Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 12

Waning Crescent 15%

03:24

15:18

15 Bad
16 Bad
17 Bad
18 OK
19 OK
20 OK
21 Bad
22 Bad
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

Sun - Rise: 05:23, Set: 20:12, Transit: 12:48. Moon - Rise: 03:24, Set: 15:18. Civil Dark: 20:46 - 04:49. Nautical Dark: 21:29 - 04:05. Astro Dark: 22:20 - 03:14

Total Clouds (% Sky Obscured)

67
69
61
19
19
32
100
100
100
100
100
100
100
100
100
92
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

67
55
47
19
19
22
20
5
22
0
0
0
0
0
25
35
63
52
67
74
70
80
82
78

Medium Clouds (% Sky Obscured)

26
0
0
0
0
0
1
0
65
82
100
100
100
100
100
88
87
77
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
2
0
3
14
100
100
100
100
100
100
100
100
42
50
100
100
100
100
100
100
100
100

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
3
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
1
4
5
1
2
1
23
46
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.6
1.9
2
0.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

47
47
49
56
65
68
70
69
71
72
72
71
68
66
64
67
69
64
59
69
78
87
93
95

Pressure (mb)

1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1017
1017
1017
1016
1016
1015
1014
1013
1013
1012
1011
1010

Ozone (du)

385
393
396
395
394
391
390
390
388
385
385
385
384
383
384
383
384
382
380
379
376
374
377
380

Wednesday 13

Waning Crescent 7%

03:45

16:34

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

Sun - Rise: 05:22, Set: 20:13, Transit: 12:48. Moon - Rise: 03:45, Set: 16:34. Civil Dark: 20:47 - 04:48. Nautical Dark: 21:31 - 04:04. Astro Dark: 22:22 - 03:12

Total Clouds (% Sky Obscured)

100
100
100
97
100
100
96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

81
73
92
64
57
58
63
44
45
47
36
31
58
73
100
97
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

68
91
100
78
97
77
85
94
80
93
92
95
60
82
97
62
96
94
99
97
93
90
100
100

High Clouds (% Sky Obscured)

100
100
75
75
80
100
31
15
10
96
82
100
15
100
12
90
5
38
5
0
0
0
10
10

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

95
95
93
54
36
27
25
43
56
68
88
93
95
95
95
95
95
80
83
64
72
95
84
62

Precipitation Amount (mm)

1.2
1.5
0.7
0
0
0
0
0
0
0.2
0.4
0.5
0.9
0.7
0.8
0.9
0.7
0.3
0.5
0
0.3
0.8
0.3
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
10
11
11
11
10
10
10
11
11
11
11
10
10
10
10
10
10
9
10
10
10
10
10

Feels Like (°C)

7
7
8
8
9
8
8
8
9
9
9
10
9
9
9
8
8
8
8
8
8
8
9
8

Dew Point (°C)

9
9
9
10
10
10
9
9
10
10
10
10
10
10
10
10
9
9
9
9
9
9
10
10

Relative Humidity (%)

93
95
90
93
93
95
95
95
95
95
95
96
98
98
100
100
98
96
98
95
96
96
96
95

Pressure (mb)

1010
1009
1009
1008
1008
1008
1008
1008
1007
1007
1006
1006
1006
1007
1007
1008
1008
1009
1009
1009
1010
1010
1010
1010

Ozone (du)

386
386
388
390
391
395
399
398
399
399
399
402
403
398
398
398
397
399
400
400
398
397
398
399

Thursday 14

Waning Crescent 2%

04:09

17:54

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

Sun - Rise: 05:21, Set: 20:14, Transit: 12:48. Moon - Rise: 04:09, Set: 17:54. Civil Dark: 20:49 - 04:46. Nautical Dark: 21:33 - 04:02. Astro Dark: 22:24 - 03:10

Total Clouds (% Sky Obscured)

100
100
96
100
100
100
97
93
91
86
82
78
87
95
94
94
99
98
96
95
84
97
99
98

Low Clouds (% Sky Obscured)

