Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 6

Waning Crescent 16%

01:42

17:07

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

Sun - Rise: 06:24, Set: 19:21, Transit: 12:51. Moon - Rise: 01:42, Set: 17:07. Civil Dark: 19:51 - 05:54. Nautical Dark: 20:27 - 05:18. Astro Dark: 21:05 - 04:40

Total Clouds (% Sky Obscured)

29
30
31
48
45
40
31
24
75
72
48
35
31
5
57
18
2
16
3
3
0
24
25
23

Low Clouds (% Sky Obscured)

29
25
31
24
3
0
0
13
23
0
0
31
4
0
0
0
0
0
0
0
0
0
25
23

Medium Clouds (% Sky Obscured)

0
21
17
7
12
34
17
10
16
17
21
13
0
0
11
11
0
10
0
0
0
17
1
10

High Clouds (% Sky Obscured)

0
0
1
3
9
35
11
2
30
30
8
6
28
4
40
3
2
4
2
2
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 (%)

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

Chance of Frost

Temperature (°C)

21
22
22
22
22
21
20
19
18
17
17
16
16
15
15
15
14
14
14
16
18
20
22
24

Feels Like (°C)

21
21
22
21
21
21
18
18
19
17
16
17
17
15
17
14
15
14
15
16
18
21
22
24

Dew Point (°C)

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

Relative Humidity (%)

46
42
38
36
39
51
58
65
71
73
73
73
73
72
72
71
74
74
74
65
57
50
47
45

Pressure (mb)

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

Ozone (du)

335
337
337
337
338
338
339
340
340
339
336
333
330
328
323
318
315
315
314
316
319
319
318
319

Monday 7

Waning Crescent 8%

03:04

17:44

13 Bad
14 OK
15 OK
16 OK
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

Sun - Rise: 06:25, Set: 19:19, Transit: 12:51. Moon - Rise: 03:04, Set: 17:44. Civil Dark: 19:49 - 05:55. Nautical Dark: 20:25 - 05:19. Astro Dark: 21:03 - 04:41

Total Clouds (% Sky Obscured)

51
43
22
37
25
24
100
100
78
100
76
100
100
96
92
98
99
94
85
85
77
72
77
99

Low Clouds (% Sky Obscured)

21
37
22
0
0
0
0
0
0
5
5
5
44
59
43
66
73
80
70
64
66
72
74
47

Medium Clouds (% Sky Obscured)

30
22
11
25
11
8
13
11
14
16
34
37
82
73
53
74
96
79
80
22
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
2
2
2
100
100
61
55
10
100
91
51
33
34
35
35
35
40
32
18
66
98

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
0
0
0
0
0
0
4
12
1
0
3
2
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
7
8
9
8
6
6
7
6
5
5
5
6
5
4
3
4
4
4
7
7
7
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

37
33
32
32
35
43
56
50
51
55
57
58
60
63
68
73
73
76
75
72
56
45
38
34

Pressure (mb)

1019
1019
1019
1018
1018
1018
1019
1019
1020
1020
1020
1021
1021
1021
1022
1022
1023
1023
1024
1025
1025
1025
1025
1025

Ozone (du)

318
319
318
317
318
319
319
317
315
315
315
312
313
316
319
321
321
322
321
320
321
321
320
320

Tuesday 8

Waning Crescent 3%

04:25

18:13

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

Sun - Rise: 06:26, Set: 19:17, Transit: 12:51. Moon - Rise: 04:25, Set: 18:13. Civil Dark: 19:47 - 05:56. Nautical Dark: 20:23 - 05:20. Astro Dark: 21:01 - 04:43

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

34
31
28
0
0
0
0
0
3
0
25
76
78
58
59
48
18
0
0
27
53
80
74
69

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
17
87
97
97
96
94
94
99
91
100
97
100
99
99
98
99
99

High Clouds (% Sky Obscured)

94
100
100
100
100
100
100
100
92
95
95
57
100
100
74
51
100
100
100
100
99
65
65
78

