Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 15

Waning Crescent 28%

23:47

16:52

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

Sun - Rise: 06:18, Set: 18:47, Transit: 12:32. Moon - Rise: 23:47, Set: 16:52. Civil Dark: 19:18 - 05:46. Nautical Dark: 19:55 - 05:09. Astro Dark: 20:34 - 04:31

Total Clouds (% Sky Obscured)

4
12
13
70
30
2
56
50
100
61
59
81
95
61
37
28
47
13
49
33
17
23
35
45

Low Clouds (% Sky Obscured)

4
7
9
9
3
2
4
9
19
19
0
0
0
0
0
0
9
7
0
0
0
0
0
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)

1
7
13
70
30
0
56
41
100
45
57
78
94
55
33
27
47
3
49
29
17
23
35
45

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
1
2
1
2
2
4
5
4
2

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

Chance of Frost

Temperature (°C)

12
11
10
11
10
9
8
8
8
7
7
11
15
17
18
19
19
20
20
20
19
18
15
13

Feels Like (°C)

12
11
10
10
8
9
8
7
6
5
6
10
14
16
18
19
19
19
19
19
19
18
15
12

Dew Point (°C)

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

Relative Humidity (%)

79
81
83
85
85
85
85
87
87
87
84
72
61
55
49
47
46
46
47
51
56
68
68
69

Pressure (mb)

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

Ozone (du)

286
286
285
285
284
284
283
282
281
280
281
281
281
281
280
279
280
280
279
279
279
278
277
276

Tuesday 16

Waning Crescent 18%

01:05

17:21

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

Sun - Rise: 06:19, Set: 18:45, Transit: 12:32. Moon - Rise: 01:05, Set: 17:21. Civil Dark: 19:16 - 05:48. Nautical Dark: 19:53 - 05:11. Astro Dark: 20:31 - 04:32

Total Clouds (% Sky Obscured)

14
17
8
16
22
31
30
31
30
29
2
3
13
21
24
27
20
15
10
0
1
1
38
72

Low Clouds (% Sky Obscured)

0
0
2
11
21
27
30
31
30
29
0
0
0
0
14
19
20
15
10
0
0
0
0
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)

14
16
4
5
4
9
4
3
3
1
2
1
10
15
24
27
20
15
10
0
1
1
29
52

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
2
0
0
0
0
9
9
9
9
9

Fog (%)

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

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

Chance of Frost

Temperature (°C)

13
12
11
11
10
10
10
10
9
9
10
13
17
19
21
23
24
25
25
25
24
21
18
17

Feels Like (°C)

13
12
12
12
11
10
11
10
10
10
11
15
18
20
21
21
23
24
24
25
26
24
21
19

Dew Point (°C)

8
8
9
9
8
8
8
8
8
8
8
9
10
9
10
10
11
13
13
14
15
16
14
13

Relative Humidity (%)

75
80
85
87
88
88
88
90
91
93
87
74
62
53
48
45
45
46
48
49
58
70
77
78

Pressure (mb)

1023
1023
1023
1022
1022
1022
1021
1021
1021
1021
1021
1020
1020
1020
1019
1018
1018
1017
1016
1015
1015
1014
1014
1014

Ozone (du)

276
275
275
274
274
273
272
271
271
271
271
272
273
273
273
272
272
271
271
271
273
273
274
274

Wednesday 17

Waning Crescent 11%

02:24

17:42

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 OK
10 Good
11 OK
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad

Sun - Rise: 06:20, Set: 18:42, Transit: 12:31. Moon - Rise: 02:24, Set: 17:42. Civil Dark: 19:14 - 05:49. Nautical Dark: 19:50 - 05:12. Astro Dark: 20:29 - 04:34

Total Clouds (% Sky Obscured)

72
73
69
74
56
45
72
91
68
37
22
25
20
2
30
94
82
88
92
85
74
95
60
45

Low Clouds (% Sky Obscured)

