Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 28

Waning Gibbous 92%

18:57

10:27

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: 06:41, Set: 18:29, Transit: 12:34. Moon - Rise: 18:57, Set: 10:27. Civil Dark: 18:59 - 06:11. Nautical Dark: 19:35 - 05:35. Astro Dark: 20:11 - 04:59

Total Clouds (% Sky Obscured)

85
88
91
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
91
82
90
97

Low Clouds (% Sky Obscured)

83
88
91
96
96
95
96
97
100
100
100
100
100
100
100
100
100
100
100
92
72
54
53
88

Medium Clouds (% Sky Obscured)

85
88
91
100
99
94
96
94
63
65
97
100
100
100
100
100
100
94
87
91
65
51
42
29

High Clouds (% Sky Obscured)

85
88
91
100
100
100
100
91
100
100
100
100
100
100
100
100
100
98
85
69
68
16
22
25

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
2
4
11
15
9
13
2

Precipitation Type

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

Precipitation Probability (%)

84
79
55
69
60
56
51
59
57
34
24
21
24
22
18
21
10
16
7
6
15
14
1
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
6
8
4
4
4
4
4
4
4
3
3
3
3
3
3
3
3
3
3
2
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

44
55
65
66
74
77
78
81
82
85
85
88
87
88
88
91
91
90
90
90
87
81
73
67

Pressure (mb)

1019
1019
1019
1019
1019
1018
1019
1019
1019
1019
1018
1018
1017
1017
1017
1017
1016
1016
1017
1017
1017
1017
1017
1017

Ozone (du)

257
258
260
262
262
261
261
260
260
262
264
265
265
265
266
266
267
266
264
264
265
264
263
262

Tuesday 29

Waning Gibbous 84%

19:25

11:49

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

Sun - Rise: 06:43, Set: 18:27, Transit: 12:34. Moon - Rise: 19:25, Set: 11:49. Civil Dark: 18:57 - 06:12. Nautical Dark: 19:33 - 05:37. Astro Dark: 20:09 - 05:01

Total Clouds (% Sky Obscured)

100
100
75
97
100
100
98
57
49
50
38
98
100
38
33
40
53
51
97
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
54
96
100
100
98
18
20
20
20
20
20
24
23
26
30
30
29
20
10
5
8
15

Medium Clouds (% Sky Obscured)

21
16
22
12
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
40

High Clouds (% Sky Obscured)

0
0
0
0
0
0
2
2
2
5
2
39
40
2
0
0
2
6
81
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
6
78
100
100
91
88
84
96
85
84
72
55
100
26
7
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
1
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
2
3
3
3
3
2
1
1
1
1
1
1
1
2
2
2
2
1
1
2
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
8
7
7
9
9
9
9
9
9
8
8
8
8
8
8
7
7
7
7
7
8
7

Relative Humidity (%)

67
72
73
64
63
74
81
87
96
96
98
95
96
96
96
98
96
96
96
94
87
81
72
64

Pressure (mb)

1017
1017
1016
1016
1016
1016
1016
1016
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017

Ozone (du)

261
261
263
264
264
265
266
270
272
272
272
272
271
271
269
269
266
265
264
264
263
264
264
265

Wednesday 30

Waning Gibbous 74%

20:02

No Set

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: 06:44, Set: 18:25, Transit: 12:34. Moon - Rise: 20:02, Set: No Set. Civil Dark: 18:55 - 06:14. Nautical Dark: 19:31 - 05:38. Astro Dark: 20:07 - 05:02

Total Clouds (% Sky Obscured)

100
100
100
94
99
97
100
100
87
98
87
89
91
86
92
92
94
100
100
100
99
97
96
98

Low Clouds (% Sky Obscured)

38
30
17
21
92
92
100
100
70
76
58
89
91
86
92
92
94
97
100
100
98
96
93
96

Medium Clouds (% Sky Obscured)

40
100
100
91
97
93
38
22
32
47
6
62
66
55
40
3
30
34
27
37
76
81
87
91

High Clouds (% Sky Obscured)

100
100
100
30
35
35
3
0
0
0
0
0
0
0
0
0
45
100
100
100
79
65
57
67

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
6
2
1

Fog (%)

