Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 27

Waxing Gibbous 97%

19:28

03:20

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

Sun - Rise: 05:04, Set: 20:47, Transit: 12:55. Moon - Rise: 19:28, Set: 03:20. Civil Dark: 21:26 - 04:25. Nautical Dark: 22:17 - 03:34. Astro Dark: 23:29 - 02:22

Total Clouds (% Sky Obscured)

100
94
93
20
4
0
0
0
0
0
0
2
6
5
4
9
21
24
22
23
17
38
60
0

Low Clouds (% Sky Obscured)

4
4
0
0
0
0
0
0
0
0
0
0
6
5
4
9
21
24
22
23
17
32
10
0

Medium Clouds (% Sky Obscured)

7
14
2
7
0
0
0
0
0
0
0
0
0
0
0
0
10
19
0
23
0
26
1
0

High Clouds (% Sky Obscured)

100
46
10
8
4
0
0
0
0
0
0
2
3
2
0
0
0
0
0
0
0
3
25
0

ISS Passover

Visibility (miles)

8
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
7
79
93
100
95
40
2
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 (%)

20
0
2
1
0
0
0
0
0
0
0
0
0
0
0
4
17
12
15
26
52
31
31
8

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

Chance of Frost

Temperature (°C)

23
23
22
20
19
19
18
17
17
16
16
16
16
18
20
21
23
23
24
25
25
26
26
26

Feels Like (°C)

25
25
23
23
22
21
21
20
20
19
18
19
19
21
23
24
26
27
27
28
28
29
27
27

Dew Point (°C)

19
20
19
18
17
16
16
16
15
15
15
15
15
16
17
18
18
18
18
18
17
16
17
19

Relative Humidity (%)

75
81
83
86
86
86
89
89
90
92
90
92
92
89
85
80
74
71
67
64
60
56
59
68

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016

Ozone (du)

366
368
371
373
372
373
371
372
374
372
369
367
364
365
365
364
365
369
370
372
371
371
372
373

Sunday 28

Waxing Gibbous 99%

20:22

04:10

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

Sun - Rise: 05:04, Set: 20:47, Transit: 12:56. Moon - Rise: 20:22, Set: 04:10. Civil Dark: 21:25 - 04:26. Nautical Dark: 22:17 - 03:34. Astro Dark: 23:29 - 02:23

Total Clouds (% Sky Obscured)

0
27
40
2
0
0
3
55
50
50
43
6
6
31
56
100
100
100
100
97
79
87
59
62

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
2
7
13
24
10
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
30
1
47
69
52
63
53
56

High Clouds (% Sky Obscured)

0
0
0
0
0
0
3
45
50
49
43
6
6
31
56
100
100
100
99
87
53
38
4
11

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
6
86
100
100
100
90
22
1
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 (%)

7
3
0
5
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
2
23

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

Chance of Frost

Temperature (°C)

25
24
23
21
20
19
18
17
17
17
16
16
16
18
20
22
23
24
25
26
27
27
28
28

Feels Like (°C)

28
27
24
21
21
21
21
19
17
16
17
16
19
21
21
24
25
26
27
28
28
28
29
29

Dew Point (°C)

20
20
19
16
16
16
16
15
15
15
15
15
15
16
17
18
18
19
19
19
18
19
19
20

Relative Humidity (%)

73
80
81
75
81
85
85
88
89
90
89
90
89
86
81
77
73
70
66
63
59
58
60
63

Pressure (mb)

1016
1016
1016
1016
1017
1017
1017
1017
1017
1018
1018
1018
1019
1019
1020
1020
1020
1020
1020
1019
1019
1018
1018
1018

Ozone (du)

375
374
374
371
371
362
354
351
351
349
347
346
346
342
341
341
339
339
337
337
337
337
335
334

Monday 29

Full Moon 100%

21:08

05:10

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
15 Bad
16 Bad
17 Bad

Sun - Rise: 05:05, Set: 20:47, Transit: 12:56. Moon - Rise: 21:08, Set: 05:10. Civil Dark: 21:25 - 04:27. Nautical Dark: 22:17 - 03:35. Astro Dark: 23:28 - 02:25

Total Clouds (% Sky Obscured)

48
62
77
91
81
64
73
48
100
100
90
78
91
87
90
96
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
10
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
23

Medium Clouds (% Sky Obscured)

40
51
72
63
55
62
45
33
43
28
41
13
37
26
62
66
67
33
40
100
98
96
95
96

High Clouds (% Sky Obscured)

0
4
5
42
39
5
58
18
100
100
79
75
80
80
87
95
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
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

Light Rain
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 (%)

58
12
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
7
45
71

Precipitation Amount (mm)