0
0
0
4
9
13
19
16
13
11
0
3
15
0
0
39
36
48
49
55
45
75
42
33

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
27
44
80
73
75
68
74
83
60
45

High Clouds (% Sky Obscured)

52
50
51
67
45
34
72
90
68
28
21
20
20
1
2
94
82
62
38
3
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
2
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
1
2
25
16
16
8
13
14
11
13

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
3
3
3
3
3
3
3
3
3
2
4
5
6
10
13
12
11
12
12
11
10
9

Chance of Frost

Temperature (°C)

16
15
14
13
13
13
13
13
12
11
11
14
18
20
22
24
22
22
21
21
20
18
17
15

Feels Like (°C)

18
17
15
15
14
14
14
13
13
12
13
15
16
18
22
23
21
20
20
19
18
17
16
15

Dew Point (°C)

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

Relative Humidity (%)

79
80
84
87
90
90
92
90
90
90
88
75
64
65
61
68
69
68
73
70
75
77
79
82

Pressure (mb)

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

Ozone (du)

274
273
274
275
274
274
274
276
278
280
281
282
281
281
281
282
282
281
282
282
283
282
282
281

Thursday 18

Waning Crescent 5%

03:41

18:00

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

Sun - Rise: 06:22, Set: 18:40, Transit: 12:31. Moon - Rise: 03:41, Set: 18:00. Civil Dark: 19:11 - 05:51. Nautical Dark: 19:48 - 05:14. Astro Dark: 20:26 - 04:36

Total Clouds (% Sky Obscured)

26
12
17
24
29
33
38
35
43
47
53
74
86
99
100
100
100
88
75
63
52
47
54
42

Low Clouds (% Sky Obscured)

24
12
12
8
3
12
22
23
43
46
46
44
39
42
40
39
37
42
52
58
52
47
52
38

Medium Clouds (% Sky Obscured)

26
0
11
21
29
30
26
24
28
30
31
46
63
75
80
78
100
68
53
8
15
30
45
39

High Clouds (% Sky Obscured)

0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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 (%)

12
5
4
2
0
0
0
0
0
1
1
4
6
5
5
5
3
3
4
2
3
1
1
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)

7
5
3
3
3
4
4
4
4
6
7
8
10
12
13
13
13
14
14
14
14
13
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
11
9
9
9
8
8
8
8
6
6
6
5
1
-0
0
1
0
0
1
2
2
1
-1

Relative Humidity (%)

86
89
86
85
88
88
93
95
96
84
82
78
67
50
42
42
45
40
40
44
47
51
52
51

Pressure (mb)

1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1013
1013
1014
1014
1013
1013
1014
1014
1014
1014
1015
1015
1016
1017

Ozone (du)

283
285
286
287
288
289
291
295
299
304
309
316
320
322
322
324
325
325
326
328
331
333
334
335

Friday 19

Waning Crescent 1%

04:54

18:14

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

Sun - Rise: 06:23, Set: 18:38, Transit: 12:31. Moon - Rise: 04:54, Set: 18:14. Civil Dark: 19:09 - 05:52. Nautical Dark: 19:46 - 05:15. Astro Dark: 20:24 - 04:37

Total Clouds (% Sky Obscured)

41
32
32
32
34
24
11
0
0
0
0
1
3
4
4
3
3
9
14
18
12
6
0
0

Low Clouds (% Sky Obscured)

25
11
19
28
34
23
11
0
0
0
0
1
1
2
2
1
1
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

33
28
20
9
0
0
0
0
0
0
0
0
0
0
0
0
0
2
7
15
10
5
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
3
4
3
2
1
1
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 (%)

7
4
3
2
0
1
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
10
10
10
10
8
7
8
9
10
11
11
11
11
11
11
11
12
11
9
7
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
4
3
3
2
2
1
1
1
1
2
3
3
4
4
4
5
12
11
11
12
13
13

