Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 17

Waning Crescent 11%

02:51

17:30

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

Sun - Rise: 06:39, Set: 19:02, Transit: 12:50. Moon - Rise: 02:51, Set: 17:30. Civil Dark: 19:31 - 06:09. Nautical Dark: 20:07 - 05:34. Astro Dark: 20:43 - 04:58

Total Clouds (% Sky Obscured)

84
88
91
93
97
97
74
40
32
56
100
99
94
76
93
100
62
66
36
17
2
2
2
24

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
4
37
35
35
36
34
35
32
36
35
17
0
0
0
3

Medium Clouds (% Sky Obscured)

2
2
88
63
35
45
45
40
22
2
19
49
50
25
25
14
1
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

84
88
91
93
97
97
74
40
32
53
100
98
81
49
79
100
25
40
1
0
2
2
2
24

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)

3
3
4
5
5
5
3
3
3
3
3
3
3
4
4
4
4
5
5
5
6
8
8
9

Chance of Frost

Temperature (°C)

21
22
23
23
24
23
22
19
17
16
15
14
14
14
13
13
13
12
12
12
14
18
20
23

Feels Like (°C)

21
22
22
22
23
23
22
19
17
16
14
14
13
13
12
12
12
11
10
12
14
17
19
22

Dew Point (°C)

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

Relative Humidity (%)

51
49
48
45
45
47
58
67
73
78
78
76
74
73
74
76
79
81
84
87
73
58
53
49

Pressure (mb)

1020
1019
1018
1018
1017
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1013

Ozone (du)

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

Thursday 18

Waning Crescent 5%

04:05

17:54

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

Sun - Rise: 06:40, Set: 19:00, Transit: 12:49. Moon - Rise: 04:05, Set: 17:54. Civil Dark: 19:29 - 06:11. Nautical Dark: 20:05 - 05:36. Astro Dark: 20:41 - 05:00

Total Clouds (% Sky Obscured)

41
60
74
69
90
57
47
34
12
21
55
67
50
61
67
45
9
15
6
2
2
0
13
5

Low Clouds (% Sky Obscured)

27
19
27
0
48
0
26
6
12
16
29
56
40
24
42
0
0
0
0
0
0
0
13
5

Medium Clouds (% Sky Obscured)

25
13
54
55
56
35
22
26
0
9
42
42
50
52
60
38
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

8
60
8
4
4
6
4
0
0
0
0
0
0
2
4
4
9
15
6
2
2
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
1
5
21
21
4
4
1
0
0
0
3
1
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
10
10
10
11
10
9
9
8
7
7
6
6
6
5
4
4
5
5
5
5
7
7
6

Chance of Frost

Temperature (°C)

24
25
27
26
23
22
20
19
17
16
15
14
14
12
11
10
9
8
7
7
9
12
13
14

Feels Like (°C)

22
24
24
24
22
21
20
18
17
16
15
14
13
12
10
9
9
7
6
5
9
10
12
13

Dew Point (°C)

11
11
10
9
11
15
14
14
13
13
11
10
10
8
7
7
6
5
4
3
3
2
1
1

Relative Humidity (%)

43
40
36
35
45
64
67
73
77
82
80
79
80
76
76
80
81
81
81
78
66
50
43
39

Pressure (mb)

1012
1012
1011
1011
1011
1011
1011
1012
1013
1013
1014
1014
1015
1015
1016
1016
1016
1017
1017
1018
1018
1019
1019
1019

Ozone (du)

284
284
284
284
285
286
288
286
284
282
284
284
283
281
283
283
284
285
287
287
289
290
290
290

Friday 19

Waning Crescent 1%

05:16

18:14

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

Sun - Rise: 06:42, Set: 18:58, Transit: 12:49. Moon - Rise: 05:16, Set: 18:14. Civil Dark: 19:27 - 06:12. Nautical Dark: 20:03 - 05:37. Astro Dark: 20:39 - 05:01

Total Clouds (% Sky Obscured)

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

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

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
9
10
10
8
7
6
7
7
5
5
5
5
5
5
5
5
4
3
3
2
1

