Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 21

Waning Gibbous 90%

20:06

08:04

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
00 OK
01 OK
02 Good
03 Good

Sun - Rise: 06:38, Set: 17:23, Transit: 12:00. Moon - Rise: 20:06, Set: 08:04. Civil Dark: 17:53 - 06:08. Nautical Dark: 18:28 - 05:33. Astro Dark: 19:02 - 04:59

Total Clouds (% Sky Obscured)

100
100
99
100
99
100
99
100
100
95
61
99
94
91
98
95
91
91
87
84
37
15
9
8

Low Clouds (% Sky Obscured)

65
84
84
99
99
100
99
100
100
95
58
98
93
90
93
60
16
81
81
83
37
15
9
8

Medium Clouds (% Sky Obscured)

100
100
98
98
80
87
24
8
34
47
43
98
90
84
97
93
90
87
84
73
0
0
0
0

High Clouds (% Sky Obscured)

91
73
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
1
2
5
6
7
7
7
7
8
8
7
8
6
5
5
6
7
8
8
9
8
8

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

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

Precipitation Probability (%)

100
94
49
21
14
20
29
44
44
51
48
51
47
38
32
20
13
10
9
8
7
5
3
2

Precipitation Amount (mm)

1.96
1.5
0.85
0.56
0.22
0.19
0.2
0.22
0.09
0.17
0.12
0.28
0.25
0.14
0.18
0.22
0.21
0.22
0.23
0.18
0.13
0.1
0.06
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

99
98
90
85
84
85
86
86
86
85
80
77
73
71
71
72
72
73
74
74
75
75
74
75

Pressure (mb)

1012
1011
1010
1009
1008
1008
1007
1007
1007
1007
1007
1007
1008
1008
1009
1010
1011
1013
1014
1015
1016
1018
1019
1020

Ozone (du)

287
289
292
295
299
304
308
312
316
318
318
317
316
315
314
313
311
309
307
307
308
311
318
328

Friday 22

Waning Gibbous 81%

21:21

08:34

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

Sun - Rise: 06:36, Set: 17:25, Transit: 12:00. Moon - Rise: 21:21, Set: 08:34. Civil Dark: 17:55 - 06:06. Nautical Dark: 18:29 - 05:32. Astro Dark: 19:03 - 04:58

Total Clouds (% Sky Obscured)

2
1
0
0
0
1
17
33
20
13
0
0
0
1
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

2
1
0
0
0
1
17
33
20
13
0
0
0
1
0
0
0
0
0
0
0
0
0
0

Medium 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

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
0
0
0

ISS Passover

Visibility (miles)

7
7
6
6
6
7
8
10
10
10
10
10
10
10
10
9
8
8
8
7
5
4
4
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
2
2
2
2
1
1
1
1
1
1
1
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.01
0.02
0.02
0.02
0.01
0.01
0.01
0.01
0.01
0.01
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-7
-8
-9
-10
-9
-8
-6
-4
-3
-3
-2
-2
-2
-3
-5
-6
-6
-6
-7
-8
-10
-11
-12
-13

Feels Like (°C)

-12
-13
-14
-14
-14
-12
-10
-9
-8
-7
-7
-7
-7
-8
-9
-10
-6
-6
-11
-12
-13
-14
-15
-16

Dew Point (°C)

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

Relative Humidity (%)

77
81
84
87
86
83
78
73
67
64
62
61
61
67
74
79
81
81
81
83
87
89
91
94

Pressure (mb)

1022
1023
1024
1025
1026
1027
1027
1028
1028
1028
1029
1029
1029
1030
1031
1032
1032
1032
1033
1033
1033
1033
1033
1033

Ozone (du)

334
335
332
329
327
324
322
320
318
317
316
316
316
316
317
318
321
323
325
324
323
322
321
320

Saturday 23

Waning Gibbous 78%

22:34

09:03

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

Sun - Rise: 06:34, Set: 17:26, Transit: 12:00. Moon - Rise: 22:34, Set: 09:03. Civil Dark: 17:56 - 06:04. Nautical Dark: 18:30 - 05:30. Astro Dark: 19:04 - 04:56

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
81
95
22
51
3
95
98
100
100
100
100
100
95
95
95

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
0
0
0
0
2
45
1
40
10
48
41
73
6
0
6
6
6

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
81
95
20
10
2
91
98
100
100
100
100
100
94
94
94

ISS Passover

Visibility (miles)

4
4
4
4
6
9
10
10
10
10
10
10
9
8
7
7
7
7
7
8
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
Snow
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
1
0
0
0
0
0
0
0
0
6
0
0
0
0
0
0
0
0
0
0
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-13
-13
-13
-16
-14
-12
-9
-7
-5
-4
-2
-1
-0
-2
-3
-5
-9
-10
-10
-11
-10
-10
-10
-9

Dew Point (°C)

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

Relative Humidity (%)

96
98
100
100
96
90
83
79
76
72
68
65
64
70
82
88
88
85
84
84
86
86
84
81

Pressure (mb)

