Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 16

Waning Crescent 17%

01:46

17:37

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
12 Good
13 Good
14 Good

Sun - Rise: 06:53, Set: 19:21, Transit: 13:06. Moon - Rise: 01:46, Set: 17:37. Civil Dark: 19:53 - 06:22. Nautical Dark: 20:31 - 05:44. Astro Dark: 21:10 - 05:04

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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
1
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)

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

Chance of Frost

Temperature (°C)

23
24
23
23
24
22
21
20
19
19
19
18
18
18
17
17
17
18
19
21
22
23
23
24

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

38
39
43
51
58
59
59
59
62
61
62
64
65
67
71
74
77
72
61
52
47
44
44
43

Pressure (mb)

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

Ozone (du)

260
260
259
260
261
262
262
262
263
263
263
264
265
266
267
268
267
269
273
275
276
277
276
275

Wednesday 17

Waning Crescent 10%

03:06

18:03

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

Sun - Rise: 06:55, Set: 19:19, Transit: 13:06. Moon - Rise: 03:06, Set: 18:03. Civil Dark: 19:50 - 06:23. Nautical Dark: 20:28 - 05:45. Astro Dark: 21:08 - 05:06

Total Clouds (% Sky Obscured)

0
2
76
80
70
53
37
35
39
54
64
67
79
83
87
83
82
78
82
78
65
40
18
10

Low Clouds (% Sky Obscured)

0
0
19
24
16
0
0
0
0
5
27
36
45
64
73
61
67
71
72
76
56
29
11
0

Medium Clouds (% Sky Obscured)

0
0
25
31
34
33
35
35
39
47
50
49
52
36
24
28
28
29
27
27
24
18
12
10

High Clouds (% Sky Obscured)

0
2
44
60
60
40
2
0
0
0
0
0
0
0
2
2
2
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
52
53
55
56
56
56
56
55
54
53
40
35
23
1
1

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
1
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
7
6
5
5
5
4
3
2
2
2
1
1
2
2
1
2
2
3
4
4
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

25
25
23
22
21
20
19
18
18
17
17
17
17
16
16
16
15
16
17
19
19
19
21
21

Dew Point (°C)

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

Relative Humidity (%)

41
43
48
60
72
79
83
86
87
89
90
92
92
93
93
95
93
87
79
72
64
60
57
55

Pressure (mb)

1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1018
1019
1019
1019
1019
1018
1018
1018
1017

Ozone (du)

275
275
276
276
276
278
279
279
280
280
279
279
280
281
281
283
283
285
284
283
285
289
291
292

Thursday 18

Waning Crescent 4%

04:23

18:22

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

Sun - Rise: 06:56, Set: 19:16, Transit: 13:05. Moon - Rise: 04:23, Set: 18:22. Civil Dark: 19:48 - 06:24. Nautical Dark: 20:26 - 05:47. Astro Dark: 21:05 - 05:08

Total Clouds (% Sky Obscured)

5
2
0
0
0
0
0
0
0
3
8
23
31
29
50
99
74
19
30
5
5
21
24
4

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
4
23
18
15
21
19
13
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

5
2
0
0
0
0
0
0
0
3
5
12
19
22
21
11
14
11
8
3
4
1
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
12
7
32
98
72
8
30
2
2
21
24
3

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
2
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 (%)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
12
12
12
13
13
13
13
13
12
13
12
12
12
12
12
12
12
12
12
11
12
12
12

Relative Humidity (%)

54
54
55
61
76
83
86
87
89
90
92
92
92
93
93
95
95
89
78
70
62
58
57
54

Pressure (mb)

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

Ozone (du)

292
293
293
291
292
291
290
289
285
284
282
280
279
278
277
276
275
275
273
272
271
270
269
268

Friday 19

Waning Crescent 1%

05:38

18:38

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

Sun - Rise: 06:58, Set: 19:14, Transit: 13:05. Moon - Rise: 05:38, Set: 18:38. Civil Dark: 19:46 - 06:26. Nautical Dark: 20:24 - 05:48. Astro Dark: 21:03 - 05:09

Total Clouds (% Sky Obscured)

6
30
30
2
2
14
5
30
25
25
16
29
20
27
45
38
35
53
75
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
6
11
18
12
21
35
38
24
46
48
50
55
64

Medium Clouds (% Sky Obscured)

0
2
2
0
0
0
0
0
0
0
0
0
0
0
1
1
20
19
56
74
59
42
20
50

High Clouds (% Sky Obscured)

6
30
30
2
2
14
4
30
25
25
16
14
1
1
14
20
30
53
75
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
3
7
17
20
21
19
47

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

Chance of Frost

Temperature (°C)

22
22
21
20
17
16
15
15
14
14
14
13
13
13
13
13
13
14
15
16
16
16
16
16

Feels Like (°C)

22
22
20
19
19
18
16
16
14
14
13
13
12
13
12
11
11
12
13
15
15
15
15
15

Dew Point (°C)

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

Relative Humidity (%)

53
52
56
65
79
85
86
87
86
86
86
87
87
87
84
83
80
71
69
67
75
78
81
75

Pressure (mb)

1014
1014
1013
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1016
1016
1016
1016
1017
1017
1017
1018
1017
1017
1017

Ozone (du)

267
267
266
266
265
265
265
265
264
264
265
266
267
268
269
271
271
272
272
272
271
271
271
270