0.4
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
5
5
6
5
5
5
4
4
5
5
5
6
7
7
7
8
8
7
5
4

Chance of Frost

Temperature (°C)

27
26
25
22
21
20
20
20
20
19
19
18
18
20
22
23
25
26
27
27
28
27
27
26

Feels Like (°C)

29
28
26
23
22
21
21
21
22
20
19
18
18
21
22
24
26
28
28
29
29
29
29
28

Dew Point (°C)

22
22
22
20
19
19
18
18
18
18
17
16
16
17
18
19
21
24
21
20
21
23
23
23

Relative Humidity (%)

73
78
84
87
89
89
89
91
91
91
89
86
86
82
79
78
78
84
70
65
66
76
78
81

Pressure (mb)

1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1015
1014
1014
1014
1014

Ozone (du)

335
336
336
335
335
333
332
334
332
329
329
329
330
328
328
327
326
326
327
325
321
319
318
317

Tuesday 30

Waning Gibbous 99%

21:45

06:15

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
15 Bad
16 Bad
17 Bad

Sun - Rise: 05:06, Set: 20:47, Transit: 12:56. Moon - Rise: 21:45, Set: 06:15. Civil Dark: 21:25 - 04:27. Nautical Dark: 22:16 - 03:36. Astro Dark: 23:27 - 02:26

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
98
99
99
97
100
100
91
90

Low Clouds (% Sky Obscured)

45
68
72
77
81
81
80
79
78
77
76
79
81
84
85
85
85
87
88
90
74
59
43
32

Medium Clouds (% Sky Obscured)

98
100
100
100
41
33
31
27
25
26
24
29
29
25
30
20
17
24
26
32
20
10
0
0

High Clouds (% Sky Obscured)

100
100
100
67
100
100
100
100
100
100
100
100
100
100
97
96
92
43
38
40
98
100
50
52

ISS Passover

Visibility (miles)

9
7
8
4
7
9
9
5
9
9
9
4
9
3
2
4
9
5
3
9
9
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
0

Precipitation Type

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

Precipitation Probability (%)

79
94
95
95
95
95
95
95
95
95
63
53
69
85
79
40
4
3
18
19
23
26
50
73

Precipitation Amount (mm)

0.2
0.4
0.6
1
1.2
1.4
1.5
1.4
1.2
0.7
0.3
0
0.3
0.8
0.5
0
0
0
0
0
0
0
0
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

25
23
22
21
21
20
20
20
19
19
19
19
20
20
21
22
23
24
25
27
28
29
30
30

Feels Like (°C)

27
26
23
23
21
21
21
21
20
21
22
21
22
22
23
24
25
26
27
29
30
32
33
35

Dew Point (°C)

23
22
22
21
20
19
19
19
19
19
19
18
19
19
20
21
22
24
25
25
25
25
25
27

Relative Humidity (%)

89
94
96
98
96
96
95
95
96
95
95
95
95
95
95
96
95
97
95
90
83
80
77
80

Pressure (mb)

1014
1014
1013
1013
1013
1013
1012
1012
1011
1011
1011
1011
1011
1012
1012
1012
1011
1011
1011
1010
1010
1009
1008
1008

Ozone (du)

316
317
315
313
313
313
312
310
310
311
311
310
310
308
308
308
307
306
305
305
304
304
304
304

Wednesday 1

Waning Gibbous 95%

22:15

07:23

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 OK
07 OK
08 OK
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 05:06, Set: 20:47, Transit: 12:56. Moon - Rise: 22:15, Set: 07:23. Civil Dark: 21:25 - 04:28. Nautical Dark: 22:16 - 03:37. Astro Dark: 23:26 - 02:27

Total Clouds (% Sky Obscured)

96
85
84
71
70
55
58
55
37
45
53
47
43
44
47
50
52
62
70
78
69
62
54
68

Low Clouds (% Sky Obscured)

21
12
20
25
33
36
43
47
37
44
50
45
41
37
37
33
31
36
38
41
28
14
0
1

Medium Clouds (% Sky Obscured)

0
0
8
17
25
17
8
0
7
15
22
21
20
19
24
29
34
43
53
62
56
51
47
38

High Clouds (% Sky Obscured)

52
52
48
65
62
55
58
55
0
1
1
3
3
6
6
7
8
8
8
11
13
19
27
34

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

Precipitation Probability (%)

71
54
75
76
55
87
95
95
30
23
7
7
5
0
0
0
0
2
3
4
16
20
18
23

Precipitation Amount (mm)

0
0
0.2
0.3
0
0.6
0.9
1.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
8
8
8
7
5
4
5
6
5
6
6
5
5
5
4
4
5
5
5
6
4
4
5

Chance of Frost

Temperature (°C)