1033
1034
1034
1034
1034
1033
1033
1032
1031
1030
1030
1029
1029
1028
1028
1028
1028
1027
1026
1025
1024
1023
1022
1020

Ozone (du)

321
323
326
329
332
335
337
337
336
335
334
334
333
334
336
337
337
337
336
334
331
327
322
317

Sunday 24

Waning Gibbous 72%

23:44

09:32

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
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 06:32, Set: 17:28, Transit: 12:00. Moon - Rise: 23:44, Set: 09:32. Civil Dark: 17:57 - 06:03. Nautical Dark: 18:31 - 05:28. Astro Dark: 19:06 - 04:54

Total Clouds (% Sky Obscured)

95
95
95
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
34
34
34
34
34
34
45
45
45
45
45
45
94
94
94
94
94
94
86
86
86

Medium Clouds (% Sky Obscured)

6
6
6
99
99
99
99
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

94
94
94
100
100
100
100
100
100
98
98
98
98
98
98
0
0
0
0
0
0
97
97
97

ISS Passover

Visibility (miles)

10
9
8
6
5
3
3
4
7
9
3
4
4
3
1
1
1
1
2
2
2
2
2
3

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
Snow
Snow
Snow
Snow
Snow
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
Snow
Snow
Snow

Precipitation Probability (%)

3
9
23
30
34
34
39
40
42
48
62
64
62
62
61
56
59
55
51
44
37
31
21
14

Precipitation Amount (mm)

0.02
0.17
0.73
1.34
1.48
1.17
0.96
0.84
0.76
0.76
1.12
1.28
1.39
1.29
1.09
0.92
0.84
0.79
0.71
0.52
0.32
0.22
0.2
0.23

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
79
81
83
85
84
82
81
79
78
72
73
74
74
76
76
76
76
75
76
75
74
70
66

Pressure (mb)

1019
1017
1015
1013
1011
1009
1006
1004
1001
999
998
996
995
993
992
991
990
989
989
989
989
989
988
988

Ozone (du)

312
308
304
301
298
295
292
291
290
289
289
290
293
297
303
309
314
320
326
332
338
343
346
348

Monday 25

Waning Gibbous 61%

00:50

10:04

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
00 Bad
01 OK
02 OK
03 OK

Sun - Rise: 06:31, Set: 17:29, Transit: 12:00. Moon - Rise: 00:50, Set: 10:04. Civil Dark: 17:59 - 06:01. Nautical Dark: 18:33 - 05:27. Astro Dark: 19:07 - 04:53

Total Clouds (% Sky Obscured)

100
100
100
83
83
83
83
83
83
100
100
100
100
100
100
85
85
85
85
85
85
20
20
20

Low Clouds (% Sky Obscured)

86
86
86
41
41
41
41
41
41
100
100
100
100
100
100
85
85
85
85
85
85
1
1
1

Medium Clouds (% Sky Obscured)

100
100
100
78
78
78
78
78
78
100
100
100
100
100
100
24
24
24
24
24
24
20
20
20

High Clouds (% Sky Obscured)

97
97
97
0
0
0
0
0
0
47
47
47
47
47
47
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

3
3
2
1
1
1
1
1
1
1
2
2
2
2
2
3
5
8
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
Snow
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

13
12
12
13
13
16
18
19
18
17
16
12
9
7
5
3
2
2
2
1
1
1
1
1

Precipitation Amount (mm)

0.26
0.29
0.35
0.42
0.45
0.46
0.44
0.38
0.3
0.25
0.2
0.15
0.12
0.09
0.07
0.05
0.04
0.03
0.02
0.02
0.01
0.01
0.01
0.01

Wind Speed/Direction (mph)

15
17
19
20
20
20
19
19
19
19
19
19
19
18
17
17
16
15
15
14
13
12
12
11

Chance of Frost

Temperature (°C)

2
1
1
-0
-1
-2
-4
-4
-5
-5
-5
-5
-6
-6
-7
-8
-8
-9
-10
-11
-11
-12
-12
-13

Feels Like (°C)

-4
-5
-6
-7
-9
-10
-11
-12
-13
-13
-13
-14
-14
-14
-15
-16
-17
-18
-18
-19
-20
-20
-20
-21

Dew Point (°C)

-4
-5
-6
-6
-7
-8
-9
-10
-11
-11
-12
-13
-14
-15
-16
-17
-17
-18
-19
-20
-20
-21
-21
-22

Relative Humidity (%)

63
62
63
64
64
64
65
65
64
62
59
56
53
51
49
48
48
47
47
47
47
47
48
48

Pressure (mb)

988
989
990
992
994
996
998
1000
1002
1004
1005
1007
1009
1011
1013
1015
1017
1019
1020
1022
1023
1025
1026
1027

Ozone (du)

351
356
361
366
371
375
380
383
386
390
394
398
403
408
414
419
426
432
438
443
446
449
453
457

Tuesday 26

Third Quarter 50%

01:53

10:38

04 OK
05 OK
06 OK
07 OK
08 OK
09 OK
10 Good
11 Good
12 Good
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 Good
02 Good
03 Good

