Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 26

Full Moon 100%

18:28

07:55

13 Bad
14 OK
15 OK
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: 06:49, Set: 18:43, Transit: 12:45. Moon - Rise: 18:28, Set: 07:55. Civil Dark: 19:13 - 06:19. Nautical Dark: 19:48 - 05:44. Astro Dark: 20:24 - 05:08

Total Clouds (% Sky Obscured)

51
21
31
63
95
98
87
100
100
100
100
100
100
98
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
2
3

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
12

High Clouds (% Sky Obscured)

51
21
31
63
95
98
87
100
100
100
100
100
100
94
100
100
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
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)

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

Chance of Frost

Temperature (°C)

19
19
19
19
18
17
14
13
13
12
11
11
11
10
9
8
9
9
9
12
13
15
16
17

Feels Like (°C)

16
16
16
16
15
14
11
10
10
9
8
8
8
8
7
6
6
7
6
9
10
11
12
12

Dew Point (°C)

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

Relative Humidity (%)

40
40
41
44
49
54
60
63
67
73
76
74
77
78
88
90
87
85
85
80
72
61
56
49

Pressure (mb)

1021
1020
1019
1019
1019
1019
1020
1020
1021
1020
1020
1020
1020
1020
1020
1020
1020
1019
1020
1019
1019
1019
1019
1019

Ozone (du)

284
283
282
281
281
281
282
282
282
283
283
283
283
283
283
282
283
282
279
278
276
275
274
274

Sunday 27

Waning Gibbous 97%

18:48

09:13

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: 06:50, Set: 18:41, Transit: 12:45. Moon - Rise: 18:48, Set: 09:13. Civil Dark: 19:11 - 06:20. Nautical Dark: 19:46 - 05:45. Astro Dark: 20:22 - 05:09

Total Clouds (% Sky Obscured)

98
100
100
98
100
99
100
100
99
99
99
98
96
98
99
89
96
100
98
99
96
86
78
92

Low Clouds (% Sky Obscured)

1
38
45
56
56
94
85
51
62
79
39
89
52
39
35
32
24
32
92
91
85
65
62
71

Medium Clouds (% Sky Obscured)

55
49
100
73
93
98
87
96
89
95
98
87
46
56
98
73
72
93
93
98
93
43
32
33

High Clouds (% Sky Obscured)

98
99
100
75
87
92
90
96
75
85
62
80
81
76
89
61
69
94
49
1
1
3
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
6
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
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
2
3
6
29
32
12
0
0
0
2
3
6
15
40
37
11
15
27
33
28
10
5
5

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
49
49
53
55
68
84
83
82
80
76
77
76
80
80
78
78
78
77
72
73
68
65
66

Pressure (mb)

1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1019
1019
1019
1019
1019
1019
1018
1018

Ozone (du)

273
273
272
271
271
270
272
272
273
273
271
270
269
268
267
266
265
265
266
267
266
265
267
269

Monday 28

Waning Gibbous 92%

19:10

10:34

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: 06:51, Set: 18:39, Transit: 12:44. Moon - Rise: 19:10, Set: 10:34. Civil Dark: 19:09 - 06:22. Nautical Dark: 19:44 - 05:46. Astro Dark: 20:20 - 05:11

Total Clouds (% Sky Obscured)

100
98
96
94
85
79
83
96
96
90
97
97
98
96
90
100
99
94
93
90
85
81
82
83

Low Clouds (% Sky Obscured)

78
75
66
73
65
57
61
69
70
73
81
72
76
76
82
81
76
72
66
72
78
81
76
68

Medium Clouds (% Sky Obscured)

39
49
63
82
75
70
72
78
80
81
92
93
97
91
77
71
93
84
91
57
66
34
26
34

High Clouds (% Sky Obscured)

60
38
29
30
20
1
3
55
45
2
3
49
40
41
44
84
58
18
46
46
11
4
4
3

ISS Passover

Visibility (miles)

9
5
9
9
5
3
1
3
4
4
9
9
9
9
9
9
9
9
9
9
8
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

20
23
33
45
59
56
39
14
8
5
4
12
1
0
1
2
3
1
1
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
9
9
8
8
8
7
7
7
6
5
5
4
4
3
3
3
3
3
3
3
4
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
79
89
93
95
96
98
98
96
98
98
98
98
98
98
98
96
98
98
96
95
95
89
86

Pressure (mb)

1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1017
1017

Ozone (du)

270
270
269
268
268
268
268
268
268
268
269
271
272
273
272
269
268
266
266
266
266
267
267
267

Tuesday 29

Waning Gibbous 84%

19:39

11:56

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

Sun - Rise: 06:53, Set: 18:37, Transit: 12:44. Moon - Rise: 19:39, Set: 11:56. Civil Dark: 19:07 - 06:23. Nautical Dark: 19:42 - 05:48. Astro Dark: 20:18 - 05:12

Total Clouds (% Sky Obscured)

83
74
54
42
37
29
15
20
27
32
29
27
27
29
40
93
96
98
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

60
58
24
14
17
13
7
4
2
0
9
19
27
27
32
37
28
23
20
30
15
16
32
45

Medium Clouds (% Sky Obscured)

44
38
30
25
20
12
7
11
16
20
19
17
17
11
6
0
13
29
44
46
45
43
64
93

High Clouds (% Sky Obscured)

2
2
1
1
1
0
0
0
0
0
0
0
0
11
25
82
90
95
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
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
1
1
1
3
2
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
3
2
2
2
3
3
3
3
2
2
2
3
3
3
3
2
3
2
3
3
4
5

Chance of Frost

Temperature (°C)

