Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 13

Waning Crescent 7%

03:45

16:34

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 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
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
97

Low Clouds (% Sky Obscured)

73
73
80
100
86
67
32
52
53
66
76
73
76
81
83
86
87
98
100
100
100
99
100
95

Medium Clouds (% Sky Obscured)

100
100
74
73
79
100
84
90
86
68
73
100
100
100
100
100
92
100
98
88
77
91
85
53

High Clouds (% Sky Obscured)

100
100
100
54
100
95
96
96
95
34
100
33
73
100
100
100
100
100
16
17
3
0
67
5

ISS Passover

Visibility (miles)

3
3
9
9
9
9
5
9
9
9
9
9
9
3
4
4
7
9
9
9
9
8
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
Light Rain
Light Rain
None
None
None
Light Rain
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
Light Rain
None
None

Precipitation Probability (%)

95
95
88
52
37
44
94
48
44
37
69
91
95
95
95
95
84
73
45
32
38
63
42
41

Precipitation Amount (mm)

1.2
0.8
0.5
0
0
0
0.8
0
0
0
0.2
0.6
1.4
1.4
0.7
0.6
0.4
0
0
0
0
0.4
0
0

Wind Speed/Direction (mph)

12
12
11
8
7
6
5
5
5
4
4
5
5
4
4
4
4
3
2
4
4
4
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
93
87
91
93
96
96
95
95
93
93
96
98
98
95
93
93
90
88
88
91
93

Pressure (mb)

1011
1010
1009
1009
1008
1008
1008
1008
1008
1008
1008
1007
1007
1007
1007
1007
1008
1009
1009
1009
1010
1010
1010
1009

Ozone (du)

382
387
392
395
395
399
399
401
401
400
401
400
399
399
400
400
404
403
402
398
398
400
399
397

Thursday 14

Waning Crescent 2%

04:09

17:54

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 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
99
100
100
100
100
100
100
100
97
100
94
95
98
96
90
91
90
86
96
100
96
93
86

Low Clouds (% Sky Obscured)

93
81
88
84
82
82
89
89
69
45
47
46
55
66
47
49
26
10
5
28
15
61
31
62

Medium Clouds (% Sky Obscured)

100
97
99
100
100
100
100
99
99
84
93
72
48
96
90
76
77
85
70
90
64
48
49
21

High Clouds (% Sky Obscured)

75
59
55
88
100
100
100
100
95
97
100
82
85
85
90
90
9
86
57
57
90
8
1
0

ISS Passover

Visibility (miles)

9
2
9
9
9
9
4
6
5
4
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

Light Rain
Light Rain
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

80
95
62
95
95
95
95
95
83
71
32
13
10
23
34
36
28
18
12
4
19
22
8
5

Precipitation Amount (mm)

0.6
0.9
0
0.6
0.6
0.9
0.7
0.7
0.4
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
11
11
12
11
11
11
11
11
11
10
10
10
10
10
9
9
10
11
11
10
9
11
14

Relative Humidity (%)

93
96
98
98
96
96
98
98
98
95
95
95
96
96
96
96
95
93
90
80
70
66
73
81

Pressure (mb)

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

Ozone (du)

395
397
400
401
402
398
394
394
395
393
395
396
398
394
392
394
395
397
398
397
397
397
397
395

Friday 15

Waning Crescent 0%

04:40

19:18

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

95
91
94
89
94
69
98
64
100
94
77
85
64
92
93
89
77
44
34
33
23
20
36
60

Low Clouds (% Sky Obscured)

36
57
57
52
52
21
20
10
51
51
47
48
64
51
60
40
45
20
19
21
20
20
27
41

Medium Clouds (% Sky Obscured)

46
35
36
30
41
21
23
19
19
22
19
24
35
89
38
75
46
32
29
25
21
13
7
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
45
62
100
65
38
35
3
0
0
0
0
3
1
5
2
1
1
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 (%)

4
5
5
3
2
0
0
0
0
1
2
1
3
10
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)

