Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 16

Waxing Crescent 32%

13:56

21:15

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
15 Bad
16 Bad

Sun - Rise: 06:36, Set: 19:02, Transit: 12:48. Moon - Rise: 13:56, Set: 21:15. Civil Dark: 19:32 - 06:06. Nautical Dark: 20:07 - 05:31. Astro Dark: 20:43 - 04:55

Total Clouds (% Sky Obscured)

61
81
85
100
100
100
100
100
100
100
100
100
100
100
100
98
96
90
85
83
86
93
92
99

Low Clouds (% Sky Obscured)

26
15
20
21
25
13
12
36
48
31
42
43
50
45
45
44
32
30
23
40
34
56
82
33

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
11
43
61
63
69
62
52
55
77
80
98

High Clouds (% Sky Obscured)

61
81
85
100
100
100
100
100
100
100
100
100
100
100
100
89
80
41
11
40
40
3
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
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

24
23
21
19
18
18
16
14
14
13
13
12
11
11
11
12
13
14
16
19
20
20
20
20

Dew Point (°C)

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

Relative Humidity (%)

73
76
85
88
88
86
77
78
78
75
75
75
76
76
77
75
68
66
62
59
64
71
73
76

Pressure (mb)

1024
1024
1024
1025
1025
1026
1026
1026
1026
1026
1025
1025
1025
1025
1025
1025
1025
1025
1024
1023
1022
1022
1021
1020

Ozone (du)

292
292
290
288
286
286
285
284
283
282
283
284
283
282
280
278
279
278
276
278
278
278
284
289

Thursday 17

Waxing Crescent 41%

14:52

21:56

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

Sun - Rise: 06:37, Set: 19:00, Transit: 12:48. Moon - Rise: 14:52, Set: 21:56. Civil Dark: 19:30 - 06:08. Nautical Dark: 20:05 - 05:33. Astro Dark: 20:41 - 04:57

Total Clouds (% Sky Obscured)

50
44
34
28
28
35
31
31
56
51
14
0
23
46
83
48
48
2
15
12
7
10
15
18

Low Clouds (% Sky Obscured)

21
34
13
25
28
35
31
23
0
11
5
0
1
43
39
8
15
0
13
12
7
10
15
11

Medium Clouds (% Sky Obscured)

32
23
19
15
5
17
19
11
7
5
8
0
4
17
12
4
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
0
0
0
2
2
10

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
1
4
6
10
13
11
6
2
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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)

4
2
1
2
3
4
5
5
6
6
6
6
7
8
7
8
10
11
11
12
12
12
11
10

Chance of Frost

Temperature (°C)

21
20
19
17
16
16
15
15
15
14
13
13
13
13
13
14
16
16
17
17
18
18
18
18

Feels Like (°C)

20
22
21
19
17
17
16
16
15
13
12
13
12
11
12
12
13
13
16
15
15
15
15
15

Dew Point (°C)

16
15
16
15
14
14
14
14
14
13
12
12
12
12
11
11
11
8
7
6
6
5
3
3

Relative Humidity (%)

75
74
84
85
86
89
90
92
93
93
93
95
96
93
90
83
72
60
50
47
46
41
35
35

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1020
1020
1021
1021
1022
1022
1022
1022
1022
1022
1021
1021

Ozone (du)

293
299
303
303
307
310
308
309
310
310
310
311
313
310
308
310
310
310
310
308
307
305
306
304

Friday 18

First Quarter 51%

15:39

22:46

17 Good
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 Good
09 Good
10 OK
11 OK
12 Bad
13 OK
14 OK
15 Bad
16 OK

Sun - Rise: 06:38, Set: 18:58, Transit: 12:47. Moon - Rise: 15:39, Set: 22:46. Civil Dark: 19:28 - 06:09. Nautical Dark: 20:03 - 05:34. Astro Dark: 20:38 - 04:58

Total Clouds (% Sky Obscured)

9
56
68
70
53
56
65
67
64
61
65
62
63
27
35
2
3
22
43
64
48
43
72
47

Low Clouds (% Sky Obscured)