Dew Point (°C)

-2
-2
-2
-2
-2
-2
-2
-2
-2
-1
-1
-2
-3
-4
-5
-5
-6
-6
-5
-4
-3
-2
-1
0

Relative Humidity (%)

51
53
56
56
59
60
62
66
69
73
76
63
51
42
35
31
28
25
28
30
34
40
49
60

Pressure (mb)

1018
1019
1019
1020
1020
1021
1022
1022
1023
1024
1025
1025
1025
1026
1026
1025
1025
1024
1024
1024
1024
1024
1024
1025

Ozone (du)

335
336
336
335
335
333
330
325
320
317
312
309
308
308
307
306
304
302
302
302
302
300
299
297

Saturday 20

Waning Crescent 0%

06:05

18:27

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 Good
10 Good
11 Good
12 Good
13 Good
14 Good
15 Good
16 OK
17 OK
18 OK
19 Good
20 OK

Sun - Rise: 06:25, Set: 18:36, Transit: 12:30. Moon - Rise: 06:05, Set: 18:27. Civil Dark: 19:07 - 05:54. Nautical Dark: 19:44 - 05:17. Astro Dark: 20:22 - 04:39

Total Clouds (% Sky Obscured)

0
0
0
0
0
12
23
35
34
34
33
24
14
4
4
3
2
8
17
27
26
21
13
19

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
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
10
20
29
28
27
24
16
8
0
0
0
0
0
0
0
0
0
0
6

High Clouds (% Sky Obscured)

0
0
0
0
0
3
7
10
9
9
8
6
4
4
4
3
2
7
11
15
13
9
9
13

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
1
2
1
1
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)

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

Chance of Frost

Temperature (°C)

6
6
5
4
4
3
3
3
2
3
4
5
8
11
14
16
17
18
18
18
18
15
12
10

Feels Like (°C)

5
5
5
4
4
3
1
1
1
0
0
-1
4
5
7
7
8
9
16
16
16
15
16
16

Dew Point (°C)

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

Relative Humidity (%)

64
68
73
73
75
74
76
74
74
69
64
60
48
39
31
29
27
24
27
30
34
39
46
56

Pressure (mb)

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

Ozone (du)

296
294
293
292
292
292
291
290
289
288
287
287
285
283
281
280
280
279
279
279
279
279
278
278

Sunday 21

New Moon 1%

07:14

18:41

21 OK
22 OK
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: 06:26, Set: 18:34, Transit: 12:30. Moon - Rise: 07:14, Set: 18:41. Civil Dark: 19:05 - 05:55. Nautical Dark: 19:42 - 05:18. Astro Dark: 20:19 - 04:41

Total Clouds (% Sky Obscured)

24
32
51
69
88
88
87
87
84
79
75
82
88
93
96
96
96

Low Clouds (% Sky Obscured)

0
0
0
0
0
3
6
8
12
16
20
26
34
38
37
35
30

Medium Clouds (% Sky Obscured)

13
19
23
26
33
30
28
22
38
47
46
66
68
75
70
75
70

High Clouds (% Sky Obscured)

20
23
42
59
77
77
87
87
84
79
75
82
88
93
93
91
93

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
1
1
1
11
5
2
10
14
11
21
44
42

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

3
3
4
4
3
3
3
3
3
3
2
2
2
2
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
2
1
2
2
2
2
2
2
2
3
3
3
3
3
3
3

Relative Humidity (%)

59
62
64
64
64
64
64
64
65
62
60
57
50
44
39
38
37

Pressure (mb)

1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014

Ozone (du)

278
278
278
278
279
280
280
280
280
280
280
280
280
281
281
282
282

Forecast for Grandes-Bergeronnes, Côte-Nord, Canada (48.24,-69.55)

Generated: 15/09/25 21:30:00. Forecast: 15/09/25 to 21/09/25. Timezone: UTC-4.00