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
7

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
1
2
17
10
10
7
38
57
76
87
91
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.4
0.5
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
22
22
22
21
21
19
18
17
17
16
16
16
16
16
16
16
16
16
15
16
16
17
17

Feels Like (°C)

19
20
20
20
20
19
17
16
15
15
15
15
14
14
14
14
14
13
13
13
14
14
15
16

Dew Point (°C)

3
3
4
4
5
7
8
8
8
9
8
7
7
7
7
7
8
8
9
10
12
13
14
15

Relative Humidity (%)

32
29
30
31
33
40
48
53
57
59
56
55
53
55
56
57
58
60
63
70
78
82
83
86

Pressure (mb)

1025
1024
1024
1024
1023
1024
1024
1024
1024
1024
1024
1024
1023
1023
1022
1022
1021
1021
1020
1020
1019
1018
1017
1016

Ozone (du)

318
317
313
312
311
308
307
305
302
301
299
298
299
299
297
296
297
299
300
301
303
303
302
300

Wednesday 9

Waning Crescent 0%

05:43

18:36

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

Sun - Rise: 06:27, Set: 19:16, Transit: 12:50. Moon - Rise: 05:43, Set: 18:36. Civil Dark: 19:45 - 05:57. Nautical Dark: 20:21 - 05:22. Astro Dark: 20:59 - 04:45

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
97
93
90
90
80
88
87
81
70
84
91

Low Clouds (% Sky Obscured)

64
73
80
91
85
84
79
77
74
73
74
81
86
76
62
54
49
45
43
51
59
68
67
67

Medium Clouds (% Sky Obscured)

100
45
45
50
40
33
78
79
77
79
77
74
74
58
29
3
15
27
34
25
11
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
92
78
68
63
32
35
30
29
22
50
72

ISS Passover

Visibility (miles)

5
9
9
9
9
9
6
2
5
2
5
9
8
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
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
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

83
82
93
95
95
81
95
95
95
95
77
85
93
89
70
37
22
20
19
41
31
15
10
8

Precipitation Amount (mm)

0.5
0.4
0.6
0.9
0.7
0.4
1.9
1.3
1.1
0.8
0.4
0.6
0.8
0.7
0.4
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
17
18
19
20
20
21
20
20
20
20
20
21
21
21
21
20
20
20
20
20
21
22
23

Feels Like (°C)

16
16
16
18
19
19
20
20
20
20
20
20
21
21
21
21
20
20
19
19
19
20
20
20

Dew Point (°C)

15
16
16
16
16
16
16
19
19
20
20
20
20
20
20
20
20
19
19
19
19
18
16
13

Relative Humidity (%)

90
92
89
81
77
77
76
96
96
98
96
96
95
95
95
96
95
95
96
93
91
84
68
55

Pressure (mb)

1015
1014
1013
1011
1010
1009
1008
1008
1007
1007
1006
1005
1005
1004
1004
1004
1004
1005
1005
1005
1005
1005
1005
1005

Ozone (du)

295
293
292
290
288
287
287
285
284
285
286
286
288
290
295
297
296
296
297
298
299
299
299
300

Thursday 10

New Moon 0%

06:59

18:56

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

Sun - Rise: 06:28, Set: 19:14, Transit: 12:50. Moon - Rise: 06:59, Set: 18:56. Civil Dark: 19:44 - 05:59. Nautical Dark: 20:19 - 05:23. Astro Dark: 20:56 - 04:46

Total Clouds (% Sky Obscured)

99
94
83
96
91
81
74
79
84
88
83
78
74
28
26
29
29
29
20
20
19
19
22
24

Low Clouds (% Sky Obscured)

67
67
67
64
56
47
36
30
25
20
15
9
3
10
12
15
9
5
0
6
13
19
22
24

Medium Clouds (% Sky Obscured)

0
0
0
0
10
19
31
49
79
83
53
37
47
13
7
2
1
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

99
94
83
96
73
44
25
25
25
20
20
20
20
28
26
29
29
29
20
18
10
2
2
1

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 (%)

3
2
1
0
0
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)

