Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 18

Waxing Crescent 38%

12:43

21:42

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

Sun - Rise: 05:34, Set: 19:42, Transit: 12:37. Moon - Rise: 12:43, Set: 21:42. Civil Dark: 20:16 - 05:00. Nautical Dark: 20:58 - 04:18. Astro Dark: 21:46 - 03:31

Total Clouds (% Sky Obscured)

30
35
42
51
76
49
14
11
11
28
84
100
100
100
100
92
100
88
94
74
96
94
83
98

Low Clouds (% Sky Obscured)

15
0
0
0
0
0
0
0
0
0
0
0
0
0
0
17
33
36
45
58
53
53
42
45

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
12
18
25
20
20
24
35
46
37
25
47
45
36
25
48

High Clouds (% Sky Obscured)

30
35
42
34
66
42
2
0
2
2
60
100
100
100
100
37
100
85
82
20
35
35
35
91

ISS Passover

Visibility (miles)

6
6
6
6
2
2
2
2
2
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
3
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
1
3
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
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
12
12
12
12
12
12
12
12
11
12
13
13
13
12
11
11
11
11
11
11
12
11
12

Relative Humidity (%)

93
92
89
82
80
79
77
74
72
67
66
72
71
76
78
82
83
84
84
86
89
90
89
92

Pressure (mb)

1013
1013
1013
1013
1014
1014
1013
1013
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1010
1010
1010
1010

Ozone (du)

329
330
331
332
335
335
330
329
328
327
327
329
332
332
334
335
337
339
334
331
329
327
326
327

Wednesday 19

First Quarter 48%

13:55

22:08

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 Bad
04 Bad
05 Bad

Sun - Rise: 05:36, Set: 19:40, Transit: 12:37. Moon - Rise: 13:55, Set: 22:08. Civil Dark: 20:14 - 05:02. Nautical Dark: 20:56 - 04:20. Astro Dark: 21:43 - 03:34

Total Clouds (% Sky Obscured)

65
100
100
100
100
100
100
100
100
100
100
100
81
67
78
69
61
49
36
34
42
48
57
63

Low Clouds (% Sky Obscured)

22
0
0
13
4
0
23
0
0
0
31
33
27
51
51
43
46
49
36
34
42
48
57
63

Medium Clouds (% Sky Obscured)

19
80
77
47
94
99
100
97
94
100
90
93
24
21
30
30
30
25
16
0
7
18
26
29

High Clouds (% Sky Obscured)

38
100
100
100
100
100
86
100
59
100
100
57
55
55
55
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
7
5
2
0
1
0
3
5
1
2
2
3
4
5
9
9
9
9
9

Fog (%)

1
2
2
2
7
16
20
22
16
13
2
1
2
5
12
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
None
None
Light Rain
Moderate Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
4
31
51
71
59
9
36
95
95
95
64
23
2
0
0
0
0
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.2
0
0
1.3
2.8
0.6
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
14
15
16
16
17
17
16
15
15
14
14
15
15
14
13
14
14
13
13
13
13
12
12

Feels Like (°C)

12
14
15
16
16
17
17
15
15
13
13
14
15
16
14
13
13
13
12
13
12
13
12
11

Dew Point (°C)

12
12
13
13
13
13
13
13
14
14
14
14
15
15
14
13
13
13
13
13
12
12
11
11

Relative Humidity (%)

93
90
87
83
79
77
77
83
95
98
100
100
96
98
100
98
98
98
96
96
95
93
93
95

Pressure (mb)

1010
1010
1010
1010
1010
1010
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1010
1010
1011
1011

Ozone (du)

329
329
329
331
331
332
331
332
333
334
333
343
345
348
348
348
347
345
345
342
340
340
342
343

Thursday 20

Waxing Gibbous 58%

15:03

22:41

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

Sun - Rise: 05:37, Set: 19:38, Transit: 12:37. Moon - Rise: 15:03, Set: 22:41. Civil Dark: 20:12 - 05:04. Nautical Dark: 20:53 - 04:22. Astro Dark: 21:40 - 03:36

Total Clouds (% Sky Obscured)

64
51
34
27
10
3
6
10
15
21
21
78
83
95
75
41
87
34
3
5
4
3
2
11

Low Clouds (% Sky Obscured)