3
3
2
2
2
3
3
4
5
5
5
6
6
6
5
6
6
8
9
11
12
13
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
17
18
18
17
17
15
13
13
10
10
9
8
10
9
9
9
10
11
13
13
15
17
17

Dew Point (°C)

14
14
14
14
14
14
13
12
11
11
11
10
10
10
10
10
10
11
11
11
12
12
12
12

Relative Humidity (%)

78
74
72
73
78
79
81
84
92
93
92
88
96
96
93
95
96
92
84
76
73
70
64
60

Pressure (mb)

1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1015
1014
1014
1013
1013
1012
1011

Ozone (du)

391
387
380
377
374
374
375
374
370
365
363
363
362
354
350
349
349
348
343
341
338
336
335
335

Saturday 16

New Moon 1%

05:21

20:45

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

72
84
99
90
89
86
51
46
44
42
40
35
35
35
30
40
74
46
60
93
94
92
32
31

Low Clouds (% Sky Obscured)

28
31
44
38
47
50
9
15
15
13
7
6
6
4
5
14
65
26
48
84
78
46
32
31

Medium Clouds (% Sky Obscured)

17
34
51
49
49
43
47
46
42
41
39
35
28
31
30
27
19
7
18
31
42
40
30
21

High Clouds (% Sky Obscured)

28
63
95
72
49
26
30
33
37
42
40
35
35
32
17
17
16
17
11
6
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
8
8
9
4
5
4
5
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
1
1
15
31
36
62
83
90
59
35
21
40
53
59
48
33
5
7
7
1
10
14
17

Precipitation Amount (mm)

0
0
0
0
0
0.2
0.4
0.6
0.8
0.4
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
10
9
9
8
7
6
6
7
8
7
7
8
6
6
6
6
7
10
11
11
10
10
10

Chance of Frost

Temperature (°C)

20
20
20
21
21
20
19
17
16
16
16
15
15
14
12
11
11
12
13
13
13
14
15
16

Feels Like (°C)

17
19
19
20
20
18
17
16
15
14
15
14
14
13
12
10
10
10
11
11
9
11
12
14

Dew Point (°C)

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

Relative Humidity (%)

65
74
75
72
72
78
82
89
92
89
86
89
90
93
92
93
95
90
79
71
66
59
54
51

Pressure (mb)

1010
1010
1009
1008
1008
1008
1008
1007
1007
1007
1007
1008
1008
1009
1010
1010
1011
1012
1013
1014
1015
1015
1016
1016

Ozone (du)

334
334
334
333
333
334
332
336
344
350
352
353
356
353
357
366
372
369
363
365
363
366
365
369

Sunday 17

Waxing Crescent 1%

06:16

22:07

14 OK
15 Bad
16 Bad
17 OK
18 OK
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

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)

23
73
69
20
17
95
93
92
90
95
96
92
82
88
93
95
97
99
99
99
99
97
95
92

Low Clouds (% Sky Obscured)

23
40
31
20
15
7
4
2
0
0
0
0
0
0
0
2
5
8
24
38
52
50
48
46

Medium Clouds (% Sky Obscured)

21
20
17
15
16
16
12
5
0
0
0
0
34
34
43
56
70
83
88
92
96
89
84
77

High Clouds (% Sky Obscured)

0
8
12
2
2
30
30
35
35
49
58
69
47
45
43
55
63
81
72
62
49
67
79
54

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
Light Rain
Light Rain

Precipitation Probability (%)

17
17
13
12
9
2
1
0
0
0
0
0
0
0
0
12
17
20
26
32
40
73
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
0
0.4
0.8

Wind Speed/Direction (mph)

11
11
10
10
8
7
7
5
4
4
4
4
4
3
3
3
3
3
3
4
4
5
5
5

Chance of Frost

Temperature (°C)

17
17
17
17
17
15
13
12
11
10
9
8
8
8
8
7
9
10
12
12
13
14
14
14

Feels Like (°C)

15
15
14
13
16
14
11
10
9
8
6
6
6
6
6
6
6
5
5
11
10
10
12
12

Dew Point (°C)