84
89
80
82
80
80
83
82
75
56
44
36
43
49
74
79
75
76
76
79
74
80
79
57

Medium Clouds (% Sky Obscured)

100
100
58
100
55
100
95
93
90
75
76
78
86
89
33
76
78
76
78
23
29
39
48
55

High Clouds (% Sky Obscured)

10
20
25
30
45
92
40
0
0
0
0
2
45
0
0
12
0
0
0
0
0
0
0
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
3
0
0
0
1
0
0
9
9
9
9
9
9
9
6
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

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

Precipitation Probability (%)

77
76
88
84
95
95
91
71
55
48
42
71
82
69
43
34
35
21
20
20
27
23
20
7

Precipitation Amount (mm)

0.5
0.3
0.3
0.2
0.4
0.4
0.5
0.3
0
0
0
0.3
0.5
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
6
5
5
5
5
5
5
6
6
5
4
4
4
5
5
5
6
5
6
6
6
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
95
96
98
100
98
100
98
100
100
98
98
95
95
93
93
90
87
79
85
86

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1011
1011
1012
1012
1012
1012
1012
1012

Ozone (du)

402
403
408
406
408
406
407
408
408
407
407
403
400
404
403
403
404
404
404
404
403
404
404
399

Friday 15

Waning Crescent 0%

04:40

19:18

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

Sun - Rise: 05:20, Set: 20:16, Transit: 12:48. Moon - Rise: 04:40, Set: 19:18. Civil Dark: 20:50 - 04:45. Nautical Dark: 21:34 - 04:01. Astro Dark: 22:26 - 03:08

Total Clouds (% Sky Obscured)

62
93
73
81
87
91
85
98
97
93
95
95
95
95
90
86
76
80
57
36
40
44
76
79

Low Clouds (% Sky Obscured)

22
34
30
47
69
72
64
86
87
89
93
95
95
95
90
86
76
71
17
25
35
38
47
43

Medium Clouds (% Sky Obscured)

54
84
49
49
40
45
45
41
33
31
24
18
19
18
20
23
23
28
36
36
29
16
30
2

High Clouds (% Sky Obscured)

0
0
0
1
0
23
46
69
46
23
0
0
0
0
0
0
0
0
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
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 (%)

9
18
13
21
3
0
0
0
2
7
3
2
2
1
1
0
1
0
0
0
1
5
2
5

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
16
13
14
13
12
11
11
10
10
9
10
9
8
9
9
10
10
10
13
14
14
15
14

Dew Point (°C)

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

Relative Humidity (%)

82
68
72
76
83
84
86
87
88
90
93
96
96
98
95
96
95
92
84
75
72
69
67
72

Pressure (mb)

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

Ozone (du)

395
392
391
389
396
399
394
391
387
382
379
379
377
373
369
365
363
363
359
358
354
352
352
351

Saturday 16

New Moon 1%

05:21

20:45

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

Sun - Rise: 05:19, Set: 20:17, Transit: 12:48. Moon - Rise: 05:21, Set: 20:45. Civil Dark: 20:51 - 04:44. Nautical Dark: 21:36 - 03:59. Astro Dark: 22:28 - 03:06

Total Clouds (% Sky Obscured)

80
80
88
80
99
7
95
18
2
68
74
91
95
98
95
94
92
83
75
66
53
47
45
31

Low Clouds (% Sky Obscured)

35
29
42
53
71
7
16
0
2
55
65
74
73
69
72
76
80
62
42
25
25
29
32
21

Medium Clouds (% Sky Obscured)

4
23
16
64
93
7
83
18
2
6
0
52
37
36
24
12
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
12
22
33
7
10
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

20
5
49
74
95
95
80
58
43
28
3
4
3
2
12
14
12
14
14
13
13
9
3
3

Precipitation Amount (mm)

0
0
0.2
0.4
0.8
0.8
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
13
15
15
17
14
13
12
13
12
12
11
11
11
11
11
11
10
9
9
8
8
8
8

Dew Point (°C)

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

Relative Humidity (%)

