-20
-20
-20
-20
-19
-18
-17
-15
-13
-13
-14

Dew Point (°C)

-24
-24
-24
-24
-24
-24
-25
-25
-24
-23
-22
-21
-20
-19
-18
-18
-17
-17
-16
-15
-14
-13
-13
-13

Relative Humidity (%)

61
62
63
64
66
68
70
71
68
64
62
63
64
65
64
63
63
64
64
64
62
62
61
61

Pressure (mb)

1028
1028
1028
1027
1027
1027
1026
1026
1025
1024
1023
1021
1020
1018
1017
1016
1015
1014
1014
1013
1012
1011
1011
1012

Ozone (du)

449
442
436
430
421
407
389
376
368
363
359
355
351
348
345
343
343
344
346
350
356
363
371
380

Forecast for Rimouski, Rimouski-Neigette, CA (48.44,-68.53)

Generated: 21/02/19 04:34:09. Forecast: 21/02/19 to 27/02/19. Timezone: UTC-5.00