14
14
13
12
11
10
9
8
7
8
7
7
7
7
6
5
5
5
5
5
5
5
4
4

Chance of Frost

Temperature (°C)

23
24
24
24
23
22
21
20
20
18
17
16
16
15
14
14
13
13
13
13
14
15
16
17

Feels Like (°C)

21
21
21
23
21
21
20
19
18
17
15
14
14
13
12
12
12
12
11
12
11
12
12
13

Dew Point (°C)

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

Relative Humidity (%)

50
46
44
44
48
53
60
64
61
57
61
60
59
61
60
59
58
58
58
58
52
49
45
43

Pressure (mb)

1005
1004
1004
1005
1005
1005
1005
1006
1006
1007
1008
1008
1009
1009
1010
1010
1011
1011
1012
1012
1012
1013
1013
1012

Ozone (du)

298
298
298
297
301
300
302
302
303
302
303
303
302
304
306
308
310
312
313
315
314
313
313
310

Friday 11

Waxing Crescent 0%

08:12

19:14

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

Sun - Rise: 06:30, Set: 19:12, Transit: 12:50. Moon - Rise: 08:12, Set: 19:14. Civil Dark: 19:42 - 06:00. Nautical Dark: 20:17 - 05:24. Astro Dark: 20:54 - 04:48

Total Clouds (% Sky Obscured)

26
23
25
30
30
26
21
15
8
0
0
1
1
16
28
42
37
38
28
39
47
58
48
37

Low Clouds (% Sky Obscured)

26
23
25
30
30
26
21
15
8
0
0
0
0
16
28
42
37
38
28
39
35
19
33
37

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
6
11

High Clouds (% Sky Obscured)

1
1
0
0
0
0
0
0
0
0
0
1
1
16
28
42
37
28
23
30
39
52
40
26

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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
15
19
19
19
19
19
19
15
16
16
15
15
15
12
13
13
12
12
12
14
14
14
15

Dew Point (°C)

5
5
6
6
7
8
8
9
9
9
9
9
8
8
8
8
8
8
9
9
9
9
10
9

Relative Humidity (%)

42
41
42
44
45
51
56
64
66
69
71
74
75
77
79
80
81
80
79
77
69
62
54
50

Pressure (mb)

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

Ozone (du)

308
306
305
303
301
301
301
300
301
301
302
301
300
299
298
298
297
297
296
295
294
293
293
293

Saturday 12

Waxing Crescent 3%

09:24

19:33

13 OK
14 OK
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 OK
05 OK
06 OK
07 Bad

Sun - Rise: 06:31, Set: 19:10, Transit: 12:49. Moon - Rise: 09:24, Set: 19:33. Civil Dark: 19:40 - 06:01. Nautical Dark: 20:15 - 05:26. Astro Dark: 20:52 - 04:49

Total Clouds (% Sky Obscured)

27
45
67
85
71
56
39
49
60
66
60
54
47
44
40
31
39
42
45

Low Clouds (% Sky Obscured)

27
42
38
25
24
22
20
13
11
9
6
4
0
7
14
23
38
42
45

Medium Clouds (% Sky Obscured)

19
29
34
35
35
32
28
15
8
0
0
0
0
6
13
19
13
6
0

High Clouds (% Sky Obscured)

8
33
61
85
61
33
3
23
42
62
56
53
42
27
18
6
5
3
1

ISS Passover

Visibility (miles)

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

Precipitation Type

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
1
0
9
13
12
12
29
34
31
24
2
7
8
6

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
17
23
23
23
23
23
23
20
19
20
19
19
19
17
17
17
17
17

Dew Point (°C)

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

Relative Humidity (%)

46
42
43
44
44
49
55
61
64
67
71
72
73
75
78
81
83
81
81

Pressure (mb)

1012
1012
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011
1011
1011
1011
1012

Ozone (du)

293
293
292
292
291
291
291
291
291
291
291
290
289
288
289
289
289
290
290

Forecast for Le Vieux-Port, Montréal, Canada (45.50,-73.57)

Generated: 06/09/26 12:58:20. Forecast: 06/09/26 to 12/09/26. Timezone: UTC-4.00