17
18
18
18
18
15
11
9
9
8
8
7
7
7
7
6
6
7
7
8
11
14
17
17

Feels Like (°C)

15
16
17
18
18
15
12
10
10
10
9
9
9
8
8
7
5
6
6
8
11
13
16
16

Dew Point (°C)

14
13
13
12
12
12
10
8
8
8
7
7
6
6
6
6
6
6
7
8
10
11
13
13

Relative Humidity (%)

81
76
71
67
70
82
90
93
95
96
96
96
96
94
96
96
96
96
98
95
88
84
77
76

Pressure (mb)

1016
1016
1015
1015
1015
1015
1016
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015

Ozone (du)

268
269
271
272
272
272
273
273
272
273
272
272
272
272
272
271
269
269
270
270
270
270
271
272

Wednesday 30

Waning Gibbous 74%

20:17

No Set

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: 06:54, Set: 18:35, Transit: 12:44. Moon - Rise: 20:17, Set: No Set. Civil Dark: 19:05 - 06:24. Nautical Dark: 19:40 - 05:49. Astro Dark: 20:16 - 05:14

Total Clouds (% Sky Obscured)

100
100
100
100
94
89
84
85
86
88
85
82
77
88
83
79
85
92
96
93
89
85
89
93

Low Clouds (% Sky Obscured)

76
59
50
37
10
68
56
70
71
74
75
65
55
42
49
56
64
66
68
66
62
57
61
65

Medium Clouds (% Sky Obscured)

100
93
85
78
79
80
81
80
59
58
26
13
5
2
4
4
4
3
3
7
13
18
21
23

High Clouds (% Sky Obscured)

100
100
100
100
87
77
1
4
0
11
7
80
66
71
58
45
43
42
40
34
28
22
38
48

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
7
8
8
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 (%)

2
0
3
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
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)

6
7
7
7
7
6
4
4
4
4
4
4
4
3
3
3
4
4
4
4
6
8
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
71
74
78
83
87
93
93
95
95
96
96
96
98
96
98
98
95
93
93
83
76
69
72

Pressure (mb)

1015
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1013

Ozone (du)

272
272
273
275
280
283
283
283
284
282
281
281
281
279
278
276
275
274
273
272
271
269
268
269

Thursday 1

Waning Gibbous 63%

21:07

13:13

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: 06:55, Set: 18:33, Transit: 12:43. Moon - Rise: 21:07, Set: 13:13. Civil Dark: 19:03 - 06:25. Nautical Dark: 19:38 - 05:50. Astro Dark: 20:14 - 05:15

Total Clouds (% Sky Obscured)

97
96
95
95
95
95
96
97
99
100
100
100
100
100
100
100
82
63
45
51
52
52
56
60

Low Clouds (% Sky Obscured)

67
62
56
53
54
50
51
56
62
67
59
52
44
39
30
16
11
7
7
6
6
4
10
16

Medium Clouds (% Sky Obscured)

26
30
31
31
36
44
49
59
59
65
49
34
22
14
6
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

55
52
44
37
19
9
1
32
62
92
94
96
100
99
99
98
80
63
45
51
52
52
56
60

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
4
5
1
8
11
17
24
28
31
27
23
16
14
11
8
9
9
8
7
5
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
17
16
16
16
16
17
17
13
13
13
13
13
13
10
10
9
9
10
10
8
9
10
9

Dew Point (°C)

13
14
14
13
13
14
14
15
14
13
12
12
12
12
11
10
10
9
8
8
6
3
1
1

Relative Humidity (%)

74
76
77
76
76
81
86
92
89
86
83
84
86
87
90
92
96
91
88
85
69
54
44
43

Pressure (mb)

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

Ozone (du)

269
270
269
269
269
268
267
267
266
266
266
265
265
265
265
266
267
268
269
270
270
271
272
272

Friday 2

Waning Gibbous 51%

22:11

14:19

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

Sun - Rise: 06:57, Set: 18:31, Transit: 12:43. Moon - Rise: 22:11, Set: 14:19. Civil Dark: 19:01 - 06:27. Nautical Dark: 19:36 - 05:52. Astro Dark: 20:12 - 05:16

Total Clouds (% Sky Obscured)

64
64
62
60
49
38
30
35
38
37
39
44
46
29
17
5
9
14
18

Low Clouds (% Sky Obscured)

20
21
25
26
28
26
25
22
19
16
14
11
9
7
4
0
4
7
10

Medium Clouds (% Sky Obscured)

0
2
3
5
3
1
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

64
64
62
59
44
38
25
35
38
37
39
44
46
29
17
3
7
10
14

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
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
14
14
13
12
11
9
8
7
7
6
6
5
4
4
3
1
2
2

Feels Like (°C)

10
9
10
9
9
9
9
9
4
4
5
5
4
4
0
-0
-1
-0
-1

Dew Point (°C)

1
1
1
1
2
2
2
2
3
3
3
2
2
1
1
0
-1
-1
-1

Relative Humidity (%)

41
39
42
45
47
54
61
68
71
74
78
79
79
80
83
85
88
84
81

Pressure (mb)

1015
1015
1015
1015
1016
1017
1018
1019
1019
1020
1021
1022
1022
1023
1023
1024
1025
1025
1025

Ozone (du)

272
272
272
272
273
273
274
275
274
274
274
274
273
273
273
273
273
273
273

Forecast for Lac-Saint-Louis, Lanaudière, Canada (46.53,-73.70)

Generated: 26/09/26 13:56:14. Forecast: 26/09/26 to 02/10/26. Timezone: UTC-4.00