Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 19

Waning Crescent 5%

05:02

18:04

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

Sun - Rise: 06:30, Set: 18:46, Transit: 12:37. Moon - Rise: 05:02, Set: 18:04. Civil Dark: 19:17 - 05:59. Nautical Dark: 19:53 - 05:23. Astro Dark: 20:31 - 04:46

Total Clouds (% Sky Obscured)

47
56
54
6
3
0
0
0
34
23
38
32
12
2
2
3
5
5
10
1
2
5
13
2

Low Clouds (% Sky Obscured)

47
24
24
6
3
0
0
0
28
19
33
26
11
1
1
2
5
5
10
1
2
5
13
1

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)

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

Chance of Frost

Temperature (°C)

5
6
7
9
10
11
11
11
10
9
8
6
4
2
1
0
-0
-1
-1
-1
-1
-1
-1
-1

Feels Like (°C)

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

Dew Point (°C)

2
1
-1
-2
-4
-5
-4
-5
-6
-5
-4
-4
-4
-4
-4
-4
-4
-4
-4
-5
-5
-5
-5
-5

Relative Humidity (%)

79
71
58
47
38
33
34
33
32
36
43
50
55
63
69
74
78
80
78
74
75
74
75
75

Pressure (mb)

1016
1016
1016
1015
1015
1015
1015
1015
1016
1016
1018
1019
1020
1021
1022
1023
1023
1024
1024
1024
1025
1025
1025
1026

Ozone (du)

288
290
291
292
294
296
298
300
301
304
305
305
304
303
303
301
300
299
298
297
295
296
295
295

Saturday 20

Waning Crescent 1%

06:12

18:20

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

Sun - Rise: 06:31, Set: 18:44, Transit: 12:37. Moon - Rise: 06:12, Set: 18:20. Civil Dark: 19:15 - 06:01. Nautical Dark: 19:51 - 05:25. Astro Dark: 20:28 - 04:47

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
5
100
44
8
0
0
4
0
5
7
12
11
14
13
49

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
1
2
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
4
85
32
4
0
0
2
0
2
2
4
9
8
5
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
1
2
1
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)

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

Chance of Frost

Temperature (°C)

1
4
6
8
10
11
12
12
12
11
10
7
5
4
3
2
1
1
1
1
0
0
-0
1

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
50
42
37
34
33
32
33
34
38
45
56
66
72
74
76
74
74
74
73
71
69
67
64

Pressure (mb)

1026
1026
1025
1025
1024
1024
1024
1024
1024
1024
1025
1026
1028
1028
1029
1029
1030
1030
1030
1030
1030
1030
1030
1030

Ozone (du)

294
292
291
289
286
283
282
282
283
283
282
282
283
282
281
280
279
278
276
275
274
274
273
273

Sunday 21

New Moon 0%

07:20

18:34

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

Sun - Rise: 06:32, Set: 18:42, Transit: 12:37. Moon - Rise: 07:20, Set: 18:34. Civil Dark: 19:13 - 06:02. Nautical Dark: 19:49 - 05:26. Astro Dark: 20:26 - 04:49

Total Clouds (% Sky Obscured)

11
13
14
27
7
8
7
45
43
66
91
99
97
25
53
63
56
31
36
43
49
52
51
55

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
1
1
1
1
2
0
0
0
0
0

High Clouds (% Sky Obscured)

4
6
11
24
5
4
5
45
43
66
91
99
97
25
51
52
46
23
36
43
49
52
51
55

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
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
1
5
6
7
8
8
8
8
7
5
3
2
2
2
2
2
2
2
2
2
2
2
2

Chance of Frost

Temperature (°C)

5
9
11
13
14
14
15
15
14
13
11
8
7
7
7
7
7
7
7
7
7
7
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
43
38
35
32
31
31
32
35
39
58
63
64
63
63
60
58
59
59
59
62
62
66
71

Pressure (mb)

1029
1028
1027
1026
1026
1025
1024
1023
1023
1022
1023
1023
1023
1022
1022
1021
1021
1021
1020
1020
1019
1019
1019
1019

Ozone (du)

273
273
273
273
273
274
276
275
275
276
277
277
277
276
276
276
276
276
275
275
274
275
276
276

Monday 22

Waxing Crescent 1%

No Rise

18:48

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
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:34, Set: 18:40, Transit: 12:36. Moon - Rise: No Rise, Set: 18:48. Civil Dark: 19:11 - 06:03. Nautical Dark: 19:47 - 05:27. Astro Dark: 20:24 - 04:51

Total Clouds (% Sky Obscured)

55
60
65
77
85
100
100
100
100
100
100
100
100
100
100
100
100
100
97
95
93
95
93
83

Low Clouds (% Sky Obscured)

0
0
0
0
0
2
2
27
50
69
80
95
96
98
100
99
98
97
95
93
90
90
88
76

Medium Clouds (% Sky Obscured)

0
0
55
77
85
79
100
92
100
100
99
99
96
94
53
63
32
38
24
16
7
9
63
3

High Clouds (% Sky Obscured)