0
0
0
0
0
0
0
0
2
100
99
94
99
99
97
97
97
97
97
97
97
97
97
97

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
3
15
5
1
0
0
0
0
0
0
0
0
0
0
0
0
0
6
34
30
35
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)

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

Chance of Frost

Temperature (°C)

15
15
15
14
13
12
11
11
10
10
10
10
10
10
10
10
10
11
11
11
11
12
12
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
63
68
71
78
86
92
95
96
98
98
98
98
98
100
91
91
93
93
95
96
95
96
98

Pressure (mb)

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

Ozone (du)

265
267
267
268
269
274
275
275
274
272
272
271
269
267
265
266
265
264
263
261
261
259
258
256

Thursday 1

Waning Gibbous 63%

20:52

13:07

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: 06:46, Set: 18:23, Transit: 12:33. Moon - Rise: 20:52, Set: 13:07. Civil Dark: 18:53 - 06:15. Nautical Dark: 19:29 - 05:40. Astro Dark: 20:05 - 05:04

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
100
99
99
100
100
100
100
100
100
100
100
45
63
83
71
50
94
58

Low Clouds (% Sky Obscured)

97
99
99
100
100
100
99
99
99
100
100
98
95
92
89
87
83
18
11
43
29
13
19
24

Medium Clouds (% Sky Obscured)

96
100
87
98
97
98
99
99
96
92
89
36
42
48
48
48
48
45
43
38
36
35
34
36

High Clouds (% Sky Obscured)

84
57
39
60
25
33
17
29
24
19
14
9
6
3
14
2
1
0
11
5
3
3
55
16

ISS Passover

Visibility (miles)

2
7
1
0
0
0
5
2
9
9
9
7
5
2
2
2
9
9
9
9
9
9
9
9

Fog (%)

97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97

Precipitation Type

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

Precipitation Probability (%)

48
61
38
80
66
55
95
95
95
72
70
57
41
41
49
58
57
42
23
0
0
0
0
0

Precipitation Amount (mm)

0
0.3
0
0.7
0.3
0.3
2
1.6
1.1
0.4
0.4
0.3
0
0
0
0.3
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
10
11
12
11
12
12
13
12
11
10
9
9
8
8
7
9
8
7
5
5
7
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
10
10
10
11
11
11
10
10
11
12
12
12
12
12
12
8
7
8
7
6
7
7
7

Dew Point (°C)

12
12
12
12
12
13
13
13
13
13
13
14
14
14
14
13
9
8
8
7
6
6
4
2

Relative Humidity (%)

96
96
98
98
96
98
96
96
96
95
96
98
96
98
98
98
87
88
93
95
87
78
67
54

Pressure (mb)

1011
1010
1009
1008
1008
1007
1007
1006
1006
1006
1006
1006
1005
1006
1006
1006
1008
1009
1010
1011
1012
1013
1013
1013

Ozone (du)

254
252
253
251
252
253
253
251
251
251
252
253
254
254
254
255
256
257
260
262
263
262
263
264

Friday 2

Waning Gibbous 52%

21:56

14:13

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 OK
10 OK
11 OK

Sun - Rise: 06:47, Set: 18:21, Transit: 12:33. Moon - Rise: 21:56, Set: 14:13. Civil Dark: 18:51 - 06:17. Nautical Dark: 19:27 - 05:41. Astro Dark: 20:03 - 05:05

Total Clouds (% Sky Obscured)

56
47
55
97
94
93
87
82
88
94
99
99
100
100
67
57
48
49
46
43
43
39
39
33

Low Clouds (% Sky Obscured)

24
27
28
42
51
78
74
72
74
64
27
28
27
36
26
26
25
33
41
43
43
39
39
33

Medium Clouds (% Sky Obscured)

35
34
34
37
33
22
13
3
3
11
3
3
3
4
4
2
0
1
3
3
2
1
0
6

High Clouds (% Sky Obscured)

16
8
15
45
43
48
48
53
64
82
97
98
99
100
23
19
12
9
6
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 (%)

97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97

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
1
1
1
2
3
2
1
3
2
1
2
2
2
9
10
6
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
9
9
8
6
6
5
4
3
3
2
2
2
2
2
2
2
2
2
2
2
3
2
2

Dew Point (°C)

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

Relative Humidity (%)