6
6
5
5
8
9
9
8
7
6
6
6
5
6
5
5
6
6
6
7
7
8
9
11

Relative Humidity (%)

50
47
43
44
54
65
72
75
77
80
82
84
85
85
85
85
78
72
67
67
68
68
74
79

Pressure (mb)

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

Ozone (du)

368
367
364
360
358
356
355
354
353
353
352
351
349
348
347
346
346
345
344
342
340
337
338
339

Monday 18

Waxing Crescent 6%

07:25

23:17

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

90
88
87
73
61
56
67
74
83
82
79
75
73
72
70
56
42
31
41
56
61
73
84
96

Low Clouds (% Sky Obscured)

40
33
27
24
19
1
5
10
25
36
52
64
46
27
8
19
29
31
38
35
35
45
56
67

Medium Clouds (% Sky Obscured)

69
62
56
47
39
33
31
22
9
4
2
0
2
4
5
9
12
13
19
27
30
22
15
9

High Clouds (% Sky Obscured)

39
31
22
21
16
16
19
17
11
23
41
62
70
72
70
56
42
31
41
56
61
73
84
96

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

Light Rain
Light Rain
None
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
Light Rain

Precipitation Probability (%)

93
67
2
4
3
0
0
0
0
1
1
1
6
6
1
9
9
4
26
35
41
45
51
59

Precipitation Amount (mm)

0.9
0.6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.3
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
13
13
13
13
13
13
13
13
13
12
11
12
15
15
15
16
15
16
22
22
22
22
22

Dew Point (°C)

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

Relative Humidity (%)

84
83
83
82
83
85
84
87
89
90
92
92
93
95
93
95
90
88
84
80
76
72
70
69

Pressure (mb)

1019
1019
1018
1018
1017
1017
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1013
1012

Ozone (du)

340
339
337
336
336
336
335
336
336
336
336
335
335
334
334
333
333
332
331
331
331
331
329
328

Tuesday 19

Waxing Crescent 13%

08:43

00:11

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
06 Bad
07 Bad

Sun - Rise: 05:16, Set: 20:20, Transit: 12:48. Moon - Rise: 08:43, Set: 00:11. Civil Dark: 20:55 - 04:41. Nautical Dark: 21:40 - 03:55. Astro Dark: 22:34 - 03:00

Total Clouds (% Sky Obscured)

96
97
99
80
58
36
43
49
58
55
60
66
75
84
91
84
80
73

Low Clouds (% Sky Obscured)

69
70
70
61
52
36
38
37
36
39
47
63
72
82
91
84
72
58

Medium Clouds (% Sky Obscured)

22
41
62
51
41
31
22
14
10
10
10
5
5
5
10
4
3
3

High Clouds (% Sky Obscured)

87
79
74
64
58
36
43
49
58
55
60
61
57
56
59
52
44
37

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

58
58
39
46
49
51
80
95
95
95
95
95
95
90
71
47
29
14

Precipitation Amount (mm)

0.3
0.3
0
0
0
0
0.5
0.9
1.3
1.4
1.7
2.1
1.3
0.7
0.4
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

25
25
26
27
25
23
22
20
18
16
15
14
13
13
12
11
12
12

Feels Like (°C)

23
24
24
24
24
25
26
20
19
18
17
16
15
10
9
10
10
9

Dew Point (°C)

18
19
20
20
19
19
18
16
14
12
11
10
9
9
9
8
9
9

Relative Humidity (%)

67
67
67
67
70
74
80
79
77
75
74
75
75
77
80
83
81
79

Pressure (mb)

1011
1011
1010
1010
1010
1011
1011
1012
1013
1013
1014
1014
1014
1015
1015
1015
1015
1016

Ozone (du)

326
325
323
321
323
324
325
325
325
326
326
326
326
326
325
325
326
328

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

Generated: 13/05/26 14:09:38. Forecast: 13/05/26 to 19/05/26. Timezone: UTC-4.00