Saturday 20

Waning Crescent 0%

06:49

18:51

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
13 Bad
14 Bad

Sun - Rise: 06:59, Set: 19:12, Transit: 13:05. Moon - Rise: 06:49, Set: 18:51. Civil Dark: 19:44 - 06:27. Nautical Dark: 20:21 - 05:50. Astro Dark: 21:00 - 05:11

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
98
96
95
95
94
95
96
97
97
96
94
92
72

Low Clouds (% Sky Obscured)

69
77
77
80
81
84
88
91
94
97
100
97
93
90
89
88
87
79
72
63
67
71
75
62

Medium Clouds (% Sky Obscured)

73
100
100
100
100
100
76
76
80
80
80
62
49
36
25
14
5
17
28
39
26
16
0
16

High Clouds (% Sky Obscured)

100
100
100
100
100
73
27
0
0
0
0
0
50
48
48
46
36
40
40
44
41
39
34
28

ISS Passover

Visibility (miles)

7
3
3
4
2
2
9
9
6
2
1
1
1
1
1
1
1
1
4
7
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

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

Precipitation Probability (%)

75
95
95
95
95
95
95
95
95
95
95
95
79
43
60
49
24
26
24
21
20
18
15
15

Precipitation Amount (mm)

0.4
0.7
0.7
1
1.6
1.4
1.5
2.1
1.9
1.9
1.8
1.1
0.5
0
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
5
4
4
4
5
5
4
4
4
4
4
4
4
4
4
4
4
3
3
4
4
4
4

Chance of Frost

Temperature (°C)

16
15
15
15
14
14
14
14
14
14
14
14
14
15
15
14
14
14
15
15
16
17
18
19

Feels Like (°C)

15
14
14
14
14
14
14
14
14
14
14
14
15
15
15
15
15
14
14
14
14
17
17
17

Dew Point (°C)

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

Relative Humidity (%)

87
93
96
96
98
98
98
96
98
98
98
98
100
98
98
98
98
98
92
86
83
74
67
60

Pressure (mb)

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

Ozone (du)

268
265
266
267
266
268
273
274
275
274
275
275
274
274
274
275
275
276
276
276
277
275
274
272

Sunday 21

New Moon 1%

08:00

19:03

15 Bad
16 OK
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
13 Bad
14 Bad

Sun - Rise: 07:01, Set: 19:10, Transit: 13:04. Moon - Rise: 08:00, Set: 19:03. Civil Dark: 19:42 - 06:29. Nautical Dark: 20:19 - 05:52. Astro Dark: 20:58 - 05:13

Total Clouds (% Sky Obscured)

51
31
46
61
77
67
58
51
60
69
78
83
88
92
91
89
88
92
95
98
99
99
100
100

Low Clouds (% Sky Obscured)

49
31
25
16
5
6
7
9
6
3
0
15
32
49
49
47
46
40
36
28
33
41
56
68

Medium Clouds (% Sky Obscured)

35
31
45
39
33
34
29
26
22
21
17
18
15
12
13
16
22
34
48
62
75
87
100
100

High Clouds (% Sky Obscured)

21
15
33
50
67
57
46
35
48
62
76
75
74
73
62
52
40
45
53
61
68
63
67
76

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
8
8
7

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
Very Light Rain

Precipitation Probability (%)

12
4
6
7
3
3
1
0
0
0
0
0
0
0
0
0
0
4
5
4
26
35
36
71

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
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
19
19
17
15
14
13
13
12
12
12
12
12
12
13
13
13
13
14
15
15
15
15
15

Feels Like (°C)

18
17
18
20
18
18
16
16
15
13
12
12
12
12
11
11
11
12
12
12
11
14
14
14

Dew Point (°C)

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

Relative Humidity (%)

58
55
54
63
73
84
83
84
83
83
81
81
80
77
76
76
77
77
76
74
72
74
76
79

Pressure (mb)

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

Ozone (du)

270
267
265
263
262
260
260
260
259
259
259
258
259
259
259
259
259
259
260
260
260
260
261
262

Monday 22

Waxing Crescent 4%

09:10

19:16

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

Sun - Rise: 07:02, Set: 19:08, Transit: 13:04. Moon - Rise: 09:10, Set: 19:16. Civil Dark: 19:39 - 06:30. Nautical Dark: 20:17 - 05:53. Astro Dark: 20:56 - 05:15

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

80
92
92
92
91
90
91
90
93
96
100
100
100
100
94
88
81
78
73
70

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
99
99
98
98
98
97
80
64
54
56
57
62

High Clouds (% Sky Obscured)

70
64
64
75
85
85
85
90
95
100
100
100
100
100
100
97
98
98
98
96

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

91
95
95
95
95
95
95
95
95
95
95
95
95
91
73
54
36
39
36
29

Precipitation Amount (mm)

0.4
0.6
1.2
1.8
2.5
2.2
2
1.7
1.6
1.5
1.3
1.1
0.8
0.5
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
14
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
14

Feels Like (°C)

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

Dew Point (°C)

12
11
11
12
12
12
13
13
13
13
13
13
13
13
13
13
12
13
13
13

Relative Humidity (%)

83
86
89
92
95
95
96
96
96
96
98
98
98
98
98
96
96
96
95
95

Pressure (mb)

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

Ozone (du)

261
261
261
261
261
261
263
266
268
269
270
271
273
275
278
279
280
281
281
281

Forecast for Yaletown, Metro Vancouver Regional District, Canada (49.28,-123.12)

Generated: 16/09/25 15:46:56. Forecast: 16/09/25 to 22/09/25. Timezone: UTC-7.00