55
50
40
57
78
100
100
100
100
100
100
100
75
50
30
40
40
45
56
67
84
65
48
25

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
5
3
2
1
0
0
0
0
0
0
2
2
2
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
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
0
0
0
0
5
6
7
7
51
89
95
95
64
30
16
14
9
13
14
10
10
10
3

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.7
1.6
1.5
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

8
11
13
14
14
14
15
15
14
13
12
12
11
11
11
11
11
11
11
11
11
11
11
11

Feels Like (°C)

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

Dew Point (°C)

3
5
7
8
7
8
8
9
9
10
10
11
11
11
11
11
11
11
11
11
10
10
10
11

Relative Humidity (%)

70
67
64
64
61
63
63
67
75
83
87
96
98
100
100
100
100
96
98
98
96
98
98
98

Pressure (mb)

1018
1017
1017
1016
1015
1015
1014
1013
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1010
1010
1010
1011
1011
1011

Ozone (du)

277
278
277
276
276
276
276
276
276
275
275
276
276
278
279
280
278
279
280
280
281
282
283
285

Tuesday 23

Waxing Crescent 4%

08:28

19:03

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
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 OK
04 OK
05 OK
06 Good
07 Good

Sun - Rise: 06:35, Set: 18:38, Transit: 12:36. Moon - Rise: 08:28, Set: 19:03. Civil Dark: 19:09 - 06:05. Nautical Dark: 19:45 - 05:29. Astro Dark: 20:22 - 04:52

Total Clouds (% Sky Obscured)

90
98
100
98
97
98
99
98
97
96
95
93
82
71
59
59
59
58
44
33
16
13
10
8

Low Clouds (% Sky Obscured)

85
96
99
95
94
91
98
96
94
95
93
93
78
67
59
58
58
58
43
28
16
13
10
8

Medium Clouds (% Sky Obscured)

46
15
19
69
32
19
14
19
23
19
14
9
6
2
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

28
34
41
31
17
2
0
0
1
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

4
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

8
9
4
7
11
5
57
51
42
40
36
9
14
12
5
10
11
7
4
3
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
12
13
13
14
14
15
14
13
12
12
11
10
10
10
10
8
7
6
6
5
5
6
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
93
90
86
84
80
74
78
82
84
86
86
85
87
87
85
90
93
96
94
93
91
83
76

Pressure (mb)

1011
1011
1012
1012
1012
1012
1011
1013
1013
1013
1014
1015
1016
1016
1017
1018
1018
1019
1020
1020
1021
1022
1022
1023

Ozone (du)

286
287
290
290
290
291
292
292
293
294
295
297
298
296
294
292
289
287
285
284
284
283
284
285

Wednesday 24

Waxing Crescent 8%

09:36

19:20

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

Sun - Rise: 06:36, Set: 18:36, Transit: 12:36. Moon - Rise: 09:36, Set: 19:20. Civil Dark: 19:07 - 06:06. Nautical Dark: 19:43 - 05:30. Astro Dark: 20:19 - 04:54

Total Clouds (% Sky Obscured)

24
41
59
53
43
40
42
42
43
44
44
53
47
38
34
30
25
19
30
44
53
38
22
6

Low Clouds (% Sky Obscured)

14
16
17
19
20
22
19
16
16
12
6
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
1
1
1
0
0
0
0
0
6
11
16
10
6
1
1
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

18
36
57
46
32
20
25
29
39
44
44
53
47
38
26
17
13
9
17
23
36
32
20
5

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)

4
4
5
5
5
5
6
6
6
6
5
4
4
4
4
4
4
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

8
10
11
13
14
15
16
16
15
15
13
10
8
8
7
6
6
6
6
6
6
6
7
8

Feels Like (°C)

4
8
8
9
10
10
11
15
15
14
14
13
13
4
5
5
5
5
5
5
4
5
5
4

Dew Point (°C)

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

Relative Humidity (%)

70
62
53
48
45
43
41
44
48
53
59
66
75
78
81
84
83
83
83
82
80
82
78
73

Pressure (mb)

1023
1023
1022
1022
1022
1022
1021
1021
1021
1021
1022
1023
1024
1024
1024
1024
1024
1024
1023
1023
1023
1023
1023
1022

Ozone (du)

286
287
287
288
288
289
289
287
286
284
284
283
283
282
281
280
279
278
277
276
275
274
274
273

Thursday 25

Waxing Crescent 14%

10:45

19:41

Sun - Rise: 06:38, Set: 18:34, Transit: 12:35. Moon - Rise: 10:45, Set: 19:41. Civil Dark: 19:05 - 06:07. Nautical Dark: 19:40 - 05:32. Astro Dark: 20:17 - 04:55

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Sainte-Brigitte-de-Laval, Capitale-Nationale, Canada (47.33,-71.14)

Generated: 19/09/25 08:13:22. Forecast: 19/09/25 to 25/09/25. Timezone: UTC-4.00