52
50
50
52
58
64
69
70
70
71
75
79
88
88
89
93
94
98
94
91
88
72
59
49

Pressure (mb)

1013
1013
1013
1014
1015
1016
1017
1018
1019
1019
1020
1020
1021
1021
1022
1021
1022
1023
1023
1024
1025
1025
1025
1025

Ozone (du)

266
266
267
268
269
272
273
274
274
275
279
281
282
283
287
290
292
295
296
296
297
296
296
295

Saturday 3

Third Quarter 40%

23:11

15:04

12 OK
13 OK
14 OK
15 OK
16 OK
17 OK
18 OK
19 Good
20 Good
21 Good
22 Good
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

Sun - Rise: 06:48, Set: 18:19, Transit: 12:33. Moon - Rise: 23:11, Set: 15:04. Civil Dark: 18:49 - 06:18. Nautical Dark: 19:25 - 05:42. Astro Dark: 20:01 - 05:07

Total Clouds (% Sky Obscured)

27
21
24
19
21
16
13
7
10
14
18
26
33
34
40
46
52
50
50
49
60
69
83
80

Low Clouds (% Sky Obscured)

27
21
24
19
19
12
11
7
10
14
18
22
27
31
32
36
35
29
21
15
19
20
19
15

Medium Clouds (% Sky Obscured)

12
18
18
12
7
4
2
0
0
0
0
0
0
0
0
0
0
0
0
0
9
17
26
36

High Clouds (% Sky Obscured)

1
1
2
2
3
2
1
0
0
0
0
1
1
2
8
18
28
35
46
49
60
69
83
80

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 (%)

97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97

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 (%)

15
17
18
16
11
10
7
0
1
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
9
8
8
8
7
6
4
3
3
3
3
3
3
3
3
3
3
3
3
3
3
5
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
2
2
5
5
5
5
5
5
-0
0
-0
0
1
-0
-2
-2
-2
-2
-2
-2
-0
0
1

Dew Point (°C)

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

Relative Humidity (%)

46
42
39
40
42
44
50
57
65
65
66
67
67
70
70
71
72
72
71
69
68
64
61
58

Pressure (mb)

1025
1025
1025
1026
1026
1027
1028
1028
1029
1030
1030
1031
1031
1031
1031
1031
1031
1031
1030
1030
1030
1029
1028
1026

Ozone (du)

294
294
294
294
295
295
296
296
296
295
295
294
293
292
292
291
291
291
289
288
287
288
289
290

Sunday 4

Waning Crescent 29%

00:32

15:43

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: 06:50, Set: 18:17, Transit: 12:33. Moon - Rise: 00:32, Set: 15:43. Civil Dark: 18:47 - 06:19. Nautical Dark: 19:23 - 05:44. Astro Dark: 19:59 - 05:08

Total Clouds (% Sky Obscured)

78
75
74
67
60
65
61
62
74
87
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

15
14
29
38
42
38
41
40
50
59
72
72
71
71
75
79
84
81
81
78

Medium Clouds (% Sky Obscured)

48
65
65
67
60
65
61
62
62
45
24
16
11
7
9
12
13
24
34
40

High Clouds (% Sky Obscured)

78
75
74
67
60
65
61
57
43
27
10
15
15
15
15
20
25
25
25
25

ISS Passover

Visibility (miles)

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

Fog (%)

97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97
97

Precipitation Type

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

Precipitation Probability (%)

0
0
43
67
88
95
95
95
95
81
68
62
55
44
41
38
33
27
23
21

Precipitation Amount (mm)

0
0
0
0.3
0.4
0.8
1
1
0.7
0.5
0.3
0.3
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
7
7
7
6
6
6
5
5
5
5
5
5
5
6
6
6
6
6
6

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
66
71
78
86
96
96
96
98
98
98
98
98
100
100
98
96
98
96
94

Pressure (mb)

1025
1024
1023
1023
1022
1021
1020
1020
1019
1019
1018
1017
1017
1016
1016
1015
1015
1014
1014
1013

Ozone (du)

289
288
288
286
285
284
286
288
290
289
289
288
288
287
287
288
288
289
290
291

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

Generated: 28/09/26 12:18:12. Forecast: 28/09/26 to 04/10/26. Timezone: UTC-4.00