52
21
1
11
1
0
1
7
12
10
5
40
59
71
48
41
59
34
0
4
3
1
0
0

Medium Clouds (% Sky Obscured)

29
21
15
10
2
0
1
4
4
0
2
8
9
19
18
15
15
12
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
1
2
0
0
0
1
9
8
36
10
25
58
1
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
62
8
10
2
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 (%)

13
8
4
6
12
12
15
16
12
7
4
2
1
0
4
1
1
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)

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

Chance of Frost

Temperature (°C)

12
12
13
14
15
15
15
16
16
16
16
16
15
15
14
13
13
12
12
11
11
10
10
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
90
80
70
68
67
65
62
60
62
65
69
69
70
74
75
76
80
84
85
87
88
91

Pressure (mb)

1012
1013
1013
1013
1013
1013
1013
1014
1013
1013
1013
1013
1013
1013
1014
1015
1015
1015
1015
1016
1016
1016
1017
1017

Ozone (du)

341
341
340
337
333
334
332
329
329
329
332
334
334
335
338
345
355
358
357
350
348
344
343
342

Friday 21

Waxing Gibbous 68%

16:05

23:24

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

Sun - Rise: 05:38, Set: 19:36, Transit: 12:37. Moon - Rise: 16:05, Set: 23:24. Civil Dark: 20:10 - 05:05. Nautical Dark: 20:51 - 04:24. Astro Dark: 21:37 - 03:38

Total Clouds (% Sky Obscured)

13
4
2
2
2
1
2
17
42
51
55
41
45
44
28
31
19
27
34
37
39
36
37
42

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
4
8
12
8
4
0
0
0
0
0
0
0
0
0
0
1

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
7
13
15
17
16
16
14
13
9
16
22
28
25
23
19
25

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
2
21
31
3
15
2
2
0
0
3
5
8
6

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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
1
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)

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

Chance of Frost

Temperature (°C)

10
11
12
12
13
13
14
15
15
15
14
14
15
14
13
12
11
11
11
10
10
10
9
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
85
79
76
74
74
68
61
62
66
71
68
70
69
68
70
71
72
69
69
72
72
73
73

Pressure (mb)

1018
1019
1019
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

341
339
337
336
337
336
336
335
335
337
337
338
337
336
335
334
336
337
335
334
334
333
332
333

Saturday 22

Waxing Gibbous 76%

16:57

00:17

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

Sun - Rise: 05:40, Set: 19:34, Transit: 12:36. Moon - Rise: 16:57, Set: 00:17. Civil Dark: 20:08 - 05:07. Nautical Dark: 20:49 - 04:25. Astro Dark: 21:35 - 03:40

Total Clouds (% Sky Obscured)

43
42
49
59
72
55
62
58
62
95
86
82
89
79
87
87
92
90
90
94
96
98
100
100

Low Clouds (% Sky Obscured)

1
2
2
3
23
4
23
25
14
3
2
10
15
2
1
1
1
0
0
0
5
11
16
32

Medium Clouds (% Sky Obscured)

24
24
23
27
35
31
28
24
30
36
43
40
33
27
20
14
8
14
18
22
28
34
40
43

High Clouds (% Sky Obscured)

2
2
4
8
9
15
22
22
29
92
73
47
66
49
62
70
74
80
85
92
94
97
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
2
3
5
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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
4
5
5
40

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

Chance of Frost

Temperature (°C)

9
10
12
14
16
15
15
15
15
16
16
16
17
15
15
15
15
15
15
14
14
14
14
15

Feels Like (°C)

8
10
12
14
15
14
15
14
15
15
15
16
19
15
16
16
15
15
15
14
15
13
12
13

Dew Point (°C)

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

Relative Humidity (%)

73
74
71
67
65
69
72
74
73
68
67
67
74
75
75
73
70
68
67
67
68
66
64
62

Pressure (mb)

1020
1021
1021
1021
1020
1020
1020
1020
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1017

Ozone (du)

333
333
332
332
333
333
332
331
330
327
326
325
324
321
318
317
317
316
317
317
318
319
319
320