30
29
29
28
27
25
25
24
24
24
23
23
24
25
26
27
28
30
30
31
32
32
32
32

Feels Like (°C)

33
32
33
31
30
29
29
28
27
26
27
26
26
26
25
30
30
30
31
32
33
34
34
33

Dew Point (°C)

26
26
27
25
25
23
22
21
20
21
21
21
21
22
23
23
23
23
24
25
25
25
26
26

Relative Humidity (%)

80
85
88
86
91
86
82
82
82
83
85
88
85
84
83
78
73
69
68
68
68
68
69
70

Pressure (mb)

1008
1007
1007
1008
1008
1009
1009
1009
1009
1010
1011
1011
1012
1012
1012
1013
1013
1013
1013
1012
1012
1012
1011
1011

Ozone (du)

304
305
304
305
303
304
306
308
307
307
307
307
306
305
304
303
302
301
301
302
302
302
302
301

Thursday 2

Waning Gibbous 90%

22:38

08:32

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 OK
13 OK
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 05:07, Set: 20:46, Transit: 12:56. Moon - Rise: 22:38, Set: 08:32. Civil Dark: 21:24 - 04:29. Nautical Dark: 22:16 - 03:38. Astro Dark: 23:25 - 02:29

Total Clouds (% Sky Obscured)

82
96
97
98
99
99
100
100
91
82
70
59
51
44
59
74
90
63
37
12
24
36
47
45

Low Clouds (% Sky Obscured)

3
4
4
7
3
0
0
0
1
3
6
11
16
20
21
21
21
24
28
12
24
17
10
7

Medium Clouds (% Sky Obscured)

28
21
40
58
79
82
83
85
83
80
70
46
25
6
20
33
44
24
11
0
2
4
6
4

High Clouds (% Sky Obscured)

40
54
66
72
78
87
94
100
89
71
52
42
36
21
42
64
90
63
32
0
7
15
30
26

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

27
29
33
51
80
84
78
54
42
33
11
14
13
2
3
2
1
15
17
10
19
22
23
39

Precipitation Amount (mm)

0
0
0
0
0.6
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

31
30
29
27
26
25
24
24
23
23
23
22
23
24
25
26
27
28
29
30
32
32
31
31

Feels Like (°C)

34
34
34
30
31
31
29
29
27
24
24
24
24
24
24
28
29
30
30
30
30
37
37
36

Dew Point (°C)

26
25
25
24
24
24
23
23
22
22
22
21
22
21
22
22
23
23
23
23
24
24
24
25

Relative Humidity (%)

74
76
80
84
88
94
94
95
95
95
95
94
91
85
83
78
75
72
68
66
62
64
65
67

Pressure (mb)

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

Ozone (du)

301
301
301
301
302
302
303
304
306
305
305
305
306
308
309
311
313
315
315
315
315
314
313
311

Friday 3

Waning Gibbous 83%

22:58

09:41

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: 05:07, Set: 20:46, Transit: 12:57. Moon - Rise: 22:58, Set: 09:41. Civil Dark: 21:24 - 04:30. Nautical Dark: 22:15 - 03:39. Astro Dark: 23:24 - 02:30

Total Clouds (% Sky Obscured)

43
46
45
46
48
68
81
95
97
99
100
98
96
94

Low Clouds (% Sky Obscured)

3
3
2
2
0
6
12
18
24
30
36
25
15
5

Medium Clouds (% Sky Obscured)

2
0
5
10
13
28
42
55
63
72
82
82
84
89

High Clouds (% Sky Obscured)

20
13
24
46
48
68
81
95
97
99
100
95
90
84

ISS Passover

Visibility (miles)

9
9
9
9
9
9
7
4
1
2
2
2
4
7

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

46
50
48
45
41
46
52
65
84
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0.4
0.6
0.8
1.2
1
0.9
0.8

Wind Speed/Direction (mph)

5
5
6
5
4
4
3
2
2
4
6
7
6
5

Chance of Frost

Temperature (°C)

30
29
28
27
26
24
24
23
22
22
21
21
21
21

Feels Like (°C)

37
37
37
30
29
29
29
28
28
24
24
24
24
25

Dew Point (°C)

25
25
25
25
24
23
22
22
22
21
21
21
21
21

Relative Humidity (%)

72
79
85
88
90
91
92
94
95
96
96
98
96
96

Pressure (mb)

1012
1012
1012
1013
1013
1013
1013
1012
1012
1012
1012
1013
1013
1013

Ozone (du)

312
312
313
312
311
310
310
310
309
310
311
312
316
321

Forecast for Sorel-Tracy, Montérégie, Canada (46.04,-73.11)

Generated: 27/06/26 18:51:13. Forecast: 27/06/26 to 03/07/26. Timezone: UTC-4.00