0
18
20
0
9
20
0
0
37
39
23
0
5
0
0
0
0
22
43
35
31
21
10
0

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
0
0

High Clouds (% Sky Obscured)

9
44
67
69
53
56
60
67
64
61
65
62
51
17
20
1
1
0
18
64
30
33
68
47

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)

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

Chance of Frost

Temperature (°C)

18
17
14
13
12
11
10
9
8
7
7
7
6
6
5
7
9
11
12
13
14
15
15
15

Feels Like (°C)

16
16
13
11
9
7
7
7
6
7
7
7
6
4
4
4
8
9
11
12
12
13
14
13

Dew Point (°C)

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

Relative Humidity (%)

43
50
54
54
52
56
60
67
73
75
75
76
79
79
79
70
62
61
58
54
50
48
47
48

Pressure (mb)

1022
1022
1022
1023
1024
1025
1025
1025
1025
1026
1026
1026
1026
1026
1027
1027
1027
1027
1027
1026
1025
1025
1024
1023

Ozone (du)

304
304
302
302
301
300
299
297
296
294
292
293
293
294
294
295
296
297
296
294
293
295
295
293

Saturday 19

Waxing Gibbous 61%

16:17

23:44

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
15 Bad
16 Bad

Sun - Rise: 06:40, Set: 18:56, Transit: 12:47. Moon - Rise: 16:17, Set: 23:44. Civil Dark: 19:26 - 06:10. Nautical Dark: 20:00 - 05:35. Astro Dark: 20:36 - 05:00

Total Clouds (% Sky Obscured)

50
50
60
58
62
63
54
70
56
62
74
88
77
67
57
61
63
65
64
61
60
71
82
93

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
13
27
44
49
49
46
52
55
62

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
1
2
3
10
19
58
31
40
34
24
19
37
41
46
37
16
29
39

High Clouds (% Sky Obscured)

50
50
60
58
62
63
54
59
42
52
62
72
58
49
35
30
35
35
30
25
20
20
15
15

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
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

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
3
9
18
38
38
40
32
22
18
6

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
4
4
4
4
4
4
4
4
4
4
3
3
3
4
5
4
4
4
4
4

Chance of Frost

Temperature (°C)

15
14
12
10
9
9
8
8
7
7
7
7
7
8
8
8
11
13
16
16
17
18
18
18

Feels Like (°C)

15
13
11
9
8
8
7
7
5
4
5
5
4
4
5
7
9
11
13
14
15
16
17
17

Dew Point (°C)

5
6
6
6
5
5
5
5
5
5
5
4
3
3
3
3
4
6
9
12
14
15
16
17

Relative Humidity (%)

50
61
68
73
76
78
82
84
84
85
87
82
77
73
71
68
60
59
66
74
82
85
90
92

Pressure (mb)

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

Ozone (du)

293
293
293
291
292
293
293
294
293
292
292
292
292
292
290
287
285
282
280
279
280
282
283
283

Sunday 20

Waxing Gibbous 70%

16:47

00:49

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

Sun - Rise: 06:41, Set: 18:54, Transit: 12:47. Moon - Rise: 16:47, Set: 00:49. Civil Dark: 19:24 - 06:11. Nautical Dark: 19:58 - 05:37. Astro Dark: 20:34 - 05:01

Total Clouds (% Sky Obscured)

92
94
94
74
63
55
51
49
41
38
35
33
37
45
70
63
56
45
38
39
39
62
84
100

Low Clouds (% Sky Obscured)

74
85
94
74
63
55
51
49
41
38
35
33
37
36
31
30
28
27
18
9
0
0
0
0

Medium Clouds (% Sky Obscured)

36
33
31
27
24
21
14
7
0
0
0
0
0
0
0
0
0
0
0
0
0
5
11
16

High Clouds (% Sky Obscured)

1
5
4
24
44
55
43
23
0
0
0
0
9
20
39
34
29
24
28
36
39
59
81
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
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
3
1
3
2
0
1
1
0
0
0
0
2
2
2
3
2
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)