Sunday 23

Waxing Gibbous 84%

17:39

01:20

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
05 Bad

Sun - Rise: 05:41, Set: 19:32, Transit: 12:36. Moon - Rise: 17:39, Set: 01:20. Civil Dark: 20:06 - 05:08. Nautical Dark: 20:47 - 04:27. Astro Dark: 21:32 - 03:42

Total Clouds (% Sky Obscured)

100
100
96
91
84
79
77
76
83
91
100
100
100
100
100
100
100
100
99
99
99
100
100
100

Low Clouds (% Sky Obscured)

45
40
40
44
49
37
24
12
10
8
7
6
4
7
25
40
59
61
73
77
89
94
95
94

Medium Clouds (% Sky Obscured)

47
46
42
47
48
41
33
26
26
23
25
26
24
22
34
41
46
45
54
65
61
62
66
73

High Clouds (% Sky Obscured)

100
100
93
84
70
54
50
52
64
69
70
77
85
100
100
100
100
75
53
39
62
85
99
90

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
4
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

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

Precipitation Probability (%)

51
47
30
47
77
74
73
68
64
54
39
34
31
27
57
74
89
87
83
77
95
95
95
95

Precipitation Amount (mm)

0.2
0
0
0
0.5
0.5
0.5
0.4
0.3
0.2
0
0
0
0
0.2
0.4
0.5
0.5
0.4
0.3
0.9
1.6
2.2
2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
14
14
15
16
16
16
16
17
17
17
17
16
16
16
16
16
16
16
15
15
14
13
12

Feels Like (°C)

13
13
13
13
12
13
13
13
13
17
16
16
17
17
18
15
15
15
14
15
15
12
12
12

Dew Point (°C)

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

Relative Humidity (%)

64
68
71
68
64
60
59
58
57
59
61
63
66
69
73
73
73
72
74
75
76
83
90
98

Pressure (mb)

1017
1017
1017
1016
1016
1015
1015
1014
1013
1013
1013
1012
1012
1012
1012
1012
1011
1011
1011
1010
1009
1009
1008
1008

Ozone (du)

319
317
316
317
317
317
316
314
312
312
311
310
310
309
308
308
307
307
308
308
309
307
306
305

Monday 24

Waxing Gibbous 91%

18:12

02:30

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

Sun - Rise: 05:43, Set: 19:30, Transit: 12:36. Moon - Rise: 18:12, Set: 02:30. Civil Dark: 20:03 - 05:10. Nautical Dark: 20:44 - 04:29. Astro Dark: 21:29 - 03:44

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
98
96
95
92

Low Clouds (% Sky Obscured)

94
95
98
100
100
100
100
100
100
100
100
99
98
97
96
95
94
91
86
82

Medium Clouds (% Sky Obscured)

79
85
75
61
43
34
28
21
42
64
75
70
60
55
30
20
10
7
5
3

High Clouds (% Sky Obscured)

79
67
53
43
35
35
35
40
51
65
82
90
95
100
78
56
33
39
39
40

ISS Passover

Visibility (miles)

1
1
0
1
1
2
4
6
8
5
3
0
3
6
9
9
9
9
9
9

Fog (%)

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

Precipitation Probability (%)

95
95
95
95
95
95
93
91
79
70
65
61
53
38
34
27
18
24
27
25

Precipitation Amount (mm)

1.7
1.4
1.5
1
1.6
0.9
0.7
0.7
0.4
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
12
12
12
12
12
12
12
12
12
12
11
11
11
11
11
11
12
12
12

Feels Like (°C)

11
11
10
9
8
7
8
8
8
11
11
13
12
12
12
9
9
9
9
9

Dew Point (°C)

12
12
12
11
11
11
12
12
12
12
11
11
11
11
11
11
11
11
11
11

Relative Humidity (%)

100
98
100
98
98
98
98
98
96
98
98
98
98
98
98
96
98
96
95
95

Pressure (mb)

1007
1007
1007
1006
1006
1005
1005
1004
1004
1004
1004
1004
1005
1005
1006
1006
1006
1006
1006
1006

Ozone (du)

311
317
324
326
329
331
337
344
350
343
336
328
329
329
329
329
329
328
327
326

Forecast for Rimouski, Bas-Saint-Laurent, Canada (48.44,-68.53)

Generated: 18/08/26 06:41:23. Forecast: 18/08/26 to 24/08/26. Timezone: UTC-4.00