73
82
83
79
82
87
92
95
95
95
92
93
93
95
95
93
92
90
84
77
72
65
58
52

Pressure (mb)

1007
1007
1006
1007
1007
1007
1007
1007
1007
1008
1008
1009
1010
1011
1012
1014
1015
1017
1018
1019
1020
1020
1020
1020

Ozone (du)

348
344
345
341
346
354
359
355
353
350
349
349
350
352
354
356
359
361
365
368
372
367
363
359

Sunday 17

Waxing Crescent 6%

06:16

22:07

15 OK
16 Good
17 OK
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
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

Sun - Rise: 05:18, Set: 20:18, Transit: 12:48. Moon - Rise: 06:16, Set: 22:07. Civil Dark: 20:53 - 04:43. Nautical Dark: 21:37 - 03:58. Astro Dark: 22:30 - 03:04

Total Clouds (% Sky Obscured)

18
4
33
61
87
90
95
100
95
91
88
95
95
98
98
99
99
98
96
96
97
98
100
98

Low Clouds (% Sky Obscured)

11
0
1
1
1
1
0
0
0
0
0
0
0
0
0
0
3
27
53
74
58
42
26
24

Medium Clouds (% Sky Obscured)

0
0
0
0
0
4
6
8
9
11
13
30
47
64
74
85
98
95
92
90
72
55
39
35

High Clouds (% Sky Obscured)

0
1
33
61
87
90
95
100
78
58
58
79
79
75
60
37
25
14
18
26
56
76
80
76

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
2
5
7
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
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None

Precipitation Probability (%)

2
0
0
0
0
0
0
0
0
0
0
0
0
0
21
36
53
71
80
83
64
49
34
21

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.6
0.7
0.4
0
0
0

Wind Speed/Direction (mph)

7
7
7
6
5
4
3
3
4
4
4
3
3
3
4
3
2
2
4
5
6
7
9
11

Chance of Frost

Temperature (°C)

16
16
17
15
14
13
11
10
9
8
8
7
8
8
8
9
9
9
9
10
10
13
15
17

Feels Like (°C)

13
13
14
14
15
15
10
9
9
8
7
7
5
5
5
6
6
6
7
8
9
10
9
9

Dew Point (°C)

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

Relative Humidity (%)

51
50
49
57
66
75
77
80
81
82
82
82
78
75
74
77
82
87
88
90
93
86
78
72

Pressure (mb)

1020
1020
1021
1021
1021
1021
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1021
1020
1019
1018

Ozone (du)

357
356
354
352
350
349
349
350
350
350
349
348
347
345
344
343
342
341
343
345
347
345
344
343

Monday 18

Waxing Crescent 5%

07:25

23:17

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
06 Bad
07 Bad

Sun - Rise: 05:17, Set: 20:19, Transit: 12:48. Moon - Rise: 07:25, Set: 23:17. Civil Dark: 20:54 - 04:42. Nautical Dark: 21:39 - 03:57. Astro Dark: 22:32 - 03:02

Total Clouds (% Sky Obscured)

96
94
93
92
91
86
81
73
60
46
40
61
81
100
84
65
48

Low Clouds (% Sky Obscured)

27
30
35
38
36
32
22
12
7
3
0
0
0
0
0
0
1

Medium Clouds (% Sky Obscured)

27
18
12
9
4
12
20
27
19
12
3
5
6
8
6
5
4

High Clouds (% Sky Obscured)

72
65
70
79
83
62
40
18
20
24
28
53
77
100
84
65
48

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

10
1
4
8
3
13
14
5
9
8
1
0
0
0
4
8
4

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
18
18
18
17
16
16
16
16
16
16
17
17
18
18
19
20

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
77
81
83
88
89
89
89
89
90
92
93
93
95
93
91
89

Pressure (mb)

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

Ozone (du)

341
340
338
337
335
334
333
332
331
331
331
331
329
327
325
325
324

Forecast for Domaine-Joyeux, Montérégie, Canada (45.22,-73.09)

Generated: 12/05/26 15:22:11. Forecast: 12/05/26 to 18/05/26. Timezone: UTC-4.00