4
4
4
5
4
3
2
2
2
3
4
5
6
7
8
8
9
11
12
12
11
11
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

16
15
14
13
13
12
12
11
10
10
9
9
8
7
8
7
6
5
5
4
4
3
3
3

Relative Humidity (%)

88
88
92
95
95
96
96
95
93
95
95
93
91
88
91
84
73
64
56
52
48
43
44
45

Pressure (mb)

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

Ozone (du)

283
283
283
284
284
286
286
287
288
288
289
289
288
289
289
289
291
293
295
295
295
296
295
295

Monday 21

Waxing Gibbous 79%

No Rise

01:56

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
15 Bad
16 Bad

Sun - Rise: 06:42, Set: 18:52, Transit: 12:46. Moon - Rise: No Rise, Set: 01:56. Civil Dark: 19:22 - 06:13. Nautical Dark: 19:56 - 05:38. Astro Dark: 20:32 - 05:03

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
99
99
76
69
54
52
56
60
60
55
45
40
35
30

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
14
28
40
44
48
50
53
56
54
52
56
60
60
55
45
40
35
30

Medium Clouds (% Sky Obscured)

23
27
25
15
15
15
15
20
20
24
23
32
37
39
45
50
45
35
30
25
20
20
20
15

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
99
99
98
76
59
35
23
22
25
19
18
22
27
34
30

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
Very Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
6
9
8
31
43
55
89
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.6
1.2
3
4.4
6.2
5
4.9
4.6
1.5
1
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
12
13
8
8
9
8
9
8
5
5
5
5
4
3
6
6
4
4
4
5
10
10

Dew Point (°C)

3
3
4
4
5
4
4
4
4
3
3
3
3
3
2
2
2
1
-1
-1
-2
-2
-1
-0

Relative Humidity (%)

45
50
56
62
65
67
69
69
69
68
70
71
73
71
69
68
59
52
45
44
41
40
42
44

Pressure (mb)

1024
1024
1024
1025
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1027
1027
1027
1027
1028
1028
1027
1027
1027
1026

Ozone (du)

294
295
296
298
298
298
298
297
297
296
296
296
296
296
296
296
296
295
295
293
291
290
289
288

Tuesday 22

Waxing Gibbous 86%

17:12

03:06

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: 06:43, Set: 18:50, Transit: 12:46. Moon - Rise: 17:12, Set: 03:06. Civil Dark: 19:20 - 06:14. Nautical Dark: 19:54 - 05:39. Astro Dark: 20:30 - 05:04

Total Clouds (% Sky Obscured)

20
11
11
11
16
21
31
60
80
80
75
71
71
75
75
79
87
94
95
98
100

Low Clouds (% Sky Obscured)

20
11
11
11
5
5
5
15
35
39
54
67
71
75
75
79
87
91
85
79
73

Medium Clouds (% Sky Obscured)

15
11
11
11
16
21
30
30
35
50
60
70
71
75
75
79
86
86
89
95
100

High Clouds (% Sky Obscured)

20
11
11
11
16
21
31
60
80
80
75
71
64
49
32
27
26
23
42
63
82

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

Fog (%)

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

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
95
95
93
72
40
38
36
38
43
48
53

Precipitation Amount (mm)

0.8
0.8
0.7
0.8
0.8
0.6
0.5
0.6
0.5
0.6
0.7
0.9
0.6
0.3
0
0
0
0
0
0.2
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

47
53
61
69
73
77
81
82
84
87
88
87
88
81
76
71
64
58
53
51
49

Pressure (mb)

1026
1026
1026
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1026
1026

Ozone (du)

288
288
289
289
290
290
291
292
293
294
293
292
291
291
290
290
289
288
287
287
286

Forecast for Saint-Constant, Montérégie, Canada (45.35,-73.58)

Generated: 16/09/26 17:10:31. Forecast: 16/09/26 to 22/09/26. Timezone: UTC-4.00