Sun - Rise: 06:29, Set: 17:30, Transit: 12:00. Moon - Rise: 01:53, Set: 10:38. Civil Dark: 18:00 - 05:59. Nautical Dark: 18:34 - 05:25. Astro Dark: 19:08 - 04:51

Total Clouds (% Sky Obscured)

20
20
20
3
3
3
3
3
3
100
100
100
100
100
100
57
57
57
57
57
57
1
1
1

Low Clouds (% Sky Obscured)

1
1
1
1
1
1
1
1
1
100
100
100
100
100
100
56
56
56
56
56
56
1
1
1

Medium Clouds (% Sky Obscured)

20
20
20
3
3
3
3
3
3
77
77
77
77
77
77
7
7
7
7
7
7
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
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
Snow
Snow
Snow

Precipitation Probability (%)

1
1
1
0
1
2
2
2
0
0
3
3
3
3
3
2
2
2
2
3
5
7
8
7

Precipitation Amount (mm)

0.01
0.01
0.01
0
0.01
0.01
0.01
0.01
0
0
0.01
0.03
0.05
0.06
0.06
0.07
0.08
0.09
0.12
0.16
0.22
0.26
0.26
0.24

Wind Speed/Direction (mph)

10
10
9
8
8
7
7
7
7
7
7
7
6
5
1
1
2
1
2
1
2
3
1
1

Chance of Frost

Temperature (°C)

-14
-15
-15
-16
-16
-15
-14
-13
-12
-11
-10
-9
-9
-10
-11
-12
-12
-12
-12
-12
-12
-12
-11
-11

Feels Like (°C)

-22
-22
-23
-23
-23
-22
-21
-20
-18
-17
-16
-15
-14
-14
-11
-12
-12
-12
-12
-12
-12
-15
-11
-11

Dew Point (°C)

-22
-22
-23
-23
-23
-22
-21
-21
-20
-20
-19
-18
-18
-18
-18
-19
-18
-18
-17
-17
-16
-16
-15
-15

Relative Humidity (%)

49
51
53
55
55
55
54
52
50
48
48
48
49
51
55
59
61
63
66
69
71
72
72
71

Pressure (mb)

1028
1029
1031
1032
1032
1033
1033
1033
1032
1032
1031
1031
1031
1031
1031
1031
1031
1030
1030
1029
1028
1027
1026
1025

Ozone (du)

460
464
469
470
465
457
450
445
440
436
432
429
424
415
404
394
385
378
370
360
349
340
333
328

Wednesday 27

Waning Crescent 40%

02:51

11:17

04 Good
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 OK
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

Sun - Rise: 06:27, Set: 17:32, Transit: 11:59. Moon - Rise: 02:51, Set: 11:17. Civil Dark: 18:01 - 05:58. Nautical Dark: 18:35 - 05:23. Astro Dark: 19:10 - 04:49

Total Clouds (% Sky Obscured)

1
1
1
0
0
0
0
0
0
100
100
100
100
100
100
100
100
100
100
100
100
89
89
89

Low Clouds (% Sky Obscured)

1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
17
17
17

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
100
100
100
100
100
100
100
100
100
100
100
100
89
89
89

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
100
100
100
100
100
100
90
90
90
90
90
90
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
9
4
2
3
6
9
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
None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Very Light Rain
Snow
Snow
Snow
None
None
None
None
None
None
None
None

Precipitation Probability (%)

6
6
6
5
5
6
8
11
17
23
22
17
12
8
6
6
4
4
3
3
0
0
0
0

Precipitation Amount (mm)

0.2
0.16
0.11
0.07
0.04
0.02
0.01
0.04
0.16
0.29
0.28
0.21
0.15
0.12
0.08
0.06
0.05
0.04
0.03
0.02
0
0
0
0

Wind Speed/Direction (mph)

1
5
7
8
10
12
13
14
14
13
13
12
11
10
9
8
6
7
8
6
6
6
3
3

Chance of Frost

Temperature (°C)

-10
-10
-9
-8
-7
-6
-5
-4
-4
-3
-1
-0
0
-0
-2
-3
-5
-6
-8
-9
-10
-11
-11
-12

Feels Like (°C)

-10
-14
-14
-13
-13
-13
-12
-11
-10
-9
-7
-5
-4
-5
-6
-8
-9
-11
-13
-14
-15
-16
-15
-16

Dew Point (°C)

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

Relative Humidity (%)

70
69
67
66
65
65
65
64
63
60
56
52
50
51
55
58
59
60
60
61
62
62
63
64

Pressure (mb)

1024
1023
1023
1022
1021
1020
1020
1019
1018
1017
1016
1015
1015
1015
1015
1015
1016
1017
1018
1018
1019
1020
1020
1020

Ozone (du)

324
322
321
320
320
321
322
323
323
324
323
323
324
326
329
331
330
328
328
331
336
343
351
360

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

Generated: 21/02/19 04:02:42. Forecast: 21/02/19 to 27/02/19. Timezone: UTC-5.00