Chance of Frost

Temperature (°C)

16
17
18
18
17
17
15
11
9
8
7
6
4
4
3
3
2
2
2
1
5
8
10
13

Feels Like (°C)

15
15
16
16
15
14
13
10
8
7
5
4
3
2
1
1
1
0
-0
-0
4
7
9
12

Dew Point (°C)

-0
-1
-1
-1
-2
-2
-1
0
-1
-2
-3
-4
-5
-6
-6
-6
-7
-7
-7
-7
-5
-5
-6
-5

Relative Humidity (%)

33
30
28
27
27
29
34
45
47
50
49
50
50
50
51
51
52
53
55
56
50
40
33
30

Pressure (mb)

1018
1018
1018
1018
1018
1018
1019
1020
1021
1023
1024
1025
1025
1026
1026
1027
1027
1028
1028
1029
1029
1029
1029
1029

Ozone (du)

290
291
290
289
290
291
291
291
289
290
291
291
291
290
290
289
288
287
287
286
284
283
282
280

Saturday 20

Waning Crescent 1%

06:24

18:31

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

Sun - Rise: 06:43, Set: 18:56, Transit: 12:49. Moon - Rise: 06:24, Set: 18:31. Civil Dark: 19:26 - 06:13. Nautical Dark: 20:01 - 05:38. Astro Dark: 20:37 - 05:02

Total Clouds (% Sky Obscured)

0
0
0
0
0
1
2
2
9
16
24
23
25
36
25
21
8
11
24
32
24
25
47
57

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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
9
13
12

High Clouds (% Sky Obscured)

0
0
0
0
0
1
2
2
9
16
24
23
25
36
25
18
6
11
20
26
21
18
32
44

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)

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

Chance of Frost

Temperature (°C)

14
15
16
16
17
16
13
10
8
7
6
5
4
4
3
3
3
3
3
4
5
9
11
14

Feels Like (°C)

13
14
16
16
16
16
14
10
8
6
5
4
3
3
1
1
1
1
1
1
3
6
9
11

Dew Point (°C)

-6
-6
-6
-6
-5
-5
-2
-4
-3
-3
-3
-4
-4
-4
-4
-5
-4
-5
-4
-2
-3
-2
-2
-2

Relative Humidity (%)

26
23
22
21
22
22
34
39
44
49
52
53
54
55
57
57
59
59
62
66
57
48
41
34

Pressure (mb)

1029
1028
1028
1027
1027
1026
1027
1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1027
1027
1027

Ozone (du)

279
279
278
278
279
279
280
279
277
276
276
276
277
278
278
278
279
281
282
282
281
281
280
281

Sunday 21

New Moon 0%

07:31

18:46

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

Sun - Rise: 06:44, Set: 18:54, Transit: 12:48. Moon - Rise: 07:31, Set: 18:46. Civil Dark: 19:24 - 06:15. Nautical Dark: 19:58 - 05:40. Astro Dark: 20:34 - 05:04

Total Clouds (% Sky Obscured)

44
12
14
32
20
38
56
31
68
32
10
8
4
9
36
62
88
88
87
83
83
88
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
7
13
10
8
4
1
0
0
0
6
11
17
11
6
0
0

Medium Clouds (% Sky Obscured)

11
9
6
3
0
0
2
5
43
7
2
4
0
3
6
9
12
21
28
35
34
33
30
26

High Clouds (% Sky Obscured)

35
3
9
32
20
36
35
12
20
14
9
6
3
1
23
44
66
53
39
28
67
84
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
7

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

Chance of Frost

Temperature (°C)

16
17
19
19
19
19
17
14
12
12
12
11
11
10
10
10
10
10
11
11
12
14
16
19

Feels Like (°C)

12
15
18
18
17
19
15
12
11
10
9
10
10
10
10
10
10
9
9
9
9
10
12
12

Dew Point (°C)

-2
-2
-1
0
0
1
3
2
1
1
2
2
3
3
4
4
5
5
6
6
7
8
9
10

Relative Humidity (%)

29
27
26
27
27
29
40
44
45
47
50
54
57
60
64
65
68
72
71
71
72
65
61
55

Pressure (mb)

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

Ozone (du)

281
280
280
280
279
280
280
281
281
282
284
282
280
279
279
279
279
279
278
277
276
276
276
276

Monday 22

Waxing Crescent 1%

08:38

19:02

12 Bad
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

Sun - Rise: 06:45, Set: 18:52, Transit: 12:48. Moon - Rise: 08:38, Set: 19:02. Civil Dark: 19:22 - 06:16. Nautical Dark: 19:56 - 05:41. Astro Dark: 20:32 - 05:05

Total Clouds (% Sky Obscured)

100
100
96
92
87
89
92
96
87
80
63
47
30
7
4
5
21
50
67
83
91
96
99
99

Low Clouds (% Sky Obscured)

0
0
2
4
6
17
29
41
41
42
38
43
30
7
4
5
21
50
62
64
70
79
88
93

Medium Clouds (% Sky Obscured)

22
22
50
60
62
49
30
17
13
9
10
10
10
7
4
5
16
24
37
53
67
77
89
85

High Clouds (% Sky Obscured)

100
100
82
62
43
56
67
76
66
77
63
47
30
7
4
5
21
50
67
83
86
72
63
51

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

Precipitation Probability (%)

13
17
17
16
4
9
15
12
37
47
56
61
66
65
84
95
95
95
95
95
95
95
95
76

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.3
0
0.4
0.6
0.9
1.4
1.8
2.7
2.2
1.7
1.1
0.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
20
21
22
22
23
22
20
19
18
17
16
16
15
15
15
15
15
15
16
17
18
19
20

Feels Like (°C)

14
16
17
20
20
21
21
21
21
18
19
20
19
19
19
17
17
18
17
17
17
18
18
18

Dew Point (°C)

11
13
15
14
14
13
13
13
13
14
14
15
14
14
15
14
15
15
15
15
15
16
15
16

Relative Humidity (%)

59
64
68
62
58
54
58
64
69
76
82
90
92
93
95
95
95
96
95
93
92
86
80
76

Pressure (mb)

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

Ozone (du)

277
279
280
279
278
276
276
275
275
275
274
274
275
276
276
276
277
277
275
274
272
271
271
270

Tuesday 23

Waxing Crescent 4%

09:45

19:18

12 Bad
13 Bad
14 Bad
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 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:47, Set: 18:50, Transit: 12:48. Moon - Rise: 09:45, Set: 19:18. Civil Dark: 19:20 - 06:17. Nautical Dark: 19:54 - 05:42. Astro Dark: 20:30 - 05:07

Total Clouds (% Sky Obscured)

99
99
86
71
58
50
41
31
47
61
72
77
81
85
87
91
94
96
98
100

Low Clouds (% Sky Obscured)

94
97
86
71
34
26
25
21
25
30
35
45
52
59
62
66
64
65
66
67

Medium Clouds (% Sky Obscured)

81
77
57
37
18
14
13
14
12
6
2
4
6
8
10
8
8
22
37
54

High Clouds (% Sky Obscured)

39
28
41
41
38
33
29
26
47
45
33
58
70
76
78
83
88
92
95
99

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

54
26
29
28
24
25
23
16
26
28
29
36
47
59
75
85
90
82
72
59

Precipitation Amount (mm)

0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.5
0.6
0.5
0.4
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
23
25
24
25
24
22
21
19
19
19
18
18
18
17
17
17
17
17
18

Feels Like (°C)

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

Dew Point (°C)

16
15
16
15
16
15
15
16
16
16
16
16
16
16
16
15
15
15
15
15

Relative Humidity (%)

69
62
57
58
57
57
63
71
80
81
85
86
88
89
89
89
90
90
88
86

Pressure (mb)

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

Ozone (du)

270
269
269
268
267
266
266
266
265
265
265
264
264
264
264
264
264
263
263
263

Forecast for Domaine-Laurentien, Laurentides, Canada (45.81,-74.06)

Generated: 17/09/25 12:40:48. Forecast: 17/09/25 to 23/09/25. Timezone: UTC-4.00